/************************************************************************************************** Filename: simpleGATTprofile.c Revised: $Date: 2013-05-06 13:33:47 -0700 (Mon, 06 May 2013) $ Revision: $Revision: 34153 $ Description: This file contains the Simple GATT profile sample GATT service profile for use with the BLE sample application. Copyright 2010 - 2013 Texas Instruments Incorporated. All rights reserved. IMPORTANT: Your use of this Software is limited to those specific rights granted under the terms of a software license agreement between the user who downloaded the software, his/her employer (which must be your employer) and Texas Instruments Incorporated (the "License"). You may not use this Software unless you agree to abide by the terms of the License. The License limits your use, and you acknowledge, that the Software may not be modified, copied or distributed unless embedded on a Texas Instruments microcontroller or used solely and exclusively in conjunction with a Texas Instruments radio frequency transceiver, which is integrated into your product. Other than for the foregoing purpose, you may not use, reproduce, copy, prepare derivative works of, modify, distribute, perform, display or sell this Software and/or its documentation for any purpose. YOU FURTHER ACKNOWLEDGE AND AGREE THAT THE SOFTWARE AND DOCUMENTATION ARE PROVIDED “AS IS?WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION, ANY WARRANTY OF MERCHANTABILITY, TITLE, NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL TEXAS INSTRUMENTS OR ITS LICENSORS BE LIABLE OR OBLIGATED UNDER CONTRACT, NEGLIGENCE, STRICT LIABILITY, CONTRIBUTION, BREACH OF WARRANTY, OR OTHER LEGAL EQUITABLE THEORY ANY DIRECT OR INDIRECT DAMAGES OR EXPENSES INCLUDING BUT NOT LIMITED TO ANY INCIDENTAL, SPECIAL, INDIRECT, PUNITIVE OR CONSEQUENTIAL DAMAGES, LOST PROFITS OR LOST DATA, COST OF PROCUREMENT OF SUBSTITUTE GOODS, TECHNOLOGY, SERVICES, OR ANY CLAIMS BY THIRD PARTIES (INCLUDING BUT NOT LIMITED TO ANY DEFENSE THEREOF), OR OTHER SIMILAR COSTS. Should you have any questions regarding your right to use this Software, contact Texas Instruments Incorporated at www.TI.com. **************************************************************************************************/ /********************************************************************* * INCLUDES */ #include "bcomdef.h" #include "OSAL.h" #include "linkdb.h" #include "att.h" #include "gatt.h" #include "gatt_uuid.h" #include "gattservapp.h" #include "gapbondmgr.h" #include "simpleGATTprofile.h" #include "hal_lcd.h" #include "simpleBle.h" #define LCD_WRITE_STRING(str, option) #define LCD_WRITE_SCREEN(line1, line2) #define LCD_WRITE_STRING_VALUE(title, value, format, line) /********************************************************************* * MACROS */ /********************************************************************* * CONSTANTS */ #define SERVAPP_NUM_ATTR_SUPPORTED 21//25 /********************************************************************* * TYPEDEFS */ /********************************************************************* * GLOBAL VARIABLES */ // Simple GATT Profile Service UUID: 0xFFF0 CONST uint8 simpleProfileServUUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_SERV_UUID), HI_UINT16(SIMPLEPROFILE_SERV_UUID) }; // Characteristic 1 UUID: 0xFFF1 CONST uint8 simpleProfilechar1UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR1_UUID), HI_UINT16(SIMPLEPROFILE_CHAR1_UUID) }; // Characteristic 2 UUID: 0xFFF2 CONST uint8 