123456789101112131415161718192021222324252627282930313233343536373839404142 |
- // Copyright (c) 2011 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #include "base/process/process_handle.h"
- #include <limits.h>
- #include <stddef.h>
- #include <sys/sysctl.h>
- #include <sys/types.h>
- #include <sys/user.h>
- #include <unistd.h>
- namespace base {
- ProcessId GetParentProcessId(ProcessHandle process) {
- struct kinfo_proc info;
- size_t length;
- int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, process };
- if (sysctl(mib, std::size(mib), &info, &length, NULL, 0) < 0)
- return -1;
- return info.ki_ppid;
- }
- FilePath GetProcessExecutablePath(ProcessHandle process) {
- char pathname[PATH_MAX];
- size_t length;
- int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, process };
- length = sizeof(pathname);
- if (sysctl(mib, std::size(mib), pathname, &length, NULL, 0) < 0 ||
- length == 0) {
- return FilePath();
- }
- return FilePath(std::string(pathname));
- }
- } // namespace base
|