mirror of https://github.com/sudo-project/sudo.git
60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2023 Todd C. Miller <Todd.Miller@sudo.ws>
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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 THE AUTHOR 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 THE AUTHOR 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 OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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/*
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* This is an open source non-commercial project. Dear PVS-Studio, please check it.
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* PVS-Studio Static Code Analyzer for C, C++ and C#: http://www.viva64.com
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*/
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#include <config.h>
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#include <sudoers.h>
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/*
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* Calls find_path() first with PERM_RUNAS, falling back to PERM_USER.
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* Returns FOUND if the command was found, NOT_FOUND if it was not found,
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* NOT_FOUND_DOT if it would have been found but it is in '.' and
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* def_ignore_dot is set or NOT_FOUND_ERROR if an error occurred.
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* The caller is responsible for freeing the output file.
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*/
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int
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resolve_cmnd(struct sudoers_context *ctx, const char *infile,
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char **outfile, const char *path)
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{
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int ret = NOT_FOUND_ERROR;
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debug_decl(resolve_cmnd, SUDOERS_DEBUG_UTIL);
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if (!set_perms(ctx, PERM_RUNAS))
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goto done;
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ret = find_path(infile, outfile, ctx->user.cmnd_stat, path,
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def_ignore_dot, NULL);
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if (!restore_perms())
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goto done;
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if (ret == NOT_FOUND) {
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/* Failed as runas user, try as invoking user. */
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if (!set_perms(ctx, PERM_USER))
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goto done;
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ret = find_path(infile, outfile, ctx->user.cmnd_stat, path,
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def_ignore_dot, NULL);
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if (!restore_perms())
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goto done;
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}
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done:
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debug_return_int(ret);
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}
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