Servers can bind to single IP addresses now, and added buffer.(c/h)

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/branches/stable@1033 54d463be-8e91-2dee-dedb-b68131a5f0ec

3 files changed, 68 insertions, 0 deletions

diff --git a/src/common/buffer.h b/src/common/buffer.h
new file mode 100644
index 000000000..294233595
--- /dev/null
+++ b/src/common/buffer.h
@@ -0,0 +1,18 @@
+#ifndef _BUFFER_H_

+#define _BUFFER_H_

+

+// Full credit for this goes to Shinomori [Ajarn]

+

+#ifdef __GNUC__ // GCC has variable length arrays

+

+#define CREATE_BUFFER(name, type, size) type name[size]

+#define DELETE_BUFFER(name)

+

+#else // others don't, so we emulate them

+

+#define CREATE_BUFFER(name, type, size) type *name=(type*)aCalloc(size,sizeof(type))

+#define DELETE_BUFFER(name) aFree(name);name=NULL

+

+#endif

+

+#endif
\ No newline at end of file
diff --git a/src/common/socket.c b/src/common/socket.c
index 72e7e3f22..f43ca108c 100644
--- a/src/common/socket.c
+++ b/src/common/socket.c
@@ -270,6 +270,55 @@ int make_listen_port(int port)
 	return fd;
 }
 
+int make_listen_bind(long ip,int port)
+{
+	struct sockaddr_in server_address;
+	int fd;
+	int result;
+
+	fd = socket( AF_INET, SOCK_STREAM, 0 );
+	if(fd_max<=fd) fd_max=fd+1;
+
+#ifdef _WIN32
+        {
+	  	unsigned long val = 1;
+  		ioctlsocket(fd, FIONBIO, &val);
+        }
+#else
+	result = fcntl(fd, F_SETFL, O_NONBLOCK);
+#endif
+
+	setsocketopts(fd);
+
+	server_address.sin_family      = AF_INET;
+	server_address.sin_addr.s_addr = ip;
+	server_address.sin_port        = htons((unsigned short)port);
+
+	result = bind(fd, (struct sockaddr*)&server_address, sizeof(server_address));
+	if( result == -1 ) {
+		perror("bind");
+		exit(1);
+	}
+	result = listen( fd, 5 );
+	if( result == -1 ) { /* error */
+		perror("listen");
+		exit(1);
+	}
+
+	FD_SET(fd, &readfds );
+
+	CREATE(session[fd], struct socket_data, 1);
+
+	if(session[fd]==NULL){
+		printf("out of memory : make_listen_bind\n");
+		exit(1);
+	}
+	memset(session[fd],0,sizeof(*session[fd]));
+	session[fd]->func_recv = connect_client;
+
+	return fd;
+}
+
 // Console Reciever [Wizputer]
 int console_recieve(int i) {
 	int n;
diff --git a/src/common/socket.h b/src/common/socket.h
index 68b204862..7ee7b7689 100644
--- a/src/common/socket.h
+++ b/src/common/socket.h
@@ -88,6 +88,7 @@ extern int fd_max;
 // Function prototype declaration
 
 int make_listen_port(int);
+int make_listen_bind(long,int);
 int make_connection(long,int);
 int delete_session(int);
 int realloc_fifo(int fd,int rfifo_size,int wfifo_size);