Intermediate hexify out change
diff --git a/tests/suites/test_suite_blowfish.function b/tests/suites/test_suite_blowfish.function
index e3c2252..55ab619 100644
--- a/tests/suites/test_suite_blowfish.function
+++ b/tests/suites/test_suite_blowfish.function
@@ -8,32 +8,24 @@
  */
 
 /* BEGIN_CASE */
-void blowfish_encrypt_ecb( char *hex_key_string, char *hex_src_string,
-                           char *hex_dst_string, int setkey_result )
+void blowfish_encrypt_ecb( uint8_t * key_str, uint32_t key_len,
+                           uint8_t * src_str, uint32_t src_str_len,
+                           uint8_t * hex_dst_string,
+                           uint32_t hex_dst_string_len, int setkey_result )
 {
-    unsigned char key_str[100];
-    unsigned char src_str[100];
-    unsigned char dst_str[100];
     unsigned char output[100];
     mbedtls_blowfish_context ctx;
-    int key_len;
 
-    memset(key_str, 0x00, 100);
-    memset(src_str, 0x00, 100);
-    memset(dst_str, 0x00, 100);
     memset(output, 0x00, 100);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( src_str, hex_src_string );
 
     TEST_ASSERT( mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 ) == setkey_result );
     if( setkey_result == 0 )
     {
         TEST_ASSERT( mbedtls_blowfish_crypt_ecb( &ctx, MBEDTLS_BLOWFISH_ENCRYPT, src_str, output ) == 0 );
-        hexify( dst_str, output, 8 );
 
-        TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
+        TEST_ASSERT( hexcmp( output, hex_dst_string, 8, hex_dst_string_len ) == 0 );
     }
 
 exit:
@@ -42,32 +34,24 @@
 /* END_CASE */
 
 /* BEGIN_CASE */
-void blowfish_decrypt_ecb( char *hex_key_string, char *hex_src_string,
-                           char *hex_dst_string, int setkey_result )
+void blowfish_decrypt_ecb( uint8_t * key_str, uint32_t key_len,
+                           uint8_t * src_str, uint32_t src_str_len,
+                           uint8_t * hex_dst_string,
+                           uint32_t hex_dst_string_len, int setkey_result )
 {
-    unsigned char key_str[100];
-    unsigned char src_str[100];
-    unsigned char dst_str[100];
     unsigned char output[100];
     mbedtls_blowfish_context ctx;
-    int key_len;
 
-    memset(key_str, 0x00, 100);
-    memset(src_str, 0x00, 100);
-    memset(dst_str, 0x00, 100);
     memset(output, 0x00, 100);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( src_str, hex_src_string );
 
     TEST_ASSERT( mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 ) == setkey_result );
     if( setkey_result == 0 )
     {
         TEST_ASSERT( mbedtls_blowfish_crypt_ecb( &ctx, MBEDTLS_BLOWFISH_DECRYPT, src_str, output ) == 0 );
-        hexify( dst_str, output, 8 );
 
-        TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
+        TEST_ASSERT( hexcmp( output, hex_dst_string, 8, hex_dst_string_len ) == 0 );
     }
 
 exit:
@@ -76,37 +60,26 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
-void blowfish_encrypt_cbc( char *hex_key_string, char *hex_iv_string,
-                           char *hex_src_string, char *hex_dst_string,
-                           int cbc_result )
+void blowfish_encrypt_cbc( uint8_t * key_str, uint32_t key_len,
+                           uint8_t * iv_str, uint32_t iv_str_len,
+                           uint8_t * src_str, uint32_t data_len,
+                           uint8_t * hex_dst_string,
+                           uint32_t hex_dst_string_len, 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];
     mbedtls_blowfish_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);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( iv_str, hex_iv_string );
-    data_len = unhexify( src_str, hex_src_string );
 
     mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 );
 
     TEST_ASSERT( mbedtls_blowfish_crypt_cbc( &ctx, MBEDTLS_BLOWFISH_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 );
+        TEST_ASSERT( hexcmp( output, hex_dst_string, data_len, hex_dst_string_len ) == 0 );
     }
 
 exit:
@@ -115,36 +88,25 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CBC */
-void blowfish_decrypt_cbc( char *hex_key_string, char *hex_iv_string,
-                           char *hex_src_string, char *hex_dst_string,
-                           int cbc_result )
+void blowfish_decrypt_cbc( uint8_t * key_str, uint32_t key_len,
+                           uint8_t * iv_str, uint32_t iv_str_len,
+                           uint8_t * src_str, uint32_t data_len,
+                           uint8_t * hex_dst_string,
+                           uint32_t hex_dst_string_len, 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];
     mbedtls_blowfish_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);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( iv_str, hex_iv_string );
-    data_len = unhexify( src_str, hex_src_string );
 
     mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 );
     TEST_ASSERT( mbedtls_blowfish_crypt_cbc( &ctx, MBEDTLS_BLOWFISH_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 );
+        TEST_ASSERT( hexcmp( output, hex_dst_string, data_len, hex_dst_string_len ) == 0 );
     }
 
