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openairinterface5g/openair2/NAS/DRIVER/LITE/proto_extern.h
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2013-12-10 15:58:00 +00:00

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/*******************************************************************************
Eurecom OpenAirInterface 2
Copyright(c) 1999 - 2010 Eurecom
This program is free software; you can redistribute it and/or modify it
under the terms and conditions of the GNU General Public License,
version 2, as published by the Free Software Foundation.
This program is distributed in the hope it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc.,
51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
The full GNU General Public License is included in this distribution in
the file called "COPYING".
Contact Information
Openair Admin: openair_admin@eurecom.fr
Openair Tech : openair_tech@eurecom.fr
Forums : http://forums.eurecom.fsr/openairinterface
Address : Eurecom, 2229, route des crêtes, 06560 Valbonne Sophia Antipolis, France
*******************************************************************************/
/***************************************************************************
proto_extern.h - description
-------------------
copyright : (C) 2002 by Eurecom
email : michelle.wetterwald@eurecom.fr
yan.moret@eurecom.fr
knopp@eurecom.fr
***************************************************************************
***************************************************************************/
#ifndef _NAS_PROTO_H
#define _NAS_PROTO_H
#include <linux/if_arp.h>
#include <linux/types.h>
#include <linux/spinlock.h>
#include <linux/netdevice.h>
#include <linux/skbuff.h>
#include <linux/ipv6.h>
#include <linux/ip.h>
#include <linux/sysctl.h>
#include <linux/timer.h>
#include <asm/param.h>
//#include <sys/sysctl.h>
#include <linux/udp.h>
#include <linux/tcp.h>
#include <linux/icmp.h>
#include <linux/icmpv6.h>
#include <linux/in.h>
#include <net/ndisc.h>
#include "local.h"
// device.c
/** @defgroup _oai_nw_drv_impl_ OAI Network Device for RRC Lite
* @ingroup _ref_implementation_
* @{
\fn int oai_nw_drv_find_inst(struct net_device *dev)
\brief This function determines the instance id for a particular device pointer.
@param dev Pointer to net_device structure
*/
int oai_nw_drv_find_inst(struct net_device *dev);
// common.c
/**
\fn void oai_nw_drv_common_class_wireless2ip(unsigned short dlen, void* pdcp_sdu,int inst,OaiNwDrvRadioBearerId_t rb_id)
\brief Receive classified LTE packet, build skbuff struct with it and deliver it to the OS network layer.
@param dlen Length of SDU in bytes
@param pdcp_sdu Pointer to received SDU
@param inst Instance number
@param rb_id Radio Bearer Id
*/
void oai_nw_drv_common_class_wireless2ip(unsigned short dlen,
void *pdcp_sdu,
int inst,
OaiNwDrvRadioBearerId_t rb_id);
/**
\fn void oai_nw_drv_common_ip2wireless(struct sk_buff *skb, int inst)
\brief Request the transfer of data (QoS SAP)
@param skb pointer to socket buffer
@param inst device instance
*/
void oai_nw_drv_common_ip2wireless(struct sk_buff *skb, int inst);
/**
\fn void oai_nw_drv_common_ip2wireless_drop(struct sk_buff *skb, int inst)
\brief Drop the IP packet comming from the OS network layer.
@param skb pointer to socket buffer
@param inst device instance
*/
void oai_nw_drv_common_ip2wireless_drop(struct sk_buff *skb, int inst);
#ifndef OAI_NW_DRIVER_USE_NETLINK
/**
\fn void oai_nw_drv_common_wireless2ip()
\brief Retrieve PDU from PDCP through RT-fifos for delivery to the IP stack.
*/
void oai_nw_drv_common_wireless2ip(void);
#else
/**
\fn void oai_nw_drv_common_wireless2ip(struct nlmsghdr *nlh)
\brief Retrieve PDU from PDCP through netlink sockets for delivery to the IP stack.
*/
void oai_nw_drv_common_wireless2ip(struct nlmsghdr *nlh);
#endif //OAI_NW_DRIVER_USE_NETLINK
#ifdef OAI_NW_DRIVER_USE_NETLINK
/**
\fn int oai_nw_drv_netlink_send(unsigned char *data,unsigned int len)
\brief Request the transfer of data by PDCP via netlink socket
@param data pointer to SDU
@param len length of SDU in bytes
@returns Numeber of bytes transfered by netlink socket
*/
int oai_nw_drv_netlink_send(unsigned char *data,unsigned int len);
/**
\fn void oai_nw_drv_COMMON_QOS_receive(struct nlmsghdr *nlh)
\brief Request a PDU from PDCP
@param nlh pointer to netlink message header
*/
void oai_nw_drv_COMMON_QOS_receive(struct nlmsghdr *nlh);
#endif //OAI_NW_DRIVER_USE_NETLINK
// iocontrol.c
void oai_nw_drv_CTL_send(struct sk_buff *skb, int inst);
int oai_nw_drv_CTL_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
// classifier.c
/**
\brief Find the IP traffic type (UNICAST, MULTICAST, BROADCAST) of the IP packet attached to sk_buff.
*/
traffic_type_t oai_nw_drv_find_traffic_type(struct sk_buff *skb);
// tool.c
void oai_nw_drv_TOOL_imei2iid(unsigned char *imei, unsigned char *iid);
void oai_nw_drv_TOOL_eNB_imei2iid(unsigned char *imei, unsigned char *iid, unsigned char len);
unsigned char oai_nw_drv_TOOL_get_dscp6(struct ipv6hdr *iph);
unsigned char oai_nw_drv_TOOL_get_dscp4(struct iphdr *iph);
unsigned char *oai_nw_drv_TOOL_get_protocol6(struct ipv6hdr *iph, unsigned char *protocol);
unsigned char *oai_nw_drv_TOOL_get_protocol4(struct iphdr *iph, unsigned char *protocol);
char *oai_nw_drv_TOOL_get_udpmsg(struct udphdr *udph);
unsigned short oai_nw_drv_TOOL_udpcksum(struct in6_addr *saddr, struct in6_addr *daddr, unsigned char proto, unsigned int udplen, void *data);
int oai_nw_drv_TOOL_network6(struct in6_addr *addr, struct in6_addr *prefix, unsigned char plen);
int oai_nw_drv_TOOL_network4(unsigned int *addr, unsigned int *prefix, unsigned char plen);
void print_TOOL_pk_icmp6(struct icmp6hdr *icmph);
void print_TOOL_pk_all(struct sk_buff *skb);
void print_TOOL_pk_ipv6(struct ipv6hdr *iph);
void print_TOOL_state(unsigned char state);
void oai_nw_drv_tool_print_buffer(char * buffer,int length);
#ifdef OAI_NW_DRIVER_USE_NETLINK
// netlink.c
void oai_nw_drv_netlink_release(void);
int oai_nw_drv_netlink_init(void);
#endif
/** @} */
#endif