1430 lines
48 KiB
C
1430 lines
48 KiB
C
// Copyright 2015-2016 Espressif Systems (Shanghai) PTE LTD
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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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// 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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*
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* Filename: btc_avrc.c
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*
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* Description: Bluetooth AVRC implementation
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*
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*****************************************************************************/
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#include "common/bt_target.h"
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#include <string.h>
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#include "bta/bta_api.h"
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#include "bta/bta_av_api.h"
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#include "stack/avrc_defs.h"
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#include "btc/btc_common.h"
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#include "btc/btc_util.h"
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#include "btc_av.h"
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#include "btc_avrc.h"
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#include "btc/btc_manage.h"
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#include "esp_avrc_api.h"
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#include "osi/mutex.h"
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#include "osi/allocator.h"
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#if BTC_AV_INCLUDED
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static UINT8 opcode_from_pdu(UINT8 pdu);
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static void send_reject_response (UINT8 rc_handle, UINT8 label, UINT8 pdu, UINT8 status);
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static void handle_rc_connect (tBTA_AV_RC_OPEN *p_rc_open);
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static void handle_rc_disconnect (tBTA_AV_RC_CLOSE *p_rc_close);
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static void handle_rc_passthrough_rsp ( tBTA_AV_REMOTE_RSP *p_remote_rsp);
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static void handle_rc_metamsg_cmd ( tBTA_AV_META_MSG *p_meta_msg);
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static void handle_rc_metamsg_rsp ( tBTA_AV_META_MSG *p_remote_rsp);
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static void btc_rc_upstreams_evt(UINT16 event, tAVRC_COMMAND *pavrc_cmd, UINT8 ctype, UINT8 label);
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/*****************************************************************************
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** Static variables
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******************************************************************************/
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/* flag indicating wheter TG/CT is initialized */
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static uint32_t s_rc_ct_init;
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static uint32_t s_rc_tg_init;
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#if AVRC_DYNAMIC_MEMORY == FALSE
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static btc_rc_cb_t btc_rc_cb;
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#else
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btc_rc_cb_t *btc_rc_cb_ptr;
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#endif ///AVRC_DYNAMIC_MEMORY == FALSE
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const static uint16_t cs_psth_allowed_cmd[8] = {
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0x0000, /* bit mask: 0=SELECT, 1=UP, 2=DOWN, 3=LEFT,
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4=RIGHT, 5=RIGHT_UP, 6=RIGHT_DOWN, 7=LEFT_UP,
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8=LEFT_DOWN, 9=ROOT_MENU, 10=SETUP_MENU, 11=CONT_MENU,
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12=FAV_MENU, 13=EXIT */
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0x0000, /* not used */
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0x1FFF, /* bit mask: 0=0, 1=1, 2=2, 3=3,
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4=4, 5=5, 6=6, 7=7,
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8=8, 9=9, 10=DOT, 11=ENTER,
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12=CLEAR */
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0x0078, /* bit mask: 0=CHAN_UP, 1=CHAN_DOWN, 2=PREV_CHAN, 3=SOUND_SEL,
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4=INPUT_SEL, 5=DISP_INFO, 6=HELP, 7=PAGE_UP,
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8=PAGE_DOWN */
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0x1b7F, /* bit mask: 0=POWER, 1=VOL_UP, 2=VOL_DOWN, 3=MUTE,
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4=PLAY, 5=STOP, 6=PAUSE, 7=RECORD,
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8=REWIND, 9=FAST_FOR, 10=EJECT, 11=FORWARD,
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12=BACKWARD */
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0x0000, /* bit mask: 0=ANGLE, 1=SUBPICT */
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0x0000, /* not used */
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0x003E /* bit mask: 0=not used, 1=F1, 2=F2, 3=F3,
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4=F4, 5=F5 */
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};
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const static uint16_t cs_psth_dft_supported_cmd[8] = {0};
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static uint16_t s_psth_supported_cmd[8];
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const static uint16_t cs_rn_allowed_evt = \
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0x2000; /* bit mask: 0=rsvd, 1=play_status, 2=track_chg, 3=reached_end,
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4=reached_start, 5=pos_chg, 6=batt_status, 7=sys_status_chg,
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8=player_app_setting, 9=now_playing_content, 10=avail_players, 11=addressed_player,
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12=UID, 13=volume_chg */
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const static uint16_t cs_rn_dft_supported_evt = 0;
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static uint16_t s_rn_supported_evt;
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// event ids supported to register as CT
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const static uint16_t cs_ct_rn_supported_evt = \
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0x2026; /* bit mask: 0=rsvd, 1=play_status, 2=track_chg, 3=reached_end,
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4=reached_start, 5=pos_chg, 6=batt_status, 7=sys_status_chg,
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8=player_app_setting, 9=now_playing_content, 10=avail_players, 11=addressed_player,
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12=UID, 13=volume_chg */
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/*****************************************************************************
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** Externs
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******************************************************************************/
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const uint16_t *btc_avrc_tg_get_allowed_command(void)
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{
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return cs_psth_allowed_cmd;
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}
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const uint16_t *btc_avrc_tg_get_supported_command(void)
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{
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return s_psth_supported_cmd;
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}
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bool btc_avrc_tg_check_supported_command(const uint16_t *cmd_set)
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{
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if (cmd_set == NULL) {
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return false;
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}
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// check if cmd_set is a subset of allowed command set
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bool ret = true;
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for (int i = 0; i < 8; ++i) {
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if (cs_psth_allowed_cmd[i] != (cmd_set[i] | cs_psth_allowed_cmd[i])) {
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ret = false;
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break;
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}
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}
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return ret;
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}
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uint16_t btc_avrc_tg_get_rn_allowed_evt(void)
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{
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return cs_rn_allowed_evt;
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}
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uint16_t btc_avrc_tg_get_rn_supported_evt(void)
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{
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return s_rn_supported_evt;
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}
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bool btc_avrc_tg_check_rn_supported_evt(uint16_t evt_set)
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{
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uint16_t evt_super_set = evt_set | cs_rn_allowed_evt;
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if (evt_super_set == cs_rn_allowed_evt) {
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return true;
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} else {
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return false;
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}
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}
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bool btc_avrc_tg_rn_evt_supported(uint8_t event_id)
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{
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uint16_t event_bits = s_rn_supported_evt;
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return ((event_bits >> event_id) & 0x0001) ?
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true : false;
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}
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bool btc_avrc_ct_rn_evt_supported(uint8_t event_id)
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{
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uint16_t event_bits = cs_ct_rn_supported_evt;
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return ((event_bits >> event_id) & 0x0001) ?
