481 lines
16 KiB
Text
481 lines
16 KiB
Text
/* BEGIN_HEADER */
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#include "mbedtls/aes.h"
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/* END_HEADER */
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/* BEGIN_DEPENDENCIES
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* depends_on:MBEDTLS_AES_C
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* END_DEPENDENCIES
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*/
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/* BEGIN_CASE */
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void aes_encrypt_ecb( data_t * key_str, data_t * src_str,
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data_t * hex_dst_string, int setkey_result )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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TEST_ASSERT( mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 ) == setkey_result );
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if( setkey_result == 0 )
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{
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TEST_ASSERT( mbedtls_aes_crypt_ecb( &ctx, MBEDTLS_AES_ENCRYPT, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, 16, hex_dst_string->len ) == 0 );
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}
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE */
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void aes_decrypt_ecb( data_t * key_str, data_t * src_str,
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data_t * hex_dst_string, int setkey_result )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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TEST_ASSERT( mbedtls_aes_setkey_dec( &ctx, key_str->x, key_str->len * 8 ) == setkey_result );
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if( setkey_result == 0 )
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{
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TEST_ASSERT( mbedtls_aes_crypt_ecb( &ctx, MBEDTLS_AES_DECRYPT, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, 16, hex_dst_string->len ) == 0 );
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}
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
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void aes_encrypt_cbc( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string,
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int cbc_result )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cbc( &ctx, MBEDTLS_AES_ENCRYPT, src_str->len, iv_str->x, src_str->x, output ) == cbc_result );
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if( cbc_result == 0 )
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{
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, src_str->len, hex_dst_string->len ) == 0 );
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}
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
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void aes_decrypt_cbc( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string,
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int cbc_result )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_dec( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cbc( &ctx, MBEDTLS_AES_DECRYPT, src_str->len, iv_str->x, src_str->x, output ) == cbc_result );
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if( cbc_result == 0)
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{
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, src_str->len, hex_dst_string->len ) == 0 );
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}
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_XTS */
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void aes_encrypt_xts( char *hex_key_string, char *hex_data_unit_string,
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char *hex_src_string, char *hex_dst_string )
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{
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enum { AES_BLOCK_SIZE = 16 };
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unsigned char *data_unit = NULL;
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unsigned char *key = NULL;
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unsigned char *src = NULL;
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unsigned char *dst = NULL;
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unsigned char *output = NULL;
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mbedtls_aes_xts_context ctx;
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size_t key_len, src_len, dst_len, data_unit_len;
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mbedtls_aes_xts_init( &ctx );
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data_unit = unhexify_alloc( hex_data_unit_string, &data_unit_len );
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TEST_ASSERT( data_unit_len == AES_BLOCK_SIZE );
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key = unhexify_alloc( hex_key_string, &key_len );
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TEST_ASSERT( key_len % 2 == 0 );
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src = unhexify_alloc( hex_src_string, &src_len );
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dst = unhexify_alloc( hex_dst_string, &dst_len );
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TEST_ASSERT( src_len == dst_len );
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output = zero_alloc( dst_len );
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TEST_ASSERT( mbedtls_aes_xts_setkey_enc( &ctx, key, key_len * 8 ) == 0 );
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TEST_ASSERT( mbedtls_aes_crypt_xts( &ctx, MBEDTLS_AES_ENCRYPT, src_len,
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data_unit, src, output ) == 0 );
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TEST_ASSERT( memcmp( output, dst, dst_len ) == 0 );
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exit:
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mbedtls_aes_xts_free( &ctx );
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mbedtls_free( data_unit );
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mbedtls_free( key );
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mbedtls_free( src );
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mbedtls_free( dst );
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mbedtls_free( output );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_XTS */
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void aes_decrypt_xts( char *hex_key_string, char *hex_data_unit_string,
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char *hex_dst_string, char *hex_src_string )
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{
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enum { AES_BLOCK_SIZE = 16 };
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unsigned char *data_unit = NULL;
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unsigned char *key = NULL;
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unsigned char *src = NULL;
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unsigned char *dst = NULL;
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unsigned char *output = NULL;
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mbedtls_aes_xts_context ctx;
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size_t key_len, src_len, dst_len, data_unit_len;
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mbedtls_aes_xts_init( &ctx );
