author | truelight |
Sat, 04 Dec 2004 17:54:56 +0000 | |
changeset 543 | e3b43338096b |
parent 534 | 17ab2f22ff74 |
child 598 | 200de7111fa9 |
permissions | -rw-r--r-- |
0 | 1 |
#include "stdafx.h" |
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#include "network_data.h" |
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#ifdef ENABLE_NETWORK |
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#include "table/strings.h" |
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#include "network_client.h" |
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#include "network_server.h" |
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#include "network_udp.h" |
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#include "network_gamelist.h" |
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#include "console.h" /* IConsoleCmdExec */ |
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#include <stdarg.h> /* va_list */ |
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// The listen socket for the server |
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static SOCKET _listensocket; |
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// Network copy of patches, so the patches of a client are not fucked up |
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// after he joined a server |
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static Patches network_tmp_patches; |
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// The amount of clients connected |
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static byte _network_clients_connected = 0; |
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// The index counter for new clients (is never decreased) |
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static uint16 _network_client_index = NETWORK_SERVER_INDEX + 1; |
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// Function that looks up the CI for a given client-index |
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NetworkClientInfo *NetworkFindClientInfoFromIndex(uint16 client_index) |
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{ |
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NetworkClientInfo *ci; |
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for (ci = _network_client_info; ci != &_network_client_info[MAX_CLIENT_INFO]; ci++) |
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if (ci->client_index == client_index) |
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return ci; |
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return NULL; |
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} |
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// Function that looks up the CS for a given client-index |
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ClientState *NetworkFindClientStateFromIndex(uint16 client_index) |
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{ |
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ClientState *cs; |
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for (cs = _clients; cs != &_clients[MAX_CLIENT_INFO]; cs++) |
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if (cs->index == client_index) |
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return cs; |
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return NULL; |
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} |
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// NetworkGetClientName is a server-safe function to get the name of the client |
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// if the user did not send it yet, Client #<no> is used. |
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void NetworkGetClientName(char *client_name, size_t size, ClientState *cs) |
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{ |
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NetworkClientInfo *ci = DEREF_CLIENT_INFO(cs); |
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if (ci->client_name[0] == '\0') |
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snprintf(client_name, size, "Client #%d", cs->index); |
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else |
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snprintf(client_name, size, "%s", ci->client_name); |
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} |
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// This puts a text-message to the console, or in the future, the chat-box, |
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// (to keep it all a bit more general) |
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void NetworkTextMessage(NetworkAction action, uint16 color, const char *name, const char *str, ...) |
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{ |
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char buf[1024]; |
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va_list va; |
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const int duration = 10; // Game days the messages stay visible |
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va_start(va, str); |
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vsprintf(buf, str, va); |
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va_end(va); |
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switch (action) { |
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case NETWORK_ACTION_JOIN_LEAVE: |
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IConsolePrintF(color, "*** %s %s", name, buf); |
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AddTextMessage(color, duration, "*** %s %s", name, buf); |
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break; |
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case NETWORK_ACTION_GIVE_MONEY: |
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IConsolePrintF(color, "*** %s %s", name, buf); |
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AddTextMessage(color, duration, "*** %s %s", name, buf); |
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break; |
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case NETWORK_ACTION_CHAT_PLAYER: |
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IConsolePrintF(color, "[Team] %s: %s", name, buf); |
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AddTextMessage(color, duration, "[Team] %s: %s", name, buf); |
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break; |
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case NETWORK_ACTION_CHAT_CLIENT: |
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IConsolePrintF(color, "[Private] %s: %s", name, buf); |
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AddTextMessage(color, duration, "[Private] %s: %s", name, buf); |
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89 |
break; |
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case NETWORK_ACTION_CHAT_TO_CLIENT: |
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IConsolePrintF(color, "[Private] To %s: %s", name, buf); |
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AddTextMessage(color, duration, "[Private] To %s: %s", name, buf); |
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93 |
break; |
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case NETWORK_ACTION_CHAT_TO_PLAYER: |
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IConsolePrintF(color, "[Team] To %s: %s", name, buf); |
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AddTextMessage(color, duration, "[Team] To %s: %s", name, buf); |
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97 |
break; |
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case NETWORK_ACTION_NAME_CHANGE: |
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IConsolePrintF(color, "*** %s changed his name to %s", name, buf); |
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AddTextMessage(color, duration, "*** %s changed his name to %s", name, buf); |
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101 |
break; |
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102 |
default: |
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IConsolePrintF(color, "[All] %s: %s", name, buf); |
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AddTextMessage(color, duration, "[All] %s: %s", name, buf); |
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105 |
break; |
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106 |
} |
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107 |
} |
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|
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// Calculate the frame-lag of a client |
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uint NetworkCalculateLag(const ClientState *cs) |
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{ |
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int lag = cs->last_frame_server - cs->last_frame; |
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// This client has missed his ACK packet after 1 DAY_TICKS.. |
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// so we increase his lag for every frame that passes! |
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// The packet can be out by a max of _net_frame_freq |
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if (cs->last_frame_server + DAY_TICKS + _network_frame_freq < _frame_counter) |
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lag += _frame_counter - (cs->last_frame_server + DAY_TICKS + _network_frame_freq); |
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|
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return lag; |
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120 |
} |
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// There was a non-recoverable error, drop back to the main menu with a nice |
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124 |
// error |
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125 |
void NetworkError(StringID error_string) |
193
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126 |
{ |
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127 |
_switch_mode = SM_MENU; |
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128 |
_switch_mode_errorstr = error_string; |
105 | 129 |
} |
130 |
||
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131 |
void ClientStartError(char *error) { |
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132 |
DEBUG(net, 0)("[NET] Client could not start network: %s",error); |
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133 |
NetworkError(STR_NETWORK_ERR_CLIENT_START); |
0 | 134 |
} |
135 |
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136 |
void ServerStartError(char *error) { |
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137 |
DEBUG(net, 0)("[NET] Server could not start network: %s",error); |
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138 |
NetworkError(STR_NETWORK_ERR_SERVER_START); |
208 | 139 |
} |
140 |
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141 |
void NetworkClientError(byte res, ClientState *cs) { |
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142 |
// First, send a CLIENT_ERROR to the server, so he knows we are |
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143 |
// disconnection (and why!) |
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144 |
NetworkErrorCode errorno; |
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145 |
|
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146 |
// We just want to close the connection.. |
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147 |
if (res == NETWORK_RECV_STATUS_CLOSE_QUERY) { |
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cs->quited = true; |
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149 |
CloseClient(cs); |
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150 |
_networking = false; |
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151 |
|
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152 |
DeleteWindowById(WC_NETWORK_STATUS_WINDOW, 0); |
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153 |
return; |
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154 |
} |
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155 |
|
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156 |
switch(res) { |
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157 |
case NETWORK_RECV_STATUS_DESYNC: errorno = NETWORK_ERROR_DESYNC; break; |
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158 |
case NETWORK_RECV_STATUS_SAVEGAME: errorno = NETWORK_ERROR_SAVEGAME_FAILED; break; |
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159 |
default: errorno = NETWORK_ERROR_GENERAL; |
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160 |
} |
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161 |
// This means we fucked up and the server closed the connection |
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162 |
if (res != NETWORK_RECV_STATUS_SERVER_ERROR && res != NETWORK_RECV_STATUS_SERVER_FULL) { |
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163 |
SEND_COMMAND(PACKET_CLIENT_ERROR)(errorno); |
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164 |
|
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165 |
// Dequeue all commands before closing the socket |
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166 |
NetworkSend_Packets(DEREF_CLIENT(0)); |
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167 |
} |
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168 |
|
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169 |
_switch_mode = SM_MENU; |
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170 |
CloseClient(cs); |
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171 |
