Thierry Strudel | d512f42 | 2017-05-22 14:18:23 -0700 | [diff] [blame] | 1 | /* |
| 2 | Copyright (c) 2013-2016, 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_Config.h |
| 32 | |
| 33 | @brief |
| 34 | This file implements the IPACM Configuration from XML file |
| 35 | |
| 36 | @Author |
| 37 | Skylar Chang |
| 38 | |
| 39 | */ |
| 40 | #ifndef IPACM_CONFIG_H |
| 41 | #define IPACM_CONFIG_H |
| 42 | |
| 43 | #include "IPACM_Defs.h" |
| 44 | #include "IPACM_Xml.h" |
| 45 | #include "IPACM_EvtDispatcher.h" |
| 46 | |
| 47 | typedef struct |
| 48 | { |
| 49 | char iface_name[IPA_IFACE_NAME_LEN]; |
| 50 | }NatIfaces; |
| 51 | |
| 52 | /* for IPACM rm dependency use*/ |
| 53 | typedef struct _ipa_rm_client |
| 54 | { |
| 55 | ipa_rm_resource_name producer_rm1; |
| 56 | ipa_rm_resource_name consumer_rm1; |
| 57 | ipa_rm_resource_name producer_rm2; |
| 58 | ipa_rm_resource_name consumer_rm2; |
| 59 | bool producer1_up; /* only monitor producer_rm1, not monitor producer_rm2 */ |
| 60 | bool consumer1_up; /* only monitor consumer_rm1, not monitor consumer_rm2 */ |
| 61 | bool rm_set; /* once producer1_up and consumer1_up, will add bi-directional dependency */ |
| 62 | bool rx_bypass_ipa; /* support WLAN may not register RX-property, should not add dependency */ |
| 63 | }ipa_rm_client; |
| 64 | |
| 65 | #define MAX_NUM_EXT_PROPS 25 |
| 66 | |
| 67 | /* used to hold extended properties */ |
| 68 | typedef struct |
| 69 | { |
| 70 | uint8_t num_ext_props; |
| 71 | ipa_ioc_ext_intf_prop prop[MAX_NUM_EXT_PROPS]; |
| 72 | } ipacm_ext_prop; |
| 73 | |
| 74 | /* iface */ |
| 75 | class IPACM_Config |
| 76 | { |
| 77 | public: |
| 78 | |
| 79 | /* IPACM ipa_client map to rm_resource*/ |
| 80 | ipa_rm_resource_name ipa_client_rm_map_tbl[IPA_CLIENT_MAX]; |
| 81 | |
| 82 | /* IPACM monitored rm_depency table */ |
| 83 | ipa_rm_client ipa_rm_tbl[IPA_MAX_RM_ENTRY]; |
| 84 | |
| 85 | /* IPACM rm_depency a2 endpoint check*/ |
| 86 | int ipa_rm_a2_check; |
| 87 | |
| 88 | /* Store interested interface and their configuration from XML file */ |
| 89 | ipa_ifi_dev_name_t *iface_table; |
| 90 | |
| 91 | /* Store interested ALG port from XML file */ |
| 92 | ipacm_alg *alg_table; |
| 93 | |
| 94 | /* Store private subnet configuration from XML file */ |
| 95 | ipa_private_subnet private_subnet_table[IPA_MAX_PRIVATE_SUBNET_ENTRIES]; |
| 96 | |
| 97 | /* Store the non nat iface names */ |
| 98 | NatIfaces *pNatIfaces; |
| 99 | |
| 100 | /* Store the bridge iface names */ |
| 101 | char ipa_virtual_iface_name[IPA_IFACE_NAME_LEN]; |
| 102 | |
| 103 | /* Store the number of interface IPACM read from XML file */ |
| 104 | int ipa_num_ipa_interfaces; |
| 105 | |
| 106 | int ipa_num_private_subnet; |
| 107 | |
| 108 | int ipa_num_alg_ports; |
| 109 | |
| 110 | int ipa_nat_max_entries; |
| 111 | |
| 112 | bool ipacm_odu_router_mode; |
| 113 | |
| 114 | bool ipacm_odu_enable; |
