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/macros.h>
61 #include <mLib/testrig.h>
63 static int fromuint(dstr
*v
)
65 unsigned long i
= *(unsigned long *)v
[0].buf
;
66 mp
*m
= *(mp
**)v
[1].buf
;
67 mp
*d
= mp_fromuint(MP_NEW
, i
);
71 fputs("\n*** fromint failed.\n", stderr
);
72 fprintf(stderr
, "i = %lu", i
);
73 fputs("\nexpect = ", stderr
); mp_writefile(m
, stderr
, 10);
74 fputs("\nresult = ", stderr
); mp_writefile(d
, stderr
, 10);
81 assert(mparena_count(MPARENA_GLOBAL
) == 0);
85 static int fromint(dstr
*v
)
87 long i
= *(long *)v
[0].buf
;
88 mp
*m
= *(mp
**)v
[1].buf
;
89 mp
*d
= mp_fromint(MP_NEW
, i
);
93 fputs("\n*** fromint failed.\n", stderr
);
94 fprintf(stderr
, "i = %li", i
);
95 fputs("\nexpect = ", stderr
); mp_writefile(m
, stderr
, 10);
96 fputs("\nresult = ", stderr
); mp_writefile(d
, stderr
, 10);
103 assert(mparena_count(MPARENA_GLOBAL
) == 0);
107 static int touint(dstr
*v
)
109 mp
*m
= *(mp
**)v
[0].buf
;
110 unsigned long i
= *(unsigned long *)v
[1].buf
;
111 unsigned j
= mp_touint(m
);
114 if ((unsigned)i
!= j
) {
115 fputs("\n*** touint failed.\n", stderr
);
116 fputs("m = ", stderr
); mp_writefile(m
, stderr
, 10);
117 fprintf(stderr
, "\nexpect = %lu; result = %u\n", i
, j
);
122 assert(mparena_count(MPARENA_GLOBAL
) == 0);
126 static int toint(dstr
*v
)
128 mp
*m
= *(mp
**)v
[0].buf
;
129 long i
= *(long *)v
[1].buf
;
134 fputs("\n*** toint failed.\n", stderr
);
135 fputs("m = ", stderr
); mp_writefile(m
, stderr
, 10);
136 fprintf(stderr
, "\nexpect = %li; result = %i\n", i
, j
);
141 assert(mparena_count(MPARENA_GLOBAL
) == 0);
145 static test_chunk tests
[] = {
146 { "fromuint", fromuint
, { &type_ulong
, &type_mp
, 0 } },
147 { "fromint", fromint
, { &type_long
, &type_mp
, 0 } },
148 { "touint", touint
, { &type_mp
, &type_ulong
, 0 } },
149 { "toint", toint
, { &type_mp
, &type_long
, 0 } },
153 int main(int argc
, char *argv
[])
156 test_run(argc
, argv
, tests
, SRCDIR
"/t/mpint");
162 /*----- That's all, folks -------------------------------------------------*/