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-rw-r--r--src/arith_uint256.cpp62
-rw-r--r--src/arith_uint256.h56
-rw-r--r--src/test/arith_uint256_tests.cpp31
3 files changed, 1 insertions, 148 deletions
diff --git a/src/arith_uint256.cpp b/src/arith_uint256.cpp
index 12f9e7d1b1..11df3b05c0 100644
--- a/src/arith_uint256.cpp
+++ b/src/arith_uint256.cpp
@@ -278,68 +278,6 @@ uint32_t arith_uint256::GetCompact(bool fNegative) const
return nCompact;
}
-static void inline HashMix(uint32_t& a, uint32_t& b, uint32_t& c)
-{
- // Taken from lookup3, by Bob Jenkins.
- a -= c;
- a ^= ((c << 4) | (c >> 28));
- c += b;
- b -= a;
- b ^= ((a << 6) | (a >> 26));
- a += c;
- c -= b;
- c ^= ((b << 8) | (b >> 24));
- b += a;
- a -= c;
- a ^= ((c << 16) | (c >> 16));
- c += b;
- b -= a;
- b ^= ((a << 19) | (a >> 13));
- a += c;
- c -= b;
- c ^= ((b << 4) | (b >> 28));
- b += a;
-}
-
-static void inline HashFinal(uint32_t& a, uint32_t& b, uint32_t& c)
-{
- // Taken from lookup3, by Bob Jenkins.
- c ^= b;
- c -= ((b << 14) | (b >> 18));
- a ^= c;
- a -= ((c << 11) | (c >> 21));
- b ^= a;
- b -= ((a << 25) | (a >> 7));
- c ^= b;
- c -= ((b << 16) | (b >> 16));
- a ^= c;
- a -= ((c << 4) | (c >> 28));
- b ^= a;
- b -= ((a << 14) | (a >> 18));
- c ^= b;
- c -= ((b << 24) | (b >> 8));
-}
-
-uint64_t arith_uint256::GetHash(const arith_uint256& salt) const
-{
- uint32_t a, b, c;
- a = b = c = 0xdeadbeef + (WIDTH << 2);
-
- a += pn[0] ^ salt.pn[0];
- b += pn[1] ^ salt.pn[1];
- c += pn[2] ^ salt.pn[2];
- HashMix(a, b, c);
- a += pn[3] ^ salt.pn[3];
- b += pn[4] ^ salt.pn[4];
- c += pn[5] ^ salt.pn[5];
- HashMix(a, b, c);
- a += pn[6] ^ salt.pn[6];
- b += pn[7] ^ salt.pn[7];
- HashFinal(a, b, c);
-
- return ((((uint64_t)b) << 32) | c);
-}
-
uint256 ArithToUint256(const arith_uint256 &a)
{
uint256 b;
diff --git a/src/arith_uint256.h b/src/arith_uint256.h
index b69eef6769..ec8e15997f 100644
--- a/src/arith_uint256.h
+++ b/src/arith_uint256.h
@@ -232,26 +232,6 @@ public:
void SetHex(const std::string& str);
std::string ToString() const;
- unsigned char* begin()
- {
- return (unsigned char*)&pn[0];
- }
-
- unsigned char* end()
- {
- return (unsigned char*)&pn[WIDTH];
- }
-
- const unsigned char* begin() const
- {
- return (unsigned char*)&pn[0];
- }
-
- const unsigned char* end() const
- {
- return (unsigned char*)&pn[WIDTH];
- }
-
unsigned int size() const
{
return sizeof(pn);
@@ -268,40 +248,6 @@ public:
assert(WIDTH >= 2);
return pn[0] | (uint64_t)pn[1] << 32;
}
-
- unsigned int GetSerializeSize(int nType, int nVersion) const
- {
- return sizeof(pn);
- }
-
- template<typename Stream>
- void Serialize(Stream& s, int nType, int nVersion) const
- {
- s.write((char*)pn, sizeof(pn));
- }
-
- template<typename Stream>
- void Unserialize(Stream& s, int nType, int nVersion)
- {
- s.read((char*)pn, sizeof(pn));
- }
-
- // Temporary for migration to blob160/256
- uint64_t GetCheapHash() const
- {
- return GetLow64();
- }
- void SetNull()
