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nostrdb: expose filter introspection methods

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Signed-off-by: William Casarin <jb55@jb55.com>
This commit is contained in:
William Casarin
2024-08-14 11:21:31 -07:00
committed by Daniel D’Aquino
parent a86d8416fc
commit b326f007f2
2 changed files with 11 additions and 6 deletions
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12
nostrdb/src/nostrdb.c
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@@ -637,20 +637,20 @@ ndb_filter_elements_data(const struct ndb_filter *filter, int offset)
return data; return data;
} }
static inline unsigned char * unsigned char *
ndb_filter_get_id_element(const struct ndb_filter *filter, struct ndb_filter_elements *els, int index) ndb_filter_get_id_element(const struct ndb_filter *filter, const struct ndb_filter_elements *els, int index)
{ {
return ndb_filter_elements_data(filter, els->elements[index]); return ndb_filter_elements_data(filter, els->elements[index]);
} }
static inline const char * const char *
ndb_filter_get_string_element(const struct ndb_filter *filter, struct ndb_filter_elements *els, int index) ndb_filter_get_string_element(const struct ndb_filter *filter, const struct ndb_filter_elements *els, int index)
{ {
return (const char *)ndb_filter_elements_data(filter, els->elements[index]); return (const char *)ndb_filter_elements_data(filter, els->elements[index]);
} }
static inline uint64_t uint64_t
ndb_filter_get_int_element(struct ndb_filter_elements *els, int index) ndb_filter_get_int_element(const struct ndb_filter_elements *els, int index)
{ {
return els->elements[index]; return els->elements[index];
} }

5
nostrdb/src/nostrdb.h
View File

@@ -491,6 +491,11 @@ int ndb_filter_add_id_element(struct ndb_filter *, const unsigned char *id);
int ndb_filter_add_int_element(struct ndb_filter *, uint64_t integer); int ndb_filter_add_int_element(struct ndb_filter *, uint64_t integer);
int ndb_filter_add_str_element(struct ndb_filter *, const char *str); int ndb_filter_add_str_element(struct ndb_filter *, const char *str);
// getting field elements
unsigned char *ndb_filter_get_id_element(const struct ndb_filter *, const struct ndb_filter_elements *, int index);
const char *ndb_filter_get_string_element(const struct ndb_filter *, const struct ndb_filter_elements *, int index);
uint64_t ndb_filter_get_int_element(const struct ndb_filter_elements *, int index);
struct ndb_filter_elements *ndb_filter_current_element(const struct ndb_filter *); struct ndb_filter_elements *ndb_filter_current_element(const struct ndb_filter *);
struct ndb_filter_elements *ndb_filter_get_elements(const struct ndb_filter *, int); struct ndb_filter_elements *ndb_filter_get_elements(const struct ndb_filter *, int);
int ndb_filter_start_field(struct ndb_filter *, enum ndb_filter_fieldtype); int ndb_filter_start_field(struct ndb_filter *, enum ndb_filter_fieldtype);