| /****************************************************************************** |
| * |
| * Copyright (C) 2009-2013 Broadcom Corporation |
| * |
| * 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. |
| * |
| ******************************************************************************/ |
| |
| #include "bt_target.h" |
| |
| #if (defined BLE_INCLUDED && BLE_INCLUDED == TRUE) |
| |
| #include <string.h> |
| #include "gap_int.h" |
| #include "gap_api.h" |
| #include "gattdefs.h" |
| #include "gatt_api.h" |
| #include "gatt_int.h" |
| #include "btm_int.h" |
| #include "hcimsgs.h" |
| |
| #define GAP_CHAR_ICON_SIZE 2 |
| #define GAP_CHAR_DEV_NAME_SIZE 248 |
| #define GAP_BLE_PRIVACY_FLAG_SIZE 1 |
| |
| #define GAP_MAX_NUM_INC_SVR 0 |
| #define GAP_MAX_ATTR_NUM (2 * GAP_MAX_CHAR_NUM + GAP_MAX_NUM_INC_SVR + 1) |
| #define GAP_MAX_CHAR_VALUE_SIZE (30 + GAP_CHAR_DEV_NAME_SIZE) |
| |
| |
| #ifndef GAP_ATTR_DB_SIZE |
| #define GAP_ATTR_DB_SIZE GATT_DB_MEM_SIZE(GAP_MAX_NUM_INC_SVR, GAP_MAX_CHAR_NUM, GAP_MAX_CHAR_VALUE_SIZE) |
| #endif |
| |
| /* privacy flag readable and writable with encryption on */ |
| #ifndef GAP_BLE_PRIVACY_FLAG_PERM |
| #define GAP_BLE_PRIVACY_FLAG_PERM (GATT_PERM_READ|GATT_PERM_WRITE) |
| #endif |
| |
| #define GATT_READ_GAP_PRIVACY_FLAG 1 |
| #define GATT_SET_GAP_PRIVACY_FLAG 2 |
| #define GATT_READ_GAP_REMOTE_NAME 3 |
| #define GATT_UPDATE_RECONN_ADDR 4 |
| |
| #define GAP_BLE_PRIVACY_UNKNOWN 0xff |
| |
| static void gap_ble_s_attr_request_cback (UINT16 conn_id, UINT32 trans_id, tGATTS_REQ_TYPE op_code, tGATTS_DATA *p_data); |
| |
| /* client connection callback */ |
| static void gap_ble_c_connect_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id, BOOLEAN connected, tGATT_DISCONN_REASON reason); |
| static void gap_ble_c_cmpl_cback (UINT16 conn_id, tGATTC_OPTYPE op, tGATT_STATUS status, tGATT_CL_COMPLETE *p_data); |
| |
| static tGATT_CBACK gap_cback = |
| { |
| gap_ble_c_connect_cback, |
| gap_ble_c_cmpl_cback, |
| NULL, |
| NULL, |
| gap_ble_s_attr_request_cback |
| }; |
| |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_find_clcb_by_bd_addr |
| ** |
| ** Description The function searches all LCB with macthing bd address |
| ** |
| ** Returns total number of clcb found. |
| ** |
| *******************************************************************************/ |
| tGAP_CLCB *gap_find_clcb_by_bd_addr(BD_ADDR bda) |
| { |
| UINT8 i_clcb; |
| tGAP_CLCB *p_clcb = NULL; |
| |
| for (i_clcb = 0, p_clcb= gap_cb.clcb; i_clcb < GAP_MAX_CL; i_clcb++, p_clcb++) |
| { |
| if (p_clcb->in_use && !memcmp(p_clcb->bda, bda, BD_ADDR_LEN)) |
| { |
| return p_clcb; |
| } |
| } |
| |
| return NULL; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_find_clcb_by_conn_id |
| ** |
| ** Description The function searches all LCB with macthing connection ID |
| ** |
| ** Returns total number of clcb found. |
| ** |
| *******************************************************************************/ |
| tGAP_CLCB *gap_ble_find_clcb_by_conn_id(UINT16 conn_id) |
| { |
| UINT8 i_clcb; |
| tGAP_CLCB *p_clcb = NULL; |
| |
| for (i_clcb = 0, p_clcb= gap_cb.clcb; i_clcb < GAP_MAX_CL; i_clcb++, p_clcb++) |
| { |
| if (p_clcb->in_use && p_clcb->connected && p_clcb->conn_id == conn_id) |
| { |
| return p_clcb; |
| } |
| } |
| |
| return p_clcb; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_clcb_alloc |
| ** |
