SMPPEX.Pdu.Multipart.extract_from_message

You're seeing just the function extract_from_message, go back to SMPPEX.Pdu.Multipart module for more information.

extract_from_message(message)

Specs

extract_from_message(binary()) :: extract_result()

Extracts multipart information from binary message.

Returns one of the following:

{:ok, :single, message} if the message does not contain any multipart information and represents a single message. The outcoming message is cleared from UDH bytes.
{:ok, {ref_num, count, seq_num}, message} if the original message contains multipart information in UDH fields. The outcoming message is cleared from UDH bytes.
{:error, reason}

Example

iex> data = <<0x05, 0x00, 0x03, 0x03, 0x02, 0x01, "message">>
iex> SMPPEX.Pdu.Multipart.extract_from_message(data)
{:ok, {3,2,1}, "message"}

iex> data = <<0x06, 0x08, 0x04, 0x00, 0x03, 0x02, 0x01, "message">>
iex> SMPPEX.Pdu.Multipart.extract_from_message(data)
{:ok, {3,2,1}, "message"}