/* -*- c++ -*- */
/* $Id: Config.h,v 1.1 1999/02/22 02:40:46 mahara Exp $ */
#ifndef __config_h_
#define __config_h_

#include <stdio.h>

#ifndef NO_SSL
#include <ssl.h>
#include <err.h>
#include <x509.h>
#include <rsa.h>
#endif /* !NO_SSL */

#include "common.h"
#include "acl.h"
#include "portinfo.h"
#include "log.h"
#include "Socket.h"

class Config {
public:
  int log_level;
  int read_timeout;
  int max_connection;
  int deny_wait;
  int spare_servers;
  int do_fork;
  char access_log[FILENAMELEN];
  char error_log[FILENAMELEN];
  PortinfoList accept_port;
  PortinfoList connect_port;
  ACLList acl;
  char CA_cert_file[FILENAMELEN];
  char CA_cert_path[FILENAMELEN];
  char client_cert_file[FILENAMELEN];
  int service_type;

  /* ----------------------------------------------------------------- */
  Config *parent, *next;
  /* ----------------------------------------------------------------- */
  Logger *alogp; /* pointer to access log object */
  Logger *elogp; /* pointer to error log object */
  int f_open_access_log; /* 1 : alogp was created by this object */
  int f_open_error_log;  /* 1 : elogp was created by this object */

  SOCKADDR_IN sa_accept, sa_connect;
  SOCKET soc_accept;
#ifndef NO_SSL
  SSL_CTX *ctx_accept;
  SSL_CTX *ctx_connect;
  X509 *CA_X509;
  RSA  *CA_RSA;
#endif /* NO_SSL */
  Portinfo *connectp;
  char servicename[80];
  /* ----------------------------------------------------------------- */
  Config(char *name = 0);
  ~Config();

  void debug();
  void setNext(Config *obj);
  int init();
  int readFile(char *filename);
  int canStart() {
    return (accept_port.isEnable() && connect_port.isEnable()) ? 1 : 0;
  }
  int start();
  int _accept(int flag = FALSE);
  void stop();
  int makeCert(char *name, time_t days, int bits);

protected:
  int parse(FILE *fp);
  int createAcceptSocket();
  int createConnectSocket();
  void closeClientSocket(int csoc, SOCKADDR_IN *sap);
  void closeServerSocket(int ssoc, SOCKADDR_IN *sap);
  int openAccessLog();
  int openErrorLog();
  void listen();
#ifndef NO_SSL
  SSL *acceptSSL(SOCKET csoc);
  SSL *connectSSL(SOCKET ssoc);
  void PUTSSLERR();
#endif /* !NO_SSL */
  int relay(Socket *c, Socket *s);
  int initAccept();
  int initConnect(Portinfo *cp);
  int createSpareServer();
};

#ifndef NO_SSL
int initSSL();
#endif /* NO_SSL */

#endif /* __config_h__ */