 exit:
@@ -153,34 +115,24 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void blowfish_encrypt_cfb64( char *hex_key_string, char *hex_iv_string,
-                             char *hex_src_string, char *hex_dst_string )
+void blowfish_encrypt_cfb64( uint8_t * key_str, uint32_t key_len,
+                             uint8_t * iv_str, uint32_t iv_str_len,
+                             uint8_t * src_str, uint32_t src_len,
+                             uint8_t * hex_dst_string,
+                             uint32_t hex_dst_string_len )
 {
-    unsigned char key_str[100];
-    unsigned char iv_str[100];
-    unsigned char src_str[100];
-    unsigned char dst_str[100];
     unsigned char output[100];
     mbedtls_blowfish_context ctx;
     size_t iv_offset = 0;
-    int key_len, 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);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( iv_str, hex_iv_string );
-    src_len = unhexify( src_str, hex_src_string );
 
     mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 );
     TEST_ASSERT( mbedtls_blowfish_crypt_cfb64( &ctx, MBEDTLS_BLOWFISH_ENCRYPT, src_len, &iv_offset, iv_str, src_str, output ) == 0 );
-    hexify( dst_str, output, src_len );
 
-    TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
+    TEST_ASSERT( hexcmp( output, hex_dst_string, src_len, hex_dst_string_len ) == 0 );
 
 exit:
     mbedtls_blowfish_free( &ctx );
@@ -188,34 +140,24 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CFB */
-void blowfish_decrypt_cfb64( char *hex_key_string, char *hex_iv_string,
-                             char *hex_src_string, char *hex_dst_string )
+void blowfish_decrypt_cfb64( uint8_t * key_str, uint32_t key_len,
+                             uint8_t * iv_str, uint32_t iv_str_len,
+                             uint8_t * src_str, uint32_t src_len,
+                             uint8_t * hex_dst_string,
+                             uint32_t hex_dst_string_len )
 {
-    unsigned char key_str[100];
-    unsigned char iv_str[100];
-    unsigned char src_str[100];
-    unsigned char dst_str[100];
     unsigned char output[100];
     mbedtls_blowfish_context ctx;
     size_t iv_offset = 0;
-    int key_len, 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);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( iv_str, hex_iv_string );
-    src_len = unhexify( src_str, hex_src_string );
 
     mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 );
     TEST_ASSERT( mbedtls_blowfish_crypt_cfb64( &ctx, MBEDTLS_BLOWFISH_DECRYPT, src_len, &iv_offset, iv_str, src_str, output ) == 0 );
-    hexify( dst_str, output, src_len );
 
-    TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
+    TEST_ASSERT( hexcmp( output, hex_dst_string, src_len, hex_dst_string_len ) == 0 );
 
 exit:
     mbedtls_blowfish_free( &ctx );
@@ -223,36 +165,26 @@
 /* END_CASE */
 
 /* BEGIN_CASE depends_on:MBEDTLS_CIPHER_MODE_CTR */
-void blowfish_encrypt_ctr( char *hex_key_string, char *hex_iv_string,
-                           char *hex_src_string, char *hex_dst_string )
+void blowfish_encrypt_ctr( uint8_t * key_str, uint32_t key_len,
+                           uint8_t * iv_str, uint32_t iv_str_len,
+                           uint8_t * src_str, uint32_t src_len,
+                           uint8_t * hex_dst_string,
+                           uint32_t hex_dst_string_len )
 {
-    unsigned char key_str[100];
-    unsigned char iv_str[100];
     unsigned char stream_str[100];
-    unsigned char src_str[100];
-    unsigned char dst_str[100];
     unsigned char output[100];
     mbedtls_blowfish_context ctx;
     size_t iv_offset = 0;
-    int key_len, src_len;
 
-    memset(key_str, 0x00, 100);
-    memset(iv_str, 0x00, 100);
     memset(stream_str, 0x00, 100);
-    memset(src_str, 0x00, 100);
-    memset(dst_str, 0x00, 100);
     memset(output, 0x00, 100);
     mbedtls_blowfish_init( &ctx );
 
-    key_len = unhexify( key_str, hex_key_string );
-    unhexify( iv_str, hex_iv_string );
-    src_len = unhexify( src_str, hex_src_string );
 
     mbedtls_blowfish_setkey( &ctx, key_str, key_len * 8 );
     TEST_ASSERT( mbedtls_blowfish_crypt_ctr( &ctx, src_len, &iv_offset, iv_str, stream_str, src_str, output ) == 0 );
-    hexify( dst_str, output, src_len );
 
-    TEST_ASSERT( strcmp( (char *) dst_str, hex_dst_string ) == 0 );
+    TEST_ASSERT( hexcmp( output, hex_dst_string, src_len, hex_dst_string_len ) == 0 );
 
 exit:
     mbedtls_blowfish_free( &ctx );