--- a/project_files/HedgewarsMobile/Classes/ServerSetup.m Sat Nov 12 15:48:55 2011 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,227 +0,0 @@
-/*
- * Hedgewars-iOS, a Hedgewars port for iOS devices
- * Copyright (c) 2009-2011 Vittorio Giovara <vittorio.giovara@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * File created on 10/01/2010.
- */
-
-
-#import "ServerSetup.h"
-#import <netinet/in.h>
-#import <SystemConfiguration/SCNetworkReachability.h>
-
-#import "hwconsts.h"
-
-#define BUFFER_SIZE 256
-
-@implementation ServerSetup
-@synthesize systemSettings;
-
-
-+(NSInteger) randomPort {
- srandom(time(NULL));
- NSInteger res = (random() % 64511) + 1024;
- return (res == NETGAME_DEFAULT_PORT) ? [ServerSetup randomPort] : res;
-}
-
-+(BOOL) isNetworkReachable {
- // Create zero addy
- struct sockaddr_in zeroAddress;
- bzero(&zeroAddress, sizeof(zeroAddress));
- zeroAddress.sin_len = sizeof(zeroAddress);
- zeroAddress.sin_family = AF_INET;
-
- // Recover reachability flags
- SCNetworkReachabilityRef defaultRouteReachability = SCNetworkReachabilityCreateWithAddress(NULL, (struct sockaddr *)&zeroAddress);
- SCNetworkReachabilityFlags flags;
-
- BOOL didRetrieveFlags = SCNetworkReachabilityGetFlags(defaultRouteReachability, &flags);
- CFRelease(defaultRouteReachability);
-
- if (!didRetrieveFlags) {
- NSLog(@"Error. Could not recover network reachability flags");
- return NO;
- }
-
- BOOL isReachable = flags & kSCNetworkFlagsReachable;
- BOOL needsConnection = flags & kSCNetworkFlagsConnectionRequired;
- BOOL nonWiFi = flags & kSCNetworkReachabilityFlagsTransientConnection;
-
- NSURL *testURL = [NSURL URLWithString:@"http://www.apple.com/"];
- NSURLRequest *testRequest = [NSURLRequest requestWithURL:testURL
- cachePolicy:NSURLRequestReloadIgnoringLocalCacheData
- timeoutInterval:20.0];
- NSURLConnection *testConnection = [[NSURLConnection alloc] initWithRequest:testRequest delegate:nil];
- BOOL testResult = testConnection ? YES : NO;
- [testConnection release];
-
- return ((isReachable && !needsConnection) || nonWiFi) ? testResult : NO;
-}
-
--(id) init {
- if (self = [super init]) {
- self.systemSettings = nil; //nsuserdefault
- }
- return self;
-}
-
--(void) dealloc {
-
- [super dealloc];
-}
-
--(int) sendToServer:(NSString *)command {
- NSString *message = [[NSString alloc] initWithFormat:@"%@\n\n",command];
- int result = SDLNet_TCP_Send(sd, [message UTF8String], [message length]);
- [message release];
- return result;
-}
-
--(int) sendToServer:(NSString *)command withArgument:(NSString *)argument {
- NSString *message = [[NSString alloc] initWithFormat:@"%@\n%@\n\n",command,argument];
- int result = SDLNet_TCP_Send(sd, [message UTF8String], [message length]);
- [message release];
- return result;
-}
-
--(void) serverProtocol {
- NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
- IPaddress ip;
- BOOL clientQuit = NO;
- char *buffer = (char *)malloc(sizeof(char)*BUFFER_SIZE);
- int dim = BUFFER_SIZE;
- uint8_t msgSize;
-
- if (SDLNet_Init() < 0) {
- DLog(@"SDLNet_Init: %s", SDLNet_GetError());
- clientQuit = YES;
- }
-
- // Resolving the host using NULL make network interface to listen
- if (SDLNet_ResolveHost(&ip, "netserver.hedgewars.org", NETGAME_DEFAULT_PORT) < 0 && !clientQuit) {