| ** Description The function allocates a GAP connection link control block |
| ** |
| ** Returns NULL if not found. Otherwise pointer to the connection link block. |
| ** |
| *******************************************************************************/ |
| tGAP_CLCB *gap_clcb_alloc (UINT16 conn_id, BD_ADDR bda) |
| { |
| UINT8 i_clcb = 0; |
| tGAP_CLCB *p_clcb = NULL; |
| |
| for (i_clcb = 0, p_clcb= gap_cb.clcb; i_clcb < GAP_MAX_CL; i_clcb++, p_clcb++) |
| { |
| if (!p_clcb->in_use) |
| { |
| p_clcb->in_use = TRUE; |
| p_clcb->conn_id = conn_id; |
| p_clcb->connected = TRUE; |
| memcpy (p_clcb->bda, bda, BD_ADDR_LEN); |
| break; |
| } |
| } |
| return p_clcb; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_find_alloc_clcb |
| ** |
| ** Description The function find or allocates a GAP connection link control block |
| ** |
| ** Returns NULL if not found. Otherwise pointer to the connection link block. |
| ** |
| *******************************************************************************/ |
| tGAP_CLCB *gap_find_alloc_clcb (UINT16 conn_id, BD_ADDR bda) |
| { |
| UINT8 i_clcb = 0; |
| tGAP_CLCB *p_clcb = NULL; |
| |
| for (i_clcb = 0, p_clcb= gap_cb.clcb; i_clcb < GAP_MAX_CL; i_clcb++, p_clcb++) |
| { |
| if (!p_clcb->in_use) |
| { |
| p_clcb->in_use = TRUE; |
| p_clcb->conn_id = conn_id; |
| p_clcb->connected = TRUE; |
| memcpy (p_clcb->bda, bda, BD_ADDR_LEN); |
| break; |
| } |
| } |
| return p_clcb; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_get_conn_id_if_connected |
| ** |
| ** Description This function returns a connecttion handle to a ATT server |
| ** if the server is already connected |
| ** |
| ** Parameters client_if: client interface. |
| ** bd_addr: peer device address. |
| ** |
| ** Returns Connection handle or invalid handle value |
| ** |
| *******************************************************************************/ |
| UINT16 gap_get_conn_id_if_connected (BD_ADDR bd_addr) |
| { |
| tGAP_CLCB *p_clcb; |
| UINT16 i; |
| |
| GAP_TRACE_EVENT2 ("gap_get_conn_id_if_connected() - BDA: %08x%04x ", |
| (bd_addr[0]<<24)+(bd_addr[1]<<16)+(bd_addr[2]<<8)+bd_addr[3], |
| (bd_addr[4]<<8)+bd_addr[5]); |
| |
| for (i = 0, p_clcb = gap_cb.clcb; i < GAP_MAX_CL; i++, p_clcb++) |
| { |
| if (p_clcb->in_use && p_clcb->connected && !memcmp(p_clcb->bda, bd_addr, BD_ADDR_LEN) ) |
| { |
| return(p_clcb->conn_id); |
| } |
| } |
| |
| /* If here, failed to allocate a client control block */ |
| GATT_TRACE_DEBUG0 ("gap_get_conn_id_if_connected: not connected"); |
| return(GATT_INVALID_CONN_ID); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_enqueue_op |
| ** |
| ** Description enqueue a GAP operation when GAP client is busy |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void gap_ble_enqueue_op( tGAP_CLCB * p_clcb, UINT8 op, BD_ADDR reconn_addr, UINT8 privacy_flag, void *p_cback) |
| { |
| tGAP_BLE_PENDING_OP *p_op = (tGAP_BLE_PENDING_OP *)GKI_getbuf(sizeof(tGAP_BLE_PENDING_OP)); |
| |
| if (p_op != NULL) |
| { |
| p_op->op = op; |
| p_op->p_pending_cback = p_cback; |
| |
| if (op == GATT_SET_GAP_PRIVACY_FLAG) |
| p_op->pending_data.privacy_flag = privacy_flag; |
| else if (op == GATT_UPDATE_RECONN_ADDR) |
| memcpy(p_op->pending_data.reconn_addr, reconn_addr, BD_ADDR_LEN); |
| |
| GKI_enqueue(&p_clcb->pending_op_q, p_op); |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_process_pending_op |
| ** |
