main.cpp 157 KB
Newer Older
1
2
/* main.cpp */

3
/* Synchronet terminal server thread and related functions */
4
5
6
7
8
9
10

/* $Id$ */

/****************************************************************************
 * @format.tab-size 4		(Plain Text/Source Code File Header)			*
 * @format.use-tabs true	(see http://www.synchro.net/ptsc_hdr.html)		*
 *																			*
11
 * Copyright 2011 Rob Swindell - http://www.synchro.net/copyright.html		*
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
 *																			*
 * 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.					*
 * See the GNU General Public License for more details: gpl.txt or			*
 * http://www.fsf.org/copyleft/gpl.html										*
 *																			*
 * Anonymous FTP access to the most recent released source is available at	*
 * ftp://vert.synchro.net, ftp://cvs.synchro.net and ftp://ftp.synchro.net	*
 *																			*
 * Anonymous CVS access to the development source and modification history	*
 * is available at cvs.synchro.net:/cvsroot/sbbs, example:					*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs login			*
 *     (just hit return, no password is necessary)							*
 * cvs -d :pserver:anonymous@cvs.synchro.net:/cvsroot/sbbs checkout src		*
 *																			*
 * For Synchronet coding style and modification guidelines, see				*
 * http://www.synchro.net/source.html										*
 *																			*
 * You are encouraged to submit any modifications (preferably in Unix diff	*
 * format) via e-mail to mods@synchro.net									*
 *																			*
 * Note: If this box doesn't appear square, then you need to fix your tabs.	*
 ****************************************************************************/

#include "sbbs.h"
#include "ident.h"
#include "telnet.h" 
41
#include "netwrap.h"
42
#include "js_rtpool.h"
43
#include "js_request.h"
44
45
46

#ifdef __unix__
	#include <sys/un.h>
deuce's avatar
deuce committed
47
48
49
50
	#ifndef SUN_LEN
		#define SUN_LEN(su) \
	        (sizeof(*(su)) - sizeof((su)->sun_path) + strlen((su)->sun_path))
	#endif
51
52
53
54
#endif

//---------------------------------------------------------------------------

55
#define TELNET_SERVER "Synchronet Terminal Server"
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
#define STATUS_WFC	"Listening"

#define TIMEOUT_THREAD_WAIT		60			// Seconds (was 15)
#define IO_THREAD_BUF_SIZE	   	20000		// Bytes

// Globals
#ifdef _WIN32
	HANDLE		exec_mutex=NULL;
	HINSTANCE	hK32=NULL;

	#if defined(_DEBUG) && defined(_MSC_VER)
			HANDLE	debug_log=INVALID_HANDLE_VALUE;
		   _CrtMemState mem_chkpoint;
	#endif // _DEBUG && _MSC_VER

#endif // _WIN32

73
#ifdef USE_CRYPTLIB
rswindell's avatar
rswindell committed
74
	#define SSH_END()	if(ssh)	cryptDestroySession(sbbs->ssh_session);
75
76
77
78
#else
	#define	SSH_END()
#endif

79
80
volatile time_t	uptime=0;
volatile ulong	served=0;
81

82
static	protected_uint32_t node_threads_running;
83
84
85
86
87
88
89
90
91
92
		
char 	lastuseron[LEN_ALIAS+1];  /* Name of user last online */
RingBuf* node_inbuf[MAX_NODES];
SOCKET	spy_socket[MAX_NODES];
#ifdef __unix__
SOCKET	uspy_socket[MAX_NODES];	  /* UNIX domain spy sockets */
#endif
SOCKET	node_socket[MAX_NODES];
static	SOCKET telnet_socket=INVALID_SOCKET;
static	SOCKET rlogin_socket=INVALID_SOCKET;
93
94
95
#ifdef USE_CRYPTLIB
static	SOCKET ssh_socket=INVALID_SOCKET;
#endif
96
97
98
99
100
static	sbbs_t*	sbbs=NULL;
static	scfg_t	scfg;
static	char *	text[TOTAL_TEXT];
static	WORD	first_node;
static	WORD	last_node;
101
static	bool	terminate_server=false;
102
103
static	str_list_t recycle_semfiles;
static	str_list_t shutdown_semfiles;
104
105
106
#ifdef _THREAD_SUID_BROKEN
int	thread_suid_broken=TRUE;			/* NPTL is no longer broken */
#endif
107
108
109
110
111

extern "C" {

static bbs_startup_t* startup=NULL;

rswindell's avatar
rswindell committed
112
static const char* status(const char* str)
113
114
{
	if(startup!=NULL && startup->status!=NULL)
115
	    startup->status(startup->cbdata,str);
rswindell's avatar
rswindell committed
116
	return str;
117
118
119
120
121
}

static void update_clients()
{
	if(startup!=NULL && startup->clients!=NULL)
122
		startup->clients(startup->cbdata,node_threads_running.value);
123
124
125
126
127
}

void client_on(SOCKET sock, client_t* client, BOOL update)
{
	if(startup!=NULL && startup->client_on!=NULL)
128
		startup->client_on(startup->cbdata,TRUE,sock,client,update);
129
130
131
132
133
}

static void client_off(SOCKET sock)
{
	if(startup!=NULL && startup->client_on!=NULL)
134
		startup->client_on(startup->cbdata,FALSE,sock,NULL,FALSE);
135
136
137
138
139
}

static void thread_up(BOOL setuid)
{
	if(startup!=NULL && startup->thread_up!=NULL)
140
		startup->thread_up(startup->cbdata,TRUE,setuid);
141
142
143
144
145
}

static void thread_down()
{
	if(startup!=NULL && startup->thread_up!=NULL)
146
		startup->thread_up(startup->cbdata,FALSE,FALSE);
147
148
}

