1
2
3
4
5
6
7
8
9
10
11
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
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
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
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
|
/*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
* Copyright 2016 VMS Software, Inc. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#ifdef __VMS
# define OPENSSL_SYS_VMS
# pragma message disable DOLLARID
# include <openssl/opensslconf.h>
# if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
/*
* On VMS, you need to define this to get the declaration of fileno(). The
* value 2 is to make sure no function defined in POSIX-2 is left undefined.
*/
# define _POSIX_C_SOURCE 2
# endif
# include <stdio.h>
# undef _POSIX_C_SOURCE
# include <sys/types.h>
# include <sys/socket.h>
# include <netinet/in.h>
# include <inet.h>
# include <unistd.h>
# include <string.h>
# include <errno.h>
# include <starlet.h>
# include <iodef.h>
# ifdef __alpha
# include <iosbdef.h>
# else
typedef struct _iosb { /* Copied from IOSBDEF.H for Alpha */
# pragma __nomember_alignment
__union {
__struct {
unsigned short int iosb$w_status; /* Final I/O status */
__union {
__struct { /* 16-bit byte count variant */
unsigned short int iosb$w_bcnt; /* 16-bit byte count */
__union {
unsigned int iosb$l_dev_depend; /* 32-bit device dependent info */
unsigned int iosb$l_pid; /* 32-bit pid */
} iosb$r_l;
} iosb$r_bcnt_16;
__struct { /* 32-bit byte count variant */
unsigned int iosb$l_bcnt; /* 32-bit byte count (unaligned) */
unsigned short int iosb$w_dev_depend_high; /* 16-bit device dependent info */
} iosb$r_bcnt_32;
} iosb$r_devdepend;
} iosb$r_io_64;
__struct {
__union {
unsigned int iosb$l_getxxi_status; /* Final GETxxI status */
unsigned int iosb$l_reg_status; /* Final $Registry status */
} iosb$r_l_status;
unsigned int iosb$l_reserved; /* Reserved field */
} iosb$r_get_64;
} iosb$r_io_get;
} IOSB;
# if !defined(__VAXC)
# define iosb$w_status iosb$r_io_get.iosb$r_io_64.iosb$w_status
# define iosb$w_bcnt iosb$r_io_get.iosb$r_io_64.iosb$r_devdepend.iosb$r_bcnt_16.iosb$w_bcnt
# define iosb$r_l iosb$r_io_get.iosb$r_io_64.iosb$r_devdepend.iosb$r_bcnt_16.iosb$r_l
# define iosb$l_dev_depend iosb$r_l.iosb$l_dev_depend
# define iosb$l_pid iosb$r_l.iosb$l_pid
# define iosb$l_bcnt iosb$r_io_get.iosb$r_io_64.iosb$r_devdepend.iosb$r_bcnt_32.iosb$l_bcnt
# define iosb$w_dev_depend_high iosb$r_io_get.iosb$r_io_64.iosb$r_devdepend.iosb$r_bcnt_32.iosb$w_dev_depend_high
# define iosb$l_getxxi_status iosb$r_io_get.iosb$r_get_64.iosb$r_l_status.iosb$l_getxxi_status
# define iosb$l_reg_status iosb$r_io_get.iosb$r_get_64.iosb$r_l_status.iosb$l_reg_status
# endif /* #if !defined(__VAXC) */
# endif /* End of IOSBDEF */
# include <efndef.h>
# include <stdlib.h>
# include <ssdef.h>
# include <time.h>
# include <stdarg.h>
# include <descrip.h>
# include "vms_term_sock.h"
# ifdef __alpha
static struct _iosb TerminalDeviceIosb;
# else
IOSB TerminalDeviceIosb;
# endif
static char TerminalDeviceBuff[255 + 2];
static int TerminalSocketPair[2] = {0, 0};
static unsigned short TerminalDeviceChan = 0;
static int CreateSocketPair (int, int, int, int *);
static void SocketPairTimeoutAst (int);
static int TerminalDeviceAst (int);
static void LogMessage (char *, ...);
/*
** Socket Pair Timeout Value (must be 0-59 seconds)
*/
# define SOCKET_PAIR_TIMEOUT_VALUE 20
/*
** Socket Pair Timeout Block which is passed to timeout AST
*/
typedef struct _SocketPairTimeoutBlock {
unsigned short SockChan1;
unsigned short SockChan2;
} SPTB;
# ifdef TERM_SOCK_TEST
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
int main (int argc, char *argv[], char *envp[])
{
char TermBuff[80];
int TermSock,
