From 73b5a51529c7364b77b6f4af14de5528ba6a0e72 Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Sun, 22 Jan 2017 20:43:01 +0100
Subject: [PATCH] true none encryption

---
 proxy/vmess/encoding/auth.go   | 20 ++++++++++++++++++++
 proxy/vmess/encoding/client.go |  2 +-
 proxy/vmess/encoding/server.go |  2 +-
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/proxy/vmess/encoding/auth.go b/proxy/vmess/encoding/auth.go
index 0d676d65..610c2157 100644
--- a/proxy/vmess/encoding/auth.go
+++ b/proxy/vmess/encoding/auth.go
@@ -15,6 +15,26 @@ func Authenticate(b []byte) uint32 {
 	return fnv1hash.Sum32()
 }
 
+type NoOpAuthenticator struct{}
+
+func (NoOpAuthenticator) NonceSize() int {
+	return 0
+}
+
+func (NoOpAuthenticator) Overhead() int {
+	return 0
+}
+
+// Seal implements AEAD.Seal().
+func (NoOpAuthenticator) Seal(dst, nonce, plaintext, additionalData []byte) []byte {
+	return append(dst[:0], plaintext...)
+}
+
+// Open implements AEAD.Open().
+func (NoOpAuthenticator) Open(dst, nonce, ciphertext, additionalData []byte) ([]byte, error) {
+	return append(dst[:0], ciphertext...), nil
+}
+
 // FnvAuthenticator is an AEAD based on Fnv hash.
 type FnvAuthenticator struct {
 }
diff --git a/proxy/vmess/encoding/client.go b/proxy/vmess/encoding/client.go
index 6d85dac2..5e2da55e 100644
--- a/proxy/vmess/encoding/client.go
+++ b/proxy/vmess/encoding/client.go
@@ -122,7 +122,7 @@ func (v *ClientSession) EncodeRequestBody(request *protocol.RequestHeader, write
 	if request.Security.Is(protocol.SecurityType_NONE) {
 		if request.Option.Has(protocol.RequestOptionChunkStream) {
 			auth := &crypto.AEADAuthenticator{
-				AEAD:                    new(FnvAuthenticator),
+				AEAD:                    NoOpAuthenticator{},
 				NonceGenerator:          crypto.NoOpBytesGenerator{},
 				AdditionalDataGenerator: crypto.NoOpBytesGenerator{},
 			}
diff --git a/proxy/vmess/encoding/server.go b/proxy/vmess/encoding/server.go
index 6e5edcb3..4d73b24a 100644
--- a/proxy/vmess/encoding/server.go
+++ b/proxy/vmess/encoding/server.go
@@ -155,7 +155,7 @@ func (v *ServerSession) DecodeRequestBody(request *protocol.RequestHeader, reade
 	if request.Security.Is(protocol.SecurityType_NONE) {
 		if request.Option.Has(protocol.RequestOptionChunkStream) {
 			auth := &crypto.AEADAuthenticator{
-				AEAD:                    new(FnvAuthenticator),
+				AEAD:                    NoOpAuthenticator{},
 				NonceGenerator:          crypto.NoOpBytesGenerator{},
 				AdditionalDataGenerator: crypto.NoOpBytesGenerator{},
 			}