A modelling and serializer library for Microsoft Azure IoTHub client applications
Dependents: sht15_remote_monitoring f767zi_mqtt remote_monitoring simplesample_amqp ... more
This library implements a serializer library to be used in projects involving Microsoft Azure IoT Hub connectivity. The code is replicated from https://github.com/Azure/azure-iot-sdks
schema.c
- Committer:
- Azure.IoT Build
- Date:
- 2016-04-08
- Revision:
- 10:c2aee3965a83
- Parent:
- 0:1f9b2707ec7d
- Child:
- 11:b1327861f5e0
File content as of revision 10:c2aee3965a83:
// Copyright (c) Microsoft. All rights reserved. // Licensed under the MIT license. See LICENSE file in the project root for full license information. #include <stdlib.h> #ifdef _CRTDBG_MAP_ALLOC #include <crtdbg.h> #endif #include "azure_c_shared_utility/gballoc.h" #include "schema.h" #include "azure_c_shared_utility/crt_abstractions.h" #include "azure_c_shared_utility/iot_logging.h" #include "azure_c_shared_utility/vector.h" DEFINE_ENUM_STRINGS(SCHEMA_RESULT, SCHEMA_RESULT_VALUES); typedef struct PROPERTY_TAG { const char* PropertyName; const char* PropertyType; } PROPERTY; typedef struct SCHEMA_ACTION_ARGUMENT_TAG { const char* Name; const char* Type; } SCHEMA_ACTION_ARGUMENT; typedef struct ACTION_TAG { const char* ActionName; size_t ArgumentCount; SCHEMA_ACTION_ARGUMENT_HANDLE* ArgumentHandles; } ACTION; typedef struct MODEL_IN_MODEL_TAG { const char* propertyName; SCHEMA_MODEL_TYPE_HANDLE modelHandle; } MODEL_IN_MODEL; typedef struct MODEL_TYPE_TAG { const char* Name; SCHEMA_HANDLE SchemaHandle; SCHEMA_PROPERTY_HANDLE* Properties; size_t PropertyCount; SCHEMA_ACTION_HANDLE* Actions; size_t ActionCount; VECTOR_HANDLE models; size_t DeviceCount; } MODEL_TYPE; typedef struct STRUCT_TYPE_TAG { const char* Name; SCHEMA_PROPERTY_HANDLE* Properties; size_t PropertyCount; } STRUCT_TYPE; typedef struct SCHEMA_TAG { const char* Namespace; SCHEMA_MODEL_TYPE_HANDLE* ModelTypes; size_t ModelTypeCount; SCHEMA_STRUCT_TYPE_HANDLE* StructTypes; size_t StructTypeCount; } SCHEMA; static VECTOR_HANDLE g_schemas = NULL; static void DestroyProperty(SCHEMA_PROPERTY_HANDLE propertyHandle) { PROPERTY* propertyType = (PROPERTY*)propertyHandle; free((void*)propertyType->PropertyName); free((void*)propertyType->PropertyType); free(propertyType); } static void DestroyActionArgument(SCHEMA_ACTION_ARGUMENT_HANDLE actionArgumentHandle) { SCHEMA_ACTION_ARGUMENT* actionArgument = (SCHEMA_ACTION_ARGUMENT*)actionArgumentHandle; if (actionArgument != NULL) { free((void*)actionArgument->Name); free((void*)actionArgument->Type); free(actionArgument); } } static void DestroyAction(SCHEMA_ACTION_HANDLE actionHandle) { ACTION* action = (ACTION*)actionHandle; if (action != NULL) { size_t j; for (j = 0; j < action->ArgumentCount; j++) { DestroyActionArgument(action->ArgumentHandles[j]); } free(action->ArgumentHandles); free((void*)action->ActionName); free(action); } } static void DestroyStruct(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle) { size_t i; STRUCT_TYPE* structType = (STRUCT_TYPE*)structTypeHandle; if (structType != NULL) { for (i = 0; i < structType->PropertyCount; i++) { DestroyProperty(structType->Properties[i]); } free(structType->Properties); free((void*)structType->Name); free(structType); } } static void DestroyModel(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; size_t i; free((void*)modelType->Name); modelType->Name = NULL; for (i = 0; i < modelType->PropertyCount; i++) { DestroyProperty(modelType->Properties[i]); } free(modelType->Properties); for (i = 0; i < modelType->ActionCount; i++) { DestroyAction(modelType->Actions[i]); } /*destroy the vector holding the added models. This does not destroy the said models, however, their names shall be*/ for (i = 0; i < VECTOR_size(modelType->models); i++) { MODEL_IN_MODEL* temp = (MODEL_IN_MODEL*)VECTOR_element(modelType->models, i); free((void*)temp->propertyName); } VECTOR_clear(modelType->models); VECTOR_destroy(modelType->models); free(modelType->Actions); free(modelType); } static SCHEMA_RESULT AddModelProperty(MODEL_TYPE* modelType, const char* name, const char* type) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_013:[If any of the arguments is NULL, Schema_AddModelProperty shall return SCHEMA_INVALID_ARG.] */ if ((modelType == NULL) || (name == NULL) || (type == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { size_t i; /* Codes_SRS_SCHEMA_99_015:[The property name shall be unique per model, if the same property name is added twice to a model, SCHEMA_DUPLICATE_ELEMENT shall be returned.] */ for (i = 0; i < modelType->PropertyCount; i++) { PROPERTY* property = (PROPERTY*)modelType->Properties[i]; if (strcmp(property->PropertyName, name) == 0) { break; } } if (i < modelType->PropertyCount) { result = SCHEMA_DUPLICATE_ELEMENT; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { SCHEMA_PROPERTY_HANDLE* newProperties = (SCHEMA_PROPERTY_HANDLE*)realloc(modelType->Properties, sizeof(SCHEMA_PROPERTY_HANDLE) * (modelType->PropertyCount + 1)); if (newProperties == NULL) { /* Codes_SRS_SCHEMA_99_014:[On any other error, Schema_AddModelProperty shall return SCHEMA_ERROR.] */ result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { PROPERTY* newProperty; modelType->Properties = newProperties; if ((newProperty = (PROPERTY*)malloc(sizeof(PROPERTY))) == NULL) { /* Codes_SRS_SCHEMA_99_014:[On any other error, Schema_AddModelProperty shall return SCHEMA_ERROR.] */ result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { if (mallocAndStrcpy_s((char**)&newProperty->PropertyName, name) != 0) { /* Codes_SRS_SCHEMA_99_014:[On any other error, Schema_AddModelProperty shall return SCHEMA_ERROR.] */ free(newProperty); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else if (mallocAndStrcpy_s((char**)&newProperty->PropertyType, type) != 0) { /* Codes_SRS_SCHEMA_99_014:[On any other error, Schema_AddModelProperty shall return SCHEMA_ERROR.] */ free((void*)newProperty->PropertyName); free(newProperty); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { modelType->Properties[modelType->PropertyCount] = (SCHEMA_PROPERTY_HANDLE)newProperty; modelType->PropertyCount++; /* Codes_SRS_SCHEMA_99_012:[On success, Schema_AddModelProperty shall return SCHEMA_OK.] */ result = SCHEMA_OK; } } /* If possible, reduce the memory of over allocation */ if (result != SCHEMA_OK) { SCHEMA_PROPERTY_HANDLE* oldProperties = (SCHEMA_PROPERTY_HANDLE*)realloc(modelType->Properties, sizeof(SCHEMA_PROPERTY_HANDLE) * modelType->PropertyCount); if (oldProperties == NULL) { result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { modelType->Properties = oldProperties; } } } } } return result; } static bool SchemaHandlesMatch(const SCHEMA_HANDLE* handle, const SCHEMA_HANDLE* otherHandle) { return (*handle == *otherHandle); } static bool SchemaNamespacesMatch(const SCHEMA_HANDLE* handle, const char* schemaNamespace) { const SCHEMA* schema = (SCHEMA*)*handle; return (strcmp(schema->Namespace, schemaNamespace) == 0); } /* Codes_SRS_SCHEMA_99_001:[Schema_Create shall initialize a schema with a given namespace.] */ SCHEMA_HANDLE Schema_Create(const char* schemaNamespace) { SCHEMA* result; /* Codes_SRS_SCHEMA_99_004:[If schemaNamespace is NULL, Schema_Create shall fail.] */ if (schemaNamespace == NULL) { /* Codes_SRS_SCHEMA_99_003:[On failure, NULL shall be returned.