| ** Description get next pending operation and process it |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| static BOOLEAN gap_ble_process_pending_op(tGAP_CLCB *p_clcb) |
| { |
| tGAP_BLE_PENDING_OP *p_pending_op = (tGAP_BLE_PENDING_OP *)GKI_dequeue(&p_clcb->pending_op_q); |
| BOOLEAN started = FALSE; |
| |
| if (p_pending_op != NULL) |
| { |
| if (p_pending_op->op == GATT_UPDATE_RECONN_ADDR) |
| { |
| GAP_BleUpdateReconnectAddr( p_clcb->bda, |
| p_pending_op->pending_data.reconn_addr, |
| (tGAP_BLE_RECONN_ADDR_CBACK *)p_pending_op->p_pending_cback); |
| started = TRUE; |
| } |
| GKI_freebuf(p_pending_op); |
| } |
| else |
| { |
| GAP_TRACE_EVENT0("No pending operation"); |
| } |
| |
| return started; |
| } |
| |
| /******************************************************************************* |
| ** GAP Attributes Database Request callback |
| *******************************************************************************/ |
| tGATT_STATUS gap_read_attr_value (UINT16 handle, tGATT_VALUE *p_value, BOOLEAN is_long) |
| { |
| tGAP_ATTR *p_db_attr = gap_cb.gatt_attr; |
| UINT8 *p = p_value->value, i; |
| UINT16 offset = p_value->offset; |
| UINT8 *p_dev_name = NULL; |
| |
| for (i = 0; i < GAP_MAX_CHAR_NUM; i ++, p_db_attr ++) |
| { |
| if (handle == p_db_attr->handle) |
| { |
| if (p_db_attr->uuid != GATT_UUID_GAP_DEVICE_NAME && |
| is_long == TRUE) |
| return GATT_NOT_LONG; |
| |
| switch (p_db_attr->uuid) |
| { |
| case GATT_UUID_GAP_DEVICE_NAME: |
| BTM_ReadLocalDeviceName((char **)&p_dev_name); |
| if (strlen ((char *)p_dev_name) > GATT_MAX_ATTR_LEN) |
| p_value->len = GATT_MAX_ATTR_LEN; |
| else |
| p_value->len = (UINT16)strlen ((char *)p_dev_name); |
| |
| if (offset > p_value->len) |
| return GATT_INVALID_OFFSET; |
| else |
| { |
| p_value->len -= offset; |
| p_dev_name += offset; |
| ARRAY_TO_STREAM(p, p_dev_name, p_value->len); |
| GAP_TRACE_EVENT1("GATT_UUID_GAP_DEVICE_NAME len=0x%04x", p_value->len); |
| } |
| break; |
| |
| case GATT_UUID_GAP_ICON: |
| UINT16_TO_STREAM(p, p_db_attr->attr_value.icon); |
| p_value->len = 2; |
| break; |
| |
| case GATT_UUID_GAP_PRIVACY_FLAG: |
| UINT8_TO_STREAM(p, p_db_attr->attr_value.privacy); |
| p_value->len = 1; |
| break; |
| |
| case GATT_UUID_GAP_RECONN_ADDR: |
| p_value->len = BD_ADDR_LEN; |
| BDADDR_TO_STREAM(p, p_db_attr->attr_value.reconn_bda); |
| break; |
| |
| case GATT_UUID_GAP_PREF_CONN_PARAM: |
| UINT16_TO_STREAM(p, p_db_attr->attr_value.conn_param.int_min); /* int_min */ |
| UINT16_TO_STREAM(p, p_db_attr->attr_value.conn_param.int_max); /* int_max */ |
| UINT16_TO_STREAM(p, p_db_attr->attr_value.conn_param.latency); /* latency */ |
| UINT16_TO_STREAM(p, p_db_attr->attr_value.conn_param.sp_tout); /* sp_tout */ |
| p_value->len =8; |
| break; |
| } |
| return GATT_SUCCESS; |
| } |
| } |
| return GATT_NOT_FOUND; |
| } |
| |
| /******************************************************************************* |
| ** GAP Attributes Database Read/Read Blob Request process |
| *******************************************************************************/ |
| tGATT_STATUS gap_proc_read (tGATTS_REQ_TYPE type, tGATT_READ_REQ *p_data, tGATTS_RSP *p_rsp) |
| { |
| tGATT_STATUS status = GATT_NO_RESOURCES; |
| |
| if (p_data->is_long) |
| p_rsp->attr_value.offset = p_data->offset; |
| |
| p_rsp->attr_value.handle = p_data->handle; |
| |
| status = gap_read_attr_value(p_data->handle, &p_rsp->attr_value, p_data->is_long); |
| |
| return status; |
