int exec_shell(int fd)
{
printf("\n\n[i] Enjoy the real world.\n");
forwarder(STDIN_FILENO,fd);
close(fd);
printf("Connection lost\n");
return 0;
}
int socks5_worker(void *fdptr)
{
int fd = *(int *)fdptr;
int srv_fd = init_connection(ip,port,2);
if(srv_fd<0){
printf("[E] init_connection failed\n");
return -1;
}
forwarder(fd,srv_fd);
close(fd);
close(srv_fd);
printf("Connection lost\n");
return 0;
}
void factor_vm::forward_object_xts()
{
begin_scan();
cell obj;
while(to_boolean(obj = next_object()))
{
switch(tagged<object>(obj).type())
{
case WORD_TYPE:
{
word *w = untag<word>(obj);
if(w->code)
w->code = code->forward_code_block(w->code);
if(w->profiling)
w->profiling = code->forward_code_block(w->profiling);
update_word_xt(obj);
}
break;
case QUOTATION_TYPE:
{
quotation *quot = untag<quotation>(obj);
if(quot->code)
{
quot->code = code->forward_code_block(quot->code);
set_quot_xt(quot,quot->code);
}
}
break;
case CALLSTACK_TYPE:
{
callstack *stack = untag<callstack>(obj);
callframe_forwarder forwarder(this);
iterate_callstack_object(stack,forwarder);
}
break;
default:
break;
}
}
end_scan();
}
int main(int argc, char *argv[])
{
Aria::init();
ArVideo::init();
ArArgumentParser argParser(&argc, argv);
ArServerBase server;
ArServerSimpleOpener openServer(&argParser);
argParser.loadDefaultArguments();
if(!Aria::parseArgs() || !argParser.checkHelpAndWarnUnparsed()) {
Aria::logOptions();
Aria::exit(-1);
}
if(!openServer.open(&server))
{
std::cout << "error opening ArNetworking server" << std::endl;
Aria::exit(5);
return 5;
}
server.runAsync();
std::cout << "ArNetworking server running on port " << server.getTcpPort() << std::endl;
/* Set up ArNetworking services */
ArVideoRemoteForwarder forwarder(&server, "localhost", 7070);
if(!forwarder.connected())
{
std::cout << "ERror connecting to server localhost:7070" << std::endl;
Aria::exit(1);
}
std::cout << "ArNetworking server running on port " << server.getTcpPort() << std::endl;
while(true) ArUtil::sleep(10000);
Aria::exit(0);
return 0;
}
void factor_vm::forward_object_xts()
{
begin_scan();
cell obj;
while((obj = next_object()) != F)
{
switch(tagged<object>(obj).type())
{
case WORD_TYPE:
{
word *w = untag<word>(obj);
if(w->code)
w->code = forward_xt(w->code);
if(w->profiling)
w->profiling = forward_xt(w->profiling);
}
break;
case QUOTATION_TYPE:
{
quotation *quot = untag<quotation>(obj);
if(quot->code)
quot->code = forward_xt(quot->code);
}
break;
case CALLSTACK_TYPE:
{
callstack *stack = untag<callstack>(obj);
xt_forwarder forwarder(this);
iterate_callstack_object(stack,forwarder);
}
break;
default:
break;
}
}
end_scan();
}
int main(int argc, char **argv)
{
ros::init(argc, argv, ROS_PACKAGE_NAME);
ros::NodeHandle node;
ros::Publisher cmd_pub = node.advertise<ackermann_msgs::AckermannDriveStamped>(
"ackermann_cmd",
1000
);
ros::Publisher cte_pub = node.advertise<std_msgs::Float64>(
"cte",
1000
);
aav_control::QuinticControl control(&cmd_pub, &cte_pub);
/*
ros::Subscriber sub = node.subscribe(
"odometry/filtered",
1000,
&aav_control::QuinticControl::updateOdometry,
&control
);
*/
aav_control::GazeboStateForwarder forwarder(control, "car");
ros::Subscriber sub = node.subscribe(
"/gazebo/model_states",
1000,
&aav_control::GazeboStateForwarder::forwardState,
