/*
* $PostgreSQL: pgsql/src/include/utils/cash.h,v 1.27 2009/06/11 14:49:13 momjian Exp $
*
*
* cash.h
* Written by D'Arcy J.M. Cain
*
* Functions to allow input and output of money normally but store
* and handle it as 64 bit integer.
*/
#ifndef CASH_H
#define CASH_H
#include "fmgr.h"
typedef int64 Cash;
/* Cash is pass-by-reference if and only if int64 is */
#define DatumGetCash(X) ((Cash) DatumGetInt64(X))
#define CashGetDatum(X) Int64GetDatum(X)
#define PG_GETARG_CASH(n) DatumGetCash(PG_GETARG_DATUM(n))
#define PG_RETURN_CASH(x) return CashGetDatum(x)
extern Datum cash_in(PG_FUNCTION_ARGS);
extern Datum cash_out(PG_FUNCTION_ARGS);
extern Datum cash_recv(PG_FUNCTION_ARGS);
extern Datum cash_send(PG_FUNCTION_ARGS);
extern Datum cash_eq(PG_FUNCTION_ARGS);
extern Datum cash_ne(PG_FUNCTION_ARGS);
extern Datum cash_lt(PG_FUNCTION_ARGS);
extern Datum cash_le(PG_FUNCTION_ARGS);
extern Datum cash_gt(PG_FUNCTION_ARGS);
extern Datum cash_ge(PG_FUNCTION_ARGS);
extern Datum cash_cmp(PG_FUNCTION_ARGS);
extern Datum cash_pl(PG_FUNCTION_ARGS);
extern Datum cash_mi(PG_FUNCTION_ARGS);
extern Datum cash_mul_flt8(PG_FUNCTION_ARGS);
extern Datum flt8_mul_cash(PG_FUNCTION_ARGS);
extern Datum cash_div_flt8(PG_FUNCTION_ARGS);
extern Datum cash_mul_flt4(PG_FUNCTION_ARGS);
extern Datum flt4_mul_cash(PG_FUNCTION_ARGS);
extern Datum cash_div_flt4(PG_FUNCTION_ARGS);
extern Datum cash_mul_int8(PG_FUNCTION_ARGS);
extern Datum int8_mul_cash(PG_FUNCTION_ARGS);
extern Datum cash_div_int8(PG_FUNCTION_ARGS);
extern Datum cash_mul_int4(PG_FUNCTION_ARGS);
extern Datum int4_mul_cash(PG_FUNCTION_ARGS);
extern Datum cash_div_int4(PG_FUNCTION_ARGS);
extern Datum cash_mul_int2(PG_FUNCTION_ARGS);
extern Datum int2_mul_cash(PG_FUNCTION_ARGS);
extern Datum cash_div_int2(PG_FUNCTION_ARGS);
extern Datum cashlarger(PG_FUNCTION_ARGS);
extern Datum cashsmaller(PG_FUNCTION_ARGS);
extern Datum cash_words(PG_FUNCTION_ARGS);
#endif /* CASH_H */
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