0ad3017df7
1. move btif and A2DP source code from project directory to bluetooth directory; 2. some updates of audio source code;
214 lines
7.1 KiB
C
214 lines
7.1 KiB
C
/******************************************************************************
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*
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* Copyright (c) 2014 The Android Open Source Project
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* Copyright (C) 2009-2012 Broadcom Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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/************************************************************************************
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*
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* Filename: btif_util.c
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*
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* Description: Miscellaneous helper functions
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*
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*
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***********************************************************************************/
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// #include <hardware/bluetooth.h>
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// #include <hardware/bt_hf.h>
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// #include <hardware/bt_av.h>
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// #include <netinet/in.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.h>
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#define LOG_TAG "bt_btif_util"
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// #include "btif_common.h"
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// #include "bta_api.h"
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// #include "gki.h"
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// #include "btu.h"
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// #include "bte.h"
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// #include "btif_dm.h"
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#include "btif_util.h"
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// #include "bta_ag_api.h"
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#include "bta_av_api.h"
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// #include "bta_hh_api.h"
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// #include "bta_hf_client_api.h"
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// #include "avrc_defs.h"
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#include "bt_defs.h"
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/************************************************************************************
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** Constants & Macros
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************************************************************************************/
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#define ISDIGIT(a) ((a>='0') && (a<='9'))
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#define ISXDIGIT(a) (((a>='0') && (a<='9'))||((a>='A') && (a<='F'))||((a>='a') && (a<='f')))
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/************************************************************************************
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** Local type definitions
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************************************************************************************/
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/************************************************************************************
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** Static variables
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************************************************************************************/
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/************************************************************************************
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** Static functions
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************************************************************************************/
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/************************************************************************************
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** Externs
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************************************************************************************/
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/************************************************************************************
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** Functions
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************************************************************************************/
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/*****************************************************************************
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** Logging helper functions
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*****************************************************************************/
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const char *dump_rc_event(UINT8 event)
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{
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switch (event) {
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CASE_RETURN_STR(BTA_AV_RC_OPEN_EVT)
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CASE_RETURN_STR(BTA_AV_RC_CLOSE_EVT)
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CASE_RETURN_STR(BTA_AV_REMOTE_CMD_EVT)
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CASE_RETURN_STR(BTA_AV_REMOTE_RSP_EVT)
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CASE_RETURN_STR(BTA_AV_VENDOR_CMD_EVT)
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CASE_RETURN_STR(BTA_AV_VENDOR_RSP_EVT)
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CASE_RETURN_STR(BTA_AV_META_MSG_EVT)
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CASE_RETURN_STR(BTA_AV_RC_FEAT_EVT)
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default:
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return "UNKNOWN_EVENT";
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}
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}
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const char *dump_rc_notification_event_id(UINT8 event_id)
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{
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switch (event_id) {
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CASE_RETURN_STR(AVRC_EVT_PLAY_STATUS_CHANGE)
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CASE_RETURN_STR(AVRC_EVT_TRACK_CHANGE)
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CASE_RETURN_STR(AVRC_EVT_TRACK_REACHED_END)
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CASE_RETURN_STR(AVRC_EVT_TRACK_REACHED_START)
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CASE_RETURN_STR(AVRC_EVT_PLAY_POS_CHANGED)
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CASE_RETURN_STR(AVRC_EVT_BATTERY_STATUS_CHANGE)
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CASE_RETURN_STR(AVRC_EVT_SYSTEM_STATUS_CHANGE)
