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Bitcoin Core
22.99.0
P2P Digital Currency
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Go to the documentation of this file.
7 #include "../include/secp256k1.h"
13 unsigned char msg[32];
14 unsigned char key[32];
21 for (i = 0; i < 32; i++) {
24 for (i = 0; i < 32; i++) {
25 data->
key[i] = i + 65;
33 unsigned char sig[74];
34 for (i = 0; i < iters; i++) {
40 for (j = 0; j < 32; j++) {
41 data->
msg[j] = sig[j];
42 data->
key[j] = sig[j + 32];
Opaque data structured that holds a parsed ECDSA signature.
#define SECP256K1_CONTEXT_SIGN
SECP256K1_API int secp256k1_ecdsa_signature_serialize_der(const secp256k1_context *ctx, unsigned char *output, size_t *outputlen, const secp256k1_ecdsa_signature *sig) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Serialize an ECDSA signature in DER format.
static void bench_sign_run(void *arg, int iters)
SECP256K1_API void secp256k1_context_destroy(secp256k1_context *ctx)
Destroy a secp256k1 context object (created in dynamically allocated memory).
SECP256K1_API secp256k1_context * secp256k1_context_create(unsigned int flags) SECP256K1_WARN_UNUSED_RESULT
Create a secp256k1 context object (in dynamically allocated memory).
void run_benchmark(char *name, void(*benchmark)(void *, int), void(*setup)(void *), void(*teardown)(void *, int), void *data, int count, int iter)
SECP256K1_API int secp256k1_ecdsa_sign(const secp256k1_context *ctx, secp256k1_ecdsa_signature *sig, const unsigned char *msghash32, const unsigned char *seckey, secp256k1_nonce_function noncefp, const void *ndata) SECP256K1_ARG_NONNULL(1) SECP256K1_ARG_NONNULL(2) SECP256K1_ARG_NONNULL(3) SECP256K1_ARG_NONNULL(4)
Create an ECDSA signature.
#define CHECK(cond)
Unconditional failure on condition failure.
static void bench_sign_setup(void *arg)
int get_iters(int default_iters)
static secp256k1_context * ctx