7b21637782
See https://source.android.com/setup/contribute/respectful-code for reference Bug: 161896447 Change-Id: Iafcccbdbdf3ff1078e87000e2ce560ff09b43f68
129 lines
3.5 KiB
C++
129 lines
3.5 KiB
C++
/*
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* Copyright (C) 2015 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 <charconv>
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#include <condition_variable>
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#include <mutex>
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#include <string>
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#include <string_view>
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#include <type_traits>
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#include <vector>
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#include <android-base/macros.h>
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#include "adb.h"
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#include "adb_unique_fd.h"
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void close_stdin();
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bool getcwd(std::string* cwd);
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bool directory_exists(const std::string& path);
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// Return the user's home directory.
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std::string adb_get_homedir_path();
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// Return the adb user directory.
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std::string adb_get_android_dir_path();
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bool mkdirs(const std::string& path);
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std::string escape_arg(const std::string& s);
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std::string dump_hex(const void* ptr, size_t byte_count);
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std::string dump_header(const amessage* msg);
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std::string dump_packet(const char* name, const char* func, const apacket* p);
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std::string perror_str(const char* msg);
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[[noreturn]] void error_exit(const char* fmt, ...) __attribute__((__format__(__printf__, 1, 2)));
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[[noreturn]] void perror_exit(const char* fmt, ...) __attribute__((__format__(__printf__, 1, 2)));
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bool set_file_block_mode(borrowed_fd fd, bool block);
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// Given forward/reverse targets, returns true if they look valid. If an error is found, fills
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// |error| and returns false.
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// Currently this only checks "tcp:" targets. Additional checking could be added for other targets
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// if needed.
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bool forward_targets_are_valid(const std::string& source, const std::string& dest,
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std::string* error);
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// A thread-safe blocking queue.
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template <typename T>
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class BlockingQueue {
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std::mutex mutex;
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std::condition_variable cv;
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std::vector<T> queue;
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public:
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void Push(const T& t) {
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{
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std::unique_lock<std::mutex> lock(mutex);
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queue.push_back(t);
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}
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cv.notify_one();
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}
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template <typename Fn>
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void PopAll(Fn fn) {
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std::vector<T> popped;
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{
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std::unique_lock<std::mutex> lock(mutex);
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cv.wait(lock, [this]() { return !queue.empty(); });
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popped = std::move(queue);
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queue.clear();
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}
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for (const T& t : popped) {
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fn(t);
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}
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}
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};
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std::string GetLogFilePath();
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inline std::string_view StripTrailingNulls(std::string_view str) {
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size_t n = 0;
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for (auto it = str.rbegin(); it != str.rend(); ++it) {
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if (*it != '\0') {
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break;
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}
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++n;
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}
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str.remove_suffix(n);
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return str;
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}
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// Base-10 stroll on a string_view.
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template <typename T>
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inline bool ParseUint(T* result, std::string_view str, std::string_view* remaining = nullptr) {
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T value;
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const auto res = std::from_chars(str.begin(), str.end(), value);
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if (res.ec != std::errc{}) {
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return false;
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}
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if (res.ptr != str.end() && !remaining) {
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return false;
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}
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if (remaining) {
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*remaining = std::string_view(res.ptr, str.end() - res.ptr);
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}
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*result = value;
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return true;
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}
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