1 // Copyright (c) 2012 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/process_info.h" 6 7 #include <sys/sysctl.h> 8 #include <sys/time.h> 9 #include <unistd.h> 10 11 #include "base/basictypes.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "base/time/time.h" 14 15 namespace base { 16 17 //static 18 const Time CurrentProcessInfo::CreationTime() { 19 int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, getpid() }; 20 size_t len = 0; 21 if (sysctl(mib, arraysize(mib), NULL, &len, NULL, 0) < 0) 22 return Time(); 23 24 scoped_ptr_malloc<struct kinfo_proc> 25 proc(static_cast<struct kinfo_proc*>(malloc(len))); 26 if (sysctl(mib, arraysize(mib), proc.get(), &len, NULL, 0) < 0) 27 return Time(); 28 return Time::FromTimeVal(proc->kp_proc.p_un.__p_starttime); 29 } 30 31 } // namespace base 32