1 /* 2 * uqmi -- tiny QMI support implementation 3 * 4 * Copyright (C) 2014-2015 Felix Fietkau <nbd@openwrt.org> 5 * 6 * This library is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU Lesser General Public 8 * License as published by the Free Software Foundation; either 9 * version 2 of the License, or (at your option) any later version. 10 * 11 * This library is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * Lesser General Public License for more details. 15 * 16 * You should have received a copy of the GNU Lesser General Public 17 * License along with this library; if not, write to the 18 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301 USA. 20 */ 21 22 #include "qmi-message.h" 23 24 static struct qmi_nas_set_system_selection_preference_request sel_req; 25 static struct { 26 bool mcc_is_set; 27 bool mnc_is_set; 28 } plmn_code_flag; 29 30 #define cmd_nas_do_set_system_selection_cb no_cb 31 static enum qmi_cmd_result 32 cmd_nas_do_set_system_selection_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 33 { 34 qmi_set_nas_set_system_selection_preference_request(msg, &sel_req); 35 return QMI_CMD_REQUEST; 36 } 37 38 static enum qmi_cmd_result 39 do_sel_network(void) 40 { 41 static bool use_sel_req = false; 42 43 if (!use_sel_req) { 44 use_sel_req = true; 45 uqmi_add_command(NULL, __UQMI_COMMAND_nas_do_set_system_selection); 46 } 47 48 return QMI_CMD_DONE; 49 } 50 51 #define cmd_nas_set_network_modes_cb no_cb 52 static enum qmi_cmd_result 53 cmd_nas_set_network_modes_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 54 { 55 static const struct { 56 const char *name; 57 QmiNasRatModePreference val; 58 } modes[] = { 59 { "cdma", QMI_NAS_RAT_MODE_PREFERENCE_CDMA_1X | QMI_NAS_RAT_MODE_PREFERENCE_CDMA_1XEVDO }, 60 { "td-scdma", QMI_NAS_RAT_MODE_PREFERENCE_TD_SCDMA }, 61 { "gsm", QMI_NAS_RAT_MODE_PREFERENCE_GSM }, 62 { "umts", QMI_NAS_RAT_MODE_PREFERENCE_UMTS }, 63 { "lte", QMI_NAS_RAT_MODE_PREFERENCE_LTE }, 64 }; 65 QmiNasRatModePreference val = 0; 66 char *word; 67 int i; 68 69 for (word = strtok(arg, ","); 70 word; 71 word = strtok(NULL, ",")) { 72 bool found = false; 73 74 for (i = 0; i < ARRAY_SIZE(modes); i++) { 75 if (strcmp(word, modes[i].name) != 0 && 76 strcmp(word, "all") != 0) 77 continue; 78 79 val |= modes[i].val; 80 found = true; 81 } 82 83 if (!found) { 84 uqmi_add_error("Invalid network mode"); 85 return QMI_CMD_EXIT; 86 } 87 } 88 89 qmi_set(&sel_req, mode_preference, val); 90 return do_sel_network(); 91 } 92 93 #define cmd_nas_set_network_preference_cb no_cb 94 static enum qmi_cmd_result 95 cmd_nas_set_network_preference_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 96 { 97 QmiNasGsmWcdmaAcquisitionOrderPreference pref = QMI_NAS_GSM_WCDMA_ACQUISITION_ORDER_PREFERENCE_AUTOMATIC; 98 99 if (!strcmp(arg, "gsm")) 100 pref = QMI_NAS_GSM_WCDMA_ACQUISITION_ORDER_PREFERENCE_GSM; 101 else if (!strcmp(arg, "wcdma")) 102 pref = QMI_NAS_GSM_WCDMA_ACQUISITION_ORDER_PREFERENCE_WCDMA; 103 104 qmi_set(&sel_req, gsm_wcdma_acquisition_order_preference, pref); 105 return do_sel_network(); 106 } 107 108 #define cmd_nas_set_roaming_cb no_cb 109 