xref: /illumos-gate/usr/src/lib/libproc/common/Pstack.h (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
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 #ifdef	__cplusplus
31 extern "C" {
32 #endif
33 
34 /*
35  * Support functions for ISA-dependent Pstack_iter().
36  */
37 int stack_loop(prgreg_t fp, prgreg_t **prevfpp, int *nfpp, uint_t *pfpsizep);
38 
39 typedef struct {
40 	struct ps_prochandle *uc_proc;	/* libproc handle */
41 	uintptr_t *uc_addrs;		/* array of stack addresses */
42 	uint_t uc_nelems;		/* number of valid elements */
43 	uint_t uc_size;			/* actual size of array */
44 	uint_t uc_cached;		/* is cached in the ps_prochandle */
45 } uclist_t;
46 
47 int load_uclist(uclist_t *ucl, const lwpstatus_t *psp);
48 int sort_uclist(const void *lhp, const void *rhp);
49 void init_uclist(uclist_t *ucl, struct ps_prochandle *P);
50 void free_uclist(uclist_t *ucl);
51 int find_uclink(uclist_t *ucl, uintptr_t addr);
52 
53 
54 
55 #ifdef	__cplusplus
56 }
57 #endif
58 
59 #endif	/* _PSTACK_H */
60