Fix compiling without TLS.

lib/net_mosq.c

@@ -443,9 +443,9 @@ int net__socket_connect_tls(struct mosquitto *mosq)
 #endif
 
 
+#ifdef WITH_TLS
 static int net__init_ssl_ctx(struct mosquitto *mosq)
 {
-#ifdef WITH_TLS
 	int ret;
 
 	if(mosq->ssl_ctx){
@@ -582,9 +582,9 @@ static int net__init_ssl_ctx(struct mosquitto *mosq)
 		}
 	}
 
-#endif
 	return MOSQ_ERR_SUCCESS;
 }
+#endif
 
 
 int net__socket_connect_step3(struct mosquitto *mosq, const char *host, uint16_t port, const char *bind_address, bool blocking)

lib/options.c

@@ -268,15 +268,19 @@ int mosquitto_opts_set(struct mosquitto *mosq, enum mosq_opt_t option, void *val
 			}
 			break;
 		case MOSQ_OPT_SSL_CTX:
+#ifdef WITH_TLS
 			mosq->ssl_ctx = (SSL_CTX *)value;
 			if(mosq->ssl_ctx){
-#if defined(WITH_TLS) && OPENSSL_VERSION_NUMBER >= 0x10100000L
+#if OPENSSL_VERSION_NUMBER >= 0x10100000L
 				SSL_CTX_up_ref(mosq->ssl_ctx);
 #else
 				CRYPTO_add(&(mosq->ssl_ctx)->references, 1, CRYPTO_LOCK_SSL_CTX);
 #endif
 			}
 			break;
+#else
+			return MOSQ_ERR_NOT_SUPPORTED;
+#endif
 		case MOSQ_OPT_SSL_CTX_WITH_DEFAULTS:
 #if defined(WITH_TLS) && OPENSSL_VERSION_NUMBER >= 0x10100000L
 			mosq->ssl_ctx_defaults = true;

src/security_default.c

@@ -31,9 +31,9 @@ static int psk__file_parse(struct mosquitto_db *db, struct mosquitto__unpwd **ps
 #ifdef WITH_TLS
 static int pw__digest(const char *password, const unsigned char *salt, unsigned int salt_len, unsigned char *hash, unsigned int *hash_len);
 static int base64__decode(char *in, unsigned char **decoded, unsigned int *decoded_len);
+static int mosquitto__memcmp_const(const void *ptr1, const void *b, size_t len);
 #endif
 
-static int mosquitto__memcmp_const(const void *ptr1, const void *b, size_t len);
 
 
 int mosquitto_security_init_default(struct mosquitto_db *db, bool reload)
@@ -749,6 +749,7 @@ static int psk__file_parse(struct mosquitto_db *db, struct mosquitto__unpwd **ps
 }
 
 
+#ifdef WITH_TLS
 static int mosquitto__memcmp_const(const void *a, const void *b, size_t len)
 {
 	int i;
@@ -763,6 +764,7 @@ static int mosquitto__memcmp_const(const void *a, const void *b, size_t len)
 	}
 	return rc;
 }
+#endif
 
 
 int mosquitto_unpwd_check_default(struct mosquitto_db *db, struct mosquitto *context, const char *username, const char *password)