From 7ecd9739d9439624399a4882a9f196ccf0c7ba4a Mon Sep 17 00:00:00 2001 From: Pieter Wuille Date: Sat, 3 May 2014 01:04:18 +0200 Subject: Move {Read,Write}{LE,BE}{32,64} to common.h and use builtins if possible --- src/crypto/ripemd160.cpp | 17 ++--------------- 1 file changed, 2 insertions(+), 15 deletions(-) (limited to 'src/crypto/ripemd160.cpp') diff --git a/src/crypto/ripemd160.cpp b/src/crypto/ripemd160.cpp index aa6874fa8..c5e6e2d69 100644 --- a/src/crypto/ripemd160.cpp +++ b/src/crypto/ripemd160.cpp @@ -4,24 +4,12 @@ #include "crypto/ripemd160.h" +#include "crypto/common.h" #include // Internal implementation code. namespace { -/** Read 4 bytes, and interpret them as a 32-bit unsigned little-endian integer. */ -uint32_t inline ReadLE32(const unsigned char *data) { - return ((uint32_t)data[0] | (uint32_t)data[1] << 8 | (uint32_t)data[2] << 16 | (uint32_t)data[3] << 24); -} - -/** Write a 32-bit unsigned little-endian integer. */ -void inline WriteLE32(unsigned char *data, uint32_t x) { - data[0] = x; - data[1] = x >> 8; - data[2] = x >> 16; - data[3] = x >> 24; -} - /// Internal RIPEMD-160 implementation. namespace ripemd160 { @@ -199,8 +187,7 @@ CRIPEMD160& CRIPEMD160::Write(const unsigned char *data, size_t len) { void CRIPEMD160::Finalize(unsigned char *hash) { static const unsigned char pad[64] = {0x80}; unsigned char sizedesc[8]; - WriteLE32(sizedesc, bytes << 3); - WriteLE32(sizedesc+4, bytes >> 29); + WriteLE64(sizedesc, bytes << 3); Write(pad, 1 + ((119 - (bytes % 64)) % 64)); Write(sizedesc, 8); WriteLE32(hash, s[0]); -- cgit v1.2.3