From 620e60eebce2c1f35c5c9a82f6ca365b316587f5 Mon Sep 17 00:00:00 2001
From: Valaris <Valaris@54d463be-8e91-2dee-dedb-b68131a5f0ec>
Date: Sun, 29 Jan 2006 16:10:48 +0000
Subject: AS OF SVN REV. 5901, WE ARE NOW USING TRUNK.  ALL UNTESTED
 BUGFIXES/FEATURES GO INTO TRUNK. IF YOU HAVE A WORKING AND TESTED BUGFIX PUT
 IT INTO STABLE AS WELL AS TRUNK.  EVERYTHING ELSE GOES INTO TRUNK AND WILL BE
 MERGED INTO STABLE BY VALARIS AND WIZPUTER. -- VALARIS

git-svn-id: https://rathena.svn.sourceforge.net/svnroot/rathena/trunk@5094 54d463be-8e91-2dee-dedb-b68131a5f0ec
---
 src/plugins/Makefile  |  46 ++++
 src/plugins/gui.c     | 101 +++++++
 src/plugins/gui.txt   |  15 +
 src/plugins/httpd.c   | 751 ++++++++++++++++++++++++++++++++++++++++++++++++++
 src/plugins/httpd.h   | 107 +++++++
 src/plugins/httpd.txt |  20 ++
 src/plugins/pid.c     |  54 ++++
 src/plugins/sample.c  |  77 ++++++
 src/plugins/sig.c     | 211 ++++++++++++++
 src/plugins/upnp.txt  |  31 +++
 10 files changed, 1413 insertions(+)
 create mode 100644 src/plugins/Makefile
 create mode 100644 src/plugins/gui.c
 create mode 100644 src/plugins/gui.txt
 create mode 100644 src/plugins/httpd.c
 create mode 100644 src/plugins/httpd.h
 create mode 100644 src/plugins/httpd.txt
 create mode 100644 src/plugins/pid.c
 create mode 100644 src/plugins/sample.c
 create mode 100644 src/plugins/sig.c
 create mode 100644 src/plugins/upnp.txt

(limited to 'src/plugins')

diff --git a/src/plugins/Makefile b/src/plugins/Makefile
new file mode 100644
index 000000000..430f632be
--- /dev/null
+++ b/src/plugins/Makefile
@@ -0,0 +1,46 @@
+
+OBJECTS = sample.dll sig.dll pid.dll gui.dll upnp.dll httpd.dll
+
+ifdef CYGWIN
+   PLUGINEXT = dll
+else
+   PLUGINEXT = so
+endif
+
+PLUGINS = $(OBJECTS:%.dll=%.$(PLUGINEXT))
+COMMON_H = ../common/plugin.h
+
+txt sql all: $(PLUGINS)
+
+%.$(PLUGINEXT): %.c
+	$(CC) $(CFLAGS) -shared -o ../../plugins/$@ $<
+	@touch $@
+
+httpd.$(PLUGINEXT): httpd.c
+	$(CC) $(CFLAGS) -shared -o ../../plugins/$@ $< \
+	../common/obj/minimalloc.o ../common/obj/db.o ../common/obj/showmsg.o \
+	../common/obj/utils.o
+	@touch $@
+
+gui.$(PLUGINEXT): ../../plugins/gui.conf
+httpd.$(PLUGINEXT): ../../plugins/httpd.conf
+upnp.$(PLUGINEXT): ../../plugins/upnp.conf
+
+../../plugins/%.conf: %.txt
+	cp -r $< $@
+
+../../plugins/gui.conf: gui.txt
+../../plugins/httpd.conf: httpd.txt
+../../plugins/upnp.conf: upnp.txt
+
+depend:
+	makedepend -fGNUmakefile -o.$(PLUGINEXT) -Y. -Y../common *.c
+clean:
+	rm -rf $(PLUGINS)
+
+# DO NOT DELETE
+
+sample.$(PLUGINEXT): sample.c $(COMMON_H)
+sig.$(PLUGINEXT): sig.c $(COMMON_H)
+pid.$(PLUGINEXT): pid.c $(COMMON_H)
+gui.$(PLUGINEXT): gui.c $(COMMON_H)
diff --git a/src/plugins/gui.c b/src/plugins/gui.c
new file mode 100644
index 000000000..6c9a8d85c
--- /dev/null
+++ b/src/plugins/gui.c
@@ -0,0 +1,101 @@
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include "../common/plugin.h"
+//Needed for strcmpi
+#include "../common/mmo.h"
+
+// "I'm Alive" and "Flush stdout" Originally by Mugendai
+// Ported to plugin by Celest
+
+PLUGIN_INFO = {
+	"AthenaGUI",
+	PLUGIN_CORE,
+	"1.0",
+	PLUGIN_VERSION,
+	"Core plugin for Athena GUI functions"
+};
+
+PLUGIN_EVENTS_TABLE = {
+	{ "gui_init", "Plugin_Init" },
+	{ NULL, NULL }
+};
+
+unsigned int (*gettick)();
+int (*add_timer_func_list)(int (*)(int,unsigned int,int,int),char*);
+int (*add_timer_interval)(unsigned int,int (*)(int,unsigned int,int,int),int,int,int);
+
+//-----------------------------------------------------
+//I'm Alive Alert
+//Used to output 'I'm Alive' every few seconds
+//Intended to let frontends know if the app froze
+//-----------------------------------------------------
+int imalive_timer(int tid, unsigned int tick, int id, int data){
+	printf("I'm Alive\n");
+	return 0;
+}
+
+//-----------------------------------------------------
+//Flush stdout
+//stdout buffer needs flushed to be seen in GUI
+//-----------------------------------------------------
+int flush_timer(int tid, unsigned int tick, int id, int data){
+	fflush(stdout);
+	return 0;
+}
+
+void gui_init ()
+{
+	char line[1024], w1[1024], w2[1024];
+	int flush_on = 0;
+	int flush_time = 100;
+	int imalive_on = 0;
+	int imalive_time = 30;
+	char **argv;
+	int *argc;
+	FILE *fp;
+	int i;
+
+	IMPORT_SYMBOL(argc, 2);
+	IMPORT_SYMBOL(argv, 3);
+	IMPORT_SYMBOL(gettick, 5);
+	IMPORT_SYMBOL(add_timer_interval, 8);
+	IMPORT_SYMBOL(add_timer_func_list, 9);
+
+	do {
+		fp = fopen("plugins/gui.conf","r");
+		if (fp == NULL)
+			break;
+
+		while(fgets(line, sizeof(line) -1, fp)) {
+			if (line[0] == '/' && line[1] == '/')
+				continue;
+			if (sscanf(line, "%[^:]: %[^\r\n]", w1, w2) == 2) {
+				if(strcmpi(w1,"imalive_on")==0){
+					imalive_on = atoi(w2);
+				} else if(strcmpi(w1,"imalive_time")==0){
+					imalive_time = atoi(w2);
+				} else if(strcmpi(w1,"flush_on")==0){
+					flush_on = atoi(w2);
+				} else if(strcmpi(w1,"flush_time")==0){
+					flush_time = atoi(w2);
+				}
+			}
+		}
+		fclose(fp);
+	} while (0);
+
+	for (i = 1; i < *argc ; i++)
+		if (strcmp(argv[i], "--gui") == 0)
+			flush_on = imalive_on = 1;
+
+	if (flush_on) {
+		add_timer_func_list(flush_timer, "flush_timer");
+		add_timer_interval(gettick()+1000,flush_timer,0,0,flush_time);
+	}
+	if (imalive_on) {
+		add_timer_func_list(imalive_timer, "imalive_timer");
+		add_timer_interval(gettick()+10, imalive_timer,0,0,imalive_time*1000);
+	}
+}
diff --git a/src/plugins/gui.txt b/src/plugins/gui.txt
new file mode 100644
index 000000000..87f5ac742
--- /dev/null
+++ b/src/plugins/gui.txt
@@ -0,0 +1,15 @@
+//
+// GUI Plugin Configuration
+//
+
+// Enable I'm Alive?
