static void reset_cache(struct exfat* ef, struct exfat_node* node)
{
char buffer[UTF8_BYTES(EXFAT_NAME_MAX) + 1];
while (node->child)
{
struct exfat_node* p = node->child;
reset_cache(ef, p);
tree_detach(p);
free(p);
}
node->flags &= ~EXFAT_ATTRIB_CACHED;
if (node->references != 0)
{
exfat_get_name(node, buffer, sizeof(buffer) - 1);
exfat_warn("non-zero reference counter (%d) for '%s'",
node->references, buffer);
}
if (node != ef->root && (node->flags & EXFAT_ATTRIB_DIRTY))
{
exfat_get_name(node, buffer, sizeof(buffer) - 1);
exfat_bug("node '%s' is dirty", buffer);
}
while (node->references)
exfat_put_node(ef, node);
}
static TREE_IT_CALLBK(release)
{
TREE_OBJ(struct tex_tr, p, tnd);
BOOL res;
res = tree_detach(&p->tnd, pa_now, pa_fwd);
cp_free(p);
return res;
}
static LIST_IT_CALLBK(son_pass)
{
TREE_OBJ(struct tex_tr, son, tnd);
BOOL res;
P_CAST(gf/* grandfather */, struct tex_tr, pa_extra);
if (gf == NULL)
return LIST_RET_BREAK;
res = tree_detach(&son->tnd, pa_now, pa_fwd);
tree_attach(&son->tnd, &gf->tnd, pa_now, pa_fwd);
return res;
}
/* release resource callback function */
static
TREE_IT_CALLBK(release)
{
TREE_OBJ(struct T, p, tnd);
BOOL res;
printf("free %d \n", p->i);
res = tree_detach(&p->tnd, pa_now, pa_fwd);
/* Or you can use:
* res = list_detach_one(pa_now->now, pa_head, pa_now, pa_fwd);
* This however, will not set father of each to NULL, but this
* really doesn't matter because you are releasing the tree.
*/
free(p);
return res;
}
static void reset_cache(struct exfat* ef, struct exfat_node* node)
{
while (node->child)
{
struct exfat_node* p = node->child;
reset_cache(ef, p);
tree_detach(p);
free(p);
}
node->flags &= ~EXFAT_ATTRIB_CACHED;
if (node->references != 0)
{
char buffer[EXFAT_NAME_MAX + 1];
exfat_get_name(node, buffer, EXFAT_NAME_MAX);
exfat_warn("non-zero reference counter (%d) for `%s'",
node->references, buffer);
}
while (node->references)
exfat_put_node(ef, node);
}
static TREE_IT_CALLBK(prune)
{
TREE_OBJ(struct tex_tr, p, tnd);
P_CAST(n_pruned, uint32_t, pa_extra);
BOOL res;
if (p->tnd.sons.now == NULL /* is leaf */ &&
NULL != p->tnd.father /* can be pruned */) {
/* prune ... */
if (p->n_fan == 0 /* grouped nodes */ ||
p->token_id == T_NIL /* nil nodes */) {
res = tree_detach(&p->tnd, pa_now, pa_fwd);
tex_tr_release(p);
++(*n_pruned);
return res;
}
}
LIST_GO_OVER;
}
/* pluck an 8 and plug it under branch 5 */
static
TREE_IT_CALLBK(pluck_and_plug)
{
TREE_OBJ(struct T, p, tnd);
P_CAST(pluck, struct T *, pa_extra);
if (p->i == 8) {
if (!(*pluck)) {
*pluck = p;
return tree_detach(&p->tnd, pa_now, pa_fwd);
}
}
if (p->i == 5) {
if (*pluck) {
tree_attach(&(*pluck)->tnd, &p->tnd, pa_now, pa_fwd);
return LIST_RET_BREAK;
}
}
LIST_GO_OVER;
}
