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bluenrg_gatt_aci.h
00001 /******************** (C) COPYRIGHT 2014 STMicroelectronics ******************** 00002 * File Name : bluenrg_gatt_aci.h 00003 * Author : AMS - AAS 00004 * Version : V1.0.0 00005 * Date : 26-Jun-2014 00006 * Description : Header file with GATT commands for BlueNRG FW6.3. 00007 ******************************************************************************** 00008 * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS 00009 * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. 00010 * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, 00011 * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE 00012 * CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING 00013 * INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. 00014 *******************************************************************************/ 00015 00016 #ifndef __BLUENRG_GATT_ACI_H__ 00017 #define __BLUENRG_GATT_ACI_H__ 00018 00019 #include "bluenrg_gatt_server.h" 00020 00021 /** 00022 *@addtogroup GATT GATT 00023 *@brief GATT layer. 00024 *@{ 00025 */ 00026 00027 /** 00028 *@defgroup GATT_Functions GATT functions 00029 *@brief API for GATT layer. 00030 *@{ 00031 */ 00032 00033 /** 00034 * @brief Initialize the GATT layer for server and client roles. 00035 * @note It adds also the GATT service with Service Changed Characteristic. 00036 * Until this command is issued the GATT channel will not process any commands 00037 * even if the connection is opened. This command has to be given 00038 * before using any of the GAP features. 00039 * @return Value indicating success or error code. 00040 */ 00041 tBleStatus aci_gatt_init(void); 00042 00043 /** 00044 * @brief Add a service to the GATT Server. When a service is created in the server, the Host needs 00045 * to reserve the handle ranges for this service using max_attr_records parameter. This 00046 * parameter specifies the maximum number of attribute records that can be added to this 00047 * service (including the service attribute, include attribute, characteristic attribute, 00048 * characteristic value attribute and characteristic descriptor attribute). Handle of the 00049 * created service is returned. 00050 * @param service_uuid_type Type of service UUID (16-bit or 128-bit). See @ref UUID_Types "UUID Types". 00051 * @param[in] service_uuid 16-bit or 128-bit UUID based on the UUID Type field 00052 * @param service_type Primary or secondary service. See @ref Service_type "Service Type". 00053 * @param max_attr_records Maximum number of attribute records that can be added to this service 00054 * @param[out] serviceHandle Handle of the Service. When this service is added to the service, 00055 * a handle is allocated by the server to this service. Server also 00056 * allocates a range of handles for this service from serviceHandle to 00057 * <serviceHandle + max_attr_records>. 00058 * @return Value indicating success or error code. 00059 */ 00060 tBleStatus aci_gatt_add_serv(uint8_t service_uuid_type, 00061 const uint8_t* service_uuid, 00062 uint8_t service_type, 00063 uint8_t max_attr_records, 00064 uint16_t *serviceHandle); 00065 00066 /** 00067 * @brief Include a service given by included_start_handle and included_end_handle to another service 00068 * given by service_handle. Attribute server creates an INCLUDE definition attribute and return 00069 * the handle of this attribute in included_handle. 00070 * @param service_handle Handle of the service to which another service has to be included 00071 * @param included_start_handle Start Handle of the service which has to be included in service 00072 * @param included_end_handle End Handle of the service which has to be included in service 00073 * @param included_uuid_type Type of UUID for included service (16-bit or 128-bit). See @ref Well-Known_UUIDs "Well-Known UUIDs". 00074 * @param[in] included_uuid 16-bit or 128-bit UUID. 00075 * @param[out] included_handle Handle of the include declaration. 00076 * @return Value indicating success or error code. 00077 */ 00078 tBleStatus aci_gatt_include_service(uint16_t service_handle, uint16_t included_start_handle, 00079 uint16_t included_end_handle, uint8_t included_uuid_type, 00080 const uint8_t* included_uuid, uint16_t *included_handle); 00081 00082 /** 00083 * @brief Add a characteristic to a service. 00084 * @param serviceHandle Handle of the service to which the characteristic has to be added. 00085 * @param charUuidType Type of characteristic UUID (16-bit or 128-bit). See @ref UUID_Types "UUID Types". 00086 * @arg @ref UUID_TYPE_16 00087 * @arg @ref UUID_TYPE_128 00088 * @param charUuid 16-bit or 128-bit UUID. 00089 * @param charValueLen Maximum length of the characteristic value. 00090 * @param charProperties Bitwise OR values of Characteristic Properties (defined in Volume 3, 00091 * Section 3.3.3.1 of Bluetooth Specification 4.0). See @ref Char_properties "Characteristic properties". 00092 * @param secPermissions Security permissions for the added characteristic. See @ref Security_permissions "Security permissions". 00093 * @arg ATTR_PERMISSION_NONE 00094 * @arg ATTR_PERMISSION_AUTHEN_READ 00095 * @arg ATTR_PERMISSION_AUTHOR_READ 00096 * @arg ATTR_PERMISSION_ENCRY_READ 00097 * @arg ATTR_PERMISSION_AUTHEN_WRITE 00098 * @arg ATTR_PERMISSION_AUTHOR_WRITE 00099 * @arg ATTR_PERMISSION_ENCRY_WRITE 00100 * @param gattEvtMask Bit mask that enables events that will be sent to the application by the GATT server 00101 * on certain ATT requests. See @ref Gatt_Event_Mask "Gatt Event Mask". 00102 * @arg GATT_DONT_NOTIFY_EVENTS 00103 * @arg GATT_NOTIFY_ATTRIBUTE_WRITE 00104 * @arg GATT_NOTIFY_WRITE_REQ_AND_WAIT_FOR_APPL_RESP 00105 * @arg GATT_NOTIFY_READ_REQ_AND_WAIT_FOR_APPL_RESP 00106 * @param encryKeySize The minimum encryption key size requirement for this attribute. Valid Range: 7 to 16. 00107 * @param isVariable If the attribute has a variable length value field (1) or not (0). 00108 * @param charHandle Handle of the Characteristic that has been added. It is the handle of the characteristic declaration. 00109 * The attribute that holds the characteristic value is allocated at the next handle, followed by the Client 00110 * Characteristic Configuration descriptor if the characteristic has @ref CHAR_PROP_NOTIFY or @ref CHAR_PROP_INDICATE 00111 * properties. 00112 * @return Value indicating success or error code. 00113 */ 00114 tBleStatus aci_gatt_add_char(uint16_t serviceHandle, 00115 uint8_t charUuidType, 00116 const uint8_t* charUuid, 00117 uint8_t charValueLen, 00118 uint8_t charProperties, 00119 uint8_t secPermissions, 00120 uint8_t gattEvtMask, 00121 uint8_t encryKeySize, 00122 uint8_t isVariable, 00123 uint16_t* charHandle); 00124 00125 /** 00126 * Add a characteristic descriptor to a service. 00127 * @param serviceHandle Handle of the service to which the characteristic belongs 00128 * @param charHandle Handle of the characteristic to which description has to be added. 00129 * @param descUuidType 16-bit or 128-bit UUID. See @ref UUID_Types "UUID Types". 