| 115 | |
| 116 | bool ipacm_odu_embms_enable; |
| 117 | |
| 118 | bool ipacm_ip_passthrough_mode; |
| 119 | |
| 120 | int ipa_nat_iface_entries; |
| 121 | |
| 122 | /* Store the total number of wlan guest ap configured */ |
| 123 | int ipa_num_wlan_guest_ap; |
| 124 | |
| 125 | /* Max valid rm entry */ |
| 126 | int ipa_max_valid_rm_entry; |
| 127 | |
| 128 | /* Store SW-enable or not */ |
| 129 | bool ipa_sw_rt_enable; |
| 130 | |
| 131 | /* Store bridge mode or not */ |
| 132 | bool ipa_bridge_enable; |
| 133 | |
| 134 | /* Store bridge netdev mac */ |
| 135 | uint8_t bridge_mac[IPA_MAC_ADDR_SIZE]; |
| 136 | |
| 137 | /* Store the flt rule count for each producer client*/ |
| 138 | int flt_rule_count_v4[IPA_CLIENT_CONS - IPA_CLIENT_PROD]; |
| 139 | int flt_rule_count_v6[IPA_CLIENT_CONS - IPA_CLIENT_PROD]; |
| 140 | |
| 141 | /* IPACM routing table name for v4/v6 */ |
| 142 | struct ipa_ioc_get_rt_tbl rt_tbl_lan_v4, rt_tbl_wan_v4, rt_tbl_default_v4, rt_tbl_v6, rt_tbl_wan_v6; |
| 143 | struct ipa_ioc_get_rt_tbl rt_tbl_wan_dl; |
| 144 | struct ipa_ioc_get_rt_tbl rt_tbl_odu_v4, rt_tbl_odu_v6; |
| 145 | |
| 146 | bool isMCC_Mode; |
| 147 | |
| 148 | /* To return the instance */ |
| 149 | static IPACM_Config* GetInstance(); |
| 150 | |
| 151 | const char* getEventName(ipa_cm_event_id event_id); |
| 152 | |
| 153 | inline void increaseFltRuleCount(int index, ipa_ip_type iptype, int increment) |
| 154 | { |
| 155 | if((index >= IPA_CLIENT_CONS - IPA_CLIENT_PROD) || (index < 0)) |
| 156 | { |
| 157 | IPACMERR("Index is out of range: %d.\n", index); |
| 158 | return; |
| 159 | } |
| 160 | if(iptype == IPA_IP_v4) |
| 161 | { |
| 162 | flt_rule_count_v4[index] += increment; |
| 163 | IPACMDBG_H("Now num of v4 flt rules on client %d is %d.\n", index, flt_rule_count_v4[index]); |
| 164 | } |
| 165 | else |
| 166 | { |
| 167 | flt_rule_count_v6[index] += increment; |
| 168 | IPACMDBG_H("Now num of v6 flt rules on client %d is %d.\n", index, flt_rule_count_v6[index]); |
| 169 | } |
| 170 | return; |
| 171 | } |
| 172 | |
| 173 | inline void decreaseFltRuleCount(int index, ipa_ip_type iptype, int decrement) |
| 174 | { |
| 175 | if((index >= IPA_CLIENT_CONS - IPA_CLIENT_PROD) || (index < 0)) |
| 176 | { |
| 177 | IPACMERR("Index is out of range: %d.\n", index); |
| 178 | return; |
| 179 | } |
| 180 | if(iptype == IPA_IP_v4) |
| 181 | { |
| 182 | flt_rule_count_v4[index] -= decrement; |
| 183 | IPACMDBG_H("Now num of v4 flt rules on client %d is %d.\n", index, flt_rule_count_v4[index]); |
| 184 | } |
| 185 | else |
| 186 | { |
| 187 | flt_rule_count_v6[index] -= decrement; |
| 188 | IPACMDBG_H("Now num of v6 flt rules on client %d is %d.\n", index, flt_rule_count_v6[index]); |
| 189 | } |
| 190 | return; |
| 191 | } |
| 192 | |
| 193 | inline int getFltRuleCount(int index, ipa_ip_type iptype) |
| 194 | { |
