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Split off hash.h from util.h

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This commit is contained in:
Pieter Wuille 2012-12-18 20:56:21 +01:00 committed by Pieter Wuille
parent 6940626d08
commit 0fb9073edd
7 changed files with 121 additions and 107 deletions
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1
bitcoin-qt.pro
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@ -144,6 +144,7 @@ HEADERS += src/qt/bitcoingui.h \
src/compat.h \
src/sync.h \
src/util.h \
src/hash.h \
src/uint256.h \
src/serialize.h \
src/main.h \

1
src/addrman.cpp
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@ -3,6 +3,7 @@
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#include "addrman.h"
#include "hash.h"
using namespace std;

116
src/hash.h Normal file
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@ -0,0 +1,116 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef BITCOIN_HASH_H
#define BITCOIN_HASH_H
#include "uint256.h"
#include "serialize.h"
#include <openssl/sha.h>
#include <openssl/ripemd.h>
template<typename T1>
inline uint256 Hash(const T1 pbegin, const T1 pend)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256((pbegin == pend ? pblank : (unsigned char*)&pbegin[0]), (pend - pbegin) * sizeof(pbegin[0]), (unsigned char*)&hash1);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
class CHashWriter
{
private:
SHA256_CTX ctx;
public:
int nType;
int nVersion;
void Init() {
SHA256_Init(&ctx);
}
CHashWriter(int nTypeIn, int nVersionIn) : nType(nTypeIn), nVersion(nVersionIn) {
Init();
}
CHashWriter& write(const char *pch, size_t size) {
SHA256_Update(&ctx, pch, size);
return (*this);
}
// invalidates the object
uint256 GetHash() {
uint256 hash1;
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T>
CHashWriter& operator<<(const T& obj) {
// Serialize to this stream
::Serialize(*this, obj, nType, nVersion);
return (*this);
}
};
template<typename T1, typename T2>
inline uint256 Hash(const T1 p1begin, const T1 p1end,
const T2 p2begin, const T2 p2end)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256_CTX ctx;
SHA256_Init(&ctx);
SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T1, typename T2, typename T3>
inline uint256 Hash(const T1 p1begin, const T1 p1end,
const T2 p2begin, const T2 p2end,
const T3 p3begin, const T3 p3end)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256_CTX ctx;
SHA256_Init(&ctx);
SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
SHA256_Update(&ctx, (p3begin == p3end ? pblank : (unsigned char*)&p3begin[0]), (p3end - p3begin) * sizeof(p3begin[0]));
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T>
uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=PROTOCOL_VERSION)
{
CHashWriter ss(nType, nVersion);
ss << obj;
return ss.GetHash();
}
inline uint160 Hash160(const std::vector<unsigned char>& vch)
{
uint256 hash1;
SHA256(&vch[0], vch.size(), (unsigned char*)&hash1);
uint160 hash2;
RIPEMD160((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
#endif

2
src/key.h
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@ -11,7 +11,7 @@
#include "allocators.h"
#include "serialize.h"
#include "uint256.h"
#include "util.h"
#include "hash.h"
#include <openssl/ec.h> // for EC_KEY definition

1
src/net.h
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@ -18,6 +18,7 @@
#include "netbase.h"
#include "protocol.h"
#include "addrman.h"
#include "hash.h"
class CNode;
class CBlockIndex;

1
src/netbase.cpp
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@ -6,6 +6,7 @@
#include "netbase.h"
#include "util.h"
#include "sync.h"
#include "hash.h"
#ifndef WIN32
#include <sys/fcntl.h>

106
src/util.h
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@ -24,9 +24,6 @@ typedef int pid_t; /* define for Windows compatibility */
#include <boost/date_time/gregorian/gregorian_types.hpp>
#include <boost/date_time/posix_time/posix_time_types.hpp>
#include <openssl/sha.h>
#include <openssl/ripemd.h>
#include "netbase.h" // for AddTimeData
typedef long long int64;
@ -414,109 +411,6 @@ bool SoftSetBoolArg(const std::string& strArg, bool fValue);
template<typename T1>
inline uint256 Hash(const T1 pbegin, const T1 pend)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256((pbegin == pend ? pblank : (unsigned char*)&pbegin[0]), (pend - pbegin) * sizeof(pbegin[0]), (unsigned char*)&hash1);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
class CHashWriter
{
private:
SHA256_CTX ctx;
public:
int nType;
int nVersion;
void Init() {
SHA256_Init(&ctx);
}
CHashWriter(int nTypeIn, int nVersionIn) : nType(nTypeIn), nVersion(nVersionIn) {
Init();
}
CHashWriter& write(const char *pch, size_t size) {
SHA256_Update(&ctx, pch, size);
return (*this);
}
// invalidates the object
uint256 GetHash() {
uint256 hash1;
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T>
CHashWriter& operator<<(const T& obj) {
// Serialize to this stream
::Serialize(*this, obj, nType, nVersion);
return (*this);
}
};
template<typename T1, typename T2>
inline uint256 Hash(const T1 p1begin, const T1 p1end,
const T2 p2begin, const T2 p2end)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256_CTX ctx;
SHA256_Init(&ctx);
SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T1, typename T2, typename T3>
inline uint256 Hash(const T1 p1begin, const T1 p1end,
const T2 p2begin, const T2 p2end,
const T3 p3begin, const T3 p3end)
{
static unsigned char pblank[1];
uint256 hash1;
SHA256_CTX ctx;
SHA256_Init(&ctx);
SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
SHA256_Update(&ctx, (p3begin == p3end ? pblank : (unsigned char*)&p3begin[0]), (p3end - p3begin) * sizeof(p3begin[0]));
SHA256_Final((unsigned char*)&hash1, &ctx);
uint256 hash2;
SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
template<typename T>
uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=PROTOCOL_VERSION)
{
CHashWriter ss(nType, nVersion);
ss << obj;
return ss.GetHash();
}
inline uint160 Hash160(const std::vector<unsigned char>& vch)
{
uint256 hash1;
SHA256(&vch[0], vch.size(), (unsigned char*)&hash1);
uint160 hash2;
RIPEMD160((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
return hash2;
}
/** Median filter over a stream of values.
* Returns the median of the last N numbers
*/