From 39e6e65a2c5a3312f365d59f23c469641e049c82 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Wed, 19 Aug 1998 21:32:28 +0000 Subject: Base files --- cpukit/libnetworking/sys/buf.h | 248 +++++++++++++++ cpukit/libnetworking/sys/callout.h | 57 ++++ cpukit/libnetworking/sys/conf.h | 228 ++++++++++++++ cpukit/libnetworking/sys/domain.h | 75 +++++ cpukit/libnetworking/sys/kernel.h | 251 ++++++++++++++++ cpukit/libnetworking/sys/libkern.h | 87 ++++++ cpukit/libnetworking/sys/malloc.h | 355 ++++++++++++++++++++++ cpukit/libnetworking/sys/mbuf.h | 439 +++++++++++++++++++++++++++ cpukit/libnetworking/sys/mount.h | 531 +++++++++++++++++++++++++++++++++ cpukit/libnetworking/sys/param.h | 227 ++++++++++++++ cpukit/libnetworking/sys/proc.h | 6 + cpukit/libnetworking/sys/protosw.h | 300 +++++++++++++++++++ cpukit/libnetworking/sys/queue.h | 446 +++++++++++++++++++++++++++ cpukit/libnetworking/sys/reboot.h | 106 +++++++ cpukit/libnetworking/sys/resourcevar.h | 0 cpukit/libnetworking/sys/rtprio.h | 70 +++++ cpukit/libnetworking/sys/select.h | 57 ++++ cpukit/libnetworking/sys/signalvar.h | 171 +++++++++++ cpukit/libnetworking/sys/socket.h | 356 ++++++++++++++++++++++ cpukit/libnetworking/sys/socketvar.h | 279 +++++++++++++++++ cpukit/libnetworking/sys/sysctl.h | 379 +++++++++++++++++++++++ cpukit/libnetworking/sys/syslimits.h | 64 ++++ cpukit/libnetworking/sys/syslog.h | 194 ++++++++++++ cpukit/libnetworking/sys/systm.h | 198 ++++++++++++ cpukit/libnetworking/sys/ttydefaults.h | 97 ++++++ cpukit/libnetworking/sys/ucred.h | 64 ++++ cpukit/libnetworking/sys/uio.h | 92 ++++++ 27 files changed, 5377 insertions(+) create mode 100644 cpukit/libnetworking/sys/buf.h create mode 100644 cpukit/libnetworking/sys/callout.h create mode 100644 cpukit/libnetworking/sys/conf.h create mode 100644 cpukit/libnetworking/sys/domain.h create mode 100644 cpukit/libnetworking/sys/kernel.h create mode 100644 cpukit/libnetworking/sys/libkern.h create mode 100644 cpukit/libnetworking/sys/malloc.h create mode 100644 cpukit/libnetworking/sys/mbuf.h create mode 100644 cpukit/libnetworking/sys/mount.h create mode 100644 cpukit/libnetworking/sys/param.h create mode 100644 cpukit/libnetworking/sys/proc.h create mode 100644 cpukit/libnetworking/sys/protosw.h create mode 100644 cpukit/libnetworking/sys/queue.h create mode 100644 cpukit/libnetworking/sys/reboot.h create mode 100644 cpukit/libnetworking/sys/resourcevar.h create mode 100644 cpukit/libnetworking/sys/rtprio.h create mode 100644 cpukit/libnetworking/sys/select.h create mode 100644 cpukit/libnetworking/sys/signalvar.h create mode 100644 cpukit/libnetworking/sys/socket.h create mode 100644 cpukit/libnetworking/sys/socketvar.h create mode 100644 cpukit/libnetworking/sys/sysctl.h create mode 100644 cpukit/libnetworking/sys/syslimits.h create mode 100644 cpukit/libnetworking/sys/syslog.h create mode 100644 cpukit/libnetworking/sys/systm.h create mode 100644 cpukit/libnetworking/sys/ttydefaults.h create mode 100644 cpukit/libnetworking/sys/ucred.h create mode 100644 cpukit/libnetworking/sys/uio.h (limited to 'cpukit/libnetworking/sys') diff --git a/cpukit/libnetworking/sys/buf.h b/cpukit/libnetworking/sys/buf.h new file mode 100644 index 0000000000..6cca571141 --- /dev/null +++ b/cpukit/libnetworking/sys/buf.h @@ -0,0 +1,248 @@ +/* + * Copyright (c) 1982, 1986, 1989, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)buf.h 8.9 (Berkeley) 3/30/95 + * $Id$ + */ + +#ifndef _SYS_BUF_H_ +#define _SYS_BUF_H_ + +#include + +#define NOLIST ((struct buf *)0x87654321) + +struct buf; + +struct iodone_chain { + long ic_prev_flags; + void (*ic_prev_iodone) __P((struct buf *)); + void *ic_prev_iodone_chain; + struct { + long ia_long; + void *ia_ptr; + } ic_args[5]; +}; + +typedef TAILQ_HEAD(buf_queue_head, buf) buf_queue_head, *buf_queue_head_t; + +/* + * The buffer header describes an I/O operation in the kernel. + */ +struct buf { + LIST_ENTRY(buf) b_hash; /* Hash chain. */ + LIST_ENTRY(buf) b_vnbufs; /* Buffer's associated vnode. */ + TAILQ_ENTRY(buf) b_freelist; /* Free list position if not active. */ + TAILQ_ENTRY(buf) b_act; /* Device driver queue when active. *new* */ + struct proc *b_proc; /* Associated proc; NULL if kernel. */ + long b_flags; /* B_* flags. */ + unsigned short b_qindex; /* buffer queue index */ + unsigned char b_usecount; /* buffer use count */ + int b_error; /* Errno value. */ + long b_bufsize; /* Allocated buffer size. */ + long b_bcount; /* Valid bytes in buffer. */ + long b_resid; /* Remaining I/O. */ + dev_t b_dev; /* Device associated with buffer. */ + struct { + caddr_t b_addr; /* Memory, superblocks, indirect etc. */ + } b_un; + caddr_t b_kvabase; /* base kva for buffer */ + int b_kvasize; /* size of kva for buffer */ + void *b_saveaddr; /* Original b_addr for physio. */ + daddr_t b_lblkno; /* Logical block number. */ + daddr_t b_blkno; /* Underlying physical block number. */ + /* Function to call upon completion. */ + void (*b_iodone) __P((struct buf *)); + /* For nested b_iodone's. */ + struct iodone_chain *b_iodone_chain; + struct vnode *b_vp; /* Device vnode. */ + int b_dirtyoff; /* Offset in buffer of dirty region. */ + int b_dirtyend; /* Offset of end of dirty region. */ + struct ucred *b_rcred; /* Read credentials reference. */ + struct ucred *b_wcred; /* Write credentials reference. */ + int b_validoff; /* Offset in buffer of valid region. */ + int b_validend; /* Offset of end of valid region. */ + daddr_t b_pblkno; /* physical block number */ + caddr_t b_savekva; /* saved kva for transfer while bouncing */ + void *b_driver1; /* for private use by the driver */ + void *b_driver2; /* for private use by the driver */ + void *b_spc; + union cluster_info { + TAILQ_HEAD(cluster_list_head, buf) cluster_head; + TAILQ_ENTRY(buf) cluster_entry; + } b_cluster; + struct vm_page *b_pages[btoc(MAXPHYS)]; + int b_npages; +}; + +/* Device driver compatibility definitions. */ +#define b_data b_un.b_addr /* b_un.b_addr is not changeable. */ + +/* + * These flags are kept in b_flags. + */ +#define B_AGE 0x00000001 /* Move to age queue when I/O done. */ +#define B_NEEDCOMMIT 0x00000002 /* Append-write in progress. */ +#define B_ASYNC 0x00000004 /* Start I/O, do not wait. */ +#define B_BAD 0x00000008 /* Bad block revectoring in progress. */ +#define B_BUSY 0x00000010 /* I/O in progress. */ +#define B_CACHE 0x00000020 /* Bread found us in the cache. */ +#define B_CALL 0x00000040 /* Call b_iodone from biodone. */ +#define B_DELWRI 0x00000080 /* Delay I/O until buffer reused. */ +#define B_DIRTY 0x00000100 /* Dirty page to be pushed out async. */ +#define B_DONE 0x00000200 /* I/O completed. */ +#define B_EINTR 0x00000400 /* I/O was interrupted */ +#define B_ERROR 0x00000800 /* I/O error occurred. */ +#define B_GATHERED 0x00001000 /* LFS: already in a segment. */ +#define B_INVAL 0x00002000 /* Does not contain valid info. */ +#define B_LOCKED 0x00004000 /* Locked in core (not reusable). */ +#define B_NOCACHE 0x00008000 /* Do not cache block after use. */ +#define B_MALLOC 0x00010000 /* malloced b_data */ +#define B_CLUSTEROK 0x00020000 /* Pagein op, so swap() can count it. */ +#define B_PHYS 0x00040000 /* I/O to user memory. */ +#define B_RAW 0x00080000 /* Set by physio for raw transfers. */ +#define B_READ 0x00100000 /* Read buffer. */ +#define B_TAPE 0x00200000 /* Magnetic tape I/O. */ +#define B_RELBUF 0x00400000 /* Release VMIO buffer. */ +#define B_WANTED 0x00800000 /* Process wants this buffer. */ +#define B_WRITE 0x00000000 /* Write buffer (pseudo flag). */ +#define B_WRITEINPROG 0x01000000 /* Write in progress. */ +#define B_XXX 0x02000000 /* Debugging flag. */ +#define B_PAGING 0x04000000 /* volatile paging I/O -- bypass VMIO */ +#define B_ORDERED 0x08000000 /* Must guarantee I/O ordering */ +#define B_VMIO 0x20000000 /* VMIO flag */ +#define B_CLUSTER 0x40000000 /* pagein op, so swap() can count it */ +#define B_BOUNCE 0x80000000 /* bounce buffer flag */ + +/* + * number of buffer hash entries + */ +#define BUFHSZ 512 + +/* + * buffer hash table calculation, originally by David Greenman + */ +#define BUFHASH(vnp, bn) \ + (&bufhashtbl[(((unsigned long)(vnp) >> 7)+(int)(bn)) % BUFHSZ]) + +/* + * Definitions for the buffer free lists. + */ +#define BUFFER_QUEUES 6 /* number of free buffer queues */ + +extern LIST_HEAD(bufhashhdr, buf) bufhashtbl[BUFHSZ], invalhash; +extern TAILQ_HEAD(bqueues, buf) bufqueues[BUFFER_QUEUES]; + +#define QUEUE_NONE 0 /* on no queue */ +#define QUEUE_LOCKED 1 /* locked buffers */ +#define QUEUE_LRU 2 /* useful buffers */ +#define QUEUE_VMIO 3 /* VMIO buffers */ +#define QUEUE_AGE 4 /* not-useful buffers */ +#define QUEUE_EMPTY 5 /* empty buffer headers*/ + +/* + * Zero out the buffer's data area. + */ +#define clrbuf(bp) { \ + bzero((bp)->b_data, (u_int)(bp)->b_bcount); \ + (bp)->b_resid = 0; \ +} + +/* Flags to low-level allocation routines. */ +#define B_CLRBUF 0x01 /* Request allocated buffer be cleared. */ +#define B_SYNC 0x02 /* Do all allocations synchronously. */ + +#ifdef KERNEL +extern int nbuf; /* The number of buffer headers */ +extern struct buf *buf; /* The buffer headers. */ +extern char *buffers; /* The buffer contents. */ +extern int bufpages; /* Number of memory pages in the buffer pool. */ +extern struct buf *swbuf; /* Swap I/O buffer headers. */ +extern int nswbuf; /* Number of swap I/O buffer headers. */ +extern TAILQ_HEAD(swqueue, buf) bswlist; + +void bufinit __P((void)); +void bremfree __P((struct buf *)); +int bread __P((struct vnode *, daddr_t, int, + struct ucred *, struct buf **)); +int breadn __P((struct vnode *, daddr_t, int, daddr_t *, int *, int, + struct ucred *, struct buf **)); +int bwrite __P((struct buf *)); +void bdwrite __P((struct buf *)); +void bawrite __P((struct buf *)); +int bowrite __P((struct buf *)); +void brelse __P((struct buf *)); +void bqrelse __P((struct buf *)); +int vfs_bio_awrite __P((struct buf *)); +struct buf * getpbuf __P((void)); +struct buf *incore __P((struct vnode *, daddr_t)); +struct buf *gbincore __P((struct vnode *, daddr_t)); +int inmem __P((struct vnode *, daddr_t)); +struct buf *getblk __P((struct vnode *, daddr_t, int, int, int)); +struct buf *geteblk __P((int)); +int allocbuf __P((struct buf *, int)); +int biowait __P((struct buf *)); +void biodone __P((struct buf *)); + +void cluster_callback __P((struct buf *)); +int cluster_read __P((struct vnode *, u_quad_t, daddr_t, long, + struct ucred *, struct buf **)); +int cluster_wbuild __P((struct vnode *, long, daddr_t, int)); +void cluster_write __P((struct buf *, u_quad_t)); +int physio __P((void (*)(struct buf *), struct buf *, dev_t, + int, u_int (*)(struct buf *), struct uio *)); +u_int minphys __P((struct buf *)); +void vfs_bio_clrbuf __P((struct buf *)); +void vfs_busy_pages __P((struct buf *, int clear_modify)); +void vfs_unbusy_pages(struct buf *); +void vwakeup __P((struct buf *)); +void vmapbuf __P((struct buf *)); +void vunmapbuf __P((struct buf *)); +void relpbuf __P((struct buf *)); +void brelvp __P((struct buf *)); +void bgetvp __P((struct vnode *, struct buf *)); +void pbgetvp __P((struct vnode *, struct buf *)); +void pbrelvp __P((struct buf *)); +void reassignbuf __P((struct buf *, struct vnode *)); +struct buf *trypbuf __P((void)); +void vm_bounce_alloc __P((struct buf *)); +void vm_bounce_free __P((struct buf *)); +vm_offset_t vm_bounce_kva_alloc __P((int)); +void vm_bounce_kva_alloc_free __P((vm_offset_t, int)); +#endif /* KERNEL */ + +#endif /* !_SYS_BUF_H_ */ diff --git a/cpukit/libnetworking/sys/callout.h b/cpukit/libnetworking/sys/callout.h new file mode 100644 index 0000000000..5fec98f28b --- /dev/null +++ b/cpukit/libnetworking/sys/callout.h @@ -0,0 +1,57 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)callout.h 8.2 (Berkeley) 1/21/94 + * $Id$ + */ + +#ifndef _SYS_CALLOUT_H_ +#define _SYS_CALLOUT_H_ + +struct callout { + struct callout *c_next; /* next callout in queue */ + void *c_arg; /* function argument */ + void (*c_func) __P((void *)); /* function to call */ + int c_time; /* ticks to the event */ +}; + +#ifdef KERNEL +extern struct callout *callfree, *callout, calltodo; +extern int ncallout; +#endif + +#endif diff --git a/cpukit/libnetworking/sys/conf.h b/cpukit/libnetworking/sys/conf.h new file mode 100644 index 0000000000..92d99d9d07 --- /dev/null +++ b/cpukit/libnetworking/sys/conf.h @@ -0,0 +1,228 @@ +/*- + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)conf.h 8.5 (Berkeley) 1/9/95 + * $Id$ + */ + +#ifndef _SYS_CONF_H_ +#define _SYS_CONF_H_ + +/* + * Definitions of device driver entry switches + */ + +struct buf; +struct proc; +struct tty; +struct uio; +struct vnode; + +typedef int d_open_t __P((dev_t dev, int oflags, int devtype, struct proc *p)); +typedef int d_close_t __P((dev_t dev, int fflag, int devtype, struct proc *p)); +typedef void d_strategy_t __P((struct buf *bp)); +typedef int d_ioctl_t __P((dev_t dev, int cmd, caddr_t data, + int fflag, struct proc *p)); +typedef int d_dump_t __P((dev_t dev)); +typedef int d_psize_t __P((dev_t dev)); + +typedef int d_read_t __P((dev_t dev, struct uio *uio, int ioflag)); +typedef int d_write_t __P((dev_t dev, struct uio *uio, int ioflag)); +typedef void d_stop_t __P((struct tty *tp, int rw)); +typedef int d_reset_t __P((dev_t dev)); +typedef struct tty *d_devtotty_t __P((dev_t dev)); +typedef int d_select_t __P((dev_t dev, int which, struct proc *p)); +typedef int d_mmap_t __P((dev_t dev, int offset, int nprot)); + +typedef int l_open_t __P((dev_t dev, struct tty *tp)); +typedef int l_close_t __P((struct tty *tp, int flag)); +typedef int l_read_t __P((struct tty *tp, struct uio *uio, int flag)); +typedef int l_write_t __P((struct tty *tp, struct uio *uio, int flag)); +typedef int l_ioctl_t __P((struct tty *tp, int cmd, caddr_t data, + int flag, struct proc *p)); +typedef int l_rint_t __P((int c, struct tty *tp)); +typedef int l_start_t __P((struct tty *tp)); +typedef int l_modem_t __P((struct tty *tp, int flag)); + +/* + * Block device switch table + */ +struct bdevsw { + d_open_t *d_open; + d_close_t *d_close; + d_strategy_t *d_strategy; + d_ioctl_t *d_ioctl; + d_dump_t *d_dump; + d_psize_t *d_psize; + int d_flags; + char *d_name; /* name of the driver e.g. audio */ + struct cdevsw *d_cdev; /* cross pointer to the cdev */ + int d_maj; /* the major number we were assigned */ +}; + +#ifdef KERNEL +extern struct bdevsw *bdevsw[]; +#endif + +/* + * Character device switch table + */ +struct cdevsw { + d_open_t *d_open; + d_close_t *d_close; + d_read_t *d_read; + d_write_t *d_write; + d_ioctl_t *d_ioctl; + d_stop_t *d_stop; + d_reset_t *d_reset; /* XXX not used */ + d_devtotty_t *d_devtotty; + d_select_t *d_select; + d_mmap_t *d_mmap; + d_strategy_t *d_strategy; + char *d_name; /* see above */ + struct bdevsw *d_bdev; + int d_maj; +}; + +#ifdef KERNEL +extern struct cdevsw *cdevsw[]; +#endif + +/* + * Line discipline switch table + */ +struct linesw { + l_open_t *l_open; + l_close_t *l_close; + l_read_t *l_read; + l_write_t *l_write; + l_ioctl_t *l_ioctl; + l_rint_t *l_rint; + l_start_t *l_start; + l_modem_t *l_modem; +}; + +#ifdef KERNEL +extern struct linesw linesw[]; +extern int nlinesw; + +int ldisc_register __P((int , struct linesw *)); +void ldisc_deregister __P((int)); +#define LDISC_LOAD -1 /* Loadable line discipline */ +#endif + +/* + * Swap device table + */ +struct swdevt { + dev_t sw_dev; + int sw_flags; + int sw_nblks; + struct vnode *sw_vp; +}; +#define SW_FREED 0x01 +#define SW_SEQUENTIAL 0x02 +#define sw_freed sw_flags /* XXX compat */ + +#ifdef KERNEL +d_open_t noopen; +d_close_t noclose; +d_read_t noread; +d_write_t nowrite; +d_ioctl_t noioctl; +d_stop_t nostop; +d_reset_t noreset; +d_devtotty_t nodevtotty; +d_select_t noselect; +d_mmap_t nommap; + +/* Bogus defines for compatibility. */ +#define noioc noioctl +#define nostrat nostrategy +#define zerosize nopsize +/* + * XXX d_strategy seems to be unused for cdevs that aren't associated with + * bdevs and called without checking for it being non-NULL for bdevs. + */ +#define nostrategy ((d_strategy_t *)NULL) + +d_dump_t nodump; + +/* + * nopsize is little used, so not worth having dummy functions for. + */ +#define nopsize ((d_psize_t *)NULL) + +d_open_t nullopen; +d_close_t nullclose; +#define nullstop nostop /* one void return is as good as another */ +#define nullreset noreset /* one unused function is as good as another */ + +d_open_t nxopen; +d_close_t nxclose; +d_read_t nxread; +d_write_t nxwrite; +d_ioctl_t nxioctl; +#define nxstop nostop /* one void return is as good as another */ +#define nxreset noreset /* one unused function is as good as another */ +#define nxdevtotty nodevtotty /* one NULL return is as good as another */ +d_select_t nxselect; +#define nxmmap nommap /* one -1 return is as good as another */ +#define nxstrategy nostrategy /* one NULL value is as good as another */ +d_dump_t nxdump; +#define nxpsize nopsize /* one NULL value is as good as another */ + +d_read_t rawread; +d_write_t rawwrite; + +l_read_t l_noread; +l_write_t l_nowrite; + +int bdevsw_add __P((dev_t *descrip,struct bdevsw *new,struct bdevsw **old)); +int cdevsw_add __P((dev_t *descrip,struct cdevsw *new,struct cdevsw **old)); +void cdevsw_make __P((struct bdevsw *from)); +void bdevsw_add_generic __P((int bdev, int cdev, struct bdevsw *bdevsw)); +dev_t chrtoblk __P((dev_t dev)); +int isdisk __P((dev_t dev, int type)); +int iskmemdev __P((dev_t dev)); +int iszerodev __P((dev_t dev)); +void setconf __P((void)); +#endif /* KERNEL */ + +#include + +#endif /* !