179 lines
3.7 KiB
C++
179 lines
3.7 KiB
C++
/*
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* This file is a part of Tito - a cryptography library
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* and is distributed under the 2-Clause BSD licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2012, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include <fstream>
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#include "misc.h"
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namespace Tito
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{
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void AssignString(const char * src, size_t len, std::wstring & dst, bool clear)
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{
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if( clear )
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dst.clear();
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if( dst.capacity() < dst.size() + len )
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dst.reserve(dst.size() + len + 128);
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for(size_t i=0 ; i<len ; ++i )
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dst += static_cast<unsigned char>(src[i]);
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}
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void AssignString(const char * src, std::wstring & dst, bool clear)
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{
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size_t len;
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for(len=0 ; src[len] ; ++len){}
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AssignString(src, len, dst, clear);
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}
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void AssignString(const std::string & src, std::wstring & dst, bool clear)
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{
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AssignString(src.c_str(), src.size(), dst, clear);
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}
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void AssignString(const wchar_t * src, size_t len, std::string & dst, bool clear)
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{
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if( clear )
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dst.clear();
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if( dst.capacity() < dst.size() + len )
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dst.reserve(dst.size() + len + 128);
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for(size_t i=0 ; i<len ; ++i)
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dst += static_cast<char>(src[i]);
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}
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void AssignString(const wchar_t * src, std::string & dst, bool clear)
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{
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size_t len;
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for(len=0 ; src[len] ; ++len){}
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AssignString(src, len, dst, clear);
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}
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void AssignString(const std::wstring & src, std::string & dst, bool clear)
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{
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AssignString(src.c_str(), src.size(), dst, clear);
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}
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void AssignString(const char * src, size_t len, std::string & dst, bool clear)
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{
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if( clear )
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dst.clear();
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// we suppose that append is smart enough and we don't have to use reserve()
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dst.append(src, len);
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}
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void AssignString(const char * src, std::string & dst, bool clear)
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{
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size_t len;
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for(len=0 ; src[len] ; ++len){}
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AssignString(src, len, dst, clear);
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}
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void AssignString(const std::string & src, std::string & dst, bool clear)
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{
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if( clear )
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dst.clear();
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dst.append(src);
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}
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void AssignString(const wchar_t * src, size_t len, std::wstring & dst, bool clear)
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{
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if( clear )
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dst.clear();
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// we suppose that append is smart enough and we don't have to use reserve()
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dst.append(src, len);
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}
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void AssignString(const wchar_t * src, std::wstring & dst, bool clear)
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{
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size_t len;
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for(len=0 ; src[len] ; ++len){}
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AssignString(src, len, dst, clear);
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}
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void AssignString(const std::wstring & src, std::wstring & dst, bool clear)
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{
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if( clear )
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dst.clear();
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dst.append(src);
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}
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} // namespace Tito
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