resource/csdk/stack/src/oicgroup.c

   1 //******************************************************************
   2 //
   3 // Copyright 2014 Samsung Electronics All Rights Reserved.
   4 //
   5 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
   6 //
   7 // Licensed under the Apache License, Version 2.0 (the "License");
   8 // you may not use this file except in compliance with the License.
   9 // You may obtain a copy of the License at
  10 //
  11 //      http://www.apache.org/licenses/LICENSE-2.0
  12 //
  13 // Unless required by applicable law or agreed to in writing, software
  14 // distributed under the License is distributed on an "AS IS" BASIS,
  15 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16 // See the License for the specific language governing permissions and
  17 // limitations under the License.
  18 //
  19 //-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
  20
  21 #define _POSIX_C_SOURCE 200112L
  22
  23 #include <string.h>
  24
  25 #include "oicgroup.h"
  26 #include "cJSON.h"
  27 #include "cbor.h"
  28 #include "ocpayload.h"
  29 #include "oic_malloc.h"
  30 #include "oic_string.h"
  31 #include "occollection.h"
  32 #include "logger.h"
  33 #include "timer.h"
  34
  35 #ifndef WITH_ARDUINO
  36 #include <pthread.h>
  37 #endif
  38
  39 #define TAG "OICGROUP"
  40
  41 #define DESC_DELIMITER          "\""
  42 #define ACTION_DELIMITER        "*"
  43 #define ATTR_DELIMITER          "|"
  44 #define ATTR_ASSIGN             "="
  45
  46 // Definitions for operations related to actions
  47 #define DO_ACTION               "DoAction"
  48 #define GET_ACTIONSET           "GetActionSet"
  49 #define ACTIONSET               "ActionSet"
  50 #define CANCEL_ACTIONSET        "CancelAction"
  51 #define DELETE_ACTIONSET        "DelActionSet"
  52
  53 #define DEFAULT_CONTEXT_VALUE 0x99
  54
  55 #define VARIFY_POINTER_NULL(pointer, result, toExit) \
  56     if(pointer == NULL) \
  57     {\
  58         result = OC_STACK_NO_MEMORY;\
  59         goto toExit;\
  60     }
  61 #define VARIFY_PARAM_NULL(pointer, result, toExit) \
  62     if(pointer == NULL)\
  63     {\
  64         result = OC_STACK_INVALID_PARAM;\
  65         goto exit;\
  66     }
  67
  68 #define OCFREE(pointer) \
  69     { \
  70         OICFree(pointer); \
  71         pointer = NULL; \
  72     }
  73
  74 #ifndef WITH_ARDUINO
  75 pthread_mutex_t lock;
  76 #endif
  77
  78 enum ACTION_TYPE
  79 {
  80     NONE = 0, SCHEDULED, RECURSIVE
  81 };
  82
  83 typedef struct scheduledresourceinfo
  84 {
  85     OCResource *resource;
  86     OCActionSet *actionset;
  87
  88     int timer_id;
  89
  90     OCServerRequest *ehRequest;
  91
  92     time_t time;
  93     struct scheduledresourceinfo* next;
  94 } ScheduledResourceInfo;
  95
  96 ScheduledResourceInfo *scheduleResourceList = NULL;
  97
  98 void AddScheduledResource(ScheduledResourceInfo **head,
  99         ScheduledResourceInfo* add)
 100 {
 101     OC_LOG(INFO, TAG, "AddScheduledResource Entering...");
 102
 103 #ifndef WITH_ARDUINO
 104     pthread_mutex_lock(&lock);
 105 #endif
 106     ScheduledResourceInfo *tmp = NULL;
 107
 108     if (*head != NULL)
 109     {
 110         tmp = *head;
 111
 112         while (tmp->next)
 113         {
 114             tmp = tmp->next;
 115         }
 116         tmp->next = add;
 117     }
 118     else
 119     {
 120         *head = add;
 121     }
 122 #ifndef WITH_ARDUINO
 123     pthread_mutex_unlock(&lock);
 124 #endif
 125 }
 126
 127 ScheduledResourceInfo* GetScheduledResource(ScheduledResourceInfo *head)
 128 {
 129     OC_LOG(INFO, TAG, "GetScheduledResource Entering...");
 130
 131 #ifndef WITH_ARDUINO
 132     pthread_mutex_lock(&lock);
 133 #endif
 134
 135     time_t t_now;
 136
 137     ScheduledResourceInfo *tmp = NULL;
 138     tmp = head;
 139
 140 #ifndef WITH_ARDUINO
 141     time(&t_now);
 142 #else
 143     t_now = now();
 144 #endif
 145
 146     if (tmp)
 147     {
 148         while (tmp)
 149         {
 150             time_t diffTm = 0;
 151 #ifndef WITH_ARDUINO
 152             diffTm = timespec_diff(tmp->time, t_now);
 153 #else
 154             diffTm = timespec_diff(tmp->time, t_now);
 155 #endif
 156
 157             if (diffTm <= (time_t) 0)
 158             {
 159                 OC_LOG(INFO, TAG, "return Call INFO.");
 160                 goto exit;
 161             }
 162
 163             tmp = tmp->next;
 164         }
 165     }
 166
 167     exit:
 168 #ifndef WITH_ARDUINO
 169     pthread_mutex_unlock(&lock);
 170 #endif
 171     if (tmp == NULL)
 172     {
 173         OC_LOG(INFO, TAG, "Cannot Find Call Info.");
 174     }
 175     return tmp;
 176 }
 177
 178 ScheduledResourceInfo* GetScheduledResourceByActionSetName(ScheduledResourceInfo *head, char *setName)
