C++ MODULE_DESCRIPTION函数代码示例

/* Extract info for Tcp socket info provided via netlink. */
static void tcp_illinois_info(struct sock *sk, u32 ext,
			      struct sk_buff *skb)
{
	const struct illinois *ca = (struct illinois *) inet_csk_ca(sk);

	if (ext & (1 << (INET_DIAG_VEGASINFO - 1))) {
		struct tcpvegas_info info = {
			.tcpv_enabled = 1,
			.tcpv_rttcnt = ca->cnt_rtt,
			.tcpv_minrtt = ca->base_rtt,
		};
		u64 t = ca->sum_rtt;

		do_div(t, ca->cnt_rtt);
		info.tcpv_rtt = t;

		nla_put(skb, INET_DIAG_VEGASINFO, sizeof(info), &info);
	}
}

static struct tcp_congestion_ops tcp_illinois = {
	.flags		= TCP_CONG_RTT_STAMP,
	.init		= tcp_illinois_init,
	.ssthresh	= tcp_illinois_ssthresh,
	.min_cwnd	= tcp_reno_min_cwnd,
	.cong_avoid	= tcp_illinois_cong_avoid,
	.set_state	= tcp_illinois_state,
	.get_info	= tcp_illinois_info,
	.pkts_acked	= tcp_illinois_acked,

	.owner		= THIS_MODULE,
	.name		= "illinois",
};

static int __init tcp_illinois_register(void)
{
	BUILD_BUG_ON(sizeof(struct illinois) > ICSK_CA_PRIV_SIZE);
	return tcp_register_congestion_control(&tcp_illinois);
}

/*static void __exit tcp_illinois_unregister(void)
{
	tcp_unregister_congestion_control(&tcp_illinois);
}*/

module_init(tcp_illinois_register);
module_exit(tcp_illinois_unregister);

MODULE_AUTHOR("Stephen Hemminger, Shao Liu");
MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("TCP Illinois");
MODULE_VERSION("1.0");

void spm_deepidle_init(void)
{
#if defined (CONFIG_OF)
    struct device_node *node;
    struct resource r;

    /* mcucfg */
    node = of_find_compatible_node(NULL, NULL, MCUCFG_NODE);
    if (!node) 
    {
        spm_err("error: cannot find node " MCUCFG_NODE); 
        BUG();
    }
    if (of_address_to_resource(node, 0, &r)) {
        spm_err("error: cannot get phys addr" MCUCFG_NODE);
        BUG();
    }
    mcucfg_phys_base = r.start;

    mcucfg_base = (unsigned long)of_iomap(node, 0);
    if(!mcucfg_base) {
        spm_err("error: cannot iomap " MCUCFG_NODE);
        BUG();
    }
    
    printk("mcucfg_base = 0x%u\n", (unsigned int)mcucfg_base); 
#endif

#if SPM_USE_TWAM_DEBUG
	unsigned long flags;
	struct twam_sig twamsig = {
		.sig0 = 26,	/* md1_srcclkena */
		.sig1 = 22,	/* md_apsrc_req_mux */
		.sig2 = 25,	/* md2_srcclkena */
		.sig3 = 21,	/* md2_apsrc_req_mux */		
		//.sig2 = 23,	/* conn_srcclkena */
		//.sig3 = 20,	/* conn_apsrc_req */
	};
#if 0
	spin_lock_irqsave(&__spm_lock, flags);
	spm_write(SPM_AP_STANBY_CON, spm_read(SPM_AP_STANBY_CON) | ASC_MD_DDR_EN_SEL);
	spin_unlock_irqrestore(&__spm_lock, flags);
#endif
	spm_twam_register_handler(twam_handler);
	spm_twam_enable_monitor(&twamsig, false,SPM_TWAM_MONITOR_TICK);
#endif
}


MODULE_DESCRIPTION("SPM-DPIdle Driver v0.1");

static int hb_cpufreq_driver_init(void)
{
	struct platform_device_info devinfo = { .name = "cpufreq-cpu0", };
	struct device *cpu_dev;
	struct clk *cpu_clk;
	struct device_node *np;
	int ret;

	if (!of_machine_is_compatible("calxeda,highbank"))
		return -ENODEV;

	cpu_dev = get_cpu_device(0);
	if (!cpu_dev) {
		pr_err("failed to get highbank cpufreq device\n");
		return -ENODEV;
	}

	np = of_node_get(cpu_dev->of_node);
	if (!np) {
		pr_err("failed to find highbank cpufreq node\n");
		return -ENOENT;
	}

	cpu_clk = clk_get(cpu_dev, NULL);
	if (IS_ERR(cpu_clk)) {
		ret = PTR_ERR(cpu_clk);
		pr_err("failed to get cpu0 clock: %d\n", ret);
		goto out_put_node;
	}

	ret = clk_notifier_register(cpu_clk, &hb_cpufreq_clk_nb);
	if (ret) {
		pr_err("failed to register clk notifier: %d\n", ret);
		goto out_put_node;
	}

