From: wangmengyang Date: Thu, 9 Mar 2017 11:03:34 +0000 (+0800) Subject: component/bt: format the API headers X-Git-Tag: v2.1-rc1~196^2~23 X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=5b7b704365f7e170aa823baee00a666a050981f8;p=esp-idf component/bt: format the API headers --- diff --git a/components/bt/bluedroid/api/esp_gap_bt_api.c b/components/bt/bluedroid/api/esp_gap_bt_api.c index 1de8b6088b..adbaef52fb 100644 --- a/components/bt/bluedroid/api/esp_gap_bt_api.c +++ b/components/bt/bluedroid/api/esp_gap_bt_api.c @@ -44,15 +44,22 @@ esp_err_t esp_bt_gap_set_device_name(const char *name) if (esp_bluedroid_get_status() != ESP_BLUEDROID_STATUS_ENABLED) { return ESP_ERR_INVALID_STATE; } - - if (strlen(name) > ESP_BT_GAP_DEVICE_NAME_MAX) { + + if (name != NULL) { + size_t len = strlen(name); + if (len > 0 || len <= ESP_BT_GAP_DEVICE_NAME_MAX) { + strcpy(arg.set_dev_name.device_name, name); + } else { + return ESP_ERR_INVALID_ARG; + } + } else { return ESP_ERR_INVALID_ARG; } msg.sig = BTC_SIG_API_CALL; msg.pid = BTC_PID_GAP_BT; msg.act = BTC_GAP_BT_ACT_SET_DEV_NAME; - strcpy(arg.set_dev_name.device_name, name); + return (btc_transfer_context(&msg, &arg, sizeof(btc_gap_bt_args_t), NULL) == BT_STATUS_SUCCESS ? ESP_OK : ESP_FAIL); } diff --git a/components/bt/bluedroid/api/include/esp_a2dp_api.h b/components/bt/bluedroid/api/include/esp_a2dp_api.h index 82e8f5d4fc..ffb5e6c59f 100755 --- a/components/bt/bluedroid/api/include/esp_a2dp_api.h +++ b/components/bt/bluedroid/api/include/esp_a2dp_api.h @@ -18,6 +18,10 @@ #include "esp_err.h" #include "esp_bt_defs.h" +#ifdef __cplusplus +extern "C" { +#endif + /// Media codec types supported by A2DP #define ESP_A2D_MCT_SBC (0) /*!< SBC */ #define ESP_A2D_MCT_M12 (0x01) /*!< MPEG-1, 2 Audio */ @@ -27,11 +31,7 @@ typedef uint8_t esp_a2d_mct_t; /** - * @brief Codec specific information elements as defined in A2DP spec. - */ - -/** - * @brief SBC codec specific information + * @brief SBC codec specific information as defined in A2DP spec */ typedef struct { #define ESP_A2D_CIE_LEN_SBC (4) @@ -39,7 +39,7 @@ typedef struct { } esp_a2d_cie_sbc_t; /** - * @brief MPEG-1,2 Audio codec specific information + * @brief MPEG-1,2 Audio codec specific information as defined in A2DP spec */ typedef struct { #define ESP_A2D_CIE_LEN_M12 (4) @@ -47,7 +47,7 @@ typedef struct { } esp_a2d_cie_m12_t; /** - * @brief MPEG-2,4 AAC codec specific information + * @brief MPEG-2,4 AAC codec specific information as defined in A2DP spec */ typedef struct { #define ESP_A2D_CIE_LEN_M24 (6) @@ -55,7 +55,7 @@ typedef struct { } esp_a2d_cie_m24_t; /** - * @brief ATRAC family codec specific information + * @brief ATRAC family codec specific information as defined in A2DP spec */ typedef struct { #define ESP_A2D_CIE_LEN_ATRAC (7) @@ -77,94 +77,99 @@ typedef struct { /// Bluetooth A2DP connection states typedef enum { - ESP_A2D_CONNECTION_STATE_DISCONNECTED = 0, - ESP_A2D_CONNECTION_STATE_CONNECTING, - ESP_A2D_CONNECTION_STATE_CONNECTED, - ESP_A2D_CONNECTION_STATE_DISCONNECTING + ESP_A2D_CONNECTION_STATE_DISCONNECTED = 0, /*!< connection released */ + ESP_A2D_CONNECTION_STATE_CONNECTING, /*!< connecting remote device */ + ESP_A2D_CONNECTION_STATE_CONNECTED, /*!< connection established */ + ESP_A2D_CONNECTION_STATE_DISCONNECTING /*!< disconnecting remote device */ } esp_a2d_connection_state_t; /// Bluetooth A2DP disconnection reason typedef enum { - ESP_A2D_DISC_RSN_NORMAL = 0, - ESP_A2D_DISC_RSN_ABNORMAL + ESP_A2D_DISC_RSN_NORMAL = 0, /*!< Finished disconnection that is initiated by local or remote device */ + ESP_A2D_DISC_RSN_ABNORMAL /*!< Abnormal disconnection caused by signal loss */ } esp_a2d_disc_rsn_t; /// Bluetooth A2DP datapath states typedef enum { - ESP_A2D_AUDIO_STATE_REMOTE_SUSPEND = 0, - ESP_A2D_AUDIO_STATE_STOPPED, - ESP_A2D_AUDIO_STATE_STARTED, + ESP_A2D_AUDIO_STATE_REMOTE_SUSPEND = 0, /*!< audio stream datapath suspended by remote device */ + ESP_A2D_AUDIO_STATE_STOPPED, /*!< audio stream datapath stopped */ + ESP_A2D_AUDIO_STATE_STARTED, /*!< audio stream datapath started */ } esp_a2d_audio_state_t; /// A2DP callback events typedef enum { - ESP_A2D_CONNECTION_STATE_EVT = 0, /*!< connection state changed event */ - ESP_A2D_AUDIO_STATE_EVT = 1, /*!< audio stream transmission state changed event */ - ESP_A2D_AUDIO_CFG_EVT = 2 /*!< audio codec configuration received */ + ESP_A2D_CONNECTION_STATE_EVT = 0, /*!< connection state changed event */ + ESP_A2D_AUDIO_STATE_EVT = 1, /*!< audio stream transmission state changed event */ + ESP_A2D_AUDIO_CFG_EVT = 2 /*!< audio codec is configured */ } esp_a2d_cb_event_t; /// A2DP state callback parameters typedef union { /*< ESP_A2D_CONNECTION_STATE_EVT */ struct a2d_conn_stat_param { - esp_a2d_connection_state_t state; /*!< one of values from esp_a2d_connection_state_t */ - esp_bd_addr_t remote_bda; - esp_a2d_disc_rsn_t disc_rsn; /* disconnection reason */ + esp_a2d_connection_state_t state; /*!< one of values from esp_a2d_connection_state_t */ + esp_bd_addr_t remote_bda; /*!< remote bluetooth device address */ + esp_a2d_disc_rsn_t disc_rsn; /*!< reason of disconnection for "DISCONNECTED" */ } conn_stat; /*< ESP_A2D_AUDIO_STATE_EVT */ struct a2d_audio_stat_param { - esp_a2d_audio_state_t state; /*!< one of the values from esp_a2d_audio_state_t */ - esp_bd_addr_t remote_bda; + esp_a2d_audio_state_t state; /*!< one of the values from esp_a2d_audio_state_t */ + esp_bd_addr_t remote_bda; /*!< remote bluetooth device address */ } audio_stat; /*< ESP_A2D_AUDIO_CFG_EVT */ struct a2d_audio_cfg_param { - esp_bd_addr_t remote_bda; - esp_a2d_mcc_t mcc; /*!< A2DP media codec capability information */ + esp_bd_addr_t remote_bda; /*!< remote bluetooth device address */ + esp_a2d_mcc_t mcc; /*!< A2DP media codec capability information */ } audio_cfg; } esp_a2d_cb_param_t; /** - * @brief A2DP profile callback function, data is ou + * @brief A2DP profile callback function type * @param event : Event type - * @param param : Point to callback parameter + * @param param : Pointer to callback parameter */ typedef void (* esp_a2d_cb_t)(esp_a2d_cb_event_t event, esp_a2d_cb_param_t *param); /** - * @brief A2DP profile data callback function, data is ou - * - * @param[in] buf: data received and decoded to PCM format, buf points to a static memory - * and can be overwritten in later times - * @param[in] len: size(in bytes) in buf + * @brief A2DP profile data callback function + * + * @param[in] buf : data received from A2DP source device and is PCM format decoder from SBC decoder; + * buf references to a static memory block and can be overwritten by upcoming data + * + * @param[in] len : size(in bytes) in buf * */ typedef void (* esp_a2d_data_cb_t)(const uint8_t *buf, uint32_t len); /** - * @brief This function is called to register application callbacks - * with A2DP module; callbacks will provide the upstream events - * (type esp_a2d_cb_event_t) and paramters(type esp_a2d_cb_param_t) + * @brief Register application callback function to A2DP module. This function should be called + * only after esp_bluedroid_enable() completes successfully * * @param[in] callback: A2DP sink event callback function * * @return * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_FAIL: if callback is a NULL function pointer * */ esp_err_t esp_a2d_register_callback(esp_a2d_cb_t callback); /** - * @brief This function is called to register A2DP sink data output function - * for now only supports SBC codec, and the output is PCM data stream + * @brief Register A2DP sink data output function; For now the output is PCM data stream decoded + * from SBC format. This function should be called only after esp_bluedroid_enable() + * completes successfully * * @param[in] callback: A2DP data callback function * * @return * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_FAIL: if callback is a NULL function pointer * */ esp_err_t esp_a2d_register_data_callback(esp_a2d_data_cb_t cb); @@ -172,10 +177,12 @@ esp_err_t esp_a2d_register_data_callback(esp_a2d_data_cb_t cb); /** * - * @brief This function is called to initialize the bluetooth A2DP sink module + * @brief Initialize the bluetooth A2DP sink module. This function should be called + * after esp_bluedroid_enable() completes successfully * * @return - * - ESP_OK: success + * - ESP_OK: if the initialization request is sent successfully + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -184,10 +191,12 @@ esp_err_t esp_a2d_sink_init(void); /** * - * @brief This function is called to deinit and free the resources for A2DP sink module + * @brief De-initialize for A2DP sink module. This function + * should be called only after esp_bluedroid_enable() completes successfully * * @return * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -196,10 +205,13 @@ esp_err_t esp_a2d_sink_deinit(void); /** * - * @brief This function is called to connect with the remote bluetooth device + * @brief Connect the remote