/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 4 -*- */

/* $Id$ */

/* Copyright (C) 1998-99 Martin Baulig
   This file is part of LibGTop 1.0.

   Contributed by Martin Baulig <martin@home-of-linux.org>, April 1998.

   LibGTop is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License,
   or (at your option) any later version.

   LibGTop 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 General Public License
   for more details.

   You should have received a copy of the GNU General Public License
   along with LibGTop; see the file COPYING. If not, write to the
   Free Software Foundation, Inc., 59 Temple Place - Suite 330,
   Boston, MA 02111-1307, USA.
*/

#ifndef __GLIBTOP_PROCSTATE_H__
#define __GLIBTOP_PROCSTATE_H__

#include <glibtop.h>
#include <glibtop/global.h>

BEGIN_LIBGTOP_DECLS

#define GLIBTOP_PROC_STATE_CMD			0
#define GLIBTOP_PROC_STATE_STATE		1
#define GLIBTOP_PROC_STATE_UID			2
#define GLIBTOP_PROC_STATE_GID			3
#define GLIBTOP_PROC_STATE_RUID			4
#define GLIBTOP_PROC_STATE_RGID			5
#define GLIBTOP_PROC_STATE_HAS_CPU		6
#define GLIBTOP_PROC_STATE_PROCESSOR		7
#define GLIBTOP_PROC_STATE_LAST_PROCESSOR	8

#define GLIBTOP_MAX_PROC_STATE			9

/* Constants for the `state' field. */
#define GLIBTOP_PROCESS_RUNNING			1
#define GLIBTOP_PROCESS_INTERRUPTIBLE		2
#define GLIBTOP_PROCESS_UNINTERRUPTIBLE		4
#define GLIBTOP_PROCESS_ZOMBIE			8
#define GLIBTOP_PROCESS_STOPPED			16
#define GLIBTOP_PROCESS_SWAPPING		32

typedef struct _glibtop_proc_state	glibtop_proc_state;

/* Name and status */

struct _glibtop_proc_state
{
    u_int64_t flags;
    char cmd[40];		/* basename of executable file in 
				 * call to exec(2) */
    unsigned state;		/* process state */
    /* NOTE: when porting the library, TRY HARD to implement the
     *       following two fields. */
    /* IMPORTANT NOTICE: For security reasons, it is extremely important
     *                   only to set the flags value for those two
     *                   fields if their values are corrent ! */
    int uid,			/* effective UID of process */
	gid,			/* effective GID of process */
	ruid,			/* real UID of process */
	rgid;			/* real GID of process */
    /* SMP values. */
    int has_cpu,
	processor,
	last_processor;

};

#define glibtop_get_proc_state(p1, p2)	glibtop_get_proc_state_l(glibtop_global_server, p1, p2)

#if GLIBTOP_SUID_PROC_STATE
#define glibtop_get_proc_state_r	glibtop_get_proc_state_p
#else
#define glibtop_get_proc_state_r	glibtop_get_proc_state_s
#endif

void glibtop_get_proc_state_l (glibtop *server, glibtop_proc_state *buf, pid_t pid);

#if GLIBTOP_SUID_PROC_STATE
void glibtop_init_proc_state_p (glibtop *server);
void glibtop_get_proc_state_p (glibtop *server, glibtop_proc_state *buf, pid_t pid);
#else
void glibtop_init_proc_state_s (glibtop *server);
void glibtop_get_proc_state_s (glibtop *server, glibtop_proc_state *buf, pid_t pid);
#endif
     
#ifdef GLIBTOP_NAMES

/* You need to link with -lgtop_names to get this stuff here. */

extern const char *glibtop_names_proc_state [];
extern const unsigned glibtop_types_proc_state [];
extern const char *glibtop_labels_proc_state [];
extern const char *glibtop_descriptions_proc_state [];

#endif

END_LIBGTOP_DECLS

#endif