| /* BEGIN_HEADER */ |
| #include <polarssl/des.h> |
| /* END_HEADER */ |
| |
| /* BEGIN_DEPENDENCIES |
| * depends_on:POLARSSL_DES_C |
| * END_DEPENDENCIES |
| */ |
| |
| /* 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]; |
| des_context ctx; |
| |
| memset(key_str, 0x00, 100); |
| memset(src_str, 0x00, 100); |
| memset(dst_str, 0x00, 100); |
| memset(output, 0x00, 100); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( src_str, hex_src_string ); |
| |
| des_setkey_enc( &ctx, key_str ); |
| TEST_ASSERT( des_crypt_ecb( &ctx, src_str, output ) == 0 ); |
| hexify( dst_str, output, 8 ); |
| |
| TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 ); |
| } |
| /* 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]; |
| des_context ctx; |
| |
| memset(key_str, 0x00, 100); |
| memset(src_str, 0x00, 100); |
| memset(dst_str, 0x00, 100); |
| memset(output, 0x00, 100); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( src_str, hex_src_string ); |
| |
| des_setkey_dec( &ctx, key_str ); |
| TEST_ASSERT( des_crypt_ecb( &ctx, src_str, output ) == 0 ); |
| hexify( dst_str, output, 8 ); |
| |
| TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:POLARSSL_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]; |
| 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); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( iv_str, hex_iv_string ); |
| src_len = unhexify( src_str, hex_src_string ); |
| |
| des_setkey_enc( &ctx, key_str ); |
| TEST_ASSERT( des_crypt_cbc( &ctx, 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 ); |
| } |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:POLARSSL_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]; |
| 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); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( iv_str, hex_iv_string ); |
| src_len = unhexify( src_str, hex_src_string ); |
| |
| des_setkey_dec( &ctx, key_str ); |
| TEST_ASSERT( des_crypt_cbc( &ctx, 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 ); |
| } |
| } |
| /* 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]; |
| des3_context ctx; |
| |
| memset(key_str, 0x00, 100); |
| memset(src_str, 0x00, 100); |
| memset(dst_str, 0x00, 100); |
| memset(output, 0x00, 100); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( src_str, hex_src_string ); |
| |
| if( key_count == 2 ) |
| des3_set2key_enc( &ctx, key_str ); |
| else if( key_count == 3 ) |
| des3_set3key_enc( &ctx, key_str ); |
| else |
| TEST_ASSERT( 0 ); |
| |
| TEST_ASSERT( des3_crypt_ecb( &ctx, src_str, output ) == 0 ); |
| hexify( dst_str, output, 8 ); |
| |
| TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 ); |
| } |
| /* 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]; |
| des3_context ctx; |
| |
| memset(key_str, 0x00, 100); |
| memset(src_str, 0x00, 100); |
| memset(dst_str, 0x00, 100); |
| memset(output, 0x00, 100); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( src_str, hex_src_string ); |
| |
| if( key_count == 2 ) |
| des3_set2key_dec( &ctx, key_str ); |
| else if( key_count == 3 ) |
| des3_set3key_dec( &ctx, key_str ); |
| else |
| TEST_ASSERT( 0 ); |
| |
| TEST_ASSERT( des3_crypt_ecb( &ctx, src_str, output ) == 0 ); |
| hexify( dst_str, output, 8 ); |
| |
| TEST_ASSERT( strcasecmp( (char *) dst_str, hex_dst_string ) == 0 ); |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:POLARSSL_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]; |
| 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); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( iv_str, hex_iv_string ); |
| src_len = unhexify( src_str, hex_src_string ); |
| |
| if( key_count == 2 ) |
| des3_set2key_enc( &ctx, key_str ); |
| else if( key_count == 3 ) |
| des3_set3key_enc( &ctx, key_str ); |
| else |
| TEST_ASSERT( 0 ); |
| |
| TEST_ASSERT( des3_crypt_cbc( &ctx, 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 ); |
| } |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:POLARSSL_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]; |
| 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); |
| |
| unhexify( key_str, hex_key_string ); |
| unhexify( iv_str, hex_iv_string ); |
| src_len = unhexify( src_str, hex_src_string ); |
| |
| if( key_count == 2 ) |
| des3_set2key_dec( &ctx, key_str ); |
| else if( key_count == 3 ) |
| des3_set3key_dec( &ctx, key_str ); |
| else |
| TEST_ASSERT( 0 ); |
| |
| TEST_ASSERT( des3_crypt_cbc( &ctx, 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 ); |
| } |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE */ |
| void des_key_parity_run() |
| { |
| int i, j, cnt; |
| unsigned char key[DES_KEY_SIZE]; |
| unsigned int parity; |
| |
| memset( key, 0, 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 |
| // |
| 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( des_key_check_key_parity( key ) == 0 ); |
| } |
| } |
| /* END_CASE */ |
| |
| /* BEGIN_CASE depends_on:POLARSSL_SELF_TEST */ |
| void des_selftest() |
| { |
| TEST_ASSERT( des_self_test( 0 ) == 0 ); |
| } |
| /* END_CASE */ |