 179 {
 180     OC_LOG(INFO, TAG, "GetScheduledResourceByActionSetName Entering...");
 181
 182 #ifndef WITH_ARDUINO
 183     pthread_mutex_lock(&lock);
 184 #endif
 185     ScheduledResourceInfo *tmp = NULL;
 186     tmp = head;
 187
 188     if (tmp)
 189     {
 190         while (tmp)
 191         {
 192             if (strcmp(tmp->actionset->actionsetName, setName) == 0)
 193             {
 194                 OC_LOG(INFO, TAG, "return Call INFO.");
 195                 goto exit;
 196             }
 197             tmp = tmp->next;
 198         }
 199     }
 200
 201 exit:
 202 #ifndef WITH_ARDUINO
 203     pthread_mutex_unlock(&lock);
 204 #endif
 205     if (tmp == NULL)
 206     {
 207         OC_LOG(INFO, TAG, "Cannot Find Call Info.");
 208     }
 209     return tmp;
 210 }
 211
 212 void RemoveScheduledResource(ScheduledResourceInfo **head,
 213         ScheduledResourceInfo* del)
 214 {
 215 #ifndef WITH_ARDUINO
 216     pthread_mutex_lock(&lock);
 217 #endif
 218     OC_LOG(INFO, TAG, "RemoveScheduledResource Entering...");
 219     ScheduledResourceInfo *tmp = NULL;
 220
 221     if (del == NULL)
 222     {
 223 #ifndef WITH_ARDUINO
 224     pthread_mutex_unlock(&lock);
 225 #endif
 226         return;
 227     }
 228
 229     if (*head == del)
 230     {
 231         *head = (*head)->next;
 232     }
 233     else
 234     {
 235         tmp = *head;
 236         while (tmp->next && (tmp->next != del))
 237         {
 238             tmp = tmp->next;
 239         }
 240         if (tmp->next)
 241         {
 242             tmp->next = del->next;
 243         }
 244     }
 245
 246     OCFREE(del)
 247 #ifndef WITH_ARDUINO
 248     pthread_mutex_unlock(&lock);
 249 #endif
 250 }
 251
 252 typedef struct aggregatehandleinfo
 253 {
 254     OCServerRequest *ehRequest;
 255     OCDoHandle required;
 256     OCResource *collResource;
 257
 258     struct aggregatehandleinfo *next;
 259 } ClientRequestInfo;
 260
 261 ClientRequestInfo *clientRequstList = NULL;
 262
 263 void AddClientRequestInfo(ClientRequestInfo **head, ClientRequestInfo* add)
 264 {
 265     ClientRequestInfo *tmp = NULL;
 266
 267     if (*head != NULL)
 268     {
 269         tmp = *head;
 270
 271         while (tmp->next)
 272         {
 273             tmp = tmp->next;
 274         }
 275         tmp->next = add;
 276     }
 277     else
 278     {
 279         *head = add;
 280     }
 281 }
 282
 283 ClientRequestInfo* GetClientRequestInfo(ClientRequestInfo *head,
 284         OCDoHandle handle)
 285 {
 286     ClientRequestInfo *tmp = NULL;
 287
 288     tmp = head;
 289
 290     if (tmp)
 291     {
 292         while (tmp)
 293         {
 294             if (tmp->required == handle)
 295             {
 296                 break;
 297             }
 298
 299             tmp = tmp->next;
 300         }
 301
 302         return tmp;
 303     }
 304     return NULL;
 305 }
 306
 307 void RemoveClientRequestInfo(ClientRequestInfo **head, ClientRequestInfo* del)
 308 {
 309     ClientRequestInfo *tmp = NULL;
 310
 311     if (del == NULL)
 312         return;
 313
 314     if (*head == del)
 315     {
 316         *head = (*head)->next;
 317     }
 318     else
 319     {
 320         tmp = *head;
 321         while (tmp->next && (tmp->next != del))
 322         {
 323             tmp = tmp->next;
 324         }
 325         if (tmp->next)
 326         {
 327             tmp->next = del->next;
 328         }
 329     }
 330 }
 331
 332 void AddCapability(OCCapability** head, OCCapability* node)
 333 {
 334     OCCapability *pointer = *head;
 335     if (NULL == pointer)
 336     {
 337         *head = node;
 338     }
 339     else
 340     {
 341         while (pointer->next != NULL)
 342         {
 343             pointer = pointer->next;
 344         }
 345
 346         pointer->next = node;
 347     }
 348 }
 349
 350 void AddAction(OCAction** head, OCAction* node)
 351 {
 352     OCAction *pointer = *head;
 353     if (NULL == pointer)
 354     {
 355         *head = node;
 356     }
 357     else
 358     {
 359
 360         while (pointer->next != NULL)
 361         {
 362             pointer = pointer->next;
 363         }
 364
 365         pointer->next = node;
 366     }
 367 }
 368
 369 OCStackResult AddActionSet(OCActionSet **head, OCActionSet* node)
 370 {
 371     OCActionSet *pointer = *head;
 372     OCActionSet *prev = NULL;
 373     if(node == NULL)
 374     {
 375         return OC_STACK_ERROR;
 376     }
 377     if (NULL == pointer)
 378     {
 379         *head = node;
 380     }
 381     else
 382     {
 383         prev = pointer;
 384         while (pointer != NULL)
 385         {
 386             // check the uniqeness of actionsetname.
