parsibox
commented
1 year ago please add this method to your transmitter.go :
func (t *Transmitter) SubmitLongMsg8bit(sm *ShortMessage) ([]ShortMessage, error) {
maxLen := 134 // 140-6 (UDH)
rawMsg := sm.Text.Encode()
countParts := int((len(rawMsg)-1)/maxLen) + 1
ri := uint8(t.r.Intn(128))
UDHHeader := make([]byte, 6)
UDHHeader[0] = 5
UDHHeader[1] = 0
UDHHeader[2] = 3
UDHHeader[3] = ri
UDHHeader[4] = uint8(countParts)
responses := []ShortMessage{}
for i := 0; i < countParts; i++ {
UDHHeader[5] = uint8(i + 1) // current message part
p := pdu.NewSubmitSM(sm.TLVFields)
f := p.Fields()
f.Set(pdufield.SourceAddr, sm.Src)
f.Set(pdufield.DestinationAddr, sm.Dst)
if i != countParts-1 {
f.Set(pdufield.ShortMessage, pdutext.Raw(append(UDHHeader, rawMsg[i*maxLen:(i+1)*maxLen]...)))
} else {
f.Set(pdufield.ShortMessage, pdutext.Raw(append(UDHHeader, rawMsg[i*maxLen:]...)))
}
f.Set(pdufield.RegisteredDelivery, uint8(sm.Register))
if sm.Validity != time.Duration(0) {
f.Set(pdufield.ValidityPeriod, convertValidity(sm.Validity))
}
f.Set(pdufield.ServiceType, sm.ServiceType)
f.Set(pdufield.SourceAddrTON, sm.SourceAddrTON)
f.Set(pdufield.SourceAddrNPI, sm.SourceAddrNPI)
f.Set(pdufield.DestAddrTON, sm.DestAddrTON)
f.Set(pdufield.DestAddrNPI, sm.DestAddrNPI)
f.Set(pdufield.ESMClass, 0x40)
f.Set(pdufield.ProtocolID, sm.ProtocolID)
f.Set(pdufield.PriorityFlag, sm.PriorityFlag)
f.Set(pdufield.ScheduleDeliveryTime, sm.ScheduleDeliveryTime)
f.Set(pdufield.ReplaceIfPresentFlag, sm.ReplaceIfPresentFlag)
f.Set(pdufield.SMDefaultMsgID, sm.SMDefaultMsgID)
f.Set(pdufield.DataCoding, uint8(sm.Text.Type()))
//set the optional parameters in the submit pdu from sm
optParams := p.TLVFields()
for tag, value := range sm.TLVFields {
err := optParams.Set(tag, value)
if err != nil {
return nil, err
}
}
resp, err := t.do(p)
if err != nil {
return nil, err
}
sm.resp.Lock()
sm.resp.p = resp.PDU
sm.resp.Unlock()
// checking for errors in the responses will be left to the client
responses = append(responses, *sm)
}
return responses, nil
}
hi dear i have a message with 134 chars and it should be 2 message but when i send with your code it go 3 message it seem you send utf16 ( 66 chars for each part ) but i need utf8 ( 67 chars for each part ) what can i do?