00130 * @arg @ref UUID_TYPE_16 00131 * @arg @ref UUID_TYPE_128 00132 * @param[in] uuid UUID of the Characteristic descriptor. It can be one of the UUID assigned by Bluetooth SIG 00133 * (Well_known_UUIDs) or a user-defined one. 00134 * @param descValueMaxLen The maximum length of the descriptor value 00135 * @param descValueLen Current Length of the characteristic descriptor value 00136 * @param[in] descValue Value of the characteristic description 00137 * @param secPermissions Security permissions for the added descriptor. See @ref Security_permissions "Security permissions". 00138 * @arg ATTR_PERMISSION_NONE 00139 * @arg ATTR_PERMISSION_AUTHEN_READ 00140 * @arg ATTR_PERMISSION_AUTHOR_READ 00141 * @arg ATTR_PERMISSION_ENCRY_READ 00142 * @arg ATTR_PERMISSION_AUTHEN_WRITE 00143 * @arg ATTR_PERMISSION_AUTHOR_WRITE 00144 * @arg ATTR_PERMISSION_ENCRY_WRITE 00145 * @param accPermissions Access permissions for the added descriptor. See @ref Access_permissions "Access permissions". 00146 * @arg ATTR_NO_ACCESS 00147 * @arg ATTR_ACCESS_READ_ONLY 00148 * @arg ATTR_ACCESS_WRITE_REQ_ONLY 00149 * @arg ATTR_ACCESS_READ_WRITE 00150 * @arg ATTR_ACCESS_WRITE_WITHOUT_RESPONSE 00151 * @arg ATTR_ACCESS_SIGNED_WRITE_ALLOWED 00152 * @param gattEvtMask Bit mask that enables events that will be sent to the application by the GATT server 00153 * on certain ATT requests. See @ref Gatt_Event_Mask "Gatt Event Mask". 00154 * @param encryKeySize The minimum encryption key size requirement for this attribute. Valid Range: 7 to 16. 00155 * @param isVariable If the attribute has a variable length value field (1) or not (0). 00156 * @param[out] descHandle Handle of the Characteristic Descriptor. 00157 * @return Value indicating success or error code. 00158 */ 00159 tBleStatus aci_gatt_add_char_desc(uint16_t serviceHandle, 00160 uint16_t charHandle, 00161 uint8_t descUuidType, 00162 const uint8_t* uuid, 00163 uint8_t descValueMaxLen, 00164 uint8_t descValueLen, 00165 const void* descValue, 00166 uint8_t secPermissions, 00167 uint8_t accPermissions, 00168 uint8_t gattEvtMask, 00169 uint8_t encryKeySize, 00170 uint8_t isVariable, 00171 uint16_t* descHandle); 00172 00173 /** 00174 * @brief Update a characteristic value in a service. 00175 * @note If notifications (or indications) are enabled on that characteristic, a notification (or indication) 00176 * will be sent to the client after sending this command to the BlueNRG. The command is queued into the 00177 * BlueNRG command queue. If the buffer is full, because previous commands could not be still processed, 00178 * the function will return @ref BLE_STATUS_INSUFFICIENT_RESOURCES. This will happen if notifications (or 00179 * indications) are enabled and the application calls aci_gatt_update_char_value() at an higher rate 00180 * than what is allowed by the link. Throughput on BLE link depends on connection interval and 00181 * connection length parameters (decided by the master, see aci_l2cap_connection_parameter_update_request() 00182 * for more info on how to suggest new connection parameters from a slave). If the application does not 00183 * want to lose notifications because BlueNRG buffer becomes full, it has to retry again till the function 00184 * returns @ref BLE_STATUS_SUCCESS or any other error code.\n 00185 * Example:\n 00186 * Here if BlueNRG buffer become full because BlueNRG was not able to send packets for a while, some 00187 * notifications will be lost. 00188 * @code 00189 * tBleStatus Free_Fall_Notify(void) 00190 * { 00191 * uint8_t val; 00192 * tBleStatus ret; 00193 * 00194 * val = 0x01; 00195 * ret = aci_gatt_update_char_value(accServHandle, freeFallCharHandle, 0, 1, &val); 00196 * 00197 * if (ret != BLE_STATUS_SUCCESS){ 00198 * PRINTF("Error while updating ACC characteristic.\n") ; 00199 * return BLE_STATUS_ERROR ; 00200 * } 00201 * return BLE_STATUS_SUCCESS; 00202 * } 00203 * @endcode 00204 * Here if BlueNRG buffer become full, the application try again to send the notification. 00205 * @code 00206 * struct timer t; 00207 * Timer_Set(&t, CLOCK_SECOND*10); 00208 * while(aci_gatt_update_char_value(chatServHandle,TXCharHandle,0,len,array_val)==BLE_STATUS_INSUFFICIENT_RESOURCES){ 00209 * // Radio is busy (buffer full). 00210 * if(Timer_Expired(&t)) 00211 * break; 00212 * } 00213 * @endcode 00214 * 00215 * @param servHandle Handle of the service to which characteristic belongs 00216 * @param charHandle Handle of the characteristic 00217 * @param charValOffset The offset from which the attribute value has to be updated. If this is set to 0, 00218 * and the attribute value is of variable length, then the length of the attribute will 00219 * be set to the charValueLen. If the charValOffset is set to a value greater than 0, 00220 * then the length of the attribute will be set to the maximum length as specified for 00221 * the attribute while adding the characteristic. 00222 * @param charValueLen Length of the characteristic value in octets 00223 * @param[in] charValue Characteristic value 00224 * @return Value indicating success or error code. 00225 */ 00226 tBleStatus aci_gatt_update_char_value(uint16_t servHandle, 00227 uint16_t charHandle, 00228 uint8_t charValOffset, 00229 uint8_t charValueLen, 00230 const uint8_t *charValue); 00231 /** 00232 * @brief Delete the specified characteristic from the service. 00233 * @param servHandle Handle of the service to which characteristic belongs 00234 * @param charHandle Handle of the characteristic to be deleted 00235 * @return Value indicating success or error code. 00236 */ 00237 tBleStatus aci_gatt_del_char(uint16_t servHandle, uint16_t charHandle); 00238 00239 /** 00240 * @brief Delete the specified service from the GATT server database. 00241 * @param servHandle Handle of the service to be deleted 00242 * @return Value indicating success or error code. 00243 */ 00244 tBleStatus aci_gatt_del_service(uint16_t servHandle); 00245 00246 /** 00247 * @brief Delete the Include definition from the service. 00248 * @param servHandle Handle of the service to which Include definition belongs 00249 * @param includeServHandle Handle of the Included definition to be deleted 00250 * @return Value indicating success or error code. 00251 */ 00252 tBleStatus aci_gatt_del_include_service(uint16_t servHandle, uint16_t includeServHandle); 00253 00254 /** 00255 * @brief Perform an ATT MTU exchange procedure. 00256 * @note When the ATT MTU exchange procedure is completed, a @ref EVT_BLUE_ATT_EXCHANGE_MTU_RESP 00257 * event is generated. A @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is also generated 00258 * to indicate the end of the procedure. 00259 * @param conn_handle Connection handle for which the command is given. 00260 * @return Value indicating success or error code. 00261 */ 00262 tBleStatus aci_gatt_exchange_configuration(uint16_t conn_handle); 00263 00264 /** 00265 * @brief Send a @a Find @a Information @a Request. 00266 * @note This command is used to obtain the mapping of attribute handles with their associated 00267 * types. The responses of the procedure are given through the 00268 * @ref EVT_BLUE_ATT_FIND_INFORMATION_RESP event. The end of the procedure is indicated by 00269 * a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00270 * @param conn_handle Connection handle for which the command is given 00271 * @param start_handle Starting handle of the range of attributes to be discovered on the server 00272 * @param end_handle Ending handle of the range of attributes to be discovered on the server 00273 * @return Value indicating success or error code. 00274 */ 00275 tBleStatus aci_att_find_information_req(uint16_t conn_handle, uint16_t start_handle, uint16_t end_handle); 00276 00277 /** 00278 * @brief Send a @a Find @a By @a Type @a Value @a Request 00279 * @note The Find By Type Value Request is used to obtain the handles of attributes that 00280 * have a given 16-bit UUID attribute type and a given attribute value. 