ping.h

来自「AMLOGIC DPF source code」· C头文件 代码 · 共 81 行

/*******************************************************************
 * 
 *  Copyright C 2006 by Amlogic, Inc. All Rights Reserved.
 *
 *  Description: Mini ping client
 *
 *  Author: Jerry Cao
 *  Created: Wed Dec 21 14:21:23 2006
 *
 *******************************************************************/

#ifndef _PING_H_
#define _PING_H_

/***************************** INCLUDES *****************************/
#include "includes.h"
#include "AVmalloc.h"
#include <sys/types.h>
#include <sys/socket.h>
#include <sys/time.h>
#include <errno.h>
#include "avnet.h"
#include "lwip/sockets.h"
#include "lwip/sys.h"
#include "lwip/tcpip.h"

/************************ CONSTANTS & MACROS ************************/
#define DEFAULT_PING_COUNT      4
#define DEFAULT_PING_INTERVAL   (1 * 1000)
#define DEFAULT_PING_DATALEN    56
#define MAX_PING_DUP_CHECK      (8 * 128)

#define PROTO_ICMP  1

#define pingDebug   AVOS_printf_ext

/****************************** TYPES ******************************/
typedef struct pingSession_s
{
    struct raw_pcb *pcb;
    struct pbuf *p;
    void (*fini) (struct pingSession_s *);
    void *cookie;
    AVTimer_t timer;
    int refcnt;
    int interrupt;

    struct ip_addr addr;
    int datalen;
    int interval;
    long count;
    int id;
    int options;

    long ntransmitted;
    long nreceived;
    long nrepeats;
    unsigned long tmin;
    unsigned long tmax;
    unsigned long tsum;
    char rcvd_tbl[MAX_PING_DUP_CHECK / 8];
} pingSession_t;

/**************************** PROTOTYPES ****************************/
pingSession_t *
	ping_start(char *host, 
               int count, 
               int interval, 
               int pktsize,
               int quiet,
               void (*fini) (pingSession_t *),
               void *cookie);
void
	ping_interrupt(pingSession_t *session);
void
	ping_ref(pingSession_t *session);
void
	ping_unref(pingSession_t *session);

#endif /* _PING_H_ */