1 /******************************************************************************
2  *
3  *  Copyright 2006-2012 Broadcom Corporation
4  *
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:
8  *
9  *  http://www.apache.org/licenses/LICENSE-2.0
10  *
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.
16  *
17  ******************************************************************************/
18 
19 /******************************************************************************
20  *
21  *  This is the private interface file for the BTA Java I/F
22  *
23  ******************************************************************************/
24 #ifndef BTA_JV_INT_H
25 #define BTA_JV_INT_H
26 
27 #include "bta_api.h"
28 #include "bta_jv_api.h"
29 #include "bta_sys.h"
30 #include "port_api.h"
31 #include "rfcdefs.h"
32 
33 #include <memory>
34 
35 /*****************************************************************************
36  *  Constants
37  ****************************************************************************/
38 
39 #ifndef BTA_JV_RFC_EV_MASK
40 #define BTA_JV_RFC_EV_MASK \
41   (PORT_EV_RXCHAR | PORT_EV_TXEMPTY | PORT_EV_FC | PORT_EV_FCS)
42 #endif
43 
44 enum {
45   BTA_JV_PM_FREE_ST = 0, /* empty PM slot */
46   BTA_JV_PM_IDLE_ST,
47   BTA_JV_PM_BUSY_ST
48 };
49 
50 /* BTA JV PM control block */
51 typedef struct {
52   uint32_t handle;      /* The connection handle */
53   uint8_t state;        /* state: see above enum */
54   tBTA_JV_PM_ID app_id; /* JV app specific id indicating power table to use */
55   RawAddress peer_bd_addr; /* Peer BD address */
56 } tBTA_JV_PM_CB;
57 
58 enum {
59   BTA_JV_ST_NONE = 0,
60   BTA_JV_ST_CL_OPENING,
61   BTA_JV_ST_CL_OPEN,
62   BTA_JV_ST_CL_CLOSING,
63   BTA_JV_ST_SR_LISTEN,
64   BTA_JV_ST_SR_OPEN,
65   BTA_JV_ST_SR_CLOSING
66 };
67 typedef uint8_t tBTA_JV_STATE;
68 #define BTA_JV_ST_CL_MAX BTA_JV_ST_CL_CLOSING
69 /* JV L2CAP control block */
70 typedef struct {
71   tBTA_JV_L2CAP_CBACK* p_cback; /* the callback function */
72   uint16_t psm;                 /* the psm used for this server connection */
73   tBTA_JV_STATE state;          /* the state of this control block */
74   tBTA_SERVICE_ID sec_id;       /* service id */
75   uint32_t handle; /* the handle reported to java app (same as gap handle) */
76   bool cong;       /* true, if congested */
77   tBTA_JV_PM_CB* p_pm_cb; /* ptr to pm control block, NULL: unused */
78   uint32_t l2cap_socket_id;
79 } tBTA_JV_L2C_CB;
80 
81 #define BTA_JV_RFC_HDL_MASK 0xFF
82 #define BTA_JV_RFCOMM_MASK 0x80
83 #define BTA_JV_ALL_APP_ID 0xFF
84 #define BTA_JV_RFC_HDL_TO_SIDX(r) (((r)&0xFF00) >> 8)
85 #define BTA_JV_RFC_H_S_TO_HDL(h, s) ((h) | ((s) << 8))
86 
87 /* port control block */
88 typedef struct {
89   uint32_t handle;      /* the rfcomm session handle at jv */
90   uint16_t port_handle; /* port handle */
91   tBTA_JV_STATE state;  /* the state of this control block */
92   uint8_t max_sess;     /* max sessions */
93   uint32_t rfcomm_slot_id;
94   bool cong;              /* true, if congested */
95   tBTA_JV_PM_CB* p_pm_cb; /* ptr to pm control block, NULL: unused */
96 } tBTA_JV_PCB;
97 
98 /* JV RFCOMM control block */
99 typedef struct {
100   tBTA_JV_RFCOMM_CBACK* p_cback; /* the callback function */
101   uint16_t rfc_hdl[BTA_JV_MAX_RFC_SR_SESSION];
102   tBTA_SERVICE_ID sec_id; /* service id */
103   uint8_t handle;         /* index: the handle reported to java app */
104   uint8_t scn;            /* the scn of the server */
105   uint8_t max_sess;       /* max sessions */
106   int curr_sess;          /* current sessions count*/
107 } tBTA_JV_RFC_CB;
108 
109 /* JV control block */
110 typedef struct {
111   /* the SDP handle reported to JV user is the (index + 1) to sdp_handle[].
112    * if sdp_handle[i]==0, it's not used.
