1 /****************************************************************************** 2 * 3 * Copyright (c) 2014 The Android Open Source Project 4 * Copyright (C) 2003-2012 Broadcom Corporation 5 * 6 * Licensed under the Apache License, Version 2.0 (the "License"); 7 * you may not use this file except in compliance with the License. 8 * You may obtain a copy of the License at: 9 * 10 * http://www.apache.org/licenses/LICENSE-2.0 11 * 12 * Unless required by applicable law or agreed to in writing, software 13 * distributed under the License is distributed on an "AS IS" BASIS, 14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 15 * See the License for the specific language governing permissions and 16 * limitations under the License. 17 * 18 ******************************************************************************/ 19 20 #include "bta/bta_sys.h" 21 #include "bta/bta_api.h" 22 #include "bta/bta_hf_client_api.h" 23 #include "bta_hf_client_at.h" 24 25 #if (BTA_HF_INCLUDED == TRUE) 26 /***************************************************************************** 27 ** Constants 28 *****************************************************************************/ 29 #define HFP_VERSION_1_1 0x0101 30 #define HFP_VERSION_1_5 0x0105 31 #define HFP_VERSION_1_6 0x0106 32 #define HFP_VERSION_1_7 0x0107 33 #define HFP_VERSION_1_8 0x0108 34 35 /* RFCOMM MTU SIZE */ 36 #define BTA_HF_CLIENT_MTU 256 37 38 /* profile role for connection */ 39 #define BTA_HF_CLIENT_ACP 0 /* accepted connection */ 40 #define BTA_HF_CLIENT_INT 1 /* initiating connection */ 41 42 /* Timer to wait for retry in case of collision */ 43 #ifndef BTA_HF_CLIENT_COLLISION_TIMER 44 #define BTA_HF_CLIENT_COLLISION_TIMER 2411 45 #endif 46 47 enum { 48 /* these events are handled by the state machine */ 49 BTA_HF_CLIENT_API_REGISTER_EVT = BTA_SYS_EVT_START(BTA_ID_HS), 50 BTA_HF_CLIENT_API_DEREGISTER_EVT, 51 BTA_HF_CLIENT_API_OPEN_EVT, 52 BTA_HF_CLIENT_API_CLOSE_EVT, 53 BTA_HF_CLIENT_API_AUDIO_OPEN_EVT, 54 BTA_HF_CLIENT_API_AUDIO_CLOSE_EVT, 55 BTA_HF_CLIENT_RFC_OPEN_EVT, 56 BTA_HF_CLIENT_RFC_CLOSE_EVT, 57 BTA_HF_CLIENT_RFC_SRV_CLOSE_EVT, 58 BTA_HF_CLIENT_RFC_DATA_EVT, 59 BTA_HF_CLIENT_DISC_ACP_RES_EVT, 60 BTA_HF_CLIENT_DISC_INT_RES_EVT, 61 BTA_HF_CLIENT_DISC_OK_EVT, 62 BTA_HF_CLIENT_DISC_FAIL_EVT, 63 BTA_HF_CLIENT_SCO_OPEN_EVT, 64 BTA_HF_CLIENT_SCO_CLOSE_EVT, 65 BTA_HF_CLIENT_SEND_AT_CMD_EVT, 66 #if (BTM_SCO_HCI_INCLUDED == TRUE ) 67 BTA_HF_CLIENT_CI_SCO_DATA_EVT, 68 BTA_HF_CLIENT_PKT_NUMS_GET_EVT, 69 #endif /* (BTM_SCO_HCI_INCLUDED == TRUE ) */ 70 BTA_HF_CLIENT_MAX_EVT, 71 72 /* these events are handled outside of the state machine */ 73 BTA_HF_CLIENT_API_ENABLE_EVT, 74 BTA_HF_CLIENT_API_DISABLE_EVT 75 }; 76 77 /***************************************************************************** 78 ** Data types 79 *****************************************************************************/ 80 81 /* data type for BTA_HF_CLIENT_API_ENABLE_EVT */ 82 typedef struct { 83 BT_HDR hdr; 84 tBTA_HF_CLIENT_CBACK *p_cback; 85 } tBTA_HF_CLIENT_API_ENABLE; 86 87 /* data type for BTA_HF_CLIENT_API_REGISTER_EVT */ 88 typedef struct { 89 BT_HDR hdr; 90 tBTA_HF_CLIENT_CBACK *p_cback; 91 tBTA_SEC sec_mask; 92 tBTA_HF_CLIENT_FEAT features; 93 char name[BTA_SERVICE_NAME_LEN + 1]; 94 } tBTA_HF_CLIENT_API_REGISTER; 95 96 /* data type for