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core: queue: replace legacy iterator interface

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max 🍓
2025-10-29 14:29:00 +00:00
parent 009b6c6292
commit c2b894ef22
2 changed files with 74 additions and 53 deletions
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88
core/queue.c
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@@ -1,5 +1,11 @@
#include <blue/core/queue.h>
struct b_queue_iterator_p {
size_t i;
b_queue_entry *entry;
b_queue *_q;
};
size_t b_queue_length(const struct b_queue *q)
{
size_t i = 0;
@@ -133,52 +139,43 @@ void b_queue_delete_all(struct b_queue *q)
q->q_first = q->q_last = NULL;
}
static bool queue_iterator_next(struct b_iterator *it)
b_iterator *b_queue_begin(struct b_queue *q)
{
return b_queue_iterator_next((struct b_queue_iterator *)it);
}
b_queue_iterator *it_obj = b_object_create(B_TYPE_QUEUE_ITERATOR);
struct b_queue_iterator_p *it
= b_object_get_private(it_obj, B_TYPE_QUEUE_ITERATOR);
static b_status queue_iterator_erase(struct b_iterator *it)
{
return b_queue_iterator_erase((struct b_queue_iterator *)it);
}
static bool queue_iterator_is_valid(const struct b_iterator *it)
{
return b_queue_iterator_is_valid((const struct b_queue_iterator *)it);
}
static const b_iterator_ops queue_iterator_ops = {
.it_next = queue_iterator_next,
.it_erase = queue_iterator_erase,
.it_close = NULL,
.it_is_valid = queue_iterator_is_valid,
};
int b_queue_iterator_begin(const struct b_queue *q, struct b_queue_iterator *it)
{
it->_q = (struct b_queue *)q;
it->_base.it_ops = &queue_iterator_ops;
it->entry = q->q_first;
it->i = 0;
return 0;
if (!it->entry) {
b_iterator_set_status(it_obj, B_ERR_NO_DATA);
}
return it_obj;
}
bool b_queue_iterator_next(struct b_queue_iterator *it)
static enum b_status iterator_move_next(const b_iterator *obj)
{
struct b_queue_iterator_p *it
= b_object_get_private(obj, B_TYPE_QUEUE_ITERATOR);
if (!it->entry) {
return false;
return B_ERR_NO_DATA;
}
it->entry = it->entry->qe_next;
it->i++;
return it->entry != NULL;
return (it->entry != NULL) ? B_SUCCESS : B_ERR_NO_DATA;
}
b_status b_queue_iterator_erase(struct b_queue_iterator *it)
static enum b_status iterator_erase(b_iterator *obj)
{
struct b_queue_iterator_p *it
= b_object_get_private(obj, B_TYPE_QUEUE_ITERATOR);
if (!it->entry) {
return B_ERR_OUT_OF_BOUNDS;
}
@@ -190,7 +187,38 @@ b_status b_queue_iterator_erase(struct b_queue_iterator *it)
return B_SUCCESS;
}
bool b_queue_iterator_is_valid(const struct b_queue_iterator *it)
static b_iterator_value iterator_get_value(b_iterator *obj)
{
return it->entry != NULL;
struct b_queue_iterator_p *it
= b_object_get_private(obj, B_TYPE_QUEUE_ITERATOR);
return B_ITERATOR_VALUE_PTR(it->entry);
}
static const b_iterator_value iterator_get_cvalue(const b_iterator *obj)
{
struct b_queue_iterator_p *it
= b_object_get_private(obj, B_TYPE_QUEUE_ITERATOR);
return B_ITERATOR_VALUE_CPTR(it->entry);
}
B_TYPE_CLASS_DEFINITION_BEGIN(b_queue_iterator)
B_TYPE_CLASS_INTERFACE_BEGIN(b_object, B_TYPE_OBJECT)
B_INTERFACE_ENTRY(to_string) = NULL;
B_TYPE_CLASS_INTERFACE_END(b_object, B_TYPE_OBJECT)
B_TYPE_CLASS_INTERFACE_BEGIN(b_iterator, B_TYPE_ITERATOR)
B_INTERFACE_ENTRY(it_move_next) = iterator_move_next;
B_INTERFACE_ENTRY(it_erase) = iterator_erase;
B_INTERFACE_ENTRY(it_get_value) = iterator_get_value;
B_INTERFACE_ENTRY(it_get_cvalue) = iterator_get_cvalue;
B_TYPE_CLASS_INTERFACE_END(b_iterator, B_TYPE_ITERATOR)
B_TYPE_CLASS_DEFINITION_END(b_queue_iterator)
B_TYPE_DEFINITION_BEGIN(b_queue_iterator)
B_TYPE_ID(0x560dc263, 0xff98, 0x4812, 0x9b29, 0xa1218bd70881);
B_TYPE_EXTENDS(B_TYPE_ITERATOR);
B_TYPE_CLASS(b_queue_iterator_class);
B_TYPE_INSTANCE_PRIVATE(struct b_queue_iterator_p);
B_TYPE_DEFINITION_END(b_queue_iterator)