chrome

Documentation

Index

• Constants
• Variables
• func Boundary() string

Constants

const SecCHUA = `"Not:A-Brand";v="99", "Google Chrome";v="145", "Chromium";v="145"`

SecCHUA is the Chrome user agent string.

Variables

var (
	UserAgentWindows = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36"
	UserAgentMacOS   = "Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36"
	UserAgentLinux   = "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.0.0 Safari/537.36"
	UserAgentAndroid = "Mozilla/5.0 (Linux; Android 10; K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/145.0.7632.26 Mobile Safari/537.36"
	UserAgentIOS     = "" /* 144-byte string literal not displayed */

	PlatformWindows = `"Windows"`
	PlatformMacOS   = `"macOS"`
	PlatformLinux   = `"Linux"`
	PlatformAndroid = `"Android"`
	PlatformIOS     = `"iOS"`
)

Various user agent strings for different platforms.

var Desktop = &profiles.Variant{
	HelloSpec:    &HelloChrome145,
	BoundaryFunc: Boundary,
	ConfigureH2:  configureH2Desktop,
	ConfigureH3:  configureH3Desktop,
	BuildHeaders: buildHeadersDesktop,
	InsertHeaders: func(headers map[string]string, method string) {
		insertDesktopHeaders(headers, method)
	},
}

Desktop is the Chrome desktop variant.

var HeaderCache = profiles.NewHeaderCache(headerOrderDesktop, headerOrderMobile)

HeaderCache is the Chrome header cache.

var HelloChrome145 = utls.ClientHelloSpec{
	CipherSuites: []uint16{
		utls.GREASE_PLACEHOLDER,
		utls.TLS_AES_128_GCM_SHA256,
		utls.TLS_AES_256_GCM_SHA384,
		utls.TLS_CHACHA20_POLY1305_SHA256,
		utls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
		utls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
		utls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
		utls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
		utls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
		utls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
		utls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
		utls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
		utls.TLS_RSA_WITH_AES_128_GCM_SHA256,
		utls.TLS_RSA_WITH_AES_256_GCM_SHA384,
		utls.TLS_RSA_WITH_AES_128_CBC_SHA,
		utls.TLS_RSA_WITH_AES_256_CBC_SHA,
	},
	CompressionMethods: []byte{0x00},
	Extensions: utls.ShuffleChromeTLSExtensions(
		[]utls.TLSExtension{
			&utls.UtlsGREASEExtension{},
			&utls.SNIExtension{},
			&utls.ExtendedMasterSecretExtension{},
			&utls.RenegotiationInfoExtension{
				Renegotiation: utls.RenegotiateOnceAsClient,
			},
			&utls.SupportedCurvesExtension{
				Curves: []utls.CurveID{
					utls.GREASE_PLACEHOLDER,
					utls.X25519MLKEM768,
					utls.X25519,
					utls.CurveP256,
					utls.CurveP384,
				},
			},
			&utls.SupportedPointsExtension{
				SupportedPoints: []byte{0x00},
			},
			&utls.SessionTicketExtension{},
			&utls.ALPNExtension{
				AlpnProtocols: []string{"h2", "http/1.1"},
			},
			&utls.StatusRequestExtension{},
			&utls.SignatureAlgorithmsExtension{
				SupportedSignatureAlgorithms: []utls.SignatureScheme{
					utls.ECDSAWithP256AndSHA256,
					utls.PSSWithSHA256,
					utls.PKCS1WithSHA256,
					utls.ECDSAWithP384AndSHA384,
					utls.PSSWithSHA384,
					utls.PKCS1WithSHA384,
					utls.PSSWithSHA512,
					utls.PKCS1WithSHA512,
				},
			},
			&utls.SCTExtension{},
			&utls.KeyShareExtension{
				KeyShares: []utls.KeyShare{
					{Group: utls.GREASE_PLACEHOLDER, Data: []byte{0}},
					{Group: utls.X25519MLKEM768},
					{Group: utls.X25519},
				},
			},
			&utls.PSKKeyExchangeModesExtension{
				Modes: []uint8{
					utls.PskModeDHE,
				},
			},
			&utls.SupportedVersionsExtension{
				Versions: []uint16{
					utls.GREASE_PLACEHOLDER,
					utls.VersionTLS13,
					utls.VersionTLS12,
				},
			},
			&utls.UtlsCompressCertExtension{
				Algorithms: []utls.CertCompressionAlgo{
					utls.CertCompressionBrotli,
				},
			},
			&utls.ApplicationSettingsExtensionNew{
				SupportedProtocols: []string{"h2"},
			},
			utls.BoringGREASEECH(),
			&utls.UtlsGREASEExtension{},
			&utls.UtlsPreSharedKeyExtension{},
		},
	),
}

HelloChrome145 is the Chrome 145 client hello spec.

var HelloChrome145QUIC = utls.ClientHelloSpec{
	CipherSuites: []uint16{
		utls.TLS_AES_128_GCM_SHA256,
		utls.TLS_AES_256_GCM_SHA384,
		utls.TLS_CHACHA20_POLY1305_SHA256,
	},
	CompressionMethods: []byte{0x00},
	Extensions: []utls.TLSExtension{
		&utls.ApplicationSettingsExtensionNew{
			SupportedProtocols: []string{"h3"},
		},
		&utls.PSKKeyExchangeModesExtension{
			Modes: []uint8{
				utls.PskModeDHE,
			},
		},
		utls.BoringGREASEECH(),
		&utls.SupportedCurvesExtension{
			Curves: []utls.CurveID{
				utls.X25519MLKEM768,
				utls.X25519,
				utls.CurveP256,
				utls.CurveP384,
			},
		},
		&utls.ALPNExtension{
			AlpnProtocols: []string{"h3"},
		},
		&utls.SupportedVersionsExtension{
			Versions: []uint16{
				utls.VersionTLS13,
			},
		},
		&utls.SNIExtension{},
		&utls.SignatureAlgorithmsExtension{
			SupportedSignatureAlgorithms: []utls.SignatureScheme{
				utls.ECDSAWithP256AndSHA256,
				utls.PSSWithSHA256,
				utls.PKCS1WithSHA256,
				utls.ECDSAWithP384AndSHA384,
				utls.PSSWithSHA384,
				utls.PKCS1WithSHA384,
				utls.PSSWithSHA512,
				utls.PKCS1WithSHA512,
				utls.PKCS1WithSHA1,
			},
		},
		&utls.UtlsCompressCertExtension{
			Algorithms: []utls.CertCompressionAlgo{
				utls.CertCompressionBrotli,
			},
		},
		&utls.QUICTransportParametersExtension{},
		&utls.KeyShareExtension{KeyShares: []utls.KeyShare{
			{Group: utls.X25519MLKEM768},
			{Group: utls.X25519},
		}},
	},
}

HelloChrome145QUIC is the Chrome 145 QUIC client hello spec.

var Mobile = &profiles.Variant{
	HelloSpec:    &HelloChrome145,
	BoundaryFunc: Boundary,
	ConfigureH2:  configureH2Desktop,
	ConfigureH3:  configureH3Desktop,
	BuildHeaders: buildHeadersMobile,
	InsertHeaders: func(headers map[string]string, method string) {
		insertMobileHeaders(headers, method)
	},
}

Mobile is the Chrome mobile variant.

Functions

func Boundary

func Boundary() string

Boundary generates a random boundary string for use in multipart/form-data requests.