// according to the AWS S3 signature V2 spec.
func compareSignatureV2(sig1, sig2 string) bool {
	// Decode signature string to binary byte-sequence representation is required
	// as Base64 encoding of a value is not unique:
	// For example "aGVsbG8=" and "aGVsbG8=\r" will result in the same byte slice.
	signature1, err := base64.StdEncoding.DecodeString(sig1)
	if err != nil {
		return false
	}

// 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

		t.Errorf("error.Sys (%v) has type %T; expected syscall.WaitStatus", ee.Sys(), ee.Sys())
	} else if !ws.Signaled() || (ws.Signal() != sig1 && ws.Signal() != sig2) {
		if sig2 == 0 {
			t.Errorf("got %q; expected signal %q", ee, sig1)
		} else {
			t.Errorf("got %q; expected signal %q or %q", ee, sig1, sig2)
		}
	} else {
		return true
	}
	return false
}

func TestOsSignal(t *testing.T) {
	switch GOOS {

        'sig1': os.path.join(self._input_saved_model_path, 'sig1_repr'),
        'sig2': os.path.join(self._input_saved_model_path, 'sig2_repr'),
    }).save({
        'sig1': data_gen_sig1(),
        'sig2': data_gen_sig2(),
    })
    tags = {tag_constants.SERVING}
    quantization_options = quant_opts_pb2.QuantizationOptions(
        quantization_method=quant_opts_pb2.QuantizationMethod(

		// in Identical() or String().
		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", segment, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}

		// in Identical() or String().
		sig, _ := sel.Type().(*Signature)
		if sel.Kind() == MethodVal {
			got := sig.Recv().Type()
			want := sel.Recv()
			if !Identical(got, want) {
				t.Errorf("%s: Recv() = %s, want %s", syntax, got, want)
			}
		} else if sig != nil && sig.Recv() != nil {
			t.Errorf("%s: signature has receiver %s", sig, sig.Recv().Type())
		}
	}

    }

    /**
     * Configures the task to sign each of the given files
     */
    public void sign(File... files) {
        addSignatures(null, files);
    }

    /**
     * Configures the task to sign each of the given artifacts, using the given classifier as the classifier for the resultant signature publish artifact.
     */
    public void sign(String classifier, File... files) {

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Package sig holds “code signatures” that can be called
// and will result in certain code sequences being linked into
// the final binary. The functions themselves are no-ops.
package sig

// BoringCrypto indicates that the BoringCrypto module is present.
func BoringCrypto()

			return nil, errInvalidSigner
		}

		sig, err := s.Sign(buf.Bytes()) // buf holds n.Text
		if err != nil {
			return nil, err
		}

		var hbuf [4]byte
		binary.BigEndian.PutUint32(hbuf[:], hash)
		b64 := base64.StdEncoding.EncodeToString(append(hbuf[:], sig...))
		sigs.WriteString("— ")
		sigs.WriteString(name)
		sigs.WriteString(" ")
		sigs.WriteString(b64)
		sigs.WriteString("\n")
	}

		var priv [PrivateKeySize]byte
		copy(priv[:], privBytes)
		copy(priv[32:], pubKey)

		sig2 := Sign(priv[:], msg)
		if !bytes.Equal(sig, sig2[:]) {
			t.Errorf("different signature result on line %d: %x vs %x", lineNo, sig, sig2)
		}

		if !Verify(pubKey, msg, sig2) {
			t.Errorf("signature failed to verify on line %d", lineNo)
		}

		priv2 := NewKeyFromSeed(priv[:32])
		if !bytes.Equal(priv[:], priv2) {