	/* Instantiate cpufreq-cpu0 */
	platform_device_register_full(&devinfo);

out_put_node:
	of_node_put(np);
	return ret;
}
module_init(hb_cpufreq_driver_init);

MODULE_AUTHOR("Mark Langsdorf <[email protected]>");
MODULE_DESCRIPTION("Calxeda Highbank cpufreq driver");
MODULE_LICENSE("GPL");

void testInfos(const char *className, const char *methodName, const char *classPath, const char *type_of_test, const char *language)
{
	const std::string& module_name = sbf::pkg::Module::get( "vgd", "0-5" )->getName();
	std::string module_description = sbf::pkg::Module::get()->getDescription();
	boost::filesystem::path initial_path = boost::filesystem::current_path();
	initial_path = initial_path.parent_path();
	boost::filesystem::path sourcePath( initial_path / "include" / module_name / classPath );

	TYPE_OF_TEST(type_of_test);
	TESTED_MODULE(module_name.c_str());
	MODULE_DESCRIPTION(module_description.c_str());
	TESTED_CLASS(className);
	TESTED_METHOD(methodName);
	TESTED_CLASSPATH(sourcePath.string().c_str());
	LANGUAGE(language);	
}

void spm_deepidle_init(void)
{
#if SPM_USE_TWAM_DEBUG
	unsigned long flags;
	struct twam_sig twamsig = {
		.sig0 = 26,	/* md1_srcclkena */
		.sig1 = 22,	/* md_apsrc_req_mux */
		.sig2 = 25,	/* md2_srcclkena */
		.sig3 = 21,	/* md2_apsrc_req_mux */		
		//.sig2 = 23,	/* conn_srcclkena */
		//.sig3 = 20,	/* conn_apsrc_req */
	};
#if 0
	spin_lock_irqsave(&__spm_lock, flags);
	spm_write(SPM_AP_STANBY_CON, spm_read(SPM_AP_STANBY_CON) | ASC_MD_DDR_EN_SEL);
	spin_unlock_irqrestore(&__spm_lock, flags);
#endif
	spm_twam_register_handler(twam_handler);
	spm_twam_enable_monitor(&twamsig, false,SPM_TWAM_MONITOR_TICK);
#endif
}


MODULE_DESCRIPTION("SPM-DPIdle Driver v0.1");

//.........这里部分代码省略.........
		
	}
	case WDIOC_GETTIMEOUT:
		return put_user(timeout, p);
	default:
		return -ENOTTY;
	}
}

static const struct file_operations wdt_fops = {
	.owner		= THIS_MODULE,
	.llseek		= no_llseek,
	.write		= fop_write,
	.open		= fop_open,
	.release	= fop_close,
	.unlocked_ioctl	= fop_ioctl,
};

static struct miscdevice wdt_miscdev = {
	.minor	= WATCHDOG_MINOR,
	.name	= "watchdog",
	.fops	= &wdt_fops,
};


static int wdt_notify_sys(struct notifier_block *this, unsigned long code,
	void *unused)
{
	if (code == SYS_DOWN || code == SYS_HALT)
		wdt_turnoff();
	return NOTIFY_DONE;
}


static struct notifier_block wdt_notifier = {
	.notifier_call = wdt_notify_sys,
};

static void __exit sc520_wdt_unload(void)
{
	if (!nowayout)
		wdt_turnoff();

	
	misc_deregister(&wdt_miscdev);
	unregister_reboot_notifier(&wdt_notifier);
	iounmap(wdtmrctl);
}

static int __init sc520_wdt_init(void)
{
	int rc = -EBUSY;

	if (wdt_set_heartbeat(timeout)) {
		wdt_set_heartbeat(WATCHDOG_TIMEOUT);
		pr_info("timeout value must be 1 <= timeout <= 3600, using %d\n",
			WATCHDOG_TIMEOUT);
	}

	wdtmrctl = ioremap(MMCR_BASE + OFFS_WDTMRCTL, 2);
	if (!wdtmrctl) {
		pr_err("Unable to remap memory\n");
		rc = -ENOMEM;
		goto err_out_region2;
	}

	rc = register_reboot_notifier(&wdt_notifier);
	if (rc) {
		pr_err("cannot register reboot notifier (err=%d)\n", rc);
		goto err_out_ioremap;
	}

	rc = misc_register(&wdt_miscdev);
	if (rc) {
		pr_err("cannot register miscdev on minor=%d (err=%d)\n",
		       WATCHDOG_MINOR, rc);
		goto err_out_notifier;
	}

	pr_info("WDT driver for SC520 initialised. timeout=%d sec (nowayout=%d)\n",
		timeout, nowayout);

	return 0;

err_out_notifier:
	unregister_reboot_notifier(&wdt_notifier);
err_out_ioremap:
	iounmap(wdtmrctl);
err_out_region2:
	return rc;
}

module_init(sc520_wdt_init);
module_exit(sc520_wdt_unload);

