总结使用C/C++遇到的问题及分析:
1.Run-Time Check Failure #2 - Stack around the variable 'hex' was corrupted.
代码:
char bin[64] = "\x10\x5A\xFF";
char hex[64] = {0};
Bin2Hex(hex, sizeof(hex), bin, 3);
DWORD WINAPI Bin2Hex(LPSTR pHex, DWORD dwBufLen, LPCSTR pBin, DWORD dwLen)
{
DWORD dwNowLen = 0;
if(NULL == pHex || NULL == pBin)
{
return 0;
}
for(DWORD i = 0; i < dwLen; i++)
{
dwNowLen += 2;
sprintf_s(pHex + i * 2, dwBufLen, "%02X", (BYTE) *(pBin + i));
}
return dwNowLen;
}
调用sprintf_s函数,缓冲区大小不匹配所导致,改为:
sprintf_s(pHex + i * 2, dwBufLen - i * 2, "%02X", (BYTE) *(pBin + i));