_networking = false; |
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172 |
} |
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173 |
|
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174 |
// Find all IP-aliases for this host |
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175 |
void NetworkFindIPs(void) |
0 | 176 |
{ |
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177 |
int i, last; |
0 | 178 |
|
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179 |
#if defined(BEOS_NET_SERVER) /* doesn't have neither getifaddrs or net/if.h */ |
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180 |
/* Based on Andrew Bachmann's netstat+.c. Big thanks to him! */ |
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181 |
int _netstat(int fd, char **output, int verbose); |
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182 |
|
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183 |
int seek_past_header(char **pos, const char *header) { |
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184 |
char *new_pos = strstr(*pos, header); |
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185 |
if (new_pos == 0) { |
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186 |
return B_ERROR; |
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187 |
} |
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188 |
*pos += strlen(header) + new_pos - *pos + 1; |
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189 |
return B_OK; |
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190 |
} |
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191 |
|
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192 |
int output_length; |
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193 |
char *output_pointer = NULL; |
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194 |
char **output; |
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195 |
int sock = socket(AF_INET, SOCK_DGRAM, 0); |
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196 |
i = 0; |
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197 |
|
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198 |
// If something fails, make sure the list is empty |
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199 |
_network_ip_list[0] = 0; |
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200 |
|
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201 |
if (sock < 0) { |
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202 |
DEBUG(net, 0)("Error creating socket!"); |
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|
203 |
return; |
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204 |
} |
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205 |
|
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206 |
output_length = _netstat(sock, &output_pointer, 1); |
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207 |
if (output_length < 0) { |
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208 |
DEBUG(net, 0)("Error running _netstat!"); |
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|
209 |
return; |
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|
210 |
} |
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|
211 |
|
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212 |
output = &output_pointer; |
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213 |
if (seek_past_header(output, "IP Interfaces:") == B_OK) { |
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214 |
for (;;) { |
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215 |
uint32 n, fields, read; |
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216 |
uint8 i1, i2, i3, i4, j1, j2, j3, j4; |
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217 |
struct in_addr inaddr; |
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218 |
fields = sscanf(*output, "%u: %hhu.%hhu.%hhu.%hhu, netmask %hhu.%hhu.%hhu.%hhu%n", |
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219 |
&n, &i1,&i2,&i3,&i4, &j1,&j2,&j3,&j4, &read); |
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220 |
read += 1; |
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|
221 |
if (fields != 9) { |
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|
222 |
break; |
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|
223 |
} |
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224 |
inaddr.s_addr = htonl((uint32)i1 << 24 | (uint32)i2 << 16 | (uint32)i3 << 8 | (uint32)i4); |
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225 |
if (inaddr.s_addr != 0) { |
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226 |
_network_ip_list[i] = inaddr.s_addr; |
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227 |
i++; |
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228 |
} |
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229 |
if (read < 0) { |
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|
230 |
break; |
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|
231 |
} |
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232 |
*output += read; |
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233 |
} |
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234 |
/* XXX - Using either one of these crashes openttd heavily? - wber */ |
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235 |
/*free(output_pointer);*/ |
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236 |
/*free(output);*/ |
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237 |
closesocket(sock); |
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238 |
} |
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239 |
#elif defined(HAVE_GETIFADDRS) |
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240 |
struct ifaddrs *ifap, *ifa; |
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241 |
|
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242 |
// If something fails, make sure the list is empty |
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243 |
_network_ip_list[0] = 0; |
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244 |
|
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245 |
if (getifaddrs(&ifap) != 0) |
0 | 246 |
return; |
247 |
||
543
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248 |
i = 0; |
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249 |
for (ifa = ifap; ifa != NULL; ifa = ifa->ifa_next) { |
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250 |
if (ifa->ifa_addr == NULL || ifa->ifa_addr->sa_family != AF_INET) |
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|
251 |
continue; |
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252 |
_network_ip_list[i] = ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr; |
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253 |
i++; |
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|
254 |
} |
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|
255 |
freeifaddrs(ifap); |
0 | 256 |
|
543
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257 |
#else /* not HAVE_GETIFADDRS */ |
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|
258 |
|
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259 |
unsigned long len = 0; |
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260 |
SOCKET sock; |
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|
261 |
IFREQ ifo[MAX_INTERFACES]; |
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|
262 |
|
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|
263 |
#ifndef WIN32 |
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264 |
struct ifconf if_conf; |
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265 |
#endif |
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|
266 |
|
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267 |
// If something fails, make sure the list is empty |
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268 |
_network_ip_list[0] = 0; |
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|
269 |
|
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270 |
if ((sock = socket(AF_INET, SOCK_DGRAM, 0)) < 0) { |
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271 |
return; |
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|
272 |
} |
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|
273 |
|
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|
274 |
#ifdef WIN32 |
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275 |
// On windows it is easy |
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276 |
memset(&ifo[0], 0, sizeof(ifo)); |
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|
277 |
if ((WSAIoctl(sock, SIO_GET_INTERFACE_LIST, NULL, 0, &ifo[0], sizeof(ifo), &len, NULL, NULL)) != 0) { |
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|
278 |
closesocket(sock); |
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|
279 |
return; |
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|
280 |
} |
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|
281 |
#else |
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282 |
// On linux a bit harder |
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|
283 |
if_conf.ifc_len = (sizeof (struct ifreq)) * MAX_INTERFACES; |
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|
284 |
if_conf.ifc_buf = (char *)&ifo[0]; |
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|
285 |
if ((ioctl(sock, SIOCGIFCONF, &if_conf)) == -1) { |
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|
286 |
closesocket(sock); |
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|
287 |
return; |
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|
288 |
} |
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|
289 |
len = if_conf.ifc_len; |
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|
290 |
#endif /* WIN32 */ |
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|
291 |
|
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|
292 |
// Now walk through all IPs and list them |
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|
293 |
for (i = 0; i < (int)(len / sizeof(IFREQ)); i++) { |
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|
294 |
// Request IP for this interface |
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|
295 |
#ifdef WIN32 |
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|
296 |
_network_ip_list[i] = *(&ifo[i].iiAddress.AddressIn.sin_addr.s_addr); |
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|
297 |
#else |
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|
298 |
if ((ioctl(sock, SIOCGIFADDR, &ifo[i])) != 0) { |
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|
299 |
closesocket(sock); |
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|
300 |
return; |
0 | 301 |
} |
302 |
||
543
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|
303 |
_network_ip_list[i] = ((struct sockaddr_in *)&ifo[i].ifr_addr)->sin_addr.s_addr; |
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|
304 |
#endif |
0 | 305 |
} |
306 |
||
543
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|
307 |
closesocket(sock); |
0 | 308 |
|
543
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|
309 |
#endif /* not HAVE_GETIFADDRS */ |
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|
310 |
|
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|
311 |
_network_ip_list[i] = 0; |
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|
312 |
last = i - 1; |
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|
313 |
|
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|
314 |
DEBUG(net, 3)("Detected IPs:"); |
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|
315 |
// Now display to the debug all the detected ips |
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|
316 |
i = 0; |
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|
317 |
while (_network_ip_list[i] != 0) { |
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|
318 |
// Also check for non-used ips (127.0.0.1) |
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|
319 |
if (_network_ip_list[i] == inet_addr("127.0.0.1")) { |
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|
320 |
// If there is an ip after thisone, put him in here |
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|
321 |
if (last > i) |
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|
322 |
_network_ip_list[i] = _network_ip_list[last]; |
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|
323 |
// Clear the last ip |
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|
324 |
_network_ip_list[last] = 0; |
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|
325 |
// And we have 1 ip less |
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|
326 |
last--; |
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|
327 |
continue; |
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diff
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|
328 |
} |
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|
329 |
|
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|
330 |
DEBUG(net, 3)(" %d) %s", i, inet_ntoa(*(struct in_addr *)&_network_ip_list[i]));//inet_ntoa(inaddr)); |
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|
331 |
i++; |
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diff
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|
332 |
} |
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diff
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|
333 |
} |
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diff
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|
334 |
|
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|
335 |
// Resolve a hostname to a inet_addr |
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|
336 |
unsigned long NetworkResolveHost(const char *hostname) |
