packet_queue.c File Reference

File containing the implementation of the packet queue utilities. More...

#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "../../../utils/allocs.h"
#include "../../../utils/log.h"
#include "../../../utils/os.h"
#include "packet_decoder.h"
#include "packet_queue.h"

Include dependency graph for packet_queue.c:

Functions
struct packet_queue *	init_packet_queue (void)
	Initialises and empty packet queue. More...
struct packet_queue *	push_packet_queue (struct packet_queue *queue, struct tuple_packet tp)
	Pushes a packet in the packet queue. More...
struct packet_queue *	pop_packet_queue (struct packet_queue *queue)
	Extract the first packet from the packet queueu. More...
void	free_packet_tuple (struct tuple_packet *tp)
	Frees an allocated packet tuple. More...
void	free_packet_queue_el (struct packet_queue *el)
	Delete a packet entry. More...
void	free_packet_queue (struct packet_queue *queue)
	Frees the packet queue. More...
ssize_t	get_packet_queue_length (struct packet_queue *queue)
	Returns the packet queue length. More...
int	is_packet_queue_empty (struct packet_queue *queue)
	Checks if packet queue is empty. More...

Detailed Description

File containing the implementation of the packet queue utilities.

Author

Alexandru Mereacre

Date

2021

Copyright

SPDX-FileCopyrightText: © 2021 NQMCyber Ltd and edgesec contributors SPDX-License-Identifier: LGPL-3.0-or-later

Function Documentation

free_packet_queue()

void free_packet_queue

(

struct packet_queue *

queue

)

Frees the packet queue.

Parameters

queue

The pointer to the packet queue

free_packet_queue_el()

void free_packet_queue_el

(

struct packet_queue *

el

)

Delete a packet entry.

Parameters

el	The packet queue entry

free_packet_tuple()

void free_packet_tuple

(

struct tuple_packet *

tp

)

Frees an allocated packet tuple.

Parameters

tp	The pointer to the packet tuple

get_packet_queue_length()

ssize_t get_packet_queue_length

(

struct packet_queue *

queue

)

Returns the packet queue length.

Parameters

queue

The pointer to the packet queue

Returns

ssize_t The packet queue length

init_packet_queue()

struct packet_queue* init_packet_queue

(

void

)

Initialises and empty packet queue.

Returns

struct packet_queue* Returned initialised empty packet queue

is_packet_queue_empty()

int is_packet_queue_empty

(

struct packet_queue *

queue

)

Checks if packet queue is empty.

Parameters

queue

The pointer to the packet queue

Returns

1, is empty, 0 otherwise, -1 for error

pop_packet_queue()

struct packet_queue* pop_packet_queue

(

struct packet_queue *

queue

)

Extract the first packet from the packet queueu.

Parameters

queue

The packet queue

Returns

struct packet_queue* The returned packet (NULL if queue is empty)

push_packet_queue()

struct packet_queue* push_packet_queue	(	struct packet_queue *	queue,
		struct tuple_packet	tp
	)

Pushes a packet in the packet queue.

Parameters

queue	The packet queue
tp	The packet tuple

Returns

struct packet_queue* Returned the packet queue element