75 lines
2.1 KiB
C++
75 lines
2.1 KiB
C++
/*
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* Copyright 2022 The Android Open Source Project
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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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#include "metrics/utils.h"
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#include <base/files/file_util.h>
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#include <base/strings/string_util.h>
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namespace bluetooth {
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namespace metrics {
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namespace {
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// The path to the kernel's boot_id.
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const char kBootIdPath[] = "/proc/sys/kernel/random/boot_id";
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} // namespace
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bool GetBootId(std::string* boot_id) {
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if (!base::ReadFileToString(base::FilePath(kBootIdPath), boot_id)) {
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return false;
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}
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base::TrimWhitespaceASCII(*boot_id, base::TRIM_TRAILING, boot_id);
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return true;
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}
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int GetArgumentTypeFromList(
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std::vector<std::pair<os::ArgumentType, int>>& argument_list, os::ArgumentType argumentType) {
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for (std::pair<os::ArgumentType, int> argumentPair : argument_list) {
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if (argumentPair.first == argumentType) {
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return argumentPair.second;
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}
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}
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return -1;
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}
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os::LeConnectionType GetLeConnectionTypeFromCID(int fixed_cid) {
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switch(fixed_cid) {
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case 3: {
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return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_AMP;
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}
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case 4: {
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return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_ATT;
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}
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case 5: {
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return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_LE_SIGNALLING;
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}
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case 6: {
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return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_SMP;
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}
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case 7: {
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return os::LeConnectionType::CONNECTION_TYPE_L2CAP_FIXED_CHNL_SMP_BR_EDR;
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}
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default: {
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return os::LeConnectionType::CONNECTION_TYPE_UNSPECIFIED;
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}
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}
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}
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} // namespace metrics
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} // namespace bluetooth
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