diff options
Diffstat (limited to 'c/src/exec/librpc/include/rpc/xdr.h')
| -rw-r--r-- | c/src/exec/librpc/include/rpc/xdr.h | 314 |
1 files changed, 0 insertions, 314 deletions
diff --git a/c/src/exec/librpc/include/rpc/xdr.h b/c/src/exec/librpc/include/rpc/xdr.h deleted file mode 100644 index 75c2493176..0000000000 --- a/c/src/exec/librpc/include/rpc/xdr.h +++ /dev/null @@ -1,314 +0,0 @@ -/* - * Sun RPC is a product of Sun Microsystems, Inc. and is provided for - * unrestricted use provided that this legend is included on all tape - * media and as a part of the software program in whole or part. Users - * may copy or modify Sun RPC without charge, but are not authorized - * to license or distribute it to anyone else except as part of a product or - * program developed by the user. - * - * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE - * WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR - * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. - * - * Sun RPC is provided with no support and without any obligation on the - * part of Sun Microsystems, Inc. to assist in its use, correction, - * modification or enhancement. - * - * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE - * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC - * OR ANY PART THEREOF. - * - * In no event will Sun Microsystems, Inc. be liable for any lost revenue - * or profits or other special, indirect and consequential damages, even if - * Sun has been advised of the possibility of such damages. - * - * Sun Microsystems, Inc. - * 2550 Garcia Avenue - * Mountain View, California 94043 - * - * from: @(#)xdr.h 1.19 87/04/22 SMI - * from: @(#)xdr.h 2.2 88/07/29 4.0 RPCSRC - * $FreeBSD: src/include/rpc/xdr.h,v 1.14 1999/12/29 05:00:44 peter Exp $ - */ - -/* - * xdr.h, External Data Representation Serialization Routines. - * - * Copyright (C) 1984, Sun Microsystems, Inc. - */ - -#ifndef _RPC_XDR_H -#define _RPC_XDR_H -#include <sys/cdefs.h> - -/* - * XDR provides a conventional way for converting between C data - * types and an external bit-string representation. Library supplied - * routines provide for the conversion on built-in C data types. These - * routines and utility routines defined here are used to help implement - * a type encode/decode routine for each user-defined type. - * - * Each data type provides a single procedure which takes two arguments: - * - * bool_t - * xdrproc(xdrs, argresp) - * XDR *xdrs; - * <type> *argresp; - * - * xdrs is an instance of a XDR handle, to which or from which the data - * type is to be converted. argresp is a pointer to the structure to be - * converted. The XDR handle contains an operation field which indicates - * which of the operations (ENCODE, DECODE * or FREE) is to be performed. - * - * XDR_DECODE may allocate space if the pointer argresp is null. This - * data can be freed with the XDR_FREE operation. - * - * We write only one procedure per data type to make it easy - * to keep the encode and decode procedures for a data type consistent. - * In many cases the same code performs all operations on a user defined type, - * because all the hard work is done in the component type routines. - * decode as a series of calls on the nested data types. - */ - -/* - * Xdr operations. XDR_ENCODE causes the type to be encoded into the - * stream. XDR_DECODE causes the type to be extracted from the stream. - * XDR_FREE can be used to release the space allocated by an XDR_DECODE - * request. - */ -enum xdr_op { - XDR_ENCODE=0, - XDR_DECODE=1, - XDR_FREE=2 -}; - -/* - * This is the number of bytes per unit of external data. - */ -#define BYTES_PER_XDR_UNIT (4) -#define RNDUP(x) ((((x) + BYTES_PER_XDR_UNIT - 1) / BYTES_PER_XDR_UNIT) \ - * BYTES_PER_XDR_UNIT) - -/* - * The XDR handle. - * Contains operation which is being applied to the stream, - * an operations vector for the particular implementation (e.g. see xdr_mem.c), - * and two private fields for the use of the particular