srs_state_codes()

static void srs_state_codes ( const char *  auth_name, struct srs_data *  state  )

static

Definition at line 433 of file postgis/lwgeom_transform.c.

{
        /*
        * Only a subset of supported proj types actually
        * show up in spatial_ref_sys
        */
        #define ntypes 3
        PJ_TYPE types[ntypes] = {PJ_TYPE_PROJECTED_CRS, PJ_TYPE_GEOGRAPHIC_CRS, PJ_TYPE_COMPOUND_CRS};
        uint32_t j;
 
        for (j = 0; j < ntypes; j++)
        {
                PJ_CONTEXT *ctx = NULL;
                int allow_deprecated = 0;
                PJ_TYPE type = types[j];
                PROJ_STRING_LIST codes_ptr = proj_get_codes_from_database(ctx, auth_name, type, allow_deprecated);
                PROJ_STRING_LIST codes = codes_ptr;
                const char *code;
                while(codes && *codes)
                {
                        /* Read current code and move forward one entry */
                        code = *codes++;
                        /* Ensure there is space in the entry list */
                        srs_state_memcheck(state);
 
                        /* Write the entry into the entry list and increment */
                        state->entries[state->num_entries].auth_name = cstring_to_text(auth_name);
                        state->entries[state->num_entries].auth_code = cstring_to_text(code);
                        state->num_entries++;
                }
                /* Clean up system allocated memory */
                proj_string_list_destroy(codes_ptr);
        }
}

References srs_entry::auth_code, srs_entry::auth_name, srs_data::entries, ntypes, srs_data::num_entries, and srs_state_memcheck().

Referenced by postgis_srs_codes(), and postgis_srs_entry_all().

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