src/database/tables/table-statistics.c

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /**
  18  * This file implements statistics entity handler methods.
  19  *
  20  * @file        table-statistics.c
  21  */
  22
  23 #include "stc-db.h"
  24 #include "table-statistics.h"
  25 #include "db-internal.h"
  26
  27 /* DELETE statements */
  28 #define DELETE_ALL "delete from statistics where time_stamp between ? and ?"
  29
  30 #define DELETE_APP "delete from statistics where binpath=? and " \
  31         "time_stamp between ? and ? "
  32
  33 #define DELETE_IFACE "delete from statistics where iftype=? and " \
  34         "time_stamp between ? and ?"
  35
  36 #define DELETE_APP_IFACE "delete from statistics where binpath=? and " \
  37         "iftype=? and time_stamp between ? and ?"
  38
  39 #define DELETE_FIRST_BY_NUMBER "delete from statistics where time_stamp in " \
  40         "(select time_stamp from statistics desc limit ?)"
  41
  42 /* SELECT statements */
  43 #define SELECT_FOR_PERIOD "select binpath, hw_net_protocol_type, " \
  44         "is_roaming, sum(received) as received, " \
  45         "sum(sent) as sent, imsi, ground, iftype, ifname from statistics " \
  46         "where time_stamp between ? and ? " \
  47         "group by binpath, is_roaming, imsi order by received desc"
  48
  49 #define SELECT_FOR_PERIOD_IFACE "select binpath, hw_net_protocol_type, " \
  50         "is_roaming, sum(received) as received, " \
  51         "sum(sent) as sent, imsi, ground, iftype, ifname from statistics " \
  52         "where time_stamp between ? and ? " \
  53         "and iftype=? group by binpath, is_roaming, imsi order by received desc"
  54
  55 #define SELECT_CHUNKS "select binpath, hw_net_protocol_type, " \
  56         "is_roaming, sum(received) as received, " \
  57         "sum(sent) as sent, imsi, ground, iftype, ifname, " \
  58         "time_stamp - time_stamp % ? as timestamp " \
  59         "from statistics where time_stamp between ? and ? " \
  60         "group by binpath, timestamp, imsi order by timestamp"
  61
  62 #define SELECT_CHUNKS_IFACE "select binpath, hw_net_protocol_type, " \
  63         "is_roaming, sum(received) as received, " \
  64         "sum(sent) as sent, imsi, ground, iftype, ifname, " \
  65         "time_stamp - time_stamp % ? as timestamp " \
  66         "from statistics where time_stamp between ? and ? and iftype=?" \
  67         "group by binpath, timestamp, imsi order by timestamp"
  68
  69 #define SELECT_APP_DETAILS "select iftype, hw_net_protocol_type, " \
  70         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  71         "ifname, imsi, ground from statistics " \
  72         "where time_stamp between ? and ? and binpath=? " \
  73         "group by binpath, iftype, ifname, imsi, hw_net_protocol_type, " \
  74         "is_roaming " \
  75         "order by time_stamp, binpath, iftype, ifname, imsi, " \
  76         "hw_net_protocol_type, is_roaming"
  77
  78 #define SELECT_APP_DETAILS_IFACE "select iftype, hw_net_protocol_type, " \
  79         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  80         "ifname, imsi, ground from statistics " \
  81         "where time_stamp between ? and ? and binpath=? and iftype=?" \
  82         "group by hw_net_protocol_type, is_roaming, iftype, ifname, imsi " \
  83         "order by time_stamp, hw_net_protocol_type, is_roaming, iftype, " \
  84         "ifname, imsi"
  85
  86 #define SELECT_CHUNKS_APP "select iftype, hw_net_protocol_type, " \
  87         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  88         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
  89         "from statistics " \
  90         "group by iftype, ifname, time_stamp, hw_net_protocol_type, is_roaming  " \
  91         "order by time_stamp, iftype, ifname, hw_net_protocol_type, is_roaming"
  92
  93 #define SELECT_CHUNKS_APP_IFACE "select iftype, hw_net_protocol_type, " \
  94         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  95         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
