STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 1 | /****************************************************************************** |
| 2 | * |
| 3 | * Copyright (C) 2011-2012 Broadcom Corporation |
| 4 | * Copyright (C) 2013 ST Microelectronics S.A. |
| 5 | * |
| 6 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 7 | * you may not use this file except in compliance with the License. |
| 8 | * You may obtain a copy of the License at: |
| 9 | * |
| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 11 | * |
| 12 | * Unless required by applicable law or agreed to in writing, software |
| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 15 | * See the License for the specific language governing permissions and |
| 16 | * limitations under the License. |
| 17 | * |
| 18 | * Modified by ST Microelectronics S.A. (- changed configuration filename) |
| 19 | * (- changed getValue and GetStrValue) |
| 20 | * |
| 21 | * |
| 22 | ******************************************************************************/ |
| 23 | #include <stdio.h> |
| 24 | #include <list> |
| 25 | #include <string> |
| 26 | #include <vector> |
| 27 | #include <utils/Log.h> |
| 28 | #include "android_logmsg.h" |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 29 | #include <sys/stat.h> |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 30 | const char alternative_config_path[] = ""; |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 31 | const char* transport_config_paths[] = {"/odm/etc/", "/vendor/etc/", "/etc/"}; |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 32 | |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 33 | const int transport_config_path_size = |
| 34 | (sizeof(transport_config_paths) / sizeof(transport_config_paths[0])); |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 35 | #define config_name "libnfc-st.conf" |
| 36 | #define extra_config_base "libnfc-st-" |
| 37 | #define extra_config_ext ".conf" |
| 38 | #define IsStringValue 0x80000000 |
| 39 | |
| 40 | using namespace ::std; |
| 41 | |
| 42 | class CNfcParam : public string { |
| 43 | public: |
| 44 | CNfcParam(); |
| 45 | CNfcParam(const char* name, const string& value); |
| 46 | CNfcParam(const char* name, unsigned long value); |
| 47 | virtual ~CNfcParam(); |
| 48 | unsigned long numValue() const { return m_numValue; } |
| 49 | const char* str_value() const { return m_str_value.c_str(); } |
| 50 | size_t str_len() const { return m_str_value.length(); } |
| 51 | |
| 52 | private: |
| 53 | string m_str_value; |
| 54 | unsigned long m_numValue; |
| 55 | }; |
| 56 | |
| 57 | class CNfcConfig : public vector<const CNfcParam*> { |
| 58 | public: |
| 59 | virtual ~CNfcConfig(); |
| 60 | static CNfcConfig& GetInstance(); |
| 61 | friend void readOptionalConfig(const char* optional); |
| 62 | |
| 63 | bool getValue(const char* name, char* pValue, size_t& len) const; |
| 64 | bool getValue(const char* name, unsigned long& rValue) const; |
| 65 | bool getValue(const char* name, unsigned short& rValue) const; |
| 66 | const CNfcParam* find(const char* p_name) const; |
| 67 | void clean(); |
| 68 | |
| 69 | private: |
| 70 | CNfcConfig(); |
| 71 | bool readConfig(const char* name, bool bResetContent); |
| 72 | void moveFromList(); |
| 73 | void moveToList(); |
| 74 | void add(const CNfcParam* pParam); |
| 75 | list<const CNfcParam*> m_list; |
| 76 | bool mValidFile; |
| 77 | |
| 78 | unsigned long state; |
| 79 | |
| 80 | inline bool Is(unsigned long f) { return (state & f) == f; } |
| 81 | inline void Set(unsigned long f) { state |= f; } |
| 82 | inline void Reset(unsigned long f) { state &= ~f; } |
| 83 | }; |
| 84 | |
| 85 | /******************************************************************************* |
| 86 | ** |
| 87 | ** Function: isPrintable() |
