return doesPolicySignatureV4Match(formValues)
}

// compareSignatureV4 returns true if and only if both signatures
// are equal. The signatures are expected to be HEX encoded strings
// 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.

		{"X-Amz-Content-Sha256", unsignedPayload, "X-Amz-Credential", "", true},

		// Test case - 4.
		// Enabling PreSigned Signature v4, but X-Amz-Content-Sha256 not set has to be skipped.
		{"", "", "X-Amz-Credential", "", true},

		// Test case - 5.
		// Enabling PreSigned Signature v4, but X-Amz-Content-Sha256 set and its not UNSIGNED-PAYLOAD, we shouldn't skip.
		{"X-Amz-Content-Sha256", "somevalue", "X-Amz-Credential", "", false},

	}
}

// TestParseCredentialHeader - validates the format validator and extractor for the Credential header in an aws v4 request.
// A valid format of credential should be of the following format.
// Credential = accessKey + SlashSeparator+ scope
// where scope = string.Join([]string{  currTime.Format(yyyymmdd),
//
//				globalMinioDefaultRegion,

		chunkSHA256Writer: sha256.New(),
		buffer:            make([]byte, 64*1024),
		debug:             false,
	}, ErrNone
}

// Represents the overall state that is required for decoding a
// AWS Signature V4 chunked reader.
type s3ChunkedReader struct {
	reader        *bufio.Reader
	cred          auth.Credentials
	seedSignature string
	seedDate      time.Time
	region        string
	trailers      http.Header

	VWADDVX		X10, V2, V4, V3			// ERROR "invalid vector mask register"
	VWSUBVV		V1, V2, V4, V3			// ERROR "invalid vector mask register"
	VWSUBVX		X10, V2, V4, V3			// ERROR "invalid vector mask register"
	VWADDUWV	V1, V2, V4, V3			// ERROR "invalid vector mask register"
	VWADDUWX	X10, V2, V4, V3			// ERROR "invalid vector mask register"
	VWSUBUWV	V1, V2, V4, V3			// ERROR "invalid vector mask register"

	VEXTDDVLX V1, V2, R3, V4                // 108110de
	VEXTDDVRX V1, V2, R3, V4                // 108110df
	VEXTDUBVLX V1, V2, R3, V4               // 108110d8
	VEXTDUBVRX V1, V2, R3, V4               // 108110d9
	VEXTDUHVLX V1, V2, R3, V4               // 108110da
	VEXTDUHVRX V1, V2, R3, V4               // 108110db
	VEXTDUWVLX V1, V2, R3, V4               // 108110dc

	github.com/fraugster/parquet-go v0.12.0
	github.com/go-ldap/ldap/v3 v3.4.11
	github.com/go-openapi/loads v0.22.0
	github.com/go-sql-driver/mysql v1.9.2
	github.com/gobwas/ws v1.4.0
	github.com/golang-jwt/jwt/v4 v4.5.2
	github.com/gomodule/redigo v1.9.2
	github.com/google/uuid v1.6.0
	github.com/inconshreveable/mousetrap v1.1.0
	github.com/json-iterator/go v1.1.12
	github.com/klauspost/compress v1.18.0

	KMCTR   R2, R6, R4             // b92d6024

	// vector add and sub instructions
	VAB	V3, V4, V4              // e743400000f3
	VAH	V3, V4, V4              // e743400010f3
	VAF	V3, V4, V4              // e743400020f3
	VAG	V3, V4, V4              // e743400030f3
	VAQ	V3, V4, V4              // e743400040f3
	VAB	V1, V2                  // e721200000f3
	VAH	V1, V2                  // e721200010f3

	AESE V31.B16, V29.B16                                       // fd4b284e
	AESIMC V12.B16, V27.B16                                     // 9b79284e
	AESMC V14.B16, V28.B16                                      // dc69284e
	VAND V4.B16, V4.B16, V9.B16                                 // 891c244e
	VCMEQ V24.S4, V13.S4, V12.S4                                // ac8db86e
	VCNT V13.B8, V11.B8                                         // ab59200e

	type testCase struct {
		req   *http.Request
		authT authType
	}
	nopCloser := io.NopCloser(io.LimitReader(&nullReader{}, 1024))
	testCases := []testCase{
		// Test case - 1
		// Check for generic signature v4 header.
		{
			req: &http.Request{
				URL: &url.URL{
					Host:   "127.0.0.1:9000",
					Scheme: httpScheme,
					Path:   SlashSeparator,
				},
				Header: http.Header{