149
int lputs(int level, const char* str)
150
{
151
	if(level <= LOG_ERR) {
152
		errorlog(&scfg,startup==NULL ? NULL:startup->host_name, str);
153
154
155
		if(startup!=NULL && startup->errormsg!=NULL)
			startup->errormsg(startup->cbdata,level,str);
	}
156

157
	if(startup==NULL || startup->lputs==NULL || str==NULL || level > startup->log_level)
158
159
    	return(0);

160
161
162
163
164
#if defined(_WIN32)
	if(IsBadCodePtr((FARPROC)startup->lputs))
		return(0);
#endif

165
    return(startup->lputs(startup->cbdata,level,str));
166
167
}

168
int lprintf(int level, const char *fmt, ...)
169
170
171
172
173
174
175
176
{
	va_list argptr;
	char sbuf[1024];

    va_start(argptr,fmt);
    vsnprintf(sbuf,sizeof(sbuf),fmt,argptr);
	sbuf[sizeof(sbuf)-1]=0;
    va_end(argptr);
177
    return(lputs(level,sbuf));
178
179
}

180
int eprintf(int level, const char *fmt, ...)
181
182
183
184
185
186
187
188
{
	va_list argptr;
	char sbuf[1024];

    va_start(argptr,fmt);
    vsnprintf(sbuf,sizeof(sbuf),fmt,argptr);
	sbuf[sizeof(sbuf)-1]=0;
    va_end(argptr);
189
190
191
192
193
194
195
196
197
198

	if(level <= LOG_ERR) {
		errorlog(&scfg,startup==NULL ? NULL:startup->host_name, sbuf);
		if(startup!=NULL && startup->errormsg!=NULL)
			startup->errormsg(startup->cbdata,level,sbuf);
	}

    if(startup==NULL || startup->event_lputs==NULL || level > startup->log_level)
        return(0);

199
	strip_ctrl(sbuf, sbuf);
200
    return(startup->event_lputs(startup->event_cbdata,level,sbuf));
201
202
}

203
SOCKET open_socket(int type, const char* protocol)
204
205
206
207
208
209
{
	SOCKET	sock;
	char	error[256];

	sock=socket(AF_INET, type, IPPROTO_IP);
	if(sock!=INVALID_SOCKET && startup!=NULL && startup->socket_open!=NULL) 
210
		startup->socket_open(startup->cbdata,TRUE);
211
	if(sock!=INVALID_SOCKET && set_socket_options(&scfg, sock, protocol, error, sizeof(error)))
212
		lprintf(LOG_ERR,"%04d !ERROR %s",sock,error);
213
214
215
216
217
218
219
220
221
222

	return(sock);
}

SOCKET accept_socket(SOCKET s, SOCKADDR* addr, socklen_t* addrlen)
{
	SOCKET	sock;

	sock=accept(s,addr,addrlen);
	if(sock!=INVALID_SOCKET && startup!=NULL && startup->socket_open!=NULL) 
223
		startup->socket_open(startup->cbdata,TRUE);
224
225
226
227
228
229
230
231
232
233
234
235
236

	return(sock);
}

int close_socket(SOCKET sock)
{
	int		result;

	if(sock==INVALID_SOCKET || sock==0)
		return(0);

	shutdown(sock,SHUT_RDWR);	/* required on Unix */
	result=closesocket(sock);
237
	if(startup!=NULL && startup->socket_open!=NULL)
238
		startup->socket_open(startup->cbdata,FALSE);
239
	if(result!=0 && ERROR_VALUE!=ENOTSOCK)
240
		lprintf(LOG_WARNING,"!ERROR %d closing socket %d",ERROR_VALUE,sock);
241
242
243
244
245
246
247
248
249
250
	return(result);
}


u_long resolve_ip(char *addr)
{
	HOSTENT*	host;
	char*		p;

	if(*addr==0)
251
		return((u_long)INADDR_NONE);
252
253
254
255
256
257
258

	for(p=addr;*p;p++)
		if(*p!='.' && !isdigit(*p))
			break;
	if(!(*p))
		return(inet_addr(addr));
	if((host=gethostbyname(addr))==NULL) 
259
		return((u_long)INADDR_NONE);
260
261
262
263
264
	return(*((ulong*)host->h_addr_list[0]));
}