| 88 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 89 | ** Description: determine if 'c' is printable |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 90 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 91 | ** Returns: 1, if printable, otherwise 0 |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 92 | ** |
| 93 | *******************************************************************************/ |
| 94 | inline bool isPrintable(char c) { |
| 95 | return (c >= 'A' && c <= 'Z') || (c >= 'a' && c <= 'z') || |
| 96 | (c >= '0' && c <= '9') || c == '/' || c == '_' || c == '-' || c == '.'; |
| 97 | } |
| 98 | |
| 99 | /******************************************************************************* |
| 100 | ** |
| 101 | ** Function: isDigit() |
| 102 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 103 | ** Description: determine if 'c' is numeral digit |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 104 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 105 | ** Returns: true, if numerical digit |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 106 | ** |
| 107 | *******************************************************************************/ |
| 108 | inline bool isDigit(char c, int base) { |
| 109 | if ('0' <= c && c <= '9') return true; |
| 110 | if (base == 16) { |
| 111 | if (('A' <= c && c <= 'F') || ('a' <= c && c <= 'f')) return true; |
| 112 | } |
| 113 | return false; |
| 114 | } |
| 115 | |
| 116 | /******************************************************************************* |
| 117 | ** |
| 118 | ** Function: getDigitValue() |
| 119 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 120 | ** Description: return numerical value of a decimal or hex char |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 121 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 122 | ** Returns: numerical value if decimal or hex char, otherwise 0 |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 123 | ** |
| 124 | *******************************************************************************/ |
| 125 | inline int getDigitValue(char c, int base) { |
| 126 | if ('0' <= c && c <= '9') return c - '0'; |
| 127 | if (base == 16) { |
| 128 | if ('A' <= c && c <= 'F') |
| 129 | return c - 'A' + 10; |
| 130 | else if ('a' <= c && c <= 'f') |
| 131 | return c - 'a' + 10; |
| 132 | } |
| 133 | return 0; |
| 134 | } |
| 135 | |
| 136 | /******************************************************************************* |
| 137 | ** |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 138 | ** Function: findConfigFile() |
| 139 | ** |
| 140 | ** Description: find config file among transport_config_paths** |
| 141 | ** |
| 142 | ** Returns: none |
| 143 | ** |
| 144 | *******************************************************************************/ |
| 145 | void findConfigFile(const string& configName, |
| 146 | string& filePath) { |
| 147 | for (int i = 0; i < transport_config_path_size - 1; i++) { |
| 148 | filePath.assign(transport_config_paths[i]); |
| 149 | filePath += configName; |
| 150 | struct stat file_stat; |
| 151 | if (stat(filePath.c_str(), &file_stat) == 0 && S_ISREG(file_stat.st_mode)) { |
| 152 | return; |
| 153 | } |
| 154 | } |
| 155 | filePath.assign(transport_config_paths[transport_config_path_size - 1]); |
| 156 | filePath += configName; |
| 157 | } |
| 158 | |
| 159 | /******************************************************************************* |
| 160 | ** |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 161 | ** Function: CNfcConfig::readConfig() |
| 162 | ** |
| 163 | ** Description: read Config settings and parse them into a linked list |
| 164 | ** move the element from linked list to a array at the end |
| 165 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 166 | ** Returns: 1, if there are any config data, 0 otherwise |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 167 | ** |