_SYS_CONF_H_ */ diff --git a/cpukit/libnetworking/sys/domain.h b/cpukit/libnetworking/sys/domain.h new file mode 100644 index 0000000000..2ec8a5fb05 --- /dev/null +++ b/cpukit/libnetworking/sys/domain.h @@ -0,0 +1,75 @@ +/* + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)domain.h 8.1 (Berkeley) 6/2/93 + * $Id$ + */ + +#ifndef _SYS_DOMAIN_H_ +#define _SYS_DOMAIN_H_ + +/* + * Structure per communications domain. + */ + +/* + * Forward structure declarations for function prototypes [sic]. + */ +struct mbuf; + +struct domain { + int dom_family; /* AF_xxx */ + char *dom_name; + void (*dom_init) /* initialize domain data structures */ + __P((void)); + int (*dom_externalize) /* externalize access rights */ + __P((struct mbuf *)); + void (*dom_dispose) /* dispose of internalized rights */ + __P((struct mbuf *)); + struct protosw *dom_protosw, *dom_protoswNPROTOSW; + struct domain *dom_next; + int (*dom_rtattach) /* initialize routing table */ + __P((void **, int)); + int dom_rtoffset; /* an arg to rtattach, in bits */ + int dom_maxrtkey; /* for routing layer */ +}; + +#ifdef KERNEL +extern struct domain *domains; +extern struct domain localdomain; + +#define DOMAIN_SET(name) \ + DATA_SET(domain_set, name ## domain); + +#endif + +#endif diff --git a/cpukit/libnetworking/sys/kernel.h b/cpukit/libnetworking/sys/kernel.h new file mode 100644 index 0000000000..35bce70bd6 --- /dev/null +++ b/cpukit/libnetworking/sys/kernel.h @@ -0,0 +1,251 @@ +/*- + * Copyright (c) 1995 Terrence R. Lambert + * All rights reserved. + * + * Copyright (c) 1990, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)kernel.h 8.3 (Berkeley) 1/21/94 + * $Id$ + */ + +#ifndef _SYS_KERNEL_H_ +#define _SYS_KERNEL_H_ + +/* Global variables for the kernel. */ + +/* 1.1 */ +extern long hostid; +extern char hostname[MAXHOSTNAMELEN]; +extern int hostnamelen; +extern char domainname[MAXHOSTNAMELEN]; +extern int domainnamelen; +extern char kernelname[MAXPATHLEN]; + +/* 1.2 */ +extern volatile struct timeval mono_time; +extern struct timeval boottime; +extern struct timeval runtime; +/* extern volatile struct timeval time; */ +extern struct timezone tz; /* XXX */ + +extern int tick; /* usec per tick (1000000 / hz) */ +extern int hz; /* system clock's frequency */ +extern int psratio; /* ratio: prof / stat */ +extern int stathz; /* statistics clock's frequency */ +extern int profhz; /* profiling clock's frequency */ +extern int ticks; +extern int lbolt; /* once a second sleep address */ +extern int tickdelta; +extern long timedelta; + +/* + * The following macros are used to declare global sets of objects, which + * are collected by the linker into a `struct linker_set' as defined below. + * + * NB: the constants defined below must match those defined in + * ld/ld.h. Since their calculation requires arithmetic, we + * can't name them symbolically (e.g., 23 is N_SETT | N_EXT). + */ +#define MAKE_SET(set, sym, type) +#define TEXT_SET(set, sym) MAKE_SET(set, sym, 23) +#define DATA_SET(set, sym) MAKE_SET(set, sym, 25) +#define BSS_SET(set, sym) MAKE_SET(set, sym, 27) +#define ABS_SET(set, sym) MAKE_SET(set, sym, 21) + + +/* + * Enumerated types for known system startup interfaces. + * + * Startup occurs in ascending numeric order; the list entries are + * sorted prior to attempting startup to guarantee order. Items + * of the same level are arbitrated for order based on the 'order' + * element. + * + * These numbers are arbitrary and are chosen ONLY for ordering; the + * enumeration values are explicit rather than implicit to provide + * for binary compatibility with inserted elements. + * + * The SI_SUB_RUN_SCHEDULER value must have the highest lexical value. + * + * The SI_SUB_CONSOLE and SI_SUB_SWAP values represent values used by + * the BSD 4.4Lite but not by FreeBSD; they are maintained in dependent + * order to support porting. + * + * The SI_SUB_PROTO_BEGIN and SI_SUB_PROTO_END bracket a range of + * initializations to take place at splimp(). This is a historical + * wart that should be removed -- probably running everything at + * splimp() until the first init that doesn't want it is the correct + * fix. They are currently present to ensure historical behavior. + */ +enum sysinit_sub_id { + SI_SUB_DUMMY = 0x00000000, /* not executed; for linker*/ + SI_SUB_CONSOLE = 0x08000000, /* console*/ + SI_SUB_COPYRIGHT = 0x08000001, /* first use of console*/ + SI_SUB_VM = 0x10000000, /* virtual memory system init*/ + SI_SUB_KMEM = 0x18000000, /* kernel memory*/ + SI_SUB_CPU = 0x20000000, /* CPU resource(s)*/ + SI_SUB_DEVFS = 0x22000000, /* get DEVFS ready */ + SI_SUB_DRIVERS = 0x23000000, /* Let Drivers initialize */ + SI_SUB_CONFIGURE = 0x24000000, /* Configure devices */ + SI_SUB_INTRINSIC = 0x28000000, /* proc 0*/ + SI_SUB_RUN_QUEUE = 0x30000000, /* the run queue*/ + SI_SUB_VM_CONF = 0x38000000, /* config VM, set limits*/ + SI_SUB_VFS = 0x40000000, /* virtual file system*/ + SI_SUB_CLOCKS = 0x48000000, /* real time and stat clocks*/ + SI_SUB_MBUF = 0x50000000, /* mbufs*/ + SI_SUB_CLIST = 0x58000000, /* clists*/ + SI_SUB_SYSV_SHM = 0x64000000, /* System V shared memory*/ + SI_SUB_SYSV_SEM = 0x68000000, /* System V semaphores*/ + SI_SUB_SYSV_MSG = 0x6C000000, /* System V message queues*/ + SI_SUB_PSEUDO = 0x70000000, /* pseudo devices*/ + SI_SUB_PROTO_BEGIN = 0x80000000, /* XXX: set splimp (kludge)*/ + SI_SUB_PROTO_IF = 0x84000000, /* interfaces*/ + SI_SUB_PROTO_DOMAIN = 0x88000000, /* domains (address families?)*/ + SI_SUB_PROTO_END = 0x8fffffff, /* XXX: set splx (kludge)*/ + SI_SUB_KPROF = 0x90000000, /* kernel profiling*/ + SI_SUB_KICK_SCHEDULER = 0xa0000000, /* start the timeout events*/ + SI_SUB_ROOT = 0xb0000000, /* root mount*/ + SI_SUB_ROOT_FDTAB = 0xb8000000, /* root vnode in fd table...*/ + SI_SUB_SWAP = 0xc0000000, /* swap*/ + SI_SUB_INTRINSIC_POST = 0xd0000000, /* proc 0 cleanup*/ + SI_SUB_KTHREAD_INIT = 0xe0000000, /* init process*/ + SI_SUB_KTHREAD_PAGE = 0xe4000000, /* pageout daemon*/ + SI_SUB_KTHREAD_VM = 0xe8000000, /* vm daemon*/ + SI_SUB_KTHREAD_UPDATE = 0xec000000, /* update daemon*/ + SI_SUB_RUN_SCHEDULER = 0xffffffff /* scheduler: no return*/ +}; + + +/* + * Some enumerated orders; "ANY" sorts last. + */ +enum sysinit_elem_order { + SI_ORDER_FIRST = 0x00000000, /* first*/ + SI_ORDER_SECOND = 0x00000001, /* second*/ + SI_ORDER_THIRD = 0x00000002, /* third*/ + SI_ORDER_MIDDLE = 0x10000000, /* somewhere in the middle */ + SI_ORDER_ANY = 0xffffffff /* last*/ +}; + + +/* + * System initialization call types; currently two are supported... one + * to do a simple function call and one to cause a process to be started + * by the kernel on the callers behalf. + */ +typedef enum sysinit_elem_type { + SI_TYPE_DEFAULT = 0x00000000, /* No special processing*/ + SI_TYPE_KTHREAD = 0x00000001 /* start kernel thread*/ +} si_elem_t; + + +/* + * A system initialization call instance + * + * The subsystem + */ +struct sysinit { + unsigned int subsystem; /* subsystem identifier*/ + unsigned int order; /* init order within subsystem*/ + void (*func) __P((void *)); /* init function*/ + void *udata; /* multiplexer/argument */ + si_elem_t type; /* sysinit_elem_type*/ +}; + + +/* + * Default: no special processing + */ +#define SYSINIT(uniquifier, subsystem, order, func, ident) + +/* + * Call 'fork()' before calling '(*func)(ident)'; + * for making a kernel 'thread' (or builtin process.) + */ +#define SYSINIT_KT(uniquifier, subsystem, order, func, ident) + + +/* + * A kernel process descriptor; used to start "internal" daemons + * + * Note: global_procpp may be NULL for no global save area + */ +struct kproc_desc { + char *arg0; /* arg 0 (for 'ps' listing)*/ + void (*func) __P((void)); /* "main" for kernel process*/ + struct proc **global_procpp; /* ptr to proc ptr save area*/ +}; + +void kproc_start __P((void *udata)); + +#ifdef PSEUDO_LKM +#include +#include +#include +#include + +#define PSEUDO_SET(init, name) \ + extern struct linker_set MODVNOPS; \ + MOD_MISC(name); \ + static int \ + name ## _load(struct lkm_table *lkmtp, int cmd) \ + { init((void *)NULL /* XXX unused (?) */); return 0; } \ + static int \ + name ## _unload(struct lkm_table *lkmtp, int cmd) \ + { return EINVAL; } \ + int \ + name ## _mod(struct lkm_table *lkmtp, int cmd, int ver) { \ + DISPATCH(lkmtp, cmd, ver, name ## _load, name ## _unload, \ + lkm_nullcmd); } +#else /* PSEUDO_LKM */ + +/* + * Compatibility. To be deprecated after LKM is updated. + */ +#define PSEUDO_SET(sym, name) SYSINIT(ps, SI_SUB_PSEUDO, SI_ORDER_ANY, sym, 0) + +#endif /* PSEUDO_LKM */ + +struct linker_set { + int ls_length; + const void *ls_items[1]; /* really ls_length of them, + * trailing NULL */ +}; + +extern struct linker_set execsw_set; + +#endif /* !_SYS_KERNEL_H_*/ diff --git a/cpukit/libnetworking/sys/libkern.h b/cpukit/libnetworking/sys/libkern.h new file mode 100644 index 0000000000..bdc060346a --- /dev/null +++ b/cpukit/libnetworking/sys/libkern.h @@ -0,0 +1,87 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)libkern.h 8.1 (Berkeley) 6/10/93 + * $Id$ + */ + +#ifndef _SYS_LIBKERN_H_ +#define _SYS_LIBKERN_H_ + +#include +#include + +/* BCD conversions. */ +extern u_char const bcd2bin_data[]; +extern u_char const bin2bcd_data[]; +extern char const hex2ascii_data[]; + +#define bcd2bin(bcd) (bcd2bin_data[bcd]) +#define bin2bcd(bin) (bin2bcd_data[bin]) +#define hex2ascii(hex) (hex2ascii_data[hex]) + +static __inline int imax(int a, int b) { return (a > b ? a : b); } +static __inline int imin(int a, int b) { return (a < b ? a : b); } +static __inline long lmax(long a, long b) { return (a > b ? a : b); } +static __inline long lmin(long a, long b) { return (a < b ? a : b); } +static __inline u_int max(u_int a, u_int b) { return (a > b ? a : b); } +static __inline u_int min(u_int a, u_int b) { return (a < b ? a : b); } +static __inline quad_t qmax(quad_t a, quad_t b) { return (a > b ? a : b); } +static __inline quad_t qmin(quad_t a, quad_t b) { return (a < b ? a : b); } +static __inline u_long ulmax(u_long a, u_long b) { return (a > b ? a : b); } +static __inline u_long ulmin(u_long a, u_long b) { return (a < b ? a : b); } + +/* Prototypes for non-quad routines. */ +int bcmp __P((const void *, const void *, size_t)); +#ifndef HAVE_INLINE_FFS +int ffs __P((int)); +#endif +#ifndef HAVE_INLINE_FLS +int fls __P((int)); +#endif +int locc __P((int, char *, u_int)); +void qsort __P((void *base, size_t nmemb, size_t size, + int (*compar)(const void *, const void *))); +u_long random __P((void)); +char *index __P((const char *, int)); +char *rindex __P((const char *, int)); +int scanc __P((u_int, const u_char *, const u_char *, int)); +int skpc __P((int, int, char *)); +void srandom __P((u_long)); +char *strcat __P((char *, const char *)); +int strcmp __P((const char *, const char *)); +char *strcpy __P((char *, const char *)); +size_t strlen __P((const char *)); +int strncmp __P((const char *, const char *, size_t)); +char *strncpy __P((char *, const char *, size_t)); + +#endif /* !_SYS_LIBKERN_H_ */ diff --git a/cpukit/libnetworking/sys/malloc.h b/cpukit/libnetworking/sys/malloc.h new file mode 100644 index 0000000000..ec85c1814d --- /dev/null +++ b/cpukit/libnetworking/sys/malloc.h @@ -0,0 +1,355 @@ +/* + * Copyright (c) 1987, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)malloc.h 8.5 (Berkeley) 5/3/95 + * $Id$ + */ + +#ifndef _SYS_MALLOC_H_ +#define _SYS_MALLOC_H_ + +#include /* Ensure we get RTEMS malloc hooks */ +#define KMEMSTATS + +/* + * flags to malloc + */ +#define M_WAITOK 0x0000 +#define M_NOWAIT 0x0001 +#define M_KERNEL 0x0002 + +/* + * Types of memory to be allocated + */ +#define M_FREE 0 /* should be on free list */ +#define M_MBUF 1 /* mbuf */ +#define M_DEVBUF 2 /* device driver memory */ +#define M_SOCKET 3 /* socket structure */ +#define M_PCB 4 /* protocol control block */ +#define M_RTABLE 5 /* routing tables */ +#define M_HTABLE 6 /* IMP host tables */ +#define M_FTABLE 7 /* fragment reassembly header */ +#define M_ZOMBIE 8 /* zombie proc status */ +#define M_IFADDR 9 /* interface address */ +#define M_SOOPTS 10 /* socket options */ +#define M_SONAME 11 /* socket name */ +#define M_NAMEI 12 /* namei path name buffer */ +#define M_GPROF 13 /* kernel profiling buffer */ +#define M_IOCTLOPS 14 /* ioctl data buffer */ +#define M_MAPMEM 15 /* mapped memory descriptors */ +#define M_CRED 16 /* credentials */ +#define M_PGRP 17 /* process group header */ +#define M_SESSION 18 /* session header */ +#define M_IOV 19 /* large iov's */ +#define M_MOUNT 20 /* vfs mount struct */ +#define M_FHANDLE 21 /* network file handle */ +#define M_NFSREQ 22 /* NFS request header */ +#define M_NFSMNT 23 /* NFS mount structure */ +#define M_NFSNODE 24 /* NFS vnode private part */ +#define M_VNODE 25 /* Dynamically allocated vnodes */ +#define M_CACHE 26 /* Dynamically allocated cache entries */ +#define M_DQUOT 27 /* UFS quota entries */ +#define M_UFSMNT 28 /* UFS mount structure */ +#define M_SHM 29 /* SVID compatible shared memory segments */ +#define M_VMMAP 30 /* VM map structures */ +#define M_VMMAPENT 31 /* VM map entry structures */ +#define M_VMOBJ 32 /* VM object structure */ +#define M_VMOBJHASH 33 /* VM object hash structure */ +#define M_VMPMAP 34 /* VM pmap */ +#define M_VMPVENT 35 /* VM phys-virt mapping entry */ +#define M_VMPAGER 36 /* XXX: VM pager struct */ +#define M_VMPGDATA 37 /* XXX: VM pager private data */ +#define M_FILE 38 /* Open file structure */ +#define M_FILEDESC 39 /* Open file descriptor table */ +#define M_LOCKF 40 /* Byte-range locking structures */ +#define M_PROC 41 /* Proc structures */ +#define M_SUBPROC 42 /* Proc sub-structures */ +#define M_SEGMENT 43 /* Segment for LFS */ +#define M_LFSNODE 44 /* LFS vnode private part */ +#define M_FFSNODE 45 /* FFS vnode private part */ +#define M_MFSNODE 46 /* MFS vnode private part */ +#define M_NQLEASE 47 /* Nqnfs lease */ +#define M_NQMHOST 48 /* Nqnfs host address table */ +#define M_NETADDR 49 /* Export host address structure */ +#define M_NFSSVC 50 /* Nfs server structure */ +#define M_NFSUID 51 /* Nfs uid mapping structure */ +#define M_NFSD 52 /* Nfs server daemon structure */ +#define M_IPMOPTS 53 /* internet multicast options */ +#define M_IPMADDR 54 /* internet multicast address */ +#define M_IFMADDR 55 /* link-level multicast address */ +#define M_MRTABLE 56 /* multicast routing tables */ +#define M_ISOFSMNT 57 /* ISOFS mount structure */ +#define M_ISOFSNODE 58 /* ISOFS vnode private part */ +#define M_NFSRVDESC 59 /* NFS server socket descriptor */ +#define M_NFSDIROFF 60 /* NFS directory offset data */ +#define M_NFSBIGFH 61 /* NFS version 3 file handle */ +#define M_MSDOSFSMNT 67 /* MSDOSFS mount structure */ +#define M_MSDOSFSNODE 68 /* MSDOSFS vnode private part */ +#define M_MSDOSFSFAT 69 /* MSDOSFS file allocation table */ +#define M_DEVFSMNT 70 /* DEVFS mount structure */ +#define M_DEVFSBACK 71 /* DEVFS Back node */ +#define M_DEVFSFRONT 72 /* DEVFS Front node */ +#define M_DEVFSNODE 73 /* DEVFS node */ +#define M_TEMP 74 /* misc temporary data buffers */ +#define M_TTYS 75 /* tty data structures */ +#define M_GZIP 76 /* Gzip trees */ +#define M_IPFW 77 /* IpFw/IpAcct chain's */ +#define M_DEVL 78 /* isa_device lists in userconfig() */ +#define M_PKTCLASS 79 /* structures used in packet classifier */ +#define M_SYSCTL 80 /* sysctl internal magic */ +#define M_SECA 81 /* security associations, key management */ +#define M_BIOBUF 82 /* BIO buffer */ +#define M_KTRACE 83 /* KTRACE */ +#define M_SELECT 84 /* select() buffer */ +#define M_CFS 85 /* Coda */ +#define M_LAST 86 /* Must be last type + 1 */ + +#define INITKMEMNAMES { \ + "free", /* 0 M_FREE */ \ + "mbuf", /* 1 M_MBUF */ \ + "devbuf", /* 2 M_DEVBUF */ \ + "socket", /* 3 M_SOCKET */ \ + "pcb", /* 4 M_PCB */ \ + "routetbl", /* 5 M_RTABLE */ \ + "hosttbl", /* 6 M_HTABLE */ \ + "fragtbl", /* 7 M_FTABLE */ \ + "zombie", /* 8 M_ZOMBIE */ \ + "ifaddr", /* 9 M_IFADDR */ \ + "soopts", /* 10 M_SOOPTS */ \ + "soname", /* 11 M_SONAME */ \ + "namei", /* 12 M_NAMEI */ \ + "gprof", /* 13 M_GPROF */ \ + "ioctlops", /* 14 M_IOCTLOPS */ \ + "mapmem", /* 15 M_MAPMEM */ \ + "cred", /* 16 M_CRED */ \ + "pgrp", /* 17 M_PGRP */ \ + "session", /* 18 M_SESSION */ \ + "iov", /* 19 M_IOV */ \ + "mount", /* 20 M_MOUNT */ \ + "fhandle", /* 21 M_FHANDLE */ \ + "NFS req", /* 22 M_NFSREQ */ \ + "NFS mount", /* 23 M_NFSMNT */ \ + "NFS node", /* 24 M_NFSNODE */ \ + "vnodes", /* 25 M_VNODE */ \ + "namecache", /* 26 M_CACHE */ \ + "UFS quota", /* 27 M_DQUOT */ \ + "UFS mount", /* 28 M_UFSMNT */ \ + "shm", /* 29 M_SHM */ \ + "VM map", /* 30 M_VMMAP */ \ + "VM mapent", /* 31 M_VMMAPENT */ \ + "VM object", /* 32 M_VMOBJ */ \ + "VM objhash", /* 33 M_VMOBJHASH */ \ + "VM pmap", /* 34 M_VMPMAP */ \ + "VM pvmap", /* 35 M_VMPVENT */ \ + "VM pager", /* 36 M_VMPAGER */ \ + "VM pgdata", /* 37 M_VMPGDATA */ \ + "file", /* 38 M_FILE */ \ + "file desc", /* 39 M_FILEDESC */ \ + "lockf", /* 40 M_LOCKF */ \ + "proc", /* 41 M_PROC */ \ + "subproc", /* 42 M_SUBPROC */ \ + "LFS segment", /* 43 M_SEGMENT */ \ + "LFS node", /* 44 M_LFSNODE */ \ + "FFS node", /* 45 M_FFSNODE */ \ + "MFS node", /* 46 M_MFSNODE */ \ + "NQNFS Lease", /* 47 M_NQLEASE */ \ + "NQNFS Host", /* 48 M_NQMHOST */ \ + "Export Host", /* 49 M_NETADDR */ \ + "NFS srvsock", /* 50 M_NFSSVC */ \ + "NFS uid", /* 51 M_NFSUID */ \ + "NFS daemon", /* 52 M_NFSD */ \ + "ip_moptions", /* 53 M_IPMOPTS */ \ + "in_multi", /* 54 M_IPMADDR */ \ + "ether_multi", /* 55 M_IFMADDR */ \ + "mrt", /* 56 M_MRTABLE */ \ + "ISOFS mount", /* 57 M_ISOFSMNT */ \ + "ISOFS node", /* 58 M_ISOFSNODE */ \ + "NFSV3 srvdesc",/* 59 M_NFSRVDESC */ \ + "NFSV3 diroff", /* 60 M_NFSDIROFF */ \ + "NFSV3 bigfh", /* 61 M_NFSBIGFH */ \ + NULL, \ + NULL, NULL, NULL, NULL, \ + "MSDOSFS mount",/* 67 M_MSDOSFSMNT */ \ + "MSDOSFS node", /* 68 M_MSDOSFSNODE */ \ + "MSDOSFS FAT", /* 69 M_MSDOSFSFAR */ \ + "DEVFS mount", /* 70 M_DEVFSMNT */ \ + "DEVFS back", /* 71 M_DEVFSBACK */ \ + "DEVFS front", /* 72 M_DEVFSFRONT */ \ + "DEVFS node", /* 73 M_DEVFSNODE */ \ + "temp", /* 74 M_TEMP */ \ + "ttys", /* 75 M_TTYS */ \ + "Gzip trees", /* 76 M_GZIP */ \ + "IpFw/IpAcct", /* 77 M_IPFW */ \ + "isa_devlist", /* 78 M_DEVL */ \ + "PktClass", /* 79 M_PKTCLASS */ \ + "sysctl", /* 80 M_SYSCTL */ \ + "key mgmt", /* 81 M_SECA */ \ + "BIO buffer", /* 82 M_BIOBUF */ \ + "KTRACE", /* 83 M_KTRACE */ \ + "select", /* 84 M_SELECT */ \ + "Coda", /* 85 M_CFS */ \ +} + +struct kmemstats { + long ks_inuse; /* # of packets of this type currently in use */ + long ks_calls; /* total packets of this type ever allocated */ + long ks_memuse; /* total memory held in bytes */ + u_short ks_limblocks; /* number of times blocked for hitting limit */ + u_short ks_mapblocks; /* number of times blocked for kernel map */ + long ks_maxused; /* maximum number ever used */ + long ks_limit; /* most that are allowed to exist */ + long ks_size; /* sizes of this thing that are allocated */ + long ks_spare; +}; + +/* + * Array of descriptors that describe the contents of each page + */ +struct kmemusage { + short ku_indx; /* bucket index */ + union { + u_short freecnt;/* for small allocations, free pieces in page */ + u_short pagecnt;/* for large allocations, pages alloced */ + } ku_un; +}; +#define ku_freecnt ku_un.freecnt +#define ku_pagecnt ku_un.pagecnt + +/* + * Set of buckets for each size of memory block that is retained + */ +struct kmembuckets { + caddr_t kb_next; /* list of free blocks */ + caddr_t kb_last; /* last free block */ + long kb_calls; /* total calls to allocate this size */ + long kb_total; /* total number of blocks allocated */ + long kb_totalfree; /* # of free elements in this bucket */ + long kb_elmpercl; /* # of elements in this sized allocation */ + long kb_highwat; /* high water mark */ + long kb_couldfree; /* over high water mark and could free */ +}; + +#ifdef KERNEL +#define MINALLOCSIZE (1 << MINBUCKET) +#define BUCKETINDX(size) \ + ((size) <= (MINALLOCSIZE * 128) \ + ? (size) <= (MINALLOCSIZE * 8) \ + ? (size) <= (MINALLOCSIZE * 2) \ + ? (size) <= (MINALLOCSIZE * 1) \ + ? (MINBUCKET + 0) \ + : (MINBUCKET + 1) \ + : (size) <= (MINALLOCSIZE * 4) \ + ? (MINBUCKET + 2) \ + : (MINBUCKET + 3) \ + : (size) <= (MINALLOCSIZE* 32) \ + ? (size) <= (MINALLOCSIZE * 16) \ + ? (MINBUCKET + 4) \ + : (MINBUCKET + 5) \ + : (size) <= (MINALLOCSIZE * 64) \ + ? (MINBUCKET + 6) \ + : (MINBUCKET + 7) \ + : (size) <= (MINALLOCSIZE * 2048) \ + ? (size) <= (MINALLOCSIZE * 512) \ + ? (size) <= (MINALLOCSIZE * 256) \ + ? (MINBUCKET + 8) \ + : (MINBUCKET + 9) \ + : (size) <= (MINALLOCSIZE * 1024) \ + ? (MINBUCKET + 10) \ + : (MINBUCKET + 11) \ + : (size) <= (MINALLOCSIZE * 8192) \ + ? (size) <= (MINALLOCSIZE * 4096) \ + ? (MINBUCKET + 12) \ + : (MINBUCKET + 13) \ + : (size) <= (MINALLOCSIZE * 16384) \ + ? (MINBUCKET + 14) \ + : (MINBUCKET + 15)) + +/* + * Turn virtual addresses into kmem map indices + */ +#define kmemxtob(alloc) (kmembase + (alloc) * PAGE_SIZE) +#define btokmemx(addr) (((caddr_t)(addr) - kmembase) / PAGE_SIZE) +#define btokup(addr) (&kmemusage[(caddr_t)(addr) - kmembase >> PAGE_SHIFT]) + +/* + * Macro versions for the usual cases of malloc/free + */ +#if defined(KMEMSTATS) || defined(DIAGNOSTIC) +#define MALLOC(space, cast, size, type, flags) \ + (space) = (cast)malloc((u_long)(size), type, flags) +#define FREE(addr, type) free((addr), type) + +#else /* do not collect statistics */ +#define MALLOC(space, cast, size, type, flags) { \ + register struct kmembuckets *kbp = &bucket[BUCKETINDX(size)]; \ + long s = splimp(); \ + if (kbp->kb_next == NULL) { \ + (space) = (cast)malloc((u_long)(size), type, flags); \ + } else { \ + (space) = (cast)kbp->kb_next; \ + kbp->kb_next = *(caddr_t *)(space); \ + } \ + splx(s); \ +} + +#define FREE(addr, type) { \ + register struct kmembuckets *kbp; \ + register struct kmemusage *kup = btokup(addr); \ + long s = splimp(); \ + if (1 << kup->ku_indx > MAXALLOCSAVE) { \ + free((addr), type); \ + } else { \ + kbp = &bucket[kup->ku_indx]; \ + if (kbp->kb_next == NULL) \ + kbp->kb_next = (caddr_t)(addr); \ + else \ + *(caddr_t *)(kbp->kb_last) = (caddr_t)(addr); \ + *(caddr_t *)(addr) = NULL; \ + kbp->kb_last = (caddr_t)(addr); \ + } \ + splx(s); \ +} +#endif /* do not collect statistics */ + +extern struct kmemstats kmemstats[]; +extern struct kmemusage *kmemusage; +extern char *kmembase; +extern struct kmembuckets bucket[]; + +void *contigmalloc __P((unsigned long size, int type, int flags, + unsigned long low, unsigned long high, + unsigned long alignment, unsigned long boundary)); +void free __P((void *addr, int type)); +void *malloc __P((unsigned long size, int type, int flags)); +#endif /* KERNEL */ + +#endif /* !