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|
337 |
{ |
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|
338 |
in_addr_t ip; |
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|
339 |
|
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|
340 |
// First try: is it an ip address? |
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|
341 |
ip = inet_addr(hostname); |
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|
342 |
|
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|
343 |
// If not try to resolve the name |
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|
344 |
if (ip == INADDR_NONE) { |
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|
345 |
struct hostent *he = gethostbyname(hostname); |
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|
346 |
if (he == NULL) { |
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|
347 |
DEBUG(net, 0) ("[NET] Cannot resolve %s", hostname); |
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|
348 |
} else { |
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|
349 |
struct in_addr addr = *(struct in_addr *)he->h_addr_list[0]; |
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|
350 |
DEBUG(net, 1) ("[NET] Resolved %s to %s", hostname, inet_ntoa(addr)); |
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|
351 |
ip = addr.s_addr; |
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|
352 |
} |
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diff
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|
353 |
} |
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diff
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|
354 |
return ip; |
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|
355 |
} |
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|
356 |
|
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|
357 |
// Converts a string to ip/port/player |
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|
358 |
// Format: IP#player:port |
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|
359 |
// |
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|
360 |
// connection_string will be re-terminated to seperate out the hostname, and player and port will |
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|
361 |
// be set to the player and port strings given by the user, inside the memory area originally |
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|
362 |
// occupied by connection_string. |
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|
363 |
void ParseConnectionString(const byte **player, const byte **port, byte *connection_string) |
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|
364 |
{ |
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diff
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|
365 |
byte *p; |
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|
366 |
for (p = connection_string; *p != '\0'; p++) { |
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|
367 |
if (*p == '#') { |
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|
368 |
*player = p + 1; |
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|
369 |
*p = '\0'; |
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|
370 |
} else if (*p == ':') { |
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|
371 |
*port = p + 1; |
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|
372 |
*p = '\0'; |
0 | 373 |
} |
374 |
} |
|
375 |
} |
|
376 |
||
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|
377 |
// Creates a new client from a socket |
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|
378 |
// Used both by the server and the client |
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|
379 |
static ClientState *AllocClient(SOCKET s) |
0 | 380 |
{ |
543
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|
381 |
ClientState *cs; |
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|
382 |
NetworkClientInfo *ci; |
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|
383 |
byte client_no; |
0 | 384 |
|
543
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|
385 |
client_no = 0; |
0 | 386 |
|
543
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|
387 |
if (_network_server) { |
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|
388 |
// Can we handle a new client? |
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|
389 |
if (_network_clients_connected >= MAX_CLIENTS) |
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|
390 |
return NULL; |
0 | 391 |
|
543
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|
392 |
if (_network_game_info.clients_on >= _network_game_info.clients_max) |
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|
393 |
return NULL; |
206 | 394 |
|
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|
395 |
// Register the login |
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|
396 |
client_no = _network_clients_connected++; |
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|
397 |
} |
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|
398 |
|
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|
399 |
cs = &_clients[client_no]; |
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|
400 |
memset(cs, 0, sizeof(*cs)); |
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|
401 |
cs->socket = s; |
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|
402 |
cs->last_frame = 0; |
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|
403 |
cs->quited = false; |
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|
404 |
|
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|
405 |
if (_network_server) { |
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|
406 |
ci = &_network_client_info[client_no]; |
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|
407 |
memset(ci, 0, sizeof(*ci)); |
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|
408 |
|
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|
409 |
cs->index = _network_client_index++; |
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|
410 |
ci->client_index = cs->index; |
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|
411 |
ci->join_date = _date; |
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|
412 |
|
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|
413 |
InvalidateWindow(WC_CLIENT_LIST, 0); |
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|
414 |
} |
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|
415 |
|
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|
416 |
return cs; |
206 | 417 |
} |
418 |
||
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|
419 |
// Close a connection |
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|
420 |
void CloseClient(ClientState *cs) |
0 | 421 |
{ |
543
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|
422 |
NetworkClientInfo *ci; |
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|
423 |
// Socket is already dead |
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|
424 |
if (cs->socket == INVALID_SOCKET) return; |
260
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|
425 |
|
543
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|
426 |
DEBUG(net, 1) ("[NET] Closed client connection"); |
0 | 427 |
|
543
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|
428 |
if (!cs->quited && _network_server && cs->status > STATUS_INACTIVE) { |
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|
429 |
// We did not receive a leave message from this client... |
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|
430 |
NetworkErrorCode errorno = NETWORK_ERROR_CONNECTION_LOST; |
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|
431 |
char str1[100], str2[100]; |
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|
432 |
char client_name[NETWORK_NAME_LENGTH]; |
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|
433 |
ClientState *new_cs; |
0 | 434 |
|
543
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|
435 |
NetworkGetClientName(client_name, sizeof(client_name), cs); |
0 | 436 |
|
543
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|
437 |
GetString(str1, STR_NETWORK_ERR_LEFT); |
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|
438 |
GetString(str2, STR_NETWORK_ERR_CLIENT_GENERAL + errorno); |
0 | 439 |
|
543
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|
440 |
NetworkTextMessage(NETWORK_ACTION_JOIN_LEAVE, 1, client_name, "%s (%s)", str1, str2); |
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|
441 |
|
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|
442 |
// Inform other clients of this... strange leaving ;) |
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|
443 |
FOR_ALL_CLIENTS(new_cs) { |
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|
444 |
if (new_cs->status > STATUS_AUTH && cs != new_cs) { |
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|
445 |
SEND_COMMAND(PACKET_SERVER_ERROR_QUIT)(new_cs, cs->index, errorno); |
0 | 446 |
} |
447 |
} |
|
448 |
} |
|
449 |
||
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|
450 |
closesocket(cs->socket); |
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|
451 |
cs->writable = false; |
185
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|
452 |
|
543
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|
453 |
// Free all pending and partially received packets |
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|
454 |
while (cs->packet_queue != NULL) { |
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|
455 |
Packet *p = cs->packet_queue->next; |
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|
456 |
free(cs->packet_queue); |
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|
457 |
cs->packet_queue = p; |
0 | 458 |
} |
543
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|
459 |
free(cs->packet_recv); |
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|
460 |
cs->packet_recv = NULL; |
0 | 461 |
|
543
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|
462 |
while (cs->command_queue != NULL) { |
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|
463 |
CommandPacket *p = cs->command_queue->next; |
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|
464 |
free(cs->command_queue); |
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|
465 |
cs->command_queue = p; |
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|
466 |
} |
0 | 467 |
|
543
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|
468 |
// Close the gap in the client-list |
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|
469 |
ci = DEREF_CLIENT_INFO(cs); |
0 | 470 |
|
543
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|
471 |
if (_network_server) { |
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|
472 |
// We just lost one client :( |
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|
473 |
if (cs->status > STATUS_INACTIVE) |
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|
474 |
_network_game_info.clients_on--; |
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|
475 |
_network_clients_connected--; |
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|
476 |
|
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|
477 |
while ((cs + 1) != DEREF_CLIENT(MAX_CLIENTS) && (cs + 1)->socket != INVALID_SOCKET) { |
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|
478 |
*cs = *(cs + 1); |
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|
479 |
*ci = *(ci + 1); |
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|
480 |
cs++; |
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|
481 |
ci++; |
0 | 482 |
} |
483 |
||
543
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|
484 |
InvalidateWindow(WC_CLIENT_LIST, 0); |
0 | 485 |
} |
486 |
||
543
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|
487 |
// Reset the status of the last socket |
0 | 488 |
cs->socket = INVALID_SOCKET; |
543
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|
489 |
cs->status = STATUS_INACTIVE; |
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|
490 |
cs->index = NETWORK_EMPTY_INDEX; |
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|
491 |
ci->client_index = NETWORK_EMPTY_INDEX; |
0 | 492 |
} |
493 |
||
543
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|
494 |
extern void ShowJoinStatusWindow(); |
0 | 495 |
|
543
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|
496 |
// A client wants to connect to a server |
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|
497 |
bool NetworkConnect(const char *hostname, int port) |
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|
498 |
{ |
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changeset
|
499 |
SOCKET s; |
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|
500 |
struct sockaddr_in sin; |
0 | 501 |
|
543
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|
502 |
DEBUG(net, 1) ("[NET] Connecting to %s %d", hostname, port); |
0 | 503 |
|
543
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|
504 |
s = socket(AF_INET, SOCK_STREAM, 0); |
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|
505 |
if (s == INVALID_SOCKET) { |
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|
506 |
ClientStartError("socket() failed"); |
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|
507 |
return false; |
0 | 508 |
} |
509 |
||
543
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|
510 |
{ // set nodelay /* XXX should this be done at all? */ |
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|
511 |
#if !defined(BEOS_NET_SERVER) // not implemented on BeOS net_server... |
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|
512 |
int b = 1; |
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|
513 |
// The (const char*) cast is needed for windows!! |
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|
