C++ (Cpp) l2tp_nl_session_find示例

示例#1

文件： l2tp_netlink.c 项目： 0xroot/Blackphone-BP1-Kernel

static int l2tp_nl_cmd_session_get(struct sk_buff *skb, struct genl_info *info)
{
	struct l2tp_session *session;
	struct sk_buff *msg;
	int ret;

	session = l2tp_nl_session_find(info);
	if (session == NULL) {
		ret = -ENODEV;
		goto out;
	}

	msg = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
	if (!msg) {
		ret = -ENOMEM;
		goto out;
	}

	ret = l2tp_nl_session_send(msg, info->snd_pid, info->snd_seq,
				   0, session);
	if (ret < 0)
		goto err_out;

	return genlmsg_unicast(genl_info_net(info), msg, info->snd_pid);

err_out:
	nlmsg_free(msg);

out:
	return ret;
}

示例#2

文件： l2tp_netlink.c 项目： 19Dan01/linux

static int l2tp_nl_cmd_session_modify(struct sk_buff *skb, struct genl_info *info)
{
	int ret = 0;
	struct l2tp_session *session;

	session = l2tp_nl_session_find(info);
	if (session == NULL) {
		ret = -ENODEV;
		goto out;
	}

	if (info->attrs[L2TP_ATTR_DEBUG])
		session->debug = nla_get_u32(info->attrs[L2TP_ATTR_DEBUG]);

	if (info->attrs[L2TP_ATTR_DATA_SEQ])
		session->data_seq = nla_get_u8(info->attrs[L2TP_ATTR_DATA_SEQ]);

	if (info->attrs[L2TP_ATTR_RECV_SEQ])
		session->recv_seq = nla_get_u8(info->attrs[L2TP_ATTR_RECV_SEQ]);

	if (info->attrs[L2TP_ATTR_SEND_SEQ]) {
		session->send_seq = nla_get_u8(info->attrs[L2TP_ATTR_SEND_SEQ]);
		l2tp_session_set_header_len(session, session->tunnel->version);
	}

	if (info->attrs[L2TP_ATTR_LNS_MODE])
		session->lns_mode = nla_get_u8(info->attrs[L2TP_ATTR_LNS_MODE]);

	if (info->attrs[L2TP_ATTR_RECV_TIMEOUT])
		session->reorder_timeout = nla_get_msecs(info->attrs[L2TP_ATTR_RECV_TIMEOUT]);

	if (info->attrs[L2TP_ATTR_MTU])
		session->mtu = nla_get_u16(info->attrs[L2TP_ATTR_MTU]);

	if (info->attrs[L2TP_ATTR_MRU])
		session->mru = nla_get_u16(info->attrs[L2TP_ATTR_MRU]);

	ret = l2tp_session_notify(&l2tp_nl_family, info,
				  session, L2TP_CMD_SESSION_MODIFY);

out:
	return ret;
}

示例#3

文件： l2tp_netlink.c 项目： 0xroot/Blackphone-BP1-Kernel

static int l2tp_nl_cmd_session_delete(struct sk_buff *skb, struct genl_info *info)
{
	int ret = 0;
	struct l2tp_session *session;
	u16 pw_type;

	session = l2tp_nl_session_find(info);
	if (session == NULL) {
		ret = -ENODEV;
		goto out;
	}

	pw_type = session->pwtype;
	if (pw_type < __L2TP_PWTYPE_MAX)
		if (l2tp_nl_cmd_ops[pw_type] && l2tp_nl_cmd_ops[pw_type]->session_delete)
			ret = (*l2tp_nl_cmd_ops[pw_type]->session_delete)(session);

out:
	return ret;
}

示例#4

文件： l2tp_netlink.c 项目： 0xroot/Blackphone-BP1-Kernel

static int l2tp_nl_cmd_session_modify(struct sk_buff *skb, struct genl_info *info)
{
	int ret = 0;
	struct l2tp_session *session;

	session = l2tp_nl_session_find(info);
	if (session == NULL) {
		ret = -ENODEV;
		goto out;
	}

	if (info->attrs[L2TP_ATTR_DEBUG])
		session->debug = nla_get_u32(info->attrs[L2TP_ATTR_DEBUG]);

	if (info->attrs[L2TP_ATTR_DATA_SEQ])
		session->data_seq = nla_get_u8(info->attrs[L2TP_ATTR_DATA_SEQ]);

	if (info->attrs[L2TP_ATTR_RECV_SEQ])
		session->recv_seq = nla_get_u8(info->attrs[L2TP_ATTR_RECV_SEQ]);

	if (info->attrs[L2TP_ATTR_SEND_SEQ])
		session->send_seq = nla_get_u8(info->attrs[L2TP_ATTR_SEND_SEQ]);

	if (info->attrs[L2TP_ATTR_LNS_MODE])
		session->lns_mode = nla_get_u8(info->attrs[L2TP_ATTR_LNS_MODE]);

	if (info->attrs[L2TP_ATTR_RECV_TIMEOUT])
		session->reorder_timeout = nla_get_msecs(info->attrs[L2TP_ATTR_RECV_TIMEOUT]);

	if (info->attrs[L2TP_ATTR_MTU])
		session->mtu = nla_get_u16(info->attrs[L2TP_ATTR_MTU]);

	if (info->attrs[L2TP_ATTR_MRU])
		session->mru = nla_get_u16(info->attrs[L2TP_ATTR_MRU]);

out:
	return ret;
}