| /* |
| * Copyright (C)2021 D. R. Commander. All Rights Reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * - Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * - Redistributions in binary form must reproduce the above copyright notice, |
| * this list of conditions and the following disclaimer in the documentation |
| * and/or other materials provided with the distribution. |
| * - Neither the name of the libjpeg-turbo Project nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS", |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| /* This fuzz target wraps cjpeg in order to test esoteric compression options |
| as well as the GIF and Targa readers. */ |
| |
| #define main cjpeg_main |
| #define CJPEG_FUZZER |
| extern "C" { |
| #include "../cjpeg.c" |
| } |
| #undef main |
| #undef CJPEG_FUZZER |
| |
| #include <stdint.h> |
| #include <unistd.h> |
| |
| |
| extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) |
| { |
| char filename[FILENAME_MAX] = { 0 }; |
| char *argv1[] = { |
| (char *)"cjpeg", (char *)"-dct", (char *)"float", (char *)"-memdst", |
| (char *)"-optimize", (char *)"-quality", (char *)"100,99,98", |
| (char *)"-restart", (char *)"2", (char *)"-sample", (char *)"4x1,2x2,1x2", |
| (char *)"-targa", NULL |
| }; |
| char *argv2[] = { |
| (char *)"cjpeg", (char *)"-arithmetic", (char *)"-dct", (char *)"float", |
| (char *)"-memdst", (char *)"-quality", (char *)"90,80,70", (char *)"-rgb", |
| (char *)"-smooth", (char *)"50", (char *)"-targa", NULL |
| }; |
| int fd = -1; |
| #if defined(__has_feature) && __has_feature(memory_sanitizer) |
| char env[18] = "JSIMD_FORCENONE=1"; |
| |
| /* The libjpeg-turbo SIMD extensions produce false positives with |
| MemorySanitizer. */ |
| putenv(env); |
| #endif |
| |
| snprintf(filename, FILENAME_MAX, "/tmp/libjpeg-turbo_cjpeg_fuzz.XXXXXX"); |
| if ((fd = mkstemp(filename)) < 0 || write(fd, data, size) < 0) |
| goto bailout; |
| |
| argv1[12] = argv2[11] = filename; |
| |
| cjpeg_main(13, argv1); |
| cjpeg_main(12, argv2); |
| |
| argv1[12] = argv2[11] = NULL; |
| argv1[11] = argv2[10] = filename; |
| |
| cjpeg_main(12, argv1); |
| cjpeg_main(11, argv2); |
| |
| bailout: |
| if (fd >= 0) { |
| close(fd); |
| if (strlen(filename) > 0) unlink(filename); |
| } |
| return 0; |
| } |