--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/frontlib/net/netbase.h	Tue Jun 19 21:17:05 2012 +0200
@@ -0,0 +1,72 @@
+/*
+ * Low-level protocol support for the network connection
+ */
+
+#ifndef NETBASE_H_
+#define NETBASE_H_
+
+#include <stddef.h>
+#include <stdint.h>
+#include <stdbool.h>
+
+struct _flib_netbase;
+typedef struct _flib_netbase flib_netbase;
+
+typedef struct {
+	int partCount;
+	char **parts;
+} flib_netmsg;
+
+/**
+ * Start a connection to the specified Hedgewars server.
+ *
+ * Returns NULL on error. Destroy the created object with flib_netconn_destroy.
+ */
+flib_netbase *flib_netbase_create(const char *server, uint16_t port);
+
+/**
+ * Free resources and close sockets.
+ */
+void flib_netbase_destroy(flib_netbase *net);
+
+/**
+ * Determine the current connection state. Starts out true, and turns to
+ * false when we are disconnected from the server.
+ */
+bool flib_netbase_connected(flib_netbase *net);
+
+/**
+ * Receive a new message and return it as a flib_netmsg. The netmsg has to be
+ * destroyed with flib_netmsg_destroy after use.
+ * Returns NULL if no message is available.
+ *
+ * Note: When a connection is closed, you probably want to call this function until
+ * no further message is returned, to ensure you see all messages that were sent
+ * before the connection closed.
+ */
+flib_netmsg *flib_netbase_recv_message(flib_netbase *net);
+
+int flib_netbase_send_raw(flib_netbase *net, const void *data, size_t len);
+
+/**
+ * Write a single message to the server. This call blocks until the
+ * message is completely written or the connection is closed or an error occurs.
+ *
+ * Returns a negative value on failure.
+ */
+int flib_netbase_send_message(flib_netbase *net, flib_netmsg *msg);
+
+/**
+ * Send a message printf-style.
+ *
+ * flib_netbase_sendf(net, "%s\n\n", "TOGGLE_READY");
+ * flib_netbase_sendf(net, "%s\n%s\n%i\n\n", "CFG", "MAPGEN", MAPGEN_MAZE);
+ */
+int flib_netbase_sendf(flib_netbase *net, const char *format, ...);
+
+flib_netmsg *flib_netmsg_create();
+void flib_netmsg_destroy(flib_netmsg *msg);
+int flib_netmsg_append_part(flib_netmsg *msg, const void *param, size_t len);
+
+#endif /* NETBASE_H_ */
+