BTA_HF_CLIENT_API_OPEN_EVT */ 97 typedef struct { 98 BT_HDR hdr; 99 BD_ADDR bd_addr; 100 tBTA_SEC sec_mask; 101 } tBTA_HF_CLIENT_API_OPEN; 102 103 /* data type for BTA_HF_CLIENT_DISC_RESULT_EVT */ 104 typedef struct { 105 BT_HDR hdr; 106 UINT16 status; 107 } tBTA_HF_CLIENT_DISC_RESULT; 108 109 /* data type for RFCOMM events */ 110 typedef struct { 111 BT_HDR hdr; 112 UINT16 port_handle; 113 } tBTA_HF_CLIENT_RFC; 114 115 /* generic purpose data type for other events */ 116 typedef struct { 117 BT_HDR hdr; 118 BOOLEAN bool_val; 119 UINT8 uint8_val; 120 UINT32 uint32_val1; 121 UINT32 uint32_val2; 122 char str[BTA_HF_CLIENT_MAX_LEN + 1]; 123 } tBTA_HF_CLIENT_DATA_VAL; 124 125 /* data type for BTA_HF_CLIENT_PKT_NUMS_GET_EVT */ 126 typedef struct { 127 BT_HDR hdr; 128 UINT16 sync_conn_handle; 129 } tBTA_HF_CLIENT_PKT_STAT_GET; 130 131 /* union of all event datatypes */ 132 typedef union { 133 BT_HDR hdr; 134 tBTA_HF_CLIENT_API_ENABLE api_enable; 135 tBTA_HF_CLIENT_API_REGISTER api_register; 136 tBTA_HF_CLIENT_API_OPEN api_open; 137 tBTA_HF_CLIENT_DISC_RESULT disc_result; 138 tBTA_HF_CLIENT_RFC rfc; 139 tBTA_HF_CLIENT_DATA_VAL val; 140 tBTA_HF_CLIENT_PKT_STAT_GET pkt_stat; 141 142 } tBTA_HF_CLIENT_DATA; 143 144 /* type for each service control block */ 145 typedef struct { 146 UINT16 serv_handle; /* RFCOMM server handle */ 147 BD_ADDR peer_addr; /* peer bd address */ 148 tSDP_DISCOVERY_DB *p_disc_db; /* pointer to discovery database */ 149 UINT16 conn_handle; /* RFCOMM handle of connected service */ 150 tBTA_SEC serv_sec_mask; /* server security mask */ 151 tBTA_SEC cli_sec_mask; /* client security mask */ 152 tBTA_HF_CLIENT_FEAT features; /* features registered by application */ 153 tBTA_HF_CLIENT_PEER_FEAT peer_features; /* peer device features */ 154 tBTA_HF_CLIENT_CHLD_FEAT chld_features; /* call handling features */ 155 UINT16 peer_version; /* profile version of peer device */ 156 UINT8 peer_scn; /* peer scn */ 157 UINT8 role; /* initiator/acceptor role */ 158 UINT16 sco_idx; /* SCO handle */ 159 UINT8 sco_state; /* SCO state variable */ 160 BOOLEAN sco_close_rfc; /* TRUE if also close RFCOMM after SCO */ 161 BOOLEAN retry_with_sco_only; 162 BOOLEAN deregister; /* TRUE if service shutting down */ 163 BOOLEAN svc_conn; /* set to TRUE when service level connection is up */ 164 BOOLEAN send_at_reply; /* set to TRUE to notify framework about AT results */ 165 tBTA_HF_CLIENT_AT_CB at_cb; /* AT Parser control block */ 166 UINT8 state; /* state machine state */ 167 tBTM_SCO_CODEC_TYPE negotiated_codec; /* negotiated codec */ 168 TIMER_LIST_ENT colli_timer; /* Collision timer */ 169 BOOLEAN colli_tmr_on; /* TRUE if collision timer is active */ 170 171 UINT16 in_pkt_len; 172 UINT16 out_pkt_len; 173 UINT8 link_type; /* BTM_LINK_TYPE_SCO or BTM_LINK_TYPE_ESCO */ 174 UINT8 tx_interval; 175 UINT8 retrans_window; 176 UINT8 air_mode; 177 } tBTA_HF_CLIENT_SCB; 178 179 /* sco states */ 180 enum { 181 BTA_HF_CLIENT_SCO_SHUTDOWN_ST, /* no listening, no connection */ 182 BTA_HF_CLIENT_SCO_LISTEN_ST, /* listening */ 183 BTA_HF_CLIENT_SCO_OPENING_ST, /* connection opening */ 184 BTA_HF_CLIENT_SCO_OPEN_CL_ST, /* opening connection being closed */ 185 BTA_HF_CLIENT_SCO_OPEN_ST, /* open */ 186 BTA_HF_CLIENT_SCO_CLOSING_ST, /* closing */ 187 BTA_HF_CLIENT_SCO_CLOSE_OP_ST, /* closing sco being opened */ 188 