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 "OIC_RI_GROUP"
  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     OIC_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     OIC_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                 OIC_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         OIC_LOG(INFO, TAG, "Cannot Find Call Info.");
 174     }
 175     return tmp;
 176 }
 177
 178 ScheduledResourceInfo* GetScheduledResourceByActionSetName(ScheduledResourceInfo *head, char *setName)
 179 {
 180     OIC_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                 OIC_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         OIC_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     OIC_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 GetActionSet(const char *actionName, OCActionSet *head,
 500         OCActionSet** actionset)
 501 {
 502     OCActionSet *pointer = head;
 503
 504     while (pointer)
 505     {
 506         if (strcmp(pointer->actionsetName, actionName) == 0)
 507         {
 508             *actionset = pointer;
 509             return OC_STACK_OK;
 510         }
 511
 512         pointer = pointer->next;
 513     }
 514
 515     return OC_STACK_ERROR;
 516
 517 }
 518
 519 OCStackResult ExtractKeyValueFromRequest(OCEntityHandlerRequest *ehRequest,
 520                                         char **key, char **value)
 521 {
 522     OCStackResult result = OC_STACK_OK;
 523
 524     char *actionSetStr = NULL;
 525
 526     if( NULL == ehRequest->payload )
 527     {
 528         result = OC_STACK_ERROR;
 529         goto exit;
 530     }
 531
 532     OCRepPayload* input;
 533
 534     input = (OCRepPayload*)(ehRequest->payload);
 535
 536     if(OCRepPayloadGetPropString(input, ACTIONSET, &actionSetStr))
 537     {
 538         *key = OICStrdup(ACTIONSET);
 539         VARIFY_POINTER_NULL(*key, result, exit);
 540
 541         *value = OICStrdup(actionSetStr);
 542         VARIFY_POINTER_NULL(*value, result, exit);
 543     }
 544     else if(OCRepPayloadGetPropString(input, DO_ACTION, &actionSetStr))
 545     {
 546         *key = OICStrdup(DO_ACTION);
 547         VARIFY_POINTER_NULL(*key, result, exit);
 548
 549         *value = OICStrdup(actionSetStr);
 550         VARIFY_POINTER_NULL(*value, result, exit);
 551     }
 552     else if(OCRepPayloadGetPropString(input, GET_ACTIONSET, &actionSetStr))
 553     {
 554         *key = OICStrdup(GET_ACTIONSET);
 555         VARIFY_POINTER_NULL(*key, result, exit);
 556
 557         *value = OICStrdup(actionSetStr);
 558         VARIFY_POINTER_NULL(*value, result, exit);
 559     }
 560     else if(OCRepPayloadGetPropString(input, DELETE_ACTIONSET, &actionSetStr))
 561     {
 562         *key = OICStrdup(DELETE_ACTIONSET);
 563         VARIFY_POINTER_NULL(*key, result, exit);
 564
 565         *value = OICStrdup(actionSetStr);
 566         VARIFY_POINTER_NULL(*value, result, exit);
 567     }
 568     else if(OCRepPayloadGetPropString(input, CANCEL_ACTIONSET, &actionSetStr))
 569     {
 570         *key = OICStrdup(CANCEL_ACTIONSET);
 571         VARIFY_POINTER_NULL(*key, result, exit);
 572
 573         *value = OICStrdup(actionSetStr);
 574         VARIFY_POINTER_NULL(*value, result, exit);
 575     }
 576     else
 577     {
 578         result = OC_STACK_ERROR;
 579     }
 580
 581 exit:
 582     if (result != OC_STACK_OK)
 583     {
 584         OCFREE(*key)
 585         OCFREE(*value)
 586     }
 587
 588     OCFREE(actionSetStr);
 589
 590     return result;
 591 }
 592
 593 OCStackResult ExtractActionSetNameAndDelaytime(char *pChar, char **setName,
 594         long int *pa)
 595 {
 596     char *token = NULL, *tokenPtr = NULL;
 597     OCStackResult result = OC_STACK_OK;
 598
 599     token = (char*) strtok_r(pChar, ACTION_DELIMITER, &tokenPtr);
 600     VARIFY_POINTER_NULL(token, result, exit)
 601
 602     *setName = (char *) OICMalloc(strlen(token) + 1);
 603     VARIFY_POINTER_NULL(*setName, result, exit)
 604     VARIFY_PARAM_NULL(token, result, exit)
 605     strncpy(*setName, token, strlen(token) + 1);
 606
 607     token = strtok_r(NULL, ACTION_DELIMITER, &tokenPtr);
 608     VARIFY_POINTER_NULL(pa, result, exit)
