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https://git.wownero.com/wownero/wownero.git
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f8213c0644
The default behavior for hex string parsing would allow the last digit to be made from a single hexadecimal character, which is correct, but we typically do not want that as it gets confusing and easy to not spot wrong input size.
748 lines
20 KiB
C++
748 lines
20 KiB
C++
// Copyright (c) 2006-2013, Andrey N. Sabelnikov, www.sabelnikov.net
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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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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * 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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// * Neither the name of the Andrey N. Sabelnikov nor the
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// names of its contributors may be used to endorse or promote products
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// derived from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER BE LIABLE FOR ANY
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// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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#ifndef _STRING_TOOLS_H_
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#define _STRING_TOOLS_H_
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//#include <objbase.h>
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#include <locale>
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#include <cstdlib>
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#include <iomanip>
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//#include <strsafe.h>
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#include <boost/uuid/uuid.hpp>
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#include <boost/uuid/uuid_io.hpp>
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#include <boost/lexical_cast.hpp>
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#include <boost/asio.hpp>
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#include <boost/algorithm/string/compare.hpp>
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#include <boost/algorithm/string.hpp>
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#include "warnings.h"
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#ifndef OUT
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#define OUT
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#endif
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#ifdef WINDOWS_PLATFORM
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#pragma comment (lib, "Rpcrt4.lib")
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#endif
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namespace epee
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{
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namespace string_tools
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{
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inline std::wstring get_str_from_guid(const boost::uuids::uuid& rid)
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{
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return boost::lexical_cast<std::wstring>(rid);
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}
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//----------------------------------------------------------------------------
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inline std::string get_str_from_guid_a(const boost::uuids::uuid& rid)
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{
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return boost::lexical_cast<std::string>(rid);
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}
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//----------------------------------------------------------------------------
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inline bool get_guid_from_string( boost::uuids::uuid& inetifer, std::wstring str_id)
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{
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if(str_id.size() < 36)
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return false;
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if('{' == *str_id.begin())
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str_id.erase(0, 1);
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if('}' == *(--str_id.end()))
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str_id.erase(--str_id.end());
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try
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{
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inetifer = boost::lexical_cast<boost::uuids::uuid>(str_id);
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return true;
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}
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catch(...)
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{
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return false;
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}
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}
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//----------------------------------------------------------------------------
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inline bool get_guid_from_string(OUT boost::uuids::uuid& inetifer, const std::string& str_id)
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{
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std::string local_str_id = str_id;
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if(local_str_id.size() < 36)
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return false;
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if('{' == *local_str_id.begin())
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local_str_id.erase(0, 1);
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if('}' == *(--local_str_id.end()))
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local_str_id.erase(--local_str_id.end());
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try
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{
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inetifer = boost::lexical_cast<boost::uuids::uuid>(local_str_id);
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return true;
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}
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catch(...)
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{
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return false;
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}
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}
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//----------------------------------------------------------------------------
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template<class CharT>
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std::basic_string<CharT> buff_to_hex(const std::basic_string<CharT>& s)
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{
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using namespace std;
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basic_stringstream<CharT> hexStream;
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hexStream << hex << noshowbase << setw(2);
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for(typename std::basic_string<CharT>::const_iterator it = s.begin(); it != s.end(); it++)
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{
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hexStream << "0x"<< static_cast<unsigned int>(static_cast<unsigned char>(*it)) << " ";
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}
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return hexStream.str();
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}
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//----------------------------------------------------------------------------
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template<class CharT>
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std::basic_string<CharT> buff_to_hex_nodelimer(const std::basic_string<CharT>& s)
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{
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using namespace std;
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basic_stringstream<CharT> hexStream;
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hexStream << hex << noshowbase;
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for(typename std::basic_string<CharT>::const_iterator it = s.begin(); it != s.end(); it++)
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{
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hexStream << setw(2) << setfill('0') << static_cast<unsigned int>(static_cast<unsigned char>(*it));
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}
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return hexStream.str();
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}
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//----------------------------------------------------------------------------
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template<class CharT>
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bool parse_hexstr_to_binbuff(const std::basic_string<CharT>& s, std::basic_string<CharT>& res, bool allow_partial_byte = false)
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{
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res.clear();
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if (!allow_partial_byte && (s.size() & 1))
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return false;
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try
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{
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long v = 0;
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for(size_t i = 0; i < (s.size() + 1) / 2; i++)
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{
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CharT byte_str[3];
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size_t copied = s.copy(byte_str, 2, 2 * i);
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byte_str[copied] = CharT(0);
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CharT* endptr;
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v = strtoul(byte_str, &endptr, 16);
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if (v < 0 || 0xFF < v || endptr != byte_str + copied)
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{
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return false;
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}
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res.push_back(static_cast<unsigned char>(v));
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}
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return true;
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}catch(...)
