unplugged-vendor/system/bt/mediatek/hci/mtk_hci_layer_android.cc

122 lines
4.2 KiB
C++

/* Copyright Statement:
* *
* * This software/firmware and related documentation ("MediaTek Software") are
* * protected under relevant copyright laws. The information contained herein
* * is confidential and proprietary to MediaTek Inc. and/or its licensors.
* * Without the prior written permission of MediaTek inc. and/or its licensors,
* * any reproduction, modification, use or disclosure of MediaTek Software,
* * and information contained herein, in whole or in part, shall be strictly prohibited.
* *
* * MediaTek Inc. (C) 2016. All rights reserved.
* *
* * BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* * THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
* * RECEIVED FROM MEDIATEK AND/OR ITS REPRESENTATIVES ARE PROVIDED TO RECEIVER ON
* * AN "AS-IS" BASIS ONLY. MEDIATEK EXPRESSLY DISCLAIMS ANY AND ALL WARRANTIES,
* * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF
* * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT.
* * NEITHER DOES MEDIATEK PROVIDE ANY WARRANTY WHATSOEVER WITH RESPECT TO THE
* * SOFTWARE OF ANY THIRD PARTY WHICH MAY BE USED BY, INCORPORATED IN, OR
* * SUPPLIED WITH THE MEDIATEK SOFTWARE, AND RECEIVER AGREES TO LOOK ONLY TO SUCH
* * THIRD PARTY FOR ANY WARRANTY CLAIM RELATING THERETO. RECEIVER EXPRESSLY ACKNOWLEDGES
* * THAT IT IS RECEIVER'S SOLE RESPONSIBILITY TO OBTAIN FROM ANY THIRD PARTY ALL PROPER LICENSES
* * CONTAINED IN MEDIATEK SOFTWARE. MEDIATEK SHALL ALSO NOT BE RESPONSIBLE FOR ANY MEDIATEK
* * SOFTWARE RELEASES MADE TO RECEIVER'S SPECIFICATION OR TO CONFORM TO A PARTICULAR
* * STANDARD OR OPEN FORUM. RECEIVER'S SOLE AND EXCLUSIVE REMEDY AND MEDIATEK'S ENTIRE AND
* * CUMULATIVE LIABILITY WITH RESPECT TO THE MEDIATEK SOFTWARE RELEASED HEREUNDER WILL BE,
* * AT MEDIATEK'S OPTION, TO REVISE OR REPLACE THE MEDIATEK SOFTWARE AT ISSUE,
* * OR REFUND ANY SOFTWARE LICENSE FEES OR SERVICE CHARGE PAID BY RECEIVER TO
* * MEDIATEK FOR SUCH MEDIATEK SOFTWARE AT ISSUE.
* *
* * The following software/firmware and/or related documentation ("MediaTek Software")
* * have been modified by MediaTek Inc. All revisions are subject to any receiver's
* * applicable license agreements with MediaTek Inc.
* */
#define LOG_TAG "mtk_bt_hci_layer"
#include <mutex>
#include <arpa/inet.h>
#include <base/logging.h>
#include <errno.h>
#include <fcntl.h>
#include <inttypes.h>
#include <limits.h>
#include <netinet/in.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/stat.h>
#include <sys/time.h>
#include <sys/uio.h>
#include <unistd.h>
#include "bt_target.h"
#include <mutex>
#include <unordered_map>
#include <unordered_set>
#include "log_tree_mgr.h"
#include "log_writer.h"
#include "logs_stats.h"
#include "osi/include/log.h"
#include "osi/include/osi.h"
#include "osi/include/thread.h"
#include "snoop_log_config.h"
#include "mtk_util.h"
#include "osi/include/properties.h"
#include <fcntl.h>
#include <inttypes.h>
#include <dirent.h>
#include <libgen.h>
#include "osi/include/properties.h"
#include <fcntl.h>
#include <inttypes.h>
#include <dirent.h>
#include <libgen.h>
#define MTK_LOG_PATH "/data/misc/bluetooth/logs/firmware_events.log"
static uint64_t hci_readability_timestamp(void) {
const int buf_size = 24;
char buffer[buf_size];
char buffer2[buf_size];
struct timeval tv;
time_t curtime = time(NULL);
struct tm * ltime = localtime(&curtime);
if (ltime == NULL) {
LOG_ERROR("%s localtime return NULL", __func__);
return 0;
}
strftime(buffer, sizeof(buffer), "%Y%m%d%H%M%S", ltime);
gettimeofday(&tv, NULL);
snprintf(buffer2, sizeof(buffer2), "%s", buffer);
return strtoull(buffer2, NULL, 10);
}
int mtk_hci_open_firmware_log_file() {
char full_path[PROPERTY_VALUE_MAX] = {0};
uint64_t read_ts = hci_readability_timestamp();
snprintf(full_path, PROPERTY_VALUE_MAX, "%s.%" PRIu64, MTK_LOG_PATH, read_ts);
mode_t prevmask = umask(0);
int logfile_fd = open(full_path, O_WRONLY | O_CREAT | O_TRUNC,
S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH);
umask(prevmask);
if (logfile_fd == INVALID_FD) {
LOG_ERROR("%s unable to open '%s': %s", __func__, full_path, strerror(errno));
}
return logfile_fd;
}