MODULE_AUTHOR("Scott and Bill Jennings");
MODULE_DESCRIPTION(
	"Driver for watchdog timer in AMD \"Elan\" SC520 uProcessor");
MODULE_LICENSE("GPL");
MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);

//.........这里部分代码省略.........
	priv->udev = usbdev;
	priv->netdev = netdev;

	priv->can.state = CAN_STATE_STOPPED;
	priv->can.clock.freq = USB_8DEV_ABP_CLOCK;
	priv->can.bittiming_const = &usb_8dev_bittiming_const;
	priv->can.do_set_mode = usb_8dev_set_mode;
	priv->can.do_get_berr_counter = usb_8dev_get_berr_counter;
	priv->can.ctrlmode_supported = CAN_CTRLMODE_LOOPBACK |
				      CAN_CTRLMODE_LISTENONLY |
				      CAN_CTRLMODE_ONE_SHOT;

	netdev->netdev_ops = &usb_8dev_netdev_ops;

	netdev->flags |= IFF_ECHO; /* we support local echo */

	init_usb_anchor(&priv->rx_submitted);

	init_usb_anchor(&priv->tx_submitted);
	atomic_set(&priv->active_tx_urbs, 0);

	for (i = 0; i < MAX_TX_URBS; i++)
		priv->tx_contexts[i].echo_index = MAX_TX_URBS;

	priv->cmd_msg_buffer = kzalloc(sizeof(struct usb_8dev_cmd_msg),
				      GFP_KERNEL);
	if (!priv->cmd_msg_buffer)
		goto cleanup_candev;

	usb_set_intfdata(intf, priv);

	SET_NETDEV_DEV(netdev, &intf->dev);

	mutex_init(&priv->usb_8dev_cmd_lock);

	err = register_candev(netdev);
	if (err) {
		netdev_err(netdev,
			"couldn't register CAN device: %d\n", err);
		goto cleanup_cmd_msg_buffer;
	}

	err = usb_8dev_cmd_version(priv, &version);
	if (err) {
		netdev_err(netdev, "can't get firmware version\n");
		goto cleanup_unregister_candev;
	} else {
		netdev_info(netdev,
			 "firmware: %d.%d, hardware: %d.%d\n",
			 (version>>24) & 0xff, (version>>16) & 0xff,
			 (version>>8) & 0xff, version & 0xff);
	}

	devm_can_led_init(netdev);

	return 0;

cleanup_unregister_candev:
	unregister_netdev(priv->netdev);

cleanup_cmd_msg_buffer:
	kfree(priv->cmd_msg_buffer);

cleanup_candev:
	free_candev(netdev);

	return err;

}

/* Called by the usb core when driver is unloaded or device is removed */
static void usb_8dev_disconnect(struct usb_interface *intf)
{
	struct usb_8dev_priv *priv = usb_get_intfdata(intf);

	usb_set_intfdata(intf, NULL);

	if (priv) {
		netdev_info(priv->netdev, "device disconnected\n");

		unregister_netdev(priv->netdev);
		free_candev(priv->netdev);

		unlink_all_urbs(priv);
	}

}

static struct usb_driver usb_8dev_driver = {
	.name =		"usb_8dev",
	.probe =	usb_8dev_probe,
	.disconnect =	usb_8dev_disconnect,
	.id_table =	usb_8dev_table,
};

module_usb_driver(usb_8dev_driver);

MODULE_AUTHOR("Bernd Krumboeck <[email protected]>");
MODULE_DESCRIPTION("CAN driver for 8 devices USB2CAN interfaces");
MODULE_LICENSE("GPL v2");

int __init usb_mdc800_init (void)
{
	/* Allocate Memory */
	try (mdc800=kmalloc (sizeof (struct mdc800_data), GFP_KERNEL));

	memset(mdc800, 0, sizeof(struct mdc800_data));
	mdc800->dev=0;
	mdc800->open=0;
	mdc800->state=NOT_CONNECTED;
	init_MUTEX (&mdc800->io_lock);

	init_waitqueue_head (&mdc800->irq_wait);
	init_waitqueue_head (&mdc800->write_wait);
	init_waitqueue_head (&mdc800->download_wait);

	mdc800->irq_woken = 0;
	mdc800->downloaded = 0;
	mdc800->written = 0;

	try (mdc800->irq_urb_buffer=kmalloc (8, GFP_KERNEL));
	try (mdc800->write_urb_buffer=kmalloc (8, GFP_KERNEL));
	try (mdc800->download_urb_buffer=kmalloc (64, GFP_KERNEL));

	try (mdc800->irq_urb=usb_alloc_urb (0));
	try (mdc800->download_urb=usb_alloc_urb (0));
	try (mdc800->write_urb=usb_alloc_urb (0));

	/* Register the driver */
	if (usb_register (&mdc800_usb_driver) < 0)
		goto cleanup_on_fail;

	info (DRIVER_VERSION ":" DRIVER_DESC);

	return 0;

