3 * Conversion between MPs and standard C integers
5 * (c) 1999 Straylight/Edgeware
8 /*----- Licensing notice --------------------------------------------------*
10 * This file is part of Catacomb.
12 * Catacomb is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Library General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
17 * Catacomb is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU Library General Public License for more details.
22 * You should have received a copy of the GNU Library General Public
23 * License along with Catacomb; if not, write to the Free
24 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
28 /*----- Header files ------------------------------------------------------*/
32 /*----- Main code ---------------------------------------------------------*/
34 /* --- Conversion from C integers --- */
36 #define FROM(name, type, max) \
37 mp *mp_from##name(mp *d, type i) { \
38 MP_FROMINT(d, type, i); \
41 MPINT_CONVERSIONS(FROM
)
43 /* --- Conversion to C integers --- */
45 #define TO(name, type, max) \
46 type mp_to##name(const mp *m) \
49 MP_TOINT(m, type, max, i); \
56 /*----- Test rig ----------------------------------------------------------*/
60 #include <mLib/testrig.h>
62 static int fromuint(dstr
*v
)
64 unsigned long i
= *(unsigned long *)v
[0].buf
;
65 mp
*m
= *(mp
**)v
[1].buf
;
66 mp
*d
= mp_fromuint(MP_NEW
, i
);
70 fputs("\n*** fromint failed.\n", stderr
);
71 fprintf(stderr
, "i = %lu", i
);
72 fputs("\nexpect = ", stderr
); mp_writefile(m
, stderr
, 10);
73 fputs("\nresult = ", stderr
); mp_writefile(d
, stderr
, 10);
80 assert(mparena_count(MPARENA_GLOBAL
) == 0);
84 static int fromint(dstr
*v
)
86 long i
= *(long *)v
[0].buf
;
87 mp
*m
= *(mp
**)v
[1].buf
;
88 mp
*d
= mp_fromint(MP_NEW
, i
);
92 fputs("\n*** fromint failed.\n", stderr
);
93 fprintf(stderr
, "i = %li", i
);
94 fputs("\nexpect = ", stderr
); mp_writefile(m
, stderr
, 10);
95 fputs("\nresult = ", stderr
); mp_writefile(d
, stderr
, 10);
102 assert(mparena_count(MPARENA_GLOBAL
) == 0);
106 static int touint(dstr
*v
)
108 mp
*m
= *(mp
**)v
[0].buf
;
109 unsigned long i
= *(unsigned long *)v
[1].buf
;
110 unsigned j
= mp_touint(m
);
113 if ((unsigned)i
!= j
) {
114 fputs("\n*** touint failed.\n", stderr
);
115 fputs("m = ", stderr
); mp_writefile(m
, stderr
, 10);
116 fprintf(stderr
, "\nexpect = %lu; result = %u\n", i
, j
);
121 assert(mparena_count(MPARENA_GLOBAL
) == 0);
125 static int toint(dstr
*v
)
127 mp
*m
= *(mp
**)v
[0].buf
;
128 long i
= *(long *)v
[1].buf
;
133 fputs("\n*** toint failed.\n", stderr
);
134 fputs("m = ", stderr
); mp_writefile(m
, stderr
, 10);
135 fprintf(stderr
, "\nexpect = %li; result = %i\n", i
, j
);
140 assert(mparena_count(MPARENA_GLOBAL
) == 0);
144 static test_chunk tests
[] = {
145 { "fromuint", fromuint
, { &type_ulong
, &type_mp
, 0 } },
146 { "fromint", fromint
, { &type_long
, &type_mp
, 0 } },
147 { "touint", touint
, { &type_mp
, &type_ulong
, 0 } },
148 { "toint", toint
, { &type_mp
, &type_long
, 0 } },
152 int main(int argc
, char *argv
[])
155 test_run(argc
, argv
, tests
, SRCDIR
"/t/mpint");
161 /*----- That's all, folks -------------------------------------------------*/