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C++ cn_netlink_send函数代码示例

本文整理汇总了C++中cn_netlink_send函数的典型用法代码示例。如果您正苦于以下问题：C++ cn_netlink_send函数的具体用法？C++ cn_netlink_send怎么用？C++ cn_netlink_send使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了cn_netlink_send函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: proc_coredump_connector

void proc_coredump_connector(struct task_struct *task)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
	struct timespec ts;

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = buffer_to_cn_msg(buffer);
	ev = (struct proc_event *)msg->data;
	memset(&ev->event_data, 0, sizeof(ev->event_data));
	get_seq(&msg->seq, &ev->cpu);
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	ev->timestamp_ns = timespec_to_ns(&ts);
	ev->what = PROC_EVENT_COREDUMP;
	ev->event_data.coredump.process_pid = task->pid;
	ev->event_data.coredump.process_tgid = task->tgid;

	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = 0; /* not used */
	msg->len = sizeof(*ev);
	msg->flags = 0; /* not used */
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:0x000000FF，项目名称:Linux4Edison，代码行数:26，代码来源:cn_proc.c

示例2: proc_ptrace_connector

void proc_ptrace_connector(struct task_struct *task, int ptrace_id)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	struct timespec ts;
	__u8 buffer[CN_PROC_MSG_SIZE];

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = (struct cn_msg *)buffer;
	ev = (struct proc_event *)msg->data;
	get_seq(&msg->seq, &ev->cpu);
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns);
	ev->what = PROC_EVENT_PTRACE;
	ev->event_data.ptrace.process_pid  = task->pid;
	ev->event_data.ptrace.process_tgid = task->tgid;
	if (ptrace_id == PTRACE_ATTACH) {
		ev->event_data.ptrace.tracer_pid  = current->pid;
		ev->event_data.ptrace.tracer_tgid = current->tgid;
	} else if (ptrace_id == PTRACE_DETACH) {
		ev->event_data.ptrace.tracer_pid  = 0;
		ev->event_data.ptrace.tracer_tgid = 0;
	} else
		return;

	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = 0; /* not used */
	msg->len = sizeof(*ev);
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:openube，项目名称:android_kernel_sony_c2305，代码行数:32，代码来源:cn_proc.c

示例3: cn_test_timer_func

static void cn_test_timer_func(unsigned long __data)
{
	struct cn_msg *m;
	char data[32];

	pr_debug("%s: timer fired with data %lu\n", __func__, __data);

	m = kzalloc(sizeof(*m) + sizeof(data), GFP_ATOMIC);
	if (m) {

		memcpy(&m->id, &cn_test_id, sizeof(m->id));
		m->seq = cn_test_timer_counter;
		m->len = sizeof(data);

		m->len =
		    scnprintf(data, sizeof(data), "counter = %u",
			      cn_test_timer_counter) + 1;

		memcpy(m + 1, data, m->len);

		cn_netlink_send(m, 0, GFP_ATOMIC);
		kfree(m);
	}

	cn_test_timer_counter++;

	mod_timer(&cn_test_timer, jiffies + msecs_to_jiffies(1000));
}
开发者ID:BinVul，项目名称:linux2.6.32，代码行数:28，代码来源:cn_test.c

示例4: proc_exit_connector

void proc_exit_connector(struct task_struct *task)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	__u8 buffer[CN_PROC_MSG_SIZE];
	struct timespec ts;

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = (struct cn_msg*)buffer;
	ev = (struct proc_event*)msg->data;
	get_seq(&msg->seq, &ev->cpu);
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns);
	ev->what = PROC_EVENT_EXIT;
	ev->event_data.exit.process_pid = task->pid;
	ev->event_data.exit.process_tgid = task->tgid;
	ev->event_data.exit.exit_code = task->exit_code;
	ev->event_data.exit.exit_signal = task->exit_signal;

	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = 0; /* not used */
	msg->len = sizeof(*ev);
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:openube，项目名称:android_kernel_sony_c2305，代码行数:26，代码来源:cn_proc.c

示例5: proc_fork_connector

void proc_fork_connector(struct task_struct *task)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	__u8 buffer[CN_PROC_MSG_SIZE];
	struct timespec ts;
	struct task_struct *parent;

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = (struct cn_msg*)buffer;
	ev = (struct proc_event*)msg->data;
	get_seq(&msg->seq, &ev->cpu);
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns);
	ev->what = PROC_EVENT_FORK;
	rcu_read_lock();
	parent = rcu_dereference(task->real_parent);
	ev->event_data.fork.parent_pid = parent->pid;
	ev->event_data.fork.parent_tgid = parent->tgid;
	rcu_read_unlock();
	ev->event_data.fork.child_pid = task->pid;
	ev->event_data.fork.child_tgid = task->tgid;

