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Location: cpp/openttd-patchpack/source/network_client.c - annotation
r5154:05517a0f26d2
23.7 KiB
text/x-c
(svn r7249) -Fix (r7248): Missed a free()...
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r543:efdb197f91ad r2026:25935f6b221a r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad r543:efdb197f91ad | /* $Id$ */
#ifdef ENABLE_NETWORK
#include "stdafx.h"
#include "debug.h"
#include "string.h"
#include "strings.h"
#include "network_data.h"
#include "date.h"
#include "table/strings.h"
#include "functions.h"
#include "network_client.h"
#include "network_gamelist.h"
#include "network_gui.h"
#include "saveload.h"
#include "command.h"
#include "window.h"
#include "console.h"
#include "variables.h"
#include "ai/ai.h"
// This file handles all the client-commands
// So we don't make too much typos ;)
#define MY_CLIENT DEREF_CLIENT(0)
static uint32 last_ack_frame;
// **********
// Sending functions
// DEF_CLIENT_SEND_COMMAND has no parameters
// **********
DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_COMPANY_INFO)
{
//
// Packet: CLIENT_COMPANY_INFO
// Function: Request company-info (in detail)
// Data:
// <none>
//
Packet *p;
_network_join_status = NETWORK_JOIN_STATUS_GETTING_COMPANY_INFO;
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
p = NetworkSend_Init(PACKET_CLIENT_COMPANY_INFO);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_JOIN)
{
//
// Packet: CLIENT_JOIN
// Function: Try to join the server
// Data:
// String: OpenTTD Revision (norev000 if no revision)
// String: Player Name (max NETWORK_NAME_LENGTH)
// uint8: Play as Player id (1..MAX_PLAYERS)
// uint8: Language ID
// String: Unique id to find the player back in server-listing
//
extern const char _openttd_revision[];
Packet *p;
_network_join_status = NETWORK_JOIN_STATUS_AUTHORIZING;
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
p = NetworkSend_Init(PACKET_CLIENT_JOIN);
NetworkSend_string(p, _openttd_revision);
NetworkSend_string(p, _network_player_name); // Player name
NetworkSend_uint8(p, _network_playas); // PlayAs
NetworkSend_uint8(p, NETLANG_ANY); // Language
NetworkSend_string(p, _network_unique_id);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_PASSWORD)(NetworkPasswordType type, const char *password)
{
//
// Packet: CLIENT_PASSWORD
// Function: Send a password to the server to authorize
// Data:
// uint8: NetworkPasswordType
// String: Password
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_PASSWORD);
NetworkSend_uint8(p, type);
NetworkSend_string(p, password);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_GETMAP)
{
//
// Packet: CLIENT_GETMAP
// Function: Request the map from the server
// Data:
// <none>
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_GETMAP);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_MAP_OK)
{
//
// Packet: CLIENT_MAP_OK
// Function: Tell the server that we are done receiving/loading the map
// Data:
// <none>
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_MAP_OK);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND(PACKET_CLIENT_ACK)
{
//
// Packet: CLIENT_ACK
// Function: Tell the server we are done with this frame
// Data:
// uint32: current FrameCounter of the client
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_ACK);
NetworkSend_uint32(p, _frame_counter);
NetworkSend_Packet(p, MY_CLIENT);
}
// Send a command packet to the server
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_COMMAND)(CommandPacket *cp)
{
//
// Packet: CLIENT_COMMAND
// Function: Send a DoCommand to the Server
// Data:
// uint8: PlayerID (0..MAX_PLAYERS-1)
// uint32: CommandID (see command.h)
// uint32: P1 (free variables used in DoCommand)
