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 && remaining >= strlen(actionTypeStr) + strlen(ACTION_DELIMITER) + 1)
 791     {
 792         sprintf(actionTypeStr, "%ld %u", actionset->timesteps, actionset->type);
 793         strncat(temp, actionTypeStr, strlen(actionTypeStr));
 794         remaining -= strlen(actionTypeStr);
 795         free(actionTypeStr);
 796         strncat(temp, ACTION_DELIMITER, strlen(ACTION_DELIMITER));
 797         remaining -= strlen(ACTION_DELIMITER);
 798     }
 799     else
 800     {
 801         res = OC_STACK_ERROR;
 802         goto exit;
 803     }
 804
 805     while (action != NULL)
 806     {
 807         if (remaining < (strlen("uri=") + strlen(action->resourceUri) + 1))
 808         {
 809             res = OC_STACK_ERROR;
 810             goto exit;
 811         }
 812
 813         strcat(temp, "uri=");
 814         remaining -= strlen("uri=");
 815         strcat(temp, action->resourceUri);
 816         remaining -= strlen(action->resourceUri);
 817         strcat(temp, "|");
 818         remaining--;
 819
 820         OCCapability *capas = action->head;
 821         while (capas != NULL)
 822         {
 823             if (remaining < (strlen(capas->capability)
 824                              + 1 + strlen(capas->status)))
 825             {
 826                 res = OC_STACK_ERROR;
 827                 goto exit;
 828             }
 829
 830             strcat(temp, capas->capability);
 831             remaining -= strlen(capas->capability);
 832             strcat(temp, "=");
 833             remaining--;
 834             strcat(temp, capas->status);
 835             remaining -= strlen(capas->status);
 836
 837             capas = capas->next;
 838             if (capas != NULL)
 839             {
 840                 if (remaining < 1)
 841                 {
 842                     res = OC_STACK_ERROR;
 843                     goto exit;
 844                 }
 845                 strcat(temp, "|");
 846                 remaining --;
 847             }
 848         }
 849
 850         action = action->next;
 851         if (action != NULL)
 852         {
 853             if (remaining < strlen(ACTION_DELIMITER))
 854             {
 855                 res = OC_STACK_ERROR;
 856                 goto exit;
 857             }
 858             strcat(temp, ACTION_DELIMITER);
 859             remaining--;
 860         }
 861     }
 862
 863     *desc = OICStrdup(temp);
 864     VARIFY_POINTER_NULL(*desc, res, exit);
 865
 866     return OC_STACK_OK;
 867
 868 exit:
 869     OCFREE(*desc);
 870     return res;
 871 }
 872
 873 OCStackApplicationResult ActionSetCB(void* context, OCDoHandle handle,
 874         OCClientResponse* clientResponse)
 875 {
 876     (void)context;
 877     (void)clientResponse;
 878     OIC_LOG(INFO, TAG, "Entering ActionSetCB");
 879
 880     ClientRequestInfo *info = GetClientRequestInfo(clientRequstList, handle);
 881
 882     if (info)
 883     {
 884         OCEntityHandlerResponse response = { 0 };
 885
 886         response.ehResult = OC_EH_OK;
 887
 888         if(NULL == clientResponse->payload)
 889         {
 890             OIC_LOG(ERROR, TAG, "Error sending response");
 891             return OC_STACK_DELETE_TRANSACTION;
 892         }
 893
 894         // Format the response.  Note this requires some info about the request
 895         response.requestHandle = info->ehRequest;
 896         response.resourceHandle = info->collResource;
 897         response.payload = clientResponse->payload;
 898         response.numSendVendorSpecificHeaderOptions = 0;
 899         memset(response.sendVendorSpecificHeaderOptions, 0,
 900                 sizeof response.sendVendorSpecificHeaderOptions);
 901         memset(response.resourceUri, 0, sizeof response.resourceUri);
 902         // Indicate that response is NOT in a persistent buffer
 903         response.persistentBufferFlag = 0;
 904
 905         // Send the response
 906         if (OCDoResponse(&response) != OC_STACK_OK)
 907         {
 908             OIC_LOG(ERROR, TAG, "Error sending response");
 909             return OC_STACK_DELETE_TRANSACTION;
 910         }
 911
 912         RemoveClientRequestInfo(&clientRequstList, info);
 913         OCFREE(info)
 914     }
 915
 916     return OC_STACK_KEEP_TRANSACTION;
 917 }
 918
 919 void ActionSetCD(void *context)
 920 {
 921     (void)context;
 922 }
 923
 924 OCStackResult BuildActionJSON(OCAction* action, unsigned char* bufferPtr,