  96         "from statistics where time_stamp between ? and ? and binpath = ? " \
  97         "and iftype = ? " \
  98         "group by time_stamp, hw_net_protocol_type, is_roaming, " \
  99         "iftype, ifname, imsi " \
 100         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 101         "is_roaming"
 102
 103 #define SELECT_TOTAL "select iftype, hw_net_protocol_type, " \
 104         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 105         "ifname, imsi, ground from statistics " \
 106         "where (time_stamp between ? and ?) " \
 107         "and binpath NOT LIKE 'TOTAL_%' " \
 108         "group by iftype, ifname, imsi, hw_net_protocol_type, is_roaming " \
 109         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 110         "is_roaming"
 111
 112 #define SELECT_TOTAL_IFACE "select iftype, hw_net_protocol_type, " \
 113         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 114         "ifname, imsi, ground from statistics " \
 115         "where (time_stamp between ? and ?) and iftype=? " \
 116         "and binpath NOT LIKE 'TOTAL_%' " \
 117         "group by hw_net_protocol_type, is_roaming, " \
 118         "iftype, ifname, imsi " \
 119         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 120         "is_roaming"
 121
 122 #define SELECT_CHUNKS_TOTAL "select iftype, hw_net_protocol_type, " \
 123         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 124         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
 125         "from statistics where time_stamp between ? and ? " \
 126         "and binpath NOT LIKE 'TOTAL_%' " \
 127         "group by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 128         "is_roaming " \
 129         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 130         "is_roaming"
 131
 132 #define SELECT_CHUNKS_TOTAL_IFACE "select iftype, hw_net_protocol_type, " \
 133         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 134         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
 135         "from statistics where time_stamp between ? and ? " \
 136         "and iftype = ? " \
 137         "and binpath NOT LIKE 'TOTAL_%' " \
 138         "group by time_stamp, hw_net_protocol_type, is_roaming, iftype, ifname, imsi " \
 139         "order by time_stamp, hw_net_protocol_type, is_roaming, iftype, " \
 140         "ifname, imsi"
 141
 142 /* INSERT statement */
 143 #define INSERT_VALUES "insert into statistics " \
 144         "(binpath, received, sent, time_stamp, " \
 145         "iftype, is_roaming, hw_net_protocol_type, " \
 146         "ifname, imsi, ground) " \
 147         "values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"
 148
 149 static void __finalize_delete(void);
 150
 151 #define PREPARE_DELETE(stm, query) do {                         \
 152         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 153         if (rc != SQLITE_OK) {                                  \
 154                 stm = NULL;                                     \
 155                 __finalize_delete();                            \
 156                 STC_LOGE("Failed to prepare \"%s\"query"        \
 157                          , query);                              \
 158                 return rc;                                      \
 159         }                                                       \
 160 } while (0)
 161
 162 static void __finalize_select(void);
 163
 164 #define PREPARE_SELECT(stm, query) do {                         \
 165         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 166         if (rc != SQLITE_OK) {                                  \
 167                 stm = NULL;                                     \
 168                 __finalize_select();                            \
 169                 STC_LOGE("Failed to prepare \"%s\"query"        \
 170                          , query);                              \
 171                 return rc;                                      \
 172         }                                                       \
 173 } while (0)
 174