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true : false;
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}
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bool btc_avrc_tg_init_p(void)
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{
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return (s_rc_tg_init == BTC_RC_TG_INIT_MAGIC);
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}
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bool btc_avrc_ct_init_p(void)
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{
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return (s_rc_ct_init == BTC_RC_CT_INIT_MAGIC);
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}
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bool btc_avrc_tg_connected_p(void)
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{
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return (s_rc_tg_init == BTC_RC_TG_INIT_MAGIC) &&
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(btc_rc_cb.rc_connected == TRUE) &&
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(btc_rc_cb.rc_features & BTA_AV_FEAT_RCCT);
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}
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bool btc_avrc_ct_connected_p(void)
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{
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return (s_rc_ct_init == BTC_RC_CT_INIT_MAGIC) &&
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(btc_rc_cb.rc_connected == TRUE) &&
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(btc_rc_cb.rc_features & BTA_AV_FEAT_RCTG);
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}
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void btc_avrc_tg_arg_deep_copy(btc_msg_t *msg, void *p_dest, void *p_src)
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{
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btc_avrc_tg_args_t *dst = (btc_avrc_tg_args_t *) p_dest;
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btc_avrc_tg_args_t *src = (btc_avrc_tg_args_t *)p_src;
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size_t len;
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switch (msg->act) {
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case BTC_AVRC_TG_API_SET_PSTH_SUPPORTED_CMD_EVT:
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len = 8 * sizeof(uint16_t);
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dst->set_psth_cmd = (uint16_t *)osi_malloc(len);
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if (dst->set_psth_cmd) {
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memcpy(dst->set_psth_cmd, src->set_psth_cmd, len);
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} else {
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BTC_TRACE_ERROR("%s %d no mem\n", __FUNCTION__, msg->act);
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}
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break;
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default:
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BTC_TRACE_DEBUG("%s Unhandled deep copy %d\n", __FUNCTION__, msg->act);
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break;
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}
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}
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/*****************************************************************************
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** Static functions
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******************************************************************************/
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static void btc_avrc_tg_arg_deep_free(btc_msg_t *msg)
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{
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btc_avrc_tg_args_t *arg = (btc_avrc_tg_args_t *)msg->arg;
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switch (msg->act) {
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case BTC_AVRC_TG_API_SET_PSTH_SUPPORTED_CMD_EVT:
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if (arg->set_psth_cmd) {
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osi_free(arg->set_psth_cmd);
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}
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break;
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default:
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BTC_TRACE_DEBUG("%s Unhandled deep free %d\n", __FUNCTION__, msg->act);
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break;
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}
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}
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static bool btc_avrc_tg_set_supported_command(const uint16_t *cmd_set)
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{
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if (!btc_avrc_tg_init_p()) {
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BTC_TRACE_WARNING("%s failed: AVRC TG not yet initialized\n", __FUNCTION__);
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return false;
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}
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if (!btc_avrc_tg_check_supported_command(cmd_set)) {
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return false;
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} else {
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memcpy(s_psth_supported_cmd, cmd_set, sizeof(s_psth_supported_cmd));
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return true;
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}
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}
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static bool btc_avrc_tg_set_rn_supported_evt(uint16_t evt_set)
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{
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if (!btc_avrc_tg_init_p()) {
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BTC_TRACE_WARNING("%s failed: AVRC TG not yet initialized\n", __FUNCTION__);
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return false;
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}
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if (btc_avrc_tg_check_rn_supported_evt(evt_set)) {
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s_rn_supported_evt = evt_set;
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return true;
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} else {
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return false;
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}
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}
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static inline void btc_avrc_ct_cb_to_app(esp_avrc_ct_cb_event_t event, esp_avrc_ct_cb_param_t *param)
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{
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if (s_rc_ct_init != BTC_RC_CT_INIT_MAGIC) {
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return;
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}
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esp_avrc_ct_cb_t btc_avrc_ct_cb = (esp_avrc_ct_cb_t)btc_profile_cb_get(BTC_PID_AVRC_CT);
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if (btc_avrc_ct_cb) {
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btc_avrc_ct_cb(event, param);
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}
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}
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static inline void btc_avrc_tg_cb_to_app(esp_avrc_tg_cb_event_t event, esp_avrc_tg_cb_param_t *param)
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{
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if (s_rc_tg_init != BTC_RC_TG_INIT_MAGIC) {
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return;
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}
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esp_avrc_tg_cb_t btc_avrc_tg_cb = (esp_avrc_tg_cb_t)btc_profile_cb_get(BTC_PID_AVRC_TG);
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if (btc_avrc_tg_cb) {
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btc_avrc_tg_cb(event, param);
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}
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}
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/***************************************************************************
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* Function send_metamsg_rsp
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*
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* - Argument:
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* rc_handle RC handle corresponding to the connected RC
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* label Label of the RC response
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* code Response type
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* p_meta_rsp Vendor response
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*
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* - Description: Remote control metamsg response handler (AVRCP 1.3)
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*
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***************************************************************************/
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static void send_metamsg_rsp (UINT8 rc_handle, UINT8 label, tBTA_AV_CODE code,
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tAVRC_RESPONSE *p_meta_rsp)
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{
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UINT8 ctype;