// uint32: P2
// uint32: Tile
// string: text
// uint8: CallBackID (see callback_table.c)
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_COMMAND);
NetworkSend_uint8(p, cp->player);
NetworkSend_uint32(p, cp->cmd);
NetworkSend_uint32(p, cp->p1);
NetworkSend_uint32(p, cp->p2);
NetworkSend_uint32(p, (uint32)cp->tile);
NetworkSend_string(p, cp->text);
NetworkSend_uint8(p, cp->callback);
NetworkSend_Packet(p, MY_CLIENT);
}
// Send a chat-packet over the network
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_CHAT)(NetworkAction action, DestType type, int dest, const char *msg)
{
//
// Packet: CLIENT_CHAT
// Function: Send a chat-packet to the serve
// Data:
// uint8: ActionID (see network_data.h, NetworkAction)
// uint8: Destination Type (see network_data.h, DestType);
// uint8: Destination Player (1..MAX_PLAYERS)
// String: Message (max MAX_TEXT_MSG_LEN)
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_CHAT);
NetworkSend_uint8(p, action);
NetworkSend_uint8(p, type);
NetworkSend_uint8(p, dest);
NetworkSend_string(p, msg);
NetworkSend_Packet(p, MY_CLIENT);
}
// Send an error-packet over the network
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_ERROR)(NetworkErrorCode errorno)
{
//
// Packet: CLIENT_ERROR
// Function: The client made an error and is quiting the game
// Data:
// uint8: ErrorID (see network_data.h, NetworkErrorCode)
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_ERROR);
NetworkSend_uint8(p, errorno);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_PASSWORD)(const char *password)
{
//
// Packet: PACKET_CLIENT_SET_PASSWORD
// Function: Set the password for the clients current company
// Data:
// String: Password
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_SET_PASSWORD);
NetworkSend_string(p, password);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_SET_NAME)(const char *name)
{
//
// Packet: PACKET_CLIENT_SET_NAME
// Function: Gives the player a new name
// Data:
// String: Name
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_SET_NAME);
NetworkSend_string(p, name);
NetworkSend_Packet(p, MY_CLIENT);
}
// Send an quit-packet over the network
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_QUIT)(const char *leavemsg)
{
//
// Packet: CLIENT_QUIT
// Function: The client is quiting the game
// Data:
// String: leave-message
//
Packet *p = NetworkSend_Init(PACKET_CLIENT_QUIT);
NetworkSend_string(p, leavemsg);
NetworkSend_Packet(p, MY_CLIENT);
}
DEF_CLIENT_SEND_COMMAND_PARAM(PACKET_CLIENT_RCON)(const char *pass, const char *command)
{
Packet *p = NetworkSend_Init(PACKET_CLIENT_RCON);
NetworkSend_string(p, pass);
NetworkSend_string(p, command);
NetworkSend_Packet(p, MY_CLIENT);
}
// **********
// Receiving functions
// DEF_CLIENT_RECEIVE_COMMAND has parameter: Packet *p
// **********
extern bool SafeSaveOrLoad(const char *filename, int mode, int newgm);
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FULL)
{
// We try to join a server which is full
_switch_mode_errorstr = STR_NETWORK_ERR_SERVER_FULL;
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
return NETWORK_RECV_STATUS_SERVER_FULL;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_BANNED)
{
// We try to join a server where we are banned
_switch_mode_errorstr = STR_NETWORK_ERR_SERVER_BANNED;
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
return NETWORK_RECV_STATUS_SERVER_BANNED;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO)
{
byte company_info_version;
int i;
company_info_version = NetworkRecv_uint8(MY_CLIENT, p);
if (!MY_CLIENT->has_quit && company_info_version == NETWORK_COMPANY_INFO_VERSION) {
byte total;
byte current;
total = NetworkRecv_uint8(MY_CLIENT, p);
// There is no data at all..