514 |
if (setsockopt(s, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b)) != 0) |
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|
515 |
DEBUG(net, 1)("[NET] Setting TCP_NODELAY failed"); |
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diff
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|
516 |
#endif |
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diff
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|
517 |
} |
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|
518 |
|
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changeset
|
519 |
sin.sin_family = AF_INET; |
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changeset
|
520 |
sin.sin_addr.s_addr = NetworkResolveHost(hostname); |
e3b43338096b
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534
diff
changeset
|
521 |
sin.sin_port = htons(port); |
e3b43338096b
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534
diff
changeset
|
522 |
_network_last_host_ip = sin.sin_addr.s_addr; |
e3b43338096b
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534
diff
changeset
|
523 |
|
e3b43338096b
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534
diff
changeset
|
524 |
if (connect(s, (struct sockaddr*) &sin, sizeof(sin)) != 0) { |
e3b43338096b
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parents:
534
diff
changeset
|
525 |
// We failed to connect for which reason what so ever |
e3b43338096b
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534
diff
changeset
|
526 |
return false; |
e3b43338096b
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534
diff
changeset
|
527 |
} |
e3b43338096b
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534
diff
changeset
|
528 |
|
e3b43338096b
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parents:
534
diff
changeset
|
529 |
{ // set nonblocking mode for socket.. |
e3b43338096b
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534
diff
changeset
|
530 |
unsigned long blocking = 1; |
e3b43338096b
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parents:
534
diff
changeset
|
531 |
#if defined(__BEOS__) && defined(BEOS_NET_SERVER) |
e3b43338096b
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parents:
534
diff
changeset
|
532 |
byte nonblocking = 1; |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
533 |
if (setsockopt(s, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(blocking)) != 0) |
e3b43338096b
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parents:
534
diff
changeset
|
534 |
#else |
e3b43338096b
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parents:
534
diff
changeset
|
535 |
if (ioctlsocket(s, FIONBIO, &blocking) != 0) |
e3b43338096b
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parents:
534
diff
changeset
|
536 |
#endif |
e3b43338096b
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parents:
534
diff
changeset
|
537 |
DEBUG(net, 0)("[NET] Setting non-blocking failed"); /* XXX should this be an error? */ |
e3b43338096b
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parents:
534
diff
changeset
|
538 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
539 |
|
e3b43338096b
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parents:
534
diff
changeset
|
540 |
// in client mode, only the first client field is used. it's pointing to the server. |
e3b43338096b
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parents:
534
diff
changeset
|
541 |
AllocClient(s); |
e3b43338096b
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parents:
534
diff
changeset
|
542 |
|
e3b43338096b
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parents:
534
diff
changeset
|
543 |
ShowJoinStatusWindow(); |
e3b43338096b
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534
diff
changeset
|
544 |
|
e3b43338096b
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parents:
534
diff
changeset
|
545 |
memcpy(&network_tmp_patches, &_patches, sizeof(_patches)); |
0 | 546 |
|
547 |
return true; |
|
548 |
} |
|
549 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
550 |
// For the server, to accept new clients |
e3b43338096b
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534
diff
changeset
|
551 |
static void NetworkAcceptClients(void) |
0 | 552 |
{ |
553 |
struct sockaddr_in sin; |
|
554 |
SOCKET s; |
|
555 |
ClientState *cs; |
|
556 |
#ifndef __MORPHOS__ |
|
557 |
int sin_len; |
|
558 |
#else |
|
559 |
LONG sin_len; // for some reason we need a 'LONG' under MorphOS |
|
560 |
#endif |
|
561 |
||
543
e3b43338096b
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534
diff
changeset
|
562 |
// Should never ever happen.. is it possible?? |
0 | 563 |
assert(_listensocket != INVALID_SOCKET); |
564 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
565 |
for (;;) { |
0 | 566 |
sin_len = sizeof(sin); |
567 |
s = accept(_listensocket, (struct sockaddr*)&sin, &sin_len); |
|
568 |
if (s == INVALID_SOCKET) return; |
|
569 |
||
570 |
// set nonblocking mode for client socket |
|
543
e3b43338096b
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534
diff
changeset
|
571 |
#if defined(__BEOS__) && defined(BEOS_NET_SERVER) |
e3b43338096b
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534
diff
changeset
|
572 |
{ unsigned long blocking = 1; byte nonblocking = 1; setsockopt(s, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(blocking)); } |
e3b43338096b
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parents:
534
diff
changeset
|
573 |
#else |
0 | 574 |
{ unsigned long blocking = 1; ioctlsocket(s, FIONBIO, &blocking); } |
543
e3b43338096b
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parents:
534
diff
changeset
|
575 |
#endif |
0 | 576 |
|
543
e3b43338096b
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parents:
534
diff
changeset
|
577 |
DEBUG(net, 1) ("[NET] Client connected from %s on frame %d", inet_ntoa(sin.sin_addr), _frame_counter); |
0 | 578 |
|
579 |
// set nodelay |
|
543
e3b43338096b
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parents:
534
diff
changeset
|
580 |
#if !defined(BEOS_NET_SERVER) // not implemented on BeOS net_server... |
e3b43338096b
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parents:
534
diff
changeset
|
581 |
// The (const char*) cast is needed for windows!! |
0 | 582 |
{int b = 1; setsockopt(s, IPPROTO_TCP, TCP_NODELAY, (const char*)&b, sizeof(b));} |
543
e3b43338096b
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parents:
534
diff
changeset
|
583 |
#endif |
0 | 584 |
|
585 |
cs = AllocClient(s); |
|
586 |
if (cs == NULL) { |
|
587 |
// no more clients allowed? |
|
543
e3b43338096b
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parents:
534
diff
changeset
|
588 |
// Send to the client that we are full! |
e3b43338096b
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534
diff
changeset
|
589 |
Packet *p = NetworkSend_Init(PACKET_SERVER_FULL); |
e3b43338096b
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parents:
534
diff
changeset
|
590 |
|
e3b43338096b
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534
diff
changeset
|
591 |
p->buffer[0] = p->size & 0xFF; |
e3b43338096b
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parents:
534
diff
changeset
|
592 |
p->buffer[1] = p->size >> 8; |
e3b43338096b
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parents:
534
diff
changeset
|
593 |
|
e3b43338096b
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parents:
534
diff
changeset
|
594 |
send(s, p->buffer, p->size, 0); |
0 | 595 |
closesocket(s); |
543
e3b43338096b
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parents:
534
diff
changeset
|
596 |
|
e3b43338096b
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parents:
534
diff
changeset
|
597 |
free(p); |
e3b43338096b
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parents:
534
diff
changeset
|
598 |
|
0 | 599 |
continue; |
600 |
} |
|
601 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
602 |
// a new client has connected. We set him at inactive for now |
e3b43338096b
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534
diff
changeset
|
603 |
// maybe he is only requesting server-info. Till he has sent a PACKET_CLIENT_MAP_OK |
e3b43338096b
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parents:
534
diff
changeset
|
604 |
// the client stays inactive |
e3b43338096b
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parents:
534
diff
changeset
|
605 |
cs->status = STATUS_INACTIVE; |
e3b43338096b
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parents:
534
diff
changeset
|
606 |
|
e3b43338096b
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parents:
534
diff
changeset
|
607 |
{ |
e3b43338096b
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parents:
534
diff
changeset
|
608 |
// Save the IP of the client |
e3b43338096b
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parents:
534
diff
changeset
|
609 |
NetworkClientInfo *ci; |
e3b43338096b
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parents:
534
diff
changeset
|
610 |
ci = DEREF_CLIENT_INFO(cs); |
e3b43338096b
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parents:
534
diff
changeset
|
611 |
ci->client_ip = sin.sin_addr.s_addr; |
0 | 612 |
} |
613 |
} |
|
614 |
} |
|
615 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
616 |
// Set up the listen socket for the server |
e3b43338096b
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parents:
534
diff
changeset
|
617 |
bool NetworkListen(void) |
211 | 618 |
{ |
105 | 619 |
SOCKET ls; |
620 |
struct sockaddr_in sin; |
|
621 |
int port; |
|
622 |
||
623 |
port = _network_server_port; |
|
624 |
||
543
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
625 |
DEBUG(net, 1) ("[NET] Listening on port %d", port); |
105 | 626 |
|
627 |
ls = socket(AF_INET, SOCK_STREAM, 0); |
|
543
e3b43338096b
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parents:
534
diff
changeset
|
628 |
if (ls == INVALID_SOCKET) { |
e3b43338096b
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parents:
534
diff
changeset
|
629 |
ServerStartError("socket() on listen socket failed"); |
e3b43338096b
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parents:
534
diff
changeset
|
630 |
return false; |
105 | 631 |
} |
632 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
633 |
{ // reuse the socket |
e3b43338096b
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534
diff
changeset
|
634 |
int reuse = 1; |
e3b43338096b
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parents:
534
diff
changeset
|
635 |
// The (const char*) cast is needed for windows!! |
e3b43338096b
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parents:
534
diff
changeset
|
636 |
if (setsockopt(ls, SOL_SOCKET, SO_REUSEADDR, (const char*)&reuse, sizeof(reuse)) == -1) { |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
637 |
ServerStartError("setsockopt() on listen socket failed"); |
e3b43338096b
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parents:
534
diff
changeset
|
638 |
return false; |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
639 |
} |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
640 |
} |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
641 |
|
e3b43338096b
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parents:
534
diff
changeset
|
642 |
{ // set nonblocking mode for socket |
e3b43338096b
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parents:
534
diff
changeset
|
643 |
unsigned long blocking = 1; |
e3b43338096b
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parents:
534
diff
changeset
|
644 |
#if defined(__BEOS__) && defined(BEOS_NET_SERVER) |
e3b43338096b
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parents:
534
diff
changeset
|
645 |
byte nonblocking = 1; |
e3b43338096b
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parents:
534
diff
changeset
|
646 |
if (setsockopt(ls, SOL_SOCKET, SO_NONBLOCK, &nonblocking, sizeof(blocking)) != 0) |
e3b43338096b
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parents:
534
diff
changeset
|
647 |
#else |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
648 |
if (ioctlsocket(ls, FIONBIO, &blocking) != 0) |
e3b43338096b
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parents:
534
diff
changeset
|
649 |
#endif |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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534
diff
changeset
|
650 |
DEBUG(net, 0)("[NET] Setting non-blocking failed"); /* XXX should this be an error? */ |
e3b43338096b
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parents:
534
diff
changeset
|
651 |
} |
105 | 652 |
|
653 |
sin.sin_family = AF_INET; |
|
654 |
sin.sin_addr.s_addr = 0; |
|
655 |
sin.sin_port = htons(port); |
|
656 |
||
543
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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534
diff
changeset
|
657 |
if (bind(ls, (struct sockaddr*)&sin, sizeof(sin)) != 0) { |
e3b43338096b
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parents:
534
diff
changeset
|
658 |
ServerStartError("bind() failed"); |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
659 |
return false; |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
660 |
} |
105 | 661 |
|
543
e3b43338096b
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parents:
534
diff
changeset
|
662 |
if (listen(ls, 1) != 0) { |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
663 |
ServerStartError("listen() failed"); |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
664 |
return false; |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
665 |
} |
105 | 666 |
|
667 |
_listensocket = ls; |
|
543
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
668 |
|
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
669 |
return true; |
105 | 670 |
} |
