| /****************************************************************************** |
| * |
| * 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 "bt_utils.h" |
| #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_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 |
| |
| 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, tGATT_TRANSPORT transport); |
| 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, |
| NULL, |
| NULL |
| }; |
| |
| |
| |
| /******************************************************************************* |
| ** |
| ** 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 (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) |
| { |
| memset(p_clcb, 0, sizeof(tGAP_CLCB)); |
| p_clcb->in_use = TRUE; |
| memcpy (p_clcb->bda, bda, BD_ADDR_LEN); |
| break; |
| } |
| } |
| return p_clcb; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_dealloc_clcb |
| ** |
| ** Description The function clean up the pending request queue in GAP |
| ** |
| ** Returns none |
| ** |
| *******************************************************************************/ |
| void gap_ble_dealloc_clcb(tGAP_CLCB *p_clcb) |
| { |
| tGAP_BLE_REQ *p_q; |
| |
| while((p_q = (tGAP_BLE_REQ *)GKI_dequeue(&p_clcb->pending_req_q)) != NULL) |
| { |
| /* send callback to all pending requests if being removed*/ |
| if (p_q->p_cback != NULL) |
| (*p_q->p_cback)(FALSE, p_clcb->bda, 0, NULL); |
| |
| GKI_freebuf (p_q); |
| } |
| |
| memset(p_clcb, 0, sizeof(tGAP_CLCB)); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_enqueue_request |
| ** |
| ** Description The function enqueue a GAP client request |
| ** |
| ** Returns TRUE is successul; FALSE otherwise |
| ** |
| *******************************************************************************/ |
| BOOLEAN gap_ble_enqueue_request (tGAP_CLCB *p_clcb, UINT16 uuid, tGAP_BLE_CMPL_CBACK *p_cback) |
| { |
| tGAP_BLE_REQ *p_q = (tGAP_BLE_REQ *)GKI_getbuf(sizeof(tGAP_BLE_REQ)); |
| |
| if (p_q != NULL) |
| { |
| p_q->p_cback = p_cback; |
| p_q->uuid = uuid; |
| GKI_enqueue(&p_clcb->pending_req_q, p_q); |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_dequeue_request |
| ** |
| ** Description The function dequeue a GAP client request if any |
| ** |
| ** Returns TRUE is successul; FALSE otherwise |
| ** |
| *******************************************************************************/ |
| BOOLEAN gap_ble_dequeue_request (tGAP_CLCB *p_clcb, UINT16 * p_uuid, tGAP_BLE_CMPL_CBACK **p_cback) |
| { |
| tGAP_BLE_REQ *p_q = (tGAP_BLE_REQ *)GKI_dequeue(&p_clcb->pending_req_q);; |
| |
| if (p_q != NULL) |
| { |
| *p_cback = p_q->p_cback; |
| *p_uuid = p_q->uuid; |
| GKI_freebuf((void *)p_q); |
| return TRUE; |
| } |
| |
| return FALSE; |
| } |
| |
| /******************************************************************************* |
| ** 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_EVENT("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_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; |
| |
| /* address resolution */ |
| case GATT_UUID_GAP_CENTRAL_ADDR_RESOL: |
| UINT8_TO_STREAM(p, p_db_attr->attr_value.addr_resolution); |
| p_value->len =1; |
| 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; |
| UNUSED(type); |
| |
| 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; |
| } |
| |
| /****************************************************************************** |
| ** |
| ** 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; |
| UNUSED(type); |
| |
| for (i = 0; i < GAP_MAX_CHAR_NUM; i ++, p_db_attr ++) |
| { |
| if (p_data-> handle == p_db_attr->handle) |
| { |
