73 lines
2.4 KiB
C
73 lines
2.4 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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*/
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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 _DT_STRTAB_H
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#define _DT_STRTAB_H
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#pragma ident "%Z%%M% %I% %E% SMI"
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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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typedef struct dt_strhash {
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const char *str_data; /* pointer to actual string data */
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ulong_t str_buf; /* index of string data buffer */
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size_t str_off; /* offset in bytes of this string */
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size_t str_len; /* length in bytes of this string */
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struct dt_strhash *str_next; /* next string in hash chain */
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} dt_strhash_t;
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typedef struct dt_strtab {
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dt_strhash_t **str_hash; /* array of hash buckets */
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ulong_t str_hashsz; /* size of hash bucket array */
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char **str_bufs; /* array of buffer pointers */
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char *str_ptr; /* pointer to current buffer location */
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ulong_t str_nbufs; /* size of buffer pointer array */
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size_t str_bufsz; /* size of individual buffer */
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ulong_t str_nstrs; /* total number of strings in strtab */
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size_t str_size; /* total size of strings in bytes */
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} dt_strtab_t;
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typedef ssize_t dt_strtab_write_f(const char *, size_t, size_t, void *);
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extern dt_strtab_t *dt_strtab_create(size_t);
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extern void dt_strtab_destroy(dt_strtab_t *);
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extern ssize_t dt_strtab_index(dt_strtab_t *, const char *);
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extern ssize_t dt_strtab_insert(dt_strtab_t *, const char *);
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extern size_t dt_strtab_size(const dt_strtab_t *);
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extern ssize_t dt_strtab_write(const dt_strtab_t *,
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dt_strtab_write_f *, void *);
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extern ulong_t dt_strtab_hash(const char *, size_t *);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _DT_STRTAB_H */
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