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56 lines
1.1 KiB
56 lines
1.1 KiB
3 years ago
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package proto
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import (
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"github.com/go-faster/errors"
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"github.com/gotd/td/bin"
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)
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// UnencryptedMessage is plaintext message.
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type UnencryptedMessage struct {
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MessageID int64
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MessageData []byte
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}
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// Decode implements bin.Decoder.
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func (u *UnencryptedMessage) Decode(b *bin.Buffer) error {
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{
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// Reading auth_key_id that should be always equal to zero.
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id, err := b.Long()
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if err != nil {
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return err
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}
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if id != 0 {
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return errors.Errorf("unexpected auth_key_id %d of plaintext message", id)
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}
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}
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{
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v, err := b.Long()
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if err != nil {
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return err
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}
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u.MessageID = v
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}
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// Reading data.
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dataLen, err := b.Int32()
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if err != nil {
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return err
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}
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u.MessageData = append(u.MessageData[:0], make([]byte, dataLen)...)
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if err := b.ConsumeN(u.MessageData, int(dataLen)); err != nil {
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return errors.Wrap(err, "consume payload")
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}
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return nil
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}
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// Encode implements bin.Encoder.
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func (u UnencryptedMessage) Encode(b *bin.Buffer) error {
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b.PutLong(0)
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b.PutLong(u.MessageID)
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b.PutInt32(int32(len(u.MessageData)))
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b.Put(u.MessageData)
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return nil
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}
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