Bitcoin Core  0.20.99
P2P Digital Currency
selftest.h
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1 /**********************************************************************
2  * Copyright (c) 2020 Pieter Wuille *
3  * Distributed under the MIT software license, see the accompanying *
4  * file COPYING or http://www.opensource.org/licenses/mit-license.php.*
5  **********************************************************************/
6 
7 #ifndef SECP256K1_SELFTEST_H
8 #define SECP256K1_SELFTEST_H
9 
10 #include "hash.h"
11 
12 #include <string.h>
13 
14 static int secp256k1_selftest_sha256(void) {
15  static const char *input63 = "For this sample, this 63-byte string will be used as input data";
16  static const unsigned char output32[32] = {
17  0xf0, 0x8a, 0x78, 0xcb, 0xba, 0xee, 0x08, 0x2b, 0x05, 0x2a, 0xe0, 0x70, 0x8f, 0x32, 0xfa, 0x1e,
18  0x50, 0xc5, 0xc4, 0x21, 0xaa, 0x77, 0x2b, 0xa5, 0xdb, 0xb4, 0x06, 0xa2, 0xea, 0x6b, 0xe3, 0x42,
19  };
20  unsigned char out[32];
21  secp256k1_sha256 hasher;
23  secp256k1_sha256_write(&hasher, (const unsigned char*)input63, 63);
24  secp256k1_sha256_finalize(&hasher, out);
25  return secp256k1_memcmp_var(out, output32, 32) == 0;
26 }
27 
28 static int secp256k1_selftest(void) {
30 }
31 
32 #endif /* SECP256K1_SELFTEST_H */
static int secp256k1_selftest(void)
Definition: selftest.h:28
static void secp256k1_sha256_write(secp256k1_sha256 *hash, const unsigned char *data, size_t size)
static SECP256K1_INLINE int secp256k1_memcmp_var(const void *s1, const void *s2, size_t n)
Semantics like memcmp.
Definition: util.h:224
static void secp256k1_sha256_initialize(secp256k1_sha256 *hash)
static int secp256k1_selftest_sha256(void)
Definition: selftest.h:14
static void secp256k1_sha256_finalize(secp256k1_sha256 *hash, unsigned char *out32)