diff options
Diffstat (limited to 'externals/breakpad/src/common/linux/scoped_tmpfile.cc')
| -rw-r--r-- | externals/breakpad/src/common/linux/scoped_tmpfile.cc | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/externals/breakpad/src/common/linux/scoped_tmpfile.cc b/externals/breakpad/src/common/linux/scoped_tmpfile.cc deleted file mode 100644 index 2395a64e88..0000000000 --- a/externals/breakpad/src/common/linux/scoped_tmpfile.cc +++ /dev/null @@ -1,103 +0,0 @@ -// Copyright 2022 Google LLC -// -// Redistribution and use in source and binary forms, with or without -// modification, are permitted provided that the following conditions are -// met: -// -// * Redistributions of source code must retain the above copyright -// notice, this list of conditions and the following disclaimer. -// * Redistributions in binary form must reproduce the above -// copyright notice, this list of conditions and the following disclaimer -// in the documentation and/or other materials provided with the -// distribution. -// * Neither the name of Google LLC nor the names of its -// contributors may be used to endorse or promote products derived from -// this software without specific prior written permission. -// -// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -// Utility class for creating a temporary file that is deleted in the -// destructor. - -#ifdef HAVE_CONFIG_H -#include <config.h> // Must come first -#endif - -#include "common/linux/scoped_tmpfile.h" - -#include <fcntl.h> -#include <stdlib.h> -#include <string.h> -#include <sys/types.h> -#include <unistd.h> - -#include "common/linux/eintr_wrapper.h" - -#if !defined(__ANDROID__) -#define TEMPDIR "/tmp" -#else -#define TEMPDIR "/data/local/tmp" -#endif - -namespace google_breakpad { - -ScopedTmpFile::ScopedTmpFile() = default; - -ScopedTmpFile::~ScopedTmpFile() { - if (fd_ >= 0) { - close(fd_); - fd_ = -1; - } -} - -bool ScopedTmpFile::InitEmpty() { - // Prevent calling Init when fd_ is already valid, leaking the file. - if (fd_ != -1) { - return false; - } - - // Respect the TMPDIR environment variable. - const char* tempdir = getenv("TMPDIR"); - if (!tempdir) { - tempdir = TEMPDIR; - } - - // Create a temporary file that is not linked in to the filesystem, and that - // is only accessible by the current user. - fd_ = open(tempdir, O_TMPFILE | O_RDWR, S_IRUSR | S_IWUSR); - - return fd_ >= 0; -} - -bool ScopedTmpFile::InitString(const char* text) { - return InitData(text, strlen(text)); -} - -bool ScopedTmpFile::InitData(const void* data, size_t data_len) { - if (!InitEmpty()) { - return false; - } - - return SetContents(data, data_len); -} - -bool ScopedTmpFile::SetContents(const void* data, size_t data_len) { - ssize_t r = HANDLE_EINTR(write(fd_, data, data_len)); - if (r != static_cast<ssize_t>(data_len)) { - return false; - } - - return 0 == lseek(fd_, 0, SEEK_SET); -} - -} // namespace google_breakpad |