BTA_HF_CLIENT_SCO_SHUTTING_ST /* sco shutting down */ 189 }; 190 191 /* type for AG control block */ 192 typedef struct { 193 tBTA_HF_CLIENT_SCB scb; /* service control block */ 194 UINT32 sdp_handle; 195 UINT8 scn; 196 tBTA_HF_CLIENT_CBACK *p_cback; /* application callback */ 197 BOOLEAN msbc_enabled; 198 } tBTA_HF_CLIENT_CB; 199 200 /***************************************************************************** 201 ** Global data 202 *****************************************************************************/ 203 204 /* control block declaration */ 205 #if BTA_DYNAMIC_MEMORY == FALSE 206 extern tBTA_HF_CLIENT_CB bta_hf_client_cb; 207 #else 208 extern tBTA_HF_CLIENT_CB *bta_hf_client_cb_ptr; 209 #define bta_hf_client_cb (*bta_hf_client_cb_ptr) 210 #endif 211 212 /***************************************************************************** 213 ** Function prototypes 214 *****************************************************************************/ 215 216 /* main functions */ 217 extern void bta_hf_client_scb_init(void); 218 extern void bta_hf_client_scb_disable(void); 219 extern BOOLEAN bta_hf_client_hdl_event(BT_HDR *p_msg); 220 extern void bta_hf_client_sm_execute(UINT16 event, 221 tBTA_HF_CLIENT_DATA *p_data); 222 extern void bta_hf_client_slc_seq(BOOLEAN error); 223 extern void bta_hf_client_collision_cback (tBTA_SYS_CONN_STATUS status, UINT8 id, 224 UINT8 app_id, BD_ADDR peer_addr); 225 extern void bta_hf_client_resume_open (void); 226 227 /* SDP functions */ 228 extern BOOLEAN bta_hf_client_add_record(char *p_service_name, 229 UINT8 scn, tBTA_HF_CLIENT_FEAT features, 230 UINT32 sdp_handle); 231 extern void bta_hf_client_create_record(tBTA_HF_CLIENT_DATA *p_data); 232 extern void bta_hf_client_del_record(tBTA_HF_CLIENT_DATA *p_data); 233 extern BOOLEAN bta_hf_client_sdp_find_attr(void); 234 extern void bta_hf_client_do_disc(void); 235 extern void bta_hf_client_free_db(tBTA_HF_CLIENT_DATA *p_data); 236 237 /* RFCOMM functions */ 238 extern void bta_hf_client_setup_port(UINT16 handle); 239 extern void bta_hf_client_start_server(void); 240 extern void bta_hf_client_close_server(void); 241 extern void bta_hf_client_rfc_do_open(tBTA_HF_CLIENT_DATA *p_data); 242 extern void bta_hf_client_rfc_do_close(tBTA_HF_CLIENT_DATA *p_data); 243 244 /* SCO functions */ 245 extern void bta_hf_client_sco_listen(tBTA_HF_CLIENT_DATA *p_data); 246 extern void bta_hf_client_sco_shutdown(tBTA_HF_CLIENT_DATA *p_data); 247 extern void bta_hf_client_sco_conn_open(tBTA_HF_CLIENT_DATA *p_data); 248 extern void bta_hf_client_sco_conn_close(tBTA_HF_CLIENT_DATA *p_data); 249 extern void bta_hf_client_sco_open(tBTA_HF_CLIENT_DATA *p_data); 250 extern void bta_hf_client_sco_close(tBTA_HF_CLIENT_DATA *p_data); 251 extern void bta_hf_client_cback_sco(UINT8 event); 252 253 /* AT command functions */ 254 extern void bta_hf_client_at_parse(char *buf, unsigned int len); 255 extern void bta_hf_client_send_at_brsf(void); 256 extern void bta_hf_client_send_at_bac(void); 257 extern void bta_hf_client_send_at_cind(BOOLEAN status); 258 extern void bta_hf_client_send_at_cmer(BOOLEAN activate); 259 extern void bta_hf_client_send_at_chld(char cmd, UINT32 idx); 260 extern void bta_hf_client_send_at_clip(BOOLEAN activate); 261 extern void bta_hf_client_send_at_ccwa(BOOLEAN activate); 262 extern void