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{
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return false;
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}
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}
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//----------------------------------------------------------------------------
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template<class t_pod_type>
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bool parse_tpod_from_hex_string(const std::string& str_hash, t_pod_type& t_pod)
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{
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std::string buf;
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bool res = epee::string_tools::parse_hexstr_to_binbuff(str_hash, buf);
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if (!res || buf.size() != sizeof(t_pod_type))
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{
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return false;
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}
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else
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{
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buf.copy(reinterpret_cast<char *>(&t_pod), sizeof(t_pod_type));
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return true;
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}
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}
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//----------------------------------------------------------------------------
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PUSH_WARNINGS
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DISABLE_GCC_WARNING(maybe-uninitialized)
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template<class XType>
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inline bool get_xtype_from_string(OUT XType& val, const std::string& str_id)
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{
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if (std::is_integral<XType>::value && !std::numeric_limits<XType>::is_signed && !std::is_same<XType, bool>::value)
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{
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for (char c : str_id)
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{
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if (!std::isdigit(c))
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return false;
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}
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}
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try
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{
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val = boost::lexical_cast<XType>(str_id);
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return true;
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}
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catch(std::exception& /*e*/)
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{
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//const char* pmsg = e.what();
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return false;
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}
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catch(...)
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{
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return false;
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}
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return true;
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}
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POP_WARNINGS
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//---------------------------------------------------
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template<typename int_t>
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bool get_xnum_from_hex_string(const std::string str, int_t& res )
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{
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try
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{
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std::stringstream ss;
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ss << std::hex << str;
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ss >> res;
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return true;
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}
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catch(...)
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{
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return false;
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}
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}
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//----------------------------------------------------------------------------
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template<class XType>
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inline bool xtype_to_string(const XType& val, std::string& str)
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{
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try
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{
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str = boost::lexical_cast<std::string>(val);
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}
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catch(...)
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{
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return false;
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}
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return true;
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}
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typedef std::map<std::string, std::string> command_line_params_a;
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typedef std::map<std::wstring, std::wstring> command_line_params_w;
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template<class t_string>
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bool parse_commandline(std::map<t_string, t_string>& res, int argc, char** argv)
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{
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t_string key;
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for(int i = 1; i < argc; i++)
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{
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if(!argv[i])
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break;
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t_string s = argv[i];
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std::string::size_type p = s.find('=');
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if(std::string::npos == p)
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{
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res[s] = "";
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}else
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{
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std::string ss;
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t_string nm = s.substr(0, p);
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t_string vl = s.substr(p+1, s.size());
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res[nm] = vl;
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}
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}
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return true;
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}
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/* template<typename t_type>
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bool get_xparam_from_command_line(const std::map<std::string, std::string>& res, const std::basic_string<typename t_string::value_type> & key, t_type& val)
