Networks/Reticulum-Go
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Update AutoInterface and UDPInterface to use net.PacketConn for better compatibility with TinyGo. Update methods to handle errors related to unsupported features in TinyGo, including interface enumeration and multicast UDP.

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ivan
2025-10-30 19:01:33 -05:00
parent 1b3f4e59db
commit f599cc4d43
2 changed files with 35 additions and 74 deletions
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18
pkg/interfaces/udp.go
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@@ -11,7 +11,7 @@ import (
type UDPInterface struct {
BaseInterface
conn *net.UDPConn
conn net.PacketConn
addr *net.UDPAddr
targetAddr *net.UDPAddr
mutex sync.RWMutex
@@ -127,7 +127,7 @@ func (ui *UDPInterface) ProcessOutgoing(data []byte) error {
return fmt.Errorf("no target address configured")
}
_, err := ui.conn.WriteToUDP(data, ui.targetAddr)
_, err := ui.conn.WriteTo(data, ui.targetAddr)
if err != nil {
return fmt.Errorf("UDP write failed: %v", err)
}
@@ -176,23 +176,23 @@ func (ui *UDPInterface) Disable() {
}
func (ui *UDPInterface) Start() error {
conn, err := net.ListenUDP("udp", ui.addr)
conn, err := net.ListenPacket("udp", ui.addr.String())
if err != nil {
return err
}
ui.conn = conn
ui.Online = true
// Start the read loop in a goroutine
go ui.readLoop()
return nil
}
func (ui *UDPInterface) readLoop() {
buffer := make([]byte, common.DEFAULT_MTU)
for ui.IsOnline() && !ui.IsDetached() {
n, remoteAddr, err := ui.conn.ReadFromUDP(buffer)
n, addr, err := ui.conn.ReadFrom(buffer)
if err != nil {
if ui.IsOnline() {
log.Printf("Error reading from UDP interface %s: %v", ui.Name, err)
@@ -200,6 +200,12 @@ func (ui *UDPInterface) readLoop() {
return
}
remoteAddr, ok := addr.(*net.UDPAddr)
if !ok {
log.Printf("Error: received non-UDP address from UDP interface %s", ui.Name)
continue
}
ui.mutex.Lock()
if ui.targetAddr == nil {
log.Printf("[DEBUG-7] UDP interface %s discovered peer %s", ui.Name, remoteAddr)