Reorganize ccm context structure.

Signed-off-by: Mateusz Starzyk <mateusz.starzyk@mobica.com>
diff --git a/include/mbedtls/ccm.h b/include/mbedtls/ccm.h
index 72dfd3d..c903e68 100644
--- a/include/mbedtls/ccm.h
+++ b/include/mbedtls/ccm.h
@@ -76,19 +76,19 @@
  */
 typedef struct mbedtls_ccm_context
 {
-    mbedtls_cipher_context_t MBEDTLS_PRIVATE(cipher_ctx);    /*!< The cipher context used. */
     unsigned char MBEDTLS_PRIVATE(y)[16];    /*!< The Y working buffer */
     unsigned char MBEDTLS_PRIVATE(ctr)[16];  /*!< The counter buffer */
-    unsigned char MBEDTLS_PRIVATE(q);        /*!< The Q working value */
+    mbedtls_cipher_context_t MBEDTLS_PRIVATE(cipher_ctx);    /*!< The cipher context used. */
     size_t MBEDTLS_PRIVATE(plaintext_len);   /*!< Total plaintext length */
     size_t MBEDTLS_PRIVATE(add_len);         /*!< Total authentication data length */
     size_t MBEDTLS_PRIVATE(tag_len);         /*!< Total tag length */
     size_t MBEDTLS_PRIVATE(processed);       /*!< How many bytes of input data were processed (chunked input) */
-    int MBEDTLS_PRIVATE(mode);               /*!< The operation to perform:
-                                                #MBEDTLS_CCM_ENCRYPT or
-                                                #MBEDTLS_CCM_DECRYPT or
-                                                #MBEDTLS_CCM_STAR_ENCRYPT or
-                                                #MBEDTLS_CCM_STAR_DECRYPT. */
+    unsigned char MBEDTLS_PRIVATE(q);        /*!< The Q working value */
+    unsigned char MBEDTLS_PRIVATE(mode);     /*!< The operation to perform:
+                                                  #MBEDTLS_CCM_ENCRYPT or
+                                                  #MBEDTLS_CCM_DECRYPT or
+                                                  #MBEDTLS_CCM_STAR_ENCRYPT or
+                                                  #MBEDTLS_CCM_STAR_DECRYPT. */
     int MBEDTLS_PRIVATE(state);              /*!< Working value holding context's
                                                   state. Used for chunked data
                                                   input */