bluetooth device bluetooth, must after esp_a2d_sink_init() + * + * @param[in] remote_bda: remote bluetooth device address * * @return * - ESP_OK: connect request is sent to lower layer + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -208,13 +220,20 @@ esp_err_t esp_a2d_sink_connect(esp_bd_addr_t remote_bda); /** * - * @brief This function is called to disconnect with the remote bluetooth device + * @brief Disconnect the remote bluetooth device * + * @param[in] remote_bda: remote bluetooth device address * @return * - ESP_OK: disconnect request is sent to lower layer + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ esp_err_t esp_a2d_sink_disconnect(esp_bd_addr_t remote_bda); +#ifdef __cplusplus +} +#endif + + #endif /* __ESP_A2DP_API_H__ */ diff --git a/components/bt/bluedroid/api/include/esp_avrc_api.h b/components/bt/bluedroid/api/include/esp_avrc_api.h index 17dcbffbcd..053ebbdea3 100755 --- a/components/bt/bluedroid/api/include/esp_avrc_api.h +++ b/components/bt/bluedroid/api/include/esp_avrc_api.h @@ -15,10 +15,14 @@ #ifndef __ESP_AVRC_API_H__ #define __ESP_AVRC_API_H__ -#include "esp_err.h" -#include "esp_bt_defs.h" #include #include +#include "esp_err.h" +#include "esp_bt_defs.h" + +#ifdef __cplusplus +extern "C" { +#endif /// AVRC feature bit mask typedef enum { @@ -63,30 +67,31 @@ typedef union { /*< ESP_AVRC_CT_PASSTHROUGH_RSP_EVT */ struct avrc_ct_psth_rsp_param { - uint8_t tl; /*!< transaction label, 0 to 15 */ - uint8_t key_code; - uint8_t key_state; /*!< 0 for */ + uint8_t tl; /*!< transaction label, 0 to 15 */ + uint8_t key_code; /*!< passthrough command code */ + uint8_t key_state; /*!< 0 for PRESSED, 1 for RELEASED */ } psth_rsp; } esp_avrc_ct_cb_param_t; /** - * @brief AVRCP controler callback function type - * @param event : Event type - * @param param : Point to callback parameter, currently is union type + * @brief AVRCP controller callback function type + * @param event : Event type + * @param param : Pointer to callback parameter union */ typedef void (* esp_avrc_ct_cb_t)(esp_avrc_ct_cb_event_t event, esp_avrc_ct_cb_param_t *param); /** - * @brief This function is called to register application callbacks - * to AVRCP module; callbacks will provide the upstream events - * (type esp_avrc_ct_cb_event_t) and paramters(type esp_avrc_ct_cb_param_t) + * @brief Register application callbacks to AVRCP module; for now only AVRCP Controller + * role is supported. This function should be called after esp_bluedroid_enable() + * completes successfully * - * @param[in] callback: A2DP sink event callback function + * @param[in] callback: AVRCP controller callback function * * @return * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -95,10 +100,12 @@ esp_err_t esp_avrc_ct_register_callback(esp_avrc_ct_cb_t callback); /** * - * @brief This function is called to initialize the bluetooth AVRCP controller module + * @brief Initialize the bluetooth AVRCP controller module, This function should be called + * after esp_bluedroid_enable() completes successfully * * @return * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled * - ESP_FAIL: others * */ @@ -107,15 +114,36 @@ esp_err_t esp_avrc_ct_init(void); /** * - * @brief This function is called to deinit AVRCP controller module + * @brief De-initialize AVRCP controller module. This function should be called after + * after esp_bluedroid_enable() completes successfully * + * @return + * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_FAIL: others */ esp_err_t esp_avrc_ct_deinit(void); /** - * send pass through command to target + * @brief Send passthrough command to AVRCP target, This function should be called after + * ESP_AVRC_CT_CONNECTION_STATE_EVT is received and AVRCP connection is established + * + * @param[in] tl : transaction label, 0 to 15, consecutive commands should use different values. + * @param[in] key_code : passthrough command code, e.g. ESP_AVRC_PT_CMD_PLAY, ESP_AVRC_PT_CMD_STOP, etc. + * @param[in] key_state : passthrough command key state, ESP_AVRC_PT_CMD_STATE_PRESSED or + * ESP_AVRC_PT_CMD_STATE_PRESSED + * + * @return + * - ESP_OK: success + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_FAIL: others */ esp_err_t esp_avrc_ct_send_passthrough_cmd(uint8_t tl, uint8_t key_code, uint8_t key_state); + +#ifdef __cplusplus +} +#endif + #endif /* __ESP_AVRC_API_H__ */ diff --git a/components/bt/bluedroid/api/include/esp_bt_stack_manager.h b/components/bt/bluedroid/api/include/esp_bt_stack_manager.h deleted file mode 100644 index 7d8d224f2f..0000000000 --- a/components/bt/bluedroid/api/include/esp_bt_stack_manager.h +++ /dev/null @@ -1,77 +0,0 @@ -// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD -// -// 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. - -#ifndef __ESP_BT_STACK_MANAGER_H__ -#define __ESP_BT_STACK_MANAGER_H__ - -#include "esp_err.h" - -#ifdef __cplusplus -extern "C" { -#endif - -/** - * - * @brief This function is called to initialize the bluetooth stack - * - * @return - * - ESP_OK: success - * - ESP_ERR_INVALID_STATE: if already initialized - * - ESP_FAIL: others - * - */ -esp_err_t esp_bt_init_stack(void); - - -/** - * - * @brief Deinit and free the resource for bluetooth - * - * @return - * - ESP_OK: success - * - ESP_ERR_INVALID_STATE: if not initailized yet - * - */ -esp_err_t esp_bt_deinit_stack(void); - - -/** - * - * @brief Enable bluetooth, must after esp_bt_init_stack() - * - * @return - * - ESP_OK: success - * - ESP_ERR_INVALID_STATE: if not initialized yet or already enabled - * - ESP_FAIL: others - * - */ -esp_err_t esp_bt_enable_stack(void); - - -/** - * @brief Disable bluetooth, must prior to esp_deinit_stack() - * - * @return - * - ESP_OK: success - * - ESP_ERR_INVALID_STATE: if not initialized yet or already enabled - * - ESP_FAIL: others - * - */ -esp_err_t esp_bt_disable_stack(void); - -#ifdef __cplusplus -} -#endif - -#endif /* __ESP_BT_STACK_MANAGER_H__ */ diff --git a/components/bt/bluedroid/api/include/esp_gap_bt_api.h b/components/bt/bluedroid/api/include/esp_gap_bt_api.h index 5ab213570e..47b669a76d 100644 --- a/components/bt/bluedroid/api/include/esp_gap_bt_api.h +++ b/components/bt/bluedroid/api/include/esp_gap_bt_api.h @@ -23,6 +23,7 @@ extern "C" { #endif + #define ESP_BT_GAP_DEVICE_NAME_MAX (32) /// Discoverability and Connectability mode @@ -33,28 +34,35 @@ typedef enum { } esp_bt_scan_mode_t; /** - * @brief Set discoverability and connectability mode for legacy bluetooth + * @brief Set discoverability and connectability mode for legacy bluetooth. This function should + * be called after esp_bluedroid_enable() completes successfully * - * @param[in] mode: one of the enums of bt_scan_mode_t + * @param[in] mode : one of the enums of bt_scan_mode_t * * @return * - ESP_OK : Succeed * - ESP_ERR_INVALID_ARG: if argument invalid + * - ESP_INVALID_STATE: if bluetooth stack is not yet enabled + * - ESP_FAIL: others */ esp_err_t esp_bt_gap_set_scan_mode(esp_bt_scan_mode_t mode); /** - * @brief Set bluetooth device name + * @brief Set bluetooth device name. This function should be called after esp_bluedroid_enable() + * completes successfully * - * @param[in] name: device name to be set, will be truncated if more than 32 characters + * @param[in] name : device name to be set, string length should not exceed ESP_BT_GAP_DEVICE_NAME_MAX * * @return * - ESP_OK : Succeed - * - ESP_ERR_INVALID_ARG: if name is NULL pointer or empty string + * - ESP_ERR_INVALID_ARG : if name is NULL pointer or empty, or string length out of limit + * - ESP_INVALID_STATE : if bluetooth stack is not yet enabled + * - ESP_FAIL : others */ esp_err_t esp_bt_gap_set_device_name(const char *name); + #ifdef __cplusplus } #endif diff --git a/components/bt/bluedroid/btif/btif_rc.c.bak b/components/bt/bluedroid/btif/btif_rc.c.bak deleted file mode 100755 index 794c72aac8..0000000000 --- a/components/bt/bluedroid/btif/btif_rc.c.bak +++ /dev/null @@ -1,1925 +0,0 @@ -/****************************************************************************** - * - * Copyright (C) 2009-2012 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. - * - ******************************************************************************/ - - -/***************************************************************************** - * - * Filename: btif_rc.c - * - * Description: Bluetooth AVRC implementation - * - *****************************************************************************/ -// #include -// #include -#include -#include "bta_api.h" -#include "bta_av_api.h" -#include "avrc_defs.h" -#include "gki.h" - -#define LOG_TAG "bt_btif_avrc" -#include "btif_common.h" -#include "btif_util.h" -#include "btif_av.h" -#include "bt_rc.h" -#include "uinput.h" -#include "esp_avrc_api.h" - -/***************************************************************************** -** Constants & Macros -******************************************************************************/ - -/* cod value for Headsets */ -#define COD_AV_HEADSETS 0x0404 -/* for AVRC 1.4 need to change this */ -#define MAX_RC_NOTIFICATIONS AVRC_EVT_APP_SETTING_CHANGE - -#define IDX_GET_PLAY_STATUS_RSP 0 -#define IDX_LIST_APP_ATTR_RSP 1 -#define IDX_LIST_APP_VALUE_RSP 2 -#define IDX_GET_CURR_APP_VAL_RSP 3 -#define IDX_SET_APP_VAL_RSP 4 -#define IDX_GET_APP_ATTR_TXT_RSP 5 -#define IDX_GET_APP_VAL_TXT_RSP 6 -#define IDX_GET_ELEMENT_ATTR_RSP 7 -#define MAX_VOLUME 128 -#define MAX_LABEL 16 -#define MAX_TRANSACTIONS_PER_SESSION 16 -#define MAX_CMD_QUEUE_LEN 8 -#define PLAY_STATUS_PLAYING 1 - -#define CHECK_RC_CONNECTED \ - BTIF_TRACE_DEBUG("## %s ##", __FUNCTION__); \ - if(btif_rc_cb.rc_connected == FALSE) \ - { \ - BTIF_TRACE_WARNING("Function %s() called when RC is not connected", __FUNCTION__); \ - return BT_STATUS_NOT_READY; \ - } - -#define CHECK_ESP_RC_CONNECTED do { \ - BTIF_TRACE_DEBUG("## %s ##", __FUNCTION__); \ - if (btif_rc_cb.rc_connected == FALSE) { \ - BTIF_TRACE_WARNING("Function %s() called when RC is not connected", __FUNCTION__); \ - return ESP_ERR_INVALID_STATE; \ - } \ - } while (0) - -#define FILL_PDU_QUEUE(index, ctype, label, pending) \ -{ \ - btif_rc_cb.rc_pdu_info[index].ctype = ctype; \ - btif_rc_cb.rc_pdu_info[index].label = label; \ - btif_rc_cb.rc_pdu_info[index].is_rsp_pending = pending; \ -} - -#define SEND_METAMSG_RSP(index, avrc_rsp) \ -{ \ - if(btif_rc_cb.rc_pdu_info[index].is_rsp_pending == FALSE) \ - { \ - BTIF_TRACE_WARNING("%s Not sending response as no PDU was registered", __FUNCTION__); \ - return BT_STATUS_UNHANDLED; \ - } \ - send_metamsg_rsp(btif_rc_cb.rc_handle, btif_rc_cb.rc_pdu_info[index].label, \ - btif_rc_cb.rc_pdu_info[index].ctype, avrc_rsp); \ - btif_rc_cb.rc_pdu_info[index].ctype = 0; \ - btif_rc_cb.rc_pdu_info[index].label = 0; \ - btif_rc_cb.rc_pdu_info[index].is_rsp_pending = FALSE; \ -} - -/***************************************************************************** -** Local type definitions -******************************************************************************/ -typedef struct { - UINT8 bNotify; - UINT8 label; -} btif_rc_reg_notifications_t; - -typedef struct -{ - UINT8 label; - UINT8 ctype; - BOOLEAN is_rsp_pending; -} btif_rc_cmd_ctxt_t; - -/* TODO : Merge btif_rc_reg_notifications_t and btif_rc_cmd_ctxt_t to a single struct */ -typedef struct { - BOOLEAN rc_connected; - UINT8 rc_handle; - tBTA_AV_FEAT rc_features; - BD_ADDR rc_addr; - UINT16 rc_pending_play; - btif_rc_cmd_ctxt_t rc_pdu_info[MAX_CMD_QUEUE_LEN]; - btif_rc_reg_notifications_t rc_notif[MAX_RC_NOTIFICATIONS]; - unsigned int rc_volume; - uint8_t rc_vol_label; -} btif_rc_cb_t; - -typedef struct { - BOOLEAN in_use; - UINT8 lbl; - UINT8 handle; -} rc_transaction_t; - -typedef struct -{ - pthread_mutex_t lbllock; - rc_transaction_t transaction[MAX_TRANSACTIONS_PER_SESSION]; -} rc_device_t; - - -rc_device_t device; - -#if UINPUT_INCLUDED -#define MAX_UINPUT_PATHS 3 -static const char* uinput_dev_path[] = - {"/dev/uinput", "/dev/input/uinput", "/dev/misc/uinput" }; -#endif /* UINPUT_INCLUDED */ -static int uinput_fd = -1; - -static void send_key (int fd, uint16_t key, int pressed); -#if UINPUT_INCLUDED -static int send_event (int fd, uint16_t type, uint16_t code, int32_t value); -static int uinput_driver_check(); -static int uinput_create(char *name); -static int init_uinput (void); -static void close_uinput (void); -#endif /* UINPUT_INCLUDED */ - -static const struct { - const char *name; - uint8_t avrcp; - uint16_t mapped_id; - uint8_t release_quirk; -} key_map[] = { - { "PLAY", AVRC_ID_PLAY, KEY_PLAYCD, 1 }, - { "STOP", AVRC_ID_STOP, KEY_STOPCD, 0 }, - { "PAUSE", AVRC_ID_PAUSE, KEY_PAUSECD, 1 }, - { "FORWARD", AVRC_ID_FORWARD, KEY_NEXTSONG, 0 }, - { "BACKWARD", AVRC_ID_BACKWARD, KEY_PREVIOUSSONG, 0 }, - { "REWIND", AVRC_ID_REWIND, KEY_REWIND, 0 }, - { "FAST FORWARD", AVRC_ID_FAST_FOR, KEY_FAST_FORWARD, 0 }, - { NULL, 0, 0, 0 } -}; - -static void send_reject_response (UINT8 rc_handle, UINT8 label, - UINT8 pdu, UINT8 status); -static UINT8 opcode_from_pdu(UINT8 pdu); -static void send_metamsg_rsp (UINT8 rc_handle, UINT8 label, - tBTA_AV_CODE code, tAVRC_RESPONSE *pmetamsg_resp); -static void register_volumechange(UINT8 label); -static void lbl_init(); -static void lbl_destroy(); -static void init_all_transactions(); -static bt_status_t get_transaction(rc_transaction_t **ptransaction); -static void release_transaction(UINT8 label); -static rc_transaction_t* get_transaction_by_lbl(UINT8 label); -static void handle_rc_metamsg_rsp(tBTA_AV_META_MSG *pmeta_msg); -static void btif_rc_upstreams_evt(UINT16 event, tAVRC_COMMAND* p_param, UINT8 ctype, UINT8 label); -static void btif_rc_upstreams_rsp_evt(UINT16 event, tAVRC_RESPONSE *pavrc_resp, UINT8 ctype, UINT8 label); - -/***************************************************************************** -** Static variables -******************************************************************************/ -static btif_rc_cb_t btif_rc_cb; -static btrc_callbacks_t *bt_rc_callbacks = NULL; -// static btrc_ctrl_callbacks_t *bt_rc_ctrl_callbacks = NULL; -static esp_avrc_ct_cb_t bt_rc_ctrl_callback = NULL; - -// TODO: need protection against race -#define BTC_AVRC_CT_CB_TO_APP(_event, _param) do { \ - if (bt_rc_ctrl_callback) { \ - bt_rc_ctrl_callback(_event, _param); \ - } \ - } while (0) - -/***************************************************************************** -** Static functions -******************************************************************************/ - -/***************************************************************************** -** Externs -******************************************************************************/ -#if BTIF_HF_INCLUDED -extern BOOLEAN btif_hf_call_terminated_recently(); -#else -BOOLEAN btif_hf_call_terminated_recently() -{ - return FALSE; -} -#endif - -#if 0 -extern BOOLEAN check_cod(const bt_bdaddr_t *remote_bdaddr, uint32_t cod); -#endif - -/***************************************************************************** -** Functions -******************************************************************************/ - -/***************************************************************************** -** Local uinput helper functions -******************************************************************************/ -#if UINPUT_INCLUDED -int send_event (int fd, uint16_t type, uint16_t code, int32_t value) -{ - struct uinput_event event; - BTIF_TRACE_DEBUG("%s type:%u code:%u value:%d", __FUNCTION__, - type, code, value); - memset(&event, 0, sizeof(event)); - event.type = type; - event.code = code; - event.value = value; - - return write(fd, &event, sizeof(event)); -} - -void send_key (int fd, uint16_t key, int pressed) -{ - BTIF_TRACE_DEBUG("%s fd:%d key:%u pressed:%d", __FUNCTION__, - fd, key, pressed); - - if (fd < 0) - { - return; - } - - BTIF_TRACE_DEBUG("AVRCP: Send key %d (%d) fd=%d", key, pressed, fd); - send_event(fd, EV_KEY, key, pressed); - send_event(fd, EV_SYN, SYN_REPORT, 0); -} - -/************** uinput related functions **************/ -int uinput_driver_check() -{ - uint32_t i; - for (i=0; i < MAX_UINPUT_PATHS; i++) - { - if (access(uinput_dev_path[i], O_RDWR) == 0) { - return 0; - } - } - BTIF_TRACE_ERROR("%s ERROR: uinput device is not in the system", __FUNCTION__); - return -1; -} - -int uinput_create(char *name) -{ - struct uinput_dev dev; - int fd, x = 0; - - for(x=0; x < MAX_UINPUT_PATHS; x++) - { - fd = open(uinput_dev_path[x], O_RDWR); - if (fd < 0) - continue; - break; - } - if (x == MAX_UINPUT_PATHS) { - BTIF_TRACE_ERROR("%s ERROR: uinput device open failed", __FUNCTION__); - return -1; - } - memset(&dev, 0, sizeof(dev)); - if (name) - strncpy(dev.name, name, UINPUT_MAX_NAME_SIZE-1); - - dev.id.bustype = BUS_BLUETOOTH; - dev.id.vendor = 0x0000; - dev.id.product = 0x0000; - dev.id.version = 0x0000; - - if (write(fd, &dev, sizeof(dev)) < 0) { - BTIF_TRACE_ERROR("%s Unable to write device information", __FUNCTION__); - close(fd); - return -1; - } - - ioctl(fd, UI_SET_EVBIT, EV_KEY); - ioctl(fd, UI_SET_EVBIT, EV_REL); - ioctl(fd, UI_SET_EVBIT, EV_SYN); - - for (x = 0; key_map[x].name != NULL; x++) - ioctl(fd, UI_SET_KEYBIT, key_map[x].mapped_id); - - if (ioctl(fd, UI_DEV_CREATE, NULL) < 0) { - BTIF_TRACE_ERROR("%s Unable to create uinput device", __FUNCTION__); - close(fd); - return -1; - } - return fd; -} - -int init_uinput (void) -{ - char *name = "AVRCP"; - - BTIF_TRACE_DEBUG("%s", __FUNCTION__); - uinput_fd = uinput_create(name); - if (uinput_fd < 0) { - BTIF_TRACE_ERROR("%s AVRCP: Failed to initialize uinput for %s (%d)", - __FUNCTION__, name, uinput_fd); - } else { - BTIF_TRACE_DEBUG("%s AVRCP: Initialized uinput for %s (fd=%d)", - __FUNCTION__, name, uinput_fd); - } - return uinput_fd; -} - -void close_uinput (void) -{ - BTIF_TRACE_DEBUG("%s", __FUNCTION__); - if (uinput_fd > 0) { - ioctl(uinput_fd, UI_DEV_DESTROY); - - close(uinput_fd); - uinput_fd = -1; - } -} - -#else /* UINPUT_INCLUDED */ -void send_key (int fd, uint16_t key, int pressed) -{ - BTIF_TRACE_DEBUG("%s fd:%d key:%u pressed:%d, func not implemented", __FUNCTION__, - fd, key, pressed); - - return; -} - -#endif /* UINPUT_INCLUDED */ - -void handle_rc_features() -{ - btrc_remote_features_t rc_features = BTRC_FEAT_NONE; - bt_bdaddr_t rc_addr; - bdcpy(rc_addr.address, btif_rc_cb.rc_addr); - - // TODO(eisenbach): If devices need to be blacklisted for absolute - // volume, it should be added to device/include/interop_database.h - // For now, everything goes... If blacklisting is necessary, exclude - // the following bit here: - // btif_rc_cb.rc_features &= ~BTA_AV_FEAT_ADV_CTRL; - - if (btif_rc_cb.rc_features & BTA_AV_FEAT_BROWSE) - { - rc_features |= BTRC_FEAT_BROWSE; - } - - if ( (btif_rc_cb.rc_features & BTA_AV_FEAT_ADV_CTRL) && - (btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG)) - { - rc_features |= BTRC_FEAT_ABSOLUTE_VOLUME; - } - - if (btif_rc_cb.rc_features & BTA_AV_FEAT_METADATA) - { - rc_features |= BTRC_FEAT_METADATA; - } - - BTIF_TRACE_DEBUG("%s: rc_features=0x%x", __FUNCTION__, rc_features); - // todo: uncomment the following line when added the AVRC target role - // HAL_CBACK(bt_rc_callbacks, remote_features_cb, &rc_addr, rc_features) - -#if (AVRC_ADV_CTRL_INCLUDED == TRUE) - BTIF_TRACE_DEBUG("Checking for feature flags in btif_rc_handler with label %d", - btif_rc_cb.rc_vol_label); - // Register for volume change on connect - if(btif_rc_cb.rc_features & BTA_AV_FEAT_ADV_CTRL && - btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG) - { - rc_transaction_t *p_transaction=NULL; - bt_status_t status = BT_STATUS_NOT_READY; - if(MAX_LABEL==btif_rc_cb.rc_vol_label) - { - status=get_transaction(&p_transaction); - } - else - { - p_transaction=get_transaction_by_lbl(btif_rc_cb.rc_vol_label); - if(NULL!=p_transaction) - { - BTIF_TRACE_DEBUG("register_volumechange already in progress for label %d", - btif_rc_cb.rc_vol_label); - return; - } - else - status=get_transaction(&p_transaction); - } - - if(BT_STATUS_SUCCESS == status && NULL!=p_transaction) - { - btif_rc_cb.rc_vol_label=p_transaction->lbl; - register_volumechange(btif_rc_cb.rc_vol_label); - } - } -#endif -} - - -/*************************************************************************** - * Function handle_rc_connect - * - * - Argument: tBTA_AV_RC_OPEN RC open data structure - * - * - Description: RC connection event handler - * - ***************************************************************************/ -void handle_rc_connect (tBTA_AV_RC_OPEN *p_rc_open) -{ - BTIF_TRACE_DEBUG("%s: rc_handle: %d", __FUNCTION__, p_rc_open->rc_handle); -#if (AVRC_CTLR_INCLUDED == TRUE) - bt_bdaddr_t rc_addr; -#endif - - if(p_rc_open->status == BTA_AV_SUCCESS) - { - //check if already some RC is connected - if (btif_rc_cb.rc_connected) - { - BTIF_TRACE_ERROR("Got RC OPEN in connected state, Connected RC: %d \ - and Current RC: %d", btif_rc_cb.rc_handle,p_rc_open->rc_handle ); - if ((btif_rc_cb.rc_handle != p_rc_open->rc_handle) - && (bdcmp(btif_rc_cb.rc_addr, p_rc_open->peer_addr))) - { - BTIF_TRACE_DEBUG("Got RC connected for some other handle"); - BTA_AvCloseRc(p_rc_open->rc_handle); - return; - } - } - memcpy(btif_rc_cb.rc_addr, p_rc_open->peer_addr, sizeof(BD_ADDR)); - btif_rc_cb.rc_features = p_rc_open->peer_features; - btif_rc_cb.rc_vol_label=MAX_LABEL; - btif_rc_cb.rc_volume=MAX_VOLUME; - - btif_rc_cb.rc_connected = TRUE; - btif_rc_cb.rc_handle = p_rc_open->rc_handle; - - /* on locally initiated connection we will get remote features as part of connect */ - if (btif_rc_cb.rc_features != 0) - handle_rc_features(); -#if UINPUT_INCLUDED - if(uinput_driver_check() == BT_STATUS_SUCCESS) - { - init_uinput(); - } -#endif /* UINPUT_INCLUDED */ -#if (AVRC_CTLR_INCLUDED == TRUE) - bdcpy(rc_addr.address, btif_rc_cb.rc_addr); - /* report connection state if device is AVRCP target */ - if (btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG) { - esp_avrc_ct_cb_param_t param; - memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t)); - param.conn_stat.connected = true; - param.conn_stat.feat_mask = btif_rc_cb.rc_features; - memcpy(param.conn_stat.remote_bda, &rc_addr, sizeof(esp_bd_addr_t)); - BTC_AVRC_CT_CB_TO_APP(ESP_AVRC_CT_CONNECTION_STATE_EVT, ¶m); - } -#endif - } - else - { - BTIF_TRACE_ERROR("%s Connect failed with error code: %d", - __FUNCTION__, p_rc_open->status); - btif_rc_cb.rc_connected = FALSE; - } -} - -/*************************************************************************** - * Function handle_rc_disconnect - * - * - Argument: tBTA_AV_RC_CLOSE RC close data structure - * - * - Description: RC disconnection event handler - * - ***************************************************************************/ -void handle_rc_disconnect (tBTA_AV_RC_CLOSE *p_rc_close) -{ -#if (AVRC_CTLR_INCLUDED == TRUE) - bt_bdaddr_t rc_addr; - tBTA_AV_FEAT features; -#endif - BTIF_TRACE_DEBUG("%s: rc_handle: %d", __FUNCTION__, p_rc_close->rc_handle); - if ((p_rc_close->rc_handle != btif_rc_cb.rc_handle) - && (bdcmp(btif_rc_cb.rc_addr, p_rc_close->peer_addr))) - { - BTIF_TRACE_ERROR("Got disconnect of unknown device"); - return; - } - - btif_rc_cb.rc_handle = 0; - btif_rc_cb.rc_connected = FALSE; - memset(btif_rc_cb.rc_addr, 0, sizeof(BD_ADDR)); - memset(btif_rc_cb.rc_notif, 0, sizeof(btif_rc_cb.rc_notif)); -#if (AVRC_CTLR_INCLUDED == TRUE) - features = btif_rc_cb.rc_features; -#endif - btif_rc_cb.rc_features = 0; - btif_rc_cb.rc_vol_label=MAX_LABEL; - btif_rc_cb.rc_volume=MAX_VOLUME; - init_all_transactions(); -#if UINPUT_INCLUDED - close_uinput(); -#endif /* UINPUT_INCLUDED */ -#if (AVRC_CTLR_INCLUDED == TRUE) - bdcpy(rc_addr.address, btif_rc_cb.rc_addr); -#endif - memset(btif_rc_cb.rc_addr, 0, sizeof(BD_ADDR)); -#if (AVRC_CTLR_INCLUDED == TRUE) - /* report connection state if device is AVRCP target */ - if (features & BTA_AV_FEAT_RCTG) { - esp_avrc_ct_cb_param_t param; - memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t)); - param.conn_stat.connected = false; - memcpy(param.conn_stat.remote_bda, &rc_addr, sizeof(esp_bd_addr_t)); - BTC_AVRC_CT_CB_TO_APP(ESP_AVRC_CT_CONNECTION_STATE_EVT, ¶m); - } -#endif -} - -/*************************************************************************** - * Function handle_rc_passthrough_cmd - * - * - Argument: tBTA_AV_RC rc_id remote control command ID - * tBTA_AV_STATE key_state status of key press - * - * - Description: Remote control command handler - * - ***************************************************************************/ -void handle_rc_passthrough_cmd ( tBTA_AV_REMOTE_CMD *p_remote_cmd) -{ - const char *status; - int pressed, i; - - BTIF_TRACE_DEBUG("%s: p_remote_cmd->rc_id=%d", __FUNCTION__, p_remote_cmd->rc_id); - - /* If AVRC is open and peer sends PLAY but there is no AVDT, then we queue-up this PLAY */ - if (p_remote_cmd) - { - /* queue AVRC PLAY if GAVDTP Open notification to app is pending (2 second timer) */ - if ((p_remote_cmd->rc_id == BTA_AV_RC_PLAY) && (!btif_av_is_connected())) - { - if (p_remote_cmd->key_state == AVRC_STATE_PRESS) - { - APPL_TRACE_WARNING("%s: AVDT not open, queuing the PLAY command", __FUNCTION__); - btif_rc_cb.rc_pending_play = TRUE; - } - return; - } - - if ((p_remote_cmd->rc_id == BTA_AV_RC_PAUSE) && (btif_rc_cb.rc_pending_play)) - { - APPL_TRACE_WARNING("%s: Clear the pending PLAY on PAUSE received", __FUNCTION__); - btif_rc_cb.rc_pending_play = FALSE; - return; - } - } - - if ((p_remote_cmd->rc_id == BTA_AV_RC_STOP) && (!btif_av_stream_started_ready())) - { - APPL_TRACE_WARNING("%s: Stream suspended, ignore STOP cmd",__FUNCTION__); - return; - } - - if (p_remote_cmd->key_state == AVRC_STATE_RELEASE) { - status = "released"; - pressed = 0; - } else { - status = "pressed"; - pressed = 1; - } - - /* If this is Play/Pause command (press or release) before processing, check the following - * a voice call has ended recently - * the remote device is not of type headset - * If the above conditions meet, drop the Play/Pause command - * This fix is to interop with certain carkits which sends an automatic PLAY or PAUSE - * commands right after call ends - */ - if((p_remote_cmd->rc_id == BTA_AV_RC_PLAY || p_remote_cmd->rc_id == BTA_AV_RC_PAUSE)&& - (btif_hf_call_terminated_recently() == TRUE) -#if 0 // temporary hack since no btif_storage module is not ported for now - && (check_cod( (const bt_bdaddr_t*)&(btif_rc_cb.rc_addr), COD_AV_HEADSETS) != TRUE) -#endif - ) - { - BTIF_TRACE_DEBUG("%s:Dropping the play/Pause command received right after call end cmd:%d", - __FUNCTION__,p_remote_cmd->rc_id); - return; - } - - if (p_remote_cmd->rc_id == BTA_AV_RC_FAST_FOR || p_remote_cmd->rc_id == BTA_AV_RC_REWIND) { - HAL_CBACK(bt_rc_callbacks, passthrough_cmd_cb, p_remote_cmd->rc_id, pressed); - return; - } - - for (i = 0; key_map[i].name != NULL; i++) { - if (p_remote_cmd->rc_id == key_map[i].avrcp) { - BTIF_TRACE_DEBUG("%s: %s %s", __FUNCTION__, key_map[i].name, status); - - /* MusicPlayer