/*
 * Copyright (c) 2003
 *	Bill Paul <wpaul@windriver.com>.  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.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by Bill Paul.
 * 4. Neither the name of the author nor the names of any co-contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
 * 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 <sys/cdefs.h>
__FBSDID("$FreeBSD");

#include <sys/param.h>
#include <sys/types.h>
#include <sys/errno.h>
#include <sys/callout.h>
#ifdef _KERNEL
#include <sys/systm.h>
#include <sys/malloc.h>
#include <sys/lock.h>
#include <sys/mutex.h>
#else
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#endif

#include "pe_var.h"
#include "resource_var.h"
#include "ndis_var.h"
#include "hal_var.h"
#include "ntoskrnl_var.h"

#define __stdcall __attribute__((__stdcall__))
#define NDIS_DUMMY_PATH "\\\\some\\bogus\\path"

__stdcall static void
ndis_status_func(adapter, status, sbuf, slen)
	ndis_handle		*adapter;
	ndis_status		status;
	void			*sbuf;
	uint32_t		slen;
{
	printf ("status: %x\n", status);
	return;
}

__stdcall static void
ndis_statusdone_func(adapter)
	ndis_handle		*adapter;
{
	printf ("status complete\n");
	return;
}

__stdcall static void
ndis_set_done(adapter, status)
	ndis_handle		*adapter;
	ndis_status		status;
{
	printf ("Setup done...\n");
	return;
}

int
ndis_load_driver(img, softc)
	vm_offset_t		img;
	void			*softc;
{
	/*__stdcall*/ driver_entry		entry;
	image_optional_header	opt_hdr;
	image_import_descriptor imp_desc;
	ndis_status		status, openstatus = 0;
	ndis_unicode_string	dummystr;
	ndis_driver_object	drv;
        ndis_miniport_block     *block;
        /*__stdcall*/ ndis_init_handler       initfunc;
	ndis_medium		mediumarray;
	uint32_t		chosenmedium;
	int			idx;
	uint32_t		*ptr;

	/* Perform text relocation */
	if (pe_relocate(img))
		return(ENOEXEC);

        /* Dynamically link the NDIS.SYS routines -- required. */
	if (pe_patch_imports(img, "NDIS", ndis_functbl))
		return(ENOEXEC);

	/* Dynamically link the HAL.dll routines -- also required. */
	if (pe_patch_imports(img, "HAL", hal_functbl))
		return(ENOEXEC);

	/* Dynamically link ntoskrnl.exe -- optional. */

	if (pe_get_import_descriptor(img, &imp_desc, "ntoskrnl") == 0) {
		if (pe_patch_imports(img, "ntoskrnl", ntoskrnl_functbl))
			return(ENOEXEC);
	}

        /* Locate the driver entry point */
	pe_get_optional_header(img, &opt_hdr);
	entry = (driver_entry)(img + opt_hdr.ioh_entryaddr);

	/*
	 * Now call the DriverEntry() routine. This will cause
	 * a callout to the NdisInitializeWrapper() and
	 * NdisMRegisterMiniport() routines.
	 */
	dummystr.nus_len = strlen(NDIS_DUMMY_PATH);
	dummystr.nus_maxlen = strlen(NDIS_DUMMY_PATH);
	dummystr.nus_buf = NULL;
	ndis_ascii_to_unicode(NDIS_DUMMY_PATH, &dummystr.nus_buf);
	drv.ndo_ifname = "ndis0";

	status = entry(&drv, &dummystr);

#ifdef _KERNEL
	free (dummystr.nus_buf, M_DEVBUF);
#else
	free (dummystr.nus_buf);
#endif

	if (status != NDIS_STATUS_SUCCESS)
		return(ENODEV);

	/*
	 * Now that we have the miniport driver characteristics,
	 * create an NDIS block and call the init handler.
	 * This will cause the driver to try to probe for
	 * a device.
	 */

#ifdef _KERNEL
        block = malloc(sizeof(ndis_miniport_block), M_DEVBUF, M_NOWAIT);
#else
        block = malloc(sizeof(ndis_miniport_block));
#endif
	bzero((char *)block, sizeof(ndis_miniport_block));
	/*block->nmb_signature = 0xcafebabe;*/

		ptr = (uint32_t *)block;
	for (idx = 0; idx < sizeof(ndis_miniport_block) / 4; idx++) {
		*ptr = idx;
		ptr++;
	}
	/*block->nmb_signature = 0xcafebabe;*/
	block->nmb_querydone_func = ndis_set_done;
	block->nmb_setdone_func = ndis_set_done;
	block->nmb_status_func = ndis_status_func;
	block->nmb_statusdone_func = ndis_statusdone_func;
	initfunc = (ndis_init_handler)drv.ndo_chars.nmc_init_func;

        status = initfunc(&openstatus, &chosenmedium,
            &mediumarray, NdisMediumMax, block, block);

	printf ("status: %x\n", status);
	return(0);
}