+imalive_on: 0
+
+// How often to display I'm Alive (in seconds)
+imalive_time: 30
+
+// Enable GUI flushing for Mugendai's GUI?
+flush_on: 0
+
+// How often to flush the buffer on-screen (in seconds)
+flush_time: 60
\ No newline at end of file
diff --git a/src/plugins/httpd.c b/src/plugins/httpd.c
new file mode 100644
index 000000000..de994766f
--- /dev/null
+++ b/src/plugins/httpd.c
@@ -0,0 +1,751 @@
+
+#ifdef __WIN32
+#include <windows.h>
+#else
+#include <unistd.h>
+#endif
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "../common/db.h"
+//mmo required for definition of stricmp
+#include "../common/mmo.h"
+#include "../common/utils.h"
+#include "../common/malloc.h"
+#include "../common/socket.h"
+#include "../common/plugin.h"
+//#include "httpd.h"
+
+/** Created by End_of_Exam, ported to plugin and modified by Celest **/
+
+PLUGIN_INFO = {
+	"HttpDaemon",
+	PLUGIN_CORE,
+	"0.1",
+	PLUGIN_VERSION,
+	"HTTP Daemon"
+};
+
+PLUGIN_EVENTS_TABLE = {
+	{ "do_init", "Plugin_Init" },
+	{ "do_final", "Plugin_Final" },
+	{ NULL, NULL }
+};
+
+enum HTTPD_STATUS {
+	HTTPD_REQUEST_WAIT = 0,		// リクエスト待ち
+	HTTPD_REQUEST_WAIT_POST,	// リクエスト待ち(post)
+	HTTPD_REQUEST_OK,			// リクエスト解釈完了
+	HTTPD_SEND_HEADER,			// ヘッダ送信完了
+	HTTPD_WAITING_SEND			// データが送信し終わるまで待っている状態
+};
+enum {
+	HTTPD_METHOD_UNKNOWN = 0,
+	HTTPD_METHOD_GET,
+	HTTPD_METHOD_POST
+};
+
+struct httpd_session_data {
+	int fd;
+	int status;
+	int http_ver;
+	int header_len;
+	int data_len;
+	int method;
+	int persist;
+	int request_count;
+	unsigned int tick;
+	const unsigned char* url;
+	const unsigned char* query;
+};
+
+// undefine socket operations included from socket.h,
+// since we are going to use 'sessiond' instead
+#undef RFIFOP
+#undef RFIFOREST
+#undef WFIFOP
+
+#define RFIFOP(fd,pos) (sessiond[fd]->rdata+sessiond[fd]->rdata_pos+(pos))
+#define RFIFOREST(fd)  (sessiond[fd]->rdata_size-sessiond[fd]->rdata_pos)
+#define WFIFOP(fd,pos) (sessiond[fd]->wdata+sessiond[fd]->wdata_size+(pos))
+
+struct socket_data **sessiond;
+char *server_type;
+unsigned int (*gettick)();
+int (*add_timer_interval)(unsigned int,int (*)(int,unsigned int,int,int),int,int,int);
+int *max_fd;
+int (*delete_sessiond)(int);
+int (*_WFIFOSET)(int,int);
+int (*_RFIFOSKIP)(int,int);
+
+static int max_persist_requests	= 32;	// 持続通信での最大リクエスト数
+static int request_timeout[]	= { 2500, 60*1000 };	// タイムアウト(最初、持続)
+static char document_root[256]	= "./httpd/";	// ドキュメントルート
+
+// httpd に入っているページと、呼び出すコールバック関数の一覧
+struct dbt *httpd_files;
+
+void httpd_send(struct httpd_session_data*, int, const char *, int, const void *);
+
+int httpd_check (struct socket_data *sd)
+{
+	// httpd に回すどうかの判定がまだ行われてない
+	// 先頭２バイトが GE ならhttpd に回してみる
+	if (sd->rdata_size >= 2 &&
+		sd->rdata[0] == 'G' && sd->rdata[1] == 'E')
+		return 1;
+
+	return 0;
+}
+
+int httpd_strcasencmp(const char *s1, const char *s2,int len)
+{
+	while(len-- && (*s1 || *s2) ) {
+		if((*s1 | 0x20) != (*s2 | 0x20)) {
+			return ((*s1 | 0x20) > (*s2 | 0x20) ? 1 : -1);
+		}
+		s1++; s2++;
+	}
+	return 0;
+}
+
+// httpd にページを追加する
+// for などでページ名を合成できるように、key はstrdup()したものを使う
+
+void httpd_pages (const char* url, void (*httpd_func)(struct httpd_session_data*, const char*))
+{
+	if (strdb_get(httpd_files,(unsigned char*)(url+1)) == NULL) {
+		strdb_put(httpd_files, (unsigned char*)aStrdup(url+1), httpd_func);
+	} else {
+		strdb_put(httpd_files, (unsigned char*)(url+1), httpd_func);
+	}
+}
+
+static void (*httpd_default)(struct httpd_session_data* sd,const char* url);
+
+const char *httpd_get_error( struct httpd_session_data* sd, int* status )
+{
+	const char* msg;
+	// httpd のステータスを決める
+	switch(*status) {
+	case 200: msg = "OK";           break;
+	case 400: msg = "Bad Request";  break;
+	case 401: msg = "Unauthorized"; break;	// 未使用
+	case 403: msg = "Forbidden";    break;	// 未使用
+	case 404: msg = "Not Found";    break;
+	case 408: msg = "Request Timedout"; break;
+	case 411: msg = "Length Required"; break;
+	case 413: msg = "Request Entity Too Large"; break;
+	default:
+		*status = 500; msg = "Internal Server Error"; break;
+	}
+	return msg;
+}
+
+void httpd_send_error(struct httpd_session_data* sd,int status)
+{
+	const char* msg = httpd_get_error( sd, &status );
+	httpd_send(sd, status, "text/plain",strlen(msg),msg);
+}
+
+void httpd_send_head (struct httpd_session_data* sd, int status, const char *content_type, int content_len)
+{
+	char head[256];
+	int len;
+	const char* msg;
+
+	if (sd->status != HTTPD_REQUEST_OK)
+		return;
+	msg = httpd_get_error( sd, &status );
+	
+	if(content_len == -1 || ++sd->request_count >= max_persist_requests ) {
+		// 長さが分からない or リクエスト限界を超えたので切断する
+		len = sprintf(
+			head,
+			"HTTP/1.%d %d %s\r\nContent-Type: %s\r\nConnection: close\r\n\r\n",
+			sd->http_ver,status,msg,content_type
+		);
+		sd->persist = 0;
