1 #include "netconn_internal.h"

     2 

     3 #include "../util/logging.h"

     4 #include "../util/util.h"

     5 

     6 #include <string.h>

     7 #include <stdlib.h>

     8 #include <ctype.h>

     9 

    10 static void defaultCallback_onMessage(void *context, int msgtype, const char *msg) {

    11 	flib_log_i("Net: [%i] %s", msgtype, msg);

    12 }

    13 

    14 static void defaultCallback_onChat(void *context, const char *nick, const char *msg) {

    15 	flib_log_i("%s: %s", nick, msg);

    16 }

    17 

    18 // Change the name by suffixing it with a number. If it already ends in a number, increase that number by 1.

    19 static void defaultCallback_onNickTaken(void *context, const char *requestedNick) {

    20 	flib_netconn *conn = context;

    21 	size_t namelen = strlen(requestedNick);

    22 	int digits = 0;

    23 	while(digits<namelen && isdigit(requestedNick[namelen-1-digits])) {

    24 		digits++;

    25 	}

    26 	long suffix = 0;

    27 	if(digits>0) {

    28 		suffix = atol(requestedNick+namelen-digits)+1;

    29 	}

    30 	char *newPlayerName = flib_asprintf("%.*s%li", namelen-digits, requestedNick, suffix);

    31 	if(newPlayerName) {

    32 		flib_netconn_send_nick(conn, newPlayerName);

    33 	} else {

    34 		flib_netconn_send_quit(conn, "Nick already taken.");

    35 	}

    36 	free(newPlayerName);

    37 }

    38 

    39 // Default behavior: Quit

    40 static void defaultCallback_onPasswordRequest(void *context, const char *requestedNick) {

    41 	flib_netconn_send_quit((flib_netconn*)context, "Authentication failed");

    42 }

    43 

    44 void clearCallbacks(flib_netconn *conn) {

    45 	flib_netconn_onMessage(conn, NULL, NULL);

    46 	flib_netconn_onConnected(conn, NULL, NULL);

    47 	flib_netconn_onDisconnected(conn, NULL, NULL);

    48 	flib_netconn_onRoomAdd(conn, NULL, NULL);

    49 	flib_netconn_onRoomDelete(conn, NULL, NULL);

    50 	flib_netconn_onRoomUpdate(conn, NULL, NULL);

    51 	flib_netconn_onChat(conn, NULL, NULL);

    52 	flib_netconn_onLobbyJoin(conn, NULL, NULL);

    53 	flib_netconn_onLobbyLeave(conn, NULL, NULL);

    54 	flib_netconn_onRoomJoin(conn, NULL, NULL);

    55 	flib_netconn_onRoomLeave(conn, NULL, NULL);

    56 	flib_netconn_onNickTaken(conn, NULL, NULL);

    57 	flib_netconn_onPasswordRequest(conn, NULL, NULL);

    58 	flib_netconn_onRoomChiefStatus(conn, NULL, NULL);

    59 	flib_netconn_onReadyState(conn, NULL, NULL);

    60 	flib_netconn_onEnterRoom(conn, NULL, NULL);

    61 	flib_netconn_onLeaveRoom(conn, NULL, NULL);

    62 	flib_netconn_onTeamAdd(conn, NULL, NULL);

    63 	flib_netconn_onTeamDelete(conn, NULL, NULL);

    64 	flib_netconn_onRunGame(conn, NULL, NULL);

    65 	flib_netconn_onTeamAccepted(conn, NULL, NULL);

    66 	flib_netconn_onHogCountChanged(conn, NULL, NULL);

    67 	flib_netconn_onTeamColorChanged(conn, NULL, NULL);

    68 	flib_netconn_onEngineMessage(conn, NULL, NULL);

    69 	flib_netconn_onCfgScheme(conn, NULL, NULL);

    70 	flib_netconn_onMapChanged(conn, NULL, NULL);

    71 	flib_netconn_onScriptChanged(conn, NULL, NULL);

    72 	flib_netconn_onWeaponsetChanged(conn, NULL, NULL);

    73 	flib_netconn_onAdminAccess(conn, NULL, NULL);

    74 	flib_netconn_onServerVar(conn, NULL, NULL);

    75 }

    76 

    77 /**

    78  * This macro generates a callback setter function. It uses the name of the callback to

    79  * automatically generate the function name and the fields to set, so a consistent naming

    80  * convention needs to be enforced (not that that is a bad thing). If null is passed as

    81  * callback to the generated function, the defaultCb will be set instead (with conn

    82  * as the context).