&forwarder
);
actionlib::SimpleActionServer<aav_msgs::DoQuinticPathAction> server(
node,
"control",
boost::bind(&aav_control::QuinticControl::updateGoal, &control, _1),
false
);
server.start();
ros::spin();
return 0;
}
void factor_vm::forward_callback_xts()
{
callback_forwarder forwarder(code,callbacks);
callbacks->iterate(forwarder);
}
void factor_vm::forward_context_xts()
{
callframe_forwarder forwarder(this);
iterate_active_frames(forwarder);
}
// Compact data and code heaps
void factor_vm::collect_compact_impl() {
gc_event* event = current_gc->event;
#ifdef FACTOR_DEBUG
code->verify_all_blocks_set();
#endif
if (event)
event->reset_timer();
tenured_space* tenured = data->tenured;
mark_bits* data_forwarding_map = &tenured->state;
mark_bits* code_forwarding_map = &code->allocator->state;
// Figure out where blocks are going to go
data_forwarding_map->compute_forwarding();
code_forwarding_map->compute_forwarding();
const object* data_finger = (object*)tenured->start;
const code_block* code_finger = (code_block*)code->allocator->start;
{
compaction_fixup fixup(data_forwarding_map, code_forwarding_map, &data_finger,
&code_finger);
slot_visitor<compaction_fixup> forwarder(this, fixup);
forwarder.visit_uninitialized_code_blocks();
// Object start offsets get recomputed by the object_compaction_updater
data->tenured->starts.clear_object_start_offsets();
// Slide everything in tenured space up, and update data and code heap
// pointers inside objects.
auto compact_object_func = [&](object* old_addr, object* new_addr, cell size) {
forwarder.visit_slots(new_addr);
forwarder.visit_object_code_block(new_addr);
tenured->starts.record_object_start_offset(new_addr);
};
tenured->compact(compact_object_func, fixup, &data_finger);
// Slide everything in the code heap up, and update data and code heap
// pointers inside code blocks.
auto compact_code_func = [&](code_block* old_addr,
code_block* new_addr,
cell size) {
forwarder.visit_code_block_objects(new_addr);
cell old_entry_point = old_addr->entry_point();
forwarder.visit_instruction_operands(new_addr, old_entry_point);
};
code->allocator->compact(compact_code_func, fixup, &code_finger);
forwarder.visit_all_roots();
forwarder.visit_context_code_blocks();
}
update_code_roots_for_compaction();
// Each callback has a relocation with a pointer to a code block in
// the code heap. Since the code heap has now been compacted, those
// pointers are invalid and we need to update them.
auto callback_updater = [&](code_block* stub, cell size) {
callbacks->update(stub);
};
callbacks->allocator->iterate(callback_updater);
code->initialize_all_blocks_set();
if (event)
event->ended_compaction();
}
int worker(int csock)
{
char buffer[BUFSIZ+1];
bzero(&buffer, sizeof buffer);
int rec,sen;
/*****Select******/
printf("Recving select message...\n");
if((rec = mrecv(csock, buffer, sizeof(SELECT)))<=0){
close(csock);
return -1;
}
printf("Recved.\n");
pSELECT select = (pSELECT)&buffer;
//Do something like checking if the version is 5
pSELECT_RESPONSE selectRes = (pSELECT_RESPONSE)malloc(sizeof(SELECT_RESPONSE));
selectRes->ver=0x5; //Socks Version 5
selectRes->method=0x0; //NO AUTHENTICATION REQUIRED
if(select->ver!=0x5){
selectRes->method=0xFF;
}