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if (!p_meta_rsp) {
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BTC_TRACE_WARNING("%s: Invalid response received from application", __FUNCTION__);
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return;
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}
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BTC_TRACE_EVENT("%s: rc_handle: %d, label: %d, code: 0x%02x, pdu: %d", __FUNCTION__,
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rc_handle, label, code, p_meta_rsp->rsp.pdu);
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if (p_meta_rsp->rsp.status != AVRC_STS_NO_ERROR) {
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ctype = AVRC_RSP_REJ;
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} else {
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if (code < AVRC_RSP_NOT_IMPL) {
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if (code == AVRC_CMD_NOTIF) {
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ctype = AVRC_RSP_INTERIM;
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} else if (code == AVRC_CMD_STATUS) {
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ctype = AVRC_RSP_IMPL_STBL;
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} else {
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ctype = AVRC_RSP_ACCEPT;
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}
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} else {
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ctype = code;
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}
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}
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/* if response is for register_notification, make sure the rc has actually registered for this */
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if ((p_meta_rsp->rsp.pdu == AVRC_PDU_REGISTER_NOTIFICATION) && (code == AVRC_RSP_CHANGED)) {
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UINT8 event_id = p_meta_rsp->reg_notif.event_id;
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BOOLEAN notify = (btc_rc_cb.rc_connected) && (btc_rc_cb.rc_ntf[event_id - 1].registered);
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/* de-register this notification for a CHANGED response */
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btc_rc_cb.rc_ntf[event_id - 1].registered = FALSE;
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BTC_TRACE_DEBUG("%s rc_handle: %d. event_id: 0x%02d deregistered", __FUNCTION__,
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btc_rc_cb.rc_handle, event_id);
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if (notify) {
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BT_HDR *p_msg = NULL;
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tAVRC_STS status = AVRC_BldResponse(btc_rc_cb.rc_handle, p_meta_rsp, &p_msg);
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if (status == AVRC_STS_NO_ERROR) {
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BTC_TRACE_DEBUG("%s Sending notification to rc_handle: %d. event_id: 0x%02d",
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__FUNCTION__, btc_rc_cb.rc_handle, event_id);
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BTA_AvMetaRsp(btc_rc_cb.rc_handle, btc_rc_cb.rc_ntf[event_id - 1].label, ctype, p_msg);
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} else {
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BTC_TRACE_WARNING("%s failed to build metamsg response. status: 0x%02x",
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__FUNCTION__, status);
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}
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}
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} else {
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// send response
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BT_HDR *p_msg = NULL;
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tAVRC_STS status;
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status = AVRC_BldResponse(rc_handle, p_meta_rsp, &p_msg);
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if (status == AVRC_STS_NO_ERROR) {
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BTA_AvMetaRsp(rc_handle, label, ctype, p_msg);
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} else {
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BTC_TRACE_ERROR("%s: failed to build metamsg response. status: 0x%02x",
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__FUNCTION__, status);
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}
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}
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}
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static UINT8 opcode_from_pdu(UINT8 pdu)
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{
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UINT8 opcode = 0;
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switch (pdu) {
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case AVRC_PDU_NEXT_GROUP:
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case AVRC_PDU_PREV_GROUP: /* pass thru */
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opcode = AVRC_OP_PASS_THRU;
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break;
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default: /* vendor */
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opcode = AVRC_OP_VENDOR;
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break;
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}
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return opcode;
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}
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/* Generic reject response */
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static void send_reject_response (UINT8 rc_handle, UINT8 label, UINT8 pdu, UINT8 status)
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{
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UINT8 ctype = AVRC_RSP_REJ;
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tAVRC_RESPONSE avrc_rsp;
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BT_HDR *p_msg = NULL;
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memset (&avrc_rsp, 0, sizeof(tAVRC_RESPONSE));
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avrc_rsp.rsp.opcode = opcode_from_pdu(pdu);
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avrc_rsp.rsp.pdu = pdu;
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avrc_rsp.rsp.status = status;
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if (AVRC_STS_NO_ERROR == (status = AVRC_BldResponse(rc_handle, &avrc_rsp, &p_msg)) ) {
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BTC_TRACE_DEBUG("%s: Sending error notification to handle:%d. pdu:%s,status:0x%02x",
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__FUNCTION__, rc_handle, dump_rc_pdu(pdu), status);
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BTA_AvMetaRsp(rc_handle, label, ctype, p_msg);
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}
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}
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static void handle_rc_features(void)
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{
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if ((btc_rc_cb.rc_features & BTA_AV_FEAT_RCTG) &&
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(btc_rc_cb.rc_tg_features != 0)) {
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esp_avrc_ct_cb_param_t param;
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memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t));
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param.rmt_feats.feat_mask = btc_rc_cb.rc_features;
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param.rmt_feats.tg_feat_flag = btc_rc_cb.rc_tg_features;
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memcpy(param.rmt_feats.remote_bda, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
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btc_avrc_ct_cb_to_app(ESP_AVRC_CT_REMOTE_FEATURES_EVT, ¶m);
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}
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if ((btc_rc_cb.rc_features & BTA_AV_FEAT_RCCT) &&
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(btc_rc_cb.rc_ct_features != 0)) {
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esp_avrc_tg_cb_param_t param;
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memset(¶m, 0, sizeof(esp_avrc_tg_cb_param_t));
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param.rmt_feats.feat_mask = btc_rc_cb.rc_features;
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param.rmt_feats.ct_feat_flag = btc_rc_cb.rc_ct_features;
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memcpy(param.rmt_feats.remote_bda, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
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btc_avrc_tg_cb_to_app(ESP_AVRC_TG_REMOTE_FEATURES_EVT, ¶m);
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}
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}
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/***************************************************************************
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* Function handle_rc_connect
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*
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* - Argument: tBTA_AV_RC_OPEN RC open data structure
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*
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* - Description: RC connection event handler
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*