simpleProfilechar2UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR2_UUID), HI_UINT16(SIMPLEPROFILE_CHAR2_UUID) }; // Characteristic 3 UUID: 0xFFF3 CONST uint8 simpleProfilechar3UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR3_UUID), HI_UINT16(SIMPLEPROFILE_CHAR3_UUID) }; // Characteristic 4 UUID: 0xFFF4 CONST uint8 simpleProfilechar4UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR4_UUID), HI_UINT16(SIMPLEPROFILE_CHAR4_UUID) }; // Characteristic 5 UUID: 0xFFF5 CONST uint8 simpleProfilechar5UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR5_UUID), HI_UINT16(SIMPLEPROFILE_CHAR5_UUID) }; // Characteristic 6 UUID: 0xFFF6 CONST uint8 simpleProfilechar6UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR6_UUID), HI_UINT16(SIMPLEPROFILE_CHAR6_UUID) }; // Characteristic 7 UUID: 0xFFF7 CONST uint8 simpleProfilechar7UUID[ATT_BT_UUID_SIZE] = { LO_UINT16(SIMPLEPROFILE_CHAR7_UUID), HI_UINT16(SIMPLEPROFILE_CHAR7_UUID) }; /********************************************************************* * EXTERNAL VARIABLES */ /********************************************************************* * EXTERNAL FUNCTIONS */ /********************************************************************* * LOCAL VARIABLES */ static simpleProfileCBs_t *simpleProfile_AppCBs = NULL; /********************************************************************* * Profile Attributes - variables */ // Simple Profile Service attribute static CONST gattAttrType_t simpleProfileService = { ATT_BT_UUID_SIZE, simpleProfileServUUID }; // Simple Profile Characteristic 1 Properties static uint8 simpleProfileChar1Props = GATT_PROP_READ | GATT_PROP_WRITE; // Characteristic 1 Value static uint8 simpleProfileChar1 = 0; // Simple Profile Characteristic 1 User Description static uint8 simpleProfileChar1UserDesp[17] = "Characteristic 1\0"; // Simple Profile Characteristic 2 Properties static uint8 simpleProfileChar2Props = GATT_PROP_READ; // Characteristic 2 Value static uint8 simpleProfileChar2 = 0; // Simple Profile Characteristic 2 User Description static uint8 simpleProfileChar2UserDesp[17] = "Characteristic 2\0"; // Simple Profile Characteristic 3 Properties static uint8 simpleProfileChar3Props = GATT_PROP_WRITE; // Characteristic 3 Value static uint8 simpleProfileChar3 = 0; // Simple Profile Characteristic 3 User Description static uint8 simpleProfileChar3UserDesp[17] = "Characteristic 3\0"; // Simple Profile Characteristic 4 Properties static uint8 simpleProfileChar4Props = GATT_PROP_NOTIFY; // Characteristic 4 Value static uint8 simpleProfileChar4 = 0; // Simple Profile Characteristic 4 Configuration Each client has its own // instantiation of the Client Characteristic Configuration. Reads of the // Client Characteristic Configuration only shows the configuration for // that client and writes only affect the configuration of that client. static gattCharCfg_t simpleProfileChar4Config[GATT_MAX_NUM_CONN]; // Simple Profile Characteristic 4 User Description static uint8 simpleProfileChar4UserDesp[17] = "Characteristic 4\0"; // Simple Profile Characteristic 5 Properties static uint8 simpleProfileChar5Props = GATT_PROP_READ; // Characteristic 5 Value static uint8 simpleProfileChar5[SIMPLEPROFILE_CHAR5_LEN] = { 0, 0, 0, 0, 0 }; // Simple Profile Characteristic 5 User Description static uint8 simpleProfileChar5UserDesp[17] = "Characteristic 5\0"; // Simple Profile Characteristic 6 Properties static uint8 simpleProfileChar6Props = GATT_PROP_READ | GATT_PROP_WRITE_NO_RSP | GATT_PROP_NOTIFY; // Characteristic 6 Value static uint8 