} /* extern "C" */

265
266
267
268
269
270
271
272
273
274
275
#ifdef _WINSOCKAPI_

WSADATA WSAData;
#define SOCKLIB_DESC WSAData.szDescription
static BOOL WSAInitialized=FALSE;

static BOOL winsock_startup(void)
{
	int		status;             /* Status Code */

    if((status = WSAStartup(MAKEWORD(1,1), &WSAData))==0) {
276
		lprintf(LOG_DEBUG,"%s %s",WSAData.szDescription, WSAData.szSystemStatus);
277
278
279
280
		WSAInitialized=TRUE;
		return(TRUE);
	}

281
    lprintf(LOG_CRIT,"!WinSock startup ERROR %d", status);
282
283
284
285
286
287
288
289
290
291
	return(FALSE);
}

#else /* No WINSOCK */

#define winsock_startup()	(TRUE)
#define SOCKLIB_DESC NULL

#endif

292
293
DLLEXPORT void DLLCALL sbbs_srand()
{
294
	DWORD seed;
295

296
	xp_randomize();
297
298
299
300
301
302
303
#if defined(HAS_DEV_RANDOM) && defined(RANDOM_DEV)
	int     rf;

	if((rf=open(RANDOM_DEV, O_RDONLY))!=-1) {
		read(rf, &seed, sizeof(seed));
		close(rf);
	}
304
#else
305
	seed = time(NULL) ^ (DWORD)GetCurrentThreadId();
306
307
308
#endif

 	srand(seed);
309
310
311
	sbbs_random(10);	/* Throw away first number */
}

312
int DLLCALL sbbs_random(int n)
313
314
315
316
{
	return(xp_random(n));
}

317
318
#ifdef JAVASCRIPT

319
320
static js_server_props_t js_server_props;

321
322
323
324
325
326
327
328
329
330
331
332
JSBool	
DLLCALL js_CreateArrayOfStrings(JSContext* cx, JSObject* parent, const char* name, char* str[],uintN flags)
{
	JSObject*	array;
	JSString*	js_str;
	jsval		val;
	size_t		i;
	jsuint		len=0;
		
	if(JS_GetProperty(cx,parent,name,&val) && val!=JSVAL_VOID)
		array=JSVAL_TO_OBJECT(val);
	else
333
334
		if((array=JS_NewArrayObject(cx, 0, NULL))==NULL)	/* Assertion here, in _heap_alloc_dbg, June-21-2004 */
			return(JS_FALSE);								/* Caused by nntpservice.js? */
335

336
337
338
339
	if(!JS_DefineProperty(cx, parent, name, OBJECT_TO_JSVAL(array)
		,NULL,NULL,flags))
		return(JS_FALSE);

340
341
342
343
344
345
346
347
348
349
350
	if(!JS_GetArrayLength(cx, array, &len))
		return(JS_FALSE);

	for(i=0;str[i]!=NULL;i++) {
		if((js_str = JS_NewStringCopyZ(cx, str[i]))==NULL)
			break;
		val = STRING_TO_JSVAL(js_str);
		if(!JS_SetElement(cx, array, len+i, &val))
			break;
	}

351
	return(JS_TRUE);
352
353
}

354
/* Convert from Synchronet-specific jsSyncMethodSpec to JSAPI's JSFunctionSpec */
355
356

JSBool
357
DLLCALL js_DescribeSyncObject(JSContext* cx, JSObject* obj, const char* str, int ver)
358
359
360
361
362
363
{
	JSString* js_str = JS_NewStringCopyZ(cx, str);

	if(js_str==NULL)
		return(JS_FALSE);

rswindell's avatar
rswindell committed
364
365
366
	if(ver < 10000)		/* auto convert 313 to 31300 */
		ver*=100;

367
	return(JS_DefineProperty(cx,obj,"_description"
368
369
370
			,STRING_TO_JSVAL(js_str),NULL,NULL,JSPROP_READONLY)
		&& JS_DefineProperty(cx,obj,"_ver"
			,INT_TO_JSVAL(ver),NULL,NULL,JSPROP_READONLY));
371
372
373
}

JSBool
374
DLLCALL js_DescribeSyncConstructor(JSContext* cx, JSObject* obj, const char* str)
375
376
377
378
379
380
381
382
383
384
{
	JSString* js_str = JS_NewStringCopyZ(cx, str);

	if(js_str==NULL)
		return(JS_FALSE);

	return(JS_DefineProperty(cx,obj,"_constructor"
		,STRING_TO_JSVAL(js_str),NULL,NULL,JSPROP_READONLY));
}

385
#ifdef BUILD_JSDOCS
386
387

static const char* method_array_name = "_method_list";
388
static const char* propver_array_name = "_property_ver_list";
389
390
391
392
393
394
395
396
397
398
399
400
401

/*
 * from jsatom.c:
 * Keep this in sync with jspubtd.h -- an assertion below will insist that
 * its length match the JSType enum's JSTYPE_LIMIT limit value.
 */
static const char *js_type_str[] = {
    "void",			// changed from "undefined"
    "object",
    "function",
    "string",
    "number",
    "boolean",
402
403
	"array",
	"alias",
rswindell's avatar
rswindell committed
404
405
	"undefined",
	"null"
406
407
};