_SYS_MALLOC_H_ */ diff --git a/cpukit/libnetworking/sys/mbuf.h b/cpukit/libnetworking/sys/mbuf.h new file mode 100644 index 0000000000..b380b3fca3 --- /dev/null +++ b/cpukit/libnetworking/sys/mbuf.h @@ -0,0 +1,439 @@ +/* + * Copyright (c) 1982, 1986, 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mbuf.h 8.5 (Berkeley) 2/19/95 + * $Id$ + */ + +#ifndef _SYS_MBUF_H_ +#define _SYS_MBUF_H_ + +#ifndef M_WAITOK +#include +#endif + +/* + * Mbufs are of a single size, MSIZE (machine/machparam.h), which + * includes overhead. An mbuf may add a single "mbuf cluster" of size + * MCLBYTES (also in machine/machparam.h), which has no additional overhead + * and is used instead of the internal data area; this is done when + * at least MINCLSIZE of data must be stored. + */ + +#define MLEN (MSIZE - sizeof(struct m_hdr)) /* normal data len */ +#define MHLEN (MLEN - sizeof(struct pkthdr)) /* data len w/pkthdr */ + +#define MINCLSIZE (MHLEN + MLEN) /* smallest amount to put in cluster */ +#define M_MAXCOMPRESS (MHLEN / 2) /* max amount to copy for compression */ + +/* + * Macros for type conversion + * mtod(m,t) - convert mbuf pointer to data pointer of correct type + * dtom(x) - convert data pointer within mbuf to mbuf pointer (XXX) + * mtocl(x) - convert pointer within cluster to cluster index # + * cltom(x) - convert cluster # to ptr to beginning of cluster + */ +#define mtod(m,t) ((t)((m)->m_data)) +#define dtom(x) ((struct mbuf *)((long)(x) & ~(MSIZE-1))) +#define mtocl(x) (((u_long)(x) - (u_long)mbutl) >> MCLSHIFT) +#define cltom(x) ((caddr_t)((u_long)mbutl + ((u_long)(x) << MCLSHIFT))) + +/* header at beginning of each mbuf: */ +struct m_hdr { + struct mbuf *mh_next; /* next buffer in chain */ + struct mbuf *mh_nextpkt; /* next chain in queue/record */ + caddr_t mh_data; /* location of data */ + int mh_len; /* amount of data in this mbuf */ + short mh_type; /* type of data in this mbuf */ + short mh_flags; /* flags; see below */ +}; + +/* record/packet header in first mbuf of chain; valid if M_PKTHDR set */ +struct pkthdr { + struct ifnet *rcvif; /* rcv interface */ + int len; /* total packet length */ +}; + +/* description of external storage mapped into mbuf, valid if M_EXT set */ +struct m_ext { + caddr_t ext_buf; /* start of buffer */ + void (*ext_free) /* free routine if not the usual */ + __P((caddr_t, u_int)); + u_int ext_size; /* size of buffer, for ext_free */ + void (*ext_ref) /* add a reference to the ext object */ + __P((caddr_t, u_int)); +}; + +struct mbuf { + struct m_hdr m_hdr; + union { + struct { + struct pkthdr MH_pkthdr; /* M_PKTHDR set */ + union { + struct m_ext MH_ext; /* M_EXT set */ + char MH_databuf[MHLEN]; + } MH_dat; + } MH; + char M_databuf[MLEN]; /* !M_PKTHDR, !M_EXT */ + } M_dat; +}; +#define m_next m_hdr.mh_next +#define m_len m_hdr.mh_len +#define m_data m_hdr.mh_data +#define m_type m_hdr.mh_type +#define m_flags m_hdr.mh_flags +#define m_nextpkt m_hdr.mh_nextpkt +#define m_act m_nextpkt +#define m_pkthdr M_dat.MH.MH_pkthdr +#define m_ext M_dat.MH.MH_dat.MH_ext +#define m_pktdat M_dat.MH.MH_dat.MH_databuf +#define m_dat M_dat.M_databuf + +/* mbuf flags */ +#define M_EXT 0x0001 /* has associated external storage */ +#define M_PKTHDR 0x0002 /* start of record */ +#define M_EOR 0x0004 /* end of record */ +#define M_PROTO1 0x0008 /* protocol-specific */ + +/* mbuf pkthdr flags, also in m_flags */ +#define M_BCAST 0x0100 /* send/received as link-level broadcast */ +#define M_MCAST 0x0200 /* send/received as link-level multicast */ + +/* flags copied when copying m_pkthdr */ +#define M_COPYFLAGS (M_PKTHDR|M_EOR|M_PROTO1|M_BCAST|M_MCAST) + +/* mbuf types */ +#define MT_FREE 0 /* should be on free list */ +#define MT_DATA 1 /* dynamic (data) allocation */ +#define MT_HEADER 2 /* packet header */ +#define MT_SOCKET 3 /* socket structure */ +#define MT_PCB 4 /* protocol control block */ +#define MT_RTABLE 5 /* routing tables */ +#define MT_HTABLE 6 /* IMP host tables */ +#define MT_ATABLE 7 /* address resolution tables */ +#define MT_SONAME 8 /* socket name */ +#define MT_SOOPTS 10 /* socket options */ +#define MT_FTABLE 11 /* fragment reassembly header */ +#define MT_RIGHTS 12 /* access rights */ +#define MT_IFADDR 13 /* interface address */ +#define MT_CONTROL 14 /* extra-data protocol message */ +#define MT_OOBDATA 15 /* expedited data */ + +/* flags to m_get/MGET */ +#define M_DONTWAIT M_NOWAIT +#define M_WAIT M_WAITOK + +/* Freelists: + * + * Normal mbuf clusters are normally treated as character arrays + * after allocation, but use the first word of the buffer as a free list + * pointer while on the free list. + */ +union mcluster { + union mcluster *mcl_next; + char mcl_buf[MCLBYTES]; +}; + +/* + * mbuf utility macros: + * + * MBUFLOCK(code) + * prevents a section of code from from being interrupted by network + * drivers. + */ +#define MBUFLOCK(code) \ + { int ms = splimp(); \ + { code } \ + splx(ms); \ + } + +/* + * mbuf allocation/deallocation macros: + * + * MGET(struct mbuf *m, int how, int type) + * allocates an mbuf and initializes it to contain internal data. + * + * MGETHDR(struct mbuf *m, int how, int type) + * allocates an mbuf and initializes it to contain a packet header + * and internal data. + */ +#define MGET(m, how, type) { \ + int _ms = splimp(); \ + if (mmbfree == 0) \ + (void)m_mballoc(1, (how)); \ + if (((m) = mmbfree) != 0) { \ + mmbfree = (m)->m_next; \ + mbstat.m_mtypes[MT_FREE]--; \ + (m)->m_type = (type); \ + mbstat.m_mtypes[type]++; \ + (m)->m_next = (struct mbuf *)NULL; \ + (m)->m_nextpkt = (struct mbuf *)NULL; \ + (m)->m_data = (m)->m_dat; \ + (m)->m_flags = 0; \ + splx(_ms); \ + } else { \ + splx(_ms); \ + (m) = m_retry((how), (type)); \ + } \ +} + +#define MGETHDR(m, how, type) { \ + int _ms = splimp(); \ + if (mmbfree == 0) \ + (void)m_mballoc(1, (how)); \ + if (((m) = mmbfree) != 0) { \ + mmbfree = (m)->m_next; \ + mbstat.m_mtypes[MT_FREE]--; \ + (m)->m_type = (type); \ + mbstat.m_mtypes[type]++; \ + (m)->m_next = (struct mbuf *)NULL; \ + (m)->m_nextpkt = (struct mbuf *)NULL; \ + (m)->m_data = (m)->m_pktdat; \ + (m)->m_flags = M_PKTHDR; \ + splx(_ms); \ + } else { \ + splx(_ms); \ + (m) = m_retryhdr((how), (type)); \ + } \ +} + +/* + * Mbuf cluster macros. + * MCLALLOC(caddr_t p, int how) allocates an mbuf cluster. + * MCLGET adds such clusters to a normal mbuf; + * the flag M_EXT is set upon success. + * MCLFREE releases a reference to a cluster allocated by MCLALLOC, + * freeing the cluster if the reference count has reached 0. + */ +#define MCLALLOC(p, how) \ + MBUFLOCK( \ + if (mclfree == 0) \ + (void)m_clalloc(1, (how)); \ + if (((p) = (caddr_t)mclfree) != 0) { \ + ++mclrefcnt[mtocl(p)]; \ + mbstat.m_clfree--; \ + mclfree = ((union mcluster *)(p))->mcl_next; \ + } \ + ) + +#define MCLGET(m, how) \ + { MCLALLOC((m)->m_ext.ext_buf, (how)); \ + if ((m)->m_ext.ext_buf != NULL) { \ + (m)->m_data = (m)->m_ext.ext_buf; \ + (m)->m_flags |= M_EXT; \ + (m)->m_ext.ext_free = NULL; \ + (m)->m_ext.ext_ref = NULL; \ + (m)->m_ext.ext_size = MCLBYTES; \ + } \ + } + +#define MCLFREE(p) \ + MBUFLOCK ( \ + if (--mclrefcnt[mtocl(p)] == 0) { \ + ((union mcluster *)(p))->mcl_next = mclfree; \ + mclfree = (union mcluster *)(p); \ + mbstat.m_clfree++; \ + } \ + ) + +/* + * MFREE(struct mbuf *m, struct mbuf *n) + * Free a single mbuf and associated external storage. + * Place the successor, if any, in n. + */ +#define MFREE(m, n) \ + MBUFLOCK( \ + mbstat.m_mtypes[(m)->m_type]--; \ + if ((m)->m_flags & M_EXT) { \ + if ((m)->m_ext.ext_free) \ + (*((m)->m_ext.ext_free))((m)->m_ext.ext_buf, \ + (m)->m_ext.ext_size); \ + else { \ + char *p = (m)->m_ext.ext_buf; \ + if (--mclrefcnt[mtocl(p)] == 0) { \ + ((union mcluster *)(p))->mcl_next = mclfree; \ + mclfree = (union mcluster *)(p); \ + mbstat.m_clfree++; \ + } \ + } \ + } \ + (n) = (m)->m_next; \ + (m)->m_type = MT_FREE; \ + mbstat.m_mtypes[MT_FREE]++; \ + (m)->m_next = mmbfree; \ + mmbfree = (m); \ + ) + +/* + * Copy mbuf pkthdr from from to to. + * from must have M_PKTHDR set, and to must be empty. + */ +#define M_COPY_PKTHDR(to, from) { \ + (to)->m_pkthdr = (from)->m_pkthdr; \ + (to)->m_flags = (from)->m_flags & M_COPYFLAGS; \ + (to)->m_data = (to)->m_pktdat; \ +} + +/* + * Set the m_data pointer of a newly-allocated mbuf (m_get/MGET) to place + * an object of the specified size at the end of the mbuf, longword aligned. + */ +#define M_ALIGN(m, len) \ + { (m)->m_data += (MLEN - (len)) &~ (sizeof(long) - 1); } +/* + * As above, for mbufs allocated with m_gethdr/MGETHDR + * or initialized by M_COPY_PKTHDR. + */ +#define MH_ALIGN(m, len) \ + { (m)->m_data += (MHLEN - (len)) &~ (sizeof(long) - 1); } + +/* + * Compute the amount of space available + * before the current start of data in an mbuf. + */ +#define M_LEADINGSPACE(m) \ + ((m)->m_flags & M_EXT ? /* (m)->m_data - (m)->m_ext.ext_buf */ 0 : \ + (m)->m_flags & M_PKTHDR ? (m)->m_data - (m)->m_pktdat : \ + (m)->m_data - (m)->m_dat) + +/* + * Compute the amount of space available + * after the end of data in an mbuf. + */ +#define M_TRAILINGSPACE(m) \ + ((m)->m_flags & M_EXT ? (m)->m_ext.ext_buf + (m)->m_ext.ext_size - \ + ((m)->m_data + (m)->m_len) : \ + &(m)->m_dat[MLEN] - ((m)->m_data + (m)->m_len)) + +/* + * Arrange to prepend space of size plen to mbuf m. + * If a new mbuf must be allocated, how specifies whether to wait. + * If how is M_DONTWAIT and allocation fails, the original mbuf chain + * is freed and m is set to NULL. + */ +#define M_PREPEND(m, plen, how) { \ + if (M_LEADINGSPACE(m) >= (plen)) { \ + (m)->m_data -= (plen); \ + (m)->m_len += (plen); \ + } else \ + (m) = m_prepend((m), (plen), (how)); \ + if ((m) && (m)->m_flags & M_PKTHDR) \ + (m)->m_pkthdr.len += (plen); \ +} + +/* change mbuf to new type */ +#define MCHTYPE(m, t) { \ + MBUFLOCK(mbstat.m_mtypes[(m)->m_type]--; mbstat.m_mtypes[t]++;) \ + (m)->m_type = t;\ +} + +/* length to m_copy to copy all */ +#define M_COPYALL 1000000000 + +/* compatibility with 4.3 */ +#define m_copy(m, o, l) m_copym((m), (o), (l), M_DONTWAIT) + +/* + * Mbuf statistics. + */ +struct mbstat { + u_long m_mbufs; /* mbufs obtained from page pool */ + u_long m_clusters; /* clusters obtained from page pool */ + u_long m_spare; /* spare field */ + u_long m_clfree; /* free clusters */ + u_long m_drops; /* times failed to find space */ + u_long m_wait; /* times waited for space */ + u_long m_drain; /* times drained protocols for space */ + u_short m_mtypes[256]; /* type specific mbuf allocations */ +}; + +#ifdef KERNEL +extern struct mbuf *mbutl; /* virtual address of mclusters */ +extern char *mclrefcnt; /* cluster reference counts */ +extern struct mbstat mbstat; +extern int nmbclusters; +extern int nmbufs; +extern struct mbuf *mmbfree; +extern union mcluster *mclfree; +extern int max_linkhdr; /* largest link-level header */ +extern int max_protohdr; /* largest protocol header */ +extern int max_hdr; /* largest link+protocol header */ +extern int max_datalen; /* MHLEN - max_hdr */ +extern int mbtypes[]; /* XXX */ + +struct mbuf *m_copym __P((struct mbuf *, int, int, int)); +struct mbuf *m_copypacket __P((struct mbuf *, int)); +struct mbuf *m_devget __P((char *, int, int, struct ifnet *, + void (*copy)(char *, caddr_t, u_int))); +struct mbuf *m_free __P((struct mbuf *)); +struct mbuf *m_get __P((int, int)); +struct mbuf *m_getclr __P((int, int)); +struct mbuf *m_gethdr __P((int, int)); +struct mbuf *m_prepend __P((struct mbuf *,int,int)); +struct mbuf *m_pullup __P((struct mbuf *, int)); +struct mbuf *m_retry __P((int, int)); +struct mbuf *m_retryhdr __P((int, int)); +struct mbuf *m_split __P((struct mbuf *,int,int)); +void m_adj __P((struct mbuf *, int)); +void m_cat __P((struct mbuf *,struct mbuf *)); +int m_mballoc __P((int, int)); +int m_clalloc __P((int, int)); +void m_copyback __P((struct mbuf *, int, int, caddr_t)); +void m_copydata __P((struct mbuf *,int,int,caddr_t)); +void m_freem __P((struct mbuf *)); + +#ifdef MBTYPES +int mbtypes[] = { /* XXX */ + M_FREE, /* MT_FREE 0 should be on free list */ + M_MBUF, /* MT_DATA 1 dynamic (data) allocation */ + M_MBUF, /* MT_HEADER 2 packet header */ + M_SOCKET, /* MT_SOCKET 3 socket structure */ + M_PCB, /* MT_PCB 4 protocol control block */ + M_RTABLE, /* MT_RTABLE 5 routing tables */ + M_HTABLE, /* MT_HTABLE 6 IMP host tables */ + 0, /* MT_ATABLE 7 address resolution tables */ + M_MBUF, /* MT_SONAME 8 socket name */ + 0, /* 9 */ + M_SOOPTS, /* MT_SOOPTS 10 socket options */ + M_FTABLE, /* MT_FTABLE 11 fragment reassembly header */ + M_MBUF, /* MT_RIGHTS 12 access rights */ + M_IFADDR, /* MT_IFADDR 13 interface address */ + M_MBUF, /* MT_CONTROL 14 extra-data protocol message */ + M_MBUF, /* MT_OOBDATA 15 expedited data */ +#ifdef DATAKIT + 25, 26, 27, 28, 29, 30, 31, 32 /* datakit ugliness */ +#endif +}; +#endif +#endif + +#endif /* !_SYS_MBUF_H_ */ diff --git a/cpukit/libnetworking/sys/mount.h b/cpukit/libnetworking/sys/mount.h new file mode 100644 index 0000000000..a6254e302d --- /dev/null +++ b/cpukit/libnetworking/sys/mount.h @@ -0,0 +1,531 @@ +/* + * Copyright (c) 1989, 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)mount.h 8.13 (Berkeley) 3/27/94 + * $Id$ + */ + +#ifndef _SYS_MOUNT_H_ +#define _SYS_MOUNT_H_ + +#ifndef KERNEL +#include +#endif +#include + +typedef struct fsid { long val[2]; } fsid_t; /* file system id type */ + +/* + * File identifier. + * These are unique per filesystem on a single machine. + */ +#define MAXFIDSZ 16 + +struct fid { + u_short fid_len; /* length of data in bytes */ + u_short fid_reserved; /* force longword alignment */ + char fid_data[MAXFIDSZ]; /* data (variable length) */ +}; + +/* + * file system statistics + */ + +#define MNAMELEN 90 /* length of buffer for returned name */ + +struct statfs { + long f_spare2; /* placeholder */ + long f_bsize; /* fundamental file system block size */ + long f_iosize; /* optimal transfer block size */ + long f_blocks; /* total data blocks in file system */ + long f_bfree; /* free blocks in fs */ + long f_bavail; /* free blocks avail to non-superuser */ + long f_files; /* total file nodes in file system */ + long f_ffree; /* free file nodes in fs */ + fsid_t f_fsid; /* file system id */ + uid_t f_owner; /* user that mounted the filesystem */ + int f_type; /* type of filesystem (see below) */ + int f_flags; /* copy of mount flags */ + long f_spare[6]; /* spare for later */ + char f_mntonname[MNAMELEN]; /* directory on which mounted */ + char f_mntfromname[MNAMELEN];/* mounted filesystem */ +}; + +/* + * File system types. + */ +#define MOUNT_NONE 0 +#define MOUNT_UFS 1 /* Fast Filesystem */ +#define MOUNT_NFS 2 /* Sun-compatible Network Filesystem */ +#define MOUNT_MFS 3 /* Memory-based Filesystem */ +#define MOUNT_MSDOS 4 /* MS/DOS Filesystem */ +#define MOUNT_LFS 5 /* Log-based Filesystem */ +#define MOUNT_LOFS 6 /* Loopback Filesystem */ +#define MOUNT_FDESC 7 /* File Descriptor Filesystem */ +#define MOUNT_PORTAL 8 /* Portal Filesystem */ +#define MOUNT_NULL 9 /* Minimal Filesystem Layer */ +#define MOUNT_UMAP 10 /* User/Group Identifier Remapping Filesystem */ +#define MOUNT_KERNFS 11 /* Kernel Information Filesystem */ +#define MOUNT_PROCFS 12 /* /proc Filesystem */ +#define MOUNT_AFS 13 /* Andrew Filesystem */ +#define MOUNT_CD9660 14 /* ISO9660 (aka CDROM) Filesystem */ +#define MOUNT_UNION 15 /* Union (translucent) Filesystem */ +#define MOUNT_DEVFS 16 /* existing device Filesystem */ +#define MOUNT_EXT2FS 17 /* Linux EXT2FS */ +#define MOUNT_TFS 18 /* Netcon Novell filesystem */ +#define MOUNT_CFS 19 /* Coda filesystem */ +#define MOUNT_MAXTYPE 19 + +#define INITMOUNTNAMES { \ + "none", /* 0 MOUNT_NONE */ \ + "ufs", /* 1 MOUNT_UFS */ \ + "nfs", /* 2 MOUNT_NFS */ \ + "mfs", /* 3 MOUNT_MFS */ \ + "msdos", /* 4 MOUNT_MSDOS */ \ + "lfs", /* 5 MOUNT_LFS */ \ + "lofs", /* 6 MOUNT_LOFS */ \ + "fdesc", /* 7 MOUNT_FDESC */ \ + "portal", /* 8 MOUNT_PORTAL */ \ + "null", /* 9 MOUNT_NULL */ \ + "umap", /* 10 MOUNT_UMAP */ \ + "kernfs", /* 11 MOUNT_KERNFS */ \ + "procfs", /* 12 MOUNT_PROCFS */ \ + "afs", /* 13 MOUNT_AFS */ \ + "cd9660", /* 14 MOUNT_CD9660 */ \ + "union", /* 15 MOUNT_UNION */ \ + "devfs", /* 16 MOUNT_DEVFS */ \ + "ext2fs", /* 17 MOUNT_EXT2FS */ \ + "tfs", /* 18 MOUNT_TFS */ \ + "cfs", /* 19 MOUNT_CFS */ \ + 0, /* 20 MOUNT_SPARE */ \ +} + +/* + * Structure per mounted file system. Each mounted file system has an + * array of operations and an instance record. The file systems are + * put on a doubly linked list. + */ +LIST_HEAD(vnodelst, vnode); + +struct mount { + CIRCLEQ_ENTRY(mount) mnt_list; /* mount list */ + struct vfsops *mnt_op; /* operations on fs */ + struct vfsconf *mnt_vfc; /* configuration info */ + struct vnode *mnt_vnodecovered; /* vnode we mounted on */ + struct vnodelst mnt_vnodelist; /* list of vnodes this mount */ + int mnt_flag; /* flags */ + int mnt_maxsymlinklen; /* max size of short symlink */ + struct statfs mnt_stat; /* cache of filesystem