// according to the AWS S3 signature V4 spec.
func compareSignatureV4(sig1, sig2 string) bool {
	// The CTC using []byte(str) works because the hex encoding
	// is unique for a sequence of bytes. See also compareSignatureV2.
	return subtle.ConstantTimeCompare([]byte(sig1), []byte(sig2)) == 1
}

// doesPolicySignatureMatch - Verify query headers with post policy

      throws IOException {
    byte[] bytes = decoded.getBytes(UTF_8);
    try (InputStream decodingStream = encoding.decodingStream(new StringReader(encoded))) {
      for (int i = 0; i < bytes.length; i++) {
        assertThat(decodingStream.read()).isEqualTo(bytes[i] & 0xFF);
      }
      assertThat(decodingStream.read()).isEqualTo(-1);
    }
  }

      }
    }

    @Override
    HashCode makeHash(Hasher[] hashers) {
      byte[] bytes = new byte[bits() / 8];
      int i = 0;
      for (Hasher hasher : hashers) {
        HashCode newHash = hasher.hash();
        i += newHash.writeBytesTo(bytes, i, newHash.bits() / 8);
      }
      return HashCode.fromBytesNoCopy(bytes);
    }

    @Override
    public int bits() {
      int bitSum = 0;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write durable handle request data (16 bytes of reserved)
        for (int i = 0; i < 16; i++) {
            dst[dstIndex + i] = 0;
        }
        dstIndex += 16;

        return dstIndex - start;
    }

        }

        @Test
        @DisplayName("Should return correct number of bytes consumed from buffer")
        void shouldReturnCorrectBytesConsumed() throws SMBProtocolDecodingException {
            // Given - larger buffer than needed
            byte[] buffer = new byte[100];
            ByteBuffer bb = ByteBuffer.wrap(buffer).order(ByteOrder.LITTLE_ENDIAN);
            bb.putLong(1000L);

  }

  @Test fun clientSimpleBinary() {
    val bytes = binaryData(256)
    data.write("827E0100".decodeHex()).write(bytes)
    clientReader.processNextFrame()
    callback.assertBinaryMessage(bytes)
  }

  @Test fun clientTwoFrameBinary() {
    val bytes = binaryData(200)
    data.write("0264".decodeHex()).write(bytes, 0, 100)
    data.write("8064".decodeHex()).write(bytes, 100, 100)
    clientReader.processNextFrame()

	}, nil
}

// To collect RX stats during "mc support perf net"
// RXSample holds the RX bytes for the duration between
// the last peer to connect and the first peer to disconnect.
// This is to improve the RX throughput accuracy.
type netPerfRX struct {
	RX                uint64    // RX bytes
	lastToConnect     time.Time // time at which last peer to connect to us

    assertByteArrayEquals(
        new byte[] {
          (byte) 0xFF, (byte) 0xEE, (byte) 0xDD, (byte) 0xCC,
          (byte) 0xBB, (byte) 0xAA, (byte) 0x99, (byte) 0x88
        },
        Longs.toByteArray(0xFFEEDDCCBBAA9988L));
  }

  public void testFromByteArray() {
    assertThat(
            Longs.fromByteArray(new byte[] {0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x33}))

        reader.read("ANY") { header ->
          val bytes = reader.readUnknown()
          return AnyValue(
            tagClass = header.tagClass,
            tag = header.tag,
            constructed = header.constructed,
            length = header.length,
            bytes = bytes,
          )
        }
      }

      override fun toDer(
        writer: DerWriter,

import (
	"crypto/rsa"
	"crypto/x509"
	"encoding/base64"
	"encoding/pem"
	"log"
)

func bytesToPrivateKey(priv []byte) (*rsa.PrivateKey, error) {
	// Try PEM
	if block, _ := pem.Decode(priv); block != nil {
		return x509.ParsePKCS1PrivateKey(block.Bytes)
	}
	// Try base 64
	dst := make([]byte, base64.StdEncoding.DecodedLen(len(priv)))
	if n, err := base64.StdEncoding.Decode(dst, priv); err == nil {