--- /dev/null
+/* ****************************************************************
+ *
+ * Copyright 2017 Samsung Electronics All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************/
+
+#ifndef __ST_THINGS_H__
+#define __ST_THINGS_H__
+
+#include <stdint.h>
+#include <stdbool.h>
+
+#include "st_things_types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif /* __cplusplus */
+
+/**
+ * @brief Initializes things stack and returns whether easy-setup is completed or not.
+ * Easy-setup enable users to acquire the ownership of things and to connect the things with the cloud.
+ * After performing easy-setup, users can access things from anywhere through the cloud.
+ * In things stack, easy-setup is a primary and the first operation to be performed on the thing.
+ * Application running on the thing can know whether easy-setup is done already or not.
+ * If easy-setup is done, app can start the things stack by calling st_things_start().
+ * If easy-setup is not done, app can either wait for the user interaction before starting the things stack or
+ * start the things stack directly without waiting for any events(This case is for those things which doesn't
+ * support input capability and for all other unknown cases).
+ * @param[in] json_path Path to Json file which defines a thing. Definition includes the device information,
+ * resources and their properties, configuration info for connectivity and easy-setup, etc.
+ * @param[out] easysetup_complete Indicates whether easysetup is completed already or not.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_initialize(const char *json_path, bool *easysetup_complete);
+
+/**
+ * @brief Deinitializes things stack.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_deinitialize(void);
+
+/**
+ * @brief Callback for handling GET request.
+ * @param[in] req_msg GET request message.
+ * @param[out] resp_rep Representation that will be set to payload of response.
+ * @return @c true in case of success, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+typedef bool (*st_things_get_request_cb)(st_things_get_request_message_s *req_msg, st_things_representation_s *resp_rep);
+
+/**
+ * @brief Callback for handling SET(POST) request.
+ * @param[in] req_msg SET request message.
+ * @param[out] resp_rep Representation that will be set to payload of response.
+ * @return @c true in case of success, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+typedef bool (*st_things_set_request_cb)(st_things_set_request_message_s *req_msg, st_things_representation_s *resp_rep);
+
+/**
+ * @brief Callback registration function for handling request messages.
+ * @details The callbacks ensure that a request message will be carried with one of the resource uris from json file of st_things_start().
+ * @remarks Only one callback function can be set with this API.\n
+ * If multiple callbacks are set, the last one is registered only.\n
+ * And the callbacks are called in the internal thread, which is not detached,\n
+ * so application should return it to get the next callbacks.
+ * @param[in] get_cb Reference of the callback function to handle GET request.
+ * @param[in] set_cb Reference of the callback function to handle SET(POST) request.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_register_request_cb(st_things_get_request_cb get_cb, st_things_set_request_cb set_cb);
+
+/**
+ * @brief Starts things stack.
+ * Parses the thing definition(whose path is passed to st_things_initialize(), configures the thing,
+ * creates the resources and prepares it for easy-setup.
+ * If easy-setup is not done yet, onboarding will be started using either SoftAP or BLE connection.
+ * Onboarding creates an ad-hoc network between the thing and the client for performing easy-setup.
+ * If easy-setup is already done, thing will be connected with the cloud.
+ * Application can know whether easy-setup is done or not through st_things_initialize API.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_start(void);
+
+/**
+ * @brief Stops things stack.
+ * Removes all the data being used internally and releases all the memory allocated for the stack.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_stop(void);
+
+/**
+ * @brief Callback for getting user's opinion regarding device reset.
+ * @return @c true to confirm, otherwise @c to deny
+ * @since Tizen RT v1.1
+ */
+typedef bool (*st_things_reset_confirm_cb)(void);
+
+/**
+ * @brief Callback for carrying the result of reset.
+ * @param[in] is_success Result of Stack-reset. (true : success, false : failure)
+ * @since Tizen RT v1.1
+ */
+typedef void (*st_things_reset_result_cb)(bool is_success);
+
+/**
+ * @brief Callback registration function for Reset-Confirmation and Reset-Result functions.
