/*      $NetBSD: dev_net.c,v 1.3 2024/08/15 05:58:34 skrll Exp $        */

/*-
* Copyright (c) 2018 Jared McNeill <[email protected]>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/

#include "efiboot.h"

#include <sys/types.h>
#include <sys/socket.h>
#include <net/if.h>
#include <netinet/in.h>

#include <lib/libsa/net.h>
#include <lib/libsa/netif.h>
#include <lib/libsa/bootparam.h>
#include <lib/libsa/bootp.h>
#include <lib/libsa/nfs.h>

#include "dev_net.h"

static int      net_socket = -1;

int
net_open(struct open_file *f, ...)
{
       va_list ap;
       char *devname;
       int error;

       va_start(ap, f);
       devname = va_arg(ap, char *);
       va_end(ap);

       if (net_socket < 0)
               net_socket = netif_open(devname);
       if (net_socket < 0)
               return ENXIO;

       if (myip.s_addr == INADDR_ANY) {
               bootp(net_socket);

               if (myip.s_addr == INADDR_ANY) {
                       error = EIO;
                       goto fail;
               }

               printf("boot: client ip: %s\n", inet_ntoa(myip));
               printf("boot: server ip: %s\n", inet_ntoa(rootip));
               if (rootpath[0] != '\0')
                       printf("boot: server path: %s\n", rootpath);
               if (bootfile[0] != '\0')
                       printf("boot: file name: %s\n", bootfile);
       }

       if (rootpath[0] != '\0') {
               error = nfs_mount(net_socket, rootip, rootpath);
               if (error) {
                       printf("NFS mount error=%d\n", errno);
                       goto fail;
               }
       }

       f->f_devdata = &net_socket;

       return 0;

fail:
       printf("net_open failed: %d\n", error);
       netif_close(net_socket);
       net_socket = -1;
       return error;
}

int
net_close(struct open_file *f)
{
       f->f_devdata = NULL;

       return 0;
}

int
net_strategy(void *devdata, int rw, daddr_t dblk, size_t size, void *buf, size_t *rsize)
{
       return EIO;
}