X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fnet_setup.c;h=a04f9535ae63746aaa97cf0c99aa5a2cc9f4d763;hb=4214794ce68b9456146a5bf35db9e58da836b728;hp=82f9bbcdfcd1eca64791fcd959ac5754549e70d5;hpb=0345a1468613e1ba4a4aa6dbbef44a26f1eb42d9;p=tinc

diff --git a/src/net_setup.c b/src/net_setup.c
index 82f9bbcd..a04f9535 100644
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -231,7 +231,7 @@ static bool read_ecdsa_private_key(void) {
 		return false;
 	}
 
-	if(s.st_mode & ~0100700) {
+	if(s.st_mode & ~0100700u) {
 		logger(DEBUG_ALWAYS, LOG_WARNING, "Warning: insecure file permissions for Ed25519 private key file `%s'!", fname);
 	}
 
@@ -323,7 +323,7 @@ static bool read_rsa_private_key(void) {
 		return false;
 	}
 
-	if(s.st_mode & ~0100700) {
+	if(s.st_mode & ~0100700u) {
 		logger(DEBUG_ALWAYS, LOG_WARNING, "Warning: insecure file permissions for RSA private key file `%s'!", fname);
 	}
 
@@ -935,6 +935,8 @@ static bool setup_myself(void) {
 			logger(DEBUG_ALWAYS, LOG_ERR, "UDPRcvBuf cannot be negative!");
 			return false;
 		}
+
+		udp_rcvbuf_warnings = true;
 	}
 
 	if(get_config_int(lookup_config(config_tree, "UDPSndBuf"), &udp_sndbuf)) {
@@ -942,6 +944,8 @@ static bool setup_myself(void) {
 			logger(DEBUG_ALWAYS, LOG_ERR, "UDPSndBuf cannot be negative!");
 			return false;
 		}
+
+		udp_sndbuf_warnings = true;
 	}
 
 	get_config_int(lookup_config(config_tree, "FWMark"), &fwmark);
@@ -1019,8 +1023,49 @@ static bool setup_myself(void) {
 	/* Compression */
 
 	if(get_config_int(lookup_config(config_tree, "Compression"), &myself->incompression)) {
-		if(myself->incompression < 0 || myself->incompression > 11) {
+		switch(myself->incompression) {
+		case 12:
+#ifdef HAVE_LZ4
+			break;
+#else
+			logger(DEBUG_ALWAYS, LOG_ERR, "Bogus compression level!");
+			logger(DEBUG_ALWAYS, LOG_ERR, "LZ4 compression is unavailable on this node.");
+			return false;
+#endif
+
+		case 11:
+		case 10:
+#ifdef HAVE_LZO
+			break;
+#else
+			logger(DEBUG_ALWAYS, LOG_ERR, "Bogus compression level!");
+			logger(DEBUG_ALWAYS, LOG_ERR, "LZO compression is unavailable on this node.");
+			return false;
+#endif
+
+		case 9:
+		case 8:
+		case 7:
+		case 6:
+		case 5:
+		case 4:
+		case 3:
+		case 2:
+		case 1:
+#ifdef HAVE_ZLIB
+			break;
+#else
+			logger(DEBUG_ALWAYS, LOG_ERR, "Bogus compression level!");
+			logger(DEBUG_ALWAYS, LOG_ERR, "ZLIB compression is unavailable on this node.");
+			return false;
+#endif
+
+		case 0:
+			break;
+
+		default:
 			logger(DEBUG_ALWAYS, LOG_ERR, "Bogus compression level!");
+			logger(DEBUG_ALWAYS, LOG_ERR, "Compression level %i is unrecognized by this node.", myself->incompression);
 			return false;
 		}
 	} else {
@@ -1285,7 +1330,7 @@ void close_network_connections(void) {
 
 	if(myself && myself->connection) {
 		subnet_update(myself, NULL, false);
-		connection_del(myself->connection);
+		free_connection(myself->connection);
 	}
 
 	for(int i = 0; i < listen_sockets; i++) {