mirror of
https://github.com/1f349/dendrite.git
synced 2024-12-30 20:16:30 +00:00
96 lines
2.0 KiB
Go
96 lines
2.0 KiB
Go
// Copyright 2022 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
|
// you may not use this file except in compliance with the License.
|
|
// You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing, software
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
// See the License for the specific language governing permissions and
|
|
// limitations under the License.
|
|
|
|
package conn
|
|
|
|
import (
|
|
"io"
|
|
"net"
|
|
"time"
|
|
|
|
"github.com/gorilla/websocket"
|
|
)
|
|
|
|
func WrapWebSocketConn(c *websocket.Conn) *WebSocketConn {
|
|
return &WebSocketConn{c: c}
|
|
}
|
|
|
|
type WebSocketConn struct {
|
|
r io.Reader
|
|
c *websocket.Conn
|
|
}
|
|
|
|
func (c *WebSocketConn) Write(p []byte) (int, error) {
|
|
err := c.c.WriteMessage(websocket.BinaryMessage, p)
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
return len(p), nil
|
|
}
|
|
|
|
func (c *WebSocketConn) Read(p []byte) (int, error) {
|
|
for {
|
|
if c.r == nil {
|
|
// Advance to next message.
|
|
var err error
|
|
_, c.r, err = c.c.NextReader()
|
|
if err != nil {
|
|
return 0, err
|
|
}
|
|
}
|
|
n, err := c.r.Read(p)
|
|
if err == io.EOF {
|
|
// At end of message.
|
|
c.r = nil
|
|
if n > 0 {
|
|
return n, nil
|
|
} else {
|
|
// No data read, continue to next message.
|
|
continue
|
|
}
|
|
}
|
|
return n, err
|
|
}
|
|
}
|
|
|
|
func (c *WebSocketConn) Close() error {
|
|
return c.c.Close()
|
|
}
|
|
|
|
func (c *WebSocketConn) LocalAddr() net.Addr {
|
|
return c.c.LocalAddr()
|
|
}
|
|
|
|
func (c *WebSocketConn) RemoteAddr() net.Addr {
|
|
return c.c.RemoteAddr()
|
|
}
|
|
|
|
func (c *WebSocketConn) SetDeadline(t time.Time) error {
|
|
if err := c.SetReadDeadline(t); err != nil {
|
|
return err
|
|
}
|
|
if err := c.SetWriteDeadline(t); err != nil {
|
|
return err
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (c *WebSocketConn) SetReadDeadline(t time.Time) error {
|
|
return c.c.SetReadDeadline(t)
|
|
}
|
|
|
|
func (c *WebSocketConn) SetWriteDeadline(t time.Time) error {
|
|
return c.c.SetWriteDeadline(t)
|
|
}
|