139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
// Copyright 2017-2018 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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#include "hid_dev.h"
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#include <stdint.h>
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#include <string.h>
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#include <stdbool.h>
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#include <stdio.h>
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#include "esp_log.h"
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static hid_report_map_t *hid_dev_rpt_tbl;
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static uint8_t hid_dev_rpt_tbl_Len;
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static hid_report_map_t *hid_dev_rpt_by_id(uint8_t id, uint8_t type)
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{
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hid_report_map_t *rpt = hid_dev_rpt_tbl;
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for (uint8_t i = hid_dev_rpt_tbl_Len; i > 0; i--, rpt++) {
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if (rpt->id == id && rpt->type == type && rpt->mode == hidProtocolMode) {
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return rpt;
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}
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}
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return NULL;
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}
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void hid_dev_register_reports(uint8_t num_reports, hid_report_map_t *p_report)
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{
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hid_dev_rpt_tbl = p_report;
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hid_dev_rpt_tbl_Len = num_reports;
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return;
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}
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void hid_dev_send_report(esp_gatt_if_t gatts_if, uint16_t conn_id,
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uint8_t id, uint8_t type, uint8_t length, uint8_t *data)
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{
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hid_report_map_t *p_rpt;
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// get att handle for report
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if ((p_rpt = hid_dev_rpt_by_id(id, type)) != NULL) {
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// if notifications are enabled
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ESP_LOGD(HID_LE_PRF_TAG, "%s(), send the report, handle = %d", __func__, p_rpt->handle);
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esp_ble_gatts_send_indicate(gatts_if, conn_id, p_rpt->handle, length, data, false);
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}
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return;
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}
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void hid_consumer_build_report(uint8_t *buffer, consumer_cmd_t cmd)
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{
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if (!buffer) {
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ESP_LOGE(HID_LE_PRF_TAG, "%s(), the buffer is NULL, hid build report failed.", __func__);
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return;
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}
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switch (cmd) {
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case HID_CONSUMER_CHANNEL_UP:
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HID_CC_RPT_SET_CHANNEL(buffer, HID_CC_RPT_CHANNEL_UP);
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break;
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case HID_CONSUMER_CHANNEL_DOWN:
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HID_CC_RPT_SET_CHANNEL(buffer, HID_CC_RPT_CHANNEL_DOWN);
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break;
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case HID_CONSUMER_VOLUME_UP:
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HID_CC_RPT_SET_VOLUME_UP(buffer);
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break;
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case HID_CONSUMER_VOLUME_DOWN:
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HID_CC_RPT_SET_VOLUME_DOWN(buffer);
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break;
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case HID_CONSUMER_MUTE:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_MUTE);
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break;
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case HID_CONSUMER_POWER:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_POWER);
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break;
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case HID_CONSUMER_RECALL_LAST:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_LAST);
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break;
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case HID_CONSUMER_ASSIGN_SEL:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_ASSIGN_SEL);
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break;
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case HID_CONSUMER_PLAY:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_PLAY);
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break;
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case HID_CONSUMER_PAUSE:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_PAUSE);
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break;
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case HID_CONSUMER_RECORD:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_RECORD);
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break;
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case HID_CONSUMER_FAST_FORWARD:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_FAST_FWD);
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break;
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case HID_CONSUMER_REWIND:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_REWIND);
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break;
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case HID_CONSUMER_SCAN_NEXT_TRK:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_SCAN_NEXT_TRK);
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break;
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case HID_CONSUMER_SCAN_PREV_TRK:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_SCAN_PREV_TRK);
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break;
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case HID_CONSUMER_STOP:
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HID_CC_RPT_SET_BUTTON(buffer, HID_CC_RPT_STOP);
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break;
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default:
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break;
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}
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return;
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}
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