/*
* ngIRCd -- The Next Generation IRC Daemon
- * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
+ * 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.
- *
- * $Id: conn.h,v 1.29 2002/12/30 17:14:59 alex Exp $
- *
- * Connection management (header)
*/
-
#ifndef __conn_h__
#define __conn_h__
+/**
+ * @file
+ * Connection management (header)
+ */
-#include <time.h> /* wg. time_t, s.u. */
-
+#include <time.h> /* for time_t, see below */
-#ifdef USE_ZLIB
-#define CONN_ZIP 4 /* Kompression mit zlib */
+/*
+ * 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"
-typedef INT CONN_ID;
+#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 int CONN_ID;
+#include "client.h"
+#include "proc.h"
#ifdef CONN_MODULE
#include "defines.h"
-#include "resolve.h"
+#include "array.h"
+#include "tool.h"
+#include "ng_ipaddr.h"
-#ifdef USE_ZLIB
+#ifdef ZLIB
#include <zlib.h>
typedef struct _ZipData
{
z_stream in; /* "Handle" for input stream */
z_stream out; /* "Handle" for output stream */
- CHAR rbuf[READBUFFER_LEN]; /* Read buffer */
- INT rdatalen; /* Length of data in read buffer (compressed) */
- CHAR wbuf[WRITEBUFFER_LEN]; /* Write buffer */
- INT wdatalen; /* Length of data in write buffer (uncompressed) */
- LONG bytes_in, bytes_out; /* Counter for statistics (uncompressed!) */
+ array rbuf; /* Read buffer (compressed) */
+ array wbuf; /* Write buffer (uncompressed) */
+ long bytes_in, bytes_out; /* Counter for statistics (uncompressed!) */
} ZIPDATA;
-#endif /* USE_ZLIB */
+#endif /* ZLIB */
typedef struct _Connection
{
- INT sock; /* Socket handle */
- struct sockaddr_in addr; /* Client address */
- RES_STAT *res_stat; /* Status of resolver process, if any */
- CHAR host[HOST_LEN]; /* Hostname */
- CHAR rbuf[READBUFFER_LEN]; /* Read buffer */
- INT rdatalen; /* Length of data in read buffer */
- CHAR wbuf[WRITEBUFFER_LEN]; /* Write buffer */
- INT wdatalen; /* Length of data in write buffer */
- time_t starttime; /* Start time of link */
+ int sock; /* Socket handle */
+ ng_ipaddr_t addr; /* Client address */
+ PROC_STAT proc_stat; /* Status of resolver process */
+ char host[HOST_LEN]; /* Hostname */
+ char *pwd; /* password received of the client */
+ 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) */
- INT options; /* Link options */
-#ifdef USE_ZLIB
+ 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 /* USE_ZLIB */
+#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;
+GLOBAL long WCounter;
#endif /* CONN_MODULE */
-GLOBAL VOID Conn_Init PARAMS((VOID ));
-GLOBAL VOID Conn_Exit PARAMS(( VOID ));
+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 INT Conn_InitListeners PARAMS(( VOID ));
-GLOBAL VOID Conn_ExitListeners PARAMS(( VOID ));
+GLOBAL void Conn_Handler PARAMS(( void ));
-GLOBAL BOOLEAN Conn_NewListener PARAMS(( CONST UINT Port ));
+GLOBAL bool Conn_WriteStr PARAMS(( CONN_ID Idx, const char *Format, ... ));
-GLOBAL VOID Conn_Handler PARAMS(( VOID ));
+GLOBAL char* Conn_Password PARAMS(( CONN_ID Idx ));
+GLOBAL void Conn_SetPassword PARAMS(( CONN_ID Idx, const char *Pwd ));
-GLOBAL BOOLEAN Conn_Write PARAMS(( CONN_ID Idx, CHAR *Data, INT Len ));
-GLOBAL BOOLEAN Conn_WriteStr PARAMS(( CONN_ID Idx, CHAR *Format, ... ));
+GLOBAL void Conn_Close PARAMS(( CONN_ID Idx, const char *LogMsg, const char *FwdMsg, bool InformClient ));
-GLOBAL VOID Conn_Close PARAMS(( CONN_ID Idx, CHAR *LogMsg, CHAR *FwdMsg, BOOLEAN 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));
-GLOBAL INT Conn_MaxFD;
+#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- */
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