static enum qmi_cmd_result 110 cmd_nas_set_roaming_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 111 { 112 QmiNasRoamingPreference pref; 113 114 if (!strcmp(arg, "any")) 115 pref = QMI_NAS_ROAMING_PREFERENCE_ANY; 116 else if (!strcmp(arg, "only")) 117 pref = QMI_NAS_ROAMING_PREFERENCE_NOT_OFF; 118 else if (!strcmp(arg, "off")) 119 pref = QMI_NAS_ROAMING_PREFERENCE_OFF; 120 else 121 return uqmi_add_error("Invalid argument"); 122 123 qmi_set(&sel_req, roaming_preference, pref); 124 return do_sel_network(); 125 } 126 127 #define cmd_nas_set_mcc_cb no_cb 128 static enum qmi_cmd_result 129 cmd_nas_set_mcc_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 130 { 131 char *err; 132 int value = strtoul(arg, &err, 10); 133 if (err && *err) { 134 uqmi_add_error("Invalid MCC value"); 135 return QMI_CMD_EXIT; 136 } 137 138 sel_req.data.network_selection_preference.mcc = value; 139 plmn_code_flag.mcc_is_set = true; 140 return QMI_CMD_DONE; 141 } 142 143 #define cmd_nas_set_mnc_cb no_cb 144 static enum qmi_cmd_result 145 cmd_nas_set_mnc_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 146 { 147 char *err; 148 int value = strtoul(arg, &err, 10); 149 if (err && *err) { 150 uqmi_add_error("Invalid MNC value"); 151 return QMI_CMD_EXIT; 152 } 153 154 sel_req.data.network_selection_preference.mnc = value; 155 plmn_code_flag.mnc_is_set = true; 156 return QMI_CMD_DONE; 157 } 158 159 #define cmd_nas_set_plmn_cb no_cb 160 static enum qmi_cmd_result 161 cmd_nas_set_plmn_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 162 { 163 sel_req.set.network_selection_preference = 1; 164 sel_req.data.network_selection_preference.mode = QMI_NAS_NETWORK_SELECTION_PREFERENCE_AUTOMATIC; 165 166 if (!plmn_code_flag.mcc_is_set && plmn_code_flag.mnc_is_set) { 167 uqmi_add_error("No MCC value"); 168 return QMI_CMD_EXIT; 169 } 170 171 if (plmn_code_flag.mcc_is_set && sel_req.data.network_selection_preference.mcc) { 172 if (!plmn_code_flag.mnc_is_set) { 173 uqmi_add_error("No MNC value"); 174 return QMI_CMD_EXIT; 175 } else { 176 sel_req.data.network_selection_preference.mode = QMI_NAS_NETWORK_SELECTION_PREFERENCE_MANUAL; 177 } 178 } 179 180 return do_sel_network(); 181 } 182 183 #define cmd_nas_initiate_network_register_cb no_cb 184 static enum qmi_cmd_result 185 cmd_nas_initiate_network_register_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 186 { 187 static struct qmi_nas_initiate_network_register_request register_req = { 188 QMI_INIT(action, QMI_NAS_NETWORK_REGISTER_TYPE_AUTOMATIC) 189 }; 190 191 qmi_set_nas_initiate_network_register_request(msg, ®ister_req); 192 return QMI_CMD_REQUEST; 193 } 194 195 static void 196 cmd_nas_get_signal_info_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg) 197 { 198 struct qmi_nas_get_signal_info_response res; 199 void *c; 200 201 qmi_parse_nas_get_signal_info_response(msg, &res); 202 203 c = blobmsg_open_table(&status, NULL); 204 if (res.set.cdma_signal_strength) { 205 blobmsg_add_string(&status, "type", "cdma"); 206 blobmsg_add_u32(&status, "rssi", (int32_t) res.data.cdma_signal_strength.rssi); 207 blobmsg_add_u32(&status, "ecio", (int32_t) res.data.cdma_signal_strength.ecio); 