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/*
* ProFTPD - FTP server daemon
* Copyright (c) 1997, 1998 Public Flood Software
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*/
/* BSD socket manipulation tools.
*
* $Id: inet.h,v 1.2 1999/09/17 03:56:55 macgyver Exp $
*/
#ifndef __INET_H
#define __INET_H
/* connection modes */
#define CM_NONE 0
#define CM_LISTEN 1
#define CM_OPEN 2
#define CM_ACCEPT 3
#define CM_CONNECT 4
#define CM_CLOSED 5
#define CM_ERROR 6
#ifndef INADDR_ANY
#define INADDR_ANY ((unsigned long int) 0x00000000)
#endif
#ifndef INPORT_ANY
#define INPORT_ANY 0
#endif
#ifndef U32BITS
#define U32BITS 0xffffffff
#endif
/* connection structure */
typedef struct conn_struc {
pool *pool;
int mode; /* Current connection mode */
int listen_fd; /* Listening file descriptor */
int rcvbuf,sndbuf; /* Socket recv and send sizes */
int xerrno; /* Set to error if mode == CM_ERROR */
array_header *iplist;
int niplist; /* IPs we are listening to */
int rfd,wfd; /* Read and write fds */
IOFILE *inf,*outf; /* Input/Output streams */
p_in_addr_t *remote_ipaddr; /* Remote address of connection */
int remote_port; /* Remote port of connection */
p_in_addr_t *local_ipaddr; /* Local side of connection */
int local_port; /* Local port */
char *remote_name; /* Remote FQDN */
} conn_t;
/* Prototypes */
void init_inet();
void clear_inet_pool();
int inet_reverse_dns(pool*,int);
int inet_getservport(pool*,char *serv,char *proto);
char *inet_validate(char *buf);
char *inet_gethostname(pool*);
char *inet_fqdn(pool*,const char*);
p_in_addr_t *inet_getaddr(pool*,char*);
char *inet_ascii(pool*,p_in_addr_t*);
char *inet_getname(pool*,p_in_addr_t*);
conn_t *inet_copy_connection(pool*,conn_t*);
int inet_prebind_socket(pool*,p_in_addr_t*,int);
conn_t *inet_create_dup_connection(pool*,xaset_t*,int,p_in_addr_t*);
conn_t *inet_create_connection(pool*,xaset_t *servers,int fd,
p_in_addr_t *bind_addr,int port,int retry_bind);
void inet_close(pool*,conn_t*);
int inet_setnonblock(pool*,conn_t*);
int inet_setblock(pool*,conn_t*);
int inet_setoptions(pool*,conn_t*,int rcvbuf,int sndbuf);
int inet_set_proto_options(pool*,conn_t*,int,int,int,int);
int inet_setasync(pool*,conn_t*);
int inet_listen(pool*,conn_t*,int);
int inet_resetlisten(pool*,conn_t*);
int inet_accept_nowait(pool*,conn_t*);
int inet_connect(pool*,conn_t*,p_in_addr_t*,int);
int inet_connect_nowait(pool*,conn_t*,p_in_addr_t*,int);
int inet_get_conn_info(conn_t*,int);
conn_t *inet_accept(pool*,conn_t*,int rfd,int wfd,int resolve);
conn_t *inet_associate(pool*,conn_t*,p_in_addr_t *addr,
IOFILE *inf, IOFILE *outf,int resolve);
conn_t *inet_openrw(pool*,conn_t*,p_in_addr_t *addr,
int fd,int rfd,int wfd,int resolve);
#endif /* __INET_H */
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