| /*------------------------------------------------------------------------- |
| * |
| * isn.h |
| * PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC) |
| * |
| * Author: German Mendez Bravo (Kronuz) |
| * Portions Copyright (c) 1996-2023, PostgreSQL Global Development Group |
| * |
| * IDENTIFICATION |
| * contrib/isn/isn.h |
| * |
| *------------------------------------------------------------------------- |
| */ |
| |
| #ifndef ISN_H |
| #define ISN_H |
| |
| #include "fmgr.h" |
| |
| #undef ISN_DEBUG |
| #define ISN_WEAK_MODE |
| |
| /* |
| * uint64 is the internal storage format for ISNs. |
| */ |
| typedef uint64 ean13; |
| |
| #define EAN13_FORMAT UINT64_FORMAT |
| |
| #define PG_GETARG_EAN13(n) PG_GETARG_INT64(n) |
| #define PG_RETURN_EAN13(x) PG_RETURN_INT64(x) |
| |
| extern void initialize(void); |
| |
| #endif /* ISN_H */ |
