For EPC, tested scenario is IMSI attach with EURECOM NAS UE, (not GUTI)
git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5282 818b1a75-f10b-46b9-bf7c-635c3b92a50f
This commit is contained in:
Lionel Gauthier
@@ -3,12 +3,14 @@
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NAS_UPDIR := $(shell /bin/pwd)
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KERNEL_NAME=$(shell echo `uname -r`)
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KERNEL_MAIN_TYPE=$(shell echo `uname -r | cut -d. -f-2 | tr "." "_"`)
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export KERNEL_MAIN_TYPE
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KERNEL_MAIN_VERSION=$(shell echo `uname -r | cut -d. -f-1`)
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KERNEL_ARCH=$(shell echo `uname -m`)
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#SET_REGPARM=$(shell if [ $(KERNEL_ARCH) = 'i686' -a $(SUBVERSION) -ge 20 ]; then echo true ; fi)
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ifeq ($(KERNEL_MAIN_VERSION),2)
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ifeq ($(IS_LINUX), 1)
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SUBVERSION=$(shell echo `grep '^SUBLEVEL =' /usr/src/linux/Makefile | sed -e 's, ,,g' | sed -e 's/SUBLEVEL=//'`)
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else
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@@ -18,32 +20,51 @@ else
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SUBVERSION=$(shell echo `grep '^SUBLEVEL =' /usr/src/linux-headers-$(KERNEL_NAME)/Makefile | sed -e 's, ,,g' | sed -e 's/SUBLEVEL=//'`)
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endif
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endif
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IS_KERNEL_SUBVERSION_GREATER_THAN_20=$(shell if [ $(SUBVERSION) -ge 20 ] ; then echo true ; fi)
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KERNEL_ARCH=$(shell echo `uname -m`)
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#SET_REGPARM=$(shell if [ $(KERNEL_ARCH) = 'i686' -a $(SUBVERSION) -ge 20 ]; then echo true ; fi)
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SET_X64=$(shell if [ $(KERNEL_ARCH) = 'x86_64' -a $(SUBVERSION) -ge 20 ]; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_20=$(shell if [ $(SUBVERSION) -ge 20 ] ; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_22=$(shell if [ $(SUBVERSION) -ge 22 ] ; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_29=$(shell if [ $(SUBVERSION) -ge 29 ] ; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_30=$(shell if [ $(SUBVERSION) -ge 30 ] ; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_32=$(shell if [ $(SUBVERSION) -ge 32 ] ; then echo true ; fi)
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IS_KERNEL_MAIN_VERSION_IS_2 = "true"
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endif
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IS_KERNEL_SUBVERSION_GREATER_THAN_22=$(shell if [ $(SUBVERSION) -ge 22 ] ; then echo true ; fi)
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IS_KERNEL_SUBVERSION_GREATER_THAN_29=$(shell if [ $(SUBVERSION) -ge 29 ] ; then echo true ; fi)
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IS_KERNEL_SUBVERSION_GREATER_THAN_30=$(shell if [ $(SUBVERSION) -ge 30 ] ; then echo true ; fi)
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IS_KERNEL_SUBVERSION_GREATER_THAN_32=$(shell if [ $(SUBVERSION) -ge 32 ] ; then echo true ; fi)
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# Add global rule for V3 kernels
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ifeq ($(KERNEL_MAIN_VERSION),3)
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IS_KERNEL_SUBVERSION_GREATER_THAN_22 = "true"
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IS_KERNEL_SUBVERSION_GREATER_THAN_29 = "true"
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IS_KERNEL_SUBVERSION_GREATER_THAN_30 = "true"
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IS_KERNEL_SUBVERSION_GREATER_THAN_32 = "true"
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ifeq ($(IS_LINUX), 1)
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PATCHLEVEL=$(shell echo `grep '^PATCHLEVEL =' /usr/src/linux/Makefile | sed -e 's, ,,g' | sed -e 's/PATCHLEVEL=//'`)
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else
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ifeq ($(IS_KERNEL_OPENAIRINTERFACE), 1)
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PATCHLEVEL=$(shell echo `grep '^PATCHLEVEL =' /usr/src/linux-$(KERNEL_NAME)/Makefile | sed -e 's, ,,g' | sed -e 's/PATCHLEVEL=//'`)
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else
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PATCHLEVEL=$(shell echo `grep '^PATCHLEVEL =' /usr/src/linux-headers-$(KERNEL_NAME)/Makefile | sed -e 's, ,,g' | sed -e 's/PATCHLEVEL=//'`)
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endif
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endif
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SET_X64=$(shell if [ $(KERNEL_ARCH) = 'x86_64' ]; then echo true ; fi)
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IS_KERNEL2_SUBVERSION_GREATER_THAN_22 = "true"
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IS_KERNEL2_SUBVERSION_GREATER_THAN_29 = "true"
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IS_KERNEL2_SUBVERSION_GREATER_THAN_30 = "true"
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IS_KERNEL2_SUBVERSION_GREATER_THAN_32 = "true"
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IS_KERNEL3_PATCHLEVEL_GREATER_THAN_2=$(shell if [ $(PATCHLEVEL) -ge 2 ] ; then echo true ; fi)
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IS_KERNEL3_PATCHLEVEL_GREATER_THAN_5=$(shell if [ $(PATCHLEVEL) -ge 5 ] ; then echo true ; fi)
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IS_KERNEL3_PATCHLEVEL_GREATER_THAN_8=$(shell if [ $(PATCHLEVEL) -ge 8 ] ; then echo true ; fi)
