1 /*
2  * ngIRCd -- The Next Generation IRC Daemon
3  * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
4  *
5  * This program is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU General Public License as published by
7  * the Free Software Foundation; either version 2 of the License, or
8  * (at your option) any later version.
9  * Please read the file COPYING, README and AUTHORS for more information.
10  *
11  * $Id: conn.h,v 1.35 2005/06/12 16:28:55 alex Exp $
12  *
13  * Connection management (header)
14  */
15 
16 
17 #ifndef __conn_h__
18 #define __conn_h__
19 
20 
21 #include <time.h>			/* for time_t, see below */
22 
23 
24 #define CONN_ISCLOSING		1U	/* Conn_Close() already called */
25 #define CONN_ISCONNECTING	2U	/* connect() in progress */
26 
27 #ifdef ZLIB
28 #define CONN_ZIP		4U	/* zlib compressed link */
29 #endif
30 
31 
32 typedef int CONN_ID;
33 
34 
35 #ifdef CONN_MODULE
36 
37 #include "defines.h"
38 #include "resolve.h"
39 
40 #ifdef ZLIB
41 #include <zlib.h>
42 typedef struct _ZipData
43 {
44 	z_stream in;			/* "Handle" for input stream */
45 	z_stream out;			/* "Handle" for output stream */
46 	char rbuf[READBUFFER_LEN];	/* Read buffer */
47 	int rdatalen;			/* Length of data in read buffer (compressed) */
48 	char wbuf[WRITEBUFFER_LEN];	/* Write buffer */
49 	int wdatalen;			/* Length of data in write buffer (uncompressed) */
50 	long bytes_in, bytes_out;	/* Counter for statistics (uncompressed!) */
51 } ZIPDATA;
52 #endif /* ZLIB */
53 
54 typedef struct _Connection
55 {
56 	int sock;			/* Socket handle */
57 	struct sockaddr_in addr;	/* Client address */
58 	RES_STAT *res_stat;		/* Status of resolver process, if any */
59 	char host[HOST_LEN];		/* Hostname */
60 	char rbuf[READBUFFER_LEN];	/* Read buffer */
61 	int rdatalen;			/* Length of data in read buffer */
62 	char wbuf[WRITEBUFFER_LEN];	/* Write buffer */
63 	int wdatalen;			/* Length of data in write buffer */
64 	time_t lastdata;		/* Last activity */
65 	time_t lastping;		/* Last PING */
66 	time_t lastprivmsg;		/* Last PRIVMSG */
67 	time_t delaytime;		/* Ignore link ("penalty") */
68 	long bytes_in, bytes_out;	/* Received and sent bytes */
69 	long msg_in, msg_out;		/* Received and sent IRC messages */
70 	int flag;			/* Flag (see "irc-write" module) */
71 	UINT16 options;			/* Link options / connection state */
72 #ifdef ZLIB
73 	ZIPDATA zip;			/* Compression information */
74 #endif  /* ZLIB */
75 } CONNECTION;
76 
77 GLOBAL CONNECTION *My_Connections;
78 GLOBAL CONN_ID Pool_Size;
79 GLOBAL long WCounter;
80 
81 #endif /* CONN_MODULE */
82 
83 
84 GLOBAL void Conn_Init PARAMS((void ));
85 GLOBAL void Conn_Exit PARAMS(( void ));
86 
87 GLOBAL int Conn_InitListeners PARAMS(( void ));
88 GLOBAL void Conn_ExitListeners PARAMS(( void ));
89 
90 GLOBAL bool Conn_NewListener PARAMS(( const UINT16 Port ));
91 
92 GLOBAL void Conn_Handler PARAMS(( void ));
93 
94 GLOBAL bool Conn_Write PARAMS(( CONN_ID Idx, char *Data, int Len ));
95 GLOBAL bool Conn_WriteStr PARAMS(( CONN_ID Idx, char *Format, ... ));
96 
97 GLOBAL void Conn_Close PARAMS(( CONN_ID Idx, char *LogMsg, char *FwdMsg, bool InformClient ));
98 
99 GLOBAL void Conn_SyncServerStruct PARAMS(( void ));
100 
101 GLOBAL int Conn_MaxFD;
102 
103 
104 #endif
105 
106 
107 /* -eof- */