| } |
| BOOLEAN gap_read_local_reconn_addr(BD_ADDR_PTR reconn_bda) |
| { |
| BD_ADDR dummy_bda = {0}; |
| |
| if (memcmp(gap_cb.reconn_bda, dummy_bda, BD_ADDR_LEN) != 0) |
| { |
| memcpy(reconn_bda, gap_cb.reconn_bda, BD_ADDR_LEN); |
| return TRUE; |
| } |
| else |
| return FALSE; |
| } |
| |
| /****************************************************************************** |
| ** |
| ** Function gap_proc_write_req |
| ** |
| ** Description GAP ATT server process a write request. |
| ** |
| ** Returns void. |
| ** |
| *******************************************************************************/ |
| UINT8 gap_proc_write_req( tGATTS_REQ_TYPE type, tGATT_WRITE_REQ *p_data) |
| { |
| tGAP_ATTR *p_db_attr = gap_cb.gatt_attr; |
| UINT8 i; |
| |
| for (i = 0; i < GAP_MAX_CHAR_NUM; i ++, p_db_attr ++) |
| { |
| if (p_data-> handle == p_db_attr->handle) |
| { |
| if (p_data->offset != 0) return GATT_NOT_LONG; |
| if (p_data->is_prep) return GATT_REQ_NOT_SUPPORTED; |
| |
| /* DO NOT SUPPORT RECONNECTION ADDRESS FOR NOW |
| |
| if (p_db_attr->uuid == GATT_UUID_GAP_RECONN_ADDR) |
| { |
| if (!btm_cb.ble_ctr_cb.privacy) |
| return GATT_WRITE_NOT_PERMIT; |
| if (p_data->len != BD_ADDR_LEN) return GATT_INVALID_ATTR_LEN; |
| |
| STREAM_TO_BDADDR(p_db_attr->attr_value.reconn_bda, p); |
| // write direct connection address |
| memcpy(&gap_cb.reconn_bda, p_db_attr->attr_value.reconn_bda, BD_ADDR_LEN); |
| |
| return GATT_SUCCESS; |
| } |
| else |
| */ |
| return GATT_WRITE_NOT_PERMIT; |
| } |
| } |
| return GATT_NOT_FOUND; |
| |
| } |
| |
| /****************************************************************************** |
| ** |
| ** Function gap_ble_s_attr_request_cback |
| ** |
| ** Description GAP ATT server attribute access request callback. |
| ** |
| ** Returns void. |
| ** |
| *******************************************************************************/ |
| void gap_ble_s_attr_request_cback (UINT16 conn_id, UINT32 trans_id, |
| tGATTS_REQ_TYPE type, tGATTS_DATA *p_data) |
| { |
| UINT8 status = GATT_INVALID_PDU; |
| tGATTS_RSP rsp_msg; |
| BOOLEAN ignore = FALSE; |
| |
| GAP_TRACE_EVENT1("gap_ble_s_attr_request_cback : recv type (0x%02x)", type); |
| |
| memset(&rsp_msg, 0, sizeof(tGATTS_RSP)); |
| |
| switch (type) |
| { |
| case GATTS_REQ_TYPE_READ: |
| status = gap_proc_read(type, &p_data->read_req, &rsp_msg); |
| break; |
| |
| case GATTS_REQ_TYPE_WRITE: |
| if (!p_data->write_req.need_rsp) |
| ignore = TRUE; |
| |
| status = gap_proc_write_req(type, &p_data->write_req); |
| break; |
| |
| case GATTS_REQ_TYPE_WRITE_EXEC: |
| ignore = TRUE; |
| GAP_TRACE_EVENT0("Ignore GATTS_REQ_TYPE_WRITE_EXEC" ); |
| break; |
| |
| case GATTS_REQ_TYPE_MTU: |
| GAP_TRACE_EVENT1("Get MTU exchange new mtu size: %d", p_data->mtu); |
| ignore = TRUE; |
| break; |
| |
| default: |
| GAP_TRACE_EVENT1("Unknown/unexpected LE GAP ATT request: 0x%02x", type); |
| break; |
| } |
| |
| if (!ignore) |
| GATTS_SendRsp (conn_id, trans_id, status, &rsp_msg); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function btm_ble_att_db_init |
| ** |
| ** Description GAP ATT database initalization. |
| ** |
| ** Returns void. |
| ** |
| *******************************************************************************/ |
| void gap_attr_db_init(void) |
| { |
| tBT_UUID app_uuid = {LEN_UUID_128,{0}}; |
| tBT_UUID uuid = {LEN_UUID_16,{UUID_SERVCLASS_GAP_SERVER}}; |
| UINT16 service_handle; |