 387             if (strcmp(pointer->actionsetName, node->actionsetName) == 0)
 388             {
 389                 return OC_STACK_ERROR;
 390             }
 391
 392             prev = pointer;
 393             pointer = pointer->next;
 394         }
 395
 396         prev->next = node;
 397     }
 398
 399     return OC_STACK_OK;
 400 }
 401
 402 void DeleteCapability(OCCapability *del)
 403 {
 404     OCFREE(del->capability)
 405     del->capability = NULL;
 406     OCFREE(del->status)
 407     del->status = NULL;
 408     OCFREE(del)
 409 }
 410
 411 void DeleteAction(OCAction** action)
 412 {
 413     OCCapability* pointer = (*action)->head;
 414     OCCapability* pDel = NULL;
 415
 416     while (pointer)
 417     {
 418         pDel = pointer;
 419         pointer = pointer->next;
 420
 421         DeleteCapability(pDel);
 422     }
 423     OCFREE((*action)->resourceUri)
 424     (*action)->next = NULL;
 425     OCFREE(*action)
 426 }
 427
 428 void DeleteActionSet(OCActionSet** actionset)
 429 {
 430     if(*actionset == NULL)
 431         return;
 432
 433     OCAction* pointer = (*actionset)->head;
 434     OCAction* pDel = NULL;
 435
 436     while (pointer)
 437     {
 438         pDel = pointer;
 439         pointer = pointer->next;
 440
 441         DeleteAction(&pDel);
 442     }
 443     //    (*actionset)->head = NULL;
 444     OCFREE((*actionset)->actionsetName)
 445     OCFREE(*actionset)
 446 }
 447
 448 OCStackResult FindAndDeleteActionSet(OCResource **resource,
 449         const char * actionsetName)
 450 {
 451     if (*resource != NULL)
 452     {
 453         OCActionSet *pointer = NULL;
 454         OCActionSet *pDel = NULL;
 455
 456         pointer = (*resource)->actionsetHead;
 457
 458         if (pointer == NULL)
 459         {
 460             return OC_STACK_ERROR;
 461         }
 462         else
 463         {
 464             if (strcmp(pointer->actionsetName, actionsetName) == 0)
 465             {
 466                 if (pointer->next != NULL)
 467                     (*resource)->actionsetHead = pointer->next;
 468                 else
 469                     (*resource)->actionsetHead = NULL;
 470
 471                 DeleteActionSet(&pointer);
 472             }
 473             else if (pointer->next != NULL)
 474             {
 475                 while (pointer)
 476                 {
 477                     if (pointer->next != NULL)
 478                     {
 479                         if (strcmp(pointer->next->actionsetName, actionsetName)
 480                                 == 0)
 481                         {
 482                             pDel = pointer->next;
 483                             pointer->next = pointer->next->next;
 484
 485                             DeleteActionSet(&pDel);
 486                         }
 487                     }
 488                     pointer = pointer->next;
 489                 }
 490             }
 491
 492             return OC_STACK_OK;
 493         }
 494
 495     }
 496     return OC_STACK_ERROR;
 497 }
 498
 499 OCStackResult DeleteActionSets(OCResource** resource)
 500 {
 501     OCActionSet *pointer = (*resource)->actionsetHead;
 502     OCActionSet *pDel = pointer;
 503
 504     while (pointer)
 505     {
 506         pDel = pointer;
 507         pointer = pointer->next;
 508
 509         DeleteActionSet(&pDel);
 510         pDel->next = NULL;
 511     }
 512
 513     (*resource)->actionsetHead = NULL;
 514     return OC_STACK_OK;
 515 }
 516
 517 OCStackResult GetActionSet(const char *actionName, OCActionSet *head,
 518         OCActionSet** actionset)
 519 {
 520     OCActionSet *pointer = head;
 521
 522     while (pointer)
 523     {
 524         if (strcmp(pointer->actionsetName, actionName) == 0)
 525         {
 526             *actionset = pointer;
 527             return OC_STACK_OK;
 528         }
 529
 530         pointer = pointer->next;
 531     }
 532
 533     return OC_STACK_ERROR;
 534
 535 }
 536
 537 OCStackResult ExtractKeyValueFromRequest(OCEntityHandlerRequest *ehRequest,
 538                                         char **key, char **value)
 539 {
 540     OCStackResult result = OC_STACK_OK;
 541
 542     char *actionSetStr = NULL;
 543
 544     if( NULL == ehRequest->payload )
 545     {
 546         result = OC_STACK_ERROR;
 547         goto exit;
 548     }
 549
 550     OCRepPayload* input;
 551
 552     input = (OCRepPayload*)(ehRequest->payload);
 553
 554     if(OCRepPayloadGetPropString(input, ACTIONSET, &actionSetStr))
 555     {
 556         *key = OICStrdup(ACTIONSET);
 557         VARIFY_POINTER_NULL(*key, result, exit);
 558
 559         *value = OICStrdup(actionSetStr);
 560         VARIFY_POINTER_NULL(*value, result, exit);
 561     }
 562     else if(OCRepPayloadGetPropString(input, DO_ACTION, &actionSetStr))
 563     {
 564         *key = OICStrdup(DO_ACTION);
 565         VARIFY_POINTER_NULL(*key, result, exit);
 566
 567         *value = OICStrdup(actionSetStr);
 568         VARIFY_POINTER_NULL(*value, result, exit);
 569     }
 570     else if(OCRepPayloadGetPropString(input, GET_ACTIONSET, &actionSetStr))
 571     {
 572         *key = OICStrdup(GET_ACTIONSET);
 573         VARIFY_POINTER_NULL(*key, result, exit);
 574
 575         *value = OICStrdup(actionSetStr);
 576         VARIFY_POINTER_NULL(*value, result, exit);
 577     }
 578     else if(OCRepPayloadGetPropString(input, DELETE_ACTIONSET, &actionSetStr))
 579     {
 580         *key = OICStrdup(DELETE_ACTIONSET);
 581         VARIFY_POINTER_NULL(*key, result, exit);
 582
 583         *value = OICStrdup(actionSetStr);
 584         VARIFY_POINTER_NULL(*value, result, exit);
 585     }
 586     else if(OCRepPayloadGetPropString(input, CANCEL_ACTIONSET, &actionSetStr))
 587     {
 588         *key = OICStrdup(CANCEL_ACTIONSET);
 589         VARIFY_POINTER_NULL(*key, result, exit);
 590
 591         *value = OICStrdup(actionSetStr);
 592         VARIFY_POINTER_NULL(*value, result, exit);
 593     }
 594     else
 595     {
 596         result = OC_STACK_ERROR;
 597     }
 598
 599 exit:
 600     if (result != OC_STACK_OK)
 601     {
 602         OCFREE(*key)
 603         OCFREE(*value)
 604     }
 605
 606     OCFREE(actionSetStr);
 607
 608     return result;
 609 }
 610
 611 OCStackResult ExtractActionSetNameAndDelaytime(char *pChar, char **setName,
 612         long int *pa)
 613 {
 614     char *token = NULL, *tokenPtr = NULL;
 615     OCStackResult result = OC_STACK_OK;
 616
 617     token = (char*) strtok_r(pChar, ACTION_DELIMITER, &tokenPtr);
 618     VARIFY_POINTER_NULL(token, result, exit)
 619
 620     *setName = (char *) OICMalloc(strlen(token) + 1);