113    * otherwise sdp_handle[i] is the stack SDP handle. */
114   uint32_t sdp_handle[BTA_JV_MAX_SDP_REC]; /* SDP records created */
115   uint8_t* p_sel_raw_data; /* the raw data of last service select */
116   tBTA_JV_DM_CBACK* p_dm_cback;
117   tBTA_JV_L2C_CB l2c_cb[BTA_JV_MAX_L2C_CONN]; /* index is GAP handle (index) */
118   tBTA_JV_RFC_CB rfc_cb[BTA_JV_MAX_RFC_CONN];
119   tBTA_JV_PCB port_cb[MAX_RFC_PORTS];          /* index of this array is
120                                                   the port_handle, */
121   uint8_t sec_id[BTA_JV_NUM_SERVICE_ID];       /* service ID */
122   bool scn[BTA_JV_MAX_SCN];                    /* SCN allocated by java */
123   uint16_t free_psm_list[BTA_JV_MAX_L2C_CONN]; /* PSMs freed by java
124                                                 (can be reused) */
125   uint8_t sdp_active;                          /* see BTA_JV_SDP_ACT_* */
126   bluetooth::Uuid uuid;                   /* current uuid of sdp discovery*/
127   tBTA_JV_PM_CB pm_cb[BTA_JV_PM_MAX_NUM]; /* PM on a per JV handle bases */
128 } tBTA_JV_CB;
129 
130 enum {
131   BTA_JV_SDP_ACT_NONE = 0,
132   BTA_JV_SDP_ACT_YES,   /* waiting for SDP result */
133   BTA_JV_SDP_ACT_CANCEL /* waiting for cancel complete */
134 };
135 
136 /* JV control block */
137 extern tBTA_JV_CB bta_jv_cb;
138 
139 /* config struct */
140 extern tBTA_JV_CFG* p_bta_jv_cfg;
141 
142 extern void bta_jv_enable(tBTA_JV_DM_CBACK* p_cback);
143 extern void bta_jv_disable();
144 extern void bta_jv_get_channel_id(int32_t type, int32_t channel,
145                                   uint32_t l2cap_socket_id,
146                                   uint32_t rfcomm_slot_id);
147 extern void bta_jv_free_scn(int32_t type, uint16_t scn);
148 extern void bta_jv_start_discovery(const RawAddress& bd_addr, uint16_t num_uuid,
149                                    bluetooth::Uuid* uuid_list,
150                                    uint32_t rfcomm_slot_id);
151 extern void bta_jv_create_record(uint32_t rfcomm_slot_id);
152 extern void bta_jv_delete_record(uint32_t handle);
153 extern void bta_jv_l2cap_connect(int32_t type, tBTA_SEC sec_mask,
154                                  tBTA_JV_ROLE role, uint16_t remote_psm,
155                                  uint16_t rx_mtu,
156                                  const RawAddress& peer_bd_addr,
157                                  std::unique_ptr<tL2CAP_CFG_INFO> cfg,
158                                  std::unique_ptr<tL2CAP_ERTM_INFO> ertm_info,
159                                  tBTA_JV_L2CAP_CBACK* p_cback,
160                                  uint32_t l2cap_socket_id);
161 extern void bta_jv_l2cap_close(uint32_t handle, tBTA_JV_L2C_CB* p_cb);
162 extern void bta_jv_l2cap_start_server(
163     int32_t type, tBTA_SEC sec_mask, tBTA_JV_ROLE role, uint16_t local_psm,
164     uint16_t rx_mtu, std::unique_ptr<tL2CAP_CFG_INFO> cfg_param,
165     std::unique_ptr<tL2CAP_ERTM_INFO> ertm_info, tBTA_JV_L2CAP_CBACK* p_cback,
166     uint32_t l2cap_socket_id);
167 extern void bta_jv_l2cap_stop_server(uint16_t local_psm,
168                                      uint32_t l2cap_socket_id);
169 extern void bta_jv_l2cap_write(uint32_t handle, uint32_t req_id, BT_HDR* msg,
170                                uint32_t user_id, tBTA_JV_L2C_CB* p_cb);
171 extern void bta_jv_rfcomm_connect(tBTA_SEC sec_mask, tBTA_JV_ROLE role,
172                                   uint8_t remote_scn,
173                                   const RawAddress& peer_bd_addr,
174                                   tBTA_JV_RFCOMM_CBACK* p_cback,
175                                   uint32_t rfcomm_slot_id);
176 extern void bta_jv_rfcomm_close(uint32_t handle, uint32_t rfcomm_slot_id);
177 extern void bta_jv_rfcomm_start_server(tBTA_SEC sec_mask, tBTA_JV_ROLE role,
178                                        uint8_t local_scn, uint8_t max_session,
179                                        tBTA_JV_RFCOMM_CBACK* p_cback,
180                                        uint32_t rfcomm_slot_id);
181 extern void bta_jv_rfcomm_stop_server(uint32_t handle, uint32_t rfcomm_slot_id);
182 extern void bta_jv_rfcomm_write(uint32_t handle, uint32_t req_id,
183                                 tBTA_JV_RFC_CB* p_cb, tBTA_JV_PCB* p_pcb);
184 extern void bta_jv_set_pm_profile(uint32_t handle, tBTA_JV_PM_ID app_id,
185                                   tBTA_JV_CONN_STATE init_st);
186 extern void bta_jv_l2cap_connect_le(uint16_t remote_chan,
187                                     const RawAddress& peer_bd_addr,
188                                     tBTA_JV_L2CAP_CBACK* p_cback,
189                                     uint32_t l2cap_socket_id);
190 extern void bta_jv_l2cap_start_server_le(uint16_t local_chan,
191                                          tBTA_JV_L2CAP_CBACK* p_cback,
192                                          uint32_t l2cap_socket_id);
193 extern void bta_jv_l2cap_stop_server_le(uint16_t local_chan);
194 extern void bta_jv_l2cap_write_fixed(uint16_t channel, const RawAddress& addr,
195                                      uint32_t req_id, BT_HDR* msg,
196                                      uint32_t user_id,
197                                      tBTA_JV_L2CAP_CBACK* p_cback);
198 extern void bta_jv_l2cap_close_fixed(uint32_t handle);
199 
200 #endif /* BTA_JV_INT_H */
201