tests/suites/test_suite_aes.function

BEGIN_HEADER
#include <polarssl/aes.h>
END_HEADER

BEGIN_CASE
aes_encrypt_ecb:hex_key_string:hex_src_string:hex_dst_string:setkey_result
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    aes_context ctx;
    int key_len;

    memset(key_str, 0x00, 100);
    memset(src_str, 0x00, 100);
    memset(dst_str, 0x00, 100);
    memset(output, 0x00, 100);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( src_str, {hex_src_string} );

    TEST_ASSERT( aes_setkey_enc( &ctx, key_str, key_len * 8 ) == {setkey_result} );
    if( {setkey_result} == 0 )
    {
        TEST_ASSERT( aes_crypt_ecb( &ctx, AES_ENCRYPT, src_str, output ) == 0 );
        hexify( dst_str, output, 16 );

        TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
    }
}
END_CASE

BEGIN_CASE
aes_decrypt_ecb:hex_key_string:hex_src_string:hex_dst_string:setkey_result
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    aes_context ctx;
    int key_len;

    memset(key_str, 0x00, 100);
    memset(src_str, 0x00, 100);
    memset(dst_str, 0x00, 100);
    memset(output, 0x00, 100);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( src_str, {hex_src_string} );

    TEST_ASSERT( aes_setkey_dec( &ctx, key_str, key_len * 8 ) == {setkey_result} );
    if( {setkey_result} == 0 )
    {
        TEST_ASSERT( aes_crypt_ecb( &ctx, AES_DECRYPT, src_str, output ) == 0 );
        hexify( dst_str, output, 16 );

        TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
    }
}
END_CASE

BEGIN_CASE
aes_encrypt_cbc:hex_key_string:hex_iv_string:hex_src_string:hex_dst_string: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];
    aes_context ctx;
    int key_len, data_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);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( iv_str, {hex_iv_string} );
    data_len = unhexify( src_str, {hex_src_string} );

    aes_setkey_enc( &ctx, key_str, key_len * 8 );
    TEST_ASSERT( aes_crypt_cbc( &ctx, AES_ENCRYPT, data_len, iv_str, src_str, output ) == {cbc_result} );
    if( {cbc_result} == 0 )
    {
        hexify( dst_str, output, data_len );

        TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
    }
}
END_CASE

BEGIN_CASE
aes_decrypt_cbc:hex_key_string:hex_iv_string:hex_src_string:hex_dst_string: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];
    aes_context ctx;
    int key_len, data_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);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( iv_str, {hex_iv_string} );
    data_len = unhexify( src_str, {hex_src_string} );

    aes_setkey_dec( &ctx, key_str, key_len * 8 );
    TEST_ASSERT( aes_crypt_cbc( &ctx, AES_DECRYPT, data_len, iv_str, src_str, output ) == {cbc_result} );
    if( {cbc_result} == 0)
    {
        hexify( dst_str, output, data_len );

        TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
    }
}
END_CASE

BEGIN_CASE
aes_encrypt_cfb128:hex_key_string:hex_iv_string:hex_src_string:hex_dst_string
{
    unsigned char key_str[100];
    unsigned char iv_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    aes_context ctx;
    int iv_offset = 0;
    int key_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);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( iv_str, {hex_iv_string} );
    unhexify( src_str, {hex_src_string} );

    aes_setkey_enc( &ctx, key_str, key_len * 8 );
    TEST_ASSERT( aes_crypt_cfb128( &ctx, AES_ENCRYPT, 16, &iv_offset, iv_str, src_str, output ) == 0 );
    hexify( dst_str, output, 16 );

    TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
}
END_CASE

BEGIN_CASE
aes_decrypt_cfb128:hex_key_string:hex_iv_string:hex_src_string:hex_dst_string
{
    unsigned char key_str[100];
    unsigned char iv_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    aes_context ctx;
    int iv_offset = 0;
    int key_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);

    key_len = unhexify( key_str, {hex_key_string} );
    unhexify( iv_str, {hex_iv_string} );
    unhexify( src_str, {hex_src_string} );

    aes_setkey_enc( &ctx, key_str, key_len * 8 );
    TEST_ASSERT( aes_crypt_cfb128( &ctx, AES_DECRYPT, 16, &iv_offset, iv_str, src_str, output ) == 0 );
    hexify( dst_str, output, 16 );

    TEST_ASSERT( strcmp( (char *) dst_str, {hex_dst_string} ) == 0 );
}
END_CASE

BEGIN_CASE
aes_selftest:
{
    TEST_ASSERT( aes_self_test( 0 ) == 0 );
}
END_CASE