- {
- memset(pn, 0, sizeof(pn));
- }
- bool IsNull() const
- {
- for (int i = 0; i < WIDTH; i++)
- if (pn[i] != 0)
- return false;
- return true;
- }
};
/** 256-bit unsigned big integer. */
@@ -336,8 +282,6 @@ public:
arith_uint256& SetCompact(uint32_t nCompact, bool *pfNegative = NULL, bool *pfOverflow = NULL);
uint32_t GetCompact(bool fNegative = false) const;
- uint64_t GetHash(const arith_uint256& salt) const;
-
friend uint256 ArithToUint256(const arith_uint256 &);
friend arith_uint256 UintToArith256(const uint256 &);
};
diff --git a/src/test/arith_uint256_tests.cpp b/src/test/arith_uint256_tests.cpp
index e0c4b27259..6895367531 100644
--- a/src/test/arith_uint256_tests.cpp
+++ b/src/test/arith_uint256_tests.cpp
@@ -370,7 +370,7 @@ bool almostEqual(double d1, double d2)
return fabs(d1-d2) <= 4*fabs(d1)*std::numeric_limits<double>::epsilon();
}
-BOOST_AUTO_TEST_CASE( methods ) // GetHex SetHex begin() end() size() GetLow64 GetSerializeSize, Serialize, Unserialize
+BOOST_AUTO_TEST_CASE( methods ) // GetHex SetHex size() GetLow64 GetSerializeSize, Serialize, Unserialize
{
BOOST_CHECK(R1L.GetHex() == R1L.ToString());
BOOST_CHECK(R2L.GetHex() == R2L.ToString());
@@ -383,42 +383,13 @@ BOOST_AUTO_TEST_CASE( methods ) // GetHex SetHex begin() end() size() GetLow64 G
TmpL.SetHex(HalfL.ToString()); BOOST_CHECK(TmpL == HalfL);
TmpL.SetHex(R1L.ToString());
- BOOST_CHECK(memcmp(R1L.begin(), R1Array, 32)==0);
- BOOST_CHECK(memcmp(TmpL.begin(), R1Array, 32)==0);
- BOOST_CHECK(memcmp(R2L.begin(), R2Array, 32)==0);
- BOOST_CHECK(memcmp(ZeroL.begin(), ZeroArray, 32)==0);
- BOOST_CHECK(memcmp(OneL.begin(), OneArray, 32)==0);
BOOST_CHECK(R1L.size() == 32);
BOOST_CHECK(R2L.size() == 32);
BOOST_CHECK(ZeroL.size() == 32);
BOOST_CHECK(MaxL.size() == 32);
- BOOST_CHECK(R1L.begin() + 32 == R1L.end());
- BOOST_CHECK(R2L.begin() + 32 == R2L.end());
- BOOST_CHECK(OneL.begin() + 32 == OneL.end());
- BOOST_CHECK(MaxL.begin() + 32 == MaxL.end());
- BOOST_CHECK(TmpL.begin() + 32 == TmpL.end());
BOOST_CHECK(R1L.GetLow64() == R1LLow64);
BOOST_CHECK(HalfL.GetLow64() ==0x0000000000000000ULL);
BOOST_CHECK(OneL.GetLow64() ==0x0000000000000001ULL);
- BOOST_CHECK(R1L.GetSerializeSize(0,PROTOCOL_VERSION) == 32);
- BOOST_CHECK(ZeroL.GetSerializeSize(0,PROTOCOL_VERSION) == 32);
-
- std::stringstream ss;
- R1L.Serialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(ss.str() == std::string(R1Array,R1Array+32));
- TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(R1L == TmpL);
- ss.str("");
- ZeroL.Serialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(ss.str() == std::string(ZeroArray,ZeroArray+32));
- TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(ZeroL == TmpL);
- ss.str("");
- MaxL.Serialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(ss.str() == std::string(MaxArray,MaxArray+32));
- TmpL.Unserialize(ss,0,PROTOCOL_VERSION);
- BOOST_CHECK(MaxL == TmpL);
- ss.str("");
for (unsigned int i = 0; i < 255; ++i)
{