simpleProfileChar6[SIMPLEPROFILE_CHAR6_LEN] = { 0, 0, 0, 0, 0 }; static uint8 simpleProfileChar6Len = 0; // Simple Profile Characteristic 6 Configuration Each client has its own // instantiation of the Client Characteristic Configuration. Reads of the // Client Characteristic Configuration only shows the configuration for // that client and writes only affect the configuration of that client. static gattCharCfg_t simpleProfileChar6Config[GATT_MAX_NUM_CONN]; // Simple Profile Characteristic 6 User Description static uint8 simpleProfileChar6UserDesp[17] = "Characteristic 6\0"; // Simple Profile Characteristic 7 Properties //static uint8 simpleProfileChar7Props = GATT_PROP_NOTIFY; // Characteristic 7 Value static uint8 simpleProfileChar7[SIMPLEPROFILE_CHAR7_LEN] = { 0, 0, 0, 0, 0 }; static uint8 simpleProfileChar7Len = 0; // Simple Profile Characteristic 7 Configuration Each client has its own // instantiation of the Client Characteristic Configuration. Reads of the // Client Characteristic Configuration only shows the configuration for // that client and writes only affect the configuration of that client. static gattCharCfg_t simpleProfileChar7Config[GATT_MAX_NUM_CONN]; // Simple Profile Characteristic 7 User Description //static uint8 simpleProfileChar7UserDesp[17] = "Characteristic 7\0"; /********************************************************************* * Profile Attributes - Table */ static gattAttribute_t simpleProfileAttrTbl[SERVAPP_NUM_ATTR_SUPPORTED] = { // Simple Profile Service { { ATT_BT_UUID_SIZE, primaryServiceUUID }, /* type */ GATT_PERMIT_READ, /* permissions */ 0, /* handle */ (uint8 *)&simpleProfileService /* pValue */ }, // Characteristic 1 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar1Props }, // Characteristic Value 1 { { ATT_BT_UUID_SIZE, simpleProfilechar1UUID }, GATT_PERMIT_READ | GATT_PERMIT_WRITE, 0, &simpleProfileChar1 }, // Characteristic 1 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar1UserDesp }, // Characteristic 2 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar2Props }, // Characteristic Value 2 { { ATT_BT_UUID_SIZE, simpleProfilechar2UUID }, GATT_PERMIT_READ, 0, &simpleProfileChar2 }, // Characteristic 2 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar2UserDesp }, // Characteristic 3 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar3Props }, // Characteristic Value 3 { { ATT_BT_UUID_SIZE, simpleProfilechar3UUID }, GATT_PERMIT_WRITE, 0, &simpleProfileChar3 }, // Characteristic 3 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar3UserDesp }, // Characteristic 4 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar4Props }, // Characteristic Value 4 { { ATT_BT_UUID_SIZE, simpleProfilechar4UUID }, 0, 0, &simpleProfileChar4 }, // Characteristic 4 configuration { { ATT_BT_UUID_SIZE, clientCharCfgUUID }, GATT_PERMIT_READ | GATT_PERMIT_WRITE, 0, (uint8 *)simpleProfileChar4Config }, // Characteristic 4 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar4UserDesp }, // Characteristic 5 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar5Props }, // Characteristic Value 5 { { ATT_BT_UUID_SIZE, simpleProfilechar5UUID }, GATT_PERMIT_AUTHEN_READ, 0, simpleProfileChar5 }, // Characteristic 5 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar5UserDesp }, // Characteristic 6 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar6Props }, // Characteristic Value 6 { { ATT_BT_UUID_SIZE, simpleProfilechar6UUID }, GATT_PERMIT_READ | GATT_PERMIT_WRITE, 0, simpleProfileChar6 }, // Characteristic 6 configuration { { ATT_BT_UUID_SIZE, clientCharCfgUUID }, GATT_PERMIT_READ | GATT_PERMIT_WRITE, 0, (uint8 *)simpleProfileChar6Config }, // Characteristic 6 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar6UserDesp }, #if 0 // Characteristic 7 Declaration { { ATT_BT_UUID_SIZE, characterUUID }, GATT_PERMIT_READ, 0, &simpleProfileChar7Props }, // Characteristic Value 7 { { ATT_BT_UUID_SIZE, simpleProfilechar7UUID }, 0, 0, simpleProfileChar7 }, // Characteristic 7 configuration { { ATT_BT_UUID_SIZE, clientCharCfgUUID }, GATT_PERMIT_READ | GATT_PERMIT_WRITE, 0, (uint8 *)simpleProfileChar7Config }, // Characteristic 7 User Description { { ATT_BT_UUID_SIZE, charUserDescUUID }, GATT_PERMIT_READ, 0, simpleProfileChar7UserDesp }, #endif }; /********************************************************************* * LOCAL FUNCTIONS */ static uint8 simpleProfile_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr, uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen ); static bStatus_t simpleProfile_WriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr, uint8 *pValue, uint8 len, uint16 offset ); static void simpleProfile_HandleConnStatusCB( uint16 connHandle, uint8 changeType ); /********************************************************************* * PROFILE CALLBACKS */ // Simple Profile Service Callbacks CONST gattServiceCBs_t simpleProfileCBs = { simpleProfile_ReadAttrCB, // Read callback function pointer simpleProfile_WriteAttrCB, // Write callback function pointer NULL // Authorization callback function pointer }; /********************************************************************* * PUBLIC FUNCTIONS */ /********************************************************************* * @fn SimpleProfile_AddService * * @brief Initializes the Simple Profile service by registering * GATT attributes with the GATT server. * * @param services - services to add. This is a bit map and can * contain more than one service. * * @return Success or Failure */ bStatus_t SimpleProfile_AddService( uint32 services ) { uint8 status = SUCCESS; // Initialize Client Characteristic Configuration attributes GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar4Config ); GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar6Config ); //GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar7Config ); // Register with Link DB to receive link status change callback VOID linkDB_Register( simpleProfile_HandleConnStatusCB ); if ( services & SIMPLEPROFILE_SERVICE ) { // Register GATT attribute list and CBs with GATT Server App status = GATTServApp_RegisterService( simpleProfileAttrTbl, GATT_NUM_ATTRS( simpleProfileAttrTbl ), &simpleProfileCBs ); } return ( status ); } /********************************************************************* * @fn SimpleProfile_RegisterAppCBs * * @brief Registers the application callback function. Only call * this function once. * * @param callbacks - pointer to application callbacks. * * @return SUCCESS or bleAlreadyInRequestedMode */ bStatus_t SimpleProfile_RegisterAppCBs( simpleProfileCBs_t *appCallbacks ) { if ( appCallbacks ) { simpleProfile_AppCBs = appCallbacks; return ( SUCCESS ); } else { return ( bleAlreadyInRequestedMode ); } } /********************************************************************* * @fn SimpleProfile_SetParameter * * @brief Set a Simple Profile parameter. * * @param param - Profile parameter ID * @param len - length of data to right * @param value - pointer to data to write. This is dependent on * the parameter ID and WILL be cast to the appropriate * data