 609     VARIFY_PARAM_NULL(token, result, exit)
 610     *pa = atoi(token);
 611
 612     return OC_STACK_OK;
 613
 614 exit:
 615     OCFREE(*setName);
 616     return result;
 617 }
 618
 619 OCStackResult BuildActionSetFromString(OCActionSet **set, char* actiondesc)
 620 {
 621     OCStackResult result = OC_STACK_OK;
 622
 623     char *iterToken = NULL, *iterTokenPtr = NULL;
 624     char *descIterToken = NULL, *descIterTokenPtr = NULL;
 625     char *attrIterToken = NULL, *attrIterTokenPtr = NULL;
 626     char *desc = NULL, *attr = NULL;
 627     char *key = NULL, *value = NULL;
 628
 629     OCAction *action = NULL;
 630     OCCapability *capa = NULL;
 631
 632     OIC_LOG(INFO, TAG, "Build ActionSet Instance.");
 633
 634     *set = (OCActionSet*) OICMalloc(sizeof(OCActionSet));
 635     VARIFY_POINTER_NULL(*set, result, exit)
 636
 637     iterToken = (char *) strtok_r(actiondesc, ACTION_DELIMITER, &iterTokenPtr);
 638     VARIFY_POINTER_NULL(iterToken, result, exit);
 639
 640     // ActionSet Name
 641     memset(*set, 0, sizeof(OCActionSet));
 642     (*set)->actionsetName = (char *) OICMalloc(strlen(iterToken) + 1);
 643     VARIFY_POINTER_NULL((*set)->actionsetName, result, exit)
 644     VARIFY_PARAM_NULL(iterToken, result, exit)
 645     strncpy((*set)->actionsetName, iterToken, strlen(iterToken) + 1);
 646
 647     // Time info. for Scheduled/Recursive Group action.
 648     // d is meant Day of the week.
 649     // T is meant ActionType.
 650     // yyyy-mm-dd hh:mm:ss d
 651     iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 652     VARIFY_PARAM_NULL(iterToken, result, exit)
 653 #ifndef WITH_ARDUINO
 654     if( 2 != sscanf(iterToken, "%ld %u", &(*set)->timesteps, &(*set)->type) )
 655     {
 656         // If the return value should be 2, the number of items in the argument. Otherwise, it fails.
 657         goto exit;
 658     }
 659 #endif
 660
 661     OIC_LOG_V(INFO, TAG, "ActionSet Name : %s", (*set)->actionsetName);
 662
 663     iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 664     while (iterToken)
 665     {
 666         desc = (char *) OICMalloc(strlen(iterToken) + 1);
 667         VARIFY_POINTER_NULL(desc, result, exit)
 668         VARIFY_PARAM_NULL(desc, result, exit)
 669         strncpy(desc, iterToken, strlen(iterToken) + 1);
 670         descIterToken = (char *) strtok_r(desc, ATTR_DELIMITER,
 671                 &descIterTokenPtr);
 672         while (descIterToken)
 673         {
 674             attr = (char *) OICMalloc(strlen(descIterToken) + 1);
 675             VARIFY_POINTER_NULL(attr, result, exit)
 676             VARIFY_PARAM_NULL(descIterToken, result, exit)
 677             strncpy(attr, descIterToken, strlen(descIterToken) + 1);
 678
 679             attrIterToken = (char *) strtok_r(attr, ATTR_ASSIGN,
 680                     &attrIterTokenPtr);
 681             VARIFY_POINTER_NULL(attrIterToken, result, exit);
 682
 683             key = (char *) OICMalloc(strlen(attrIterToken) + 1);
 684             VARIFY_POINTER_NULL(key, result, exit)
 685             VARIFY_PARAM_NULL(attrIterToken, result, exit)
 686             strncpy(key, attrIterToken, strlen(attrIterToken) + 1);
 687
 688             attrIterToken = (char *) strtok_r(NULL, ATTR_ASSIGN,
 689                     &attrIterTokenPtr);
 690             VARIFY_POINTER_NULL(attrIterToken, result, exit);
 691             value = (char *) OICMalloc(strlen(attrIterToken) + 1);
 692             VARIFY_POINTER_NULL(value, result, exit)
 693             VARIFY_PARAM_NULL(attrIterToken, result, exit)
 694             strncpy(value, attrIterToken, strlen(attrIterToken) + 1);
 695
 696             if (strcmp(key, "uri") == 0)
 697             {
 698                 OIC_LOG(INFO, TAG, "Build OCAction Instance.");
 699
 700                 action = (OCAction*) OICMalloc(sizeof(OCAction));
 701                 VARIFY_POINTER_NULL(action, result, exit)
 702                 memset(action, 0, sizeof(OCAction));
 703                 action->resourceUri = (char *) OICMalloc(strlen(value) + 1);
 704                 VARIFY_POINTER_NULL(action->resourceUri, result, exit)
 705                 VARIFY_PARAM_NULL(value, result, exit)
 706                 strncpy(action->resourceUri, value, strlen(value) + 1);