	/* Clean driver up, when something fails */

cleanup_on_fail:

	if (mdc800 != 0)
	{
		err ("can't alloc memory!");

		try_free_mem (mdc800->download_urb_buffer);
		try_free_mem (mdc800->write_urb_buffer);
		try_free_mem (mdc800->irq_urb_buffer);

		try_free_urb (mdc800->write_urb);
		try_free_urb (mdc800->download_urb);
		try_free_urb (mdc800->irq_urb);

		kfree (mdc800);
	}
	mdc800=0;
	return -1;
}


void __exit usb_mdc800_cleanup (void)
{
	usb_deregister (&mdc800_usb_driver);

	usb_free_urb (mdc800->irq_urb);
	usb_free_urb (mdc800->download_urb);
	usb_free_urb (mdc800->write_urb);

	kfree (mdc800->irq_urb_buffer);
	kfree (mdc800->write_urb_buffer);
	kfree (mdc800->download_urb_buffer);

	kfree (mdc800);
	mdc800=0;
}

module_init (usb_mdc800_init);
module_exit (usb_mdc800_cleanup);

MODULE_AUTHOR( DRIVER_AUTHOR );
MODULE_DESCRIPTION( DRIVER_DESC );
MODULE_LICENSE("GPL");

static int tcf_skbedit_dump(struct sk_buff *skb, struct tc_action *a,
			    int bind, int ref)
{
	unsigned char *b = skb_tail_pointer(skb);
	struct tcf_skbedit *d = a->priv;
	struct tc_skbedit opt = {
		.index   = d->tcf_index,
		.refcnt  = d->tcf_refcnt - ref,
		.bindcnt = d->tcf_bindcnt - bind,
		.action  = d->tcf_action,
	};
	struct tcf_t t;

	if (nla_put(skb, TCA_SKBEDIT_PARMS, sizeof(opt), &opt))
		goto nla_put_failure;
	if ((d->flags & SKBEDIT_F_PRIORITY) &&
	    nla_put(skb, TCA_SKBEDIT_PRIORITY, sizeof(d->priority),
		    &d->priority))
		goto nla_put_failure;
	if ((d->flags & SKBEDIT_F_QUEUE_MAPPING) &&
	    nla_put(skb, TCA_SKBEDIT_QUEUE_MAPPING,
		    sizeof(d->queue_mapping), &d->queue_mapping))
		goto nla_put_failure;
	if ((d->flags & SKBEDIT_F_MARK) &&
	    nla_put(skb, TCA_SKBEDIT_MARK, sizeof(d->mark),
		    &d->mark))
		goto nla_put_failure;
	t.install = jiffies_to_clock_t(jiffies - d->tcf_tm.install);
	t.lastuse = jiffies_to_clock_t(jiffies - d->tcf_tm.lastuse);
	t.expires = jiffies_to_clock_t(d->tcf_tm.expires);
	if (nla_put_64bit(skb, TCA_SKBEDIT_TM, sizeof(t), &t, TCA_SKBEDIT_PAD))
		goto nla_put_failure;
	return skb->len;

nla_put_failure:
	nlmsg_trim(skb, b);
	return -1;
}

static int tcf_skbedit_walker(struct net *net, struct sk_buff *skb,
			      struct netlink_callback *cb, int type,
			      struct tc_action *a)
{
	struct tc_action_net *tn = net_generic(net, skbedit_net_id);

	return tcf_generic_walker(tn, skb, cb, type, a);
}

static int tcf_skbedit_search(struct net *net, struct tc_action *a, u32 index)
{
	struct tc_action_net *tn = net_generic(net, skbedit_net_id);

	return tcf_hash_search(tn, a, index);
}

static struct tc_action_ops act_skbedit_ops = {
	.kind		=	"skbedit",
	.type		=	TCA_ACT_SKBEDIT,
	.owner		=	THIS_MODULE,
	.act		=	tcf_skbedit,
	.dump		=	tcf_skbedit_dump,
	.init		=	tcf_skbedit_init,
	.walk		=	tcf_skbedit_walker,
	.lookup		=	tcf_skbedit_search,
};

static __net_init int skbedit_init_net(struct net *net)
{
	struct tc_action_net *tn = net_generic(net, skbedit_net_id);

	return tc_action_net_init(tn, &act_skbedit_ops, SKBEDIT_TAB_MASK);
}

static void __net_exit skbedit_exit_net(struct net *net)
{
	struct tc_action_net *tn = net_generic(net, skbedit_net_id);

	tc_action_net_exit(tn);
}

static struct pernet_operations skbedit_net_ops = {
	.init = skbedit_init_net,
	.exit = skbedit_exit_net,
	.id   = &skbedit_net_id,
	.size = sizeof(struct tc_action_net),
};

MODULE_AUTHOR("Alexander Duyck, <[email protected]>");
MODULE_DESCRIPTION("SKB Editing");
MODULE_LICENSE("GPL");

static int __init skbedit_init_module(void)
{
	return tcf_register_action(&act_skbedit_ops, &skbedit_net_ops);
}

static void __exit skbedit_cleanup_module(void)
{
	tcf_unregister_action(&act_skbedit_ops, &skbedit_net_ops);
}
//.........这里部分代码省略.........

