extract webrtc payload to own module.

This commit is contained in:
Miroslav Šedivý 2021-09-02 21:06:58 +02:00
parent e812cb9fbf
commit 00fc3afcd7
6 changed files with 83 additions and 75 deletions

View file

@ -4,48 +4,16 @@ import (
"bytes"
"encoding/binary"
"github.com/pion/webrtc/v3"
"demodesk/neko/internal/types"
"demodesk/neko/internal/webrtc/payload"
)
const (
OP_MOVE = 0x01
OP_SCROLL = 0x02
OP_KEY_DOWN = 0x03
OP_KEY_UP = 0x04
OP_BTN_DOWN = 0x05
OP_BTN_UP = 0x06
)
type PayloadHeader struct {
Event uint8
Length uint16
}
type PayloadMove struct {
PayloadHeader
X uint16
Y uint16
}
type PayloadScroll struct {
PayloadHeader
X int16
Y int16
}
type PayloadKey struct {
PayloadHeader
Key uint32
}
func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session types.Session) error {
func (manager *WebRTCManagerCtx) handle(data []byte, session types.Session) error {
// add session id to logger context
logger := manager.logger.With().Str("session_id", session.ID()).Logger()
buffer := bytes.NewBuffer(msg.Data)
header := &PayloadHeader{}
buffer := bytes.NewBuffer(data)
header := &payload.Header{}
hbytes := make([]byte, 3)
if _, err := buffer.Read(hbytes); err != nil {
@ -56,19 +24,19 @@ func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session t
return err
}
buffer = bytes.NewBuffer(msg.Data)
buffer = bytes.NewBuffer(data)
switch header.Event {
case OP_MOVE:
payload := &PayloadMove{}
case payload.OP_MOVE:
payload := &payload.Move{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}
manager.desktop.Move(int(payload.X), int(payload.Y))
manager.curPosition.Set(int(payload.X), int(payload.Y))
case OP_SCROLL:
payload := &PayloadScroll{}
case payload.OP_SCROLL:
payload := &payload.Scroll{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}
@ -78,8 +46,8 @@ func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session t
Int16("x", payload.X).
Int16("y", payload.Y).
Msg("scroll")
case OP_KEY_DOWN:
payload := &PayloadKey{}
case payload.OP_KEY_DOWN:
payload := &payload.Key{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}
@ -89,8 +57,8 @@ func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session t
} else {
logger.Trace().Uint32("key", payload.Key).Msg("key down")
}
case OP_KEY_UP:
payload := &PayloadKey{}
case payload.OP_KEY_UP:
payload := &payload.Key{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}
@ -100,8 +68,8 @@ func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session t
} else {
logger.Trace().Uint32("key", payload.Key).Msg("key up")
}
case OP_BTN_DOWN:
payload := &PayloadKey{}
case payload.OP_BTN_DOWN:
payload := &payload.Key{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}
@ -111,8 +79,8 @@ func (manager *WebRTCManagerCtx) handle(msg webrtc.DataChannelMessage, session t
} else {
logger.Trace().Uint32("key", payload.Key).Msg("button down")
}
case OP_BTN_UP:
payload := &PayloadKey{}
case payload.OP_BTN_UP:
payload := &payload.Key{}
if err := binary.Read(buffer, binary.BigEndian, payload); err != nil {
return err
}