From 7ea0e34f85c21fc57be15fcc53bee49f8b7d4f84 Mon Sep 17 00:00:00 2001
From: stskeeps <devnull@localhost>
Date: Tue, 13 May 2003 09:12:59 +0000
Subject: [PATCH] - Committed little de-Fizzer module to extras/

---
 Changes           |   1 +
 extras/defizzer.c | 151 ++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 152 insertions(+)
 create mode 100644 extras/defizzer.c

diff --git a/Changes b/Changes
index 63bf9560b..b4a4875f5 100644
--- a/Changes
+++ b/Changes
@@ -2166,3 +2166,4 @@ seen. gmtime warning still there
 - Code cleanup (sys_errlist[])
 - Fixed a crash in SVSMOTD that could occur if invalid parameters were used. Reported by 
   emigrant
+- Committed little de-Fizzer module to extras/
diff --git a/extras/defizzer.c b/extras/defizzer.c
new file mode 100644
index 000000000..294bd8645
--- /dev/null
+++ b/extras/defizzer.c
@@ -0,0 +1,151 @@
+/*
+ * Defizzer, 3rd party module for Unreal3.2-beta15 and up
+ * (C) Carsten V. Munk 2003 <stskeeps@tspre.org>
+ * You can do everything you desire with this module, under the condition that if you 
+ * meet the author, you must buy him a drink of his choice.
+ * Copyright notice must ALWAYS stay in place.
+ *
+ * Removes unidented fizzer clients from the network pre-local-connect
+*/
+#include "config.h"
+#include "struct.h"
+#include "common.h"
+#include "sys.h"
+#include "numeric.h"
+#include "msg.h"
+#include "channel.h"
+#include <time.h>
+#include <sys/stat.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#ifdef _WIN32
+#include <io.h>
+#endif
+#include <fcntl.h>
+#include "h.h"
+#ifdef STRIPBADWORDS
+#include "badwords.h"
+#endif
+#ifdef _WIN32
+#include "version.h"
+#endif
+DLLFUNC int h_defizzer_connect(aClient *sptr);
+
+static Hook *LocConnect = NULL;
+ModuleInfo DefizzerModInfo;
+
+#ifndef DYNAMIC_LINKING
+ModuleHeader defizzer_Header
+#else
+#define defizzer_Header Mod_Header
+ModuleHeader Mod_Header
+#endif
+  = {
+	"defizzer",	/* Name of module */
+	"$Id$", /* Version */
+	"de-Fizzer", /* Short description of module */
+	"3.2-b8-1",
+	NULL 
+    };
+
+
+/* The purpose of these ifdefs, are that we can "static" link the ircd if we
+ * want to
+*/
+
+/* This is called on module init, before Server Ready */
+#ifdef DYNAMIC_LINKING
+DLLFUNC int	Mod_Init(ModuleInfo *modinfo)
+#else
+int    defizzer_Init(ModuleInfo *modinfo)
+#endif
+{
+	bcopy(modinfo,&DefizzerModInfo,modinfo->size);
+	LocConnect = HookAddEx(DefizzerModInfo.handle, HOOKTYPE_PRE_LOCAL_CONNECT, h_defizzer_connect);
+	return MOD_SUCCESS;
+}
+
+/* Is first run when server is 100% ready */
+#ifdef DYNAMIC_LINKING
+DLLFUNC int	Mod_Load(int module_load)
+#else
+int    defizzer_Load(int module_load)
+#endif
+{
+}
+
+
+/* Called when module is unloaded */
+#ifdef DYNAMIC_LINKING
+DLLFUNC int	Mod_Unload(int module_unload)
+#else
+int	defizzer_Unload(int module_unload)
+#endif
+{
+	HookDel(LocConnect);
+	return MOD_SUCCESS;
+}
+static void ban_fizzer(aClient *cptr)
+{
+	int i;
+	aClient *acptr;
+	char hostip[128], mo[100], mo2[100];
+	char *tkllayer[9] = {
+		me.name,	/*0  server.name */
+		"+",		/*1  +|- */
+		"z",		/*2  G   */
+		"*",		/*3  user */
+		NULL,		/*4  host */
+		NULL,
+		NULL,		/*6  expire_at */
+		NULL,		/*7  set_at */
+		NULL		/*8  reason */
+	};
+
+	strlcpy(hostip, Inet_ia2p(&cptr->ip), sizeof(hostip));
+
+	tkllayer[4] = hostip;
+	tkllayer[5] = me.name;
+	ircsprintf(mo, "%li", 86400 + TStime());
+	ircsprintf(mo2, "%li", TStime());
+	tkllayer[6] = mo;
+	tkllayer[7] = mo2;
+	tkllayer[8] = "Fizzer";
+	m_tkl(&me, &me, 9, tkllayer);
+	return;
+}
+
+DLLFUNC int h_defizzer_connect(aClient *sptr)
+{
+	char user[USERLEN + 1];
+	char *infobackup;
+	char *s1, *s2;
+
+	/*
+	 * Algorithm is basically like this, inspired by Zaphod:
+	 * Exchange first word with second in realname, prepend with 
+	 * ~, then add in second word and first word upto limit of username.
+	 * sounds fun?
+	*/
+	infobackup = strdup(sptr->info);
+	if (!(s1 = strtok(infobackup, " ")))
+	{
+		free(infobackup);
+		return 0;
+	}		
+	if (!(s2 = strtok(NULL, " ")))
+	{
+		free(infobackup);
+		return 0;
+	}		
+	snprintf(user, sizeof(user), "~%s%s", s2, s1);
+	free(infobackup);	
+	if (!strcmp(user, sptr->user->username))
+	{
+		ircstp->is_ref++;
+		ban_fizzer(sptr);			
+		return exit_client(sptr, sptr, &me, "Fizzer client");
+	}	
+	return 0;
+}
\ No newline at end of file