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***************************************************************************/
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static void handle_rc_connect (tBTA_AV_RC_OPEN *p_rc_open)
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{
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BTC_TRACE_DEBUG("%s: rc_handle: %d", __FUNCTION__, p_rc_open->rc_handle);
|
|
bt_bdaddr_t rc_addr;
|
|
|
|
if (p_rc_open->status == BTA_AV_SUCCESS) {
|
|
//check if already some RC is connected
|
|
if (btc_rc_cb.rc_connected) {
|
|
BTC_TRACE_ERROR("Got RC OPEN in connected state, Connected RC: %d \
|
|
and Current RC: %d", btc_rc_cb.rc_handle, p_rc_open->rc_handle );
|
|
if ((btc_rc_cb.rc_handle != p_rc_open->rc_handle)
|
|
&& (bdcmp(btc_rc_cb.rc_addr, p_rc_open->peer_addr))) {
|
|
BTC_TRACE_DEBUG("Got RC connected for some other handle");
|
|
BTA_AvCloseRc(p_rc_open->rc_handle);
|
|
return;
|
|
}
|
|
}
|
|
memcpy(btc_rc_cb.rc_addr, p_rc_open->peer_addr, sizeof(BD_ADDR));
|
|
btc_rc_cb.rc_features = p_rc_open->peer_features;
|
|
btc_rc_cb.rc_connected = TRUE;
|
|
btc_rc_cb.rc_handle = p_rc_open->rc_handle;
|
|
|
|
bdcpy(rc_addr.address, btc_rc_cb.rc_addr);
|
|
|
|
// callback to application
|
|
if (p_rc_open->peer_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;
|
|
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);
|
|
}
|
|
|
|
if (p_rc_open->peer_features & BTA_AV_FEAT_RCCT) {
|
|
esp_avrc_tg_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_tg_cb_param_t));
|
|
param.conn_stat.connected = true;
|
|
memcpy(param.conn_stat.remote_bda, &rc_addr, sizeof(esp_bd_addr_t));
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_TG_CONNECTION_STATE_EVT, ¶m);
|
|
}
|
|
|
|
/* on locally initiated connection we will get remote features as part of connect */
|
|
if (p_rc_open->sdp_disc_done == TRUE) {
|
|
btc_rc_cb.rc_ct_features = p_rc_open->peer_ct_features;
|
|
btc_rc_cb.rc_tg_features = p_rc_open->peer_tg_features;
|
|
handle_rc_features();
|
|
}
|
|
} else {
|
|
BTC_TRACE_ERROR("%s Connect failed with error code: %d",
|
|
__FUNCTION__, p_rc_open->status);
|
|
btc_rc_cb.rc_connected = FALSE;
|
|
}
|
|
}
|
|
|
|
/***************************************************************************
|
|
* Function handle_rc_disconnect
|
|
*
|
|
* - Argument: tBTA_AV_RC_CLOSE RC close data structure
|
|
*
|
|
* - Description: RC disconnection event handler
|
|
*
|
|
***************************************************************************/
|
|
static void handle_rc_disconnect (tBTA_AV_RC_CLOSE *p_rc_close)
|
|
{
|
|
BTC_TRACE_DEBUG("%s: rc_handle: %d", __FUNCTION__, p_rc_close->rc_handle);
|
|
if ((p_rc_close->rc_handle != btc_rc_cb.rc_handle)
|
|
&& (bdcmp(btc_rc_cb.rc_addr, p_rc_close->peer_addr))) {
|
|
BTC_TRACE_ERROR("Got disconnect of unknown device");
|
|
return;
|
|
}
|
|
|
|
tBTA_AV_FEAT rc_features = btc_rc_cb.rc_features;
|
|
|
|
// clean up the state
|
|
btc_rc_cb.rc_handle = 0;
|
|
btc_rc_cb.rc_connected = FALSE;
|
|
|
|
btc_rc_cb.rc_features = 0;
|
|
btc_rc_cb.rc_ct_features = 0;
|
|
btc_rc_cb.rc_tg_features = 0;
|
|
memset(btc_rc_cb.rc_addr, 0, sizeof(BD_ADDR));
|
|
memset(btc_rc_cb.rc_ntf, 0, sizeof(btc_rc_cb.rc_ntf));
|
|
|
|
/* report connection state */
|
|
if (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 = false;
|
|
memcpy(param.conn_stat.remote_bda, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_CONNECTION_STATE_EVT, ¶m);
|
|
}
|
|
|
|
if (rc_features & BTA_AV_FEAT_RCCT) {
|
|
esp_avrc_tg_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, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_TG_CONNECTION_STATE_EVT, ¶m);
|
|
}
|
|
}
|
|
|
|
static void handle_rc_attributes_rsp (tAVRC_MSG_VENDOR *vendor_msg)
|
|
{
|
|
uint8_t attr_count = vendor_msg->p_vendor_data[4];
|
|
int attr_index = 5;
|
|
int attr_length = 0;
|
|
uint32_t attr_id = 0;
|
|
|
|
//Check if there are any attributes
|
|
if (attr_count < 1) {
|
|
return;
|
|
}
|
|
|
|
esp_avrc_ct_cb_param_t param[attr_count];
|
|
memset(¶m[0], 0, sizeof(esp_avrc_ct_cb_param_t) * attr_count);
|
|
|
|
for (int i = 0; i < attr_count; i++) {
|
|
attr_length = (int) vendor_msg->p_vendor_data[7 + attr_index] | vendor_msg->p_vendor_data[6 + attr_index] << 8;
|
|
|
|
//Received attribute text is not null terminated, so it's useful to know it's length
|
|
param[i].meta_rsp.attr_length = attr_length;
|
|
param[i].meta_rsp.attr_text = &vendor_msg->p_vendor_data[8 + attr_index];
|
|
|
|
attr_id = vendor_msg->p_vendor_data[3 + attr_index] |
|
|
vendor_msg->p_vendor_data[2 + attr_index] << 8 | vendor_msg->p_vendor_data[1 + attr_index] << 16 |
|
|
vendor_msg->p_vendor_data[attr_index] << 24;
|
|
|
|
//Convert to mask id
|
|
param[i].meta_rsp.attr_id = (1 << (attr_id - 1));
|
|
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_METADATA_RSP_EVT, ¶m[i]);
|
|
|
|
attr_index += attr_length + 8;
|
|
}
|
|
}
|
|
|
|
static void handle_rc_notification_rsp (tAVRC_MSG_VENDOR *vendor_msg)
|
|
{
|
|
esp_avrc_ct_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t));
|
|
|
|
param.change_ntf.event_id = vendor_msg->p_vendor_data[4];
|
|
|
|
uint8_t *data = &vendor_msg->p_vendor_data[5];
|
|
if (!btc_avrc_ct_rn_evt_supported(param.change_ntf.event_id)) {
|
|
BTC_TRACE_WARNING("%s unsupported notification on CT, event id 0x%x", __FUNCTION__,
|
|
param.change_ntf.event_id);
|
|
return;
|
|
}
|
|
|
|
switch (param.change_ntf.event_id) {
|
|
case ESP_AVRC_RN_PLAY_STATUS_CHANGE:
|
|
BE_STREAM_TO_UINT8(param.change_ntf.event_parameter.playback, data);
|
|
break;
|
|
case ESP_AVRC_RN_TRACK_CHANGE:
|
|
memcpy(param.change_ntf.event_parameter.elm_id, data, 8);
|
|
break;
|
|
case ESP_AVRC_RN_PLAY_POS_CHANGED:
|
|
BE_STREAM_TO_UINT32(param.change_ntf.event_parameter.play_pos, data);
|
|
break;
|
|
case ESP_AVRC_RN_BATTERY_STATUS_CHANGE:
|
|
BE_STREAM_TO_UINT8(param.change_ntf.event_parameter.batt, data);
|
|
break;
|
|
case ESP_AVRC_RN_VOLUME_CHANGE:
|
|
BE_STREAM_TO_UINT8(param.change_ntf.event_parameter.volume, data);
|
|
break;
|
|
// for non-parameter event response
|
|
case ESP_AVRC_RN_TRACK_REACHED_END:
|
|
case ESP_AVRC_RN_TRACK_REACHED_START:
|
|
break;
|
|
// for other unsupported event:
|
|
case ESP_AVRC_RN_SYSTEM_STATUS_CHANGE:
|
|
case ESP_AVRC_RN_APP_SETTING_CHANGE:
|
|
case ESP_AVRC_RN_NOW_PLAYING_CHANGE:
|
|
case ESP_AVRC_RN_AVAILABLE_PLAYERS_CHANGE:
|
|
case ESP_AVRC_RN_ADDRESSED_PLAYER_CHANGE:
|
|
case ESP_AVRC_RN_UIDS_CHANGE:
|
|
default:
|
|
BTC_TRACE_WARNING("%s RC unhandled notification response, event id 0x%x", __FUNCTION__,
|
|
param.change_ntf.event_id);
|
|
break;
|
|
}
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_CHANGE_NOTIFY_EVT, ¶m);
|
|
}
|
|
|
|
static void handle_rc_get_caps_rsp (tAVRC_GET_CAPS_RSP *rsp)
|
|
{
|
|
if (rsp->capability_id == AVRC_CAP_EVENTS_SUPPORTED) {
|
|
esp_avrc_ct_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t));
|
|
param.get_rn_caps_rsp.cap_count = rsp->count;
|
|
for (int i = 0; i < rsp->count; ++i) {
|
|
esp_avrc_rn_evt_bit_mask_operation(ESP_AVRC_BIT_MASK_OP_SET, ¶m.get_rn_caps_rsp.evt_set,
|
|
rsp->param.event_id[i]);
|
|
}
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_GET_RN_CAPABILITIES_RSP_EVT, ¶m);
|
|
} else {
|
|
// ignore other capability_id
|
|
BTC_TRACE_WARNING("AVRC unhandled event, CapabilityID: 0x%x", rsp->capability_id);
|
|
return;
|
|
}
|
|
}
|
|
|
|
static void handle_rc_set_absolute_volume_rsp(tAVRC_SET_VOLUME_RSP *rsp)
|
|
{
|
|
esp_avrc_ct_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t));
|
|
|
|
param.set_volume_rsp.volume = rsp->volume;
|
|
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_SET_ABSOLUTE_VOLUME_RSP_EVT, ¶m);
|
|
}
|
|
|
|
/***************************************************************************
|
|
* Function handle_rc_metamsg_cmd
|
|
*
|
|
* - Argument: tBTA_AV_VENDOR Structure containing the received
|
|
* metamsg command
|
|
*
|
|
* - Description: Remote control metamsg command handler (AVRCP 1.3)
|
|
*
|
|
***************************************************************************/
|
|
static void handle_rc_metamsg_cmd (tBTA_AV_META_MSG *p_meta_msg)
|
|
{
|
|
BTC_TRACE_DEBUG("%s, opcode 0x%x, len %d, code %d", __FUNCTION__, p_meta_msg->p_msg->hdr.opcode, p_meta_msg->len, p_meta_msg->code);
|
|
|
|
if (p_meta_msg->p_msg->hdr.opcode != AVRC_OP_VENDOR) {
|
|
BTC_TRACE_WARNING("Invalid opcode: %x", p_meta_msg->p_msg->hdr.opcode);
|
|
return;
|
|
}
|
|
if (p_meta_msg->len < 3) {
|
|
BTC_TRACE_WARNING("Invalid length.Opcode: 0x%x, len: 0x%x", p_meta_msg->p_msg->hdr.opcode,
|
|
p_meta_msg->len);
|
|
return;
|
|
}
|
|
|
|
if (p_meta_msg->code >= AVRC_RSP_NOT_IMPL) {
|
|
#if (AVRC_ADV_CTRL_INCLUDED == TRUE)
|
|
handle_rc_metamsg_rsp(p_meta_msg);
|
|
#else
|
|
BTC_TRACE_WARNING("%s:Received vendor dependent rsp. code: %d len: %d. Not processing it.",
|
|
__FUNCTION__, p_meta_msg->code, p_meta_msg->len);
|
|
#endif
|
|
return;
|
|
}
|
|
|
|
#define RC_CMD_PRS_BUF_LEN (512)
|
|
uint8_t *buf = (uint8_t *)osi_calloc(RC_CMD_PRS_BUF_LEN);
|
|
tAVRC_COMMAND avrc_command = {0};
|
|
tAVRC_STS status;
|
|
|
|
status = AVRC_ParsCommand(p_meta_msg->p_msg, &avrc_command, buf, RC_CMD_PRS_BUF_LEN);
|
|
BTC_TRACE_DEBUG("Rcv vendor cmd: code %d, PDU 0x%x, label %d", p_meta_msg->code,
|
|
avrc_command.cmd.pdu, p_meta_msg->label);
|
|
|
|
if (status != AVRC_STS_NO_ERROR) {
|
|
/* return error */
|
|
BTC_TRACE_WARNING("%s: Error in parsing vendor command. status: 0x%02x",
|
|
__FUNCTION__, status);
|
|
send_reject_response(p_meta_msg->rc_handle, p_meta_msg->label, avrc_command.pdu, status);
|
|
} else {
|
|
btc_rc_upstreams_evt(avrc_command.cmd.pdu, &avrc_command, p_meta_msg->code, p_meta_msg->label);
|
|
}
|
|
|
|
osi_free(buf);
|
|
}
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function btc_rc_upstreams_evt
