gilles/go2rtc
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move HL extraction to wyze client

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This commit is contained in:
seydx
2026-01-17 22:44:09 +01:00
parent b220959e41
commit 9365fef7b3
2 changed files with 54 additions and 58 deletions
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pkg/tutk/conn_dtls.go
+16 -49
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@@ -176,7 +176,7 @@ func (c *DTLSConn) AVClientStart(timeout time.Duration) error {
return fmt.Errorf("av login 1 failed: %w", err)
}
time.Sleep(50 * time.Millisecond)
time.Sleep(10 * time.Millisecond)
if _, err := c.clientConn.Write(pkt2); err != nil {
return fmt.Errorf("av login 2 failed: %w", err)
@@ -239,7 +239,7 @@ func (c *DTLSConn) AVServStart() error {
// Wait for AV Login request from camera
buf := make([]byte, 1024)
conn.SetReadDeadline(time.Now().Add(2 * time.Second))
conn.SetReadDeadline(time.Now().Add(5 * time.Second))
n, err := conn.Read(buf)
if err != nil {
go conn.Close()
@@ -267,6 +267,10 @@ func (c *DTLSConn) AVServStart() error {
return fmt.Errorf("write av login response: %w", err)
}
if c.verbose {
fmt.Printf("[SERVER] AV Login response sent, waiting for possible resend...\n")
}
// Camera may resend, respond again
conn.SetReadDeadline(time.Now().Add(500 * time.Millisecond))
if n, _ = conn.Read(buf); n > 0 {
@@ -377,7 +381,7 @@ func (c *DTLSConn) WriteAndWait(req []byte, ok func(res []byte) bool) ([]byte, e
})
defer t.Stop()
_ = c.conn.SetDeadline(time.Now().Add(5000 * time.Millisecond))
_ = c.conn.SetDeadline(time.Now().Add(5 * time.Second))
defer c.conn.SetDeadline(time.Time{})
buf := make([]byte, 2048)
@@ -404,7 +408,7 @@ func (c *DTLSConn) WriteAndWait(req []byte, ok func(res []byte) bool) ([]byte, e
}
}
func (c *DTLSConn) WriteAndWaitIOCtrl(cmd uint16, payload []byte, expectCmd uint16, timeout time.Duration) ([]byte, error) {
func (c *DTLSConn) WriteAndWaitIOCtrl(payload []byte, match func([]byte) bool, timeout time.Duration) ([]byte, error) {
frame := c.msgIOCtrl(payload)
var t *time.Timer
t = time.AfterFunc(1, func() {
@@ -432,19 +436,11 @@ func (c *DTLSConn) WriteAndWaitIOCtrl(cmd uint16, payload []byte, expectCmd uint
ack := c.msgACK()
c.clientConn.Write(ack)
if gotCmd, payload, ok := ParseHL(data); ok {
if c.verbose {
fmt.Printf("[DTLS RX] Got rawCmd K%d, expecting K%d, payload=%d bytes\n", gotCmd, expectCmd, len(payload))
if gotCmd != expectCmd && len(payload) > 0 {
fmt.Printf("[DTLS RX] K%d payload:\n%s", gotCmd, hexDump(payload))
}
}
if gotCmd == expectCmd {
return data, nil
}
if match(data) {
return data, nil
}
case <-timer.C:
return nil, fmt.Errorf("timeout waiting for K%d", expectCmd)
return nil, fmt.Errorf("timeout waiting for response")
}
}
}
@@ -507,7 +503,7 @@ func (c *DTLSConn) discovery() error {
pktCC51 := c.msgDiscoCC51(0, 0, false)
buf := make([]byte, 2048)
deadline := time.Now().Add(5000 * time.Millisecond)
deadline := time.Now().Add(5 * time.Second)
for time.Now().Before(deadline) {
c.conn.WriteToUDP(pktIOTC, c.addr)
@@ -618,50 +614,21 @@ func (c *DTLSConn) worker() {
case magicAVLoginResp:
c.queue(c.rawCmd, data)
case magicIOCtrl:
if hlData := FindHL(data, 32); hlData != nil {
if c.verbose {
if cmd, _, ok := ParseHL(hlData); ok {
fmt.Printf("[DTLS RX] IOCtrl HL command K%d\n", cmd)
}
}
c.queue(c.rawCmd, hlData)
}
case magicChannelMsg:
if len(data) >= 36 && data[16] == 0x00 {
if hlData := FindHL(data, 36); hlData != nil {
if c.verbose {
if cmd, _, ok := ParseHL(hlData); ok {
fmt.Printf("[DTLS RX] ChannelMsg HL command K%d\n", cmd)
}
}
c.queue(c.rawCmd, hlData)
}
}
case magicIOCtrl, magicChannelMsg:
c.queue(c.rawCmd, data)
case protoVersion:
// Seq-Tracking
if len(data) >= 8 {
// Extract seq number at byte 4-5 (uint16 of uint32 AVSeq)
seq := binary.LittleEndian.Uint16(data[4:])
if !c.rxSeqInit {
c.rxSeqInit = true
}
// Track highest received sequence
if seq > c.rxSeqEnd || c.rxSeqEnd == 0xffff {
c.rxSeqEnd = seq
}
// Check for HL command response
if hlData := FindHL(data, 32); hlData != nil {
if c.verbose {
if cmd, _, ok := ParseHL(hlData); ok {
fmt.Printf("[DTLS RX] ProtoVersion HL command K%d\n", cmd)
}
}
c.queue(c.rawCmd, hlData)
}
}
c.queue(c.rawCmd, data)
case magicACK:
c.mu.RLock()