implementation. - */ -typedef struct __rpc_xdr { - enum xdr_op x_op; /* operation; fast additional param */ - struct xdr_ops { - /* get a long from underlying stream */ - bool_t (*x_getlong) __P((struct __rpc_xdr *, long *)); - /* put a long to underlying stream */ - bool_t (*x_putlong) __P((struct __rpc_xdr *, long *)); - /* get some bytes from underlying stream */ - bool_t (*x_getbytes) __P((struct __rpc_xdr *, caddr_t, u_int)); - /* put some bytes to underlying stream */ - bool_t (*x_putbytes) __P((struct __rpc_xdr *, caddr_t, u_int)); - /* returns bytes off from beginning */ - u_int (*x_getpostn) __P((struct __rpc_xdr *)); - /* lets you reposition the stream */ - bool_t (*x_setpostn) __P((struct __rpc_xdr *, u_int)); - /* buf quick ptr to buffered data */ - int32_t *(*x_inline) __P((struct __rpc_xdr *, u_int)); - /* free privates of this xdr_stream */ - void (*x_destroy) __P((struct __rpc_xdr *)); - } *x_ops; - caddr_t x_public; /* users' data */ - caddr_t x_private; /* pointer to private data */ - caddr_t x_base; /* private used for position info */ - int x_handy; /* extra private word */ -} XDR; - -/* - * A xdrproc_t exists for each data type which is to be encoded or decoded. - * - * The second argument to the xdrproc_t is a pointer to an opaque pointer. - * The opaque pointer generally points to a structure of the data type - * to be decoded. If this pointer is 0, then the type routines should - * allocate dynamic storage of the appropriate size and return it. - */ -#ifdef _KERNEL -typedef bool_t (*xdrproc_t) __P((XDR *, void *, u_int)); -#else -/* - * XXX can't actually prototype it, because some take two args!!! - */ -typedef bool_t (*xdrproc_t) __P((/* XDR *, void *, u_int */)); -#endif - -/* - * Operations defined on a XDR handle - * - * XDR *xdrs; - * long *longp; - * caddr_t addr; - * u_int len; - * u_int pos; - */ -#define XDR_GETLONG(xdrs, longp) \ - (*(xdrs)->x_ops->x_getlong)(xdrs, longp) -#define xdr_getlong(xdrs, longp) \ - (*(xdrs)->x_ops->x_getlong)(xdrs, longp) - -#define XDR_PUTLONG(xdrs, longp) \ - (*(xdrs)->x_ops->x_putlong)(xdrs, longp) -#define xdr_putlong(xdrs, longp) \ - (*(xdrs)->x_ops->x_putlong)(xdrs, longp) - -#define XDR_GETBYTES(xdrs, addr, len) \ - (*(xdrs)->x_ops->x_getbytes)(xdrs, addr, len) -#define xdr_getbytes(xdrs, addr, len) \ - (*(xdrs)->x_ops->x_getbytes)(xdrs, addr, len) - -#define XDR_PUTBYTES(xdrs, addr, len) \ - (*(xdrs)->x_ops->x_putbytes)(xdrs, addr, len) -#define xdr_putbytes(xdrs, addr, len) \ - (*(xdrs)->x_ops->x_putbytes)(xdrs, addr, len) - -#define XDR_GETPOS(xdrs) \ - (*(xdrs)->x_ops->x_getpostn)(xdrs) -#define xdr_getpos(xdrs) \ - (*(xdrs)->x_ops->x_getpostn)(xdrs) - -#define XDR_SETPOS(xdrs, pos) \ - (*(xdrs)->x_ops->x_setpostn)(xdrs, pos) -#define xdr_setpos(xdrs, pos) \ - (*(xdrs)->x_ops->x_setpostn)(xdrs, pos) - -#define XDR_INLINE(xdrs, len) \ - (*(xdrs)->x_ops->x_inline)(xdrs, len) -#define xdr_inline(xdrs, len) \ - (*(xdrs)->x_ops->x_inline)(xdrs, len) - -#define XDR_DESTROY(xdrs) \ - if ((xdrs)->x_ops->x_destroy) \ - (*(xdrs)->x_ops->x_destroy)(xdrs) -#define xdr_destroy(xdrs) \ - if ((xdrs)->x_ops->x_destroy) \ - (*(xdrs)->x_ops->x_destroy)(xdrs) - -/* - * Support struct for discriminated unions. - * You create an array of xdrdiscrim structures, terminated with - * a entry with a null procedure pointer. The xdr_union routine gets - * the discriminant value and then searches the array of structures - * for a matching value. If a match is found the associated xdr routine - * is called to handle that part of the union. If there is - * no match, then a default routine may be called. - * If there is no match and no default routine it is an error. - */ -#define NULL_xdrproc_t ((xdrproc_t)0) -struct xdr_discrim { - int value; - xdrproc_t proc; -}; - -/* - * In-line routines for fast encode/decode of primitive data types. - * Caveat emptor: these use single memory cycles to get the - * data from the underlying buffer, and will fail