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C – Encode Databuffer To Base64

Dec 30th, 2012 by 




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BOOL ToBase64(BYTE *pInput, int pInputLen, BYTE **pOutput, DWORD *pOutputLen)
{
  BOOL lRetVal = FALSE;
  DWORD lBufSize = 0;
 
  if (CryptBinaryToStringA(pInput, pInputLen, CRYPT_STRING_BASE64, NULL, &lBufSize) && lBufSize > 0)
    if ((*pOutput = (BYTE *) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, lBufSize+1)) != NULL)
      if (CryptBinaryToStringA(pInput, pInputLen, CRYPT_STRING_BASE64, (LPSTR) *pOutput, &lBufSize))
        lRetVal = TRUE;
 
  *pOutputLen = lBufSize;
 
  return(lRetVal);
}


posted in C