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/*-------------------------------------------------------------------------
*
* isn.h
* PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC)
*
* Copyright (c) 2004-2006, Germán Méndez Bravo (Kronuz)
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/contrib/isn/isn.h,v 1.6 2008/11/28 18:04:00 tgl Exp $
*
*-------------------------------------------------------------------------
*/
#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 Datum isn_out(PG_FUNCTION_ARGS);
extern Datum ean13_out(PG_FUNCTION_ARGS);
extern Datum ean13_in(PG_FUNCTION_ARGS);
extern Datum isbn_in(PG_FUNCTION_ARGS);
extern Datum ismn_in(PG_FUNCTION_ARGS);
extern Datum issn_in(PG_FUNCTION_ARGS);
extern Datum upc_in(PG_FUNCTION_ARGS);
extern Datum isbn_cast_from_ean13(PG_FUNCTION_ARGS);
extern Datum ismn_cast_from_ean13(PG_FUNCTION_ARGS);
extern Datum issn_cast_from_ean13(PG_FUNCTION_ARGS);
extern Datum upc_cast_from_ean13(PG_FUNCTION_ARGS);
extern Datum is_valid(PG_FUNCTION_ARGS);
extern Datum make_valid(PG_FUNCTION_ARGS);
extern Datum accept_weak_input(PG_FUNCTION_ARGS);
extern Datum weak_input_status(PG_FUNCTION_ARGS);
extern void initialize(void);
#endif /* ISN_H */
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