sen = msend(csock, selectRes, sizeof(SELECT_RESPONSE));
printf("Select done,rec/send:%d/%d\n",rec,sen);
free(selectRes);
/*****Request******/
printf("Recving request...\n");
rec = recv(csock, buffer, BUFSIZ,0);
printf("Recved %d bytes\n",rec);
pREQUEST request = (pREQUEST)&buffer;
//Parse the target addr
struct sockaddr_in taddr;
taddr.sin_family = AF_INET;
if(request->atyp==0x3){ //Domain name
//char domainlen=*(&request->atyp+sizeof(request->atyp));
char domainlen=*(&request->addr);
char domain[256]={0};
strncpy(domain,&request->atyp+2,(unsigned int)domainlen);
struct hostent *phost = gethostbyname(domain);
if(phost==NULL){
printf("Cannot Resolv the Domain name:%s\n",(char *)&domain);
close(csock);
return -1;
}
memcpy(&taddr.sin_addr,phost->h_addr_list[0],phost->h_length);
memcpy(&taddr.sin_port,&request->atyp+sizeof(request->atyp)+1+(unsigned int)domainlen,2);
}
else if(request->atyp==0x1){ //IPv4 Addr
memcpy(&taddr.sin_addr.s_addr,&request->atyp+1,4);
memcpy(&taddr.sin_port,&request->atyp+1+4,2);
}
else{
printf("Not implemented\n");
close(csock);
return -1;
}
//Connect to the target host
pREQUEST_RESPONSE requestRes = (pREQUEST_RESPONSE)malloc(sizeof(REQUEST_RESPONSE));
requestRes->ver=0x5;
requestRes->rep=0x0;
requestRes->rsv=0x0;
requestRes->atyp=0x1;
memset(requestRes+4, 0, 6);
/*
if(request->cmd=0x03){
uint32_t tmpaddr = htonl("127.0.0.1");
uint16_t tmpport = htons(8081);
memcpy(requestRes+4,&tmpaddr,sizeof(uint32_t)); //XXX wtf?
memcpy(requestRes+8,&tmpport,sizeof(uint16_t));
}
*/
printf("Connecting to port %d on %s\n",ntohs(taddr.sin_port),inet_ntoa(taddr.sin_addr));
int tsock;
//Check its a tcp or udp request
if(request->cmd==0x04){ //UDP ASSOCIATE X'03' //Never use udp
printf("Hey, its a udp request!\n");
tsock = socket(AF_INET, SOCK_DGRAM, 0);
}
else{
tsock=socket(AF_INET, SOCK_STREAM, 0);
}
if(connect(tsock, (struct sockaddr *) &taddr, sizeof(taddr))==-1){
requestRes->rep=0x5;
sen = msend(csock, requestRes, sizeof(REQUEST_RESPONSE));
close(csock);
return -1;
}
printf("Done\n");
sen = msend(csock, requestRes, sizeof(REQUEST_RESPONSE));
printf("Request done,rec/send:%d/%d\n",rec,sen);
free(requestRes);
if(request->cmd==0x03){ //UDP ASSOCIATE
printf("Recving... #1\n");
rec = recv(csock, buffer, BUFSIZ,0);
/*
struct sockaddr_in tmpaddr;
tmpaddr.sin_family = AF_INET;
memcpy(&tmpaddr.sin_addr.s_addr,buffer+4,4); //XXX
memcpy(&tmpaddr.sin_port,buffer+4+4,2);
printf("Recv Ascii:%s:%d\n",inet_ntoa(tmpaddr.sin_addr),ntohs(tmpaddr.sin_port));
*/
printf("Done:%d\nSending... #1\n",rec);
sen = send(tsock, buffer, rec,0);
printf("Done:%d\nRecving... #2\n",sen);
rec = recv(tsock, buffer, BUFSIZ,0);
printf("Done:%d\nSending... #2\n",rec);
sen = send(csock, buffer, rec,0);
printf("Done:%d",sen);
return 0;
}
/*****Forward******/
forwarder(csock,tsock);
printf("worker exit");
close(csock);
close(tsock);
return 0;
}
int main(int argc, char* argv[])
{
int oc;
/*To parse the options. The options from command line will
overwrite those in configuration file(because -c <config_file>
is the first option)
*/
// while( ( oc=getopt(argc, argv, "b:dg:hi:l:L:n:op:s:t:")) != -1 )
while( ( oc=getopt(argc, argv, "c:dhl:p:")) != -1 )
{
switch (oc)
{
case 'c':
config_file=strdup(optarg);
config.file_config = config_file;
break;
