project_files/frontlib/net/netconn_callbacks.c
changeset 7273 8eed495fd8da
child 7275 15f722e0b96f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/project_files/frontlib/net/netconn_callbacks.c	Mon Jun 25 15:21:18 2012 +0200
@@ -0,0 +1,134 @@
+#include "netconn_internal.h"
+
+#include "../util/logging.h"
+#include "../util/util.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+
+static void defaultCallback_onMessage(void *context, int msgtype, const char *msg) {
+	flib_log_i("Net: [%i] %s", msgtype, msg);
+}
+
+static void defaultCallback_onChat(void *context, const char *nick, const char *msg) {
+	flib_log_i("%s: %s", nick, msg);
+}
+
+// Change the name by suffixing it with a number. If it already ends in a number, increase that number by 1.
+static void defaultCallback_onNickTaken(void *context, const char *requestedNick) {
+	flib_netconn *conn = context;
+	size_t namelen = strlen(requestedNick);
+	int digits = 0;
+	while(digits<namelen && isdigit(requestedNick[namelen-1-digits])) {
+		digits++;
+	}
+	long suffix = 0;
+	if(digits>0) {
+		suffix = atol(requestedNick+namelen-digits)+1;
+	}
+	char *newPlayerName = flib_asprintf("%.*s%li", namelen-digits, requestedNick, suffix);
+	if(newPlayerName) {
+		flib_netconn_send_nick(conn, newPlayerName);
+	} else {
+		flib_netconn_send_quit(conn, "Nick already taken.");
+	}
+	free(newPlayerName);
+}
+
+// Default behavior: Quit
+static void defaultCallback_onPasswordRequest(void *context, const char *requestedNick) {
+	flib_netconn_send_quit((flib_netconn*)context, "Authentication failed");
+}
+
+void clearCallbacks(flib_netconn *conn) {
+	flib_netconn_onMessage(conn, NULL, NULL);
+	flib_netconn_onConnected(conn, NULL, NULL);
+	flib_netconn_onDisconnected(conn, NULL, NULL);
+	flib_netconn_onRoomAdd(conn, NULL, NULL);
+	flib_netconn_onRoomDelete(conn, NULL, NULL);
+	flib_netconn_onRoomUpdate(conn, NULL, NULL);
+	flib_netconn_onChat(conn, NULL, NULL);
+	flib_netconn_onLobbyJoin(conn, NULL, NULL);
+	flib_netconn_onLobbyLeave(conn, NULL, NULL);
+	flib_netconn_onRoomJoin(conn, NULL, NULL);
+	flib_netconn_onRoomLeave(conn, NULL, NULL);
+	flib_netconn_onNickTaken(conn, NULL, NULL);
+	flib_netconn_onPasswordRequest(conn, NULL, NULL);
+	flib_netconn_onRoomChiefStatus(conn, NULL, NULL);
+	flib_netconn_onReadyState(conn, NULL, NULL);
+	flib_netconn_onEnterRoom(conn, NULL, NULL);
+	flib_netconn_onLeaveRoom(conn, NULL, NULL);
+	flib_netconn_onTeamAdd(conn, NULL, NULL);
+	flib_netconn_onTeamDelete(conn, NULL, NULL);
+	flib_netconn_onRunGame(conn, NULL, NULL);
+	flib_netconn_onTeamAccepted(conn, NULL, NULL);
+	flib_netconn_onHogCountChanged(conn, NULL, NULL);
+	flib_netconn_onTeamColorChanged(conn, NULL, NULL);
+	flib_netconn_onEngineMessage(conn, NULL, NULL);
+	flib_netconn_onCfgScheme(conn, NULL, NULL);
+	flib_netconn_onMapChanged(conn, NULL, NULL);
+	flib_netconn_onScriptChanged(conn, NULL, NULL);
+	flib_netconn_onWeaponsetChanged(conn, NULL, NULL);
+	flib_netconn_onAdminAccess(conn, NULL, NULL);
+	flib_netconn_onServerVar(conn, NULL, NULL);
+}
+
+/**
+ * This macro generates a callback setter function. It uses the name of the callback to
+ * automatically generate the function name and the fields to set, so a consistent naming
+ * convention needs to be enforced (not that that is a bad thing). If null is passed as
+ * callback to the generated function, the defaultCb will be set instead (with conn
+ * as the context).
