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mirror of https://github.com/v2fly/v2ray-core.git synced 2024-06-20 14:35:23 +00:00

format code

This commit is contained in:
V2Ray 2015-09-07 17:16:30 +02:00
parent dd9ef0c65e
commit bec765a2fe

View File

@ -2,65 +2,65 @@
package socks
import (
"fmt"
"io"
"fmt"
"io"
)
const (
socksVersion = uint8(5)
socksVersion = uint8(5)
)
// Authentication request header of Socks5 protocol
type Socks5AuthenticationRequest struct {
version byte
authMethods [256]byte
version byte
authMethods [256]byte
}
func ReadAuthentication(reader io.Reader) (auth Socks5AuthenticationRequest, err error) {
buffer := make([]byte, 2)
nBytes, err := reader.Read(buffer)
if err != nil {
return
}
if nBytes < 2 {
err = fmt.Errorf("Expected 2 bytes read, but actaully %d bytes read", nBytes)
return
}
auth.version = buffer[0]
if auth.version != socksVersion {
err = fmt.Errorf("Unknown SOCKS version %d", auth.version)
return
}
nMethods := buffer[1]
if nMethods <= 0 {
err = fmt.Errorf("Zero length of authentication methods")
return
}
buffer = make([]byte, nMethods)
nBytes, err = reader.Read(buffer)
copy(auth.authMethods[:nBytes], buffer)
return
buffer := make([]byte, 2)
nBytes, err := reader.Read(buffer)
if err != nil {
return
}
if nBytes < 2 {
err = fmt.Errorf("Expected 2 bytes read, but actaully %d bytes read", nBytes)
return
}
auth.version = buffer[0]
if auth.version != socksVersion {
err = fmt.Errorf("Unknown SOCKS version %d", auth.version)
return
}
nMethods := buffer[1]
if nMethods <= 0 {
err = fmt.Errorf("Zero length of authentication methods")
return
}
buffer = make([]byte, nMethods)
nBytes, err = reader.Read(buffer)
copy(auth.authMethods[:nBytes], buffer)
return
}
type Socks5AuthenticationResponse struct {
version byte
authMethod byte
version byte
authMethod byte
}
func (r *Socks5AuthenticationResponse) ToBytes() []byte {
buffer := make([]byte, 2 /* size of Socks5AuthenticationResponse */)
buffer[0] = r.version
buffer[1] = r.authMethod
return buffer
buffer := make([]byte, 2 /* size of Socks5AuthenticationResponse */)
buffer[0] = r.version
buffer[1] = r.authMethod
return buffer
}
func WriteAuthentication(writer io.Writer, response Socks5AuthenticationResponse) error {
_, err := writer.Write(response.ToBytes())
if err != nil {
return err
}
return nil
_, err := writer.Write(response.ToBytes())
if err != nil {
return err
}
return nil
}