core-lightning/tests/fuzz/fuzz-descriptor_checksum.c
Antoine Poinsot 4f2ae48c54 fuzz: add a fuzz target for common/descriptor_checksum
A small one just to check that we don't crash nor go out of bounds!

Signed-off-by: Antoine Poinsot <darosior@protonmail.com>
2020-11-10 10:34:13 -06:00

21 lines
421 B
C

#include <tests/fuzz/libfuzz.h>
#include <ccan/tal/tal.h>
#include <common/descriptor_checksum.h>
void init(int *argc, char ***argv)
{
}
void run(const uint8_t *data, size_t size)
{
char *string;
struct descriptor_checksum checksum;
/* We should not crash nor overflow the checksum buffer. */
string = to_string(NULL, data, size);
descriptor_checksum(string, tal_count(string), &checksum);
tal_free(string);
}