	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = 0; /* not used */
	msg->len = sizeof(*ev);
	/*  If cn_netlink_send() failed, the data is not sent */
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:openube，项目名称:android_kernel_sony_c2305，代码行数:31，代码来源:cn_proc.c

示例6: cn_test_timer_func

static void cn_test_timer_func(unsigned long __data)
{
	struct cn_msg *m;
	char data[32];

	m = kzalloc(sizeof(*m) + sizeof(data), GFP_ATOMIC);
	if (m) {

		memcpy(&m->id, &cn_test_id, sizeof(m->id));
		m->seq = cn_test_timer_counter;
		m->len = sizeof(data);

		m->len =
		    scnprintf(data, sizeof(data), "counter = %u",
			      cn_test_timer_counter) + 1;

		memcpy(m + 1, data, m->len);

		cn_netlink_send(m, 0, gfp_any());
		kfree(m);
	}

	cn_test_timer_counter++;

	mod_timer(&cn_test_timer, jiffies + HZ);
}
开发者ID:blakearnold，项目名称:MPR，代码行数:26，代码来源:cn_test.c

示例7: vss_send_op

static void vss_send_op(struct work_struct *dummy)
{
	int op = vss_transaction.msg->vss_hdr.operation;
	int rc;
	struct cn_msg *msg;
	struct hv_vss_msg *vss_msg;

	msg = kzalloc(sizeof(*msg) + sizeof(*vss_msg), GFP_ATOMIC);
	if (!msg)
		return;

	vss_msg = (struct hv_vss_msg *)msg->data;

	msg->id.idx =  CN_VSS_IDX;
	msg->id.val = CN_VSS_VAL;

	vss_msg->vss_hdr.operation = op;
	msg->len = sizeof(struct hv_vss_msg);

	rc = cn_netlink_send(msg, 0, 0, GFP_ATOMIC);
	if (rc) {
		pr_warn("VSS: failed to communicate to the daemon: %d\n", rc);
		if (cancel_delayed_work_sync(&vss_timeout_work))
			vss_respond_to_host(HV_E_FAIL);
	}
	kfree(msg);

	return;
}
开发者ID:168519，项目名称:linux，代码行数:29，代码来源:hv_snapshot.c

示例8: cn_proc_ack

/*
 * Send an acknowledgement message to userspace
 *
 * Use 0 for success, EFOO otherwise.
 * Note: this is the negative of conventional kernel error
 * values because it's not being returned via syscall return
 * mechanisms.
 */
static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
	struct timespec ts;

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = buffer_to_cn_msg(buffer);
	ev = (struct proc_event *)msg->data;
	memset(&ev->event_data, 0, sizeof(ev->event_data));
	msg->seq = rcvd_seq;
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	ev->timestamp_ns = timespec_to_ns(&ts);
	ev->cpu = -1;
	ev->what = PROC_EVENT_NONE;
	ev->event_data.ack.err = err;
	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = rcvd_ack + 1;
	msg->len = sizeof(*ev);
	msg->flags = 0; /* not used */
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:0x000000FF，项目名称:Linux4Edison，代码行数:33，代码来源:cn_proc.c

示例9: send_msg

static inline void send_msg(struct cn_msg *msg)
{
	preempt_disable();

	msg->seq = __this_cpu_inc_return(proc_event_counts) - 1;
	((struct proc_event *)msg->data)->cpu = smp_processor_id();

	/*
	 * Preemption remains disabled during send to ensure the messages are
	 * ordered according to their sequence numbers.
	 *
	 * If cn_netlink_send() fails, the data is not sent.
	 */
	cn_netlink_send(msg, 0, CN_IDX_PROC, GFP_NOWAIT);

	preempt_enable();
}
开发者ID:01org，项目名称:thunderbolt-software-kernel-tree，代码行数:17，代码来源:cn_proc.c

示例10: kvp_register

static void
kvp_register(void)
{

	struct cn_msg *msg;

	msg = kzalloc(sizeof(*msg) + strlen(HV_DRV_VERSION) + 1 , GFP_ATOMIC);

	if (msg) {
		msg->id.idx =  CN_KVP_IDX;
		msg->id.val = CN_KVP_VAL;
		msg->seq = KVP_REGISTER;
		strcpy(msg->data, HV_DRV_VERSION);
		msg->len = strlen(HV_DRV_VERSION) + 1;
		cn_netlink_send(msg, 0, GFP_ATOMIC);
		kfree(msg);
	}
}
开发者ID:125radheyshyam，项目名称:linux，代码行数:18，代码来源:hv_kvp.c

