libfreefare/test/test_mad.c
2010-02-11 11:29:57 +00:00

289 lines
7.2 KiB
C

#include <cutter.h>
#include <freefare.h>
#include "freefare_internal.h"
void
test_mad (void)
{
int res;
Mad mad = mad_new (1);
cut_assert_not_null (mad, cut_message ("Can create a new MAD"));
cut_assert_equal_int (1, mad_get_version (mad), cut_message ("Wrong default MAD version"));
mad_set_version (mad, 2);
cut_assert_equal_int (2, mad_get_version (mad), cut_message ("Can't change MAD version"));
cut_assert_equal_int (0, mad_get_card_publisher_sector (mad), cut_message ("Wrong default MAD publisher"));
res = mad_set_card_publisher_sector (mad, 13);
cut_assert_equal_int (0, res, cut_message ("mad_set_card_publisher_sector() returned an error."));
cut_assert_equal_int (13, mad_get_card_publisher_sector (mad), cut_message ("Wrong publisher sector"));
res = mad_set_card_publisher_sector (mad, 0xff);
cut_assert_equal_int (-1, res, cut_message ("Invalid sector"));
cut_assert_equal_int (13, mad_get_card_publisher_sector (mad), cut_message ("Previous publisher sector value"));
MadAid aid = {
.function_cluster_code = 0,
.application_code = 0
};
res = mad_get_aid (mad, 3, &aid);
cut_assert_equal_int (0, res, cut_message ("mad_get_aid() failed"));
cut_assert_equal_int (0, aid.function_cluster_code, cut_message ("Invalid default value"));
cut_assert_equal_int (0, aid.application_code, cut_message ("Invalid default value"));
aid.function_cluster_code = 0xc0;
aid.application_code = 0x42;
res = mad_set_aid (mad, 3, aid);
cut_assert_equal_int (0, res, cut_message ("mad_set_aid() failed"));
res = mad_get_aid (mad, 3, &aid);
cut_assert_equal_int (0, res, cut_message ("mad_get_aid() failed"));
cut_assert_equal_int (0xC0, aid.function_cluster_code, cut_message ("Invalid value"));
cut_assert_equal_int (0x42, aid.application_code, cut_message ("Invalid value"));
mad_free (mad);
}
#define CRC_PRESET 0x67
void
test_mad_crc8_basic (void)
{
uint8_t crc;
const uint8_t crc_value = 0x42;
/* Insert data */
crc = 0x00;
crc8(&crc, crc_value);
cut_assert_equal_int (crc_value, crc, cut_message ("Initialization should not produce a CRC"));
/* Insert data with leading zeros */
crc = 0x00;
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, crc_value);
cut_assert_equal_int (crc_value, crc, cut_message ("Burst error should not be detected with uninitialized polies"));
/* Check integrity */
crc = CRC_PRESET;
crc8(&crc, crc_value);
crc8(&crc, 0x00);
uint8_t save = crc;
crc = CRC_PRESET;
crc8(&crc, crc_value);
crc8(&crc, save);
cut_assert_equal_int (0x00, crc, cut_message ("CRC should verify crc(message + crc(message)) = 0"));
}
/*
* The following MAD values where extracted from documentation.
*/
void
test_mad_crc8_doc_example (void)
{
/* Preset */
uint8_t crc = CRC_PRESET;
/* Block 1 -- 0x01 - 0x07 */
crc8(&crc, 0x01);
crc8(&crc, 0x01);
crc8(&crc, 0x08);
crc8(&crc, 0x01);
crc8(&crc, 0x08);
crc8(&crc, 0x01);
crc8(&crc, 0x08);
/* Block 2 -- 0x08 - 0x0f */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x04);
crc8(&crc, 0x00);
/* Block 3 -- 0x00 - 0x07 */
crc8(&crc, 0x03);
crc8(&crc, 0x10);
crc8(&crc, 0x03);
crc8(&crc, 0x10);
crc8(&crc, 0x02);
crc8(&crc, 0x10);
crc8(&crc, 0x02);
crc8(&crc, 0x10);
/* Block 3 -- 0x08 - 0x0f */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x11);
crc8(&crc, 0x30);
/* Append zeros of augmented message */
crc8(&crc, 0x00);
cut_assert_equal_int (0x89, crc, cut_message ("Sample CRC should match"));
}
/*
* The following MAD values where extracted from a MIFARE dump.
*/
void
test_mad_crc8_real_example_1 (void)
{
/* Preset */
uint8_t crc = CRC_PRESET;
/* Block 1 -- 0x01 - 0x07 */
crc8(&crc, 0x01);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
/* Block 2 -- 0x08 - 0x0f */
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Block 3 -- 0x00 - 0x07 */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Block 3 -- 0x08 - 0x0f */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Append zeros of augmented message */
crc8(&crc, 0x00);
cut_assert_equal_int (0xc4, crc, cut_message ("Read example 1 CRC should match"));
}
/*
* The following MAD values where extracted from a MIFARE dump.
*/
void
test_mad_crc8_real_example_2 (void)
{
/* Preset */
uint8_t crc = CRC_PRESET;
/* Block 1 -- 0x01 - 0x07 */
crc8(&crc, 0x01);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
/* Block 2 -- 0x08 - 0x0f */
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x03);
crc8(&crc, 0xe1);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Block 3 -- 0x00 - 0x07 */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Block 3 -- 0x08 - 0x0f */
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
crc8(&crc, 0x00);
/* Append zeros of augmented message */
crc8(&crc, 0x00);
cut_assert_equal_int (0xab, crc, cut_message ("Read example 1 CRC should match"));
}
void
test_mad_sector_0x00_crc8 (void)
{
int res;
Mad mad = mad_new (1);
cut_assert_not_null (mad, cut_message ("mad_new() failed"));
res = mad_set_card_publisher_sector (mad, 0x01);
/* Block 1 */
MadAid aid1 = { 0x01, 0x08 };
mad_set_aid (mad, 1, aid1);
mad_set_aid (mad, 2, aid1);
mad_set_aid (mad, 3, aid1);
/* Block 2 */
MadAid empty_aid = { 0x00, 0x00 };
mad_set_aid (mad, 4, empty_aid);
mad_set_aid (mad, 5, empty_aid);
mad_set_aid (mad, 6, empty_aid);
MadAid aid2 = { 0x04, 0x00 };
mad_set_aid (mad, 7, aid2);
/* Block 3 */
MadAid aid3 = { 0x03, 0x10 };
mad_set_aid (mad, 8, aid3);
mad_set_aid (mad, 9, aid3);
MadAid aid4 = { 0x02, 0x10 };
mad_set_aid (mad, 10, aid4);
mad_set_aid (mad, 11, aid4);
mad_set_aid (mad, 12, empty_aid);
mad_set_aid (mad, 13, empty_aid);
mad_set_aid (mad, 14, empty_aid);
MadAid aid5 = { 0x11, 0x30 };
mad_set_aid (mad, 15, aid5);
res = sector_0x00_crc8 (mad);
cut_assert_equal_int(0x89, res, cut_message ("Sample CRC should match"));
mad_free (mad);
}