174 lines
6.1 KiB
C
174 lines
6.1 KiB
C
/*
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* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The OpenAirInterface Software Alliance licenses this file to You under
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* the OAI Public License, Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.openairinterface.org/?page_id=698
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*-------------------------------------------------------------------------------
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* For more information about the OpenAirInterface (OAI) Software Alliance:
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* contact@openairinterface.org
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*/
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/***************************************************************************
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proto_extern.h - description
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-------------------
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copyright : (C) 2002 by Eurecom
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email : michelle.wetterwald@eurecom.fr
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yan.moret@eurecom.fr
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knopp@eurecom.fr
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***************************************************************************
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***************************************************************************/
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#ifndef __NETWORK_DRIVER_LITE_PROTO_EXTERN__H__
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#define __NETWORK_DRIVER_LITE_PROTO_EXTERN__H__
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#include <linux/if_arp.h>
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#include <linux/types.h>
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#include <linux/spinlock.h>
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#include <linux/netdevice.h>
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#include <linux/skbuff.h>
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#include <linux/ipv6.h>
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#include <linux/ip.h>
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#include <linux/sysctl.h>
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#include <linux/timer.h>
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#include <asm/param.h>
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//#include <sys/sysctl.h>
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#include <linux/udp.h>
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#include <linux/tcp.h>
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#include <linux/icmp.h>
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#include <linux/icmpv6.h>
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#include <linux/in.h>
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#include <net/ndisc.h>
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#include "local.h"
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// device.c
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/** @defgroup _oai_nw_drv_impl_ OAI Network Device for RRC Lite
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* @ingroup _ref_implementation_
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* @{
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\fn int oai_nw_drv_find_inst(struct net_device *dev)
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\brief This function determines the instance id for a particular device pointer.
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@param dev Pointer to net_device structure
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*/
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int oai_nw_drv_find_inst(struct net_device *dev);
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// common.c
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/**
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\fn void oai_nw_drv_common_class_wireless2ip(unsigned short dlen, void* pdcp_sdu,int inst,OaiNwDrvRadioBearerId_t rb_id)
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\brief Receive classified LTE packet, build skbuff struct with it and deliver it to the OS network layer.
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@param dlen Length of SDU in bytes
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@param pdcp_sdu Pointer to received SDU
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@param inst Instance number
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@param rb_id Radio Bearer Id
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*/
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void oai_nw_drv_common_class_wireless2ip(unsigned short dlen,
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void *pdcp_sdu,
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int inst,
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OaiNwDrvRadioBearerId_t rb_id);
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/**
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\fn void oai_nw_drv_common_ip2wireless(struct sk_buff *skb, int inst)
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\brief Request the transfer of data (QoS SAP)
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@param skb pointer to socket buffer
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@param inst device instance
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*/
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void oai_nw_drv_common_ip2wireless(struct sk_buff *skb, int inst);
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/**
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\fn void oai_nw_drv_common_ip2wireless_drop(struct sk_buff *skb, int inst)
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\brief Drop the IP packet comming from the OS network layer.
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@param skb pointer to socket buffer
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@param inst device instance
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*/
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void oai_nw_drv_common_ip2wireless_drop(struct sk_buff *skb, int inst);
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#ifndef OAI_NW_DRIVER_USE_NETLINK
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/**
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\fn void oai_nw_drv_common_wireless2ip()
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\brief Retrieve PDU from PDCP through RT-fifos for delivery to the IP stack.
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*/
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void oai_nw_drv_common_wireless2ip(void);
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#else
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/**
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\fn void oai_nw_drv_common_wireless2ip(struct nlmsghdr *nlh)
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\brief Retrieve PDU from PDCP through netlink sockets for delivery to the IP stack.
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*/
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void oai_nw_drv_common_wireless2ip(struct nlmsghdr *nlh);
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#endif //OAI_NW_DRIVER_USE_NETLINK
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#ifdef OAI_NW_DRIVER_USE_NETLINK
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/**
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\fn int oai_nw_drv_netlink_send(unsigned char *data,unsigned int len)
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\brief Request the transfer of data by PDCP via netlink socket
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@param data pointer to SDU
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@param len length of SDU in bytes
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@returns Numeber of bytes transfered by netlink socket
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*/
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int oai_nw_drv_netlink_send(unsigned char *data,unsigned int len);
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/**
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\fn void oai_nw_drv_COMMON_QOS_receive(struct nlmsghdr *nlh)
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\brief Request a PDU from PDCP
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@param nlh pointer to netlink message header
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*/
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void oai_nw_drv_COMMON_QOS_receive(struct nlmsghdr *nlh);
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#endif //OAI_NW_DRIVER_USE_NETLINK
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// iocontrol.c
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void oai_nw_drv_CTL_send(struct sk_buff *skb, int inst);
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int oai_nw_drv_CTL_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
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// classifier.c
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/**
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\brief Find the IP traffic type (UNICAST, MULTICAST, BROADCAST) of the IP packet attached to sk_buff.
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*/
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ip_traffic_type_t oai_nw_drv_find_traffic_type(struct sk_buff *skb);
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// tool.c
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void oai_nw_drv_TOOL_imei2iid(unsigned char *imei, unsigned char *iid);
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void oai_nw_drv_TOOL_eNB_imei2iid(unsigned char *imei, unsigned char *iid, unsigned char len);
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unsigned char oai_nw_drv_TOOL_get_dscp6(struct ipv6hdr *iph);
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unsigned char oai_nw_drv_TOOL_get_dscp4(struct iphdr *iph);
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unsigned char *oai_nw_drv_TOOL_get_protocol6(struct ipv6hdr *iph, unsigned char *protocol);
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unsigned char *oai_nw_drv_TOOL_get_protocol4(struct iphdr *iph, unsigned char *protocol);
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char *oai_nw_drv_TOOL_get_udpmsg(struct udphdr *udph);
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unsigned short oai_nw_drv_TOOL_udpcksum(struct in6_addr *saddr, struct in6_addr *daddr, unsigned char proto, unsigned int udplen, void *data);
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int oai_nw_drv_TOOL_network6(struct in6_addr *addr, struct in6_addr *prefix, unsigned char plen);
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int oai_nw_drv_TOOL_network4(unsigned int *addr, unsigned int *prefix, unsigned char plen);
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void print_TOOL_pk_icmp6(struct icmp6hdr *icmph);
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void print_TOOL_pk_all(struct sk_buff *skb);
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void print_TOOL_pk_ipv6(struct ipv6hdr *iph);
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void print_TOOL_state(unsigned char state);
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void oai_nw_drv_tool_print_buffer(char * buffer,int length);
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#ifdef OAI_NW_DRIVER_USE_NETLINK
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// netlink.c
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void oai_nw_drv_netlink_release(void);
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int oai_nw_drv_netlink_init(void);
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#endif
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/** @} */
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#endif
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