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Name	Size	Permission	Date
platform	[ DIR ]	drwxr-xr-x	2026-05-28 07:04
acct.h	3.3 KB	-rw-r--r--	2026-05-26 00:00
auxv.h	1.23 KB	-rw-r--r--	2026-05-26 00:00
bitypes.h	86 B	-rw-r--r--	2026-05-26 00:00
capability.h	8.48 KB	-rw-r--r--	2026-04-21 00:00
cdefs.h	26.69 KB	-rw-r--r--	2026-05-26 00:00
debugreg.h	3.49 KB	-rw-r--r--	2026-05-26 00:00
dir.h	922 B	-rw-r--r--	2026-05-26 00:00
elf.h	1 KB	-rw-r--r--	2026-05-26 00:00
epoll.h	5.18 KB	-rw-r--r--	2026-05-26 00:00
errno.h	19 B	-rw-r--r--	2026-05-26 00:00
eventfd.h	1.37 KB	-rw-r--r--	2026-05-26 00:00
fanotify.h	1.26 KB	-rw-r--r--	2026-05-26 00:00
fcntl.h	19 B	-rw-r--r--	2026-05-26 00:00
file.h	1.64 KB	-rw-r--r--	2026-05-26 00:00
fsuid.h	1.16 KB	-rw-r--r--	2026-05-26 00:00
gmon.h	6.08 KB	-rw-r--r--	2026-05-26 00:00
gmon_out.h	2.52 KB	-rw-r--r--	2026-05-26 00:00
inotify.h	3.81 KB	-rw-r--r--	2026-05-26 00:00
io.h	4.97 KB	-rw-r--r--	2026-05-26 00:00
ioctl.h	1.98 KB	-rw-r--r--	2026-05-26 00:00
ipc.h	1.43 KB	-rw-r--r--	2026-05-26 00:00
kd.h	1.09 KB	-rw-r--r--	2026-05-26 00:00
klog.h	1.18 KB	-rw-r--r--	2026-05-26 00:00
mman.h	5.48 KB	-rw-r--r--	2026-05-26 00:00
mount.h	11.77 KB	-rw-r--r--	2026-05-26 00:00
msg.h	2.57 KB	-rw-r--r--	2026-05-26 00:00
mtio.h	10.85 KB	-rw-r--r--	2026-05-26 00:00
param.h	3.08 KB	-rw-r--r--	2026-05-26 00:00
pci.h	923 B	-rw-r--r--	2026-05-26 00:00
perm.h	1.1 KB	-rw-r--r--	2026-05-26 00:00
personality.h	2.66 KB	-rw-r--r--	2026-05-26 00:00
pidfd.h	4.54 KB	-rw-r--r--	2026-05-26 00:00
poll.h	2.96 KB	-rw-r--r--	2026-05-26 00:00
prctl.h	1.76 KB	-rw-r--r--	2026-05-26 00:00
procfs.h	4.24 KB	-rw-r--r--	2026-05-26 00:00
profil.h	1.91 KB	-rw-r--r--	2026-05-26 00:00
psx_syscall.h	3.43 KB	-rw-r--r--	2026-04-21 00:00
ptrace.h	6.52 KB	-rw-r--r--	2026-05-26 00:00
queue.h	19.08 KB	-rw-r--r--	2026-05-26 00:00
quota.h	5.05 KB	-rw-r--r--	2026-05-26 00:00
random.h	1.55 KB	-rw-r--r--	2026-05-26 00:00
raw.h	1.15 KB	-rw-r--r--	2026-05-26 00:00