408
409
410
411
JSBool
DLLCALL js_DefineSyncProperties(JSContext *cx, JSObject *obj, jsSyncPropertySpec* props)
{
	uint		i;
412
	long		ver;
413
414
415
416
417
418
419
420
421
422
423
424
	jsval		val;
	jsuint		len=0;
	JSObject*	array;

	if((array=JS_NewArrayObject(cx, 0, NULL))==NULL)
		return(JS_FALSE);

	if(!JS_DefineProperty(cx, obj, propver_array_name, OBJECT_TO_JSVAL(array)
		,NULL,NULL,JSPROP_READONLY))
		return(JS_FALSE);

	for(i=0;props[i].name;i++) {
425
426
		if(!JS_DefinePropertyWithTinyId(cx, obj, /* Never reserve any "slots" for properties */
			props[i].name,props[i].tinyid, JSVAL_VOID, NULL, NULL, props[i].flags|JSPROP_SHARED))
427
428
			return(JS_FALSE);
		if(props[i].flags&JSPROP_ENUMERATE) {	/* No need to version invisible props */
429
430
431
			if((ver=props[i].ver) < 10000)		/* auto convert 313 to 31300 */
				ver*=100;
			val = INT_TO_JSVAL(ver);
432
433
434
435
436
437
438
439
			if(!JS_SetElement(cx, array, len++, &val))
				return(JS_FALSE);
		}
	}

	return(JS_TRUE);
}

440
JSBool 
441
DLLCALL js_DefineSyncMethods(JSContext* cx, JSObject* obj, jsSyncMethodSpec *funcs, BOOL append)
442
443
444
{
	int			i;
	jsuint		len=0;
445
	long		ver;
446
447
448
449
450
451
452
453
454
455
456
457
	jsval		val;
	JSObject*	method;
	JSObject*	method_array;
	JSString*	js_str;

	/* Return existing method_list array if it's already been created */
	if(JS_GetProperty(cx,obj,method_array_name,&val) && val!=JSVAL_VOID)
		method_array=JSVAL_TO_OBJECT(val);
	else
		if((method_array=JS_NewArrayObject(cx, 0, NULL))==NULL) 
			return(JS_FALSE);

458
459
460
461
	if(!JS_DefineProperty(cx, obj, method_array_name, OBJECT_TO_JSVAL(method_array)
		, NULL, NULL, 0))
		return(JS_FALSE);

462
463
464
465
466
467
	if(append)
		if(!JS_GetArrayLength(cx, method_array, &len))
			return(JS_FALSE);

	for(i=0;funcs[i].name;i++) {

468
469
		if(!JS_DefineFunction(cx, obj, funcs[i].name, funcs[i].call, funcs[i].nargs, 0))
			return(JS_FALSE);
470
471
472
473

		if(funcs[i].type==JSTYPE_ALIAS)
			continue;

474
		method = JS_NewObject(cx, NULL, NULL, method_array);	/* exception here June-7-2003 */
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508

		if(method==NULL)
			return(JS_FALSE);

		if(funcs[i].name!=NULL) {
			if((js_str=JS_NewStringCopyZ(cx,funcs[i].name))==NULL)
				return(JS_FALSE);
			val = STRING_TO_JSVAL(js_str);
			JS_SetProperty(cx, method, "name", &val);
		}

		val = INT_TO_JSVAL(funcs[i].nargs);
		if(!JS_SetProperty(cx, method, "nargs", &val))
			return(JS_FALSE);

		if((js_str=JS_NewStringCopyZ(cx,js_type_str[funcs[i].type]))==NULL)
			return(JS_FALSE);
		val = STRING_TO_JSVAL(js_str);
		JS_SetProperty(cx, method, "type", &val);

		if(funcs[i].args!=NULL) {
			if((js_str=JS_NewStringCopyZ(cx,funcs[i].args))==NULL)
				return(JS_FALSE);
			val = STRING_TO_JSVAL(js_str);
			JS_SetProperty(cx, method, "args", &val);
		}

		if(funcs[i].desc!=NULL) { 
			if((js_str=JS_NewStringCopyZ(cx,funcs[i].desc))==NULL)
				return(JS_FALSE);
			val = STRING_TO_JSVAL(js_str);
			JS_SetProperty(cx, method, "desc", &val);
		}

509
		if(funcs[i].ver) {
510
			if((ver=funcs[i].ver) < 10000)		/* auto convert 313 to 31300 */
511
512
				ver*=100;
			val = INT_TO_JSVAL(ver);
513
514
515
			JS_SetProperty(cx,method, "ver", &val);
		}

