/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (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 (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
*/
#ifndef _MDB_FINDSTACK_H
#define _MDB_FINDSTACK_H
#include <mdb/mdb_modapi.h>
#include <sys/param.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct findstack_info {
uintptr_t *fsi_stack; /* place to record frames */
uintptr_t fsi_sp; /* stack pointer */
uintptr_t fsi_pc; /* pc */
uintptr_t fsi_sobj_ops; /* sobj_ops */
uint_t fsi_tstate; /* t_state */
uchar_t fsi_depth; /* stack depth */
uchar_t fsi_failed; /* search failed */
uchar_t fsi_overflow; /* stack was deeper than max_depth */
uchar_t fsi_panic; /* thread called panic() */
uchar_t fsi_max_depth; /* stack frames available */
} findstack_info_t;
#define FSI_FAIL_BADTHREAD 1
#define FSI_FAIL_NOTINMEMORY 2
#define FSI_FAIL_THREADCORRUPT 3
#define FSI_FAIL_STACKNOTFOUND 4
typedef struct stacks_module {
char sm_name[MAXPATHLEN]; /* name of module */
uintptr_t sm_text; /* base address of text in module */
size_t sm_size; /* size of text in module */
} stacks_module_t;
extern int findstack(uintptr_t, uint_t, int, const mdb_arg_t *);
extern int findstack_debug(uintptr_t, uint_t, int, const mdb_arg_t *);
/*
* The following routines are implemented in findstack.c, shared across both
* genunix and libc.
*/
extern int stacks(uintptr_t, uint_t, int, const mdb_arg_t *);
extern void stacks_cleanup(int);
/*
* The following routines are specific to their context (kernel vs. user-land)
* and are therefore implemented in findstack_subr.c (of which each of genunix
* and libc have their own copy).
*/
extern void stacks_help(void);
extern int stacks_findstack(uintptr_t, findstack_info_t *, uint_t);
extern void stacks_findstack_cleanup();
extern int stacks_module(stacks_module_t *);
extern int findstack_debug_on;
#define fs_dprintf(x) \
if (findstack_debug_on) { \
mdb_printf("findstack debug: "); \
/*CSTYLED*/ \
mdb_printf x ; \
}
#ifdef __cplusplus
}
#endif
#endif /* _MDB_FINDSTACK_H */