base/process_util_freebsd.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/process_util.h"
   6
   7 #include <ctype.h>
   8 #include <dirent.h>
   9 #include <dlfcn.h>
  10 #include <errno.h>
  11 #include <fcntl.h>
  12 #include <sys/sysctl.h>
  13 #include <sys/time.h>
  14 #include <sys/types.h>
  15 #include <sys/user.h>
  16 #include <sys/wait.h>
  17 #include <time.h>
  18 #include <unistd.h>
  19
  20 #include "base/logging.h"
  21 #include "base/string_tokenizer.h"
  22 #include "base/strings/string_number_conversions.h"
  23 #include "base/strings/string_split.h"
  24 #include "base/strings/string_util.h"
  25 #include "base/sys_info.h"
  26
  27 namespace base {
  28
  29 ProcessId GetParentProcessId(ProcessHandle process) {
  30   struct kinfo_proc info;
  31   size_t length;
  32   int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, process };
  33
  34   if (sysctl(mib, arraysize(mib), &info, &length, NULL, 0) < 0)
  35     return -1;
  36
  37   return info.ki_ppid;
  38 }
  39
  40 FilePath GetProcessExecutablePath(ProcessHandle process) {
  41   char pathname[PATH_MAX];
  42   size_t length;
  43   int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PATHNAME, process };
  44
  45   length = sizeof(pathname);
  46
  47   if (sysctl(mib, arraysize(mib), pathname, &length, NULL, 0) < 0 ||
  48       length == 0) {
  49     return FilePath();
  50   }
  51
  52   return FilePath(std::string(pathname));
  53 }
  54
  55 }  // namespace base