671 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
672 |
// Close all current connections |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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534
diff
changeset
|
673 |
void NetworkClose(void) |
e3b43338096b
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534
diff
changeset
|
674 |
{ |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
675 |
ClientState *cs; |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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534
diff
changeset
|
676 |
|
e3b43338096b
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534
diff
changeset
|
677 |
FOR_ALL_CLIENTS(cs) { |
e3b43338096b
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parents:
534
diff
changeset
|
678 |
if (!_network_server) { |
e3b43338096b
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parents:
534
diff
changeset
|
679 |
SEND_COMMAND(PACKET_CLIENT_QUIT)("leaving"); |
e3b43338096b
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parents:
534
diff
changeset
|
680 |
NetworkSend_Packets(cs); |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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534
diff
changeset
|
681 |
} |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
682 |
CloseClient(cs); |
e3b43338096b
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parents:
534
diff
changeset
|
683 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
684 |
|
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|
685 |
if (_network_server) { |
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diff
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|
686 |
// We are a server, also close the listensocket |
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diff
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|
687 |
closesocket(_listensocket); |
e3b43338096b
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diff
changeset
|
688 |
_listensocket = INVALID_SOCKET; |
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diff
changeset
|
689 |
DEBUG(net, 1) ("[NET] Closed listener"); |
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diff
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|
690 |
NetworkUDPClose(); |
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diff
changeset
|
691 |
} |
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diff
changeset
|
692 |
} |
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diff
changeset
|
693 |
|
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diff
changeset
|
694 |
// Inits the network (cleans sockets and stuff) |
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changeset
|
695 |
void NetworkInitialize(void) |
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diff
changeset
|
696 |
{ |
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diff
changeset
|
697 |
ClientState *cs; |
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diff
changeset
|
698 |
|
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diff
changeset
|
699 |
_local_command_queue = NULL; |
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diff
changeset
|
700 |
|
e3b43338096b
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diff
changeset
|
701 |
// Clean all client-sockets |
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diff
changeset
|
702 |
for (cs = _clients; cs != &_clients[MAX_CLIENTS]; cs++) { |
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diff
changeset
|
703 |
cs->socket = INVALID_SOCKET; |
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diff
changeset
|
704 |
cs->status = STATUS_INACTIVE; |
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diff
changeset
|
705 |
cs->command_queue = NULL; |
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diff
changeset
|
706 |
} |
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diff
changeset
|
707 |
|
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diff
changeset
|
708 |
// Clean the client_info memory |
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diff
changeset
|
709 |
memset(_network_client_info, 0, sizeof(_network_client_info)); |
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diff
changeset
|
710 |
memset(_network_player_info, 0, sizeof(_network_player_info)); |
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diff
changeset
|
711 |
|
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diff
changeset
|
712 |
_sync_frame = 0; |
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diff
changeset
|
713 |
_network_first_time = true; |
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diff
changeset
|
714 |
|
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diff
changeset
|
715 |
_network_reconnect = 0; |
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diff
changeset
|
716 |
|
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diff
changeset
|
717 |
InitPlayerRandoms(); |
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diff
changeset
|
718 |
|
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diff
changeset
|
719 |
NetworkUDPInitialize(); |
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diff
changeset
|
720 |
} |
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diff
changeset
|
721 |
|
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diff
changeset
|
722 |
// Query a server to fetch his game-info |
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diff
changeset
|
723 |
// If game_info is true, only the gameinfo is fetched, |
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diff
changeset
|
724 |
// else only the client_info is fetched |
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diff
changeset
|
725 |
void NetworkQueryServer(const byte* host, unsigned short port, bool game_info) |
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diff
changeset
|
726 |
{ |
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534
diff
changeset
|
727 |
if (!_network_available) return; |
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diff
changeset
|
728 |
|
e3b43338096b
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534
diff
changeset
|
729 |
NetworkDisconnect(); |
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parents:
534
diff
changeset
|
730 |
|
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534
diff
changeset
|
731 |
if (game_info) { |
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diff
changeset
|
732 |
NetworkUDPQueryServer(host, port); |
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534
diff
changeset
|
733 |
return; |
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parents:
534
diff
changeset
|
734 |
} |
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534
diff
changeset
|
735 |
|
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diff
changeset
|
736 |
NetworkInitialize(); |
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diff
changeset
|
737 |
|
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534
diff
changeset
|
738 |
_network_server = false; |
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534
diff
changeset
|
739 |
|
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534
diff
changeset
|
740 |
// Try to connect |
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534
diff
changeset
|
741 |
_networking = NetworkConnect(host, port); |
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parents:
534
diff
changeset
|
742 |
|
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534
diff
changeset
|
743 |
// ttd_strlcpy(_network_last_host, host, sizeof(_network_last_host)); |
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diff
changeset
|
744 |
// _network_last_port = port; |
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534
diff
changeset
|
745 |
|
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parents:
534
diff
changeset
|
746 |
// We are connected |
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parents:
534
diff
changeset
|
747 |
if (_networking) { |
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534
diff
changeset
|
748 |
SEND_COMMAND(PACKET_CLIENT_COMPANY_INFO)(); |
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parents:
534
diff
changeset
|
749 |
return; |
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parents:
534
diff
changeset
|
750 |
} |
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parents:
534
diff
changeset
|
751 |
|
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parents:
534
diff
changeset
|
752 |
// No networking, close everything down again |
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parents:
534
diff
changeset
|
753 |
NetworkDisconnect(); |
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parents:
534
diff
changeset
|
754 |
} |
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parents:
534
diff
changeset
|
755 |
|
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parents:
534
diff
changeset
|
756 |
// Used by clients, to connect to a server |
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534
diff
changeset
|
757 |
bool NetworkClientConnectGame(const byte* host, unsigned short port) |
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534
diff
changeset
|
758 |
{ |
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parents:
534
diff
changeset
|
759 |
if (!_network_available) return false; |
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534
diff
changeset
|
760 |
|
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parents:
534
diff
changeset
|
761 |
if (port == 0) return false; |
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parents:
534
diff
changeset
|
762 |
|
e3b43338096b
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parents:
534
diff
changeset
|
763 |
ttd_strlcpy(_network_last_host, host, sizeof(_network_last_host)); |
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parents:
534
diff
changeset
|
764 |
_network_last_port = port; |
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534
diff
changeset
|
765 |
|
e3b43338096b
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parents:
534
diff
changeset
|
766 |
NetworkDisconnect(); |
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diff
changeset
|
767 |
NetworkUDPClose(); |
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parents:
534
diff
changeset
|
768 |
NetworkInitialize(); |
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(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
769 |
|
e3b43338096b
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parents:
534
diff
changeset
|
770 |
// Try to connect |
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parents:
534
diff
changeset
|
771 |
_networking = NetworkConnect(host, port); |
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parents:
534
diff
changeset
|
772 |
|
e3b43338096b
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parents:
534
diff
changeset
|
773 |
// We are connected |
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parents:
534
diff
changeset
|
774 |
if (_networking) { |
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534
diff
changeset
|
775 |
IConsoleCmdExec("exec scripts/on_client.scr 0"); |
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parents:
534
diff
changeset
|
776 |
NetworkClient_Connected(); |
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parents:
534
diff
changeset
|
777 |
} else { |
e3b43338096b
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parents:
534
diff
changeset
|
778 |
// Connecting failed |
e3b43338096b
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parents:
534
diff
changeset
|
779 |
NetworkError(STR_NETWORK_ERR_NOCONNECTION); |
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parents:
534
diff
changeset
|
780 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
781 |
|
e3b43338096b
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parents:
534
diff
changeset
|
782 |
return _networking; |
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parents:
534
diff
changeset
|
783 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
784 |
|
e3b43338096b
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parents:
534
diff
changeset
|
785 |
void NetworkInitGameInfo(void) |
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534
diff
changeset
|
786 |
{ |
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534
diff
changeset
|
787 |
#if defined(WITH_REV) |
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534
diff
changeset
|
788 |
extern char _openttd_revision[]; |
e3b43338096b
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534
diff
changeset
|
789 |
#else |
e3b43338096b
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parents:
534
diff
changeset
|
790 |
const char _openttd_revision[] = "norev000"; |
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534
diff
changeset
|
791 |
#endif |
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parents:
534
diff
changeset
|
792 |
NetworkClientInfo *ci; |
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parents:
534
diff
changeset
|
793 |
|
e3b43338096b
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parents:
534
diff
changeset
|
794 |
ttd_strlcpy(_network_game_info.server_name, _network_server_name, sizeof(_network_game_info.server_name)); |
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parents:
534
diff
changeset
|
795 |
if (_network_game_info.server_name[0] == '\0') |
e3b43338096b
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parents:
534
diff
changeset
|
796 |
snprintf(_network_game_info.server_name, sizeof(_network_game_info.server_name), "Unnamed Server"); |
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(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
797 |
|
e3b43338096b
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parents:
534
diff
