60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/*
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* Copyright (c) 2021 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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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <unistd.h>
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#if defined(HAVE_STDINT_H)
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# include <stdint.h>
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#elif defined(HAVE_INTTYPES_H)
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# include <inttypes.h>
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#endif
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#include "sudo_compat.h"
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#include "sudo_conf.h"
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#include "sudo_debug.h"
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#include "sudo_util.h"
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int
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LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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char tempfile[] = "/tmp/sudo_conf.XXXXXX";
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size_t nwritten;
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int fd;
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/* sudo_conf_read() uses a conf file path, not an open file. */
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fd = mkstemp(tempfile);
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if (fd == -1)
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return 0;
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nwritten = write(fd, data, size);
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if (nwritten != size) {
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close(fd);
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return 0;
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}
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close(fd);
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/* sudo_conf_read() will re-init and free old data each time it runs. */
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sudo_conf_clear_paths();
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sudo_conf_read(tempfile, SUDO_CONF_ALL);
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unlink(tempfile);
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return 0;
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}
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