lib/util/tests/test_byteorder_verify.c

   1 /*
   2  * Unix SMB/CIFS implementation.
   3  *
   4  * Copyright (C) 2018-2019 Andreas Schneider <asn@samba.org>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 3 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program 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.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  */
  19
  20 #include <stdarg.h>
  21 #include <stddef.h>
  22 #include <stdint.h>
  23 #include <setjmp.h>
  24 #include <cmocka.h>
  25
  26 #include "lib/replace/replace.h"
  27 #include "lib/util/bytearray.h"
  28 #include "lib/util/byteorder.h"
  29
  30 static void torture_le_u8(void **state)
  31 {
  32         uint8_t data[2] = {0};
  33         uint8_t result;
  34
  35         (void)state;
  36
  37         /* Test CVAL and SCVAL */
  38         PUSH_LE_U8(data, 0, 23);
  39         PUSH_LE_U8(data, 1, 42);
  40
  41         result = CVAL(data, 0);
  42         assert_int_equal(result, 23);
  43
  44         result = CVAL(data, 1);
  45         assert_int_equal(result, 42);
  46
  47         /* Test CVAL_NC and PVAL */
  48         PUSH_LE_U8(data, 0, 23);
  49         PUSH_LE_U8(data, 1, 42);
  50
  51         result = CVAL_NC(data, 0);
  52         assert_int_equal(result, 23);
  53
  54         result = PVAL(data, 1);
  55         assert_int_equal(result, 42);
  56
  57         /* Test SCVAL */
  58         SCVAL(data, 0, 42);
  59         SCVAL(data, 1, 23);
  60
  61         result = PULL_LE_U8(data, 0);
  62         assert_int_equal(result, 42);
  63
  64         result = PULL_LE_U8(data, 1);
  65         assert_int_equal(result, 23);
  66 }
  67
  68 static void torture_le_u16(void **state)
  69 {
  70         uint8_t data[2] = {0};
  71         uint16_t result;
  72
  73         (void)state;
  74
  75         /* Test SVAL */
  76         PUSH_LE_U16(data, 0, 0xff00);
  77         result = SVAL(data, 0);
  78         assert_int_equal(result, 0xff00);
  79
  80         /* Test SSVAL */
  81         SSVAL(data, 0, 0x00ff);
  82         result = PULL_LE_U16(data, 0);
  83         assert_int_equal(result, 0x00ff);
  84
  85         /* Test SSVALX */
  86         SSVALX(data, 0, 0x00fa);
  87         result = PULL_LE_U16(data, 0);
  88         assert_int_equal(result, 0x00fa);
  89
  90         /* Test SSVALS */
  91         SSVALS(data, 0, 0x00fb);
  92         result = PULL_LE_U16(data, 0);
  93         assert_int_equal(result, 0x00fb);
  94 }
  95
  96 static void torture_le_u32(void **state)
  97 {
  98         uint8_t data[4] = {0};
  99         uint32_t result;
 100
 101         (void)state;
 102
 103         /* Test IVAL */
 104         PUSH_LE_U32(data, 0, 0xff000000);
 105         result = IVAL(data, 0);
 106         assert_int_equal(result, 0xff000000);
 107
 108         /* Test SIVAL */
 109         SIVAL(data, 0, 0xffaabbcc);
 110         result = PULL_LE_U32(data, 0);
 111         assert_int_equal(result, 0xffaabbcc);
 112
 113         /* Test SIVALX */
 114         SIVALX(data, 0, 0xffbbccdd);
 115         result = PULL_LE_U32(data, 0);
 116         assert_int_equal(result, 0xffbbccdd);
 117
 118         /* Test SIVALS */
 119         SIVALS(data, 0, 0xffccddee);
 120         result = PULL_LE_U32(data, 0);
 121         assert_int_equal(result, 0xffccddee);
 122 }
 123
 124 static void torture_le_u64(void **state)
 125 {
 126         uint8_t data[8] = {0};
 127         uint64_t result;
 128
 129         (void)state;
 130
 131         PUSH_LE_U64(data, 0, 0xfffefffefffefffeUL);
 132         result = BVAL(data, 0);
 133         assert_int_equal(result, 0xfffefffefffefffeUL);
 134
 135         SBVAL(data, 0, 0xfffafffafffafffaUL);
 136         result = PULL_LE_U64(data, 0);
 137         assert_int_equal(result, 0xfffafffafffafffaUL);
 138 }
 139
 140 static void torture_be_u8(void **state)
 141 {
 142         uint8_t data[2] = {0};
 143         uint8_t result;
 144
 145         (void)state;