changeset
|
798 |
// The server is a client too ;) |
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parents:
534
diff
changeset
|
799 |
if (_network_dedicated) { |
e3b43338096b
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parents:
534
diff
changeset
|
800 |
_network_game_info.clients_on = 0; |
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parents:
534
diff
changeset
|
801 |
_network_game_info.dedicated = true; |
e3b43338096b
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parents:
534
diff
changeset
|
802 |
} else { |
e3b43338096b
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parents:
534
diff
changeset
|
803 |
_network_game_info.clients_on = 1; |
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parents:
534
diff
changeset
|
804 |
_network_game_info.dedicated = false; |
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parents:
534
diff
changeset
|
805 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
806 |
strncpy(_network_game_info.server_revision, _openttd_revision, sizeof(_network_game_info.server_revision)); |
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diff
changeset
|
807 |
_network_game_info.spectators_on = 0; |
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diff
changeset
|
808 |
_network_game_info.game_date = _date; |
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diff
changeset
|
809 |
_network_game_info.start_date = ConvertIntDate(_patches.starting_date); |
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534
diff
changeset
|
810 |
_network_game_info.map_width = TILES_X; |
e3b43338096b
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534
diff
changeset
|
811 |
_network_game_info.map_height = TILES_Y; |
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diff
changeset
|
812 |
_network_game_info.map_set = _opt.landscape; |
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diff
changeset
|
813 |
|
e3b43338096b
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534
diff
changeset
|
814 |
if (_network_game_info.server_password[0] == '\0') { |
e3b43338096b
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diff
changeset
|
815 |
_network_game_info.use_password = 0; |
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diff
changeset
|
816 |
} else { |
e3b43338096b
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diff
changeset
|
817 |
_network_game_info.use_password = 1; |
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diff
changeset
|
818 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
819 |
|
e3b43338096b
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534
diff
changeset
|
820 |
// We use _network_client_info[MAX_CLIENT_INFO - 1] to store the server-data in it |
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diff
changeset
|
821 |
// The index is NETWORK_SERVER_INDEX ( = 1) |
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diff
changeset
|
822 |
ci = &_network_client_info[MAX_CLIENT_INFO - 1]; |
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diff
changeset
|
823 |
memset(ci, 0, sizeof(*ci)); |
e3b43338096b
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diff
changeset
|
824 |
|
e3b43338096b
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diff
changeset
|
825 |
ci->client_index = NETWORK_SERVER_INDEX; |
e3b43338096b
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diff
changeset
|
826 |
if (_network_dedicated) |
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diff
changeset
|
827 |
ci->client_playas = OWNER_SPECTATOR; |
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diff
changeset
|
828 |
else |
e3b43338096b
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diff
changeset
|
829 |
ci->client_playas = _local_player + 1; |
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diff
changeset
|
830 |
strncpy(ci->client_name, _network_player_name, sizeof(ci->client_name)); |
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diff
changeset
|
831 |
} |
e3b43338096b
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diff
changeset
|
832 |
|
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diff
changeset
|
833 |
bool NetworkServerStart(void) |
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diff
changeset
|
834 |
{ |
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diff
changeset
|
835 |
if (!_network_available) return false; |
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diff
changeset
|
836 |
|
e3b43338096b
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diff
changeset
|
837 |
NetworkInitialize(); |
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diff
changeset
|
838 |
if (!NetworkListen()) |
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diff
changeset
|
839 |
return false; |
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534
diff
changeset
|
840 |
|
e3b43338096b
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diff
changeset
|
841 |
// Try to start UDP-server |
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diff
changeset
|
842 |
_network_udp_server = true; |
e3b43338096b
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diff
changeset
|
843 |
_network_udp_server = NetworkUDPListen(0, _network_server_port); |
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diff
changeset
|
844 |
|
e3b43338096b
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parents:
534
diff
changeset
|
845 |
_network_server = true; |
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diff
changeset
|
846 |
_networking = true; |
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diff
changeset
|
847 |
_frame_counter = 0; |
e3b43338096b
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parents:
534
diff
changeset
|
848 |
_frame_counter_server = 0; |
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parents:
534
diff
changeset
|
849 |
_frame_counter_max = 0; |
e3b43338096b
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534
diff
changeset
|
850 |
_network_own_client_index = NETWORK_SERVER_INDEX; |
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parents:
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diff
changeset
|
851 |
|
e3b43338096b
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parents:
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diff
changeset
|
852 |
_network_clients_connected = 0; |
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parents:
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diff
changeset
|
853 |
|
e3b43338096b
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parents:
534
diff
changeset
|
854 |
NetworkInitGameInfo(); |
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534
diff
changeset
|
855 |
|
e3b43338096b
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parents:
534
diff
changeset
|
856 |
// execute server initialization script |
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diff
changeset
|
857 |
IConsoleCmdExec("exec scripts/on_server.scr 0"); |
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diff
changeset
|
858 |
// if the server is dedicated ... add some other script |
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diff
changeset
|
859 |
if (_network_dedicated) IConsoleCmdExec("exec scripts/on_dedicated.scr 0"); |
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parents:
534
diff
changeset
|
860 |
return true; |
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parents:
534
diff
changeset
|
861 |
} |
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534
diff
changeset
|
862 |
|
e3b43338096b
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diff
changeset
|
863 |
// The server is rebooting... |
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534
diff
changeset
|
864 |
// The only difference with NetworkDisconnect, is the packets that is sent |
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diff
changeset
|
865 |
void NetworkReboot(void) |
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534
diff
changeset
|
866 |
{ |
e3b43338096b
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parents:
534
diff
changeset
|
867 |
if (_network_server) { |
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parents:
534
diff
changeset
|
868 |
ClientState *cs; |
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diff
changeset
|
869 |
FOR_ALL_CLIENTS(cs) { |
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diff
changeset
|
870 |
SEND_COMMAND(PACKET_SERVER_NEWGAME)(cs); |
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diff
changeset
|
871 |
NetworkSend_Packets(cs); |
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diff
changeset
|
872 |
} |
e3b43338096b
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534
diff
changeset
|
873 |
} |
e3b43338096b
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534
diff
changeset
|
874 |
|
e3b43338096b
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534
diff
changeset
|
875 |
NetworkClose(); |
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534
diff
changeset
|
876 |
|
e3b43338096b
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diff
changeset
|
877 |
// Free all queued commands |
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diff
changeset
|
878 |
while (_local_command_queue != NULL) { |
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diff
changeset
|
879 |
CommandPacket *p = _local_command_queue; |
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534
diff
changeset
|
880 |
_local_command_queue = _local_command_queue->next; |
e3b43338096b
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534
diff
changeset
|
881 |
free(p); |
e3b43338096b
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parents:
534
diff
changeset
|
882 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
883 |
|
e3b43338096b
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parents:
534
diff
changeset
|
884 |
_networking = false; |
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parents:
534
diff
changeset
|
885 |
_network_server = false; |
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parents:
534
diff
changeset
|
886 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
887 |
|
e3b43338096b
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parents:
534
diff
changeset
|
888 |
// We want to disconnect from the host/clients |
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534
diff
changeset
|
889 |
void NetworkDisconnect(void) |
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parents:
534
diff
changeset
|
890 |
{ |
e3b43338096b
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parents:
534
diff
changeset
|
891 |
if (_network_server) { |
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parents:
534
diff
changeset
|
892 |
ClientState *cs; |
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diff
changeset
|
893 |
FOR_ALL_CLIENTS(cs) { |
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diff
changeset
|
894 |
SEND_COMMAND(PACKET_SERVER_SHUTDOWN)(cs); |
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parents:
534
diff
changeset
|
895 |
NetworkSend_Packets(cs); |
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parents:
534
diff
changeset
|
896 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
897 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
898 |
|
e3b43338096b
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parents:
534
diff
changeset
|
899 |
NetworkClose(); |
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parents:
534
diff
changeset
|
900 |
|
e3b43338096b
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parents:
534
diff
changeset
|
901 |
// Free all queued commands |
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534
diff
changeset
|
902 |
while (_local_command_queue != NULL) { |
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parents:
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diff
changeset
|
903 |
CommandPacket *p = _local_command_queue; |
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parents:
534
diff
changeset
|
904 |
_local_command_queue = _local_command_queue->next; |
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parents:
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diff
changeset
|
905 |
free(p); |
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parents:
534
diff
changeset
|
906 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
907 |
|
e3b43338096b
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parents:
534
diff
changeset
|
908 |
if (_networking && !_network_server) { |
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parents:
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diff
changeset
|
909 |
memcpy(&_patches, &network_tmp_patches, sizeof(_patches)); |
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parents:
534
diff
changeset
|
910 |
} |
e3b43338096b
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parents:
534
diff
changeset
|
911 |
|
e3b43338096b
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parents:
534
diff
changeset
|
912 |
_networking = false; |
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parents:
534
diff
changeset
|
913 |
_network_server = false; |
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parents:
534
diff
changeset
|
914 |
} |
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
915 |
|
e3b43338096b
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parents:
534
diff
changeset
|
916 |
// Receives something from the network |
e3b43338096b
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534
diff
changeset
|
917 |
bool NetworkReceive(void) |
0 | 918 |
{ |
919 |
ClientState *cs; |
|
920 |
int n; |
|
921 |
fd_set read_fd, write_fd; |
|
922 |
struct timeval tv; |
|
193
0a7025304867
(svn r194) -Codechange: stripping trailing-spaces. Please keep this that way!
