1/* 2 Title: arb.h - exports signature for arb.c 3 4 Copyright (c) 2000 5 Cambridge University Technical Services Limited 6 7 Further modification Copyright 2015-16, 2019 David C. J. Matthews 8 9 This library is free software; you can redistribute it and/or 10 modify it under the terms of the GNU Lesser General Public 11 License version 2.1 as published by the Free Software Foundation. 12 13 This library is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 16 Lesser General Public License for more details. 17 18 You should have received a copy of the GNU Lesser General Public 19 License along with this library; if not, write to the Free Software 20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 21 22*/ 23 24#ifndef ARB_H_INCLUDED 25#define ARB_H_INCLUDED 26 27class SaveVecEntry; 28typedef SaveVecEntry *Handle; 29class TaskData; 30 31// These functions create values of type int from signed or unsigned values. 32extern Handle Make_arbitrary_precision(TaskData *taskData, long); 33extern Handle Make_arbitrary_precision(TaskData *taskData, unsigned long); 34 35extern Handle Make_arbitrary_precision(TaskData *taskData, int); 36extern Handle Make_arbitrary_precision(TaskData *taskData, unsigned); 37 38#ifdef HAVE_LONG_LONG 39extern Handle Make_arbitrary_precision(TaskData *taskData, long long); 40extern Handle Make_arbitrary_precision(TaskData *taskData, unsigned long long); 41#endif 42 43extern Handle Make_arb_from_32bit_pair(TaskData *taskData, uint32_t hi, uint32_t lo); 44extern Handle Make_arb_from_pair_scaled(TaskData *taskData, unsigned hi, unsigned lo, unsigned scale); 45 46#if defined(_WIN32) 47extern Handle Make_arb_from_Filetime(TaskData *taskData, const FILETIME &ft); 48#endif 49 50// Currently used in basicio.cpp 51extern Handle div_longc(TaskData *taskData, Handle,Handle); 52extern Handle rem_longc(TaskData *taskData, Handle,Handle); 53 54// Return a uintptr_t/intptr_t value. 55extern POLYUNSIGNED getPolyUnsigned(TaskData *taskData, PolyWord); 56extern POLYSIGNED getPolySigned(TaskData *taskData, PolyWord); 57 58#define get_C_ulong getPolyUnsigned 59extern unsigned short get_C_ushort(TaskData *taskData, PolyWord); 60extern unsigned get_C_unsigned(TaskData *taskData, PolyWord); 61 62#define get_C_long getPolySigned 63extern short get_C_short(TaskData *taskData, PolyWord); 64extern int get_C_int(TaskData *taskData, PolyWord); 65 66extern double get_arbitrary_precision_as_real(PolyWord x); 67 68#if defined(_WIN32) 69void getFileTimeFromArb(TaskData *taskData, Handle numHandle, PFILETIME ft); 70#endif 71 72extern struct _entrypts arbitraryPrecisionEPT[]; 73 74#endif 75