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { if (g_schemas == NULL && (g_schemas = VECTOR_create(sizeof(SCHEMA*) ) ) == NULL) { /* Codes_SRS_SCHEMA_99_003:[On failure, NULL shall be returned.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else if ((result = (SCHEMA*)malloc(sizeof(SCHEMA))) == NULL) { /* Codes_SRS_SCHEMA_99_003:[On failure, NULL shall be returned.] */ LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else if (mallocAndStrcpy_s((char**)&result->Namespace, schemaNamespace) != 0) { /* Codes_SRS_SCHEMA_99_003:[On failure, NULL shall be returned.] */ free(result); result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else if (VECTOR_push_back(g_schemas, &result, 1) != 0) { free((void*)result->Namespace); free(result); result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { /* Codes_SRS_SCHEMA_99_002:[On success a non-NULL handle to the newly created schema shall be returned.] */ result->ModelTypes = NULL; result->ModelTypeCount = 0; result->StructTypes = NULL; result->StructTypeCount = 0; } } return (SCHEMA_HANDLE)result; } size_t Schema_GetSchemaCount(void) { /* Codes_SRS_SCHEMA_99_153: [Schema_GetSchemaCount shall return the number of "active" schemas (all schemas created with Schema_Create in the current process, for which Schema_Destroy has not been called).] */ return VECTOR_size(g_schemas); } SCHEMA_HANDLE Schema_GetSchemaByNamespace(const char* schemaNamespace) { /* Codes_SRS_SCHEMA_99_151: [If no active schema matches the schemaNamespace argument, Schema_GetSchemaByNamespace shall return NULL.] */ SCHEMA_HANDLE result = NULL; /* Codes_SRS_SCHEMA_99_150: [If the schemaNamespace argument is NULL, Schema_GetSchemaByNamespace shall return NULL.] */ if (schemaNamespace != NULL) { SCHEMA_HANDLE* handle = (SCHEMA_HANDLE*)VECTOR_find_if(g_schemas, (PREDICATE_FUNCTION)SchemaNamespacesMatch, schemaNamespace); if (handle != NULL) { /* Codes_SRS_SCHEMA_99_148: [Schema_GetSchemaByNamespace shall search all active schemas and return the schema with the namespace given by the schemaNamespace argument.] */ result = *handle; } } return result; } const char* Schema_GetSchemaNamespace(SCHEMA_HANDLE schemaHandle) { const char* result; /* Codes_SRS_SCHEMA_99_130: [If the schemaHandle argument is NULL, Schema_GetSchemaNamespace shall return NULL.] */ if (schemaHandle == NULL) { result = NULL; } else { /* Codes_SRS_SCHEMA_99_129: [Schema_GetSchemaNamespace shall return the namespace for the schema identified by schemaHandle.] */ result = ((SCHEMA*)schemaHandle)->Namespace; } return result; } void Schema_Destroy(SCHEMA_HANDLE schemaHandle) { /* Codes_SRS_SCHEMA_99_006:[If the schemaHandle is NULL, Schema_Destroy shall do nothing.] */ if (schemaHandle != NULL) { SCHEMA* schema = (SCHEMA*)schemaHandle; size_t i; /* Codes_SRS_SCHEMA_99_005:[Schema_Destroy shall free all resources associated with a schema.] */ for (i = 0; i < schema->ModelTypeCount; i++) { DestroyModel(schema->ModelTypes[i]); } free(schema->ModelTypes); /* Codes_SRS_SCHEMA_99_005:[Schema_Destroy shall free all resources associated with a schema.] */ for (i = 0; i < schema->StructTypeCount; i++) { DestroyStruct(schema->StructTypes[i]); } free(schema->StructTypes); free((void*)schema->Namespace); free(schema); schema = (SCHEMA*)VECTOR_find_if(g_schemas, (PREDICATE_FUNCTION)SchemaHandlesMatch, &schemaHandle); if (schema != NULL) { VECTOR_erase(g_schemas, schema, 1); } // If the g_schema is empty then destroy it if (VECTOR_size(g_schemas) == 0) { VECTOR_destroy(g_schemas); g_schemas = NULL; } } } SCHEMA_RESULT Schema_DestroyIfUnused(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_07_189: [If modelHandle variable is NULL Schema_DestroyIfUnused shall do nothing.] */ if (modelTypeHandle != NULL) { SCHEMA_HANDLE schemaHandle = Schema_GetSchemaForModelType(modelTypeHandle); if (schemaHandle == NULL) { result = SCHEMA_ERROR; } else { SCHEMA* schema = (SCHEMA*)schemaHandle; size_t nIndex; /* Codes_SRS_SCHEMA_07_190: [Schema_DestroyIfUnused shall iterate through the ModuleTypes objects and if all the DeviceCount variables 0 then it will delete the schemaHandle.] */ for (nIndex = 0; nIndex < schema->ModelTypeCount; nIndex++) { MODEL_TYPE* modelType = (MODEL_TYPE*)schema->ModelTypes[nIndex]; if (modelType->DeviceCount > 0) break; } /* Codes_SRS_SCHEMA_07_191: [If 1 or more DeviceCount variables are > 0 then Schema_DestroyIfUnused shall do nothing.] */ if (nIndex == schema->ModelTypeCount) { Schema_Destroy(schemaHandle); result = SCHEMA_OK; } else { result = SCHEMA_MODEL_IN_USE; } } } else { result = SCHEMA_INVALID_ARG; } return result; } SCHEMA_RESULT Schema_AddDeviceRef(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { SCHEMA_RESULT result; if (modelTypeHandle == NULL) { /* Codes_SRS_SCHEMA_07_187: [Schema_AddDeviceRef shall return SCHEMA_INVALID_ARG if modelTypeHandle is NULL.] */ result = SCHEMA_INVALID_ARG; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_07_188: [If the modelTypeHandle is nonNULL, Schema_AddDeviceRef shall increment the MODEL_TYPE DeviceCount variable.] */ model->DeviceCount++; result = SCHEMA_OK; } return result; } SCHEMA_RESULT Schema_ReleaseDeviceRef(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_07_184: [Schema_DeviceRelease shall do nothing if the supplied modelHandle is NULL.] */ if (modelTypeHandle == NULL) { result = SCHEMA_INVALID_ARG; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; if (model->DeviceCount > 0) { /* Codes_SRS_SCHEMA_07_186: [On a nonNULL SCHEMA_MODEL_TYPE_HANDLE if the DeviceCount variable is > 0 then the variable will be decremented.] */ model->DeviceCount--; result = SCHEMA_OK; } else { result = SCHEMA_DEVICE_COUNT_ZERO; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } } return result; } /* Codes_SRS_SCHEMA_99_007:[Schema_CreateModelType shall create a new model type and return a handle to it.] */ SCHEMA_MODEL_TYPE_HANDLE Schema_CreateModelType(SCHEMA_HANDLE schemaHandle, const char* modelName) { SCHEMA_MODEL_TYPE_HANDLE result; /* Codes_SRS_SCHEMA_99_010:[If any of the arguments is NULL, Schema_CreateModelType shall fail.] */ if ((schemaHandle == NULL) || (modelName == NULL)) { /* Codes_SRS_SCHEMA_99_009:[On failure, Schema_CreateModelType shall return NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_100: [Schema_CreateModelType shall return SCHEMA_DUPLICATE_ELEMENT if modelName already exists.] */ size_t i; for (i = 0; i < schema->ModelTypeCount; i++) { MODEL_TYPE* model = (MODEL_TYPE*)(schema->ModelTypes[i]); if (strcmp(model->Name, modelName) == 0) { break; } } if (i < schema->ModelTypeCount) { /* Codes_SRS_SCHEMA_99_009:[On failure, Schema_CreateModelType shall return NULL.] */ result = NULL; LogError("%s Model Name already exists", modelName); } else { SCHEMA_MODEL_TYPE_HANDLE* newModelTypes = (SCHEMA_MODEL_TYPE_HANDLE*)realloc(schema->ModelTypes, sizeof(SCHEMA_MODEL_TYPE_HANDLE) * (schema->ModelTypeCount + 1)); if (newModelTypes == NULL) { /* Codes_SRS_SCHEMA_99_009:[On failure, Schema_CreateModelType shall return NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { MODEL_TYPE* modelType; schema->ModelTypes = newModelTypes; if ((modelType = (MODEL_TYPE*)malloc(sizeof(MODEL_TYPE))) == NULL) { /* Codes_SRS_SCHEMA_99_009:[On failure, Schema_CreateModelType shall return NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else if (mallocAndStrcpy_s((char**)&modelType->Name, modelName) != 0) { /* Codes_SRS_SCHEMA_99_009:[On failure, Schema_CreateModelType shall return NULL.] */ result = NULL; free(modelType); LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { modelType->PropertyCount = 0; modelType->Properties = NULL; modelType->ActionCount = 0; modelType->Actions = NULL; modelType->SchemaHandle = schemaHandle; modelType->DeviceCount = 0; modelType->models = VECTOR_create(sizeof(MODEL_IN_MODEL) ); schema->ModelTypes[schema->ModelTypeCount] = modelType; schema->ModelTypeCount++; /* Codes_SRS_SCHEMA_99_008:[On success, a non-NULL handle shall be returned.] */ result = (SCHEMA_MODEL_TYPE_HANDLE)modelType; } /* If possible, reduce the memory of over allocation */ if (result == NULL) { SCHEMA_MODEL_TYPE_HANDLE* oldModelTypes = (SCHEMA_MODEL_TYPE_HANDLE*)realloc(schema->ModelTypes, sizeof(SCHEMA_MODEL_TYPE_HANDLE) * schema->ModelTypeCount); if (oldModelTypes == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { schema->ModelTypes = oldModelTypes; } } } } } return result; } SCHEMA_HANDLE Schema_GetSchemaForModelType(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { SCHEMA_HANDLE result; if (modelTypeHandle == NULL) { /* Codes_SRS_SCHEMA_99_132: [If the modelTypeHandle argument is NULL, Schema_GetSchemaForModelType shall return NULL.] */ result = NULL; } else { /* Codes_SRS_SCHEMA_99_131: [Schema_GetSchemaForModelType returns the schema handle for a given model type.] */ result = ((MODEL_TYPE*)modelTypeHandle)->SchemaHandle; } return result; } /* Codes_SRS_SCHEMA_99_011:[Schema_AddModelProperty shall add one property to the model type identified by modelTypeHandle.] */ SCHEMA_RESULT Schema_AddModelProperty(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* propertyName, const char* propertyType) { return AddModelProperty((MODEL_TYPE*)modelTypeHandle, propertyName, propertyType); } SCHEMA_ACTION_HANDLE Schema_CreateModelAction(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* actionName) { SCHEMA_ACTION_HANDLE result; /* Codes_SRS_SCHEMA_99_104: [If any of the modelTypeHandle or actionName arguments is NULL, Schema_CreateModelAction shall return NULL.] */ if ((modelTypeHandle == NULL) || (actionName == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; size_t i; /* Codes_SRS_SCHEMA_99_105: [The action name shall be unique per model, if the same action name is added twice to a model, Schema_CreateModelAction shall return NULL.] */ for (i = 0; i < modelType->ActionCount; i++) { ACTION* action = (ACTION*)modelType->Actions[i]; if (strcmp(action->ActionName, actionName) == 0) { break; } } if (i < modelType->ActionCount) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_DUPLICATE_ELEMENT)); } else { /* Codes_SRS_SCHEMA_99_102: [Schema_CreateModelAction shall add one action to the model type identified by modelTypeHandle.] */ SCHEMA_ACTION_HANDLE* newActions = (SCHEMA_ACTION_HANDLE*)realloc(modelType->Actions, sizeof(SCHEMA_ACTION_HANDLE) * (modelType->ActionCount + 1)); if (newActions == NULL) { /* Codes_SRS_SCHEMA_99_106: [On any other error, Schema_CreateModelAction shall return NULL.]*/ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { ACTION* newAction; modelType->Actions = newActions; /* Codes_SRS_SCHEMA_99_103: [On success, Schema_CreateModelAction shall return a none-NULL SCHEMA_ACTION_HANDLE to the newly created action.] */ if ((newAction = (ACTION*)malloc(sizeof(ACTION))) == NULL) { /* Codes_SRS_SCHEMA_99_106: [On any other error, Schema_CreateModelAction shall return NULL.]*/ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { if (mallocAndStrcpy_s((char**)&newAction->ActionName, actionName) != 0) { /* Codes_SRS_SCHEMA_99_106: [On any other error, Schema_CreateModelAction shall return NULL.]*/ free(newAction); result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { newAction->ArgumentCount = 0; newAction->ArgumentHandles = NULL; modelType->Actions[modelType->ActionCount] = newAction; modelType->ActionCount++; result = (SCHEMA_ACTION_HANDLE)(newAction); } /* If possible, reduce the memory of over allocation */ if (result == NULL) { SCHEMA_ACTION_HANDLE* oldActions = (SCHEMA_ACTION_HANDLE*)realloc(modelType->Actions, sizeof(SCHEMA_ACTION_HANDLE) * modelType->ActionCount); if (oldActions == NULL) { LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { modelType->Actions = oldActions; } } } } } } return result; } SCHEMA_RESULT Schema_AddModelActionArgument(SCHEMA_ACTION_HANDLE actionHandle, const char* argumentName, const char* argumentType) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_109: [If any of the arguments is NULL, Schema_AddModelActionArgument shall return SCHEMA_INVALID_ARG.] */ if ((actionHandle == NULL) || (argumentName == NULL) || (argumentType == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { ACTION* action = (ACTION*)actionHandle; /* Codes_SRS_SCHEMA_99_110: [The argument name shall be unique per action, if the same name is added twice to an action, SCHEMA_DUPLICATE_ELEMENT shall be returned.] */ /* Codes_SRS_SCHEMA_99_111: [Schema_AddModelActionArgument shall accept arguments with different names of the same type.] */ size_t i; for (i = 0; i < action->ArgumentCount; i++) { SCHEMA_ACTION_ARGUMENT* actionArgument = (SCHEMA_ACTION_ARGUMENT*)action->ArgumentHandles[i]; if (strcmp((actionArgument->Name), argumentName) == 0) { break; } } if (i < action->ArgumentCount) { result = SCHEMA_DUPLICATE_ELEMENT; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /* Codes_SRS_SCHEMA_99_107: [Schema_AddModelActionArgument shall add one argument name & type to an action identified by actionHandle.] */ SCHEMA_ACTION_ARGUMENT_HANDLE* newArguments = (SCHEMA_ACTION_ARGUMENT_HANDLE*)realloc(action->ArgumentHandles, sizeof(SCHEMA_ACTION_ARGUMENT_HANDLE) * (action->ArgumentCount + 1)); if (newArguments == NULL) { /* Codes_SRS_SCHEMA_99_112: [On any other error, Schema_ AddModelActionArgumet shall return SCHEMA_ERROR.] */ result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { SCHEMA_ACTION_ARGUMENT* newActionArgument; if ((newActionArgument = (SCHEMA_ACTION_ARGUMENT*)malloc(sizeof(SCHEMA_ACTION_ARGUMENT))) == NULL) { /* Codes_SRS_SCHEMA_99_112: [On any other error, Schema_ AddModelActionArgumet shall return SCHEMA_ERROR.] */ result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { if (mallocAndStrcpy_s((char**)&newActionArgument->Name, argumentName) != 0) { /* Codes_SRS_SCHEMA_99_112: [On any other error, Schema_ AddModelActionArgumet shall return SCHEMA_ERROR.] */ free(newActionArgument); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else if (mallocAndStrcpy_s((char**)&newActionArgument->Type, argumentType) != 0) { /* Codes_SRS_SCHEMA_99_112: [On any other error, Schema_ AddModelActionArgumet shall return SCHEMA_ERROR.] */ free((void*)newActionArgument->Name); free(newActionArgument); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { action->ArgumentHandles = newArguments; /* Codes_SRS_SCHEMA_99_119: [Schema_AddModelActionArgument shall preserve the order of the action arguments according to the order in which they were added, starting with index 0 for the first added argument.] */ action->ArgumentHandles[action->ArgumentCount] = newActionArgument; action->ArgumentCount++; /* Codes_SRS_SCHEMA_99_108: [On success, Schema_AddModelActionArgunent shall return SCHEMA_OK.] */ result = SCHEMA_OK; } } /* If possible, reduce the memory of over allocation */ if (result == SCHEMA_ERROR) { SCHEMA_ACTION_ARGUMENT_HANDLE* oldArguments = (SCHEMA_ACTION_ARGUMENT_HANDLE*)realloc(action->ArgumentHandles, sizeof(SCHEMA_ACTION_ARGUMENT_HANDLE) * action->ArgumentCount); if (oldArguments == NULL) { LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { action->ArgumentHandles = oldArguments; } } } } } return result; } SCHEMA_PROPERTY_HANDLE Schema_GetModelPropertyByName(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* propertyName) { SCHEMA_PROPERTY_HANDLE result; /* Codes_SRS_SCHEMA_99_038:[Schema_GetModelPropertyByName shall return NULL if unable to find a matching property or if any of the arguments are NULL.] */ if ((modelTypeHandle == NULL) || (propertyName == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { size_t i; MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_036:[Schema_GetModelPropertyByName shall return a non-NULL SCHEMA_PROPERTY_HANDLE corresponding to the model type identified by modelTypeHandle and matching the propertyName argument value.] */ for (i = 0; i < modelType->PropertyCount; i++) { PROPERTY* modelProperty = (PROPERTY*)modelType->Properties[i]; if (strcmp(modelProperty->PropertyName, propertyName) == 0) { break; } } if (i == modelType->PropertyCount) { /* Codes_SRS_SCHEMA_99_038:[Schema_GetModelPropertyByName shall return NULL if unable to find a matching property or if any of the arguments are NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ELEMENT_NOT_FOUND)); } else { result = (SCHEMA_PROPERTY_HANDLE)(modelType->Properties[i]); } } return result; } SCHEMA_RESULT Schema_GetModelPropertyCount(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t* propertyCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_092: [Schema_GetModelPropertyCount shall return SCHEMA_INVALID_ARG if any of the arguments is NULL.] */ if ((modelTypeHandle == NULL) || (propertyCount == NULL)) { result = SCHEMA_INVALID_ARG; } else { /* Codes_SRS_SCHEMA_99_089: [Schema_GetModelPropertyCount shall provide the number of properties defined in the model type identified by modelTypeHandle.] */ MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_090: [The count shall be provided via the out argument propertyCount.]*/ *propertyCount = modelType->PropertyCount; /* Codes_SRS_SCHEMA_99_091: [On success, Schema_GetModelPropertyCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_PROPERTY_HANDLE Schema_GetModelPropertyByIndex(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t index) { SCHEMA_PROPERTY_HANDLE result; MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_094: [Schema_GetModelProperty shall return NULL if the index specified is outside the valid range or if modelTypeHandle argument is NULL.] */ if ((modelTypeHandle == NULL) || (index >= modelType->PropertyCount)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Tests_SRS_SCHEMA_99_093: [Schema_GetModelProperty shall return a non-NULL SCHEMA_PROPERTY_HANDLE corresponding to the model type identified by modelTypeHandle and matching the index number provided by the index argument.] */ /* Codes_SRS_SCHEMA_99_097: [index is zero based, and the order in which actions were added shall be the index in which they will be retrieved.] */ result = modelType->Properties[index]; } return result; } SCHEMA_ACTION_HANDLE Schema_GetModelActionByName(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* actionName) { SCHEMA_ACTION_HANDLE result; /* Codes_SRS_SCHEMA_99_041:[Schema_GetModelActionByName shall return NULL if unable to find a matching action, if any of the arguments are NULL.] */ if ((modelTypeHandle == NULL) || (actionName == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { size_t i; MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_040:[Schema_GetModelActionByName shall return a non-NULL SCHEMA_ACTION_HANDLE corresponding to the model type identified by modelTypeHandle and matching the actionName argument value.] */ for (i = 0; i < modelType->ActionCount; i++) { ACTION* modelAction = (ACTION*)modelType->Actions[i]; if (strcmp(modelAction->ActionName, actionName) == 0) { break; } } if (i == modelType->ActionCount) { /* Codes_SRS_SCHEMA_99_041:[Schema_GetModelActionByName shall return NULL if unable to find a matching action, if any of the arguments are NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ELEMENT_NOT_FOUND)); } else { result = modelType->Actions[i]; } } return result; } SCHEMA_RESULT Schema_GetModelActionCount(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t* actionCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_045:[If any of the modelTypeHandle or actionCount arguments is NULL, Schema_GetModelActionCount shall return SCHEMA_INVALID_ARG.] */ if ((modelTypeHandle == NULL) || (actionCount == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result=%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /* Codes_SRS_SCHEMA_99_042:[Schema_GetModelActionCount shall provide the total number of actions defined in a model type identified by the modelTypeHandle.] */ MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_043:[The count shall be provided via the out argument actionCount.] */ *actionCount = modelType->ActionCount; /* Codes_SRS_SCHEMA_99_044:[On success, Schema_GetModelActionCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_ACTION_HANDLE Schema_GetModelActionByIndex(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t index) { SCHEMA_ACTION_HANDLE result; MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_048:[Schema_GetModelAction shall return NULL if the index specified is outside the valid range or if modelTypeHandle argument is NULL.] */ if ((modelType == NULL) || (index >= modelType->ActionCount)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_047:[Schema_GetModelAction shall return a non-NULL SCHEMA_ACTION_HANDLE corresponding to the model type identified by modelTypeHandle and matching the index number provided by the index argument.] */ /* Codes_SRS_SCHEMA_99_096: [index is zero based and the order in which actions were added shall be the index in which they will be retrieved.] */ result = modelType->Actions[index]; } return result; } const char* Schema_GetModelActionName(SCHEMA_ACTION_HANDLE