bta_hf_client_send_at_cmee(BOOLEAN activate); 263 extern void bta_hf_client_send_at_cops(BOOLEAN query); 264 extern void bta_hf_client_send_at_clcc(void); 265 extern void bta_hf_client_send_at_bvra(BOOLEAN enable); 266 extern void bta_hf_client_send_at_vgs(UINT32 volume); 267 extern void bta_hf_client_send_at_vgm(UINT32 volume); 268 extern void bta_hf_client_send_at_atd(char *number, UINT32 memory); 269 extern void bta_hf_client_send_at_bldn(void); 270 extern void bta_hf_client_send_at_ata(void); 271 extern void bta_hf_client_send_at_chup(void); 272 extern void bta_hf_client_send_at_btrh(BOOLEAN query, UINT32 val); 273 extern void bta_hf_client_send_at_vts(char code); 274 extern void bta_hf_client_send_at_bcc(void); 275 extern void bta_hf_client_send_at_bcs(UINT32 codec); 276 extern void bta_hf_client_send_at_cnum(void); 277 extern void bta_hf_client_send_at_nrec(void); 278 extern void bta_hf_client_send_at_binp(UINT32 action); 279 extern void bta_hf_client_send_at_bia(void); 280 extern void bta_hf_client_send_at_xapl(char *information, UINT32 features); 281 extern void bta_hf_client_send_at_iphoneaccev(UINT32 bat_level, BOOLEAN docked); 282 283 /* Action functions */ 284 extern void bta_hf_client_register(tBTA_HF_CLIENT_DATA *p_data); 285 extern void bta_hf_client_deregister(tBTA_HF_CLIENT_DATA *p_data); 286 extern void bta_hf_client_start_dereg(tBTA_HF_CLIENT_DATA *p_data); 287 extern void bta_hf_client_start_close(tBTA_HF_CLIENT_DATA *p_data); 288 extern void bta_hf_client_start_open(tBTA_HF_CLIENT_DATA *p_data); 289 extern void bta_hf_client_rfc_acp_open(tBTA_HF_CLIENT_DATA *p_data); 290 extern void bta_hf_client_rfc_open(tBTA_HF_CLIENT_DATA *p_data); 291 extern void bta_hf_client_rfc_fail(tBTA_HF_CLIENT_DATA *p_data); 292 extern void bta_hf_client_disc_fail(tBTA_HF_CLIENT_DATA *p_data); 293 extern void bta_hf_client_open_fail(tBTA_HF_CLIENT_DATA *p_data); 294 extern void bta_hf_client_rfc_close(tBTA_HF_CLIENT_DATA *p_data); 295 extern void bta_hf_client_disc_acp_res(tBTA_HF_CLIENT_DATA *p_data); 296 extern void bta_hf_client_rfc_data(tBTA_HF_CLIENT_DATA *p_data); 297 extern void bta_hf_client_disc_int_res(tBTA_HF_CLIENT_DATA *p_data); 298 extern void bta_hf_client_svc_conn_open(tBTA_HF_CLIENT_DATA *p_data); 299 extern void bta_hf_client_ind(tBTA_HF_CLIENT_IND_TYPE type, UINT16 value); 300 extern void bta_hf_client_evt_val(tBTA_HF_CLIENT_EVT type, UINT16 value); 301 extern void bta_hf_client_operator_name(char *name); 302 extern void bta_hf_client_clip(char *number); 303 extern void bta_hf_client_ccwa(char *number); 304 extern void bta_hf_client_at_result(tBTA_HF_CLIENT_AT_RESULT_TYPE type, UINT16 cme); 305 extern void bta_hf_client_clcc(UINT32 idx, BOOLEAN incoming, UINT8 status, BOOLEAN mpty, char *number); 306 extern void bta_hf_client_cnum(char *number, UINT16 service); 307 extern void bta_hf_client_binp(char *number); 308 309 /* Commands handling functions */ 310 extern void bta_hf_client_dial(tBTA_HF_CLIENT_DATA *p_data); 311 extern void bta_hf_client_send_at_cmd(tBTA_HF_CLIENT_DATA *p_data); 312 #if (BTM_SCO_HCI_INCLUDED == TRUE ) 313 extern void bta_hf_client_pkt_stat_nums(tBTA_HF_CLIENT_DATA *p_data); 314 extern void bta_hf_client_ci_sco_data(tBTA_HF_CLIENT_DATA *p_data); 315 #endif /* (BTM_SCO_HCI_INCLUDED == TRUE ) */ 316 #endif /* #if (BTA_HF_INCLUDED == TRUE) */ 317