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/*
* Copyright (C) 2015 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _ADB_UTILS_H_
#define _ADB_UTILS_H_
#include <string>
#include <android-base/macros.h>
#include <android-base/unique_fd.h>
void close_stdin();
bool getcwd(std::string* cwd);
bool directory_exists(const std::string& path);
// Like the regular basename and dirname, but thread-safe on all
// platforms and capable of correctly handling exotic Windows paths.
std::string adb_basename(const std::string& path);
std::string adb_dirname(const std::string& path);
// Return the user's home directory.
// |check_env_first| - if true, on Windows check the ANDROID_SDK_HOME
// environment variable before trying the WinAPI call (useful when looking for
// the .android directory)
std::string adb_get_homedir_path(bool check_env_first);
bool mkdirs(const std::string& path);
std::string escape_arg(const std::string& s);
std::string dump_hex(const void* ptr, size_t byte_count);
std::string perror_str(const char* msg);
bool set_file_block_mode(int fd, bool block);
extern int adb_close(int fd);
// Helper to automatically close an FD when it goes out of scope.
struct AdbCloser {
static void Close(int fd) {
adb_close(fd);
}
};
using unique_fd = android::base::unique_fd_impl<AdbCloser>;
class ScopedFd {
public:
ScopedFd() {
}
~ScopedFd() {
Reset();
}
void Reset(int fd = -1) {
if (fd != fd_) {
if (valid()) {
adb_close(fd_);
}
fd_ = fd;
}
}
int Release() {
int temp = fd_;
fd_ = -1;
return temp;
}
bool valid() const {
return fd_ >= 0;
}
int fd() const {
return fd_;
}
private:
int fd_ = -1;
DISALLOW_COPY_AND_ASSIGN(ScopedFd);
};
#endif
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