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authorStormBytePP <stormbyte@gmail.com>2015-08-19 19:02:10 +0200
committerStormBytePP <stormbyte@gmail.com>2015-08-21 17:52:42 +0200
commit1d2aafd39bcb79a67357d198ce9b2345642fdd39 (patch)
treec32cf1c3717625c60da59c82ba5a4fca2530119a /src/server/shared/Cryptography/BigNumber.cpp
parent172293acee1607727ebd8070ab3e1390590d02a8 (diff)
Core/Build: Merge common library and move database out of shared
Diffstat (limited to 'src/server/shared/Cryptography/BigNumber.cpp')
-rw-r--r--src/server/shared/Cryptography/BigNumber.cpp213
1 files changed, 0 insertions, 213 deletions
diff --git a/src/server/shared/Cryptography/BigNumber.cpp b/src/server/shared/Cryptography/BigNumber.cpp
deleted file mode 100644
index 5be425a3d16..00000000000
--- a/src/server/shared/Cryptography/BigNumber.cpp
+++ /dev/null
@@ -1,213 +0,0 @@
-/*
- * Copyright (C) 2008-2015 TrinityCore <http://www.trinitycore.org/>
- * Copyright (C) 2005-2009 MaNGOS <http://getmangos.com/>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "Cryptography/BigNumber.h"
-#include <openssl/bn.h>
-#include <openssl/crypto.h>
-#include <cstring>
-#include <algorithm>
-#include <memory>
-
-BigNumber::BigNumber()
- : _bn(BN_new())
-{ }
-
-BigNumber::BigNumber(BigNumber const& bn)
- : _bn(BN_dup(bn._bn))
-{ }
-
-BigNumber::BigNumber(uint32 val)
- : _bn(BN_new())
-{
- BN_set_word(_bn, val);
-}
-
-BigNumber::~BigNumber()
-{
- BN_free(_bn);
-}
-
-void BigNumber::SetDword(uint32 val)
-{
- BN_set_word(_bn, val);
-}
-
-void BigNumber::SetQword(uint64 val)
-{
- BN_set_word(_bn, (uint32)(val >> 32));
- BN_lshift(_bn, _bn, 32);
- BN_add_word(_bn, (uint32)(val & 0xFFFFFFFF));
-}
-
-void BigNumber::SetBinary(uint8 const* bytes, int32 len)
-{
- uint8* array = new uint8[len];
-
- for (int i = 0; i < len; i++)
- array[i] = bytes[len - 1 - i];
-
- BN_bin2bn(array, len, _bn);
-
- delete[] array;
-}
-
-void BigNumber::SetHexStr(char const* str)
-{
- BN_hex2bn(&_bn, str);
-}
-
-void BigNumber::SetRand(int32 numbits)
-{
- BN_rand(_bn, numbits, 0, 1);
-}
-
-BigNumber& BigNumber::operator=(BigNumber const& bn)
-{
- if (this == &bn)
- return *this;
-
- BN_copy(_bn, bn._bn);
- return *this;
-}
-
-BigNumber BigNumber::operator+=(BigNumber const& bn)
-{
- BN_add(_bn, _bn, bn._bn);
- return *this;
-}
-
-BigNumber BigNumber::operator-=(BigNumber const& bn)
-{
- BN_sub(_bn, _bn, bn._bn);
- return *this;
-}
-
-BigNumber BigNumber::operator*=(BigNumber const& bn)
-{
- BN_CTX *bnctx;
-
- bnctx = BN_CTX_new();
- BN_mul(_bn, _bn, bn._bn, bnctx);
- BN_CTX_free(bnctx);
-
- return *this;
-}
-
-BigNumber BigNumber::operator/=(BigNumber const& bn)
-{
- BN_CTX *bnctx;
-
- bnctx = BN_CTX_new();
- BN_div(_bn, NULL, _bn, bn._bn, bnctx);
- BN_CTX_free(bnctx);
-
- return *this;
-}
-
-BigNumber BigNumber::operator%=(BigNumber const& bn)
-{
- BN_CTX *bnctx;
-
- bnctx = BN_CTX_new();
- BN_mod(_bn, _bn, bn._bn, bnctx);
- BN_CTX_free(bnctx);
-
- return *this;
-}
-
-BigNumber BigNumber::Exp(BigNumber const& bn)
-{
- BigNumber ret;
- BN_CTX *bnctx;
-
- bnctx = BN_CTX_new();
- BN_exp(ret._bn, _bn, bn._bn, bnctx);
- BN_CTX_free(bnctx);
-
- return ret;
-}
-
-BigNumber BigNumber::ModExp(BigNumber const& bn1, BigNumber const& bn2)
-{
- BigNumber ret;
- BN_CTX *bnctx;
-
- bnctx = BN_CTX_new();
- BN_mod_exp(ret._bn, _bn, bn1._bn, bn2._bn, bnctx);
- BN_CTX_free(bnctx);
-
- return ret;
-}
-
-int32 BigNumber::GetNumBytes(void)
-{
- return BN_num_bytes(_bn);
-}
-
-uint32 BigNumber::AsDword()
-{
- return (uint32)BN_get_word(_bn);
-}
-
-bool BigNumber::IsZero() const
-{
- return BN_is_zero(_bn);
-}
-
-bool BigNumber::IsNegative() const
-{
- return BN_is_negative(_bn);
-}
-
-std::unique_ptr<uint8[]> BigNumber::AsByteArray(int32 minSize, bool littleEndian)
-{
- int numBytes = GetNumBytes();
- int length = (minSize >= numBytes) ? minSize : numBytes;
-
- uint8* array = new uint8[length];
-
- // If we need more bytes than length of BigNumber set the rest to 0
- if (length > numBytes)
- memset((void*)array, 0, length);
-
- BN_bn2bin(_bn, (unsigned char *)array);
-
- // openssl's BN stores data internally in big endian format, reverse if little endian desired
- if (littleEndian)
- std::reverse(array, array + numBytes);
-
- std::unique_ptr<uint8[]> ret(array);
- return ret;
-}
-
-std::string BigNumber::AsHexStr() const
-{
- char* ch = BN_bn2hex(_bn);
- std::string ret = ch;
- OPENSSL_free(ch);
- return ret;
-}
-
-std::string BigNumber::AsDecStr() const
-{
- char* ch = BN_bn2dec(_bn);
- std::string ret = ch;
- OPENSSL_free(ch);
- return ret;
-}
-