516
517
518
519
520
521
522
523
		val=OBJECT_TO_JSVAL(method);
		if(!JS_SetElement(cx, method_array, len+i, &val))
			return(JS_FALSE);
	}

	return(JS_TRUE);
}

524
525
526
527
528
/*
 * Always resolve all here since
 * 1) We'll always be enumerating anyways
 * 2) The speed penalty won't be seen in production code anyways
 */
529
530
JSBool
DLLCALL js_SyncResolve(JSContext* cx, JSObject* obj, char *name, jsSyncPropertySpec* props, jsSyncMethodSpec* funcs, jsConstIntSpec* consts, int flags)
531
532
533
{
	JSBool	ret=JS_TRUE;

deuce's avatar
deuce committed
534
	if(props) {
535
536
		if(!js_DefineSyncProperties(cx, obj, props))
			ret=JS_FALSE;
deuce's avatar
deuce committed
537
	}
538
		
deuce's avatar
deuce committed
539
540
	if(funcs) {
		if(!js_DefineSyncMethods(cx, obj, funcs, 0))
541
			ret=JS_FALSE;
deuce's avatar
deuce committed
542
	}
543

deuce's avatar
deuce committed
544
545
546
547
	if(consts) {
		if(!js_DefineConstIntegers(cx, obj, consts, flags))
			ret=JS_FALSE;
	}
548

549
550
551
	return(ret);
}

552
#else // NON-JSDOCS
553

554
555
556
557
558
559
560
JSBool
DLLCALL js_DefineSyncProperties(JSContext *cx, JSObject *obj, jsSyncPropertySpec* props)
{
	uint i;

	for(i=0;props[i].name;i++) 
		if(!JS_DefinePropertyWithTinyId(cx, obj, 
561
			props[i].name,props[i].tinyid, JSVAL_VOID, NULL, NULL, props[i].flags|JSPROP_SHARED))
562
563
564
565
566
567
			return(JS_FALSE);

	return(JS_TRUE);
}


568
JSBool 
569
DLLCALL js_DefineSyncMethods(JSContext* cx, JSObject* obj, jsSyncMethodSpec *funcs, BOOL append)
570
{
571
	uint i;
572
573

	for(i=0;funcs[i].name;i++)
574
575
		if(!JS_DefineFunction(cx, obj, funcs[i].name, funcs[i].call, funcs[i].nargs, 0))
			return(JS_FALSE);
576
577
578
	return(JS_TRUE);
}

579
580
JSBool
DLLCALL js_SyncResolve(JSContext* cx, JSObject* obj, char *name, jsSyncPropertySpec* props, jsSyncMethodSpec* funcs, jsConstIntSpec* consts, int flags)
581
582
{
	uint i;
583
	jsval	val;
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605

	if(props) {
		for(i=0;props[i].name;i++) {
			if(name==NULL || strcmp(name, props[i].name)==0) {
				if(!JS_DefinePropertyWithTinyId(cx, obj, 
						props[i].name,props[i].tinyid, JSVAL_VOID, NULL, NULL, props[i].flags|JSPROP_SHARED))
					return(JS_FALSE);
				if(name)
					return(JS_TRUE);
			}
		}
	}
	if(funcs) {
		for(i=0;funcs[i].name;i++) {
			if(name==NULL || strcmp(name, funcs[i].name)==0) {
				if(!JS_DefineFunction(cx, obj, funcs[i].name, funcs[i].call, funcs[i].nargs, 0))
					return(JS_FALSE);
				if(name)
					return(JS_TRUE);
			}
		}
	}
606
	if(consts) {
deuce's avatar
deuce committed
607
		for(i=0;consts[i].name;i++) {
608
			if(name==NULL || strcmp(name, consts[i].name)==0) {
609
				val=INT_TO_JSVAL(consts[i].val);
610

deuce's avatar
deuce committed
611
				if(!JS_DefineProperty(cx, obj, consts[i].name, val ,NULL, NULL, flags))
612
613
614
615
616
617
618
					return(JS_FALSE);

				if(name)
					return(JS_TRUE);
			}
		}
	}
619
620
621
622

	return(JS_TRUE);
}

623
624
#endif

625
626
627
628
629
630
631
632
/* This is a stream-lined version of JS_DefineConstDoubles */
JSBool
DLLCALL js_DefineConstIntegers(JSContext* cx, JSObject* obj, jsConstIntSpec* ints, int flags)
{
	uint	i;
	jsval	val;

	for(i=0;ints[i].name;i++) {
633
		val=INT_TO_JSVAL(ints[i].val);
634
635
636
637

		if(!JS_DefineProperty(cx, obj, ints[i].name, val ,NULL, NULL, flags))
			return(JS_FALSE);
	}
638

639
640
641
	return(JS_TRUE);
}

642
643
644
645
646
647
648
649
650
651
652
653
654
655
char*
DLLCALL js_ValueToStringBytes(JSContext* cx, jsval val, size_t* len)
{
	JSString* str;
	
	if((str=JS_ValueToString(cx, val))==NULL)
		return(NULL);

	if(len!=NULL)
		*len = JS_GetStringLength(str);

	return(JS_GetStringBytes(str));
}

656
static JSBool
657
js_log(JSContext *cx, uintN argc, jsval *arglist)
658
{
659
660
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
661
662
    uintN		i=0;
	int32		level=LOG_INFO;
663
    JSString*	str=NULL;
664
	sbbs_t*		sbbs;
665
	jsrefcount	rc;
666
667
668
669

