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103 lines
3.5 KiB
103 lines
3.5 KiB
/*
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* Copyright (C) 2019 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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#pragma once
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#include <android-base/strings.h>
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#include <fmt/format.h>
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#ifdef ANDROID_BINDER_STATUS_H
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#define IS_BINDER_OK(__ex__) (__ex__ == ::android::binder::Status::EX_NONE)
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#define EXCEPTION_TO_STRING(__ex__, str) \
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case ::android::binder::Status::__ex__: \
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return str;
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#define TO_EXCEPTION(__ex__) __ex__;
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#else
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#define IS_BINDER_OK(__ex__) (AStatus_isOk(AStatus_fromExceptionCode(__ex__)))
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#define EXCEPTION_TO_STRING(__ex__, str) \
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case __ex__: \
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return str;
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#define TO_EXCEPTION(__ex__) AStatus_getExceptionCode(AStatus_fromExceptionCode(__ex__));
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#endif
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std::string exceptionToString(int32_t exception) {
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switch (exception) {
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EXCEPTION_TO_STRING(EX_SECURITY, "SecurityException")
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EXCEPTION_TO_STRING(EX_BAD_PARCELABLE, "BadParcelableException")
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EXCEPTION_TO_STRING(EX_ILLEGAL_ARGUMENT, "IllegalArgumentException")
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EXCEPTION_TO_STRING(EX_NULL_POINTER, "NullPointerException")
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EXCEPTION_TO_STRING(EX_ILLEGAL_STATE, "IllegalStateException")
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EXCEPTION_TO_STRING(EX_NETWORK_MAIN_THREAD, "NetworkMainThreadException")
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EXCEPTION_TO_STRING(EX_UNSUPPORTED_OPERATION, "UnsupportedOperationException")
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EXCEPTION_TO_STRING(EX_SERVICE_SPECIFIC, "ServiceSpecificException")
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EXCEPTION_TO_STRING(EX_PARCELABLE, "ParcelableException")
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EXCEPTION_TO_STRING(EX_TRANSACTION_FAILED, "TransactionFailedException")
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default:
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return "UnknownException";
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}
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}
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using LogFn = std::function<void(const std::string& msg)>;
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template <typename LogType>
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void binderCallLogFn(const LogType& log, const LogFn& logFn) {
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using namespace std::string_literals;
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bool hasReturnArgs;
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std::string output;
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hasReturnArgs = !log.result.empty();
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output.append(log.method_name + "("s);
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// input args
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for (size_t i = 0; i < log.input_args.size(); ++i) {
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output.append(log.input_args[i].second);
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if (i != log.input_args.size() - 1) {
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output.append(", "s);
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}
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}
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output.append(")"s);
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const int exceptionCode = TO_EXCEPTION(log.exception_code);
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if (hasReturnArgs || !IS_BINDER_OK(exceptionCode)) {
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output.append(" -> "s);
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}
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// return status
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if (!IS_BINDER_OK(exceptionCode)) {
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// an exception occurred
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const int errCode = log.service_specific_error_code;
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output.append(fmt::format("{}({}, \"{}\")", exceptionToString(exceptionCode),
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(errCode != 0) ? errCode : exceptionCode, log.exception_message));
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}
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// return args
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if (hasReturnArgs) {
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output.append("{" + log.result + "}");
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}
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// duration time
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output.append(fmt::format(" <{:.2f}ms>", log.duration_ms));
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// escape newline characters to avoid multiline log entries
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logFn(::android::base::StringReplace(output, "\n", "\\n", true));
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}
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