if (total == 0) return NETWORK_RECV_STATUS_CLOSE_QUERY;
current = NetworkRecv_uint8(MY_CLIENT, p);
if (!IsValidPlayer(current)) return NETWORK_RECV_STATUS_CLOSE_QUERY;
NetworkRecv_string(MY_CLIENT, p, _network_player_info[current].company_name, sizeof(_network_player_info[current].company_name));
_network_player_info[current].inaugurated_year = NetworkRecv_uint32(MY_CLIENT, p);
_network_player_info[current].company_value = NetworkRecv_uint64(MY_CLIENT, p);
_network_player_info[current].money = NetworkRecv_uint64(MY_CLIENT, p);
_network_player_info[current].income = NetworkRecv_uint64(MY_CLIENT, p);
_network_player_info[current].performance = NetworkRecv_uint16(MY_CLIENT, p);
_network_player_info[current].use_password = NetworkRecv_uint8(MY_CLIENT, p);
for (i = 0; i < NETWORK_VEHICLE_TYPES; i++)
_network_player_info[current].num_vehicle[i] = NetworkRecv_uint16(MY_CLIENT, p);
for (i = 0; i < NETWORK_STATION_TYPES; i++)
_network_player_info[current].num_station[i] = NetworkRecv_uint16(MY_CLIENT, p);
NetworkRecv_string(MY_CLIENT, p, _network_player_info[current].players, sizeof(_network_player_info[current].players));
InvalidateWindow(WC_NETWORK_WINDOW, 0);
return NETWORK_RECV_STATUS_OKAY;
}
return NETWORK_RECV_STATUS_CLOSE_QUERY;
}
// This packet contains info about the client (playas and name)
// as client we save this in NetworkClientInfo, linked via 'index'
// which is always an unique number on a server.
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO)
{
NetworkClientInfo *ci;
uint16 index = NetworkRecv_uint16(MY_CLIENT, p);
PlayerID playas = NetworkRecv_uint8(MY_CLIENT, p);
char name[NETWORK_NAME_LENGTH];
char unique_id[NETWORK_NAME_LENGTH];
NetworkRecv_string(MY_CLIENT, p, name, sizeof(name));
NetworkRecv_string(MY_CLIENT, p, unique_id, sizeof(unique_id));
if (MY_CLIENT->has_quit) return NETWORK_RECV_STATUS_CONN_LOST;
/* Do we receive a change of data? Most likely we changed playas */
if (index == _network_own_client_index) _network_playas = playas;
ci = NetworkFindClientInfoFromIndex(index);
if (ci != NULL) {
if (playas == ci->client_playas && strcmp(name, ci->client_name) != 0) {
// Client name changed, display the change
NetworkTextMessage(NETWORK_ACTION_NAME_CHANGE, 1, false, ci->client_name, "%s", name);
} else if (playas != ci->client_playas) {
// The player changed from client-player..
// Do not display that for now
}
ci->client_playas = playas;
ttd_strlcpy(ci->client_name, name, sizeof(ci->client_name));
InvalidateWindow(WC_CLIENT_LIST, 0);
return NETWORK_RECV_STATUS_OKAY;
}
// We don't have this index yet, find an empty index, and put the data there
ci = NetworkFindClientInfoFromIndex(NETWORK_EMPTY_INDEX);
if (ci != NULL) {
ci->client_index = index;
ci->client_playas = playas;
ttd_strlcpy(ci->client_name, name, sizeof(ci->client_name));
ttd_strlcpy(ci->unique_id, unique_id, sizeof(ci->unique_id));
InvalidateWindow(WC_CLIENT_LIST, 0);
return NETWORK_RECV_STATUS_OKAY;
}
// Here the program should never ever come.....
