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#ifndef RBX_WINDOWS
#include <sys/select.h>
#endif
#include <vector>
#include "auxiliary_threads.hpp"
#include "gc/managed.hpp"
#include "util/thread.hpp"
#include "windows_compat.h"
namespace rubinius {
class SharedState;
namespace agent {
class VariableAccess;
class Output;
}
class QueryAgent : public AuxiliaryThread, public Lockable {
struct Client {
enum State {
eUnknown,
eWaitingAuth,
eRunning
} state;
int socket;
int auth_key;
Client(int s)
: state(eUnknown)
, socket(s)
, auth_key(0)
{}
void set_running() {
state = eRunning;
}
bool needs_auth_p() {
return state == eWaitingAuth;
}
void begin_auth(int key) {
auth_key = key;
state = eWaitingAuth;
}
};
class Thread : public utilities::thread::Thread {
private:
QueryAgent* agent_;
bool exit_;
public:
Thread(QueryAgent* agent);
void stop();
virtual void perform();
};
private:
SharedState& shared_;
Thread* thread_;
int port_;
int server_fd_;
bool verbose_;
fd_set fds_;
int max_fd_;
int control_[2];
int loopback_[2];
int a2r_[2];
int r2a_[2];
std::vector<Client> sockets_;
agent::VariableAccess* vars_;
bool local_only_;
bool use_password_;
std::string password_;
uint32_t tmp_key_;
const static int cBackLog = 10;
public:
QueryAgent(STATE);
virtual ~QueryAgent();
void set_verbose() {
verbose_ = true;
}
int port() {
return port_;
}
fd_set fds() {
return fds_;
}
int max_fd() {
return max_fd_;
}
int server_fd() {
return server_fd_;
}
bool local_only() {
return local_only_;
}
bool use_password() {
return use_password_;
}
bool verbose() {
return verbose_;
}
uint32_t incr_tmp_key() {
return tmp_key_++;
}
void add_socket(Client client) {
sockets_.push_back(client);
}
void add_fd(int fd) {
FD_SET((int_fd_t)fd, &fds_);
if(fd > max_fd_) max_fd_ = fd;
}
void remove_fd(int fd) {
FD_CLR((int_fd_t)fd, &fds_);
}
int loopback_socket() {
return loopback_[1];
}
int read_control() {
return control_[0];
}
int write_control() {
return control_[1];
}
int a2r_agent() {
return a2r_[1];
}
int a2r_ruby() {
return a2r_[0];
}
int r2a_agent() {
return r2a_[0];
}
int r2a_ruby() {
return r2a_[1];
}
void initialize(STATE);
void start_thread(STATE);
void stop_thread(STATE);
void wakeup(STATE);
bool setup_local();
bool bind(int port);
void make_discoverable();
bool check_password(Client& client);
bool check_file_auth(Client& client);
bool process_commands(Client& client);
bool process_clients(fd_set fds);
void cleanup();
void shutdown(STATE);
void before_exec(STATE);
void after_exec(STATE);
void before_fork(STATE);
void after_fork_parent(STATE);
void after_fork_child(STATE);
};
}
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