Viewing file:  PDUHeader.php (2.09 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
<?php
declare(strict_types=1);
namespace Smpp\Pdu;
/**
* SMPP Protocol Data Unit (PDU) Header Structure
*
* Offsets and fields according to SMPP v3.4 specification:
*
* ┌────────┬──────────────────┬─────────────────────────────────────────────┐
* │ Offset │ Field │ Description │
* ├────────┼──────────────────┼─────────────────────────────────────────────┤
* │ 0 │ command_length │ Total length of PDU in octets │
* │ 4 │ command_id │ SMPP command ID │
* │ 8 │ command_status │ Status of SMPP operation │
* │ 12 │ sequence_number │ Unique sequence number for PDU exchange │
* └────────┴──────────────────┴─────────────────────────────────────────────┘
*
* All fields are 4-byte unsigned integers in network byte order (big-endian).
*/
class PDUHeader
{
public const PDU_HEADER_LENGTH = 16;
public function __construct(
private int $commandLength,
private int $commandId,
private int $commandStatus,
private int $sequenceNumber
)
{
}
/**
* @return int
*/
public function getCommandLength(): int
{
return $this->commandLength;
}
/**
* @return int
*/
public function getCommandId(): int
{
return $this->commandId;
}
/**
* @return int
*/
public function getCommandStatus(): int
{
return $this->commandStatus;
}
/**
* @return int
*/
public function getSequenceNumber(): int
{
return $this->sequenceNumber;
}
}
|