+		len = sprintf(
+			head,
+			"HTTP/1.%d %d %s\r\nContent-Type: %s\r\n\r\n",
+			sd->http_ver,status,msg,content_type
+		);
+		sd->http_ver = 0; // 長さが分からないので、HTTP/1.0 扱い(自動切断)にする
+	} else {
+		len = sprintf(
+			head,
+			"HTTP/1.%d %d %s\r\nContent-Type: %s\r\nContent-Length: %d\r\n\r\n",
+			sd->http_ver,status,msg,content_type,content_len
+		);
+	}
+	memcpy(WFIFOP(sd->fd,0),head,len);
+	_WFIFOSET(sd->fd,len);
+	sd->status   = HTTPD_SEND_HEADER;
+	sd->data_len = content_len;
+}
+
+void httpd_send_data (struct httpd_session_data* sd, int content_len, const void *data)
+{
+	const char* msg = (const char*)data;
+	if (sd->status == HTTPD_REQUEST_OK) {
+		// ヘッダの送信忘れているので、適当に補う
+		httpd_send_head(sd,200,"application/octet-stream",-1);
+	} else if(sd->status != HTTPD_SEND_HEADER && sd->status != HTTPD_WAITING_SEND) {
+		return;
+	}
+	sd->data_len -= content_len;
+
+	// 巨大なサイズのファイルも送信出来るように分割して送る
+	while (content_len > 0) {
+		int send_byte = content_len;
+		if(send_byte > 12*1024) send_byte = 12*1024;
+		memcpy(WFIFOP(sd->fd,0),msg,send_byte);
+		_WFIFOSET(sd->fd,send_byte);
+		msg += send_byte; content_len -= send_byte;
+	}
+	sd->status = HTTPD_WAITING_SEND;
+}
+
+void httpd_send (struct httpd_session_data* sd, int status, const char *content_type, int content_len, const void *data)
+{
+	httpd_send_head(sd,status,content_type,content_len);
+	httpd_send_data(sd,content_len,data);
+}
+
+void httpd_parse_header(struct httpd_session_data* sd);
+void httpd_parse_request_ok(struct httpd_session_data *sd);
+
+int httpd_parse (int fd)
+{
+	struct httpd_session_data *sd = (struct httpd_session_data *)sessiond[fd]->session_data2;
+	if (sessiond[fd]->eof) {
+		delete_sessiond(fd);
+		return 0;
+	}
+	if (sd == NULL) {
+		sd = (struct httpd_session_data*) aMalloc (sizeof(struct httpd_session_data));
+		sd->fd = fd;
+		sessiond[fd]->session_data2  = sd;
+		sd->tick = gettick();
+		sd->persist = 0;
+		sd->request_count = 0;
+	}
+	printf ("status %d\n", sd->status);
+	switch(sd->status) {
+	case HTTPD_REQUEST_WAIT:
+		// リクエスト待ち
+		if(RFIFOREST(fd) > 1024) {
+			// リクエストが長すぎるので、エラー扱いする
+			sd->status = HTTPD_REQUEST_OK;
+			httpd_send_error(sd,400); // Bad Request
+		} else if( (int)( gettick() - sd->tick ) > request_timeout[sd->persist] ) {
+			// リクエストに時間がかかりすぎているので、エラー扱いする
+			sd->status = HTTPD_REQUEST_OK;
+			httpd_send_error(sd,408); // Request Timeout
+		} else if(sd->header_len == RFIFOREST(fd)) {
+			// 状態が以前と同じなので、リクエストを再解析する必要は無い
+		} else {
+			int limit = RFIFOREST(fd);
+			unsigned char *req = RFIFOP(fd,0);
+			sd->header_len = RFIFOREST(fd);
+			do {
+				if(*req == '\n' && limit > 0) {
+					limit--; req++;
+					if(*req == '\r' && limit > 0) { limit--; req++; }
+					if(*req == '\n') {
+						// HTTPヘッダの終点を見つけた
+						*req   = 0;
+						sd->header_len = (req - RFIFOP(fd,0)) + 1;
+						httpd_parse_header(sd);
+						break;
+					}
+				}
+			} while(req++,--limit > 0);
+		}
+		break;
+	case HTTPD_REQUEST_WAIT_POST:
+		if(RFIFOREST(sd->fd) >= sd->header_len) {
+			unsigned char temp = RFIFOB(sd->fd,sd->header_len);
+			RFIFOB(sd->fd,sd->header_len) = 0;
+			httpd_parse_request_ok(sd);
+			RFIFOB(sd->fd,sd->header_len) = temp;
+		}
+		break;
+	case HTTPD_REQUEST_OK:
+	case HTTPD_SEND_HEADER:
+		// リクエストが終わったまま何も送信されていない状態なので、
+		// 強制切断
+		printf ("httpd: eof\n");
+		sessiond[fd]->eof = 1;
+		break;
+	case HTTPD_WAITING_SEND:
+		// データの送信が終わるまで待機
+		//if(sessiond[fd]->wdata_size == sessiond[fd]->wdata_pos) {
+		// i *hope* this is correct o.o;
+		if(sessiond[fd]->wdata_size == 0) {
+			// HTTP/1.0は手動切断
+//			if(sd->http_ver == 0) {
+			if(sd->persist == 0) {
+				printf ("httpd: eof\n");
+				sessiond[fd]->eof = 1;
+			}
+			// RFIFO からリクエストデータの消去と構造体の初期化
+			_RFIFOSKIP(fd,sd->header_len);
+			sd->status     = HTTPD_REQUEST_WAIT;
+			sd->tick       = gettick();
+			sd->header_len = 0;
+			sd->query      = NULL;
+//			sd->http_ver   = 0;	// ver は保持
+			sd->method     = HTTPD_METHOD_UNKNOWN;
+			printf("httpd_parse: [% 3d] request sended RFIFOREST:%d\n", fd, RFIFOREST(fd));
+		}
+		break;
+	}
+	return 0;
+}
+
+void httpd_parse_header_sub( struct httpd_session_data* sd, const char *p1, int* plen )
+{
+	int len = 0;
+	// HTTPのバージョンを調査
+	if(!strncmp(p1 ,"HTTP/1.1",8)) {
+		sd->http_ver = 1;
+		sd->persist  = 1;
+	} else {
+		sd->http_ver = 0;
+		sd->persist  = 0;
+	}
+
+	p1  = strchr(p1,'\n');
+	while(p1) {
+		// Content-Length: の調査
+		if(!httpd_strcasencmp(p1+1,"Content-Length: ",16)) {
+			len = atoi(p1 + 17);
+		}
+		// Connection: の調査
+		if(!httpd_strcasencmp(p1+1,"Connection: ",12)) {
+			if( httpd_strcasencmp(p1+13,"close",5)==0 && sd->http_ver==1 )
+				sd->persist = 0;
+			if( httpd_strcasencmp(p1+13,"Keep-Alive",10)==0 && sd->http_ver==0 )
+				sd->persist = 1;
+		}
+		p1 = strchr(p1+1,'\n');
+	}
+	if(plen) *plen = len;