static int codel_dump_stats(struct Qdisc *sch, struct gnet_dump *d)
{
	const struct codel_sched_data *q = qdisc_priv(sch);
	struct tc_codel_xstats st = {
		.maxpacket	= q->stats.maxpacket,
		.count		= q->vars.count,
		.lastcount	= q->vars.lastcount,
		.drop_overlimit = q->drop_overlimit,
		.ldelay		= codel_time_to_us(q->vars.ldelay),
		.dropping	= q->vars.dropping,
		.ecn_mark	= q->stats.ecn_mark,
		.ce_mark	= q->stats.ce_mark,
	};

	if (q->vars.dropping) {
		codel_tdiff_t delta = q->vars.drop_next - codel_get_time();

		if (delta >= 0)
			st.drop_next = codel_time_to_us(delta);
		else
			st.drop_next = -codel_time_to_us(-delta);
	}

	return gnet_stats_copy_app(d, &st, sizeof(st));
}

static void codel_reset(struct Qdisc *sch)
{
	struct codel_sched_data *q = qdisc_priv(sch);

	qdisc_reset_queue(sch);
	codel_vars_init(&q->vars);
}

static struct Qdisc_ops codel_qdisc_ops __read_mostly = {
	.id		=	"codel",
	.priv_size	=	sizeof(struct codel_sched_data),

	.enqueue	=	codel_qdisc_enqueue,
	.dequeue	=	codel_qdisc_dequeue,
	.peek		=	qdisc_peek_dequeued,
	.init		=	codel_init,
	.reset		=	codel_reset,
	.change 	=	codel_change,
	.dump		=	codel_dump,
	.dump_stats	=	codel_dump_stats,
	.owner		=	THIS_MODULE,
};

static int __init codel_module_init(void)
{
	return register_qdisc(&codel_qdisc_ops);
}

static void __exit codel_module_exit(void)
{
	unregister_qdisc(&codel_qdisc_ops);
}

module_init(codel_module_init)
module_exit(codel_module_exit)

MODULE_DESCRIPTION("Controlled Delay queue discipline");
MODULE_AUTHOR("Dave Taht");
MODULE_AUTHOR("Eric Dumazet");
MODULE_LICENSE("Dual BSD/GPL");

//.........这里部分代码省略.........
	}
	
	ret = video_register_device(loops[nr]->vloopin, VFL_TYPE_GRABBER, minor_in);

	if ((ret == -1 ) || ( ret == -23 )) {
		info("error registering device %s",loops[nr]->vloopin->name);
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,27)
		kfree(((priv_ptr)video_get_drvdata(loops[nr]->vloopin)));
		kfree(((priv_ptr)video_get_drvdata(loops[nr]->vloopout)));
#else
		kfree(loops[nr]->vloopin->priv);
		kfree(loops[nr]->vloopout->priv);
#endif	

		kfree(loops[nr]->vloopin);
		kfree(loops[nr]->vloopout);
		kfree(loops[nr]);
		loops[nr]=NULL;
		return ret;
	}
	
	loops[nr]->ioctldata=kmalloc(1024, GFP_KERNEL);
	loops[nr]->ioctlretdata=kmalloc(1024, GFP_KERNEL);
	return 0;
}


/****************************************************************************
 *	init stuff
 ****************************************************************************/


MODULE_AUTHOR("J.B. Vreeken ([email protected])");
MODULE_DESCRIPTION("Video4linux loopback device.");

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
module_param(pipes, int, 000);
#else
MODULE_PARM(pipes, "i");
#endif

MODULE_PARM_DESC(pipes, "Nr of pipes to create (each pipe uses two video devices)");

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
module_param(spares, int, 000);
#else
MODULE_PARM(spares, "i");
#endif

MODULE_PARM_DESC(spares, "Nr of spare pipes that should be created");

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
module_param(dev_offset, int, 000);
#else
MODULE_PARM(dev_offset_param, "i");
#endif

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
module_param(inminor, int, 000);
#else
MODULE_PARM(inminor, "i");
#endif

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,5,0)
module_param(outminor, int, 000);
#else

//.........这里部分代码省略.........
	struct crypto_skcipher *tfm = crypto_skcipher_reqtfm(req);
	struct crypto_ablkcipher **ctx = crypto_skcipher_ctx(tfm);
	struct ablkcipher_request *subreq = skcipher_request_ctx(req);

	ablkcipher_request_set_tfm(subreq, *ctx);
	ablkcipher_request_set_callback(subreq, skcipher_request_flags(req),
					req->base.complete, req->base.data);
	ablkcipher_request_set_crypt(subreq, req->src, req->dst, req->cryptlen,
				     req->iv);

	return crypt(subreq);
}

static int skcipher_encrypt_ablkcipher(struct skcipher_request *req)
{
	struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
	struct crypto_tfm *tfm = crypto_skcipher_tfm(skcipher);
	struct ablkcipher_alg *alg = &tfm->__crt_alg->cra_ablkcipher;

