Subversion Repositories or1k

/*

 *  rtems_bsdnet.h,v 1.11 2002/04/13 16:41:43 joel Exp

 */

#ifndef _RTEMS_BSDNET_

#define _RTEMS_BSDNET_

#include <rtems.h>

/*

 *  If this file is included from inside the Network Stack proper or

 *  a device driver, then __INSIDE_RTEMS_BSD_TCPIP_STACK__ should be

 *  defined.  This triggers a number of internally used definitions.

 */

#if defined(__INSIDE_RTEMS_BSD_TCPIP_STACK__)

#undef _COMPILING_BSD_KERNEL_

#undef KERNEL

#undef INET

#undef NFS

#undef DIAGNOSTIC

#undef BOOTP_COMPAT

#define _COMPILING_BSD_KERNEL_

#define KERNEL

#define INET

#define NFS

#define DIAGNOSTIC

#define BOOTP_COMPAT

#endif

/*

 * Values that may be obtained by BOOTP

 */

extern struct in_addr rtems_bsdnet_bootp_server_address;

extern char *rtems_bsdnet_bootp_server_name;

extern char *rtems_bsdnet_bootp_boot_file_name;

extern struct in_addr rtems_bsdnet_ntpserver[];

extern int rtems_bsdnet_ntpserver_count;

extern long rtems_bsdnet_timeoffset;

/*

 * Manipulate routing tables

 */

struct sockaddr;

struct rtentry;

int rtems_bsdnet_rtrequest (

    int req,

    struct sockaddr *dst,

    struct sockaddr *gateway,

    struct sockaddr *netmask,

    int flags,

    struct rtentry **net_nrt);

/*

 * Diagnostics

 */

void rtems_bsdnet_show_inet_routes (void);

void rtems_bsdnet_show_mbuf_stats (void);

void rtems_bsdnet_show_if_stats (void);

void rtems_bsdnet_show_ip_stats (void);

void rtems_bsdnet_show_icmp_stats (void);

void rtems_bsdnet_show_udp_stats (void);

void rtems_bsdnet_show_tcp_stats (void);

/*

 * Network configuration

 */

struct rtems_bsdnet_ifconfig {

        /*

         * These three entries must be supplied for each interface.

         */

        char            *name;

        /*

         * This function now handles attaching and detaching an interface.

         * The parameter attaching indicates the operation being invoked.

         * For older attach functions which do not have the extra parameter

         * it will be ignored.

         */

        int             (*attach)(struct rtems_bsdnet_ifconfig *conf, int attaching);

        /*

         * Link to next interface

         */

        struct rtems_bsdnet_ifconfig *next;

        /*

         * The following entries may be obtained

         * from BOOTP or explicitily supplied.

         */

        char            *ip_address;

        char            *ip_netmask;

        void            *hardware_address;

        /*

         * The driver assigns defaults values to the following

         * entries if they are not explicitly supplied.

         */

        int             ignore_broadcast;

        int             mtu;

        int             rbuf_count;

        int             xbuf_count;

        /*

         * For external ethernet controller board the following

         * parameters are needed

         */

        unsigned int    port;   /* port of the board */

        unsigned int    irno;   /* irq of the board */

        unsigned int    bpar;   /* memory of the board */

  /*

   * Driver control block pointer. Typcially this points to the driver's

   * controlling structure. You set this when you have the structure allocated

   * externally to the driver.

   */

  void *drv_ctrl;

};

struct rtems_bsdnet_config {

        /*

         * This entry points to the head of the ifconfig chain.

         */

        struct rtems_bsdnet_ifconfig *ifconfig;

        /*

         * This entry should be rtems_bsdnet_do_bootp if BOOTP

         * is being used to configure the network, and NULL

         * if BOOTP is not being used.

         */

        void                    (*bootp)(void);

        /*

         * The remaining items can be initialized to 0, in

         * which case the default value will be used.

         */

        rtems_task_priority     network_task_priority;  /* 100          */

        unsigned long           mbuf_bytecount;         /* 64 kbytes    */

        unsigned long           mbuf_cluster_bytecount; /* 128 kbytes   */

        char                    *hostname;              /* BOOTP        */

        char                    *domainname;            /* BOOTP        */

        char                    *gateway;               /* BOOTP        */

        char                    *log_host;              /* BOOTP        */

        char                    *name_server[3];        /* BOOTP        */

        char                    *ntp_server[3];         /* BOOTP        */

};

/*

 * Default global device configuration structure. This is scanned

 * by the initialize network function. Check the network demo's for

 * an example of the structure. Like the RTEMS configuration tables,

 * they are not part of RTEMS but part of your application or bsp

 * code.

 */

extern struct rtems_bsdnet_config rtems_bsdnet_config;

/*

 * Initialise the BSD stack, attach and `up' interfaces

 * in the `rtems_bsdnet_config'. RTEMS must already be initialised.

 */

int rtems_bsdnet_initialize_network (void);

/*

 * Dynamic interface control. Drivers must free any resources such as

 * memory, interrupts, io regions claimed during the `attach' and/or

 * `up' operations when asked to `detach'.

 * You must configure the interface after attaching it.

 */

void rtems_bsdnet_attach (struct rtems_bsdnet_ifconfig *ifconfig);

void rtems_bsdnet_detach (struct rtems_bsdnet_ifconfig *ifconfig);

/*

 * Interface configuration. The commands are listed in `sys/sockio.h'.

 */

int rtems_bsdnet_ifconfig (const char *ifname, unsigned32 cmd, void *param);

void rtems_bsdnet_do_bootp (void);

void rtems_bsdnet_do_bootp_and_rootfs (void);

int rtems_bsdnet_synchronize_ntp (int interval, rtems_task_priority priority);

#endif /* _RTEMS_BSDNET_ */