* Updating common/lib * Updating lib/csu * Updating lib/libc * Updating libexec/ld.elf_so * Corrected test on __minix in featuretest to actually follow the meaning of the comment. * Cleaned up _REENTRANT-related defintions. * Disabled -D_REENTRANT for libfetch * Removing some unneeded __NBSD_LIBC defines and tests Change-Id: Ic1394baef74d11b9f86b312f5ff4bbc3cbf72ce2
222 lines
4.6 KiB
C
222 lines
4.6 KiB
C
/* $NetBSD: getrpcent.c,v 1.22 2011/10/15 23:00:02 christos Exp $ */
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/*
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* Sun RPC is a product of Sun Microsystems, Inc. and is provided for
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* unrestricted use provided that this legend is included on all tape
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* media and as a part of the software program in whole or part. Users
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* may copy or modify Sun RPC without charge, but are not authorized
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* to license or distribute it to anyone else except as part of a product or
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* program developed by the user or with the express written consent of
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* Sun Microsystems, Inc.
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*
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* SUN RPC IS PROVIDED AS IS WITH NO WARRANTIES OF ANY KIND INCLUDING THE
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* WARRANTIES OF DESIGN, MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE, OR ARISING FROM A COURSE OF DEALING, USAGE OR TRADE PRACTICE.
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*
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* Sun RPC is provided with no support and without any obligation on the
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* part of Sun Microsystems, Inc. to assist in its use, correction,
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* modification or enhancement.
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*
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* SUN MICROSYSTEMS, INC. SHALL HAVE NO LIABILITY WITH RESPECT TO THE
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* INFRINGEMENT OF COPYRIGHTS, TRADE SECRETS OR ANY PATENTS BY SUN RPC
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* OR ANY PART THEREOF.
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*
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* In no event will Sun Microsystems, Inc. be liable for any lost revenue
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* or profits or other special, indirect and consequential damages, even if
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* Sun has been advised of the possibility of such damages.
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*
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* Sun Microsystems, Inc.
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* 2550 Garcia Avenue
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* Mountain View, California 94043
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*/
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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#if 0
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static char *sccsid = "@(#)getrpcent.c 1.14 91/03/11 Copyr 1984 Sun Micro";
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#else
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__RCSID("$NetBSD: getrpcent.c,v 1.22 2011/10/15 23:00:02 christos Exp $");
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#endif
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#endif
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/*
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* Copyright (c) 1984 by Sun Microsystems, Inc.
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*/
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#include "namespace.h"
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#include <sys/types.h>
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#include <netinet/in.h>
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#include <arpa/inet.h>
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#include <assert.h>
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#include <netdb.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <rpc/rpc.h>
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#ifdef __weak_alias
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__weak_alias(endrpcent,_endrpcent)
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__weak_alias(getrpcbyname,_getrpcbyname)
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__weak_alias(getrpcbynumber,_getrpcbynumber)
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__weak_alias(getrpcent,_getrpcent)
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__weak_alias(setrpcent,_setrpcent)
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#endif
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/*
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* Internet version.
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*/
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static struct rpcdata {
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FILE *rpcf;
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int stayopen;
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#define MAXALIASES 35
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char *rpc_aliases[MAXALIASES];
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struct rpcent rpc;
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char line[BUFSIZ+1];
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} *rpcdata;
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static struct rpcent *interpret(char *val, size_t len);
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#define RPCDB "/etc/rpc"
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static struct rpcdata *_rpcdata(void);
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static struct rpcdata *
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_rpcdata(void)
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{
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struct rpcdata *d = rpcdata;
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if (d == 0) {
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d = (struct rpcdata *)calloc(1, sizeof (struct rpcdata));
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rpcdata = d;
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}
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return (d);
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}
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struct rpcent *
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getrpcbynumber(int number)
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{
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struct rpcent *rpc;
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setrpcent(0);
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while ((rpc = getrpcent()) != NULL) {
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if (rpc->r_number == number)
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break;
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}
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endrpcent();
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return (rpc);
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}
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struct rpcent *
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getrpcbyname(const char *name)
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{
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struct rpcent *rpc;
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char **rp;
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_DIAGASSERT(name != NULL);
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setrpcent(0);
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while ((rpc = getrpcent()) != NULL) {
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if (strcmp(rpc->r_name, name) == 0)
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break;
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for (rp = rpc->r_aliases; *rp != NULL; rp++) {
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if (strcmp(*rp, name) == 0)
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goto found;
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}
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}
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found:
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endrpcent();
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return (rpc);
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}
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void
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setrpcent(int f)
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{
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struct rpcdata *d = _rpcdata();
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if (d == 0)
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return;
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if (d->rpcf == NULL)
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d->rpcf = fopen(RPCDB, "re");
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else
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rewind(d->rpcf);
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d->stayopen |= f;
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}
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void
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endrpcent(void)
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{
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struct rpcdata *d = _rpcdata();
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if (d == 0)
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return;
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if (d->rpcf && !d->stayopen) {
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fclose(d->rpcf);
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d->rpcf = NULL;
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}
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}
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struct rpcent *
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getrpcent(void)
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{
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struct rpcdata *d = _rpcdata();
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if (d == 0)
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return(NULL);
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if (d->rpcf == NULL && (d->rpcf = fopen(RPCDB, "re")) == NULL)
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return (NULL);
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if (fgets(d->line, BUFSIZ, d->rpcf) == NULL)
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return (NULL);
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return (interpret(d->line, strlen(d->line)));
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}
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static struct rpcent *
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interpret(char *val, size_t len)
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{
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struct rpcdata *d = _rpcdata();
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char *p;
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char *cp, **q;
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_DIAGASSERT(val != NULL);
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if (d == 0)
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return (0);
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(void) strncpy(d->line, val, len);
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p = d->line;
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d->line[len] = '\n';
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if (*p == '#')
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return (getrpcent());
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cp = strpbrk(p, "#\n");
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if (cp == NULL)
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return (getrpcent());
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*cp = '\0';
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cp = strpbrk(p, " \t");
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if (cp == NULL)
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return (getrpcent());
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*cp++ = '\0';
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/* THIS STUFF IS INTERNET SPECIFIC */
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d->rpc.r_name = d->line;
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while (*cp == ' ' || *cp == '\t')
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cp++;
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d->rpc.r_number = atoi(cp);
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q = d->rpc.r_aliases = d->rpc_aliases;
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cp = strpbrk(cp, " \t");
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if (cp != NULL)
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*cp++ = '\0';
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while (cp && *cp) {
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if (*cp == ' ' || *cp == '\t') {
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cp++;
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continue;
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}
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if (q < &(d->rpc_aliases[MAXALIASES - 1]))
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*q++ = cp;
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cp = strpbrk(cp, " \t");
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if (cp != NULL)
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*cp++ = '\0';
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}
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*q = NULL;
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return (&d->rpc);
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}
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