| 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_EVENT("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_EVENT("Ignore GATTS_REQ_TYPE_WRITE_EXEC" ); |
| break; |
| |
| case GATTS_REQ_TYPE_MTU: |
| GAP_TRACE_EVENT("Get MTU exchange new mtu size: %d", p_data->mtu); |
| ignore = TRUE; |
| break; |
| |
| default: |
| GAP_TRACE_EVENT("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_EVENT ("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 ++; |
| |
| #if BTM_PERIPHERAL_ENABLED == TRUE /* Only needed for peripheral testing */ |
| /* add preferred connection parameter characteristic |
| */ |
| uuid.uu.uuid16 = p_db_attr->uuid = GATT_UUID_GAP_PREF_CONN_PARAM; |
| p_db_attr->attr_value.conn_param.int_max = GAP_PREFER_CONN_INT_MAX; /* 6 */ |
| p_db_attr->attr_value.conn_param.int_min = GAP_PREFER_CONN_INT_MIN; /* 0 */ |
| p_db_attr->attr_value.conn_param.latency = GAP_PREFER_CONN_LATENCY; /* 0 */ |
| p_db_attr->attr_value.conn_param.sp_tout = GAP_PREFER_CONN_SP_TOUT; /* 2000 */ |
| p_db_attr->handle = GATTS_AddCharacteristic(service_handle, |
| &uuid, |
| GATT_PERM_READ, |
| GATT_CHAR_PROP_BIT_READ); |
| p_db_attr ++; |
| #endif |
| |
| /* add Central address resolution Characteristic */ |
| uuid.len = LEN_UUID_16; |
| uuid.uu.uuid16 = p_db_attr->uuid = GATT_UUID_GAP_CENTRAL_ADDR_RESOL; |
| p_db_attr->handle = GATTS_AddCharacteristic(service_handle, &uuid, |
| GATT_PERM_READ, GATT_CHAR_PROP_BIT_READ); |
| p_db_attr->attr_value.addr_resolution = 0; |
| 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_EVENT ("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_EVENT("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_EVENT("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; |
| |
| case GATT_UUID_GAP_CENTRAL_ADDR_RESOL: |
| p_db_attr->attr_value.addr_resolution = p_value->addr_resolution; |
| break; |
| |
| } |
| break; |
| } |
| } |
| |
| return; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_send_cl_read_request |
| ** |
| ** Description utility function to send a read request for a GAP charactersitic |
| ** |
| ** Returns TRUE if read started, else FALSE if GAP is busy |
| ** |
| *******************************************************************************/ |
| BOOLEAN gap_ble_send_cl_read_request(tGAP_CLCB *p_clcb) |
| { |
| tGATT_READ_PARAM param; |
| UINT16 uuid = 0; |
| BOOLEAN started = FALSE; |
| |
| if (gap_ble_dequeue_request(p_clcb, &uuid, &p_clcb->p_cback)) |
| { |
| 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) |
| { |
| p_clcb->cl_op_uuid = uuid; |
| started = TRUE; |
| } |
| } |
| |
| return started; |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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_CMPL_CBACK *p_cback = p_clcb->p_cback; |
| UINT16 op = p_clcb->cl_op_uuid; |
| |
| GAP_TRACE_EVENT("gap_ble_cl_op_cmpl status: %d", status); |
| |
| p_clcb->cl_op_uuid = 0; |
| p_clcb->p_cback=NULL; |
| |
| if (p_cback && op) |
| { |
| GAP_TRACE_EVENT("calling gap_ble_cl_op_cmpl"); |
| (* p_cback)(status, p_clcb->bda, len, (char *)p_name); |
| } |
| |
| /* if no further activity is requested in callback, drop the link */ |
| if (p_clcb->connected) |
| { |
| if (!gap_ble_send_cl_read_request(p_clcb)) |
| { |
| GATT_Disconnect(p_clcb->conn_id); |
| gap_ble_dealloc_clcb(p_clcb); |
| } |
| } |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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, |
| tGATT_TRANSPORT transport) |
| { |
| tGAP_CLCB *p_clcb = gap_find_clcb_by_bd_addr (bda); |
| |
| UNUSED(gatt_if); |
| UNUSED(transport); |
| |
| if (p_clcb != NULL) |
| { |
| if (connected) |
| { |
| p_clcb->conn_id = conn_id; |
| p_clcb->connected = TRUE; |
