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tests: Add fuzzing harness for ec_seckey_import_der(...) and ec_seckey_export_der(...)

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practicalswift
2020-06-25 13:06:18 +00:00
parent b667a90389
commit 46fcac1e4b
3 changed files with 47 additions and 2 deletions
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4
src/key.cpp
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@@ -31,7 +31,7 @@ static secp256k1_context* secp256k1_context_sign = nullptr;
*
* out32 must point to an output buffer of length at least 32 bytes.
*/
static int ec_seckey_import_der(const secp256k1_context* ctx, unsigned char *out32, const unsigned char *seckey, size_t seckeylen) {
int ec_seckey_import_der(const secp256k1_context* ctx, unsigned char *out32, const unsigned char *seckey, size_t seckeylen) {
const unsigned char *end = seckey + seckeylen;
memset(out32, 0, 32);
/* sequence header */
@@ -88,7 +88,7 @@ static int ec_seckey_import_der(const secp256k1_context* ctx, unsigned char *out
* will be set to the number of bytes used in the buffer.
* key32 must point to a 32-byte raw private key.
*/
static int ec_seckey_export_der(const secp256k1_context *ctx, unsigned char *seckey, size_t *seckeylen, const unsigned char *key32, bool compressed) {
int ec_seckey_export_der(const secp256k1_context *ctx, unsigned char *seckey, size_t *seckeylen, const unsigned char *key32, bool compressed) {
assert(*seckeylen >= CKey::SIZE);
secp256k1_pubkey pubkey;
size_t pubkeylen = 0;