	return skcipher_crypt_ablkcipher(req, alg->encrypt);
}

static int skcipher_decrypt_ablkcipher(struct skcipher_request *req)
{
	struct crypto_skcipher *skcipher = crypto_skcipher_reqtfm(req);
	struct crypto_tfm *tfm = crypto_skcipher_tfm(skcipher);
	struct ablkcipher_alg *alg = &tfm->__crt_alg->cra_ablkcipher;

	return skcipher_crypt_ablkcipher(req, alg->decrypt);
}

static void crypto_exit_skcipher_ops_ablkcipher(struct crypto_tfm *tfm)
{
	struct crypto_ablkcipher **ctx = crypto_tfm_ctx(tfm);

	crypto_free_ablkcipher(*ctx);
}

static int crypto_init_skcipher_ops_ablkcipher(struct crypto_tfm *tfm)
{
	struct crypto_alg *calg = tfm->__crt_alg;
	struct crypto_skcipher *skcipher = __crypto_skcipher_cast(tfm);
	struct crypto_ablkcipher **ctx = crypto_tfm_ctx(tfm);
	struct crypto_ablkcipher *ablkcipher;
	struct crypto_tfm *abtfm;

	if (!crypto_mod_get(calg))
		return -EAGAIN;

	abtfm = __crypto_alloc_tfm(calg, 0, 0);
	if (IS_ERR(abtfm)) {
		crypto_mod_put(calg);
		return PTR_ERR(abtfm);
	}

	ablkcipher = __crypto_ablkcipher_cast(abtfm);
	*ctx = ablkcipher;
	tfm->exit = crypto_exit_skcipher_ops_ablkcipher;

	skcipher->setkey = skcipher_setkey_ablkcipher;
	skcipher->encrypt = skcipher_encrypt_ablkcipher;
	skcipher->decrypt = skcipher_decrypt_ablkcipher;

	skcipher->ivsize = crypto_ablkcipher_ivsize(ablkcipher);
	skcipher->reqsize = crypto_ablkcipher_reqsize(ablkcipher) +
			    sizeof(struct ablkcipher_request);
	skcipher->keysize = calg->cra_ablkcipher.max_keysize;

	return 0;
}

static int crypto_skcipher_init_tfm(struct crypto_tfm *tfm)
{
	if (tfm->__crt_alg->cra_type == &crypto_blkcipher_type)
		return crypto_init_skcipher_ops_blkcipher(tfm);

	BUG_ON(tfm->__crt_alg->cra_type != &crypto_ablkcipher_type &&
	       tfm->__crt_alg->cra_type != &crypto_givcipher_type);

	return crypto_init_skcipher_ops_ablkcipher(tfm);
}

static const struct crypto_type crypto_skcipher_type2 = {
	.extsize = crypto_skcipher_extsize,
	.init_tfm = crypto_skcipher_init_tfm,
	.maskclear = ~CRYPTO_ALG_TYPE_MASK,
	.maskset = CRYPTO_ALG_TYPE_BLKCIPHER_MASK,
	.type = CRYPTO_ALG_TYPE_BLKCIPHER,
	.tfmsize = offsetof(struct crypto_skcipher, base),
};

struct crypto_skcipher *crypto_alloc_skcipher(const char *alg_name,
					      u32 type, u32 mask)
{
	return crypto_alloc_tfm(alg_name, &crypto_skcipher_type2, type, mask);
}
EXPORT_SYMBOL_GPL(crypto_alloc_skcipher);

MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("Symmetric key cipher type");

//.........这里部分代码省略.........
		.pio_mask	= 0x1f,	/* pio0-4 */
		.mwdma_mask	= 0x07, /* mwdma0-2 */
		.udma_mask 	= ATA_UDMA4,
		.port_ops	= &artop6260_ops,
	};
	static struct ata_port_info info_626x_fast = {
		.sht		= &artop_sht,
		.flags		= ATA_FLAG_SLAVE_POSS | ATA_FLAG_SRST,
		.pio_mask	= 0x1f,	/* pio0-4 */
		.mwdma_mask	= 0x07, /* mwdma0-2 */
		.udma_mask 	= ATA_UDMA5,
		.port_ops	= &artop6260_ops,
	};
	struct ata_port_info *port_info[2];
	struct ata_port_info *info = NULL;
	int ports = 2;

	if (!printed_version++)
		dev_printk(KERN_DEBUG, &pdev->dev,
			   "version " DRV_VERSION "\n");

	if (id->driver_data == 0) {	/* 6210 variant */
		info = &info_6210;
		/* BIOS may have left us in UDMA, clear it before libata probe */
		pci_write_config_byte(pdev, 0x54, 0);
		/* For the moment (also lacks dsc) */
		printk(KERN_WARNING "ARTOP 6210 requires serialize functionality not yet supported by libata.\n");
		printk(KERN_WARNING "Secondary ATA ports will not be activated.\n");
		ports = 1;
	}
	else if (id->driver_data == 1)	/* 6260 */
		info = &info_626x;
	else if (id->driver_data == 2)	{ /* 6260 or 6260 + fast */
		unsigned long io = pci_resource_start(pdev, 4);
		u8 reg;

		info = &info_626x;
		if (inb(io) & 0x10)
			info = &info_626x_fast;
		/* Mac systems come up with some registers not set as we
		   will need them */