uses a long_press_timeout of 1 second for PLAYPAUSE button - * and maps that to autoshuffle. So if for some reason release for PLAY/PAUSE - * comes 1 second after the press, the MediaPlayer UI goes into a bad state. - * The reason for the delay could be sniff mode exit or some AVDTP procedure etc. - * The fix is to generate a release right after the press and drown the 'actual' - * release. - */ - if ((key_map[i].release_quirk == 1) && (pressed == 0)) - { - BTIF_TRACE_DEBUG("%s: AVRC %s Release Faked earlier, drowned now", - __FUNCTION__, key_map[i].name); - return; - } - send_key(uinput_fd, key_map[i].mapped_id, pressed); - if ((key_map[i].release_quirk == 1) && (pressed == 1)) - { - GKI_delay(30); // 30ms - BTIF_TRACE_DEBUG("%s: AVRC %s Release quirk enabled, send release now", - __FUNCTION__, key_map[i].name); - send_key(uinput_fd, key_map[i].mapped_id, 0); - } - break; - } - } - - if (key_map[i].name == NULL) - BTIF_TRACE_ERROR("%s AVRCP: unknown button 0x%02X %s", __FUNCTION__, - p_remote_cmd->rc_id, status); -} - -/*************************************************************************** - * Function handle_rc_passthrough_rsp - * - * - Argument: tBTA_AV_REMOTE_RSP passthrough command response - * - * - Description: Remote control passthrough response handler - * - ***************************************************************************/ -void handle_rc_passthrough_rsp ( tBTA_AV_REMOTE_RSP *p_remote_rsp) -{ -#if (AVRC_CTLR_INCLUDED == TRUE) - const char *status; - if (btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG) - { - int key_state; - if (p_remote_rsp->key_state == AVRC_STATE_RELEASE) - { - status = "released"; - key_state = 1; - } - else - { - status = "pressed"; - key_state = 0; - } - - BTIF_TRACE_DEBUG("%s: rc_id=%d status=%s", __FUNCTION__, p_remote_rsp->rc_id, status); - - do { - esp_avrc_ct_cb_param_t param; - memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t)); - param.psth_rsp.tl = p_remote_rsp->label; - param.psth_rsp.key_code = p_remote_rsp->rc_id; - param.psth_rsp.key_state = key_state; - BTC_AVRC_CT_CB_TO_APP(ESP_AVRC_CT_PASSTHROUGH_RSP_EVT, ¶m); - } while (0); - } - else - { - BTIF_TRACE_ERROR("%s DUT does not support AVRCP controller role", __FUNCTION__); - } -#else - BTIF_TRACE_ERROR("%s AVRCP controller role is not enabled", __FUNCTION__); -#endif -} - -void handle_uid_changed_notification(tBTA_AV_META_MSG *pmeta_msg, tAVRC_COMMAND *pavrc_command) -{ - tAVRC_RESPONSE avrc_rsp = {0}; - avrc_rsp.rsp.pdu = pavrc_command->pdu; - avrc_rsp.rsp.status = AVRC_STS_NO_ERROR; - avrc_rsp.rsp.opcode = pavrc_command->cmd.opcode; - - avrc_rsp.reg_notif.event_id = pavrc_command->reg_notif.event_id; - avrc_rsp.reg_notif.param.uid_counter = 0; - - send_metamsg_rsp(pmeta_msg->rc_handle, pmeta_msg->label, AVRC_RSP_INTERIM, &avrc_rsp); - send_metamsg_rsp(pmeta_msg->rc_handle, pmeta_msg->label, AVRC_RSP_CHANGED, &avrc_rsp); - -} - - -/*************************************************************************** - * Function handle_rc_metamsg_cmd - * - * - Argument: tBTA_AV_VENDOR Structure containing the received - * metamsg command - * - * - Description: Remote control metamsg command handler (AVRCP 1.3) - * - ***************************************************************************/ -void handle_rc_metamsg_cmd (tBTA_AV_META_MSG *pmeta_msg) -{ - /* Parse the metamsg command and pass it on to BTL-IFS */ - UINT8 scratch_buf[512] = {0}; - tAVRC_COMMAND avrc_command = {0}; - tAVRC_STS status; - - BTIF_TRACE_EVENT("+ %s", __FUNCTION__); - - if (pmeta_msg->p_msg->hdr.opcode != AVRC_OP_VENDOR) - { - BTIF_TRACE_WARNING("Invalid opcode: %x", pmeta_msg->p_msg->hdr.opcode); - return; - } - if (pmeta_msg->len < 3) - { - BTIF_TRACE_WARNING("Invalid length.Opcode: 0x%x, len: 0x%x", pmeta_msg->p_msg->hdr.opcode, - pmeta_msg->len); - return; - } - - if (pmeta_msg->code >= AVRC_RSP_NOT_IMPL) - { -#if (AVRC_ADV_CTRL_INCLUDED == TRUE) -{ - rc_transaction_t *transaction=NULL; - transaction=get_transaction_by_lbl(pmeta_msg->label); - if(NULL!=transaction) - { - handle_rc_metamsg_rsp(pmeta_msg); - } - else - { - BTIF_TRACE_DEBUG("%s:Discard vendor dependent rsp. code: %d label:%d.", - __FUNCTION__, pmeta_msg->code, pmeta_msg->label); - } - return; -} -#else -{ - BTIF_TRACE_DEBUG("%s:Received vendor dependent rsp. code: %d len: %d. Not processing it.", - __FUNCTION__, pmeta_msg->code, pmeta_msg->len); - return; -} -#endif - } - - status=AVRC_ParsCommand(pmeta_msg->p_msg, &avrc_command, scratch_buf, sizeof(scratch_buf)); - BTIF_TRACE_DEBUG("Received vendor command.code,PDU and label: %d, %d,%d",pmeta_msg->code, - avrc_command.cmd.pdu, pmeta_msg->label); - - if (status != AVRC_STS_NO_ERROR) - { - /* return error */ - BTIF_TRACE_WARNING("%s: Error in parsing received metamsg command. status: 0x%02x", - __FUNCTION__, status); - send_reject_response(pmeta_msg->rc_handle, pmeta_msg->label, avrc_command.pdu, status); - } - else - { - /* if RegisterNotification, add it to our registered queue */ - - if (avrc_command.cmd.pdu == AVRC_PDU_REGISTER_NOTIFICATION) - { - UINT8 event_id = avrc_command.reg_notif.event_id; - BTIF_TRACE_EVENT("%s:New register notification received.event_id:%s,label:0x%x,code:%x", - __FUNCTION__,dump_rc_notification_event_id(event_id), pmeta_msg->label,pmeta_msg->code); - btif_rc_cb.rc_notif[event_id-1].bNotify = TRUE; - btif_rc_cb.rc_notif[event_id-1].label = pmeta_msg->label; - - if(event_id == AVRC_EVT_UIDS_CHANGE) - { - handle_uid_changed_notification(pmeta_msg, &avrc_command); - return; - } - - } - - BTIF_TRACE_EVENT("%s: Passing received metamsg command to app. pdu: %s", - __FUNCTION__, dump_rc_pdu(avrc_command.cmd.pdu)); - - /* Since handle_rc_metamsg_cmd() itself is called from - * btif context, no context switching is required. Invoke - * btif_rc_upstreams_evt directly from here. */ - btif_rc_upstreams_evt((uint16_t)avrc_command.cmd.pdu, &avrc_command, pmeta_msg->code, - pmeta_msg->label); - } -} - -/*************************************************************************** - ** - ** Function btif_rc_handler - ** - ** Description RC event handler - ** - ***************************************************************************/ -void btif_rc_handler(tBTA_AV_EVT event, tBTA_AV *p_data) -{ - BTIF_TRACE_DEBUG ("%s event:%s", __FUNCTION__, dump_rc_event(event)); - switch (event) - { - case BTA_AV_RC_OPEN_EVT: - { - BTIF_TRACE_DEBUG("Peer_features:%x", p_data->rc_open.peer_features); - handle_rc_connect( &(p_data->rc_open) ); - }break; - - case BTA_AV_RC_CLOSE_EVT: - { - handle_rc_disconnect( &(p_data->rc_close) ); - }break; - - case BTA_AV_REMOTE_CMD_EVT: - { - BTIF_TRACE_DEBUG("rc_id:0x%x key_state:%d", p_data->remote_cmd.rc_id, - p_data->remote_cmd.key_state); - handle_rc_passthrough_cmd( (&p_data->remote_cmd) ); - } - break; -#if (AVRC_CTLR_INCLUDED == TRUE) - case BTA_AV_REMOTE_RSP_EVT: - { - BTIF_TRACE_DEBUG("RSP: rc_id:0x%x key_state:%d", p_data->remote_rsp.rc_id, - p_data->remote_rsp.key_state); - handle_rc_passthrough_rsp( (&p_data->remote_rsp) ); - } - break; -#endif - case BTA_AV_RC_FEAT_EVT: - { - BTIF_TRACE_DEBUG("Peer_features:%x", p_data->rc_feat.peer_features); - btif_rc_cb.rc_features = p_data->rc_feat.peer_features; - handle_rc_features(); - } - break; - case BTA_AV_META_MSG_EVT: - { - BTIF_TRACE_DEBUG("BTA_AV_META_MSG_EVT code:%d label:%d", p_data->meta_msg.code, - p_data->meta_msg.label); - BTIF_TRACE_DEBUG(" company_id:0x%x len:%d handle:%d", p_data->meta_msg.company_id, - p_data->meta_msg.len, p_data->meta_msg.rc_handle); - /* handle the metamsg command */ - handle_rc_metamsg_cmd(&(p_data->meta_msg)); - } - break; - default: - BTIF_TRACE_DEBUG("Unhandled RC event : 0x%x", event); - } -} - -/*************************************************************************** - ** - ** Function btif_rc_get_connected_peer - ** - ** Description Fetches the connected headset's BD_ADDR if any - ** - ***************************************************************************/ -BOOLEAN btif_rc_get_connected_peer(BD_ADDR peer_addr) -{ - if (btif_rc_cb.rc_connected == TRUE) { - bdcpy(peer_addr, btif_rc_cb.rc_addr); - return TRUE; - } - return FALSE; -} - -/*************************************************************************** - ** - ** Function btif_rc_check_handle_pending_play - ** - ** Description Clears the queued PLAY command. if bSend is TRUE, forwards to app - ** - ***************************************************************************/ - -/* clear the queued PLAY command. if bSend is TRUE, forward to app */ -void btif_rc_check_handle_pending_play (BD_ADDR peer_addr, BOOLEAN bSendToApp) -{ - UNUSED(peer_addr); - - BTIF_TRACE_DEBUG("%s: bSendToApp=%d", __FUNCTION__, bSendToApp); - if (btif_rc_cb.rc_pending_play) - { - if (bSendToApp) - { - tBTA_AV_REMOTE_CMD remote_cmd; - APPL_TRACE_DEBUG("%s: Sending queued PLAYED event to app", __FUNCTION__); - - memset (&remote_cmd, 