/*
case 'b': // blacklist file
config.file_blacklist=strdup(optarg);
break;
*/
case 'd': //daemonize
config.daemonize=TRUE;
break;
case 'h':
usage(argv[0]);
break;
/*
case 'i': //IP address file used by censors
config.file_badip = strdup(optarg);
break;
*/
case 'l': //log file
config.file_log = strdup(optarg);
break;
case 'p': //pid file
config.file_pid = strdup(optarg);
break;
default:
usage(argv[0]);
break;
}// switch(oc)
}//end of while (parse the options)
if(config.file_config == NULL)
{
config.file_config = DEFAULT_CONFIG;
}
if( load_config(config.file_config, &config)<0 ) //The values can be overwrite by the following options
{
fprintf(stderr, "ERROR: unable to load configuration file: %s.\n", config.file_config);
exit(-1);
}
if(config.daemonize)
daemonize_init();
/*set default log level to ERROR(2) */
log_level= (config.log_level == 0? LOG_ERROR: config.log_level);
/*
if (config.open_resolver == NULL ) config.open_resolver = "8.8.8.8";
if (config.open_resolver_port == 0 ) config.open_resolver_port = 53;
if (config.local_resolver == NULL ) config.open_resolver = "127.0.0.1";
if (config.local_resolver_port == 0 ) config.local_resolver_port = 53;
*/
if( config.file_log == NULL)
{
fd_log = stderr;
}
else
{
fd_log = fopen(config.file_log, "a");
if( fd_log ==NULL)
{
fprintf(stderr, "ERROR: unable to open log file: %s to write(append).\n", config.file_log);
exit(-1);
}
}
if(config.file_pid != NULL)
{
FILE * pid_fd=fopen(config.file_pid,"w"); // open again
if (pid_fd == NULL)
{
my_log(LOG_ERROR, "E: Unable to open pid_file:%s to write\n", config.file_pid);
exit(-1);
}
fprintf(pid_fd, "%d" , getpid());
fclose(pid_fd);
}
blacklist = blacklist_load(config.file_blacklist, 1);
if( blacklist == NULL)
{
my_log(LOG_ERROR, "E: unable to load Blacklist %s.\n", config.file_blacklist);
exit(-1);
}
//blacklist_dump(blacklist, config.file_blacklist);
//printf("OK\n");
//blacklist_release(blacklist);
//exit(0);
badip=badip_load(config.file_badip);
if(badip== NULL)
{
my_log(LOG_ERROR, "E: unable to load bad IP address %s.\n", config.file_badip);
exit(-1);
}
if( measure_ttl(OPEN_RESOLVER, config.open_resolver,
config.open_resolver_port, "www.mit.edu", &goodTTL[OPEN_RESOLVER]) <0)
{
my_log(LOG_ERROR, "E: open_resolver test failed: %s\n", config.open_resolver);
exit(-1);
}
if( measure_ttl(LOCAL_RESOLVER, config.local_resolver,
config.local_resolver_port,"www.mit.edu", &goodTTL[LOCAL_RESOLVER]) <0)
{
my_log(LOG_ERROR, "E: local_resolver test failed: %s\n", config.local_resolver);
exit(-1);
}
my_log(LOG_MEASURE, "M: M_TTL: %d %d\n", goodTTL[OPEN_RESOLVER], goodTTL[LOCAL_RESOLVER]);
pthread_t tid_measure_handler;
int rcode=pthread_create(&tid_measure_handler,NULL, measure_handler, NULL );
if( rcode !=0)
{
my_log(LOG_ERROR, "E: Cannot create thread for tcp_request_handler:rcode=%d in %s(%d).\n",
rcode, __FILE__, __LINE__);
exit(-1);
}
forwarder(config.service_port, config.open_resolver, config.open_resolver_port,
config.local_resolver, config.local_resolver_port, 1);
//set_resolver_to_me()
//create_report_service()
pthread_join( tid_measure_handler, NULL) ;
return 0;
}
void apply_item(F func, cons<E>, cons<NextSet> ns, cons<Sets>... tail) {
Forwarder<F, E> forwarder(func);
apply_set(forwarder, ns, tail...);
}