reboot.h	1.59 KB	-rw-r--r--	2026-05-26 00:00
reg.h	1.78 KB	-rw-r--r--	2026-05-26 00:00
resource.h	3.94 KB	-rw-r--r--	2026-05-26 00:00
rseq.h	6.26 KB	-rw-r--r--	2026-05-26 00:00
sdt-config.h	245 B	-rw-r--r--	2025-12-02 00:00
sdt.h	21.81 KB	-rw-r--r--	2025-12-02 00:00
select.h	4.93 KB	-rw-r--r--	2026-05-26 00:00
sem.h	2.61 KB	-rw-r--r--	2026-05-26 00:00
sendfile.h	1.76 KB	-rw-r--r--	2026-05-26 00:00
shm.h	2.09 KB	-rw-r--r--	2026-05-26 00:00
signal.h	20 B	-rw-r--r--	2026-05-26 00:00
signalfd.h	1.67 KB	-rw-r--r--	2026-05-26 00:00
single_threaded.h	1.15 KB	-rw-r--r--	2026-05-26 00:00
socket.h	12.13 KB	-rw-r--r--	2026-05-26 00:00
socketvar.h	141 B	-rw-r--r--	2026-05-26 00:00
soundcard.h	29 B	-rw-r--r--	2026-05-26 00:00
stat.h	13.45 KB	-rw-r--r--	2026-05-26 00:00
statfs.h	2.04 KB	-rw-r--r--	2026-05-26 00:00
statvfs.h	2.75 KB	-rw-r--r--	2026-05-26 00:00
swap.h	1.56 KB	-rw-r--r--	2026-05-26 00:00
syscall.h	1.23 KB	-rw-r--r--	2026-05-26 00:00
sysinfo.h	1.48 KB	-rw-r--r--	2026-05-26 00:00
syslog.h	7.66 KB	-rw-r--r--	2026-05-26 00:00
sysmacros.h	2.05 KB	-rw-r--r--	2026-05-26 00:00
termios.h	74 B	-rw-r--r--	2026-05-26 00:00
time.h	8.95 KB	-rw-r--r--	2026-05-26 00:00
timeb.h	1.13 KB	-rw-r--r--	2026-05-26 00:00
timerfd.h	2.53 KB	-rw-r--r--	2026-05-26 00:00
times.h	1.56 KB	-rw-r--r--	2026-05-26 00:00
timex.h	2.9 KB	-rw-r--r--	2026-05-26 00:00
ttychars.h	2.44 KB	-rw-r--r--	2026-05-26 00:00
ttydefaults.h	3.48 KB	-rw-r--r--	2026-05-26 00:00
types.h	5.58 KB	-rw-r--r--	2026-05-26 00:00
ucontext.h	5.71 KB	-rw-r--r--	2026-05-26 00:00
uio.h	6.64 KB	-rw-r--r--	2026-05-26 00:00
un.h	1.46 KB	-rw-r--r--	2026-05-26 00:00
unistd.h	20 B	-rw-r--r--	2026-05-26 00:00
user.h	5.09 KB	-rw-r--r--	2026-05-26 00:00
utsname.h	2.42 KB	-rw-r--r--	2026-05-26 00:00
vfs.h	161 B	-rw-r--r--	2026-05-26 00:00
vlimit.h	1.84 KB	-rw-r--r--	2026-05-26 00:00
vm86.h	1.17 KB	-rw-r--r--	2026-05-26 00:00
vt.h	22 B	-rw-r--r--	2026-05-26 00:00
wait.h	5.97 KB	-rw-r--r--	2026-05-26 00:00
xattr.h	4.52 KB	-rw-r--r--	2026-05-26 00:00