208 } 209 210 if (res.set.hdr_signal_strength) { 211 blobmsg_add_string(&status, "type", "hdr"); 212 blobmsg_add_u32(&status, "rssi", (int32_t) res.data.hdr_signal_strength.rssi); 213 blobmsg_add_u32(&status, "ecio", (int32_t) res.data.hdr_signal_strength.ecio); 214 blobmsg_add_u32(&status, "io", res.data.hdr_signal_strength.io); 215 } 216 217 if (res.set.gsm_signal_strength) { 218 blobmsg_add_string(&status, "type", "gsm"); 219 blobmsg_add_u32(&status, "signal", (int32_t) res.data.gsm_signal_strength); 220 } 221 222 if (res.set.wcdma_signal_strength) { 223 blobmsg_add_string(&status, "type", "wcdma"); 224 blobmsg_add_u32(&status, "rssi", (int32_t) res.data.wcdma_signal_strength.rssi); 225 blobmsg_add_u32(&status, "ecio", (int32_t) res.data.wcdma_signal_strength.ecio); 226 } 227 228 if (res.set.lte_signal_strength) { 229 blobmsg_add_string(&status, "type", "lte"); 230 blobmsg_add_u32(&status, "rssi", (int32_t) res.data.lte_signal_strength.rssi); 231 blobmsg_add_u32(&status, "rsrq", (int32_t) res.data.lte_signal_strength.rsrq); 232 blobmsg_add_u32(&status, "rsrp", (int32_t) res.data.lte_signal_strength.rsrp); 233 blobmsg_add_u32(&status, "snr", (int32_t) res.data.lte_signal_strength.snr); 234 } 235 236 if (res.set.tdma_signal_strength) { 237 blobmsg_add_string(&status, "type", "tdma"); 238 blobmsg_add_u32(&status, "signal", (int32_t) res.data.tdma_signal_strength); 239 } 240 241 blobmsg_close_table(&status, c); 242 } 243 244 static enum qmi_cmd_result 245 cmd_nas_get_signal_info_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 246 { 247 qmi_set_nas_get_signal_info_request(msg); 248 return QMI_CMD_REQUEST; 249 } 250 251 static void 252 cmd_nas_get_serving_system_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg) 253 { 254 struct qmi_nas_get_serving_system_response res; 255 static const char *reg_states[] = { 256 [QMI_NAS_REGISTRATION_STATE_NOT_REGISTERED] = "not_registered", 257 [QMI_NAS_REGISTRATION_STATE_REGISTERED] = "registered", 258 [QMI_NAS_REGISTRATION_STATE_NOT_REGISTERED_SEARCHING] = "searching", 259 [QMI_NAS_REGISTRATION_STATE_REGISTRATION_DENIED] = "registering_denied", 260 [QMI_NAS_REGISTRATION_STATE_UNKNOWN] = "unknown", 261 }; 262 void *c; 263 264 qmi_parse_nas_get_serving_system_response(msg, &res); 265 266 c = blobmsg_open_table(&status, NULL); 267 if (res.set.serving_system) { 268 int state = res.data.serving_system.registration_state; 269 270 if (state > QMI_NAS_REGISTRATION_STATE_UNKNOWN) 271 state = QMI_NAS_REGISTRATION_STATE_UNKNOWN; 272 273 blobmsg_add_string(&status, "registration", reg_states[state]); 274 } 275 if (res.set.current_plmn) { 276 blobmsg_add_u32(&status, "plmn_mcc", res.data.current_plmn.mcc); 277 blobmsg_add_u32(&status, "plmn_mnc", res.data.current_plmn.mnc); 278 if (res.data.current_plmn.description) 279 blobmsg_add_string(&status, "plmn_description", res.data.current_plmn.description); 280 } 281 282 if (res.set.roaming_indicator) 283 blobmsg_add_u8(&status, "roaming", !res.data.roaming_indicator); 284 285 blobmsg_close_table(&status, c); 286 } 287 288 static enum qmi_cmd_result 289 