00281 * The responses of the procedure are given through the @ref EVT_BLUE_ATT_FIND_BY_TYPE_VAL_RESP event. 00282 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00283 * @param conn_handle Connection handle for which the command is given. 00284 * @param start_handle First requested handle number 00285 * @param end_handle Last requested handle number 00286 * @param uuid 2 octet UUID to find (little-endian) 00287 * @param attr_val_len Length of attribute value (maximum value is ATT_MTU - 7). 00288 * @param attr_val Attribute value to find 00289 * @return Value indicating success or error code. 00290 */ 00291 tBleStatus aci_att_find_by_type_value_req(uint16_t conn_handle, uint16_t start_handle, uint16_t end_handle, 00292 uint8_t* uuid, uint8_t attr_val_len, uint8_t* attr_val); 00293 00294 /** 00295 * @brief Send a @a Read @a By @a Type @a Request 00296 * @note The Read By Type Request is used to obtain the values of attributes where the attribute type 00297 * is known but the handle is not known. 00298 * The responses of the procedure are given through the @ref EVT_BLUE_ATT_READ_BY_TYPE_RESP event. 00299 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00300 * @param conn_handle Connection handle for which the command is given. 00301 * @param start_handle First requested handle number 00302 * @param end_handle Last requested handle number 00303 * @param uuid_type @arg @ref UUID_TYPE_16 00304 * @arg @ref UUID_TYPE_128 00305 * @param uuid 2 or 16 octet UUID 00306 * @return Value indicating success or error code. 00307 */ 00308 tBleStatus aci_att_read_by_type_req(uint16_t conn_handle, uint16_t start_handle, uint16_t end_handle, 00309 uint8_t uuid_type, uint8_t* uuid); 00310 00311 /** 00312 * @brief Send a @a Read @a By @a Group @a Type @a Request 00313 * @note The Read By Group Type Request is used to obtain the values of grouping attributes where the attribute 00314 * type is known but the handle is not known. Grouping attributes are defined at GATT layer. The grouping 00315 * attribute types are: «Primary Service», «Secondary Service» and «Characteristic». 00316 * The responses of the procedure are given through the @ref EVT_BLUE_ATT_READ_BY_GROUP_TYPE_RESP event. 00317 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE. 00318 * @param conn_handle Connection handle for which the command is given. 00319 * @param start_handle First requested handle number 00320 * @param end_handle Last requested handle number 00321 * @param uuid_type @arg @ref UUID_TYPE_16 00322 * @arg @ref UUID_TYPE_128 00323 * @param uuid 2 or 16 octet UUID 00324 * @return Value indicating success or error code. 00325 */ 00326 tBleStatus aci_att_read_by_group_type_req(uint16_t conn_handle, uint16_t start_handle, uint16_t end_handle, 00327 uint8_t uuid_type, uint8_t* uuid); 00328 00329 /** 00330 * @brief Send a @a Prepare @a Write @a Request 00331 * @note The Prepare Write Request is used to request the server to prepare to write the value of an attribute. 00332 * The responses of the procedure are given through the @ref EVT_BLUE_ATT_PREPARE_WRITE_RESP event. 00333 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE. 00334 * @param conn_handle Connection handle for which the command is given. 00335 * @param attr_handle The handle of the attribute to be written 00336 * @param value_offset The offset of the first octet to be written 00337 * @param attr_val_len Length of attribute value (maximum value is ATT_MTU - 5). 00338 * @param attr_val The value of the attribute to be written 00339 * @return Value indicating success or error code. 00340 */ 00341 tBleStatus aci_att_prepare_write_req(uint16_t conn_handle, uint16_t attr_handle, uint16_t value_offset, 00342 uint8_t attr_val_len, uint8_t* attr_val); 00343 00344 /** 00345 * @brief Send an @a Execute @a Write @a Request 00346 * @note The Execute Write Request is used to request the server to write or cancel the write of all the 00347 * prepared values currently held in the prepare queue from this client. 00348 * The result of the procedure is given through the @ref EVT_BLUE_ATT_EXEC_WRITE_RESP event. 00349 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00350 * @param conn_handle Connection handle for which the command is given. 00351 * @param execute @arg 0x00 Cancel all prepared writes 00352 * @arg 0x01 Immediately write all pending prepared values. 00353 * @return Value indicating success or error code. 00354 */ 00355 tBleStatus aci_att_execute_write_req(uint16_t conn_handle, uint8_t execute); 00356 00357 /** 00358 * @brief This command will start the GATT client procedure to discover all primary services on the server. 00359 * @note The responses of the procedure are given through the @ref EVT_BLUE_ATT_READ_BY_GROUP_TYPE_RESP event. 00360 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00361 * @param conn_handle Connection handle for which the command is given. 00362 * @return Value indicating success or error code. 00363 */ 00364 tBleStatus aci_gatt_disc_all_prim_services(uint16_t conn_handle); 00365 00366 /** 00367 * @brief Start the procedure to discover the primary services of the specified UUID on the server. 00368 * @note The responses of the procedure are given through the @ref EVT_BLUE_ATT_FIND_BY_TYPE_VAL_RESP event. 00369 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00370 * @param conn_handle Connection handle for which the command is given. 00371 * @param uuid_type @arg @ref UUID_TYPE_16 00372 * @arg @ref UUID_TYPE_128 00373 * @param uuid 2 or 16 octet UUID 00374 * @return Value indicating success or error code. 00375 */ 00376 tBleStatus aci_gatt_disc_prim_service_by_uuid(uint16_t conn_handle, uint8_t uuid_type, uint8_t* uuid); 00377 00378 /** 00379 * @brief Start the procedure to find all included services. 00380 * @note The responses of the procedure are given through the @ref EVT_BLUE_ATT_READ_BY_TYPE_RESP event. 00381 * The end of the procedure is indicated by a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event. 00382 * @param conn_handle Connection handle for which the command is given. 00383 * @param start_handle Start handle of the service 00384 * @param end_handle End handle of the service 00385 * @return Value indicating success or error code. 00386 */ 00387 tBleStatus aci_gatt_find_included_services(uint16_t conn_handle, uint16_t start_handle, 00388 uint16_t end_handle); 00389 00390 /** 00391 * @brief Start the procedure to discover all the characteristics of a given service. 00392 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00393 * Before procedure completion the response packets are given through @ref EVT_BLUE_ATT_READ_BY_TYPE_RESP event. 