 707             }
 708             else
 709             {
 710                 if ((key != NULL) && (value != NULL))
 711                 {
 712                     OIC_LOG(INFO, TAG, "Build OCCapability Instance.");
 713
 714                     capa = (OCCapability*) OICMalloc(sizeof(OCCapability));
 715                     VARIFY_POINTER_NULL(capa, result, exit)
 716                     memset(capa, 0, sizeof(OCCapability));
 717
 718                     capa->capability = (char *) OICMalloc(strlen(key) + 1);
 719                     VARIFY_POINTER_NULL(capa->capability, result, exit)
 720                     VARIFY_PARAM_NULL(key, result, exit)
 721                     strncpy(capa->capability, key, strlen(key) + 1);
 722
 723                     capa->status = (char *) OICMalloc(strlen(value) + 1);
 724                     VARIFY_POINTER_NULL(capa->status, result, exit)
 725                     VARIFY_PARAM_NULL(value, result, exit)
 726                     strncpy(capa->status, value, strlen(value) + 1);
 727
 728                     VARIFY_POINTER_NULL(action, result, exit)
 729
 730                     AddCapability(&action->head, capa);
 731                 }
 732             }
 733
 734             OCFREE(key)
 735             OCFREE(value)
 736             OCFREE(attr)
 737
 738             descIterToken = (char *) strtok_r(NULL, ATTR_DELIMITER,
 739                     &descIterTokenPtr);
 740         }
 741
 742         AddAction(&(*set)->head, action);
 743         iterToken = (char *) strtok_r(NULL, ACTION_DELIMITER, &iterTokenPtr);
 744         OCFREE(desc);
 745     }
 746
 747     return OC_STACK_OK;
 748 exit:
 749     OCFREE(attr)
 750     OCFREE(desc)
 751     OCFREE(capa)
 752     OCFREE(action)
 753     OCFREE(*set)
 754     OCFREE(key)
 755     OCFREE(value)
 756     OCFREE(attr)
 757
 758     return result;
 759 }
 760
 761 OCStackResult BuildStringFromActionSet(OCActionSet* actionset, char** desc)
 762 {
 763     // Can't use the macros here as they are hardcoded to 'exit' and will
 764     // result in dereferencing a null pointer.
 765     if (!actionset || !desc)
 766     {
 767         return OC_STACK_INVALID_PARAM;
 768     }
 769     char temp[1024] = { 0 };
 770     size_t remaining = sizeof(temp) - 1;
 771     OCStackResult res = OC_STACK_ERROR;
 772     char* actionTypeStr = NULL;
 773
 774     OCAction *action = actionset->head;
 775
 776     if (remaining >= strlen(actionset->actionsetName) + 1)
 777     {
 778         strncat(temp, actionset->actionsetName, strlen(actionset->actionsetName));
 779         remaining -= strlen(actionset->actionsetName);
 780         strncat(temp, ACTION_DELIMITER, strlen(ACTION_DELIMITER));
 781         remaining--;
 782     }
 783     else
 784     {
 785         res = OC_STACK_ERROR;
 786         goto exit;
 787     }
 788
 789     actionTypeStr = (char *)malloc(1024);
 790     if(actionTypeStr != NULL)
 791     {
 792         sprintf(actionTypeStr, "%ld %u", actionset->timesteps, actionset->type);
 793         if(remaining >= strlen(actionTypeStr) + strlen(ACTION_DELIMITER) + 1)
 794         {
 795             strncat(temp, actionTypeStr, strlen(actionTypeStr));
 796             remaining -= strlen(actionTypeStr);
 797             strncat(temp, ACTION_DELIMITER, strlen(ACTION_DELIMITER));
 798             remaining -= strlen(ACTION_DELIMITER);
 799             free(actionTypeStr);
 800         }
 801         else
 802         {
 803             free(actionTypeStr);
 804             res = OC_STACK_ERROR;
 805             goto exit;
 806         }
 807     }
 808     else
 809     {
 810         res = OC_STACK_ERROR;
 811         goto exit;
 812     }
 813
 814     while (action != NULL)
 815     {
 816         if (remaining < (strlen("uri=") + strlen(action->resourceUri) + 1))
 817         {
 818             res = OC_STACK_ERROR;
 819             goto exit;
 820         }
 821
 822         strcat(temp, "uri=");
 823         remaining -= strlen("uri=");
 824         strcat(temp, action->resourceUri);
 825         remaining -= strlen(action->resourceUri);
 826         strcat(temp, "|");
 827         remaining--;
 828
 829         OCCapability *capas = action->head;
 830         while (capas != NULL)