return NETWORK_RECV_STATUS_MALFORMED_PACKET;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR)
{
NetworkErrorCode error = NetworkRecv_uint8(MY_CLIENT, p);
switch (error) {
/* We made an error in the protocol, and our connection is closed.... */
case NETWORK_ERROR_NOT_AUTHORIZED:
case NETWORK_ERROR_NOT_EXPECTED:
case NETWORK_ERROR_PLAYER_MISMATCH:
_switch_mode_errorstr = STR_NETWORK_ERR_SERVER_ERROR;
break;
case NETWORK_ERROR_FULL:
_switch_mode_errorstr = STR_NETWORK_ERR_SERVER_FULL;
break;
case NETWORK_ERROR_WRONG_REVISION:
_switch_mode_errorstr = STR_NETWORK_ERR_WRONG_REVISION;
break;
case NETWORK_ERROR_WRONG_PASSWORD:
_switch_mode_errorstr = STR_NETWORK_ERR_WRONG_PASSWORD;
break;
case NETWORK_ERROR_KICKED:
_switch_mode_errorstr = STR_NETWORK_ERR_KICKED;
break;
case NETWORK_ERROR_CHEATER:
_switch_mode_errorstr = STR_NETWORK_ERR_CHEATER;
break;
default:
_switch_mode_errorstr = STR_NETWORK_ERR_LOSTCONNECTION;
}
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
return NETWORK_RECV_STATUS_SERVER_ERROR;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD)
{
NetworkPasswordType type = NetworkRecv_uint8(MY_CLIENT, p);
switch (type) {
case NETWORK_GAME_PASSWORD:
case NETWORK_COMPANY_PASSWORD:
ShowNetworkNeedPassword(type);
return NETWORK_RECV_STATUS_OKAY;
default: return NETWORK_RECV_STATUS_MALFORMED_PACKET;
}
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WELCOME)
{
_network_own_client_index = NetworkRecv_uint16(MY_CLIENT, p);
// Start receiving the map
SEND_COMMAND(PACKET_CLIENT_GETMAP)();
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_WAIT)
{
_network_join_status = NETWORK_JOIN_STATUS_WAITING;
_network_join_waiting = NetworkRecv_uint8(MY_CLIENT, p);
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
// We are put on hold for receiving the map.. we need GUI for this ;)
DEBUG(net, 1)("[NET] The server is currently busy sending the map to someone else.. please hold..." );
DEBUG(net, 1)("[NET] There are %d clients in front of you", _network_join_waiting);
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_MAP)
{
static char filename[256];
static FILE *file_pointer;
byte maptype;
maptype = NetworkRecv_uint8(MY_CLIENT, p);
if (MY_CLIENT->has_quit) return NETWORK_RECV_STATUS_CONN_LOST;
// First packet, init some stuff
if (maptype == MAP_PACKET_START) {
// The name for the temp-map
sprintf(filename, "%s%snetwork_client.tmp", _path.autosave_dir, PATHSEP);
file_pointer = fopen(filename, "wb");
if (file_pointer == NULL) {
_switch_mode_errorstr = STR_NETWORK_ERR_SAVEGAMEERROR;
return NETWORK_RECV_STATUS_SAVEGAME;
}
_frame_counter = _frame_counter_server = _frame_counter_max = NetworkRecv_uint32(MY_CLIENT, p);
_network_join_status = NETWORK_JOIN_STATUS_DOWNLOADING;
_network_join_kbytes = 0;
_network_join_kbytes_total = NetworkRecv_uint32(MY_CLIENT, p) / 1024;
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
// The first packet does not contain any more data
return NETWORK_RECV_STATUS_OKAY;
}
if (maptype == MAP_PACKET_NORMAL) {
// We are still receiving data, put it to the file
fwrite(p->buffer + p->pos, 1, p->size - p->pos, file_pointer);
_network_join_kbytes = ftell(file_pointer) / 1024;
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
}
// Check if this was the last packet
if (maptype == MAP_PACKET_END) {
fclose(file_pointer);
_network_join_status = NETWORK_JOIN_STATUS_PROCESSING;
InvalidateWindow(WC_NETWORK_STATUS_WINDOW, 0);
// The map is done downloading, load it
// Load the map
if (!SafeSaveOrLoad(filename, SL_LOAD, GM_NORMAL)) {
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
_switch_mode_errorstr = STR_NETWORK_ERR_SAVEGAMEERROR;
return NETWORK_RECV_STATUS_SAVEGAME;
}
_opt_ptr = &_opt; // during a network game you are always in-game
// Say we received the map and loaded it correctly!
SEND_COMMAND(PACKET_CLIENT_MAP_OK)();
/* New company/spectator (invalid player) or company we want to join is not active
* Switch local player to spectator and await the server's judgement */
if (_network_playas == PLAYER_NEW_COMPANY || !IsValidPlayer(_network_playas) ||
!GetPlayer(_network_playas)->is_active) {
_local_player = PLAYER_SPECTATOR;
if (_network_playas == PLAYER_SPECTATOR) {
// The client wants to be a spectator..
