cash.h 2.1 KB

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  1. /*
  2. * src/include/utils/cash.h
  3. *
  4. *
  5. * cash.h
  6. * Written by D'Arcy J.M. Cain
  7. *
  8. * Functions to allow input and output of money normally but store
  9. * and handle it as 64 bit integer.
  10. */
  11. #ifndef CASH_H
  12. #define CASH_H
  13. #include "fmgr.h"
  14. typedef int64 Cash;
  15. /* Cash is pass-by-reference if and only if int64 is */
  16. #define DatumGetCash(X) ((Cash) DatumGetInt64(X))
  17. #define CashGetDatum(X) Int64GetDatum(X)
  18. #define PG_GETARG_CASH(n) DatumGetCash(PG_GETARG_DATUM(n))
  19. #define PG_RETURN_CASH(x) return CashGetDatum(x)
  20. extern Datum cash_in(PG_FUNCTION_ARGS);
  21. extern Datum cash_out(PG_FUNCTION_ARGS);
  22. extern Datum cash_recv(PG_FUNCTION_ARGS);
  23. extern Datum cash_send(PG_FUNCTION_ARGS);
  24. extern Datum cash_eq(PG_FUNCTION_ARGS);
  25. extern Datum cash_ne(PG_FUNCTION_ARGS);
  26. extern Datum cash_lt(PG_FUNCTION_ARGS);
  27. extern Datum cash_le(PG_FUNCTION_ARGS);
  28. extern Datum cash_gt(PG_FUNCTION_ARGS);
  29. extern Datum cash_ge(PG_FUNCTION_ARGS);
  30. extern Datum cash_cmp(PG_FUNCTION_ARGS);
  31. extern Datum cash_pl(PG_FUNCTION_ARGS);
  32. extern Datum cash_mi(PG_FUNCTION_ARGS);
  33. extern Datum cash_div_cash(PG_FUNCTION_ARGS);
  34. extern Datum cash_mul_flt8(PG_FUNCTION_ARGS);
  35. extern Datum flt8_mul_cash(PG_FUNCTION_ARGS);
  36. extern Datum cash_div_flt8(PG_FUNCTION_ARGS);
  37. extern Datum cash_mul_flt4(PG_FUNCTION_ARGS);
  38. extern Datum flt4_mul_cash(PG_FUNCTION_ARGS);
  39. extern Datum cash_div_flt4(PG_FUNCTION_ARGS);
  40. extern Datum cash_mul_int8(PG_FUNCTION_ARGS);
  41. extern Datum int8_mul_cash(PG_FUNCTION_ARGS);
  42. extern Datum cash_div_int8(PG_FUNCTION_ARGS);
  43. extern Datum cash_mul_int4(PG_FUNCTION_ARGS);
  44. extern Datum int4_mul_cash(PG_FUNCTION_ARGS);
  45. extern Datum cash_div_int4(PG_FUNCTION_ARGS);
  46. extern Datum cash_mul_int2(PG_FUNCTION_ARGS);
  47. extern Datum int2_mul_cash(PG_FUNCTION_ARGS);
  48. extern Datum cash_div_int2(PG_FUNCTION_ARGS);
  49. extern Datum cashlarger(PG_FUNCTION_ARGS);
  50. extern Datum cashsmaller(PG_FUNCTION_ARGS);
  51. extern Datum cash_words(PG_FUNCTION_ARGS);
  52. extern Datum cash_numeric(PG_FUNCTION_ARGS);
  53. extern Datum numeric_cash(PG_FUNCTION_ARGS);
  54. extern Datum int4_cash(PG_FUNCTION_ARGS);
  55. extern Datum int8_cash(PG_FUNCTION_ARGS);
  56. #endif /* CASH_H */