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{
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}
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*/
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template<class t_string, typename t_type>
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bool get_xparam_from_command_line(const std::map<t_string, t_string>& res, const t_string & key, t_type& val)
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{
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typename std::map<t_string, t_string>::const_iterator it = res.find(key);
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if(it == res.end())
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return false;
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if(it->second.size())
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{
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return get_xtype_from_string(val, it->second);
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}
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return true;
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}
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template<class t_string, typename t_type>
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t_type get_xparam_from_command_line(const std::map<t_string, t_string>& res, const t_string & key, const t_type& default_value)
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{
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typename std::map<t_string, t_string>::const_iterator it = res.find(key);
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if(it == res.end())
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return default_value;
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if(it->second.size())
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{
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t_type s;
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get_xtype_from_string(s, it->second);
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return s;
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}
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return default_value;
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}
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template<class t_string>
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bool have_in_command_line(const std::map<t_string, t_string>& res, const std::basic_string<typename t_string::value_type>& key)
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{
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typename std::map<t_string, t_string>::const_iterator it = res.find(key);
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if(it == res.end())
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return false;
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return true;
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}
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//----------------------------------------------------------------------------
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//#ifdef _WINSOCK2API_
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inline std::string get_ip_string_from_int32(uint32_t ip)
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{
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in_addr adr;
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adr.s_addr = ip;
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const char* pbuf = inet_ntoa(adr);
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if(pbuf)
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return pbuf;
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else
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return "[failed]";
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}
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//----------------------------------------------------------------------------
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inline bool get_ip_int32_from_string(uint32_t& ip, const std::string& ip_str)
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{
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ip = inet_addr(ip_str.c_str());
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if(INADDR_NONE == ip)
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return false;
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return true;
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}
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//----------------------------------------------------------------------------
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inline bool parse_peer_from_string(uint32_t& ip, uint32_t& port, const std::string& addres)
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{
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//parse ip and address
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std::string::size_type p = addres.find(':');
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if(p == std::string::npos)
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{
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return false;
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}
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std::string ip_str = addres.substr(0, p);
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std::string port_str = addres.substr(p+1, addres.size());
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if(!get_ip_int32_from_string(ip, ip_str))
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{
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return false;
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}
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if(!get_xtype_from_string(port, port_str))
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{
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return false;
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}
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return true;
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}
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//#endif
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//----------------------------------------------------------------------------
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template<typename t>
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inline std::string get_t_as_hex_nwidth(const t& v, std::streamsize w = 8)
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{
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std::stringstream ss;
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ss << std::setfill ('0') << std::setw (w) << std::hex << std::noshowbase;
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ss << v;
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return ss.str();
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}
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inline std::string num_to_string_fast(int64_t val)
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{
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/*
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char buff[30] = {0};
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i64toa_s(val, buff, sizeof(buff)-1, 10);
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return buff;*/
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return boost::lexical_cast<std::string>(val);
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}
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//----------------------------------------------------------------------------
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inline bool string_to_num_fast(const std::string& buff, int64_t& val)
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{
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//return get_xtype_from_string(val, buff);