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
} else {
/* We have arrived and ready to start playing; send a command to make a new player;
* the server will give us a client-id and let us in */
NetworkSend_Command(0, 0, 0, CMD_PLAYER_CTRL, NULL);
}
} else {
// take control over an existing company
_local_player = _network_playas;
_patches.autorenew = GetPlayer(_local_player)->engine_renew;
_patches.autorenew_months = GetPlayer(_local_player)->engine_renew_months;
_patches.autorenew_money = GetPlayer(_local_player)->engine_renew_money;
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0);
}
}
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_FRAME)
{
_frame_counter_server = NetworkRecv_uint32(MY_CLIENT, p);
_frame_counter_max = NetworkRecv_uint32(MY_CLIENT, p);
#ifdef ENABLE_NETWORK_SYNC_EVERY_FRAME
// Test if the server supports this option
// and if we are at the frame the server is
if (p->pos < p->size) {
_sync_frame = _frame_counter_server;
_sync_seed_1 = NetworkRecv_uint32(MY_CLIENT, p);
#ifdef NETWORK_SEND_DOUBLE_SEED
_sync_seed_2 = NetworkRecv_uint32(MY_CLIENT, p);
#endif
}
#endif
DEBUG(net, 7)("[NET] Received FRAME %d",_frame_counter_server);
// Let the server know that we received this frame correctly
// We do this only once per day, to save some bandwidth ;)
if (!_network_first_time && last_ack_frame < _frame_counter) {
last_ack_frame = _frame_counter + DAY_TICKS;
DEBUG(net,6)("[NET] Sent ACK at %d", _frame_counter);
SEND_COMMAND(PACKET_CLIENT_ACK)();
}
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SYNC)
{
_sync_frame = NetworkRecv_uint32(MY_CLIENT, p);
_sync_seed_1 = NetworkRecv_uint32(MY_CLIENT, p);
#ifdef NETWORK_SEND_DOUBLE_SEED
_sync_seed_2 = NetworkRecv_uint32(MY_CLIENT, p);
#endif
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_COMMAND)
{
CommandPacket *cp = malloc(sizeof(CommandPacket));
cp->player = NetworkRecv_uint8(MY_CLIENT, p);
cp->cmd = NetworkRecv_uint32(MY_CLIENT, p);
cp->p1 = NetworkRecv_uint32(MY_CLIENT, p);
cp->p2 = NetworkRecv_uint32(MY_CLIENT, p);
cp->tile = NetworkRecv_uint32(MY_CLIENT, p);
NetworkRecv_string(MY_CLIENT, p, cp->text, sizeof(cp->text));
cp->callback = NetworkRecv_uint8(MY_CLIENT, p);
cp->frame = NetworkRecv_uint32(MY_CLIENT, p);
cp->next = NULL;
// The server did send us this command..
// queue it in our own queue, so we can handle it in the upcoming frame!