		/* Clear reset & test bits */
		pci_read_config_byte(pdev, 0x49, &reg);
		pci_write_config_byte(pdev, 0x49, reg & ~ 0x30);

		/* PCI latency must be > 0x80 for burst mode, tweak it
		 * if required.
		 */
		pci_read_config_byte(pdev, PCI_LATENCY_TIMER, &reg);
		if (reg <= 0x80)
			pci_write_config_byte(pdev, PCI_LATENCY_TIMER, 0x90);

		/* Enable IRQ output and burst mode */
		pci_read_config_byte(pdev, 0x4a, &reg);
		pci_write_config_byte(pdev, 0x4a, (reg & ~0x01) | 0x80);

	}

	BUG_ON(info == NULL);

	port_info[0] = port_info[1] = info;
	return ata_pci_init_one(pdev, port_info, ports);
}

static const struct pci_device_id artop_pci_tbl[] = {
	{ PCI_VDEVICE(ARTOP, 0x0005), 0 },
	{ PCI_VDEVICE(ARTOP, 0x0006), 1 },
	{ PCI_VDEVICE(ARTOP, 0x0007), 1 },
	{ PCI_VDEVICE(ARTOP, 0x0008), 2 },
	{ PCI_VDEVICE(ARTOP, 0x0009), 2 },

	{ }	/* terminate list */
};

static struct pci_driver artop_pci_driver = {
	.name			= DRV_NAME,
	.id_table		= artop_pci_tbl,
	.probe			= artop_init_one,
	.remove			= ata_pci_remove_one,
};

static int __init artop_init(void)
{
	return pci_register_driver(&artop_pci_driver);
}

static void __exit artop_exit(void)
{
	pci_unregister_driver(&artop_pci_driver);
}

module_init(artop_init);
module_exit(artop_exit);

MODULE_AUTHOR("Alan Cox");
MODULE_DESCRIPTION("SCSI low-level driver for ARTOP PATA");
MODULE_LICENSE("GPL");
MODULE_DEVICE_TABLE(pci, artop_pci_tbl);
MODULE_VERSION(DRV_VERSION);

static int tcf_gact_dump(struct sk_buff *skb, struct tc_action *a, int bind, int ref)
{
	unsigned char *b = skb_tail_pointer(skb);
	struct tcf_gact *gact = a->priv;
	struct tc_gact opt = {
		.index   = gact->tcf_index,
		.refcnt  = gact->tcf_refcnt - ref,
		.bindcnt = gact->tcf_bindcnt - bind,
		.action  = gact->tcf_action,
	};
	struct tcf_t t;

	if (nla_put(skb, TCA_GACT_PARMS, sizeof(opt), &opt))
		goto nla_put_failure;
#ifdef CONFIG_GACT_PROB
	if (gact->tcfg_ptype) {
		struct tc_gact_p p_opt = {
			.paction = gact->tcfg_paction,
			.pval    = gact->tcfg_pval,
			.ptype   = gact->tcfg_ptype,
		};

		if (nla_put(skb, TCA_GACT_PROB, sizeof(p_opt), &p_opt))
			goto nla_put_failure;
	}
#endif
	t.install = jiffies_to_clock_t(jiffies - gact->tcf_tm.install);
	t.lastuse = jiffies_to_clock_t(jiffies - gact->tcf_tm.lastuse);
	t.expires = jiffies_to_clock_t(gact->tcf_tm.expires);
	if (nla_put_64bit(skb, TCA_GACT_TM, sizeof(t), &t, TCA_GACT_PAD))
		goto nla_put_failure;
	return skb->len;

nla_put_failure:
	nlmsg_trim(skb, b);
	return -1;
}

static int tcf_gact_walker(struct net *net, struct sk_buff *skb,
			   struct netlink_callback *cb, int type,
			   struct tc_action *a)
{
	struct tc_action_net *tn = net_generic(net, gact_net_id);

	return tcf_generic_walker(tn, skb, cb, type, a);
}

static int tcf_gact_search(struct net *net, struct tc_action *a, u32 index)
{
	struct tc_action_net *tn = net_generic(net, gact_net_id);

	return tcf_hash_search(tn, a, index);
}

static struct tc_action_ops act_gact_ops = {
	.kind		=	"gact",
	.type		=	TCA_ACT_GACT,
	.owner		=	THIS_MODULE,
	.act		=	tcf_gact,
	.dump		=	tcf_gact_dump,
	.init		=	tcf_gact_init,
	.walk		=	tcf_gact_walker,
	.lookup		=	tcf_gact_search,
};

static __net_init int gact_init_net(struct net *net)
{
	struct tc_action_net *tn = net_generic(net, gact_net_id);

	return tc_action_net_init(tn, &act_gact_ops, GACT_TAB_MASK);
}

static void __net_exit gact_exit_net(struct net *net)
{
	struct tc_action_net *tn = net_generic(net, gact_net_id);

	tc_action_net_exit(tn);
}

static struct pernet_operations gact_net_ops = {
	.init = gact_init_net,
	.exit = gact_exit_net,
	.id   = &gact_net_id,
	.size = sizeof(struct tc_action_net),
};

