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🎥 Command line media player
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C
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697/* * This file is part of mpv. * * mpv is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * mpv is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with mpv. If not, see <http://www.gnu.org/licenses/>. */
#include <stdio.h>#include <stdlib.h>#include <string.h>
#include <fcntl.h>#include <sys/mman.h>#include <unistd.h>
#include <libmpv/client.h>
#include "common.h"
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size){#ifdef MPV_LOAD_CONFIG_FILE // config file size limit, see m_config_parse_config_file() if (size > 1000000000) return 0;#endif
#ifdef MPV_LOAD_INPUT_CONF // input config file size limit, see parse_config_file() in input.c if (size > 1000000) return 0;#endif
// fmemopen doesn't have associated file descriptor, so we do copy. int fd = memfd_create("fuzz_mpv_load", MFD_CLOEXEC | MFD_ALLOW_SEALING); if (fd == -1) exit(1); if (fd != 42 && (dup3(fd, 42, O_CLOEXEC) != 42 || close(fd))) exit(1); fd = 42; ssize_t written = 0; while (written < size) { ssize_t result = write(fd, data + written, size - written); if (result == -1) exit(1); written += result; } if (fcntl(fd, F_ADD_SEALS, F_SEAL_WRITE | F_SEAL_SHRINK | F_SEAL_GROW | F_SEAL_SEAL) != 0) exit(1); if (lseek(fd, 0, SEEK_SET) != 0) exit(1); char filename[5 + 10 + 1]; if (sprintf(filename, "fd://%d", fd) <= 5) exit(1);
mpv_handle *ctx = mpv_create(); if (!ctx) exit(1);
check_error(mpv_set_option_string(ctx, "vo", "null")); check_error(mpv_set_option_string(ctx, "ao", "null")); check_error(mpv_set_option_string(ctx, "ao-null-untimed", "yes")); check_error(mpv_set_option_string(ctx, "untimed", "yes")); check_error(mpv_set_option_string(ctx, "video-osd", "no")); check_error(mpv_set_option_string(ctx, "msg-level", "all=trace")); check_error(mpv_set_option_string(ctx, "network-timeout", "1"));#ifdef MPV_DEMUXER check_error(mpv_set_option_string(ctx, "demuxer", MPV_DEMUXER));#endif
check_error(mpv_initialize(ctx));
const char *cmd[] = {"load" MPV_LOAD, filename, NULL}; check_error(mpv_command(ctx, cmd));
#ifdef MPV_LOADFILE player_loop(ctx);#endif
mpv_terminate_destroy(ctx);
if (close(fd)) exit(1);
return 0;}