--- /dev/null
+
+// **********************************************************************
+// The Cheat - A universal game cheater for Mac OS X
+// (C) 2003-2005 Chaz McGarvey (BrokenZipper)
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 1, or (at your option)
+// any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#import "ServerChild.h"
+
+
+@interface ServerChild ( PrivateAPI )
+
+- (void)_handlePacket;
+
+- (void)_setClient:(NSString *)status;
+
+@end
+
+
+@implementation ServerChild
+
+
+- (id)initWithSocket:(MySocket *)sock
+{
+ return [self initWithSocket:sock delegate:nil];
+}
+
+- (id)initWithSocket:(MySocket *)sock delegate:(id)delegate
+{
+ if ( self = [super init] ) {
+ _socket = [sock retain];
+ [_socket setDelegate:self];
+ _delegate = delegate;
+
+ // create the cheater object
+ _cheater = [[LocalCheater alloc] initWithDelegate:self];
+ [_cheater setShouldCopy:NO];
+
+ // start reading from the socket
+ [_socket readDataToLength:sizeof(TCPacketHeader) tag:0];
+
+ if ( [_delegate respondsToSelector:@selector(serverChildConnected:)] ) {
+ [_delegate serverChildConnected:self];
+ }
+ }
+ return self;
+}
+
+- (void)dealloc
+{
+ //[_socket setDelegate:[self class]];
+ //[_socket disconnect];
+ [_socket setDelegate:nil];
+ [_socket release];
+
+ [_client release];
+ [_parameters release];
+ [_cheater release];
+ [super dealloc];
+}
+
+
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+#pragma mark MySocketDelegate
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+
+- (void)socket:(MySocket *)mySocket didReadData:(NSData *)theData tag:(int)tag
+{
+ if ( tag == 0 && [theData length] == sizeof(TCPacketHeader) ) {
+ // got a packet header
+ memcpy( &_header, [theData bytes], sizeof(TCPacketHeader) );
+ if ( _header.size > 0 ) {
+ // request the rest of the packet
+ [mySocket readDataToLength:_header.size tag:1];
+ }
+ else {
+ [self _handlePacket];
+ // start reading the next packet
+ [mySocket readDataToLength:sizeof(TCPacketHeader) tag:0];
+ }
+ }
+ else if ( tag == 1 && [theData length] == _header.size ) {
+ // got packet parameter data
+ _parameters = [theData retain];
+ [self _handlePacket];
+ // start reading the next packet
+ [mySocket readDataToLength:sizeof(TCPacketHeader) tag:0];
+ }
+ else {
+ ChazLog( @"ServerChild - read unexpected data, disconnecting..." );
+ [_socket release];
+ _socket = nil;
+ if ( [_delegate respondsToSelector:@selector(serverChildDisconnected:)] ) {
+ [_delegate serverChildDisconnected:self];
+ }
+ }
+}
+
+- (void)socketDidDisconnect:(MySocket *)mySocket
+{
+ [_socket release];
+ _socket = nil;
+
+ if ( [_delegate respondsToSelector:@selector(serverChildDisconnected:)] ) {
+ [_delegate serverChildDisconnected:self];
+ }
+}
+
+
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+#pragma mark Accessors
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+
+- (NSString *)host
+{
+ return [_socket remoteHost];
+}
+
+- (NSString *)transfer
+{
+ unsigned bytes = [_socket bytesRead] + [_socket bytesWritten];
+ double speed = [_socket readSpeed] + [_socket writeSpeed];
+
+ if ( speed > 0.0 ) {
+ return [NSString stringWithFormat:@"%.1fMB (%.1fkbps)", (float)bytes/1038576.0f, (float)speed/1024.0f];
+ }
+ return [NSString stringWithFormat:@"%.1fMB", (float)bytes/1038576.0f];
+}
+
+
+- (id)delegate
+{
+ return _delegate;
+}
+
+- (void)setDelegate:(id)delegate
+{
+ _delegate = delegate;
+}
+
+
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+#pragma mark PrivateAPI
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+
+- (void)_handlePacket
+{
+ if ( strncmp( "connect", _header.name, sizeof(_header.name) ) == 0 ) {
+ ChazLog( @"ServerChild - connect received!!" );
+ [_cheater connect];
+ [self _setClient:[NSUnarchiver unarchiveObjectWithData:_parameters]];
+ }
+ else if ( strncmp( "authenticate", _header.name, sizeof(_header.name) ) == 0 ) {
+ ChazLog( @"ServerChild - process list requested" );
+ [_cheater authenticateWithPassword:[NSUnarchiver unarchiveObjectWithData:_parameters]];
+ }
+ else if ( strncmp( "getproclist", _header.name, sizeof(_header.name) ) == 0 ) {
+ ChazLog( @"ServerChild - process list requested" );
+ [_cheater getProcessList];
+ }
+ else if ( strncmp( "settarget", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater setTarget:[NSUnarchiver unarchiveObjectWithData:_parameters]];
+ }
+ else if ( strncmp( "pausetarget", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater pauseTarget];
+ }