 831         {
 832             if (remaining < (strlen(capas->capability)
 833                              + 1 + strlen(capas->status)))
 834             {
 835                 res = OC_STACK_ERROR;
 836                 goto exit;
 837             }
 838
 839             strcat(temp, capas->capability);
 840             remaining -= strlen(capas->capability);
 841             strcat(temp, "=");
 842             remaining--;
 843             strcat(temp, capas->status);
 844             remaining -= strlen(capas->status);
 845
 846             capas = capas->next;
 847             if (capas != NULL)
 848             {
 849                 if (remaining < 1)
 850                 {
 851                     res = OC_STACK_ERROR;
 852                     goto exit;
 853                 }
 854                 strcat(temp, "|");
 855                 remaining --;
 856             }
 857         }
 858
 859         action = action->next;
 860         if (action != NULL)
 861         {
 862             if (remaining < strlen(ACTION_DELIMITER))
 863             {
 864                 res = OC_STACK_ERROR;
 865                 goto exit;
 866             }
 867             strcat(temp, ACTION_DELIMITER);
 868             remaining--;
 869         }
 870     }
 871
 872     *desc = OICStrdup(temp);
 873     VARIFY_POINTER_NULL(*desc, res, exit);
 874
 875     return OC_STACK_OK;
 876
 877 exit:
 878     OCFREE(*desc);
 879     return res;
 880 }
 881
 882 OCStackApplicationResult ActionSetCB(void* context, OCDoHandle handle,
 883         OCClientResponse* clientResponse)
 884 {
 885     (void)context;
 886     (void)clientResponse;
 887     OIC_LOG(INFO, TAG, "Entering ActionSetCB");
 888
 889     ClientRequestInfo *info = GetClientRequestInfo(clientRequstList, handle);
 890
 891     if (info)
 892     {
 893         OCEntityHandlerResponse response = { 0 };
 894
 895         response.ehResult = OC_EH_OK;
 896
 897         if(NULL == clientResponse->payload)
 898         {
 899             OIC_LOG(ERROR, TAG, "Error sending response");
 900             return OC_STACK_DELETE_TRANSACTION;
 901         }
 902
 903         // Format the response.  Note this requires some info about the request
 904         response.requestHandle = info->ehRequest;
 905         response.resourceHandle = info->collResource;
 906         response.payload = clientResponse->payload;
 907         response.numSendVendorSpecificHeaderOptions = 0;
 908         memset(response.sendVendorSpecificHeaderOptions, 0,
 909                 sizeof response.sendVendorSpecificHeaderOptions);
 910         memset(response.resourceUri, 0, sizeof response.resourceUri);
 911         // Indicate that response is NOT in a persistent buffer
 912         response.persistentBufferFlag = 0;
 913
 914         // Send the response
 915         if (OCDoResponse(&response) != OC_STACK_OK)
 916         {
 917             OIC_LOG(ERROR, TAG, "Error sending response");
 918             return OC_STACK_DELETE_TRANSACTION;
 919         }
 920
 921         RemoveClientRequestInfo(&clientRequstList, info);
 922         OCFREE(info)
 923     }
 924
 925     return OC_STACK_KEEP_TRANSACTION;
 926 }
 927
 928 void ActionSetCD(void *context)
 929 {
 930     (void)context;
 931 }
 932
 933 OCStackResult BuildActionJSON(OCAction* action, unsigned char* bufferPtr,
 934         uint16_t *remaining)
 935 {
 936     OCStackResult ret = OC_STACK_ERROR;
 937     cJSON *json;
 938     cJSON *body;
 939
 940     char *jsonStr;
 941     uint16_t jsonLen;
 942
 943     OIC_LOG(INFO, TAG, "Entering BuildActionJSON");
 944     json = cJSON_CreateObject();
 945
 946     cJSON_AddItemToObject(json, "rep", body = cJSON_CreateObject());
 947
 948     OCCapability* pointerCapa = action->head;
 949     while (pointerCapa)
 950     {
 951         cJSON_AddStringToObject(body, pointerCapa->capability,
 952                 pointerCapa->status);
 953         pointerCapa = pointerCapa->next;
 954     }
 955
 956     jsonStr = cJSON_PrintUnformatted(json);
 957
 958     jsonLen = strlen(jsonStr);
 959     if (jsonLen < *remaining)
 960     {
 961         strncat((char*) bufferPtr, jsonStr, jsonLen);
 962         *remaining -= jsonLen;
 963         bufferPtr += jsonLen;
