mbedtls/tests/suites/test_suite_des.function

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/* BEGIN_HEADER */
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#include "mbedtls/des.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_DES_C
* END_DEPENDENCIES
*/
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/* BEGIN_CASE */
void des_check_weak( char *key_hex, int ret )
{
unsigned char key[MBEDTLS_DES_KEY_SIZE];
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memset( key, 0, sizeof key );
unhexify( key, key_hex );
TEST_ASSERT( mbedtls_des_key_check_weak( key ) == ret );
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}
/* END_CASE */
/* BEGIN_CASE */
void des_encrypt_ecb( char *hex_key_string, char *hex_src_string,
char *hex_dst_string )
{
unsigned char key_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( src_str, hex_src_string );
mbedtls_des_setkey_enc( &ctx, key_str );
TEST_ASSERT( mbedtls_des_crypt_ecb( &ctx, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
exit:
mbedtls_des_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void des_decrypt_ecb( char *hex_key_string, char *hex_src_string,
char *hex_dst_string )
{
unsigned char key_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( src_str, hex_src_string );
mbedtls_des_setkey_dec( &ctx, key_str );
TEST_ASSERT( mbedtls_des_crypt_ecb( &ctx, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
exit:
mbedtls_des_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void des_encrypt_cbc( char *hex_key_string, char *hex_iv_string,
char *hex_src_string, char *hex_dst_string, int cbc_result )
{
unsigned char key_str[100];
unsigned char iv_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des_context ctx;
int src_len;
memset(key_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
src_len = unhexify( src_str, hex_src_string );
mbedtls_des_setkey_enc( &ctx, key_str );
TEST_ASSERT( mbedtls_des_crypt_cbc( &ctx, MBEDTLS_DES_ENCRYPT, src_len, iv_str, src_str, output ) == cbc_result );
if( cbc_result == 0 )
{
hexify( dst_str, output, src_len );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
}
exit:
mbedtls_des_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void des_decrypt_cbc( char *hex_key_string, char *hex_iv_string,
char *hex_src_string, char *hex_dst_string, int cbc_result )
{
unsigned char key_str[100];
unsigned char iv_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des_context ctx;
int src_len;
memset(key_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
src_len = unhexify( src_str, hex_src_string );
mbedtls_des_setkey_dec( &ctx, key_str );
TEST_ASSERT( mbedtls_des_crypt_cbc( &ctx, MBEDTLS_DES_DECRYPT, src_len, iv_str, src_str, output ) == cbc_result );
if( cbc_result == 0 )
{
hexify( dst_str, output, src_len );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
}
exit:
mbedtls_des_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void des3_encrypt_ecb( int key_count, char *hex_key_string,
char *hex_src_string, char *hex_dst_string )
{
unsigned char key_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des3_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des3_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( src_str, hex_src_string );
if( key_count == 2 )
mbedtls_des3_set2key_enc( &ctx, key_str );
else if( key_count == 3 )
mbedtls_des3_set3key_enc( &ctx, key_str );
else
TEST_ASSERT( 0 );
TEST_ASSERT( mbedtls_des3_crypt_ecb( &ctx, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
exit:
mbedtls_des3_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void des3_decrypt_ecb( int key_count, char *hex_key_string,
char *hex_src_string, char *hex_dst_string )
{
unsigned char key_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des3_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des3_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( src_str, hex_src_string );
if( key_count == 2 )
mbedtls_des3_set2key_dec( &ctx, key_str );
else if( key_count == 3 )
mbedtls_des3_set3key_dec( &ctx, key_str );
else
TEST_ASSERT( 0 );
TEST_ASSERT( mbedtls_des3_crypt_ecb( &ctx, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
exit:
mbedtls_des3_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void des3_encrypt_cbc( int key_count, char *hex_key_string,
char *hex_iv_string, char *hex_src_string,
char *hex_dst_string, int cbc_result )
{
unsigned char key_str[100];
unsigned char iv_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des3_context ctx;
int src_len;
memset(key_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des3_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
src_len = unhexify( src_str, hex_src_string );
if( key_count == 2 )
mbedtls_des3_set2key_enc( &ctx, key_str );
else if( key_count == 3 )
mbedtls_des3_set3key_enc( &ctx, key_str );
else
TEST_ASSERT( 0 );
TEST_ASSERT( mbedtls_des3_crypt_cbc( &ctx, MBEDTLS_DES_ENCRYPT, src_len, iv_str, src_str, output ) == cbc_result );
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if( cbc_result == 0 )
{
hexify( dst_str, output, src_len );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
}
exit:
mbedtls_des3_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void des3_decrypt_cbc( int key_count, char *hex_key_string,
char *hex_iv_string, char *hex_src_string,
char *hex_dst_string, int cbc_result )
{
unsigned char key_str[100];
unsigned char iv_str[100];
unsigned char src_str[100];
unsigned char dst_str[100];
unsigned char output[100];
mbedtls_des3_context ctx;
int src_len;
memset(key_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(output, 0x00, 100);
mbedtls_des3_init( &ctx );
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
src_len = unhexify( src_str, hex_src_string );
if( key_count == 2 )
mbedtls_des3_set2key_dec( &ctx, key_str );
else if( key_count == 3 )
mbedtls_des3_set3key_dec( &ctx, key_str );
else
TEST_ASSERT( 0 );
TEST_ASSERT( mbedtls_des3_crypt_cbc( &ctx, MBEDTLS_DES_DECRYPT, src_len, iv_str, src_str, output ) == cbc_result );
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if( cbc_result == 0 )
{
hexify( dst_str, output, src_len );
TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 );
}
exit:
mbedtls_des3_free( &ctx );
}
/* END_CASE */
/* BEGIN_CASE */
void des_key_parity_run()
{
int i, j, cnt;
unsigned char key[MBEDTLS_DES_KEY_SIZE];
unsigned int parity;
memset( key, 0, MBEDTLS_DES_KEY_SIZE );
cnt = 0;
// Iterate through all possible byte values
//
for( i = 0; i < 32; i++ )
{
for( j = 0; j < 8; j++ )
key[j] = cnt++;
// Set the key parity according to the table
//
mbedtls_des_key_set_parity( key );
// Check the parity with a function
//
for( j = 0; j < 8; j++ )
{
parity = key[j] ^ ( key[j] >> 4 );
parity = parity ^
( parity >> 1 ) ^
( parity >> 2 ) ^
( parity >> 3 );
parity &= 1;
if( parity != 1 )
TEST_ASSERT( 0 );
}
// Check the parity with the table
//
TEST_ASSERT( mbedtls_des_key_check_key_parity( key ) == 0 );
}
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
void des_selftest()
{
TEST_ASSERT( mbedtls_des_self_test( 0 ) == 0 );
}
/* END_CASE */