stats */ + qaddr_t mnt_data; /* private data */ +/* struct vfsconf *mnt_vfc; */ /* configuration info */ + time_t mnt_time; /* last time written*/ +}; + +/* + * Mount flags. + * + * Unmount uses MNT_FORCE flag. + */ +#define MNT_RDONLY 0x00000001 /* read only filesystem */ +#define MNT_SYNCHRONOUS 0x00000002 /* file system written synchronously */ +#define MNT_NOEXEC 0x00000004 /* can't exec from filesystem */ +#define MNT_NOSUID 0x00000008 /* don't honor setuid bits on fs */ +#define MNT_NODEV 0x00000010 /* don't interpret special files */ +#define MNT_UNION 0x00000020 /* union with underlying filesystem */ +#define MNT_ASYNC 0x00000040 /* file system written asynchronously */ +#define MNT_NOATIME 0x10000000 /* Disable update of file access times */ + +/* + * exported mount flags. + */ +#define MNT_EXRDONLY 0x00000080 /* exported read only */ +#define MNT_EXPORTED 0x00000100 /* file system is exported */ +#define MNT_DEFEXPORTED 0x00000200 /* exported to the world */ +#define MNT_EXPORTANON 0x00000400 /* use anon uid mapping for everyone */ +#define MNT_EXKERB 0x00000800 /* exported with Kerberos uid mapping */ + +/* + * Flags set by internal operations. + */ +#define MNT_LOCAL 0x00001000 /* filesystem is stored locally */ +#define MNT_QUOTA 0x00002000 /* quotas are enabled on filesystem */ +#define MNT_ROOTFS 0x00004000 /* identifies the root filesystem */ +#define MNT_USER 0x00008000 /* mounted by a user */ + +/* + * Mask of flags that are visible to statfs() + */ +#define MNT_VISFLAGMASK (MNT_RDONLY|MNT_SYNCHRONOUS|MNT_NOEXEC|MNT_NOSUID| \ + MNT_NODEV|MNT_UNION|MNT_ASYNC|MNT_EXRDONLY|MNT_EXPORTED| \ + MNT_DEFEXPORTED|MNT_EXPORTANON|MNT_EXKERB|MNT_LOCAL| \ + MNT_QUOTA|MNT_ROOTFS|MNT_USER|MNT_NOATIME) + +/* + * filesystem control flags. + * + * MNT_MLOCK lock the mount entry so that name lookup cannot proceed + * past the mount point. This keeps the subtree stable during mounts + * and unmounts. + */ +#define MNT_UPDATE 0x00010000 /* not a real mount, just an update */ +#define MNT_DELEXPORT 0x00020000 /* delete export host lists */ +#define MNT_RELOAD 0x00040000 /* reload filesystem data */ +#define MNT_FORCE 0x00080000 /* force unmount or readonly change */ +#define MNT_MLOCK 0x00100000 /* lock so that subtree is stable */ +#define MNT_MWAIT 0x00200000 /* someone is waiting for lock */ +#define MNT_MPBUSY 0x00400000 /* scan of mount point in progress */ +#define MNT_MPWANT 0x00800000 /* waiting for mount point */ +#define MNT_UNMOUNT 0x01000000 /* unmount in progress */ +#define MNT_WANTRDWR 0x02000000 /* want upgrade to read/write */ + +/* + * used to get configured filesystems information + */ +#define VFS_MAXNAMELEN 32 +struct vfsconf { + void *vfc_vfsops; + char vfc_name[VFS_MAXNAMELEN]; + int vfc_index; + int vfc_refcount; + int vfc_flags; +}; + +/* + * NB: these flags refer to IMPLEMENTATION properties, not properties of + * any actual mounts; i.e., it does not make sense to change the flags. + */ +#define VFCF_STATIC 0x00000001 /* statically compiled into kernel */ +#define VFCF_NETWORK 0x00000002 /* may get data over the network */ +#define VFCF_READONLY 0x00000004 /* writes are not implemented */ +#define VFCF_SYNTHETIC 0x00000008 /* data does not represent real files */ +#define VFCF_LOOPBACK 0x00000010 /* aliases some other mounted FS */ +#define VFCF_UNICODE 0x00000020 /* stores file names as Unicode*/ + +/* + * Operations supported on mounted file system. + */ +#ifdef KERNEL + +extern int doforce; /* Flag to permit forcible unmounting. */ +extern struct vfsconf void_vfsconf; +extern struct vfsconf *vfsconf[]; + +#ifdef __STDC__ +struct nameidata; +struct mbuf; +#endif + +struct vfsops { + int (*vfs_mount) __P((struct mount *mp, char *path, caddr_t data, + struct nameidata *ndp, struct proc *p)); + int (*vfs_start) __P((struct mount *mp, int flags, + struct proc *p)); + int (*vfs_unmount) __P((struct mount *mp, int mntflags, + struct proc *p)); + int (*vfs_root) __P((struct mount *mp, struct vnode **vpp)); + int (*vfs_quotactl) __P((struct mount *mp, int cmds, uid_t uid, + caddr_t arg, struct proc *p)); + int (*vfs_statfs) __P((struct mount *mp, struct statfs *sbp, + struct proc *p)); + int (*vfs_sync) __P((struct mount *mp, int waitfor, + struct ucred *cred, struct proc *p)); + int (*vfs_vget) __P((struct mount *mp, ino_t ino, + struct vnode **vpp)); + int (*vfs_fhtovp) __P((struct mount *mp, struct fid *fhp, + struct mbuf *nam, struct vnode **vpp, + int *exflagsp, struct ucred **credanonp)); + int (*vfs_vptofh) __P((struct vnode *vp, struct fid *fhp)); + int (*vfs_init) __P((void)); +}; + +#define VFS_MOUNT(MP, PATH, DATA, NDP, P) \ + (*(MP)->mnt_op->vfs_mount)(MP, PATH, DATA, NDP, P) +#define VFS_START(MP, FLAGS, P) (*(MP)->mnt_op->vfs_start)(MP, FLAGS, P) +#define VFS_UNMOUNT(MP, FORCE, P) (*(MP)->mnt_op->vfs_unmount)(MP, FORCE, P) +#define VFS_ROOT(MP, VPP) (*(MP)->mnt_op->vfs_root)(MP, VPP) +#define VFS_QUOTACTL(MP,C,U,A,P) (*(MP)->mnt_op->vfs_quotactl)(MP, C, U, A, P) +#define VFS_STATFS(MP, SBP, P) (*(MP)->mnt_op->vfs_statfs)(MP, SBP, P) +#define VFS_SYNC(MP, WAIT, C, P) (*(MP)->mnt_op->vfs_sync)(MP, WAIT, C, P) +#define VFS_VGET(MP, INO, VPP) (*(MP)->mnt_op->vfs_vget)(MP, INO, VPP) +#define VFS_FHTOVP(MP, FIDP, NAM, VPP, EXFLG, CRED) \ + (*(MP)->mnt_op->vfs_fhtovp)(MP, FIDP, NAM, VPP, EXFLG, CRED) +#define VFS_VPTOFH(VP, FIDP) (*(VP)->v_mount->mnt_op->vfs_vptofh)(VP, FIDP) + +#ifdef VFS_LKM +#include +#include +#include +#include + +#define VFS_SET(vfsops, fsname, index, flags) \ + static struct vfsconf _fs_vfsconf = { \ + &vfsops, \ + #fsname, \ + index, \ + 0, \ + flags \ + }; \ + extern struct linker_set MODVNOPS; \ + MOD_VFS(#fsname,index,&MODVNOPS,&_fs_vfsconf); \ + int \ + fsname ## _mod(struct lkm_table *lkmtp, int cmd, int ver) { \ + DISPATCH(lkmtp, cmd, ver, lkm_nullcmd, lkm_nullcmd, lkm_nullcmd); } +#else + +#define VFS_SET(vfsops, fsname, index, flags) \ + static struct vfsconf _fs_vfsconf = { \ + &vfsops, \ + #fsname, \ + index, \ + 0, \ + flags | VFCF_STATIC \ + }; \ + DATA_SET(vfs_set,_fs_vfsconf) +#endif /* VFS_LKM */ + +#endif /* KERNEL */ + +/* + * Flags for various system call interfaces. + * + * waitfor flags to vfs_sync() and getfsstat() + */ +#define MNT_WAIT 1 +#define MNT_NOWAIT 2 + +/* + * Generic file handle + */ +struct fhandle { + fsid_t fh_fsid; /* File system id of mount point */ + struct fid fh_fid; /* File sys specific id */ +}; +typedef struct fhandle fhandle_t; + +#ifdef KERNEL +#include +#include /* XXX for AF_MAX */ + +/* + * Network address lookup element + */ +struct netcred { + struct radix_node netc_rnodes[2]; + int netc_exflags; + struct ucred netc_anon; +}; + +/* + * Network export information + */ +struct netexport { + struct netcred ne_defexported; /* Default export */ + struct radix_node_head *ne_rtable[AF_MAX+1]; /* Individual exports */ +}; +#endif /* KERNEL */ + +/* + * Export arguments for local filesystem mount calls. + */ +struct export_args { + int ex_flags; /* export related flags */ + uid_t ex_root; /* mapping for root uid */ + struct ucred ex_anon; /* mapping for anonymous user */ + struct sockaddr *ex_addr; /* net address to which exported */ + int ex_addrlen; /* and the net address length */ + struct sockaddr *ex_mask; /* mask of valid bits in saddr */ + int ex_masklen; /* and the smask length */ +}; + +/* + * Arguments to mount UFS-based filesystems + */ +struct ufs_args { + char *fspec; /* block special device to mount */ + struct export_args export; /* network export information */ +}; + +#ifdef MFS +/* + * Arguments to mount MFS + */ +struct mfs_args { + char *fspec; /* name to export for statfs */ + struct export_args export; /* if exported MFSes are supported */ + caddr_t base; /* base of file system in memory */ + u_long size; /* size of file system */ +}; +#endif /* MFS */ + +#ifdef MSDOSFS +/* + * Arguments to mount MSDOS filesystems. + */ +struct msdosfs_args { + char *fspec; /* blocks special holding the fs to mount */ + struct export_args export; /* network export information */ + uid_t uid; /* uid that owns msdosfs files */ + gid_t gid; /* gid that owns msdosfs files */ + mode_t mask; /* mask to be applied for msdosfs perms */ +}; +#endif + +#ifdef CD9660 +/* + * Arguments to mount ISO 9660 filesystems. + */ +struct iso_args { + char *fspec; /* block special device to mount */ + struct export_args export; /* network export info */ + int flags; /* mounting flags, see below */ + int ssector; /* starting sector */ + +}; +#define ISOFSMNT_NORRIP 0x00000001 /* disable Rock Ridge Ext.*/ +#define ISOFSMNT_GENS 0x00000002 /* enable generation numbers */ +#define ISOFSMNT_EXTATT 0x00000004 /* enable extended attributes */ +#endif /* CD9660 */ + +#ifdef NFS +/* + * Arguments to mount NFS + */ +struct nfs_args { + struct sockaddr *addr; /* file server address */ + int addrlen; /* length of address */ + int sotype; /* Socket type */ + int proto; /* and Protocol */ + u_char *fh; /* File handle to be mounted */ + int fhsize; /* Size, in bytes, of fh */ + int flags; /* flags */ + int wsize; /* write size in bytes */ + int rsize; /* read size in bytes */ + int readdirsize; /* readdir size in bytes */ + int timeo; /* initial timeout in .1 secs */ + int retrans; /* times to retry send */ + int maxgrouplist; /* Max. size of group list */ + int readahead; /* # of blocks to readahead */ + int leaseterm; /* Term (sec) of lease */ + int deadthresh; /* Retrans threshold */ + char *hostname; /* server's name */ +}; + +/* + * NFS mount option flags + */ +#define NFSMNT_SOFT 0x00000001 /* soft mount (hard is default) */ +#define NFSMNT_WSIZE 0x00000002 /* set write size */ +#define NFSMNT_RSIZE 0x00000004 /* set read size */ +#define NFSMNT_TIMEO 0x00000008 /* set initial timeout */ +#define NFSMNT_RETRANS 0x00000010 /* set number of request retrys */ +#define NFSMNT_MAXGRPS 0x00000020 /* set maximum grouplist size */ +#define NFSMNT_INT 0x00000040 /* allow interrupts on hard mount */ +#define NFSMNT_NOCONN 0x00000080 /* Don't Connect the socket */ +#define NFSMNT_NQNFS 0x00000100 /* Use Nqnfs protocol */ +#define NFSMNT_NFSV3 0x00000200 /* Use NFS Version 3 protocol */ +#define NFSMNT_KERB 0x00000400 /* Use Kerberos authentication */ +#define NFSMNT_DUMBTIMR 0x00000800 /* Don't estimate rtt dynamically */ +#define NFSMNT_LEASETERM 0x00001000 /* set lease term (nqnfs) */ +#define NFSMNT_READAHEAD 0x00002000 /* set read ahead */ +#define NFSMNT_DEADTHRESH 0x00004000 /* set dead server retry thresh */ +#define NFSMNT_RESVPORT 0x00008000 /* Allocate a reserved port */ +#define NFSMNT_RDIRPLUS 0x00010000 /* Use Readdirplus for V3 */ +#define NFSMNT_READDIRSIZE 0x00020000 /* Set readdir size */ +#define NFSMNT_INTERNAL 0xfffc0000 /* Bits set internally */ +#define NFSMNT_HASWRITEVERF 0x00040000 /* Has write verifier for V3 */ +#define NFSMNT_GOTPATHCONF 0x00080000 /* Got the V3 pathconf info */ +#define NFSMNT_GOTFSINFO 0x00100000 /* Got the V3 fsinfo */ +#define NFSMNT_MNTD 0x00200000 /* Mnt server for mnt point */ +#define NFSMNT_DISMINPROG 0x00400000 /* Dismount in progress */ +#define NFSMNT_DISMNT 0x00800000 /* Dismounted */ +#define NFSMNT_SNDLOCK 0x01000000 /* Send socket lock */ +#define NFSMNT_WANTSND 0x02000000 /* Want above */ +#define NFSMNT_RCVLOCK 0x04000000 /* Rcv socket lock */ +#define NFSMNT_WANTRCV 0x08000000 /* Want above */ +#define NFSMNT_WAITAUTH 0x10000000 /* Wait for authentication */ +#define NFSMNT_HASAUTH 0x20000000 /* Has authenticator */ +#define NFSMNT_WANTAUTH 0x40000000 /* Wants an authenticator */ +#define NFSMNT_AUTHERR 0x80000000 /* Authentication error */ +#endif /* NFS */ + +#ifdef KERNEL +extern int (*mountroot) __P((void *)); +extern struct vfsops *mountrootvfsops; + +/* + * exported vnode operations + */ +int dounmount __P((struct mount *, int, struct proc *)); +struct mount *getvfs __P((fsid_t *)); /* return vfs given fsid */ +void getnewfsid __P((struct mount *, int)); +int vflush __P((struct mount *, struct vnode *, int)); +int vfs_export /* process mount export info */ + __P((struct mount *, struct netexport *, struct export_args *)); +struct netcred *vfs_export_lookup /* lookup host in fs export list */ + __P((struct mount *, struct netexport *, struct mbuf *)); +int vfs_lock __P((struct mount *)); /* lock a vfs */ +int vfs_mountedon __P((struct vnode *)); /* is a vfs mounted on vp */ +int vfs_mountroot __P((void *)); /* XXX goes away? */ +void vfs_msync __P((struct mount *, int)); +void vfs_unlock __P((struct mount *)); /* unlock a vfs */ +void vfs_unmountall __P((void)); +int vfs_busy __P((struct mount *)); /* mark a vfs busy */ +void vfs_unbusy __P((struct mount *)); /* mark a vfs not busy */ +extern CIRCLEQ_HEAD(mntlist, mount) mountlist; /* mounted filesystem list */ +extern struct vfsops *vfssw[]; /* filesystem type table */ + +#else /* KERNEL */ + +#include + +__BEGIN_DECLS +int fstatfs __P((int, struct statfs *)); +int getfh __P((const char *, fhandle_t *)); +int getfsstat __P((struct statfs *, long, int)); +int getmntinfo __P((struct statfs **, int)); +int mount __P((int, const char *, int, void *)); +int statfs __P((const char *, struct statfs *)); +int unmount __P((const char *, int)); + +/* C library stuff */ +struct vfsconf *getvfsbyname __P((const char *)); +struct vfsconf *getvfsbytype __P((int)); +struct vfsconf *getvfsent __P((void)); +void setvfsent __P((int)); +void endvfsent __P((void)); +int vfsisloadable __P((const char *)); +int vfsload __P((const char *)); +__END_DECLS + +#endif /* KERNEL */ + +#endif /* !_SYS_MOUNT_H_ */ diff --git a/cpukit/libnetworking/sys/param.h b/cpukit/libnetworking/sys/param.h new file mode 100644 index 0000000000..31551c7e06 --- /dev/null +++ b/cpukit/libnetworking/sys/param.h @@ -0,0 +1,227 @@ +/*- + * Copyright (c) 1982, 1986, 1989, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)param.h 8.3 (Berkeley) 4/4/95 + * $Id$ + */ + +#ifndef _SYS_PARAM_H_ +#define _SYS_PARAM_H_ + +#define BSD 199506 /* System version (year & month). */ +#define BSD4_3 1 +#define BSD4_4 1 + +#ifndef NULL +#define NULL 0 +#endif + +#ifndef LOCORE +#include +#endif + +/* + * Machine-independent constants (some used in following include files). + * Redefined constants are from POSIX 1003.1 limits file. + * + * MAXCOMLEN should be >= sizeof(ac_comm) (see ) + * MAXLOGNAME should be >= UT_NAMESIZE (see ) + */ +#include + +#define MAXCOMLEN 16 /* max command name remembered */ +#define MAXINTERP 32 /* max interpreter file name length */ +#define MAXLOGNAME 12 /* max login name length */ +#define MAXUPRC CHILD_MAX /* max simultaneous processes */ +#define NCARGS ARG_MAX /* max bytes for an exec function */ +#define NGROUPS NGROUPS_MAX /* max number groups */ +#define NOFILE OPEN_MAX /* max open files per process */ +#define NOGROUP 65535 /* marker for empty group set member */ +#define MAXHOSTNAMELEN 256 /* max hostname size */ + +/* More types and definitions used throughout the kernel. */ +#ifdef KERNEL +#include +#include +#include +#include +#include +#include +#include + +#ifndef FALSE +#define FALSE 0 +#endif +#ifndef TRUE +#define TRUE 1 +#endif +#endif + +/* Signals. */ +#include + +/* Machine type dependent parameters. */ +#include +#include + +/* + * Priorities. Note that with 32 run queues, differences less than 4 are + * insignificant. + */ +#define PSWP 0 +#define PVM 4 +#define PINOD 8 +#define PRIBIO 16 +#define PVFS 20 +#define PZERO 22 /* No longer magic, shouldn't be here. XXX */ +#define PSOCK 24 +#define PWAIT 32 +#define PLOCK 36 +#define PPAUSE 40 +#define PUSER 50 +#define MAXPRI 127 /* Priorities range from 0 through MAXPRI. */ + +#define PRIMASK 0x0ff +#define PCATCH 0x100 /* OR'd with pri for tsleep to check signals */ + +#define NZERO 0 /* default "nice" */ + +#define NBPW sizeof(int) /* number of bytes per word (integer) */ + +#define CMASK 022 /* default file mask: S_IWGRP|S_IWOTH */ +#define NODEV (dev_t)(-1) /* non-existent device */ + +/* + * Clustering of hardware pages on machines with ridiculously small + * page sizes is done here. The paging subsystem deals with units of + * CLSIZE pte's describing PAGE_SIZE (from machine/machparam.h) pages each. + */ +#if 0 +#define CLBYTES (CLSIZE*PAGE_SIZE) +#endif + +#define CBLOCK 128 /* Clist block size, must be a power of 2. */ +#define CBQSIZE (CBLOCK/NBBY) /* Quote bytes/cblock - can do better. */ + /* Data chars/clist. */ +#define CBSIZE (CBLOCK - sizeof(struct cblock *) - CBQSIZE) +#define CROUND (CBLOCK - 1) /* Clist rounding. */ + +/* + * File system parameters and macros. + * + * The file system is made out of blocks of at most MAXBSIZE units, with + * smaller units (fragments) only in the last direct block. MAXBSIZE + * primarily determines the size of buffers in the buffer pool. It may be + * made larger without any effect on existing file systems; however making + * it smaller make make some file systems unmountable. Also, MAXBSIZE + * must be less than MAXPHYS!!! DFLTBSIZE is the average amount of + * memory allocated by vfs_bio per nbuf. BKVASIZE is the average amount + * of kernel virtual space allocated per nbuf. BKVASIZE should be >= + * DFLTBSIZE. If it is significantly bigger than DFLTBSIZE, then + * kva fragmentation causes fewer performance problems. + */ +#define MAXBSIZE 65536 +#define BKVASIZE 8192 +#define DFLTBSIZE 4096 +#define MAXFRAG 8 + +/* + * MAXPATHLEN defines the longest permissible path length after expanding + * symbolic links. It is used to allocate a temporary buffer from the buffer + * pool in which to do the name expansion, hence should be a power of two, + * and must be less than or equal to MAXBSIZE. MAXSYMLINKS defines the + * maximum number of symbolic links that may be expanded in a path name. + * It should be set high enough to allow all legitimate uses, but halt + * infinite loops reasonably quickly. + */ +#define MAXPATHLEN PATH_MAX +#define MAXSYMLINKS 32 + +/* Bit map related macros. */ +#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) +#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) +#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) +#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) + +/* Macros for counting and rounding. */ +#ifndef howmany +#define howmany(x, y) (((x)+((y)-1))/(y)) +#endif +#define rounddown(x, y) (((x)/(y))*(y)) +#define roundup(x, y) ((((x)+((y)-1))/(y))*(y)) /* to any y */ +#define roundup2(x, y) (((x)+((y)-1))&(~((y)-1))) /* if y is powers of two */ +#define powerof2(x) ((((x)-1)&(x))==0) + +/* Macros for min/max. */ +#ifndef KERNEL +#define MIN(a,b) (((a)<(b))?(a):(b)) +#define MAX(a,b) (((a)>(b))?