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#include "client.hpp"
#include "server.hpp"
/*
std::vector< byte > server::c_client::receive_message( ) {
std::vector< uint8_t > ret;
char buffer[ BUFFER_SIZE ]{ };
int received = 0;
while( true ) {
received = recv( m_socket, buffer, BUFFER_SIZE, 0 );
if( received < 0 )
break;
for( int i{ }; i < received; ++i )
ret.push_back( buffer[ i ] );
if( received < BUFFER_SIZE )
break;
}
if( ret.size( ) ) {
decode_buffer( ret.data( ), ret.size( ) );
ret.push_back( 0 );
ret.erase( ret.begin( ) );
}
return ret;
}
*/
void server::c_client::kill( ) {
closesocket( m_socket );
printf( "%s disconnected\n", get_ip( ) );
}
std::string server::c_client::get_msg( ) {
std::string ret{ };
char buffer[ BUFFER_SIZE ]{ };
int received = 0;
while ( true ) {
received = recv( m_socket, buffer, BUFFER_SIZE, 0 );
if ( received < 0 )
break;
for ( int i{ }; i < received; ++i )
ret.push_back( buffer[ i ] );
if ( received < BUFFER_SIZE )
break;
}
if ( ret.size( ) ) {
decode_buffer( ( uint8_t* )ret.data( ), ret.size( ) );
// ret.push_back( 0 ); somehow broke things :/
ret.erase( ret.begin( ) );
}
return ret;
}
bool server::c_client::send_msg( byte* msg, size_t length ) {
auto buffer = std::make_unique< uint8_t[ ] >( length + 1 );
auto key = util::random_number( 0, 255 ) & 0xff;
buffer[ 0 ] = key;
memcpy( buffer.get( ) + 1,
msg,
length );
for( size_t i = 1; i <= length; ++i ) {
buffer[ i ] ^= key;
}
int result = send( m_socket, ( char* )buffer.get( ), length + 1, 0 );
if( result == -1 ) {
#if WIN
printf( "error sending message to %s: %d\n",
get_ip( ), WSAGetLastError( ) );
#else
printf( "error sending message to %s\n",
get_ip( ) );
#endif
return false;
}
return true;
}
bool server::c_client::send_msg( const char* msg ) {
auto length = strlen( msg );
auto buffer = std::make_unique< uint8_t[ ] >( length + 1 );
auto key = util::random_number( 0, 255 ) & 0xff;
memset( buffer.get( ), 0, length+1 );
buffer[ 0 ] = key;
memcpy( buffer.get( ) + 1,
msg,
length );
for ( size_t i = 1; i <= length; ++i ) {
buffer[ i ] ^= key;
}
int result = send( m_socket, ( char* )buffer.get( ), length + 1, 0 );
if ( result == -1 ) {
#if WIN
printf( "error sending message to %s: %d\n",
get_ip( ), WSAGetLastError( ) );
#else
printf( "error sending message to %s\n",
get_ip( ) );
#endif
return false;
}
return true;
}
bool server::c_client::handle( ) {
/*
ALL TEST CODE BELOW.
*/
auto hello_msg = get_msg( );
printf( "%s\n", hello_msg.c_str( ) );
if ( hello_msg != "hello" )
return false;
auto username = get_msg( );
if ( username != "friendly" )
return false;
printf( "correct username\n" );
send_msg( "correct username" );
auto password = get_msg( );
if ( password != "nigger" )
return false;
printf( "correct password\n" );
send_msg( "correct password" );
const char* games_list =
R"(games:
1: CSGO
2: CSGO (test)
3: Garry's Mod
)";
send_msg( games_list );
auto game_id = get_msg( );
if ( game_id== "1" ) {
printf( "csgo\n" );
send_msg( "csgo.exe" );
}
else if ( game_id == "2" ) {
printf( "csgo test\n" );
send_msg( "csgo.exe" );
}
else if ( game_id == "3" ) {
printf( "gmod\n" );
send_msg( "hl2.exe" );
}
else {
printf( "invalid\n" );
return false;
}
auto found = get_msg( );
if ( found != "found" )
return false;
printf( "process found\n" );
if ( game_id == "3" ) {
// test. make sure the file is in ur directory
auto file = std::ifstream( "gmod.dll", std::ifstream::binary );
if ( file.is_open( ) ) {
file.seekg( 0, file.end );
auto size = ( int )file.tellg( );
auto buffer = std::make_unique< char[ ] >( size );
memset( buffer.get( ), 0, size );
file.seekg( 0, file.beg );
file.read( buffer.get( ), size );
send_msg( ( byte* )buffer.get( ), size );
file.close( );
}
}
return true;
}
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