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IS_KERNEL3_PATCHLEVEL_GREATER_THAN_9=$(shell if [ $(PATCHLEVEL) -ge 9 ] ; then echo true ; fi)
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IS_KERNEL_MAIN_VERSION_IS_3 = "true"
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endif
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GT2622= $(if $(IS_KERNEL_SUBVERSION_GREATER_THAN_22),-DKERNEL_VERSION_GREATER_THAN_2622=1)
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GT2629= $(if $(IS_KERNEL_SUBVERSION_GREATER_THAN_29),-DKERNEL_VERSION_GREATER_THAN_2629=1)
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GT32= $(if $(IS_KERNEL_SUBVERSION_GREATER_THAN_32),-DKERNEL_VERSION_GREATER_THAN_32=1)
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V3= $(if $(IS_KERNEL_MAIN_VERSION_IS_3),-DKERNEL_MAIN_VERSION_IS_3=1)
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GT2620= $(if $(IS_KERNEL2_SUBVERSION_GREATER_THAN_20),-DKERNEL_VERSION_GREATER_THAN_2622=1)
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GT2622= $(if $(IS_KERNEL2_SUBVERSION_GREATER_THAN_22),-DKERNEL_VERSION_GREATER_THAN_2622=1)
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GT2629= $(if $(IS_KERNEL2_SUBVERSION_GREATER_THAN_29),-DKERNEL_VERSION_GREATER_THAN_2629=1)
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GT2632= $(if $(IS_KERNEL2_SUBVERSION_GREATER_THAN_32),-DKERNEL_VERSION_GREATER_THAN_2632=1)
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V3= $(if $(IS_KERNEL_MAIN_VERSION_IS_3),-DKERNEL_MAIN_VERSION_IS_3=1)
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GT32= $(if $(IS_KERNEL3_PATCHLEVEL_GREATER_THAN_2),-DKERNEL_VERSION_GREATER_THAN_3200=1)
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GT35= $(if $(IS_KERNEL3_PATCHLEVEL_GREATER_THAN_5),-DKERNEL_VERSION_GREATER_THAN_3500=1)
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GT38= $(if $(IS_KERNEL3_PATCHLEVEL_GREATER_THAN_8),-DKERNEL_VERSION_GREATER_THAN_3800=1)
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GT39= $(if $(IS_KERNEL3_PATCHLEVEL_GREATER_THAN_9),-DKERNEL_VERSION_GREATER_THAN_3900=1)
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####################################################
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# D E B U G F L A G S
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####################################################
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@@ -53,7 +74,7 @@ V3= $(if $(IS_KERNEL_MAIN_VERSION_IS_3),-DKERNEL_MAIN_VERSION_IS_3=1)
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####################################################
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# EXTRA COMPILER FLAGS
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####################################################
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EXTRA_CFLAGS = -I$(OPENAIR2_DIR)/COMMON -fno-common $(if $(IS_KERNEL_SUBVERSION_GREATER_THAN_20),-mregparm=3 -fno-stack-protector -mpreferred-stack-boundary=4) $(if $(SET_X64),-DARCH_64,) $(if $(SET_X64),-mcmodel=kernel,) $(if $(SET_X64),-m64,) $(GT2622) $(GT2629) $(V3) $(GT32)
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EXTRA_CFLAGS = -I$(OPENAIR2_DIR)/COMMON -fno-common $(if $(IS_KERNEL_SUBVERSION_GREATER_THAN_20),-mregparm=3 -fno-stack-protector -mpreferred-stack-boundary=4) $(if $(SET_X64),-DARCH_64,) $(if $(SET_X64),-mcmodel=kernel,) $(if $(SET_X64),-m64,) $(GT2622) $(GT2629) $(GT2632) $(V3) $(GT32) $(GT35) $(GT38) $(GT39)
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@@ -80,14 +101,20 @@ endif
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print:
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@echo linux kernel ge 22: $(IS_KERNEL_SUBVERSION_GREATER_THAN_22)
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@echo kernel name : $(KERNEL_NAME)
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@echo subversion : $(SUBVERSION)
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@echo flag gt2622: $(GT2622)
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@echo linux kernel ge 29: $(IS_KERNEL_SUBVERSION_GREATER_THAN_29)
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@echo flag gt2629: $(GT2629)
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@echo linux kernel ge 30: $(IS_KERNEL_SUBVERSION_GREATER_THAN_30)
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@echo flag KERNEL_MAIN_VERSION $(KERNEL_MAIN_VERSION)
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@echo KERNEL_NAME : $(KERNEL_NAME)
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@echo KERNEL_MAIN_VERSION : $(KERNEL_MAIN_VERSION)
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@echo KERNEL_SUB_VERSION : $(SUBVERSION)
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@echo KERNEL_PATCHLEVEL : $(PATCHLEVEL)
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@echo SET_X64 : $(SET_X64)
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@echo flag gt2620 : $(GT2620)
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@echo flag gt2622 : $(GT2622)
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@echo flag gt2629 : $(GT2629)
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@echo flag gt2632 : $(GT2632)
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@echo flag gt32 : $(GT32)
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@echo flag gt35 : $(GT35)
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@echo flag gt38 : $(GT38)
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@echo flag gt39 : $(GT39)
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clean:
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rm -f *.ko
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rm -f .*.ko.cmd
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@@ -43,26 +43,40 @@ Address : EURECOM,
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#include <linux/netlink.h>
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#include <net/sock.h>
