129 lines
4.0 KiB
Go
129 lines
4.0 KiB
Go
package pdu
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import (
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"bytes"
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"encoding/ascii85"
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"encoding/binary"
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"fmt"
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)
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type (
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SUBMIT_SM struct {
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header PDU_HEADER
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service_type string
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source_addr_ton byte
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source_addr_npi byte
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source_addr string
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dest_addr_ton byte
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dest_addr_npi byte
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destination_addr string
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esm_class byte
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protocol_id byte
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priority_flag byte
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schedule_delivery_time string
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validity_period string
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registered_delivery byte
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replace_if_present byte
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data_coding byte
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sm_default_msg_id byte
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sm_length byte
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short_message string
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// user_message_reference uint16
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// source_port uint16
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// source_addr_subunit byte
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// destination_port uint16
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// dest_addr_subunit byte
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// sar_msg_ref_num uint16
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// sar_total_segments byte
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// sar_segment_seqnum byte
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// more_messages_to_send byte
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// payload_type byte
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// message_payload string
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// privacy_indicator byte
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// callback_num string
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// callback_num_pres byte
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// callback_num_atag string
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// source_subaddress string
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// dest_subaddress string
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// user_response_code byte
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// display_time byte
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// sms_signal byte
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// ms_validity byte
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// ms_msg_wait_facilities byte
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// number_of_messages byte
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// alert_on_message_delivery byte
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// language_indicator byte
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// its_reply_type byte
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// its_session_info byte
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// ussd_service_op byte
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}
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SUBMIT_SM_RESP struct {
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header PDU_HEADER
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message_id string
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}
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SUBMIT_MULTI struct{}
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SUBMIT_MULTI_RESP struct{}
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)
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func (p *SUBMIT_SM) Encode(buf *bytes.Buffer) error {
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if buf == nil {
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return fmt.Errorf("cannot encode into nil buffer")
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}
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p.header.Encode(buf)
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n := ascii85.Encode(buf.Bytes(), []byte(p.service_type))
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buf.Truncate(n)
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binary.Write(buf, binary.BigEndian, p.source_addr_ton)
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binary.Write(buf, binary.BigEndian, p.source_addr_npi)
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n = ascii85.Encode(buf.Bytes(), []byte(p.source_addr))
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buf.Truncate(n)
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binary.Write(buf, binary.BigEndian, p.dest_addr_ton)
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binary.Write(buf, binary.BigEndian, p.dest_addr_npi)
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n = ascii85.Encode(buf.Bytes(), []byte(p.destination_addr))
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buf.Truncate(n)
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binary.Write(buf, binary.BigEndian, p.esm_class)
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binary.Write(buf, binary.BigEndian, p.protocol_id)
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binary.Write(buf, binary.BigEndian, p.priority_flag)
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n = ascii85.Encode(buf.Bytes(), []byte(p.schedule_delivery_time))
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buf.Truncate(n)
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n = ascii85.Encode(buf.Bytes(), []byte(p.validity_period))
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buf.Truncate(n)
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binary.Write(buf, binary.BigEndian, p.registered_delivery)
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binary.Write(buf, binary.BigEndian, p.replace_if_present)
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binary.Write(buf, binary.BigEndian, p.data_coding)
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binary.Write(buf, binary.BigEndian, p.sm_default_msg_id)
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binary.Write(buf, binary.BigEndian, p.sm_length)
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// TODO: Implement encodings bsed on p.data_coding
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n = ascii85.Encode(buf.Bytes(), []byte(p.short_message))
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buf.Truncate(n)
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return nil
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}
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func (p *SUBMIT_SM) Decode(buf *bytes.Buffer) error {
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if buf == nil {
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return fmt.Errorf("cannot decode nil buffer")
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}
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return nil
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}
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func (p *SUBMIT_SM) Size() int {
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var size int
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size += p.header.Size()
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size += len(p.service_type) * 1
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size += 1 // source_addr_ton
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size += 1 // source_addr_npi
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size += len(p.source_addr) * 1
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size += 1 // dest_addr_ton
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size += 1 // dest_addr_npi
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size += len(p.destination_addr) * 1
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size += 1 // esm_class
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size += 1 // protocol_id
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size += 1 // priority_flag
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size += len(p.schedule_delivery_time) * 1
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size += len(p.validity_period) * 1
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size += 1 // registered_delivery
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size += 1 // replace_if_present
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size += 1 // data_coding
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size += 1 // sm_default_msg_id
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size += 1 // sm_length
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size += len(p.short_message) * 1
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return size
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}
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