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| author | Pieter Wuille <pieter.wuille@gmail.com> | 2016-05-06 20:41:28 +0200 |
|---|---|---|
| committer | Pieter Wuille <pieter.wuille@gmail.com> | 2016-05-17 20:04:42 +0200 |
| commit | 0b1295b066b9369decb2e664e60b0129dbc30dfb (patch) | |
| tree | 3a02f501e4e3c12877b748304d176aea5da97b49 /src/uint256.h | |
| parent | 1f01443567b03ac75a91c810f1733f5c21b5699d (diff) | |
Add SipHash-2-4 primitives to hash
Diffstat (limited to 'src/uint256.h')
| -rw-r--r-- | src/uint256.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/uint256.h b/src/uint256.h index bcdb6dd7c2..af1f3ab7d9 100644 --- a/src/uint256.h +++ b/src/uint256.h @@ -83,6 +83,19 @@ public: return sizeof(data); } + uint64_t GetUint64(int pos) const + { + const uint8_t* ptr = data + pos * 8; + return ((uint64_t)ptr[0]) | \ + ((uint64_t)ptr[1]) << 8 | \ + ((uint64_t)ptr[2]) << 16 | \ + ((uint64_t)ptr[3]) << 24 | \ + ((uint64_t)ptr[4]) << 32 | \ + ((uint64_t)ptr[5]) << 40 | \ + ((uint64_t)ptr[6]) << 48 | \ + ((uint64_t)ptr[7]) << 56; + } + template<typename Stream> void Serialize(Stream& s, int nType, int nVersion) const { |