+ else if ( strncmp( "resumetarget", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater resumeTarget];
+ }
+ else if ( strncmp( "limitresults", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater limitReturnedResults:[[NSUnarchiver unarchiveObjectWithData:_parameters] unsignedIntValue]];
+ }
+ else if ( strncmp( "search", _header.name, sizeof(_header.name) ) == 0 ) {
+ NSArray *params = [NSUnarchiver unarchiveObjectWithData:_parameters];
+ [_cheater searchForVariable:[params objectAtIndex:0] comparison:[[params objectAtIndex:1] unsignedCharValue]];
+ }
+ else if ( strncmp( "lastsearch", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater searchLastValuesComparison:[[NSUnarchiver unarchiveObjectWithData:_parameters] unsignedCharValue]];
+ }
+ else if ( strncmp( "cancelsearch", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater cancelSearch];
+ }
+ else if ( strncmp( "clearsearch", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater clearSearch];
+ }
+ else if ( strncmp( "dump", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater getMemoryDump];
+ }
+ else if ( strncmp( "canceldump", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater cancelMemoryDump];
+ }
+ else if ( strncmp( "changevars", _header.name, sizeof(_header.name) ) == 0 ) {
+ NSArray *params = [NSUnarchiver unarchiveObjectWithData:_parameters];
+ [_cheater makeVariableChanges:[params objectAtIndex:0] repeat:[[params objectAtIndex:1] boolValue]
+ interval:[[params objectAtIndex:2] doubleValue]];
+ }
+ else if ( strncmp( "stopchange", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater stopChangingVariables];
+ }
+ else if ( strncmp( "undo", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater undo];
+ }
+ else if ( strncmp( "redo", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater redo];
+ }
+ else if ( strncmp( "watchvars", _header.name, sizeof(_header.name) ) == 0 ) {
+ NSArray *params = [NSUnarchiver unarchiveObjectWithData:_parameters];
+ [_cheater watchVariablesAtIndex:[[params objectAtIndex:0] unsignedIntValue] count:[[params objectAtIndex:1] unsignedIntValue]
+ interval:[[params objectAtIndex:2] doubleValue]];
+ }
+ else if ( strncmp( "stopwatch", _header.name, sizeof(_header.name) ) == 0 ) {
+ [_cheater stopWatchingVariables];
+ }
+
+ [_parameters release];
+ _parameters = nil;
+}
+
+
+- (void)_setClient:(NSString *)client
+{
+ [client retain];
+ [_client release];
+ _client = client;
+ if ( [_delegate respondsToSelector:@selector(serverChildChanged:)] ) {
+ [_delegate serverChildChanged:self];
+ }
+}
+
+
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+#pragma mark CheaterDelegate
+/*%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%*/
+
+
+- (void)cheaterDidConnect:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "connected" };
+ ChazLog( @"SENT didconnect" );
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterDidDisconnect:(Cheater *)cheater
+{
+ // nothing needs to be done
+}
+
+
+- (void)cheaterRequiresAuthentication:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "requireauth" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterRejectedPassword:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "rejectedauth" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterAcceptedPassword:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "authenticated" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didFindProcesses:(NSArray *)processes
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:processes];
+ TCPacketHeader header = { TC_NIFTY, [params length], "proclist" };
+
+ ChazLog( @"SENT proclist" );
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+
+}
+
+- (void)cheater:(Cheater *)cheater didAddProcess:(Process *)process
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:process];
+ TCPacketHeader header = { TC_NIFTY, [params length], "addprocess" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+- (void)cheater:(Cheater *)cheater didRemoveProcess:(Process *)process
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:process];
+ TCPacketHeader header = { TC_NIFTY, [params length], "removeprocess" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didSetTarget:(Process *)target
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:target];