+	return;
+}
+
+void httpd_parse_header(struct httpd_session_data* sd)
+{
+	int i;
+	int status = 400; // Bad Request
+	unsigned char* req    = RFIFOP(sd->fd,0);
+	do {
+		if(!strncmp(req,"GET /",5)) {
+			// GET リクエスト
+			req += 5;
+			for(i = 0;req[i]; i++) {
+				if(req[i] == ' ' || req[i] == '?') break;
+				if(!isalnum(req[i]) && req[i] != '.' && req[i] != '_' && req[i] != '-') break;
+			}
+			if(req[i] == ' ') {
+				req[i]     = 0;
+				sd->url    = req;
+				sd->query  = NULL;
+				sd->status = HTTPD_REQUEST_OK;
+			} else if(req[i] == '?') {
+				req[i]    = 0;
+				sd->query = &req[++i];
+				for(;req[i];i++) {
+					if(
+						isalnum(req[i]) || req[i] == '+' || req[i] == '%' || req[i] == '&' ||
+						req[i] == '='
+					) {
+						continue;
+					} else {
+						break;
+					}
+				}
+				if(req[i] != ' ') {
+					break;
+				}
+				req[i]     = 0;
+				sd->url    = req;
+			} else {
+				break;
+			}
+			// ヘッダ解析
+			httpd_parse_header_sub( sd, &req[i+1], NULL );
+			
+			printf("httpd: request %s %s\n", sd->url, sd->query);
+			sd->method     = HTTPD_METHOD_GET;
+			httpd_parse_request_ok(sd);
+		} else if(!strncmp(req,"POST /",6)) {
+			int  len;
+			req += 6; status = 404;
+			for(i = 0;req[i]; i++) {
+				if(req[i] == ' ') break;
+				if(!isalnum(req[i]) && req[i] != '.' && req[i] != '_' && req[i] != '-') break;
+			}
+			if(req[i] != ' ') {
+				break;
+			}
+			req[i]     = 0;
+			sd->url    = req;
+
+			// ヘッダ解析
+			httpd_parse_header_sub( sd, &req[i+1], &len );
+			
+			if(len <= 0 || len >= 32*1024) {
+				// とりあえず32KB以上のリクエストは不正扱い
+				status = ( len==0 )? 411 : ( len>32*1024 )? 413 : 400;
+				break;
+			}
+			
+			sd->query      =  RFIFOP(sd->fd,sd->header_len);
+			sd->method     = HTTPD_METHOD_POST;
+			sd->header_len += len;
+			if(RFIFOREST(sd->fd) >= sd->header_len) {
+				unsigned char temp = RFIFOB(sd->fd,sd->header_len);
+				RFIFOB(sd->fd,sd->header_len) = 0;
+				httpd_parse_request_ok(sd);
+				RFIFOB(sd->fd,sd->header_len) = temp;
+			} else {
+				// POSTのデータが送られてくるのを待つ
+				sd->status = HTTPD_REQUEST_WAIT_POST;
+			}
+		} else {
+			break;
+		}
+	} while(0);
+	if(sd->status == HTTPD_REQUEST_WAIT) {
+		sd->status = HTTPD_REQUEST_OK;
+		httpd_send_error(sd,status); 
+	}
+}
+
+void httpd_parse_request_ok (struct httpd_session_data *sd)
+{
+	void (*httpd_parse_func)(struct httpd_session_data*,const char*);
+	sd->status = HTTPD_REQUEST_OK;
+
+	// ファイル名が求まったので、ページが無いか検索する
+	// printf("httpd_parse: [% 3d] request /%s\n", fd, req);
+	httpd_parse_func = strdb_get(httpd_files,(unsigned char*)sd->url);
+	if(httpd_parse_func == NULL) {
+		httpd_parse_func = httpd_default;
+	}
+	if(httpd_parse_func == NULL) {
+		httpd_send_error(sd,404); // Not Found
+	} else {
+		httpd_parse_func(sd,sd->url);
+		if(sd->status == HTTPD_REQUEST_OK) {
+			httpd_send_error(sd,404); // Not Found
+		}
+	}
+	if(sd->persist == 1 && sd->data_len) {
+		// 長さが変なデータ(こんなの送るなよ…)
+		printf("httpd_parse: send size mismatch when parsing /%s\n", sd->url);
+		sessiond[sd->fd]->eof = 1;
+	}
+	if(sd->status == HTTPD_REQUEST_OK) {
+		httpd_send_error(sd,404); 
+	}
+}
+
+char* httpd_get_value(struct httpd_session_data* sd,const char* val)
+{
+	int src_len = strlen(val);
+	const unsigned char* src_p = sd->query;
+	if(src_p == NULL) return aStrdup("");
+
+	do {
+		if(!memcmp(src_p,val,src_len) && src_p[src_len] == '=') {
+			break;
+		}
+		src_p = strchr(src_p + 1,'&');
+		if(src_p) src_p++;
+	} while(src_p);
+
+	if(src_p != NULL) {
+		// 目的の文字列を見つけた
+		const unsigned char* p2;
+		int   dest_len;
+		char* dest_p;
+		src_p += src_len + 1;
+		p2     = strchr(src_p,'&');
+		if(p2 == NULL) {
+			src_len = strlen(src_p);
+		} else {
+			src_len = (p2 - src_p);
+		}
+		dest_p   = aMalloc(src_len + 1);
+		dest_len = 0;
+		while(src_len > 0) {
+			if(*src_p == '%' && src_len > 2) {
+				int c1 = 0,c2 = 0;
+				if(src_p[1] >= '0' && src_p[1] <= '9') c1 = src_p[1] - '0';
+				if(src_p[1] >= 'A' && src_p[1] <= 'F') c1 = src_p[1] - 'A' + 10;
+				if(src_p[1] >= 'a' && src_p[1] <= 'f') c1 = src_p[1] - 'a' + 10;
+				if(src_p[2] >= '0' && src_p[2] <= '9') c2 = src_p[2] - '0';
+				if(src_p[2] >= 'A' && src_p[2] <= 'F') c2 = src_p[2] - 'A' + 10;
+				if(src_p[2] >= 'a' && src_p[2] <= 'f') c2 = src_p[2] - 'a' + 10;
+				dest_p[dest_len++] = (c1 << 4) | c2;
+				src_p += 3; src_len -= 3;
+			} else if(*src_p == '+') {
+				dest_p[dest_len++] = ' ';
+				src_p++; src_len--;
+			} else {
+				dest_p[dest_len++] = *(src_p++); src_len--;
+			}
+		}
+		dest_p[dest_len] = 0;
+		return dest_p;
+	}
+	return aStrdup("");
+}
+
+// MIMEタイプ判定。主要なものだけ判定して、残りはapplication/octet-stream
+static const char* httpd_mimetype(const char* url)
+{
+	char *ext = strrchr(url,'.');
+	if(ext) {
+		if(!strcmp(ext,".html")) return "text/html";
+		if(!strcmp(ext,".htm"))  return "text/html";
