_ = x[PSSWithSHA512-2054]
	_ = x[ECDSAWithP256AndSHA256-1027]
	_ = x[ECDSAWithP384AndSHA384-1283]
	_ = x[ECDSAWithP521AndSHA512-1539]
	_ = x[Ed25519-2055]
	_ = x[PKCS1WithSHA1-513]
	_ = x[ECDSAWithSHA1-515]
}

const (
	_SignatureScheme_name_0 = "PKCS1WithSHA1"
	_SignatureScheme_name_1 = "ECDSAWithSHA1"
	_SignatureScheme_name_2 = "PKCS1WithSHA256"
	_SignatureScheme_name_3 = "ECDSAWithP256AndSHA256"

// crypto.Hash for a given TLS SignatureScheme.
func typeAndHashFromSignatureScheme(signatureAlgorithm SignatureScheme) (sigType uint8, hash crypto.Hash, err error) {
	switch signatureAlgorithm {
	case PKCS1WithSHA1, PKCS1WithSHA256, PKCS1WithSHA384, PKCS1WithSHA512:
		sigType = signaturePKCS1v15
	case PSSWithSHA256, PSSWithSHA384, PSSWithSHA512:
		sigType = signatureRSAPSS

	PSSWithSHA256,
	ECDSAWithP256AndSHA256,
	Ed25519,
	PSSWithSHA384,
	PSSWithSHA512,
	PKCS1WithSHA256,
	PKCS1WithSHA384,
	PKCS1WithSHA512,
	ECDSAWithP384AndSHA384,
	ECDSAWithP521AndSHA512,
	PKCS1WithSHA1,
	ECDSAWithSHA1,
}

var tlsrsakex = godebug.New("tlsrsakex")
var tls3des = godebug.New("tls3des")

func defaultCipherSuites() []uint16 {
	suites := slices.Clone(cipherSuitesPreferenceOrder)

			SignatureSchemes:  []SignatureScheme{PKCS1WithSHA1},
			SupportedVersions: []uint16{VersionTLS13, VersionTLS12},
		}, "signature algorithms"},
		{rsaCert, &ClientHelloInfo{
			CipherSuites:      []uint16{TLS_RSA_WITH_AES_128_GCM_SHA256},
			SignatureSchemes:  []SignatureScheme{PKCS1WithSHA1},
			SupportedVersions: []uint16{VersionTLS13, VersionTLS12},
			config: &Config{

				ECDSAWithP256AndSHA256, ECDSAWithP384AndSHA384, ECDSAWithP521AndSHA512,
				PKCS1WithSHA256, PKCS1WithSHA384, PKCS1WithSHA512, PKCS1WithSHA1,
			}
		case rsaAvail:
			cri.SignatureSchemes = []SignatureScheme{
				PKCS1WithSHA256, PKCS1WithSHA384, PKCS1WithSHA512, PKCS1WithSHA1,
			}
		case ecAvail:
			cri.SignatureSchemes = []SignatureScheme{

	ECDSAWithP521AndSHA512 SignatureScheme = 0x0603

	// EdDSA algorithms.
	Ed25519 SignatureScheme = 0x0807

	// Legacy signature and hash algorithms for TLS 1.2.
	PKCS1WithSHA1 SignatureScheme = 0x0201
	ECDSAWithSHA1 SignatureScheme = 0x0203
)

// ClientHelloInfo contains information from a ClientHello message in order to