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123 lines
3.6 KiB
123 lines
3.6 KiB
/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_INCLUDE_BT_HL_H
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#define ANDROID_INCLUDE_BT_HL_H
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__BEGIN_DECLS
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/* HL connection states */
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typedef enum
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{
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BTHL_MDEP_ROLE_SOURCE,
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BTHL_MDEP_ROLE_SINK
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} bthl_mdep_role_t;
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typedef enum {
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BTHL_APP_REG_STATE_REG_SUCCESS,
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BTHL_APP_REG_STATE_REG_FAILED,
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BTHL_APP_REG_STATE_DEREG_SUCCESS,
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BTHL_APP_REG_STATE_DEREG_FAILED
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} bthl_app_reg_state_t;
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typedef enum
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{
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BTHL_CHANNEL_TYPE_RELIABLE,
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BTHL_CHANNEL_TYPE_STREAMING,
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BTHL_CHANNEL_TYPE_ANY
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} bthl_channel_type_t;
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/* HL connection states */
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typedef enum {
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BTHL_CONN_STATE_CONNECTING,
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BTHL_CONN_STATE_CONNECTED,
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BTHL_CONN_STATE_DISCONNECTING,
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BTHL_CONN_STATE_DISCONNECTED,
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BTHL_CONN_STATE_DESTROYED
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} bthl_channel_state_t;
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typedef struct
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{
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bthl_mdep_role_t mdep_role;
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int data_type;
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bthl_channel_type_t channel_type;
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const char *mdep_description; /* MDEP description to be used in the SDP (optional); null terminated */
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} bthl_mdep_cfg_t;
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typedef struct
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{
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const char *application_name;
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const char *provider_name; /* provider name to be used in the SDP (optional); null terminated */
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const char *srv_name; /* service name to be used in the SDP (optional); null terminated*/
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const char *srv_desp; /* service description to be used in the SDP (optional); null terminated */
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int number_of_mdeps;
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bthl_mdep_cfg_t *mdep_cfg; /* Dynamic array */
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} bthl_reg_param_t;
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/** Callback for application registration status.
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* state will have one of the values from bthl_app_reg_state_t
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*/
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typedef void (* bthl_app_reg_state_callback)(int app_id, bthl_app_reg_state_t state);
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/** Callback for channel connection state change.
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* state will have one of the values from
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* bthl_connection_state_t and fd (file descriptor)
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*/
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typedef void (* bthl_channel_state_callback)(int app_id, bt_bdaddr_t *bd_addr, int mdep_cfg_index, int channel_id, bthl_channel_state_t state, int fd);
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/** BT-HL callback structure. */
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typedef struct {
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/** set to sizeof(bthl_callbacks_t) */
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size_t size;
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bthl_app_reg_state_callback app_reg_state_cb;
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bthl_channel_state_callback channel_state_cb;
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} bthl_callbacks_t;
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/** Represents the standard BT-HL interface. */
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typedef struct {
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/** set to sizeof(bthl_interface_t) */
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size_t size;
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/**
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* Register the Bthl callbacks
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*/
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bt_status_t (*init)( bthl_callbacks_t* callbacks );
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/** Register HL application */
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bt_status_t (*register_application) ( bthl_reg_param_t *p_reg_param, int *app_id);
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/** Unregister HL application */
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bt_status_t (*unregister_application) (int app_id);
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/** connect channel */
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bt_status_t (*connect_channel)(int app_id, bt_bdaddr_t *bd_addr, int mdep_cfg_index, int *channel_id);
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/** destroy channel */
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bt_status_t (*destroy_channel)(int channel_id);
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/** Close the Bthl callback **/
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void (*cleanup)(void);
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} bthl_interface_t;
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__END_DECLS
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#endif /* ANDROID_INCLUDE_BT_HL_H */
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