| /* start operation is pending */ |
| gap_ble_send_cl_read_request(p_clcb); |
| } |
| else |
| { |
| p_clcb->connected = FALSE; |
| gap_ble_cl_op_cmpl(p_clcb, FALSE, 0, NULL); |
| /* clean up clcb */ |
| gap_ble_dealloc_clcb(p_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_EVENT ("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) |
| 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_EVENT ("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_EVENT ("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_CENTRAL_ADDR_RESOL: |
| gap_ble_cl_op_cmpl(p_clcb, TRUE, 1, pp); |
| break; |
| } |
| } |
| |
| |
| /******************************************************************************* |
| ** |
| ** Function gap_ble_accept_cl_operation |
| ** |
| ** Description Start a process to read peer address resolution capability |
| ** |
| ** Returns TRUE if request accepted |
| ** |
| *******************************************************************************/ |
| BOOLEAN gap_ble_accept_cl_operation(BD_ADDR peer_bda, UINT16 uuid, tGAP_BLE_CMPL_CBACK *p_cback) |
| { |
| tGAP_CLCB *p_clcb; |
| BOOLEAN started = FALSE; |
| |
| if (p_cback == NULL && uuid != GATT_UUID_GAP_PREF_CONN_PARAM) |
| return(started); |
| |
| if ((p_clcb = gap_find_clcb_by_bd_addr (peer_bda)) == NULL) |
| { |
| if ((p_clcb = gap_clcb_alloc(peer_bda)) == NULL) |
| { |
| GAP_TRACE_ERROR("gap_ble_accept_cl_operation max connection reached"); |
| return started; |
| } |
| } |
| |
| GAP_TRACE_EVENT ("%s() - BDA: %08x%04x cl_op_uuid: 0x%04x", |
| __FUNCTION__, |
| (peer_bda[0]<<24)+(peer_bda[1]<<16)+(peer_bda[2]<<8)+peer_bda[3], |
| (peer_bda[4]<<8)+peer_bda[5], uuid); |
| |
| if (GATT_GetConnIdIfConnected(gap_cb.gatt_if, peer_bda, &p_clcb->conn_id, BT_TRANSPORT_LE)) |
| p_clcb->connected = TRUE; |
| |
| /* hold the link here */ |
| if (!GATT_Connect(gap_cb.gatt_if, p_clcb->bda, TRUE, BT_TRANSPORT_LE)) |
| return started; |
| |
| /* enqueue the request */ |
| gap_ble_enqueue_request(p_clcb, uuid, p_cback); |
| |
| if (p_clcb->connected && p_clcb->cl_op_uuid == 0) |
| started = gap_ble_send_cl_read_request(p_clcb); |
| else /* wait for connection up or pending operation to finish */ |
| started = TRUE; |
| |
| return started; |
| } |
| /******************************************************************************* |
| ** |
| ** 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) |
| { |
| return gap_ble_accept_cl_operation (peer_bda, 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_CMPL_CBACK *p_cback) |
| { |
| return gap_ble_accept_cl_operation (peer_bda, GATT_UUID_GAP_DEVICE_NAME, p_cback); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** Function GAP_BleReadPeerAddressResolutionCap |
| ** |
| ** Description Start a process to read peer address resolution capability |
| ** |
| ** Returns TRUE if request accepted |
| ** |
| *******************************************************************************/ |
| BOOLEAN GAP_BleReadPeerAddressResolutionCap (BD_ADDR peer_bda, tGAP_BLE_CMPL_CBACK *p_cback) |
| { |
| return gap_ble_accept_cl_operation(peer_bda, GATT_UUID_GAP_CENTRAL_ADDR_RESOL, p_cback); |
| } |
| |
| /******************************************************************************* |
| ** |
| ** 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_EVENT ("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) |
| { |
| GAP_TRACE_ERROR ("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_ERROR ("Cannot cancel where No connection id"); |
| return FALSE; |
| } |
| } |
| |
| gap_ble_cl_op_cmpl(p_clcb, FALSE, 0, NULL); |
| |
| return(TRUE); |
| } |
| |
| #endif /* BLE_INCLUDED */ |
| |
| |
| |
| |
| |
