tlakh/fuzzing-ping/test.c

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#include <err.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
int
main(int argc, char **argv)
{
FILE *f;
size_t fsize;
uint8_t *buf, len, *dbuf;
f = fopen(argv[1], "rb");
fseek(f, 0, SEEK_END);
fsize = ftell(f);
rewind(f);
buf = malloc(fsize + 1);
if (buf == NULL)
err(1, NULL);
fread(buf, fsize, 1, f);
fclose(f);
buf[fsize] = 0;
len = buf[0];
dbuf = malloc(len);
if (dbuf == NULL)
err(1, NULL);
memcpy(buf +1, dbuf, fsize -1);
warnx("len: %d", len);
return 0;
}