if (_local_command_queue == NULL) {
_local_command_queue = cp;
} else {
// Find last packet
CommandPacket *c = _local_command_queue;
while (c->next != NULL) c = c->next;
c->next = cp;
}
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_CHAT)
{
char name[NETWORK_NAME_LENGTH], msg[MAX_TEXT_MSG_LEN];
const NetworkClientInfo *ci = NULL, *ci_to;
NetworkAction action = NetworkRecv_uint8(MY_CLIENT, p);
uint16 index = NetworkRecv_uint16(MY_CLIENT, p);
bool self_send = NetworkRecv_uint8(MY_CLIENT, p);
NetworkRecv_string(MY_CLIENT, p, msg, MAX_TEXT_MSG_LEN);
ci_to = NetworkFindClientInfoFromIndex(index);
if (ci_to == NULL) return NETWORK_RECV_STATUS_OKAY;
/* Did we initiate the action locally? */
if (self_send) {
switch (action) {
case NETWORK_ACTION_CHAT_CLIENT:
/* For speaking to client we need the client-name */
snprintf(name, sizeof(name), "%s", ci_to->client_name);
ci = NetworkFindClientInfoFromIndex(_network_own_client_index);
break;
/* For speaking to company or giving money, we need the player-name */
case NETWORK_ACTION_GIVE_MONEY:
if (!IsValidPlayer(ci_to->client_playas)) return NETWORK_RECV_STATUS_OKAY;
/* fallthrough */
case NETWORK_ACTION_CHAT_COMPANY: {
StringID str = IsValidPlayer(ci_to->client_playas) ? GetPlayer(ci_to->client_playas)->name_1 : STR_NETWORK_SPECTATORS;
GetString(name, str, lastof(name));
ci = NetworkFindClientInfoFromIndex(_network_own_client_index);
} break;
default: NOT_REACHED(); break;
}
} else {
/* Display message from somebody else */
snprintf(name, sizeof(name), "%s", ci_to->client_name);
ci = ci_to;
}
if (ci != NULL)
NetworkTextMessage(action, GetDrawStringPlayerColor(ci->client_playas), self_send, name, "%s", msg);
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT)
{
char str[100];
uint16 index;
NetworkClientInfo *ci;
index = NetworkRecv_uint16(MY_CLIENT, p);
GetNetworkErrorMsg(str, NetworkRecv_uint8(MY_CLIENT, p), lastof(str));
ci = NetworkFindClientInfoFromIndex(index);
if (ci != NULL) {
NetworkTextMessage(NETWORK_ACTION_LEAVE, 1, false, ci->client_name, "%s", str);
// The client is gone, give the NetworkClientInfo free
ci->client_index = NETWORK_EMPTY_INDEX;
}
InvalidateWindow(WC_CLIENT_LIST, 0);
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_QUIT)
{
char str[100];
uint16 index;
NetworkClientInfo *ci;
index = NetworkRecv_uint16(MY_CLIENT, p);
NetworkRecv_string(MY_CLIENT, p, str, lengthof(str));
ci = NetworkFindClientInfoFromIndex(index);
if (ci != NULL) {
NetworkTextMessage(NETWORK_ACTION_LEAVE, 1, false, ci->client_name, "%s", str);
// The client is gone, give the NetworkClientInfo free
ci->client_index = NETWORK_EMPTY_INDEX;
} else {
DEBUG(net, 0)("[NET] Error - unknown client (%d) is leaving the game", index);
}
InvalidateWindow(WC_CLIENT_LIST, 0);
// If we come here it means we could not locate the client.. strange :s
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_JOIN)
{
uint16 index;
NetworkClientInfo *ci;
index = NetworkRecv_uint16(MY_CLIENT, p);
ci = NetworkFindClientInfoFromIndex(index);
if (ci != NULL)
NetworkTextMessage(NETWORK_ACTION_JOIN, 1, false, ci->client_name, "");
InvalidateWindow(WC_CLIENT_LIST, 0);
return NETWORK_RECV_STATUS_OKAY;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN)
{
_switch_mode_errorstr = STR_NETWORK_SERVER_SHUTDOWN;
return NETWORK_RECV_STATUS_SERVER_ERROR;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_NEWGAME)
{
// To trottle the reconnects a bit, every clients waits
// his _local_player value before reconnecting
// PLAYER_SPECTATOR is currently 255, so to avoid long wait periods
// set the max to 10.