0, sizeof(tBTA_AV_REMOTE_CMD)); - remote_cmd.rc_handle = btif_rc_cb.rc_handle; - remote_cmd.rc_id = AVRC_ID_PLAY; - remote_cmd.hdr.ctype = AVRC_CMD_CTRL; - remote_cmd.hdr.opcode = AVRC_OP_PASS_THRU; - - /* delay sending to app, else there is a timing issue in the framework, - ** which causes the audio to be on th device's speaker. Delay between - ** OPEN & RC_PLAYs - */ - GKI_delay (200); - /* send to app - both PRESSED & RELEASED */ - remote_cmd.key_state = AVRC_STATE_PRESS; - handle_rc_passthrough_cmd( &remote_cmd ); - - GKI_delay (100); - - remote_cmd.key_state = AVRC_STATE_RELEASE; - handle_rc_passthrough_cmd( &remote_cmd ); - } - btif_rc_cb.rc_pending_play = FALSE; - } -} - -/* Generic reject response */ -static void send_reject_response (UINT8 rc_handle, UINT8 label, UINT8 pdu, UINT8 status) -{ - UINT8 ctype = AVRC_RSP_REJ; - tAVRC_RESPONSE avrc_rsp; - BT_HDR *p_msg = NULL; - memset (&avrc_rsp, 0, sizeof(tAVRC_RESPONSE)); - - avrc_rsp.rsp.opcode = opcode_from_pdu(pdu); - avrc_rsp.rsp.pdu = pdu; - avrc_rsp.rsp.status = status; - - if (AVRC_STS_NO_ERROR == (status = AVRC_BldResponse(rc_handle, &avrc_rsp, &p_msg)) ) - { - BTIF_TRACE_DEBUG("%s:Sending error notification to handle:%d. pdu:%s,status:0x%02x", - __FUNCTION__, rc_handle, dump_rc_pdu(pdu), status); - BTA_AvMetaRsp(rc_handle, label, ctype, p_msg); - } -} - -/*************************************************************************** - * Function send_metamsg_rsp - * - * - Argument: - * rc_handle RC handle corresponding to the connected RC - * label Label of the RC response - * code Response type - * pmetamsg_resp Vendor response - * - * - Description: Remote control metamsg response handler (AVRCP 1.3) - * - ***************************************************************************/ -static void send_metamsg_rsp (UINT8 rc_handle, UINT8 label, tBTA_AV_CODE code, - tAVRC_RESPONSE *pmetamsg_resp) -{ - UINT8 ctype; - - if (!pmetamsg_resp) - { - BTIF_TRACE_WARNING("%s: Invalid response received from application", __FUNCTION__); - return; - } - - BTIF_TRACE_EVENT("+%s: rc_handle: %d, label: %d, code: 0x%02x, pdu: %s", __FUNCTION__, - rc_handle, label, code, dump_rc_pdu(pmetamsg_resp->rsp.pdu)); - - if (pmetamsg_resp->rsp.status != AVRC_STS_NO_ERROR) - { - ctype = AVRC_RSP_REJ; - } - else - { - if ( code < AVRC_RSP_NOT_IMPL) - { - if (code == AVRC_CMD_NOTIF) - { - ctype = AVRC_RSP_INTERIM; - } - else if (code == AVRC_CMD_STATUS) - { - ctype = AVRC_RSP_IMPL_STBL; - } - else - { - ctype = AVRC_RSP_ACCEPT; - } - } - else - { - ctype = code; - } - } - /* if response is for register_notification, make sure the rc has - actually registered for this */ - if((pmetamsg_resp->rsp.pdu == AVRC_PDU_REGISTER_NOTIFICATION) && (code == AVRC_RSP_CHANGED)) - { - BOOLEAN bSent = FALSE; - UINT8 event_id = pmetamsg_resp->reg_notif.event_id; - BOOLEAN bNotify = (btif_rc_cb.rc_connected) && (btif_rc_cb.rc_notif[event_id-1].bNotify); - - /* de-register this notification for a CHANGED response */ - btif_rc_cb.rc_notif[event_id-1].bNotify = FALSE; - BTIF_TRACE_DEBUG("%s rc_handle: %d. event_id: 0x%02d bNotify:%u", __FUNCTION__, - btif_rc_cb.rc_handle, event_id, bNotify); - if (bNotify) - { - BT_HDR *p_msg = NULL; - tAVRC_STS status; - - if (AVRC_STS_NO_ERROR == (status = AVRC_BldResponse(btif_rc_cb.rc_handle, - pmetamsg_resp, &p_msg)) ) - { - BTIF_TRACE_DEBUG("%s Sending notification to rc_handle: %d. event_id: 0x%02d", - __FUNCTION__, btif_rc_cb.rc_handle, event_id); - bSent = TRUE; - BTA_AvMetaRsp(btif_rc_cb.rc_handle, btif_rc_cb.rc_notif[event_id-1].label, - ctype, p_msg); - } - else - { - BTIF_TRACE_WARNING("%s failed to build metamsg response. status: 0x%02x", - __FUNCTION__, status); - } - - } - - if (!bSent) - { - BTIF_TRACE_DEBUG("%s: Notification not sent, as there are no RC connections or the \ - CT has not subscribed for event_id: %s", __FUNCTION__, dump_rc_notification_event_id(event_id)); - } - } - else - { - /* All other commands go here */ - - BT_HDR *p_msg = NULL; - tAVRC_STS status; - - status = AVRC_BldResponse(rc_handle, pmetamsg_resp, &p_msg); - - if (status == AVRC_STS_NO_ERROR) - { - BTA_AvMetaRsp(rc_handle, label, ctype, p_msg); - } - else - { - BTIF_TRACE_ERROR("%s: failed to build metamsg response. status: 0x%02x", - __FUNCTION__, status); - } - } -} - -static UINT8 opcode_from_pdu(UINT8 pdu) -{ - UINT8 opcode = 0; - - switch (pdu) - { - case AVRC_PDU_NEXT_GROUP: - case AVRC_PDU_PREV_GROUP: /* pass thru */ - opcode = AVRC_OP_PASS_THRU; - break; - - default: /* vendor */ - opcode = AVRC_OP_VENDOR; - break; - } - - return opcode; -} - -/******************************************************************************* -** -** Function btif_rc_upstreams_evt -** -** Description Executes AVRC UPSTREAMS events in btif context. -** -** Returns void -** -*******************************************************************************/ -static void btif_rc_upstreams_evt(UINT16 event, tAVRC_COMMAND *pavrc_cmd, UINT8 ctype, UINT8 label) -{ - BTIF_TRACE_EVENT("%s pdu: %s handle: 0x%x ctype:%x label:%x", __FUNCTION__, - dump_rc_pdu(pavrc_cmd->pdu), btif_rc_cb.rc_handle, ctype, label); - - switch (event) - { - case AVRC_PDU_GET_PLAY_STATUS: - { - FILL_PDU_QUEUE(IDX_GET_PLAY_STATUS_RSP, ctype, label, TRUE) - HAL_CBACK(bt_rc_callbacks, get_play_status_cb); - } - break; - case AVRC_PDU_LIST_PLAYER_APP_ATTR: - case AVRC_PDU_LIST_PLAYER_APP_VALUES: - case AVRC_PDU_GET_CUR_PLAYER_APP_VALUE: - case AVRC_PDU_SET_PLAYER_APP_VALUE: - case AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT: - case AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT: - { - /* TODO: Add support for Application Settings */ - send_reject_response (btif_rc_cb.rc_handle, label, pavrc_cmd->pdu, AVRC_STS_BAD_CMD); - } - break; - case AVRC_PDU_GET_ELEMENT_ATTR: - { - btrc_media_attr_t element_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; - UINT8 num_attr; - memset(&element_attrs, 0, sizeof(element_attrs)); - if (pavrc_cmd->get_elem_attrs.num_attr == 0) - { - /* CT requests for all attributes */ - int attr_cnt; - num_attr = BTRC_MAX_ELEM_ATTR_SIZE; - for (attr_cnt = 0; attr_cnt < BTRC_MAX_ELEM_ATTR_SIZE; attr_cnt++) - { - element_attrs[attr_cnt] = attr_cnt + 1; - } - } - else if (pavrc_cmd->get_elem_attrs.num_attr == 0xFF) - { - /* 0xff indicates, no attributes requested - reject */ - send_reject_response (btif_rc_cb.rc_handle, label, pavrc_cmd->pdu, - AVRC_STS_BAD_PARAM); - return; - } - else - { - int attr_cnt, filled_attr_count; - - num_attr = 0; - /* Attribute IDs from 1 to AVRC_MAX_NUM_MEDIA_ATTR_ID are only valid, - * hence HAL definition limits the attributes to AVRC_MAX_NUM_MEDIA_ATTR_ID. - * Fill only valid entries. - */ - for (attr_cnt = 0; (attr_cnt < pavrc_cmd->get_elem_attrs.num_attr) && - (num_attr < AVRC_MAX_NUM_MEDIA_ATTR_ID); attr_cnt++) - { - if ((pavrc_cmd->get_elem_attrs.attrs[attr_cnt] > 0) && - (pavrc_cmd->get_elem_attrs.attrs[attr_cnt] <= AVRC_MAX_NUM_MEDIA_ATTR_ID)) - { - /* Skip the duplicate entries : PTS sends duplicate entries for Fragment cases - */ - for (filled_attr_count = 0; filled_attr_count < num_attr; filled_attr_count++) - { - if (element_attrs[filled_attr_count] == pavrc_cmd->get_elem_attrs.attrs[attr_cnt]) - break; - } - if (filled_attr_count == num_attr) - { - element_attrs[num_attr] = pavrc_cmd->get_elem_attrs.attrs[attr_cnt]; - num_attr++; - } - } - } - } - FILL_PDU_QUEUE(IDX_GET_ELEMENT_ATTR_RSP, ctype, label, TRUE); - HAL_CBACK(bt_rc_callbacks, get_element_attr_cb, num_attr, element_attrs); - } - break; - case AVRC_PDU_REGISTER_NOTIFICATION: - { - if(pavrc_cmd->reg_notif.event_id == BTRC_EVT_PLAY_POS_CHANGED && - pavrc_cmd->reg_notif.param == 0) - { - BTIF_TRACE_WARNING("%s Device registering position changed with illegal param 0.", - __FUNCTION__); - send_reject_response (btif_rc_cb.rc_handle, label, pavrc_cmd->pdu, AVRC_STS_BAD_PARAM); - /* de-register this notification for a rejected response */ - btif_rc_cb.rc_notif[BTRC_EVT_PLAY_POS_CHANGED - 1].bNotify = FALSE; - return; - } - HAL_CBACK(bt_rc_callbacks, register_notification_cb, pavrc_cmd->reg_notif.event_id, - pavrc_cmd->reg_notif.param); - } - break; - case AVRC_PDU_INFORM_DISPLAY_CHARSET: - { - tAVRC_RESPONSE avrc_rsp; - BTIF_TRACE_EVENT("%s() AVRC_PDU_INFORM_DISPLAY_CHARSET", __FUNCTION__); - if(btif_rc_cb.rc_connected == TRUE) - { - memset(&(avrc_rsp.inform_charset), 0, sizeof(tAVRC_RSP)); - avrc_rsp.inform_charset.opcode=opcode_from_pdu(AVRC_PDU_INFORM_DISPLAY_CHARSET); - avrc_rsp.inform_charset.pdu=AVRC_PDU_INFORM_DISPLAY_CHARSET; - avrc_rsp.inform_charset.status=AVRC_STS_NO_ERROR; - send_metamsg_rsp(btif_rc_cb.rc_handle, label, ctype, &avrc_rsp); - } - } - break; - default: - { - send_reject_response (btif_rc_cb.rc_handle, label, pavrc_cmd->pdu, - (pavrc_cmd->pdu == AVRC_PDU_SEARCH)?AVRC_STS_SEARCH_NOT_SUP:AVRC_STS_BAD_CMD); - return; - } - break; - } - -} - - -/******************************************************************************* -** -** Function