freebsd-dev/sys/geom/geom_dump.c

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/*-
* Copyright (c) 2002 Poul-Henning Kamp
* Copyright (c) 2002 Networks Associates Technology, Inc.
* All rights reserved.
*
* This software was developed for the FreeBSD Project by Poul-Henning Kamp
* and NAI Labs, the Security Research Division of Network Associates, Inc.
* under DARPA/SPAWAR contract N66001-01-C-8035 ("CBOSS"), as part of the
* DARPA CHATS research program.
*
* 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. The names of the authors may not be used to endorse or promote
* products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD$
*/
#include <sys/param.h>
#include <sys/sbuf.h>
#ifndef _KERNEL
#include <stdio.h>
#include <unistd.h>
#include <stdlib.h>
#include <err.h>
#else
#include <sys/systm.h>
#include <sys/malloc.h>
#endif
#include <machine/stdarg.h>
#include <geom/geom.h>
#include <geom/geom_int.h>
static void
g_confdot_consumer(struct sbuf *sb, struct g_consumer *cp)
{
sbuf_printf(sb, "z%p [label=\"r%dw%de%d\\nbio #%d\"];\n",
cp, cp->acr, cp->acw, cp->ace, cp->biocount);
if (cp->provider)
sbuf_printf(sb, "z%p -> z%p;\n", cp, cp->provider);
}
static void
g_confdot_provider(struct sbuf *sb, struct g_provider *pp)
{
sbuf_printf(sb, "z%p [shape=hexagon,label=\"%s\\nr%dw%de%d\\nerr#%d\"];\n",
pp, pp->name, pp->acr, pp->acw, pp->ace, pp->error);
}
static void
g_confdot_geom(struct sbuf *sb, struct g_geom *gp)
{
struct g_consumer *cp;
struct g_provider *pp;
sbuf_printf(sb, "z%p [shape=box,label=\"%s\\n%s\\nr#%d\"];\n",
gp, gp->class->name, gp->name, gp->rank);
LIST_FOREACH(cp, &gp->consumer, consumer) {
g_confdot_consumer(sb, cp);
sbuf_printf(sb, "z%p -> z%p;\n", gp, cp);
}
LIST_FOREACH(pp, &gp->provider, provider) {
g_confdot_provider(sb, pp);
sbuf_printf(sb, "z%p -> z%p;\n", pp, gp);
}
}
static void
g_confdot_class(struct sbuf *sb, struct g_class *mp)
{
struct g_geom *gp;
LIST_FOREACH(gp, &mp->geom, geom)
g_confdot_geom(sb, gp);
}
struct sbuf *
g_confdot(void)
{
struct g_class *mp;
struct sbuf *sb;
sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
sbuf_clear(sb);
sbuf_printf(sb, "digraph geom {\n");
LIST_FOREACH(mp, &g_classes, class)
g_confdot_class(sb, mp);
sbuf_printf(sb, "};\n");
sbuf_finish(sb);
return (sb);
}
static void
g_conf_consumer(struct sbuf *sb, struct g_consumer *cp)
{
sbuf_printf(sb, "\t<consumer>\n");
sbuf_printf(sb, "\t <ref>%p</ref>\n", cp);
sbuf_printf(sb, "\t <geom><ref>%p</ref></geom>\n", cp->geom);
sbuf_printf(sb, "\t <provider><ref>%p</ref></provider>\n", cp->provider);
sbuf_printf(sb, "\t <mode>r%dw%de%d</mode>\n",
cp->acr, cp->acw, cp->ace);
if (cp->geom->dumpconf) {
sbuf_printf(sb, "\t <config>\n");
cp->geom->dumpconf(sb, "\t ", cp->geom, cp, NULL);
sbuf_printf(sb, "\t </config>\n");
}
sbuf_printf(sb, "\t</consumer>\n");
}
static void
g_conf_provider(struct sbuf *sb, struct g_provider *pp)
