diff options
Diffstat (limited to 'cddl/contrib/opensolaris/lib/libdtrace/common/dt_inttab.h')
-rw-r--r-- | cddl/contrib/opensolaris/lib/libdtrace/common/dt_inttab.h | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/cddl/contrib/opensolaris/lib/libdtrace/common/dt_inttab.h b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_inttab.h new file mode 100644 index 0000000..c1e86e3 --- /dev/null +++ b/cddl/contrib/opensolaris/lib/libdtrace/common/dt_inttab.h @@ -0,0 +1,69 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License, Version 1.0 only + * (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 2004 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#ifndef _DT_INTTAB_H +#define _DT_INTTAB_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#include <dtrace.h> + +#ifdef __cplusplus +extern "C" { +#endif + +typedef struct dt_inthash { + struct dt_inthash *inh_hash; /* next dt_inthash in hash chain */ + struct dt_inthash *inh_next; /* next dt_inthash in output table */ + uint64_t inh_value; /* value associated with this element */ + uint_t inh_index; /* index associated with this element */ + uint_t inh_flags; /* flags (see below) */ +} dt_inthash_t; + +typedef struct dt_inttab { + dtrace_hdl_t *int_hdl; /* pointer back to library handle */ + dt_inthash_t **int_hash; /* array of hash buckets */ + uint_t int_hashlen; /* size of hash bucket array */ + uint_t int_nelems; /* number of elements hashed */ + dt_inthash_t *int_head; /* head of table in index order */ + dt_inthash_t *int_tail; /* tail of table in index order */ + uint_t int_index; /* next index to hand out */ +} dt_inttab_t; + +#define DT_INT_PRIVATE 0 /* only a single ref for this entry */ +#define DT_INT_SHARED 1 /* multiple refs can share entry */ + +extern dt_inttab_t *dt_inttab_create(dtrace_hdl_t *); +extern void dt_inttab_destroy(dt_inttab_t *); +extern int dt_inttab_insert(dt_inttab_t *, uint64_t, uint_t); +extern uint_t dt_inttab_size(const dt_inttab_t *); +extern void dt_inttab_write(const dt_inttab_t *, uint64_t *); + +#ifdef __cplusplus +} +#endif + +#endif /* _DT_INTTAB_H */ |