diff options
Diffstat (limited to 'src/secp256k1/src/selftest.h')
-rw-r--r-- | src/secp256k1/src/selftest.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/src/secp256k1/src/selftest.h b/src/secp256k1/src/selftest.h new file mode 100644 index 0000000000..885983aa20 --- /dev/null +++ b/src/secp256k1/src/selftest.h @@ -0,0 +1,32 @@ +/********************************************************************** + * Copyright (c) 2020 Pieter Wuille * + * Distributed under the MIT software license, see the accompanying * + * file COPYING or http://www.opensource.org/licenses/mit-license.php.* + **********************************************************************/ + +#ifndef SECP256K1_SELFTEST_H +#define SECP256K1_SELFTEST_H + +#include "hash.h" + +#include <string.h> + +static int secp256k1_selftest_sha256(void) { + static const char *input63 = "For this sample, this 63-byte string will be used as input data"; + static const unsigned char output32[32] = { + 0xf0, 0x8a, 0x78, 0xcb, 0xba, 0xee, 0x08, 0x2b, 0x05, 0x2a, 0xe0, 0x70, 0x8f, 0x32, 0xfa, 0x1e, + 0x50, 0xc5, 0xc4, 0x21, 0xaa, 0x77, 0x2b, 0xa5, 0xdb, 0xb4, 0x06, 0xa2, 0xea, 0x6b, 0xe3, 0x42, + }; + unsigned char out[32]; + secp256k1_sha256 hasher; + secp256k1_sha256_initialize(&hasher); + secp256k1_sha256_write(&hasher, (const unsigned char*)input63, 63); + secp256k1_sha256_finalize(&hasher, out); + return memcmp(out, output32, 32) == 0; +} + +static int secp256k1_selftest(void) { + return secp256k1_selftest_sha256(); +} + +#endif /* SECP256K1_SELFTEST_H */ |