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#include <linux/kthread.h>
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#include <linux/mutex.h>
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#include "local.h"
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#include "proto_extern.h"
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//#define NETLINK_DEBUG 1
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#define NAS_NETLINK_ID 31
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#define NL_DEST_PID 1
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/*******************************************************************************
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Prototypes
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*******************************************************************************/
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static inline void nasmesh_lock(void);
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static inline void nasmesh_unlock(void);
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#ifdef KERNEL_VERSION_GREATER_THAN_2629
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static void nas_nl_data_ready (struct sk_buff *skb);
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#else
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static int nas_netlink_rx_thread(void *data);
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static void nas_nl_data_ready (struct sock *sk,int len);
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#endif
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int ue_ip_netlink_init(void);
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static struct sock *nas_nl_sk = NULL;
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static int exit_netlink_thread=0;
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static int nas_netlink_rx_thread(void *);
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#ifdef KERNEL_VERSION_GREATER_THAN_3800
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struct netlink_kernel_cfg cfg = {
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.input = nas_nl_data_ready,
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};
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#endif
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static DEFINE_MUTEX(nasmesh_mutex);
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static inline void nasmesh_lock(void)
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{
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mutex_lock(&nasmesh_mutex);
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@@ -137,7 +151,10 @@ static int nas_netlink_rx_thread(void *data) {
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}
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static void nas_nl_data_ready (struct sock *sk, int len)
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static
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void nas_nl_data_ready (
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struct sock *sk,
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int len)
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{
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wake_up_interruptible(sk->sk_sleep);
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@@ -150,18 +167,23 @@ int ue_ip_netlink_init(void)
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printk("[UE_IP_DRV][NETLINK] Running init ...\n");
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nas_nl_sk = netlink_kernel_create(
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#ifdef KERNEL_VERSION_GREATER_THAN_2622
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&init_net,
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&init_net,
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#endif
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NAS_NETLINK_ID,
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0,
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nas_nl_data_ready,
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#ifdef KERNEL_VERSION_GREATER_THAN_3800
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NAS_NETLINK_ID,
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&cfg
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#else
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NAS_NETLINK_ID,
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0,
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nas_nl_data_ready,
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#ifdef KERNEL_VERSION_GREATER_THAN_2622
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&nasmesh_mutex, // NULL
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&nasmesh_mutex, // NULL
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#endif
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THIS_MODULE);
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THIS_MODULE
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#endif
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);
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if (nas_nl_sk == NULL) {
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@@ -221,7 +243,9 @@ int ue_ip_netlink_send(unsigned char *data,unsigned int len) {
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nlh->nlmsg_pid = 0; /* from kernel */
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#if !defined(KERNEL_VERSION_GREATER_THAN_3800)
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NETLINK_CB(nl_skb).pid = 0;
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#endif
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#ifdef NETLINK_DEBUG
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printk("[UE_IP_DRV][NETLINK] In nas_netlink_send, nl_skb %p, nl_sk %x, nlh %p, nlh->nlmsg_len %d\n",nl_skb,nas_nl_sk,nlh,nlh->nlmsg_len);
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