+		if(!strcmp(ext,".css"))  return "text/css";
+		if(!strcmp(ext,".js"))   return "text/javascript";
+		if(!strcmp(ext,".txt"))  return "text/plain";
+		if(!strcmp(ext,".gif"))  return "image/gif";
+		if(!strcmp(ext,".jpg"))  return "image/jpeg";
+		if(!strcmp(ext,".jpeg")) return "image/jpeg";
+		if(!strcmp(ext,".png"))  return "image/png";
+		if(!strcmp(ext,".xbm"))  return "image/xbm";
+		if(!strcmp(ext,".zip"))  return "application/zip";
+	}
+	return "application/octet-stream";
+}
+
+void httpd_send_file(struct httpd_session_data* sd, const char* url)
+{
+	FILE *fp;
+	int  file_size;
+	char file_buf[8192];
+	if(sd->status != HTTPD_REQUEST_OK) return;
+	if(url[0] == '\0') url = "index.html";
+	
+	// url の最大長は約1010バイトなので、バッファオーバーフローの心配は無し
+	sprintf(file_buf, "%s%s", document_root, url);
+
+	fp = fopen(file_buf,"rb");
+	if(fp == NULL) {
+		httpd_send_error(sd,404);
+	} else {
+		fseek(fp,0,SEEK_END);
+		file_size = ftell(fp);
+		fseek(fp,0,SEEK_SET);
+		httpd_send_head(sd,200,httpd_mimetype(url),file_size);
+		while(file_size > 0) {
+			int read_byte = file_size;
+			if(file_size > 8192) read_byte = 8192;
+			fread(file_buf,1,read_byte,fp);
+			httpd_send_data(sd,read_byte,file_buf);
+			file_size -= read_byte;
+		}
+		fclose(fp);
+	}
+}
+
+
+char* httpd_binary_encode(const char* val)
+{
+	char *buf = aMalloc(strlen(val) * 3 + 1);
+	char *p   = buf;
+	while(*val) {
+		if(isalnum((unsigned char)*val)) {
+			*(p++) = *(val++);
+		} else {
+			unsigned char c1 = *(val++);
+			unsigned char c2 = (c1 >> 4);
+			unsigned char c3 = (c1 & 0x0F);
+			*(p++) = '%';
+			*(p++) = c2 + (c2 >= 10 ? 'A'-10 : '0');
+			*(p++) = c3 + (c3 >= 10 ? 'A'-10 : '0');
+		}
+	}
+	*p = 0;
+	return buf;
+}
+
+char* httpd_quote_meta(const char* p1)
+{
+	char *buf = aMalloc(strlen(p1) * 6 + 1);
+	char *p2  = buf;
+	while(*p1) {
+		switch(*p1) {
+		case '<': memcpy(p2,"&lt;",4);   p2 += 4; p1++; break;
+		case '>': memcpy(p2,"&gt;",4);   p2 += 4; p1++; break;
+		case '&': memcpy(p2,"&amp;",5);  p2 += 5; p1++; break;
+		case '"': memcpy(p2,"&quot;",6); p2 += 6; p1++; break;
+		default: *(p2++) = *(p1++);
+		}
+	}
+	*p2 = 0;
+	return buf;
+}
+
+///////// Graph / HTML snippets functions /////////////////////////////
+
+struct file_entry {
+	char *filename;
+	struct file_entry *next;
+};
+struct file_entry *fileentry_head = NULL;
+
+static void httpd_graph_load (const char *filename)
+{
+	struct file_entry *entry;
+	char type = *server_type + 'a';
+	int len = strlen(filename);
+
+	if (len <= 7 || filename[len - 7] != type)
+		return;
+
+	entry = fileentry_head;
+	while (entry) {
+		if (strcmpi(entry->filename, filename) == 0)
+			return;
+		entry = entry->next;
+	}
+
+	entry = (struct file_entry *) aMalloc (sizeof(struct file_entry));
+	entry->filename = aStrdup(filename);
+	entry->next = fileentry_head;
+	fileentry_head = entry;
+}
+
+// scan for available html snippets
+static int httpd_graph_find (int tid, unsigned int tick, int id, int data)
+{
+	findfile("httpd", ".graph", httpd_graph_load);
+	return 0;
+}
+
+static void httpd_graph_parse (struct httpd_session_data *sd,const char* url)
+{
+	// output html
+	struct file_entry *entry = fileentry_head;
+	char buf[8192];
+	char *p = buf;
+	FILE *fp;
+
+	p += sprintf(p,"<html><head><title>Athena Sensors</title></head>\n\n<body>\n");
+	p += sprintf(p,"<h1>Athena Sensors</h1>\n\n");
+
+	while (entry) {
+		// insert snippets into html
+		char line[1024];
+		fp = fopen(entry->filename, "r");
+		if (fp == NULL) {
+			entry = entry->next;
+			continue;
+		}
+		while(fgets(line, sizeof(line) -1, fp))
+			p += sprintf(p, line);
+		fclose(fp);
+		entry = entry->next;
+	}
+	p += sprintf(p,"</body></html>\n");
+	httpd_send(sd,200,"text/html",p - buf,buf);
+}
+
+//////////////// Initialise / Finalise /////////////////////////////
+
+void do_final (void)
+{
+	int fd;
+	struct file_entry *entry = fileentry_head, *entry2;
+
+	// clear up graph entries
+	while (entry) {
+		entry2 = entry->next;
+		aFree(entry->filename);
+		aFree(entry);
+		entry = entry2;
+	}
+	// clear up existing http connections
+	for (fd = 0; fd < *max_fd; fd++)
+		if (sessiond[fd] && sessiond[fd]->type == SESSION_HTTP)
+			delete_sessiond(fd);
+
+	httpd_files->destroy(httpd_files,NULL);
+	// clear up the database
+	db_final();
+	// clear up allocated memory
+	// note: the memory manager, if enabled, would be
+	// separate from the parent program, which is also
+	// why we need to delete our http sessions
+	// separately above
+	malloc_final();
+}
+
+void do_init (void)
+{
+	struct func_parse_table *parse_table;
+	int enable_httpd = 1;
+
+	do {
+		char line[1024], w1[1024], w2[1024];
+		FILE *fp = fopen("plugins/httpd.conf","r");
+		if (fp == NULL)
+			break;
+
+		while(fgets(line, sizeof(line) -1, fp)) {