 925         uint16_t *remaining)
 926 {
 927     OCStackResult ret = OC_STACK_ERROR;
 928     cJSON *json;
 929     cJSON *body;
 930
 931     char *jsonStr;
 932     uint16_t jsonLen;
 933
 934     OIC_LOG(INFO, TAG, "Entering BuildActionJSON");
 935     json = cJSON_CreateObject();
 936
 937     cJSON_AddItemToObject(json, "rep", body = cJSON_CreateObject());
 938
 939     OCCapability* pointerCapa = action->head;
 940     while (pointerCapa)
 941     {
 942         cJSON_AddStringToObject(body, pointerCapa->capability,
 943                 pointerCapa->status);
 944         pointerCapa = pointerCapa->next;
 945     }
 946
 947     jsonStr = cJSON_PrintUnformatted(json);
 948
 949     jsonLen = strlen(jsonStr);
 950     if (jsonLen < *remaining)
 951     {
 952         strncat((char*) bufferPtr, jsonStr, jsonLen);
 953         *remaining -= jsonLen;
 954         bufferPtr += jsonLen;
 955         ret = OC_STACK_OK;
 956     }
 957
 958     cJSON_Delete(json);
 959     free(jsonStr);
 960
 961     return ret;
 962 }
 963
 964 OCPayload* BuildActionCBOR(OCAction* action)
 965 {
 966     OCRepPayload* payload = OCRepPayloadCreate();
 967
 968     if (!payload)
 969     {
 970         OIC_LOG(INFO, TAG, "Failed to create put payload object");
 971         return NULL;
 972     }
 973
 974     OCCapability* pointerCapa = action->head;
 975     while (pointerCapa)
 976     {
 977         OCRepPayloadSetPropString(payload, pointerCapa->capability, pointerCapa->status);
 978         pointerCapa = pointerCapa->next;
 979     }
 980
 981     return (OCPayload*) payload;
 982 }
 983
 984 unsigned int GetNumOfTargetResource(OCAction *actionset)
 985 {
 986     int numOfResource = 0;
 987
 988     OCAction *pointerAction = actionset;
 989
 990     while (pointerAction != NULL)
 991     {
 992         numOfResource++;
 993         pointerAction = pointerAction->next;
 994     }
 995
 996     return numOfResource;
 997 }
 998
 999 OCStackResult SendAction(OCDoHandle *handle, OCServerRequest* requestHandle, const char *targetUri,
1000         OCPayload *payload)
1001 {
1002
1003     OCCallbackData cbData;
1004     cbData.cb = &ActionSetCB;
1005     cbData.context = (void*)DEFAULT_CONTEXT_VALUE;
1006     cbData.cd = NULL;
1007
1008     return OCDoResource(handle, OC_REST_PUT, targetUri, &requestHandle->devAddr,
1009                        payload, CT_ADAPTER_IP, OC_NA_QOS, &cbData, NULL, 0);
1010 }
1011
1012 OCStackResult DoAction(OCResource* resource, OCActionSet* actionset,
1013         OCServerRequest* requestHandle)
1014 {
1015     OCStackResult result = OC_STACK_ERROR;
1016
1017     if( NULL == actionset->head)
1018     {
1019         return result;
1020     }
1021
1022     OCAction *pointerAction = actionset->head;
1023
1024     while (pointerAction != NULL)
1025     {
1026         OCPayload* payload;
1027         payload = BuildActionCBOR(pointerAction);
1028
1029         if(payload == NULL)
1030         {
1031             return result;
1032         }
1033
1034         ClientRequestInfo *info = (ClientRequestInfo *) OICMalloc(
1035                 sizeof(ClientRequestInfo));
1036
1037         if( info == NULL )
1038         {
1039             OCFREE(payload);
1040             return OC_STACK_NO_MEMORY;
1041         }
1042
1043         memset(info, 0, sizeof(ClientRequestInfo));
1044
1045         info->collResource = resource;
1046         info->ehRequest = requestHandle;
1047
1048         result = SendAction(&info->required, info->ehRequest, pointerAction->resourceUri,
1049                 payload);
1050
1051         if (result != OC_STACK_OK)
1052         {
1053             OICFree(info);
1054             return result;
1055         }
1056
1057         AddClientRequestInfo(&clientRequstList, info);
1058
1059         pointerAction = pointerAction->next;
1060     }
1061
1062     return result;
1063 }
1064
1065 void DoScheduledGroupAction()
1066 {
1067     OIC_LOG(INFO, TAG, "DoScheduledGroupAction Entering...");
1068     ScheduledResourceInfo* info = GetScheduledResource(scheduleResourceList);
1069
1070     if (info == NULL)
1071     {
1072         OIC_LOG(INFO, TAG, "Target resource is NULL");
1073         goto exit;
1074     }
1075     else if (info->resource == NULL)
1076     {
1077         OIC_LOG(INFO, TAG, "Target resource is NULL");
1078         goto exit;
1079     }
1080     else if (info->actionset == NULL)
1081     {
1082         OIC_LOG(INFO, TAG, "Target ActionSet is NULL");
