X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=net_udp.c;h=bd4a5de68e6f4dea1943ec8a3869890319859d27;hp=b77629807e8359e636b1d335ccea549dccfe6003;hb=f77435313179355cb5036c9150ab243788ed73b1;hpb=43ee5e136a693ac9cfb40cb03fceea7d3149104f

diff --git a/net_udp.c b/net_udp.c
index b7762980..bd4a5de6 100644
--- a/net_udp.c
+++ b/net_udp.c
@@ -64,7 +64,10 @@ int UDP_Init (void)
 	// determine my name & address
 	gethostname(buff, MAXHOSTNAMELEN);
 	local = gethostbyname(buff);
-	myAddr = *(int *)local->h_addr_list[0];
+	if (!local)
+		myAddr = htonl(INADDR_LOOPBACK);  // default to the loopback address
+	else
+		myAddr = *(int *)local->h_addr_list[0];
 
 	// if the quake hostname isn't set, set it to the machine name
 	if (strcmp(hostname.string, "UNNAMED") == 0)
@@ -77,7 +80,7 @@ int UDP_Init (void)
 		Sys_Error("UDP_Init: Unable to open control socket\n");
 
 	((struct sockaddr_in *)&broadcastaddr)->sin_family = AF_INET;
-	((struct sockaddr_in *)&broadcastaddr)->sin_addr.s_addr = INADDR_BROADCAST;
+	((struct sockaddr_in *)&broadcastaddr)->sin_addr.s_addr = htonl(INADDR_BROADCAST);
 	((struct sockaddr_in *)&broadcastaddr)->sin_port = htons(net_hostport);
 
 	UDP_GetSocketAddr (net_controlsocket, &addr);
@@ -244,6 +247,20 @@ int UDP_CheckNewConnections (void)
 
 //=============================================================================
 
+int UDP_Recv (qbyte *buf, int len, struct qsockaddr *addr)
+{
+	return UDP_Read (net_acceptsocket, buf, len, addr);
+}
+
+//=============================================================================
+
+int UDP_Send (qbyte *buf, int len, struct qsockaddr *addr)
+{
+	return UDP_Write (net_acceptsocket, buf, len, addr);
+}
+
+//=============================================================================
+
 int UDP_Read (int socket, qbyte *buf, int len, struct qsockaddr *addr)
 {
 	int addrlen = sizeof (struct qsockaddr);
@@ -304,7 +321,7 @@ int UDP_Write (int socket, qbyte *buf, int len, struct qsockaddr *addr)
 
 //=============================================================================
 
-char *UDP_AddrToString (struct qsockaddr *addr)
+char *UDP_AddrToString (const struct qsockaddr *addr)
 {
 	static char buffer[22];
 	int haddr;
@@ -349,7 +366,7 @@ int UDP_GetSocketAddr (int socket, struct qsockaddr *addr)
 
 //=============================================================================
 
-int UDP_GetNameFromAddr (struct qsockaddr *addr, char *name)
+int UDP_GetNameFromAddr (const struct qsockaddr *addr, char *name)
 {
 	struct hostent *hostentry;
 
@@ -386,7 +403,7 @@ int UDP_GetAddrFromName(const char *name, struct qsockaddr *addr)
 
 //=============================================================================
 
-int UDP_AddrCompare (struct qsockaddr *addr1, struct qsockaddr *addr2)
+int UDP_AddrCompare (const struct qsockaddr *addr1, const struct qsockaddr *addr2)
 {
 	if (addr1->sa_family != addr2->sa_family)
 		return -1;