diff options
Diffstat (limited to 'vendor/github.com/pion/webrtc/v3/datachannel_js_detach.go')
-rw-r--r-- | vendor/github.com/pion/webrtc/v3/datachannel_js_detach.go | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/vendor/github.com/pion/webrtc/v3/datachannel_js_detach.go b/vendor/github.com/pion/webrtc/v3/datachannel_js_detach.go new file mode 100644 index 0000000..dd0069e --- /dev/null +++ b/vendor/github.com/pion/webrtc/v3/datachannel_js_detach.go @@ -0,0 +1,71 @@ +// +build js,wasm + +package webrtc + +import ( + "errors" +) + +type detachedDataChannel struct { + dc *DataChannel + + read chan DataChannelMessage + done chan struct{} +} + +func newDetachedDataChannel(dc *DataChannel) *detachedDataChannel { + read := make(chan DataChannelMessage) + done := make(chan struct{}) + + // Wire up callbacks + dc.OnMessage(func(msg DataChannelMessage) { + read <- msg // pion/webrtc/projects/15 + }) + + // pion/webrtc/projects/15 + + return &detachedDataChannel{ + dc: dc, + read: read, + done: done, + } +} + +func (c *detachedDataChannel) Read(p []byte) (int, error) { + n, _, err := c.ReadDataChannel(p) + return n, err +} + +func (c *detachedDataChannel) ReadDataChannel(p []byte) (int, bool, error) { + select { + case <-c.done: + return 0, false, errors.New("Reader closed") + case msg := <-c.read: + n := copy(p, msg.Data) + if n < len(msg.Data) { + return n, msg.IsString, errors.New("Read buffer to small") + } + return n, msg.IsString, nil + } +} + +func (c *detachedDataChannel) Write(p []byte) (n int, err error) { + return c.WriteDataChannel(p, false) +} + +func (c *detachedDataChannel) WriteDataChannel(p []byte, isString bool) (n int, err error) { + if isString { + err = c.dc.SendText(string(p)) + return len(p), err + } + + err = c.dc.Send(p) + + return len(p), err +} + +func (c *detachedDataChannel) Close() error { + close(c.done) + + return c.dc.Close() +} |