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#if (defined _MSC_VER)
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val = _atoi64(buff.c_str());
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#else
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val = atoll(buff.c_str());
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#endif
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/*
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* val = atoi64(buff.c_str());
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*/
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if(buff != "0" && val == 0)
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return false;
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return true;
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}
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//----------------------------------------------------------------------------
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inline bool string_to_num_fast(const std::string& buff, int& val)
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{
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val = atoi(buff.c_str());
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if(buff != "0" && val == 0)
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return false;
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return true;
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}
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//----------------------------------------------------------------------------
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#ifdef WINDOWS_PLATFORM
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inline std::string system_time_to_string(const SYSTEMTIME& st)
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{
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/*
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TIME_ZONE_INFORMATION tzi;
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GetTimeZoneInformation(&tzi);
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SystemTimeToTzSpecificLocalTime(&tzi, &stUTC, &stLocal);
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*/
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char szTime[25], szDate[25];
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::GetTimeFormatA(
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LOCALE_USER_DEFAULT, // locale
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TIME_FORCE24HOURFORMAT, // options
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&st, // time
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NULL, // time format string
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szTime, // formatted string buffer
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25 // size of string buffer
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);
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::GetDateFormatA(
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LOCALE_USER_DEFAULT, // locale
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NULL, // options
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&st, // date
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NULL, // date format
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szDate, // formatted string buffer
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25 // size of buffer
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);
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szTime[24] = szDate[24] = 0; //be happy :)
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std::string res = szDate;
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(res += " " )+= szTime;
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return res;
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}
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#endif
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//----------------------------------------------------------------------------
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inline bool compare_no_case(const std::string& str1, const std::string& str2)
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{
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return !boost::iequals(str1, str2);
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}
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//----------------------------------------------------------------------------
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inline bool compare_no_case(const std::wstring& str1, const std::wstring& str2)
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{
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return !boost::iequals(str1, str2);
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}
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//----------------------------------------------------------------------------
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inline bool is_match_prefix(const std::wstring& str1, const std::wstring& prefix)
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{
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if(prefix.size()>str1.size())
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return false;
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if(!compare_no_case(str1.substr(0, prefix.size()), prefix))
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return true;
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else
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return false;
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}
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//----------------------------------------------------------------------------
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inline bool is_match_prefix(const std::string& str1, const std::string& prefix)
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{
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if(prefix.size()>str1.size())
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return false;
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if(!compare_no_case(str1.substr(0, prefix.size()), prefix))
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return true;
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else
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return false;
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}
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//----------------------------------------------------------------------------
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inline std::string& get_current_module_name()
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{
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static std::string module_name;
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return module_name;
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}
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//----------------------------------------------------------------------------
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inline std::string& get_current_module_folder()
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{
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static std::string module_folder;
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return module_folder;
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}
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//----------------------------------------------------------------------------
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#ifdef _WIN32
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inline std::string get_current_module_path()
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{
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char pname [5000] = {0};
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GetModuleFileNameA( NULL, pname, sizeof(pname));
