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nostrdb: filter: add ndb_filter_clone

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Clone filters when moving them into subscriptions. This will allow us to
fix the double free issue on the rust side.

Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2024-02-09 14:07:43 -08:00
committed by Daniel D’Aquino
parent 3c5a83392e
commit 6c26add1da
2 changed files with 31 additions and 1 deletions
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nostrdb/src/nostrdb.h
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@@ -488,6 +488,7 @@ struct ndb_filter_elements *ndb_filter_current_element(struct ndb_filter *);
int ndb_filter_start_field(struct ndb_filter *, enum ndb_filter_fieldtype);
int ndb_filter_start_tag_field(struct ndb_filter *, char tag);
int ndb_filter_matches(struct ndb_filter *, struct ndb_note *);
int ndb_filter_clone(struct ndb_filter *dst, struct ndb_filter *src);
int ndb_filter_end(struct ndb_filter *);
void ndb_filter_end_field(struct ndb_filter *);
void ndb_filter_destroy(struct ndb_filter *);