60 lines
1.7 KiB
C
60 lines
1.7 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 "sudoers.h"
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/* Required to link with parser. */
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struct sudo_user sudo_user;
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struct passwd *list_pw;
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FILE *
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open_sudoers(const char *file, bool doedit, bool *keepopen)
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{
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return fopen(file, "r");
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}
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int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size)
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{
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/* Don't waste time fuzzing tiny inputs. */
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if (size < 5)
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return 0;
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/* Operate in-memory, do not fclose or it will free() data. */
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sudoersin = fmemopen((void *)data, size, "r");
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if (sudoersin == NULL)
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return 0;
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/* Initialize defaults and parse sudoers. */
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init_defaults();
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init_parser("sudoers", false, true);
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sudoersparse();
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init_parser(NULL, false, true);
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return 0;
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}
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