| tGAP_ATTR *p_db_attr = &gap_cb.gatt_attr[0]; |
| tGATT_STATUS status; |
| |
| /* Fill our internal UUID with a fixed pattern 0x82 */ |
| memset (&app_uuid.uu.uuid128, 0x82, LEN_UUID_128); |
| memset(gap_cb.gatt_attr, 0, sizeof(tGAP_ATTR) *GAP_MAX_CHAR_NUM); |
| |
| gap_cb.gatt_if = GATT_Register(&app_uuid, &gap_cback); |
| |
| GATT_StartIf(gap_cb.gatt_if); |
| |
| /* Create a GAP service */ |
| service_handle = GATTS_CreateService (gap_cb.gatt_if, &uuid, 0, GAP_MAX_ATTR_NUM, TRUE); |
| |
| GAP_TRACE_EVENT1 ("gap_attr_db_init service_handle = %d", service_handle); |
| |
| /* add Device Name Characteristic |
| */ |
| uuid.len = LEN_UUID_16; |
| uuid.uu.uuid16 = p_db_attr->uuid = GATT_UUID_GAP_DEVICE_NAME; |
| p_db_attr->handle = GATTS_AddCharacteristic(service_handle, &uuid, GATT_PERM_READ, GATT_CHAR_PROP_BIT_READ); |
| p_db_attr ++; |
| |
| /* add Icon characteristic |
| */ |
| uuid.uu.uuid16 = p_db_attr->uuid = GATT_UUID_GAP_ICON; |
| p_db_attr->handle = GATTS_AddCharacteristic(service_handle, |
| &uuid, |
| GATT_PERM_READ, |
| GATT_CHAR_PROP_BIT_READ); |
| p_db_attr ++; |
| |
| /* start service now */ |
| memset (&app_uuid.uu.uuid128, 0x81, LEN_UUID_128); |
| |
| status = GATTS_StartService(gap_cb.gatt_if, service_handle, GAP_TRANSPORT_SUPPORTED ); |
| |
| GAP_TRACE_EVENT3 ("GAP App gatt_if: %d s_hdl = %d start_status=%d", |
| gap_cb.gatt_if, service_handle, status); |
| |
| |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleAttrDBUpdate |
| ** |
| ** Description GAP ATT database update. |
| ** |
| ** Returns void. |
| ** |
| *******************************************************************************/ |
| void GAP_BleAttrDBUpdate(UINT16 attr_uuid, tGAP_BLE_ATTR_VALUE *p_value) |
| { |
| tGAP_ATTR *p_db_attr = gap_cb.gatt_attr; |
| UINT8 i = 0; |
| |
| GAP_TRACE_EVENT1("GAP_BleAttrDBUpdate attr_uuid=0x%04x", attr_uuid); |
| |
| for (i = 0; i < GAP_MAX_CHAR_NUM; i ++, p_db_attr ++) |
| { |
| if (p_db_attr->uuid == attr_uuid) |
| { |
| GAP_TRACE_EVENT1("Found attr_uuid=0x%04x", attr_uuid); |
| |
| switch (attr_uuid) |
| { |
| case GATT_UUID_GAP_ICON: |
| p_db_attr->attr_value.icon = p_value->icon; |
| break; |
| |
| case GATT_UUID_GAP_PREF_CONN_PARAM: |
| memcpy((void *)&p_db_attr->attr_value.conn_param, (const void *)&p_value->conn_param, sizeof(tGAP_BLE_PREF_PARAM)); |
| break; |
| |
| case GATT_UUID_GAP_DEVICE_NAME: |
| BTM_SetLocalDeviceName((char *)p_value->p_dev_name); |
| break; |
| |
| } |
| break; |
| } |
| } |
| |
| return; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_cl_op_cmpl |
| ** |
| ** Description GAP client operation complete callback |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| void gap_ble_cl_op_cmpl(tGAP_CLCB *p_clcb, BOOLEAN status, UINT16 len, UINT8 *p_name) |
| { |
| tGAP_BLE_DEV_NAME_CBACK *p_dev_name_cback = (tGAP_BLE_DEV_NAME_CBACK *)(p_clcb->p_cback); |
| UINT16 op = p_clcb->cl_op_uuid; |
| |
| GAP_TRACE_EVENT1("gap_ble_cl_op_cmpl status: %d", status); |
| |
| p_clcb->cl_op_uuid = 0; |
| p_clcb->p_cback=NULL; |
| |
| if (!gap_ble_process_pending_op(p_clcb) && op != 0) |
| GATT_Disconnect(p_clcb->conn_id); |
| |
| if (p_dev_name_cback) |
| { |
| GAP_TRACE_EVENT0("calling gap_ble_cl_op_cmpl"); |
| |
| if (op == GATT_UUID_GAP_DEVICE_NAME) |
| (* p_dev_name_cback)(status, p_clcb->bda, len, (char *)p_name); |
| } |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_c_connect_cback |
| ** |
