1 /* 2 Copyright (c) 2013-2019, 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 /*! 31 @file 32 IPACM_Filtering.h 33 34 @brief 35 This file implements the IPACM filtering definitions 36 37 @Author 38 Skylar Chang 39 40 */ 41 42 #ifndef IPACM_FILTERING_H 43 #define IPACM_FILTERING_H 44 45 #include <stdint.h> 46 #include <linux/msm_ipa.h> 47 #include <IPACM_Defs.h> 48 #include <linux/rmnet_ipa_fd_ioctl.h> 49 50 #define IPA_PCIE_MODEM_RULE_ID_START 69 51 #define IPA_PCIE_MODEM_RULE_ID_MAX 1000 52 53 class IPACM_Filtering 54 { 55 public: 56 IPACM_Filtering(); 57 ~IPACM_Filtering(); 58 bool AddFilteringRule(struct ipa_ioc_add_flt_rule const *ruleTable); 59 bool AddFilteringRuleAfter(struct ipa_ioc_add_flt_rule_after const *ruleTable); 60 #ifdef IPA_IOCTL_SET_FNR_COUNTER_INFO 61 bool AddFilteringRule_hw_index(struct ipa_ioc_add_flt_rule *ruleTable, int hw_counter_index); 62 bool AddFilteringRuleAfter_hw_index(struct ipa_ioc_add_flt_rule_after *ruleTable, int hw_counter_index); 63 #endif //IPA_IOCTL_SET_FNR_COUNTER_INFO 64 bool DeleteFilteringRule(struct ipa_ioc_del_flt_rule *ruleTable); 65 bool Commit(enum ipa_ip_type ip); 66 bool Reset(enum ipa_ip_type ip); 67 bool DeviceNodeIsOpened(); 68 bool DeleteFilteringHdls(uint32_t *flt_rule_hdls, 69 ipa_ip_type ip, 70 uint8_t num_rules); 71 72 bool AddWanDLFilteringRule(struct ipa_ioc_add_flt_rule const *rule_table_v4, struct ipa_ioc_add_flt_rule const * rule_table_v6, uint8_t mux_id); 73 bool AddOffloadFilteringRule(struct ipa_ioc_add_flt_rule *flt_rule_tbl, uint8_t mux_id, uint8_t default_path); 74 bool DelOffloadFilteringRule(struct ipa_ioc_del_flt_rule const *flt_rule_tbl); 75 bool SendFilteringRuleIndex(struct ipa_fltr_installed_notif_req_msg_v01* table); 76 bool ModifyFilteringRule(struct ipa_ioc_mdfy_flt_rule* ruleTable); 77 ipa_filter_action_enum_v01 GetQmiFilterAction(ipa_flt_action action); 78 79 private: 80 static const char *DEVICE_NAME; 81 int fd; /* File descriptor of the IPA device node /dev/ipa */ 82 int total_num_offload_rules; 83 int pcie_modem_rule_id; 84 bool pcie_modem_rule_id_in_use[IPA_PCIE_MODEM_RULE_ID_MAX]; 85 }; 86 87 #endif //IPACM_FILTERING_H 88 89