/*      $NetBSD: db_interface.h,v 1.44 2023/11/21 14:35:01 riastradh Exp $      */

/*-
* Copyright (c) 1995, 2023 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Christos Zoulas.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
*    notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
*    notice, this list of conditions and the following disclaimer in the
*    documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _DDB_DB_INTERFACE_H_
#define _DDB_DB_INTERFACE_H_

/* arch/<arch>/<arch>/db_disasm.c */
db_addr_t       db_disasm(db_addr_t, bool);

/* arch/<arch>/<arch>/db_trace.c */
/* arch/vax/vax/db_machdep.c */
void            db_stack_trace_print(db_expr_t, bool, db_expr_t, const char *,
   void (*)(const char *, ...) __printflike(1, 2));

/* ddb/db_xxx.c */
void            db_kgdb_cmd(db_expr_t, bool, db_expr_t, const char *);
void            db_show_files_cmd(db_expr_t, bool, db_expr_t, const char *);
void            db_show_panic(db_expr_t, bool, db_expr_t, const char *);

/* kern/kern_proc.c */
void            db_kill_proc(db_expr_t, bool, db_expr_t, const char *);
void            db_show_proc(db_expr_t, bool, db_expr_t, const char *);
void            db_show_all_procs(db_expr_t, bool, db_expr_t, const char *);
void            db_show_all_pools(db_expr_t, bool, db_expr_t, const char *);
void            db_show_sched_qs(db_expr_t, bool, db_expr_t, const char *);

/* kern/kern_timeout.c */
void            db_show_callout(db_expr_t, bool, db_expr_t, const char *);

/* kern/subr_log.c */
void            db_dmesg(db_expr_t, bool, db_expr_t, const char *);

/* net/route.c */
void            db_show_routes(db_expr_t, bool, db_expr_t, const char *);

/* kern/vfs_aio.c */
void            db_show_aio_jobs(db_expr_t, bool, db_expr_t, const char *);

/* kern/sys_mqueue.c */
void            db_show_mqueue_cmd(db_expr_t, bool, db_expr_t, const char *);

/* kern/kern_module.c */
void            db_show_module_cmd(db_expr_t, bool, db_expr_t, const char *);

/* kern/subr_vmem.c */
void            db_show_all_vmems(db_expr_t, bool, db_expr_t, const char *);

/* kern/subr_autoconf.c */
void            db_show_all_devices(db_expr_t, bool, db_expr_t, const char *);
void            db_show_all_device(db_expr_t, bool, db_expr_t, const char *);

/* kern/subr_disk.c, dev/dksubr.c */
void            db_show_disk(db_expr_t, bool, db_expr_t, const char *);

/* kern/kern_sleepq.c */
void            db_show_sleepq(db_expr_t, bool, db_expr_t, const char *);

/* kern/kern_condvar.c */
void            db_show_condvar(db_expr_t, bool, db_expr_t, const char *);

/* kern/sys_select.c */
void            db_show_selinfo(db_expr_t, bool, db_expr_t, const char *);

#ifndef __HAVE_DB_STACK_TRACE_PRINT_RA
#define db_stack_trace_print_ra(ra, have_ra, addr, have_addr, c, m, pr)       \
       ((void)(ra), (void)(have_ra),                                         \
           db_stack_trace_print(addr, have_addr, c, m, pr))
#endif

/* The db_stacktrace_print macro may be overridden by an MD macro */
#ifndef db_stacktrace_print
#define db_stacktrace_print(prfunc) \
       db_stack_trace_print_ra(                                              \
           (db_expr_t)(intptr_t)__builtin_return_address(0), true,           \
           (db_expr_t)(intptr_t)__builtin_frame_address(0), true,            \
           65535, "", prfunc)
#endif  /* !db_stacktrace_print */

#define db_stacktrace()         db_stacktrace_print(printf);
#define db_ustacktrace()        db_stacktrace_print(uprintf);

#include <sys/syslog.h>

#ifdef _KERNEL

static __inline__ void
_db_log_wrapper(const char *fmt, ...)
{
       va_list ap;

       va_start(ap, fmt);
       vlog(LOG_INFO, fmt, ap);
       va_end(ap);
}

#define db_lstacktrace()        db_stacktrace_print(_db_log_wrapper);

#endif

#endif /* _DDB_DB_INTERFACE_H_ */

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