91 lines
2.2 KiB
C++
91 lines
2.2 KiB
C++
/*
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* Copyright (C) 2018 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 <utils/Path.h>
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#include <dirent.h>
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#include <pwd.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/stat.h>
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#include <cstdint>
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namespace utils {
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bool Path::mkdir() const {
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return ::mkdir(m_path.c_str(), S_IRUSR | S_IWUSR | S_IXUSR) == 0;
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}
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Path Path::getCurrentExecutable() {
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// First, need to establish resource path.
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char exec_buf[2048];
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Path result;
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uint32_t buffer_size = sizeof(exec_buf)-1;
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ssize_t sz = readlink("/proc/self/exe", exec_buf, buffer_size);
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if (sz > 0) {
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exec_buf[sz] = 0;
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result.setPath(exec_buf);
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}
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return result;
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}
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Path Path::getTemporaryDirectory() {
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return Path("/tmp/");
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}
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Path Path::getUserSettingsDirectory() {
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const char* home = getenv("HOME");
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if (!home) {
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struct passwd* pwd = getpwuid(getuid());
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if (pwd) {
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home = pwd->pw_dir;
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}
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}
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return Path(home);
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}
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std::vector<Path> Path::listContents() const {
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// Return an empty vector if the path doesn't exist or is not a directory
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if (!isDirectory() || !exists()) {
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return {};
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}
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struct dirent* directory;
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DIR* dir;
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dir = opendir(c_str());
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if (dir == nullptr) {
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// Path does not exist or could not be read
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return {};
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}
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std::vector<Path> directory_contents;
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while ((directory = readdir(dir)) != nullptr) {
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const char* file = directory->d_name;
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if (file[0] != '.') {
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directory_contents.push_back(concat(directory->d_name));
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}
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}
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closedir(dir);
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return directory_contents;
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}
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} // namespace utils
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