{
sbuf_printf(sb, "\t<provider>\n");
sbuf_printf(sb, "\t <ref>%p</ref>\n", pp);
sbuf_printf(sb, "\t <geom><ref>%p</ref></geom>\n", pp->geom);
sbuf_printf(sb, "\t <mode>r%dw%de%d</mode>\n",
pp->acr, pp->acw, pp->ace);
sbuf_printf(sb, "\t <name>%s</name>\n", pp->name);
if (pp->geom->dumpconf) {
sbuf_printf(sb, "\t <config>\n");
pp->geom->dumpconf(sb, "\t ", pp->geom, NULL, pp);
sbuf_printf(sb, "\t </config>\n");
}
sbuf_printf(sb, "\t</provider>\n");
}
static void
g_conf_geom(struct sbuf *sb, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp)
{
struct g_consumer *cp2;
struct g_provider *pp2;
sbuf_printf(sb, " <geom>\n");
sbuf_printf(sb, " <ref>%p</ref>\n", gp);
sbuf_printf(sb, " <class><ref>%p</ref></class>\n", gp->class);
sbuf_printf(sb, " <name>%s</name>\n", gp->name);
sbuf_printf(sb, " <rank>%d</rank>\n", gp->rank);
if (gp->dumpconf) {
sbuf_printf(sb, " <config>\n");
gp->dumpconf(sb, "\t", gp, NULL, NULL);
sbuf_printf(sb, " </config>\n");
}
LIST_FOREACH(cp2, &gp->consumer, consumer) {
if (cp != NULL && cp != cp2)
continue;
g_conf_consumer(sb, cp2);
}
LIST_FOREACH(pp2, &gp->provider, provider) {
if (pp != NULL && pp != pp2)
continue;
g_conf_provider(sb, pp2);
}
sbuf_printf(sb, " </geom>\n");
}
static void
g_conf_class(struct sbuf *sb, struct g_class *mp, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp)
{
struct g_geom *gp2;
sbuf_printf(sb, " <class>\n");
sbuf_printf(sb, " <ref>%p</ref>\n", mp);
sbuf_printf(sb, " <name>%s</name>\n", mp->name);
LIST_FOREACH(gp2, &mp->geom, geom) {
if (gp != NULL && gp != gp2)
continue;
g_conf_geom(sb, gp2, pp, cp);
}
sbuf_printf(sb, " </class>\n");
}
struct sbuf *
g_conf_specific(struct g_class *mp, struct g_geom *gp, struct g_provider *pp, struct g_consumer *cp)
{
struct g_class *mp2;
struct sbuf *sb;
sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
sbuf_clear(sb);
sbuf_printf(sb, "<mesh>\n");
LIST_FOREACH(mp2, &g_classes, class) {
if (mp != NULL && mp != mp2)
continue;
g_conf_class(sb, mp2, gp, pp, cp);
}
sbuf_printf(sb, "</mesh>\n");
sbuf_finish(sb);
return (sb);
}
struct sbuf *
g_conf()
{
return (g_conf_specific(NULL, NULL, NULL, NULL));
}
void
g_trace(int level, char *fmt, ...)
{
va_list ap;
struct sbuf *sb;
if (!(g_debugflags & level))
return;
va_start(ap, fmt);
mtx_lock(&Giant);
sb = sbuf_new(NULL, NULL, 0, SBUF_AUTOEXTEND);
sbuf_vprintf(sb, fmt, ap);
sbuf_finish(sb);
mtx_unlock(&Giant);
printf("%s\n", sbuf_data(sb));
sbuf_delete(sb);
}
void
g_hexdump(void *ptr, int length)
{
int i, j, k;
unsigned char *cp;
cp = ptr;
for (i = 0; i < length; i+= 16) {
printf("%04x ", i);
for (j = 0; j < 16; j++) {
k = i + j;
if (k < length)
printf(" %02x", cp[k]);
else
printf(" ");
}
printf(" |");
for (j = 0; j < 16; j++) {
k = i + j;
if (k >= length)
printf(" ");
else if (cp[k] >= ' ' && cp[k] <= '~')
printf("%c", cp[k]);
else
printf(".");
}
printf("|\n");
}
}