| ** Description Client connection callback. |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| static void gap_ble_c_connect_cback (tGATT_IF gatt_if, BD_ADDR bda, UINT16 conn_id, |
| BOOLEAN connected, tGATT_DISCONN_REASON reason) |
| { |
| tGAP_CLCB *p_clcb = gap_find_clcb_by_bd_addr (bda); |
| UINT16 cl_op_uuid; |
| |
| GAP_TRACE_EVENT5 ("gap_ble_c_connect_cback: from %08x%04x connected:%d conn_id=%d reason = 0x%04x", |
| (bda[0]<<24)+(bda[1]<<16)+(bda[2]<<8)+bda[3], |
| (bda[4]<<8)+bda[5], connected, conn_id, reason); |
| |
| |
| if (connected) |
| { |
| if (p_clcb == NULL) |
| { |
| if ((p_clcb = gap_clcb_alloc(conn_id, bda))== NULL) |
| { |
| GAP_TRACE_ERROR0 ("gap_ble_c_connect_cback: no_resource"); |
| return; |
| } |
| } |
| p_clcb->conn_id = conn_id; |
| p_clcb->connected = TRUE; |
| |
| /* Do not use reconnection address for now --> |
| check privacy enabled? set reconnect address |
| btm_ble_update_reconnect_address(bda);*/ |
| } |
| else |
| { |
| if (p_clcb != NULL) |
| p_clcb->connected = FALSE; |
| } |
| |
| if (p_clcb) |
| { |
| cl_op_uuid = p_clcb->cl_op_uuid; |
| |
| GAP_TRACE_EVENT1 ("cl_op_uuid=0x%04x", cl_op_uuid ); |
| |
| if (p_clcb->connected) |
| { |
| p_clcb->cl_op_uuid = 0; |
| if (cl_op_uuid == GATT_UUID_GAP_DEVICE_NAME) |
| { |
| GAP_BleReadPeerDevName (bda, (tGAP_BLE_DEV_NAME_CBACK *)p_clcb->p_cback); |
| } |
| } |
| /* current link disconnect */ |
| else |
| { |
| gap_ble_cl_op_cmpl(p_clcb, FALSE, 0, NULL); |
| memset(p_clcb, 0, sizeof(tGAP_CLCB)); |
| } |
| } |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_c_cmpl_cback |
| ** |
| ** Description Client operation complete callback. |
| ** |
| ** Returns void |
| ** |
| *******************************************************************************/ |
| static void gap_ble_c_cmpl_cback (UINT16 conn_id, tGATTC_OPTYPE op, tGATT_STATUS status, tGATT_CL_COMPLETE *p_data) |
| |
| { |
| tGAP_CLCB *p_clcb = gap_ble_find_clcb_by_conn_id(conn_id); |
| UINT16 op_type; |
| UINT16 min, max, latency, tout; |
| UINT16 len; |
| UINT8 *pp; |
| |
| if (p_clcb == NULL) |
| return; |
| |
| op_type = p_clcb->cl_op_uuid; |
| |
| GAP_TRACE_EVENT3 ("gap_ble_c_cmpl_cback() - op_code: 0x%02x status: 0x%02x read_type: 0x%04x", op, status, op_type); |
| /* Currently we only issue read commands */ |
| if (op != GATTC_OPTYPE_READ && op != GATTC_OPTYPE_WRITE) |
| return; |
| |
| if (status != GATT_SUCCESS) |
| { |
| gap_ble_cl_op_cmpl(p_clcb, FALSE, 0, NULL); |
| return; |
| } |
| |
| pp = p_data->att_value.value; |
| |
| switch (op_type) |
| { |
| case GATT_UUID_GAP_PREF_CONN_PARAM: |
| GAP_TRACE_EVENT0 ("GATT_UUID_GAP_PREF_CONN_PARAM"); |
| /* Extract the peripheral preferred connection parameters and save them */ |
| |
| STREAM_TO_UINT16 (min, pp); |
| STREAM_TO_UINT16 (max, pp); |
| STREAM_TO_UINT16 (latency, pp); |
| STREAM_TO_UINT16 (tout, pp); |
| |
| BTM_BleSetPrefConnParams (p_clcb->bda, min, max, latency, tout); |
| /* release the connection here */ |
| gap_ble_cl_op_cmpl(p_clcb, TRUE, 0, NULL); |
| break; |
| |
| case GATT_UUID_GAP_DEVICE_NAME: |
| GAP_TRACE_EVENT0 ("GATT_UUID_GAP_DEVICE_NAME"); |
| len = (UINT16)strlen((char *)pp); |
| if (len > GAP_CHAR_DEV_NAME_SIZE) |
| len = GAP_CHAR_DEV_NAME_SIZE; |
| gap_ble_cl_op_cmpl(p_clcb, TRUE, len, pp); |
| break; |
| case GATT_UUID_GAP_ICON: |
| break; |
| |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_cl_read_request |
