| // 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 <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, arraysize(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, arraysize(mib), pathname, &length, NULL, 0) < 0 || |
| length == 0) { |
| return FilePath(); |
| } |
| |
| return FilePath(std::string(pathname)); |
| } |
| |
| } // namespace base |