xref: /titanic_52/usr/src/lib/libproc/common/Pstack.h (revision fcf3ce441efd61da9bb2884968af01cb7c1452cc)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #ifndef	_PSTACK_H
28 #define	_PSTACK_H
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #ifdef	__cplusplus
33 extern "C" {
34 #endif
35 
36 /*
37  * Support functions for ISA-dependent Pstack_iter().
38  */
39 int stack_loop(prgreg_t fp, prgreg_t **prevfpp, int *nfpp, uint_t *pfpsizep);
40 
41 typedef struct {
42 	struct ps_prochandle *uc_proc;	/* libproc handle */
43 	uintptr_t *uc_addrs;		/* array of stack addresses */
44 	uint_t uc_nelems;		/* number of valid elements */
45 	uint_t uc_size;			/* actual size of array */
46 	uint_t uc_cached;		/* is cached in the ps_prochandle */
47 } uclist_t;
48 
49 int load_uclist(uclist_t *ucl, const lwpstatus_t *psp);
50 int sort_uclist(const void *lhp, const void *rhp);
51 void init_uclist(uclist_t *ucl, struct ps_prochandle *P);
52 void free_uclist(uclist_t *ucl);
53 int find_uclink(uclist_t *ucl, uintptr_t addr);
54 
55 
56 
57 #ifdef	__cplusplus
58 }
59 #endif
60 
61 #endif	/* _PSTACK_H */
62