 964         ret = OC_STACK_OK;
 965     }
 966
 967     cJSON_Delete(json);
 968     free(jsonStr);
 969
 970     return ret;
 971 }
 972
 973 OCPayload* BuildActionCBOR(OCAction* action)
 974 {
 975     OCRepPayload* payload = OCRepPayloadCreate();
 976
 977     if (!payload)
 978     {
 979         OIC_LOG(INFO, TAG, "Failed to create put payload object");
 980         return NULL;
 981     }
 982
 983     OCCapability* pointerCapa = action->head;
 984     while (pointerCapa)
 985     {
 986         OCRepPayloadSetPropString(payload, pointerCapa->capability, pointerCapa->status);
 987         pointerCapa = pointerCapa->next;
 988     }
 989
 990     return (OCPayload*) payload;
 991 }
 992
 993 unsigned int GetNumOfTargetResource(OCAction *actionset)
 994 {
 995     int numOfResource = 0;
 996
 997     OCAction *pointerAction = actionset;
 998
 999     while (pointerAction != NULL)
1000     {
1001         numOfResource++;
1002         pointerAction = pointerAction->next;
1003     }
1004
1005     return numOfResource;
1006 }
1007
1008 OCStackResult SendAction(OCDoHandle *handle, OCServerRequest* requestHandle, const char *targetUri,
1009         OCPayload *payload)
1010 {
1011
1012     OCCallbackData cbData;
1013     cbData.cb = &ActionSetCB;
1014     cbData.context = (void*)DEFAULT_CONTEXT_VALUE;
1015     cbData.cd = NULL;
1016
1017     return OCDoResource(handle, OC_REST_PUT, targetUri, &requestHandle->devAddr,
1018                        payload, CT_ADAPTER_IP, OC_NA_QOS, &cbData, NULL, 0);
1019 }
1020
1021 OCStackResult DoAction(OCResource* resource, OCActionSet* actionset,
1022         OCServerRequest* requestHandle)
1023 {
1024     OCStackResult result = OC_STACK_ERROR;
1025
1026     if( NULL == actionset->head)
1027     {
1028         return result;
1029     }
1030
1031     OCAction *pointerAction = actionset->head;
1032
1033     while (pointerAction != NULL)
1034     {
1035         OCPayload* payload;
1036         payload = BuildActionCBOR(pointerAction);
1037
1038         if(payload == NULL)
1039         {
1040             return result;
1041         }
1042
1043         ClientRequestInfo *info = (ClientRequestInfo *) OICMalloc(
1044                 sizeof(ClientRequestInfo));
1045
1046         if( info == NULL )
1047         {
1048             OCFREE(payload);
1049             return OC_STACK_NO_MEMORY;
1050         }
1051
1052         memset(info, 0, sizeof(ClientRequestInfo));
1053
1054         info->collResource = resource;
1055         info->ehRequest = requestHandle;
1056
1057         result = SendAction(&info->required, info->ehRequest, pointerAction->resourceUri,
1058                 payload);
1059
1060         if (result != OC_STACK_OK)
1061         {
1062             OICFree(info);
1063             return result;
1064         }
1065
1066         AddClientRequestInfo(&clientRequstList, info);
1067
1068         pointerAction = pointerAction->next;
1069     }
1070
1071     return result;
1072 }
1073
1074 void DoScheduledGroupAction()
1075 {
1076     OIC_LOG(INFO, TAG, "DoScheduledGroupAction Entering...");
1077     ScheduledResourceInfo* info = GetScheduledResource(scheduleResourceList);
1078
1079     if (info == NULL)
1080     {
1081         OIC_LOG(INFO, TAG, "Target resource is NULL");
1082         goto exit;
1083     }
1084     else if (info->resource == NULL)
1085     {
1086         OIC_LOG(INFO, TAG, "Target resource is NULL");
1087         goto exit;
1088     }
1089     else if (info->actionset == NULL)
1090     {
1091         OIC_LOG(INFO, TAG, "Target ActionSet is NULL");
1092         goto exit;
1093     }
1094     else if (info->ehRequest == NULL)
1095     {
1096         OIC_LOG(INFO, TAG, "Target ActionSet is NULL");
1097         goto exit;
1098     }
1099 #ifndef WITH_ARDUINO
1100     pthread_mutex_lock(&lock);
1101 #endif
1102     DoAction(info->resource, info->actionset, info->ehRequest);
1103 #ifndef WITH_ARDUINO
1104     pthread_mutex_unlock(&lock);
1105 #endif
1106
1107     if (info->actionset->type == RECURSIVE)
1108     {
1109         ScheduledResourceInfo *schedule;
1110         schedule = (ScheduledResourceInfo *) OICMalloc(
1111                 sizeof(ScheduledResourceInfo));
1112
1113         if (schedule)
1114         {
