NetBSD/sys/ddb/db_xxx.c

173 lines
4.5 KiB
C
Raw Normal View History

/* $NetBSD: db_xxx.c,v 1.1 1997/05/21 19:54:00 gwr Exp $ */
/*
* Copyright (c) 1982, 1986, 1989, 1991, 1993
* The Regents of the University of California. All rights reserved.
*
* 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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.
*
* from: kern_proc.c 8.4 (Berkeley) 1/4/94
*/
/*
* Miscellaneous DDB functions that are intimate (xxx) with various
* data structures and functions used by the kernel (proc, callout).
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/proc.h>
#include <sys/callout.h>
#include <sys/signalvar.h>
#include <machine/db_machdep.h>
#include <ddb/db_access.h>
#include <ddb/db_command.h>
#include <ddb/db_interface.h>
#include <ddb/db_lex.h>
#include <ddb/db_output.h>
#include <ddb/db_sym.h>
#include <ddb/db_extern.h>
void
db_kill_proc(addr, haddr, count, modif)
db_expr_t addr;
int haddr;
db_expr_t count;
char *modif;
{
struct proc *p;
db_expr_t pid, sig;
int t;
/* What pid? */
if (!db_expression(&pid)) {
db_error("pid?\n");
/*NOTREACHED*/
}
/* What sig? */
t = db_read_token();
if (t == tCOMMA) {
if (!db_expression(&sig)) {
db_error("sig?\n");
/*NOTREACHED*/
}
} else {
db_unread_token(t);
sig = 15;
}
if (db_read_token() != tEOL) {
db_error("?\n");
/*NOTREACHED*/
}
p = pfind((pid_t)pid);
if (p == NULL) {
db_error("no such proc\n");
/*NOTREACHED*/
}
psignal(p, (int)sig);
}
void
db_show_all_procs(addr, haddr, count, modif)
db_expr_t addr;
int haddr;
db_expr_t count;
char *modif;
{
int map = modif[0] == 'm';
int doingzomb = 0;
struct proc *p, *pp;
p = allproc.lh_first;
db_printf(" pid proc addr %s comm wchan\n",
map ? "map " : "uid ppid pgrp flag stat em ");
while (p != 0) {
pp = p->p_pptr;
if (p->p_stat) {
db_printf("%5d %p %p ",
p->p_pid, p, p->p_addr);
if (map)
db_printf("%p %s ",
p->p_vmspace, p->p_comm);
else
db_printf("%3d %5d %5d %06x %d %s %s ",
p->p_cred->p_ruid, pp ? pp->p_pid : -1,
p->p_pgrp->pg_id, p->p_flag, p->p_stat,
p->p_emul->e_name, p->p_comm);
if (p->p_wchan) {
if (p->p_wmesg)
db_printf("%s ", p->p_wmesg);
db_printf("%p", p->p_wchan);
}
db_printf("\n");
}
p = p->p_list.le_next;
if (p == 0 && doingzomb == 0) {
doingzomb = 1;
p = zombproc.lh_first;
}
}
}
void
db_show_callout(addr, haddr, count, modif)
db_expr_t addr;
int haddr;
db_expr_t count;
char *modif;
{
register struct callout *p1;
register int cum;
register int s;
db_expr_t offset;
char *name;
db_printf(" cum ticks arg func\n");
s = splhigh();
for (cum = 0, p1 = calltodo.c_next; p1; p1 = p1->c_next) {
register int t = p1->c_time;
if (t > 0)
cum += t;
db_find_sym_and_offset((db_addr_t)p1->c_func, &name, &offset);
if (name == NULL)
name = "?";
db_printf("%9d %9d %p %s (%p)\n",
cum, t, p1->c_arg, name, p1->c_func);
}
splx(s);
}