1083         goto exit;
1084     }
1085     else if (info->ehRequest == NULL)
1086     {
1087         OIC_LOG(INFO, TAG, "Target ActionSet is NULL");
1088         goto exit;
1089     }
1090 #ifndef WITH_ARDUINO
1091     pthread_mutex_lock(&lock);
1092 #endif
1093     DoAction(info->resource, info->actionset, info->ehRequest);
1094 #ifndef WITH_ARDUINO
1095     pthread_mutex_unlock(&lock);
1096 #endif
1097
1098     if (info->actionset->type == RECURSIVE)
1099     {
1100         ScheduledResourceInfo *schedule;
1101         schedule = (ScheduledResourceInfo *) OICMalloc(
1102                 sizeof(ScheduledResourceInfo));
1103
1104         if (schedule)
1105         {
1106             OIC_LOG(INFO, TAG, "Building New Call Info.");
1107             memset(schedule, 0, sizeof(ScheduledResourceInfo));
1108
1109             if (info->actionset->timesteps > 0)
1110             {
1111 #ifndef WITH_ARDUINO
1112                 pthread_mutex_lock(&lock);
1113 #endif
1114                 schedule->resource = info->resource;
1115                 schedule->actionset = info->actionset;
1116                 schedule->ehRequest = info->ehRequest;
1117
1118                 schedule->time = registerTimer(info->actionset->timesteps,
1119                         &schedule->timer_id,
1120                         &DoScheduledGroupAction);
1121
1122                 OIC_LOG(INFO, TAG, "Reregisteration.");
1123 #ifndef WITH_ARDUINO
1124                 pthread_mutex_unlock(&lock);
1125 #endif
1126                 AddScheduledResource(&scheduleResourceList, schedule);
1127             }
1128             else
1129             {
1130                 OICFree(schedule);
1131             }
1132         }
1133     }
1134
1135     RemoveScheduledResource(&scheduleResourceList, info);
1136
1137     exit:
1138
1139     return;
1140 }
1141
1142 OCStackResult BuildCollectionGroupActionCBORResponse(
1143         OCMethod method/*OCEntityHandlerFlag flag*/, OCResource *resource,
1144         OCEntityHandlerRequest *ehRequest)
1145 {
1146     OCStackResult stackRet = OC_STACK_ERROR;
1147
1148     OIC_LOG(INFO, TAG, "Group Action is requested.");
1149
1150     char *doWhat = NULL;
1151     char *details = NULL;
1152
1153     stackRet = ExtractKeyValueFromRequest(ehRequest, &doWhat, &details);
1154
1155     if(stackRet != OC_STACK_OK)
1156     {
1157         OIC_LOG_V(ERROR, TAG, "ExtractKeyValueFromRequest failed: %d", stackRet);
1158         return stackRet;
1159     }
1160
1161     stackRet = OC_STACK_ERROR;
1162
1163     if (method == OC_REST_PUT)
1164     {
1165         OIC_LOG(INFO, TAG, "Group Action[PUT].");
1166
1167         if (strcmp(doWhat, ACTIONSET) == 0)
1168         {
1169             OCActionSet *actionSet = NULL;
1170             stackRet = BuildActionSetFromString(&actionSet, details);
1171
1172             if(stackRet == OC_STACK_OK)
1173             {
1174                 if (actionSet != NULL)
1175                 {
1176                     stackRet = AddActionSet(&resource->actionsetHead,
1177                             actionSet);
1178                     if (stackRet == OC_STACK_ERROR)
1179                     {
1180                         if(actionSet != NULL)
1181                         {
1182                             DeleteActionSet( &actionSet );
1183                         }
1184                         OIC_LOG(INFO, TAG, "Duplicated ActionSet ");
1185                     }
1186                 }
1187                 else
1188                 {
1189                     stackRet = OC_STACK_ERROR;
1190                     goto exit;
1191                 }
1192             }
1193             else
1194             {
1195                 stackRet = OC_STACK_ERROR;
1196             }
1197
1198         }
1199         else if (strcmp(doWhat, DELETE_ACTIONSET) == 0)
1200         {
1201             if (FindAndDeleteActionSet(&resource, details) == OC_STACK_OK)
1202             {
1203                 stackRet = OC_STACK_OK;
1204             }
1205             else
1206             {
1207                 stackRet = OC_STACK_ERROR;
1208             }
1209         }
1210
1211         OCRepPayload* payload = OCRepPayloadCreate();
1212
1213         if(!payload)
1214         {
1215             OIC_LOG(ERROR, TAG, "Failed to allocate Payload");
1216             stackRet = OC_STACK_ERROR;
1217         }
1218         else
1219         {
1220             OCEntityHandlerResponse response = { 0 };
1221
1222             if(stackRet == OC_STACK_OK)