00394 * @param conn_handle Connection handle for which the command is given 00395 * @param start_attr_handle Start attribute handle of the service 00396 * @param end_attr_handle End attribute handle of the service 00397 * @return Value indicating success or error code. 00398 */ 00399 tBleStatus aci_gatt_disc_all_charac_of_serv(uint16_t conn_handle, uint16_t start_attr_handle, 00400 uint16_t end_attr_handle); 00401 00402 /** 00403 * @brief Start the procedure to discover all the characteristics specified by a UUID. 00404 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00405 * Before procedure completion the response packets are given through 00406 * @ref EVT_BLUE_GATT_DISC_READ_CHAR_BY_UUID_RESP event. 00407 * @param conn_handle Connection handle for which the command is given 00408 * @param start_handle Start attribute handle of the service 00409 * @param end_handle End attribute handle of the service 00410 * @param uuid_type @arg @ref UUID_TYPE_16 00411 * @arg @ref UUID_TYPE_128 00412 * @param uuid 2 or 16 octet UUID 00413 * @return Value indicating success or error code. 00414 */ 00415 tBleStatus aci_gatt_disc_charac_by_uuid(uint16_t conn_handle, uint16_t start_handle, 00416 uint16_t end_handle, uint8_t uuid_type, const uint8_t* uuid); 00417 00418 /** 00419 * @brief Start the procedure to discover all characteristic descriptors on the server. 00420 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00421 * Before procedure completion the response packets are given through @ref EVT_BLUE_ATT_FIND_INFORMATION_RESP event. 00422 * @param conn_handle Connection handle for which the command is given. 00423 * @param char_val_handle Starting handle of the characteristic 00424 * @param char_end_handle End handle of the characteristic 00425 * @return Value indicating success or error code. 00426 */ 00427 tBleStatus aci_gatt_disc_all_charac_descriptors(uint16_t conn_handle, uint16_t char_val_handle, 00428 uint16_t char_end_handle); 00429 00430 /** 00431 * @brief Start the procedure to read the attribute value. 00432 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00433 * Before procedure completion the response packet is given through @ref EVT_BLUE_ATT_READ_RESP event. 00434 * @param conn_handle Connection handle for which the command is given 00435 * @param attr_handle Handle of the characteristic to be read 00436 * @return Value indicating success or error code.\n 00437 * It can be @ref BLE_STATUS_NOT_ALLOWED in the following cases:\n 00438 * - If the exchange has already taken place\n 00439 * - If GATT is expecting response for previous request\n 00440 * - Already a request is in the queue to be sent\n 00441 * - Channel not open\n 00442 * - Already one GATT procedure is started 00443 */ 00444 tBleStatus aci_gatt_read_charac_val(uint16_t conn_handle, uint16_t attr_handle); 00445 00446 /** 00447 * @brief Start the procedure to read all the characteristics specified by the UUID. 00448 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00449 * Before procedure completion the response packets are given through 00450 * @ref EVT_BLUE_GATT_DISC_READ_CHAR_BY_UUID_RESP event. 00451 * @param conn_handle Connection handle for which the command is given 00452 * @param start_handle Starting handle of the range to be searched 00453 * @param end_handle End handle of the range to be searched 00454 * @param uuid_type @arg @ref UUID_TYPE_16 00455 * @arg @ref UUID_TYPE_128 00456 * @param uuid 2 or 16 octet UUID 00457 * @return Value indicating success or error code. 00458 */ 00459 tBleStatus aci_gatt_read_using_charac_uuid(uint16_t conn_handle, uint16_t start_handle, uint16_t end_handle, 00460 uint8_t uuid_type, uint8_t* uuid); 00461 00462 /** 00463 * @brief Start the procedure to read a long characteristic value. 00464 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00465 * Before procedure completion the response packets are given through @ref EVT_BLUE_ATT_READ_BLOB_RESP event. 00466 * @param conn_handle Connection handle for which the command is given 00467 * @param attr_handle Handle of the characteristic to be read 00468 * @param val_offset Offset from which the value needs to be read 00469 * @return Value indicating success or error code.\n 00470 * It can be @ref BLE_STATUS_NOT_ALLOWED in the following cases:\n 00471 * - If the exchange has already taken place\n 00472 * - If GATT is expecting response for previous request\n 00473 * - Already a request is in the queue to be sent\n 00474 * - Channel not open\n 00475 * - Already one GATT procedure is started 00476 */ 00477 tBleStatus aci_gatt_read_long_charac_val(uint16_t conn_handle, uint16_t attr_handle, 00478 uint16_t val_offset); 00479 00480 /** 00481 * @brief Start a procedure to read multiple characteristic values from a server. 00482 * @note This sub-procedure is used to read multiple Characteristic Values from a server when the 00483 * client knows the Characteristic Value Handles. 00484 * When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00485 * Before procedure completion the response packets are given through 00486 * @ref EVT_BLUE_ATT_READ_MULTIPLE_RESP event. 00487 * @param conn_handle Connection handle for which the command is given 00488 * @param num_handles The number of handles for which the value has to be read 00489 * @param set_of_handles The handles for which the attribute value has to be read 00490 * @return Value indicating success or error code. 00491 */ 00492 tBleStatus aci_gatt_read_multiple_charac_val(uint16_t conn_handle, uint8_t num_handles, 00493 uint8_t* set_of_handles); 00494 00495 /** 00496 * @brief Start the procedure to write a characteristic value. 00497 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00498 * @param conn_handle Connection handle for which the command is given 00499 * @param attr_handle Handle of the characteristic to be written 00500 * @param value_len Length of the value to be written 00501 * @param[in] attr_value Value to be written 00502 * @return Value indicating success or error code.\n 00503 * It can be @ref BLE_STATUS_NOT_ALLOWED in the following cases:\n 00504 * - If the exchange has already taken place\n 00505 * - If GATT is expecting response for previous request\n 00506 * - Already a request is in the queue to be sent\n 00507 * - Channel not open\n 00508 * - Already one GATT procedure is started 00509 */ 00510 tBleStatus aci_gatt_write_charac_value(uint16_t conn_handle, uint16_t attr_handle, 00511 uint8_t value_len, uint8_t *attr_value); 00512 00513 /** 00514 * @brief Start the procedure to write a long characteristic value. 00515 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00516 * During the procedure, @ref EVT_BLUE_ATT_PREPARE_WRITE_RESP and @ref EVT_BLUE_ATT_EXEC_WRITE_RESP 00517 * events are raised. 00518 * @param conn_handle Connection handle for which the command is given 00519 * @param attr_handle Handle of the attribute to be written 00520 * @param val_offset Offset at which the attribute has to be written 00521 * @param val_len Length of the value to be written 00522 * @param attr_val Value to be written 00523 * @return Value indicating success or error code. 00524 */ 00525 tBleStatus aci_gatt_write_long_charac_val(uint16_t conn_handle, uint16_t attr_handle, 00526 uint16_t val_offset, uint8_t val_len, const uint8_t* attr_val); 00527 00528 /** 00529 * @brief Start the procedure to write a characteristic reliably. 