+ * @remarks Only one callback function can be set with this API.\n
+ * If multiple callbacks are set, the last one is registered only.\n
+ And the callbacks are called in the internal thread, which is not detached,\n
+ * so application should return it to get the next callbacks.
+ * @param[in] confirm_cb Callback function that will be called to get the user's input when reset is triggered.
+ * @param[in] result_cb Callback function that will be called after the reset process is done.
+ * This parameter can be NULL if notification for result of reset is not needed.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_register_reset_cb(st_things_reset_confirm_cb confirm_cb, st_things_reset_result_cb result_cb);
+
+/**
+ * @brief Reset all the data related to security and cloud being used in the stack.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_reset(void);
+
+/**
+ * @brief Callback for carrying the randomly generated PIN info.
+ * @details Device should show the PIN on display.
+ * @param[in] pin_data PIN data in string format.
+ * @param[in] pin_size Length of the PIN String.
+ * @since Tizen RT v1.1
+ */
+typedef void (*st_things_pin_generated_cb)(const char *pin_data, const size_t pin_size);
+
+/**
+ * @brief Callback for informing the application to close the PIN display.
+ * @since Tizen RT v1.1
+ */
+typedef void (*st_things_pin_display_close_cb)(void);
+
+/**
+ * @brief Callback registration function for getting randomly generated PIN for the PIN-Based Ownership Transfer Request.
+ * @remarks Only one callback function can be set with this API.\n
+ * If multiple callbacks are set, the last one is registered only.\n
+ * And the callbacks are called in the internal thread, which is not detached,\n
+ * so application should return it to get the next callbacks.
+ * @param[in] generated_cb Callback function that will be called when device receives a Ownership Transfer request from client.
+ * @param[in] close_cb Callback function that will be called when Ownership Transfer is done so device can stop showing PIN on display.
+ * This parameter can be NULL if stop triggering is not needed.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_register_pin_handling_cb(st_things_pin_generated_cb generated_cb, st_things_pin_display_close_cb close_cb);
+
+/**
+ * @brief Callback for getting user's input regarding mutual verification.
+ * @return @c true true in cse of confirmed, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+typedef bool (*st_things_user_confirm_cb)(void);
+
+/**
+ * @brief Callback registration function for getting user confirmation for MUTUAL VERIFICATION BASED JUST WORK Ownership transfer.
+ * @remarks Only one callback function can be set with this API.\n
+ * If multiple callbacks are set, the last one is registered only.\n
+ * And the callbacks are called in the internal thread, which is not detached,\n
+ * so application should return it to get the next callbacks.
+ * @param[in] confirm_cb Callback function that will be called when device receives a confirm request from client.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_register_user_confirm_cb(st_things_user_confirm_cb confirm_cb);
+
+/**
+ * @brief Callback for getting the current state of ST Things.
+ * @param[in] things_status ST Things State
+ * @since Tizen RT v1.1
+ */
+typedef void (*st_things_status_change_cb)(st_things_status_e things_status);
+
+/**
+ * @brief Callback registration function for getting notified when ST Things state changes.
+ * @remarks Only one callback function can be set with this API.\n
+ * If multiple callbacks are set, the last one is registered only.\n
+ * And the callbacks are called in the internal thread, which is not detached,\n
+ * so application should return it to get the next callbacks.
+ * @param[in] status_cb Refernce of the callback function to get ST Things status
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_register_things_status_change_cb(st_things_status_change_cb status_cb);
+
+/**
+ * @brief Notify the observers of a specific resource.
+ * @param[in] resource_uri Resource URI of the resource which will be notified to observers.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_notify_observers(const char *resource_uri);
+
+/**
+ * @brief Send Representation of a specific resource through push service to Samsung Connect client.
+ * @param[in] resource_uri Resource uri for which we want to send push message.
+ * @param[in] rep Representation for resource uri.