actionHandle) { const char* result; /* Codes_SRS_SCHEMA_99_050:[If the actionHandle is NULL, Schema_GetModelActionName shall return NULL.] */ if (actionHandle == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { ACTION* action = (ACTION*)actionHandle; /* Codes_SRS_SCHEMA_99_049:[Schema_GetModelActionName shall return the action name for a given action handle.] */ result = action->ActionName; } return result; } SCHEMA_RESULT Schema_GetModelActionArgumentCount(SCHEMA_ACTION_HANDLE actionHandle, size_t* argumentCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_054:[If any argument is NULL, Schema_GetModelActionArgumentCount shall return SCHEMA_INVALID_ARG.] */ if ((actionHandle == NULL) || (argumentCount == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result=%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { ACTION* modelAction = (ACTION*)actionHandle; /* Codes_SRS_SCHEMA_99_051:[Schema_GetModelActionArgumentCount shall provide the number of arguments for a specific schema action identified by actionHandle.] */ /* Codes_SRS_SCHEMA_99_052:[The argument count shall be provided via the out argument argumentCount.] */ *argumentCount = modelAction->ArgumentCount; /* Codes_SRS_SCHEMA_99_053:[On success, Schema_GetModelActionArgumentCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_ACTION_ARGUMENT_HANDLE Schema_GetModelActionArgumentByName(SCHEMA_ACTION_HANDLE actionHandle, const char* actionArgumentName) { SCHEMA_ACTION_ARGUMENT_HANDLE result; /* Codes_SRS_SCHEMA_99_118: [Schema_GetModelActionArgumentByName shall return NULL if unable to find a matching argument or if any of the arguments are NULL.] */ if ((actionHandle == NULL) || (actionArgumentName == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_118: [Schema_GetModelActionArgumentByName shall return NULL if unable to find a matching argument or if any of the arguments are NULL.] */ ACTION* modelAction = (ACTION*)actionHandle; size_t i; for (i = 0; i < modelAction->ArgumentCount; i++) { SCHEMA_ACTION_ARGUMENT* actionArgument = (SCHEMA_ACTION_ARGUMENT*)modelAction->ArgumentHandles[i]; if (strcmp(actionArgument->Name, actionArgumentName) == 0) { break; } } if (i == modelAction->ArgumentCount) { /* Codes_SRS_SCHEMA_99_118: [Schema_GetModelActionArgumentByName shall return NULL if unable to find a matching argument or if any of the arguments are NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ELEMENT_NOT_FOUND)); } else { /* Codes_SRS_SCHEMA_99_117: [Schema_GetModelActionArgumentByName shall return a non-NULL handle corresponding to an action argument identified by the actionHandle and actionArgumentName.] */ result = modelAction->ArgumentHandles[i]; } } return result; } SCHEMA_ACTION_ARGUMENT_HANDLE Schema_GetModelActionArgumentByIndex(SCHEMA_ACTION_HANDLE actionHandle, size_t argumentIndex) { SCHEMA_ACTION_ARGUMENT_HANDLE result; ACTION* modelAction = (ACTION*)actionHandle; /* Codes_SRS_SCHEMA_99_056:[Schema_GetModelActionArgument shall return NULL if the index specified is outside the valid range or if the actionHandle argument is NULL.] */ if ((actionHandle == NULL) || (argumentIndex >= modelAction->ArgumentCount)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_055:[Schema_GetModelActionArgument shall return a non-NULL SCHEMA_ACTION_ARGUMENT_HANDLE corresponding to the action type identified by actionHandle and matching the index number provided by the argumentIndex argument.] */ result = modelAction->ArgumentHandles[argumentIndex]; } return result; } const char* Schema_GetActionArgumentName(SCHEMA_ACTION_ARGUMENT_HANDLE actionArgumentHandle) { const char* result; /* Codes_SRS_SCHEMA_99_114: [Schema_GetActionArgumentName shall return NULL if actionArgumentHandle is NULL.] */ if (actionArgumentHandle == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_113: [Schema_GetActionArgumentName shall return the argument name identified by the actionArgumentHandle.] */ SCHEMA_ACTION_ARGUMENT* actionArgument = (SCHEMA_ACTION_ARGUMENT*)actionArgumentHandle; result = actionArgument->Name; } return result; } const char* Schema_GetActionArgumentType(SCHEMA_ACTION_ARGUMENT_HANDLE actionArgumentHandle) { const char* result; /* Codes_SRS_SCHEMA_99_116: [Schema_GetActionArgumentType shall return NULL if actionArgumentHandle is NULL.] */ if (actionArgumentHandle == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_115: [Schema_GetActionArgumentType shall return the argument type identified by the actionArgumentHandle.] */ SCHEMA_ACTION_ARGUMENT* actionArgument = (SCHEMA_ACTION_ARGUMENT*)actionArgumentHandle; result = actionArgument->Type; } return result; } SCHEMA_STRUCT_TYPE_HANDLE Schema_CreateStructType(SCHEMA_HANDLE schemaHandle, const char* typeName) { SCHEMA_STRUCT_TYPE_HANDLE result; SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_060:[If any of the arguments is NULL, Schema_CreateStructType shall return NULL.] */ if ((schema == NULL) || (typeName == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { STRUCT_TYPE* structType; size_t i; /* Codes_SRS_SCHEMA_99_061:[If a struct type with the same name already exists, Schema_CreateStructType shall return NULL.] */ for (i = 0; i < schema->StructTypeCount; i++) { structType = (STRUCT_TYPE*)schema->StructTypes[i]; if (strcmp(structType->Name, typeName) == 0) { break; } } if (i < schema->StructTypeCount) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_DUPLICATE_ELEMENT)); } else { SCHEMA_STRUCT_TYPE_HANDLE* newStructTypes = (SCHEMA_STRUCT_TYPE_HANDLE*)realloc(schema->StructTypes, sizeof(SCHEMA_STRUCT_TYPE_HANDLE) * (schema->StructTypeCount + 1)); if (newStructTypes == NULL) { /* Codes_SRS_SCHEMA_99_066:[On any other error, Schema_CreateStructType shall return NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { schema->StructTypes = newStructTypes; if ((structType = (STRUCT_TYPE*)malloc(sizeof(STRUCT_TYPE))) == NULL) { /* Codes_SRS_SCHEMA_99_066:[On any other error, Schema_CreateStructType shall return NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else if (mallocAndStrcpy_s((char**)&structType->Name, typeName) != 0) { /* Codes_SRS_SCHEMA_99_066:[On any other error, Schema_CreateStructType shall return NULL.] */ result = NULL; free(structType); LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { /* Codes_SRS_SCHEMA_99_057:[Schema_CreateStructType shall create a new struct type and return a handle to it.] */ schema->StructTypes[schema->StructTypeCount] = structType; schema->StructTypeCount++; structType->PropertyCount = 0; structType->Properties = NULL; /* Codes_SRS_SCHEMA_99_058:[On success, a non-NULL handle shall be returned.] */ result = (SCHEMA_STRUCT_TYPE_HANDLE)structType; } /* If possible, reduce the memory of over allocation */ if (result == NULL) { SCHEMA_STRUCT_TYPE_HANDLE* oldStructTypes = (SCHEMA_STRUCT_TYPE_HANDLE*)realloc(schema->StructTypes, sizeof(SCHEMA_STRUCT_TYPE_HANDLE) * schema->StructTypeCount); if (oldStructTypes == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ERROR)); } else { schema->StructTypes = oldStructTypes; } } } } } return result; } const