00530 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00531 * During the procedure, @ref EVT_BLUE_ATT_PREPARE_WRITE_RESP and @ref EVT_BLUE_ATT_EXEC_WRITE_RESP 00532 * events are raised. 00533 * @param conn_handle Connection handle for which the command is given 00534 * @param attr_handle Handle of the attribute to be written 00535 * @param val_offset Offset at which the attribute has to be written 00536 * @param val_len Length of the value to be written 00537 * @param attr_val Value to be written 00538 * @return Value indicating success or error code. 00539 */ 00540 tBleStatus aci_gatt_write_charac_reliable(uint16_t conn_handle, uint16_t attr_handle, 00541 uint16_t val_offset, uint8_t val_len, uint8_t* attr_val); 00542 00543 /** 00544 * @brief Start the procedure to write a long characteristic descriptor. 00545 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00546 * During the procedure, @ref EVT_BLUE_ATT_PREPARE_WRITE_RESP and @ref EVT_BLUE_ATT_EXEC_WRITE_RESP 00547 * events are raised. 00548 * @param conn_handle Connection handle for which the command is given 00549 * @param attr_handle Handle of the attribute to be written 00550 * @param val_offset Offset at which the attribute has to be written 00551 * @param val_len Length of the value to be written 00552 * @param attr_val Value to be written 00553 * @return Value indicating success or error code. 00554 */ 00555 tBleStatus aci_gatt_write_long_charac_desc(uint16_t conn_handle, uint16_t attr_handle, 00556 uint16_t val_offset, uint8_t val_len, uint8_t* attr_val); 00557 00558 /** 00559 * @brief Start the procedure to read a long characteristic value. 00560 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00561 * Before procedure completion the response packets are given through @ref EVT_BLUE_ATT_READ_BLOB_RESP 00562 * event. 00563 * @param conn_handle Connection handle for which the command is given 00564 * @param attr_handle Handle of the characteristic descriptor 00565 * @param val_offset Offset from which the value needs to be read 00566 * @return Value indicating success or error code. 00567 */ 00568 tBleStatus aci_gatt_read_long_charac_desc(uint16_t conn_handle, uint16_t attr_handle, 00569 uint16_t val_offset); 00570 00571 /** 00572 * @brief Start the procedure to write a characteristic descriptor. 00573 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00574 * @param conn_handle Connection handle for which the command is given 00575 * @param attr_handle Handle of the attribute to be written 00576 * @param value_len Length of the value to be written 00577 * @param[in] attr_value Value to be written 00578 * @return Value indicating success or error code.\n 00579 * It can be @ref BLE_STATUS_NOT_ALLOWED in the following cases:\n 00580 * - If the exchange has already taken place\n 00581 * - If GATT is expecting response for previous request\n 00582 * - Already a request is in the queue to be sent\n 00583 * - Channel not open\n 00584 * - Already one GATT procedure is started 00585 */ 00586 tBleStatus aci_gatt_write_charac_descriptor(uint16_t conn_handle, uint16_t attr_handle, 00587 uint8_t value_len, uint8_t *attr_value); 00588 00589 /** 00590 * @brief Start the procedure to read the descriptor specified. 00591 * @note When the procedure is completed, a @ref EVT_BLUE_GATT_PROCEDURE_COMPLETE event is generated. 00592 * Before procedure completion the response packet is given through @ref EVT_BLUE_ATT_READ_RESP event. 00593 * @param conn_handle Connection handle for which the command is given 00594 * @param attr_handle Handle of the descriptor to be read 00595 * @return Value indicating success or error code. 00596 */ 00597 tBleStatus aci_gatt_read_charac_desc(uint16_t conn_handle, uint16_t attr_handle); 00598 00599 /** 00600 * @brief Start the procedure to write a characteristic value without waiting for any response from the server. 00601 * @note No events are generated after this command is executed. 00602 * @param conn_handle Connection handle for which the command is given 00603 * @param attr_handle Handle of the attribute to be written 00604 * @param val_len Length of the value to be written (up to ATT_MTU - 3) 00605 * @param[in] attr_val Value to be written 00606 * @return Value indicating success or error code.\n 00607 * It can be @ref BLE_STATUS_NOT_ALLOWED in the following cases:\n 00608 * - If the exchange has already taken place\n 00609 * - If GATT is expecting response for previous request\n 00610 * - Already a request is in the queue to be sent\n 00611 * - Channel not open\n 00612 * - Already one GATT procedure is started 00613 */ 00614 tBleStatus aci_gatt_write_without_response(uint16_t conn_handle, uint16_t attr_handle, 00615 uint8_t val_len, const uint8_t* attr_val); 00616 00617 /** 00618 * @brief Start a signed write without response from the server. 00619 * @note The procedure i used to write a characteristic value with an authentication signature without waiting 00620 * for any response from the server. It cannot be used when the link is encrypted. 00621 * @param conn_handle Connection handle for which the command is given 00622 * @param attr_handle Handle of the attribute to be written 00623 * @param val_len Length of the value to be written (up to ATT_MTU - 13). 00624 * @param attr_val Value to be written 00625 * @return Value indicating success or error code 00626 */ 00627 tBleStatus aci_gatt_signed_write_without_resp(uint16_t conn_handle, uint16_t attr_handle, 00628 uint8_t val_len, uint8_t* attr_val); 00629 00630 /** 00631 * @brief Confirm an indication 00632 * @note This command has to be sent when the application receives the event @ref EVT_BLUE_GATT_INDICATION. 00633 * @param conn_handle Connection handle for which the command is given. 00634 * @return Value indicating success or error code. 00635 */ 00636 tBleStatus aci_gatt_confirm_indication(uint16_t conn_handle); 00637 00638 /** 00639 * @brief Allow or reject a write request from a client. 00640 * @note This command has to be sent by the application when it receives the @ref EVT_BLUE_GATT_WRITE_PERMIT_REQ. 00641 * If the write is allowed, then the status and error code has to be set to 0. If the write is not allowed, 00642 * then the status has to be set to 1 and the error code has to be set to the error code that has to be 00643 * passed to the client. 00644 * @param conn_handle Connection handle for which the command is given 00645 * @param attr_handle Handle of the attribute that was passed in the event @ref EVT_BLUE_GATT_WRITE_PERMIT_REQ. 00646 * @param write_status 0x00: The value can be written to the attribute specified by attr_handle\n 00647 * 0x01: The value cannot be written to the attribute specified by the attr_handle. 00648 * @param err_code The error code that has to be passed to the client in case the write has to be rejected. 00649 * @param att_val_len Length of the value to be written as passed in the event @ref EVT_BLUE_GATT_WRITE_PERMIT_REQ. 00650 * @param att_val Value as passed in the event @ref EVT_BLUE_GATT_WRITE_PERMIT_REQ. 00651 * @return Value indicating success or error code. 00652 */ 00653 tBleStatus aci_gatt_write_response(uint16_t conn_handle, 00654 uint16_t attr_handle, 00655 uint8_t write_status, 00656 uint8_t err_code, 00657 uint8_t att_val_len, 00658 uint8_t *att_val); 00659 00660 /** 00661 * @brief Allow the GATT server to send a response to a read request from a client. 