+ * @return @c 0 on success, otherwise a negative error value
+ * @retval #ST_THINGS_ERROR_NONE Successful
+ * @retval #ST_THINGS_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #ST_THINGS_ERROR_OPERATION_FAILED Operation failed
+ * @since Tizen RT v1.1
+ */
+int st_things_send_push_message(const char *resource_uri, st_things_representation_s *rep);
+
+/**
+ * @brief Create an instance of representation.
+ * @remarks To destroy an instance, st_things_destroy_representation_inst() should be used.
+ * @return a pointer of the created representation, otherwise a null pointer if the memory is insufficient.
+ * @since Tizen RT v1.1
+ */
+st_things_representation_s *st_things_create_representation_inst(void);
+
+/**
+ * @brief Destroy an instance of representation.
+ * @param[in] rep Representation that will be destroyed.
+ * @since Tizen RT v1.1
+ */
+void st_things_destroy_representation_inst(st_things_representation_s *rep);
+
+#ifdef __cplusplus
+}
+#endif /* __cplusplus */
+#endif /* __ST_THINGS_H__ */
--- /dev/null
+/* ****************************************************************
+ *
+ * Copyright 2017 Samsung Electronics All Rights Reserved.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ ******************************************************************/
+
+#ifndef __ST_THINGS_TYPES_H__
+#define __ST_THINGS_TYPES_H__
+
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdbool.h>
+
+/**
+ * @brief Enumeration for ST Things error code.
+ * @since Tizen RT v1.1
+ */
+typedef enum {
+ ST_THINGS_ERROR_NONE = 0, /**< Successful */
+ ST_THINGS_ERROR_INVALID_PARAMETER = -1, /**< Invalid parameter (If parameter is null or empty)*/
+ ST_THINGS_ERROR_OPERATION_FAILED = -2, /**< Operation Failed */
+} st_things_error_e;
+
+/**
+ * @brief Enumeration for ST Things status.
+ * @since Tizen RT v1.1
+ */
+typedef enum {
+ ST_THINGS_STATUS_INIT = 0, /**< Initial state of ST Things */
+ ST_THINGS_STATUS_ES_STARTED, /**< Easy-setup is started */
+ ST_THINGS_STATUS_ES_DONE, /**< Easy-setup is done */
+ ST_THINGS_STATUS_ES_FAILED_ON_OWNERSHIP_TRANSFER, /**< Easy-setup failed due to Ownership-Transfer failure */
+ ST_THINGS_STATUS_CONNECTING_TO_AP, /**< Connecting to target Wi-Fi access point */
+ ST_THINGS_STATUS_CONNECTED_TO_AP, /**< Connected to target Wi-Fi access point */
+ ST_THINGS_STATUS_CONNECTING_TO_AP_FAILED, /**< Failed to connect to target Wi-Fi access point */
+ ST_THINGS_STATUS_REGISTERING_TO_CLOUD, /**< Trying to Sign-up/Sign-in/Publish-Resource(s) to Cloud */
+ ST_THINGS_STATUS_REGISTERED_TO_CLOUD, /**< Publish resource(s) to cloud is complete. Now the Thing is ready to be controlled via Cloud */
+ ST_THINGS_STATUS_REGISTERING_FAILED_ON_SIGN_IN, /**< Failed to sign-in to Cloud */
+ ST_THINGS_STATUS_REGISTERING_FAILED_ON_PUB_RES /**< Failed to publish resources to Cloud */
+ /**
+ * @todo More status needs to be added, especially for failure cases like 'incorrect password to connect to target AP'
+ */
+} st_things_status_e;
+
+/**
+ * @brief Structure for Representation.
+ * @since Tizen RT v1.1
+ */
+typedef struct _st_things_representation {
+ void *payload; /**< Payload of representation */
+
+ /**
+ * @brief API for getting the value of string type property with a key.