 621     VARIFY_POINTER_NULL(*setName, result, exit)
 622     VARIFY_PARAM_NULL(token, result, exit)
 623     strncpy(*setName, token, strlen(token) + 1);
 624
 625     token = strtok_r(NULL, ACTION_DELIMITER, &tokenPtr);
 626     VARIFY_POINTER_NULL(pa, result, exit)
 627     VARIFY_PARAM_NULL(token, result, exit)
 628     *pa = atoi(token);
 629
 630     return OC_STACK_OK;
 631
 632 exit:
 633     OCFREE(*setName);
 634     return result;
 635 }
 636
 637 OCStackResult BuildActionSetFromString(OCActionSet **set, char* actiondesc)
 638 {
 639     OCStackResult result = OC_STACK_OK;
 640
 641     char *iterToken = NULL, *iterTokenPtr = NULL;
 642     char *descIterToken = NULL, *descIterTokenPtr = NULL;
 643     char *attrIterToken = NULL, *attrIterTokenPtr = NULL;
 644     char *desc = NULL, *attr = NULL;
 645     char *key = NULL, *value = NULL;
 646
 647     OCAction *action = NULL;
 648     OCCapability *capa = NULL;
 649
 650     OC_LOG(INFO, TAG, "Build ActionSet Instance.");
 651
 652     *set = (OCActionSet*) OICMalloc(sizeof(OCActionSet));
 653     VARIFY_POINTER_NULL(*set, result, exit)
 654
 655     iterToken = (char *) strtok_r(actiondesc, ACTION_DELIMITER, &iterTokenPtr);
 656
 657     // ActionSet Name
 658     memset(*set, 0, sizeof(OCActionSet));
 659     (*set)->actionsetName = (char *) OICMalloc(strlen(iterToken) + 1);
 660     VARIFY_POINTER_NULL((*set)->actionsetName, result, exit)
 661     VARIFY_PARAM_NULL(iterToken, result, exit)
 662     strncpy((*set)->actionsetName, iterToken, strlen(iterToken) + 1);
 663
 664     // Time info. for Scheduled/Recursive Group action.
 665     // d is meant Day of the week.
 666     // T is meant ActionType.
 667     // yyyy-mm-dd hh:mm:ss d
 668     iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 669     VARIFY_PARAM_NULL(iterToken, result, exit)
 670 #ifndef WITH_ARDUINO
 671     if( 2 != sscanf(iterToken, "%ld %u", &(*set)->timesteps, &(*set)->type) )
 672     {
 673         // If the return value should be 2, the number of items in the argument. Otherwise, it fails.
 674         goto exit;
 675     }
 676 #endif
 677
 678     OC_LOG_V(INFO, TAG, "ActionSet Name : %s", (*set)->actionsetName);
 679
 680     iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 681     while (iterToken)
 682     {
 683         desc = (char *) OICMalloc(strlen(iterToken) + 1);
 684         VARIFY_POINTER_NULL(desc, result, exit)
 685         VARIFY_PARAM_NULL(desc, result, exit)
 686         strncpy(desc, iterToken, strlen(iterToken) + 1);
 687         descIterToken = (char *) strtok_r(desc, ATTR_DELIMITER,
 688                 &descIterTokenPtr);
 689         while (descIterToken)
 690         {
 691             attr = (char *) OICMalloc(strlen(descIterToken) + 1);
 692             VARIFY_POINTER_NULL(attr, result, exit)
 693             VARIFY_PARAM_NULL(descIterToken, result, exit)
 694             strncpy(attr, descIterToken, strlen(descIterToken) + 1);
 695
 696             attrIterToken = (char *) strtok_r(attr, ATTR_ASSIGN,
 697                     &attrIterTokenPtr);
 698             VARIFY_POINTER_NULL(attrIterToken, result, exit);
 699
 700             key = (char *) OICMalloc(strlen(attrIterToken) + 1);
 701             VARIFY_POINTER_NULL(key, result, exit)
 702             VARIFY_PARAM_NULL(attrIterToken, result, exit)
 703             strncpy(key, attrIterToken, strlen(attrIterToken) + 1);
 704
 705             attrIterToken = (char *) strtok_r(NULL, ATTR_ASSIGN,
 706                     &attrIterTokenPtr);
 707             value = (char *) OICMalloc(strlen(attrIterToken) + 1);
 708             VARIFY_POINTER_NULL(value, result, exit)
 709             VARIFY_PARAM_NULL(attrIterToken, result, exit)
 710             strncpy(value, attrIterToken, strlen(attrIterToken) + 1);
 711
 712             if (strcmp(key, "uri") == 0)
 713             {
 714                 OC_LOG(INFO, TAG, "Build OCAction Instance.");
 715
 716                 if(action)
 717                 {
 718                     OICFree(action->resourceUri);
 719                     OICFree(action);
 720                 }
 721                 action = (OCAction*) OICMalloc(sizeof(OCAction));
 722                 VARIFY_POINTER_NULL(action, result, exit)
 723                 memset(action, 0, sizeof(OCAction));
 724                 action->resourceUri = (char *) OICMalloc(strlen(value) + 1);
 725                 VARIFY_POINTER_NULL(action->resourceUri, result, exit)
 726                 VARIFY_PARAM_NULL(value, result, exit)
 727                 strncpy(action->resourceUri, value, strlen(value) + 1);
 728             }
 729             else
 730             {
 731                 if ((key != NULL) && (value != NULL))
 732                 {
 733                     OC_LOG(INFO, TAG, "Build OCCapability Instance.");
 734
 735                     capa = (OCCapability*) OICMalloc(sizeof(OCCapability));
 736                     VARIFY_POINTER_NULL(capa, result, exit)
 737                     memset(capa, 0, sizeof(OCCapability));
 738
 739                     capa->capability = (char *) OICMalloc(strlen(key) + 1);
 740                     VARIFY_POINTER_NULL(capa->capability, result, exit)
 741                     VARIFY_PARAM_NULL(key, result, exit)
 742                     strncpy(capa->capability, key, strlen(key) + 1);
 743
 744                     capa->status = (char *) OICMalloc(strlen(value) + 1);
 745                     VARIFY_POINTER_NULL(capa->status, result, exit)
 746                     VARIFY_PARAM_NULL(value, result, exit)
 747                     strncpy(capa->status, value, strlen(value) + 1);
 748
 749                     VARIFY_POINTER_NULL(action, result, exit)
 750
 751                     AddCapability(&action->head, capa);
 752                 }
 753             }
 754
 755             OCFREE(key)
 756             OCFREE(value)
 757             OCFREE(attr)
 758
 759             descIterToken = (char *) strtok_r(NULL, ATTR_DELIMITER,
 760                     &descIterTokenPtr);
 761         }
 762
 763         AddAction(&(*set)->head, action);
 764         iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 765         OCFREE(desc);
 766     }
 767
 768     return OC_STACK_OK;
 769 exit:
 770     OCFREE(attr)
 771     OCFREE(desc)
 772     OCFREE(capa)
 773     OCFREE(action)
 774     OCFREE(*set)
 775     OCFREE(key)
 776     OCFREE(value)
 777     OCFREE(attr)
 778
 779     return result;
 780 }
 781
 782 OCStackResult BuildStringFromActionSet(OCActionSet* actionset, char** desc)
 783 {
 784     // Can't use the macros here as they are hardcoded to 'exit' and will
 785     // result in dereferencing a null pointer.