+			if (line[0] == '/' && line[1] == '/')
+				continue;
+			if (sscanf(line, "%[^:]: %[^\r\n]", w1, w2) == 2) {
+				if(strcmpi(w1,"enable_httpd")==0){
+					enable_httpd = atoi(w2);
+				} else if(strcmpi(w1,"document_root")==0){
+					strcpy(document_root, w2);
+				} else if(strcmpi(w1,"request_timeout_first")==0){
+					request_timeout[0] = atoi(w2);
+				} else if(strcmpi(w1,"request_timeout_persist")==0){
+					request_timeout[1] = atoi(w2);
+				} else if(strcmpi(w1,"max_persist_request")==0){
+					max_persist_requests = atoi(w2);
+				}
+			}
+		}
+		fclose(fp);
+	} while (0);
+
+	if (!enable_httpd)
+		return;
+
+	malloc_init();
+	db_init();
+	IMPORT_SYMBOL(server_type, 0);
+	IMPORT_SYMBOL(gettick, 5);
+	IMPORT_SYMBOL(add_timer_interval, 8);
+	IMPORT_SYMBOL(max_fd, 13);
+	IMPORT_SYMBOL(sessiond, 14);
+	IMPORT_SYMBOL(delete_sessiond, 15);	
+	IMPORT_SYMBOL(_WFIFOSET, 16);
+	IMPORT_SYMBOL(_RFIFOSKIP, 17);
+	IMPORT_SYMBOL(parse_table, 18);
+
+	// register http parsing function
+	parse_table[SESSION_HTTP].check = httpd_check;
+	parse_table[SESSION_HTTP].func = httpd_parse;
+
+	httpd_files = db_alloc(__FILE__,__LINE__,DB_STRING,DB_OPT_RELEASE_KEY,50);
+	httpd_default = httpd_send_file;
+
+	httpd_pages ("/graph", httpd_graph_parse);
+	add_timer_interval(gettick()+10000,httpd_graph_find,0,0,10000);
+
+	return;
+}
diff --git a/src/plugins/httpd.h b/src/plugins/httpd.h
new file mode 100644
index 000000000..9eef7d915
--- /dev/null
+++ b/src/plugins/httpd.h
@@ -0,0 +1,107 @@
+#ifndef _HTTPD_H_
+#define _HTTPD_H_
+
+struct httpd_session_data;
+
+// NOTE by Celest: This file is not used by httpd.c, but included only as an API reference.
+
+// 注意
+//   1.athena内蔵のhttpd で大きなファイルを送信することはお勧めしません。
+//     200KB を超えるようなファイルは、別のソフトを利用することを勧めます。
+//   2.ファイル名に使える文字は、[A-Za-z0-9-_\.] です。他の文字を使うと、
+//     BAD REQUEST で弾かれます。
+
+
+
+void httpd_pages(const char* url,void(*httpd_func)(struct httpd_session_data* sd,const char* url));
+
+// 指定されたURL に対するコールバック関数を設定する。この関数は、以下のように
+// 実装する必要がある。
+//
+// 1. URL は、先頭のスラッシュが省かれたファイル名です。例えば、"GET / HTTP/1.0"
+//    という風にリクエストされた時、URL には""(空文字)が入り、"GET /hoge HTTP/1.0"
+//    の時には、"hoge"が入ります。
+// 2. リクエストされたページが見つかったら、httpd_send() または、httpd_send_head()
+//    とhttpd_send_data() の組を呼び出し、データを出力する。
+// 3. httpd_send_file を指定すると、httpd/ 以下にあるファイルを出力する。ファイルに
+//    空文字が指定された時は、index.htmlが指定されたものとみなされる。
+
+
+
+char* httpd_get_value(struct httpd_session_data* sd,const char* val);
+
+// リクエストされたアドレスに渡されたフォームデータのうち、該当する文字列を返す。
+// 例えば、"GET /status/graph?image=users HTTP/1.0"というリクエストの場合、
+// httpd_get_value(sd,"image"); は、 "users"を返す。この関数の戻り値は、呼び出し元が
+// 解放しなければならない。また、該当する文字列が無い時は、空の文字列を返す。
+
+unsigned int httpd_get_ip(struct httpd_session_data *sd);
+
+// クライアントのIPを返す。
+
+
+void httpd_default_page(void(*httpd_func)(struct httpd_session_data* sd,const char* url));
+
+// 指定されたURL が登録されていない時に呼び出す関数を設定する。この関数を呼び出さないか、
+// 関数の引数にNULLを指定すると、404 Not Found を返す。
+
+
+
+
+void httpd_send(struct httpd_session_data* sd,int status,const char *content_type,int content_len,const void *data);
+
+//	HTTPヘッダ、データを組にして送信する。この関数を呼び出した後に、httpd_send_data を
+//  呼び出してはならない。
+// 
+//		sd           : httpd_set_parse_func() に渡されたものをそのまま渡すこと。
+//		status       : HTTPヘッダに加えるstatus。通常は200。
+//		content_type : 送信するデータのタイプ。text/html , image/jpeg など。
+//		content_len  : 送信するデータの長さ。
+//		data         : 送信するデータへのポインタ
+
+
+
+void httpd_send_head(struct httpd_session_data* sd,int status,const char *content_type,int content_len);
+
+//	HTTPヘッダを送信する。
+//
+//		sd           : 同上
+//		status       : 同上
+//		content_type : 同上
+//      content_len  : content_lenを-1に指定することで、この関数が呼ばれた時点で
+//                     長さが分からないデータを送信することができる。この場合は
+//                     強制的にHTTP/1.0 接続となり、オーバーヘッドが大きくなるので、
+//                     あまりお勧めはしない。
+
+
+
+
+void httpd_send_data(struct httpd_session_data* sd,int content_len,const void *data);
+
+// データを送信する。この関数を、httpd_send_head() を呼び出す前に呼び出された場合、
+// content_type = application/octet-stream, content_len = -1 としてヘッダが送信される。
+//		sd           : 同上
+//      content_len  : 送信するデータのdata長さを指定する。
+//      data         : 送信するデータ
+
+
+
+void httpd_send_file(struct httpd_session_data* sd,const char* url);
+
+// ファイルを送信する。この関数は、httpd_send_head() を呼び出す前に呼び出さなければ
+// ならない。ファイルに空文字が指定されたときは、index.htmlが指定されたと見なされる。
+
+
+
+void httpd_send_error(struct httpd_session_data* sd,int status);
+
+// HTTPエラーメッセージを送信する。status はHTTPのエラーコードと同じ。
+// 	400 Bad Request, 404 Not Found, 500 Internal Server Error など。
+
+int  httpd_parse(int fd);
+
+// 初期化処理
+void do_init_httpd(void);
+void do_final_httpd(void);
+
+#endif
diff --git a/src/plugins/httpd.txt b/src/plugins/httpd.txt
new file mode 100644
index 000000000..2de84e3d8
--- /dev/null
+++ b/src/plugins/httpd.txt
@@ -0,0 +1,20 @@
+//
+// HTTP Daemon Plugin Configuration
+//
+
+// Enabled the http daemon?