 175 static void __finalize_insert(void);
 176
 177 #define PREPARE_INSERT(stm, query) do {                         \
 178         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 179         if (rc != SQLITE_OK) {                                  \
 180                 stm = NULL;                                     \
 181                 __finalize_insert();                            \
 182                 STC_LOGE("Failed to prepare \"%s\"query"        \
 183                          , query);                              \
 184                 return rc;                                      \
 185         }                                                       \
 186 } while (0)
 187
 188 #define FINALIZE(stm) do {                                      \
 189         if (stm) {                                              \
 190                 sqlite3_finalize(stm);                          \
 191                 stm = NULL;                                     \
 192         }                                                       \
 193 } while (0)
 194
 195 /* DELETE statements */
 196 /* the following array is strictly ordered
 197  * to find required statement the following code will be used:
 198  * (app ? 1 : 0) | (iftype ? 2 : 0)
 199  */
 200 static sqlite3_stmt *delete_query[5];
 201
 202 /* SELECT statements */
 203 static sqlite3_stmt *select_for_period;
 204 static sqlite3_stmt *select_for_period_iface;
 205 static sqlite3_stmt *select_chunks;
 206 static sqlite3_stmt *select_chunks_iface;
 207 static sqlite3_stmt *select_app_details;
 208 static sqlite3_stmt *select_app_details_iface;
 209 static sqlite3_stmt *select_chunks_app;
 210 static sqlite3_stmt *select_chunks_app_iface;
 211 static sqlite3_stmt *select_total;
 212 static sqlite3_stmt *select_total_iface;
 213 static sqlite3_stmt *select_chunks_total;
 214 static sqlite3_stmt *select_chunks_total_iface;
 215
 216 /* INSERT statements */
 217 static sqlite3_stmt *update_statistics_query;
 218
 219 static int __prepare_delete(sqlite3 *db)
 220 {
 221         __STC_LOG_FUNC_ENTER__;
 222         int rc;
 223         static int initialized;
 224
 225         if (initialized) {
 226                 __STC_LOG_FUNC_EXIT__;
 227                 return SQLITE_OK;
 228         }
 229
 230         PREPARE_DELETE(delete_query[0], DELETE_ALL);
 231         PREPARE_DELETE(delete_query[1], DELETE_APP);
 232         PREPARE_DELETE(delete_query[2], DELETE_IFACE);
 233         PREPARE_DELETE(delete_query[3], DELETE_APP_IFACE);
 234         PREPARE_DELETE(delete_query[4], DELETE_FIRST_BY_NUMBER);
 235
 236         initialized = 1;
 237         __STC_LOG_FUNC_EXIT__;
 238         return rc;
 239 }
 240
 241 static void __finalize_delete(void)
 242 {
 243         __STC_LOG_FUNC_ENTER__;
 244
 245         unsigned int i;
 246         for (i = 0; i < sizeof(delete_query) / sizeof(*delete_query); i++)
 247                 FINALIZE(delete_query[i]);
 248
 249         __STC_LOG_FUNC_EXIT__;
 250 }
 251
 252 static int __prepare_select(sqlite3 *db)
 253 {
 254         __STC_LOG_FUNC_ENTER__;
 255         int rc;
 256         static int initialized;
 257
 258         if (initialized) {
 259                 __STC_LOG_FUNC_EXIT__;
 260                 return SQLITE_OK;
 261         }
 262
 263         PREPARE_SELECT(select_for_period, SELECT_FOR_PERIOD);
 264         PREPARE_SELECT(select_for_period_iface, SELECT_FOR_PERIOD_IFACE);
 265         PREPARE_SELECT(select_chunks, SELECT_CHUNKS);
 266         PREPARE_SELECT(select_chunks_iface, SELECT_CHUNKS_IFACE);
 267         PREPARE_SELECT(select_app_details, SELECT_APP_DETAILS);
 268         PREPARE_SELECT(select_app_details_iface, SELECT_APP_DETAILS_IFACE);
 269         PREPARE_SELECT(select_chunks_app, SELECT_CHUNKS_APP);
 270         PREPARE_SELECT(select_chunks_app_iface, SELECT_CHUNKS_APP_IFACE);
 271         PREPARE_SELECT(select_total, SELECT_TOTAL);
 272         PREPARE_SELECT(select_total_iface, SELECT_TOTAL_IFACE);
 273         PREPARE_SELECT(select_chunks_total, SELECT_CHUNKS_TOTAL);
 274         PREPARE_SELECT(select_chunks_total_iface, SELECT_CHUNKS_TOTAL_IFACE);
