1 /******************************************************************************
3 * Copyright (C) 2004-2012 Broadcom Corporation
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
9 * http://www.apache.org/licenses/LICENSE-2.0
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
17 ******************************************************************************/
19 /******************************************************************************
21 * This is the private interface file for the BTA data gateway.
23 ******************************************************************************/
27 #include "osi/include/fixed_queue.h"
29 #include "bta_pan_api.h"
31 /*****************************************************************************
33 *****************************************************************************/
41 /* these events are handled by the state machine */
42 BTA_PAN_API_CLOSE_EVT = BTA_SYS_EVT_START(BTA_ID_PAN),
43 BTA_PAN_CI_TX_READY_EVT,
44 BTA_PAN_CI_RX_READY_EVT,
45 BTA_PAN_CI_TX_FLOW_EVT,
46 BTA_PAN_CI_RX_WRITE_EVT,
47 BTA_PAN_CI_RX_WRITEBUF_EVT,
48 BTA_PAN_CONN_OPEN_EVT,
49 BTA_PAN_CONN_CLOSE_EVT,
50 BTA_PAN_BNEP_FLOW_ENABLE_EVT,
51 BTA_PAN_RX_FROM_BNEP_READY_EVT,
53 /* these events are handled outside of the state machine */
54 BTA_PAN_API_ENABLE_EVT,
55 BTA_PAN_API_DISABLE_EVT,
56 BTA_PAN_API_SET_ROLE_EVT,
60 /* state machine states */
71 /*****************************************************************************
73 *****************************************************************************/
75 /* data type for BTA_PAN_API_ENABLE_EVT */
78 BT_HDR hdr; /* Event header */
79 tBTA_PAN_CBACK *p_cback; /* PAN callback function */
80 } tBTA_PAN_API_ENABLE;
82 /* data type for BTA_PAN_API_REG_ROLE_EVT */
85 BT_HDR hdr; /* Event header */
86 char user_name[BTA_SERVICE_NAME_LEN+1]; /* Service name */
87 char gn_name[BTA_SERVICE_NAME_LEN+1]; /* Service name */
88 char nap_name[BTA_SERVICE_NAME_LEN+1]; /* Service name */
93 tBTA_SEC user_sec_mask; /* Security mask */
94 tBTA_SEC gn_sec_mask; /* Security mask */
95 tBTA_SEC nap_sec_mask; /* Security mask */
98 } tBTA_PAN_API_SET_ROLE;
100 /* data type for BTA_PAN_API_OPEN_EVT */
103 BT_HDR hdr; /* Event header */
104 tBTA_PAN_ROLE local_role; /* local role */
105 tBTA_PAN_ROLE peer_role; /* peer role */
106 BD_ADDR bd_addr; /* peer bdaddr */
109 /* data type for BTA_PAN_CI_TX_FLOW_EVT */
112 BT_HDR hdr; /* Event header */
113 BOOLEAN enable; /* Flow control setting */
114 } tBTA_PAN_CI_TX_FLOW;
116 /* data type for BTA_PAN_CONN_OPEN_EVT */
119 BT_HDR hdr; /* Event header */
127 /* union of all data types */
131 tBTA_PAN_API_ENABLE api_enable;
132 tBTA_PAN_API_SET_ROLE api_set_role;
133 tBTA_PAN_API_OPEN api_open;
134 tBTA_PAN_CI_TX_FLOW ci_tx_flow;
138 /* state machine control block */
141 BD_ADDR bd_addr; /* peer bdaddr */
142 fixed_queue_t *data_queue; /* Queue of buffers waiting to be passed to application */
143 UINT16 handle; /* BTA PAN/BNEP handle */
144 BOOLEAN in_use; /* scb in use */
145 tBTA_SEC sec_mask; /* Security mask */
146 BOOLEAN pan_flow_enable;/* BNEP flow control state */
147 BOOLEAN app_flow_enable;/* Application flow control state */
148 UINT8 state; /* State machine state */
149 tBTA_PAN_ROLE local_role; /* local role */
150 tBTA_PAN_ROLE peer_role; /* peer role */
151 UINT8 app_id; /* application id for the connection */
157 /* main control block */
160 tBTA_PAN_SCB scb[BTA_PAN_NUM_CONN]; /* state machine control blocks */
161 tBTA_PAN_CBACK *p_cback; /* PAN callback function */
162 UINT8 app_id[3]; /* application id for PAN roles */
163 UINT8 flow_mask; /* Data flow mask */
164 UINT8 q_level; /* queue level set by application for TX data */
179 } tBTA_PAN_DATA_PARAMS;
182 /*****************************************************************************
184 *****************************************************************************/
186 /* PAN control block */
188 #if BTA_DYNAMIC_MEMORY == FALSE
189 extern tBTA_PAN_CB bta_pan_cb;
191 extern tBTA_PAN_CB *bta_pan_cb_ptr;
192 #define bta_pan_cb (*bta_pan_cb_ptr)
195 /*****************************************************************************
196 ** Function prototypes
197 *****************************************************************************/
198 extern tBTA_PAN_SCB *bta_pan_scb_alloc(void);
199 extern void bta_pan_scb_dealloc(tBTA_PAN_SCB *p_scb);
200 extern UINT8 bta_pan_scb_to_idx(tBTA_PAN_SCB *p_scb);
201 extern tBTA_PAN_SCB *bta_pan_scb_by_handle(UINT16 handle);
202 extern BOOLEAN bta_pan_hdl_event(BT_HDR *p_msg);
204 /* action functions */
205 extern void bta_pan_enable(tBTA_PAN_DATA *p_data);
206 extern void bta_pan_disable(void);
207 extern void bta_pan_set_role(tBTA_PAN_DATA *p_data);
208 extern void bta_pan_open(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
209 extern void bta_pan_api_close(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
210 extern void bta_pan_set_shutdown(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
211 extern void bta_pan_rx_path(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
212 extern void bta_pan_tx_path(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
213 extern void bta_pan_tx_flow(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
214 extern void bta_pan_conn_open(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
215 extern void bta_pan_conn_close(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
216 extern void bta_pan_writebuf(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
217 extern void bta_pan_write_buf(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
218 extern void bta_pan_free_buf(tBTA_PAN_SCB *p_scb, tBTA_PAN_DATA *p_data);
221 #endif /* BTA_PAN_INT_H */