mirrors/utls
1
0
Fork 0
mirror of https://github.com/refraction-networking/utls.git synced 2025-04-03 20:17:36 +03:00
Code Issues Projects Releases Packages Wiki Activity

feat: add GREASEEncryptedClientHelloExtension (#266)

Browse source 
* dicttls: update ECH-related entries

* wip: GREASE ECH extension

* new: GREASE ECH extension

* fix: GREASE ECH Read must succeed with io.EOF

* new: GREASE ECH multiple payload len

* new: parse ECH in EncryptedExtensions

* fix: ECHConfig Length always 0

* new: GREASE ECH parrots

* new: (*Config).ECHConfigs

Add (*Config).ECHConfigs for future full ECH extension.

* new: add GREASE ECH example

Add an incomplete example of using GREASE ECH extension (Chrome 120 parrot).

* fix: invalid httpGetOverConn call

fix a problem in old example where httpGetOverConn was called with uTlsConn.HandshakeState.ServerHello.AlpnProtocol, which will not be populated in case TLS 1.3 is used.

* new: possible InnerClientHello length
This commit is contained in:
Gaukas Wang 2023-12-13 19:50:50 -07:00 • committed by GitHub
parent 9521fba944
commit b4de442d02
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
19 changed files with 925 additions and 51 deletions
Download patch file Download diff file Expand all files Collapse all files

7
u_handshake_messages.go
View file

@ -56,6 +56,7 @@ func (m *utlsCompressedCertificateMsg) unmarshal(data []byte) bool {
type utlsEncryptedExtensionsMsgExtraFields struct {
hasApplicationSettings bool
applicationSettings []byte
echRetryConfigs []ECHConfig
customExtension []byte
}
@ -64,6 +65,12 @@ func (m *encryptedExtensionsMsg) utlsUnmarshal(extension uint16, extData cryptob
case utlsExtensionApplicationSettings:
m.utls.hasApplicationSettings = true
m.utls.applicationSettings = []byte(extData)
case utlsExtensionECH:
var err error
m.utls.echRetryConfigs, err = UnmarshalECHConfigs([]byte(extData))
if err != nil {
return false
}
}
return true // success/unknown extension
}