(a):(b)) +#endif + +/* + * Constants for setting the parameters of the kernel memory allocator. + * + * 2 ** MINBUCKET is the smallest unit of memory that will be + * allocated. It must be at least large enough to hold a pointer. + * + * Units of memory less or equal to MAXALLOCSAVE will permanently + * allocate physical memory; requests for these size pieces of + * memory are quite fast. Allocations greater than MAXALLOCSAVE must + * always allocate and free physical memory; requests for these + * size allocations should be done infrequently as they will be slow. + * + * Constraints: PAGE_SIZE <= MAXALLOCSAVE <= 2 ** (MINBUCKET + 14), and + * MAXALLOCSIZE must be a power of two. + */ +#define MINBUCKET 4 /* 4 => min allocation of 16 bytes */ +#define MAXALLOCSAVE (2 * PAGE_SIZE) + +/* + * Scale factor for scaled integers used to count %cpu time and load avgs. + * + * The number of CPU `tick's that map to a unique `%age' can be expressed + * by the formula (1 / (2 ^ (FSHIFT - 11))). The maximum load average that + * can be calculated (assuming 32 bits) can be closely approximated using + * the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15). + * + * For the scheduler to maintain a 1:1 mapping of CPU `tick' to `%age', + * FSHIFT must be at least 11; this gives us a maximum load avg of ~1024. + */ +#define FSHIFT 11 /* bits to right of fixed binary point */ +#define FSCALE (1<= PRC_REDIRECT_NET && (cmd) <= PRC_REDIRECT_TOSHOST) + +#ifdef PRCREQUESTS +char *prcrequests[] = { + "IFDOWN", "ROUTEDEAD", "#2", "DEC-BIT-QUENCH2", + "QUENCH", "MSGSIZE", "HOSTDEAD", "#7", + "NET-UNREACH", "HOST-UNREACH", "PROTO-UNREACH", "PORT-UNREACH", + "#12", "SRCFAIL-UNREACH", "NET-REDIRECT", "HOST-REDIRECT", + "TOSNET-REDIRECT", "TOSHOST-REDIRECT", "TX-INTRANS", "TX-REASS", + "PARAMPROB" +}; +#endif + +/* + * The arguments to ctloutput are: + * (*protosw[].pr_ctloutput)(req, so, level, optname, optval); + * req is one of the actions listed below, so is a (struct socket *), + * level is an indication of which protocol layer the option is intended. + * optname is a protocol dependent socket option request, + * optval is a pointer to a mbuf-chain pointer, for value-return results. + * The protocol is responsible for disposal of the mbuf chain *optval + * if supplied, + * the caller is responsible for any space held by *optval, when returned. + * A non-zero return from usrreq gives an + * UNIX error number which should be passed to higher level software. + */ +#define PRCO_GETOPT 0 +#define PRCO_SETOPT 1 + +#define PRCO_NCMDS 2 + +#ifdef PRCOREQUESTS +char *prcorequests[] = { + "GETOPT", "SETOPT", +}; +#endif + +#ifdef KERNEL +struct protosw *pffindproto __P((int family, int protocol, int type)); +struct protosw *pffindtype __P((int family, int type)); +#endif + +#endif diff --git a/cpukit/libnetworking/sys/queue.h b/cpukit/libnetworking/sys/queue.h new file mode 100644 index 0000000000..e8aa08cf5d --- /dev/null +++ b/cpukit/libnetworking/sys/queue.h @@ -0,0 +1,446 @@ +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)queue.h 8.5 (Berkeley) 8/20/94 + * $Id$ + */ + +#ifndef _SYS_QUEUE_H_ +#define _SYS_QUEUE_H_ + +/* + * This file defines five types of data structures: singly-linked lists, + * slingly-linked tail queues, lists, tail queues, and circular queues. + * + * A singly-linked list is headed by a single forward pointer. The elements + * are singly linked for minimum space and pointer manipulation overhead at + * the expense of O(n) removal for arbitrary elements. New elements can be + * added to the list after an existing element or at the head of the list. + * Elements being removed from the head of the list should use the explicit + * macro for this purpose for optimum efficiency. A singly-linked list may + * only be traversed in the forward direction. Singly-linked lists are ideal + * for applications with large datasets and few or no removals or for + * implementing a LIFO queue. + * + * A singly-linked tail queue is headed by a pair of pointers, one to the + * head of the list and the other to the tail of the list. The elements are + * singly linked for minimum space and pointer manipulation overhead at the + * expense of O(n) removal for arbitrary elements. New elements can be added + * to the list after an existing element, at the head of the list, or at the + * end of the list. Elements being removed from the head of the tail queue + * should use the explicit macro for this purpose for optimum efficiency. + * A singly-linked tail queue may only be traversed in the forward direction. + * Singly-linked tail queues are ideal for applications with large datasets + * and few or no removals or for implementing a FIFO queue. + * + * A list is headed by a single forward pointer (or an array of forward + * pointers for a hash table header). The elements are doubly linked + * so that an arbitrary element can be removed without a need to + * traverse the list. New elements can be added to the list before + * or after an existing element or at the head of the list. A list + * may only be traversed in the forward direction. + * + * A tail queue is headed by a pair of pointers, one to the head of the + * list and the other to the tail of the list. The elements are doubly + * linked so that an arbitrary element can be removed without a need to + * traverse the list. New elements can be added to the list before or + * after an existing element, at the head of the list, or at the end of + * the list. A tail queue may only be traversed in the forward direction. + * + * A circle queue is headed by a pair of pointers, one to the head of the + * list and the other to the tail of the list. The elements are doubly + * linked so that an arbitrary element can be removed without a need to + * traverse the list. New elements can be added to the list before or after + * an existing element, at the head of the list, or at the end of the list. + * A circle queue may be traversed in either direction, but has a more + * complex end of list detection. + * + * For details on the use of these macros, see the queue(3) manual page. + */ + +/* + * Singly-linked List definitions. + */ +#define SLIST_HEAD(name, type) \ +struct name { \ + struct type *slh_first; /* first element */ \ +} + +#define SLIST_ENTRY(type) \ +struct { \ + struct type *sle_next; /* next element */ \ +} + +/* + * Singly-linked List functions. + */ +#define SLIST_INIT(head) { \ + (head)->slh_first = NULL; \ +} + +#define SLIST_INSERT_AFTER(slistelm, elm, field) { \ + (elm)->field.sle_next = (slistelm)->field.sle_next; \ + (slistelm)->field.sle_next = (elm); \ +} + +#define SLIST_INSERT_HEAD(head, elm, field) { \ + (elm)->field.sle_next = (head)->slh_first; \ + (head)->slh_first = (elm); \ +} + +#define SLIST_REMOVE_HEAD(head, field) { \ + (head)->slh_first = (head)->slh_first->field.sle_next; \ +} + +#define SLIST_REMOVE(head, elm, type, field) { \ + if ((head)->slh_first == (elm)) { \ + SLIST_REMOVE_HEAD((head), field); \ + } \ + else { \ + struct type *curelm = (head)->slh_first; \ + while( curelm->field.sle_next != (elm) ) \ + curelm = curelm->field.sle_next; \ + curelm->field.sle_next = \ + curelm->field.sle_next->field.sle_next; \ + } \ +} + +/* + * Singly-linked Tail queue definitions. + */ +#define STAILQ_HEAD(name, type) \ +struct name { \ + struct type *stqh_first;/* first element */ \ + struct type **stqh_last;/* addr of last next element */ \ +} + +#define STAILQ_ENTRY(type) \ +struct { \ + struct type *stqe_next; /* next element */ \ +} + +/* + * Singly-linked Tail queue functions. + */ +#define STAILQ_INIT(head) { \ + (head)->stqh_first = NULL; \ + (head)->stqh_last = &(head)->stqh_first; \ +} + +#define STAILQ_INSERT_HEAD(head, elm, field) { \ + if (((elm)->field.stqe_next = (head)->stqh_first) == NULL) \ + (head)->stqh_last = &(elm)->field.stqe_next; \ + (head)->stqh_first = (elm); \ +} + +#define STAILQ_INSERT_TAIL(head, elm, field) { \ + (elm)->field.stqe_next = NULL; \ + *(head)->stqh_last = (elm); \ + (head)->stqh_last = &(elm)->field.stqe_next; \ +} + +#define STAILQ_INSERT_AFTER(head, tqelm, elm, field) { \ + if (((elm)->field.stqe_next = (tqelm)->field.stqe_next) == NULL)\ + (head)->stqh_last = &(elm)->field.stqe_next; \ + (tqelm)->field.stqe_next = (elm); \ +} + +#define STAILQ_REMOVE_HEAD(head, field) { \ + if (((head)->stqh_first = \ + (head)->stqh_first->field.stqe_next) == NULL) \ + (head)->stqh_last = &(head)->stqh_first; \ +} + +#define STAILQ_REMOVE(head, elm, type, field) { \ + if ((head)->stqh_first == (elm)) { \ + STAILQ_REMOVE_HEAD(head, field); \ + } \ + else { \ + struct type *curelm = (head)->stqh_first; \ + while( curelm->field.stqe_next != (elm) ) \ + curelm = curelm->field.stqe_next; \ + if((curelm->field.stqe_next = \ + curelm->field.stqe_next->field.stqe_next) == NULL) \ + (head)->stqh_last = &(curelm)->field.stqe_next; \ + } \ +} + +/* + * List definitions. + */ +#define LIST_HEAD(name, type) \ +struct name { \ + struct type *lh_first; /* first element */ \ +} + +#define LIST_ENTRY(type) \ +struct { \ + struct type *le_next; /* next element */ \ + struct type **le_prev; /* address of previous next element */ \ +} + +/* + * List functions. + */ +#define LIST_INIT(head) { \ + (head)->lh_first = NULL; \ +} + +#define LIST_INSERT_AFTER(listelm, elm, field) { \ + if (((elm)->field.le_next = (listelm)->field.le_next) != NULL) \ + (listelm)->field.le_next->field.le_prev = \ + &(elm)->field.le_next; \ + (listelm)->field.le_next = (elm); \ + (elm)->field.le_prev = &(listelm)->field.le_next; \ +} + +#define LIST_INSERT_BEFORE(listelm, elm, field) { \ + (elm)->field.le_prev = (listelm)->field.le_prev; \ + (elm)->field.le_next = (listelm); \ + *(listelm)->field.le_prev = (elm); \ + (listelm)->field.le_prev = &(elm)->field.le_next; \ +} + +#define LIST_INSERT_HEAD(head, elm, field) { \ + if (((elm)->field.le_next = (head)->lh_first) != NULL) \ + (head)->lh_first->field.le_prev = &(elm)->field.le_next;\ + (head)->lh_first = (elm); \ + (elm)->field.le_prev = &(head)->lh_first; \ +} + +#define LIST_REMOVE(elm, field) { \ + if ((elm)->field.le_next != NULL) \ + (elm)->field.le_next->field.le_prev = \ + (elm)->field.le_prev; \ + *(elm)->field.le_prev = (elm)->field.le_next; \ +} + +/* + * Tail queue definitions. + */ +#define TAILQ_HEAD(name, type) \ +struct name { \ + struct type *tqh_first; /* first element */ \ + struct type **tqh_last; /* addr of last next element */ \ +} + +#define TAILQ_HEAD_INITIALIZER(head) \ + { NULL, &(head).tqh_first } + +#define TAILQ_ENTRY(type) \ +struct { \ + struct type *tqe_next; /* next element */ \ + struct type **tqe_prev; /* address of previous next element */ \ +} + +/* + * Tail queue functions. + */ +#define TAILQ_EMPTY(head) ((head)->tqh_first == NULL) + +#define TAILQ_FIRST(head) ((head)->tqh_first) + +#define TAILQ_LAST(head) ((head)->tqh_last) + +#define TAILQ_NEXT(elm, field) ((elm)->field.tqe_next) + +#define TAILQ_PREV(elm, field) ((elm)->field.tqe_prev) + +#define TAILQ_INIT(head) { \ + (head)->tqh_first = NULL; \ + (head)->tqh_last = &(head)->tqh_first; \ +} + +#define TAILQ_INSERT_HEAD(head, elm, field) { \ + if (((elm)->field.tqe_next = (head)->tqh_first) != NULL) \ + (head)->tqh_first->field.tqe_prev = \ + &(elm)->field.tqe_next; \ + else \ + (head)->tqh_last = &(elm)->field.tqe_next; \ + (head)->tqh_first = (elm); \ + (elm)->field.tqe_prev = &(head)->tqh_first; \ +} + +#define TAILQ_INSERT_TAIL(head, elm, field) { \ + (elm)->field.tqe_next = NULL; \ + (elm)->field.tqe_prev = (head)->tqh_last; \ + *(head)->tqh_last = (elm); \ + (head)->tqh_last = &(elm)->field.tqe_next; \ +} + +#define TAILQ_INSERT_AFTER(head, listelm, elm, field) { \ + if (((elm)->field.tqe_next = (listelm)->field.tqe_next) != NULL)\ + (elm)->field.tqe_next->field.tqe_prev = \ + &(elm)->field.tqe_next; \ + else \ + (head)->tqh_last = &(elm)->field.tqe_next; \ + (listelm)->field.tqe_next = (elm); \ + (elm)->field.tqe_prev = &(listelm)->field.tqe_next; \ +} + +#define TAILQ_INSERT_BEFORE(listelm, elm, field) { \ + (elm)->field.tqe_prev = (listelm)->field.tqe_prev; \ + (elm)->field.tqe_next = (listelm); \ + *(listelm)->field.tqe_prev = (elm); \ + (listelm)->field.tqe_prev = &(elm)->field.tqe_next; \ +} + +#define TAILQ_REMOVE(head, elm, field) { \ + if (((elm)->field.tqe_next) != NULL) \ + (elm)->field.tqe_next->field.tqe_prev = \ + (elm)->field.tqe_prev; \ + else \ + (head)->tqh_last = (elm)->field.tqe_prev; \ + *(elm)->field.tqe_prev = (elm)->field.tqe_next; \ +} + +/* + * Circular queue definitions. + */ +#define CIRCLEQ_HEAD(name, type) \ +struct name { \ + struct type *cqh_first; /* first element */ \ + struct type *cqh_last; /* last element */ \ +} + +#define CIRCLEQ_ENTRY(type) \ +struct { \ + struct type *cqe_next; /* next element */ \ + struct type *cqe_prev; /* previous element */ \ +} + +/* + * Circular queue functions. + */ +#define CIRCLEQ_INIT(head) { \ + (head)->cqh_first = (void *)(head); \ + (head)->cqh_last = (void *)(head); \ +} + +#define CIRCLEQ_INSERT_AFTER(head, listelm, elm, field) { \ + (elm)->field.cqe_next = (listelm)->field.cqe_next; \ + (elm)->field.cqe_prev = (listelm); \ + if ((listelm)->field.cqe_next == (void *)(head)) \ + (head)->cqh_last = (elm); \ + else \ + (listelm)->field.cqe_next->field.cqe_prev = (elm); \ + (listelm)->field.cqe_next = (elm); \ +} + +#define CIRCLEQ_INSERT_BEFORE(head, listelm, elm, field) { \ + (elm)->field.cqe_next = (listelm); \ + (elm)->field.cqe_prev = (listelm)->field.cqe_prev; \ + if ((listelm)->field.cqe_prev == (void *)(head)) \ + (head)->cqh_first = (elm); \ + else \ + (listelm)->field.cqe_prev->field.cqe_next = (elm); \ + (listelm)->field.cqe_prev = (elm); \ +} + +#define CIRCLEQ_INSERT_HEAD(head, elm, field) { \ + (elm)->field.cqe_next = (head)->cqh_first; \ + (elm)->field.cqe_prev = (void *)(head); \ + if ((head)->cqh_last == (void *)(head)) \ + (head)->cqh_last = (elm); \ + else \ + (head)->cqh_first->field.cqe_prev = (elm); \ + (head)->cqh_first = (elm); \ +} + +#define CIRCLEQ_INSERT_TAIL(head, elm, field) { \ + (elm)->field.cqe_next = (void *)(head); \ + (elm)->field.cqe_prev = (head)->cqh_last; \ + if ((head)->cqh_first == (void *)(head)) \ + (head)->cqh_first = (elm); \ + else \ + (head)->cqh_last->field.cqe_next = (elm); \ + (head)->cqh_last = (elm); \ +} + +#define CIRCLEQ_REMOVE(head, elm, field) { \ + if ((elm)->field.cqe_next == (void *)(head)) \ + (head)->cqh_last = (elm)->field.cqe_prev; \ + else \ + (elm)->field.cqe_next->field.cqe_prev = \ + (elm)->field.cqe_prev; \ + if ((elm)->field.cqe_prev == (void *)(head)) \ + (head)->cqh_first = (elm)->field.cqe_next; \ + else \ + (elm)->field.cqe_prev->field.cqe_next = \ + (elm)->field.cqe_next; \ +} + +#ifdef KERNEL + +/* + * XXX insque() and remque() are an old way of handling certain queues. + * They bogusly assumes that all queue heads look alike. + */ + +struct quehead { + struct quehead *qh_link; + struct quehead *qh_rlink; +}; + +#ifdef __GNUC__ + +static __inline void +insque(void *a, void *b) +{ + struct quehead *element = a, *head = b; + + element->qh_link = head->qh_link; + element->qh_rlink = head; + head->qh_link = element; + element->qh_link->qh_rlink = element; +} + +static __inline void +remque(void *a) +{ + struct quehead *element = a; + + element->qh_link->qh_rlink = element->qh_rlink; + element->qh_rlink->qh_link = element->qh_link; + element->qh_rlink = 0; +} + +#else /* !__GNUC__ */ + +void insque __P((void *a, void *b)); +void remque __P((void *a)); + +#endif /* __GNUC__ */ + +#endif /* KERNEL */ + +#endif /* !_SYS_QUEUE_H_ */ diff --git a/cpukit/libnetworking/sys/reboot.h b/cpukit/libnetworking/sys/reboot.h new file mode 100644 index 0000000000..48a7f0f782 --- /dev/null +++ b/cpukit/libnetworking/sys/reboot.h @@ -0,0 +1,106 @@ +/* + * Copyright (c) 1982, 1986, 1988, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)reboot.h 8.3 (Berkeley) 12/13/94 + * $Id$ + */ + +#ifndef _SYS_REBOOT_H_ +#define _SYS_REBOOT_H_ + +/* + * Arguments to reboot system call. These are passed to + * the boot program and on to init. + */ +#define RB_AUTOBOOT 0 /* flags for system auto-booting itself */ + +#define RB_ASKNAME 0x001 /* ask for file name to reboot from */ +#define RB_SINGLE 0x002 /* reboot to single user only */ +#define RB_NOSYNC 0x004 /* dont sync before reboot */ +#define RB_HALT 0x008 /* don't reboot, just halt */ +#define RB_INITNAME 0x010 /* name given for /etc/init (unused) */ +#define RB_DFLTROOT 0x020 /* use compiled-in rootdev */ +#define RB_KDB 0x040 /* give control to kernel debugger */ +#define RB_RDONLY 0x080 /* mount root fs read-only */ +#define RB_DUMP 0x100 /* dump kernel memory before reboot */ +#define RB_MINIROOT 0x200 /* mini-root present in memory at boot time */ +#define RB_CONFIG 0x400 /* invoke user configuration routing */ +#define RB_VERBOSE 0x800 /* print all potentially useful info */ +#define RB_SERIAL 0x1000 /* user serial port as console */ +#define RB_CDROM 0x2000 /* use cdrom as root */ +#define RB_POWEROFF 0x4000 /* if you can, turn the power off */ +#define RB_GDB 0x8000 /* use GDB remote debugger instead of DDB */ +#define RB_MUTE 0x10000 /* Come up with the console muted */ +#define RB_SELFTEST 0x20000 /* don't boot to normal operation, do selftest */ + +#define RB_BOOTINFO 0x80000000 /* have `struct bootinfo *' arg */ + +/* + * Constants for converting boot-style device number to type, + * adaptor (uba, mba, etc), unit number and partition number. + * Type (== major device number) is in the low byte + * for backward compatibility. Except for that of the "magic + * number", each mask applies to the shifted value. + * Format: + * (4) (4) (4) (4) (8) (8) + * -------------------------------- + * |MA | AD| CT| UN| PART | TYPE | + * -------------------------------- + */ +#define B_ADAPTORSHIFT 24 +#define B_ADAPTORMASK 0x0f +#define B_ADAPTOR(val) (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK) +#define B_CONTROLLERSHIFT 20 +#define B_CONTROLLERMASK 0xf +#define B_CONTROLLER(val) (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK) +#define B_SLICESHIFT 20 +#define B_SLICEMASK 0xff +#define B_SLICE(val) (((val)>>B_SLICESHIFT) & B_SLICEMASK) +#define B_UNITSHIFT 16 +#define B_UNITMASK 0xf +#define B_UNIT(val) (((val) >> B_UNITSHIFT) & B_UNITMASK) +#define B_PARTITIONSHIFT 8 +#define B_PARTITIONMASK 0xff +#define B_PARTITION(val) (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK) +#define B_TYPESHIFT 0 +#define B_TYPEMASK 0xff +#define B_TYPE(val) (((val) >> B_TYPESHIFT) & B_TYPEMASK) + +#define B_MAGICMASK 0xf0000000 +#define B_DEVMAGIC 0xa0000000 + +#define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \ + (((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \ + ((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \ + ((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC) + +#endif diff --git a/cpukit/libnetworking/sys/resourcevar.h b/cpukit/libnetworking/sys/resourcevar.h new file mode 100644 index 0000000000..e69de29bb2 diff --git a/cpukit/libnetworking/sys/rtprio.h b/cpukit/libnetworking/sys/rtprio.h new file mode 100644 index 0000000000..dd9521e7c8 --- /dev/null +++ b/cpukit/libnetworking/sys/rtprio.h @@ -0,0 +1,70 @@ +/* + * Copyright (c) 1994, Henrik Vestergaard Draboel + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by (name). + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $Id$ + */ + +#ifndef _SYS_RTPRIO_H_ +#define _SYS_RTPRIO_H_ + +/* + * Process realtime-priority specifications to rtprio. + */ + +/* priority types */ +#define RTP_PRIO_REALTIME 0 +#define RTP_PRIO_NORMAL 1 +#define RTP_PRIO_IDLE 2 + +/* priority range */ +#define RTP_PRIO_MIN 0 /* Highest priority */ +#define RTP_PRIO_MAX 31 /* Lowest priority */ + +/* + * rtprio() syscall functions + */ +#define RTP_LOOKUP 0 +#define RTP_SET 1 + +#ifndef LOCORE +struct rtprio { + u_short type; + u_short prio; +}; +#endif + +#ifndef KERNEL +#include + +__BEGIN_DECLS +int rtprio __P((int, pid_t, struct rtprio *)); +__END_DECLS +#endif /* !KERNEL */ +#endif /* !