1/* 2 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 3 * unrestricted use provided that this legend is included on all tape 4 * media and as a part of the software program in whole or part. Users 5 * may copy or modify Sun RPC without charge, but are not authorized 6 * to license or distribute it to anyone else except as part of a product or 7 * program developed by the user. 8 * --- 16 unchanged lines hidden (view full) --- 25 * Sun Microsystems, Inc. 26 * 2550 Garcia Avenue 27 * Mountain View, California 94043 28 */ 29 30#if defined(LIBC_SCCS) && !defined(lint) 31/*static char *sccsid = "from: @(#)xdr_stdio.c 1.16 87/08/11 Copyr 1984 Sun Micro";*/ 32/*static char *sccsid = "from: @(#)xdr_stdio.c 2.1 88/07/29 4.0 RPCSRC";*/ |
33static char *rcsid = "$Id: xdr_stdio.c,v 1.2 1995/05/30 05:42:12 rgrimes Exp $"; |
34#endif 35 36/* 37 * xdr_stdio.c, XDR implementation on standard i/o file. 38 * 39 * Copyright (C) 1984, Sun Microsystems, Inc. 40 * 41 * This set of routines implements a XDR on a stdio stream. --- 6 unchanged lines hidden (view full) --- 48#include <rpc/xdr.h> 49 50static bool_t xdrstdio_getlong(); 51static bool_t xdrstdio_putlong(); 52static bool_t xdrstdio_getbytes(); 53static bool_t xdrstdio_putbytes(); 54static u_int xdrstdio_getpos(); 55static bool_t xdrstdio_setpos(); |
56static int32_t *xdrstdio_inline(); |
57static void xdrstdio_destroy(); 58 59/* 60 * Ops vector for stdio type XDR 61 */ 62static struct xdr_ops xdrstdio_ops = { 63 xdrstdio_getlong, /* deseraialize a long int */ 64 xdrstdio_putlong, /* seraialize a long int */ --- 29 unchanged lines hidden (view full) --- 94 * Cleans up the xdr stream handle xdrs previously set up by xdrstdio_create. 95 */ 96static void 97xdrstdio_destroy(xdrs) 98 register XDR *xdrs; 99{ 100 (void)fflush((FILE *)xdrs->x_private); 101 /* xx should we close the file ?? */ |
102} |
103 104static bool_t 105xdrstdio_getlong(xdrs, lp) 106 XDR *xdrs; 107 register long *lp; 108{ 109 |
110 if (fread((caddr_t)lp, sizeof(int32_t), 1, 111 (FILE *)xdrs->x_private) != 1) |
112 return (FALSE); |
113 *lp = (long)ntohl((int32_t)*lp); |
114 return (TRUE); 115} 116 117static bool_t 118xdrstdio_putlong(xdrs, lp) 119 XDR *xdrs; 120 long *lp; 121{ 122 |
123 long mycopy = (long)htonl((int32_t)*lp); 124 125 if (fwrite((caddr_t)&mycopy, sizeof(int32_t), 1, 126 (FILE *)xdrs->x_private) != 1) |
127 return (FALSE); 128 return (TRUE); 129} 130 131static bool_t 132xdrstdio_getbytes(xdrs, addr, len) 133 XDR *xdrs; 134 caddr_t addr; --- 30 unchanged lines hidden (view full) --- 165 XDR *xdrs; 166 u_int pos; 167{ 168 169 return ((fseek((FILE *)xdrs->x_private, (long)pos, 0) < 0) ? 170 FALSE : TRUE); 171} 172 |
173static int32_t * |
174xdrstdio_inline(xdrs, len) 175 XDR *xdrs; 176 u_int len; 177{ 178 179 /* 180 * Must do some work to implement this: must insure 181 * enough data in the underlying stdio buffer, 182 * that the buffer is aligned so that we can indirect through a 183 * long *, and stuff this pointer in xdrs->x_buf. Doing 184 * a fread or fwrite to a scratch buffer would defeat 185 * most of the gains to be had here and require storage 186 * management on this buffer, so we don't do this. 187 */ 188 return (NULL); 189} |