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// SPDX-License-Identifier: LGPL-3.0-or-later
#include "impl.h"
void hkvs_iter_open(hkvs *c, hkvs_table *t, hkvs_iter *it) {
(void)c;
it->priv1 = 0;
it->priv2 = hkvs_slab_size(&t->slab);
}
void hkvs_iter_seek(hkvs *c, hkvs_table *t, hkvs_iter *it, hkvs_rid id) {
(void)c;
size_t n = hkvs_slab_size(&t->slab);
it->priv1 = id.id >= n ? SIZE_MAX : (size_t)id.id;
it->priv2 = n;
}
hkvs_rid hkvs_iter_next(hkvs *c, hkvs_table *t, hkvs_iter *it, const char **pkey) {
(void)c;
size_t id = it->priv1;
size_t n = it->priv2;
if(id >= n) return HKVS_INVALID_RID;
while(true) {
uint8_t mark = hkvs_slab_mark(&t->slab, id);
if(mark != 0) {
it->priv1 = id + 1;
if(pkey) *pkey = hkvs_slab_at(&t->slab, id);
return (hkvs_rid){id};
}
id++;
if(id == n) {
it->priv1 = SIZE_MAX;
return HKVS_INVALID_RID;
}
}
}
void hkvs_iter_delete(hkvs *c, hkvs_table *t, hkvs_iter *it) {
hkvs_record_delete(c, t, (hkvs_rid){it->priv1 - 1});
}
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