215 lines
4.5 KiB
C
215 lines
4.5 KiB
C
/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License (the "License").
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* You may not use this file except in compliance with the License.
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*
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* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
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* or http://www.opensolaris.org/os/licensing.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information: Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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* $FreeBSD$
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*/
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/*
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* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
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* Use is subject to license terms.
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*/
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#ifndef _MDESC_H_
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#define _MDESC_H_
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#include <sys/types.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/*
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* Each logical domain is detailed via a (Virtual) Machine Description
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* available to each guest Operating System courtesy of a
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* Hypervisor service.
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*/
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#ifdef _ASM
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#define U8(_s) _s
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#define U16(_s) _s
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#define U32(_s) _s
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#define U64(_s) _s
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#else
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#define U8(_s) ((uint8_t)(_s))
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#define U16(_s) ((uint16_t)(_s))
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#define U32(_s) ((uint32_t)(_s))
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#define U64(_s) ((uint64_t)(_s))
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#endif
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/* the version this library understands */
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#define MD_HEADER_VERS_OFF 0x0
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#define MD_HEADER_NODE_OFF 0x4
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#define MD_HEADER_NAME_OFF 0x8
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#define MD_HEADER_DATA_OFF 0xc
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#define MD_HEADER_SIZE 0x10
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#define MD_TRANSPORT_VERSION U32(0x10000)
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#define MD_ELEMENT_SIZE 0x10
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#define MDE_ILLEGAL_IDX U64(-1)
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#define MDET_LIST_END U8(0x0)
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#define MDET_NULL U8(' ')
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#define MDET_NODE U8('N')
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#define MDET_NODE_END U8('E')
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#define MDET_PROP_ARC U8('a')
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#define MDET_PROP_VAL U8('v')
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#define MDET_PROP_STR U8('s')
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#define MDET_PROP_DAT U8('d')
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#ifndef _ASM /* { */
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/*
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* Opaque handles for use in external interfaces
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*/
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typedef void *md_t;
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typedef uint64_t mde_cookie_t;
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#define MDE_INVAL_ELEM_COOKIE ((mde_cookie_t)-1)
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typedef uint32_t mde_str_cookie_t;
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#define MDE_INVAL_STR_COOKIE ((mde_str_cookie_t)-1)
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typedef uint64_t md_diff_cookie_t;
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#define MD_INVAL_DIFF_COOKIE ((md_diff_cookie_t)-1)
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#define MDESC_INVAL_GEN (0)
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/*
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* External structure for MD diff interface
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*/
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typedef struct {
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uint8_t type; /* property type */
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char *namep; /* property name */
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} md_prop_match_t;
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/*
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* External Interface
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*/
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extern md_t *md_init_intern(uint64_t *,
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void *(*allocp)(size_t),
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void (*freep)(void *, size_t));
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extern int md_fini(md_t *);
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extern int md_node_count(md_t *);
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extern mde_str_cookie_t md_find_name(md_t *, char *namep);
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extern mde_cookie_t md_root_node(md_t *);
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extern uint64_t md_get_gen(md_t *);
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extern size_t md_get_bin_size(md_t *);
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extern int md_scan_dag(md_t *,
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mde_cookie_t,
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mde_str_cookie_t,
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mde_str_cookie_t,
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mde_cookie_t *);
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extern int md_get_prop_val(md_t *,
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mde_cookie_t,
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char *,
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uint64_t *);
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extern int md_get_prop_str(md_t *,
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mde_cookie_t,
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char *,
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char **);
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extern int md_get_prop_data(md_t *,
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mde_cookie_t,
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char *,
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uint8_t **,
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int *);
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extern md_diff_cookie_t md_diff_init(md_t *,
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mde_cookie_t,
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md_t *,
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mde_cookie_t,
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char *,
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md_prop_match_t *);
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extern int md_diff_added(md_diff_cookie_t,
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mde_cookie_t **);
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extern int md_diff_removed(md_diff_cookie_t,
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mde_cookie_t **);
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extern int md_diff_matched(md_diff_cookie_t,
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mde_cookie_t **,
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mde_cookie_t **);
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extern int md_diff_fini(md_diff_cookie_t);
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/***************** NON-CDDL BEGIN *******************************/
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#include <sys/malloc.h>
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extern int md_get_prop_alloc(md_t *, mde_cookie_t, char *,
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int, uint8_t **);
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extern int md_vdev_find_val(device_t dev, char *namep,
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uint64_t *valp);
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MALLOC_DECLARE(M_MDPROP);
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extern void mdesc_init(void);
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extern int mdesc_update(void);
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extern md_t * md_get(void);
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extern void md_put(md_t *);
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/***************** NON-CDDL END *******************************/
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#endif /* } _ASM */
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/*
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* ioctl info for mdesc device
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*/
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#define MDESCIOC ('m' << 24 | 'd' << 16 | 'd' << 8)
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#define MDESCIOCGSZ (MDESCIOC | 1) /* Get quote buffer size */
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#define MDESCIOCSSZ (MDESCIOC | 2) /* Set new quote buffer size */
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#define MDESCIOCDISCARD (MDESCIOC | 3) /* Discard quotes and reset */
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#ifdef __cplusplus
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}
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#endif
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#endif /* _MDESC_H_ */
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