1/* 2 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_LICENSE_HEADER_START@ 5 * 6 * Portions Copyright (c) 1999 Apple Computer, Inc. All Rights 7 * Reserved. This file contains Original Code and/or Modifications of 8 * Original Code as defined in and that are subject to the Apple Public 9 * Source License Version 1.1 (the "License"). You may not use this file 10 * except in compliance with the License. Please obtain a copy of the 11 * License at http://www.apple.com/publicsource and read it before using 12 * this file. 13 * 14 * The Original Code and all software distributed under the License are 15 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER 16 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 17 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE OR NON- INFRINGEMENT. Please see the 19 * License for the specific language governing rights and limitations 20 * under the License. 21 * 22 * @APPLE_LICENSE_HEADER_END@ 23 */ 24/* 25 * Sun RPC is a product of Sun Microsystems, Inc. and is provided for 26 * unrestricted use provided that this legend is included on all tape 27 * media and as a part of the software program in whole or part. Users 28 * may copy or modify Sun RPC without charge, but are not authorized 29 * to license or distribute it to anyone else except as part of a product or 30 * program developed by the user or with the express written consent of 31 * Sun Microsystems, Inc. 32 * 33 * SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE 34 * WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR 35 * PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE. 36 * 37 * Sun RPC is provided with no support and without any obligation on the 38 * part of Sun Microsystems, Inc. to assist in its use, correction, 39 * modification or enhancement. 40 * 41 * SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE 42 * INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC 43 * OR ANY PART THEREOF. 44 * 45 * In no event will Sun Microsystems, Inc. be liable for any lost revenue 46 * or profits or other special, indirect and consequential damages, even if 47 * Sun has been advised of the possibility of such damages. 48 * 49 * Sun Microsystems, Inc. 50 * 2550 Garcia Avenue 51 * Mountain View, California 94043 52 */ 53 54#if defined(LIBC_SCCS) && !defined(lint) 55/*static char *sccsid = "from: @(#)getrpcent.c 1.14 91/03/11 Copyr 1984 Sun Micro";*/ 56static char *rcsid = "$Id: getrpcent.c,v 1.3 2002/02/19 20:36:23 epeyton Exp $"; 57#endif 58 59/* 60 * Copyright (c) 1984 by Sun Microsystems, Inc. 61 */ 62 63#include <stdio.h> 64#include <stdlib.h> 65#include <sys/types.h> 66#include <string.h> 67#include <rpc/rpc.h> 68 69/* forward */ 70void _old_setrpcent(int f); 71struct rpcent *_old_getrpcent(); 72void _old_endrpcent(); 73 74/* 75 * Internet version. 76 */ 77struct rpcdata { 78 FILE *rpcf; 79 int stayopen; 80#define MAXALIASES 35 81 char *rpc_aliases[MAXALIASES]; 82 struct rpcent rpc; 83 char line[BUFSIZ+1]; 84} *rpcdata; 85 86static struct rpcent *interpret(); 87struct hostent *gethostent(); 88char *inet_ntoa(); 89 90static char RPCDB[] = "/etc/rpc"; 91 92static struct rpcdata * 93_rpcdata() 94{ 95 register struct rpcdata *d = rpcdata; 96 97 if (d == 0) { 98 d = (struct rpcdata *)calloc(1, sizeof (struct rpcdata)); 99 rpcdata = d; 100 } 101 return (d); 102} 103 104struct rpcent * 105_old_getrpcbynumber(number) 106#ifdef __LP64__ 107 int32_t number; 108#else 109 register long number; 110#endif 111{ 112 register struct rpcdata *d = _rpcdata(); 113 register struct rpcent *p; 114#ifdef __LP64__ 115 int x; 116 117 x = number; 118#endif 119 120 if (d == 0) 121 return (0); 122 _old_setrpcent(0); 123 while ((p = _old_getrpcent())) 124 { 125#ifdef __LP64__ 126 if (p->r_number == x) break; 127#else 128 if (p->r_number == number) break; 129#endif 130 } 131 _old_endrpcent(); 132 return (p); 133} 134 135struct rpcent * 136_old_getrpcbyname(name) 137#if defined(__APPLE__) 138 const char *name; 139#else 140 char *name; 141#endif 142{ 143 struct rpcent *rpc; 144 char **rp; 145 146 _old_setrpcent(0); 147 while ((rpc = _old_getrpcent())) { 148 if (strcmp(rpc->r_name, name) == 0) 149 return (rpc); 150 for (rp = rpc->r_aliases; *rp != NULL; rp++) { 151 if (strcmp(*rp, name) == 0) 152 return (rpc); 153 } 154 } 155 _old_endrpcent(); 156 return (NULL); 157} 158 159void 160_old_setrpcent(f) 161 int f; 162{ 163 register struct rpcdata *d = _rpcdata(); 164 165 if (d == 0) 166 return; 167 if (d->rpcf == NULL) 168 d->rpcf = fopen(RPCDB, "r"); 169 else 170 rewind(d->rpcf); 171 d->stayopen |= f; 172} 173 174void 175_old_endrpcent() 176{ 177 register struct rpcdata *d = _rpcdata(); 178 179 if (d == 0) 180 return; 181 if (d->rpcf && !d->stayopen) { 182 fclose(d->rpcf); 183 d->rpcf = NULL; 184 } 185} 186 187struct rpcent * 188_old_getrpcent() 189{ 190 register struct rpcdata *d = _rpcdata(); 191 192 if (d == 0) 193 return(NULL); 194 if (d->rpcf == NULL && (d->rpcf = fopen(RPCDB, "r")) == NULL) 195 return (NULL); 196 if (fgets(d->line, BUFSIZ, d->rpcf) == NULL) 197 return (NULL); 198 return (interpret(d->line, strlen(d->line))); 199} 200 201static struct rpcent * 202interpret(val, len) 203 char *val; 204 u_int len; 205{ 206 register struct rpcdata *d = _rpcdata(); 207 char *p; 208 register char *cp, **q; 209 210 if (d == 0) 211 return (0); 212 (void) strncpy(d->line, val, len); 213 p = d->line; 214 d->line[len] = '\n'; 215 if (*p == '#') 216 return (_old_getrpcent()); 217 cp = strpbrk(p, "#\n"); 218 if (cp == NULL) 219 return (_old_getrpcent()); 220 *cp = '\0'; 221 cp = strpbrk(p, " \t"); 222 if (cp == NULL) 223 return (_old_getrpcent()); 224 *cp++ = '\0'; 225 /* THIS STUFF IS INTERNET SPECIFIC */ 226 d->rpc.r_name = d->line; 227 while (*cp == ' ' || *cp == '\t') 228 cp++; 229 d->rpc.r_number = atoi(cp); 230 q = d->rpc.r_aliases = d->rpc_aliases; 231 cp = strpbrk(cp, " \t"); 232 if (cp != NULL) 233 *cp++ = '\0'; 234 while (cp && *cp) { 235 if (*cp == ' ' || *cp == '\t') { 236 cp++; 237 continue; 238 } 239 if (q < &(d->rpc_aliases[MAXALIASES - 1])) 240 *q++ = cp; 241 cp = strpbrk(cp, " \t"); 242 if (cp != NULL) 243 *cp++ = '\0'; 244 } 245 *q = NULL; 246 return (&d->rpc); 247} 248 249