/* Test mpz_export. Copyright 2002, 2003 Free Software Foundation, Inc. This file is part of the GNU MP Library test suite. The GNU MP Library test suite is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version. The GNU MP Library test suite 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 General Public License for more details. You should have received a copy of the GNU General Public License along with the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */ #include #include #include #include "gmp-impl.h" #include "tests.h" void check_data (void) { static const struct { const char *src; size_t want_count; int order; size_t size; int endian; int nail; char want_data[64]; } data[] = { { "0", 0,1, 1,1, 0 }, { "0", 0,1, 2,1, 0 }, { "0", 0,1, 3,1, 0 }, { "0x12345678", 4,1, 1,1, 0, { '\022', '\064', '\126', '\170' } }, { "0x12345678", 1,1, 4,1, 0, { '\022', '\064', '\126', '\170' } }, { "0x12345678", 1,-1, 4,1, 0, { '\022', '\064', '\126', '\170' } }, { "0x12345678", 4,-1, 1,-1, 0, { '\170', '\126', '\064', '\022' } }, { "0x12345678", 1,1, 4,-1, 0, { '\170', '\126', '\064', '\022' } }, { "0x12345678", 1,-1, 4,-1, 0, { '\170', '\126', '\064', '\022' } }, { "0x15", 5,1, 1,1, 7, { '\001', '\000', '\001', '\000', '\001' } }, { "0x1FFFFFFFFFFF", 3,1, 2,1, 1, { '\177','\377', '\177','\377', '\177','\377' } }, { "0x1FFFFFFFFFFF", 3,1, 2,-1, 1, { '\377','\177', '\377','\177', '\377','\177' } }, { "0x7", 3,1, 2,1, 15, { '\000','\001', '\000','\001', '\000','\001' } }, { "0x7", 3,1, 2,-1, 15, { '\001','\000', '\001','\000', '\001','\000' } }, { "0x24", 3,1, 2,1, 14, { '\000','\002', '\000','\001', '\000','\000' }}, { "0x24", 3,1, 2,-1, 14, { '\002','\000', '\001','\000', '\000','\000' }}, { "0x24", 3,-1, 2,-1, 14, { '\000','\000', '\001','\000', '\002','\000' }}, { "0x24", 3,-1, 2,1, 14, { '\000','\000', '\000','\001', '\000','\002' }}, { "0x123456789ABC", 3,1, 2,1, 0, { '\022','\064', '\126','\170', '\232','\274' } }, { "0x123456789ABC", 3,-1, 2,1, 0, { '\232','\274', '\126','\170', '\022','\064' } }, { "0x123456789ABC", 3,1, 2,-1, 0, { '\064','\022', '\170','\126', '\274','\232' } }, { "0x123456789ABC", 3,-1, 2,-1, 0, { '\274','\232', '\170','\126', '\064','\022' } }, { "0x112233445566778899AABBCC", 3,1, 4,1, 0, { '\021','\042','\063','\104', '\125','\146','\167','\210', '\231','\252','\273','\314' } }, { "0x112233445566778899AABBCC", 3,-1, 4,1, 0, { '\231','\252','\273','\314', '\125','\146','\167','\210', '\021','\042','\063','\104' } }, { "0x112233445566778899AABBCC", 3,1, 4,-1, 0, { '\104','\063','\042','\021', '\210','\167','\146','\125', '\314','\273','\252','\231' } }, { "0x112233445566778899AABBCC", 3,-1, 4,-1, 0, { '\314','\273','\252','\231', '\210','\167','\146','\125', '\104','\063','\042','\021' } }, { "0x100120023003400450056006700780089009A00AB00BC00C", 3,1, 8,1, 0, { '\020','\001','\040','\002','\060','\003','\100','\004', '\120','\005','\140','\006','\160','\007','\200','\010', '\220','\011','\240','\012','\260','\013','\300','\014' } }, { "0x100120023003400450056006700780089009A00AB00BC00C", 3,-1, 8,1, 0, { '\220','\011','\240','\012','\260','\013','\300','\014', '\120','\005','\140','\006','\160','\007','\200','\010', '\020','\001','\040','\002','\060','\003','\100','\004' } }, { "0x100120023003400450056006700780089009A00AB00BC00C", 3,1, 8,-1, 0, { '\004','\100','\003','\060','\002','\040','\001','\020', '\010','\200','\007','\160','\006','\140','\005','\120', '\014','\300','\013','\260','\012','\240','\011','\220' } }, { "0x100120023003400450056006700780089009A00AB00BC00C", 3,-1, 8,-1, 0, { '\014','\300','\013','\260','\012','\240','\011','\220', '\010','\200','\007','\160','\006','\140','\005','\120', '\004','\100','\003','\060','\002','\040','\001','\020' } }, { "0x155555555555555555555555", 3,1, 4,1, 1, { '\125','\125','\125','\125', '\052','\252','\252','\252', '\125','\125','\125','\125' } }, { "0x155555555555555555555555", 3,-1, 4,1, 1, { '\125','\125','\125','\125', '\052','\252','\252','\252', '\125','\125','\125','\125' } }, { "0x155555555555555555555555", 3,1, 4,-1, 1, { '\125','\125','\125','\125', '\252','\252','\252','\052', '\125','\125','\125','\125' } }, { "0x155555555555555555555555", 3,-1, 4,-1, 1, { '\125','\125','\125','\125', '\252','\252','\252','\052', '\125','\125','\125','\125' } }, }; char buf[sizeof(data[0].src) + sizeof (mp_limb_t) + 128]; char *got_data; void *ret; size_t align, got_count, j; int i, error = 0; mpz_t src; mpz_init (src); for (i = 0; i < numberof (data); i++) { for (align = 0; align < sizeof (mp_limb_t); align++) { mpz_set_str_or_abort (src, data[i].src, 0); MPZ_CHECK_FORMAT (src); got_data = buf + align; ASSERT_ALWAYS (data[i].want_count * data[i].size + align <= sizeof (buf)); memset (got_data, '\0', data[i].want_count * data[i].size); ret = mpz_export (got_data, &got_count, data[i].order, data[i].size, data[i].endian, data[i].nail, src); if (ret != got_data) { printf ("return doesn't equal given pointer\n"); error = 1; } if (got_count != data[i].want_count) { printf ("wrong count\n"); error = 1; } if (memcmp (got_data, data[i].want_data, got_count * data[i].size) != 0) { printf ("wrong result data\n"); error = 1; } if (error) { printf (" at data[%d] align=%d\n", i, (int) align); printf (" src \"%s\"\n", data[i].src); mpz_trace (" src", src); printf (" order=%d size=%lu endian=%d nail=%u\n", data[i].order, (unsigned long) data[i].size, data[i].endian, data[i].nail); printf (" want count %lu\n", (unsigned long) data[i].want_count); printf (" got count %lu\n", (unsigned long) got_count); printf (" want"); for (j = 0; j < data[i].want_count*data[i].size; j++) printf (" 0x%02X,", (unsigned) (unsigned char) data[i].want_data[j]); printf ("\n"); printf (" got "); for (j = 0; j < got_count*data[i].size; j++) printf (" 0x%02X,", (unsigned) (unsigned char) got_data[j]); printf ("\n"); abort (); } } } mpz_clear (src); } int main (void) { tests_start (); mp_trace_base = -16; check_data (); tests_end (); exit (0); }