 786     if (!actionset || !desc)
 787     {
 788         return OC_STACK_INVALID_PARAM;
 789     }
 790     char temp[1024] = { 0 };
 791     size_t remaining = sizeof(temp) - 1;
 792     OCStackResult res = OC_STACK_ERROR;
 793
 794     OCAction *action = actionset->head;
 795
 796     if (remaining >= strlen(actionset->actionsetName) + 1)
 797     {
 798         strcat(temp, actionset->actionsetName);
 799         remaining -= strlen(actionset->actionsetName);
 800         strcat(temp, ACTION_DELIMITER);
 801         remaining--;
 802     }
 803     else
 804     {
 805         res = OC_STACK_ERROR;
 806         goto exit;
 807     }
 808
 809     while (action != NULL)
 810     {
 811         if (remaining < (strlen("uri=") + strlen(action->resourceUri) + 1))
 812         {
 813             res = OC_STACK_ERROR;
 814             goto exit;
 815         }
 816         strcat(temp, "uri=");
 817         remaining -= strlen("uri=");
 818         strcat(temp, action->resourceUri);
 819         remaining -= strlen(action->resourceUri);
 820         strcat(temp, "|");
 821         remaining--;
 822
 823         OCCapability *capas = action->head;
 824         while (capas != NULL)
 825         {
 826             if (remaining < (strlen(capas->capability)
 827                              + 1 + strlen(capas->status)))
 828             {
 829                 res = OC_STACK_ERROR;
 830                 goto exit;
 831             }
 832
 833             strcat(temp, capas->capability);
 834             remaining -= strlen(capas->capability);
 835             strcat(temp, "=");
 836             remaining--;
 837             strcat(temp, capas->status);
 838             remaining -= strlen(capas->status);
 839
 840             capas = capas->next;
 841             if (capas != NULL)
 842             {
 843                 if (remaining < 1)
 844                 {
 845                     res = OC_STACK_ERROR;
 846                     goto exit;
 847                 }
 848                 strcat(temp, "|");
 849             }
 850         }
 851
 852         action = action->next;
 853         if (action != NULL)
 854         {
 855             if (remaining < strlen(ACTION_DELIMITER))
 856             {
 857                 res = OC_STACK_ERROR;
 858                 goto exit;
 859             }
 860             strcat(temp, ACTION_DELIMITER);
 861             remaining--;
 862         }
 863     }
 864
 865     *desc = OICStrdup(temp);
 866     VARIFY_POINTER_NULL(*desc, res, exit);
 867
 868     return OC_STACK_OK;
 869
 870 exit:
 871     OCFREE(*desc);
 872     return res;
 873 }
 874
 875 OCStackApplicationResult ActionSetCB(void* context, OCDoHandle handle,
 876         OCClientResponse* clientResponse)
 877 {
 878     (void)context;
 879     (void)clientResponse;
 880     OC_LOG(INFO, TAG, "Entering ActionSetCB");
 881
 882     ClientRequestInfo *info = GetClientRequestInfo(clientRequstList, handle);
 883
 884     if (info)
 885     {
 886         OCEntityHandlerResponse response = { 0 };
 887
 888         response.ehResult = OC_EH_OK;
 889
 890         if(NULL == clientResponse->payload)
 891         {
 892             OC_LOG(ERROR, TAG, "Error sending response");
 893             return OC_STACK_DELETE_TRANSACTION;
 894         }
 895
 896         // Format the response.  Note this requires some info about the request
 897         response.requestHandle = info->ehRequest;
 898         response.resourceHandle = info->collResource;
 899         response.payload = clientResponse->payload;
 900         response.numSendVendorSpecificHeaderOptions = 0;
 901         memset(response.sendVendorSpecificHeaderOptions, 0,
 902                 sizeof response.sendVendorSpecificHeaderOptions);
 903         memset(response.resourceUri, 0, sizeof response.resourceUri);
 904         // Indicate that response is NOT in a persistent buffer
 905         response.persistentBufferFlag = 0;
 906
 907         // Send the response
 908         if (OCDoResponse(&response) != OC_STACK_OK)
 909         {
 910             OC_LOG(ERROR, TAG, "Error sending response");
 911             return OC_STACK_DELETE_TRANSACTION;
 912         }
 913
 914         RemoveClientRequestInfo(&clientRequstList, info);
 915         OCFREE(info)
 916     }
 917
 918     return OC_STACK_KEEP_TRANSACTION;
 919 }
 920
 921 void ActionSetCD(void *context)
 922 {
 923     (void)context;
 924 }
 925
 926 OCStackResult BuildActionJSON(OCAction* action, unsigned char* bufferPtr,
 927         uint16_t *remaining)
 928 {
 929     OCStackResult ret = OC_STACK_ERROR;
 930     cJSON *json;
 931     cJSON *body;
 932
 933     char *jsonStr;
 934     uint16_t jsonLen;
 935
 936     OC_LOG(INFO, TAG, "Entering BuildActionJSON");
 937     json = cJSON_CreateObject();
 938
 939     cJSON_AddItemToObject(json, "rep", body = cJSON_CreateObject());
 940
 941     OCCapability* pointerCapa = action->head;
 942     while (pointerCapa)
 943     {
 944         cJSON_AddStringToObject(body, pointerCapa->capability,
 945                 pointerCapa->status);
 946         pointerCapa = pointerCapa->next;
 947     }
 948
 949     jsonStr = cJSON_PrintUnformatted(json);
 950
 951     jsonLen = strlen(jsonStr);
 952     if (jsonLen < *remaining)
 953     {
 954         strcat((char*) bufferPtr, jsonStr);
 955         *remaining -= jsonLen;
 956         bufferPtr += jsonLen;
 957         ret = OC_STACK_OK;
 958     }
 959
 960     cJSON_Delete(json);
 961     free(jsonStr);
 962
 963     return ret;
 964 }
 965
 966 OCPayload* BuildActionCBOR(OCAction* action)
 967 {