MODULE_AUTHOR("Jamal Hadi Salim(2002-4)");
MODULE_DESCRIPTION("Generic Classifier actions");
MODULE_LICENSE("GPL");

static int __init gact_init_module(void)
{
#ifdef CONFIG_GACT_PROB
	pr_info("GACT probability on\n");
#else
	pr_info("GACT probability NOT on\n");
#endif

	return tcf_register_action(&act_gact_ops, &gact_net_ops);
}
//.........这里部分代码省略.........

//.........这里部分代码省略.........
			&params->tcft_enc_metadata->u.tun_info;
		struct ip_tunnel_key *key = &info->key;
		__be32 key_id = tunnel_id_to_key32(key->tun_id);

		if (nla_put_be32(skb, TCA_TUNNEL_KEY_ENC_KEY_ID, key_id) ||
		    tunnel_key_dump_addresses(skb,
					      &params->tcft_enc_metadata->u.tun_info) ||
		    nla_put_be16(skb, TCA_TUNNEL_KEY_ENC_DST_PORT, key->tp_dst) ||
		    nla_put_u8(skb, TCA_TUNNEL_KEY_NO_CSUM,
			       !(key->tun_flags & TUNNEL_CSUM)) ||
		    tunnel_key_opts_dump(skb, info))
			goto nla_put_failure;

		if (key->tos && nla_put_u8(skb, TCA_TUNNEL_KEY_ENC_TOS, key->tos))
			goto nla_put_failure;

		if (key->ttl && nla_put_u8(skb, TCA_TUNNEL_KEY_ENC_TTL, key->ttl))
			goto nla_put_failure;
	}

	tcf_tm_dump(&tm, &t->tcf_tm);
	if (nla_put_64bit(skb, TCA_TUNNEL_KEY_TM, sizeof(tm),
			  &tm, TCA_TUNNEL_KEY_PAD))
		goto nla_put_failure;
	spin_unlock_bh(&t->tcf_lock);

	return skb->len;

nla_put_failure:
	spin_unlock_bh(&t->tcf_lock);
	nlmsg_trim(skb, b);
	return -1;
}

static int tunnel_key_walker(struct net *net, struct sk_buff *skb,
			     struct netlink_callback *cb, int type,
			     const struct tc_action_ops *ops,
			     struct netlink_ext_ack *extack)
{
	struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);

	return tcf_generic_walker(tn, skb, cb, type, ops, extack);
}

static int tunnel_key_search(struct net *net, struct tc_action **a, u32 index,
			     struct netlink_ext_ack *extack)
{
	struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);

	return tcf_idr_search(tn, a, index);
}

static struct tc_action_ops act_tunnel_key_ops = {
	.kind		=	"tunnel_key",
	.type		=	TCA_ACT_TUNNEL_KEY,
	.owner		=	THIS_MODULE,
	.act		=	tunnel_key_act,
	.dump		=	tunnel_key_dump,
	.init		=	tunnel_key_init,
	.cleanup	=	tunnel_key_release,
	.walk		=	tunnel_key_walker,
	.lookup		=	tunnel_key_search,
	.size		=	sizeof(struct tcf_tunnel_key),
};

static __net_init int tunnel_key_init_net(struct net *net)
{
	struct tc_action_net *tn = net_generic(net, tunnel_key_net_id);

	return tc_action_net_init(tn, &act_tunnel_key_ops);
}

static void __net_exit tunnel_key_exit_net(struct list_head *net_list)
{
	tc_action_net_exit(net_list, tunnel_key_net_id);
}

static struct pernet_operations tunnel_key_net_ops = {
	.init = tunnel_key_init_net,
	.exit_batch = tunnel_key_exit_net,
	.id   = &tunnel_key_net_id,
	.size = sizeof(struct tc_action_net),
};

static int __init tunnel_key_init_module(void)
{
	return tcf_register_action(&act_tunnel_key_ops, &tunnel_key_net_ops);
}

static void __exit tunnel_key_cleanup_module(void)
{
	tcf_unregister_action(&act_tunnel_key_ops, &tunnel_key_net_ops);
}

module_init(tunnel_key_init_module);
module_exit(tunnel_key_cleanup_module);

MODULE_AUTHOR("Amir Vadai <[email protected]>");
MODULE_DESCRIPTION("ip tunnel manipulation actions");
MODULE_LICENSE("GPL v2");