1115             OIC_LOG(INFO, TAG, "Building New Call Info.");
1116             memset(schedule, 0, sizeof(ScheduledResourceInfo));
1117
1118             if (info->actionset->timesteps > 0)
1119             {
1120 #ifndef WITH_ARDUINO
1121                 pthread_mutex_lock(&lock);
1122 #endif
1123                 schedule->resource = info->resource;
1124                 schedule->actionset = info->actionset;
1125                 schedule->ehRequest = info->ehRequest;
1126
1127                 schedule->time = registerTimer(info->actionset->timesteps,
1128                         &schedule->timer_id,
1129                         &DoScheduledGroupAction);
1130
1131                 OIC_LOG(INFO, TAG, "Reregisteration.");
1132 #ifndef WITH_ARDUINO
1133                 pthread_mutex_unlock(&lock);
1134 #endif
1135                 AddScheduledResource(&scheduleResourceList, schedule);
1136             }
1137             else
1138             {
1139                 OICFree(schedule);
1140             }
1141         }
1142     }
1143
1144     RemoveScheduledResource(&scheduleResourceList, info);
1145
1146     exit:
1147
1148     return;
1149 }
1150
1151 OCStackResult BuildCollectionGroupActionCBORResponse(
1152         OCMethod method/*OCEntityHandlerFlag flag*/, OCResource *resource,
1153         OCEntityHandlerRequest *ehRequest)
1154 {
1155     OCStackResult stackRet = OC_STACK_ERROR;
1156
1157     OIC_LOG(INFO, TAG, "Group Action is requested.");
1158
1159     char *doWhat = NULL;
1160     char *details = NULL;
1161
1162     stackRet = ExtractKeyValueFromRequest(ehRequest, &doWhat, &details);
1163
1164     if(stackRet != OC_STACK_OK)
1165     {
1166         OIC_LOG_V(ERROR, TAG, "ExtractKeyValueFromRequest failed: %d", stackRet);
1167         return stackRet;
1168     }
1169
1170     stackRet = OC_STACK_ERROR;
1171
1172     if (method == OC_REST_PUT)
1173     {
1174         OIC_LOG(INFO, TAG, "Group Action[PUT].");
1175
1176         if (strcmp(doWhat, ACTIONSET) == 0)
1177         {
1178             OCActionSet *actionSet = NULL;
1179             stackRet = BuildActionSetFromString(&actionSet, details);
1180
1181             if(stackRet == OC_STACK_OK)
1182             {
1183                 if (actionSet != NULL)
1184                 {
1185                     stackRet = AddActionSet(&resource->actionsetHead,
1186                             actionSet);
1187                     if (stackRet == OC_STACK_ERROR)
1188                     {
1189                         if(actionSet != NULL)
1190                         {
1191                             DeleteActionSet( &actionSet );
1192                         }
1193                         OIC_LOG(INFO, TAG, "Duplicated ActionSet ");
1194                     }
1195                 }
1196                 else
1197                 {
1198                     stackRet = OC_STACK_ERROR;
1199                     goto exit;
1200                 }
1201             }
1202             else
1203             {
1204                 stackRet = OC_STACK_ERROR;
1205             }
1206
1207         }
1208         else if (strcmp(doWhat, DELETE_ACTIONSET) == 0)
1209         {
1210             if (FindAndDeleteActionSet(&resource, details) == OC_STACK_OK)
1211             {
1212                 stackRet = OC_STACK_OK;
1213             }
1214             else
1215             {
1216                 stackRet = OC_STACK_ERROR;
1217             }
1218         }
1219
1220         OCRepPayload* payload = OCRepPayloadCreate();
1221
1222         if(!payload)
1223         {
1224             OIC_LOG(ERROR, TAG, "Failed to allocate Payload");
1225             stackRet = OC_STACK_ERROR;
1226         }
1227         else
1228         {
1229             OCEntityHandlerResponse response = { 0 };
1230
1231             if(stackRet == OC_STACK_OK)
1232                 response.ehResult = OC_EH_OK;
1233             else
1234                 response.ehResult = OC_EH_ERROR;
1235
1236             // Format the response.  Note this requires some info about the request
1237             response.requestHandle = ehRequest->requestHandle;
1238             response.resourceHandle = ehRequest->resource;
1239             response.payload = (OCPayload*) payload;