char* Schema_GetStructTypeName(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle) { const char* result; /* Codes_SRS_SCHEMA_99_136: [If structTypeHandle is NULL, Schema_GetStructTypeName shall return NULL.] */ if (structTypeHandle == NULL) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_135: [Schema_GetStructTypeName shall return the name of a struct type identified by the structTypeHandle argument.] */ result = ((STRUCT_TYPE*)structTypeHandle)->Name; } return result; } SCHEMA_RESULT Schema_GetStructTypeCount(SCHEMA_HANDLE schemaHandle, size_t* structTypeCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_140: [Schema_GetStructTypeCount shall return SCHEMA_INVALID_ARG if any of the arguments is NULL.] */ if ((schemaHandle == NULL) || (structTypeCount == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /* Codes_SRS_SCHEMA_99_137: [Schema_GetStructTypeCount shall provide the number of structs defined in the schema identified by schemaHandle.] */ SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_138: [The count shall be provided via the out argument structTypeCount.] */ *structTypeCount = schema->StructTypeCount; /* Codes_SRS_SCHEMA_99_139: [On success, Schema_GetStructTypeCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_STRUCT_TYPE_HANDLE Schema_GetStructTypeByName(SCHEMA_HANDLE schemaHandle, const char* name) { SCHEMA_ACTION_HANDLE result; SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_069:[Schema_GetStructTypeByName shall return NULL if unable to find a matching struct or if any of the arguments are NULL.] */ if ((schemaHandle == NULL) || (name == NULL)) { result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { size_t i; /* Codes_SRS_SCHEMA_99_068:[Schema_GetStructTypeByName shall return a non-NULL handle corresponding to the struct type identified by the structTypeName in the schemaHandle schema.] */ for (i = 0; i < schema->StructTypeCount; i++) { STRUCT_TYPE* structType = (STRUCT_TYPE*)schema->StructTypes[i]; if (strcmp(structType->Name, name) == 0) { break; } } if (i == schema->StructTypeCount) { /* Codes_SRS_SCHEMA_99_069:[Schema_GetStructTypeByName shall return NULL if unable to find a matching struct or if any of the arguments are NULL.] */ result = NULL; LogError("(Error code:%s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ELEMENT_NOT_FOUND)); } else { result = schema->StructTypes[i]; } } return result; } SCHEMA_STRUCT_TYPE_HANDLE Schema_GetStructTypeByIndex(SCHEMA_HANDLE schemaHandle, size_t index) { SCHEMA_STRUCT_TYPE_HANDLE result; SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_143: [Schema_GetStructTypeByIndex shall return NULL if the index specified is outside the valid range or if schemaHandle argument is NULL.] */ /* Codes_SRS_SCHEMA_99_142: [The index argument is zero based, and the order in which models were added shall be the index in which they will be retrieved.] */ if ((schemaHandle == NULL) || (index >= schema->StructTypeCount)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_141: [Schema_GetStructTypeByIndex shall return a non-NULL SCHEMA_STRUCT_TYPE_HANDLE corresponding to the struct type identified by schemaHandle and matching the index number provided by the index argument.] */ /* Codes_SRS_SCHEMA_99_142: [The index argument is zero based, and the order in which models were added shall be the index in which they will be retrieved.] */ result = schema->StructTypes[index]; } return result; } SCHEMA_RESULT Schema_AddStructTypeProperty(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle, const char* propertyName, const char* propertyType) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_072:[If any of the arguments is NULL, Schema_AddStructTypeProperty shall return SCHEMA_INVALID_ARG.] */ if ((structTypeHandle == NULL) || (propertyName == NULL) || (propertyType == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { size_t i; STRUCT_TYPE* structType = (STRUCT_TYPE*)structTypeHandle; /* Codes_SRS_SCHEMA_99_074:[The property name shall be unique per struct type, if the same property name is added twice to a struct type, SCHEMA_DUPLICATE_ELEMENT shall be returned.] */ for (i = 0; i < structType->PropertyCount; i++) { PROPERTY* property = (PROPERTY*)structType->Properties[i]; if (strcmp(property->PropertyName, propertyName) == 0) { break; } } if (i < structType->PropertyCount) { result = SCHEMA_DUPLICATE_ELEMENT; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { SCHEMA_PROPERTY_HANDLE* newProperties = (SCHEMA_PROPERTY_HANDLE*)realloc(structType->Properties, sizeof(SCHEMA_PROPERTY_HANDLE) * (structType->PropertyCount + 1)); if (newProperties == NULL) { result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { PROPERTY* newProperty; structType->Properties = newProperties; if ((newProperty = (PROPERTY*)malloc(sizeof(PROPERTY))) == NULL) { result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { if (mallocAndStrcpy_s((char**)&newProperty->PropertyName, propertyName) != 0) { free(newProperty); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else if (mallocAndStrcpy_s((char**)&newProperty->PropertyType, propertyType) != 0) { free((void*)newProperty->PropertyName); free(newProperty); result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /* Codes_SRS_SCHEMA_99_070:[Schema_AddStructTypeProperty shall add one property to the struct type identified by structTypeHandle.] */ structType->Properties[structType->PropertyCount] = (SCHEMA_PROPERTY_HANDLE)newProperty; structType->PropertyCount++; /* Codes_SRS_SCHEMA_99_071:[On success, Schema_AddStructTypeProperty shall return SCHEMA_OK.] */ result = SCHEMA_OK; } } /* If possible, reduce the memory of over allocation */ if (result != SCHEMA_OK) { SCHEMA_PROPERTY_HANDLE* oldProperties = (SCHEMA_PROPERTY_HANDLE*)realloc(structType->Properties, sizeof(SCHEMA_PROPERTY_HANDLE) * structType->PropertyCount); if (oldProperties == NULL) { result = SCHEMA_ERROR; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { structType->Properties = oldProperties; } } } } } return result; } SCHEMA_PROPERTY_HANDLE Schema_GetStructTypePropertyByName(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle, const char* propertyName) { SCHEMA_PROPERTY_HANDLE result; /* Codes_SRS_SCHEMA_99_076:[Schema_GetStructTypePropertyByName shall return NULL if unable to find a matching property or if any of the arguments are NULL.] */ if ((structTypeHandle == NULL) || (propertyName == NULL)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { size_t i; STRUCT_TYPE* structType = (STRUCT_TYPE*)structTypeHandle; for (i = 0; i < structType->PropertyCount; i++) { PROPERTY* modelProperty = (PROPERTY*)structType->Properties[i]; if (strcmp(modelProperty->PropertyName, propertyName) == 0) { break; } } /* Codes_SRS_SCHEMA_99_076:[Schema_GetStructTypePropertyByName shall return NULL if unable to find a matching property or if any of the arguments are NULL.] */ if (i == structType->PropertyCount) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_ELEMENT_NOT_FOUND)); } /* Codes_SRS_SCHEMA_99_075:[Schema_GetStructTypePropertyByName shall return a non-NULL