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Diffstat (limited to 'tests/mpz/t-import.c')
| -rw-r--r-- | tests/mpz/t-import.c | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/tests/mpz/t-import.c b/tests/mpz/t-import.c new file mode 100644 index 000000000..2713b32f1 --- /dev/null +++ b/tests/mpz/t-import.c @@ -0,0 +1,147 @@ +/* Test mpz_import. + +Copyright 2002 Free Software Foundation, Inc. + +This file is part of the GNU MP Library. + +The GNU MP Library is free software; you can redistribute it and/or modify +it under the terms of the GNU Lesser General Public License as published by +the Free Software Foundation; either version 2.1 of the License, or (at your +option) any later version. + +The GNU MP Library is distributed in the hope that it will be useful, but +WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY +or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public +License for more details. + +You should have received a copy of the GNU Lesser General Public License +along with the GNU MP Library; see the file COPYING.LIB. If not, write to +the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, +MA 02111-1307, USA. */ + +#include <stdio.h> +#include <stdlib.h> +#include "gmp.h" +#include "gmp-impl.h" +#include "tests.h" + + +void +check_data (void) +{ + static const struct { + const char *want; + size_t count; + int order; + size_t size; + int endian; + int nail; + char src[64]; + + } data[] = { + { "0x123456789ABC", 3,1, 2,1, 0, { 0x12,0x34, 0x56,0x78, 0x9A,0xBC } }, + + { "0", 0,1, 1,1, 0 }, + { "0", 1,1, 0,1, 0 }, + + { "0x12345678", 4,1, 1,1, 0, { 0x12, 0x34, 0x56, 0x78 } }, + { "0x12345678", 1,1, 4,1, 0, { 0x12, 0x34, 0x56, 0x78 } }, + { "0x12345678", 1,-1, 4,1, 0, { 0x12, 0x34, 0x56, 0x78 } }, + + { "0x12345678", 4,-1, 1,-1, 0, { 0x78, 0x56, 0x34, 0x12 } }, + { "0x12345678", 1,1, 4,-1, 0, { 0x78, 0x56, 0x34, 0x12 } }, + { "0x12345678", 1,-1, 4,-1, 0, { 0x78, 0x56, 0x34, 0x12 } }, + + { "0", 5,1, 1,1, 7, { 0xFE, 0xFE, 0xFE, 0xFE, 0xFE } }, + { "0", 5,-1, 1,1, 7, { 0xFE, 0xFE, 0xFE, 0xFE, 0xFE } }, + { "0x15", 5,1, 1,1, 7, { 0xFF, 0xFE, 0xFF, 0xFE, 0xFF } }, + + { "0", 3,1, 2,1, 1, { 0x80,0x00, 0x80,0x00, 0x80,0x00 } }, + { "0", 3,1, 2,-1, 1, { 0x00,0x80, 0x00,0x80, 0x00,0x80 } }, + { "0", 3,1, 2,1, 15, { 0xFF,0xFE, 0xFF,0xFE, 0xFF,0xFE } }, + + { "0x2A", 3,1, 2,1, 14, { 0xFF,0xFE, 0xFF,0xFE, 0xFF,0xFE } }, + { "0x06", 3,1, 2,1, 14, { 0xFF,0xFC, 0xFF,0xFD, 0xFF,0xFE } }, + { "0x24", 3,-1, 2,1, 14, { 0xFF,0xFC, 0xFF,0xFD, 0xFF,0xFE } }, + + { "0x123456789ABC", 3,1, 2,1, 0, { 0x12,0x34, 0x56,0x78, 0x9A,0xBC } }, + { "0x123456789ABC", 3,-1, 2,1, 0, { 0x9A,0xBC, 0x56,0x78, 0x12,0x34 } }, + { "0x123456789ABC", 3,1, 2,-1, 0, { 0x34,0x12, 0x78,0x56, 0xBC,0x9A } }, + { "0x123456789ABC", 3,-1, 2,-1, 0, { 0xBC,0x9A, 0x78,0x56, 0x34,0x12 } }, + + { "0x112233445566778899AABBCC", 3,1, 4,1, 0, + { 0x11,0x22,0x33,0x44, 0x55,0x66,0x77,0x88, 0x99,0xAA,0xBB,0xCC } }, + { "0x112233445566778899AABBCC", 3,-1, 4,1, 0, + { 0x99,0xAA,0xBB,0xCC, 0x55,0x66,0x77,0x88, 0x11,0x22,0x33,0x44 } }, + { "0x112233445566778899AABBCC", 3,1, 4,-1, 0, + { 0x44,0x33,0x22,0x11, 0x88,0x77,0x66,0x55, 0xCC,0xBB,0xAA,0x99 } }, + { "0x112233445566778899AABBCC", 3,-1, 4,-1, 0, + { 0xCC,0xBB,0xAA,0x99, 0x88,0x77,0x66,0x55, 0x44,0x33,0x22,0x11 } }, + + { "0x100120023003400450056006700780089009A00AB00BC00C", 3,1, 8,1, 0, + { 0x10,0x01,0x20,0x02,0x30,0x03,0x40,0x04, + 0x50,0x05,0x60,0x06,0x70,0x07,0x80,0x08, + 0x90,0x09,0xA0,0x0A,0xB0,0x0B,0xC0,0x0C } }, + { "0x100120023003400450056006700780089009A00AB00BC00C", 3,-1, 8,1, 0, + { 0x90,0x09,0xA0,0x0A,0xB0,0x0B,0xC0,0x0C, + 0x50,0x05,0x60,0x06,0x70,0x07,0x80,0x08, + 0x10,0x01,0x20,0x02,0x30,0x03,0x40,0x04 } }, + { "0x100120023003400450056006700780089009A00AB00BC00C", 3,1, 8,-1, 0, + { 0x04,0x40,0x03,0x30,0x02,0x20,0x01,0x10, + 0x08,0x80,0x07,0x70,0x06,0x60,0x05,0x50, + 0x0C,0xC0,0x0B,0xB0,0x0A,0xA0,0x09,0x90 } }, + { "0x100120023003400450056006700780089009A00AB00BC00C", 3,-1, 8,-1, 0, + { 0x0C,0xC0,0x0B,0xB0,0x0A,0xA0,0x09,0x90, + 0x08,0x80,0x07,0x70,0x06,0x60,0x05,0x50, + 0x04,0x40,0x03,0x30,0x02,0x20,0x01,0x10 } }, + }; + + char buf[sizeof(data[0].src) + sizeof (mp_limb_t)]; + char *src; + size_t align; + int i; + mpz_t got, want; + + mpz_init (got); + mpz_init (want); + + for (i = 0; i < numberof (data); i++) + { + for (align = 0; align < sizeof (mp_limb_t); align++) + { + mpz_set_str_or_abort (want, data[i].want, 0); + src = buf + align; + memcpy (src, data[i].src, data[i].count * data[i].size); + + mpz_import (got, data[i].count, data[i].order, + data[i].size, data[i].endian, data[i].nail, src); + + MPZ_CHECK_FORMAT (got); + if (mpz_cmp (got, want) != 0) + { + printf ("wrong at data[%d]\n", i); + printf (" count=%u order=%d size=%u endian=%d nail=%u\n", + data[i].count, data[i].order, + data[i].size, data[i].endian, data[i].nail); + mpz_trace (" got ", got); + mpz_trace (" want", want); + abort (); + } + } + } + mpz_clear (got); + mpz_clear (want); +} + + +int +main (void) +{ + tests_start (); + + mp_trace_base = -16; + check_data (); + + tests_end (); + exit (0); +} |