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parents:
188
diff
changeset
|
923 |
|
0 | 924 |
FD_ZERO(&read_fd); |
925 |
FD_ZERO(&write_fd); |
|
926 |
||
543
e3b43338096b
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parents:
534
diff
changeset
|
927 |
FOR_ALL_CLIENTS(cs) { |
0 | 928 |
FD_SET(cs->socket, &read_fd); |
929 |
FD_SET(cs->socket, &write_fd); |
|
930 |
} |
|
931 |
||
932 |
// take care of listener port |
|
543
e3b43338096b
(svn r942) -Merged branch/network back into the trunk
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parents:
534
diff
changeset
|
933 |
if (_network_server) { |
0 | 934 |
FD_SET(_listensocket, &read_fd); |
935 |
} |
|
936 |
||
937 |
tv.tv_sec = tv.tv_usec = 0; // don't block at all. |
|
938 |
#if !defined(__MORPHOS__) && !defined(__AMIGA__) |
|
939 |
n = select(FD_SETSIZE, &read_fd, &write_fd, NULL, &tv); |
|
940 |
#else |
|
941 |
n = WaitSelect(FD_SETSIZE, &read_fd, &write_fd, NULL, &tv, NULL); |
|
942 |
#endif |
|
543
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changeset
|
943 |
if (n == -1 && !_network_server) NetworkError(STR_NETWORK_ERR_LOSTCONNECTION); |
0 | 944 |
|
945 |
// accept clients.. |
|
543
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|
946 |
if (_network_server && FD_ISSET(_listensocket, &read_fd)) |
0 | 947 |
NetworkAcceptClients(); |
948 |
||
949 |
// read stuff from clients |
|
543
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|
950 |
FOR_ALL_CLIENTS(cs) { |
0 | 951 |
cs->writable = !!FD_ISSET(cs->socket, &write_fd); |
952 |
if (FD_ISSET(cs->socket, &read_fd)) { |
|
543
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|
953 |
if (_network_server) |
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|
954 |
NetworkServer_ReadPackets(cs); |
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diff
changeset
|
955 |
else { |
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diff
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|
956 |
byte res; |
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|
957 |
// The client already was quiting! |
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|
958 |
if (cs->quited) return false; |
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|
959 |
if ((res = NetworkClient_ReadPackets(cs)) != NETWORK_RECV_STATUS_OKAY) { |
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|
960 |
// The client made an error of which we can not recover |
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|
961 |
// close the client and drop back to main menu |
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changeset
|
962 |
|
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|
963 |
NetworkClientError(res, cs); |
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|
964 |
return false; |
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changeset
|
965 |
} |
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|
966 |
} |
0 | 967 |
} |
968 |
} |
|
543
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|
969 |
return true; |
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changeset
|
970 |
} |
0 | 971 |
|
543
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|
972 |
// This sends all buffered commands (if possible) |
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|
973 |
static void NetworkSend(void) |
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|
974 |
{ |
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|
975 |
ClientState *cs; |
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|
976 |
FOR_ALL_CLIENTS(cs) { |
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changeset
|
977 |
if (cs->writable) { |
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|
978 |
NetworkSend_Packets(cs); |
0 | 979 |
|
543
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changeset
|
980 |
if (cs->status == STATUS_MAP) { |
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|
981 |
// This client is in the middle of a map-send, call the function for that |
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|
982 |
SEND_COMMAND(PACKET_SERVER_MAP)(cs); |
0 | 983 |
} |
984 |
} |
|
985 |
} |
|
986 |
} |
|
987 |
||
543
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|
988 |
// Handle the local-command-queue |
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|
989 |
void NetworkHandleLocalQueue(void) |
0 | 990 |
{ |
543
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changeset
|
991 |
if (_local_command_queue != NULL) { |
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|
992 |
CommandPacket *cp; |
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|
993 |
CommandPacket *cp_prev; |
0 | 994 |
|
543
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|
995 |
cp = _local_command_queue; |
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|
996 |
cp_prev = NULL; |
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changeset
|
997 |
|
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changeset
|
998 |
while (cp != NULL) { |
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|
999 |
if (_frame_counter > cp->frame) { |
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|
1000 |
// We can execute this command |
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|
1001 |
NetworkExecuteCommand(cp); |
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diff
changeset
|
1002 |
|
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changeset
|
1003 |
if (cp_prev != NULL) { |
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changeset
|
1004 |
cp_prev->next = cp->next; |
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diff
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|
1005 |
free(cp); |
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diff
changeset
|
1006 |
cp = cp_prev->next; |
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diff
changeset
|
1007 |
} else { |
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diff
changeset
|
1008 |
// This means we are at our first packet |
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changeset
|
1009 |
_local_command_queue = cp->next; |
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changeset
|
1010 |
free(cp); |
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|
1011 |
cp = _local_command_queue; |
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diff
changeset
|
1012 |
} |
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diff
changeset
|
1013 |
|
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changeset
|
1014 |
} else { |
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diff
changeset
|
1015 |
// Command is in the future, skip to next |
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diff
changeset
|
1016 |
// (commands don't have to be in order in the queue!!) |
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diff
changeset
|
1017 |
cp_prev = cp; |
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changeset
|
1018 |
cp = cp->next; |
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changeset
|
1019 |
} |
0 | 1020 |
} |
1021 |
} |
|
1022 |
} |
|
1023 |
||
1024 |
||
543
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|
1025 |
extern void StateGameLoop(); |
105 | 1026 |
|
543
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|
1027 |
bool NetworkDoClientLoop(void) |
0 | 1028 |
{ |
543
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|
1029 |
_frame_counter++; |
0 | 1030 |
|
543
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changeset
|
1031 |
NetworkHandleLocalQueue(); |
211 | 1032 |
|
543
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changeset
|
1033 |
StateGameLoop(); |
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|
1034 |
|
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changeset
|
1035 |
// Check if we are in sync! |
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changeset
|
1036 |
if (_sync_frame != 0) { |
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changeset
|
1037 |
if (_sync_frame == _frame_counter) { |
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changeset
|
1038 |
#ifdef NETWORK_SEND_DOUBLE_SEED |
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changeset
|
1039 |
if (_sync_seed_1 != _random_seeds[0][0] || _sync_seed_2 != _random_seeds[0][1]) { |
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changeset
|
1040 |
#else |
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diff
changeset
|
1041 |
if (_sync_seed_1 != _random_seeds[0][0]) { |
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|
1042 |
#endif |
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changeset
|
1043 |
NetworkError(STR_NETWORK_ERR_DESYNC); |
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|
1044 |
DEBUG(net, 0)("[NET] Sync error detected!"); |
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|
1045 |
NetworkClientError(NETWORK_RECV_STATUS_DESYNC, DEREF_CLIENT(0)); |
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diff
changeset
|
1046 |
return false; |
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diff
changeset
|
1047 |
} |
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changeset
|
1048 |
|
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changeset
|
1049 |
// If this is the first time we have a sync-frame, we |
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|
1050 |
// need to let the server know that we are ready and at the same |
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changeset
|
1051 |
// frame as he is.. so we can start playing! |
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diff
changeset
|
1052 |
if (_network_first_time) { |
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changeset
|
1053 |
_network_first_time = false; |
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|
1054 |
SEND_COMMAND(PACKET_CLIENT_ACK)(); |
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changeset
|
1055 |
} |
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diff
changeset
|
1056 |
|
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diff
changeset
|
1057 |
_sync_frame = 0; |
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changeset
|
1058 |
} else if (_sync_frame < _frame_counter) { |
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diff
changeset
|
1059 |
DEBUG(net, 1)("[NET] Missed frame for sync-test (%d / %d)", _sync_frame, _frame_counter); |
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changeset
|
1060 |
_sync_frame = 0; |
105 | 1061 |
} |
543
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|
1062 |
} |
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diff
changeset
|
1063 |
|
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diff
changeset
|
1064 |
return true; |
0 | 1065 |
} |
1066 |
||
543
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diff
changeset
|
1067 |
// We have to do some UDP checking |
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|
1068 |
void NetworkUDPGameLoop(void) |
211 | 1069 |
{ |
543
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changeset
|
1070 |
if (_network_udp_server) |