Rename

/* Wrapper for file descriptors that refers to a process functions.
   Copyright (C) 2022-2024 Free Software Foundation, Inc.
   This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 of the License, or (at your option) any later version.

The GNU C Library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#ifndef _PIDFD_H

#include <fcntl.h>
#include <bits/types/siginfo_t.h>
#include <sys/ioctl.h>

#define PIDFD_NONBLOCK O_NONBLOCK
#define PIDFD_THREAD O_EXCL

#define PIDFD_SIGNAL_THREAD (1UL << 0)
#define PIDFD_SIGNAL_THREAD_GROUP (1UL << 1)
#define PIDFD_SIGNAL_PROCESS_GROUP (1UL << 2)

#define PIDFS_IOCTL_MAGIC 0xFF

#define PIDFD_GET_CGROUP_NAMESPACE            _IO(PIDFS_IOCTL_MAGIC, 1)
#define PIDFD_GET_IPC_NAMESPACE               _IO(PIDFS_IOCTL_MAGIC, 2)
#define PIDFD_GET_MNT_NAMESPACE               _IO(PIDFS_IOCTL_MAGIC, 3)
#define PIDFD_GET_NET_NAMESPACE               _IO(PIDFS_IOCTL_MAGIC, 4)
#define PIDFD_GET_PID_NAMESPACE               _IO(PIDFS_IOCTL_MAGIC, 5)
#define PIDFD_GET_PID_FOR_CHILDREN_NAMESPACE  _IO(PIDFS_IOCTL_MAGIC, 6)
#define PIDFD_GET_TIME_NAMESPACE              _IO(PIDFS_IOCTL_MAGIC, 7)
#define PIDFD_GET_TIME_FOR_CHILDREN_NAMESPACE _IO(PIDFS_IOCTL_MAGIC, 8)
#define PIDFD_GET_USER_NAMESPACE              _IO(PIDFS_IOCTL_MAGIC, 9)
#define PIDFD_GET_UTS_NAMESPACE               _IO(PIDFS_IOCTL_MAGIC, 10)

/* Sentinels to avoid allocating a file descriptor to refer to own process.  */
#define PIDFD_SELF_THREAD                     -10000
#define PIDFD_SELF_THREAD_GROUP               -10001
#define PIDFD_SELF                            PIDFD_SELF_THREAD
#define PIDFD_SELF_PROCESS                    PIDFD_SELF_THREAD_GROUP

/* Flags for pidfd_info.  */

/* Always returned, even if not requested */
#define PIDFD_INFO_PID                        (1UL << 0)
/* Always returned, even if not requested */
#define PIDFD_INFO_CREDS                      (1UL << 1)
/* Always returned if available, even if not requested */
#define PIDFD_INFO_CGROUPID                   (1UL << 2)
/* Only returned if requested. */
#define PIDFD_INFO_EXIT                       (1UL << 3)
/* Only returned if requested. */
#define PIDFD_INFO_COREDUMP                   (1UL << 4)

/* Value for coredump_mask in pidfd_info.  Only valid if PIDFD_INFO_COREDUMP
   is set in mask.  */

/* Did crash and... */
#define PIDFD_COREDUMPED                      (1U << 0)
/* coredumping generation was skipped. */
#define PIDFD_COREDUMP_SKIP                   (1U << 1)
/* coredump was done as the user. */
#define PIDFD_COREDUMP_USER                   (1U << 2)
/* coredump was done as root. */
#define PIDFD_COREDUMP_ROOT                   (1U << 3)

struct pidfd_info
{
  __uint64_t mask;
  __uint64_t cgroupid;
  __uint32_t pid;
  __uint32_t tgid;
  __uint32_t ppid;
  __uint32_t ruid;
  __uint32_t rgid;
  __uint32_t euid;
  __uint32_t egid;
  __uint32_t suid;
  __uint32_t sgid;
  __uint32_t fsuid;
  __uint32_t fsgid;
  __int32_t  exit_code;
  __uint32_t coredump_mask;
  __uint32_t __spare1;
};

/* sizeof first published struct */
#define PIDFD_INFO_SIZE_VER0                  64

#define PIDFD_GET_INFO                        _IOWR(PIDFS_IOCTL_MAGIC, 11, struct pidfd_info)

/* Returns a file descriptor that refers to the process PID.  The
   close-on-exec is set on the file descriptor.  */
extern int pidfd_open (__pid_t __pid, unsigned int __flags) __THROW;

/* Duplicates an existing file descriptor TARGETFD in the process referred
   by the PIDFD file descriptor PIDFD.

The FLAGS argument is reserved for future use, it must be specified
   as 0.  */
extern int pidfd_getfd (int __pidfd, int __targetfd,
			unsigned int __flags) __THROW;

/* Sends the signal SIG to the target process referred by the PIDFD.  If
   INFO points to a siginfo_t buffer, it will be populated.  */
extern int pidfd_send_signal (int __pidfd, int __sig, siginfo_t *__info,
			      unsigned int __flags) __THROW;

/* Query the process ID (PID) from process descriptor FD.  Return the PID
   or -1 in case of an error.  */
extern pid_t pidfd_getpid (int __fd) __THROW;

#endif /* _PIDFD_H  */