1223                 response.ehResult = OC_EH_OK;
1224             else
1225                 response.ehResult = OC_EH_ERROR;
1226
1227             // Format the response.  Note this requires some info about the request
1228             response.requestHandle = ehRequest->requestHandle;
1229             response.resourceHandle = ehRequest->resource;
1230             response.payload = (OCPayload*) payload;
1231             response.numSendVendorSpecificHeaderOptions = 0;
1232             memset(response.sendVendorSpecificHeaderOptions, 0,
1233                     sizeof response.sendVendorSpecificHeaderOptions);
1234             memset(response.resourceUri, 0, sizeof response. resourceUri);
1235             // Indicate that response is NOT in a persistent buffer
1236             response.persistentBufferFlag = 0;
1237             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1238
1239             // Send the response
1240             if (OCDoResponse(&response) != OC_STACK_OK)
1241             {
1242                 OIC_LOG(ERROR, TAG, "Error sending response");
1243                 stackRet = OC_STACK_ERROR;
1244             }
1245         }
1246     }
1247     else if (method == OC_REST_POST)
1248     {
1249         OCActionSet *actionset = NULL;
1250
1251         OCRepPayload* payload = OCRepPayloadCreate();
1252         OCRepPayloadSetUri(payload, resource->uri);
1253
1254         if ((strcmp(doWhat, DO_ACTION) == 0)
1255                 || (strcmp(doWhat, "DoScheduledAction") == 0))
1256         {
1257             char *pActionsetName = NULL;
1258             long int delay = -1;
1259
1260             if (strcmp(doWhat, "DoScheduledAction") == 0)
1261             {
1262                 stackRet = ExtractActionSetNameAndDelaytime(details,
1263                         &pActionsetName, &delay);
1264
1265                 OCFREE(details)
1266                 details = pActionsetName;
1267             }
1268             else
1269             {
1270                 stackRet = OC_STACK_OK;
1271             }
1272
1273             if (stackRet == OC_STACK_OK)
1274             {
1275                 if (GetActionSet(details, resource->actionsetHead,
1276                         &actionset) != OC_STACK_OK)
1277                 {
1278                     OIC_LOG(INFO, TAG, "ERROR");
1279                     stackRet = OC_STACK_ERROR;
1280                 }
1281
1282                 if (actionset == NULL)
1283                 {
1284                     OIC_LOG(INFO, TAG, "Cannot Find ActionSet");
1285                     stackRet = OC_STACK_ERROR;
1286                 }
1287                 else
1288                 {
1289                     OIC_LOG(INFO, TAG, "Group Action[POST].");
1290                     if (actionset->type == NONE)
1291                     {
1292                         OIC_LOG_V(INFO, TAG, "Execute ActionSet : %s",
1293                                 actionset->actionsetName);
1294                         unsigned int num = GetNumOfTargetResource(
1295                                 actionset->head);
1296
1297                         ((OCServerRequest *) ehRequest->requestHandle)->ehResponseHandler =
1298                                 HandleAggregateResponse;
1299                         ((OCServerRequest *) ehRequest->requestHandle)->numResponses =
1300                                 num + 1;
1301
1302                         DoAction(resource, actionset,
1303                                 (OCServerRequest*) ehRequest->requestHandle);
1304                         stackRet = OC_STACK_OK;
1305                     }
1306                     else
1307                     {
1308                         OIC_LOG_V(INFO, TAG, "Execute Scheduled ActionSet : %s",
1309                                 actionset->actionsetName);
1310
1311                         delay =
1312                                 (delay == -1 ? actionset->timesteps : delay);
1313
1314                         ScheduledResourceInfo *schedule;
1315                         schedule = (ScheduledResourceInfo *) OICMalloc(
1316                                 sizeof(ScheduledResourceInfo));
1317
1318                         if (schedule)
1319                         {
1320                             OIC_LOG(INFO, TAG, "Building New Call Info.");
1321                             memset(schedule, 0,
1322                                     sizeof(ScheduledResourceInfo));
1323 #ifndef WITH_ARDUINO
