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55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
/*-------------------------------------------------------------------------
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*
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* isn.h
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* PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC)
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*
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* Copyright (c) 2004-2006, Germán Méndez Bravo (Kronuz)
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* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
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*
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* IDENTIFICATION
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* $PostgreSQL: pgsql/contrib/isn/isn.h,v 1.5 2008/01/01 19:45:45 momjian Exp $
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef ISN_H
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#define ISN_H
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#include "fmgr.h"
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#undef ISN_DEBUG
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#define ISN_WEAK_MODE
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/*
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* uint64 is the internal storage format for ISNs.
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*/
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typedef uint64 ean13;
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#define EAN13_FORMAT UINT64_FORMAT
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#define PG_GETARG_EAN13(n) PG_GETARG_INT64((int64)n)
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#define PG_RETURN_EAN13(x) PG_RETURN_INT64((int64)x)
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extern Datum isn_out(PG_FUNCTION_ARGS);
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extern Datum ean13_out(PG_FUNCTION_ARGS);
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extern Datum ean13_in(PG_FUNCTION_ARGS);
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extern Datum isbn_in(PG_FUNCTION_ARGS);
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extern Datum ismn_in(PG_FUNCTION_ARGS);
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extern Datum issn_in(PG_FUNCTION_ARGS);
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extern Datum upc_in(PG_FUNCTION_ARGS);
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extern Datum isbn_cast_from_ean13(PG_FUNCTION_ARGS);
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extern Datum ismn_cast_from_ean13(PG_FUNCTION_ARGS);
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extern Datum issn_cast_from_ean13(PG_FUNCTION_ARGS);
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extern Datum upc_cast_from_ean13(PG_FUNCTION_ARGS);
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extern Datum is_valid(PG_FUNCTION_ARGS);
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extern Datum make_valid(PG_FUNCTION_ARGS);
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extern Datum accept_weak_input(PG_FUNCTION_ARGS);
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extern Datum weak_input_status(PG_FUNCTION_ARGS);
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extern void initialize(void);
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#endif /* ISN_H */
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