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libssh/tests/fuzz/fuzzer.c
Jakub Jelen 62a0229f16 fuzz: Simplify definition of fuzzing targets and build them also with gcc
Signed-off-by: Jakub Jelen <jjelen@redhat.com>
Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
2020-05-05 14:23:06 +02:00

40 строки
852 B
C

/* Simpler gnu89 version of StandaloneFuzzTargetMain.c from LLVM */
#include <assert.h>
#include <stdio.h>
#include <stdlib.h>
int LLVMFuzzerTestOneInput (const unsigned char *data, size_t size);
__attribute__((weak)) int LLVMFuzzerInitialize(int *argc, char ***argv);
int
main (int argc, char **argv)
{
FILE *f = NULL;
size_t n_read, len;
unsigned char *buf = NULL;
if (argc < 2) {
return 1;
}
if (LLVMFuzzerInitialize) {
LLVMFuzzerInitialize(&argc, &argv);
}
f = fopen (argv[1], "r");
assert (f);
fseek (f, 0, SEEK_END);
len = ftell (f);
fseek (f, 0, SEEK_SET);
buf = (unsigned char*) malloc (len);
n_read = fread (buf, 1, len, f);
fclose (f);
assert (n_read == len);
LLVMFuzzerTestOneInput (buf, len);
free (buf);
printf ("Done!\n");
return 0;
}