1324                             pthread_mutex_lock(&lock);
1325 #endif
1326                             schedule->resource = resource;
1327                             schedule->actionset = actionset;
1328                             schedule->ehRequest =
1329                                     (OCServerRequest*) ehRequest->requestHandle;
1330 #ifndef WITH_ARDUINO
1331                             pthread_mutex_unlock(&lock);
1332 #endif
1333                             if (delay > 0)
1334                             {
1335                                 OIC_LOG_V(INFO, TAG, "delay_time is %ld seconds.",
1336                                         actionset->timesteps);
1337 #ifndef WITH_ARDUINO
1338                                 pthread_mutex_lock(&lock);
1339 #endif
1340                                 schedule->time = registerTimer(delay,
1341                                         &schedule->timer_id,
1342                                         &DoScheduledGroupAction);
1343 #ifndef WITH_ARDUINO
1344                                 pthread_mutex_unlock(&lock);
1345 #endif
1346                                 AddScheduledResource(&scheduleResourceList,
1347                                         schedule);
1348                                 stackRet = OC_STACK_OK;
1349                             }
1350                             else
1351                             {
1352                                 stackRet = OC_STACK_ERROR;
1353                             }
1354                         }
1355                     }
1356                 }
1357             }
1358         }
1359         else if (strcmp(doWhat, "CancelAction") == 0)
1360         {
1361             ScheduledResourceInfo *info =
1362                     GetScheduledResourceByActionSetName(scheduleResourceList, details);
1363
1364             if(info != NULL)
1365             {
1366                 unregisterTimer(info->timer_id);
1367
1368                 RemoveScheduledResource(&scheduleResourceList, info);
1369                 stackRet = OC_STACK_OK;
1370             }
1371             else
1372             {
1373                 stackRet = OC_STACK_ERROR;
1374             }
1375         }
1376
1377         else if (strcmp(doWhat, GET_ACTIONSET) == 0)
1378         {
1379             char *plainText = NULL;
1380             OCActionSet *actionset = NULL;
1381
1382             GetActionSet(details, resource->actionsetHead, &actionset);
1383             if (actionset != NULL)
1384             {
1385                 BuildStringFromActionSet(actionset, &plainText);
1386
1387                 if (plainText != NULL)
1388                 {
1389                     OCRepPayloadSetPropString(payload, ACTIONSET, plainText);
1390                 }
1391                 OICFree(plainText);
1392                 stackRet = OC_STACK_OK;
1393             }
1394         }
1395
1396         if(!payload)
1397         {
1398             OIC_LOG(ERROR, TAG, "Failed to allocate Payload");
1399             stackRet = OC_STACK_ERROR;
1400         }
1401         else
1402         {
1403             OCEntityHandlerResponse response = { 0 };
1404             if(stackRet == OC_STACK_OK)
1405                 response.ehResult = OC_EH_OK;
1406             else
1407                 response.ehResult = OC_EH_ERROR;
1408
1409             // Format the response.  Note this requires some info about the request
1410             response.requestHandle = ehRequest->requestHandle;
1411             response.resourceHandle = ehRequest->resource;
1412             response.payload = (OCPayload*) payload;
1413             response.numSendVendorSpecificHeaderOptions = 0;
1414             memset(response.sendVendorSpecificHeaderOptions, 0,
1415                     sizeof response.sendVendorSpecificHeaderOptions);
1416             memset(response.resourceUri, 0, sizeof response.resourceUri);
1417             // Indicate that response is NOT in a persistent buffer
1418             response.persistentBufferFlag = 0;
1419             response.ehResult = (stackRet == OC_STACK_OK)?OC_EH_OK:OC_EH_ERROR;
1420
1421             // Send the response
1422             if (OCDoResponse(&response) != OC_STACK_OK)
1423             {
1424                 OIC_LOG(ERROR, TAG, "Error sending response");
1425                 stackRet = OC_STACK_ERROR;
1426             }
1427         }
1428     }
1429
1430 exit:
1431
1432     OCFREE(doWhat)
1433     OCFREE(details)
1434
1435     return stackRet;
1436 }