76 lines
2.9 KiB
C++
76 lines
2.9 KiB
C++
// Copyright 2017 The Crashpad Authors
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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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#ifndef CRASHPAD_TEST_FILESYSTEM_H_
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#define CRASHPAD_TEST_FILESYSTEM_H_
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#include "base/files/file_path.h"
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#include <time.h>
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#include "build/build_config.h"
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namespace crashpad {
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namespace test {
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//! \brief Creates an empty file at path \a filepath.
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bool CreateFile(const base::FilePath& filepath);
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//! \brief Returns `true` if a filesystem node exists at path \a path.
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bool PathExists(const base::FilePath& path);
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//! \brief Sets the modification time for a file, directory, or symbolic link.
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//!
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//! \param[in] path The path to the file to set the modification time for.
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//! \param[in] mtime The new modification time for the file.
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//! \return `true` on success. Otherwise `false` with a message logged.
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bool SetFileModificationTime(const base::FilePath& path, const timespec& mtime);
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#if !BUILDFLAG(IS_FUCHSIA) || DOXYGEN
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// There are no symbolic links on Fuchsia. Don’t bother declaring or defining
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// symbolic link-related functions at all, because it’s an error to even pretend
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// that symbolic links might be available on Fuchsia.
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//! \brief Determines whether it should be possible to create symbolic links.
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//!
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//! It is always possible to create symbolic links on POSIX.
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//!
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//! On Windows, it is only possible to create symbolic links when running as an
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//! administrator, or as a non-administrator when running Windows 10 build 15063
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//! (1703, Creators Update) or later, provided that developer mode is enabled
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//! and `SYMBOLIC_LINK_FLAG_ALLOW_UNPRIVILEGED_CREATE` is used. This function
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//! tests the creation of a symbolic link and returns true on success, and false
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//! on failure. If the symbolic link could not be created for a reason other
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//! than the expected lack of privilege, a message is logged.
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//!
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//! Additional background: <a
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//! href="https://blogs.windows.com/buildingapps/2016/12/02/symlinks-windows-10/">Symlinks
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//! in Windows 10!</a>
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bool CanCreateSymbolicLinks();
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//! \brief Creates a new symbolic link.
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//!
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//! \param[in] target_path The target for the link.
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//! \param[in] symlink_path The name for the new link.
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//! \return `true` on success. Otherwise `false` with a message logged.
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bool CreateSymbolicLink(const base::FilePath& target_path,
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const base::FilePath& symlink_path);
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#endif // !BUILDFLAG(IS_FUCHSIA) || DOXYGEN
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} // namespace test
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} // namespace crashpad
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#endif // CRASHPAD_TEST_FILESYSTEM_H_
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