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轉(zhuǎn)碼。 #pragma once #include "stdafx.h" #include "string" using namespace std; class CChineseCode { public: static void UTF_8ToUnicode(wchar_t* pOut,char *pText); // 把UTF-8轉(zhuǎn)換成Unicode static void UnicodeToUTF_8(char* pOut,wchar_t* pText); //Unicode 轉(zhuǎn)換成UTF-8 static void UnicodeToGB2312(char* pOut,wchar_t uData); // 把Unicode 轉(zhuǎn)換成 GB2312 static void Gb2312ToUnicode(wchar_t* pOut,char *gbBuffer);// GB2312 轉(zhuǎn)換成 Unicode static void GB2312ToUTF_8(string& pOut,char *pText, int pLen);//GB2312 轉(zhuǎn)為 UTF-8 static void UTF_8ToGB2312(char* pOut, char *pText, int pLen);//UTF-8 轉(zhuǎn)為 GB2312 }; #include ".\chinesecode.h" void CChineseCode::UTF_8ToUnicode(wchar_t* pOut,char *pText) { char* uchar = (char *)pOut; uchar[1] = ((pText[0] & 0x0F) << 4) + ((pText[1] >> 2) & 0x0F); uchar[0] = ((pText[1] & 0x03) << 6) + (pText[2] & 0x3F); return; } void CChineseCode::UnicodeToUTF_8(char* pOut,wchar_t* pText) { // 注意 WCHAR高低字的順序,低字節(jié)在前，高字節(jié)在后 char* pchar = (char *)pText; pOut[0] = (0xE0 | ((pchar[1] & 0xF0) >> 4)); pOut[1] = (0x80 | ((pchar[1] & 0x0F) << 2)) + ((pchar[0] & 0xC0) >> 6); pOut[2] = (0x80 | (pchar[0] & 0x3F)); return; } void CChineseCode::UnicodeToGB2312(char* pOut,wchar_t uData) { WideCharToMultiByte(CP_ACP,NULL,&uData,1,pOut,sizeof(wchar_t),NULL,NULL); return; } void CChineseCode::Gb2312ToUnicode(wchar_t* pOut,char *gbBuffer) { ::MultiByteToWideChar(CP_ACP,MB_PRECOMPOSED,gbBuffer,2,pOut,1); return ; } void CChineseCode::GB2312ToUTF_8(string& pOut,char *pText, int pLen) { char buf[4]; int nLength = pLen* 3; char* rst = new char[nLength]; memset(buf,0,4); memset(rst,0,nLength); int i = 0; int j = 0; while(i < pLen) { //如果是英文直接復(fù)制就可以 if( *(pText + i) >= 0) { rst[j++] = pText[i++]; } else { wchar_t pbuffer; Gb2312ToUnicode(&pbuffer,pText+i); UnicodeToUTF_8(buf,&pbuffer); unsigned short int tmp = 0; tmp = rst[j] = buf[0]; tmp = rst[j+1] = buf[1]; tmp = rst[j+2] = buf[2]; j += 3; i += 2; } } rst[j] = '\0'; //返回結(jié)果 pOut = rst; delete []rst; return; } void CChineseCode::UTF_8ToGB2312(char* newBuf, char *pText, int pLen) { char Ctemp[4]; memset(Ctemp,0,4); int i =0; int j = 0; while(i < pLen) { if(pText[i] > 0) { newBuf[j++] = pText[i++]; } else { WCHAR Wtemp; UTF_8ToUnicode(&Wtemp,pText + i); UnicodeToGB2312(Ctemp,Wtemp); newBuf[j] = Ctemp[0]; newBuf[j + 1] = Ctemp[1]; i += 3; j += 2; } } newBuf[j] = '\0'; return; } inline BYTE toHex(const BYTE &x) { return x > 9 ? x + 55: x + 48; } inline BYTE toByte(const BYTE &x) { return x > 57? x - 55: x - 48; } CString URLDecode(CString sIn) { CString sOut; const int nLen = sIn.GetLength() + 1; register LPBYTE pOutTmp = NULL; LPBYTE pOutBuf = NULL; register LPBYTE pInTmp = NULL; LPBYTE pInBuf =(LPBYTE)sIn.GetBuffer(nLen); //alloc out buffer pOutBuf = (LPBYTE)sOut.GetBuffer(nLen); if(pOutBuf) { pInTmp = pInBuf; pOutTmp = pOutBuf; // do encoding while (*pInTmp) { if('%'==*pInTmp) { pInTmp++; *pOutTmp++ = (toByte(*pInTmp)%16<<4) + toByte(*(pInTmp+1))%16;//高4位+低4位 pInTmp++; } else if('+'==*pInTmp) *pOutTmp++ = ' '; else *pOutTmp++ = *pInTmp; pInTmp++; } *pOutTmp = '\0'; sOut.ReleaseBuffer(); } sIn.ReleaseBuffer(); return sOut; } CString URLEncode(CString sIn) { CString sOut; const int nLen = sIn.GetLength() + 1; register LPBYTE pOutTmp = NULL; LPBYTE pOutBuf = NULL; register LPBYTE pInTmp = NULL; LPBYTE pInBuf =(LPBYTE)sIn.GetBuffer(nLen); //alloc out buffer pOutBuf = (LPBYTE)sOut.GetBuffer(nLen*3); if(pOutBuf) { pInTmp = pInBuf; pOutTmp = pOutBuf; // do encoding while (*pInTmp) { if(isalnum(*pInTmp) || '-'==*pInTmp || '_'==*pInTmp || '.'==*pInTmp) *pOutTmp++ = *pInTmp; else if(isspace(*pInTmp)) *pOutTmp++ = '+'; else { *pOutTmp++ = '%'; *pOutTmp++ = toHex(*pInTmp>>4);//高4位 *pOutTmp++ = toHex(*pInTmp%16);//低4位 } pInTmp++; } *pOutTmp = '\0'; sOut.ReleaseBuffer(); } sIn.ReleaseBuffer(); return sOut; } |
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