/****************************************************************************** * * Copyright (c) 2014 The Android Open Source Project * Copyright (C) 2003-2012 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 "bta_sys.h" #include "bta_api.h" #include "bta_hf_client_api.h" #include "bta_hf_client_at.h" /***************************************************************************** ** Constants *****************************************************************************/ #define HFP_VERSION_1_1 0x0101 #define HFP_VERSION_1_5 0x0105 #define HFP_VERSION_1_6 0x0106 /* RFCOMM MTU SIZE */ #define BTA_HF_CLIENT_MTU 256 /* profile role for connection */ #define BTA_HF_CLIENT_ACP 0 /* accepted connection */ #define BTA_HF_CLIENT_INT 1 /* initiating connection */ /* Time (in milliseconds) to wait for retry in case of collision */ #ifndef BTA_HF_CLIENT_COLLISION_TIMER_MS #define BTA_HF_CLIENT_COLLISION_TIMER_MS 2411 #endif enum { /* these events are handled by the state machine */ BTA_HF_CLIENT_API_REGISTER_EVT = BTA_SYS_EVT_START(BTA_ID_HS), BTA_HF_CLIENT_API_DEREGISTER_EVT, BTA_HF_CLIENT_API_OPEN_EVT, BTA_HF_CLIENT_API_CLOSE_EVT, BTA_HF_CLIENT_API_AUDIO_OPEN_EVT, BTA_HF_CLIENT_API_AUDIO_CLOSE_EVT, BTA_HF_CLIENT_RFC_OPEN_EVT, BTA_HF_CLIENT_RFC_CLOSE_EVT, BTA_HF_CLIENT_RFC_SRV_CLOSE_EVT, BTA_HF_CLIENT_RFC_DATA_EVT, BTA_HF_CLIENT_DISC_ACP_RES_EVT, BTA_HF_CLIENT_DISC_INT_RES_EVT, BTA_HF_CLIENT_DISC_OK_EVT, BTA_HF_CLIENT_DISC_FAIL_EVT, BTA_HF_CLIENT_SCO_OPEN_EVT, BTA_HF_CLIENT_SCO_CLOSE_EVT, BTA_HF_CLIENT_SEND_AT_CMD_EVT, BTA_HF_CLIENT_MAX_EVT, /* these events are handled outside of the state machine */ BTA_HF_CLIENT_API_ENABLE_EVT, BTA_HF_CLIENT_API_DISABLE_EVT }; /***************************************************************************** ** Data types *****************************************************************************/ /* data type for BTA_HF_CLIENT_API_ENABLE_EVT */ typedef struct { BT_HDR hdr; tBTA_HF_CLIENT_CBACK *p_cback; } tBTA_HF_CLIENT_API_ENABLE; /* data type for BTA_HF_CLIENT_API_REGISTER_EVT */ typedef struct { BT_HDR hdr; tBTA_HF_CLIENT_CBACK *p_cback; tBTA_SEC sec_mask; tBTA_HF_CLIENT_FEAT features; char name[BTA_SERVICE_NAME_LEN+1]; } tBTA_HF_CLIENT_API_REGISTER; /* data type for BTA_HF_CLIENT_API_OPEN_EVT */ typedef struct { BT_HDR hdr; BD_ADDR bd_addr; tBTA_SEC sec_mask; } tBTA_HF_CLIENT_API_OPEN; /* data type for BTA_HF_CLIENT_DISC_RESULT_EVT */ typedef struct { BT_HDR hdr; UINT16 status; } tBTA_HF_CLIENT_DISC_RESULT; /* data type for RFCOMM events */ typedef struct { BT_HDR hdr; UINT16 port_handle; } tBTA_HF_CLIENT_RFC; /* generic purpose data type for other events */ typedef struct { BT_HDR hdr; BOOLEAN bool_val; UINT8 uint8_val; UINT32 uint32_val1; UINT32 uint32_val2; char str[BTA_HF_CLIENT_NUMBER_LEN + 1]; } tBTA_HF_CLIENT_DATA_VAL; /* union of all event datatypes */ typedef union { BT_HDR hdr; tBTA_HF_CLIENT_API_ENABLE api_enable; tBTA_HF_CLIENT_API_REGISTER api_register; tBTA_HF_CLIENT_API_OPEN api_open; tBTA_HF_CLIENT_DISC_RESULT disc_result; tBTA_HF_CLIENT_RFC rfc; tBTA_HF_CLIENT_DATA_VAL val; } tBTA_HF_CLIENT_DATA; /* type for each service control block */ typedef struct { UINT16 serv_handle; /* RFCOMM server handle */ BD_ADDR peer_addr; /* peer bd address */ tSDP_DISCOVERY_DB *p_disc_db; /* pointer to discovery database */ UINT16 conn_handle; /* RFCOMM handle of connected service */ tBTA_SEC serv_sec_mask; /* server security