mirror of
https://github.com/ZLMediaKit/ZLMediaKit.git
synced 2024-11-01 00:57:28 +08:00
193 lines
4.7 KiB
C++
193 lines
4.7 KiB
C++
/*
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* MIT License
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*
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* Copyright (c) 2016-2019 xiongziliang <771730766@qq.com>
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*
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* This file is part of ZLMediaKit(https://github.com/xiongziliang/ZLMediaKit).
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#include <string.h>
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#include "strCoding.h"
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#if defined(_WIN32)
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#include <windows.h>
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#endif//defined(_WIN32)
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namespace mediakit {
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//////////////////////////通用///////////////////////
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void UTF8ToUnicode(wchar_t* pOut, const char *pText)
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{
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char* uchar = (char *)pOut;
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uchar[1] = ((pText[0] & 0x0F) << 4) + ((pText[1] >> 2) & 0x0F);
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uchar[0] = ((pText[1] & 0x03) << 6) + (pText[2] & 0x3F);
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return;
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}
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void UnicodeToUTF8(char* pOut, const wchar_t* pText)
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{
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// 注意 WCHAR高低字的顺序,低字节在前,高字节在后
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const char* pchar = (const char *)pText;
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pOut[0] = (0xE0 | ((pchar[1] & 0xF0) >> 4));
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pOut[1] = (0x80 | ((pchar[1] & 0x0F) << 2)) + ((pchar[0] & 0xC0) >> 6);
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pOut[2] = (0x80 | (pchar[0] & 0x3F));
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return;
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}
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char CharToInt(char ch)
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{
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if (ch >= '0' && ch <= '9')return (char)(ch - '0');
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if (ch >= 'a' && ch <= 'f')return (char)(ch - 'a' + 10);
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if (ch >= 'A' && ch <= 'F')return (char)(ch - 'A' + 10);
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return -1;
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}
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char StrToBin(const char *str)
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{
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char tempWord[2];
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char chn;
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tempWord[0] = CharToInt(str[0]); //make the B to 11 -- 00001011
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tempWord[1] = CharToInt(str[1]); //make the 0 to 0 -- 00000000
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chn = (tempWord[0] << 4) | tempWord[1]; //to change the BO to 10110000
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return chn;
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}
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string strCoding::UrlEncode(const string &str) {
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string dd;
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size_t len = str.size();
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for (size_t i = 0; i < len; i++) {
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if (isalnum((uint8_t)str[i])) {
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char tempbuff[2];
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sprintf(tempbuff, "%c", str[i]);
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dd.append(tempbuff);
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}
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else if (isspace((uint8_t)str[i])) {
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dd.append("+");
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}
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else {
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char tempbuff[4];
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sprintf(tempbuff, "%%%X%X", (uint8_t)str[i] >> 4,(uint8_t)str[i] % 16);
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dd.append(tempbuff);
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}
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}
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return dd;
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}
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string strCoding::UrlDecode(const string &str) {
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string output = "";
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char tmp[2];
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int i = 0, len = str.length();
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while (i < len) {
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if (str[i] == '%') {
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tmp[0] = str[i + 1];
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tmp[1] = str[i + 2];
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output += StrToBin(tmp);
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i = i + 3;
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}
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else if (str[i] == '+') {
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output += ' ';
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i++;
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}
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else {
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output += str[i];
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i++;
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}
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}
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return output;
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}
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///////////////////////////////windows专用///////////////////////////////////
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#if defined(_WIN32)
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void UnicodeToGB2312(char* pOut, wchar_t uData)
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{
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WideCharToMultiByte(CP_ACP, NULL, &uData, 1, pOut, sizeof(wchar_t), NULL, NULL);
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}
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void Gb2312ToUnicode(wchar_t* pOut, const char *gbBuffer)
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{
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MultiByteToWideChar(CP_ACP, MB_PRECOMPOSED, gbBuffer, 2, pOut, 1);
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}
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string strCoding::UTF8ToGB2312(const string &str) {
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auto len = str.size();
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auto pText = str.data();
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char Ctemp[4] = {0};
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char *pOut = new char[len + 1];
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memset(pOut, 0, len + 1);
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int i = 0, j = 0;
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while (i < len)
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{
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if (pText[i] >= 0)
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{
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pOut[j++] = pText[i++];
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}
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else
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{
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wchar_t Wtemp;
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UTF8ToUnicode(&Wtemp, pText + i);
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UnicodeToGB2312(Ctemp, Wtemp);
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pOut[j] = Ctemp[0];
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pOut[j + 1] = Ctemp[1];
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i += 3;
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j += 2;
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}
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}
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string ret = pOut;
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delete[] pOut;
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return ret;
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}
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string strCoding::GB2312ToUTF8(const string &str) {
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auto len = str.size();
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auto pText = str.data();
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char buf[4] = { 0 };
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int nLength = len * 3;
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char* pOut = new char[nLength];
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memset(pOut, 0, nLength);
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int i = 0, j = 0;
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while (i < len)
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{
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//如果是英文直接复制就可以
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if (*(pText + i) >= 0)
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{
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pOut[j++] = pText[i++];
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}
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else
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{
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wchar_t pbuffer;
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Gb2312ToUnicode(&pbuffer, pText + i);
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UnicodeToUTF8(buf, &pbuffer);
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pOut[j] = buf[0];
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pOut[j + 1] = buf[1];
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pOut[j + 2] = buf[2];
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j += 3;
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i += 2;
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}
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}
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string ret = pOut;
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delete[] pOut;
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return ret;
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}
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#endif//defined(_WIN32)
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} /* namespace mediakit */
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