_SYS_RTPRIO_H_ */ diff --git a/cpukit/libnetworking/sys/select.h b/cpukit/libnetworking/sys/select.h new file mode 100644 index 0000000000..e69971e3b6 --- /dev/null +++ b/cpukit/libnetworking/sys/select.h @@ -0,0 +1,57 @@ +/*- + * Copyright (c) 1992, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)select.h 8.2 (Berkeley) 1/4/94 + * $Id$ + */ + +#ifndef _SYS_SELECT_H_ +#define _SYS_SELECT_H_ + +/* + * Used to maintain information about processes that wish to be + * notified when I/O becomes possible. + */ +struct selinfo { + pid_t si_pid; /* process to be notified */ + short si_flags; /* see below */ +}; +#define SI_COLL 0x0001 /* collision occurred */ + +#ifdef KERNEL +struct proc; + +void selrecord __P((struct proc *selector, struct selinfo *)); +void selwakeup __P((struct selinfo *)); +#endif + +#endif /* !_SYS_SELECT_H_ */ diff --git a/cpukit/libnetworking/sys/signalvar.h b/cpukit/libnetworking/sys/signalvar.h new file mode 100644 index 0000000000..8900458fdb --- /dev/null +++ b/cpukit/libnetworking/sys/signalvar.h @@ -0,0 +1,171 @@ +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)signalvar.h 8.6 (Berkeley) 2/19/95 + * $Id$ + */ + +#ifndef _SYS_SIGNALVAR_H_ /* tmp for user.h */ +#define _SYS_SIGNALVAR_H_ + +/* + * Kernel signal definitions and data structures, + * not exported to user programs. + */ + +/* + * Process signal actions and state, needed only within the process + * (not necessarily resident). + */ +struct sigacts { + sig_t ps_sigact[NSIG]; /* disposition of signals */ + sigset_t ps_catchmask[NSIG]; /* signals to be blocked */ + sigset_t ps_sigonstack; /* signals to take on sigstack */ + sigset_t ps_sigintr; /* signals that interrupt syscalls */ + sigset_t ps_sigreset; /* signals that reset when caught */ + sigset_t ps_signodefer; /* signals not masked while handled */ + sigset_t ps_oldmask; /* saved mask from before sigpause */ + int ps_flags; /* signal flags, below */ + struct sigaltstack ps_sigstk; /* sp & on stack state variable */ + int ps_sig; /* for core dump/debugger XXX */ + u_long ps_code; /* for core dump/debugger XXX */ + sigset_t ps_usertramp; /* SunOS compat; libc sigtramp XXX */ +}; + +/* signal flags */ +#define SAS_OLDMASK 0x01 /* need to restore mask before pause */ +#define SAS_ALTSTACK 0x02 /* have alternate signal stack */ + +/* additional signal action values, used only temporarily/internally */ +#define SIG_CATCH ((__sighandler_t *)2) +#define SIG_HOLD ((__sighandler_t *)3) + +/* + * get signal action for process and signal; currently only for current process + */ +#define SIGACTION(p, sig) (p->p_sigacts->ps_sigact[(sig)]) + +/* + * Determine signal that should be delivered to process p, the current + * process, 0 if none. If there is a pending stop signal with default + * action, the process stops in issignal(). + */ +#define CURSIG(p) \ + (((p)->p_siglist == 0 || \ + (((p)->p_flag & P_TRACED) == 0 && \ + ((p)->p_siglist & ~(p)->p_sigmask) == 0)) ? \ + 0 : issignal(p)) + +/* + * Clear a pending signal from a process. + */ +#define CLRSIG(p, sig) { (p)->p_siglist &= ~sigmask(sig); } + +/* + * Signal properties and actions. + * The array below categorizes the signals and their default actions + * according to the following properties: + */ +#define SA_KILL 0x01 /* terminates process by default */ +#define SA_CORE 0x02 /* ditto and coredumps */ +#define SA_STOP 0x04 /* suspend process */ +#define SA_TTYSTOP 0x08 /* ditto, from tty */ +#define SA_IGNORE 0x10 /* ignore by default */ +#define SA_CONT 0x20 /* continue if suspended */ +#define SA_CANTMASK 0x40 /* non-maskable, catchable */ + +#ifdef SIGPROP +static int sigprop[NSIG + 1] = { + 0, /* unused */ + SA_KILL, /* SIGHUP */ + SA_KILL, /* SIGINT */ + SA_KILL|SA_CORE, /* SIGQUIT */ + SA_KILL|SA_CORE, /* SIGILL */ + SA_KILL|SA_CORE, /* SIGTRAP */ + SA_KILL|SA_CORE, /* SIGABRT */ + SA_KILL|SA_CORE, /* SIGEMT */ + SA_KILL|SA_CORE, /* SIGFPE */ + SA_KILL, /* SIGKILL */ + SA_KILL|SA_CORE, /* SIGBUS */ + SA_KILL|SA_CORE, /* SIGSEGV */ + SA_KILL|SA_CORE, /* SIGSYS */ + SA_KILL, /* SIGPIPE */ + SA_KILL, /* SIGALRM */ + SA_KILL, /* SIGTERM */ + SA_IGNORE, /* SIGURG */ + SA_STOP, /* SIGSTOP */ + SA_STOP|SA_TTYSTOP, /* SIGTSTP */ + SA_IGNORE|SA_CONT, /* SIGCONT */ + SA_IGNORE, /* SIGCHLD */ + SA_STOP|SA_TTYSTOP, /* SIGTTIN */ + SA_STOP|SA_TTYSTOP, /* SIGTTOU */ + SA_IGNORE, /* SIGIO */ + SA_KILL, /* SIGXCPU */ + SA_KILL, /* SIGXFSZ */ + SA_KILL, /* SIGVTALRM */ + SA_KILL, /* SIGPROF */ + SA_IGNORE, /* SIGWINCH */ + SA_IGNORE, /* SIGINFO */ + SA_KILL, /* SIGUSR1 */ + SA_KILL, /* SIGUSR2 */ +}; + +#define contsigmask (sigmask(SIGCONT)) +#define stopsigmask (sigmask(SIGSTOP) | sigmask(SIGTSTP) | \ + sigmask(SIGTTIN) | sigmask(SIGTTOU)) + +#endif /* SIGPROP */ + +#define sigcantmask (sigmask(SIGKILL) | sigmask(SIGSTOP)) + +#ifdef KERNEL +/* + * Machine-independent functions: + */ +void execsigs __P((struct proc *p)); +void gsignal __P((int pgid, int sig)); +int issignal __P((struct proc *p)); +void killproc __P((struct proc *p, char *why)); +void pgsignal __P((struct pgrp *pgrp, int sig, int checkctty)); +void postsig __P((int sig)); +void psignal __P((struct proc *p, int sig)); +void setsigvec __P((struct proc *p, int signum, struct sigaction *sa)); +void sigexit __P((struct proc *p, int signum)); +void siginit __P((struct proc *p)); +void trapsignal __P((struct proc *p, int sig, u_long code)); + +/* + * Machine-dependent functions: + */ +void sendsig __P((sig_t action, int sig, int returnmask, u_long code)); +#endif /* KERNEL */ +#endif /* !_SYS_SIGNALVAR_H_ */ diff --git a/cpukit/libnetworking/sys/socket.h b/cpukit/libnetworking/sys/socket.h new file mode 100644 index 0000000000..7e0f6c7572 --- /dev/null +++ b/cpukit/libnetworking/sys/socket.h @@ -0,0 +1,356 @@ +/* + * Copyright (c) 1982, 1985, 1986, 1988, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)socket.h 8.4 (Berkeley) 2/21/94 + * $Id$ + */ + +#ifndef _SYS_SOCKET_H_ +#define _SYS_SOCKET_H_ + +/* + * Definitions related to sockets: types, address families, options. + */ + +/* + * Types + */ +#define SOCK_STREAM 1 /* stream socket */ +#define SOCK_DGRAM 2 /* datagram socket */ +#define SOCK_RAW 3 /* raw-protocol interface */ +#define SOCK_RDM 4 /* reliably-delivered message */ +#define SOCK_SEQPACKET 5 /* sequenced packet stream */ + +/* + * Option flags per-socket. + */ +#define SO_DEBUG 0x0001 /* turn on debugging info recording */ +#define SO_ACCEPTCONN 0x0002 /* socket has had listen() */ +#define SO_REUSEADDR 0x0004 /* allow local address reuse */ +#define SO_KEEPALIVE 0x0008 /* keep connections alive */ +#define SO_DONTROUTE 0x0010 /* just use interface addresses */ +#define SO_BROADCAST 0x0020 /* permit sending of broadcast msgs */ +#define SO_USELOOPBACK 0x0040 /* bypass hardware when possible */ +#define SO_LINGER 0x0080 /* linger on close if data present */ +#define SO_OOBINLINE 0x0100 /* leave received OOB data in line */ +#define SO_REUSEPORT 0x0200 /* allow local address & port reuse */ +#define SO_TIMESTAMP 0x0400 /* timestamp received dgram traffic */ + +/* + * Additional options, not kept in so_options. + */ +#define SO_SNDBUF 0x1001 /* send buffer size */ +#define SO_RCVBUF 0x1002 /* receive buffer size */ +#define SO_SNDLOWAT 0x1003 /* send low-water mark */ +#define SO_RCVLOWAT 0x1004 /* receive low-water mark */ +#define SO_SNDTIMEO 0x1005 /* send timeout */ +#define SO_RCVTIMEO 0x1006 /* receive timeout */ +#define SO_ERROR 0x1007 /* get error status and clear */ +#define SO_TYPE 0x1008 /* get socket type */ +#define SO_PRIVSTATE 0x1009 /* get/deny privileged state */ + +/* + * Structure used for manipulating linger option. + */ +struct linger { + int l_onoff; /* option on/off */ + int l_linger; /* linger time */ +}; + +/* + * Level number for (get/set)sockopt() to apply to socket itself. + */ +#define SOL_SOCKET 0xffff /* options for socket level */ + +/* + * Address families. + */ +#define AF_UNSPEC 0 /* unspecified */ +#define AF_LOCAL 1 /* local to host (pipes, portals) */ +#define AF_UNIX AF_LOCAL /* backward compatibility */ +#define AF_INET 2 /* internetwork: UDP, TCP, etc. */ +#define AF_IMPLINK 3 /* arpanet imp addresses */ +#define AF_PUP 4 /* pup protocols: e.g. BSP */ +#define AF_CHAOS 5 /* mit CHAOS protocols */ +#define AF_NS 6 /* XEROX NS protocols */ +#define AF_ISO 7 /* ISO protocols */ +#define AF_OSI AF_ISO +#define AF_ECMA 8 /* European computer manufacturers */ +#define AF_DATAKIT 9 /* datakit protocols */ +#define AF_CCITT 10 /* CCITT protocols, X.25 etc */ +#define AF_SNA 11 /* IBM SNA */ +#define AF_DECnet 12 /* DECnet */ +#define AF_DLI 13 /* DEC Direct data link interface */ +#define AF_LAT 14 /* LAT */ +#define AF_HYLINK 15 /* NSC Hyperchannel */ +#define AF_APPLETALK 16 /* Apple Talk */ +#define AF_ROUTE 17 /* Internal Routing Protocol */ +#define AF_LINK 18 /* Link layer interface */ +#define pseudo_AF_XTP 19 /* eXpress Transfer Protocol (no AF) */ +#define AF_COIP 20 /* connection-oriented IP, aka ST II */ +#define AF_CNT 21 /* Computer Network Technology */ +#define pseudo_AF_RTIP 22 /* Help Identify RTIP packets */ +#define AF_IPX 23 /* Novell Internet Protocol */ +#define AF_SIP 24 /* Simple Internet Protocol */ +#define pseudo_AF_PIP 25 /* Help Identify PIP packets */ +#define AF_ISDN 26 /* Integrated Services Digital Network*/ +#define AF_E164 AF_ISDN /* CCITT E.164 recommendation */ +#define pseudo_AF_KEY 27 /* Internal key-management function */ +#define AF_INET6 28 /* IPv6 */ + +#define AF_MAX 29 + +/* + * Structure used by kernel to store most + * addresses. + */ +struct sockaddr { + u_char sa_len; /* total length */ + u_char sa_family; /* address family */ + char sa_data[14]; /* actually longer; address value */ +}; + +/* + * Structure used by kernel to pass protocol + * information in raw sockets. + */ +struct sockproto { + u_short sp_family; /* address family */ + u_short sp_protocol; /* protocol */ +}; + +/* + * Protocol families, same as address families for now. + */ +#define PF_UNSPEC AF_UNSPEC +#define PF_LOCAL AF_LOCAL +#define PF_UNIX PF_LOCAL /* backward compatibility */ +#define PF_INET AF_INET +#define PF_IMPLINK AF_IMPLINK +#define PF_PUP AF_PUP +#define PF_CHAOS AF_CHAOS +#define PF_NS AF_NS +#define PF_ISO AF_ISO +#define PF_OSI AF_ISO +#define PF_ECMA AF_ECMA +#define PF_DATAKIT AF_DATAKIT +#define PF_CCITT AF_CCITT +#define PF_SNA AF_SNA +#define PF_DECnet AF_DECnet +#define PF_DLI AF_DLI +#define PF_LAT AF_LAT +#define PF_HYLINK AF_HYLINK +#define PF_APPLETALK AF_APPLETALK +#define PF_ROUTE AF_ROUTE +#define PF_LINK AF_LINK +#define PF_XTP pseudo_AF_XTP /* really just proto family, no AF */ +#define PF_COIP AF_COIP +#define PF_CNT AF_CNT +#define PF_SIP AF_SIP +#define PF_IPX AF_IPX /* same format as AF_NS */ +#define PF_RTIP pseudo_AF_RTIP /* same format as AF_INET */ +#define PF_PIP pseudo_AF_PIP +#define PF_ISDN AF_ISDN +#define PF_KEY pseudo_AF_KEY +#define PF_INET6 AF_INET6 + +#define PF_MAX AF_MAX + +/* + * Definitions for network related sysctl, CTL_NET. + * + * Second level is protocol family. + * Third level is protocol number. + * + * Further levels are defined by the individual families below. + */ +#define NET_MAXID AF_MAX + +#define CTL_NET_NAMES { \ + { 0, 0 }, \ + { "unix", CTLTYPE_NODE }, \ + { "inet", CTLTYPE_NODE }, \ + { "implink", CTLTYPE_NODE }, \ + { "pup", CTLTYPE_NODE }, \ + { "chaos", CTLTYPE_NODE }, \ + { "xerox_ns", CTLTYPE_NODE }, \ + { "iso", CTLTYPE_NODE }, \ + { "emca", CTLTYPE_NODE }, \ + { "datakit", CTLTYPE_NODE }, \ + { "ccitt", CTLTYPE_NODE }, \ + { "ibm_sna", CTLTYPE_NODE }, \ + { "decnet", CTLTYPE_NODE }, \ + { "dec_dli", CTLTYPE_NODE }, \ + { "lat", CTLTYPE_NODE }, \ + { "hylink", CTLTYPE_NODE }, \ + { "appletalk", CTLTYPE_NODE }, \ + { "route", CTLTYPE_NODE }, \ + { "link_layer", CTLTYPE_NODE }, \ + { "xtp", CTLTYPE_NODE }, \ + { "coip", CTLTYPE_NODE }, \ + { "cnt", CTLTYPE_NODE }, \ + { "rtip", CTLTYPE_NODE }, \ + { "ipx", CTLTYPE_NODE }, \ + { "sip", CTLTYPE_NODE }, \ + { "pip", CTLTYPE_NODE }, \ + { "isdn", CTLTYPE_NODE }, \ + { "key", CTLTYPE_NODE }, \ +} + +/* + * PF_ROUTE - Routing table + * + * Three additional levels are defined: + * Fourth: address family, 0 is wildcard + * Fifth: type of info, defined below + * Sixth: flag(s) to mask with for NET_RT_FLAGS + */ +#define NET_RT_DUMP 1 /* dump; may limit to a.f. */ +#define NET_RT_FLAGS 2 /* by flags, e.g. RESOLVING */ +#define NET_RT_IFLIST 3 /* survey interface list */ +#define NET_RT_MAXID 4 + +#define CTL_NET_RT_NAMES { \ + { 0, 0 }, \ + { "dump", CTLTYPE_STRUCT }, \ + { "flags", CTLTYPE_STRUCT }, \ + { "iflist", CTLTYPE_STRUCT }, \ +} + +/* + * Maximum queue length specifiable by listen. + */ +#define SOMAXCONN 128 + +/* + * Message header for recvmsg and sendmsg calls. + * Used value-result for recvmsg, value only for sendmsg. + */ +struct msghdr { + caddr_t msg_name; /* optional address */ + u_int msg_namelen; /* size of address */ + struct iovec *msg_iov; /* scatter/gather array */ + u_int msg_iovlen; /* # elements in msg_iov */ + caddr_t msg_control; /* ancillary data, see below */ + u_int msg_controllen; /* ancillary data buffer len */ + int msg_flags; /* flags on received message */ +}; + +#define MSG_OOB 0x1 /* process out-of-band data */ +#define MSG_PEEK 0x2 /* peek at incoming message */ +#define MSG_DONTROUTE 0x4 /* send without using routing tables */ +#define MSG_EOR 0x8 /* data completes record */ +#define MSG_TRUNC 0x10 /* data discarded before delivery */ +#define MSG_CTRUNC 0x20 /* control data lost before delivery */ +#define MSG_WAITALL 0x40 /* wait for full request or error */ +#define MSG_DONTWAIT 0x80 /* this message should be nonblocking */ +#define MSG_EOF 0x100 /* data completes connection */ +#define MSG_COMPAT 0x8000 /* used in sendit() */ + +/* + * Header for ancillary data objects in msg_control buffer. + * Used for additional information with/about a datagram + * not expressible by flags. The format is a sequence + * of message elements headed by cmsghdr structures. + */ +struct cmsghdr { + u_int cmsg_len; /* data byte count, including hdr */ + int cmsg_level; /* originating protocol */ + int cmsg_type; /* protocol-specific type */ +/* followed by u_char cmsg_data[]; */ +}; + +/* given pointer to struct cmsghdr, return pointer to data */ +#define CMSG_DATA(cmsg) ((u_char *)((cmsg) + 1)) + +/* given pointer to struct cmsghdr, return pointer to next cmsghdr */ +#define CMSG_NXTHDR(mhdr, cmsg) \ + (((caddr_t)(cmsg) + (cmsg)->cmsg_len + sizeof(struct cmsghdr) > \ + (mhdr)->msg_control + (mhdr)->msg_controllen) ? \ + (struct cmsghdr *)NULL : \ + (struct cmsghdr *)((caddr_t)(cmsg) + ALIGN((cmsg)->cmsg_len))) + +#define CMSG_FIRSTHDR(mhdr) ((struct cmsghdr *)(mhdr)->msg_control) + +/* "Socket"-level control message types: */ +#define SCM_RIGHTS 0x01 /* access rights (array of int) */ +#define SCM_TIMESTAMP 0x02 /* timestamp (struct timeval) */ + +/* + * 4.3 compat sockaddr, move to compat file later + */ +struct osockaddr { + u_short sa_family; /* address family */ + char sa_data[14]; /* up to 14 bytes of direct address */ +}; + +/* + * 4.3-compat message header (move to compat file later). + */ +struct omsghdr { + caddr_t msg_name; /* optional address */ + int msg_namelen; /* size of address */ + struct iovec *msg_iov; /* scatter/gather array */ + int msg_iovlen; /* # elements in msg_iov */ + caddr_t msg_accrights; /* access rights sent/received */ + int msg_accrightslen; +}; + +#ifndef KERNEL + +#include + +__BEGIN_DECLS +int accept __P((int, struct sockaddr *, int *)); +int bind __P((int, const struct sockaddr *, int)); +int connect __P((int, const struct sockaddr *, int)); +int getpeername __P((int, struct sockaddr *, int *)); +int getsockname __P((int, struct sockaddr *, int *)); +int getsockopt __P((int, int, int, void *, int *)); +int listen __P((int, int)); +ssize_t recv __P((int, void *, size_t, int)); +ssize_t recvfrom __P((int, void *, size_t, int, struct sockaddr *, int *)); +ssize_t recvmsg __P((int, struct msghdr *, int)); +ssize_t send __P((int, const void *, size_t, int)); +ssize_t sendto __P((int, const void *, + size_t, int, const struct sockaddr *, int)); +ssize_t sendmsg __P((int, const struct msghdr *, int)); +int setsockopt __P((int, int, int, const void *, int)); +int shutdown __P((int, int)); +int socket __P((int, int, int)); +int socketpair __P((int, int, int, int *)); +__END_DECLS + +#else /* KERNEL */ +void pfctlinput __P((int, struct sockaddr *)); +#endif /* !KERNEL */ +#endif /* !