 968     OCRepPayload* payload = OCRepPayloadCreate();
 969
 970     if (!payload)
 971     {
 972         OC_LOG(INFO, TAG, "Failed to create put payload object");
 973         return NULL;
 974     }
 975
 976     OCCapability* pointerCapa = action->head;
 977     while (pointerCapa)
 978     {
 979         OCRepPayloadSetPropString(payload, pointerCapa->capability, pointerCapa->status);
 980         pointerCapa = pointerCapa->next;
 981     }
 982
 983     return (OCPayload*) payload;
 984 }
 985
 986 unsigned int GetNumOfTargetResource(OCAction *actionset)
 987 {
 988     int numOfResource = 0;
 989
 990     OCAction *pointerAction = actionset;
 991
 992     while (pointerAction != NULL)
 993     {
 994         numOfResource++;
 995         pointerAction = pointerAction->next;
 996     }
 997
 998     return numOfResource;
 999 }
1000
1001 OCStackResult SendAction(OCDoHandle *handle, OCServerRequest* requestHandle, const char *targetUri,
1002         OCPayload *payload)
1003 {
1004
1005     OCCallbackData cbData;
1006     cbData.cb = &ActionSetCB;
1007     cbData.context = (void*)DEFAULT_CONTEXT_VALUE;
1008     cbData.cd = NULL;
1009
1010     return OCDoResource(handle, OC_REST_PUT, targetUri, &requestHandle->devAddr,
1011                        payload, CT_ADAPTER_IP, OC_NA_QOS, &cbData, NULL, 0);
1012 }
1013
1014 OCStackResult DoAction(OCResource* resource, OCActionSet* actionset,
1015         OCServerRequest* requestHandle)
1016 {
1017     OCStackResult result = OC_STACK_ERROR;
1018
1019     if( NULL == actionset->head)
1020     {
1021         return result;
1022     }
1023
1024     OCAction *pointerAction = actionset->head;
1025
1026     while (pointerAction != NULL)
1027     {
1028         OCPayload* payload;
1029         payload = BuildActionCBOR(pointerAction);
1030
1031         if(payload == NULL)
1032         {
1033             return result;
1034         }
1035
1036         ClientRequestInfo *info = (ClientRequestInfo *) OICMalloc(
1037                 sizeof(ClientRequestInfo));
1038
1039         if( info == NULL )
1040         {
1041             OCFREE(payload);
1042             return OC_STACK_NO_MEMORY;
1043         }
1044
1045         memset(info, 0, sizeof(ClientRequestInfo));
1046
1047         info->collResource = resource;
1048         info->ehRequest = requestHandle;
1049
1050         result = SendAction(&info->required, info->ehRequest, pointerAction->resourceUri,
1051                 payload);
1052
1053         if (result != OC_STACK_OK)
1054         {
1055             OICFree(info);
1056             return result;
1057         }
1058
1059         AddClientRequestInfo(&clientRequstList, info);
1060
1061         pointerAction = pointerAction->next;
1062     }
1063
1064     return result;
1065 }
1066
1067 void DoScheduledGroupAction()
1068 {
1069     OC_LOG(INFO, TAG, "DoScheduledGroupAction Entering...");
1070     ScheduledResourceInfo* info = GetScheduledResource(scheduleResourceList);
1071
1072     if (info == NULL)
1073     {
1074         OC_LOG(INFO, TAG, "Target resource is NULL");
1075         goto exit;
1076     }
1077     else if (info->resource == NULL)
1078     {
1079         OC_LOG(INFO, TAG, "Target resource is NULL");
1080         goto exit;
1081     }
1082     else if (info->actionset == NULL)
1083     {
1084         OC_LOG(INFO, TAG, "Target ActionSet is NULL");
1085         goto exit;
1086     }
1087     else if (info->ehRequest == NULL)
1088     {
1089         OC_LOG(INFO, TAG, "Target ActionSet is NULL");
1090         goto exit;
1091     }
1092 #ifndef WITH_ARDUINO
1093     pthread_mutex_lock(&lock);
1094 #endif
1095     DoAction(info->resource, info->actionset, info->ehRequest);
1096 #ifndef WITH_ARDUINO
1097     pthread_mutex_unlock(&lock);
1098 #endif
1099
1100     if (info->actionset->type == RECURSIVE)
1101     {
1102         ScheduledResourceInfo *schedule;
1103         schedule = (ScheduledResourceInfo *) OICMalloc(
1104                 sizeof(ScheduledResourceInfo));
1105
1106         if (schedule)
1107         {
1108             OC_LOG(INFO, TAG, "Building New Call Info.");
1109             memset(schedule, 0, sizeof(ScheduledResourceInfo));
1110
1111             if (info->actionset->timesteps > 0)
1112             {
1113 #ifndef WITH_ARDUINO
1114                 pthread_mutex_lock(&lock);
1115 #endif
1116                 schedule->resource = info->resource;
1117                 schedule->actionset = info->actionset;
1118                 schedule->ehRequest = info->ehRequest;
1119
1120                 schedule->time = registerTimer(info->actionset->timesteps,
1121                         &schedule->timer_id,
1122                         &DoScheduledGroupAction);
1123
1124                 OC_LOG(INFO, TAG, "Reregisteration.");
1125 #ifndef WITH_ARDUINO
1126                 pthread_mutex_unlock(&lock);
1127 #endif
1128                 AddScheduledResource(&scheduleResourceList, schedule);
1129             }
1130             else
1131             {
1132                 OICFree(schedule);
1133             }
1134         }
1135     }
1136
1137     RemoveScheduledResource(&scheduleResourceList, info);
1138
1139     exit:
1140
1141     return;
1142 }
1143
1144 OCStackResult BuildCollectionGroupActionCBORResponse(
1145         OCMethod method/*OCEntityHandlerFlag flag*/, OCResource *resource,
1146         OCEntityHandlerRequest *ehRequest)
1147 {
1148     OCStackResult stackRet = OC_STACK_ERROR;
1149
1150     OC_LOG(INFO, TAG, "Group Action is requested.");
1151
1152     char *doWhat = NULL;
1153     char *details = NULL;
1154