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pname[sizeof(pname)-1] = 0; //be happy ;)
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return pname;
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}
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#endif
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//----------------------------------------------------------------------------
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inline bool set_module_name_and_folder(const std::string& path_to_process_)
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{
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std::string path_to_process = path_to_process_;
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#ifdef _WIN32
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path_to_process = get_current_module_path();
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#endif
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std::string::size_type a = path_to_process.rfind( '\\' );
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if(a == std::string::npos )
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{
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a = path_to_process.rfind( '/' );
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}
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if ( a != std::string::npos )
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{
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get_current_module_name() = path_to_process.substr(a+1, path_to_process.size());
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get_current_module_folder() = path_to_process.substr(0, a);
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return true;
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}else
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return false;
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}
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//----------------------------------------------------------------------------
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inline bool trim_left(std::string& str)
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{
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for(std::string::iterator it = str.begin(); it!= str.end() && isspace(static_cast<unsigned char>(*it));)
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str.erase(str.begin());
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return true;
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}
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//----------------------------------------------------------------------------
|
|
inline bool trim_right(std::string& str)
|
|
{
|
|
|
|
for(std::string::reverse_iterator it = str.rbegin(); it!= str.rend() && isspace(static_cast<unsigned char>(*it));)
|
|
str.erase( --((it++).base()));
|
|
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
inline std::string& trim(std::string& str)
|
|
{
|
|
|
|
trim_left(str);
|
|
trim_right(str);
|
|
return str;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
inline std::string trim(const std::string& str_)
|
|
{
|
|
std::string str = str_;
|
|
trim_left(str);
|
|
trim_right(str);
|
|
return str;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
template<class t_pod_type>
|
|
std::string pod_to_hex(const t_pod_type& s)
|
|
{
|
|
std::string buff;
|
|
buff.assign(reinterpret_cast<const char*>(&s), sizeof(s));
|
|
return buff_to_hex_nodelimer(buff);
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
template<class t_pod_type>
|
|
bool hex_to_pod(const std::string& hex_str, t_pod_type& s)
|
|
{
|
|
std::string hex_str_tr = trim(hex_str);
|
|
if(sizeof(s)*2 != hex_str.size())
|
|
return false;
|
|
std::string bin_buff;
|
|
if(!parse_hexstr_to_binbuff(hex_str_tr, bin_buff))
|
|
return false;
|
|
if(bin_buff.size()!=sizeof(s))
|
|
return false;
|
|
|
|
s = *(t_pod_type*)bin_buff.data();
|
|
return true;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
inline std::string get_extension(const std::string& str)
|
|
{
|
|
std::string res;
|
|
std::string::size_type pos = str.rfind('.');
|
|
if(std::string::npos == pos)
|
|
return res;
|
|
|
|
res = str.substr(pos+1, str.size()-pos);
|
|
return res;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
inline std::string get_filename_from_path(const std::string& str)
|
|
{
|
|
std::string res;
|
|
std::string::size_type pos = str.rfind('\\');
|
|
if(std::string::npos == pos)
|
|
return str;
|
|
|
|
res = str.substr(pos+1, str.size()-pos);
|
|
return res;
|
|
}
|
|
//----------------------------------------------------------------------------
|
|
|
|
|
|
|
|
inline std::string cut_off_extension(const std::string& str)
|
|
{
|
|
std::string res;
|
|
std::string::size_type pos = str.rfind('.');
|
|
if(std::string::npos == pos)
|
|
return str;
|
|
|
|
res = str.substr(0, pos);
|
|
return res;
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
#ifdef _WININET_
|
|
inline std::string get_string_from_systemtime(const SYSTEMTIME& sys_time)
|
|
{
|
|
std::string result_string;
|
|
|
|
char buff[100] = {0};
|
|
BOOL res = ::InternetTimeFromSystemTimeA(&sys_time, INTERNET_RFC1123_FORMAT, buff, 99);
|
|
if(!res)
|
|
{
|
|
LOG_ERROR("Failed to load SytemTime to string");
|
|
}
|
|
|
|
result_string = buff;
|
|
return result_string;
|
|
|
|
}
|
|
//-------------------------------------------------------------------------------------
|
|
inline SYSTEMTIME get_systemtime_from_string(const std::string& buff)
|
|
{
|
|
SYSTEMTIME result_time = {0};
|
|
|
|
BOOL res = ::InternetTimeToSystemTimeA(buff.c_str(), &result_time, NULL);
|
|
if(!res)
|
|
{
|
|
LOG_ERROR("Failed to load SytemTime from string " << buff << "interval set to 15 minutes");
|
|
}
|
|
|
|
return result_time;
|
|
}
|
|
#endif
|
|
|
|
#ifdef WINDOWS_PLATFORM
|
|
static const DWORD INFO_BUFFER_SIZE = 10000;
|
|
|
|
static const wchar_t* get_pc_name()
|
|
{
|
|
static wchar_t info[INFO_BUFFER_SIZE];
|
|
static DWORD bufCharCount = INFO_BUFFER_SIZE;
|
|
static bool init = false;
|
|
|
|
if (!init) {
|
|
if (!GetComputerNameW( info, &bufCharCount ))
|
|
info[0] = 0;
|
|
else
|
|
init = true;
|
|
}
|
|
|
|
return info;
|
|
}
|
|
|
|
static const wchar_t* get_user_name()
|
|
{
|
|
static wchar_t info[INFO_BUFFER_SIZE];
|
|
static DWORD bufCharCount = INFO_BUFFER_SIZE;
|
|
static bool init = false;
|
|
|
|
if (!init) {
|
|
if (!GetUserNameW( info, &bufCharCount ))
|
|
info[0] = 0;
|
|
else
|
|
init = true;
|
|
}
|
|
|
|
return info;
|
|
}
|
|
#endif
|
|
|
|
#ifdef _LM_
|
|
static const wchar_t* get_domain_name()
|
|
{
|
|
static wchar_t info[INFO_BUFFER_SIZE];
|
|
static DWORD bufCharCount = 0;
|
|
static bool init = false;
|
|
|
|
if (!init) {
|
|
LPWSTR domain( NULL );
|
|
NETSETUP_JOIN_STATUS status;
|
|
info[0] = 0;
|
|
|
|
if (NET_API_STATUS result = NetGetJoinInformation( NULL, &domain, &status ))
|
|
{
|
|
LOG_ERROR("get_domain_name error: " << log_space::get_win32_err_descr(result));
|
|
} else
|
|
{
|
|
StringCchCopyW( info, sizeof(info)/sizeof( info[0] ), domain );
|
|
NetApiBufferFree((void*)domain);
|
|
init = true;
|
|
}
|
|
}
|
|
|
|
return info;
|
|
}
|
|
#endif
|
|
#ifdef WINDOWS_PLATFORM
|
|
inline
|
|
std::string load_resource_string_a(int id, const char* pmodule_name = NULL)
|
|
{
|
|
//slow realization
|
|
HMODULE h = ::GetModuleHandleA( pmodule_name );
|
|
|
|
char buff[2000] = {0};
|
|
|
|
::LoadStringA( h, id, buff, sizeof(buff));
|
|
buff[sizeof(buff)-1] = 0; //be happy :)
|
|
return buff;
|
|
}
|
|
inline
|
|
std::wstring load_resource_string_w(int id, const char* pmodule_name = NULL)
|
|
{
|
|
//slow realization
|
|
HMODULE h = ::GetModuleHandleA( pmodule_name );
|
|
|
|
wchar_t buff[2000] = {0};
|
|
|
|
::LoadStringW( h, id, buff, sizeof(buff) / sizeof( buff[0] ) );
|
|
buff[(sizeof(buff)/sizeof(buff[0]))-1] = 0; //be happy :)
|
|
return buff;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
#endif //_STRING_TOOLS_H_
|