libdecnumber/decPacked.h

   1 /* Packed decimal conversion module header for the decNumber C Library.
   2    Copyright (C) 2007 Free Software Foundation, Inc.
   3    Contributed by IBM Corporation.  Author Mike Cowlishaw.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it under
   8    the terms of the GNU General Public License as published by the Free
   9    Software Foundation; either version 2, or (at your option) any later
  10    version.
  11
  12    In addition to the permissions in the GNU General Public License,
  13    the Free Software Foundation gives you unlimited permission to link
  14    the compiled version of this file into combinations with other
  15    programs, and to distribute those combinations without any
  16    restriction coming from the use of this file.  (The General Public
  17    License restrictions do apply in other respects; for example, they
  18    cover modification of the file, and distribution when not linked
  19    into a combine executable.)
  20
  21    GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  22    WARRANTY; without even the implied warranty of MERCHANTABILITY or
  23    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  24    for more details.
  25
  26    You should have received a copy of the GNU General Public License
  27    along with GCC; see the file COPYING.  If not, write to the Free
  28    Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
  29    02110-1301, USA.  */
  30
  31 /* ------------------------------------------------------------------ */
  32 /* Packed Decimal conversion module header                            */
  33 /* ------------------------------------------------------------------ */
  34
  35 #if !defined(DECPACKED)
  36   #define DECPACKED
  37   #define DECPNAME     "decPacked"                      /* Short name */
  38   #define DECPFULLNAME "Packed Decimal conversions"   /* Verbose name */
  39   #define DECPAUTHOR   "Mike Cowlishaw"               /* Who to blame */
  40
  41   #define DECPACKED_DefP 32             /* default precision          */
  42
  43   #ifndef  DECNUMDIGITS
  44     #define DECNUMDIGITS DECPACKED_DefP /* size if not already defined*/
  45   #endif
  46   #include "decNumber.h"                /* context and number library */
  47
  48   /* Sign nibble constants                                            */
  49   #if !defined(DECPPLUSALT)
  50     #define DECPPLUSALT  0x0A /* alternate plus  nibble               */
  51     #define DECPMINUSALT 0x0B /* alternate minus nibble               */
  52     #define DECPPLUS     0x0C /* preferred plus  nibble               */
  53     #define DECPMINUS    0x0D /* preferred minus nibble               */
  54     #define DECPPLUSALT2 0x0E /* alternate plus  nibble               */
  55     #define DECPUNSIGNED 0x0F /* alternate plus  nibble (unsigned)    */
  56   #endif
  57
  58   /* ---------------------------------------------------------------- */
  59   /* decPacked public routines                                        */
  60   /* ---------------------------------------------------------------- */
  61
  62   #include "decPackedSymbols.h"
  63
  64   /* Conversions                                                      */
  65   uint8_t * decPackedFromNumber(uint8_t *, int32_t, int32_t *,
  66                                 const decNumber *);
  67   decNumber * decPackedToNumber(const uint8_t *, int32_t, const int32_t *,
  68                                 decNumber *);
  69
  70 #endif