1240             response.numSendVendorSpecificHeaderOptions = 0;
1241             memset(response.sendVendorSpecificHeaderOptions, 0,
1242                     sizeof response.sendVendorSpecificHeaderOptions);
1243             memset(response.resourceUri, 0, sizeof response. resourceUri);
1244             // Indicate that response is NOT in a persistent buffer
1245             response.persistentBufferFlag = 0;
1246             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1247
1248             // Send the response
1249             if (OCDoResponse(&response) != OC_STACK_OK)
1250             {
1251                 OIC_LOG(ERROR, TAG, "Error sending response");
1252                 stackRet = OC_STACK_ERROR;
1253             }
1254         }
1255     }
1256     else if (method == OC_REST_POST)
1257     {
1258         OCActionSet *actionset = NULL;
1259
1260         OCRepPayload* payload = OCRepPayloadCreate();
1261         OCRepPayloadSetUri(payload, resource->uri);
1262
1263         if ((strcmp(doWhat, DO_ACTION) == 0)
1264                 || (strcmp(doWhat, "DoScheduledAction") == 0))
1265         {
1266             char *pActionsetName = NULL;
1267             long int delay = -1;
1268
1269             if (strcmp(doWhat, "DoScheduledAction") == 0)
1270             {
1271                 stackRet = ExtractActionSetNameAndDelaytime(details,
1272                         &pActionsetName, &delay);
1273
1274                 OCFREE(details)
1275                 details = pActionsetName;
1276             }
1277             else
1278             {
1279                 stackRet = OC_STACK_OK;
1280             }
1281
1282             if (stackRet == OC_STACK_OK)
1283             {
1284                 if (GetActionSet(details, resource->actionsetHead,
1285                         &actionset) != OC_STACK_OK)
1286                 {
1287                     OIC_LOG(INFO, TAG, "ERROR");
1288                     stackRet = OC_STACK_ERROR;
1289                 }
1290
1291                 if (actionset == NULL)
1292                 {
1293                     OIC_LOG(INFO, TAG, "Cannot Find ActionSet");
1294                     stackRet = OC_STACK_ERROR;
1295                 }
1296                 else
1297                 {
1298                     OIC_LOG(INFO, TAG, "Group Action[POST].");
1299                     if (actionset->type == NONE)
1300                     {
1301                         OIC_LOG_V(INFO, TAG, "Execute ActionSet : %s",
1302                                 actionset->actionsetName);
1303                         unsigned int num = GetNumOfTargetResource(
1304                                 actionset->head);
1305
1306                         ((OCServerRequest *) ehRequest->requestHandle)->ehResponseHandler =
1307                                 HandleAggregateResponse;
1308                         ((OCServerRequest *) ehRequest->requestHandle)->numResponses =
1309                                 num + 1;
1310
1311                         DoAction(resource, actionset,
1312                                 (OCServerRequest*) ehRequest->requestHandle);
1313                         stackRet = OC_STACK_OK;
1314                     }
1315                     else
1316                     {
1317                         OIC_LOG_V(INFO, TAG, "Execute Scheduled ActionSet : %s",
1318                                 actionset->actionsetName);
1319
1320                         delay =
1321                                 (delay == -1 ? actionset->timesteps : delay);
1322
1323                         ScheduledResourceInfo *schedule;
1324                         schedule = (ScheduledResourceInfo *) OICMalloc(
1325                                 sizeof(ScheduledResourceInfo));
1326
1327                         if (schedule)
1328                         {
1329                             OIC_LOG(INFO, TAG, "Building New Call Info.");
1330                             memset(schedule, 0,
1331                                     sizeof(ScheduledResourceInfo));
1332 #ifndef WITH_ARDUINO
1333                             pthread_mutex_lock(&lock);
1334 #endif
1335                             schedule->resource = resource;
1336                             schedule->actionset = actionset;
1337                             schedule->ehRequest =
