ngircd-tor/src/ngircd/conn.h

152 lines
4.4 KiB
C

/*
* ngIRCd -- The Next Generation IRC Daemon
* Copyright (c)2001-2011 Alexander Barton (alex@barton.de) and Contributors.
*
* 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.
* Please read the file COPYING, README and AUTHORS for more information.
*/
#ifndef __conn_h__
#define __conn_h__
/**
* @file
* Connection management (header)
*/
#include <time.h> /* for time_t, see below */
/*
* connection state flags. this is a bitmask -- all values must
* be unique and a power of two.
*
* If you introduce new ones in between, make sure to adjust all
* remaining ones.
*/
#define CONN_ISCLOSING 1 /* Conn_Close() already called */
#define CONN_ISCONNECTING 2 /* connect() in progress */
#define CONN_RFC1459 4 /* RFC 1459 compatibility mode */
#ifdef ZLIB
#define CONN_ZIP 8 /* zlib compressed link */
#endif
#include "conf-ssl.h"
#ifdef SSL_SUPPORT
#define CONN_SSL_CONNECT 16 /* wait for ssl connect to finish */
#define CONN_SSL 32 /* this connection is SSL encrypted */
#define CONN_SSL_WANT_WRITE 64 /* SSL/TLS library needs to write protocol data */
#define CONN_SSL_WANT_READ 128 /* SSL/TLS library needs to read protocol data */
#define CONN_SSL_FLAGS_ALL (CONN_SSL_CONNECT|CONN_SSL|CONN_SSL_WANT_WRITE|CONN_SSL_WANT_READ)
#endif
typedef long CONN_ID;
#include "client.h"
#include "proc.h"
#ifdef CONN_MODULE
#include "defines.h"
#include "array.h"
#include "tool.h"
#include "ng_ipaddr.h"
#ifdef ZLIB
#include <zlib.h>
typedef struct _ZipData
{
z_stream in; /* "Handle" for input stream */
z_stream out; /* "Handle" for output stream */
array rbuf; /* Read buffer (compressed) */
array wbuf; /* Write buffer (uncompressed) */
long bytes_in, bytes_out; /* Counter for statistics (uncompressed!) */
} ZIPDATA;
#endif /* ZLIB */
typedef struct _Connection
{
int sock; /* Socket handle */
ng_ipaddr_t addr; /* Client address */
PROC_STAT proc_stat; /* Status of resolver process */
char host[HOST_LEN]; /* Hostname */
array rbuf; /* Read buffer */
array wbuf; /* Write buffer */
time_t signon; /* Signon ("connect") time */
time_t lastdata; /* Last activity */
time_t lastping; /* Last PING */
time_t lastprivmsg; /* Last PRIVMSG */
time_t delaytime; /* Ignore link ("penalty") */
long bytes_in, bytes_out; /* Received and sent bytes */
long msg_in, msg_out; /* Received and sent IRC messages */
int flag; /* Flag (see "irc-write" module) */
UINT16 options; /* Link options / connection state */
UINT16 bps; /* bytes processed within last second */
CLIENT *client; /* pointer to client structure */
#ifdef ZLIB
ZIPDATA zip; /* Compression information */
#endif /* ZLIB */
#ifdef SSL_SUPPORT
struct ConnSSL_State ssl_state; /* SSL/GNUTLS state information */
#endif
#ifndef STRICT_RFC
long auth_ping; /** PING response expected on login */
#endif
} CONNECTION;
GLOBAL CONNECTION *My_Connections;
GLOBAL CONN_ID Pool_Size;
GLOBAL long WCounter;
#endif /* CONN_MODULE */
GLOBAL void Conn_Init PARAMS((void ));
GLOBAL void Conn_Exit PARAMS(( void ));
GLOBAL void Conn_CloseAllSockets PARAMS((int ExceptOf));
GLOBAL unsigned int Conn_InitListeners PARAMS(( void ));
GLOBAL void Conn_ExitListeners PARAMS(( void ));
GLOBAL void Conn_Handler PARAMS(( void ));
GLOBAL bool Conn_WriteStr PARAMS(( CONN_ID Idx, const char *Format, ... ));
GLOBAL void Conn_Close PARAMS(( CONN_ID Idx, const char *LogMsg, const char *FwdMsg, bool InformClient ));
GLOBAL void Conn_SyncServerStruct PARAMS(( void ));
GLOBAL CONN_ID Conn_GetFromProc PARAMS((int fd));
GLOBAL CLIENT* Conn_GetClient PARAMS((CONN_ID i));
GLOBAL PROC_STAT* Conn_GetProcStat PARAMS((CONN_ID i));
#ifdef SSL_SUPPORT
GLOBAL bool Conn_GetCipherInfo PARAMS((CONN_ID Idx, char *buf, size_t len));
GLOBAL bool Conn_UsesSSL PARAMS((CONN_ID Idx));
#else
static inline bool
Conn_UsesSSL(UNUSED CONN_ID Idx)
{ return false; }
#endif
GLOBAL const char *Conn_GetIPAInfo PARAMS((CONN_ID Idx));
GLOBAL long Conn_Count PARAMS((void));
GLOBAL long Conn_CountMax PARAMS((void));
GLOBAL long Conn_CountAccepted PARAMS((void));
#ifndef STRICT_RFC
GLOBAL long Conn_GetAuthPing PARAMS((CONN_ID Idx));
GLOBAL void Conn_SetAuthPing PARAMS((CONN_ID Idx, long ID));
#endif
#ifdef DEBUG
GLOBAL void Conn_DebugDump PARAMS((void));
#endif
#endif
/* -eof- */