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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:37:38 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 14:37:38 +0000 |
commit | ae581a19fbe896a797450b9d9573fb66f2735227 (patch) | |
tree | 56c40be8518a29c9351364d13a9676aa83932dc0 /plugins/sudoers/strlist.c | |
parent | Initial commit. (diff) | |
download | sudo-upstream.tar.xz sudo-upstream.zip |
Adding upstream version 1.9.13p3.upstream/1.9.13p3upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | plugins/sudoers/strlist.c | 92 |
1 files changed, 92 insertions, 0 deletions
diff --git a/plugins/sudoers/strlist.c b/plugins/sudoers/strlist.c new file mode 100644 index 0000000..4b633ab --- /dev/null +++ b/plugins/sudoers/strlist.c @@ -0,0 +1,92 @@ +/* + * SPDX-License-Identifier: ISC + * + * Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +/* + * This is an open source non-commercial project. Dear PVS-Studio, please check it. + * PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com + */ + +#include <config.h> + +#include <stdlib.h> +#include <string.h> + +#include "sudo_compat.h" +#include "sudo_queue.h" +#include "sudo_util.h" +#include "sudoers_debug.h" +#include "strlist.h" + +struct sudoers_string * +sudoers_string_alloc(const char *s) +{ + struct sudoers_string *cs; + debug_decl(sudoers_string_alloc, SUDOERS_DEBUG_UTIL); + + if ((cs = malloc(sizeof(*cs))) != NULL) { + if ((cs->str = strdup(s)) == NULL) { + free(cs); + cs = NULL; + } + } + + debug_return_ptr(cs); +} + +void +sudoers_string_free(struct sudoers_string *cs) +{ + if (cs != NULL) { + free(cs->str); + free(cs); + } +} + +struct sudoers_str_list * +str_list_alloc(void) +{ + struct sudoers_str_list *strlist; + debug_decl(str_list_alloc, SUDOERS_DEBUG_UTIL); + + strlist = malloc(sizeof(*strlist)); + if (strlist != NULL) { + STAILQ_INIT(strlist); + strlist->refcnt = 1; + } + + debug_return_ptr(strlist); +} + +void +str_list_free(void *v) +{ + struct sudoers_str_list *strlist = v; + struct sudoers_string *first; + debug_decl(str_list_free, SUDOERS_DEBUG_UTIL); + + if (strlist != NULL) { + if (--strlist->refcnt == 0) { + while ((first = STAILQ_FIRST(strlist)) != NULL) { + STAILQ_REMOVE_HEAD(strlist, entries); + sudoers_string_free(first); + } + free(strlist); + } + } + debug_return; +} |