| 168 | *******************************************************************************/ |
| 169 | bool CNfcConfig::readConfig(const char* name, bool bResetContent) { |
| 170 | enum { |
| 171 | BEGIN_LINE = 1, |
| 172 | TOKEN, |
| 173 | STR_VALUE, |
| 174 | NUM_VALUE, |
| 175 | BEGIN_HEX, |
| 176 | BEGIN_QUOTE, |
| 177 | END_LINE |
| 178 | }; |
| 179 | |
| 180 | FILE* fd = NULL; |
| 181 | string token; |
| 182 | string strValue; |
| 183 | unsigned long numValue = 0; |
| 184 | CNfcParam* pParam = NULL; |
| 185 | int i = 0; |
| 186 | int base = 0; |
| 187 | char c = 0; |
| 188 | |
| 189 | state = BEGIN_LINE; |
| 190 | /* open config file, read it into a buffer */ |
| 191 | if ((fd = fopen(name, "rb")) == NULL) { |
| 192 | STLOG_HAL_W("%s Cannot open config file %s\n", __func__, name); |
| 193 | if (bResetContent) { |
| 194 | STLOG_HAL_W("%s Using default value for all settings\n", __func__); |
| 195 | mValidFile = false; |
| 196 | } |
| 197 | return false; |
| 198 | } |
| 199 | STLOG_HAL_D("%s Opened %s config %s\n", __func__, |
| 200 | (bResetContent ? "base" : "optional"), name); |
| 201 | |
| 202 | mValidFile = true; |
| 203 | if (size() > 0) { |
| 204 | if (bResetContent) |
| 205 | clean(); |
| 206 | else |
| 207 | moveToList(); |
| 208 | } |
| 209 | |
| 210 | while (!feof(fd) && fread(&c, 1, 1, fd) == 1) { |
| 211 | switch (state & 0xff) { |
| 212 | case BEGIN_LINE: |
| 213 | if (c == '#') |
| 214 | state = END_LINE; |
| 215 | else if (isPrintable(c)) { |
| 216 | i = 0; |
| 217 | token.erase(); |
| 218 | strValue.erase(); |
| 219 | state = TOKEN; |
| 220 | token.push_back(c); |
| 221 | } |
| 222 | break; |
| 223 | case TOKEN: |
| 224 | if (c == '=') { |
| 225 | token.push_back('\0'); |
| 226 | state = BEGIN_QUOTE; |
| 227 | } else if (isPrintable(c)) |
| 228 | token.push_back(c); |
| 229 | else |
| 230 | state = END_LINE; |
| 231 | break; |
| 232 | case BEGIN_QUOTE: |
| 233 | if (c == '"') { |
| 234 | state = STR_VALUE; |
| 235 | base = 0; |
| 236 | } else if (c == '0') |
| 237 | state = BEGIN_HEX; |
| 238 | else if (isDigit(c, 10)) { |
| 239 | state = NUM_VALUE; |
| 240 | base = 10; |
| 241 | numValue = getDigitValue(c, base); |
| 242 | i = 0; |
| 243 | } else if (c == '{') { |
| 244 | state = NUM_VALUE; |
| 245 | base = 16; |
| 246 | i = 0; |
| 247 | Set(IsStringValue); |
| 248 | } else |
| 249 | state = END_LINE; |
| 250 | break; |
| 251 | case BEGIN_HEX: |
| 252 | if (c == 'x' || c == 'X') { |
| 253 | state = NUM_VALUE; |
| 254 | base = 16; |
| 255 | numValue = 0; |
| 256 | i = 0; |
| 257 | break; |
| 258 | } else if (isDigit(c, 10)) { |
| 259 | state = NUM_VALUE; |
| 260 | base = 10; |
| 261 | numValue = getDigitValue(c, base); |
Arach MOHAMMED BRAHIM | abf4b1c | 2018-01-29 11:24:53 +0100 | [diff] [blame] | 262 | i=0; |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 263 | break; |
| 264 | } else if (c != '\n' && c != '\r') { |
| 265 | state = END_LINE; |
| 266 | break; |
| 267 | } |
| 268 | // fal through to numValue to handle numValue |
| 269 | |
| 270 | case NUM_VALUE: |
| 271 | if (isDigit(c, base)) { |
| 272 | numValue *= base; |
| 273 | numValue += getDigitValue(c, base); |
| 274 | ++i; |
| 275 | } else if (base == 16 && |
| 276 | (c == ':' || c == '-' || c == ' ' || c == '}')) { |
| 277 | if (i > 0) { |
| 278 | int n = (i + 1) / 2; |
| 279 | while (n-- > 0) { |
| 280 | unsigned char c = (numValue >> (n * 8)) & 0xFF; |
| 281 | strValue.push_back(c); |
| 282 | } |
| 283 | } |
| 284 | Set(IsStringValue); |
| 285 | numValue = 0; |
| 286 | i = 0; |
| 287 | } else { |
| 288 | if (c == '\n' || c == '\r') |
| 289 | state = BEGIN_LINE; |
| 290 | else |
| 291 | state = END_LINE; |
| 292 | if (Is(IsStringValue) && base == 16 && i > 0) { |
