FreeCalypso > hg > themwi-system-sw
view libnumdb/check_nanp.c @ 10:960ffce6c542
libnumdb: implement NANP lookup
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 26 Jun 2022 13:39:52 -0800 |
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/* * The library function implemented in this module consults ThemWi number db * to see if a given NANP number is owned by us or not. */ #include <stdio.h> #include <stdint.h> #include <stdlib.h> #include "../include/number_db_file.h" extern struct numdb_file_hdr numdb_hdr; extern uint64_t *numdb_owned_numbers; static int compare_owned_num(p1, p2) uint64_t *p1, *p2; { if (*p1 < *p2) return(-1); else if (*p1 > *p2) return(1); else return(0); } is_nanp_locally_owned(numstr) char *numstr; { uint64_t key, *res; if (!numdb_owned_numbers || !numdb_hdr.owned_number_count) return(0); key = strtoull(numstr, 0, 10); res = bsearch(&key, numdb_owned_numbers, numdb_hdr.owned_number_count, sizeof(uint64_t), compare_owned_num); if (res) return(1); else return(0); }