handle corresponding to a property identified by the structTypeHandle and propertyName.] */ else { result = structType->Properties[i]; } } return result; } SCHEMA_RESULT Schema_GetStructTypePropertyCount(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle, size_t* propertyCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_079: [Schema_GetStructTypePropertyCount shall return SCHEMA_INVALID_ARG if any of the structlTypeHandle or propertyCount arguments is NULL.] */ if ((structTypeHandle == NULL) || (propertyCount == NULL)) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { STRUCT_TYPE* structType = (STRUCT_TYPE*)structTypeHandle; /* Codes_SRS_SCHEMA_99_077: [Schema_GetStructTypePropertyCount shall provide the total number of properties defined in a struct type identified by structTypeHandle. The value is provided via the out argument propertyCount.] */ /* Codes_SRS_SCHEMA_99_081: [The count shall be provided via the out argument propertyCount.] */ *propertyCount = structType->PropertyCount; /* Codes_SRS_SCHEMA_99_078: [On success, Schema_ GetStructTypePropertyCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_PROPERTY_HANDLE Schema_GetStructTypePropertyByIndex(SCHEMA_STRUCT_TYPE_HANDLE structTypeHandle, size_t index) { SCHEMA_PROPERTY_HANDLE result; STRUCT_TYPE* structType = (STRUCT_TYPE*)structTypeHandle; /* Codes_SRS_SCHEMA_99_083: [Schema_ GetStructTypeProperty shall return NULL if the index specified is outside the valid range, if structTypeHandle argument is NULL] */ if ((structTypeHandle == NULL) || (index >= structType->PropertyCount)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_082: [Schema_GetStructTypeProperty shall return a non-NULL SCHEMA_PROPERTY_HANDLE corresponding to the struct type identified by strutTypeHandle and matching the index number provided by the index argument.] */ /* Codes_SRS_SCHEMA_99_098: [index is zero based and the order in which actions were added shall be the index in which they will be retrieved.] */ result = structType->Properties[index]; } return result; } const char* Schema_GetPropertyName(SCHEMA_PROPERTY_HANDLE propertyHandle) { const char* result; /* Codes_SRS_SCHEMA_99_086: [If propertyHandle is NULL, Schema_GetPropertyName shall return NULL.] */ if (propertyHandle == NULL) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { PROPERTY* propertyType = (PROPERTY*)propertyHandle; /* Codes_SRS_SCHEMA_99_085: [Schema_GetPropertyName shall return the property name identified by the propertyHandle.] */ result = propertyType->PropertyName; } return result; } const char* Schema_GetPropertyType(SCHEMA_PROPERTY_HANDLE propertyHandle) { const char* result; /* Codes_SRS_SCHEMA_99_088: [If propertyHandle is NULL, Schema_GetPropertyType shall return NULL.] */ if (propertyHandle == NULL) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { PROPERTY* modelProperty = (PROPERTY*)propertyHandle; /* Codes_SRS_SCHEMA_99_087: [Schema_GetPropertyType shall return the property type identified by the propertyHandle.] */ result = modelProperty->PropertyType; } return result; } SCHEMA_RESULT Schema_GetModelCount(SCHEMA_HANDLE schemaHandle, size_t* modelCount) { SCHEMA_RESULT result; /* Codes_SRS_SCHEMA_99_123: [Schema_GetModelCount shall return SCHEMA_INVALID_ARG if any of the arguments is NULL.] */ if ((schemaHandle == NULL) || (modelCount == NULL) ) { result = SCHEMA_INVALID_ARG; LogError("(result = %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /* Codes_SRS_SCHEMA_99_120: [Schema_GetModelCount shall provide the number of models defined in the schema identified by schemaHandle.] */ SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_121: [The count shall be provided via the out argument modelCount.] */ *modelCount = schema->ModelTypeCount; /* Codes_SRS_SCHEMA_99_122: [On success, Schema_GetModelCount shall return SCHEMA_OK.] */ result = SCHEMA_OK; } return result; } SCHEMA_MODEL_TYPE_HANDLE Schema_GetModelByName(SCHEMA_HANDLE schemaHandle, const char* modelName) { SCHEMA_MODEL_TYPE_HANDLE result; /* Codes_SRS_SCHEMA_99_125: [Schema_GetModelByName shall return NULL if unable to find a matching model, or if any of the arguments are NULL.] */ if ((schemaHandle == NULL) || (modelName == NULL)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_124: [Schema_GetModelByName shall return a non-NULL SCHEMA_MODEL_TYPE_HANDLE corresponding to the model identified by schemaHandle and matching the modelName argument value.] */ SCHEMA* schema = (SCHEMA*)schemaHandle; size_t i; for (i = 0; i < schema->ModelTypeCount; i++) { MODEL_TYPE* modelType = (MODEL_TYPE*)schema->ModelTypes[i]; if (strcmp(modelName, modelType->Name)==0) { break; } } if (i == schema->ModelTypeCount) { /* Codes_SRS_SCHEMA_99_125: [Schema_GetModelByName shall return NULL if unable to find a matching model, or if any of the arguments are NULL.] */ result = NULL; } else { result = schema->ModelTypes[i]; } } return result; } SCHEMA_MODEL_TYPE_HANDLE Schema_GetModelByIndex(SCHEMA_HANDLE schemaHandle, size_t index) { SCHEMA_MODEL_TYPE_HANDLE result; SCHEMA* schema = (SCHEMA*)schemaHandle; /* Codes_SRS_SCHEMA_99_128: [Schema_GetModelByIndex shall return NULL if the index specified is outside the valid range or if schemaHandle argument is NULL.] */ /* Codes_SRS_SCHEMA_99_127: [The index argument is zero based, and the order in which models were added shall be the index in which they will be retrieved.] */ if ((schemaHandle == NULL) || (index >= schema->ModelTypeCount)) { result = NULL; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { /* Codes_SRS_SCHEMA_99_126: [Schema_GetModelByIndex shall return a non-NULL SCHEMA_MODEL_TYPE_HANDLE corresponding to the model identified by schemaHandle and matching the index number provided by the index argument.] */ /* Codes_SRS_SCHEMA_99_127: [The index argument is zero based, and the order in which models were added shall be the index in which they will be retrieved.] */ result = schema->ModelTypes[index]; } return result; } /*Codes_SRS_SCHEMA_99_160: [Schema_GetModelName shall return the name of the model identified by modelTypeHandle. If the name cannot be retrieved, then NULL shall be returned.]*/ const char* Schema_GetModelName(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle) { const char* result; if (modelTypeHandle == NULL) { result = NULL; } else { MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; result = modelType->Name; } return result; } /*Codes_SRS_SCHEMA_99_163: [Schema_AddModelModel shall insert an existing model, identified by the handle modelType, into the existing model identified by modelTypeHandle under a property having the name propertyName.]*/ SCHEMA_RESULT Schema_AddModelModel(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* propertyName, SCHEMA_MODEL_TYPE_HANDLE modelType) { SCHEMA_RESULT result; /*Codes_SRS_SCHEMA_99_165: [If any of the parameters is NULL then Schema_AddModelModel shall return SCHEMA_INVALID_ARG.]