/*

 * Copyright (C) 2011-2013  ProFUSION embedded systems

 *

 * This program is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library; if not, see <http://www.gnu.org/licenses/>.

 */

#include <errno.h>

#include <inttypes.h>

#include <stddef.h>

#include <stdio.h>

#include <stdlib.h>

#include <string.h>

#include <unistd.h>

#include <shared/util.h>

#include <libkmod/libkmod.h>

/* good luck bulding a kmod_list outside of the library... makes this blacklist

 * function rather pointless */

#include <libkmod/libkmod-internal.h>

/* FIXME: hack, change name so we don't clash */

#undef ERR

#include "testsuite.h"

static int blacklist_1(const struct test *t)

{

	struct kmod_ctx *ctx;

	struct kmod_list *list = NULL, *l, *filtered;

	struct kmod_module *mod;

	int err;

	size_t len = 0;

	const char *names[] = { "pcspkr", "pcspkr2", "floppy", "ext4", NULL };

	const char **name;

	ctx = kmod_new(NULL, NULL);

	if (ctx == NULL)

		exit(EXIT_FAILURE);

	for(name = names; *name; name++) {

		err = kmod_module_new_from_name(ctx, *name, &mod);

		if (err < 0)

			goto fail_lookup;

		list = kmod_list_append(list, mod);

	}

	err = kmod_module_apply_filter(ctx, KMOD_FILTER_BLACKLIST, list,

								&filtered);

	if (err < 0) {

		ERR("Could not filter: %s\n", strerror(-err));

		goto fail;

	}

	if (filtered == NULL) {

		ERR("All modules were filtered out!\n");

		goto fail;

	}

	kmod_list_foreach(l, filtered) {

		const char *modname;

		mod = kmod_module_get_module(l);

		modname = kmod_module_get_name(mod);

		if (streq("pcspkr", modname) || streq("floppy", modname))

			goto fail;

		len++;

		kmod_module_unref(mod);

	}

	if (len != 2)

		goto fail;

	kmod_module_unref_list(filtered);

	kmod_module_unref_list(list);

	kmod_unref(ctx);

	return EXIT_SUCCESS;

fail:

	kmod_module_unref_list(list);

fail_lookup:

	kmod_unref(ctx);

	return EXIT_FAILURE;

}

DEFINE_TEST(blacklist_1,

	.description = "check if modules are correctly blacklisted",

	.config = {

		[TC_ROOTFS] = TESTSUITE_ROOTFS "test-blacklist/",

	},

	.need_spawn = true,

);

TESTSUITE_MAIN();