int main(int argc, char** argv) {
if (argc < 2) return 1;
std::string input_fn(argv[1]); std::ifstream input(input_fn.c_str());
std::string base_fn(input_fn.substr(0, input_fn.size() - 3));
std::string err; int ret;
if (input_fn.rfind(".bf") != input_fn.size() - 3) return 2;
llvm::Module * module = compile_ir(input);
if (!module) return 3;
llvm::raw_fd_ostream out_ll((base_fn + ".ll").c_str(), err);
if (!err.empty()) return 4;
module->print(out_ll, nullptr);
std::printf(("Outputting to " + base_fn + ".s ...\n").c_str());
ret = std::system(("llc -O3 " + base_fn + ".ll").c_str());
if (ret) return 5;
std::printf(("Outputting to " + base_fn + ".o ...\n").c_str());
ret = std::system(("as " + base_fn + ".s -o " + base_fn + ".o").c_str());
if (ret) return 6;
std::printf(("Outputting to " + base_fn + ".exe ...\n").c_str());
ret = std::system(("gcc -O3 " + base_fn + ".o -o " + base_fn + ".exe").c_str());
if (ret) return 7;
}
/*
* Iterate the TLS state machine
*/
void TLS_Server::state_machine()
{
byte rec_type = CONNECTION_CLOSED;
SecureVector<byte> record(1024);
size_t bytes_needed = reader.get_record(rec_type, record);
while(bytes_needed)
{
size_t to_get = std::min<size_t>(record.size(), bytes_needed);
size_t got = input_fn(&record[0], to_get);
if(got == 0)
{
rec_type = CONNECTION_CLOSED;
break;
}
reader.add_input(&record[0], got);
bytes_needed = reader.get_record(rec_type, record);
}
if(rec_type == CONNECTION_CLOSED)
{
active = false;
reader.reset();
writer.reset();
}
else if(rec_type == APPLICATION_DATA)
{
if(active)
read_buf.write(&record[0], record.size());
else
throw Unexpected_Message("Application data before handshake done");
}
else if(rec_type == HANDSHAKE || rec_type == CHANGE_CIPHER_SPEC)
read_handshake(rec_type, record);
else if(rec_type == ALERT)
{
Alert alert(record);
if(alert.is_fatal() || alert.type() == CLOSE_NOTIFY)
{
if(alert.type() == CLOSE_NOTIFY)
writer.alert(WARNING, CLOSE_NOTIFY);
reader.reset();
writer.reset();
active = false;
}
}
else
throw Unexpected_Message("Unknown message type received");
}