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

670
	if(argc > 1 && JSVAL_IS_NUMBER(argv[i]))
671
672
673
		JS_ValueToInt32(cx,argv[i++],&level);

    for(; i<argc; i++) {
674
		if((str=JS_ValueToString(cx, argv[i]))==NULL) {
675
			JS_RESUMEREQUEST(cx, rc);
676
		    return(JS_FALSE);
677
		}
678
		rc=JS_SUSPENDREQUEST(cx);
679
		if(sbbs->online==ON_LOCAL) {
680
			if(startup!=NULL && startup->event_lputs!=NULL && level <= startup->log_level)
681
				startup->event_lputs(startup->event_cbdata,level,JS_GetStringBytes(str));
682
		} else
683
			lprintf(level,"Node %d %s", sbbs->cfg.node_num, JS_GetStringBytes(str));
684
		JS_RESUMEREQUEST(cx, rc);
685
	}
686

687
	if(str==NULL)
688
		JS_SET_RVAL(cx, arglist, JSVAL_VOID);
689
	else
690
		JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(str));
691
692
693
    return(JS_TRUE);
}

694
static JSBool
695
js_read(JSContext *cx, uintN argc, jsval *arglist)
696
{
697
698
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
699
700
701
	uchar*		buf;
	int32		len=128;
	sbbs_t*		sbbs;
702
	jsrefcount	rc;
703
704
705
706
707
708
709
710
711
712

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if(argc)
		JS_ValueToInt32(cx,argv[0],&len);

	if((buf=(uchar*)malloc(len))==NULL)
		return(JS_TRUE);

713
	rc=JS_SUSPENDREQUEST(cx);
714
	len=RingBufRead(&sbbs->inbuf,buf,len);
715
	JS_RESUMEREQUEST(cx, rc);
716
717

	if(len>0)
718
		JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(JS_NewStringCopyN(cx,(char*)buf,len)));
719
720
721
722
723
724

	free(buf);
	return(JS_TRUE);
}

static JSBool
725
js_readln(JSContext *cx, uintN argc, jsval *arglist)
726
{
727
728
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
729
730
731
	char*		buf;
	int32		len=128;
	sbbs_t*		sbbs;
732
	jsrefcount	rc;
733
734
735
736
737
738
739
740
741
742

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if(argc)
		JS_ValueToInt32(cx,argv[0],&len);

	if((buf=(char*)malloc(len))==NULL)
		return(JS_TRUE);

743
	rc=JS_SUSPENDREQUEST(cx);
744
	len=sbbs->getstr(buf,len,K_NONE);
745
	JS_RESUMEREQUEST(cx, rc);
746
747

	if(len>0)
748
		JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(JS_NewStringCopyZ(cx,buf)));
749
750
751
752
753

	free(buf);
	return(JS_TRUE);
}

754
static JSBool
755
js_write(JSContext *cx, uintN argc, jsval *arglist)
756
{
757
758
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
759
    uintN		i;
760
    JSString*	str=NULL;
761
	sbbs_t*		sbbs;
762
	jsrefcount	rc;
763
764
765
766
767
768
769

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

    for (i = 0; i < argc; i++) {
		if((str=JS_ValueToString(cx, argv[i]))==NULL)
		    return(JS_FALSE);
770
		rc=JS_SUSPENDREQUEST(cx);
771
		if(sbbs->online==ON_LOCAL)
772
			eprintf(LOG_INFO,"%s",JS_GetStringBytes(str));
773
774
		else
			sbbs->bputs(JS_GetStringBytes(str));
775
		JS_RESUMEREQUEST(cx, rc);
776
777
778
	}

	if(str==NULL)
779
		JS_SET_RVAL(cx, arglist, JSVAL_VOID);
780
	else
781
		JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(str));
782
783
784
    return(JS_TRUE);
}

785
static JSBool
786
js_write_raw(JSContext *cx, uintN argc, jsval *arglist)
787
{
788
789
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
790
791
792
793
    uintN		i;
    char*	str=NULL;
	size_t		len;
	sbbs_t*		sbbs;
794
	jsrefcount	rc;
795
796
797
798
799
800
801

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

    for (i = 0; i < argc; i++) {
		if((str=js_ValueToStringBytes(cx, argv[i], &len))==NULL)
		    return(JS_FALSE);
802
		rc=JS_SUSPENDREQUEST(cx);
803
		sbbs->putcom(str, len);
804
		JS_RESUMEREQUEST(cx, rc);
805
806
807
808
809
	}

    return(JS_TRUE);
}

810
static JSBool
811
js_writeln(JSContext *cx, uintN argc, jsval *arglist)
812
{
813
814
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
815
	sbbs_t*		sbbs;
816
	jsrefcount	rc;
817
818
819
820

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

821
	js_write(cx,argc,arglist);
822
	rc=JS_SUSPENDREQUEST(cx);
823
824
	if(sbbs->online==ON_REMOTE)
		sbbs->bputs(crlf);
825
	JS_RESUMEREQUEST(cx, rc);
826
827
828
829
830

    return(JS_TRUE);
}

static JSBool
831
js_printf(JSContext *cx, uintN argc, jsval *arglist)
832
{
833
834
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
835
836
	char*		p;
	sbbs_t*		sbbs;
837
	jsrefcount	rc;
838
839
840
841