 275
 276         initialized = 1;
 277         __STC_LOG_FUNC_EXIT__;
 278         return rc;
 279 }
 280
 281 static void __finalize_select(void)
 282 {
 283         __STC_LOG_FUNC_ENTER__;
 284
 285         FINALIZE(select_for_period);
 286         FINALIZE(select_for_period_iface);
 287         FINALIZE(select_chunks);
 288         FINALIZE(select_chunks_iface);
 289         FINALIZE(select_app_details);
 290         FINALIZE(select_app_details_iface);
 291         FINALIZE(select_chunks_app);
 292         FINALIZE(select_chunks_app_iface);
 293         FINALIZE(select_total);
 294         FINALIZE(select_total_iface);
 295         FINALIZE(select_chunks_total);
 296         FINALIZE(select_chunks_total_iface);
 297
 298         __STC_LOG_FUNC_EXIT__;
 299 }
 300
 301 static int __prepare_insert(sqlite3 *db)
 302 {
 303         __STC_LOG_FUNC_ENTER__;
 304         int rc;
 305         static int initialized;
 306
 307         if (initialized) {
 308                 __STC_LOG_FUNC_EXIT__;
 309                 return SQLITE_OK;
 310         }
 311
 312         PREPARE_INSERT(update_statistics_query, INSERT_VALUES);
 313
 314         initialized = 1;
 315         __STC_LOG_FUNC_EXIT__;
 316         return rc;
 317 }
 318
 319 static void __finalize_insert(void)
 320 {
 321         __STC_LOG_FUNC_ENTER__;
 322
 323         FINALIZE(update_statistics_query);
 324
 325         __STC_LOG_FUNC_EXIT__;
 326 }
 327
 328 static int __is_iftype_defined(const stc_iface_type_e iftype)
 329 {
 330         __STC_LOG_FUNC_ENTER__;
 331         __STC_LOG_FUNC_EXIT__;
 332         return iftype < STC_IFACE_LAST_ELEM &&
 333                 iftype > STC_IFACE_UNKNOWN &&
 334                 iftype != STC_IFACE_ALL;
 335 }
 336
 337 /* the following array is strictly ordered
 338  * to find required statement the following code will be used:
 339  * (iface ? 1 : 0) | (total ? 2 : 0) | (chunks ? 4 : 0)
 340  */
 341 static sqlite3_stmt **details_stms[] = {
 342         &select_app_details,
 343         &select_app_details_iface,
 344         &select_total,
 345         &select_total_iface,
 346         &select_chunks_app,
 347         &select_chunks_app_iface,
 348         &select_chunks_total,
 349         &select_chunks_total_iface
 350 };
 351
 352 static sqlite3_stmt *__select_statement(const char *app_id,
 353                                         const table_statistics_select_rule *rule)
 354 {
 355         __STC_LOG_FUNC_ENTER__;
 356         const int stm_index = __is_iftype_defined(rule->iftype) |
 357                 ((strlen(app_id) > 0) ? 0 : 2) | (rule->granularity ? 4 : 0);
 358         STC_LOGD("stm index %d", stm_index);
 359         __STC_LOG_FUNC_EXIT__;
 360         return *details_stms[stm_index];
 361 }
 362
 363 stc_error_e table_statistics_reset_first_n_entries(int num)
 364 {
 365         __STC_LOG_FUNC_ENTER__;
 366         stc_error_e error_code = STC_ERROR_NONE;
 367
 368         if (!num) {
 369                 STC_LOGE("Invalid number of entries");
 370                 return STC_ERROR_INVALID_PARAMETER;
 371         }
 372
 373         DB_ACTION(sqlite3_bind_int(delete_query[4], 1, num));
 374
 375         if (sqlite3_step(delete_query[4]) != SQLITE_DONE) {
 376                 STC_LOGE("Failed to drop collected statistics.");
 377                 error_code = STC_ERROR_DB_FAILED;
 378                 __STC_LOG_FUNC_EXIT__;
 379         }
 380 handle_error:
 381         sqlite3_reset(delete_query[4]);
 382         return error_code;
 383 }
 384
 385 stc_error_e table_statistics_reset(const table_statistics_reset_rule *rule)
 386 {
 387         __STC_LOG_FUNC_ENTER__;
 388         sqlite3_stmt *stmt;
 389         stc_error_e error_code = STC_ERROR_NONE;
 390         int pos = 1;/* running through positions where to
 391                        bind parameters in the query */
 392
 393         if (!rule || !rule->interval) {
 394                 __STC_LOG_FUNC_EXIT__;
 395                 return STC_ERROR_INVALID_PARAMETER;
 396         }
 397
 398         /* pick a statement depending on parameters.
