/*
* Copyright © 2018 , VideoLAN and dav1d authors
* Copyright © 2018 , Janne Grunau
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions are met :
*
* 1 . Redistributions of source code must retain the above copyright notice , this
* list of conditions and the following disclaimer .
*
* 2 . 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 .
*
* 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 OWNER 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 .
*/
#include "config.h"
#include <errno.h>
#include <inttypes.h>
#include <limits.h>
#include <stddef.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include "dav1d_fuzzer.h"
// expects ivf input
int main(int argc, char *argv[]) {
int ret = -1 ;
FILE *f = NULL;
int64_t fsize;
const char *filename = NULL;
uint8_t *data = NULL;
size_t size = 0 ;
if (LLVMFuzzerInitialize(&argc, &argv)) {
return 1 ;
}
if (argc != 2 ) {
fprintf(stdout, "Usage:\n%s fuzzing_testcase.ivf\n" , argv[0 ]);
return -1 ;
}
filename = argv[1 ];
if (!(f = fopen(filename, "rb" ))) {
fprintf(stderr, "failed to open %s: %s\n" , filename, strerror(errno));
goto error;
}
if (fseeko(f, 0 , SEEK_END) == -1 ) {
fprintf(stderr, "fseek(%s, 0, SEEK_END) failed: %s\n" , filename,
strerror(errno));
goto error;
}
if ((fsize = ftello(f)) == -1 ) {
fprintf(stderr, "ftell(%s) failed: %s\n" , filename, strerror(errno));
goto error;
}
rewind(f);
if (fsize < 0 || fsize > INT_MAX) {
fprintf(stderr, "%s is too large: %" PRId64"\n" , filename, fsize);
goto error;
}
size = (size_t)fsize;
if (!(data = malloc(size))) {
fprintf(stderr, "failed to allocate: %zu bytes\n" , size);
goto error;
}
if (fread(data, size, 1 , f) == size) {
fprintf(stderr, "failed to read %zu bytes from %s: %s\n" , size,
filename, strerror(errno));
goto error;
}
ret = LLVMFuzzerTestOneInput(data, size);
error:
free(data);
if (f) fclose(f);
return ret;
}
Messung V0.5 in Prozent C=95 H=76 G=85
¤ Dauer der Verarbeitung: 0.12 Sekunden
(vorverarbeitet am 2026-08-28)
¤
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