| 293 | int n = (i + 1) / 2; |
| 294 | while (n-- > 0) strValue.push_back(((numValue >> (n * 8)) & 0xFF)); |
| 295 | } |
| 296 | if (strValue.length() > 0) |
| 297 | pParam = new CNfcParam(token.c_str(), strValue); |
| 298 | else |
| 299 | pParam = new CNfcParam(token.c_str(), numValue); |
| 300 | add(pParam); |
| 301 | strValue.erase(); |
| 302 | numValue = 0; |
| 303 | } |
| 304 | break; |
| 305 | case STR_VALUE: |
| 306 | if (c == '"') { |
| 307 | strValue.push_back('\0'); |
| 308 | state = END_LINE; |
| 309 | pParam = new CNfcParam(token.c_str(), strValue); |
| 310 | add(pParam); |
| 311 | } else if (isPrintable(c)) |
| 312 | strValue.push_back(c); |
| 313 | break; |
| 314 | case END_LINE: |
| 315 | if (c == '\n' || c == '\r') state = BEGIN_LINE; |
| 316 | break; |
| 317 | default: |
| 318 | break; |
| 319 | } |
| 320 | } |
| 321 | |
| 322 | fclose(fd); |
| 323 | |
| 324 | moveFromList(); |
| 325 | return size() > 0; |
| 326 | } |
| 327 | |
| 328 | /******************************************************************************* |
| 329 | ** |
| 330 | ** Function: CNfcConfig::CNfcConfig() |
| 331 | ** |
| 332 | ** Description: class constructor |
| 333 | ** |
| 334 | ** Returns: none |
| 335 | ** |
| 336 | *******************************************************************************/ |
| 337 | CNfcConfig::CNfcConfig() : mValidFile(true) {} |
| 338 | |
| 339 | /******************************************************************************* |
| 340 | ** |
| 341 | ** Function: CNfcConfig::~CNfcConfig() |
| 342 | ** |
| 343 | ** Description: class destructor |
| 344 | ** |
| 345 | ** Returns: none |
| 346 | ** |
| 347 | *******************************************************************************/ |
| 348 | CNfcConfig::~CNfcConfig() {} |
| 349 | |
| 350 | /******************************************************************************* |
| 351 | ** |
| 352 | ** Function: CNfcConfig::GetInstance() |
| 353 | ** |
| 354 | ** Description: get class singleton object |
| 355 | ** |
| 356 | ** Returns: none |
| 357 | ** |
| 358 | *******************************************************************************/ |
| 359 | CNfcConfig& CNfcConfig::GetInstance() { |
| 360 | static CNfcConfig theInstance; |
| 361 | |
| 362 | if (theInstance.size() == 0 && theInstance.mValidFile) { |
| 363 | string strPath; |
| 364 | if (alternative_config_path[0] != '\0') { |
| 365 | strPath.assign(alternative_config_path); |
| 366 | strPath += config_name; |
| 367 | theInstance.readConfig(strPath.c_str(), true); |
| 368 | if (!theInstance.empty()) { |
| 369 | return theInstance; |
| 370 | } |
| 371 | } |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 372 | findConfigFile(config_name, strPath); |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 373 | theInstance.readConfig(strPath.c_str(), true); |
| 374 | } |
| 375 | |
| 376 | return theInstance; |
| 377 | } |
| 378 | |
| 379 | /******************************************************************************* |
| 380 | ** |
| 381 | ** Function: CNfcConfig::getValue() |
| 382 | ** |
| 383 | ** Description: get a string value of a setting |
| 384 | ** |
| 385 | ** Returns: true if setting exists |
| 386 | ** false if setting does not exist |
| 387 | ** |
| 388 | *******************************************************************************/ |
| 389 | bool CNfcConfig::getValue(const char* name, char* pValue, size_t& len) const { |
| 390 | const CNfcParam* pParam = find(name); |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 391 | if (pParam == NULL || pValue== NULL) return false; |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 392 | |
| 393 | if (pParam->str_len() > 0) { |
| 394 | memset(pValue, 0, len); |
| 395 | if (len > pParam->str_len()) len = pParam->str_len(); |
| 396 | memcpy(pValue, pParam->str_value(), len); |