 399            See comment for delete_query */
 400         stmt = delete_query[(rule->app_id ? 1 : 0) |
 401                 (rule->iftype != STC_IFACE_UNKNOWN &&
 402                 rule->iftype != STC_IFACE_LAST_ELEM ? 2 : 0)];
 403
 404         if (rule->app_id)
 405                 DB_ACTION(sqlite3_bind_text(stmt, pos++, rule->app_id, -1,
 406                                             SQLITE_TRANSIENT));
 407
 408         if (rule->iftype != STC_IFACE_LAST_ELEM &&
 409                 rule->iftype != STC_IFACE_UNKNOWN)
 410                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 411
 412         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->interval->from));
 413         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->interval->to));
 414
 415         if (sqlite3_step(stmt) != SQLITE_DONE) {
 416                 STC_LOGE("Failed to drop collected statistics.");
 417                 error_code = STC_ERROR_DB_FAILED;
 418                 __STC_LOG_FUNC_EXIT__;
 419                 goto handle_error;
 420         }
 421
 422         STC_LOGD("Entry deleted successfully.");
 423 handle_error:
 424         sqlite3_reset(stmt);
 425         return error_code;
 426 }
 427
 428 stc_error_e table_statistics_foreach_app(const table_statistics_select_rule *rule,
 429                                          table_statistics_info_cb info_cb,
 430                                          void *user_data)
 431 {
 432         __STC_LOG_FUNC_ENTER__;
 433         table_statistics_info data;
 434         sqlite3_stmt *stmt;
 435         stc_error_e error_code = STC_ERROR_NONE;
 436         int rc;
 437         int pos = 1;/* running through positions where to
 438                        bind parameters in the query */
 439         stc_db_tm_interval_s interval;
 440
 441         memset(&data, 0, sizeof(data));
 442
 443         if (!rule || !info_cb) {
 444                 __STC_LOG_FUNC_EXIT__;
 445                 return STC_ERROR_INVALID_PARAMETER;
 446         }
 447
 448         /* pick a statement depending on parameters */
 449         if (rule->granularity) {
 450                 stmt = __is_iftype_defined(rule->iftype) ?
 451                         select_chunks_iface : select_chunks;
 452
 453                 DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->granularity));
 454                 data.interval = &interval;
 455         } else {
 456                 stmt = __is_iftype_defined(rule->iftype)
 457                         ? select_for_period_iface : select_for_period;
 458         }
 459
 460         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->from));
 461         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->to));
 462
 463         if (__is_iftype_defined(rule->iftype)) {
 464                 data.iftype = rule->iftype;
 465                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 466         }
 467
 468         do {
 469                 rc = sqlite3_step(stmt);
 470                 switch (rc) {
 471                 case SQLITE_ROW:
 472                         data.app_id = (char *)sqlite3_column_text(stmt, 0);
 473                         data.hw_net_protocol_type = sqlite3_column_int(stmt, 1);
 474                         data.roaming = sqlite3_column_int(stmt, 2);
 475                         data.cnt.in_bytes = sqlite3_column_int64(stmt, 3);
 476                         data.cnt.out_bytes = sqlite3_column_int64(stmt, 4);
 477                         data.imsi = (char *)sqlite3_column_text(stmt, 5);
 478                         data.ground = sqlite3_column_int(stmt, 6);
 479                         data.iftype = sqlite3_column_int(stmt, 7);
 480                         data.ifname = (char *)sqlite3_column_text(stmt, 8);
 481
 482                         if (rule->granularity) {
 483                                 interval.from = sqlite3_column_int64(stmt, 9);
 484                                 interval.to = interval.from + rule->granularity;
 485                         }
 486
 487                         if (info_cb(&data, user_data) == STC_CANCEL)
