summaryrefslogtreecommitdiff
path: root/src/server/shared/Cryptography/BigNumber.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/server/shared/Cryptography/BigNumber.cpp')
-rw-r--r--src/server/shared/Cryptography/BigNumber.cpp202
1 files changed, 0 insertions, 202 deletions
diff --git a/src/server/shared/Cryptography/BigNumber.cpp b/src/server/shared/Cryptography/BigNumber.cpp
deleted file mode 100644
index 0010a7b839..0000000000
--- a/src/server/shared/Cryptography/BigNumber.cpp
+++ /dev/null
@@ -1,202 +0,0 @@
-/*
- * Copyright (C)
- * Copyright (C)
- *
- * 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 <ace/Guard_T.h>
-
-#include "Cryptography/BigNumber.h"
-#include <openssl/bn.h>
-#include <openssl/crypto.h>
-#include <algorithm>
-#include <ace/Auto_Ptr.h>
-
-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);
-}
-
-ACE_Auto_Array_Ptr<uint8> BigNumber::AsByteArray(int32 minSize, bool littleEndian)
-{
- int length = (minSize >= GetNumBytes()) ? minSize : GetNumBytes();
-
- uint8* array = new uint8[length];
-
- // If we need more bytes than length of BigNumber set the rest to 0
- if (length > GetNumBytes())
- 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 + length);
-
- ACE_Auto_Array_Ptr<uint8> ret(array);
- return ret;
-}
-
-char * BigNumber::AsHexStr() const
-{
- return BN_bn2hex(_bn);
-}
-
-char * BigNumber::AsDecStr() const
-{
- return BN_bn2dec(_bn);
-}
-