 146
 147         PUSH_BE_U8(data, 0, 23);
 148         PUSH_BE_U8(data, 1, 42);
 149
 150         result = CVAL(data, 0);
 151         assert_int_equal(result, 23);
 152
 153         result = CVAL(data, 1);
 154         assert_int_equal(result, 42);
 155
 156         SCVAL(data, 0, 42);
 157         SCVAL(data, 1, 23);
 158
 159         result = PULL_BE_U8(data, 0);
 160         assert_int_equal(result, 42);
 161
 162         result = PULL_BE_U8(data, 1);
 163         assert_int_equal(result, 23);
 164 }
 165
 166 static void torture_be_u16(void **state)
 167 {
 168         uint8_t data[2] = {0};
 169         uint16_t result;
 170
 171         (void)state;
 172
 173         /* Test RSVAL */
 174         PUSH_BE_U16(data, 0, 0xff00);
 175         result = RSVAL(data, 0);
 176         assert_int_equal(result, 0xff00);
 177
 178         /* Test RSVALS */
 179         PUSH_BE_U16(data, 0, 0xffaa);
 180         result = RSVALS(data, 0);
 181         assert_int_equal(result, 0xffaa);
 182
 183         /* Test RSSVAL */
 184         RSSVAL(data, 0, 0x00ff);
 185         result = PULL_BE_U16(data, 0);
 186         assert_int_equal(result, 0x00ff);
 187
 188         /* Test RSSVALS */
 189         RSSVALS(data, 0, 0x00fa);
 190         result = PULL_BE_U16(data, 0);
 191         assert_int_equal(result, 0x00fa);
 192 }
 193
 194 static void torture_be_u32(void **state)
 195 {
 196         uint8_t data[4] = {0};
 197         uint32_t result;
 198
 199         (void)state;
 200
 201         /* Test RIVAL */
 202         PUSH_BE_U32(data, 0, 0xff000000);
 203         result = RIVAL(data, 0);
 204         assert_int_equal(result, 0xff000000);
 205
 206         /* Test RIVALS */
 207         PUSH_BE_U32(data, 0, 0xff0000aa);
 208         result = RIVALS(data, 0);
 209         assert_int_equal(result, 0xff0000aa);
 210
 211         /* Test RSIVAL */
 212         RSIVAL(data, 0, 0xffeeddcc);
 213         result = PULL_BE_U32(data, 0);
 214         assert_int_equal(result, 0xffeeddcc);
 215
 216         /* Test RSIVALS */
 217         RSIVALS(data, 0, 0xffaaddcc);
 218         result = PULL_BE_U32(data, 0);
 219         assert_int_equal(result, 0xffaaddcc);
 220 }
 221
 222 static void torture_be_u64(void **state)
 223 {
 224         uint8_t data[8] = {0};
 225         uint64_t result;
 226
 227         (void)state;
 228
 229         /* Test RBVAL */
 230         PUSH_BE_U64(data, 0, 0xfffefffefffefffeUL);
 231         result = RBVAL(data, 0);
 232         assert_int_equal(result, 0xfffefffefffefffeUL);
 233
 234         /* Test RBVALS */
 235         PUSH_BE_U64(data, 0, 0xfffafffafffafffaUL);
 236         result = RBVALS(data, 0);
 237         assert_int_equal(result, 0xfffafffafffafffaUL);
 238
 239         /* Test RSBVAL */
 240         RSBVAL(data, 0, 0xfffbfffbfffbfffbUL);
 241         result = PULL_BE_U64(data, 0);
 242         assert_int_equal(result, 0xfffbfffbfffbfffbUL);
 243
 244         /* Test RSBVALS */
 245         RSBVALS(data, 0, 0xfffcfffcfffcfffcUL);
 246         result = PULL_BE_U64(data, 0);
 247         assert_int_equal(result, 0xfffcfffcfffcfffcUL);
 248 }
 249
 250 int main(int argc, char *argv[])
 251 {
 252         int rc;
 253         const struct CMUnitTest tests[] = {
 254                 cmocka_unit_test(torture_le_u8),
 255                 cmocka_unit_test(torture_le_u16),
 256                 cmocka_unit_test(torture_le_u32),
 257                 cmocka_unit_test(torture_le_u64),
 258
 259                 cmocka_unit_test(torture_be_u8),
 260                 cmocka_unit_test(torture_be_u16),
 261                 cmocka_unit_test(torture_be_u32),
 262                 cmocka_unit_test(torture_be_u64),
 263         };
 264
 265         if (argc == 2) {
 266                 cmocka_set_test_filter(argv[1]);
 267         }
 268         cmocka_set_message_output(CM_OUTPUT_SUBUNIT);
 269
 270         rc = cmocka_run_group_tests(tests, NULL, NULL);
 271
 272         return rc;
 273 }