| ** |
| ** Description utility function to start a read request for a GAP charactersitic |
| ** |
| ** Returns TRUE if read started, else FALSE if GAP is busy |
| ** |
| *******************************************************************************/ |
| BOOLEAN gap_ble_cl_read_request(tGAP_CLCB *p_clcb, UINT16 uuid, void * p_cback) |
| { |
| tGATT_READ_PARAM param; |
| |
| memset(¶m, 0, sizeof(tGATT_READ_PARAM)); |
| |
| param.service.uuid.len = LEN_UUID_16; |
| param.service.uuid.uu.uuid16 = uuid; |
| param.service.s_handle = 1; |
| param.service.e_handle = 0xFFFF; |
| param.service.auth_req = 0; |
| |
| if (GATTC_Read(p_clcb->conn_id, GATT_READ_BY_TYPE, ¶m) != GATT_SUCCESS) |
| { |
| GAP_TRACE_ERROR0 ("GAP_BleReadPeerPrefConnParams: GATT_Read Failed"); |
| /* release the link here */ |
| GATT_Disconnect(p_clcb->conn_id); |
| return(FALSE); |
| } |
| else |
| { |
| p_clcb->p_cback = p_cback; |
| p_clcb->cl_op_uuid = uuid; |
| return TRUE; |
| } |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleReadPeerPrefConnParams |
| ** |
| ** Description Start a process to read a connected peripheral's preferred |
| ** connection parameters |
| ** |
| ** Returns TRUE if read started, else FALSE if GAP is busy |
| ** |
| *******************************************************************************/ |
| BOOLEAN GAP_BleReadPeerPrefConnParams (BD_ADDR peer_bda) |
| { |
| tGAP_CLCB *p_clcb; |
| |
| |
| /* This function should only be called if there is a connection to */ |
| /* the peer. Get a client handle for that connection. */ |
| if ((p_clcb = gap_find_clcb_by_bd_addr (peer_bda)) == NULL || |
| !p_clcb->connected) |
| { |
| GAP_TRACE_ERROR0("No connection, can not update reconnect address"); |
| return(FALSE); |
| } |
| |
| GAP_TRACE_API3 ("GAP_BleReadPeerPrefConnParams() - BDA: %08x%04x cl_op_uuid: 0x%04x", |
| (peer_bda[0]<<24)+(peer_bda[1]<<16)+(peer_bda[2]<<8)+peer_bda[3], |
| (peer_bda[4]<<8)+peer_bda[5], p_clcb->cl_op_uuid); |
| |
| /* For now we only handle one at a time */ |
| if (p_clcb->cl_op_uuid != 0) |
| return(FALSE); |
| |
| return gap_ble_cl_read_request(p_clcb, GATT_UUID_GAP_PREF_CONN_PARAM, NULL); |
| |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleReadPeerDevName |
| ** |
| ** Description Start a process to read a connected peripheral's device name. |
| ** |
| ** Returns TRUE if request accepted |
| ** |
| *******************************************************************************/ |
| BOOLEAN GAP_BleReadPeerDevName (BD_ADDR peer_bda, tGAP_BLE_DEV_NAME_CBACK *p_cback) |
| { |
| tGAP_CLCB *p_clcb = gap_find_clcb_by_bd_addr (peer_bda); |
| |
| if (p_cback == NULL) |
| return(FALSE); |
| |
| if (p_clcb == NULL) |
| { |
| p_clcb = gap_clcb_alloc(0, peer_bda); |
| p_clcb->connected = FALSE; |
| } |
| |
| if (p_clcb == NULL) |
| { |
| GAP_TRACE_ERROR0("GAP_BleReadPeerDevName max connection reached"); |
| } |
| |
| |
| GAP_TRACE_EVENT3 ("GAP_BleReadPeerDevName() - BDA: %08x%04x cl_op_uuid: 0x%04x", |
| (peer_bda[0]<<24)+(peer_bda[1]<<16)+(peer_bda[2]<<8)+peer_bda[3], |
| (peer_bda[4]<<8)+peer_bda[5], p_clcb->cl_op_uuid); |
| |
| /* For now we only handle one at a time */ |
| if (p_clcb->cl_op_uuid != 0) |
| return(FALSE); |
| |
| /* hold the link here */ |
| GATT_Connect(gap_cb.gatt_if, p_clcb->bda, TRUE); |
| |
| if (p_clcb->connected) |
| { |
| return gap_ble_cl_read_request(p_clcb, GATT_UUID_GAP_DEVICE_NAME, (void *)p_cback); |