+ */
+#define GENERATE_CB_SETTER(cbName, cbParameterTypes, defaultCb) \
+	void flib_netconn_##cbName(flib_netconn *conn, void (*callback)cbParameterTypes, void *context) { \
+		if(!conn) { \
+			flib_log_e("null parameter in flib_netconn_%s", #cbName); \
+		} else { \
+			conn->cbName##Cb = callback ? callback : &defaultCb; \
+			conn->cbName##Ctx = callback ? context : conn; \
+		} \
+	}
+
+/**
+ * Generate a callback setter function like GENERATE_CB_SETTER, and automatically generate a
+ * no-op callback function as well that is used as default.
+ */
+#define GENERATE_CB_SETTER_AND_DEFAULT(cbName, cbParameterTypes) \
+	static void _noop_callback_##cbName cbParameterTypes {} \
+	GENERATE_CB_SETTER(cbName, cbParameterTypes, _noop_callback_##cbName)
+
+GENERATE_CB_SETTER(onMessage, (void *context, int msgtype, const char *msg), defaultCallback_onMessage);
+GENERATE_CB_SETTER_AND_DEFAULT(onConnected, (void *context));
+GENERATE_CB_SETTER_AND_DEFAULT(onDisconnected, (void *context, int reason, const char *message));
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomAdd, (void *context, const flib_roomlist_room *room));
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomDelete, (void *context, const char *name));
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomUpdate, (void *context, const char *oldName, const flib_roomlist_room *room));
+GENERATE_CB_SETTER(onChat, (void *context, const char *nick, const char *msg), defaultCallback_onChat);
+GENERATE_CB_SETTER_AND_DEFAULT(onLobbyJoin, (void *context, const char *nick));
+GENERATE_CB_SETTER_AND_DEFAULT(onLobbyLeave, (void *context, const char *nick, const char *partMsg));
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomJoin, (void *context, const char *nick));
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomLeave, (void *context, const char *nick, const char *partMessage));
+GENERATE_CB_SETTER(onNickTaken, (void *context, const char *nick), defaultCallback_onNickTaken);
+GENERATE_CB_SETTER(onPasswordRequest, (void *context, const char *nick), defaultCallback_onPasswordRequest);
+GENERATE_CB_SETTER_AND_DEFAULT(onRoomChiefStatus, (void *context, bool chief));
+GENERATE_CB_SETTER_AND_DEFAULT(onReadyState, (void *context, const char *nick, bool ready));
+GENERATE_CB_SETTER_AND_DEFAULT(onEnterRoom, (void *context, bool chief));
+GENERATE_CB_SETTER_AND_DEFAULT(onLeaveRoom, (void *context, int reason, const char *message));
+GENERATE_CB_SETTER_AND_DEFAULT(onTeamAdd, (void *context, flib_team *team));
+GENERATE_CB_SETTER_AND_DEFAULT(onTeamDelete, (void *context, const char *teamname));
+GENERATE_CB_SETTER_AND_DEFAULT(onRunGame, (void *context));
+GENERATE_CB_SETTER_AND_DEFAULT(onTeamAccepted, (void *context, const char *teamName));
+GENERATE_CB_SETTER_AND_DEFAULT(onHogCountChanged, (void *context, const char *teamName, int hogs));
+GENERATE_CB_SETTER_AND_DEFAULT(onTeamColorChanged, (void *context, const char *teamName, uint32_t colorRGB));
+GENERATE_CB_SETTER_AND_DEFAULT(onEngineMessage, (void *context, const char *message, int size));
+GENERATE_CB_SETTER_AND_DEFAULT(onCfgScheme, (void *context, flib_cfg *scheme));
+GENERATE_CB_SETTER_AND_DEFAULT(onMapChanged, (void *context, const flib_map *map, int changetype));
+GENERATE_CB_SETTER_AND_DEFAULT(onScriptChanged, (void *context, const char *script));
+GENERATE_CB_SETTER_AND_DEFAULT(onWeaponsetChanged, (void *context, flib_weaponset *weaponset));
+GENERATE_CB_SETTER_AND_DEFAULT(onAdminAccess, (void *context));
+GENERATE_CB_SETTER_AND_DEFAULT(onServerVar, (void *context, const char *name, const char *value));
+
+#undef GENERATE_CB_SETTER_AND_DEFAULT
+#undef GENERATE_CB_SETTER