/Users/eugenesiegel/btc/bitcoin/src/util/hasher.cpp
Line | Count | Source (jump to first uncovered line) |
1 | | // Copyright (c) 2019-present The Bitcoin Core developers |
2 | | // Distributed under the MIT software license, see the accompanying |
3 | | // file COPYING or http://www.opensource.org/licenses/mit-license.php. |
4 | | |
5 | | #include <crypto/siphash.h> |
6 | | #include <random.h> |
7 | | #include <span.h> |
8 | | #include <util/hasher.h> |
9 | | |
10 | | SaltedUint256Hasher::SaltedUint256Hasher() : |
11 | 0 | k0{FastRandomContext().rand64()}, |
12 | 0 | k1{FastRandomContext().rand64()} {} |
13 | | |
14 | | SaltedTxidHasher::SaltedTxidHasher() : |
15 | 1.35M | k0{FastRandomContext().rand64()}, |
16 | 1.35M | k1{FastRandomContext().rand64()} {} |
17 | | |
18 | | SaltedWtxidHasher::SaltedWtxidHasher() : |
19 | 690k | k0{FastRandomContext().rand64()}, |
20 | 690k | k1{FastRandomContext().rand64()} {} |
21 | | |
22 | | SaltedOutpointHasher::SaltedOutpointHasher(bool deterministic) : |
23 | 3.88M | k0{deterministic ? 0x8e819f2607a18de60 : FastRandomContext().rand64()}, |
24 | 3.88M | k1{deterministic ? 0xf4020d2e3983b0eb0 : FastRandomContext().rand64()} |
25 | 3.88M | {} |
26 | | |
27 | | SaltedSipHasher::SaltedSipHasher() : |
28 | 0 | m_k0{FastRandomContext().rand64()}, |
29 | 0 | m_k1{FastRandomContext().rand64()} {} |
30 | | |
31 | | size_t SaltedSipHasher::operator()(const std::span<const unsigned char>& script) const |
32 | 0 | { |
33 | 0 | return CSipHasher(m_k0, m_k1).Write(script).Finalize(); |
34 | 0 | } |