+enable_httpd: 1
+
+// WWW Root path
+//(The ending slash is required!)
+document_root: httpd/
+
+// Request timeout (first request)
+// Both of the following are in milliseconds
+request_timeout_first: 2500
+
+// Request timeout (consequent requests)
+request_timeout_persist: 60000
+
+// Maximum persistent requests
+max_persist_request: 32
\ No newline at end of file
diff --git a/src/plugins/pid.c b/src/plugins/pid.c
new file mode 100644
index 000000000..1ceb49b6f
--- /dev/null
+++ b/src/plugins/pid.c
@@ -0,0 +1,54 @@
+
+#include <stdio.h>
+#include <string.h>
+#ifndef _WIN32
+	#include <unistd.h>
+#else
+	#define getpid GetCurrentProcessId
+#endif
+#ifdef MINGW
+	#include <process.h>
+	#include <io.h>
+#endif
+#include "../common/plugin.h"
+
+PLUGIN_INFO = {
+	"ProcessId",
+	PLUGIN_ALL,
+	"1.0",
+	PLUGIN_VERSION,
+	"Logs the process ID"
+};
+
+PLUGIN_EVENTS_TABLE = {
+	{ "pid_create", "Plugin_Init" },
+	{ "pid_delete", "Plugin_Final" },
+	{ NULL, NULL }
+};
+
+char pid_file[256];
+char *server_name;
+
+void pid_create ()
+{
+	FILE *fp;
+	int len;
+	
+	IMPORT_SYMBOL(server_name, 1);
+	len = strlen(server_name);
+	strcpy(pid_file, server_name);
+	if(len > 4 && pid_file[len - 4] == '.') {
+		pid_file[len - 4] = 0;
+	}
+	strcat(pid_file, ".pid");
+	fp = fopen(pid_file, "w");
+	if (fp) {
+		fprintf(fp, "%d", getpid());
+		fclose(fp);
+	}
+}
+
+void pid_delete ()
+{
+	unlink(pid_file);
+}
diff --git a/src/plugins/sample.c b/src/plugins/sample.c
new file mode 100644
index 000000000..5a8e2a286
--- /dev/null
+++ b/src/plugins/sample.c
@@ -0,0 +1,77 @@
+// Sample Athena plugin
+
+#include <stdio.h>
+#include <string.h>
+#include "../common/plugin.h"
+
+////// Plugin information ////////
+//
+PLUGIN_INFO = {
+// change only the following area
+	"Test",			// Plugin name
+	PLUGIN_ALL,		// Which servers is this plugin for
+	"0.1",			// Plugin version
+	PLUGIN_VERSION,		// Minimum plugin engine version to run
+	"A sample plugin"	// Short description of plugin
+};
+
+////// Plugin event list //////////
+// Format: <plugin function>,<event name>
+// All registered functions to a event gets executed
+// (In descending order) when its called.
+// Multiple functions can be called by multiple events too,
+// So it's up to your creativity ^^
+//
+PLUGIN_EVENTS_TABLE = {
+// change only the following area
+	{ "test_me", "Plugin_Test" },	// when the plugin is tested for compatibility
+	{ "do_init", "Plugin_Init" },	// when plugins are loaded
+	{ "do_final", "Plugin_Final" },	// when plugins are unloaded
+	{ "some_function", "some_event" },
+	{ "some_function", "another_event" },
+	{ NULL, NULL }
+};
+
+///// Variables /////
+char *server_type;
+char *server_name;
+
+//////// Plugin functions //////////
+int do_init ()
+{
+	// import symbols from the server
+	IMPORT_SYMBOL(server_type, 0);
+	IMPORT_SYMBOL(server_name, 1);
+
+	printf ("Server type is ");
+	switch (*server_type) {
+		case PLUGIN_LOGIN: printf ("Login\n"); break;
+		case PLUGIN_CHAR: printf ("Char\n"); break;
+		case PLUGIN_MAP: printf ("Map\n"); break;
+	}
+	printf ("Filename is %s\n", server_name);
+
+	return 1;
+}
+
+int do_final ()
+{
+	printf ("Bye world\n");
+
+	return 1;
+}
+
+int some_function ()
+{
+	printf ("Some function\n");
+	return 0;
+}
+
+// return 1 if the testing passes, otherwise 0
+// (where the plugin will be deactivated)
+int test_me ()
+{
+	if (1 + 1 == 2)
+		return 1;
+	return 0;
+}
diff --git a/src/plugins/sig.c b/src/plugins/sig.c
new file mode 100644
index 000000000..1e9c36891
--- /dev/null
+++ b/src/plugins/sig.c
@@ -0,0 +1,211 @@
+// $Id: sig.c 1 2005-6-13 3:17:17 PM Celestia $
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <signal.h>
+#include <string.h>
+#include <time.h>
+#include "../common/plugin.h"
+#include "../common/version.h"
+#include "../common/showmsg.h"
+
+PLUGIN_INFO = {
+	"Signals",
+	PLUGIN_CORE,
+	"1.1",
+	PLUGIN_VERSION,
+	"Handles program signals"
+};
+
+PLUGIN_EVENTS_TABLE = {
+	{ "sig_init", "Plugin_Init" },
+	{ "sig_final", "Plugin_Final" },
+	{ NULL, NULL }
+};
+
+//////////////////////////////////////
+
+#if defined(_WIN32) || defined(MINGW)
+	int sig_init() {
+		printf("This plugin is not supported - Enable 'exchndl' instead!");
+		return 0;
+	}
+	int sig_final() { return 0; }
+#elif defined (__NETBSD__) || defined (__FREEBSD__)
+	int sig_init() {
+		printf("This plugin is not supported!");
+		return 0;
+	}
+	int sig_final() { return 0; }
+#else
+
+//////////////////////////////////////
+
+#if !defined(CYGWIN)
+	#include <execinfo.h>
+#endif
+
+const char* (*getrevision)();
+unsigned long (*getuptime)();
+char *server_name;
+int crash_flag = 0;
+
+extern const char *strsignal(int);
+int sig_final ();
+
+// by Gabuzomeu
+// This is an implementation of signal() using sigaction() for portability.
