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chore: Remove useless mutex in Vision

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This commit is contained in:
gVisor bot 2023-03-12 10:13:23 +08:00
parent 8df8bf1930
commit cb6f0675f6
1 changed files with 2 additions and 9 deletions
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11
transport/vless/vision.go
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@ -3,7 +3,6 @@ package vless
import (
"bytes"
"encoding/binary"
"sync"
"github.com/Dreamacro/clash/common/buf"
"github.com/Dreamacro/clash/log"
@ -20,12 +19,9 @@ const (
commandPaddingDirect byte = 0x02
)
var mutex sync.RWMutex
func WriteWithPadding(buffer *buf.Buffer, p []byte, command byte, userUUID *uuid.UUID, paddingTLS bool) {
contentLen := int32(len(p))
var paddingLen int32
mutex.Lock()
if contentLen < 900 {
if paddingTLS {
//log.Debugln("long padding")
@ -34,8 +30,7 @@ func WriteWithPadding(buffer *buf.Buffer, p []byte, command byte, userUUID *uuid
paddingLen = fastrand.Int31n(256)
}
}
mutex.Unlock()
if userUUID != nil { // unnecessary, but keep the same with Xray
if userUUID != nil {
buffer.Write(userUUID.Bytes())
}
@ -51,7 +46,6 @@ func WriteWithPadding(buffer *buf.Buffer, p []byte, command byte, userUUID *uuid
func ApplyPadding(buffer *buf.Buffer, command byte, userUUID *uuid.UUID, paddingTLS bool) {
contentLen := int32(buffer.Len())
var paddingLen int32
mutex.Lock()
if contentLen < 900 {
if paddingTLS {
//log.Debugln("long padding")
@ -60,12 +54,11 @@ func ApplyPadding(buffer *buf.Buffer, command byte, userUUID *uuid.UUID, padding
paddingLen = fastrand.Int31n(256)
}
}
mutex.Unlock()
binary.BigEndian.PutUint16(buffer.ExtendHeader(2), uint16(paddingLen))
binary.BigEndian.PutUint16(buffer.ExtendHeader(2), uint16(contentLen))
buffer.ExtendHeader(1)[0] = command
if userUUID != nil { // unnecessary, but keep the same with Xray
if userUUID != nil {
copy(buffer.ExtendHeader(uuid.Size), userUUID.Bytes())
}