[求助]安卓 QQ 聊天内容 解密
CString strRet;
int nKeyLen = strlen(m_strIMEI);
if (nLength > 0 && nKeyLen > 0)
{
char *pszTmp = new char[nLength + 2];
ZeroMemory(pszTmp, nLength + 2);
int nDecode = 0;
for (int i = 0; i < nLength; i++)
{
if ((BYTE)ch[i] >= 128)
{
chNew[i]=ch[i];
chNew[i+1]=ch[i+1];
i=i+2;
}
chNew[i] = ch[i] ^ m_strIMEI[nDecode++ % nKeyLen];
UTF8ToUTF16(chNew, chNew + sizeof(chNew), chNew16, chNew16+256);
}
strRet = chNew16;
delete chNew16;
}
return strRet;
void UTF8ToUTF16(UTF8* pUTF8Start, UTF8* pUTF8End, UTF16* pUTF16Start, UTF16* pUTF16End)
{
UTF16* pTempUTF16 = pUTF16Start;
UTF8* pTempUTF8 = pUTF8Start;
while (pTempUTF8 < pUTF8End && pTempUTF16+1 < pUTF16End)
{
if (*pTempUTF8 >= 0xE0 && *pTempUTF8 <= 0xEF)//是3个字节的格式
{
//0800 - FFFF 1110xxxx 10xxxxxx 10xxxxxx
*pTempUTF16 |= ((*pTempUTF8++ & 0xEF) << 12);
*pTempUTF16 |= ((*pTempUTF8++ & 0x3F) << 6);
*pTempUTF16 |= (*pTempUTF8++ & 0x3F);
}
else if (*pTempUTF8 >= 0xC0 && *pTempUTF8 <= 0xDF)//是2个字节的格式
{
//0080 - 07FF 110xxxxx 10xxxxxx
*pTempUTF16 |= ((*pTempUTF8++ & 0x1F) << 6);
*pTempUTF16 |= (*pTempUTF8++ & 0x3F);
}
else if(*pTempUTF8 >= 0 && *pTempUTF8 <= 0x7F)//是1个字节的格式
{
//0000 - 007F 0xxxxxxx
*pTempUTF16 = *pTempUTF8++;
}
else
{
break;
}
pTempUTF16++;
}
*pTempUTF16 = 0;
}
解密出来还同样是乱码。