Justin Traglia 7d170f9939
Add coverage-guided C fuzzers (#203)
* Start to add fuzzers

* Update path to trusted setup in gen_corpus

* Update path one more time

* Add support for two more targets

* Add fuzzers for remaining targets

* Clean up a little

* Add README

* Fix typos

* De-dup fuzzing files

* Add newline at the end of base_fuzz

* Make generic rule for displaying targets

* Use regular make command

* Remove duplicate targets

* Update .gitignore file
2023-03-13 12:45:02 +02:00

24 lines
771 B
C

#include "../base_fuzz.h"
static const size_t COMMITMENT_OFFSET = 0;
static const size_t Z_OFFSET = COMMITMENT_OFFSET + BYTES_PER_COMMITMENT;
static const size_t Y_OFFSET = Z_OFFSET + BYTES_PER_FIELD_ELEMENT;
static const size_t PROOF_OFFSET = Y_OFFSET + BYTES_PER_FIELD_ELEMENT;
static const size_t INPUT_SIZE = PROOF_OFFSET + BYTES_PER_PROOF;
int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
initialize();
if (size == INPUT_SIZE) {
bool ok;
verify_kzg_proof(
&ok,
(const Bytes48 *)(data + COMMITMENT_OFFSET),
(const Bytes32 *)(data + Z_OFFSET),
(const Bytes32 *)(data + Y_OFFSET),
(const Bytes48 *)(data + PROOF_OFFSET),
&s
);
}
return 0;
}