btif_rc_upstreams_rsp_evt -** -** Description Executes AVRC UPSTREAMS response events in btif context. -** -** Returns void -** -*******************************************************************************/ -static void btif_rc_upstreams_rsp_evt(UINT16 event, tAVRC_RESPONSE *pavrc_resp, UINT8 ctype, UINT8 label) -{ - BTIF_TRACE_EVENT("%s pdu: %s handle: 0x%x ctype:%x label:%x", __FUNCTION__, - dump_rc_pdu(pavrc_resp->pdu), btif_rc_cb.rc_handle, ctype, label); - -#if (AVRC_ADV_CTRL_INCLUDED == TRUE) - switch (event) - { - case AVRC_PDU_REGISTER_NOTIFICATION: - { - if(AVRC_RSP_CHANGED==ctype) - btif_rc_cb.rc_volume=pavrc_resp->reg_notif.param.volume; - HAL_CBACK(bt_rc_callbacks, volume_change_cb, pavrc_resp->reg_notif.param.volume,ctype) - } - break; - - case AVRC_PDU_SET_ABSOLUTE_VOLUME: - { - BTIF_TRACE_DEBUG("Set absolute volume change event received: volume %d,ctype %d", - pavrc_resp->volume.volume,ctype); - if(AVRC_RSP_ACCEPT==ctype) - btif_rc_cb.rc_volume=pavrc_resp->volume.volume; - HAL_CBACK(bt_rc_callbacks,volume_change_cb,pavrc_resp->volume.volume,ctype) - } - break; - - default: - return; - } -#endif -} - -/************************************************************************************ -** AVRCP API Functions -************************************************************************************/ - -/******************************************************************************* -** -** Function init -** -** Description Initializes the AVRC interface -** -** Returns bt_status_t -** -*******************************************************************************/ -static bt_status_t init(btrc_callbacks_t* callbacks ) -{ - BTIF_TRACE_EVENT("## %s ##", __FUNCTION__); - bt_status_t result = BT_STATUS_SUCCESS; - - if (bt_rc_callbacks) - return BT_STATUS_DONE; - - bt_rc_callbacks = callbacks; - memset (&btif_rc_cb, 0, sizeof(btif_rc_cb)); - btif_rc_cb.rc_vol_label=MAX_LABEL; - btif_rc_cb.rc_volume=MAX_VOLUME; - lbl_init(); - - return result; -} - - -/******************************************************************************* -** -** Function esp_avrc_ct_register_callback -** -** Description Register AVRCP controller callback function -** -** Returns esp_err_t -** -*******************************************************************************/ -#if 0 -esp_err_t esp_avrc_ct_register_callback(esp_avrc_ct_cb_t callback) -{ - if (bt_rc_ctrl_callback) - return ESP_FAIL; - - bt_rc_ctrl_callback = callback; - return ESP_OK; -} - -/******************************************************************************* -** -** Function esp_avrc_ct_init -** -** Description Initializes the AVRC interface -** -** Returns esp_err_t -** -*******************************************************************************/ -esp_err_t esp_avrc_ct_init(void) -{ - BTIF_TRACE_EVENT("## %s ##", __FUNCTION__); - esp_err_t result = ESP_OK; - - memset (&btif_rc_cb, 0, sizeof(btif_rc_cb)); - btif_rc_cb.rc_vol_label=MAX_LABEL; - btif_rc_cb.rc_volume=MAX_VOLUME; - lbl_init(); - - return result; -} -#endif /* #if 0 */ -/*************************************************************************** -** -** Function get_play_status_rsp -** -** Description Returns the current play status. -** This method is called in response to -** GetPlayStatus request. -** -** Returns bt_status_t -** -***************************************************************************/ -static bt_status_t get_play_status_rsp(btrc_play_status_t play_status, uint32_t song_len, - uint32_t song_pos) -{ - tAVRC_RESPONSE avrc_rsp; - CHECK_RC_CONNECTED - memset(&(avrc_rsp.get_play_status), 0, sizeof(tAVRC_GET_PLAY_STATUS_RSP)); - avrc_rsp.get_play_status.song_len = song_len; - avrc_rsp.get_play_status.song_pos = song_pos; - avrc_rsp.get_play_status.play_status = play_status; - - avrc_rsp.get_play_status.pdu = AVRC_PDU_GET_PLAY_STATUS; - avrc_rsp.get_play_status.opcode = opcode_from_pdu(AVRC_PDU_GET_PLAY_STATUS); - avrc_rsp.get_play_status.status = AVRC_STS_NO_ERROR; - /* Send the response */ - SEND_METAMSG_RSP(IDX_GET_PLAY_STATUS_RSP, &avrc_rsp); - return BT_STATUS_SUCCESS; -} - -/*************************************************************************** -** -** Function get_element_attr_rsp -** -** Description Returns the current songs' element attributes -** in text. -** -** Returns bt_status_t -** -***************************************************************************/ -static bt_status_t get_element_attr_rsp(uint8_t num_attr, btrc_element_attr_val_t *p_attrs) -{ - tAVRC_RESPONSE avrc_rsp; - UINT32 i; - tAVRC_ATTR_ENTRY element_attrs[BTRC_MAX_ELEM_ATTR_SIZE]; - CHECK_RC_CONNECTED - memset(element_attrs, 0, sizeof(tAVRC_ATTR_ENTRY) * num_attr); - - if (num_attr == 0) - { - avrc_rsp.get_play_status.status = AVRC_STS_BAD_PARAM; - } - else - { - for (i=0; iplay_status; - if (avrc_rsp.reg_notif.param.play_status == PLAY_STATUS_PLAYING) - btif_av_clear_remote_suspend_flag(); - break; - case BTRC_EVT_TRACK_CHANGE: - memcpy(&(avrc_rsp.reg_notif.param.track), &(p_param->track), sizeof(btrc_uid_t)); - break; - case BTRC_EVT_PLAY_POS_CHANGED: - avrc_rsp.reg_notif.param.play_pos = p_param->song_pos; - break; - default: - BTIF_TRACE_WARNING("%s : Unhandled event ID : 0x%x", __FUNCTION__, event_id); - return BT_STATUS_UNHANDLED; - } - - avrc_rsp.reg_notif.pdu = AVRC_PDU_REGISTER_NOTIFICATION; - avrc_rsp.reg_notif.opcode = opcode_from_pdu(AVRC_PDU_REGISTER_NOTIFICATION); - avrc_rsp.get_play_status.status = AVRC_STS_NO_ERROR; - - /* Send the response. */ - send_metamsg_rsp(btif_rc_cb.rc_handle, btif_rc_cb.rc_notif[event_id-1].label, - ((type == BTRC_NOTIFICATION_TYPE_INTERIM)?AVRC_CMD_NOTIF:AVRC_RSP_CHANGED), &avrc_rsp); - return BT_STATUS_SUCCESS; -} - -/*************************************************************************** -** -** Function set_volume -** -** Description Send current volume setting to remote side. -** Support limited to SetAbsoluteVolume -** This can be enhanced to support Relative Volume (AVRCP 1.0). -** With RelateVolume, we will send VOLUME_UP/VOLUME_DOWN -** as opposed to absolute volume level -** volume: Should be in the range 0-127. bit7 is reseved and cannot be set -** -** Returns bt_status_t -** -***************************************************************************/ -static bt_status_t set_volume(uint8_t volume) -{ - BTIF_TRACE_DEBUG("%s", __FUNCTION__); - CHECK_RC_CONNECTED - tAVRC_STS status = BT_STATUS_UNSUPPORTED; - rc_transaction_t *p_transaction=NULL; - - if(btif_rc_cb.rc_volume==volume) - { - status=BT_STATUS_DONE; - BTIF_TRACE_ERROR("%s: volume value already set earlier: 0x%02x",__FUNCTION__, volume); - return status; - } - - if ((btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG) && - (btif_rc_cb.rc_features & BTA_AV_FEAT_ADV_CTRL)) - { - tAVRC_COMMAND avrc_cmd = {0}; - BT_HDR *p_msg = NULL; - - BTIF_TRACE_DEBUG("%s: Peer supports absolute volume. newVolume=%d", __FUNCTION__, volume); - avrc_cmd.volume.opcode = AVRC_OP_VENDOR; - avrc_cmd.volume.pdu = AVRC_PDU_SET_ABSOLUTE_VOLUME; - avrc_cmd.volume.status = AVRC_STS_NO_ERROR; - avrc_cmd.volume.volume = volume; - - if (AVRC_BldCommand(&avrc_cmd, &p_msg) == AVRC_STS_NO_ERROR) - { - bt_status_t tran_status=get_transaction(&p_transaction); - if(BT_STATUS_SUCCESS == tran_status && NULL!=p_transaction) - { - BTIF_TRACE_DEBUG("%s msgreq being sent out with label %d", - __FUNCTION__,p_transaction->lbl); - BTA_AvMetaCmd(btif_rc_cb.rc_handle,p_transaction->lbl, AVRC_CMD_CTRL, p_msg); - status = BT_STATUS_SUCCESS; - } - else - { - if(NULL!=p_msg) - GKI_freebuf(p_msg); - BTIF_TRACE_ERROR("%s: failed to obtain transaction details. status: 0x%02x", - __FUNCTION__, tran_status); - status = BT_STATUS_FAIL; - } - } - else - { - BTIF_TRACE_ERROR("%s: failed to build absolute volume command. status: 0x%02x", - __FUNCTION__, status); - status = BT_STATUS_FAIL; - } - } - else - status=BT_STATUS_NOT_READY; - return status; -} - - -/*************************************************************************** -** -** Function register_volumechange -** -** Description Register for volume change notification from remote side. -** -** Returns void -** -***************************************************************************/ - -static void register_volumechange (UINT8 lbl) -{ - tAVRC_COMMAND avrc_cmd = {0}; - BT_HDR *p_msg = NULL; - tAVRC_STS BldResp=AVRC_STS_BAD_CMD; - rc_transaction_t *p_transaction=NULL; - - BTIF_TRACE_DEBUG("%s called with label:%d",__FUNCTION__,lbl); - - avrc_cmd.cmd.opcode=0x00; - avrc_cmd.pdu = AVRC_PDU_REGISTER_NOTIFICATION; - avrc_cmd.reg_notif.event_id = AVRC_EVT_VOLUME_CHANGE; - avrc_cmd.reg_notif.status = AVRC_STS_NO_ERROR; - - BldResp=AVRC_BldCommand(&avrc_cmd, &p_msg); - if(AVRC_STS_NO_ERROR==BldResp && p_msg) - { - p_transaction=get_transaction_by_lbl(lbl); - if(NULL!=p_transaction) - { - BTA_AvMetaCmd(btif_rc_cb.rc_handle,p_transaction->lbl, AVRC_CMD_NOTIF, p_msg); - BTIF_TRACE_DEBUG("%s:BTA_AvMetaCmd called",__FUNCTION__); - } - else - { - if(NULL!