forked from soutade/libgourou
174 lines
3.7 KiB
C++
174 lines
3.7 KiB
C++
/*
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Copyright 2021 Grégory Soutadé
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This file is part of libgourou.
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libgourou is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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libgourou is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with libgourou. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include <base64/Base64.h>
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#include <bytearray.h>
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namespace gourou
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{
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std::map<const unsigned char*, int> ByteArray::refCounter;
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ByteArray::ByteArray():_data(0), _length(0)
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{}
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ByteArray::ByteArray(const unsigned char* data, unsigned int length)
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{
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initData(data, length);
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}
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ByteArray::ByteArray(const char* data, int length)
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{
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if (length == -1)
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length = strlen(data) + 1;
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initData((const unsigned char*)data, (unsigned int) length);
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}
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ByteArray::ByteArray(const std::string& str)
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{
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initData((unsigned char*)str.c_str(), (unsigned int)str.length() + 1);
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}
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void ByteArray::initData(const unsigned char* data, unsigned int length)
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{
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_data = new unsigned char[length];
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memcpy((void*)_data, data, length);
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_length = length;
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addRef();
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}
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ByteArray::ByteArray(const ByteArray& other)
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{
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this->_data = other._data;
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this->_length = other._length;
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addRef();
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}
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ByteArray& ByteArray::operator=(const ByteArray& other)
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{
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delRef();
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this->_data = other._data;
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this->_length = other._length;
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addRef();
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return *this;
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}
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ByteArray::~ByteArray()
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{
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delRef();
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}
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void ByteArray::addRef()
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{
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if (!_data) return;
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if (refCounter.count(_data) == 0)
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refCounter[_data] = 1;
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else
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refCounter[_data]++;
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}
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void ByteArray::delRef()
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{
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if (!_data) return;
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if (refCounter[_data] == 1)
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{
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delete[] _data;
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refCounter.erase(_data);
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}
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else
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refCounter[_data]--;
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}
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ByteArray ByteArray::fromBase64(const ByteArray& other)
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{
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std::string b64;
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macaron::Base64::Decode(std::string((char*)other._data, other._length), b64);
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return ByteArray(b64);
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}
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ByteArray ByteArray::fromBase64(const char* data, int length)
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{
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std::string b64;
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if (length == -1)
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length = strlen(data);
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macaron::Base64::Decode(std::string(data, length), b64);
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return ByteArray(b64);
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}
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ByteArray ByteArray::fromBase64(const std::string& str)
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{
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return ByteArray::fromBase64(str.c_str(), str.length());
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}
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std::string ByteArray::toBase64()
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{
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return macaron::Base64::Encode(std::string((char*)_data, _length));
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}
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std::string ByteArray::toHex()
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{
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char* tmp = new char[_length*2+1];
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for(int i=0; i<(int)_length; i++)
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sprintf(&tmp[i*2], "%02x", _data[i]);
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tmp[_length*2] = 0;
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std::string res = tmp;
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delete[] tmp;
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return res;
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}
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void ByteArray::append(const unsigned char* data, unsigned int length)
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{
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const unsigned char* oldData = _data;
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unsigned char* newData = new unsigned char[_length+length];
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memcpy(newData, oldData, _length);
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delRef();
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memcpy(&newData[_length], data, length);
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_length += length;
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_data = newData;
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addRef();
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}
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void ByteArray::append(unsigned char c) { append(&c, 1);}
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void ByteArray::append(const char* str) { append((const unsigned char*)str, strlen(str));}
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void ByteArray::append(const std::string& str) { append((const unsigned char*)str.c_str(), str.length()); }
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}
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