cmd_nas_get_serving_system_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 290 { 291 qmi_set_nas_get_serving_system_request(msg); 292 return QMI_CMD_REQUEST; 293 } 294 295 static void 296 cmd_nas_network_scan_cb(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg) 297 { 298 static struct qmi_nas_network_scan_response res; 299 const char *network_status[] = { 300 "current_serving", 301 "available", 302 "home", 303 "roaming", 304 "forbidden", 305 "not_forbidden", 306 "preferred", 307 "not_preferred", 308 }; 309 const char *radio[] = { 310 [QMI_NAS_RADIO_INTERFACE_NONE] = "none", 311 [QMI_NAS_RADIO_INTERFACE_CDMA_1X] = "cdma-1x", 312 [QMI_NAS_RADIO_INTERFACE_CDMA_1XEVDO] = "cdma-1x_evdo", 313 [QMI_NAS_RADIO_INTERFACE_AMPS] = "amps", 314 [QMI_NAS_RADIO_INTERFACE_GSM] = "gsm", 315 [QMI_NAS_RADIO_INTERFACE_UMTS] = "umts", 316 [QMI_NAS_RADIO_INTERFACE_LTE] = "lte", 317 [QMI_NAS_RADIO_INTERFACE_TD_SCDMA] = "td-scdma", 318 }; 319 void *t, *c, *info, *stat; 320 int i, j; 321 322 qmi_parse_nas_network_scan_response(msg, &res); 323 324 t = blobmsg_open_table(&status, NULL); 325 326 c = blobmsg_open_array(&status, "network_info"); 327 for (i = 0; i < res.data.network_information_n; i++) { 328 info = blobmsg_open_table(&status, NULL); 329 blobmsg_add_u32(&status, "mcc", res.data.network_information[i].mcc); 330 blobmsg_add_u32(&status, "mnc", res.data.network_information[i].mnc); 331 if (res.data.network_information[i].description) 332 blobmsg_add_string(&status, "description", res.data.network_information[i].description); 333 stat = blobmsg_open_array(&status, "status"); 334 for (j = 0; j < ARRAY_SIZE(network_status); j++) { 335 if (!(res.data.network_information[i].network_status & (1 << j))) 336 continue; 337 338 blobmsg_add_string(&status, NULL, network_status[j]); 339 } 340 blobmsg_close_array(&status, stat); 341 blobmsg_close_table(&status, info); 342 } 343 blobmsg_close_array(&status, c); 344 345 c = blobmsg_open_array(&status, "radio_access_technology"); 346 for (i = 0; i < res.data.radio_access_technology_n; i++) { 347 const char *r = "unknown"; 348 int r_i = res.data.radio_access_technology[i].radio_interface; 349 350 info = blobmsg_open_table(&status, NULL); 351 blobmsg_add_u32(&status, "mcc", res.data.radio_access_technology[i].mcc); 352 blobmsg_add_u32(&status, "mnc", res.data.radio_access_technology[i].mnc); 353 if (r_i >= 0 && r_i < ARRAY_SIZE(radio)) 354 r = radio[r_i]; 355 356 blobmsg_add_string(&status, "radio", r); 357 blobmsg_close_table(&status, info); 358 } 359 blobmsg_close_array(&status, c); 360 361 blobmsg_close_table(&status, t); 362 } 363 364 static enum qmi_cmd_result 365 cmd_nas_network_scan_prepare(struct qmi_dev *qmi, struct qmi_request *req, struct qmi_msg *msg, char *arg) 366 { 367 struct qmi_nas_network_scan_request sreq = { 368 QMI_INIT(network_type, 369 QMI_NAS_NETWORK_SCAN_TYPE_GSM | 370 QMI_NAS_NETWORK_SCAN_TYPE_UMTS | 371 QMI_NAS_NETWORK_SCAN_TYPE_LTE | 372 QMI_NAS_NETWORK_SCAN_TYPE_TD_SCDMA), 373 }; 374 375 qmi_set_nas_network_scan_request(msg, &sreq); 376 return QMI_CMD_REQUEST; 377 } 378
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