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changeset
|
1071 |
NetworkUDPReceive(); |
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changeset
|
1072 |
else if (_udp_client_socket != INVALID_SOCKET) { |
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diff
changeset
|
1073 |
NetworkUDPReceive(); |
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diff
changeset
|
1074 |
if (_network_udp_broadcast > 0) |
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534
diff
changeset
|
1075 |
_network_udp_broadcast--; |
0 | 1076 |
} |
1077 |
} |
|
1078 |
||
543
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changeset
|
1079 |
// The main loop called from ttd.c |
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changeset
|
1080 |
// Here we also have to do StateGameLoop if needed! |
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changeset
|
1081 |
void NetworkGameLoop(void) |
211 | 1082 |
{ |
543
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534
diff
changeset
|
1083 |
if (!_networking) return; |
105 | 1084 |
|
543
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534
diff
changeset
|
1085 |
if (!NetworkReceive()) return; |
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diff
changeset
|
1086 |
|
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534
diff
changeset
|
1087 |
if (_network_server) { |
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diff
changeset
|
1088 |
// We first increase the _frame_counter |
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534
diff
changeset
|
1089 |
_frame_counter++; |
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|
1090 |
|
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|
1091 |
NetworkHandleLocalQueue(); |
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|
1092 |
|
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1093 |
// Then we make the frame |
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|
1094 |
StateGameLoop(); |
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|
1095 |
|
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|
1096 |
_sync_seed_1 = _random_seeds[0][0]; |
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|
1097 |
#ifdef NETWORK_SEND_DOUBLE_SEED |
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|
1098 |
_sync_seed_2 = _random_seeds[0][1]; |
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|
1099 |
#endif |
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|
1100 |
|
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|
1101 |
NetworkServer_Tick(); |
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|
1102 |
} else { |
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|
1103 |
// Client |
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|
1104 |
|
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|
1105 |
// Make sure we are at the frame were the server is (quick-frames) |
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|
1106 |
if (_frame_counter_server > _frame_counter) { |
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|
1107 |
while (_frame_counter_server > _frame_counter) { |
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|
1108 |
if (!NetworkDoClientLoop()) break; |
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|
1109 |
} |
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|
1110 |
} else { |
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|
1111 |
// Else, keep on going till _frame_counter_max |
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|
1112 |
if (_frame_counter_max > _frame_counter) { |
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|
1113 |
NetworkDoClientLoop(); |
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|
1114 |
} |
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|
1115 |
} |
0 | 1116 |
} |
193
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|
1117 |
|
543
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|
1118 |
NetworkSend(); |
0 | 1119 |
} |
1120 |
||
543
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|
1121 |
// This tries to launch the network for a given OS |
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|
1122 |
void NetworkStartUp(void) |
211 | 1123 |
{ |
543
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|
1124 |
DEBUG(net, 3) ("[NET][Core] Starting network..."); |
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|
1125 |
// Network is available |
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|
1126 |
_network_available = true; |
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|
1127 |
_network_dedicated = false; |
105 | 1128 |
|
543
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|
1129 |
memset(&_network_game_info, 0, sizeof(_network_game_info)); |
193
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|
1130 |
|
543
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|
1131 |
/* XXX - Hard number here, because the strings can currently handle no more |
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|
1132 |
then 10 clients -- TrueLight */ |
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|
1133 |
_network_game_info.clients_max = 10; |
105 | 1134 |
|
543
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|
1135 |
// Let's load the network in windows |
211 | 1136 |
#if defined(WIN32) |
1137 |
{ |
|
1138 |
WSADATA wsa; |
|
543
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|
1139 |
DEBUG(net, 3) ("[NET][Core] Loading windows socket library"); |
211 | 1140 |
if (WSAStartup(MAKEWORD(2,0), &wsa) != 0) { |
543
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|
1141 |
DEBUG(net, 0) ("[NET][Core] Error: WSAStartup failed. Network not available."); |
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|
1142 |
_network_available = false; |
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|
1143 |
return; |
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diff
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|
1144 |
} |
211 | 1145 |
} |
1146 |
#else |
|
543
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|
1147 |
#if defined(__MORPHOS__) || defined(__AMIGA__) |
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|
1148 |
{ |
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|
1149 |
DEBUG(misc,3) ("[NET][Core] Loading bsd socket library"); |
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|
1150 |
if (!(SocketBase = OpenLibrary("bsdsocket.library", 4))) { |
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|
1151 |
DEBUG(net, 0) ("[NET][Core] Error: couldn't open bsdsocket.library version 4. Network not available."); |
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|
1152 |
_network_available = false; |
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|
1153 |
return; |
211 | 1154 |
} |
1155 |
||
543
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|
1156 |
#if defined(__AMIGA__) |
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|
1157 |
// for usleep() implementation (only required for legacy AmigaOS builds) |
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|
1158 |
if ( (TimerPort = CreateMsgPort()) ) { |
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|
1159 |
if ( (TimerRequest = (struct timerequest *) CreateIORequest(TimerPort, sizeof(struct timerequest))) ) { |
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|
1160 |
if ( OpenDevice("timer.device", UNIT_MICROHZ, (struct IORequest *) TimerRequest, 0) == 0 ) { |
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|
1161 |
if ( !(TimerBase = TimerRequest->tr_node.io_Device) ) { |
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|
1162 |
// free ressources... |
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|
1163 |
DEBUG(net, 0) ("[NET][Core] Error: couldn't initialize timer. Network not available."); |
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|
1164 |
_network_available = false; |
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diff
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|
1165 |
return; |
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diff
changeset
|
1166 |
} |
211 | 1167 |
} |
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|
1168 |
} |
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|
1169 |
} |
543
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|
1170 |
#endif // __AMIGA__ |
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|
1171 |
} |
543
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|
1172 |
#endif // __MORPHOS__ / __AMIGA__ |
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|
1173 |
#endif // WIN32 |
211 | 1174 |
|
543
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|
1175 |
NetworkInitialize(); |
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|
1176 |
DEBUG(net, 3) ("[NET][Core] Network online. Multiplayer available."); |
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|
1177 |
NetworkFindIPs(); |
211 | 1178 |
} |
1179 |
||
543
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|
1180 |
// This shuts the network down |
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|
1181 |
void NetworkShutDown(void) |
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|
1182 |
{ |
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changeset
|
1183 |
DEBUG(net, 3) ("[NET][Core] Shutting down the network."); |
211 | 1184 |
|
543
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changeset
|
1185 |
_network_available = false; |
211 | 1186 |
|
1187 |
#if defined(__MORPHOS__) || defined(__AMIGA__) |
|
1188 |
{ |
|
1189 |
// free allocated ressources |
|
1190 |
#if !defined(__MORPHOS__) |
|
543
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|
1191 |
if (TimerBase) { CloseDevice((struct IORequest *) TimerRequest); } |
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|
1192 |
if (TimerRequest) { DeleteIORequest(TimerRequest); } |
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changeset
|
1193 |
if (TimerPort) { DeleteMsgPort(TimerPort); } |
211 | 1194 |
#endif |
1195 |
||
1196 |
if (SocketBase) { |
|
1197 |
CloseLibrary(SocketBase); |
|
1198 |
} |
|
144
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|
1199 |
} |
193
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|
1200 |
#endif |
173
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|
1201 |
|
211 | 1202 |
#if defined(WIN32) |
543
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|
1203 |
{ |
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|
1204 |
WSACleanup(); |
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|
1205 |
} |
173
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|
1206 |
#endif |
105 | 1207 |
} |
1208 |
||
543
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|
1209 |
#else |
211 | 1210 |
|
543
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|
1211 |
void ParseConnectionString(const byte **player, const byte **port, byte *connection_string) {} |
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|
1212 |
void NetworkUpdateClientInfo(uint16 client_index) {} |
105 | 1213 |
|
543
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|
1214 |
#endif /* ENABLE_NETWORK */ |