00662 * @note The application has to send this command when it receives the @ref EVT_BLUE_GATT_READ_PERMIT_REQ 00663 * or @ref EVT_BLUE_GATT_READ_MULTI_PERMIT_REQ. This command indicates to the stack that the response 00664 * can be sent to the client. So if the application wishes to update any of the attributes before 00665 * they are read by the client, it has to update the characteristic values using the aci_gatt_update_char_value 00666 * and then give this command. The application should perform the required operations within 30 seconds, 00667 * otherwise the GATT procedure will go to timeout. 00668 * @param conn_handle Connection handle for which the command is given. 00669 * @return Value indicating success or error code. 00670 */ 00671 tBleStatus aci_gatt_allow_read(uint16_t conn_handle); 00672 00673 /** 00674 * @brief Set the security permission for the attribute handle specified. 00675 * @note Currently the setting of security permission is allowed only for client configuration descriptor. 00676 * @param service_handle Handle of the service which contains the attribute whose security 00677 * permission has to be modified. 00678 * @param attr_handle Handle of the attribute whose security permission has to be modified. 00679 * @param security_permission Security permissions for the descriptor. See @ref Security_permissions "Security permissions". 00680 * @arg ATTR_PERMISSION_NONE 00681 * @arg ATTR_PERMISSION_AUTHEN_READ 00682 * @arg ATTR_PERMISSION_AUTHOR_READ 00683 * @arg ATTR_PERMISSION_ENCRY_READ 00684 * @arg ATTR_PERMISSION_AUTHEN_WRITE 00685 * @arg ATTR_PERMISSION_AUTHOR_WRITE 00686 * @arg ATTR_PERMISSION_ENCRY_WRITE 00687 * @return Value indicating success or error code. 00688 */ 00689 tBleStatus aci_gatt_set_security_permission(uint16_t service_handle, uint16_t attr_handle, 00690 uint8_t security_permission); 00691 00692 /** 00693 * @brief This command sets the value of the descriptor specified by charDescHandle. 00694 * @param servHandle Handle of the service which contains the descriptor. 00695 * @param charHandle Handle of the characteristic which contains the descriptor. 00696 * @param charDescHandle Handle of the descriptor whose value has to be set. 00697 * @param charDescValOffset Offset from which the descriptor value has to be updated. 00698 * @param charDescValueLen Length of the descriptor value 00699 * @param[in] charDescValue descriptor value 00700 * @return Value indicating success or error code. 00701 */ 00702 tBleStatus aci_gatt_set_desc_value(uint16_t servHandle, 00703 uint16_t charHandle, 00704 uint16_t charDescHandle, 00705 uint16_t charDescValOffset, 00706 uint8_t charDescValueLen, 00707 const uint8_t *charDescValue); 00708 00709 /** 00710 * @brief Reads the value of the attribute handle specified from the local GATT database. 00711 * @param attr_handle Handle of the attribute to read 00712 * @param data_len Length of the data buffer. 00713 * @param[in] data_len_out_p Length of the read attribute. 00714 * @param[in] data Pointer to the buffer that will contain the read value. 00715 * The buffer will be filled with the attribute value. 00716 * The length will be the minimum between the provided data_len and the actual length of the 00717 * attribute (in data_len_out_p). 00718 * @return Value indicating success or error code. 00719 */ 00720 tBleStatus aci_gatt_read_handle_value(uint16_t attr_handle, uint16_t data_len, uint16_t *data_len_out_p, uint8_t *data); 00721 00722 /** 00723 * @brief Reads the value of the attribute handle specified from the local GATT database, starting from a given offset. 00724 * @param attr_handle Handle of the attribute to read 00725 * @param offset Offset from which the value needs to be read 00726 * @param data_len Length of the data buffer. 00727 * @param[in] data_len_out_p Length of the read attribute. 00728 * @param[in] data Pointer to the buffer that will contain the read value. 00729 * The buffer will be filled with the attribute value. 00730 * The length will be the minimum between the provided data_len and the actual length of the 00731 * attribute (in data_len_out_p). 00732 * @return Value indicating success or error code. 00733 */ 00734 tBleStatus aci_gatt_read_handle_value_offset_IDB05A1(uint16_t attr_handle, uint8_t offset, uint16_t data_len, uint16_t *data_len_out_p, uint8_t *data); 00735 00736 /** 00737 * @} 00738 */ 00739 00740 00741 /** 00742 * @defgroup GATT_Events GATT events 00743 * The structures are the data field of @ref evt_blue_aci. 00744 * @{ 00745 */ 00746 00747 /** 00748 * This event is raised to the application by the GATT server when a client modifies any attribute on the server, 00749 * if event is enabled (see @ref Gatt_Event_Mask "Gatt Event Mask"). 00750 * See @ref _evt_gatt_attr_modified_IDB04A1 or @ref _evt_gatt_attr_modified__IDB05A1. 00751 */ 00752 #define EVT_BLUE_GATT_ATTRIBUTE_MODIFIED (0x0C01) 00753 typedef __packed struct _evt_gatt_attr_modified_IDB05A1{ 00754 uint16_t conn_handle; /**< The connection handle which modified the attribute. */ 00755 uint16_t attr_handle; /**< Handle of the attribute that was modified. */ 00756 uint8_t data_length; /**< The length of the data */ 00757 uint16_t offset; /**< Offset from which the write has been performed by the peer device */ 00758 uint8_t att_data[VARIABLE_SIZE]; /**< The new value (length is data_length) */ 00759 } PACKED evt_gatt_attr_modified_IDB05A1; 00760 00761 typedef __packed struct _evt_gatt_attr_modified_IDB04A1{ 00762 uint16_t conn_handle; /**< The connection handle which modified the attribute. */ 00763 uint16_t attr_handle; /**< Handle of the attribute that was modified. */ 00764 uint8_t data_length; /**< The length of the data */ 00765 uint8_t att_data[VARIABLE_SIZE]; /**< The new value (length is data_length) */ 00766 } PACKED evt_gatt_attr_modified_IDB04A1; 00767 00768 /** 00769 * This event is generated by the client/server to the application on a GATT timeout (30 seconds). 00770 * See @ref _evt_gatt_procedure_timeout. 00771 */ 00772 #define EVT_BLUE_GATT_PROCEDURE_TIMEOUT (0x0C02) 00773 typedef __packed struct _evt_gatt_procedure_timeout{ 00774 uint16_t conn_handle; /**< The connection handle on which the GATT procedure has timed out */ 00775 } PACKED evt_gatt_procedure_timeout; 00776 00777 /** 00778 * This event is generated in response to an Exchange MTU request. See aci_gatt_exchange_configuration(). 00779 * See @ref _evt_att_exchange_mtu_resp. 00780 */ 00781 #define EVT_BLUE_ATT_EXCHANGE_MTU_RESP (0x0C03) 00782 typedef __packed struct _evt_att_exchange_mtu_resp{ 00783 uint16_t conn_handle; /**< The connection handle related to the response */ 00784 uint8_t event_data_length; /**< Length of following data (always 1). */ 00785 uint16_t server_rx_mtu; /**< Attribute server receive MTU size */ 00786 } PACKED evt_att_exchange_mtu_resp; 00787 00788 /** 00789 * This event is generated in response to a @a Find @a Information @a Request. See aci_att_find_information_req() and 00790 * Find Information Response in Bluetooth Core v4.0 spec. See @ref _evt_att_find_information_resp. 00791 */ 00792 #define EVT_BLUE_ATT_FIND_INFORMATION_RESP (0x0C04) 00793 typedef __packed struct _evt_att_find_information_resp{ 00794 uint16_t conn_handle; /**< The connection handle related to the response */ 00795 uint8_t event_data_length; /**< Length of following data. */ 00796 uint8_t format; /**< The format of the handle_uuid_pair. @arg 1: 16-bit UUIDs @arg 2: 128-bit UUIDs */ 00797 /** 00798 * A sequence of handle-uuid pairs.