mirror of
https://github.com/mfontanini/libtins
synced 2026-01-26 20:01:35 +01:00
47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
#ifndef __UDP_H
|
|
#define __UDP_H
|
|
|
|
|
|
#include "pdu.h"
|
|
|
|
namespace Tins {
|
|
|
|
/** \brief UDP represents the UDP PDU.
|
|
*
|
|
* UDP is the representation of the UDP PDU. Instances of this class
|
|
* must be sent over a level 3 PDU, this will otherwise fail.
|
|
*/
|
|
class UDP : public PDU {
|
|
public:
|
|
/** \brief UDP constructor.
|
|
*
|
|
* Creates an instance of UDP. Destination and source port can
|
|
* be provided, otherwise both will be 0.
|
|
* \param dport Destination port.
|
|
* \param sport Source port.
|
|
* */
|
|
UDP(uint16_t sport = 0, uint16_t dport = 0);
|
|
|
|
/** \brief Set the payload.
|
|
*
|
|
* Payload is NOT copied. Therefore, pointers provided as
|
|
* payloads must be freed manually by the user.
|
|
* \param new_payload New payload.
|
|
* \param new_payload_size New payload's size
|
|
*/
|
|
void payload(uint8_t *new_payload, uint32_t new_payload_size);
|
|
private:
|
|
struct udphdr {
|
|
uint16_t sport;
|
|
uint16_t dport;
|
|
uint16_t len;
|
|
uint16_t check;
|
|
} __attribute__((packed));
|
|
|
|
udphdr _udp;
|
|
uint8_t *payload;
|
|
};
|
|
};
|
|
|
|
#endif
|