50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
|
// 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 <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,
|
||
|
|
sizeof(struct kinfo_proc), 0 };
|
||
|
|
|
||
|
|
if (sysctl(mib, arraysize(mib), NULL, &length, NULL, 0) < 0)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
mib[5] = (length / sizeof(struct kinfo_proc));
|
||
|
|
|
||
|
|
if (sysctl(mib, arraysize(mib), &info, &length, NULL, 0) < 0)
|
||
|
|
return -1;
|
||
|
|
|
||
|
|
return info.p_ppid;
|
||
|
|
}
|
||
|
|
|
||
|
|
FilePath GetProcessExecutablePath(ProcessHandle process) {
|
||
|
|
struct kinfo_proc kp;
|
||
|
|
size_t len;
|
||
|
|
int mib[] = { CTL_KERN, KERN_PROC, KERN_PROC_PID, process,
|
||
|
|
sizeof(struct kinfo_proc), 0 };
|
||
|
|
|
||
|
|
if (sysctl(mib, arraysize(mib), NULL, &len, NULL, 0) == -1)
|
||
|
|
return FilePath();
|
||
|
|
mib[5] = (len / sizeof(struct kinfo_proc));
|
||
|
|
if (sysctl(mib, arraysize(mib), &kp, &len, NULL, 0) < 0)
|
||
|
|
return FilePath();
|
||
|
|
if ((kp.p_flag & P_SYSTEM) != 0)
|
||
|
|
return FilePath();
|
||
|
|
if (strcmp(kp.p_comm, "chrome") == 0)
|
||
|
|
return FilePath(kp.p_comm);
|
||
|
|
|
||
|
|
return FilePath();
|
||
|
|
}
|
||
|
|
|
||
|
|
} // namespace base
|