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271 lines
7.7 KiB
271 lines
7.7 KiB
// 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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#include "string_tools.h"
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#include "string_tools_lexical.h"
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// Previously pulled in by ASIO, further cleanup still required ...
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#ifdef _WIN32
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# include <winsock2.h>
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# include <windows.h>
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#endif
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#include <locale>
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#include <cstdlib>
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#include <string>
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#include <type_traits>
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#include <boost/lexical_cast.hpp>
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#include <boost/algorithm/string/predicate.hpp>
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#include <boost/utility/string_ref.hpp>
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#include "misc_log_ex.h"
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#include "storages/parserse_base_utils.h"
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#include "hex.h"
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#include "memwipe.h"
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#include "mlocker.h"
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#include "span.h"
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#include "warnings.h"
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#include <ctype.h>
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#ifdef _WIN32
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# include <winsock2.h>
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#else
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# include <arpa/inet.h>
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# include <netinet/in.h>
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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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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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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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bool validate_hex(uint64_t length, const std::string& str)
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{
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if (str.size() != length)
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return false;
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for (char c: str)
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if (!isxdigit(c))
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return false;
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return true;
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}
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//----------------------------------------------------------------------------
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bool parse_peer_from_string(uint32_t& ip, uint16_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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std::string ip_str, port_str;
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if(p == std::string::npos)
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{
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port = 0;
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ip_str = addres;
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}
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else
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{
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ip_str = addres.substr(0, p);
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port_str = addres.substr(p+1, addres.size());
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}
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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(p != std::string::npos && !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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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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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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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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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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#ifdef _WIN32
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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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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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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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//----------------------------------------------------------------------------
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bool trim_right(std::string& str)
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{
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for(std::string::reverse_iterator it = str.rbegin(); it!= str.rend() && isspace(static_cast<unsigned char>(*it));)
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str.erase( --((it++).base()));
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return true;
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}
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//----------------------------------------------------------------------------
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std::string pad_string(std::string s, size_t n, char c, bool prepend)
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{
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if (s.size() < n)
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{
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if (prepend)
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s = std::string(n - s.size(), c) + s;
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else
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s.append(n - s.size(), c);
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}
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return s;
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}
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std::string get_extension(const std::string& str)
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{
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std::string res;
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std::string::size_type pos = str.rfind('.');
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if(std::string::npos == pos)
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return res;
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res = str.substr(pos+1, str.size()-pos);
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return res;
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}
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//----------------------------------------------------------------------------
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std::string cut_off_extension(const std::string& str)
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{
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std::string res;
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std::string::size_type pos = str.rfind('.');
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if(std::string::npos == pos)
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return str;
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res = str.substr(0, pos);
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return res;
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}
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//----------------------------------------------------------------------------
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#ifdef _WIN32
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std::wstring utf8_to_utf16(const std::string& str)
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{
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if (str.empty())
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return {};
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int wstr_size = MultiByteToWideChar(CP_UTF8, 0, &str[0], str.size(), NULL, 0);
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if (wstr_size == 0)
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{
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throw std::runtime_error(std::error_code(GetLastError(), std::system_category()).message());
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}
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std::wstring wstr(wstr_size, wchar_t{});
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if (!MultiByteToWideChar(CP_UTF8, 0, &str[0], str.size(), &wstr[0], wstr_size))
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{
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throw std::runtime_error(std::error_code(GetLastError(), std::system_category()).message());
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}
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return wstr;
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}
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std::string utf16_to_utf8(const std::wstring& wstr)
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{
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if (wstr.empty())
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return {};
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int str_size = WideCharToMultiByte(CP_UTF8, 0, &wstr[0], wstr.size(), NULL, 0, NULL, NULL);
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if (str_size == 0)
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{
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throw std::runtime_error(std::error_code(GetLastError(), std::system_category()).message());
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}
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std::string str(str_size, char{});
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if (!WideCharToMultiByte(CP_UTF8, 0, &wstr[0], wstr.size(), &str[0], str_size, NULL, NULL))
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{
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throw std::runtime_error(std::error_code(GetLastError(), std::system_category()).message());
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}
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return str;
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}
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#endif
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}
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}
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