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/* BEGIN_HEADER */
#include "mbedtls/xtea.h"
/* END_HEADER */
/* BEGIN_DEPENDENCIES
* depends_on:MBEDTLS_XTEA_C
* END_DEPENDENCIES
*/
/* BEGIN_CASE */
void xtea_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_xtea_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 );
mbedtls_xtea_setup( &ctx, key_str );
TEST_ASSERT( mbedtls_xtea_crypt_ecb( &ctx, MBEDTLS_XTEA_ENCRYPT, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
}
/* END_CASE */
/* BEGIN_CASE */
void xtea_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_xtea_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 );
mbedtls_xtea_setup( &ctx, key_str );
TEST_ASSERT( mbedtls_xtea_crypt_ecb( &ctx, MBEDTLS_XTEA_DECRYPT, src_str, output ) == 0 );
hexify( dst_str, output, 8 );
TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
}
/* END_CASE */
/* BEGIN_CASE */
void xtea_encrypt_cbc( char *hex_key_string, char *hex_iv_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 iv_str[100];
unsigned char output[100];
size_t len;
mbedtls_xtea_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(output, 0x00, 100);
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
len = unhexify( src_str, hex_src_string );
mbedtls_xtea_setup( &ctx, key_str );
TEST_ASSERT( mbedtls_xtea_crypt_cbc( &ctx, MBEDTLS_XTEA_ENCRYPT, len, iv_str,
src_str, output ) == 0 );
hexify( dst_str, output, len );
TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
}
/* END_CASE */
/* BEGIN_CASE */
void xtea_decrypt_cbc( char *hex_key_string, char *hex_iv_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 iv_str[100];
unsigned char output[100];
size_t len;
mbedtls_xtea_context ctx;
memset(key_str, 0x00, 100);
memset(src_str, 0x00, 100);
memset(dst_str, 0x00, 100);
memset(iv_str, 0x00, 100);
memset(output, 0x00, 100);
unhexify( key_str, hex_key_string );
unhexify( iv_str, hex_iv_string );
len = unhexify( src_str, hex_src_string );
mbedtls_xtea_setup( &ctx, key_str );
TEST_ASSERT( mbedtls_xtea_crypt_cbc( &ctx, MBEDTLS_XTEA_DECRYPT, len, iv_str,
src_str, output ) == 0 );
hexify( dst_str, output, len );
TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
void xtea_selftest()
{
TEST_ASSERT( mbedtls_xtea_self_test( 0 ) == 0 );
}
/* END_CASE */
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