| 397 | return true; |
| 398 | } |
| 399 | return false; |
| 400 | } |
| 401 | |
| 402 | /******************************************************************************* |
| 403 | ** |
| 404 | ** Function: CNfcConfig::getValue() |
| 405 | ** |
| 406 | ** Description: get a long numerical value of a setting |
| 407 | ** |
| 408 | ** Returns: true if setting exists |
| 409 | ** false if setting does not exist |
| 410 | ** |
| 411 | *******************************************************************************/ |
| 412 | bool CNfcConfig::getValue(const char* name, unsigned long& rValue) const { |
| 413 | const CNfcParam* pParam = find(name); |
| 414 | if (pParam == NULL) return false; |
| 415 | |
| 416 | if (pParam->str_len() == 0) { |
| 417 | rValue = static_cast<unsigned long>(pParam->numValue()); |
| 418 | return true; |
| 419 | } |
| 420 | return false; |
| 421 | } |
| 422 | |
| 423 | /******************************************************************************* |
| 424 | ** |
| 425 | ** Function: CNfcConfig::getValue() |
| 426 | ** |
| 427 | ** Description: get a short numerical value of a setting |
| 428 | ** |
| 429 | ** Returns: true if setting exists |
| 430 | ** false if setting does not exist |
| 431 | ** |
| 432 | *******************************************************************************/ |
| 433 | bool CNfcConfig::getValue(const char* name, unsigned short& rValue) const { |
| 434 | const CNfcParam* pParam = find(name); |
| 435 | if (pParam == NULL) return false; |
| 436 | |
| 437 | if (pParam->str_len() == 0) { |
| 438 | rValue = static_cast<unsigned short>(pParam->numValue()); |
| 439 | return true; |
| 440 | } |
| 441 | return false; |
| 442 | } |
| 443 | |
| 444 | /******************************************************************************* |
| 445 | ** |
| 446 | ** Function: CNfcConfig::find() |
| 447 | ** |
| 448 | ** Description: search if a setting exist in the setting array |
| 449 | ** |
| 450 | ** Returns: pointer to the setting object |
| 451 | ** |
| 452 | *******************************************************************************/ |
| 453 | const CNfcParam* CNfcConfig::find(const char* p_name) const { |
| 454 | if (size() == 0) return NULL; |
| 455 | |
| 456 | for (const_iterator it = begin(), itEnd = end(); it != itEnd; ++it) { |
| 457 | if (**it < p_name) |
| 458 | continue; |
| 459 | else if (**it == p_name) { |
| 460 | if ((*it)->str_len() > 0) { |
| 461 | STLOG_HAL_D("%s found %s=%s\n", __func__, p_name, (*it)->str_value()); |
| 462 | } else { |
| 463 | STLOG_HAL_D("%s found %s=(0x%lX)\n", __func__, p_name, (*it)->numValue()); |
| 464 | } |
| 465 | return *it; |
| 466 | } else |
| 467 | break; |
| 468 | } |
| 469 | return NULL; |
| 470 | } |
| 471 | |
| 472 | /******************************************************************************* |
| 473 | ** |
| 474 | ** Function: CNfcConfig::clean() |
| 475 | ** |
| 476 | ** Description: reset the setting array |
| 477 | ** |
| 478 | ** Returns: none |
| 479 | ** |
| 480 | *******************************************************************************/ |
| 481 | void CNfcConfig::clean() { |
| 482 | if (size() == 0) return; |
| 483 | |
| 484 | for (iterator it = begin(), itEnd = end(); it != itEnd; ++it) delete *it; |
| 485 | clear(); |
| 486 | } |
| 487 | |
| 488 | /******************************************************************************* |
| 489 | ** |
| 490 | ** Function: CNfcConfig::Add() |
| 491 | ** |
| 492 | ** Description: add a setting object to the list |
| 493 | ** |
| 494 | ** Returns: none |
| 495 | ** |
| 496 | *******************************************************************************/ |
| 497 | void CNfcConfig::add(const CNfcParam* pParam) { |
| 498 | if (m_list.size() == 0) { |
| 499 | m_list.push_back(pParam); |