    83  */

    84 #define GENERATE_CB_SETTER(cbName, cbParameterTypes, defaultCb) \

    85 	void flib_netconn_##cbName(flib_netconn *conn, void (*callback)cbParameterTypes, void *context) { \

    86 		if(!conn) { \

    87 			flib_log_e("null parameter in flib_netconn_%s", #cbName); \

    88 		} else { \

    89 			conn->cbName##Cb = callback ? callback : &defaultCb; \

    90 			conn->cbName##Ctx = callback ? context : conn; \

    91 		} \

    92 	}

    93 

    94 /**

    95  * Generate a callback setter function like GENERATE_CB_SETTER, and automatically generate a

    96  * no-op callback function as well that is used as default.

    97  */

    98 #define GENERATE_CB_SETTER_AND_DEFAULT(cbName, cbParameterTypes) \

    99 	static void _noop_callback_##cbName cbParameterTypes {} \

   100 	GENERATE_CB_SETTER(cbName, cbParameterTypes, _noop_callback_##cbName)

   101 

   102 GENERATE_CB_SETTER(onMessage, (void *context, int msgtype, const char *msg), defaultCallback_onMessage);

   103 GENERATE_CB_SETTER_AND_DEFAULT(onConnected, (void *context));

   104 GENERATE_CB_SETTER_AND_DEFAULT(onDisconnected, (void *context, int reason, const char *message));

   105 GENERATE_CB_SETTER_AND_DEFAULT(onRoomAdd, (void *context, const flib_roomlist_room *room));

   106 GENERATE_CB_SETTER_AND_DEFAULT(onRoomDelete, (void *context, const char *name));

   107 GENERATE_CB_SETTER_AND_DEFAULT(onRoomUpdate, (void *context, const char *oldName, const flib_roomlist_room *room));

   108 GENERATE_CB_SETTER(onChat, (void *context, const char *nick, const char *msg), defaultCallback_onChat);

   109 GENERATE_CB_SETTER_AND_DEFAULT(onLobbyJoin, (void *context, const char *nick));

   110 GENERATE_CB_SETTER_AND_DEFAULT(onLobbyLeave, (void *context, const char *nick, const char *partMsg));

   111 GENERATE_CB_SETTER_AND_DEFAULT(onRoomJoin, (void *context, const char *nick));

   112 GENERATE_CB_SETTER_AND_DEFAULT(onRoomLeave, (void *context, const char *nick, const char *partMessage));

   113 GENERATE_CB_SETTER(onNickTaken, (void *context, const char *nick), defaultCallback_onNickTaken);

   114 GENERATE_CB_SETTER(onPasswordRequest, (void *context, const char *nick), defaultCallback_onPasswordRequest);

   115 GENERATE_CB_SETTER_AND_DEFAULT(onRoomChiefStatus, (void *context, bool chief));

   116 GENERATE_CB_SETTER_AND_DEFAULT(onReadyState, (void *context, const char *nick, bool ready));

   117 GENERATE_CB_SETTER_AND_DEFAULT(onEnterRoom, (void *context, bool chief));

   118 GENERATE_CB_SETTER_AND_DEFAULT(onLeaveRoom, (void *context, int reason, const char *message));

   119 GENERATE_CB_SETTER_AND_DEFAULT(onTeamAdd, (void *context, flib_team *team));

   120 GENERATE_CB_SETTER_AND_DEFAULT(onTeamDelete, (void *context, const char *teamname));

   121 GENERATE_CB_SETTER_AND_DEFAULT(onRunGame, (void *context));

   122 GENERATE_CB_SETTER_AND_DEFAULT(onTeamAccepted, (void *context, const char *teamName));

   123 GENERATE_CB_SETTER_AND_DEFAULT(onHogCountChanged, (void *context, const char *teamName, int hogs));

   124 GENERATE_CB_SETTER_AND_DEFAULT(onTeamColorChanged, (void *context, const char *teamName, uint32_t colorRGB));

   125 GENERATE_CB_SETTER_AND_DEFAULT(onEngineMessage, (void *context, const char *message, int size));

   126 GENERATE_CB_SETTER_AND_DEFAULT(onCfgScheme, (void *context, flib_cfg *scheme));

   127 GENERATE_CB_SETTER_AND_DEFAULT(onMapChanged, (void *context, const flib_map *map, int changetype));

   128 GENERATE_CB_SETTER_AND_DEFAULT(onScriptChanged, (void *context, const char *script));

   129 GENERATE_CB_SETTER_AND_DEFAULT(onWeaponsetChanged, (void *context, flib_weaponset *weaponset));

   130 GENERATE_CB_SETTER_AND_DEFAULT(onAdminAccess, (void *context));

   131 GENERATE_CB_SETTER_AND_DEFAULT(onServerVar, (void *context, const char *name, const char *value));

   132 

   133 #undef GENERATE_CB_SETTER_AND_DEFAULT

   134 #undef GENERATE_CB_SETTER