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nostrdb: ndb: add ndb_poll_for_notes

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The polling variant of ndb_wait_for_notes. This makes more sense for
realtime apps like notedeck

Changelog-Added: Add ndb_poll_for_notes
Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2024-02-05 16:48:36 -08:00
committed by Daniel D’Aquino
parent c8d88058d4
commit 62625c6ff3
2 changed files with 16 additions and 2 deletions
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14
nostrdb/src/nostrdb.c
View File

@@ -5614,6 +5614,20 @@ struct ndb_subscription *ndb_find_subscription(struct ndb *ndb, uint64_t subid)
return sub;
}
int ndb_poll_for_notes(struct ndb *ndb, uint64_t subid, uint64_t *note_ids,
int note_id_capacity)
{
struct ndb_subscription *sub;
if (subid == 0)
return 0;
if (!(sub = ndb_find_subscription(ndb, subid)))
return 0;
return prot_queue_try_pop_all(&sub->inbox, note_ids, note_id_capacity);
}
int ndb_wait_for_notes(struct ndb *ndb, uint64_t subid, uint64_t *note_ids,
int note_id_capacity)
{

4
nostrdb/src/nostrdb.h
View File

@@ -486,8 +486,8 @@ void ndb_filter_destroy(struct ndb_filter *);
// SUBSCRIPTIONS
uint64_t ndb_subscribe(struct ndb *, struct ndb_filter *, int num_filters);
int ndb_wait_for_notes(struct ndb *, uint64_t subid, uint64_t *note_ids,
int note_id_capacity);
int ndb_wait_for_notes(struct ndb *, uint64_t subid, uint64_t *note_ids, int note_id_capacity);
int ndb_poll_for_notes(struct ndb *, uint64_t subid, uint64_t *note_ids, int note_id_capacity);
int ndb_unsubscribe(int subid);
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