This module provides wrappers for the Ucred-related system and
library calls.
ucred_get($pid)
This function returns the credential of the process
specified by $pid if the process exists and the calling process is
permitted to obtain the credentials of that process.
getpeerucred($fd)
If $fd is a connected connection-oriented TLI
endpoint, a connected SOCK_STREAM, or a SOCK_SEQPKT socket,
getpeerucred() returns the user credential of the peer at the time the
connection was established, if availble.
ucred_geteuid($ucred)
This function returns the effective uid of a user
credential, if available.
ucred_getruid($ucred)
This function returns the real uid of a user credential,
if available.
ucred_getsuid($ucred)
This function returns the saved uid of a user credential,
if available.
ucred_getegid($ucred)
This function returns the effective group of a user
credential, if available.
ucred_getrgid($ucred)
This function returns the real group of a user
credential, if available.
ucred_getsgid($ucred)
This function returns the saved group of a user
credential, if available.
ucred_getgroups($ucred)
This function returns the list of supplemental groups of
a user credential, if available.An array of groups is returned in ARRAY
context; the number of groups is returned in SCALAR context.
ucred_getprivset($ucred, $which)
This function returns the privilege set specified by
$which of a user credential, if available.
ucred_getpflags($ucred, $flags)
This function returns the value of a specific process
flag of a user credential, if available.
ucred_getpid($ucred)
This function returns the process ID of a user
credential, if available.
ucred_getprojid($ucred)
This function returns the project ID of a user
credential, if available.
ucred_getzoneid($ucred)
This function returns the zone ID of a user credential,
if available.
By default nothing is exported from this module. The following
tags can be used to selectively import constants and functions defined in
this module:
:SYSCALLS
ucred_get(), getpeerucred()
:LIBCALLS
ucred_geteuid(), ucred_getruid(),
ucred_getsuid(), ucred_getegid(), ucred_getrgid(),
ucred_getsgid(), ucred_getgroups(), ucred_getprivset(),
ucred_getpflags(), ucred_getpid(), ucred_getzone()
:ALL
:SYSCALLS(), :LIBCALLS()