mask */ tBTA_SEC cli_sec_mask; /* client security mask */ tBTA_HF_CLIENT_FEAT features; /* features registered by application */ tBTA_HF_CLIENT_PEER_FEAT peer_features; /* peer device features */ tBTA_HF_CLIENT_CHLD_FEAT chld_features; /* call handling features */ UINT16 peer_version; /* profile version of peer device */ UINT8 peer_scn; /* peer scn */ UINT8 role; /* initiator/acceptor role */ UINT16 sco_idx; /* SCO handle */ UINT8 sco_state; /* SCO state variable */ BOOLEAN sco_close_rfc; /* TRUE if also close RFCOMM after SCO */ BOOLEAN retry_with_sco_only; BOOLEAN deregister; /* TRUE if service shutting down */ BOOLEAN svc_conn; /* set to TRUE when service level connection is up */ BOOLEAN send_at_reply; /* set to TRUE to notify framework about AT results */ tBTA_HF_CLIENT_AT_CB at_cb; /* AT Parser control block */ UINT8 state; /* state machine state */ tBTM_SCO_CODEC_TYPE negotiated_codec; /* negotiated codec */ alarm_t *collision_timer; /* Collision timer */ } tBTA_HF_CLIENT_SCB; /* sco states */ enum { BTA_HF_CLIENT_SCO_SHUTDOWN_ST, /* no listening, no connection */ BTA_HF_CLIENT_SCO_LISTEN_ST, /* listening */ BTA_HF_CLIENT_SCO_OPENING_ST, /* connection opening */ BTA_HF_CLIENT_SCO_OPEN_CL_ST, /* opening connection being closed */ BTA_HF_CLIENT_SCO_OPEN_ST, /* open */ BTA_HF_CLIENT_SCO_CLOSING_ST, /* closing */ BTA_HF_CLIENT_SCO_CLOSE_OP_ST, /* closing sco being opened */ BTA_HF_CLIENT_SCO_SHUTTING_ST /* sco shutting down */ }; /* type for AG control block */ typedef struct { tBTA_HF_CLIENT_SCB scb; /* service control block */ UINT32 sdp_handle; UINT8 scn; tBTA_HF_CLIENT_CBACK *p_cback; /* application callback */ BOOLEAN msbc_enabled; } tBTA_HF_CLIENT_CB; /***************************************************************************** ** Global data *****************************************************************************/ /* control block declaration */ extern tBTA_HF_CLIENT_CB bta_hf_client_cb; /***************************************************************************** ** Function prototypes *****************************************************************************/ /* main functions */ extern void bta_hf_client_scb_init(void); extern void bta_hf_client_scb_disable(void); extern BOOLEAN bta_hf_client_hdl_event(BT_HDR *p_msg); extern void bta_hf_client_sm_execute(UINT16 event, tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_slc_seq(BOOLEAN error); extern void bta_hf_client_collision_cback (tBTA_SYS_CONN_STATUS status, UINT8 id, UINT8 app_id, BD_ADDR peer_addr); extern void bta_hf_client_resume_open (); /* SDP functions */ extern BOOLEAN bta_hf_client_add_record(char *p_service_name, UINT8 scn, tBTA_HF_CLIENT_FEAT features, UINT32 sdp_handle); extern void bta_hf_client_create_record(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_del_record(tBTA_HF_CLIENT_DATA *p_data); extern BOOLEAN bta_hf_client_sdp_find_attr(void); extern void bta_hf_client_do_disc(void); extern void bta_hf_client_free_db(tBTA_HF_CLIENT_DATA *p_data); /* RFCOMM functions */ extern void bta_hf_client_setup_port(UINT16 handle); extern void bta_hf_client_start_server(void); extern void bta_hf_client_close_server(void); extern void bta_hf_client_rfc_do_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_do_close(tBTA_HF_CLIENT_DATA *p_data); /* SCO functions */ extern void