\n 00799 * @li if format=1, each pair is:\n 00800 * [2 octets for handle, 2 octets for UUIDs] \n 00801 * @li if format=2, each pair is:\n 00802 * [2 octets for handle, 16 octets for UUIDs] 00803 */ 00804 uint8_t handle_uuid_pair[VARIABLE_SIZE]; 00805 } PACKED evt_att_find_information_resp; 00806 00807 /** 00808 * This event is generated in response to a @a Find @a By @a Type @a Value @a Request. See 00809 * Find By Type Value Response in Bluetooth Core v4.0 spec. See @ref _evt_att_find_by_type_val_resp. 00810 */ 00811 #define EVT_BLUE_ATT_FIND_BY_TYPE_VAL_RESP (0x0C05) 00812 typedef __packed struct _evt_att_find_by_type_val_resp{ 00813 uint16_t conn_handle; /**< The connection handle related to the response */ 00814 uint8_t event_data_length; /**< Length of following data. */ 00815 /** 00816 * Handles Information List as defined in Bluetooth Core v4.0 spec. 00817 * A sequence of handle pairs: [2 octets for Found Attribute Handle, 2 octets for Group End Handle] 00818 */ 00819 uint8_t handles_info_list[VARIABLE_SIZE]; 00820 } PACKED evt_att_find_by_type_val_resp; 00821 00822 /** 00823 * This event is generated in response to a @a Read @a By @a Type @a Request. See aci_gatt_find_included_services() and 00824 * aci_gatt_disc_all_charac_of_serv(). 00825 * For more info see Read By Type Response in Bluetooth Core v4.0 spec. See @ref _evt_att_read_by_type_resp. 00826 */ 00827 #define EVT_BLUE_ATT_READ_BY_TYPE_RESP (0x0C06) 00828 typedef __packed struct _evt_att_read_by_type_resp{ 00829 uint16_t conn_handle; /**< The connection handle related to the response */ 00830 uint8_t event_data_length; /**< Length of following data. */ 00831 uint8_t handle_value_pair_length; /**< The size of each attribute handle-value pair */ 00832 /** 00833 * Attribute Data List as defined in Bluetooth Core v4.0 spec. 00834 * A sequence of handle-value pairs: [2 octets for Attribute Handle, (handle_value_pair_length - 2 octets) for Attribute Value] 00835 */ 00836 uint8_t handle_value_pair[VARIABLE_SIZE]; 00837 } PACKED evt_att_read_by_type_resp; 00838 00839 /** 00840 * This event is generated in response to a @a Read @a Request. See aci_gatt_read_charac_val(). 00841 * For more info see Read Response in Bluetooth Core v4.0 spec. See @ref _evt_att_read_resp. 00842 */ 00843 #define EVT_BLUE_ATT_READ_RESP (0x0C07) 00844 typedef __packed struct _evt_att_read_resp{ 00845 uint16_t conn_handle; /**< The connection handle related to the response. */ 00846 uint8_t event_data_length; /**< Length of following data. */ 00847 uint8_t attribute_value[VARIABLE_SIZE]; /**< The value of the attribute. */ 00848 } PACKED evt_att_read_resp; 00849 00850 /** 00851 * This event is generated in response to a @a Read @a Blob @a Request. See aci_gatt_read_long_charac_val(). 00852 * For more info see Read Blob Response in Bluetooth Core v4.0 spec. See @ref _evt_att_read_blob_resp. 00853 */ 00854 #define EVT_BLUE_ATT_READ_BLOB_RESP (0x0C08) 00855 typedef __packed struct _evt_att_read_blob_resp{ 00856 uint16_t conn_handle; /**< The connection handle related to the response. */ 00857 uint8_t event_data_length; /**< Length of following data. */ 00858 uint8_t part_attribute_value[VARIABLE_SIZE]; /**< Part of the attribute value. */ 00859 } PACKED evt_att_read_blob_resp; 00860 00861 /** 00862 * This event is generated in response to a @a Read @a Multiple @a Request. 00863 * For more info see Read Multiple Response in Bluetooth Core v4.0 spec. See @ref _evt_att_read_mult_resp. 00864 */ 00865 #define EVT_BLUE_ATT_READ_MULTIPLE_RESP (0x0C09) 00866 typedef __packed struct _evt_att_read_mult_resp{ 00867 uint16_t conn_handle; /**< The connection handle related to the response. */ 00868 uint8_t event_data_length; /**< Length of following data. */ 00869 uint8_t set_of_values[VARIABLE_SIZE]; /**< A set of two or more values.*/ 00870 } PACKED evt_att_read_mult_resp; 00871 00872 /** 00873 * This event is generated in response to a @a Read @a By @a Group @a Type @a Request. See aci_gatt_disc_all_prim_services(). 00874 * For more info see Read By Group type Response in Bluetooth Core v4.0 spec. See @ref _evt_att_read_by_group_resp. 00875 */ 00876 #define EVT_BLUE_ATT_READ_BY_GROUP_TYPE_RESP (0x0C0A) 00877 typedef __packed struct _evt_att_read_by_group_resp{ 00878 uint16_t conn_handle; /**< The connection handle related to the response. */ 00879 uint8_t event_data_length; /**< Length of following data. */ 00880 uint8_t attribute_data_length; /**< The size of each Attribute Data. */ 00881 /** 00882 * A list of Attribute Data where the attribute data is composed by: 00883 * @li 2 octets for Attribute Handle 00884 * @li 2 octets for End Group Handle 00885 * @li (attribute_data_length - 4) octets for Attribute Value 00886 */ 00887 uint8_t attribute_data_list[VARIABLE_SIZE]; 00888 } PACKED evt_att_read_by_group_resp; 00889 00890 /** 00891 * This event is generated in response to a @a Prepare @a Write @a Request. 00892 * For more info see Prepare Write Response in Bluetooth Core v4.0 spec. See @ref _evt_att_prepare_write_resp. 00893 */ 00894 #define EVT_BLUE_ATT_PREPARE_WRITE_RESP (0x0C0C) 00895 typedef __packed struct _evt_att_prepare_write_resp{ 00896 uint16_t conn_handle; /**< The connection handle related to the response. */ 00897 uint8_t event_data_length; /**< Length of following data. */ 00898 uint16_t attribute_handle; /**< The handle of the attribute to be written. */ 00899 uint16_t offset; /**< The offset of the first octet to be written. */ 00900 uint8_t part_attr_value[VARIABLE_SIZE]; /**< The value of the attribute to be written. */ 00901 } PACKED evt_att_prepare_write_resp; 00902 00903 /** 00904 * This event is generated in response to an @a Execute @a Write @a Request. 00905 * For more info see Execute Write Response in Bluetooth Core v4.0 spec. See @ref _evt_att_exec_write_resp. 00906 */ 00907 #define EVT_BLUE_ATT_EXEC_WRITE_RESP (0x0C0D) 00908 typedef __packed struct _evt_att_exec_write_resp{ 00909 uint16_t conn_handle; /**< The connection handle related to the response. */ 00910 uint8_t event_data_length; /**< Always 0. */ 00911 } PACKED evt_att_exec_write_resp; 00912 00913 /** 00914 * This event is generated when an indication is received from the server. 00915 * For more info see Handle Value Indication in Bluetooth Core v4.0 spec. See @ref _evt_gatt_indication. 00916 */ 00917 #define EVT_BLUE_GATT_INDICATION (0x0C0E) 00918 typedef __packed struct _evt_gatt_indication{ 00919 uint16_t conn_handle; /**< The connection handle related to the event. */ 00920 uint8_t event_data_length; /**< Length of following data. */ 00921 uint16_t attr_handle; /**< The handle of the attribute. */ 00922 uint8_t attr_value[VARIABLE_SIZE]; /**< The current value of the attribute. */ 00923 } PACKED evt_gatt_indication; 00924 00925 /** 00926 * This event is generated when a notification is received from the server. 00927 * For more info see Handle Value Notification in Bluetooth Core v4.0 spec. See @ref _evt_gatt_notification. 