| 195 | if((index >= IPA_CLIENT_CONS - IPA_CLIENT_PROD) || (index < 0)) |
| 196 | { |
| 197 | IPACMERR("Index is out of range: %d.\n", index); |
| 198 | return -1; |
| 199 | } |
| 200 | if(iptype == IPA_IP_v4) |
| 201 | { |
| 202 | return flt_rule_count_v4[index]; |
| 203 | } |
| 204 | else |
| 205 | { |
| 206 | return flt_rule_count_v6[index]; |
| 207 | } |
| 208 | } |
| 209 | |
| 210 | inline int GetAlgPortCnt() |
| 211 | { |
| 212 | return ipa_num_alg_ports; |
| 213 | } |
| 214 | |
| 215 | int GetAlgPorts(int nPorts, ipacm_alg *pAlgPorts); |
| 216 | |
| 217 | inline int GetNatMaxEntries(void) |
| 218 | { |
| 219 | return ipa_nat_max_entries; |
| 220 | } |
| 221 | |
| 222 | inline int GetNatIfacesCnt() |
| 223 | { |
| 224 | return ipa_nat_iface_entries; |
| 225 | } |
| 226 | int GetNatIfaces(int nPorts, NatIfaces *ifaces); |
| 227 | |
| 228 | /* for IPACM resource manager dependency usage */ |
| 229 | void AddRmDepend(ipa_rm_resource_name rm1,bool rx_bypass_ipa); |
| 230 | |
| 231 | void DelRmDepend(ipa_rm_resource_name rm1); |
| 232 | |
| 233 | int AddNatIfaces(char *dev_name); |
| 234 | |
| 235 | int DelNatIfaces(char *dev_name); |
| 236 | |
Niranjan Pendharkar | cb31a17 | 2017-09-01 14:28:07 -0700 | [diff] [blame^] | 237 | int CheckNatIfaces(const char *dev_name); |
| 238 | |
Thierry Strudel | d512f42 | 2017-05-22 14:18:23 -0700 | [diff] [blame] | 239 | inline void SetQmapId(uint8_t id) |
| 240 | { |
| 241 | qmap_id = id; |
| 242 | } |
| 243 | |
| 244 | inline uint8_t GetQmapId() |
| 245 | { |
| 246 | return qmap_id; |
| 247 | } |
| 248 | |
| 249 | int SetExtProp(ipa_ioc_query_intf_ext_props *prop); |
| 250 | |
| 251 | ipacm_ext_prop* GetExtProp(ipa_ip_type ip_type); |
| 252 | |
| 253 | int DelExtProp(ipa_ip_type ip_type); |
| 254 | |
| 255 | int Init(void); |
| 256 | |
| 257 | inline bool isPrivateSubnet(uint32_t ip_addr) |
| 258 | { |
| 259 | for(int cnt=0; cnt<ipa_num_private_subnet; cnt++) |
| 260 | { |
| 261 | if(private_subnet_table[cnt].subnet_addr == |
| 262 | (private_subnet_table[cnt].subnet_mask & ip_addr)) |
| 263 | { |
| 264 | return true; |
| 265 | } |
| 266 | } |
| 267 | |
| 268 | return false; |
| 269 | } |
| 270 | #ifdef FEATURE_IPA_ANDROID |
| 271 | inline bool AddPrivateSubnet(uint32_t ip_addr, int ipa_if_index) |
| 272 | { |
| 273 | ipacm_cmd_q_data evt_data; |
| 274 | ipacm_event_data_fid *data_fid; |
| 275 | uint32_t subnet_mask = ~0; |
| 276 | for(int cnt=0; cnt<ipa_num_private_subnet; cnt++) |
| 277 | { |
| 278 | if(private_subnet_table[cnt].subnet_addr == ip_addr) |
| 279 | { |
| 280 | IPACMDBG("Already has private subnet_addr as: 0x%x in entry(%d) \n", ip_addr, cnt); |
| 281 | return true; |
| 282 | } |
| 283 | } |
| 284 | |
| 285 | if(ipa_num_private_subnet < IPA_MAX_PRIVATE_SUBNET_ENTRIES) |
| 286 | { |
| 287 | IPACMDBG("Add IPACM private subnet_addr as: 0x%x in entry(%d) \n", ip_addr, ipa_num_private_subnet); |