bta_hf_client_sco_listen(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_sco_shutdown(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_sco_conn_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_sco_conn_close(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_sco_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_sco_close(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_cback_sco(UINT8 event); /* AT command functions */ extern void bta_hf_client_at_parse(char *buf, unsigned int len); extern void bta_hf_client_send_at_brsf(void); extern void bta_hf_client_send_at_bac(void); extern void bta_hf_client_send_at_cind(BOOLEAN status); extern void bta_hf_client_send_at_cmer(BOOLEAN activate); extern void bta_hf_client_send_at_chld(char cmd, UINT32 idx); extern void bta_hf_client_send_at_clip(BOOLEAN activate); extern void bta_hf_client_send_at_ccwa(BOOLEAN activate); extern void bta_hf_client_send_at_cmee(BOOLEAN activate); extern void bta_hf_client_send_at_cops(BOOLEAN query); extern void bta_hf_client_send_at_clcc(void); extern void bta_hf_client_send_at_bvra(BOOLEAN enable); extern void bta_hf_client_send_at_vgs(UINT32 volume); extern void bta_hf_client_send_at_vgm(UINT32 volume); extern void bta_hf_client_send_at_atd(char *number, UINT32 memory); extern void bta_hf_client_send_at_bldn(void); extern void bta_hf_client_send_at_ata(void); extern void bta_hf_client_send_at_chup(void); extern void bta_hf_client_send_at_btrh(BOOLEAN query, UINT32 val); extern void bta_hf_client_send_at_vts(char code); extern void bta_hf_client_send_at_bcc(void); extern void bta_hf_client_send_at_bcs(UINT32 codec); extern void bta_hf_client_send_at_cnum(void); extern void bta_hf_client_send_at_nrec(void); extern void bta_hf_client_send_at_binp(UINT32 action); extern void bta_hf_client_send_at_bia(void); /* Action functions */ extern void bta_hf_client_register(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_deregister(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_start_dereg(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_start_close(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_start_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_acp_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_fail(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_disc_fail(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_open_fail(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_close(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_disc_acp_res(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_rfc_data(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_disc_int_res(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_svc_conn_open(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_ind(tBTA_HF_CLIENT_IND_TYPE type, UINT16 value); extern void bta_hf_client_evt_val(tBTA_HF_CLIENT_EVT type, UINT16 value); extern void bta_hf_client_operator_name(char *name); extern void bta_hf_client_clip(char *number); extern void bta_hf_client_ccwa(char *number); extern void bta_hf_client_at_result(tBTA_HF_CLIENT_AT_RESULT_TYPE type, UINT16 cme); extern void bta_hf_client_clcc(UINT32 idx, BOOLEAN incoming, UINT8 status, BOOLEAN mpty, char *number); extern void bta_hf_client_cnum(char *number, UINT16 service); extern void bta_hf_client_binp(char *number); /* Commands handling functions */ extern void bta_hf_client_dial(tBTA_HF_CLIENT_DATA *p_data); extern void bta_hf_client_send_at_cmd(tBTA_HF_CLIENT_DATA *p_data);