}

// preSignValues data type represents structured form of AWS Signature V4 query string.
type preSignValues struct {
	signValues
	Date    time.Time
	Expires time.Duration
}

// Parses signature version '4' query string of the following form.
//
//	querystring = X-Amz-Algorithm=algorithm
//	querystring += &X-Amz-Credential= urlencode(accessKey + '/' + credential_scope)
//	querystring += &X-Amz-Date=date

	"github.com/minio/kms-go/kes"
	"github.com/minio/minio/internal/hash/sha256"
)

// Parse parses s as single-key KMS. The given string
// is expected to have the following format:
//
//	<key-id>:<base64-key>
//
// The returned KMS implementation uses the parsed
// key ID and key to derive new DEKs and decrypt ciphertext.
func Parse(s string) (KMS, error) {
	v := strings.SplitN(s, ":", 2)
	if len(v) != 2 {

}

func TestParseSelectStatement(t *testing.T) {
	exp, err := ParseSelectStatement("select _3,_1,_2 as 'mytest'  from S3object")
	if err != nil {
		t.Fatalf("parse alias sql error: %v", err)
	}
	if exp.selectAST.Expression.Expressions[2].As != "mytest" {
		t.Fatalf("parse alias sql error: %s not equal %s", exp.selectAST.Expression.Expressions[2].As, err)
	}

		// Return only true if the SSE header is specified and does not contain the SSE-S3 value
		return strings.ToUpper(h.Get(xhttp.AmzServerSideEncryption)) != xhttp.AmzEncryptionAES
	}
	return false
}

// ParseHTTP parses the SSE-KMS headers and returns the SSE-KMS key ID
// and the KMS context on success.
func (ssekms) ParseHTTP(h http.Header) (string, kms.Context, error) {
	if h == nil {
		return "", nil, ErrInvalidEncryptionMethod
	}

	k, err := crypto.SSECopy.ParseHTTP(h)
	return k[:], err
}

// ParseSSECustomerRequest parses the SSE-C header fields of the provided request.
// It returns the client provided key on success.
func ParseSSECustomerRequest(r *http.Request) (key []byte, err error) {
	return ParseSSECustomerHeader(r.Header)
}

// ParseSSECustomerHeader parses the SSE-C header fields and returns
// the client provided key on success.

		return true
	}
	return false // in progress or completed but expired
}

// parseRestoreObjStatus parses restoreHdr from AmzRestore header. If the value is valid it returns a
// restoreObjStatus value with the status and expiry (if any). Otherwise returns
// the empty value and an error indicating the parse failure.
func parseRestoreObjStatus(restoreHdr string) (restoreObjStatus, error) {

	azpClaim = "azp"
)

// Validate - validates the id_token.
func (r *Config) Validate(ctx context.Context, arn arn.ARN, token, accessToken, dsecs string, claims jwtgo.MapClaims) error {
	jp := new(jwtgo.Parser)
	jp.ValidMethods = []string{
		"RS256", "RS384", "RS512",
		"ES256", "ES384", "ES512",
		"HS256", "HS384", "HS512",
		"RS3256", "RS3384", "RS3512",
		"ES3256", "ES3384", "ES3512",
	}

			// convert CRLF to LF
			*keyHex = strings.ReplaceAll(text, "\n", "")
			*keyHex = strings.TrimSpace(*keyHex)
		}
	}

	var inputFileName, outputFileName string

	// Parse parameters
	switch {
	case *stdin:
		// Parse 'mc support inspect --json' output
		input := struct {
			File string `json:"file"`
			Key  string `json:"key"`
		}{}
		got, err := io.ReadAll(os.Stdin)
		if err != nil {
			fatalErr(err)

	if dateStr = req.Header.Get("x-amz-date"); dateStr == "" {
		if dateStr = r.Header.Get("Date"); dateStr == "" {
			return cred, "", "", time.Time{}, ErrMissingDateHeader
		}
	}

	// Parse date header.
	var err error
	date, err = time.Parse(iso8601Format, dateStr)
	if err != nil {
		return cred, "", "", time.Time{}, ErrMalformedDate
	}

	// Query string.
	queryStr := req.Form.Encode()

	// Get canonical request.

		}
		res := GetSourceScheme(req)
		if res != v.expected {
			t.Errorf("wrong header for %s: got %s want %s", v.key, res,
				v.expected)
		}
	}
}

// TestGetSourceIP - check the source ip of a request is parsed correctly.
func TestGetSourceIP(t *testing.T) {
	headers := []headerTest{
		{xForwardedFor, "8.8.8.8", "8.8.8.8"},                                         // Single address