diff options
Diffstat (limited to 'freebsd/sys/kern/kern_descrip.c')
| -rw-r--r-- | freebsd/sys/kern/kern_descrip.c | 68 |
1 files changed, 64 insertions, 4 deletions
diff --git a/freebsd/sys/kern/kern_descrip.c b/freebsd/sys/kern/kern_descrip.c index 423968b2..ddc50633 100644 --- a/freebsd/sys/kern/kern_descrip.c +++ b/freebsd/sys/kern/kern_descrip.c @@ -1,3 +1,5 @@ +#include <machine/rtems-bsd-kernel-space.h> + /*- * SPDX-License-Identifier: BSD-3-Clause * @@ -39,9 +41,9 @@ #include <sys/cdefs.h> __FBSDID("$FreeBSD$"); -#include "opt_capsicum.h" -#include "opt_ddb.h" -#include "opt_ktrace.h" +#include <rtems/bsd/local/opt_capsicum.h> +#include <rtems/bsd/local/opt_ddb.h> +#include <rtems/bsd/local/opt_ktrace.h> #include <sys/param.h> #include <sys/systm.h> @@ -74,7 +76,7 @@ __FBSDID("$FreeBSD$"); #include <sys/syscallsubr.h> #include <sys/sysctl.h> #include <sys/sysproto.h> -#include <sys/unistd.h> +#include <rtems/bsd/sys/unistd.h> #include <sys/user.h> #include <sys/vnode.h> #ifdef KTRACE @@ -360,6 +362,7 @@ sys_getdtablesize(struct thread *td, struct getdtablesize_args *uap) return (0); } +#ifndef __rtems__ /* * Duplicate a file descriptor to a particular value. * @@ -480,6 +483,7 @@ kern_fcntl_freebsd(struct thread *td, int fd, int cmd, long arg) } return (error); } +#endif /* __rtems__ */ int kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg) @@ -502,6 +506,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg) AUDIT_ARG_FD(cmd); AUDIT_ARG_CMD(cmd); switch (cmd) { +#ifndef __rtems__ case F_DUPFD: tmp = arg; error = kern_dup(td, FDDUP_FCNTL, 0, fd, tmp); @@ -521,6 +526,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg) tmp = arg; error = kern_dup(td, FDDUP_FIXED, FDDUP_FLAG_CLOEXEC, fd, tmp); break; +#endif /* __rtems__ */ case F_GETFD: error = EBADF; @@ -581,6 +587,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg) fdrop(fp, td); break; +#ifndef __rtems__ case F_GETOWN: error = fget_fcntl(td, fd, &cap_fcntl_rights, F_GETOWN, &fp); if (error != 0) @@ -797,6 +804,7 @@ kern_fcntl(struct thread *td, int fd, int cmd, intptr_t arg) VOP_UNLOCK(vp, 0); fdrop(fp, td); break; +#endif /* __rtems__ */ default: error = EINVAL; @@ -812,6 +820,7 @@ getmaxfd(struct thread *td) return (min((int)lim_cur(td, RLIMIT_NOFILE), maxfilesperproc)); } +#ifndef __rtems__ /* * Common code for dup, dup2, fcntl(F_DUPFD) and fcntl(F_DUP2FD). */ @@ -1173,6 +1182,7 @@ fgetown(struct sigio **sigiop) SIGIO_UNLOCK(); return (pgid); } +#endif /* __rtems__ */ /* * Function drops the filedesc lock on return. @@ -1263,6 +1273,7 @@ kern_close(struct thread *td, int fd) return (closefp(fdp, fd, fp, td, 1)); } +#ifndef __rtems__ /* * Close open file descriptors. */ @@ -1298,6 +1309,7 @@ sys_closefrom(struct thread *td, struct closefrom_args *uap) FILEDESC_SUNLOCK(fdp); return (0); } +#endif /* __rtems__ */ #if defined(COMPAT_43) /* @@ -1424,6 +1436,7 @@ freebsd11_nfstat(struct thread *td, struct freebsd11_nfstat_args *uap) } #endif /* COMPAT_FREEBSD11 */ +#ifndef __rtems__ /* * Return pathconf information about a file descriptor. */ @@ -1480,6 +1493,7 @@ out: fdrop(fp, td); return (error); } +#endif /* __rtems__ */ /* * Initialize filecaps structure. @@ -1614,6 +1628,7 @@ static void filecaps_validate(const struct filecaps *fcaps, const char *func) { +#ifndef __rtems__ KASSERT(cap_rights_is_valid(&fcaps->fc_rights), ("%s: invalid rights", func)); KASSERT((fcaps->fc_fcntls & ~CAP_FCNTL_ALL) == 0, @@ -1627,6 +1642,7 @@ filecaps_validate(const struct filecaps *fcaps, const char *func) KASSERT(fcaps->fc_nioctls == 0 || cap_rights_is_set(&fcaps->fc_rights, CAP_IOCTL), ("%s: ioctls without CAP_IOCTL", func)); +#endif /* __rtems__ */ } static void @@ -1875,10 +1891,12 @@ falloc_noinstall(struct thread *td, struct file **resultfp) priv_check(td, PRIV_MAXFILES) != 0) || openfiles_new >= maxfiles) { atomic_subtract_int(&openfiles, 1); +#ifndef __rtems__ if (ppsratecheck(&lastfail, &curfail, 1)) { printf("kern.maxfiles limit exceeded by uid %i, (%s) " "please see tuning(7).\n", td->td_ucred->cr_ruid, td->td_proc->p_comm); } +#endif /* __rtems__ */ return (ENFILE); } fp = uma_zalloc(file_zone, M_WAITOK); @@ -2032,6 +2050,7 @@ fdshare(struct filedesc *fdp) return (fdp); } +#ifndef __rtems__ /* * Unshare a filedesc structure, if necessary by making a copy */ @@ -2385,6 +2404,7 @@ fdsetugidsafety(struct thread *td) } } } +#endif /* __rtems__ */ /* * If a specific file object occupies a specific file descriptor, close the @@ -2407,6 +2427,7 @@ fdclose(struct thread *td, struct file *fp, int idx) FILEDESC_XUNLOCK(fdp); } +#ifndef __rtems__ /* * Close any files on exec? */ @@ -2432,6 +2453,7 @@ fdcloseexec(struct thread *td) } } } +#endif /* __rtems__ */ /* * It is unsafe for set[ug]id processes to be started with file @@ -2500,6 +2522,7 @@ closef(struct file *fp, struct thread *td) */ if (fp->f_type == DTYPE_VNODE && td != NULL) { vp = fp->f_vnode; +#ifndef __rtems__ if ((td->td_proc->p_leader->p_flag & P_ADVLOCK) != 0) { lf.l_whence = SEEK_SET; lf.l_start = 0; @@ -2508,6 +2531,7 @@ closef(struct file *fp, struct thread *td) (void) VOP_ADVLOCK(vp, (caddr_t)td->td_proc->p_leader, F_UNLCK, &lf, F_POSIX); } +#endif /* __rtems__ */ fdtol = td->td_proc->p_fdtol; if (fdtol != NULL) { /* @@ -2519,8 +2543,10 @@ closef(struct file *fp, struct thread *td) for (fdtol = fdtol->fdl_next; fdtol != td->td_proc->p_fdtol; fdtol = fdtol->fdl_next) { +#ifndef __rtems__ if ((fdtol->fdl_leader->p_flag & P_ADVLOCK) == 0) +#endif /* __rtems__ */ continue; fdtol->fdl_holdcount++; FILEDESC_XUNLOCK(fdp); @@ -2720,6 +2746,18 @@ fget_unlocked(struct filedesc *fdp, int fd, cap_rights_t *needrightsp, *seqp = seq; #endif } +#ifdef __rtems__ + if (fp->f_io != NULL) { + rtems_libio_iop_hold(fp->f_io); + if (RTEMS_BSD_DESCRIP_TRACE) + printf("bsd: fb: fget_unlocked: iop=%p %d (%d) fp=%p (%d) by %p\n", + fp->f_io, fp->f_io->data0, fp->f_io->flags >> 12, + fp, fp->f_count, __builtin_return_address(0)); + } else if (RTEMS_BSD_DESCRIP_TRACE) { + printf("bsd: fb: fget_unlocked: iop=NULL -1 (0) fp=%p (%d) by %p\n", + fp, fp->f_count, __builtin_return_address(0)); + } +#endif /* __rtems__ */ return (0); } @@ -2764,11 +2802,13 @@ _fget(struct thread *td, int fd, struct file **fpp, int flags, if ((fp->f_flag & flags) == 0) error = EBADF; break; +#ifndef __rtems__ case FEXEC: if ((fp->f_flag & (FREAD | FEXEC)) == 0 || ((fp->f_flag & FWRITE) != 0)) error = EBADF; break; +#endif /* __rtems__ */ case 0: break; default: @@ -2791,6 +2831,7 @@ fget(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp) return (_fget(td, fd, fpp, 0, rightsp, NULL)); } +#ifndef __rtems__ int