121 lines
2.7 KiB
C
121 lines
2.7 KiB
C
/* $NetBSD: user.c,v 1.2 2010/05/06 18:53:17 christos Exp $ */
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/* Copyright 1988,1990,1993,1994 by Paul Vixie
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* All rights reserved
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*/
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/*
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* Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
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* Copyright (c) 1997,2000 by Internet Software Consortium, Inc.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
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* OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/cdefs.h>
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#if !defined(lint) && !defined(LINT)
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#if 0
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static char rcsid[] = "Id: user.c,v 1.5 2004/01/23 18:56:43 vixie Exp";
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+#else
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+__RCSID("$NetBSD: user.c,v 1.2 2010/05/06 18:53:17 christos Exp $");
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#endif
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#endif
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/* vix 26jan87 [log is in RCS file]
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*/
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#include "cron.h"
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void
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free_user(user *u) {
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entry *e, *ne;
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free(u->name);
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for (e = u->crontab; e != NULL; e = ne) {
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ne = e->next;
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free_entry(e);
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}
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free(u);
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}
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user *
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load_user(int crontab_fd, struct passwd *pw, const char *name) {
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char envstr[MAX_ENVSTR];
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FILE *file;
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user *u;
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entry *e;
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int status, save_errno;
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char **envp, **tenvp;
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if (!(file = fdopen(crontab_fd, "r"))) {
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perror("fdopen on crontab_fd in load_user");
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return (NULL);
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}
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Debug(DPARS, ("load_user()\n"));
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/* file is open. build user entry, then read the crontab file.
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*/
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if ((u = malloc(sizeof(*u))) == NULL)
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return (NULL);
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if ((u->name = strdup(name)) == NULL) {
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save_errno = errno;
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free(u);
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errno = save_errno;
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return (NULL);
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}
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u->crontab = NULL;
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/* init environment. this will be copied/augmented for each entry.
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*/
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if ((envp = env_init()) == NULL) {
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save_errno = errno;
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free(u->name);
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free(u);
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errno = save_errno;
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return (NULL);
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}
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/* load the crontab
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*/
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while ((status = load_env(envstr, file)) >= OK) {
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switch (status) {
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case ERR:
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free_user(u);
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u = NULL;
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goto done;
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case FALSE:
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e = load_entry(file, NULL, pw, envp);
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if (e) {
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e->next = u->crontab;
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u->crontab = e;
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}
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break;
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case TRUE:
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if ((tenvp = env_set(envp, envstr)) == NULL) {
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save_errno = errno;
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free_user(u);
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u = NULL;
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errno = save_errno;
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goto done;
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}
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envp = tenvp;
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break;
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}
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}
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done:
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env_free(envp);
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(void)fclose(file);
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Debug(DPARS, ("...load_user() done\n"));
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return (u);
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}
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