| } |
| |
| p_clcb->p_cback = (void *)p_cback; |
| /* Mark currently active operation */ |
| p_clcb->cl_op_uuid = GATT_UUID_GAP_DEVICE_NAME; |
| |
| |
| return(TRUE); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleCancelReadPeerDevName |
| ** |
| ** Description Cancel reading a peripheral's device name. |
| ** |
| ** Returns TRUE if request accepted |
| ** |
| *******************************************************************************/ |
| BOOLEAN GAP_BleCancelReadPeerDevName (BD_ADDR peer_bda) |
| { |
| tGAP_CLCB *p_clcb = gap_find_clcb_by_bd_addr (peer_bda); |
| |
| GAP_TRACE_EVENT3 ("GAP_BleCancelReadPeerDevName() - BDA: %08x%04x cl_op_uuid: 0x%04x", |
| (peer_bda[0]<<24)+(peer_bda[1]<<16)+(peer_bda[2]<<8)+peer_bda[3], |
| (peer_bda[4]<<8)+peer_bda[5], (p_clcb == NULL)? 0 : p_clcb->cl_op_uuid); |
| |
| if (p_clcb == NULL || p_clcb->cl_op_uuid != GATT_UUID_GAP_DEVICE_NAME) |
| { |
| GAP_TRACE_ERROR0 ("Cannot cancel current op is not get dev name"); |
| return FALSE; |
| } |
| |
| if (!p_clcb->connected) |
| { |
| if (!GATT_CancelConnect(gap_cb.gatt_if, peer_bda, TRUE)) |
| { |
| GAP_TRACE_ERROR0 ("Cannot cancel where No connection id"); |
| return FALSE; |
| } |
| } |
| |
| gap_ble_cl_op_cmpl(p_clcb, FALSE, 0, NULL); |
| |
| return(TRUE); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleUpdateReconnectAddr |
| ** |
| ** Description Start a process to udpate the reconnect address if remote devive |
| ** has privacy enabled. |
| ** |
| ** Returns TRUE if read started, else FALSE if GAP is busy |
| ** |
| *******************************************************************************/ |
| BOOLEAN GAP_BleUpdateReconnectAddr (BD_ADDR peer_bda, BD_ADDR reconn_addr, |
| tGAP_BLE_RECONN_ADDR_CBACK *p_cback) |
| { |
| tGAP_CLCB *p_clcb; |
| tGATT_DISC_PARAM param; |
| |
| if (p_cback == NULL) |
| return(FALSE); |
| |
| /* This function should only be called if there is a connection to */ |
| /* the peer. Get a client handle for that connection. */ |
| if ((p_clcb = gap_find_clcb_by_bd_addr (peer_bda)) == NULL || |
| !p_clcb->connected) |
| { |
| GAP_TRACE_ERROR0("No connection, can not update reconnect address"); |
| return(FALSE); |
| } |
| |
| GAP_TRACE_API3 ("GAP_BleUpdateReconnectAddr() - BDA: %08x%04x cl_op_uuid: 0x%04x", |
| (peer_bda[0]<<24)+(peer_bda[1]<<16)+(peer_bda[2]<<8)+peer_bda[3], |
| (peer_bda[4]<<8)+peer_bda[5], p_clcb->cl_op_uuid); |
| |
| /* For now we only handle one at a time */ |
| if (p_clcb->cl_op_uuid != 0) |
| { |
| gap_ble_enqueue_op(p_clcb, GATT_UPDATE_RECONN_ADDR, reconn_addr, 0, (void *)p_cback); |
| return(FALSE); |
| } |
| |
| /* hold the link here */ |
| GATT_Connect(gap_cb.gatt_if, p_clcb->bda, TRUE); |
| |
| memset(¶m, 0, sizeof(tGATT_DISC_PARAM)); |
| |
| param.service.len = LEN_UUID_16; |
| param.service.uu.uuid16 = GATT_UUID_GAP_RECONN_ADDR; |
| param.s_handle = 1; |
| param.e_handle = 0xFFFF; |
| |
| if (GATTC_Discover(p_clcb->conn_id, GATT_DISC_CHAR, ¶m) != GATT_SUCCESS) |
| { |
| GAP_TRACE_ERROR0 ("GAP_BleReadPeerPrefConnParams: GATT_Read Failed"); |
| /* release the link here */ |
| GATT_Disconnect(p_clcb->conn_id); |
| return(FALSE); |
| } |
| else |
| { |
| p_clcb->p_cback = (void *)p_cback; |
| memcpy(p_clcb->reconn_addr, reconn_addr, BD_ADDR_LEN); |
| p_clcb->cl_op_uuid = GATT_UUID_GAP_RECONN_ADDR; |
| } |
| |
| return TRUE; |
| |
| } |
| |
| #endif /* BLE_INCLUDED */ |
| |
| |
| |
| |
| |
