1#if 0
2/*
3 largeint.c
4
5 Large (64 bits) integer arithmetics library
6
7 Written by Anders Norlander <anorland@hem2.passagen.se>
8
9 This file is part of a free library for the Win32 API.
10
11 This library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
14
15*/
16
17#define __COMPILING_LARGEINT
18
19#include <largeint.h>
20
21__int64 WINAPI
22LargeIntegerAdd (__int64 i1, __int64 i2)
23{
24 return i1 + i2;
25}
26
27__int64 WINAPI
28LargeIntegerSubtract (__int64 i1, __int64 i2)
29{
30 return i1 - i2;
31}
32
33__int64 WINAPI
34LargeIntegerArithmeticShift (__int64 i, int n)
35{
36 return i >> n;
37}
38
39__int64 WINAPI
40LargeIntegerShiftLeft (__int64 i, int n)
41{
42 return i << n;
43}
44
45__int64 WINAPI
46LargeIntegerShiftRight (__int64 i, int n)
47{
48 return i >> n;
49}
50
51__int64 WINAPI
52LargeIntegerNegate (__int64 i)
53{
54 return -i;
55}
56
57__int64 WINAPI
58ConvertLongToLargeInteger (LONG l)
59{
60 return (__int64) l;
61}
62
63__int64 WINAPI
64ConvertUlongToLargeInteger (ULONG ul)
65{
66 return _toi(_toui(ul));
67}
68
69__int64 WINAPI
70EnlargedIntegerMultiply (LONG l1, LONG l2)
71{
72 return _toi(l1) * _toi(l2);
73}
74
75__int64 WINAPI
76EnlargedUnsignedMultiply (ULONG ul1, ULONG ul2)
77{
78 return _toi(_toui(ul1) * _toui(ul2));
79}
80
81__int64 WINAPI
82ExtendedIntegerMultiply (__int64 i, LONG l)
83{
84 return i * _toi(l);
85}
86
87__int64 WINAPI
88LargeIntegerMultiply (__int64 i1, __int64 i2)
89{
90 return i1 * i2;
91}
92
93__int64 WINAPI LargeIntegerDivide (__int64 i1, __int64 i2, __int64 *remainder)
94{
95 if (remainder)
96 *remainder = i1 % i2;
97 return i1 / i2;
98}
99
100ULONG WINAPI
101EnlargedUnsignedDivide (unsigned __int64 i1, ULONG i2, PULONG remainder)
102{
103 if (remainder)
104 *remainder = i1 % _toi(i2);
105 return i1 / _toi(i2);
106}
107__int64 WINAPI
108ExtendedLargeIntegerDivide (__int64 i1, ULONG i2, PULONG remainder)
109{
110 if (remainder)
111 *remainder = i1 % _toi(i2);
112 return i1 / _toi(i2);
113}
114
115/* FIXME: what is this function supposed to do? */
116__int64 WINAPI ExtendedMagicDivide (__int64 i1, __int64 i2, int n)
117{
118 return 0;
119}
120#endif
121