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data_unit = unhexify_alloc( hex_data_unit_string, &data_unit_len );
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TEST_ASSERT( data_unit_len == AES_BLOCK_SIZE );
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key = unhexify_alloc( hex_key_string, &key_len );
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TEST_ASSERT( key_len % 2 == 0 );
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src = unhexify_alloc( hex_src_string, &src_len );
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dst = unhexify_alloc( hex_dst_string, &dst_len );
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TEST_ASSERT( src_len == dst_len );
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output = zero_alloc( dst_len );
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TEST_ASSERT( mbedtls_aes_xts_setkey_dec( &ctx, key, key_len * 8 ) == 0 );
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TEST_ASSERT( mbedtls_aes_crypt_xts( &ctx, MBEDTLS_AES_DECRYPT, src_len,
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data_unit, src, output ) == 0 );
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TEST_ASSERT( memcmp( output, dst, dst_len ) == 0 );
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exit:
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mbedtls_aes_xts_free( &ctx );
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mbedtls_free( data_unit );
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mbedtls_free( key );
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mbedtls_free( src );
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mbedtls_free( dst );
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mbedtls_free( output );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_XTS */
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void aes_crypt_xts_size( int size, int retval )
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{
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mbedtls_aes_xts_context ctx;
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const unsigned char *src = NULL;
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unsigned char *output = NULL;
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unsigned char data_unit[16];
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size_t length = size;
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mbedtls_aes_xts_init( &ctx );
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memset( data_unit, 0x00, sizeof( data_unit ) );
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/* Note that this function will most likely crash on failure, as NULL
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* parameters will be used. In the passing case, the length check in
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* mbedtls_aes_crypt_xts() will prevent any accesses to parameters by
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* exiting the function early. */
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TEST_ASSERT( mbedtls_aes_crypt_xts( &ctx, MBEDTLS_AES_ENCRYPT, length, data_unit, src, output ) == retval );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_XTS */
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void aes_crypt_xts_keysize( int size, int retval )
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{
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mbedtls_aes_xts_context ctx;
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const unsigned char key[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06 };
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size_t key_len = size;
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mbedtls_aes_xts_init( &ctx );
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TEST_ASSERT( mbedtls_aes_xts_setkey_enc( &ctx, key, key_len * 8 ) == retval );
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TEST_ASSERT( mbedtls_aes_xts_setkey_dec( &ctx, key, key_len * 8 ) == retval );
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exit:
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mbedtls_aes_xts_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
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void aes_encrypt_cfb128( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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size_t iv_offset = 0;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cfb128( &ctx, MBEDTLS_AES_ENCRYPT, 16, &iv_offset, iv_str->x, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, 16, hex_dst_string->len ) == 0 );
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
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void aes_decrypt_cfb128( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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size_t iv_offset = 0;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cfb128( &ctx, MBEDTLS_AES_DECRYPT, 16, &iv_offset, iv_str->x, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, 16, hex_dst_string->len ) == 0 );
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
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void aes_encrypt_cfb8( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cfb8( &ctx, MBEDTLS_AES_ENCRYPT, src_str->len, iv_str->x, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, src_str->len, hex_dst_string->len ) == 0 );
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
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void aes_decrypt_cfb8( data_t * key_str, data_t * iv_str,
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data_t * src_str, data_t * hex_dst_string )
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{
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unsigned char output[100];
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mbedtls_aes_context ctx;
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memset(output, 0x00, 100);
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mbedtls_aes_init( &ctx );
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mbedtls_aes_setkey_enc( &ctx, key_str->x, key_str->len * 8 );
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TEST_ASSERT( mbedtls_aes_crypt_cfb8( &ctx, MBEDTLS_AES_DECRYPT, src_str->len, iv_str->x, src_str->x, output ) == 0 );
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TEST_ASSERT( hexcmp( output, hex_dst_string->x, src_str->len, hex_dst_string->len ) == 0 );
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_OFB */
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void aes_encrypt_ofb( int fragment_size, char *hex_key_string,
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char *hex_iv_string, char *hex_src_string,
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char *hex_dst_string )
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{
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unsigned char key_str[32];
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unsigned char iv_str[16];
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unsigned char src_str[64];
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unsigned char dst_str[64];
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unsigned char output[32];
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mbedtls_aes_context ctx;
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size_t iv_offset = 0;
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int in_buffer_len;
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unsigned char* src_str_next;
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int key_len;
