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45 lines
1.2 KiB
45 lines
1.2 KiB
// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package discovery
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import (
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"context"
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"net"
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"github.com/pkg/errors"
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"github.com/bboozzoo/mconnect/protocol/packet"
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)
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func Announce(ctx context.Context, identity packet.Identity) error {
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p := packet.New("kdeconnect.identity", identity)
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data, err := packet.Marshal(p)
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if err != nil {
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return errors.Wrapf(err, "failed to marshal packet")
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}
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addr := net.UDPAddr{
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Port: 1716,
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IP: net.ParseIP("255.255.255.255"),
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}
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c, err := net.DialUDP("udp", nil, &addr)
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if err != nil {
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return errors.Wrapf(err, "failed to open UDP socket")
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}
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defer c.Close()
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_, err = c.Write(data)
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if err != nil {
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return errors.Wrapf(err, "failed to send identity packet")
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}
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return nil
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}
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