+ * @remarks This API will return deep-copied string value as out parameter, so application must free it after use.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value String value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_str_value)(struct _st_things_representation *rep, const char *key, char **value);
+
+ /**
+ * @brief API for getting the value of boolean type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value Bool value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_bool_value)(struct _st_things_representation *rep, const char *key, bool *value);
+
+ /**
+ * @brief API for getting the value of integer type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value Integer value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_int_value)(struct _st_things_representation *rep, const char *key, int64_t *value);
+
+ /**
+ * @brief API for getting the value of double type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value Double value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_double_value)(struct _st_things_representation *rep, const char *key, double *value);
+
+ /**
+ * @brief API for getting the value of byte array type property with a key.
+ * @remarks This API will return deep-copied byte value as out parameter, so application must free it after use.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value Byte value
+ * @param[out] size Size of Byte value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_byte_value)(struct _st_things_representation *rep, const char *key, uint8_t **value, size_t *size);
+
+ /**
+ * @brief API for getting the value of object type property with a key.
+ * @remarks This API will return deep-copied object value as out parameter, so application must free it after use.\n
+ * To free an object, st_things_destroy_representation_inst() in st_things.h should be used.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[out] value Object value
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_object_value)(struct _st_things_representation *rep, const char *key, struct _st_things_representation **value);
+
+ /**
+ * @brief API for setting the value of string type property with a key.
+ * @remarks This API will deep-copy the string value inside, so application still has an ownership of memory for the string value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value String value.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_str_value)(struct _st_things_representation *rep, const char *key, const char *value);
+
+ /**
+ * @brief API for setting the value of boolean type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value Bool value.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_bool_value)(struct _st_things_representation *rep, const char *key, bool value);
+
+ /**
+ * @brief API for setting the value of integer type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value Integer value.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_int_value)(struct _st_things_representation *rep, const char *key, int64_t value);
+
+ /**
+ * @brief API for setting the value of double type property with a key.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value Double value.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_double_value)(struct _st_things_representation *rep, const char *key, double value);
+
+ /**
+ * @brief API for setting the value of byte array type property with a key.
+ * @remarks This API will deep-copy the byte value inside, so application still has an ownership of memory for the byte value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value Byte value.
+ * @param[in] size Size of Byte value.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_byte_value)(struct _st_things_representation *rep, const char *key, const uint8_t *value, size_t size);
+
+ /**
+ * @brief API for setting the value of object type property with a key.
+ * @remarks This API will deep-copy the object value inside, so application still has an ownership of memory for the object value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the value.
+ * @param[in] value Object value.
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_object_value)(struct _st_things_representation *rep, const char *key, const struct _st_things_representation *value);
+
+ /**
+ * @brief API for getting the value of string array type property with a key.
+ * @remarks This API will return deep-copied array value as out parameter, so application must free it after use.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the array type of value.
+ * @param[out] array Reference of the string array to where the value will be copied.
+ * @param[out] length Total number of elements in the array.
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_str_array_value)(struct _st_things_representation *rep, const char *key, char ***array, size_t *length);
+
+ /**
+ * @brief API for getting the value of integer array type property with a key.
+ * @remarks This API will return deep-copied array value as out parameter, so application must free it after use.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the array type of value.
+ * @param[out] array Reference of the integer array where the value will be copied.
+ * @param[out] length Total number of elements in the array.
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_int_array_value)(struct _st_things_representation *rep, const char *key, int64_t **array, size_t *length);
+
+ /**
+ * @brief API for getting the value of double array type property with a key.
+ * @remarks This API will return deep-copied array value as out parameter, so application must free it after use.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which will represent the array type of value.
+ * @param[out] array Reference of the double array where the value will be copied.
+ * @param[out] length Total number of elements in the array.
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_double_array_value)(struct _st_things_representation *rep, const char *key, double **array, size_t *length);
+
+ /**
+ * @brief API for getting the value of object array type property with a key.
+ * @remarks This API will return deep-copied array value as out parameter, so application must free it after use.\n
+ * To free each object in array, st_things_destroy_representation_inst() in st_things.h should be used.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the array type of value.