type (example: data type of uint16 will be cast to * uint16 pointer). * * @return bStatus_t */ bStatus_t SimpleProfile_SetParameter( uint8 param, uint8 len, void *value ) { bStatus_t ret = SUCCESS; switch ( param ) { case SIMPLEPROFILE_CHAR1: if ( len == sizeof ( uint8 ) ) { simpleProfileChar1 = *((uint8*)value); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR2: if ( len == sizeof ( uint8 ) ) { simpleProfileChar2 = *((uint8*)value); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR3: if ( len == sizeof ( uint8 ) ) { simpleProfileChar3 = *((uint8*)value); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR4: if ( len == sizeof ( uint8 ) ) { simpleProfileChar4 = *((uint8*)value); // See if Notification has been enabled GATTServApp_ProcessCharCfg( simpleProfileChar4Config, &simpleProfileChar4, FALSE, simpleProfileAttrTbl, GATT_NUM_ATTRS( simpleProfileAttrTbl ), INVALID_TASK_ID ); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR5: if ( len == SIMPLEPROFILE_CHAR5_LEN ) { VOID osal_memcpy( simpleProfileChar5, value, SIMPLEPROFILE_CHAR5_LEN ); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR6: LCD_WRITE_STRING_VALUE( "SetParameter 6 len=", len, 10, HAL_LCD_LINE_1 ); //if ( len == SIMPLEPROFILE_CHAR6_LEN ) if ( len <= SIMPLEPROFILE_CHAR6_LEN ) { VOID osal_memcpy( simpleProfileChar6, value, len ); simpleProfileChar6Len = len; // See if Notification has been enabled GATTServApp_ProcessCharCfg( simpleProfileChar6Config, simpleProfileChar6, FALSE, simpleProfileAttrTbl, GATT_NUM_ATTRS( simpleProfileAttrTbl ), INVALID_TASK_ID ); } else { ret = bleInvalidRange; } break; case SIMPLEPROFILE_CHAR7: LCD_WRITE_STRING_VALUE( "SetParameter 7 len=", len, 10, HAL_LCD_LINE_1 ); //if ( len == SIMPLEPROFILE_CHAR7_LEN ) if ( len <= SIMPLEPROFILE_CHAR7_LEN ) { VOID osal_memcpy( simpleProfileChar7, value, len ); simpleProfileChar7Len = len; // See if Notification has been enabled GATTServApp_ProcessCharCfg( simpleProfileChar7Config, simpleProfileChar7, FALSE, simpleProfileAttrTbl, GATT_NUM_ATTRS( simpleProfileAttrTbl ), INVALID_TASK_ID ); } else { ret = bleInvalidRange; } break; default: ret = INVALIDPARAMETER; break; } return ( ret ); } /********************************************************************* * @fn SimpleProfile_GetParameter * * @brief Get a Simple Profile parameter. * * @param param - Profile parameter ID * @param value - pointer to data to put. This is dependent on * the parameter ID and WILL be cast to the appropriate * data type (example: data type of uint16 will be cast to * uint16 pointer). * * @return bStatus_t */ bStatus_t SimpleProfile_GetParameter( uint8 param, void *value, uint8 *returnBytes) { bStatus_t ret = SUCCESS; switch ( param ) { case SIMPLEPROFILE_CHAR1: *((uint8*)value) = simpleProfileChar1; *returnBytes = 1; break; case SIMPLEPROFILE_CHAR2: *((uint8*)value) = simpleProfileChar2; *returnBytes = 1; break; case SIMPLEPROFILE_CHAR3: *((uint8*)value) = simpleProfileChar3; *returnBytes = 1; break; case SIMPLEPROFILE_CHAR4: *((uint8*)value) = simpleProfileChar4; *returnBytes = 1; break; case SIMPLEPROFILE_CHAR5: VOID osal_memcpy( value, simpleProfileChar5, SIMPLEPROFILE_CHAR5_LEN ); *returnBytes = 1; break; case SIMPLEPROFILE_CHAR6: VOID osal_memcpy( value, simpleProfileChar6, simpleProfileChar6Len ); *returnBytes = simpleProfileChar6Len; break; case SIMPLEPROFILE_CHAR7: VOID osal_memcpy( value, simpleProfileChar7, simpleProfileChar7Len ); *returnBytes = simpleProfileChar7Len; break; default: ret = INVALIDPARAMETER; *returnBytes = 0; break; } return ( ret ); } /********************************************************************* * @fn simpleProfile_ReadAttrCB * * @brief Read an attribute. * * @param connHandle - connection message was received on * @param pAttr - pointer to attribute * @param pValue - pointer to data to be read * @param pLen - length of data to be read * @param offset - offset of the first octet to be read * @param maxLen - maximum length of data to be read * * @return Success or Failure */ static uint8 simpleProfile_ReadAttrCB( uint16 connHandle, gattAttribute_t *pAttr, uint8 *pValue, uint8 *pLen, uint16 offset, uint8 maxLen ) { bStatus_t status = SUCCESS; // If attribute permissions require authorization to read, return error if ( gattPermitAuthorRead( pAttr->permissions ) ) { // Insufficient authorization return ( ATT_ERR_INSUFFICIENT_AUTHOR ); } // Make sure it's not a blob operation (no attributes in the profile are long) if ( offset > 0 ) { return ( ATT_ERR_ATTR_NOT_LONG ); } if ( pAttr->type.len == ATT_BT_UUID_SIZE ) { // 16-bit UUID uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]); switch ( uuid ) { // No need for "GATT_SERVICE_UUID" or "GATT_CLIENT_CHAR_CFG_UUID" cases; // gattserverapp handles those reads // characteristics 1 and 2 have read permissions // characteritisc 3 does not have read permissions; therefore it is not // included here // characteristic 4 does not have read permissions, but because it // can be sent as a notification, it is included here case SIMPLEPROFILE_CHAR1_UUID: case SIMPLEPROFILE_CHAR2_UUID: case SIMPLEPROFILE_CHAR4_UUID: *pLen = 1; pValue[0] = *pAttr->pValue; break; case SIMPLEPROFILE_CHAR5_UUID: *pLen = SIMPLEPROFILE_CHAR5_LEN; VOID osal_memcpy( pValue, pAttr->pValue, SIMPLEPROFILE_CHAR5_LEN ); break; case SIMPLEPROFILE_CHAR6_UUID: //*Len = SIMPLEPROFILE_CHAR6_LEN; //VOID osal_memcpy( pValue, pAttr->pValue, SIMPLEPROFILE_CHAR6_LEN ); LCD_WRITE_STRING_VALUE( "ReadAttrCB 6 len=", simpleProfileChar6Len, 10, HAL_LCD_LINE_1 ); *pLen = simpleProfileChar6Len; VOID osal_memcpy( pValue, pAttr->pValue, simpleProfileChar6Len ); { extern bool simpleBLEChar6DoWrite2; simpleBLEChar6DoWrite2 = TRUE; } break; case SIMPLEPROFILE_CHAR7_UUID: //*pLen = SIMPLEPROFILE_CHAR7_LEN; //VOID osal_memcpy( pValue, pAttr->pValue, SIMPLEPROFILE_CHAR7_LEN ); LCD_WRITE_STRING_VALUE( "ReadAttrCB 7 len=", simpleProfileChar7Len, 10, HAL_LCD_LINE_1 ); *pLen = simpleProfileChar7Len; VOID osal_memcpy( pValue, pAttr->pValue, simpleProfileChar7Len ); { } break; default: // Should never get here! (characteristics 3 and 4 do not have read permissions) *pLen = 0; status = ATT_ERR_ATTR_NOT_FOUND; break; } } else { // 128-bit UUID *pLen = 0; status = ATT_ERR_INVALID_HANDLE; } return ( status ); } /********************************************************************* * @fn simpleProfile_WriteAttrCB * * @brief Validate attribute data prior to a write operation * * @param connHandle - connection message was received on * @param pAttr - pointer to attribute * @param pValue - pointer to data to be written * @param len - length of data * @param offset - offset of the first octet to be written * * @return Success or Failure */ static bStatus_t simpleProfile_WriteAttrCB( uint16 connHandle, gattAttribute_t *pAttr, uint8 *pValue, uint8 len, uint16 offset ) { bStatus_t status = SUCCESS; uint8 notifyApp = 0xFF; // If attribute permissions require authorization to write, return error if ( gattPermitAuthorWrite( pAttr->permissions ) ) { // Insufficient authorization return ( ATT_ERR_INSUFFICIENT_AUTHOR ); } if ( pAttr->type.len == ATT_BT_UUID_SIZE ) { // 16-bit UUID uint16 uuid = BUILD_UINT16( pAttr->type.uuid[0], pAttr->type.uuid[1]); switch ( uuid ) { case SIMPLEPROFILE_CHAR1_UUID: case SIMPLEPROFILE_CHAR3_UUID: //Validate the value // Make sure it's not a blob oper if ( offset == 0 ) { if ( len != 1 ) { status = ATT_ERR_INVALID_VALUE_SIZE; } } else { status = ATT_ERR_ATTR_NOT_LONG; } //Write the value if ( status == SUCCESS ) { uint8 *pCurValue = (uint8 *)pAttr->pValue; *pCurValue = pValue[0]; if( pAttr->pValue == &simpleProfileChar1 ) { notifyApp = SIMPLEPROFILE_CHAR1; } else { notifyApp = SIMPLEPROFILE_CHAR3; } } break; case SIMPLEPROFILE_CHAR6_UUID: //Validate the value // Make sure it's not a blob oper LCD_WRITE_STRING_VALUE( "WriteAttrCB 6 len=", len, 10, HAL_LCD_LINE_1 ); LCD_WRITE_STRING_VALUE( "WriteAttrCB 6 len2=", simpleProfileChar6Len, 10, HAL_LCD_LINE_1 ); if ( offset == 0 ) { //if ( len != SIMPLEPROFILE_CHAR6_LEN ) if ( len > SIMPLEPROFILE_CHAR6_LEN ) { status = ATT_ERR_INVALID_VALUE_SIZE; } } else { status = ATT_ERR_ATTR_NOT_LONG; } //Write the value if ( status == SUCCESS ) { //VOID osal_memcpy( pAttr->pValue, pValue, SIMPLEPROFILE_CHAR6_LEN ); VOID osal_memcpy( pAttr->pValue, pValue, len ); simpleProfileChar6Len = len; notifyApp = SIMPLEPROFILE_CHAR6; } break; case SIMPLEPROFILE_CHAR7_UUID: //Validate the value // Make sure it's not a blob oper LCD_WRITE_STRING_VALUE( "WriteAttrCB 7 len=", len, 10, HAL_LCD_LINE_1 ); LCD_WRITE_STRING_VALUE( "WriteAttrCB 7 len2=", simpleProfileChar7Len, 10, HAL_LCD_LINE_1 ); if ( offset == 0 ) { if ( len > SIMPLEPROFILE_CHAR7_LEN ) { status = ATT_ERR_INVALID_VALUE_SIZE; } } else { status = ATT_ERR_ATTR_NOT_LONG; } //Write the value if ( status == SUCCESS ) { //VOID osal_memcpy( pAttr->pValue, pValue, SIMPLEPROFILE_CHAR7_LEN ); VOID osal_memcpy( pAttr->pValue, pValue, len ); simpleProfileChar7Len = len; notifyApp = SIMPLEPROFILE_CHAR7; } break; case GATT_CLIENT_CHAR_CFG_UUID: status = GATTServApp_ProcessCCCWriteReq( connHandle, pAttr, pValue, len, offset, GATT_CLIENT_CFG_NOTIFY ); break; default: // Should never get here! (characteristics 2 and 4 do not have write permissions) status = ATT_ERR_ATTR_NOT_FOUND; break; } } else { // 128-bit UUID status = ATT_ERR_INVALID_HANDLE; } // If a charactersitic value changed then callback function to notify application of change if ( (notifyApp != 0xFF ) && simpleProfile_AppCBs && simpleProfile_AppCBs->pfnSimpleProfileChange ) { simpleProfile_AppCBs->pfnSimpleProfileChange( notifyApp ); } return ( status ); } /********************************************************************* * @fn simpleProfile_HandleConnStatusCB * * @brief Simple Profile link status change handler function. * * @param connHandle - connection handle * @param changeType - type of change * * @return none */ static void simpleProfile_HandleConnStatusCB( uint16 connHandle, uint8 changeType ) { // Make sure this is not loopback connection if ( connHandle != LOOPBACK_CONNHANDLE ) { // Reset Client Char Config if connection has dropped if ( ( changeType == LINKDB_STATUS_UPDATE_REMOVED ) || ( ( changeType == LINKDB_STATUS_UPDATE_STATEFLAGS ) && ( !linkDB_Up( connHandle ) ) ) ) { GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar4Config ); GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar6Config ); //GATTServApp_InitCharCfg( INVALID_CONNHANDLE, simpleProfileChar7Config ); } } } /********************************************************************* *********************************************************************/