diff -r ddcdedd3330b -r 2bc61f8841a1 project_files/frontlib/net/netconn_callbacks.c --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/project_files/frontlib/net/netconn_callbacks.c Sun Oct 28 15:12:37 2012 +0100 @@ -0,0 +1,149 @@ +/* + * Hedgewars, a free turn based strategy game + * Copyright (C) 2012 Simeon Maxein + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include "netconn_internal.h" + +#include "../util/logging.h" +#include "../util/util.h" + +#include +#include +#include + +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(digits0) { + 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 netconn_clearCallbacks(flib_netconn *conn) { + flib_netconn_onMessage(conn, NULL, NULL); + flib_netconn_onConnected(conn, NULL, NULL); + flib_netconn_onDisconnected(conn, NULL, NULL); + flib_netconn_onRoomlist(conn, NULL, NULL); + flib_netconn_onRoomAdd(conn, NULL, NULL); + flib_netconn_onRoomDelete(conn, NULL, NULL); + flib_netconn_onRoomUpdate(conn, NULL, NULL); + flib_netconn_onClientFlags(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_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_onSchemeChanged(conn, NULL, NULL); + flib_netconn_onMapChanged(conn, NULL, NULL); + flib_netconn_onScriptChanged(conn, NULL, NULL); + flib_netconn_onWeaponsetChanged(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(!log_badargs_if(conn==NULL)) { \ + 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(onRoomlist, (void *context, const flib_room **rooms, int roomCount)); +GENERATE_CB_SETTER_AND_DEFAULT(onRoomAdd, (void *context, const flib_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_room *room)); +GENERATE_CB_SETTER_AND_DEFAULT(onClientFlags, (void *context, const char *nick, const char *flags, bool newFlagState)); +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(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, const 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, int colorIndex)); +GENERATE_CB_SETTER_AND_DEFAULT(onEngineMessage, (void *context, const uint8_t *message, size_t size)); +GENERATE_CB_SETTER_AND_DEFAULT(onSchemeChanged, (void *context, const flib_scheme *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, const flib_weaponset *weaponset)); +GENERATE_CB_SETTER_AND_DEFAULT(onServerVar, (void *context, const char *name, const char *value)); + +#undef GENERATE_CB_SETTER_AND_DEFAULT +#undef GENERATE_CB_SETTER