+ TCPacketHeader header = { TC_NIFTY, [params length], "didsettarget" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+- (void)cheaterPausedTarget:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didpausetarget" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterResumedTarget:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didresumetarget" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didFindVariables:(TCArray)variables actualAmount:(unsigned)count
+{
+ struct {
+ unsigned actualAmount;
+ unsigned varCount;
+ unsigned varSize;
+ } varInfo = { count, TCArrayElementCount(variables), TCArrayElementSize(variables) };
+ unsigned bufferLen = varInfo.varCount * varInfo.varSize;
+
+ TCPacketHeader header = { TC_NIFTY, sizeof(varInfo) + bufferLen, "vars" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeBytes:&varInfo length:sizeof(varInfo) tag:0];
+ [_socket writeBytes:TCArrayBytes(variables) length:bufferLen tag:0];
+
+ TCReleaseArray( variables );
+}
+
+- (void)cheater:(Cheater *)cheater didFindValues:(TCArray)values
+{
+ struct {
+ unsigned varCount;
+ unsigned varSize;
+ } varInfo = { TCArrayElementCount(values), TCArrayElementSize(values) };
+ unsigned bufferLen = varInfo.varCount * varInfo.varSize;
+
+ TCPacketHeader header = { TC_NIFTY, sizeof(varInfo) + bufferLen, "values" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeBytes:&varInfo length:sizeof(varInfo) tag:0];
+ [_socket writeBytes:TCArrayBytes(values) length:bufferLen tag:0];
+
+ TCReleaseArray( values );
+}
+
+- (void)cheaterDidCancelSearch:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didcancelsearch" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterDidClearSearch:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didclearsearch" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didDumpMemory:(NSData *)memoryDump
+{
+ TCPacketHeader header = { TC_NIFTY, [memoryDump length], "memdump" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:memoryDump tag:0];
+}
+
+- (void)cheaterDidCancelMemoryDump:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didcanceldump" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didChangeVariables:(unsigned)changeCount
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:[NSNumber numberWithUnsignedInt:changeCount]];
+ TCPacketHeader header = { TC_NIFTY, [params length], "changedvars" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+- (void)cheaterDidStopChangingVariables:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didstopchanging" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didReportProgress:(int)progress
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:[NSNumber numberWithInt:progress]];
+ TCPacketHeader header = { TC_NIFTY, [params length], "progress" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didRevertToVariables:(TCArray)variables actualAmount:(unsigned)count
+{
+ struct {
+ unsigned actualAmount;
+ unsigned varCount;
+ unsigned varSize;
+ } varInfo = { count, TCArrayElementCount(variables), TCArrayElementSize(variables) };
+ unsigned bufferLen = varInfo.varCount * varInfo.varSize;
+
+ TCPacketHeader header = { TC_NIFTY, sizeof(varInfo) + bufferLen, "revertedto" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeBytes:&varInfo length:sizeof(varInfo) tag:0];
+ [_socket writeBytes:TCArrayBytes(variables) length:bufferLen tag:0];
+
+ TCReleaseArray( variables );
+}
+
+
+- (void)cheaterDidUndo:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didundo" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+- (void)cheaterDidRedo:(Cheater *)cheater
+{
+ TCPacketHeader header = { TC_NIFTY, 0, "didredo" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater variableAtIndex:(unsigned)index didChangeTo:(Variable *)variable
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:[NSArray arrayWithObjects:[NSNumber numberWithUnsignedInt:index], variable, nil]];
+ TCPacketHeader header = { TC_NIFTY, [params length], "varchanged" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+
+- (void)cheater:(Cheater *)cheater didFailLastRequest:(NSString *)reason
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:reason];
+ TCPacketHeader header = { TC_NIFTY, [params length], "failed" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+- (void)cheater:(Cheater *)cheater echo:(NSString *)message
+{
+ NSData *params = [NSArchiver archivedDataWithRootObject:message];
+ TCPacketHeader header = { TC_NIFTY, [params length], "echo" };
+ [_socket writeBytes:&header length:sizeof(header) tag:0];
+ [_socket writeData:params tag:0];
+}
+
+
+@end
projects / chaz / thecheat / blobdiff