_SYS_SOCKET_H_ */ diff --git a/cpukit/libnetworking/sys/socketvar.h b/cpukit/libnetworking/sys/socketvar.h new file mode 100644 index 0000000000..257fee012b --- /dev/null +++ b/cpukit/libnetworking/sys/socketvar.h @@ -0,0 +1,279 @@ +/*- + * Copyright (c) 1982, 1986, 1990, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)socketvar.h 8.3 (Berkeley) 2/19/95 + * $Id$ + */ + +#ifndef _SYS_SOCKETVAR_H_ +#define _SYS_SOCKETVAR_H_ + +#include /* for TAILQ macros */ +#include /* for struct selinfo */ + +/* + * Kernel structure per socket. + * Contains send and receive buffer queues, + * handle on protocol and pointer to protocol + * private data and error information. + */ +struct socket { + short so_type; /* generic type, see socket.h */ + short so_options; /* from socket call, see socket.h */ + short so_linger; /* time to linger while closing */ + short so_state; /* internal state flags SS_*, below */ + caddr_t so_pcb; /* protocol control block */ + struct protosw *so_proto; /* protocol handle */ +/* + * Variables for connection queuing. + * Socket where accepts occur is so_head in all subsidiary sockets. + * If so_head is 0, socket is not related to an accept. + * For head socket so_q0 queues partially completed connections, + * while so_q is a queue of connections ready to be accepted. + * If a connection is aborted and it has so_head set, then + * it has to be pulled out of either so_q0 or so_q. + * We allow connections to queue up based on current queue lengths + * and limit on number of queued connections for this socket. + */ + struct socket *so_head; /* back pointer to accept socket */ + TAILQ_HEAD(, socket) so_incomp; /* queue of partial unaccepted connections */ + TAILQ_HEAD(, socket) so_comp; /* queue of complete unaccepted connections */ + TAILQ_ENTRY(socket) so_list; /* list of unaccepted connections */ + short so_qlen; /* number of unaccepted connections */ + short so_incqlen; /* number of unaccepted incomplete + connections */ + short so_qlimit; /* max number queued connections */ + short so_timeo; /* connection timeout */ + u_short so_error; /* error affecting connection */ + pid_t so_pgid; /* pgid for signals */ + u_long so_oobmark; /* chars to oob mark */ +/* + * Variables for socket buffering. + */ + struct sockbuf { + u_long sb_cc; /* actual chars in buffer */ + u_long sb_hiwat; /* max actual char count */ + u_long sb_mbcnt; /* chars of mbufs used */ + u_long sb_mbmax; /* max chars of mbufs to use */ + long sb_lowat; /* low water mark */ + struct mbuf *sb_mb; /* the mbuf chain */ + struct selinfo sb_sel; /* process selecting read/write */ + short sb_flags; /* flags, see below */ + short sb_timeo; /* timeout for read/write */ + } so_rcv, so_snd; +#define SB_MAX (256*1024) /* default for max chars in sockbuf */ +#define SB_LOCK 0x01 /* lock on data queue */ +#define SB_WANT 0x02 /* someone is waiting to lock */ +#define SB_WAIT 0x04 /* someone is waiting for data/space */ +#define SB_SEL 0x08 /* someone is selecting */ +#define SB_ASYNC 0x10 /* ASYNC I/O, need signals */ +#define SB_NOTIFY (SB_WAIT|SB_SEL|SB_ASYNC) +#define SB_NOINTR 0x40 /* operations not interruptible */ + + caddr_t so_tpcb; /* Wisc. protocol control block XXX */ + void (*so_upcall) __P((struct socket *so, caddr_t arg, int waitf)); + caddr_t so_upcallarg; /* Arg for above */ + uid_t so_uid; /* who opened the socket */ +}; + +/* + * Socket state bits. + */ +#define SS_NOFDREF 0x0001 /* no file table ref any more */ +#define SS_ISCONNECTED 0x0002 /* socket connected to a peer */ +#define SS_ISCONNECTING 0x0004 /* in process of connecting to peer */ +#define SS_ISDISCONNECTING 0x0008 /* in process of disconnecting */ +#define SS_CANTSENDMORE 0x0010 /* can't send more data to peer */ +#define SS_CANTRCVMORE 0x0020 /* can't receive more data from peer */ +#define SS_RCVATMARK 0x0040 /* at mark on input */ + +#define SS_PRIV 0x0080 /* privileged for broadcast, raw... */ +#define SS_NBIO 0x0100 /* non-blocking ops */ +#define SS_ASYNC 0x0200 /* async i/o notify */ +#define SS_ISCONFIRMING 0x0400 /* deciding to accept connection req */ + +#define SS_INCOMP 0x0800 /* unaccepted, incomplete connection */ +#define SS_COMP 0x1000 /* unaccepted, complete connection */ + + +/* + * Macros for sockets and socket buffering. + */ + +/* + * How much space is there in a socket buffer (so->so_snd or so->so_rcv)? + * This is problematical if the fields are unsigned, as the space might + * still be negative (cc > hiwat or mbcnt > mbmax). Should detect + * overflow and return 0. Should use "lmin" but it doesn't exist now. + */ +#define sbspace(sb) \ + ((long) imin((int)((sb)->sb_hiwat - (sb)->sb_cc), \ + (int)((sb)->sb_mbmax - (sb)->sb_mbcnt))) + +/* do we have to send all at once on a socket? */ +#define sosendallatonce(so) \ + ((so)->so_proto->pr_flags & PR_ATOMIC) + +/* can we read something from so? */ +#define soreadable(so) \ + ((so)->so_rcv.sb_cc >= (so)->so_rcv.sb_lowat || \ + ((so)->so_state & SS_CANTRCVMORE) || \ + (so)->so_comp.tqh_first || (so)->so_error) + +/* can we write something to so? */ +#define sowriteable(so) \ + ((sbspace(&(so)->so_snd) >= (so)->so_snd.sb_lowat && \ + (((so)->so_state&SS_ISCONNECTED) || \ + ((so)->so_proto->pr_flags&PR_CONNREQUIRED)==0)) || \ + ((so)->so_state & SS_CANTSENDMORE) || \ + (so)->so_error) + +/* adjust counters in sb reflecting allocation of m */ +#define sballoc(sb, m) { \ + (sb)->sb_cc += (m)->m_len; \ + (sb)->sb_mbcnt += MSIZE; \ + if ((m)->m_flags & M_EXT) \ + (sb)->sb_mbcnt += (m)->m_ext.ext_size; \ +} + +/* adjust counters in sb reflecting freeing of m */ +#define sbfree(sb, m) { \ + (sb)->sb_cc -= (m)->m_len; \ + (sb)->sb_mbcnt -= MSIZE; \ + if ((m)->m_flags & M_EXT) \ + (sb)->sb_mbcnt -= (m)->m_ext.ext_size; \ +} + +/* + * Set lock on sockbuf sb; sleep if lock is already held. + * Unless SB_NOINTR is set on sockbuf, sleep is interruptible. + * Returns error without lock if sleep is interrupted. + */ +#define sblock(sb, wf) ((sb)->sb_flags & SB_LOCK ? \ + (((wf) == M_WAITOK) ? sb_lock(sb) : EWOULDBLOCK) : \ + ((sb)->sb_flags |= SB_LOCK), 0) + +/* release lock on sockbuf sb */ +#define sbunlock(sb) { \ + (sb)->sb_flags &= ~SB_LOCK; \ + if ((sb)->sb_flags & SB_WANT) { \ + (sb)->sb_flags &= ~SB_WANT; \ + wakeup((caddr_t)&(sb)->sb_flags); \ + } \ +} + +#define sorwakeup(so) { sowakeup((so), &(so)->so_rcv); \ + if ((so)->so_upcall) \ + (*((so)->so_upcall))((so), (so)->so_upcallarg, M_DONTWAIT); \ + } + +#define sowwakeup(so) sowakeup((so), &(so)->so_snd) + +#ifdef KERNEL +extern u_long sb_max; + +/* to catch callers missing new second argument to sonewconn: */ +#define sonewconn(head, connstatus) sonewconn1((head), (connstatus)) + +struct filedesc; +struct mbuf; +struct sockaddr; +struct stat; + +/* + * File operations on sockets. + */ +int soo_ioctl __P((struct file *fp, int cmd, caddr_t data, + struct proc *p)); +int soo_select __P((struct file *fp, int which, struct proc *p)); +int soo_stat __P((struct socket *so, struct stat *ub)); + +/* + * From uipc_socket and friends + */ +int getsock __P((struct filedesc *fdp, int fdes, struct file **fpp)); +int sockargs __P((struct mbuf **mp, caddr_t buf, int buflen, int type)); +void sbappend __P((struct sockbuf *sb, struct mbuf *m)); +int sbappendaddr __P((struct sockbuf *sb, struct sockaddr *asa, + struct mbuf *m0, struct mbuf *control)); +int sbappendcontrol __P((struct sockbuf *sb, struct mbuf *m0, + struct mbuf *control)); +void sbappendrecord __P((struct sockbuf *sb, struct mbuf *m0)); +void sbcheck __P((struct sockbuf *sb)); +void sbcompress __P((struct sockbuf *sb, struct mbuf *m, struct mbuf *n)); +struct mbuf * + sbcreatecontrol __P((caddr_t p, int size, int type, int level)); +void sbdrop __P((struct sockbuf *sb, int len)); +void sbdroprecord __P((struct sockbuf *sb)); +void sbflush __P((struct sockbuf *sb)); +void sbinsertoob __P((struct sockbuf *sb, struct mbuf *m0)); +void sbrelease __P((struct sockbuf *sb)); +int sbreserve __P((struct sockbuf *sb, u_long cc)); +int sbwait __P((struct sockbuf *sb)); +int sb_lock __P((struct sockbuf *sb)); +int soabort __P((struct socket *so)); +int soaccept __P((struct socket *so, struct mbuf *nam)); +int sobind __P((struct socket *so, struct mbuf *nam)); +void socantrcvmore __P((struct socket *so)); +void socantsendmore __P((struct socket *so)); +int soclose __P((struct socket *so)); +int soconnect __P((struct socket *so, struct mbuf *nam)); +int soconnect2 __P((struct socket *so1, struct socket *so2)); +int socreate __P((int dom, struct socket **aso, int type, int proto, + struct proc *p)); +int sodisconnect __P((struct socket *so)); +void sofree __P((struct socket *so)); +int sogetopt __P((struct socket *so, int level, int optname, + struct mbuf **mp)); +void sohasoutofband __P((struct socket *so)); +void soisconnected __P((struct socket *so)); +void soisconnecting __P((struct socket *so)); +void soisdisconnected __P((struct socket *so)); +void soisdisconnecting __P((struct socket *so)); +int solisten __P((struct socket *so, int backlog)); +struct socket * + sodropablereq __P((struct socket *head)); +struct socket * + sonewconn1 __P((struct socket *head, int connstatus)); +int soreceive __P((struct socket *so, struct mbuf **paddr, struct uio *uio, + struct mbuf **mp0, struct mbuf **controlp, int *flagsp)); +int soreserve __P((struct socket *so, u_long sndcc, u_long rcvcc)); +void sorflush __P((struct socket *so)); +int sosend __P((struct socket *so, struct mbuf *addr, struct uio *uio, + struct mbuf *top, struct mbuf *control, int flags)); +int sosetopt __P((struct socket *so, int level, int optname, + struct mbuf *m0)); +int soshutdown __P((struct socket *so, int how)); +void sowakeup __P((struct socket *so, struct sockbuf *sb)); +#endif /* KERNEL */ + +#endif /* !_SYS_SOCKETVAR_H_ */ diff --git a/cpukit/libnetworking/sys/sysctl.h b/cpukit/libnetworking/sys/sysctl.h new file mode 100644 index 0000000000..b25ba43c4f --- /dev/null +++ b/cpukit/libnetworking/sys/sysctl.h @@ -0,0 +1,379 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * Mike Karels at Berkeley Software Design, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)sysctl.h 8.1 (Berkeley) 6/2/93 + * $Id$ + */ + +#ifndef _SYS_SYSCTL_H_ +#define _SYS_SYSCTL_H_ + +/* + * Definitions for sysctl call. The sysctl call uses a hierarchical name + * for objects that can be examined or modified. The name is expressed as + * a sequence of integers. Like a file path name, the meaning of each + * component depends on its place in the hierarchy. The top-level and kern + * identifiers are defined here, and other identifiers are defined in the + * respective subsystem header files. + */ + +#define CTL_MAXNAME 12 /* largest number of components supported */ + +/* + * Each subsystem defined by sysctl defines a list of variables + * for that subsystem. Each name is either a node with further + * levels defined below it, or it is a leaf of some particular + * type given below. Each sysctl level defines a set of name/type + * pairs to be used by sysctl(1) in manipulating the subsystem. + */ +struct ctlname { + char *ctl_name; /* subsystem name */ + int ctl_type; /* type of name */ +}; + +#define CTLTYPE 0xf /* Mask for the type */ +#define CTLTYPE_NODE 1 /* name is a node */ +#define CTLTYPE_INT 2 /* name describes an integer */ +#define CTLTYPE_STRING 3 /* name describes a string */ +#define CTLTYPE_QUAD 4 /* name describes a 64-bit number */ +#define CTLTYPE_OPAQUE 5 /* name describes a structure */ +#define CTLTYPE_STRUCT CTLTYPE_OPAQUE /* name describes a structure */ + +#define CTLFLAG_RD 0x80000000 /* Allow reads of variable */ +#define CTLFLAG_WR 0x40000000 /* Allow writes to the variable */ +#define CTLFLAG_RW (CTLFLAG_RD|CTLFLAG_WR) +#define CTLFLAG_NOLOCK 0x20000000 /* XXX Don't Lock */ +#define CTLFLAG_ANYBODY 0x10000000 /* All users can set this var */ + +/* + * USE THIS instead of a hardwired number from the categories below + * to get dynamically assigned sysctl entries using the linker-set + * technology. This is the way nearly all new sysctl variables should + * be implimented. + * e.g. SYSCTL_INT(_parent, OID_AUTO, name, CTLFLAG_RW, &variable, 0, ""); + */ +#define OID_AUTO (-1) + +#ifdef KERNEL +#define SYSCTL_HANDLER_ARGS (struct sysctl_oid *oidp, void *arg1, int arg2, \ + struct sysctl_req *req) + +/* + * This describes the access space for a sysctl request. This is needed + * so that we can use the interface from the kernel or from user-space. + */ +struct sysctl_req { + struct proc *p; + int lock; + void *oldptr; + int oldlen; + int oldidx; + int (*oldfunc)(struct sysctl_req *, const void *, int); + void *newptr; + int newlen; + int newidx; + int (*newfunc)(struct sysctl_req *, void *, int); +}; + +/* + * This describes one "oid" in the MIB tree. Potentially more nodes can + * be hidden behind it, expanded by the handler. + */ +struct sysctl_oid { + int oid_number; + int oid_kind; + void *oid_arg1; + int oid_arg2; + const char *oid_name; + int (*oid_handler) SYSCTL_HANDLER_ARGS; + const char *oid_fmt; +}; + +#define SYSCTL_IN(r, p, l) +#define SYSCTL_OUT(r, p, l) + +int sysctl_handle_int SYSCTL_HANDLER_ARGS; +int sysctl_handle_string SYSCTL_HANDLER_ARGS; +int sysctl_handle_opaque SYSCTL_HANDLER_ARGS; + +/* This is the "raw" function for a mib-oid */ +#define SYSCTL_OID(parent, nbr, name, kind, a1, a2, handler, fmt, descr) + +/* This makes a node from which other oids can hang */ +#define SYSCTL_NODE(parent, nbr, name, access, handler, descr) + +/* This is a string len can be 0 to indicate '\0' termination */ +#define SYSCTL_STRING(parent, nbr, name, access, arg, len, descr) + +/* This is a integer, if ptr is NULL, val is returned */ +#define SYSCTL_INT(parent, nbr, name, access, ptr, val, descr) + +/* This is anything, specified by a pointer and a lenth */ +#define SYSCTL_OPAQUE(parent, nbr, name, access, ptr, len, fmt, descr) + +/* This is a struct, specified by a pointer and type */ +#define SYSCTL_STRUCT(parent, nbr, name, access, ptr, type, descr) + +/* Needs a proc. Specify by pointer and arg */ +#define SYSCTL_PROC(parent, nbr, name, access, ptr, arg, handler, fmt, descr) +#endif /* KERNEL */ + +/* + * Top-level identifiers + */ +#define CTL_UNSPEC 0 /* unused */ +#define CTL_KERN 1 /* "high kernel": proc, limits */ +#define CTL_VM 2 /* virtual memory */ +#define CTL_VFS 3 /* file system, mount type is next */ +#define CTL_NET 4 /* network, see socket.h */ +#define CTL_DEBUG 5 /* debugging parameters */ +#define CTL_HW 6 /* generic cpu/io */ +#define CTL_MACHDEP 7 /* machine dependent */ +#define CTL_USER 8 /* user-level */ +#define CTL_MAXID 9 /* number of valid top-level ids */ + +#define CTL_NAMES { \ + { 0, 0 }, \ + { "kern", CTLTYPE_NODE }, \ + { "vm", CTLTYPE_NODE }, \ + { "vfs", CTLTYPE_NODE }, \ + { "net", CTLTYPE_NODE }, \ + { "debug", CTLTYPE_NODE }, \ + { "hw", CTLTYPE_NODE }, \ + { "machdep", CTLTYPE_NODE }, \ + { "user", CTLTYPE_NODE }, \ +} + +/* + * CTL_KERN identifiers + */ +#define KERN_OSTYPE 1 /* string: system version */ +#define KERN_OSRELEASE 2 /* string: system release */ +#define KERN_OSREV 3 /* int: system revision */ +#define KERN_VERSION 4 /* string: compile time info */ +#define KERN_MAXVNODES 5 /* int: max vnodes */ +#define KERN_MAXPROC 6 /* int: max processes */ +#define KERN_MAXFILES 7 /* int: max open files */ +#define KERN_ARGMAX 8 /* int: max arguments to exec */ +#define KERN_SECURELVL 9 /* int: system security level */ +#define KERN_HOSTNAME 10 /* string: hostname */ +#define KERN_HOSTID 11 /* int: host identifier */ +#define KERN_CLOCKRATE 12 /* struct: struct clockrate */ +#define KERN_VNODE 13 /* struct: vnode structures */ +#define KERN_PROC 14 /* struct: process entries */ +#define KERN_FILE 15 /* struct: file entries */ +#define KERN_PROF 16 /* node: kernel profiling info */ +#define KERN_POSIX1 17 /* int: POSIX.1 version */ +#define KERN_NGROUPS 18 /* int: # of supplemental group ids */ +#define KERN_JOB_CONTROL 19 /* int: is job control available */ +#define KERN_SAVED_IDS 20 /* int: saved set-user/group-ID */ +#define KERN_BOOTTIME 21 /* struct: time kernel was booted */ +#define KERN_NISDOMAINNAME 22 /* string: YP domain name */ +#define KERN_UPDATEINTERVAL 23 /* int: update process sleep time */ +#define KERN_OSRELDATE 24 /* int: OS release date */ +#define KERN_NTP_PLL 25 /* node: NTP PLL control */ +#define KERN_BOOTFILE 26 /* string: name of booted kernel */ +#define KERN_MAXFILESPERPROC 27 /* int: max open files per proc */ +#define KERN_MAXPROCPERUID 28 /* int: max processes per uid */ +#define KERN_DUMPDEV 29 /* dev_t: device to dump on */ +#define KERN_SOMAXCONN 30 /* int: max connections in listen q */ +#define KERN_MAXSOCKBUF 31 /* int: max size of a socket buffer */ +#define KERN_PS_STRINGS 32 /* int: address of PS_STRINGS */ +#define KERN_USRSTACK 33 /* int: address of USRSTACK */ +#define KERN_MAXID 34 /* number of valid kern ids */ + +#define CTL_KERN_NAMES { \ + { 0, 0 }, \ + { "ostype", CTLTYPE_STRING }, \ + { "osrelease", CTLTYPE_STRING }, \ + { "osrevision", CTLTYPE_INT }, \ + { "version", CTLTYPE_STRING }, \ + { "maxvnodes", CTLTYPE_INT }, \ + { "maxproc", CTLTYPE_INT }, \ + { "maxfiles", CTLTYPE_INT }, \ + { "argmax", CTLTYPE_INT }, \ + { "securelevel", CTLTYPE_INT }, \ + { "hostname", CTLTYPE_STRING }, \ + { "hostid", CTLTYPE_INT }, \ + { "clockrate", CTLTYPE_STRUCT }, \ + { "vnode", CTLTYPE_STRUCT }, \ + { "proc", CTLTYPE_STRUCT }, \ + { "file", CTLTYPE_STRUCT }, \ + { "profiling", CTLTYPE_NODE }, \ + { "posix1version", CTLTYPE_INT }, \ + { "ngroups", CTLTYPE_INT }, \ + { "job_control", CTLTYPE_INT }, \ + { "saved_ids", CTLTYPE_INT }, \ + { "boottime", CTLTYPE_STRUCT }, \ + { "nisdomainname", CTLTYPE_STRING }, \ + { "update", CTLTYPE_INT }, \ + { "osreldate", CTLTYPE_INT }, \ + { "ntp_pll", CTLTYPE_NODE }, \ + { "bootfile", CTLTYPE_STRING }, \ + { "maxfilesperproc", CTLTYPE_INT }, \ + { "maxprocperuid", CTLTYPE_INT }, \ + { "dumpdev", CTLTYPE_STRUCT }, /* we lie; don't print as int */ \ + { "somaxconn", CTLTYPE_INT }, \ + { "maxsockbuf", CTLTYPE_INT }, \ + { "ps_strings", CTLTYPE_INT }, \ + { "usrstack", CTLTYPE_INT }, \ +} + +/* + * CTL_VFS identifiers + */ +#define VFS_VFSCONF 0 /* get configured filesystems */ +#define VFS_MAXID 1 /* number of items */ + +#define CTL_VFS_NAMES { \ + { "vfsconf", CTLTYPE_STRUCT }, \ +} + +/* + * KERN_PROC subtypes + */ +#define KERN_PROC_ALL 0 /* everything */ +#define KERN_PROC_PID 1 /* by process id */ +#define KERN_PROC_PGRP 2 /* by process group id */ +#define KERN_PROC_SESSION 3 /* by session of pid */ +#define KERN_PROC_TTY 4 /* by controlling tty */ +#define KERN_PROC_UID 5 /* by effective uid */ +#define KERN_PROC_RUID 6 /* by real uid */ + +/* + * CTL_HW identifiers + */ +#define HW_MACHINE 1 /* string: machine class */ +#define HW_MODEL 2 /* string: specific machine model */ +#define HW_NCPU 3 /* int: number of cpus */ +#define HW_BYTEORDER 4 /* int: machine byte order */ +#define HW_PHYSMEM 5 /* int: total memory */ +#define HW_USERMEM 6 /* int: non-kernel memory */ +#define HW_PAGESIZE 7 /* int: software page size */ +#define HW_DISKNAMES 8 /* strings: disk drive names */ +#define HW_DISKSTATS 9 /* struct: diskstats[] */ +#define HW_FLOATINGPT 10 /* int: has HW floating point? */ +#define HW_MACHINE_ARCH 11 /* string: machine architecture */ +#define HW_MAXID 12 /* number of valid hw ids */ + +#define CTL_HW_NAMES { \ + { 0, 0 }, \ + { "machine", CTLTYPE_STRING }, \ + { "model", CTLTYPE_STRING }, \ + { "ncpu", CTLTYPE_INT }, \ + { "byteorder", CTLTYPE_INT }, \ + { "physmem", CTLTYPE_INT }, \ + { "usermem", CTLTYPE_INT }, \ + { "pagesize", CTLTYPE_INT }, \ + { "disknames", CTLTYPE_STRUCT }, \ + { "diskstats", CTLTYPE_STRUCT }, \ + { "floatingpoint", CTLTYPE_INT }, \ +} + +/* + * CTL_USER definitions + */ +#define USER_CS_PATH 1 /* string: _CS_PATH */ +#define USER_BC_BASE_MAX 2 /* int: BC_BASE_MAX */ +#define USER_BC_DIM_MAX 3 /* int: BC_DIM_MAX */ +#define USER_BC_SCALE_MAX 4 /* int: BC_SCALE_MAX */ +#define USER_BC_STRING_MAX 5 /* int: BC_STRING_MAX */ +#define USER_COLL_WEIGHTS_MAX 6 /* int: COLL_WEIGHTS_MAX */ +#define USER_EXPR_NEST_MAX 7 /* int: EXPR_NEST_MAX */ +#define USER_LINE_MAX 8 /* int: LINE_MAX */ +#define USER_RE_DUP_MAX 9 /* int: RE_DUP_MAX */ +#define USER_POSIX2_VERSION 10 /* int: POSIX2_VERSION */ +#define USER_POSIX2_C_BIND 11 /* int: POSIX2_C_BIND */ +#define USER_POSIX2_C_DEV 12 /* int: POSIX2_C_DEV */ +#define USER_POSIX2_CHAR_TERM 13 /* int: POSIX2_CHAR_TERM */ +#define USER_POSIX2_FORT_DEV 14 /* int: POSIX2_FORT_DEV */ +#define USER_POSIX2_FORT_RUN 15 /* int: POSIX2_FORT_RUN */ +#define USER_POSIX2_LOCALEDEF 16 /* int: POSIX2_LOCALEDEF */ +#define USER_POSIX2_SW_DEV 17 /* int: POSIX2_SW_DEV */ +#define USER_POSIX2_UPE 18 /* int: POSIX2_UPE */ +#define USER_STREAM_MAX 19 /* int: POSIX2_STREAM_MAX */ +#define USER_TZNAME_MAX 20 /* int: POSIX2_TZNAME_MAX */ +#define USER_MAXID 21 /* number of valid user ids */ + +#define CTL_USER_NAMES { \ + { 0, 0 }, \ + { "cs_path", CTLTYPE_STRING }, \ + { "bc_base_max", CTLTYPE_INT }, \ + { "bc_dim_max", CTLTYPE_INT }, \ + { "bc_scale_max", CTLTYPE_INT }, \ + { "bc_string_max", CTLTYPE_INT }, \ + { "coll_weights_max", CTLTYPE_INT }, \ + { "expr_nest_max", CTLTYPE_INT }, \ + { "line_max", CTLTYPE_INT }, \ + { "re_dup_max", CTLTYPE_INT }, \ + { "posix2_version", CTLTYPE_INT }, \ + { "posix2_c_bind", CTLTYPE_INT }, \ + { "posix2_c_dev", CTLTYPE_INT }, \ + { "posix2_char_term", CTLTYPE_INT }, \ + { "posix2_fort_dev", CTLTYPE_INT }, \ + { "posix2_fort_run", CTLTYPE_INT }, \ + { "posix2_localedef", CTLTYPE_INT }, \ + { "posix2_sw_dev", CTLTYPE_INT }, \ + { "posix2_upe", CTLTYPE_INT }, \ + { "stream_max", CTLTYPE_INT }, \ + { "tzname_max", CTLTYPE_INT }, \ +} + +#ifdef KERNEL + +extern char cpu_model[]; +extern char machine[]; +extern char osrelease[]; +extern char ostype[]; + +int kernel_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *oldlenp, void *new, size_t newlen, int *retval); +int userland_sysctl(struct proc *p, int *name, u_int namelen, void *old, size_t *oldlenp, int inkernel, void *new, size_t newlen, int *retval); +/* +int sysctl_clockrate __P((char *, size_t*)); +int sysctl_file __P((char *, size_t*)); +int sysctl_doproc __P((int *, u_int, char *, size_t*)); +int sysctl_doprof __P((int *, u_int, void *, size_t *, void *, size_t)); +*/ + +#else /* !KERNEL */ +#include + +__BEGIN_DECLS +int sysctl __P((int *, u_int, void *, size_t *, void *, size_t)); +int sysctlbyname __P((const char *, void *, size_t *, void *, size_t)); +__END_DECLS +#endif /* KERNEL */ + +#endif /* !