示例11: kvp_send_key

static int
kvp_send_key(int index)
{
	struct cn_msg *msg;

	msg = kzalloc(sizeof(*msg) + sizeof(struct hv_kvp_msg) , GFP_ATOMIC);

	if (msg) {
		msg->id.idx =  CN_KVP_IDX;
		msg->id.val = CN_KVP_VAL;
		msg->seq = KVP_KERNEL_GET;
		((struct hv_ku_msg *)msg->data)->kvp_index = index;
		msg->len = sizeof(struct hv_ku_msg);
		cn_netlink_send(msg, 0, GFP_ATOMIC);
		kfree(msg);
		return 0;
	}
	return 1;
}
开发者ID:32743069，项目名称:amlogic_common_3050，代码行数:19，代码来源:hv_kvp.c

示例12: kvp_send_key

static void
kvp_send_key(struct work_struct *dummy)
{
	struct cn_msg *msg;
	int index = kvp_transaction.index;

	msg = kzalloc(sizeof(*msg) + sizeof(struct hv_kvp_msg) , GFP_ATOMIC);

	if (msg) {
		msg->id.idx =  CN_KVP_IDX;
		msg->id.val = CN_KVP_VAL;
		msg->seq = KVP_KERNEL_GET;
		((struct hv_ku_msg *)msg->data)->kvp_index = index;
		msg->len = sizeof(struct hv_ku_msg);
		cn_netlink_send(msg, 0, GFP_ATOMIC);
		kfree(msg);
	}
	return;
}
开发者ID:125radheyshyam，项目名称:linux，代码行数:19，代码来源:hv_kvp.c

示例13: proc_id_connector

void proc_id_connector(struct task_struct *task, int which_id)
{
	struct cn_msg *msg;
	struct proc_event *ev;
	__u8 buffer[CN_PROC_MSG_SIZE] __aligned(8);
	struct timespec ts;
	const struct cred *cred;

	if (atomic_read(&proc_event_num_listeners) < 1)
		return;

	msg = buffer_to_cn_msg(buffer);
	ev = (struct proc_event *)msg->data;
	memset(&ev->event_data, 0, sizeof(ev->event_data));
	ev->what = which_id;
	ev->event_data.id.process_pid = task->pid;
	ev->event_data.id.process_tgid = task->tgid;
	rcu_read_lock();
	cred = __task_cred(task);
	if (which_id == PROC_EVENT_UID) {
		ev->event_data.id.r.ruid = from_kuid_munged(&init_user_ns, cred->uid);
		ev->event_data.id.e.euid = from_kuid_munged(&init_user_ns, cred->euid);
	} else if (which_id == PROC_EVENT_GID) {
		ev->event_data.id.r.rgid = from_kgid_munged(&init_user_ns, cred->gid);
		ev->event_data.id.e.egid = from_kgid_munged(&init_user_ns, cred->egid);
	} else {
		rcu_read_unlock();
		return;
	}
	rcu_read_unlock();
	get_seq(&msg->seq, &ev->cpu);
	ktime_get_ts(&ts); /* get high res monotonic timestamp */
	ev->timestamp_ns = timespec_to_ns(&ts);

	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
	msg->ack = 0; /* not used */
	msg->len = sizeof(*ev);
	msg->flags = 0; /* not used */
	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
}
开发者ID:0x000000FF，项目名称:Linux4Edison，代码行数:40，代码来源:cn_proc.c

示例14: vss_send_op

static void vss_send_op(struct work_struct *dummy)
{
	int op = vss_transaction.msg->vss_hdr.operation;
	struct cn_msg *msg;
	struct hv_vss_msg *vss_msg;

	msg = kzalloc(sizeof(*msg) + sizeof(*vss_msg), GFP_ATOMIC);
	if (!msg)
		return;

	vss_msg = (struct hv_vss_msg *)msg->data;

	msg->id.idx =  CN_VSS_IDX;
	msg->id.val = CN_VSS_VAL;

	vss_msg->vss_hdr.operation = op;
	msg->len = sizeof(struct hv_vss_msg);

	cn_netlink_send(msg, 0, 0, GFP_ATOMIC);
	kfree(msg);

	return;
}
开发者ID:3null，项目名称:linux，代码行数:23，代码来源:hv_snapshot.c

示例15: kvp_register

static void
kvp_register(int reg_value)
{

    struct cn_msg *msg;
    struct hv_kvp_msg *kvp_msg;
    char *version;

    msg = kzalloc(sizeof(*msg) + sizeof(struct hv_kvp_msg), GFP_ATOMIC);

    if (msg) {
        kvp_msg = (struct hv_kvp_msg *)msg->data;
        version = kvp_msg->body.kvp_register.version;
        msg->id.idx =  CN_KVP_IDX;
        msg->id.val = CN_KVP_VAL;

        kvp_msg->kvp_hdr.operation = reg_value;
        strcpy(version, HV_DRV_VERSION);
        msg->len = sizeof(struct hv_kvp_msg);
        cn_netlink_send(msg, 0, GFP_ATOMIC);
        kfree(msg);
    }
}
开发者ID:Niisp，项目名称:MT6795.kernel，代码行数:23，代码来源:hv_kvp.c


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