/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _RCAPD_CONF_H
#define _RCAPD_CONF_H

#include <sys/param.h>
#include <stdio.h>

#ifdef  __cplusplus
extern "C" {
#endif

#define CFG_TEMPLATE_SUFFIX     ".XXXXXX"       /* suffix of mkstemp() arg */

/*
 * Operating modes
 */
typedef enum {
        rctype_project = 1      /* projects are the only collection type */
} rctype_t;

/*
 * Configuration
 */
typedef struct {
        char            rcfg_filename[MAXPATHLEN];      /* cfg filename */
        int             rcfg_fd;                        /* reserved cfg fd */
        time_t          rcfg_last_modification;         /* last mod time */
        rctype_t        rcfg_mode;              /* mode (collection type) */
        char            *rcfg_mode_name;        /* mode name ("project" only) */
        uint32_t        rcfg_proc_walk_interval;        /* /proc readdir() */
                                                        /* interval (s), */
                                                        /* undocumented */
        uint32_t        rcfg_reconfiguration_interval;  /* lnode or project */
                                                        /* cap reconfig. */
                                                        /* interval (s) */
        uint32_t        rcfg_report_interval;   /* report interval (s) */
        int             rcfg_memory_cap_enforcement_pressure;  /* pressure */
                                /* above which memory caps are enforced */
        char            rcfg_stat_file[MAXPATHLEN];     /* statistics file */
        uint32_t        rcfg_rss_sample_interval; /* RSS sampling interval */
} rcfg_t;

typedef enum {
        RCT_MODE_VAR = 257,
        RCT_PROC_WALK_INTERVAL_VAR,
        RCT_RECONFIGURATION_INTERVAL_VAR,
        RCT_REPORT_INTERVAL_VAR,
        RCT_RSS_SAMPLE_INTERVAL_VAR,
        RCT_MEMORY_CAP_ENFORCEMENT_PRESSURE_VAR,
        RCT_STAT_FILE_VAR,
        RCT_EQUALS,
        RCT_NUMBER,
        RCT_PROJECT,
        RCT_LNODE,
        RCT_ON,
        RCT_OFF,
        RCT_FILENAME,
        RCT_STATE,
        RCT_INVALID
} rctoken_t;

extern int rcfg_read(rcfg_t *, int(*)(void));
extern void rcfg_init(rcfg_t *);
extern int modify_config(rcfg_t *);

#ifdef  __cplusplus
}
#endif

#endif  /* _RCAPD_CONF_H */