/***************************************************************************** * wanrouter.h Definitions for the WAN Multiprotocol Router Module. * This module provides API and common services for WAN Link * Drivers and is completely hardware-independent. * * Author: Nenad Corbic * Gideon Hack * Additions: Arnaldo Melo * * Copyright: (c) 1995-2000 Sangoma Technologies Inc. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. * ============================================================================ * Jul 21, 2000 Nenad Corbic Added WAN_FT1_READY State * Feb 24, 2000 Nenad Corbic Added support for socket based x25api * Jan 28, 2000 Nenad Corbic Added support for the ASYNC protocol. * Oct 04, 1999 Nenad Corbic Updated for 2.1.0 release * Jun 02, 1999 Gideon Hack Added support for the S514 adapter. * May 23, 1999 Arnaldo Melo Added local_addr to wanif_conf_t * WAN_DISCONNECTING state added * Jul 20, 1998 David Fong Added Inverse ARP options to 'wanif_conf_t' * Jun 12, 1998 David Fong Added Cisco HDLC support. * Dec 16, 1997 Jaspreet Singh Moved 'enable_IPX' and 'network_number' to * 'wanif_conf_t' * Dec 05, 1997 Jaspreet Singh Added 'pap', 'chap' to 'wanif_conf_t' * Added 'authenticator' to 'wan_ppp_conf_t' * Nov 06, 1997 Jaspreet Singh Changed Router Driver version to 1.1 from 1.0 * Oct 20, 1997 Jaspreet Singh Added 'cir','bc','be' and 'mc' to 'wanif_conf_t' * Added 'enable_IPX' and 'network_number' to * 'wan_device_t'. Also added defines for * UDP PACKET TYPE, Interrupt test, critical values * for RACE conditions. * Oct 05, 1997 Jaspreet Singh Added 'dlci_num' and 'dlci[100]' to * 'wan_fr_conf_t' to configure a list of dlci(s) * for a NODE * Jul 07, 1997 Jaspreet Singh Added 'ttl' to 'wandev_conf_t' & 'wan_device_t' * May 29, 1997 Jaspreet Singh Added 'tx_int_enabled' to 'wan_device_t' * May 21, 1997 Jaspreet Singh Added 'udp_port' to 'wan_device_t' * Apr 25, 1997 Farhan Thawar Added 'udp_port' to 'wandev_conf_t' * Jan 16, 1997 Gene Kozin router_devlist made public * Jan 02, 1997 Gene Kozin Initial version (based on wanpipe.h). *****************************************************************************/ #ifndef _ROUTER_H #define _ROUTER_H #include /****** Kernel Interface ****************************************************/ #include /* support for device drivers */ #include /* proc filesystem pragmatics */ #include /* support for network drivers */ #include /* Support for SMP Locking */ /*---------------------------------------------------------------------------- * WAN device data space. */ struct wan_device { unsigned magic; /* magic number */ char* name; /* -> WAN device name (ASCIIZ) */ void* private; /* -> driver private data */ unsigned config_id; /* Configuration ID */ /****** hardware configuration ******/ unsigned ioport; /* adapter I/O port base #1 */ char S514_cpu_no[1]; /* PCI CPU Number */ unsigned char S514_slot_no; /* PCI Slot Number */ unsigned long maddr; /* dual-port memory address */ unsigned msize; /* dual-port memory size */ int irq; /* interrupt request level */ int dma; /* DMA request level */ unsigned bps; /* data transfer rate */ unsigned mtu; /* max physical transmit unit size */ unsigned udp_port; /* UDP port for management */ unsigned char ttl; /* Time To Live for UDP security */ unsigned enable_tx_int; /* Transmit Interrupt enabled or not */ char interface; /* RS-232/V.35, etc. */ char clocking; /* external/internal */ char line_coding; /* NRZ/NRZI/FM0/FM1, etc. */ char station; /* DTE/DCE, primary/secondary, etc. */ char connection; /* permanent/switched/on-demand */ char signalling; /* Signalling RS232 or V35 */ char read_mode; /* read mode: Polling or interrupt */ char new_if_cnt; /* Number of interfaces per wanpipe */ char del_if_cnt; /* Number of times del_if() gets called */ unsigned char piggyback; /* Piggibacking a port */ unsigned hw_opt[4]; /* other hardware options */ /****** status and statistics *******/ char state; /* device state */ char api_status; /* device api status */ struct net_device_stats stats; /* interface statistics */ unsigned reserved[16]; /* reserved for future use */ unsigned long critical; /* critical section flag */ spinlock_t lock; /* Support for SMP Locking */ /****** device management methods ***/ int (*setup) (struct wan_device *wandev, wandev_conf_t *conf); int (*shutdown) (struct wan_device *wandev); int (*update) (struct wan_device *wandev); int (*ioctl) (struct wan_device *wandev, unsigned cmd, unsigned long arg); int (*new_if)(struct wan_device *wandev, struct net_device *dev, wanif_conf_t *conf); int (*del_if)(struct wan_device *wandev, struct net_device *dev); /****** maintained by the router ****/ struct wan_device* next; /* -> next device */ struct net_device* dev; /* list of network interfaces */ unsigned ndev; /* number of interfaces */ struct proc_dir_entry *dent; /* proc filesystem entry */ }; /* Public functions available for device drivers */ extern int register_wan_device(struct wan_device *wandev); extern int unregister_wan_device(char *name); /* Proc interface functions. These must not be called by the drivers! */ extern int wanrouter_proc_init(void); extern void wanrouter_proc_cleanup(void); extern int wanrouter_proc_add(struct wan_device *wandev); extern int wanrouter_proc_delete(struct wan_device *wandev); extern long wanrouter_ioctl(struct file *file, unsigned int cmd, unsigned long arg); /* Public Data */ /* list of registered devices */ extern struct wan_device *wanrouter_router_devlist; #endif /* _ROUTER_H */