=p_msg) - GKI_freebuf(p_msg); - BTIF_TRACE_ERROR("%s transaction not obtained with label: %d",__FUNCTION__,lbl); - } - } - else - BTIF_TRACE_ERROR("%s failed to build command:%d",__FUNCTION__,BldResp); -} - - -/*************************************************************************** -** -** Function handle_rc_metamsg_rsp -** -** Description Handle RC metamessage response -** -** Returns void -** -***************************************************************************/ -static void handle_rc_metamsg_rsp(tBTA_AV_META_MSG *pmeta_msg) -{ - tAVRC_RESPONSE avrc_response = {0}; - UINT8 scratch_buf[512] = {0}; - tAVRC_STS status = BT_STATUS_UNSUPPORTED; - - if(AVRC_OP_VENDOR==pmeta_msg->p_msg->hdr.opcode &&(AVRC_RSP_CHANGED==pmeta_msg->code - || AVRC_RSP_INTERIM==pmeta_msg->code || AVRC_RSP_ACCEPT==pmeta_msg->code - || AVRC_RSP_REJ==pmeta_msg->code || AVRC_RSP_NOT_IMPL==pmeta_msg->code)) - { - status=AVRC_ParsResponse(pmeta_msg->p_msg, &avrc_response, scratch_buf, sizeof(scratch_buf)); - BTIF_TRACE_DEBUG("%s: code %d,event ID %d,PDU %x,parsing status %d, label:%d", - __FUNCTION__,pmeta_msg->code,avrc_response.reg_notif.event_id,avrc_response.reg_notif.pdu, - status, pmeta_msg->label); - - if (status != AVRC_STS_NO_ERROR) - { - if(AVRC_PDU_REGISTER_NOTIFICATION==avrc_response.rsp.pdu - && AVRC_EVT_VOLUME_CHANGE==avrc_response.reg_notif.event_id - && btif_rc_cb.rc_vol_label==pmeta_msg->label) - { - btif_rc_cb.rc_vol_label=MAX_LABEL; - release_transaction(btif_rc_cb.rc_vol_label); - } - else if(AVRC_PDU_SET_ABSOLUTE_VOLUME==avrc_response.rsp.pdu) - { - release_transaction(pmeta_msg->label); - } - return; - } - else if(AVRC_PDU_REGISTER_NOTIFICATION==avrc_response.rsp.pdu - && AVRC_EVT_VOLUME_CHANGE==avrc_response.reg_notif.event_id - && btif_rc_cb.rc_vol_label!=pmeta_msg->label) - { - // Just discard the message, if the device sends back with an incorrect label - BTIF_TRACE_DEBUG("%s:Discarding register notfn in rsp.code: %d and label %d", - __FUNCTION__, pmeta_msg->code, pmeta_msg->label); - return; - } - } - else - { - BTIF_TRACE_DEBUG("%s:Received vendor dependent in adv ctrl rsp. code: %d len: %d. Not processing it.", - __FUNCTION__, pmeta_msg->code, pmeta_msg->len); - return; - } - - if(AVRC_PDU_REGISTER_NOTIFICATION==avrc_response.rsp.pdu - && AVRC_EVT_VOLUME_CHANGE==avrc_response.reg_notif.event_id - && AVRC_RSP_CHANGED==pmeta_msg->code) - { - /* re-register for volume change notification */ - // Do not re-register for rejected case, as it might get into endless loop - register_volumechange(btif_rc_cb.rc_vol_label); - } - else if(AVRC_PDU_SET_ABSOLUTE_VOLUME==avrc_response.rsp.pdu) - { - /* free up the label here */ - release_transaction(pmeta_msg->label); - } - - BTIF_TRACE_EVENT("%s: Passing received metamsg response to app. pdu: %s", - __FUNCTION__, dump_rc_pdu(avrc_response.pdu)); - btif_rc_upstreams_rsp_evt((uint16_t)avrc_response.rsp.pdu, &avrc_response, pmeta_msg->code, - pmeta_msg->label); -} - - -/*************************************************************************** -** -** Function cleanup -** -** Description Closes the AVRC interface -** -** Returns void -** -***************************************************************************/ -static void cleanup() -{ - BTIF_TRACE_EVENT("## %s ##", __FUNCTION__); -#if UINPUT_INCLUDED - close_uinput(); -#endif /* UINPUT_INCLUDED */ - if (bt_rc_callbacks) - { - bt_rc_callbacks = NULL; - } - memset(&btif_rc_cb, 0, sizeof(btif_rc_cb_t)); - lbl_destroy(); - BTIF_TRACE_EVENT("## %s ## completed", __FUNCTION__); -} - -/*************************************************************************** -** -** Function cleanup_ctrl -** -** Description Closes the AVRC Controller interface -** -** Returns void -** -***************************************************************************/ -#if 0 -void esp_avrc_ct_deinit(void) -{ - BTIF_TRACE_EVENT("## %s ##", __FUNCTION__); - - if (bt_rc_ctrl_callback) - { - bt_rc_ctrl_callback = NULL; - } - memset(&btif_rc_cb, 0, sizeof(btif_rc_cb_t)); - lbl_destroy(); - BTIF_TRACE_EVENT("## %s ## completed", __FUNCTION__); -} - -esp_err_t esp_avrc_ct_send_passthrough_cmd(uint8_t tl, uint8_t key_code, uint8_t key_state) -{ - tAVRC_STS status = BT_STATUS_UNSUPPORTED; - if (tl >= 16 || - key_state > ESP_AVRC_PT_CMD_STATE_RELEASED) { - return ESP_ERR_INVALID_ARG; - } -#if (AVRC_CTLR_INCLUDED == TRUE) - CHECK_ESP_RC_CONNECTED; - BTIF_TRACE_DEBUG("%s: key-code: %d, key-state: %d", __FUNCTION__, - key_code, key_state); - if (btif_rc_cb.rc_features & BTA_AV_FEAT_RCTG) - { - BTA_AvRemoteCmd(btif_rc_cb.rc_handle, tl, - (tBTA_AV_RC)key_code, (tBTA_AV_STATE)key_state); - status = BT_STATUS_SUCCESS; - BTIF_TRACE_EVENT("%s: succesfully sent passthrough command to BTA", __FUNCTION__); - } - else - { - status = BT_STATUS_FAIL; - BTIF_TRACE_DEBUG("%s: feature not supported", __FUNCTION__); - } -#else - BTIF_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__); -#endif - - switch (status) { - case BT_STATUS_SUCCESS: return ESP_OK; - case BT_STATUS_UNSUPPORTED: return ESP_ERR_NOT_SUPPORTED; - default: return ESP_FAIL; - } -} -#endif -#if 0 -static const btrc_interface_t bt_rc_interface = { - sizeof(bt_rc_interface), - init, - get_play_status_rsp, - NULL, /* list_player_app_attr_rsp */ - NULL, /* list_player_app_value_rsp */ - NULL, /* get_player_app_value_rsp */ - NULL, /* get_player_app_attr_text_rsp */ - NULL, /* get_player_app_value_text_rsp */ - get_element_attr_rsp, - NULL, /* set_player_app_value_rsp */ - register_notification_rsp, - set_volume, - cleanup, -}; - -/******************************************************************************* -** -** Function btif_rc_get_interface -** -** Description Get the AVRCP Target callback interface -** -** Returns btav_interface_t -** -*******************************************************************************/ -const btrc_interface_t *btif_rc_get_interface(void) -{ - BTIF_TRACE_EVENT("%s", __FUNCTION__); - return &bt_rc_interface; -} - -#endif /* #if 0*/ - -/******************************************************************************* -** Function initialize_transaction -** -** Description Initializes fields of the transaction structure -** -** Returns void -*******************************************************************************/ -static void initialize_transaction(int lbl) -{ - pthread_mutex_lock(&device.lbllock); - if(lbl < MAX_TRANSACTIONS_PER_SESSION) - { - device.transaction[lbl].lbl = lbl; - device.transaction[lbl].in_use=FALSE; - device.transaction[lbl].handle=0; - } - pthread_mutex_unlock(&device.lbllock); -} - -/******************************************************************************* -** Function lbl_init -** -** Description Initializes label structures and mutexes. -** -** Returns void -*******************************************************************************/ -void lbl_init() -{ - memset(&device,0,sizeof(rc_device_t)); - // pthread_mutexattr_t attr; - // pthread_mutexattr_init(&attr); - // pthread_mutex_init(&(device.lbllock), &attr); - // pthread_mutexattr_destroy(&attr); - pthread_mutex_init(&(device.lbllock), NULL); - - init_all_transactions(); -} - -/******************************************************************************* -** -** Function init_all_transactions -** -** Description Initializes all transactions -** -** Returns void -*******************************************************************************/ -void init_all_transactions() -{ - UINT8 txn_indx=0; - for(txn_indx=0; txn_indx < MAX_TRANSACTIONS_PER_SESSION; txn_indx++) - { - initialize_transaction(txn_indx); - } -} - -/******************************************************************************* -** -** Function get_transaction_by_lbl -** -** Description Will return a transaction based on the label. If not inuse -** will return an error. -** -** Returns bt_status_t -*******************************************************************************/ -rc_transaction_t *get_transaction_by_lbl(UINT8 lbl) -{ - rc_transaction_t *transaction = NULL; - pthread_mutex_lock(&device.lbllock); - - /* Determine if this is a valid label */ - if (lbl < MAX_TRANSACTIONS_PER_SESSION) - { - if (FALSE==device.transaction[lbl].in_use) - { - transaction = NULL; - } - else - { - transaction = &(device.transaction[lbl]); - BTIF_TRACE_DEBUG("%s: Got transaction.label: %d",__FUNCTION__,lbl); - } - } - - pthread_mutex_unlock(&device.lbllock); - return transaction; -} - -/******************************************************************************* -** -** Function get_transaction -** -** Description Obtains the transaction details. -** -** Returns bt_status_t -*******************************************************************************/ - -bt_status_t get_transaction(rc_transaction_t **ptransaction) -{ - bt_status_t result = BT_STATUS_NOMEM; - UINT8 i=0; - pthread_mutex_lock(&device.lbllock); - - // Check for unused transactions - for (i=0; i