1155     stackRet = ExtractKeyValueFromRequest(ehRequest, &doWhat, &details);
1156
1157     if(stackRet != OC_STACK_OK)
1158     {
1159         OC_LOG_V(ERROR, TAG, "ExtractKeyValueFromRequest failed: %d", stackRet);
1160         return stackRet;
1161     }
1162
1163     stackRet = OC_STACK_ERROR;
1164
1165     if (method == OC_REST_PUT)
1166     {
1167         OC_LOG(INFO, TAG, "Group Action[PUT].");
1168
1169         if (strcmp(doWhat, ACTIONSET) == 0)
1170         {
1171             OCActionSet *actionSet = NULL;
1172             stackRet = BuildActionSetFromString(&actionSet, details);
1173
1174             if(stackRet == OC_STACK_OK)
1175             {
1176                 if (actionSet != NULL)
1177                 {
1178                     stackRet = AddActionSet(&resource->actionsetHead,
1179                             actionSet);
1180                     if (stackRet == OC_STACK_ERROR)
1181                     {
1182                         if(actionSet != NULL)
1183                         {
1184                             DeleteActionSet( &actionSet );
1185                         }
1186                         OC_LOG(INFO, TAG, "Duplicated ActionSet ");
1187                     }
1188                 }
1189                 else
1190                 {
1191                     stackRet = OC_STACK_ERROR;
1192                     goto exit;
1193                 }
1194             }
1195             else
1196             {
1197                 stackRet = OC_STACK_ERROR;
1198             }
1199
1200         }
1201         else if (strcmp(doWhat, DELETE_ACTIONSET) == 0)
1202         {
1203             if (FindAndDeleteActionSet(&resource, details) == OC_STACK_OK)
1204             {
1205                 stackRet = OC_STACK_OK;
1206             }
1207             else
1208             {
1209                 stackRet = OC_STACK_ERROR;
1210             }
1211         }
1212
1213         OCRepPayload* payload = OCRepPayloadCreate();
1214
1215         if(!payload)
1216         {
1217             OC_LOG(ERROR, TAG, "Failed to allocate Payload");
1218             stackRet = OC_STACK_ERROR;
1219         }
1220         else
1221         {
1222             OCEntityHandlerResponse response = { 0 };
1223
1224             if(stackRet == OC_STACK_OK)
1225                 response.ehResult = OC_EH_OK;
1226             else
1227                 response.ehResult = OC_EH_ERROR;
1228
1229             // Format the response.  Note this requires some info about the request
1230             response.requestHandle = ehRequest->requestHandle;
1231             response.resourceHandle = ehRequest->resource;
1232             response.payload = (OCPayload*) payload;
1233             response.numSendVendorSpecificHeaderOptions = 0;
1234             memset(response.sendVendorSpecificHeaderOptions, 0,
1235                     sizeof response.sendVendorSpecificHeaderOptions);
1236             memset(response.resourceUri, 0, sizeof response. resourceUri);
1237             // Indicate that response is NOT in a persistent buffer
1238             response.persistentBufferFlag = 0;
1239             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1240
1241             // Send the response
1242             if (OCDoResponse(&response) != OC_STACK_OK)
1243             {
1244                 OC_LOG(ERROR, TAG, "Error sending response");
1245                 stackRet = OC_STACK_ERROR;
1246             }
1247         }
1248     }
1249     else if (method == OC_REST_POST)
1250     {
1251         OCActionSet *actionset = NULL;
1252
1253         OCRepPayload* payload = OCRepPayloadCreate();
1254         OCRepPayloadSetUri(payload, resource->uri);
1255
1256         if ((strcmp(doWhat, DO_ACTION) == 0)
1257                 || (strcmp(doWhat, "DoScheduledAction") == 0))
1258         {
1259             char *pActionsetName = NULL;
1260             long int delay = -1;
1261
1262             if (strcmp(doWhat, "DoScheduledAction") == 0)
1263             {
1264                 stackRet = ExtractActionSetNameAndDelaytime(details,
1265                         &pActionsetName, &delay);
1266
1267                 OCFREE(details)
1268                 details = pActionsetName;
1269             }
1270             else
1271             {
1272                 stackRet = OC_STACK_OK;
1273             }
1274
1275             if (stackRet == OC_STACK_OK)
1276             {
1277                 if (GetActionSet(details, resource->actionsetHead,
1278                         &actionset) != OC_STACK_OK)
1279                 {
1280                     OC_LOG(INFO, TAG, "ERROR");
1281                     stackRet = OC_STACK_ERROR;
1282                 }
1283
1284                 if (actionset == NULL)
1285                 {
1286                     OC_LOG(INFO, TAG, "Cannot Find ActionSet");
1287                     stackRet = OC_STACK_ERROR;
1288                 }
1289                 else
1290                 {
1291                     OC_LOG(INFO, TAG, "Group Action[POST].");
1292                     if (actionset->type == NONE)
1293                     {
1294                         OC_LOG_V(INFO, TAG, "Execute ActionSet : %s",
1295                                 actionset->actionsetName);
1296                         unsigned int num = GetNumOfTargetResource(
1297                                 actionset->head);
1298
1299                         ((OCServerRequest *) ehRequest->requestHandle)->ehResponseHandler =
1300                                 HandleAggregateResponse;
1301                         ((OCServerRequest *) ehRequest->requestHandle)->numResponses =