_SYS_SYSCTL_H_ */ diff --git a/cpukit/libnetworking/sys/syslimits.h b/cpukit/libnetworking/sys/syslimits.h new file mode 100644 index 0000000000..3546e6b1d3 --- /dev/null +++ b/cpukit/libnetworking/sys/syslimits.h @@ -0,0 +1,64 @@ +/* + * Copyright (c) 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)syslimits.h 8.1 (Berkeley) 6/2/93 + * $Id$ + */ + +#ifndef _SYS_SYSLIMITS_H_ +#define _SYS_SYSLIMITS_H_ + +#define ARG_MAX 65536 /* max bytes for an exec function */ +#ifndef CHILD_MAX +#define CHILD_MAX 40 /* max simultaneous processes */ +#endif +#define LINK_MAX 32767 /* max file link count */ +#define MAX_CANON 255 /* max bytes in term canon input line */ +#define MAX_INPUT 255 /* max bytes in terminal input */ +#define NAME_MAX 255 /* max bytes in a file name */ +#define NGROUPS_MAX 16 /* max supplemental group id's */ +#ifndef OPEN_MAX +#define OPEN_MAX 64 /* max open files per process */ +#endif +#define PATH_MAX 1024 /* max bytes in pathname */ +#define PIPE_BUF 512 /* max bytes for atomic pipe writes */ + +#define BC_BASE_MAX 99 /* max ibase/obase values in bc(1) */ +#define BC_DIM_MAX 2048 /* max array elements in bc(1) */ +#define BC_SCALE_MAX 99 /* max scale value in bc(1) */ +#define BC_STRING_MAX 1000 /* max const string length in bc(1) */ +#define COLL_WEIGHTS_MAX 0 /* max weights for order keyword */ +#define EXPR_NEST_MAX 32 /* max expressions nested in expr(1) */ +#define LINE_MAX 2048 /* max bytes in an input line */ +#define RE_DUP_MAX 255 /* max RE's in interval notation */ + +#endif diff --git a/cpukit/libnetworking/sys/syslog.h b/cpukit/libnetworking/sys/syslog.h new file mode 100644 index 0000000000..724bee62c7 --- /dev/null +++ b/cpukit/libnetworking/sys/syslog.h @@ -0,0 +1,194 @@ +/* + * Copyright (c) 1982, 1986, 1988, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)syslog.h 8.1 (Berkeley) 6/2/93 + * $Id$ + */ + +#ifndef _SYS_SYSLOG_H_ +#define _SYS_SYSLOG_H_ + +#define _PATH_LOG "/var/run/log" +#define _PATH_OLDLOG "/dev/log" /* backward compatibility */ + +/* + * priorities/facilities are encoded into a single 32-bit quantity, where the + * bottom 3 bits are the priority (0-7) and the top 28 bits are the facility + * (0-big number). Both the priorities and the facilities map roughly + * one-to-one to strings in the syslogd(8) source code. This mapping is + * included in this file. + * + * priorities (these are ordered) + */ +#define LOG_EMERG 0 /* system is unusable */ +#define LOG_ALERT 1 /* action must be taken immediately */ +#define LOG_CRIT 2 /* critical conditions */ +#define LOG_ERR 3 /* error conditions */ +#define LOG_WARNING 4 /* warning conditions */ +#define LOG_NOTICE 5 /* normal but significant condition */ +#define LOG_INFO 6 /* informational */ +#define LOG_DEBUG 7 /* debug-level messages */ + +#define LOG_PRIMASK 0x07 /* mask to extract priority part (internal) */ + /* extract priority */ +#define LOG_PRI(p) ((p) & LOG_PRIMASK) +#define LOG_MAKEPRI(fac, pri) ((fac) | (pri)) + +#ifdef SYSLOG_NAMES +#define INTERNAL_NOPRI 0x10 /* the "no priority" priority */ + /* mark "facility" */ +#define INTERNAL_MARK LOG_MAKEPRI((LOG_NFACILITIES<<3), 0) +typedef struct _code { + char *c_name; + int c_val; +} CODE; + +CODE prioritynames[] = { + { "alert", LOG_ALERT, }, + { "crit", LOG_CRIT, }, + { "debug", LOG_DEBUG, }, + { "emerg", LOG_EMERG, }, + { "err", LOG_ERR, }, + { "error", LOG_ERR, }, /* DEPRECATED */ + { "info", LOG_INFO, }, + { "none", INTERNAL_NOPRI, }, /* INTERNAL */ + { "notice", LOG_NOTICE, }, + { "panic", LOG_EMERG, }, /* DEPRECATED */ + { "warn", LOG_WARNING, }, /* DEPRECATED */ + { "warning", LOG_WARNING, }, + { NULL, -1, } +}; +#endif + +/* facility codes */ +#define LOG_KERN (0<<3) /* kernel messages */ +#define LOG_USER (1<<3) /* random user-level messages */ +#define LOG_MAIL (2<<3) /* mail system */ +#define LOG_DAEMON (3<<3) /* system daemons */ +#define LOG_AUTH (4<<3) /* security/authorization messages */ +#define LOG_SYSLOG (5<<3) /* messages generated internally by syslogd */ +#define LOG_LPR (6<<3) /* line printer subsystem */ +#define LOG_NEWS (7<<3) /* network news subsystem */ +#define LOG_UUCP (8<<3) /* UUCP subsystem */ +#define LOG_CRON (9<<3) /* clock daemon */ +#define LOG_AUTHPRIV (10<<3) /* security/authorization messages (private) */ + /* Facility #10 clashes in DEC UNIX, where */ + /* it's defined as LOG_MEGASAFE for AdvFS */ + /* event logging. */ +#define LOG_FTP (11<<3) /* ftp daemon */ +#define LOG_NTP (12<<3) /* NTP subsystem */ + + /* other codes through 15 reserved for system use */ +#define LOG_LOCAL0 (16<<3) /* reserved for local use */ +#define LOG_LOCAL1 (17<<3) /* reserved for local use */ +#define LOG_LOCAL2 (18<<3) /* reserved for local use */ +#define LOG_LOCAL3 (19<<3) /* reserved for local use */ +#define LOG_LOCAL4 (20<<3) /* reserved for local use */ +#define LOG_LOCAL5 (21<<3) /* reserved for local use */ +#define LOG_LOCAL6 (22<<3) /* reserved for local use */ +#define LOG_LOCAL7 (23<<3) /* reserved for local use */ + +#define LOG_NFACILITIES 24 /* current number of facilities */ +#define LOG_FACMASK 0x03f8 /* mask to extract facility part */ + /* facility of pri */ +#define LOG_FAC(p) (((p) & LOG_FACMASK) >> 3) + +#ifdef SYSLOG_NAMES +CODE facilitynames[] = { + { "auth", LOG_AUTH, }, + { "authpriv", LOG_AUTHPRIV, }, + { "cron", LOG_CRON, }, + { "daemon", LOG_DAEMON, }, + { "ftp", LOG_FTP, }, + { "kern", LOG_KERN, }, + { "lpr", LOG_LPR, }, + { "mail", LOG_MAIL, }, + { "mark", INTERNAL_MARK, }, /* INTERNAL */ + { "news", LOG_NEWS, }, + { "ntp", LOG_NTP, }, + { "security", LOG_AUTH, }, /* DEPRECATED */ + { "syslog", LOG_SYSLOG, }, + { "user", LOG_USER, }, + { "uucp", LOG_UUCP, }, + { "local0", LOG_LOCAL0, }, + { "local1", LOG_LOCAL1, }, + { "local2", LOG_LOCAL2, }, + { "local3", LOG_LOCAL3, }, + { "local4", LOG_LOCAL4, }, + { "local5", LOG_LOCAL5, }, + { "local6", LOG_LOCAL6, }, + { "local7", LOG_LOCAL7, }, + { NULL, -1, } +}; +#endif + +#ifdef KERNEL +#define LOG_PRINTF -1 /* pseudo-priority to indicate use of printf */ +#endif + +/* + * arguments to setlogmask. + */ +#define LOG_MASK(pri) (1 << (pri)) /* mask for one priority */ +#define LOG_UPTO(pri) ((1 << ((pri)+1)) - 1) /* all priorities through pri */ + +/* + * Option flags for openlog. + * + * LOG_ODELAY no longer does anything. + * LOG_NDELAY is the inverse of what it used to be. + */ +#define LOG_PID 0x01 /* log the pid with each message */ +#define LOG_CONS 0x02 /* log on the console if errors in sending */ +#define LOG_ODELAY 0x04 /* delay open until first syslog() (default) */ +#define LOG_NDELAY 0x08 /* don't delay open */ +#define LOG_NOWAIT 0x10 /* don't wait for console forks: DEPRECATED */ +#define LOG_PERROR 0x20 /* log to stderr as well */ + +#ifdef KERNEL + +#else /* not KERNEL */ + +#include +#include + +__BEGIN_DECLS +void closelog __P((void)); +void openlog __P((const char *, int, int)); +int setlogmask __P((int)); +void syslog __P((int, const char *, ...)); +void vsyslog __P((int, const char *, va_list)); +__END_DECLS + +#endif /* !KERNEL */ + +#endif diff --git a/cpukit/libnetworking/sys/systm.h b/cpukit/libnetworking/sys/systm.h new file mode 100644 index 0000000000..7e14867e70 --- /dev/null +++ b/cpukit/libnetworking/sys/systm.h @@ -0,0 +1,198 @@ +/*- + * Copyright (c) 1982, 1988, 1991, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)systm.h 8.7 (Berkeley) 3/29/95 + * $Id$ + */ + +#ifndef _SYS_SYSTM_H_ +#define _SYS_SYSTM_H_ + +#include + +extern int securelevel; /* system security level (see init(8)) */ + +extern int cold; /* nonzero if we are doing a cold boot */ +extern const char *panicstr; /* panic message */ +extern char version[]; /* system version */ +extern char copyright[]; /* system copyright */ + +extern int nblkdev; /* number of entries in bdevsw */ +extern int nchrdev; /* number of entries in cdevsw */ +extern struct swdevt *swdevt; /* swap-device information */ +extern int nswdev; /* number of swap devices */ +extern int nswap; /* size of swap space */ + +extern int selwait; /* select timeout address */ + +extern u_char curpriority; /* priority of current process */ + +extern int physmem; /* physical memory */ + +extern dev_t dumpdev; /* dump device */ +extern long dumplo; /* offset into dumpdev */ + +extern dev_t rootdev; /* root device */ +extern struct vnode *rootvp; /* vnode equivalent to above */ + +extern dev_t swapdev; /* swapping device */ +extern struct vnode *swapdev_vp;/* vnode equivalent to above */ + +extern int boothowto; /* reboot flags, from console subsystem */ +extern int bootverbose; /* nonzero to print verbose messages */ + +/* + * General function declarations. + */ +void Debugger __P((const char *msg)); +int nullop __P((void)); +int eopnotsupp __P((void)); +int einval __P((void)); +int seltrue __P((dev_t dev, int which, struct proc *p)); +int ureadc __P((int, struct uio *)); +void *hashinit __P((int count, int type, u_long *hashmask)); +void *phashinit __P((int count, int type, u_long *nentries)); + +void panic __P((const char *, ...)) __dead2; +void boot __P((int)) __dead2; +void cpu_boot __P((int)); +void tablefull __P((const char *)); +int addlog __P((const char *, ...)); +int kvprintf __P((char const *, void (*)(int, void*), void *, int, + _BSD_VA_LIST_)); +void log __P((int, const char *, ...)); +int printf __P((const char *, ...)); +int sprintf __P((char *buf, const char *, ...)); +void uprintf __P((const char *, ...)); +void ttyprintf __P((struct tty *, const char *, ...)); + +#define bcopy(f,t,n) memcpy((t),(f),(n)) +#define bzero(p,n) memset((p),(0),(n)) + +int copystr __P((const void *kfaddr, void *kdaddr, size_t len, + size_t *lencopied)); +int copyinstr __P((const void *udaddr, void *kaddr, size_t len, + size_t *lencopied)); +int copyin __P((const void *udaddr, void *kaddr, size_t len)); +int copyout __P((const void *kaddr, void *udaddr, size_t len)); + +int fubyte __P((const void *base)); +int fuibyte __P((const void *base)); +int subyte __P((void *base, int byte)); +int suibyte __P((void *base, int byte)); +int fuword __P((const void *base)); +int suword __P((void *base, int word)); +int susword __P((void *base, int word)); + +int hzto __P((struct timeval *tv)); +void realitexpire __P((void *)); + +struct clockframe; +void hardclock __P((struct clockframe *frame)); +void softclock __P((void)); +void statclock __P((struct clockframe *frame)); + +void startprofclock __P((struct proc *)); +void stopprofclock __P((struct proc *)); +void setstatclockrate __P((int hzrate)); + +void hardupdate __P((long)); +void hardpps __P((struct timeval *tvp, long usec)); + +#include + +/* Initialize the world */ +extern void consinit(void); +extern void usrinfoinit(void); +extern void cpu_initclocks(void); +extern void vntblinit(void); +extern void nchinit(void); + +/* Finalize the world. */ +void shutdown_nice __P((void)); + +/* + * Kernel to clock driver interface. + */ +void inittodr __P((time_t base)); +void resettodr __P((void)); +void startrtclock __P((void)); + +/* Timeouts */ +typedef void (timeout_t)(void *); /* actual timeout function type */ +typedef timeout_t *timeout_func_t; /* a pointer to this type */ + +void timeout(timeout_func_t, void *, int); +void untimeout(timeout_func_t, void *); +void logwakeup __P((void)); + +/* Various other callout lists that modules might want to know about */ +/* shutdown callout list definitions */ +typedef void (*bootlist_fn)(int,void *); +int at_shutdown(bootlist_fn function, void *arg, int); +int rm_at_shutdown(bootlist_fn function, void *arg); +#define SHUTDOWN_PRE_SYNC 0 +#define SHUTDOWN_POST_SYNC 1 + +/* forking */ /* XXX not yet */ +typedef void (*forklist_fn)(struct proc *parent,struct proc *child,int flags); +int at_fork(forklist_fn function); +int rm_at_fork(forklist_fn function); + +/* exiting */ +typedef void (*exitlist_fn)(struct proc *procp); +int at_exit(exitlist_fn function); +int rm_at_exit(exitlist_fn function); + +/* Not exactly a callout LIST, but a callout entry.. */ +/* Allow an external module to define a hardware watchdog tickler */ +/* Normally a process would do this, but there are times when the */ +/* kernel needs to be able to hold off the watchdog, when the process */ +/* is not active, e.g. when dumping core. Costs us a whole 4 bytes to */ +/* make this generic. the variable is in kern_shutdown.c */ +typedef void (*watchdog_tickle_fn)(void); +extern watchdog_tickle_fn wdog_tickler; + + +/* + * Common `proc' functions are declared here so that proc.h can be included + * less often. + */ +int tsleep __P((void *chan, int pri, char *wmesg, int timo)); +void wakeup __P((void *chan)); + +#endif /* !_SYS_SYSTM_H_ */ diff --git a/cpukit/libnetworking/sys/ttydefaults.h b/cpukit/libnetworking/sys/ttydefaults.h new file mode 100644 index 0000000000..68f0ddbe77 --- /dev/null +++ b/cpukit/libnetworking/sys/ttydefaults.h @@ -0,0 +1,97 @@ +/*- + * Copyright (c) 1982, 1986, 1993 + * The Regents of the University of California. All rights reserved. + * (c) UNIX System Laboratories, Inc. + * All or some portions of this file are derived from material licensed + * to the University of California by American Telephone and Telegraph + * Co. or Unix System Laboratories, Inc. and are reproduced herein with + * the permission of UNIX System Laboratories, Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)ttydefaults.h 8.4 (Berkeley) 1/21/94 + * $Id$ + */ + +/* + * System wide defaults for terminal state. + */ +#ifndef _SYS_TTYDEFAULTS_H_ +#define _SYS_TTYDEFAULTS_H_ + +/* + * Defaults on "first" open. + */ +#define TTYDEF_IFLAG (BRKINT | ICRNL | IMAXBEL | IXON | IXANY) +#define TTYDEF_OFLAG (OPOST | ONLCR) +#define TTYDEF_LFLAG (ECHO | ICANON | ISIG | IEXTEN | ECHOE|ECHOKE|ECHOCTL) +#define TTYDEF_CFLAG (CREAD | CS8 | HUPCL) +#define TTYDEF_SPEED (B9600) + +/* + * Control Character Defaults + */ +#define CTRL(x) (x&037) +#define CEOF CTRL('d') +#define CEOL 0xff /* XXX avoid _POSIX_VDISABLE */ +#define CERASE 0177 +#define CINTR CTRL('c') +#define CSTATUS CTRL('t') +#define CKILL CTRL('u') +#define CMIN 1 +#define CQUIT 034 /* FS, ^\ */ +#define CSUSP CTRL('z') +#define CTIME 0 +#define CDSUSP CTRL('y') +#define CSTART CTRL('q') +#define CSTOP CTRL('s') +#define CLNEXT CTRL('v') +#define CDISCARD CTRL('o') +#define CWERASE CTRL('w') +#define CREPRINT CTRL('r') +#define CEOT CEOF +/* compat */ +#define CBRK CEOL +#define CRPRNT CREPRINT +#define CFLUSH CDISCARD + +/* PROTECTED INCLUSION ENDS HERE */ +#endif /* !_SYS_TTYDEFAULTS_H_ */ + +/* + * #define TTYDEFCHARS to include an array of default control characters. + */ +#ifdef TTYDEFCHARS +static cc_t ttydefchars[NCCS] = { + CEOF, CEOL, CEOL, CERASE, CWERASE, CKILL, CREPRINT, + _POSIX_VDISABLE, CINTR, CQUIT, CSUSP, CDSUSP, CSTART, CSTOP, CLNEXT, + CDISCARD, CMIN, CTIME, CSTATUS, _POSIX_VDISABLE +}; +#undef TTYDEFCHARS +#endif diff --git a/cpukit/libnetworking/sys/ucred.h b/cpukit/libnetworking/sys/ucred.h new file mode 100644 index 0000000000..d3899c3b4c --- /dev/null +++ b/cpukit/libnetworking/sys/ucred.h @@ -0,0 +1,64 @@ +/* + * Copyright (c) 1989, 1993 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)ucred.h 8.4 (Berkeley) 1/9/95 + * $Id$ + */ + +#ifndef _SYS_UCRED_H_ +#define _SYS_UCRED_H_ + +/* + * Credentials. + */ +struct ucred { + u_short cr_ref; /* reference count */ + uid_t cr_uid; /* effective user id */ + short cr_ngroups; /* number of groups */ + gid_t cr_groups[NGROUPS]; /* groups */ +}; +#define cr_gid cr_groups[0] +#define NOCRED ((struct ucred *)0) /* no credential available */ +#define FSCRED ((struct ucred *)-1) /* filesystem credential */ + +#ifdef KERNEL +#define crhold(cr) (cr)->cr_ref++ + +struct ucred *crcopy __P((struct ucred *cr)); +struct ucred *crdup __P((struct ucred *cr)); +void crfree __P((struct ucred *cr)); +struct ucred *crget __P((void)); +int suser __P((struct ucred *cred, u_short *acflag)); +int groupmember __P((gid_t gid, struct ucred *cred)); +#endif /* KERNEL */ + +#endif /* !_SYS_UCRED_H_ */ diff --git a/cpukit/libnetworking/sys/uio.h b/cpukit/libnetworking/sys/uio.h new file mode 100644 index 0000000000..305941500d --- /dev/null +++ b/cpukit/libnetworking/sys/uio.h @@ -0,0 +1,92 @@ +/* + * Copyright (c) 1982, 1986, 1993, 1994 + * The Regents of the University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the University of + * California, Berkeley and its contributors. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * @(#)uio.h 8.5 (Berkeley) 2/22/94 + * $Id$ + */ + +#ifndef _SYS_UIO_H_ +#define _SYS_UIO_H_ + +/* + * XXX + * iov_base should be a void *. + */ +struct iovec { + char *iov_base; /* Base address. */ + size_t iov_len; /* Length. */ +}; + +enum uio_rw { UIO_READ, UIO_WRITE }; + +/* Segment flag values. */ +enum uio_seg { + UIO_USERSPACE, /* from user data space */ + UIO_SYSSPACE, /* from system space */ + UIO_USERISPACE, /* from user I space */ + UIO_NOCOPY /* don't copy, already in object */ +}; + +#ifdef KERNEL +struct uio { + struct iovec *uio_iov; + int uio_iovcnt; + off_t uio_offset; + int uio_resid; + enum uio_seg uio_segflg; + enum uio_rw uio_rw; + struct proc *uio_procp; +}; + +/* + * Limits + */ +#define UIO_MAXIOV 1024 /* max 1K of iov's */ +#define UIO_SMALLIOV 8 /* 8 on stack, else malloc */ +#endif /* KERNEL */ + +#ifdef KERNEL + +int uiomove __P((caddr_t, int, struct uio *)); + +#else /* !KERNEL */ + +#include + +__BEGIN_DECLS +ssize_t readv __P((int, const struct iovec *, int)); +ssize_t writev __P((int, const struct iovec *, int)); +__END_DECLS + +#endif /* KERNEL */ + +#endif /* !_SYS_UIO_H_ */ -- cgit v1.2.3