|
|
**
|
|
** Description Executes AVRC UPSTREAMS events in btc context.
|
|
**
|
|
** Returns void
|
|
**
|
|
*******************************************************************************/
|
|
static void btc_rc_upstreams_evt(UINT16 event, tAVRC_COMMAND *pavrc_cmd, UINT8 ctype, UINT8 label)
|
|
{
|
|
BTC_TRACE_EVENT("%s pdu: 0x%x handle: 0x%x ctype:%x label:%x", __FUNCTION__,
|
|
pavrc_cmd->pdu, btc_rc_cb.rc_handle, ctype, label);
|
|
|
|
switch (event) {
|
|
case AVRC_PDU_SET_ABSOLUTE_VOLUME: {
|
|
// set up response
|
|
tAVRC_RESPONSE avrc_rsp;
|
|
BTC_TRACE_EVENT("%s() AVRC_PDU_SET_ABSOLUTE_VOLUME", __FUNCTION__);
|
|
memset(&(avrc_rsp.volume), 0, sizeof(tAVRC_RSP));
|
|
avrc_rsp.volume.opcode = opcode_from_pdu(AVRC_PDU_SET_ABSOLUTE_VOLUME);
|
|
avrc_rsp.volume.pdu = AVRC_PDU_SET_ABSOLUTE_VOLUME;
|
|
avrc_rsp.volume.status = AVRC_STS_NO_ERROR;
|
|
avrc_rsp.volume.volume = pavrc_cmd->volume.volume;
|
|
send_metamsg_rsp(btc_rc_cb.rc_handle, label, ctype, &avrc_rsp);
|
|
|
|
// set up callback
|
|
esp_avrc_tg_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_tg_cb_param_t));
|
|
param.set_abs_vol.volume = pavrc_cmd->volume.volume;
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_TG_SET_ABSOLUTE_VOLUME_CMD_EVT, ¶m);
|
|
}
|
|
break;
|
|
case AVRC_PDU_GET_PLAY_STATUS:
|
|
case AVRC_PDU_GET_ELEMENT_ATTR:
|
|
case AVRC_PDU_INFORM_DISPLAY_CHARSET:
|
|
//todo: check the valid response for these PDUs
|
|
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: {
|
|
send_reject_response (btc_rc_cb.rc_handle, label, pavrc_cmd->pdu, AVRC_STS_BAD_CMD);
|
|
}
|
|
break;
|
|
case AVRC_PDU_REGISTER_NOTIFICATION: {
|
|
UINT8 event_id = pavrc_cmd->reg_notif.event_id;
|
|
if (event_id > MAX_RC_NOTIFICATIONS) {
|
|
BTC_TRACE_WARNING("Invalid event_id: 0x%x", event_id);
|
|
break;
|
|
}
|
|
|
|
btc_rc_cb.rc_ntf[event_id - 1].registered = TRUE;
|
|
btc_rc_cb.rc_ntf[event_id - 1].label = label;
|
|
BTC_TRACE_EVENT("%s: New registerd notification: event_id:0x%x, label:0x%x",
|
|
__FUNCTION__, event_id, label);
|
|
|
|
// set up callback
|
|
esp_avrc_tg_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_tg_cb_param_t));
|
|
param.reg_ntf.event_id = pavrc_cmd->reg_notif.event_id;
|
|
param.reg_ntf.event_parameter = pavrc_cmd->reg_notif.param;
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_TG_REGISTER_NOTIFICATION_EVT, ¶m);
|
|
}
|
|
break;
|
|
default: {
|
|
send_reject_response (btc_rc_cb.rc_handle, label, pavrc_cmd->pdu,
|
|
(pavrc_cmd->pdu == AVRC_PDU_SEARCH) ? AVRC_STS_SEARCH_NOT_SUP : AVRC_STS_BAD_CMD);
|
|
}
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
|
|
/***************************************************************************
|
|
* Function handle_rc_metamsg_rsp
|
|
*
|
|
* - Argument: tBTA_AV_META_MSG metadata command response
|
|
*
|
|
* - Description: Vendor metadata response handler
|
|
*
|
|
***************************************************************************/
|
|
static void handle_rc_metamsg_rsp (tBTA_AV_META_MSG *p_meta_msg)
|
|
{
|
|
tAVRC_RESPONSE avrc_response = {0};
|
|
tAVRC_STS status;
|
|
tAVRC_MSG_VENDOR *vendor_msg = &p_meta_msg->p_msg->vendor;
|
|
BTC_TRACE_DEBUG("%s: opcode %d, pdu 0x%x, code %d", __FUNCTION__, p_meta_msg->p_msg->hdr.opcode, vendor_msg->p_vendor_data[0],
|
|
p_meta_msg->code);
|
|
if ( p_meta_msg->p_msg->hdr.opcode != AVRC_OP_VENDOR) {
|
|
return;
|
|
}
|
|
if (p_meta_msg->code != AVRC_RSP_CHANGED &&
|
|
p_meta_msg->code != AVRC_RSP_INTERIM &&
|
|
p_meta_msg->code != AVRC_RSP_ACCEPT &&
|
|
p_meta_msg->code != AVRC_RSP_REJ &&
|
|
p_meta_msg->code != AVRC_RSP_NOT_IMPL &&
|
|
p_meta_msg->code != AVRC_RSP_IMPL_STBL) {
|
|
return;
|
|
}
|
|
|
|
// handle GET_ELEMENT_ATTR response
|
|
if (p_meta_msg->code == AVRC_RSP_IMPL_STBL &&
|
|
vendor_msg->p_vendor_data[0] == AVRC_PDU_GET_ELEMENT_ATTR) {
|
|
handle_rc_attributes_rsp(vendor_msg);
|
|
return;
|
|
}
|
|
|
|
status = AVRC_ParsResponse(p_meta_msg->p_msg, &avrc_response);
|
|
if (status != AVRC_STS_NO_ERROR) {
|
|
BTC_TRACE_WARNING("%s: code %d error 0x%x", __FUNCTION__, p_meta_msg->code, status);
|
|
return;
|
|
}
|
|
|
|
tAVRC_MSG *avrc_msg = p_meta_msg->p_msg;
|
|
vendor_msg = &avrc_msg->vendor;
|
|
switch (avrc_response.rsp.pdu) {
|
|
case AVRC_PDU_REGISTER_NOTIFICATION:
|
|
if (vendor_msg->hdr.ctype == AVRC_RSP_CHANGED) {
|
|
handle_rc_notification_rsp(vendor_msg);
|
|
} else if (vendor_msg->hdr.ctype == AVRC_RSP_INTERIM) {
|
|
// ignore this response
|
|
}
|
|
break;
|
|
case AVRC_PDU_GET_ELEMENT_ATTR:
|
|
// todo: handle this PDU here
|
|
break;
|
|
case AVRC_PDU_GET_CAPABILITIES:
|
|
if (vendor_msg->hdr.ctype == AVRC_RSP_IMPL_STBL) {
|
|
handle_rc_get_caps_rsp(&avrc_response.get_caps);
|
|
}
|
|
break;
|
|
case AVRC_PDU_SET_ABSOLUTE_VOLUME:
|
|
if (vendor_msg->hdr.ctype == AVRC_RSP_ACCEPT) {
|
|
handle_rc_set_absolute_volume_rsp(&avrc_response.volume);
|
|
}
|
|
break;
|
|
default:
|
|
BTC_TRACE_WARNING("%s: unhandled meta rsp: pdu 0x%x", __FUNCTION__, avrc_response.rsp.pdu);
|
|
}
|
|
}
|
|
|
|
/***************************************************************************
|
|
* Function handle_rc_passthrough_rsp
|
|
*
|
|
* - Argument: tBTA_AV_REMOTE_RSP passthrough command response