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

842
843
	if((p = js_sprintf(cx, 0, argc, argv))==NULL) {
		JS_ReportError(cx,"js_sprintf failed");
844
845
846
		return(JS_FALSE);
	}

847
	rc=JS_SUSPENDREQUEST(cx);
848
	if(sbbs->online==ON_LOCAL)
849
		eprintf(LOG_INFO,"%s",p);
850
851
	else
		sbbs->bputs(p);
852
	JS_RESUMEREQUEST(cx, rc);
853

854
	JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(JS_NewStringCopyZ(cx, p)));
855

856
	js_sprintf_free(p);
857
858
859
860
861

    return(JS_TRUE);
}

static JSBool
862
js_alert(JSContext *cx, uintN argc, jsval *arglist)
863
{
864
865
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
866
867
    JSString *	str;
	sbbs_t*		sbbs;
868
	jsrefcount	rc;
869
870
871
872
873
874
875

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if((str=JS_ValueToString(cx, argv[0]))==NULL)
	    return(JS_FALSE);

876
	rc=JS_SUSPENDREQUEST(cx);
877
878
879
880
	sbbs->attr(sbbs->cfg.color[clr_err]);
	sbbs->bputs(JS_GetStringBytes(str));
	sbbs->attr(LIGHTGRAY);
	sbbs->bputs(crlf);
881
	JS_RESUMEREQUEST(cx, rc);
882
883
884
885
886

    return(JS_TRUE);
}

static JSBool
887
js_confirm(JSContext *cx, uintN argc, jsval *arglist)
888
{
889
890
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
891
892
    JSString *	str;
	sbbs_t*		sbbs;
893
	jsrefcount	rc;
894
895
896
897
898
899
900

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if((str=JS_ValueToString(cx, argv[0]))==NULL)
	    return(JS_FALSE);

901
	rc=JS_SUSPENDREQUEST(cx);
902
	JS_SET_RVAL(cx, arglist, BOOLEAN_TO_JSVAL(sbbs->yesno(JS_GetStringBytes(str))));
903
	JS_RESUMEREQUEST(cx, rc);
904
905
906
	return(JS_TRUE);
}

907
static JSBool
908
js_deny(JSContext *cx, uintN argc, jsval *arglist)
909
{
910
911
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
912
913
914
915
916
917
918
919
920
921
922
    JSString *	str;
	sbbs_t*		sbbs;
	jsrefcount	rc;

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if((str=JS_ValueToString(cx, argv[0]))==NULL)
	    return(JS_FALSE);

	rc=JS_SUSPENDREQUEST(cx);
923
	JS_SET_RVAL(cx, arglist, BOOLEAN_TO_JSVAL(sbbs->noyes(JS_GetStringBytes(str))));
924
925
926
927
928
	JS_RESUMEREQUEST(cx, rc);
	return(JS_TRUE);
}


929
static JSBool
930
js_prompt(JSContext *cx, uintN argc, jsval *arglist)
931
{
932
933
	JSObject *obj=JS_THIS_OBJECT(cx, arglist);
	jsval *argv=JS_ARGV(cx, arglist);
934
935
936
937
	char		instr[81];
    JSString *	prompt;
    JSString *	str;
	sbbs_t*		sbbs;
938
	jsrefcount	rc;
939
940
941
942
943
944
945
946
947
948
949
950
951
952

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return(JS_FALSE);

	if((prompt=JS_ValueToString(cx, argv[0]))==NULL)
	    return(JS_FALSE);

	if(argc>1) {
		if((str=JS_ValueToString(cx, argv[1]))==NULL)
		    return(JS_FALSE);
		SAFECOPY(instr,JS_GetStringBytes(str));
	} else
		instr[0]=0;

953
	rc=JS_SUSPENDREQUEST(cx);
954
955
956
	sbbs->bprintf("\1n\1y\1h%s\1w: ",JS_GetStringBytes(prompt));

	if(!sbbs->getstr(instr,sizeof(instr)-1,K_EDIT)) {
957
		JS_SET_RVAL(cx, arglist, JSVAL_NULL);
958
		JS_RESUMEREQUEST(cx, rc);
959
960
		return(JS_TRUE);
	}
961
	JS_RESUMEREQUEST(cx, rc);
962
963
964
965

	if((str=JS_NewStringCopyZ(cx, instr))==NULL)
	    return(JS_FALSE);

