diff --git a/programs/fuzz/fuzz_dtlsserver.c b/programs/fuzz/fuzz_dtlsserver.c
index 48553c0..99366ae 100644
--- a/programs/fuzz/fuzz_dtlsserver.c
+++ b/programs/fuzz/fuzz_dtlsserver.c
@@ -14,10 +14,10 @@
     defined(MBEDTLS_ENTROPY_C) && \
     defined(MBEDTLS_CTR_DRBG_C) && \
     defined(MBEDTLS_TIMING_C) && \
-    ( defined(MBEDTLS_SHA256_C) || \
-        ( defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_SHA512_NO_SHA384) ) )
+    (defined(MBEDTLS_SHA256_C) || \
+    (defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_SHA512_NO_SHA384)))
 const char *pers = "fuzz_dtlsserver";
-const unsigned char client_ip[4] = {0x7F, 0, 0, 1};
+const unsigned char client_ip[4] = { 0x7F, 0, 0, 1 };
 static int initialized = 0;
 #if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
 static mbedtls_x509_crt srvcert;
@@ -26,14 +26,15 @@
 #endif
 #endif // MBEDTLS_SSL_PROTO_DTLS
 
-int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size) {
+int LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
+{
 #if defined(MBEDTLS_SSL_PROTO_DTLS) && \
     defined(MBEDTLS_SSL_SRV_C) && \
     defined(MBEDTLS_ENTROPY_C) && \
     defined(MBEDTLS_CTR_DRBG_C) && \
     defined(MBEDTLS_TIMING_C) && \
-    ( defined(MBEDTLS_SHA256_C) || \
-        ( defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_SHA512_NO_SHA384) ) )
+    (defined(MBEDTLS_SHA256_C) || \
+    (defined(MBEDTLS_SHA512_C) && !defined(MBEDTLS_SHA512_NO_SHA384)))
     int ret;
     size_t len;
     mbedtls_ssl_context ssl;
@@ -47,101 +48,112 @@
 
     if (initialized == 0) {
 #if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
-        mbedtls_x509_crt_init( &srvcert );
-        mbedtls_pk_init( &pkey );
-        if (mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_srv_crt,
-                                   mbedtls_test_srv_crt_len ) != 0)
+        mbedtls_x509_crt_init(&srvcert);
+        mbedtls_pk_init(&pkey);
+        if (mbedtls_x509_crt_parse(&srvcert, (const unsigned char *) mbedtls_test_srv_crt,
+                                   mbedtls_test_srv_crt_len) != 0) {
             return 1;
-        if (mbedtls_x509_crt_parse( &srvcert, (const unsigned char *) mbedtls_test_cas_pem,
-                                   mbedtls_test_cas_pem_len ) != 0)
+        }
+        if (mbedtls_x509_crt_parse(&srvcert, (const unsigned char *) mbedtls_test_cas_pem,
+                                   mbedtls_test_cas_pem_len) != 0) {
             return 1;
-        if (mbedtls_pk_parse_key( &pkey, (const unsigned char *) mbedtls_test_srv_key,
-                                 mbedtls_test_srv_key_len, NULL, 0 ) != 0)
+        }
+        if (mbedtls_pk_parse_key(&pkey, (const unsigned char *) mbedtls_test_srv_key,
+                                 mbedtls_test_srv_key_len, NULL, 0) != 0) {
             return 1;
+        }
 #endif
         dummy_init();
 
         initialized = 1;
     }
-    mbedtls_ssl_init( &ssl );
-    mbedtls_ssl_config_init( &conf );
-    mbedtls_ctr_drbg_init( &ctr_drbg );
-    mbedtls_entropy_init( &entropy );
-    mbedtls_ssl_cookie_init( &cookie_ctx );
+    mbedtls_ssl_init(&ssl);
+    mbedtls_ssl_config_init(&conf);
+    mbedtls_ctr_drbg_init(&ctr_drbg);
+    mbedtls_entropy_init(&entropy);
+    mbedtls_ssl_cookie_init(&cookie_ctx);
 
-    if( mbedtls_ctr_drbg_seed( &ctr_drbg, dummy_entropy, &entropy,
-                              (const unsigned char *) pers, strlen( pers ) ) != 0 )
+    if (mbedtls_ctr_drbg_seed(&ctr_drbg, dummy_entropy, &entropy,
+                              (const unsigned char *) pers, strlen(pers)) != 0) {
         goto exit;
+    }
 
 
-    if( mbedtls_ssl_config_defaults( &conf,
+    if (mbedtls_ssl_config_defaults(&conf,
                                     MBEDTLS_SSL_IS_SERVER,
                                     MBEDTLS_SSL_TRANSPORT_DATAGRAM,
-                                    MBEDTLS_SSL_PRESET_DEFAULT ) != 0 )
+                                    MBEDTLS_SSL_PRESET_DEFAULT) != 0) {
         goto exit;
+    }
 
 
     srand(1);
-    mbedtls_ssl_conf_rng( &conf, dummy_random, &ctr_drbg );
+    mbedtls_ssl_conf_rng(&conf, dummy_random, &ctr_drbg);
 
