diff options
Diffstat (limited to 'mit-pthreads/net/getnetent.c')
| -rw-r--r-- | mit-pthreads/net/getnetent.c | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/mit-pthreads/net/getnetent.c b/mit-pthreads/net/getnetent.c deleted file mode 100644 index 05af0b09159..00000000000 --- a/mit-pthreads/net/getnetent.c +++ /dev/null @@ -1,145 +0,0 @@ -/* - * Copyright (c) 1983 Regents of the University of California. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#if defined(LIBC_SCCS) && !defined(lint) -/*static char *sccsid = "from: @(#)getnetent.c 5.8 (Berkeley) 2/24/91";*/ -static char *rcsid = "$Id$"; -#endif /* LIBC_SCCS and not lint */ - -#include <pthread.h> -#include <sys/types.h> -#include <sys/socket.h> -#include <netinet/in.h> -#include <arpa/inet.h> -#include <netdb.h> -#include <stdio.h> -#include <string.h> -#include <errno.h> -#include "net_internal.h" - -static pthread_mutex_t net_file_lock = PTHREAD_MUTEX_INITIALIZER; -static int net_file_stayopen; -static FILE *net_file; - -void setnetent(int stayopen) -{ - pthread_mutex_lock(&net_file_lock); - net_file_stayopen |= stayopen; - if (net_file) - rewind(net_file); - else - net_file = fopen(_PATH_NETWORKS, "r"); - pthread_mutex_unlock(&net_file_lock); -} - -void endnetent() -{ - pthread_mutex_lock(&net_file_lock); - if (net_file) - fclose(net_file); - pthread_mutex_unlock(&net_file_lock); -} - -struct netent *getnetent() -{ - char *buf = _net_buf(); - - return getnetent_r((struct netent *) buf, buf + sizeof(struct netent), - NET_BUFSIZE); -} - -struct netent *getnetent_r(struct netent *result, char *buf, int bufsize) -{ - char *p, *q, **alias; - int l; - - errno = 0; - pthread_mutex_lock(&net_file_lock); - if (net_file == NULL && (net_file = fopen(_PATH_NETWORKS, "r")) == NULL) { - pthread_mutex_unlock(&net_file_lock); - return NULL; - } - while (fgets(buf, bufsize, net_file)) { - if (*buf == '#') - continue; - p = strpbrk(buf, "#\n"); - if (p == NULL) - continue; - *p = '\0'; - l = strlen(buf) + 1; - result->n_name = buf; - p = strpbrk(buf, " \t"); - if (p == NULL) - continue; - *p++ = '\0'; - while (*p == ' ' || *p == '\t') - p++; - q = strpbrk(p, " \t"); - if (q != NULL) - *q++ = '\0'; - if (SP(SP(buf, char, l), char *, 1) > buf + bufsize) { - errno = ERANGE; - break; - } - result->n_net = inet_network(p); - result->n_addrtype = AF_INET; - result->n_aliases = (char **) ALIGN(buf + l, char *); - alias = result->n_aliases; - if (q != NULL) { - p = q; - while (p && *p) { - if (*p == ' ' || *p == '\t') { - p++; - continue; - } - if ((char *) &alias[2] > buf + bufsize) { - errno = ERANGE; - break; - } - *alias++ = p; - p = strpbrk(p, " \t"); - if (p != NULL) - *p++ = '\0'; - } - if (p && *p) - break; - } - *alias = NULL; - pthread_mutex_unlock(&net_file_lock); - return result; - } - - pthread_mutex_unlock(&net_file_lock); - return NULL; -} - |