+ * @param[out] array Reference of the object array where the value will be copied.
+ * @param[out] length Total number of elements in the array.
+ * @return @c true if value exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_object_array_value)(struct _st_things_representation *rep, const char *key, struct _st_things_representation ***array, size_t *length);
+
+ /**
+ * @brief API for setting the value of string array type property with a key.
+ * @remarks This API will deep-copy the array value inside, so application still has an ownership of memory for the array value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[in] array String array type value.
+ * @param[in] length Total number of elements in the array.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_str_array_value)(struct _st_things_representation *rep, const char *key, const char **array, size_t length);
+
+ /**
+ * @brief API for setting the value of integer array type property with a key.
+ * @remarks This API will deep-copy the array value inside, so application still has an ownership of memory for the array value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[in] array Integer array type value.
+ * @param[in] length Total number of elements in the array.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_int_array_value)(struct _st_things_representation *rep, const char *key, const int64_t *array, size_t length);
+
+ /**
+ * @brief API for setting the value of double array type property with a key.
+ * @remarks This API will deep-copy the array value inside, so application still has an ownership of memory for the array value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[in] array Double array type value.
+ * @param[in] length Total number of elements in the array.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_double_array_value)(struct _st_things_representation *rep, const char *key, const double *array, size_t length);
+
+ /**
+ * @brief API for setting the value of object array type property with a key.
+ * @remarks This API will deep-copy the array value inside, so application still has an ownership of memory for the array value.
+ * @param[in] rep Instance of Representation.
+ * @param[in] key Property Name which represents the value.
+ * @param[in] array Object array type value.
+ * @param[in] length Total number of elements in the array.
+ * @return @c true if setting value is successful, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*set_object_array_value)(struct _st_things_representation *rep, const char *key, const struct _st_things_representation **array, size_t length);
+
+} st_things_representation_s;
+
+/**
+ * @brief Structure for representing the Get Request Message.
+ * @since Tizen RT v1.1
+ */
+typedef struct _st_things_get_request_message {
+ char *resource_uri; /**< Resource URI */
+ char *query; /**< One or more query parameters of the request message. Ex: key1=value1;key2=value2;... */
+ char *property_key; /**< One or more property key that application needs to set a value for response. Ex: key1;key2;... */
+
+ /**
+ * @brief API for getting the value of a specific query from the query parameters of the request.
+ * @param[in] req_msg Instance of get request message.
+ * @param[in] key Name of the query.(ex: key1, key2, etc)
+ * @param[out] value Value of the query.(value1, value2, etc)
+ * @return @c true if query exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_query_value)(struct _st_things_get_request_message *req_msg, const char *key, char **value);
+
+ /**
+ * @brief API for checking whether the request has a specific property key or not.
+ * @param[in] req_msg Instance of get request message.
+ * @param[in] key Name of the property.
+ * @return @c true if the property key exists, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*has_property_key)(struct _st_things_get_request_message *req_msg, const char *key);
+
+} st_things_get_request_message_s;
+
+/**
+ * @brief Structure for representing the Set Request Message.
+ * @since Tizen RT v1.1
+ */
+typedef struct _st_things_set_request_message {
+ char *resource_uri; /**< Resource URI */
+ char *query; /**< One or more query parameters of the request message. Ex: key1=value1?key2=value2?... */
+ struct _st_things_representation *rep; /**< Representation of the set request message */
+
+ /**
+ * @brief API for getting the value of a specific query from the query parameters of the request.
+ * @param[in] req_msg Instance of request message.
+ * @param[in] key Name of the query.(ex: key1, key2, etc)
+ * @param[out] value Value of the query.(value1, value2, etc)
+ * @return @c true if query exist, otherwise @c false
+ * @since Tizen RT v1.1
+ */
+ bool (*get_query_value)(struct _st_things_set_request_message *req_msg, const char *key, char **value);
+
+} st_things_set_request_message_s;
+
+#endif /* __ST_THINGS_TYPES_H__ */