00928 */ 00929 #define EVT_BLUE_GATT_NOTIFICATION (0x0C0F) 00930 typedef __packed struct _evt_gatt_notification{ 00931 uint16_t conn_handle; /**< The connection handle related to the event. */ 00932 uint8_t event_data_length; /**< Length of following data. */ 00933 uint16_t attr_handle; /**< The handle of the attribute. */ 00934 uint8_t attr_value[VARIABLE_SIZE]; /**< The current value of the attribute. */ 00935 } PACKED evt_gatt_attr_notification; 00936 00937 /** 00938 * This event is generated when a GATT client procedure completes either with error or successfully. 00939 * See @ref _evt_gatt_procedure_complete. 00940 */ 00941 #define EVT_BLUE_GATT_PROCEDURE_COMPLETE (0x0C10) 00942 typedef __packed struct _evt_gatt_procedure_complete{ 00943 uint16_t conn_handle; /**< The connection handle on which the GATT procedure has completed */ 00944 uint8_t data_length; /**< Length of error_code field (always 1). */ 00945 /** 00946 * Indicates whether the procedure completed with error (BLE_STATUS_FAILED) or was successful (BLE_STATUS_SUCCESS). 00947 */ 00948 uint8_t error_code; 00949 } PACKED evt_gatt_procedure_complete; 00950 00951 /** 00952 * This event is generated when an Error Response is received from the server. The error response can be given 00953 * by the server at the end of one of the GATT discovery procedures. This does not mean that the procedure ended 00954 * with an error, but this error event is part of the procedure itself. See @ref _evt_gatt_error_resp. 00955 */ 00956 #define EVT_BLUE_GATT_ERROR_RESP (0x0C11) 00957 typedef __packed struct _evt_gatt_error_resp{ 00958 uint16_t conn_handle; /**< The connection handle related to the event. */ 00959 uint8_t event_data_length; /**< Length of following data. */ 00960 uint8_t req_opcode; /**< The request that generated this error response. */ 00961 uint16_t attr_handle; /**< The attribute handle that generated this error response. */ 00962 uint8_t error_code; /**< The reason why the request has generated an error response. See Error Response in Bluetooth Core v4.0 spec. */ 00963 } PACKED evt_gatt_error_resp; 00964 00965 /** 00966 * This event can be generated during a "Discover Characteristics By UUID" procedure or a "Read using 00967 * Characteristic UUID" procedure. 00968 * The attribute value will be a service declaration as defined in Bluetooth Core v4.0 spec (vol.3, Part G, ch. 3.3.1), 00969 * when a "Discover Characteristics By UUID" has been started. It will be the value of the Characteristic if a 00970 * "Read using Characteristic UUID" has been performed. See @ref _evt_gatt_disc_read_char_by_uuid_resp. 00971 */ 00972 #define EVT_BLUE_GATT_DISC_READ_CHAR_BY_UUID_RESP (0x0C12) 00973 typedef __packed struct _evt_gatt_disc_read_char_by_uuid_resp{ 00974 uint16_t conn_handle; /**< The connection handle related to the event. */ 00975 uint8_t event_data_length; /**< Length of following data. */ 00976 uint16_t attr_handle; /**< The handle of the attribute. */ 00977 /** 00978 * The attribute value will be a service declaration as defined in Bluetooth Core v4.0 spec (vol.3, Part G, ch. 3.3.1), 00979 * when a "Discover Characteristics By UUID" has been started. It will be the value of the Characteristic if a 00980 * "Read using Characteristic UUID" has been performed. 00981 */ 00982 uint8_t attr_value[VARIABLE_SIZE]; 00983 } PACKED evt_gatt_disc_read_char_by_uuid_resp; 00984 00985 /** 00986 * This event is given to the application when a write request, write command or signed write command 00987 * is received by the server from the client. This event will be given to the application only if the 00988 * event bit for this event generation is set when the characteristic was added. 00989 * When this event is received, the application has to check whether the value being requested for write 00990 * is allowed to be written and respond with the command aci_gatt_write_response(). 00991 * If the write is rejected by the application, then the value of the attribute will not be modified. 00992 * In case of a write request, an error response will be sent to the client, with the error code as specified by the application. 00993 * In case of write/signed write commands, no response is sent to the client but the attribute is not modified. 00994 * See @ref evt_gatt_write_permit_req. 00995 */ 00996 #define EVT_BLUE_GATT_WRITE_PERMIT_REQ (0x0C13) 00997 typedef __packed struct _evt_gatt_write_permit_req{ 00998 uint16_t conn_handle; /**< Handle of the connection on which there was the request to write the attribute. */ 00999 uint16_t attr_handle; /**< The handle of the attribute for which the write request has been made by the client */ 01000 uint8_t data_length; /**< Length of data field. */ 01001 uint8_t data[VARIABLE_SIZE]; /**< The data that the client has requested to write */ 01002 } PACKED evt_gatt_write_permit_req; 01003 01004 /** 01005 * This event is given to the application when a read request or read blob request is received by the server 01006 * from the client. This event will be given to the application only if the event bit for this event generation 01007 * is set when the characteristic was added. 01008 * On receiving this event, the application can update the value of the handle if it desires and when done 01009 * it has to use the aci_gatt_allow_read() command to indicate to the stack that it can send the response to the client. 01010 * See @ref evt_gatt_read_permit_req. 01011 * 01012 */ 01013 #define EVT_BLUE_GATT_READ_PERMIT_REQ (0x0C14) 01014 typedef __packed struct _evt_gatt_read_permit_req{ 01015 uint16_t conn_handle; /**< Handle of the connection on which there was the request to read the attribute. */ 01016 uint16_t attr_handle; /**< The handle of the attribute for which the read request has been made by the client */ 01017 uint8_t data_length; /**< Length of offset field. (always 1). */ 01018 uint8_t offset; /**< Contains the offset from which the read has been requested */ 01019 } PACKED evt_gatt_read_permit_req; 01020 01021 /** 01022 * This event is given to the application when a read multiple request or read by type request is received 01023 * by the server from the client. This event will be given to the application only if the event bit for this 01024 * event generation is set when the characteristic was added. 01025 * On receiving this event, the application can update the values of the handles if it desires and when done 01026 * it has to send the aci_gatt_allow_read command to indicate to the stack that it can send the response to the client. 01027 * See @ref evt_gatt_read_multi_permit_req. 01028 * 01029 */ 01030 #define EVT_BLUE_GATT_READ_MULTI_PERMIT_REQ (0x0C15) 01031 typedef __packed struct _evt_gatt_read_multi_permit_req{ 01032 uint16_t conn_handle; /**< Handle of the connection on which there was the request to read the attribute. */ 01033 uint8_t data_length; /**< Length of data field. */ 01034 uint8_t data[VARIABLE_SIZE]; /**< The handles of the attributes that have been requested by the client for a read. */ 01035 } PACKED evt_gatt_read_multi_permit_req; 01036 01037 /** 01038 * @} 01039 */ 01040 01041 /** 01042 * @} 01043 */ 01044 01045 #endif /* __BLUENRG_GATT_ACI_H__ */
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