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Implemented debugging function rlookup() which you can call from gdb

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to see what resource does the address given as a parameter belong to.
This commit is contained in:
Martin Mares
2000-05-08 22:33:38 +00:00
parent 0521e4f684
commit c976342828
4 changed files with 83 additions and 7 deletions
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39
lib/resource.c
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@@ -21,12 +21,14 @@ struct pool {
static void pool_dump(resource *);
static void pool_free(resource *);
static resource *pool_lookup(resource *, unsigned long);
static struct resclass pool_class = {
"Pool",
sizeof(pool),
pool_free,
pool_dump
pool_dump,
pool_lookup
};
pool root_pool;
@@ -70,6 +72,18 @@ pool_dump(resource *P)
indent -= 3;
}
static resource *
pool_lookup(resource *P, unsigned long a)
{
pool *p = (pool *) P;
resource *r, *q;
WALK_LIST(r, p->inside)
if (r->class->lookup && (q = r->class->lookup(r, a)))
return q;
return NULL;
}
void
rfree(void *res)
{
@@ -111,6 +125,18 @@ ralloc(pool *p, struct resclass *c)
return r;
}
void
rlookup(unsigned long a)
{
resource *r;
debug("Looking up %08lx\n", a);
if (r = pool_lookup(&root_pool.r, a))
rdump(r);
else
debug("Not found.\n");
}
void
resource_init(void)
{
@@ -140,11 +166,22 @@ static void mbl_debug(resource *r)
debug("(size=%d)\n", m->size);
}
static resource *
mbl_lookup(resource *r, unsigned long a)
{
struct mblock *m = (struct mblock *) r;
if ((unsigned long) m->data <= a && (unsigned long) m->data + m->size > a)
return r;
return NULL;
}
static struct resclass mb_class = {
"Memory",
0,
mbl_free,
mbl_debug,
mbl_lookup
};
void *