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memset( key_str, 0x00, sizeof( key_str ) );
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memset( iv_str, 0x00, sizeof( iv_str ) );
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memset( src_str, 0x00, sizeof( src_str ) );
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memset( dst_str, 0x00, sizeof( dst_str ) );
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memset( output, 0x00, sizeof( output ) );
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mbedtls_aes_init( &ctx );
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TEST_ASSERT( strlen( hex_key_string ) <= ( 32 * 2 ) );
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TEST_ASSERT( strlen( hex_iv_string ) <= ( 16 * 2 ) );
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TEST_ASSERT( strlen( hex_src_string ) <= ( 64 * 2 ) );
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TEST_ASSERT( strlen( hex_dst_string ) <= ( 64 * 2 ) );
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key_len = unhexify( key_str, hex_key_string );
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unhexify( iv_str, hex_iv_string );
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in_buffer_len = unhexify( src_str, hex_src_string );
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TEST_ASSERT( mbedtls_aes_setkey_enc( &ctx, key_str, key_len * 8 ) == 0 );
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src_str_next = src_str;
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while( in_buffer_len > 0 )
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{
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TEST_ASSERT( mbedtls_aes_crypt_ofb( &ctx, fragment_size, &iv_offset,
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iv_str, src_str_next, output ) == 0 );
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hexify( dst_str, output, fragment_size );
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TEST_ASSERT( strncmp( (char *) dst_str, hex_dst_string,
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( 2 * fragment_size ) ) == 0 );
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in_buffer_len -= fragment_size;
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hex_dst_string += ( fragment_size * 2 );
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src_str_next += fragment_size;
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if( in_buffer_len < fragment_size )
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fragment_size = in_buffer_len;
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}
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exit:
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mbedtls_aes_free( &ctx );
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}
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/* END_CASE */
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/* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */
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void aes_check_params( )
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{
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mbedtls_aes_context aes_ctx;
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#if defined(MBEDTLS_CIPHER_MODE_XTS)
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mbedtls_aes_xts_context xts_ctx;
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#endif
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const unsigned char key[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06 };
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const unsigned char in[16] = { 0 };
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unsigned char out[16];
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TEST_INVALID_PARAM( mbedtls_aes_init( NULL ) );
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#if defined(MBEDTLS_CIPHER_MODE_XTS)
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TEST_INVALID_PARAM( mbedtls_aes_xts_init( NULL ) );
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#endif
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_setkey_enc( NULL, key, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_setkey_enc( &aes_ctx, NULL, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_setkey_dec( NULL, key, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_setkey_dec( &aes_ctx, NULL, 128 ) );
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#if defined(MBEDTLS_CIPHER_MODE_XTS)
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_xts_setkey_enc( NULL, key, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_xts_setkey_enc( &xts_ctx, NULL, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_xts_setkey_dec( NULL, key, 128 ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_xts_setkey_dec( &xts_ctx, NULL, 128 ) );
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#endif
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_ecb( NULL,
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MBEDTLS_AES_ENCRYPT, in, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_ecb( &aes_ctx,
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42, in, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_ecb( &aes_ctx,
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MBEDTLS_AES_ENCRYPT, NULL, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_ecb( &aes_ctx,
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MBEDTLS_AES_ENCRYPT, in, NULL ) );
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#if defined(MBEDTLS_CIPHER_MODE_CBC)
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_cbc( NULL,
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MBEDTLS_AES_ENCRYPT, 16,
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out, in, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_cbc( &aes_ctx,
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42, 16,
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out, in, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_cbc( &aes_ctx,
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MBEDTLS_AES_ENCRYPT, 16,
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NULL, in, out ) );
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TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
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mbedtls_aes_crypt_cbc( &aes_ctx,
|
|
MBEDTLS_AES_ENCRYPT, 16,
|
|
out, NULL, out ) );
|
|
TEST_INVALID_PARAM_RET( MBEDTLS_ERR_AES_BAD_INPUT_DATA,
|
|
mbedtls_aes_crypt_cbc( &aes_ctx,
|
|
MBEDTLS_AES_ENCRYPT, 16,
|
|
out, in, NULL ) );
|
|
#endif /* MBEDTLS_CIPHER_MODE_CBC */
|
|
}
|
|
/* END_CASE */
|
|
|
|
/* BEGIN_CASE */
|
|
void aes_misc_params( )
|
|
{
|
|
mbedtls_aes_context aes_ctx;
|
|
const unsigned char in[16] = { 0 };
|
|
unsigned char out[16];
|
|
|
|
/* These calls accept NULL */
|
|
TEST_VALID_PARAM( mbedtls_aes_free( NULL ) );
|
|
#if defined(MBEDTLS_CIPHER_MODE_XTS)
|
|
TEST_VALID_PARAM( mbedtls_aes_xts_free( NULL ) );
|
|
#endif
|
|
|
|
#if defined(MBEDTLS_CIPHER_MODE_CBC)
|
|
TEST_ASSERT( mbedtls_aes_crypt_cbc( &aes_ctx, MBEDTLS_AES_ENCRYPT,
|
|
15, out, in, out )
|
|
== MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH );
|
|
TEST_ASSERT( mbedtls_aes_crypt_cbc( &aes_ctx, MBEDTLS_AES_ENCRYPT,
|
|
17, out, in, out )
|
|
== MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH );
|
|
#endif
|
|
|
|
}
|
|
/* END_CASE */
|
|
|
|
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
|
|
void aes_selftest( )
|
|
{
|
|
TEST_ASSERT( mbedtls_aes_self_test( 1 ) == 0 );
|
|
}
|
|
/* END_CASE */
|