|
|
*
|
|
* - Description: Remote control passthrough response handler
|
|
*
|
|
***************************************************************************/
|
|
static void handle_rc_passthrough_rsp ( tBTA_AV_REMOTE_RSP *p_remote_rsp)
|
|
{
|
|
#if (AVRC_CTLR_INCLUDED == TRUE)
|
|
const char *status;
|
|
if (btc_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;
|
|
}
|
|
|
|
BTC_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 {
|
|
BTC_TRACE_ERROR("%s DUT does not support AVRCP controller role", __FUNCTION__);
|
|
}
|
|
|
|
UNUSED(status);
|
|
#else
|
|
BTC_TRACE_ERROR("%s AVRCP controller role is not enabled", __FUNCTION__);
|
|
#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)
|
|
{
|
|
esp_avrc_tg_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_tg_cb_param_t));
|
|
param.psth_cmd.key_code = p_remote_cmd->rc_id;
|
|
param.psth_cmd.key_state = p_remote_cmd->key_state;
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_TG_PASSTHROUGH_CMD_EVT, ¶m);
|
|
}
|
|
|
|
/***************************************************************************
|
|
**
|
|
** Function btc_rc_handler
|
|
**
|
|
** Description RC event handler
|
|
**
|
|
***************************************************************************/
|
|
void btc_rc_handler(tBTA_AV_EVT event, tBTA_AV *p_data)
|
|
{
|
|
BTC_TRACE_DEBUG ("%s event:%s", __FUNCTION__, dump_rc_event(event));
|
|
switch (event) {
|
|
case BTA_AV_RC_OPEN_EVT: {
|
|
BTC_TRACE_DEBUG("RC open, 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;
|
|
|
|
#if (AVRC_CTLR_INCLUDED == TRUE)
|
|
case BTA_AV_REMOTE_RSP_EVT: {
|
|
BTC_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: {
|
|
BTC_TRACE_DEBUG("Peer_features:%x", p_data->rc_feat.peer_features);
|
|
do {
|
|
// report connection state if connection state wasn't reported on BTA_AV_RC_OPEN_EVT
|
|
tBTA_AV_FEAT old_feats = btc_rc_cb.rc_features;
|
|
if ((p_data->rc_feat.peer_features & BTA_AV_FEAT_RCTG) &&
|
|
!(old_feats & 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;
|
|
memcpy(param.conn_stat.remote_bda, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
|
|
btc_avrc_ct_cb_to_app(ESP_AVRC_CT_CONNECTION_STATE_EVT, ¶m);
|
|
}
|
|
if ((p_data->rc_feat.peer_features & BTA_AV_FEAT_RCCT) &&
|
|
!(old_feats & BTA_AV_FEAT_RCCT)) {
|
|
esp_avrc_tg_cb_param_t param;
|
|
memset(¶m, 0, sizeof(esp_avrc_ct_cb_param_t));
|
|
param.conn_stat.connected = true;
|
|
memcpy(param.conn_stat.remote_bda, btc_rc_cb.rc_addr, sizeof(esp_bd_addr_t));
|
|
btc_avrc_tg_cb_to_app(ESP_AVRC_CT_CONNECTION_STATE_EVT, ¶m);
|
|
}
|
|
} while (0);
|
|
btc_rc_cb.rc_features = p_data->rc_feat.peer_features;
|
|
btc_rc_cb.rc_ct_features = p_data->rc_feat.peer_ct_features;
|
|
btc_rc_cb.rc_tg_features = p_data->rc_feat.peer_tg_features;
|
|
handle_rc_features();
|
|
}
|
|
break;
|
|
|
|
case BTA_AV_META_MSG_EVT: {
|
|
handle_rc_metamsg_cmd(&(p_data->meta_msg));
|
|
}
|
|
break;
|
|
case BTA_AV_REMOTE_CMD_EVT: {
|
|
BTC_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;
|
|
default:
|
|
BTC_TRACE_DEBUG("Unhandled RC event : 0x%x", event);
|
|
}
|
|
}
|
|
|
|
/***************************************************************************
|
|
**
|
|
** Function btc_rc_get_connected_peer
|
|
**
|
|
** Description Fetches the connected headset's BD_ADDR if any
|
|
**
|
|
***************************************************************************/
|
|
BOOLEAN btc_rc_get_connected_peer(BD_ADDR peer_addr)
|
|
{
|
|
if (btc_rc_cb.rc_connected == TRUE) {
|
|
bdcpy(peer_addr, btc_rc_cb.rc_addr);
|
|
return TRUE;
|
|
}
|
|
return FALSE;
|
|
}
|
|
|
|
/************************************************************************************
|
|
** AVRCP API Functions
|
|
************************************************************************************/
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function btc_avrc_ct_init
|
|
**
|
|
** Description Initializes the AVRC Controller interface
|
|
**
|
|
** Returns esp_err_t
|
|
**
|
|
*******************************************************************************/
|
|
static void btc_avrc_ct_init(void)
|
|
{
|
|
BTC_TRACE_DEBUG("## %s ##", __FUNCTION__);
|
|
if (s_rc_ct_init == BTC_RC_CT_INIT_MAGIC) {
|
|
BTC_TRACE_WARNING("%s already initialized", __FUNCTION__);
|
|
return;
|
|
}
|
|
|
|
/// initialize CT-specific resources
|
|
s_rc_ct_init = BTC_RC_CT_INIT_MAGIC;
|
|
|
|
/// initialize CT-TG shared resources
|
|
if (s_rc_tg_init != BTC_RC_TG_INIT_MAGIC) {
|
|
memset (&btc_rc_cb, 0, sizeof(btc_rc_cb_t));
|
|
}
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
**
|
|
** Function btc_avrc_ct_deinit
|
|
**
|
|
** Description Closes the AVRC Controller interface
|
|
**
|
|
** Returns void
|
|
**
|
|
***************************************************************************/
|
|
static void btc_avrc_ct_deinit(void)
|
|
{
|
|
BTC_TRACE_API("## %s ##", __FUNCTION__);
|
|
|
|
if (s_rc_ct_init != BTC_RC_CT_INIT_MAGIC) {
|
|
BTC_TRACE_WARNING("%s not initialized", __FUNCTION__);
|
|
return;
|
|
}
|
|
|
|
/// deinit CT-specific resources
|
|
s_rc_ct_init = 0;
|
|
|
|
/// deinit CT-TG shared resources
|
|
if (s_rc_tg_init != BTC_RC_TG_INIT_MAGIC) {
|
|