| 288 | private_subnet_table[ipa_num_private_subnet].subnet_addr = ip_addr; |
| 289 | private_subnet_table[ipa_num_private_subnet].subnet_mask = (subnet_mask >> 8) << 8; |
| 290 | ipa_num_private_subnet++; |
| 291 | |
| 292 | /* IPACM private subnet set changes */ |
| 293 | data_fid = (ipacm_event_data_fid *)malloc(sizeof(ipacm_event_data_fid)); |
| 294 | if(data_fid == NULL) |
| 295 | { |
| 296 | IPACMERR("unable to allocate memory for event data_fid\n"); |
| 297 | return IPACM_FAILURE; |
| 298 | } |
| 299 | data_fid->if_index = ipa_if_index; // already ipa index, not fid index |
| 300 | evt_data.event = IPA_PRIVATE_SUBNET_CHANGE_EVENT; |
| 301 | evt_data.evt_data = data_fid; |
| 302 | |
| 303 | /* Insert IPA_PRIVATE_SUBNET_CHANGE_EVENT to command queue */ |
| 304 | IPACM_EvtDispatcher::PostEvt(&evt_data); |
| 305 | return true; |
| 306 | } |
| 307 | IPACMERR("IPACM private subnet_addr overflow, total entry(%d)\n", ipa_num_private_subnet); |
| 308 | return false; |
| 309 | } |
| 310 | |
| 311 | inline bool DelPrivateSubnet(uint32_t ip_addr, int ipa_if_index) |
| 312 | { |
| 313 | ipacm_cmd_q_data evt_data; |
| 314 | ipacm_event_data_fid *data_fid; |
| 315 | for(int cnt=0; cnt<ipa_num_private_subnet; cnt++) |
| 316 | { |
| 317 | if(private_subnet_table[cnt].subnet_addr == ip_addr) |
| 318 | { |
| 319 | IPACMDBG("Found private subnet_addr as: 0x%x in entry(%d) \n", ip_addr, cnt); |
| 320 | for (; cnt < ipa_num_private_subnet - 1; cnt++) |
| 321 | { |
| 322 | private_subnet_table[cnt].subnet_addr = private_subnet_table[cnt+1].subnet_addr; |
| 323 | } |
| 324 | ipa_num_private_subnet = ipa_num_private_subnet - 1; |
| 325 | |
| 326 | /* IPACM private subnet set changes */ |
| 327 | data_fid = (ipacm_event_data_fid *)malloc(sizeof(ipacm_event_data_fid)); |
| 328 | if(data_fid == NULL) |
| 329 | { |
| 330 | IPACMERR("unable to allocate memory for event data_fid\n"); |
| 331 | return IPACM_FAILURE; |
| 332 | } |
| 333 | data_fid->if_index = ipa_if_index; // already ipa index, not fid index |
| 334 | evt_data.event = IPA_PRIVATE_SUBNET_CHANGE_EVENT; |
| 335 | evt_data.evt_data = data_fid; |
| 336 | |
| 337 | /* Insert IPA_PRIVATE_SUBNET_CHANGE_EVENT to command queue */ |
| 338 | IPACM_EvtDispatcher::PostEvt(&evt_data); |
| 339 | return true; |
| 340 | } |
| 341 | } |
| 342 | IPACMDBG("can't find private subnet_addr as: 0x%x \n", ip_addr); |
| 343 | return false; |
| 344 | } |
| 345 | #endif /* defined(FEATURE_IPA_ANDROID)*/ |
| 346 | |
| 347 | static const char *DEVICE_NAME_ODU; |
| 348 | |
| 349 | private: |
| 350 | static IPACM_Config *pInstance; |
| 351 | static const char *DEVICE_NAME; |
| 352 | IPACM_Config(void); |
| 353 | int m_fd; /* File descriptor of the IPA device node /dev/ipa */ |
| 354 | uint8_t qmap_id; |
| 355 | ipacm_ext_prop ext_prop_v4; |
| 356 | ipacm_ext_prop ext_prop_v6; |
| 357 | }; |
| 358 | |
| 359 | #endif /* IPACM_CONFIG */ |