AddToMEOSPROJSRSCache DeleteFromMEOSPROJSRSCache GetMEOSPROJSRSCache GetProjectionFromPROJCache GetProjStrings GetProjStringsSPI lwproj_lookup MAX_LENGTH_HEADER MAX_LENGTH_SRS_RECORD maxprojlen meos_finalize_projsrs MEOS_PROJ_CACHE MEOSPROJSRSCache pgstrs_get_entry pjstrs_has_entry pjstrs_pfree PROJ_BACKEND_HASH_SIZE PROJ_CACHE_ITEMS PROJSRSCacheItem PROJSRSDestroyPJ SPATIAL_REF_SYS_CSV spheroid_init_from_srid spibufferlen

lwproj_lookup() int lwproj_lookup ( int32_t  srid_from, int32_t  srid_to, LWPROJ **  pj  ) Return 1 if the projection structure was read from the PROJ cache, return 0 otherwise.