*/ if ( (modelTypeHandle == NULL) || (propertyName == NULL) || (modelType == NULL) ) { result = SCHEMA_INVALID_ARG; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, SCHEMA_INVALID_ARG)); } else { MODEL_TYPE* parentModel = (MODEL_TYPE*)modelTypeHandle; MODEL_IN_MODEL temp; temp.modelHandle = modelType; if (mallocAndStrcpy_s((char**)&(temp.propertyName), propertyName) != 0) { result = SCHEMA_ERROR; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else if (VECTOR_push_back(parentModel->models, &temp, 1) != 0) { /*Codes_SRS_SCHEMA_99_174: [The function shall return SCHEMA_ERROR if any other error occurs.]*/ free((void*)temp.propertyName); result = SCHEMA_ERROR; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { /*Codes_SRS_SCHEMA_99_164: [If the function succeeds, then the return value shall be SCHEMA_OK.]*/ result = SCHEMA_OK; } } return result; } SCHEMA_RESULT Schema_GetModelModelCount(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t* modelCount) { SCHEMA_RESULT result; /*Codes_SRS_SCHEMA_99_169: [If any of the parameters is NULL, then the function shall return SCHEMA_INVALID_ARG.]*/ if ( (modelTypeHandle == NULL) || (modelCount == NULL) ) { result = SCHEMA_INVALID_ARG; LogError("(Error code: %s)\r\n", ENUM_TO_STRING(SCHEMA_RESULT, result)); } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; /*Codes_SRS_SCHEMA_99_167: [Schema_GetModelModelCount shall return in parameter modelCount the number of models inserted in the model identified by parameter modelTypeHandle.]*/ *modelCount = VECTOR_size(model->models); /*SRS_SCHEMA_99_168: [If the function succeeds, it shall return SCHEMA_OK.]*/ result = SCHEMA_OK; } return result; } static bool matchModelName(const void* element, const void* value) { MODEL_IN_MODEL* decodedElement = (MODEL_IN_MODEL*)element; const char* name = (const char*)value; return (strcmp(decodedElement->propertyName, name) == 0); } SCHEMA_MODEL_TYPE_HANDLE Schema_GetModelModelByName(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* propertyName) { SCHEMA_MODEL_TYPE_HANDLE result; if ( (modelTypeHandle == NULL) || (propertyName == NULL) ) { /*Codes_SRS_SCHEMA_99_171: [If Schema_GetModelModelByName is unable to provide the handle it shall return NULL.]*/ result = NULL; LogError("error SCHEMA_INVALID_ARG"); } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; /*Codes_SRS_SCHEMA_99_170: [Schema_GetModelModelByName shall return a handle to the model identified by the property with the name propertyName in the model identified by the handle modelTypeHandle.]*/ /*Codes_SRS_SCHEMA_99_171: [If Schema_GetModelModelByName is unable to provide the handle it shall return NULL.]*/ void* temp = VECTOR_find_if(model->models, matchModelName, propertyName); if (temp == NULL) { LogError("specified propertyName not found (%s)", propertyName); result = NULL; } else { result = ((MODEL_IN_MODEL*)temp)->modelHandle; } } return result; } SCHEMA_MODEL_TYPE_HANDLE Schema_GetModelModelyByIndex(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t index) { SCHEMA_MODEL_TYPE_HANDLE result; if ( (modelTypeHandle == NULL) ) { /*Codes_SRS_SCHEMA_99_173: [Schema_GetModelModelyByIndex shall return NULL in the cases when it cannot provide the handle.]*/ result = NULL; LogError("error SCHEMA_INVALID_ARG"); } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; size_t nModelsInModel; /*Codes_SRS_SCHEMA_99_172: [ Schema_GetModelModelyByIndex shall return a handle to the "index"th model inserted in the model identified by the parameter modelTypeHandle.]*/ /*Codes_SRS_SCHEMA_99_173: [Schema_GetModelModelyByIndex shall return NULL in the cases when it cannot provide the handle.]*/ nModelsInModel = VECTOR_size(model->models); if (index < nModelsInModel) { result = ((MODEL_IN_MODEL*)VECTOR_element(model->models, index))->modelHandle; } else { LogError("attempted out of bounds access in array."); result = NULL; /*out of bounds array access*/ } } return result; } const char* Schema_GetModelModelPropertyNameByIndex(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, size_t index) { const char* result; if (modelTypeHandle == NULL) { /*Codes_SRS_SCHEMA_99_176: [If Schema_GetModelModelPropertyNameByIndex cannot produce the property name, it shall return NULL.]*/ result = NULL; } else { MODEL_TYPE* model = (MODEL_TYPE*)modelTypeHandle; size_t nModelsInModel; /*Codes_SRS_SCHEMA_99_175: [Schema_GetModelModelPropertyNameByIndex shall return the name of the property for the "index"th model in the model identified by modelTypeHandle parameter.]*/ /*Codes_SRS_SCHEMA_99_176: [If Schema_GetModelModelPropertyNameByIndex cannot produce the property name, it shall return NULL.]*/ nModelsInModel = VECTOR_size(model->models); if (index < nModelsInModel) { result = ((MODEL_IN_MODEL*)VECTOR_element(model->models, index))->propertyName; } else { LogError("attempted out of bounds access in array."); result = NULL; /*out of bounds array access*/ } } return result; } bool Schema_ModelPropertyByPathExists(SCHEMA_MODEL_TYPE_HANDLE modelTypeHandle, const char* propertyPath) { bool result; /* Codes_SRS_SCHEMA_99_180: [If any of the arguments are NULL, Schema_ModelPropertyByPathExists shall return false.] */ if ((modelTypeHandle == NULL) || (propertyPath == NULL)) { LogError("error SCHEMA_INVALID_ARG"); result = false; } else { const char* slashPos; result = false; /* Codes_SRS_SCHEMA_99_182: [A single slash ('/') at the beginning of the path shall be ignored and the path shall still be valid.] */ if (*propertyPath == '/') { propertyPath++; } do { const char* endPos; size_t i; size_t modelCount; MODEL_TYPE* modelType = (MODEL_TYPE*)modelTypeHandle; /* Codes_SRS_SCHEMA_99_179: [The propertyPath shall be assumed to be in the format model1/model2/.../propertyName.] */ slashPos = strchr(propertyPath, '/'); endPos = slashPos; if (endPos == NULL) { endPos = &propertyPath[strlen(propertyPath)]; } /* get the child-model */ modelCount = VECTOR_size(modelType->models); for (i = 0; i < modelCount; i++) { MODEL_IN_MODEL* childModel = (MODEL_IN_MODEL*)VECTOR_element(modelType->models, i); if ((strncmp(childModel->propertyName, propertyPath, endPos - propertyPath) == 0) && (strlen(childModel->propertyName) == (size_t)(endPos - propertyPath))) { /* found */ modelTypeHandle = childModel->modelHandle; break; } } if (i < modelCount) { /* model found, check if there is more in the path */ if (slashPos == NULL) { /* this is the last one, so this is the thing we were looking for */ result = true; break; } else { /* continue looking, there's more */ propertyPath = slashPos + 1; } } else { /* no model found, let's see if this is a property */ /* Codes_SRS_SCHEMA_99_178: [The argument propertyPath shall be used to find the leaf property.] */ for (i = 0; i < modelType->PropertyCount; i++) { PROPERTY* property = (PROPERTY*)modelType->Properties[i]; if ((strncmp(property->PropertyName, propertyPath, endPos - propertyPath) == 0) && (strlen(property->PropertyName) == (size_t)(endPos - propertyPath))) { /* found property */ /* Codes_SRS_SCHEMA_99_177: [Schema_ModelPropertyByPathExists shall return true if a leaf property exists in the model modelTypeHandle.] */ result = true; break; } } break; } } while (slashPos != NULL); } return result; }