diff options
Diffstat (limited to 'src/secp256k1/src/bench_sign.c')
-rw-r--r-- | src/secp256k1/src/bench_sign.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/secp256k1/src/bench_sign.c b/src/secp256k1/src/bench_sign.c new file mode 100644 index 0000000000..f01f11d689 --- /dev/null +++ b/src/secp256k1/src/bench_sign.c @@ -0,0 +1,49 @@ +/********************************************************************** + * Copyright (c) 2014 Pieter Wuille * + * Distributed under the MIT software license, see the accompanying * + * file COPYING or http://www.opensource.org/licenses/mit-license.php.* + **********************************************************************/ +#include <stdio.h> +#include <string.h> + +#include "include/secp256k1.h" +#include "util.h" + +int main(void) { + secp256k1_start(SECP256K1_START_SIGN); + + unsigned char msg[32]; + unsigned char nonce[32]; + unsigned char key[32]; + + for (int i = 0; i < 32; i++) msg[i] = i + 1; + for (int i = 0; i < 32; i++) nonce[i] = i + 33; + for (int i = 0; i < 32; i++) key[i] = i + 65; + + unsigned char sig[64]; + + for (int i=0; i<1000000; i++) { + int recid = 0; + CHECK(secp256k1_ecdsa_sign_compact(msg, 32, sig, key, nonce, &recid)); + for (int j = 0; j < 32; j++) { + nonce[j] = key[j]; /* Move former key to nonce */ + msg[j] = sig[j]; /* Move former R to message. */ + key[j] = sig[j + 32]; /* Move former S to key. */ + } + } + + static const unsigned char fini[64] = { + 0x92, 0x03, 0xef, 0xf1, 0x58, 0x0b, 0x49, 0x8d, + 0x22, 0x3d, 0x49, 0x0e, 0xbf, 0x26, 0x50, 0x0e, + 0x2d, 0x62, 0x90, 0xd7, 0x82, 0xbd, 0x3d, 0x5c, + 0xa9, 0x10, 0xa5, 0x49, 0xb1, 0xd8, 0x8c, 0xc0, + 0x5b, 0x5e, 0x9e, 0x68, 0x51, 0x3d, 0xe8, 0xec, + 0x82, 0x30, 0x82, 0x88, 0x8c, 0xfd, 0xe7, 0x71, + 0x15, 0x92, 0xfc, 0x14, 0x59, 0x78, 0x31, 0xb3, + 0xf6, 0x07, 0x91, 0x18, 0x00, 0x8d, 0x4c, 0xb2 + }; + CHECK(memcmp(sig, fini, 64) == 0); + + secp256k1_stop(); + return 0; +} |