to operate - * properly if the data is not aligned. The standard way to use these - * is to say: - * if ((buf = XDR_INLINE(xdrs, count)) == NULL) - * return (FALSE); - * <<< macro calls >>> - * where ``count'' is the number of bytes of data occupied - * by the primitive data types. - * - * N.B. and frozen for all time: each data type here uses 4 bytes - * of external representation. - */ -#define IXDR_GET_LONG(buf) ((long)ntohl((u_long)*(buf)++)) -#define IXDR_PUT_LONG(buf, v) (*(buf)++ = (long)htonl((u_long)v)) - -#define IXDR_GET_BOOL(buf) ((bool_t)IXDR_GET_LONG(buf)) -#define IXDR_GET_ENUM(buf, t) ((t)IXDR_GET_LONG(buf)) -#define IXDR_GET_U_LONG(buf) ((u_long)IXDR_GET_LONG(buf)) -#define IXDR_GET_SHORT(buf) ((short)IXDR_GET_LONG(buf)) -#define IXDR_GET_U_SHORT(buf) ((u_short)IXDR_GET_LONG(buf)) - -#define IXDR_PUT_BOOL(buf, v) IXDR_PUT_LONG((buf), ((long)(v))) -#define IXDR_PUT_ENUM(buf, v) IXDR_PUT_LONG((buf), ((long)(v))) -#define IXDR_PUT_U_LONG(buf, v) IXDR_PUT_LONG((buf), ((long)(v))) -#define IXDR_PUT_SHORT(buf, v) IXDR_PUT_LONG((buf), ((long)(v))) -#define IXDR_PUT_U_SHORT(buf, v) IXDR_PUT_LONG((buf), ((long)(v))) - -/* - * These are the "generic" xdr routines. - */ -__BEGIN_DECLS -extern bool_t xdr_void __P((void)); -extern bool_t xdr_int __P((XDR *, int *)); -extern bool_t xdr_u_int __P((XDR *, u_int *)); -extern bool_t xdr_long __P((XDR *, long *)); -extern bool_t xdr_u_long __P((XDR *, u_long *)); -extern bool_t xdr_short __P((XDR *, short *)); -extern bool_t xdr_u_short __P((XDR *, u_short *)); -extern bool_t xdr_int16_t __P((XDR *, int16_t *)); -extern bool_t xdr_u_int16_t __P((XDR *, u_int16_t *)); -extern bool_t xdr_int32_t __P((XDR *, int32_t *)); -extern bool_t xdr_u_int32_t __P((XDR *, u_int32_t *)); -extern bool_t xdr_int64_t __P((XDR *, int64_t *)); -extern bool_t xdr_u_int64_t __P((XDR *, u_int64_t *)); -extern bool_t xdr_bool __P((XDR *, bool_t *)); -extern bool_t xdr_enum __P((XDR *, enum_t *)); -extern bool_t xdr_array __P((XDR *, char **, u_int *, u_int, u_int, xdrproc_t)); -extern bool_t xdr_bytes __P((XDR *, char **, u_int *, u_int)); -extern bool_t xdr_opaque __P((XDR *, caddr_t, u_int)); -extern bool_t xdr_string __P((XDR *, char **, u_int)); -extern bool_t xdr_union __P((XDR *, enum_t *, char *, struct xdr_discrim *, xdrproc_t)); -extern unsigned long xdr_sizeof __P((xdrproc_t, void *)); -extern bool_t xdr_char __P((XDR *, char *)); -extern bool_t xdr_u_char __P((XDR *, u_char *)); -extern bool_t xdr_vector __P((XDR *, char *, u_int, u_int, xdrproc_t)); -extern bool_t xdr_float __P((XDR *, float *)); -extern bool_t xdr_double __P((XDR *, double *)); -extern bool_t xdr_reference __P((XDR *, caddr_t *, u_int, xdrproc_t)); -extern bool_t xdr_pointer __P((XDR *, caddr_t *, u_int, xdrproc_t)); -extern bool_t xdr_wrapstring __P((XDR *, char **)); -extern void xdr_free __P((xdrproc_t, char *)); -__END_DECLS - -/* - * Common opaque bytes objects used by many rpc protocols; - * declared here due to commonality. - */ -#define MAX_NETOBJ_SZ 1024 -struct netobj { - u_int n_len; - char *n_bytes; -}; -typedef struct netobj netobj; -extern bool_t xdr_netobj __P((XDR *, struct netobj *)); - -/* - * These are the public routines for the various implementations of - * xdr streams. - */ -__BEGIN_DECLS -/* XDR using memory buffers */ -extern void xdrmem_create __P((XDR *, char *, u_int, enum xdr_op)); - -#ifdef _STDIO_H_ -/* XDR using stdio library */ -extern void xdrstdio_create __P((XDR *, FILE *, enum xdr_op)); -#endif - -/* XDR pseudo records for tcp */ -extern void xdrrec_create __P((XDR *, u_int, u_int, char *, - int (*) __P((caddr_t, caddr_t, int)), - int (*) __P((caddr_t, caddr_t, int)))); - -/* make end of xdr record */ -extern bool_t xdrrec_endofrecord __P((XDR *, bool_t)); - -/* move to beginning of next record */ -extern bool_t xdrrec_skiprecord __P((XDR *)); - -/* true if no more input */ -extern bool_t xdrrec_eof __P((XDR *)); -__END_DECLS - -#endif /* !_RPC_XDR_H */ |