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      1 /*
      2 Copyright (c) 2013, The Linux Foundation. All rights reserved.
      3 
      4 Redistribution and use in source and binary forms, with or without
      5 modification, are permitted provided that the following conditions are
      6 met:
      7 		* Redistributions of source code must retain the above copyright
      8 			notice, this list of conditions and the following disclaimer.
      9 		* Redistributions in binary form must reproduce the above
     10 			copyright notice, this list of conditions and the following
     11 			disclaimer in the documentation and/or other materials provided
     12 			with the distribution.
     13 		* Neither the name of The Linux Foundation nor the names of its
     14 			contributors may be used to endorse or promote products derived
     15 			from this software without specific prior written permission.
     16 
     17 THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     18 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     20 ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     21 BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     24 BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     25 WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     26 OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27 IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28 */
     29 /*!
     30 	@file
     31 	IPACM_Routing.cpp
     32 
     33 	@brief
     34 	This file implements the IPACM routing functionality.
     35 
     36 	@Author
     37 	Skylar Chang
     38 
     39 */
     40 
     41 
     42 #ifndef IPACM_ROUTING_H
     43 #define IPACM_ROUTING_H
     44 
     45 #include <stdint.h>
     46 #include <linux/msm_ipa.h>
     47 #include <IPACM_Defs.h>
     48 
     49 using namespace std;
     50 
     51 class IPACM_Routing
     52 {
     53 public:
     54 	IPACM_Routing();
     55 	~IPACM_Routing();
     56 
     57 	bool AddRoutingRule(struct ipa_ioc_add_rt_rule *ruleTable);
     58 	bool DeleteRoutingRule(struct ipa_ioc_del_rt_rule *ruleTable);
     59 
     60 	bool Commit(enum ipa_ip_type ip);
     61 	bool Reset(enum ipa_ip_type ip);
     62 
     63 	bool GetRoutingTable(struct ipa_ioc_get_rt_tbl *routingTable);
     64 
     65 	bool DeviceNodeIsOpened();
     66 	bool DeleteRoutingHdl(uint32_t rt_rule_hdl, ipa_ip_type ip);
     67 
     68 	bool ModifyRoutingRule(struct ipa_ioc_mdfy_rt_rule *);
     69 
     70 private:
     71 	static const char *DEVICE_NAME;
     72 	int m_fd; /* File descriptor of the IPA device node /dev/ipa */
     73 
     74 	bool PutRoutingTable(uint32_t routingTableHandle);
     75 };
     76 
     77 #endif //IPACM_ROUTING_H
     78 
     79