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CASE_RETURN_STR(AVRC_EVT_APP_SETTING_CHANGE)
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CASE_RETURN_STR(AVRC_EVT_VOLUME_CHANGE)
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default:
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return "Unhandled Event ID";
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}
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}
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const char *dump_rc_pdu(UINT8 pdu)
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{
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switch (pdu) {
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CASE_RETURN_STR(AVRC_PDU_LIST_PLAYER_APP_ATTR)
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CASE_RETURN_STR(AVRC_PDU_LIST_PLAYER_APP_VALUES)
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CASE_RETURN_STR(AVRC_PDU_GET_CUR_PLAYER_APP_VALUE)
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CASE_RETURN_STR(AVRC_PDU_SET_PLAYER_APP_VALUE)
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CASE_RETURN_STR(AVRC_PDU_GET_PLAYER_APP_ATTR_TEXT)
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CASE_RETURN_STR(AVRC_PDU_GET_PLAYER_APP_VALUE_TEXT)
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CASE_RETURN_STR(AVRC_PDU_INFORM_DISPLAY_CHARSET)
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CASE_RETURN_STR(AVRC_PDU_INFORM_BATTERY_STAT_OF_CT)
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CASE_RETURN_STR(AVRC_PDU_GET_ELEMENT_ATTR)
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CASE_RETURN_STR(AVRC_PDU_GET_PLAY_STATUS)
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CASE_RETURN_STR(AVRC_PDU_REGISTER_NOTIFICATION)
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CASE_RETURN_STR(AVRC_PDU_REQUEST_CONTINUATION_RSP)
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CASE_RETURN_STR(AVRC_PDU_ABORT_CONTINUATION_RSP)
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CASE_RETURN_STR(AVRC_PDU_SET_ABSOLUTE_VOLUME)
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default:
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return "Unknown PDU";
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}
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}
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UINT32 devclass2uint(DEV_CLASS dev_class)
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{
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UINT32 cod = 0;
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if (dev_class != NULL) {
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/* if COD is 0, irrespective of the device type set it to Unclassified device */
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cod = (dev_class[2]) | (dev_class[1] << 8) | (dev_class[0] << 16);
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}
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return cod;
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}
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void uint2devclass(UINT32 cod, DEV_CLASS dev_class)
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{
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dev_class[2] = (UINT8)cod;
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dev_class[1] = (UINT8)(cod >> 8);
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dev_class[0] = (UINT8)(cod >> 16);
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}
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static const UINT8 sdp_base_uuid[] = {0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10, 0x00,
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0x80, 0x00, 0x00, 0x80, 0x5F, 0x9B, 0x34, 0xFB
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};
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void uuid16_to_uuid128(uint16_t uuid16, bt_uuid_t *uuid128)
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{
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uint16_t uuid16_bo;
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memset(uuid128, 0, sizeof(bt_uuid_t));
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memcpy(uuid128->uu, sdp_base_uuid, MAX_UUID_SIZE);
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uuid16_bo = ntohs(uuid16);
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memcpy(uuid128->uu + 2, &uuid16_bo, sizeof(uint16_t));
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}
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void string_to_uuid(char *str, bt_uuid_t *p_uuid)
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{
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uint32_t uuid0, uuid4;
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uint16_t uuid1, uuid2, uuid3, uuid5;
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sscanf(str, "%08x-%04hx-%04hx-%04hx-%08x%04hx",
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&uuid0, &uuid1, &uuid2, &uuid3, &uuid4, &uuid5);
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uuid0 = htonl(uuid0);
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uuid1 = htons(uuid1);
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uuid2 = htons(uuid2);
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uuid3 = htons(uuid3);
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uuid4 = htonl(uuid4);
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uuid5 = htons(uuid5);
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memcpy(&(p_uuid->uu[0]), &uuid0, 4);
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memcpy(&(p_uuid->uu[4]), &uuid1, 2);
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memcpy(&(p_uuid->uu[6]), &uuid2, 2);
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memcpy(&(p_uuid->uu[8]), &uuid3, 2);
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memcpy(&(p_uuid->uu[10]), &uuid4, 4);
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memcpy(&(p_uuid->uu[14]), &uuid5, 2);
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return;
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}
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void uuid_to_string_legacy(bt_uuid_t *p_uuid, char *str)
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{
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uint32_t uuid0, uuid4;
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uint16_t uuid1, uuid2, uuid3, uuid5;
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memcpy(&uuid0, &(p_uuid->uu[0]), 4);
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memcpy(&uuid1, &(p_uuid->uu[4]), 2);
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memcpy(&uuid2, &(p_uuid->uu[6]), 2);
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memcpy(&uuid3, &(p_uuid->uu[8]), 2);
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memcpy(&uuid4, &(p_uuid->uu[10]), 4);
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memcpy(&uuid5, &(p_uuid->uu[14]), 2);
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sprintf((char *)str, "%.8x-%.4x-%.4x-%.4x-%.8x%.4x",
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ntohl(uuid0), ntohs(uuid1),
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ntohs(uuid2), ntohs(uuid3),
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ntohl(uuid4), ntohs(uuid5));
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return;
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}
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