 #if defined(MBEDTLS_X509_CRT_PARSE_C) && defined(MBEDTLS_PEM_PARSE_C)
-    mbedtls_ssl_conf_ca_chain( &conf, srvcert.next, NULL );
-    if( mbedtls_ssl_conf_own_cert( &conf, &srvcert, &pkey ) != 0 )
+    mbedtls_ssl_conf_ca_chain(&conf, srvcert.next, NULL);
+    if (mbedtls_ssl_conf_own_cert(&conf, &srvcert, &pkey) != 0) {
         goto exit;
+    }
 #endif
 
-    if( mbedtls_ssl_cookie_setup( &cookie_ctx, dummy_random, &ctr_drbg ) != 0 )
+    if (mbedtls_ssl_cookie_setup(&cookie_ctx, dummy_random, &ctr_drbg) != 0) {
         goto exit;
+    }
 
-    mbedtls_ssl_conf_dtls_cookies( &conf, mbedtls_ssl_cookie_write, mbedtls_ssl_cookie_check, &cookie_ctx );
+    mbedtls_ssl_conf_dtls_cookies(&conf,
+                                  mbedtls_ssl_cookie_write,
+                                  mbedtls_ssl_cookie_check,
+                                  &cookie_ctx);
 
-    if( mbedtls_ssl_setup( &ssl, &conf ) != 0 )
+    if (mbedtls_ssl_setup(&ssl, &conf) != 0) {
         goto exit;
+    }
 
-    mbedtls_ssl_set_timer_cb( &ssl, &timer, mbedtls_timing_set_delay,
-                             mbedtls_timing_get_delay );
+    mbedtls_ssl_set_timer_cb(&ssl, &timer, mbedtls_timing_set_delay,
+                             mbedtls_timing_get_delay);
 
     biomemfuzz.Data = Data;
     biomemfuzz.Size = Size;
     biomemfuzz.Offset = 0;
-    mbedtls_ssl_set_bio( &ssl, &biomemfuzz, dummy_send, fuzz_recv, fuzz_recv_timeout );
-    if( mbedtls_ssl_set_client_transport_id( &ssl, client_ip, sizeof(client_ip) ) != 0 )
+    mbedtls_ssl_set_bio(&ssl, &biomemfuzz, dummy_send, fuzz_recv, fuzz_recv_timeout);
+    if (mbedtls_ssl_set_client_transport_id(&ssl, client_ip, sizeof(client_ip)) != 0) {
         goto exit;
+    }
 
-    ret = mbedtls_ssl_handshake( &ssl );
+    ret = mbedtls_ssl_handshake(&ssl);
 
     if (ret == MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) {
         biomemfuzz.Offset = ssl.next_record_offset;
-        mbedtls_ssl_session_reset( &ssl );
-        mbedtls_ssl_set_bio( &ssl, &biomemfuzz, dummy_send, fuzz_recv, fuzz_recv_timeout );
-        if( mbedtls_ssl_set_client_transport_id( &ssl, client_ip, sizeof(client_ip) ) != 0 )
+        mbedtls_ssl_session_reset(&ssl);
+        mbedtls_ssl_set_bio(&ssl, &biomemfuzz, dummy_send, fuzz_recv, fuzz_recv_timeout);
+        if (mbedtls_ssl_set_client_transport_id(&ssl, client_ip, sizeof(client_ip)) != 0) {
             goto exit;
+        }
 
-        ret = mbedtls_ssl_handshake( &ssl );
+        ret = mbedtls_ssl_handshake(&ssl);
 
-        if( ret == 0 )
-        {
+        if (ret == 0) {
             //keep reading data from server until the end
-            do
-            {
-                len = sizeof( buf ) - 1;
-                ret = mbedtls_ssl_read( &ssl, buf, len );
-                if( ret == MBEDTLS_ERR_SSL_WANT_READ )
+            do {
+                len = sizeof(buf) - 1;
+                ret = mbedtls_ssl_read(&ssl, buf, len);
+                if (ret == MBEDTLS_ERR_SSL_WANT_READ) {
                     continue;
-                else if( ret <= 0 )
+                } else if (ret <= 0) {
                     //EOF or error
                     break;
-            }
-            while( 1 );
+                }
+            } while (1);
         }
     }
 
 exit:
-    mbedtls_ssl_cookie_free( &cookie_ctx );
-    mbedtls_entropy_free( &entropy );
-    mbedtls_ctr_drbg_free( &ctr_drbg );
-    mbedtls_ssl_config_free( &conf );
-    mbedtls_ssl_free( &ssl );
+    mbedtls_ssl_cookie_free(&cookie_ctx);
+    mbedtls_entropy_free(&entropy);
+    mbedtls_ctr_drbg_free(&ctr_drbg);
+    mbedtls_ssl_config_free(&conf);
+    mbedtls_ssl_free(&ssl);
 
 #else
     (void) Data;