1302                                 num + 1;
1303
1304                         DoAction(resource, actionset,
1305                                 (OCServerRequest*) ehRequest->requestHandle);
1306                         stackRet = OC_STACK_OK;
1307                     }
1308                     else
1309                     {
1310                         OC_LOG_V(INFO, TAG, "Execute Scheduled ActionSet : %s",
1311                                 actionset->actionsetName);
1312
1313                         delay =
1314                                 (delay == -1 ? actionset->timesteps : delay);
1315
1316                         ScheduledResourceInfo *schedule;
1317                         schedule = (ScheduledResourceInfo *) OICMalloc(
1318                                 sizeof(ScheduledResourceInfo));
1319
1320                         if (schedule)
1321                         {
1322                             OC_LOG(INFO, TAG, "Building New Call Info.");
1323                             memset(schedule, 0,
1324                                     sizeof(ScheduledResourceInfo));
1325 #ifndef WITH_ARDUINO
1326                             pthread_mutex_lock(&lock);
1327 #endif
1328                             schedule->resource = resource;
1329                             schedule->actionset = actionset;
1330                             schedule->ehRequest =
1331                                     (OCServerRequest*) ehRequest->requestHandle;
1332 #ifndef WITH_ARDUINO
1333                             pthread_mutex_unlock(&lock);
1334 #endif
1335                             if (delay > 0)
1336                             {
1337                                 OC_LOG_V(INFO, TAG, "delay_time is %lf seconds.",
1338                                         actionset->timesteps);
1339 #ifndef WITH_ARDUINO
1340                                 pthread_mutex_lock(&lock);
1341 #endif
1342                                 schedule->time = registerTimer(delay,
1343                                         &schedule->timer_id,
1344                                         &DoScheduledGroupAction);
1345 #ifndef WITH_ARDUINO
1346                                 pthread_mutex_unlock(&lock);
1347 #endif
1348                                 AddScheduledResource(&scheduleResourceList,
1349                                         schedule);
1350                                 stackRet = OC_STACK_OK;
1351                             }
1352                             else
1353                             {
1354                                 stackRet = OC_STACK_ERROR;
1355                             }
1356                         }
1357                     }
1358                 }
1359             }
1360         }
1361         else if (strcmp(doWhat, "CancelAction") == 0)
1362         {
1363             ScheduledResourceInfo *info =
1364                     GetScheduledResourceByActionSetName(scheduleResourceList, details);
1365
1366             if(info != NULL)
1367             {
1368                 unregisterTimer(info->timer_id);
1369
1370                 RemoveScheduledResource(&scheduleResourceList, info);
1371                 stackRet = OC_STACK_OK;
1372             }
1373             else
1374             {
1375                 stackRet = OC_STACK_ERROR;
1376             }
1377         }
1378
1379         else if (strcmp(doWhat, GET_ACTIONSET) == 0)
1380         {
1381             char *plainText = NULL;
1382             OCActionSet *actionset = NULL;
1383
1384             GetActionSet(details, resource->actionsetHead, &actionset);
1385             if (actionset != NULL)
1386             {
1387                 BuildStringFromActionSet(actionset, &plainText);
1388
1389                 if (plainText != NULL)
1390                 {
1391                     OCRepPayloadSetPropString(payload, ACTIONSET, plainText);
1392                 }
1393                 OICFree(plainText);
1394                 stackRet = OC_STACK_OK;
1395             }
1396         }
1397
1398         if(!payload)
1399         {
1400             OC_LOG(ERROR, TAG, "Failed to allocate Payload");
1401             stackRet = OC_STACK_ERROR;
1402         }
1403         else
1404         {
1405             OCEntityHandlerResponse response = { 0 };
1406             if(stackRet == OC_STACK_OK)
1407                 response.ehResult = OC_EH_OK;
1408             else
1409                 response.ehResult = OC_EH_ERROR;
1410
1411             // Format the response.  Note this requires some info about the request
1412             response.requestHandle = ehRequest->requestHandle;
1413             response.resourceHandle = ehRequest->resource;
1414             response.payload = (OCPayload*) payload;
1415             response.numSendVendorSpecificHeaderOptions = 0;
1416             memset(response.sendVendorSpecificHeaderOptions, 0,
1417                     sizeof response.sendVendorSpecificHeaderOptions);
1418             memset(response.resourceUri, 0, sizeof response.resourceUri);
1419             // Indicate that response is NOT in a persistent buffer
1420             response.persistentBufferFlag = 0;
1421             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1422
1423             // Send the response
1424             if (OCDoResponse(&response) != OC_STACK_OK)
1425             {
1426                 OC_LOG(ERROR, TAG, "Error sending response");
1427                 stackRet = OC_STACK_ERROR;
1428             }
1429         }
1430     }
1431
1432 exit:
1433
1434     OCFREE(doWhat)
1435     OCFREE(details)
1436
1437     return stackRet;
1438 }