Ejemplos de MemoryBuffer::getPos en C++ (Cpp)

Ejemplo n.º 1

Archivo: ske.cpp Proyecto: AttilaVamos/HPCC-Platform

size32_t aesDecryptWithRSAEncryptedKey(MemoryBuffer &out, size32_t inSz, const void *inBytes, const CLoadedKey &privateKey)
{
    MemoryBuffer in;
    in.setBuffer(inSz, (void *)inBytes, false);
    // read encrypted AES key
    size32_t encryptedAESKeySz;
    in.read(encryptedAESKeySz);
    MemoryBuffer aesKey;
    size32_t decryptedAesKeySz = privateKeyDecrypt(aesKey, encryptedAESKeySz, in.readDirect(encryptedAESKeySz), privateKey);
    if (decryptedAesKeySz != aesMaxKeySize)
        throw makeStringException(0, "aesDecryptWithRSAEncryptedKey - invalid input");

    unsigned iVPos = in.getPos(); // read directly further down
    in.skip(aesBlockSize);

    size32_t aesEncryptedSz;
    in.read(aesEncryptedSz);

    return aesDecrypt(out, aesEncryptedSz, in.readDirect(aesEncryptedSz), aesMaxKeySize, (const char *)aesKey.bytes(), (const char *)in.bytes()+iVPos);
}