4d31d8482d
This reverts commit 98c3540df1.
Revert needed due Wifi Offload service crashing device and cause soft reboot
111 lines
3.9 KiB
C++
111 lines
3.9 KiB
C++
/*
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Copyright (c) 2013, The Linux Foundation. All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are
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met:
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* Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above
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copyright notice, this list of conditions and the following
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disclaimer in the documentation and/or other materials provided
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with the distribution.
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* Neither the name of The Linux Foundation nor the names of its
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contributors may be used to endorse or promote products derived
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from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef IPACM_CONNTRACK_FILTER_H
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#define IPACM_CONNTRACK_FILTER_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <arpa/inet.h>
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#include <netinet/in.h>
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#include <errno.h>
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#include "IPACM_ConntrackClient.h"
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#include "IPACM_CmdQueue.h"
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#include "IPACM_Conntrack_NATApp.h"
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#include "IPACM_EvtDispatcher.h"
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#include "IPACM_Defs.h"
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#ifndef IPACM_DEBUG
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#define IPACM_DEBUG
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#endif
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extern "C"
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{
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#include <libnetfilter_conntrack/libnetfilter_conntrack.h>
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#include <libnetfilter_conntrack/libnetfilter_conntrack_tcp.h>
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#include <sys/inotify.h>
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}
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using namespace std;
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#define UDP_TIMEOUT_UPDATE 20
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#define BROADCAST_IPV4_ADDR 0xFFFFFFFF
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class IPACM_ConntrackClient
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{
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private:
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static IPACM_ConntrackClient *pInstance;
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struct nfct_handle *tcp_hdl;
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struct nfct_handle *udp_hdl;
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struct nfct_filter *tcp_filter;
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struct nfct_filter *udp_filter;
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static int IPA_Conntrack_Filters_Ignore_Local_Addrs(struct nfct_filter *filter);
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static int IPA_Conntrack_Filters_Ignore_Bridge_Addrs(struct nfct_filter *filter);
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static int IPA_Conntrack_Filters_Ignore_Local_Iface(struct nfct_filter *, ipacm_event_iface_up *);
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IPACM_ConntrackClient();
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public:
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static int IPAConntrackEventCB(enum nf_conntrack_msg_type type,
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struct nf_conntrack *ct,
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void *data);
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static int IPA_Conntrack_UDP_Filter_Init(void);
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static int IPA_Conntrack_TCP_Filter_Init(void);
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static void* TCPRegisterWithConnTrack(void *);
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static void* UDPRegisterWithConnTrack(void *);
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static void* UDPConnTimeoutUpdate(void *);
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static void UpdateUDPFilters(void *, bool);
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static void UpdateTCPFilters(void *, bool);
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static void Read_TcpUdp_Timeout(char *in, int len);
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static IPACM_ConntrackClient* GetInstance();
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static void UNRegisterWithConnTrack(void);
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int fd_tcp;
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int fd_udp;
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unsigned int subscrips_tcp;
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unsigned int subscrips_udp;
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#ifdef IPACM_DEBUG
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#define iptodot(X,Y) \
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IPACMLOG(" %s(0x%x): %d.%d.%d.%d\n", X, Y, ((Y>>24) & 0xFF), ((Y>>16) & 0xFF), ((Y>>8) & 0xFF), (Y & 0xFF));
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#endif
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#define log_nat(A,B,C,D,E,F) \
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IPACMDBG_H("protocol %d Private IP: %d.%d.%d.%d\t Target IP: %d.%d.%d.%d\t private port: %d public port: %d %s",A,((B>>24) & 0xFF), ((B>>16) & 0xFF), ((B>>8) & 0xFF), (B & 0xFF), ((C>>24) & 0xFF), ((C>>16) & 0xFF),((C>>8) & 0xFF),(C & 0xFF),D,E,F);
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};
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#endif /* IPACM_CONNTRACK_FILTER_H */
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