| // Copyright (c) 2013 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 <libproc.h> |
| #include <sys/sysctl.h> |
| #include <sys/types.h> |
| |
| #include "base/logging.h" |
| |
| namespace base { |
| |
| ProcessId GetParentProcessId(ProcessHandle process) { |
| struct kinfo_proc info; |
| size_t length = sizeof(struct kinfo_proc); |
| int mib[4] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, process }; |
| if (sysctl(mib, 4, &info, &length, NULL, 0) < 0) { |
| DPLOG(ERROR) << "sysctl"; |
| return -1; |
| } |
| if (length == 0) |
| return -1; |
| return info.kp_eproc.e_ppid; |
| } |
| |
| FilePath GetProcessExecutablePath(ProcessHandle process) { |
| char pathbuf[PROC_PIDPATHINFO_MAXSIZE]; |
| if (!proc_pidpath(process, pathbuf, sizeof(pathbuf))) |
| return FilePath(); |
| |
| return FilePath(pathbuf); |
| } |
| |
| } // namespace base |
