nat_globals.h

vxworks下ppp的实现源码

/* nat_globals.h */

/* Copyright 2000-2003 Wind River Systems, Inc. */

/* @format.tab-size 4, @format.use-tabs true, @format.new-line lf */

/*
modification history
--------------------
01c,25apr03,svk  Implement version number
01b,24apr03,zhu  updated copyright
01a,15apr03,zhu  changed an incorrect state from ILLEGAL to DISCONNECTED
071101 tk	Add ipListLock, bindListLock, and agentListLock semaphores declaration.
030901 tk	Add natInitSync semaphore declaration.
*/

#ifndef __INCnat_globalsh
#define __INCnat_globalsh

#include "semLib.h"

GLOBAL NAT_CLASS nat;

char *		natVersion;	/* NAT version number string */

/* semaphores */
SEM_ID		spoofingPortLock;
SEM_ID		udpListLock;	/* UDP translation list lock */
SEM_ID		tcpListLock;	/* TCP translation list lock */
SEM_ID		ipListLock;		/* IP translation list lock */
SEM_ID		natInitSync;	/* synch semaphore for NAT and agents initializations */
SEM_ID		bindListLock;	/* address bind list lock semaphore (used by ALG API) */
SEM_ID		agentListLock;	/* ALG agent list lock semaphore */		

#if !defined (GLOBAL_FILE)
	GLOBAL	NAT_TCP_STATE_TABLE	nat_tcp_state_table[];
#else
	GLOBAL	NAT_TCP_STATE_TABLE	nat_tcp_state_table[] =
{
/*------------------------------------------------------------*/
	{
		NAT_SYNCH_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_ESTABLISHED_STATE,
				&nat.tcp_connected_timer
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_FIN_STATE,
				&nat.tcp_closing_timer
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}
		}
	},
/*------------------------------------------------------------*/
	{
		NAT_FIN_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_FIN_STATE,
				&nat.tcp_closing_timer
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}

		}
	},
/*------------------------------------------------------------*/
	{
		NAT_ESTABLISHED_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_ESTABLISHED_STATE,
				&nat.tcp_connected_timer
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_FIN_STATE,
				&nat.tcp_closing_timer
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ESTABLISHED_STATE,
				&nat.tcp_connected_timer
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}

		}
	},
/*------------------------------------------------------------*/
	{
		NAT_INITIAL_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}

		}
	},
/*------------------------------------------------------------*/
	{
		NAT_DISCONNECTED_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				&nat.tcp_disconnected_timer
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}

		}
	},
/*------------------------------------------------------------*/
	{
		NAT_ILLEGAL_STATE,
		{
			/*NAT_SYNCH---------------------------------------------------*/
			{
				NAT_SYNCH_STATE,
				&nat.tcp_connecting_timer,
				tcp_syn_state_handler
			},
			/*NAT_ACK-----------------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				(ULONG *) NULL
			},
			/*NAT_FIN------------------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				(ULONG *) NULL
			},
			/*NAT_ESTABLISHED----------------------------------------------*/
			{
				NAT_ILLEGAL_STATE,
				(ULONG *) NULL
			},
			/*NAT_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer,
				tcp_reset_state_handler
			},
			/*NAT_FORCED_RESET----------------------------------------------------*/
			{
				NAT_DISCONNECTED_STATE,
				&nat.tcp_disconnected_timer
			}

		}
	},

};

#endif 	/* GLOBAL_FILE */

#endif 	/* Don't add anything after this line */