_network_reconnect = min(_local_player + 1, 10);
_switch_mode_errorstr = STR_NETWORK_SERVER_REBOOT;
return NETWORK_RECV_STATUS_SERVER_ERROR;
}
DEF_CLIENT_RECEIVE_COMMAND(PACKET_SERVER_RCON)
{
char rcon_out[NETWORK_RCONCOMMAND_LENGTH];
uint16 color_code;
color_code = NetworkRecv_uint16(MY_CLIENT, p);
NetworkRecv_string(MY_CLIENT, p, rcon_out, sizeof(rcon_out));
IConsolePrint(color_code, rcon_out);
return NETWORK_RECV_STATUS_OKAY;
}
// The layout for the receive-functions by the client
typedef NetworkRecvStatus NetworkClientPacket(Packet *p);
// This array matches PacketType. At an incoming
// packet it is matches against this array
// and that way the right function to handle that
// packet is found.
static NetworkClientPacket* const _network_client_packet[] = {
RECEIVE_COMMAND(PACKET_SERVER_FULL),
RECEIVE_COMMAND(PACKET_SERVER_BANNED),
NULL, /*PACKET_CLIENT_JOIN,*/
RECEIVE_COMMAND(PACKET_SERVER_ERROR),
NULL, /*PACKET_CLIENT_COMPANY_INFO,*/
RECEIVE_COMMAND(PACKET_SERVER_COMPANY_INFO),
RECEIVE_COMMAND(PACKET_SERVER_CLIENT_INFO),
RECEIVE_COMMAND(PACKET_SERVER_NEED_PASSWORD),
NULL, /*PACKET_CLIENT_PASSWORD,*/
RECEIVE_COMMAND(PACKET_SERVER_WELCOME),
NULL, /*PACKET_CLIENT_GETMAP,*/
RECEIVE_COMMAND(PACKET_SERVER_WAIT),
RECEIVE_COMMAND(PACKET_SERVER_MAP),
NULL, /*PACKET_CLIENT_MAP_OK,*/
RECEIVE_COMMAND(PACKET_SERVER_JOIN),
RECEIVE_COMMAND(PACKET_SERVER_FRAME),
RECEIVE_COMMAND(PACKET_SERVER_SYNC),
NULL, /*PACKET_CLIENT_ACK,*/
NULL, /*PACKET_CLIENT_COMMAND,*/
RECEIVE_COMMAND(PACKET_SERVER_COMMAND),
NULL, /*PACKET_CLIENT_CHAT,*/
RECEIVE_COMMAND(PACKET_SERVER_CHAT),
NULL, /*PACKET_CLIENT_SET_PASSWORD,*/
NULL, /*PACKET_CLIENT_SET_NAME,*/
NULL, /*PACKET_CLIENT_QUIT,*/
NULL, /*PACKET_CLIENT_ERROR,*/
RECEIVE_COMMAND(PACKET_SERVER_QUIT),
RECEIVE_COMMAND(PACKET_SERVER_ERROR_QUIT),
RECEIVE_COMMAND(PACKET_SERVER_SHUTDOWN),
RECEIVE_COMMAND(PACKET_SERVER_NEWGAME),
RECEIVE_COMMAND(PACKET_SERVER_RCON),
NULL, /*PACKET_CLIENT_RCON,*/
};
// If this fails, check the array above with network_data.h
assert_compile(lengthof(_network_client_packet) == PACKET_END);
// Is called after a client is connected to the server
void NetworkClient_Connected(void)
{
// Set the frame-counter to 0 so nothing happens till we are ready
_frame_counter = 0;
_frame_counter_server = 0;
last_ack_frame = 0;
// Request the game-info
SEND_COMMAND(PACKET_CLIENT_JOIN)();
}
// Reads the packets from the socket-stream, if available
NetworkRecvStatus NetworkClient_ReadPackets(NetworkClientState *cs)
{
Packet *p;
NetworkRecvStatus res = NETWORK_RECV_STATUS_OKAY;
while (res == NETWORK_RECV_STATUS_OKAY && (p = NetworkRecv_Packet(cs, &res)) != NULL) {
byte type = NetworkRecv_uint8(MY_CLIENT, p);
if (type < PACKET_END && _network_client_packet[type] != NULL && !MY_CLIENT->has_quit) {
res = _network_client_packet[type](p);
} else {
res = NETWORK_RECV_STATUS_MALFORMED_PACKET;
DEBUG(net, 0)("[NET][client] Received invalid packet type %d", type);
}
free(p);
}
return res;
}
#endif /* ENABLE_NETWORK */
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