+// (sigaction() is POSIX; signal() is not.)  Taken from Stevens' _Advanced
+// Programming in the UNIX Environment_.
+//
+#ifdef WIN32	// windows don't have SIGPIPE
+#define SIGPIPE SIGINT
+#endif
+
+#ifndef POSIX
+#define compat_signal(signo, func) signal(signo, func)
+#else
+sigfunc *compat_signal(int signo, sigfunc *func)
+{
+	struct sigaction sact, oact;
+
+	sact.sa_handler = func;
+	sigemptyset(&sact.sa_mask);
+	sact.sa_flags = 0;
+#ifdef SA_INTERRUPT
+	sact.sa_flags |= SA_INTERRUPT;	/* SunOS */
+#endif
+
+	if (sigaction(signo, &sact, &oact) < 0)
+		return (SIG_ERR);
+
+	return (oact.sa_handler);
+}
+#endif
+
+/*=========================================
+ *	Dumps the stack using glibc's backtrace
+ *-----------------------------------------
+ */
+#ifdef CYGWIN
+	#define FOPEN_ freopen
+	extern void cygwin_stackdump();
+#else
+	#define FOPEN_(fn,m,s) fopen(fn,m)
+#endif
+void sig_dump(int sn)
+{
+	FILE *fp;
+	char file[256];
+	int no = 0;
+
+	crash_flag = 1;	
+	// search for a usable filename
+	do {
+		sprintf (file, "log/%s%04d.stackdump", server_name, ++no);
+	} while((fp = fopen(file,"r")) && (fclose(fp), no < 9999));
+	// dump the trace into the file
+
+	if ((fp = FOPEN_(file, "w", stderr)) != NULL) {
+		const char *revision;
+	#ifndef CYGWIN
+		void* array[20];
+		char **stack;
+		size_t size;
+	#endif
+
+		printf ("Dumping stack to '"CL_WHITE"%s"CL_RESET"'... ", file);
+		if ((revision = getrevision()) != NULL)
+			fprintf(fp, "Version: svn%s \n", revision);
+		else
+			fprintf(fp, "Version: %2d.%02d.%02d mod%02d \n", ATHENA_MAJOR_VERSION, ATHENA_MINOR_VERSION, ATHENA_REVISION, ATHENA_MOD_VERSION);
+		fprintf(fp, "Exception: %s \n", strsignal(sn));
+		fflush (fp);
+
+	#ifdef CYGWIN
+		cygwin_stackdump ();
+	#else
+		fprintf(fp, "Stack trace:\n");
+		size = backtrace (array, 20);
+		stack = backtrace_symbols (array, size);
+		for (no = 0; no < size; no++) {
+			fprintf(fp, "%s\n", stack[no]);
+		}
+		fprintf(fp,"End of stack trace\n");
+		free(stack);
+	#endif
+
+		printf ("Done.\n");
+		fflush(stdout);
+		fclose(fp);
+	}
+
+	sig_final();	// Log our uptime
+	// Pass the signal to the system's default handler
+	compat_signal(sn, SIG_DFL);
+	raise(sn);
+}
+
+/*=========================================
+ *	Shutting down (Program did not crash ^^)
+ *	- Log our current up time
+ *-----------------------------------------
+ */
+int sig_final ()
+{
+	time_t curtime;
+	char curtime2[24];	
+	FILE *fp;
+	long seconds = 0, day = 24*60*60, hour = 60*60,
+		minute = 60, days = 0, hours = 0, minutes = 0;
+
+	fp = fopen("log/uptime.log","a");
+	if (fp) {
+		time(&curtime);
+		strftime(curtime2, 24, "%m/%d/%Y %H:%M:%S", localtime(&curtime));
+
+		seconds = getuptime();
+		days = seconds/day;
+		seconds -= (seconds/day>0)?(seconds/day)*day:0;
+		hours = seconds/hour;
+		seconds -= (seconds/hour>0)?(seconds/hour)*hour:0;
+		minutes = seconds/minute;
+		seconds -= (seconds/minute>0)?(seconds/minute)*minute:0;
+
+		fprintf(fp, "%s: %s %s - %ld days, %ld hours, %ld minutes, %ld seconds.\n",
+			curtime2, server_name, (crash_flag ? "crashed" : "uptime"),
+			days, hours, minutes, seconds);
+		fclose(fp);
+	}
+
+	return 1;
+}
+
+/*=========================================
+ *	Register the signal handlers
+ *-----------------------------------------
+ */
+int sig_init ()
+{
+	void (*func) = sig_dump;
+#ifdef CYGWIN	// test if dumper is enabled
+	char *buf = getenv ("CYGWIN");
+	if (buf && strstr(buf, "error_start") != NULL)
+		func = SIG_DFL;
+#endif
+
+	IMPORT_SYMBOL(server_name, 1);
+	IMPORT_SYMBOL(getrevision, 6);
+	IMPORT_SYMBOL(getuptime, 11);
+
+	compat_signal(SIGSEGV, func);
+	compat_signal(SIGFPE, func);
+	compat_signal(SIGILL, func);
+	#ifndef __WIN32
+		compat_signal(SIGBUS, func);
+	#endif
+
+	return 1;
+}
+#endif
+
diff --git a/src/plugins/upnp.txt b/src/plugins/upnp.txt
new file mode 100644
index 000000000..32d0e75bf
--- /dev/null
+++ b/src/plugins/upnp.txt
@@ -0,0 +1,31 @@
+//
+// UPnP Plugin Configuration
+//
+
+// Enable UPnP
+enable_upnp: 1
+
+// Remove mapped router ports when shutting down
+release_mappings: 1
+
+// Close opened firewall ports when shutting down
+close_ports: 1
+
+//
+// You can set these if necessary
+// login server port
+//login_port: 6900
+//
+// char server port
+//char_port: 6121
+//
+// map server port
+//map_port: 5121
+//
+// NAT IP address to map your ports to
+//nat_ip: 192.168.0.1
+
+
+// Note: This plugin only works on Windows XP or higher
+// For more info on UPnP try here:
+// http://www.google.com/search?q=what+is+upnp
\ No newline at end of file
-- 
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