memset (&btc_rc_cb, 0, sizeof(btc_rc_cb_t));
|
|
}
|
|
|
|
BTC_TRACE_API("## %s ## completed", __FUNCTION__);
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_set_player_value_cmd(uint8_t tl, uint8_t attr_id, uint8_t value_id)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_METADATA_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
|
|
tAVRC_COMMAND avrc_cmd = {0};
|
|
BT_HDR *p_msg = NULL;
|
|
tAVRC_APP_SETTING values = {0};
|
|
|
|
values.attr_id = attr_id;
|
|
values.attr_val = value_id;
|
|
|
|
avrc_cmd.set_app_val.opcode = AVRC_OP_VENDOR;
|
|
avrc_cmd.set_app_val.status = AVRC_STS_NO_ERROR;
|
|
avrc_cmd.set_app_val.num_val = 1;
|
|
avrc_cmd.set_app_val.p_vals = &values;
|
|
avrc_cmd.set_app_val.pdu = AVRC_PDU_SET_PLAYER_APP_VALUE;
|
|
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_METADATA) {
|
|
status = AVRC_BldCommand(&avrc_cmd, &p_msg);
|
|
if (status == AVRC_STS_NO_ERROR) {
|
|
BTA_AvMetaCmd(btc_rc_cb.rc_handle, tl, BTA_AV_CMD_CTRL, p_msg);
|
|
status = BT_STATUS_SUCCESS;
|
|
}
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_get_rn_caps_cmd(uint8_t tl)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_METADATA_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
|
|
tAVRC_COMMAND avrc_cmd = {0};
|
|
BT_HDR *p_msg = NULL;
|
|
|
|
avrc_cmd.get_caps.opcode = AVRC_OP_VENDOR;
|
|
avrc_cmd.get_caps.status = AVRC_STS_NO_ERROR;
|
|
avrc_cmd.get_caps.pdu = AVRC_PDU_GET_CAPABILITIES;
|
|
avrc_cmd.get_caps.capability_id = AVRC_CAP_EVENTS_SUPPORTED;
|
|
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_METADATA) {
|
|
status = AVRC_BldCommand(&avrc_cmd, &p_msg);
|
|
if (status == AVRC_STS_NO_ERROR) {
|
|
BTA_AvMetaCmd(btc_rc_cb.rc_handle, tl, AVRC_CMD_STATUS, p_msg);
|
|
status = BT_STATUS_SUCCESS;
|
|
}
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_register_notification_cmd(uint8_t tl, uint8_t event_id, uint32_t event_parameter)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_METADATA_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
|
|
tAVRC_COMMAND avrc_cmd = {0};
|
|
BT_HDR *p_msg = NULL;
|
|
|
|
avrc_cmd.reg_notif.opcode = AVRC_OP_VENDOR;
|
|
avrc_cmd.reg_notif.status = AVRC_STS_NO_ERROR;
|
|
avrc_cmd.reg_notif.event_id = event_id;
|
|
avrc_cmd.reg_notif.param = event_parameter;
|
|
avrc_cmd.reg_notif.pdu = AVRC_PDU_REGISTER_NOTIFICATION;
|
|
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_METADATA) {
|
|
status = AVRC_BldCommand(&avrc_cmd, &p_msg);
|
|
if (status == AVRC_STS_NO_ERROR) {
|
|
BTA_AvMetaCmd(btc_rc_cb.rc_handle, tl, AVRC_CMD_NOTIF, p_msg);
|
|
status = BT_STATUS_SUCCESS;
|
|
}
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_set_absolute_volume_cmd(uint8_t tl, uint8_t volume)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_METADATA_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
|
|
tAVRC_COMMAND avrc_cmd = {0};
|
|
BT_HDR *p_msg = NULL;
|
|
|
|
avrc_cmd.volume.opcode = AVRC_OP_VENDOR;
|
|
avrc_cmd.volume.status = AVRC_STS_NO_ERROR;
|
|
avrc_cmd.volume.volume = volume;
|
|
avrc_cmd.volume.pdu = AVRC_PDU_SET_ABSOLUTE_VOLUME;
|
|
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_METADATA) {
|
|
status = AVRC_BldCommand(&avrc_cmd, &p_msg);
|
|
if (status == AVRC_STS_NO_ERROR) {
|
|
BTA_AvMetaCmd(btc_rc_cb.rc_handle, tl, AVRC_CMD_CTRL, p_msg);
|
|
status = BT_STATUS_SUCCESS;
|
|
}
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_metadata_cmd (uint8_t tl, uint8_t attr_mask)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_METADATA_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
uint32_t index = 0;
|
|
|
|
tAVRC_COMMAND avrc_cmd = {0};
|
|
BT_HDR *p_msg = NULL;
|
|
|
|
avrc_cmd.get_elem_attrs.opcode = AVRC_OP_VENDOR;
|
|
avrc_cmd.get_elem_attrs.status = AVRC_STS_NO_ERROR;
|
|
avrc_cmd.get_elem_attrs.pdu = AVRC_PDU_GET_ELEMENT_ATTR;
|
|
|
|
for (int count = 0; count < AVRC_MAX_ELEM_ATTR_SIZE; count++) {
|
|
if ((attr_mask & (1 << count)) > 0) {
|
|
avrc_cmd.get_elem_attrs.attrs[index] = count + 1;
|
|
index++;
|
|
}
|
|
}
|
|
|
|
avrc_cmd.get_elem_attrs.num_attr = index;
|
|
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_METADATA) {
|
|
status = AVRC_BldCommand(&avrc_cmd, &p_msg);
|
|
if (status == AVRC_STS_NO_ERROR) {
|
|
BTA_AvMetaCmd(btc_rc_cb.rc_handle, tl, AVRC_CMD_STATUS, p_msg);
|
|
status = BT_STATUS_SUCCESS;
|
|
}
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
static bt_status_t btc_avrc_ct_send_passthrough_cmd(uint8_t tl, uint8_t key_code, uint8_t key_state)
|
|
{
|
|
tAVRC_STS status = BT_STATUS_UNSUPPORTED;
|
|
|
|
#if (AVRC_CTLR_INCLUDED == TRUE)
|
|
CHECK_ESP_RC_CONNECTED;
|
|
BTC_TRACE_DEBUG("%s: key-code: %d, key-state: %d", __FUNCTION__,
|
|
key_code, key_state);
|
|
if (btc_rc_cb.rc_features & BTA_AV_FEAT_RCTG) {
|
|
BTA_AvRemoteCmd(btc_rc_cb.rc_handle, tl,
|
|
(tBTA_AV_RC)key_code, (tBTA_AV_STATE)key_state);
|
|
status = BT_STATUS_SUCCESS;
|
|
BTC_TRACE_API("%s: succesfully sent passthrough command to BTA", __FUNCTION__);
|
|
} else {
|
|
status = BT_STATUS_FAIL;
|
|
BTC_TRACE_DEBUG("%s: feature not supported", __FUNCTION__);
|
|
}
|
|
#else
|
|
BTC_TRACE_DEBUG("%s: feature not enabled", __FUNCTION__);
|
|
#endif
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
**
|
|
