tests/suites/test_suite_sm4.function

/* BEGIN_HEADER */
#include "mbedtls/sm4.h"
/* END_HEADER */

/* BEGIN_DEPENDENCIES
 * depends_on:MBEDTLS_SM4_C
 * END_DEPENDENCIES
 */

/* BEGIN_CASE */
void sm4_encrypt_ecb( char *hex_key_string, char *hex_src_string,
                       char *hex_dst_string, int setkey_return )
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    mbedtls_sm4_context ctx;

    size_t i, data_len, 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 );
    data_len = unhexify( src_str, hex_src_string );

    TEST_ASSERT( mbedtls_sm4_setkey_enc( &ctx, key_str,
        8 * key_len ) == setkey_return );

    for( i = 0; i < data_len; i += 16 )
    {
        TEST_ASSERT( mbedtls_sm4_crypt_ecb( &ctx, MBEDTLS_SM4_ENCRYPT,
            src_str + i, output + i ) == 0 );
    }

    hexify( dst_str, output, data_len );

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

/* BEGIN_CASE */
void sm4_decrypt_ecb( char *hex_key_string, char *hex_src_string,
                       char *hex_dst_string, int setkey_return )
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char output[100];
    mbedtls_sm4_context ctx;

    size_t i, data_len, 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 );
    data_len = unhexify( src_str, hex_src_string );

    TEST_ASSERT( mbedtls_sm4_setkey_dec( &ctx, key_str,
        8 * key_len ) == setkey_return );

    for( i = 0; i < data_len; i += 16 )
    {
        TEST_ASSERT( mbedtls_sm4_crypt_ecb( &ctx, MBEDTLS_SM4_DECRYPT,
            src_str + i, output + i ) == 0 );
    }

    hexify( dst_str, output, data_len );

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

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void sm4_encrypt_cbc( char *hex_key_string, char *hex_iv_string,
                       char *hex_src_string, char *hex_dst_string, int ret )
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char iv_str[100];
    unsigned char output[100];
    mbedtls_sm4_context ctx;
    size_t data_len;

    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 );
    data_len = unhexify( src_str, hex_src_string );
    mbedtls_sm4_setkey_enc( &ctx, key_str, 128 );

    TEST_ASSERT( mbedtls_sm4_crypt_cbc( &ctx, MBEDTLS_SM4_ENCRYPT,
        data_len, iv_str, src_str, output ) == ret );
    hexify( dst_str, output, data_len );

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

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
void sm4_decrypt_cbc( char *hex_key_string, char *hex_iv_string,
                       char *hex_src_string, char *hex_dst_string, int ret )
{
    unsigned char key_str[100];
    unsigned char src_str[100];
    unsigned char dst_str[100];
    unsigned char iv_str[100];
    unsigned char output[100];
    mbedtls_sm4_context ctx;
    size_t data_len;

    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 );
    data_len = unhexify( src_str, hex_src_string );

    mbedtls_sm4_setkey_dec( &ctx, key_str, 128 );
    TEST_ASSERT( mbedtls_sm4_crypt_cbc( &ctx, MBEDTLS_SM4_DECRYPT,
        data_len, iv_str, src_str, output ) == ret );
    hexify( dst_str, output, data_len );

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

/* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CTR */
void sm4_crypt_ctr( char *hex_key_string, char *hex_iv_string,
                       char *hex_src_string, char *hex_dst_string, int ret )
{
    unsigned char key_str[200];
    unsigned char src_str[200];
    unsigned char dst_str[200];
    unsigned char iv_str[200];
    unsigned char output[200];
    unsigned char blk[16];
    mbedtls_sm4_context ctx;
    size_t n, data_len;

    memset(key_str, 0x00, 200);
    memset(src_str, 0x00, 200);
    memset(dst_str, 0x00, 200);
    memset(iv_str, 0x00, 200);
    memset(output, 0x00, 200);

    unhexify( key_str, hex_key_string );
    unhexify( iv_str, hex_iv_string );
    data_len = unhexify( src_str, hex_src_string );
    mbedtls_sm4_setkey_enc( &ctx, key_str, 128 );

    n = 0;
    TEST_ASSERT( mbedtls_sm4_crypt_ctr( &ctx, data_len, &n,
        iv_str, blk, src_str, output ) == ret );
    hexify( dst_str, output, data_len );

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

/* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
void sm4_selftest()
{
    TEST_ASSERT( mbedtls_sm4_self_test( 1 ) == 0 );
}
/* END_CASE */