4c8ae9e25c
2003-10-19 Carlos Perelló Marín <carlos@gnome.org> * support/*: Reverted libgtop changes. It's a common module and I should not modify it. * Added/removed files. Now the move should be done.
129 lines
3.8 KiB
C
129 lines
3.8 KiB
C
/* $Id$ */
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/* Copyright (C) 1998-99 Martin Baulig
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This file is part of LibGTop 1.0.
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Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.
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LibGTop is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License,
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or (at your option) any later version.
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LibGTop is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with LibGTop; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA.
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*/
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#include <glibtop.h>
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#include <glibtop/error.h>
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#include <glibtop/procuid.h>
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#include <glibtop_suid.h>
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static const unsigned long _glibtop_sysdeps_proc_uid =
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(1L << GLIBTOP_PROC_UID_UID) + (1L << GLIBTOP_PROC_UID_EUID) +
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(1L << GLIBTOP_PROC_UID_EGID) + (1L << GLIBTOP_PROC_UID_PID) +
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(1L << GLIBTOP_PROC_UID_PPID) + (1L << GLIBTOP_PROC_UID_PGRP) +
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(1L << GLIBTOP_PROC_UID_TPGID) + (1L << GLIBTOP_PROC_UID_PRIORITY) +
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(1L << GLIBTOP_PROC_UID_NICE);
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static const unsigned long _glibtop_sysdeps_proc_uid_groups =
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#if LIBGTOP_VERSION_CODE >= 1001000
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#if defined(__NetBSD__) && (__NetBSD_Version__ >= 104000000)
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(1L << GLIBTOP_PROC_UID_NGROUPS) + (1L << GLIBTOP_PROC_UID_GROUPS);
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#else
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0L;
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#endif
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#else /* LIBGTOP_VERSION_CODE < 1001000 */
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0L;
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#endif
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/* Init function. */
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void
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glibtop_init_proc_uid_p (glibtop *server)
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{
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server->sysdeps.proc_uid = _glibtop_sysdeps_proc_uid |
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_glibtop_sysdeps_proc_uid_groups;
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}
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/* Provides detailed information about a process. */
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void
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glibtop_get_proc_uid_p (glibtop *server, glibtop_proc_uid *buf,
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pid_t pid)
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{
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struct kinfo_proc *pinfo;
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int count = 0;
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#if LIBGTOP_VERSION_CODE >= 1001000
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#if defined(__NetBSD__) && (__NetBSD_Version__ >= 104000000)
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struct ucred ucred;
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void *ucred_ptr;
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#endif
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#endif
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glibtop_init_p (server, (1L << GLIBTOP_SYSDEPS_PROC_UID), 0);
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memset (buf, 0, sizeof (glibtop_proc_uid));
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/* It does not work for the swapper task. */
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if (pid == 0) return;
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/* Get the process information */
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pinfo = kvm_getprocs (server->machine.kd, KERN_PROC_PID, pid, &count);
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if ((pinfo == NULL) || (count != 1)) {
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glibtop_warn_io_r (server, "kvm_getprocs (%d)", pid);
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return;
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}
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buf->uid = pinfo [0].kp_eproc.e_pcred.p_ruid;
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buf->euid = pinfo [0].kp_eproc.e_pcred.p_svuid;
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buf->gid = pinfo [0].kp_eproc.e_pcred.p_rgid;
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buf->egid = pinfo [0].kp_eproc.e_pcred.p_svgid;
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buf->ppid = pinfo [0].kp_eproc.e_ppid;
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buf->pgrp = pinfo [0].kp_eproc.e_pgid;
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buf->tpgid = pinfo [0].kp_eproc.e_tpgid;
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buf->nice = pinfo [0].kp_proc.p_nice;
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buf->priority = pinfo [0].kp_proc.p_priority;
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/* Set the flags for the data we're about to return*/
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buf->flags = _glibtop_sysdeps_proc_uid;
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/* Use LibGTop conditionals here so we can more easily merge this
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* code into the LIBGTOP_STABLE_1_0 branch. */
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#if LIBGTOP_VERSION_CODE >= 1001000
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/* This probably also works with other versions, but not yet
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* tested. Please remove the conditional if this is true. */
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#if defined(__NetBSD__) && (__NetBSD_Version__ >= 104000000)
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ucred_ptr = (void *) pinfo [0].kp_eproc.e_pcred.pc_ucred;
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if (ucred_ptr) {
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if (kvm_read (server->machine.kd, (unsigned long) ucred_ptr,
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&ucred, sizeof (ucred)) != sizeof (ucred)) {
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glibtop_warn_io_r (server, "kvm_read (ucred)");
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} else {
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int count = (ucred.cr_ngroups < GLIBTOP_MAX_GROUPS) ?
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ucred.cr_ngroups : GLIBTOP_MAX_GROUPS;
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int i;
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for (i = 0; i < count; i++)
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buf->groups [i] = ucred.cr_groups [i];
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buf->ngroups = count;
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buf->flags |= _glibtop_sysdeps_proc_uid_groups;
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}
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}
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#endif
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#endif
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}
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