diff options
| author | Tom Lane | 2006-09-09 04:07:52 +0000 |
|---|---|---|
| committer | Tom Lane | 2006-09-09 04:07:52 +0000 |
| commit | dff84dc762bd225dbf69f5baa639560310053a74 (patch) | |
| tree | b38d627b5c18a99cd62b85e4d45a4b021177ba50 /contrib/isn/isn.h | |
| parent | 42c17a6bb07f7400a14dffce687f14cc748fa064 (diff) | |
Add contrib/isn module for ISBN/ISSN/EAN13/etc product numbers, and
remove the old isbn_issn module which is about to be obsoleted by EAN13.
contrib/isn is by Germán Méndez Bravo. Our thanks to Garrett A. Wollman
for having written the original isbn_issn module.
Diffstat (limited to 'contrib/isn/isn.h')
| -rw-r--r-- | contrib/isn/isn.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/contrib/isn/isn.h b/contrib/isn/isn.h new file mode 100644 index 00000000000..d4369830d95 --- /dev/null +++ b/contrib/isn/isn.h @@ -0,0 +1,57 @@ +/*------------------------------------------------------------------------- + * + * isn.h + * PostgreSQL type definitions for ISNs (ISBN, ISMN, ISSN, EAN13, UPC) + * + * Copyright (c) 2004-2006, Germán Méndez Bravo (Kronuz) + * Portions Copyright (c) 1996-2004, PostgreSQL Global Development Group + * + * IDENTIFICATION + * $PostgreSQL: pgsql/contrib/isn/isn.h,v 1.1 2006/09/09 04:07:52 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 ean13_cast_to_text(PG_FUNCTION_ARGS); +extern Datum isn_cast_to_text(PG_FUNCTION_ARGS); +extern Datum ean13_cast_from_text(PG_FUNCTION_ARGS); +extern Datum isbn_cast_from_text(PG_FUNCTION_ARGS); +extern Datum ismn_cast_from_text(PG_FUNCTION_ARGS); +extern Datum issn_cast_from_text(PG_FUNCTION_ARGS); +extern Datum upc_cast_from_text(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 */ |