gfwleak/stellar-stellar-2022
Archived
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

[PACKET_IO] add pio_packet structure for pcap_live/pcap_file mode

Browse Source
This commit is contained in:
liuwentan
2022-08-09 15:58:46 +08:00
parent 7442cb09d5
commit c2d5b9cdb7
17 changed files with 157 additions and 360 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
src/common/global_var.h
View File

@@ -58,6 +58,9 @@ struct packet_io_config {
/* promiscuous value */
int promisc;
/* marsio ctrlzone id */
int mr_ctrlzone_id;
};
struct lib_config {

32
src/common/packet_queue.h
View File

@@ -1,32 +0,0 @@
/*
**********************************************************************************************
* File: packet_queue.h
* Description: packet queue structure and api
* Authors: Liu WenTan <liuwentan@geedgenetworks.com>
* Date: 2022-07-15
* Copyright: (c) 2018-2022 Geedge Networks, Inc. All rights reserved.
***********************************************************************************************
*/
#pragma once
#include "../../sdk/include/packet.h"
#define PKT_QUEUE_MAX_NUM 256
#define SET_PKT_LEN(p, len) do { \
(p)->pkt_len = (len); \
} while(0)
#define GET_PKT_DIRECT_DATA(p) (uint8_t *)((p) + 1)
struct packet_queue {
struct packet *top;
struct packet *bot;
uint32_t len;
pthread_mutex_t mutex_q;
};
void packet_enqueue(struct packet_queue *, struct packet *);
struct packet *packet_dequeue(struct packet_queue *);
void release_packet_queue(struct packet_queue *);

14
src/common/packet_queue.cpp → src/common/pio_packet_queue.cpp
View File

@@ -9,9 +9,9 @@
*/
#include "../../sdk/include/utils.h"
#include "packet_queue.h"
#include "pio_packet_queue.h"
void packet_enqueue(struct packet_queue *q, struct packet *p)
void pio_packet_enqueue(struct pio_packet_queue *q, struct pio_packet *p)
{
if (nullptr == p)
return;
@@ -32,9 +32,9 @@ void packet_enqueue(struct packet_queue *q, struct packet *p)
q->len++;
}
struct packet *packet_dequeue(struct packet_queue *q)
struct pio_packet *pio_packet_dequeue(struct pio_packet_queue *q)
{
struct packet *p = NULL;
struct pio_packet *p = NULL;
/* if the queue is empty there are no packets left. */
if (q->len == 0) {
@@ -58,17 +58,19 @@ struct packet *packet_dequeue(struct packet_queue *q)
p->next = nullptr;
p->prev = nullptr;
return p;
}
void release_packet_queue(struct packet_queue *q)
void release_pio_packet_queue(struct pio_packet_queue *q)
{
if (nullptr == q) {
return;
}
while (q->len != 0) {
struct packet *p = packet_dequeue(q);
struct pio_packet *p = pio_packet_dequeue(q);
q->len--;
FREE(p);
}
}

62
src/common/pio_packet_queue.h Normal file
View File

@@ -0,0 +1,62 @@
/*
**********************************************************************************************
* File: pio_packet_queue.h
* Description: pio packet queue structure and api
* Authors: Liu WenTan <liuwentan@geedgenetworks.com>
* Date: 2022-07-15
* Copyright: (c) 2018-2022 Geedge Networks, Inc. All rights reserved.
***********************************************************************************************
*/
#pragma once
#include <stdint.h>
#define PKT_QUEUE_MAX_NUM 256
#define CUSTOM_ZONE_LEN 64
#define ETHERNET_HEADER_LEN 14
#define DEFAULT_MTU 1500
#define DEFAULT_PACKET_SIZE (CUSTOM_ZONE_LEN + DEFAULT_MTU + ETHERNET_HEADER_LEN)
#define SIZE_OF_PIO_PACKET (DEFAULT_PACKET_SIZE + sizeof(struct pio_packet))
/*
* @brief pcap_live/pcap_file mode packet structure
*
* |<-pkt_hdr |<-pkt_payload
* | |
* | struct pio_packet | custom zone | L2 header | ...... |
* 64bytes 14bytes 1500bytes
*
* custom zone: user can set custom field
* pkt_payload: received packet data
**/
struct pio_packet {
/* pkt header pointer */
void *pkt_hdr;
/* pkt length */
uint64_t pkt_len;
/* pkt payload pointer */
void *pkt_payload;
/* reference counts */
uint64_t ref_cnt;
struct pio_packet *prev;
struct pio_packet *next;
};
struct pio_packet_queue {
struct pio_packet *top;
struct pio_packet *bot;
uint32_t len;
pthread_mutex_t mutex_q;
};
void pio_packet_enqueue(struct pio_packet_queue *, struct pio_packet *);
struct pio_packet *pio_packet_dequeue(struct pio_packet_queue *);
void release_pio_packet_queue(struct pio_packet_queue *);