fget_mmap(struct thread *td, int fd, cap_rights_t *rightsp, u_char *maxprotp, struct file **fpp) @@ -2825,6 +2866,7 @@ fget_mmap(struct thread *td, int fd, cap_rights_t *rightsp, u_char *maxprotp, #endif return (error); } +#endif /* __rtems__ */ int fget_read(struct thread *td, int fd, cap_rights_t *rightsp, struct file **fpp) @@ -2944,12 +2986,14 @@ fgetvp_read(struct thread *td, int fd, cap_rights_t *rightsp, struct vnode **vpp return (_fgetvp(td, fd, FREAD, rightsp, vpp)); } +#ifndef __rtems__ int fgetvp_exec(struct thread *td, int fd, cap_rights_t *rightsp, struct vnode **vpp) { return (_fgetvp(td, fd, FEXEC, rightsp, vpp)); } +#endif /* __rtems__ */ #ifdef notyet int @@ -2977,12 +3021,15 @@ _fdrop(struct file *fp, struct thread *td) error = fo_close(fp, td); atomic_subtract_int(&openfiles, 1); crfree(fp->f_cred); +#ifndef __rtems__ free(fp->f_advice, M_FADVISE); +#endif /* __rtems__ */ uma_zfree(file_zone, fp); return (error); } +#ifndef __rtems__ /* * Apply an advisory lock on a file descriptor. * @@ -3201,6 +3248,7 @@ pwd_chroot(struct thread *td, struct vnode *vp) vrele(oldvp); return (0); } +#endif /* __rtems__ */ void pwd_chdir(struct thread *td, struct vnode *vp) @@ -3225,6 +3273,7 @@ pwd_chdir(struct thread *td, struct vnode *vp) void mountcheckdirs(struct vnode *olddp, struct vnode *newdp) { +#ifndef __rtems__ struct filedesc *fdp; struct prison *pr; struct proc *p; @@ -3285,6 +3334,7 @@ mountcheckdirs(struct vnode *olddp, struct vnode *newdp) sx_sunlock(&allprison_lock); while (nrele--) vrele(olddp); +#endif /* __rtems__ */ } struct filedesc_to_leader * @@ -3312,6 +3362,7 @@ filedesc_to_leader_alloc(struct filedesc_to_leader *old, struct filedesc *fdp, s return (fdtol); } +#ifndef __rtems__ static int sysctl_kern_proc_nfds(SYSCTL_HANDLER_ARGS) { @@ -3810,6 +3861,7 @@ static SYSCTL_NODE(_kern_proc, KERN_PROC_OFILEDESC, ofiledesc, CTLFLAG_RD|CTLFLAG_MPSAFE, sysctl_kern_proc_ofiledesc, "Process ofiledesc entries"); #endif /* COMPAT_FREEBSD7 */ +#endif /* __rtems__ */ int vntype_to_kinfo(int vtype) @@ -3840,6 +3892,7 @@ vntype_to_kinfo(int vtype) return (KF_VTYPE_UNKNOWN); } +#ifndef __rtems__ static SYSCTL_NODE(_kern_proc, KERN_PROC_FILEDESC, filedesc, CTLFLAG_RD|CTLFLAG_MPSAFE, sysctl_kern_proc_filedesc, "Process filedesc entries"); @@ -3911,6 +3964,7 @@ sysctl_kern_proc_cwd(SYSCTL_HANDLER_ARGS) static SYSCTL_NODE(_kern_proc, KERN_PROC_CWD, cwd, CTLFLAG_RD|CTLFLAG_MPSAFE, sysctl_kern_proc_cwd, "Process current working directory"); +#endif /* __rtems__ */ #ifdef DDB /* @@ -4059,7 +4113,11 @@ filelistinit(void *dummy) NULL, NULL, NULL, NULL, UMA_ALIGN_PTR, 0); mtx_init(&sigio_lock, "sigio lock", NULL, MTX_DEF); } +#ifndef __rtems__ SYSINIT(select, SI_SUB_LOCK, SI_ORDER_FIRST, filelistinit, NULL); +#else /* __rtems__ */ +SYSINIT(select_sub_lock, SI_SUB_LOCK, SI_ORDER_FIRST, filelistinit, NULL); +#endif /* __rtems__ */ /*-------------------------------------------------------------------*/ @@ -4228,6 +4286,7 @@ invfo_sendfile(struct file *fp, int sockfd, struct uio *hdr_uio, return (EINVAL); } +#ifndef __rtems__ /*-------------------------------------------------------------------*/ /* @@ -4281,3 +4340,4 @@ fildesc_drvinit(void *unused) } SYSINIT(fildescdev, SI_SUB_DRIVERS, SI_ORDER_MIDDLE, fildesc_drvinit, NULL); +#endif /* __rtems__ */ |