 488                                 rc = SQLITE_DONE;/* emulate end of data */
 489                         __STC_LOG_FUNC_EXIT__;
 490                         break;
 491                 case SQLITE_DONE:
 492                         __STC_LOG_FUNC_EXIT__;
 493                         break;
 494                 case SQLITE_ERROR:
 495                 default:
 496                         error_code = STC_ERROR_DB_FAILED;
 497                         __STC_LOG_FUNC_EXIT__;
 498                         break;
 499                 }
 500         } while (rc == SQLITE_ROW);
 501
 502 handle_error:
 503         sqlite3_reset(stmt);
 504         __STC_LOG_FUNC_EXIT__;
 505         return error_code;
 506 }
 507
 508 stc_error_e table_statistics_per_app(const char *app_id,
 509                                      table_statistics_select_rule *rule,
 510                                      table_statistics_info_cb info_cb,
 511                                      void *user_data)
 512 {
 513         __STC_LOG_FUNC_ENTER__;
 514         table_statistics_info data;
 515         sqlite3_stmt *stmt;
 516         stc_error_e error_code = STC_ERROR_NONE;
 517         int rc;
 518         int pos = 1;/* running through positions
 519                        where to bind parameters in the query */
 520         stc_db_tm_interval_s interval;
 521
 522         memset(&data, 0, sizeof(data));
 523
 524         if (!rule || !info_cb) {
 525                 __STC_LOG_FUNC_EXIT__;
 526                 return STC_ERROR_INVALID_PARAMETER;
 527         }
 528
 529         /* pick a statement depending on parameters.
 530            See comment for details_stms */
 531         stmt = __select_statement(app_id, rule);
 532
 533         if (rule->granularity) {
 534                 DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->granularity));
 535                 data.interval = &interval;
 536         }
 537
 538         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->from));
 539         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->to));
 540
 541         if (strlen(app_id) > 0) {
 542                 DB_ACTION(sqlite3_bind_text(stmt, pos++, app_id, -1,
 543                                             SQLITE_TRANSIENT));
 544                 data.app_id = (char *)app_id;
 545         }
 546
 547         if (__is_iftype_defined(rule->iftype))
 548                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 549
 550         do {
 551                 rc = sqlite3_step(stmt);
 552                 switch (rc) {
 553                 case SQLITE_ROW:
 554                         data.iftype = sqlite3_column_int(stmt, 0);
 555                         data.hw_net_protocol_type = sqlite3_column_int(stmt, 1);
 556                         data.roaming = sqlite3_column_int(stmt, 2);
 557                         data.cnt.in_bytes = sqlite3_column_int64(stmt, 3);
 558                         data.cnt.out_bytes = sqlite3_column_int64(stmt, 4);
 559                         data.ifname = (char *)sqlite3_column_text(stmt, 5);
 560                         data.imsi = (char *)sqlite3_column_text(stmt, 6);
 561                         data.ground = sqlite3_column_int(stmt, 7);
 562
 563                         if (rule->granularity) {
 564                                 interval.from = sqlite3_column_int64(stmt, 8);
 565                                 interval.to = interval.from + rule->granularity;
 566                         }
 567
 568                         if (info_cb(&data, user_data) == STC_CANCEL)
 569                                 rc = SQLITE_DONE; /* emulate end of data */
 570                         __STC_LOG_FUNC_EXIT__;
 571                         break;
 572                 case SQLITE_DONE:
 573                         __STC_LOG_FUNC_EXIT__;
 574                         break;
 575                 case SQLITE_ERROR:
 576                 default:
 577                         error_code = STC_ERROR_DB_FAILED;
 578                         __STC_LOG_FUNC_EXIT__;
 579                         break;
 580                 }
 581         } while (rc == SQLITE_ROW);
 582
 583 handle_error:
 584         sqlite3_reset(stmt);
