static void
partition_cred_copy_label(struct label *src, struct label *dest)
{
if (src != NULL && dest != NULL)
SLOT_SET(dest, SLOT(src));
else if (dest != NULL)
SLOT_SET(dest, 0);
}
static void
partition_cred_relabel(struct ucred *cred, struct label *newlabel)
{
if (newlabel != NULL && SLOT(newlabel) != 0)
SLOT_SET(cred->cr_label, SLOT(newlabel));
}
static int
partition_cred_internalize_label(struct label *label, char *element_name,
char *element_data, int *claimed)
{
if (strcmp(MAC_PARTITION_LABEL_NAME, element_name) != 0)
return (0);
(*claimed)++;
SLOT_SET(label, strtol(element_data, NULL, 10));
return (0);
}
object_t
set_local(context_t context, int uplevel, int offset, object_t value)
{
object_t cur = context->env;
if (cur == NULL) return NULL;
while (uplevel > 0)
{
if (cur->environment.parent == OBJECT_NULL) return NULL;
else cur = cur->environment.parent;
-- uplevel;
}
if (offset >= cur->environment.length) return NULL;
object_t result = SLOT_GET(cur->environment.slot_entry[offset]);
if (IS_OBJECT(result))
context_attach(context, result);
SLOT_SET(cur->environment.slot_entry[offset], value);
return result;
}
static void
partition_cred_init_label(struct label *label)
{
SLOT_SET(label, 0);
}
static void
partition_cred_create_swapper(struct ucred *cred)
{
SLOT_SET(cred->cr_label, 0);
}