1338                                     (OCServerRequest*) ehRequest->requestHandle;
1339 #ifndef WITH_ARDUINO
1340                             pthread_mutex_unlock(&lock);
1341 #endif
1342                             if (delay > 0)
1343                             {
1344                                 OIC_LOG_V(INFO, TAG, "delay_time is %ld seconds.",
1345                                         actionset->timesteps);
1346 #ifndef WITH_ARDUINO
1347                                 pthread_mutex_lock(&lock);
1348 #endif
1349                                 schedule->time = registerTimer(delay,
1350                                         &schedule->timer_id,
1351                                         &DoScheduledGroupAction);
1352 #ifndef WITH_ARDUINO
1353                                 pthread_mutex_unlock(&lock);
1354 #endif
1355                                 AddScheduledResource(&scheduleResourceList,
1356                                         schedule);
1357                                 stackRet = OC_STACK_OK;
1358                             }
1359                             else
1360                             {
1361                                 stackRet = OC_STACK_ERROR;
1362                             }
1363                         }
1364                     }
1365                 }
1366             }
1367         }
1368         else if (strcmp(doWhat, "CancelAction") == 0)
1369         {
1370             ScheduledResourceInfo *info =
1371                     GetScheduledResourceByActionSetName(scheduleResourceList, details);
1372
1373             if(info != NULL)
1374             {
1375                 unregisterTimer(info->timer_id);
1376
1377                 RemoveScheduledResource(&scheduleResourceList, info);
1378                 stackRet = OC_STACK_OK;
1379             }
1380             else
1381             {
1382                 stackRet = OC_STACK_ERROR;
1383             }
1384         }
1385
1386         else if (strcmp(doWhat, GET_ACTIONSET) == 0)
1387         {
1388             char *plainText = NULL;
1389             OCActionSet *actionset = NULL;
1390
1391             GetActionSet(details, resource->actionsetHead, &actionset);
1392             if (actionset != NULL)
1393             {
1394                 BuildStringFromActionSet(actionset, &plainText);
1395
1396                 if (plainText != NULL)
1397                 {
1398                     OCRepPayloadSetPropString(payload, ACTIONSET, plainText);
1399                 }
1400                 OICFree(plainText);
1401                 stackRet = OC_STACK_OK;
1402             }
1403         }
1404
1405         if(!payload)
1406         {
1407             OIC_LOG(ERROR, TAG, "Failed to allocate Payload");
1408             stackRet = OC_STACK_ERROR;
1409         }
1410         else
1411         {
1412             OCEntityHandlerResponse response = { 0 };
1413             if(stackRet == OC_STACK_OK)
1414                 response.ehResult = OC_EH_OK;
1415             else
1416                 response.ehResult = OC_EH_ERROR;
1417
1418             // Format the response.  Note this requires some info about the request
1419             response.requestHandle = ehRequest->requestHandle;
1420             response.resourceHandle = ehRequest->resource;
1421             response.payload = (OCPayload*) payload;
1422             response.numSendVendorSpecificHeaderOptions = 0;
1423             memset(response.sendVendorSpecificHeaderOptions, 0,
1424                     sizeof response.sendVendorSpecificHeaderOptions);
1425             memset(response.resourceUri, 0, sizeof response.resourceUri);
1426             // Indicate that response is NOT in a persistent buffer
1427             response.persistentBufferFlag = 0;
1428             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1429
1430             // Send the response
1431             if (OCDoResponse(&response) != OC_STACK_OK)
1432             {
1433                 OIC_LOG(ERROR, TAG, "Error sending response");
1434                 stackRet = OC_STACK_ERROR;
1435             }
1436         }
1437     }
1438
1439 exit:
1440
1441     OCFREE(doWhat)
1442     OCFREE(details)
1443
1444     return stackRet;
1445 }