HMAC-BLAKE2: Use uppercase U for unsigned integer constants

Author: holtrop-wolfssl

wolfcrypt/test/test.c

@@ -4722,10 +4722,10 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_hmac_test(void)
     ret = wc_Blake2bHmacInit(&b2b, key1, sizeof(key1));
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2bHmacUpdate(&b2b, message1, sizeof(message1) / 2u);
+    ret = wc_Blake2bHmacUpdate(&b2b, message1, sizeof(message1) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2bHmacUpdate(&b2b, &message1[sizeof(message1) / 2u], sizeof(message1) - sizeof(message1) / 2u);
+    ret = wc_Blake2bHmacUpdate(&b2b, &message1[sizeof(message1) / 2U], sizeof(message1) - sizeof(message1) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
     ret = wc_Blake2bHmacFinal(&b2b, key1, sizeof(key1), out, sizeof(out));
@@ -4735,10 +4735,10 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2b_hmac_test(void)
     ret = wc_Blake2bHmacInit(&b2b, key2, sizeof(key2));
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2bHmacUpdate(&b2b, message2, sizeof(message2) / 2u);
+    ret = wc_Blake2bHmacUpdate(&b2b, message2, sizeof(message2) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2bHmacUpdate(&b2b, &message2[sizeof(message2) / 2u], sizeof(message2) - sizeof(message2) / 2u);
+    ret = wc_Blake2bHmacUpdate(&b2b, &message2[sizeof(message2) / 2U], sizeof(message2) - sizeof(message2) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
     ret = wc_Blake2bHmacFinal(&b2b, key2, sizeof(key2), out, sizeof(out));
@@ -4860,10 +4860,10 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_hmac_test(void)
     ret = wc_Blake2sHmacInit(&b2s, key1, sizeof(key1));
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2sHmacUpdate(&b2s, message1, sizeof(message1) / 2u);
+    ret = wc_Blake2sHmacUpdate(&b2s, message1, sizeof(message1) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2sHmacUpdate(&b2s, &message1[sizeof(message1) / 2u], sizeof(message1) - sizeof(message1) / 2u);
+    ret = wc_Blake2sHmacUpdate(&b2s, &message1[sizeof(message1) / 2U], sizeof(message1) - sizeof(message1) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
     ret = wc_Blake2sHmacFinal(&b2s, key1, sizeof(key1), out, sizeof(out));
@@ -4873,10 +4873,10 @@ WOLFSSL_TEST_SUBROUTINE wc_test_ret_t blake2s_hmac_test(void)
     ret = wc_Blake2sHmacInit(&b2s, key2, sizeof(key2));
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2sHmacUpdate(&b2s, message2, sizeof(message2) / 2u);
+    ret = wc_Blake2sHmacUpdate(&b2s, message2, sizeof(message2) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
-    ret = wc_Blake2sHmacUpdate(&b2s, &message2[sizeof(message2) / 2u], sizeof(message2) - sizeof(message2) / 2u);
+    ret = wc_Blake2sHmacUpdate(&b2s, &message2[sizeof(message2) / 2U], sizeof(message2) - sizeof(message2) / 2U);
     if (ret != 0)
         return WC_TEST_RET_ENC_EC(ret);
     ret = wc_Blake2sHmacFinal(&b2s, key2, sizeof(key2), out, sizeof(out));