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/*
* 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
* $FreeBSD: src/sys/sun4v/include/cddl/mdesc.h,v 1.2.10.1.6.1 2010/12/21 17:09:25 kensmith Exp $
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _MDESC_H_
#define _MDESC_H_
#include <sys/types.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
* Each logical domain is detailed via a (Virtual) Machine Description
* available to each guest Operating System courtesy of a
* Hypervisor service.
*/
#ifdef _ASM
#define U8(_s) _s
#define U16(_s) _s
#define U32(_s) _s
#define U64(_s) _s
#else
#define U8(_s) ((uint8_t)(_s))
#define U16(_s) ((uint16_t)(_s))
#define U32(_s) ((uint32_t)(_s))
#define U64(_s) ((uint64_t)(_s))
#endif
/* the version this library understands */
#define MD_HEADER_VERS_OFF 0x0
#define MD_HEADER_NODE_OFF 0x4
#define MD_HEADER_NAME_OFF 0x8
#define MD_HEADER_DATA_OFF 0xc
#define MD_HEADER_SIZE 0x10
#define MD_TRANSPORT_VERSION U32(0x10000)
#define MD_ELEMENT_SIZE 0x10
#define MDE_ILLEGAL_IDX U64(-1)
#define MDET_LIST_END U8(0x0)
#define MDET_NULL U8(' ')
#define MDET_NODE U8('N')
#define MDET_NODE_END U8('E')
#define MDET_PROP_ARC U8('a')
#define MDET_PROP_VAL U8('v')
#define MDET_PROP_STR U8('s')
#define MDET_PROP_DAT U8('d')
#ifndef _ASM /* { */
/*
* Opaque handles for use in external interfaces
*/
typedef void *md_t;
typedef uint64_t mde_cookie_t;
#define MDE_INVAL_ELEM_COOKIE ((mde_cookie_t)-1)
typedef uint32_t mde_str_cookie_t;
#define MDE_INVAL_STR_COOKIE ((mde_str_cookie_t)-1)
typedef uint64_t md_diff_cookie_t;
#define MD_INVAL_DIFF_COOKIE ((md_diff_cookie_t)-1)
#define MDESC_INVAL_GEN (0)
/*
* External structure for MD diff interface
*/
typedef struct {
uint8_t type; /* property type */
char *namep; /* property name */
} md_prop_match_t;
/*
* External Interface
*/
extern md_t *md_init_intern(uint64_t *,
void *(*allocp)(size_t),
void (*freep)(void *, size_t));
extern int md_fini(md_t *);
extern int md_node_count(md_t *);
extern mde_str_cookie_t md_find_name(md_t *, char *namep);
extern mde_cookie_t md_root_node(md_t *);
extern uint64_t md_get_gen(md_t *);
extern size_t md_get_bin_size(md_t *);
extern int md_scan_dag(md_t *,
mde_cookie_t,
mde_str_cookie_t,
mde_str_cookie_t,
mde_cookie_t *);
extern int md_get_prop_val(md_t *,
mde_cookie_t,
char *,
uint64_t *);
extern int md_get_prop_str(md_t *,
mde_cookie_t,
char *,
char **);
extern int md_get_prop_data(md_t *,
mde_cookie_t,
char *,
uint8_t **,
int *);
extern md_diff_cookie_t md_diff_init(md_t *,
mde_cookie_t,
md_t *,
mde_cookie_t,
char *,
md_prop_match_t *);
extern int md_diff_added(md_diff_cookie_t,
mde_cookie_t **);
extern int md_diff_removed(md_diff_cookie_t,
mde_cookie_t **);
extern int md_diff_matched(md_diff_cookie_t,
mde_cookie_t **,
mde_cookie_t **);
extern int md_diff_fini(md_diff_cookie_t);
/***************** NON-CDDL BEGIN *******************************/
#include <sys/malloc.h>
extern int md_get_prop_alloc(md_t *, mde_cookie_t, char *,
int, uint8_t **);
extern int md_vdev_find_val(device_t dev, char *namep,
uint64_t *valp);
extern int md_vdev_find_node(device_t dev, mde_cookie_t *valp);
MALLOC_DECLARE(M_MDPROP);
extern void mdesc_init(void);
extern int mdesc_update(void);
extern md_t * md_get(void);
extern void md_put(md_t *);
/***************** NON-CDDL END *******************************/
#endif /* } _ASM */
/*
* ioctl info for mdesc device
*/
#define MDESCIOC ('m' << 24 | 'd' << 16 | 'd' << 8)
#define MDESCIOCGSZ (MDESCIOC | 1) /* Get quote buffer size */
#define MDESCIOCSSZ (MDESCIOC | 2) /* Set new quote buffer size */
#define MDESCIOCDISCARD (MDESCIOC | 3) /* Discard quotes and reset */
#ifdef __cplusplus
}
#endif
#endif /* _MDESC_H_ */
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