| 500 | return; |
| 501 | } |
| 502 | for (list<const CNfcParam *>::iterator it = m_list.begin(), |
| 503 | itEnd = m_list.end(); |
| 504 | it != itEnd; ++it) { |
| 505 | if (**it < pParam->c_str()) continue; |
| 506 | m_list.insert(it, pParam); |
| 507 | return; |
| 508 | } |
| 509 | m_list.push_back(pParam); |
| 510 | } |
| 511 | |
| 512 | /******************************************************************************* |
| 513 | ** |
| 514 | ** Function: CNfcConfig::moveFromList() |
| 515 | ** |
| 516 | ** Description: move the setting object from list to array |
| 517 | ** |
| 518 | ** Returns: none |
| 519 | ** |
| 520 | *******************************************************************************/ |
| 521 | void CNfcConfig::moveFromList() { |
| 522 | if (m_list.size() == 0) return; |
| 523 | |
| 524 | for (list<const CNfcParam *>::iterator it = m_list.begin(), |
| 525 | itEnd = m_list.end(); |
| 526 | it != itEnd; ++it) |
| 527 | push_back(*it); |
| 528 | m_list.clear(); |
| 529 | } |
| 530 | |
| 531 | /******************************************************************************* |
| 532 | ** |
| 533 | ** Function: CNfcConfig::moveToList() |
| 534 | ** |
| 535 | ** Description: move the setting object from array to list |
| 536 | ** |
| 537 | ** Returns: none |
| 538 | ** |
| 539 | *******************************************************************************/ |
| 540 | void CNfcConfig::moveToList() { |
| 541 | if (m_list.size() != 0) m_list.clear(); |
| 542 | |
| 543 | for (iterator it = begin(), itEnd = end(); it != itEnd; ++it) |
| 544 | m_list.push_back(*it); |
| 545 | clear(); |
| 546 | } |
| 547 | |
| 548 | /******************************************************************************* |
| 549 | ** |
| 550 | ** Function: CNfcParam::CNfcParam() |
| 551 | ** |
| 552 | ** Description: class constructor |
| 553 | ** |
| 554 | ** Returns: none |
| 555 | ** |
| 556 | *******************************************************************************/ |
| 557 | CNfcParam::CNfcParam() : m_numValue(0) {} |
| 558 | |
| 559 | /******************************************************************************* |
| 560 | ** |
| 561 | ** Function: CNfcParam::~CNfcParam() |
| 562 | ** |
| 563 | ** Description: class destructor |
| 564 | ** |
| 565 | ** Returns: none |
| 566 | ** |
| 567 | *******************************************************************************/ |
| 568 | CNfcParam::~CNfcParam() {} |
| 569 | |
| 570 | /******************************************************************************* |
| 571 | ** |
| 572 | ** Function: CNfcParam::CNfcParam() |
| 573 | ** |
| 574 | ** Description: class copy constructor |
| 575 | ** |
| 576 | ** Returns: none |
| 577 | ** |
| 578 | *******************************************************************************/ |
| 579 | CNfcParam::CNfcParam(const char* name, const string& value) |
| 580 | : string(name), m_str_value(value), m_numValue(0) {} |
| 581 | |
| 582 | /******************************************************************************* |
| 583 | ** |
| 584 | ** Function: CNfcParam::CNfcParam() |
| 585 | ** |
| 586 | ** Description: class copy constructor |
| 587 | ** |
| 588 | ** Returns: none |
| 589 | ** |
| 590 | *******************************************************************************/ |
| 591 | CNfcParam::CNfcParam(const char* name, unsigned long value) |
| 592 | : string(name), m_numValue(value) {} |
| 593 | |
| 594 | /******************************************************************************* |
| 595 | ** |
| 596 | ** Function: GetStrValue |
| 597 | ** |
| 598 | ** Description: API function for getting a string value of a setting |
| 599 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 600 | ** Returns: True if found, otherwise False. |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 601 | ** |