966
	JS_SET_RVAL(cx, arglist, STRING_TO_JSVAL(str));
967
968
969
    return(JS_TRUE);
}

970
static jsSyncMethodSpec js_global_functions[] = {
971
	{"log",				js_log,				1,	JSTYPE_STRING,	JSDOCSTR("[level,] value [,value]")
972
	,JSDOCSTR("add a line of text to the server and/or system log, "
973
974
		"<i>values</i> are typically string constants or variables, "
		"<i>level</i> is the debug level/priority (default: <tt>LOG_INFO</tt>)")
975
	,311
976
	},
977
978
	{"read",			js_read,			0,	JSTYPE_STRING,	JSDOCSTR("[count]")
	,JSDOCSTR("read up to count characters from input stream")
979
	,311
980
981
982
	},
	{"readln",			js_readln,			0,	JSTYPE_STRING,	JSDOCSTR("[count]")
	,JSDOCSTR("read a single line, up to count characters, from input stream")
983
	,311
984
	},
985
	{"write",			js_write,			0,	JSTYPE_VOID,	JSDOCSTR("value [,value]")
986
	,JSDOCSTR("send one or more values (typically strings) to the server output")
987
	,311
988
	},
989
990
	{"write_raw",			js_write_raw,			0,	JSTYPE_VOID,	JSDOCSTR("value [,value]")
	,JSDOCSTR("send a stream of bytes (possibly containing NULLs or special control code sequences) to the server output")
rswindell's avatar
rswindell committed
991
	,314
992
	},
993
994
995
996
	{"print",			js_writeln,			0,	JSTYPE_ALIAS },
    {"writeln",         js_writeln,         0,	JSTYPE_VOID,	JSDOCSTR("value [,value]")
	,JSDOCSTR("send a line of text to the console or event log with automatic line termination (CRLF), "
		"<i>values</i> are typically string constants or variables (AKA print)")
997
	,311
998
	},
999
    {"printf",          js_printf,          1,	JSTYPE_STRING,	JSDOCSTR("string format [,value][,value]")
1000
	,JSDOCSTR("print a formatted string - <small>CAUTION: for experienced C programmers ONLY</small>")
1001
	,310
1002
1003
1004
	},	
	{"alert",			js_alert,			1,	JSTYPE_VOID,	JSDOCSTR("value")
	,JSDOCSTR("print an alert message (ala client-side JS)")
1005
	,310
1006
1007
1008
	},
	{"prompt",			js_prompt,			1,	JSTYPE_STRING,	JSDOCSTR("[value]")
	,JSDOCSTR("displays a prompt (<i>value</i>) and returns a string of user input (ala clent-side JS)")
1009
	,310
1010
1011
1012
	},
	{"confirm",			js_confirm,			1,	JSTYPE_BOOLEAN,	JSDOCSTR("value")
	,JSDOCSTR("displays a Yes/No prompt and returns <i>true</i> or <i>false</i> "
1013
		"based on user's confirmation (ala client-side JS, <i>true</i> = yes)")
1014
	,310
1015
	},
1016
1017
1018
1019
1020
	{"deny",			js_deny,			1,	JSTYPE_BOOLEAN,	JSDOCSTR("value")
	,JSDOCSTR("displays a No/Yes prompt and returns <i>true</i> or <i>false</i> "
		"based on user's denial (<i>true</i> = no)")
	,31501
	},
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
    {0}
};

static void
js_ErrorReporter(JSContext *cx, const char *message, JSErrorReport *report)
{
	char	line[64];
	char	file[MAX_PATH+1];
	sbbs_t*	sbbs;
	const char*	warning;
1031
	jsrefcount	rc;
1032
	int		log_level;
1033
	char	nodestr[128];
1034
1035
1036

	if((sbbs=(sbbs_t*)JS_GetContextPrivate(cx))==NULL)
		return;
1037
1038
1039
1040
1041

    if(sbbs->cfg.node_num)
    	SAFEPRINTF(nodestr,"Node %d",sbbs->cfg.node_num);
    else
    	SAFECOPY(nodestr,sbbs->client_name);
1042
1043
	
	if(report==NULL) {
1044
		lprintf(LOG_ERR,"%s !JavaScript: %s", nodestr, message);
1045
1046
1047
1048
		return;
    }

	if(report->filename)
1049
		SAFEPRINTF(file," %s",report->filename);
1050
1051
1052
1053
	else
		file[0]=0;

	if(report->lineno)
1054
		SAFEPRINTF(line," line %d",report->lineno);
1055
1056
1057
1058
1059
1060
1061
1062
	else
		line[0]=0;

	if(JSREPORT_IS_WARNING(report->flags)) {
		if(JSREPORT_IS_STRICT(report->flags))
			warning="strict warning";
		else
			warning="warning";
1063
1064
		log_level = LOG_WARNING;
	} else {
1065
		warning=nulstr;
1066
1067
		log_level = LOG_ERR;
	}
1068

1069
	rc=JS_SUSPENDREQUEST(cx);
1070
	if(sbbs->online==ON_LOCAL) 
1071
		eprintf(log_level,"!JavaScript %s%s%s: %s",warning,file,line,message);
1072
	else {
1073
		lprintf(log_level,"%s !JavaScript %s%s%s: %s",nodestr,warning,file,line,message);
1074
1075
		sbbs->bprintf("!JavaScript %s%s%s: %s\r\n",warning,file,line,message);
	}
1076
	JS_RESUMEREQUEST(cx, rc);
1077
1078
}

1079
bool sbbs_t::js_init(ulong* stack_frame)
1080
1081
1082
1083
{
	char		node[128];

    if(cfg.node_num)
1084
    	SAFEPRINTF(node,"Node %d",cfg.node_num);
1085
    else
1086
    	SAFECOPY(node,client_name);