 585         __STC_LOG_FUNC_EXIT__;
 586         return error_code;
 587 }
 588
 589 stc_error_e table_statistics_insert(stc_db_classid_iftype_key *stat_key,
 590                                     stc_db_app_stats *stat,
 591                                     time_t last_touch_time)
 592 {
 593         stc_error_e error_code = STC_ERROR_NONE;
 594         sqlite3_stmt *stmt = update_statistics_query;
 595         stc_hw_net_protocol_type_e hw_net_protocol_type = STC_PROTOCOL_NONE;
 596
 597         if (!stat->rcv_count && !stat->snd_count) {
 598                 error_code = STC_ERROR_INVALID_PARAMETER;
 599                 goto handle_error;
 600         }
 601
 602         DB_ACTION(sqlite3_bind_text(stmt, 1, stat->app_id, -1,
 603                                     SQLITE_STATIC));
 604         DB_ACTION(sqlite3_bind_int(stmt, 2, stat->rcv_count));
 605         DB_ACTION(sqlite3_bind_int(stmt, 3, stat->snd_count));
 606         DB_ACTION(sqlite3_bind_int64(stmt, 4,
 607                                      (sqlite3_int64)(last_touch_time)));
 608         DB_ACTION(sqlite3_bind_int(stmt, 5, (int)(stat_key->iftype)));
 609         DB_ACTION(sqlite3_bind_int(stmt, 6, (int)(stat->is_roaming)));
 610         DB_ACTION(sqlite3_bind_int(stmt, 7, (int)hw_net_protocol_type));
 611         DB_ACTION(sqlite3_bind_text(stmt, 8, stat_key->ifname, -1,
 612                                     SQLITE_STATIC));
 613         DB_ACTION(sqlite3_bind_text(stmt, 9,
 614                                     stat_key->imsi ? stat_key->imsi : "" , -1,
 615                                     SQLITE_STATIC));
 616         DB_ACTION(sqlite3_bind_int(stmt, 10, (int)stat->ground));
 617
 618         /*we want to reuse tree*/
 619         stat->rcv_count = 0;
 620         stat->snd_count = 0;
 621         if (sqlite3_step(stmt) != SQLITE_DONE) {
 622                 STC_LOGE("Failed to record appstat. %s",
 623                          sqlite3_errmsg(stc_db_get_database()));
 624                 error_code = STC_ERROR_DB_FAILED;
 625                 __STC_LOG_FUNC_EXIT__;
 626                 goto handle_error;
 627         }
 628
 629         STC_LOGD("App stat recorded [%s]", stat->app_id);
 630
 631 handle_error:
 632         sqlite3_reset(stmt);
 633         return error_code;
 634 }
 635
 636 /**
 637  * This function will be somewhere consumer and will not be placed in this file.
 638  */
 639 #if 0
 640 stc_error_e table_statistics_store_result(app_stat_tree *stats)
 641 {
 642         time_t current_time;
 643
 644         pthread_rwlock_rdlock(&stats->guard);
 645         WALK_TREE(stats->tree, print_appstat);
 646         pthread_rwlock_unlock(&stats->guard);
 647
 648         time(&current_time);
 649         stats->last_touch_time = current_time;
 650
 651         /* it's reader only, we don't modify tree, don't reduce it,
 652          *              due we want to reuse it in next iteration */
 653         pthread_rwlock_rdlock(&stats->guard);
 654         g_tree_foreach((GTree *) stats->tree, __store_application_stat,
 655                        &stats->last_touch_time);
 656
 657         pthread_rwlock_unlock(&stats->guard);
 658         flush_quota_table();
 659         change_db_entries_num_num(g_tree_nnodes((GTree *)stats->tree));
 660
 661         return STC_ERROR_NONE;
 662 }
 663 #endif
 664
 665 stc_error_e table_statistics_prepare(sqlite3 *db)
 666 {
 667         __STC_LOG_FUNC_ENTER__;
 668
 669         stc_error_e error_code = STC_ERROR_NONE;
 670
 671         if (db == NULL) {
 672                 __STC_LOG_FUNC_EXIT__;
 673                 return STC_ERROR_DB_FAILED;
 674         }
 675
 676         DB_ACTION(__prepare_delete(db));
 677         DB_ACTION(__prepare_select(db));
 678         DB_ACTION(__prepare_insert(db));
 679
 680 handle_error:
 681
 682         __STC_LOG_FUNC_EXIT__;
 683         return error_code;
 684 }
 685
 686 void table_statistics_finalize(void)
 687 {
 688         __STC_LOG_FUNC_ENTER__;
 689         __finalize_delete();
 690         __finalize_select();
 691         __finalize_insert();
 692         __STC_LOG_FUNC_EXIT__;
 693 }