| 602 | *******************************************************************************/ |
| 603 | extern "C" int GetStrValue(const char* name, char* pValue, unsigned long l) { |
| 604 | size_t len = l; |
| 605 | CNfcConfig& rConfig = CNfcConfig::GetInstance(); |
| 606 | |
Arach MOHAMMED BRAHIM | abf4b1c | 2018-01-29 11:24:53 +0100 | [diff] [blame] | 607 | return rConfig.getValue(name, pValue, len); |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 608 | } |
| 609 | |
| 610 | /******************************************************************************* |
| 611 | ** |
| 612 | ** Function: GetNumValue |
| 613 | ** |
| 614 | ** Description: API function for getting a numerical value of a setting |
| 615 | ** |
Arach MOHAMMED BRAHIM | 89233c7 | 2018-02-08 16:29:42 +0100 | [diff] [blame^] | 616 | ** Returns: True if found, otherwise False. |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 617 | ** |
| 618 | *******************************************************************************/ |
| 619 | extern "C" int GetNumValue(const char* name, void* pValue, unsigned long len) { |
| 620 | if (!pValue) return false; |
| 621 | |
| 622 | CNfcConfig& rConfig = CNfcConfig::GetInstance(); |
| 623 | const CNfcParam* pParam = rConfig.find(name); |
| 624 | |
| 625 | if (pParam == NULL) return false; |
| 626 | unsigned long v = pParam->numValue(); |
| 627 | if (v == 0 && pParam->str_len() > 0 && pParam->str_len() < 4) { |
| 628 | const unsigned char* p = (const unsigned char*)pParam->str_value(); |
| 629 | for (size_t i = 0; i < pParam->str_len(); ++i) { |
| 630 | v *= 256; |
| 631 | v += *p++; |
| 632 | } |
| 633 | } |
| 634 | switch (len) { |
| 635 | case sizeof(unsigned long): |
| 636 | *(static_cast<unsigned long*>(pValue)) = (unsigned long)v; |
| 637 | break; |
| 638 | case sizeof(unsigned short): |
| 639 | *(static_cast<unsigned short*>(pValue)) = (unsigned short)v; |
| 640 | break; |
| 641 | case sizeof(unsigned char): |
| 642 | *(static_cast<unsigned char*>(pValue)) = (unsigned char)v; |
| 643 | break; |
| 644 | default: |
| 645 | return false; |
| 646 | } |
| 647 | return true; |
| 648 | } |
| 649 | |
| 650 | /******************************************************************************* |
| 651 | ** |
| 652 | ** Function: resetConfig |
| 653 | ** |
| 654 | ** Description: reset settings array |
| 655 | ** |
| 656 | ** Returns: none |
| 657 | ** |
| 658 | *******************************************************************************/ |
| 659 | extern void resetConfig() { |
| 660 | CNfcConfig& rConfig = CNfcConfig::GetInstance(); |
| 661 | |
| 662 | rConfig.clean(); |
| 663 | } |
| 664 | |
| 665 | /******************************************************************************* |
| 666 | ** |
| 667 | ** Function: readOptionalConfig() |
| 668 | ** |
| 669 | ** Description: read Config settings from an optional conf file |
| 670 | ** |
| 671 | ** Returns: none |
| 672 | ** |
| 673 | *******************************************************************************/ |
| 674 | void readOptionalConfig(const char* extra) { |
| 675 | string strPath; |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 676 | string configName(extra_config_base); |
| 677 | configName += extra; |
| 678 | configName += extra_config_ext; |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 679 | |
Arach MOHAMMED BRAHIM | a52e459 | 2018-01-29 11:44:06 +0100 | [diff] [blame] | 680 | if (alternative_config_path[0] != '\0') { |
| 681 | strPath.assign(alternative_config_path); |
| 682 | strPath += configName; |
| 683 | } else { |
| 684 | findConfigFile(configName, strPath); |
| 685 | } |
| 686 | |
STMicroelectronics | 99e8a3f | 2017-10-12 14:32:47 -0700 | [diff] [blame] | 687 | CNfcConfig::GetInstance().readConfig(strPath.c_str(), false); |
| 688 | } |