git.r.bdr.sh - rbdr/mobius/blob - transfer.go

   1 package hotline
   2
   3 import (
   4         "bytes"
   5         "encoding/binary"
   6         "errors"
   7 )
   8
   9 type Transfer struct {
  10         Protocol        [4]byte // "HTXF" 0x48545846
  11         ReferenceNumber [4]byte // Unique ID generated for the transfer
  12         DataSize        [4]byte // File size
  13         RSVD            [4]byte // Not implemented in Hotline Protocol
  14 }
  15
  16 func NewReadTransfer(b []byte) (Transfer, error) {
  17         r := bytes.NewReader(b)
  18         var transfer Transfer
  19
  20         if err := binary.Read(r, binary.BigEndian, &transfer); err != nil {
  21                 return transfer, err
  22         }
  23
  24         // 0x48545846 (HTXF) is the only supported transfer protocol
  25         if transfer.Protocol != [4]byte{0x48, 0x54, 0x58, 0x46} {
  26                 return transfer, errors.New("invalid protocol")
  27         }
  28
  29         return transfer, nil
  30 }
  31 //
  32 //type FolderTransfer struct {
  33 //      Protocol        [4]byte // "HTXF" 0x48545846
  34 //      ReferenceNumber [4]byte // Unique ID generated for the transfer
  35 //      DataSize        [4]byte // File size
  36 //      RSVD            [4]byte // Not implemented in Hotline Protocol
  37 //      Action          [2]byte // Next file action
  38 //}
  39 //
  40 //func ReadFolderTransfer(b []byte) (FolderTransfer, error) {
  41 //      r := bytes.NewReader(b)
  42 //      var decodedEvent FolderTransfer
  43 //
  44 //      if err := binary.Read(r, binary.BigEndian, &decodedEvent); err != nil {
  45 //              return decodedEvent, err
  46 //      }
  47 //
  48 //      return decodedEvent, nil
  49 //}