** Function btc_avrc_tg_init
|
|
**
|
|
** Description Initializes the AVRC Target interface
|
|
**
|
|
** Returns esp_err_t
|
|
**
|
|
*******************************************************************************/
|
|
static void btc_avrc_tg_init(void)
|
|
{
|
|
BTC_TRACE_DEBUG("## %s ##", __FUNCTION__);
|
|
if (s_rc_tg_init == BTC_RC_TG_INIT_MAGIC) {
|
|
BTC_TRACE_WARNING("%s already initialized", __FUNCTION__);
|
|
return;
|
|
}
|
|
|
|
/// initialize TG-specific resources
|
|
memcpy(s_psth_supported_cmd, cs_psth_dft_supported_cmd, sizeof(s_psth_supported_cmd));
|
|
s_rn_supported_evt = cs_rn_dft_supported_evt;
|
|
|
|
/// initialize CT-TG shared resources
|
|
if (s_rc_ct_init != BTC_RC_CT_INIT_MAGIC) {
|
|
memset (&btc_rc_cb, 0, sizeof(btc_rc_cb));
|
|
}
|
|
|
|
s_rc_tg_init = BTC_RC_TG_INIT_MAGIC;
|
|
}
|
|
|
|
|
|
/***************************************************************************
|
|
**
|
|
** Function btc_avrc_tg_deinit
|
|
**
|
|
** Description Closes the AVRC Target interface
|
|
**
|
|
** Returns void
|
|
**
|
|
***************************************************************************/
|
|
static void btc_avrc_tg_deinit(void)
|
|
{
|
|
BTC_TRACE_API("## %s ##", __FUNCTION__);
|
|
|
|
if (s_rc_tg_init != BTC_RC_TG_INIT_MAGIC) {
|
|
BTC_TRACE_WARNING("%s not initialized", __FUNCTION__);
|
|
return;
|
|
}
|
|
|
|
/// deinit TG-specific resources
|
|
memset(s_psth_supported_cmd, 0, sizeof(s_psth_supported_cmd));
|
|
s_rn_supported_evt = 0;
|
|
s_rc_tg_init = 0;
|
|
|
|
/// deinit CT-TG shared resources
|
|
if (s_rc_ct_init != BTC_RC_CT_INIT_MAGIC) {
|
|
memset (&btc_rc_cb, 0, sizeof(btc_rc_cb));
|
|
}
|
|
|
|
BTC_TRACE_API("## %s ## completed", __FUNCTION__);
|
|
}
|
|
|
|
static void btc_avrc_tg_send_rn_rsp(esp_avrc_rn_event_ids_t event_id, esp_avrc_rn_rsp_t rsp, const esp_avrc_rn_param_t *param)
|
|
{
|
|
tAVRC_RESPONSE avrc_rsp;
|
|
if (! btc_avrc_tg_connected_p()) {
|
|
BTC_TRACE_WARNING("%s, RC unconnected, operation fail, event_id 0x%x", __FUNCTION__, event_id);
|
|
return;
|
|
}
|
|
|
|
if (btc_rc_cb.rc_ntf[event_id - 1].registered == FALSE) {
|
|
BTC_TRACE_ERROR("Event id not registered: event_id = %x", event_id);
|
|
return;
|
|
}
|
|
memset(&(avrc_rsp.reg_notif), 0, sizeof(tAVRC_REG_NOTIF_RSP));
|
|
avrc_rsp.reg_notif.event_id = event_id;
|
|
|
|
switch (event_id) {
|
|
case ESP_AVRC_RN_VOLUME_CHANGE:
|
|
avrc_rsp.reg_notif.param.volume = param->volume;
|
|
break;
|
|
// todo: implement other event notifications
|
|
default:
|
|
BTC_TRACE_WARNING("%s : Unhandled event ID : 0x%x", __FUNCTION__, event_id);
|
|
return;
|
|
}
|
|
|
|
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(btc_rc_cb.rc_handle, btc_rc_cb.rc_ntf[event_id - 1].label,
|
|
((rsp == ESP_AVRC_RN_RSP_INTERIM) ? AVRC_CMD_NOTIF : AVRC_RSP_CHANGED), &avrc_rsp);
|
|
return;
|
|
}
|
|
|
|
void btc_avrc_ct_call_handler(btc_msg_t *msg)
|
|
{
|
|
btc_avrc_args_t *arg = (btc_avrc_args_t *)(msg->arg);
|
|
switch (msg->act) {
|
|
case BTC_AVRC_CT_API_INIT_EVT: {
|
|
btc_avrc_ct_init();
|
|
// todo: callback to application
|
|
break;
|
|
}
|
|
case BTC_AVRC_CT_API_DEINIT_EVT: {
|
|
btc_avrc_ct_deinit();
|
|
// todo: callback to application
|
|
break;
|
|
}
|
|
case BTC_AVRC_CTRL_API_SND_PTCMD_EVT: {
|
|
btc_avrc_ct_send_passthrough_cmd(arg->pt_cmd.tl, arg->pt_cmd.key_code, arg->pt_cmd.key_state);
|
|
// todo: callback to application
|
|
break;
|
|
}
|
|
case BTC_AVRC_STATUS_API_SND_META_EVT: {
|
|
btc_avrc_ct_send_metadata_cmd(arg->md_cmd.tl, arg->md_cmd.attr_mask);
|
|
break;
|
|
}
|
|
case BTC_AVRC_STATUS_API_SND_GET_RN_CAPS_EVT: {
|
|
btc_avrc_ct_send_get_rn_caps_cmd(arg->get_caps_cmd.tl);
|
|
break;
|
|
}
|
|
case BTC_AVRC_NOTIFY_API_SND_REG_NOTIFY_EVT: {
|
|
btc_avrc_ct_send_register_notification_cmd(arg->rn_cmd.tl, arg->rn_cmd.event_id, arg->rn_cmd.event_parameter);
|
|
break;
|
|
}
|
|
case BTC_AVRC_CTRL_API_SND_SET_PLAYER_SETTING_EVT: {
|
|
btc_avrc_ct_send_set_player_value_cmd(arg->ps_cmd.tl, arg->ps_cmd.attr_id, arg->ps_cmd.value_id);
|
|
break;
|
|
}
|
|
case BTC_AVRC_CTRL_API_SND_SET_ABSOLUTE_VOLUME_EVT: {
|
|
btc_avrc_ct_send_set_absolute_volume_cmd(arg->set_abs_vol_cmd.tl, arg->set_abs_vol_cmd.volume);
|
|
break;
|
|
}
|
|
default:
|
|
BTC_TRACE_WARNING("%s : unhandled event: %d\n", __FUNCTION__, msg->act);
|
|
}
|
|
}
|
|
|
|
void btc_avrc_tg_call_handler(btc_msg_t *msg)
|
|
{
|
|
btc_avrc_tg_args_t *arg = (btc_avrc_tg_args_t *)(msg->arg);
|
|
switch (msg->act) {
|
|
case BTC_AVRC_TG_API_INIT_EVT: {
|
|
btc_avrc_tg_init();
|
|
break;
|
|
}
|
|
case BTC_AVRC_TG_API_DEINIT_EVT: {
|
|
btc_avrc_tg_deinit();
|
|
break;
|
|
}
|
|
case BTC_AVRC_TG_API_SET_RN_SUPPORTED_EVT: {
|
|
btc_avrc_tg_set_rn_supported_evt(arg->set_rn_evt);
|
|
break;
|
|
}
|
|
case BTC_AVRC_TG_API_SET_PSTH_SUPPORTED_CMD_EVT: {
|
|
btc_avrc_tg_set_supported_command(arg->set_psth_cmd);
|
|
break;
|
|
}
|
|
case BTC_AVRC_TG_API_SEND_RN_RSP_EVT: {
|
|
btc_avrc_tg_send_rn_rsp(arg->rn_rsp.event_id, arg->rn_rsp.rsp,
|
|
&arg->rn_rsp.param);
|
|
break;
|
|
}
|
|
default:
|
|
BTC_TRACE_WARNING("%s : unhandled event: %d\n", __FUNCTION__, msg->act);
|
|
}
|
|
|
|
btc_avrc_tg_arg_deep_free(msg);
|
|
}
|
|
|
|
#endif /* #if BTC_AV_INCLUDED */
|