- DLog(@"SDLNet_ResolveHost: %s\n", SDLNet_GetError());
- clientQuit = YES;
- }
-
- // Open a connection with the IP provided (listen on the host's port)
- if (!(sd = SDLNet_TCP_Open(&ip)) && !clientQuit) {
- DLog(@"SDLNet_TCP_Open: %s %\n", SDLNet_GetError(), NETGAME_DEFAULT_PORT);
- clientQuit = YES;
- }
-
- DLog(@"Found server on port %d", NETGAME_DEFAULT_PORT);
- while (!clientQuit) {
- int index = 0;
- BOOL exitBufferLoop = NO;
- memset(buffer, '\0', dim);
-
- while (exitBufferLoop != YES) {
- msgSize = SDLNet_TCP_Recv(sd, &buffer[index], 2);
-
- // exit in case of error
- if (msgSize <= 0) {
- DLog(@"SDLNet_TCP_Recv: %s", SDLNet_GetError());
- clientQuit = YES;
- break;
- }
-
- // update index position and check for End-Of-Message
- index += msgSize;
- if (strncmp(&buffer[index-2], "\n\n", 2) == 0) {
- exitBufferLoop = YES;
- }
-
- // if message is too big allocate new space
- if (index >= dim) {
- dim += BUFFER_SIZE;
- buffer = (char *)realloc(buffer, dim);
- if (buffer == NULL) {
- clientQuit = YES;
- break;
- }
- }
- }
-
- NSString *bufferedMessage = [[NSString alloc] initWithBytes:buffer length:index-2 encoding:NSASCIIStringEncoding];
- NSArray *listOfCommands = [bufferedMessage componentsSeparatedByString:@"\n"];
- [bufferedMessage release];
- NSString *command = [listOfCommands objectAtIndex:0];
- DLog(@"size = %d, %@", index-2, listOfCommands);
- if ([command isEqualToString:@"PING"]) {
- if ([listOfCommands count] > 1)
- [self sendToServer:@"PONG" withArgument:[listOfCommands objectAtIndex:1]];
- else
- [self sendToServer:@"PONG"];
- DLog(@"PONG");
- }
- else if ([command isEqualToString:@"NICK"]) {
- //what is this for?
- }
- else if ([command isEqualToString:@"PROTO"]) {
- //what is this for?
- }
- else if ([command isEqualToString:@"ROOM"]) {
- //TODO: stub
- }
- else if ([command isEqualToString:@"LOBBY:LEFT"]) {
- //TODO: stub
- }
- else if ([command isEqualToString:@"LOBBY:JOINED"]) {
- //TODO: stub
- }
- else if ([command isEqualToString:@"ASKPASSWORD"]) {
- NSString *pwd = [self.systemSettings objectForKey:@"password"];
- [self sendToServer:@"PASSWORD" withArgument:pwd];
- }
- else if ([command isEqualToString:@"CONNECTED"]) {
- int netProto;
- char *versionStr;
- HW_versionInfo(&netProto, &versionStr);
- NSString *nick = [self.systemSettings objectForKey:@"username"];
- [self sendToServer:@"NICK" withArgument:nick];
- [self sendToServer:@"PROTO" withArgument:[NSString stringWithFormat:@"%d",netProto]];
- }
- else if ([command isEqualToString:@"SERVER_MESSAGE"]) {
- DLog(@"%@", [listOfCommands objectAtIndex:1]);
- }
- else if ([command isEqualToString:@"WARNING"]) {
- if ([listOfCommands count] > 1)
- DLog(@"Server warning - %@", [listOfCommands objectAtIndex:1]);
- else
- DLog(@"Server warning - unknown");
- }
- else if ([command isEqualToString:@"ERROR"]) {
- DLog(@"Server error - %@", [listOfCommands objectAtIndex:1]);
- }
- else if ([command isEqualToString:@"BYE"]) {
- //TODO: handle "Reconnected too fast"
- DLog(@"Server disconnected, reason: %@", [listOfCommands objectAtIndex:1]);
- clientQuit = YES;
- }
- else {
- DLog(@"Unknown/Unsupported message received: %@", command);
- }
- }
- DLog(@"Server closed connection, ending thread");
-
- free(buffer);
- SDLNet_TCP_Close(sd);
- SDLNet_Quit();
-
- [pool release];
-}
-
-@end