status,
len;
LogMessage ("Enter 'q' or 'Q' to quit ...");
while (strcasecmp (TermBuff, "Q")) {
/*
** Create the terminal socket
*/
status = TerminalSocket (TERM_SOCK_CREATE, &TermSock);
if (status != TERM_SOCK_SUCCESS)
exit (1);
/*
** Process the terminal input
*/
LogMessage ("Waiting on terminal I/O ...\n");
len = recv (TermSock, TermBuff, sizeof (TermBuff), 0) ;
TermBuff[len] = '\0';
LogMessage ("Received terminal I/O [%s]", TermBuff);
/*
** Delete the terminal socket
*/
status = TerminalSocket (TERM_SOCK_DELETE, &TermSock);
if (status != TERM_SOCK_SUCCESS)
exit (1);
}
return 1;
}
# endif
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
int TerminalSocket (int FunctionCode, int *ReturnSocket)
{
int status;
$DESCRIPTOR (TerminalDeviceDesc, "SYS$COMMAND");
/*
** Process the requested function code
*/
switch (FunctionCode) {
case TERM_SOCK_CREATE:
/*
** Create a socket pair
*/
status = CreateSocketPair (AF_INET, SOCK_STREAM, 0, TerminalSocketPair);
if (status == -1) {
LogMessage ("TerminalSocket: CreateSocketPair () - %08X", status);
if (TerminalSocketPair[0])
close (TerminalSocketPair[0]);
if (TerminalSocketPair[1])
close (TerminalSocketPair[1]);
return (TERM_SOCK_FAILURE);
}
/*
** Assign a channel to the terminal device
*/
status = sys$assign (&TerminalDeviceDesc,
&TerminalDeviceChan,
0, 0, 0);
if (! (status & 1)) {
LogMessage ("TerminalSocket: SYS$ASSIGN () - %08X", status);
close (TerminalSocketPair[0]);
close (TerminalSocketPair[1]);
return (TERM_SOCK_FAILURE);
}
/*
** Queue an async IO to the terminal device
*/
status = sys$qio (EFN$C_ENF,
TerminalDeviceChan,
IO$_READVBLK,
&TerminalDeviceIosb,
TerminalDeviceAst,
0,
TerminalDeviceBuff,
sizeof (TerminalDeviceBuff) - 2,
0, 0, 0, 0);
if (! (status & 1)) {
LogMessage ("TerminalSocket: SYS$QIO () - %08X", status);
close (TerminalSocketPair[0]);
close (TerminalSocketPair[1]);
return (TERM_SOCK_FAILURE);
}
/*
** Return the input side of the socket pair
*/
*ReturnSocket = TerminalSocketPair[1];
break;
case TERM_SOCK_DELETE:
/*
** Cancel any pending IO on the terminal channel
*/
status = sys$cancel (TerminalDeviceChan);
if (! (status & 1)) {
LogMessage ("TerminalSocket: SYS$CANCEL () - %08X", status);
close (TerminalSocketPair[0]);
close (TerminalSocketPair[1]);
return (TERM_SOCK_FAILURE);
}
/*
** Deassign the terminal channel
*/
status = sys$dassgn (TerminalDeviceChan);
if (! (status & 1)) {
LogMessage ("TerminalSocket: SYS$DASSGN () - %08X", status);
close (TerminalSocketPair[0]);
close (TerminalSocketPair[1]);
return (TERM_SOCK_FAILURE);
}
/*
** Close the terminal socket pair
*/
close (TerminalSocketPair[0]);
close (TerminalSocketPair[1]);
/*
** Return the initialized socket
*/
*ReturnSocket = 0;
break;
default:
/*
** Invalid function code
*/
LogMessage ("TerminalSocket: Invalid Function Code - %d", FunctionCode);
return (TERM_SOCK_FAILURE);
break;
}
/*
** Return success
*/
return (TERM_SOCK_SUCCESS);
}
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
static int CreateSocketPair (int SocketFamily,
int SocketType,
int SocketProtocol,
int *SocketPair)
{
struct dsc$descriptor AscTimeDesc = {0, DSC$K_DTYPE_T, DSC$K_CLASS_S, NULL};
static const char* LocalHostAddr = {"127.0.0.1"};
unsigned short TcpAcceptChan = 0,
TcpDeviceChan = 0;
unsigned long BinTimeBuff[2];
struct sockaddr_in sin;
char AscTimeBuff[32];
short LocalHostPort;
int status;
unsigned int slen;
# ifdef __alpha
struct _iosb iosb;
# else
IOSB iosb;
# endif
int SockDesc1 = 0,
SockDesc2 = 0;
SPTB sptb;
$DESCRIPTOR (TcpDeviceDesc, "TCPIP$DEVICE");
/*
** Create a socket
*/
SockDesc1 = socket (SocketFamily, SocketType, 0);
if (SockDesc1 < 0) {
LogMessage ("CreateSocketPair: socket () - %d", errno);
return (-1);
}
/*
** Initialize the socket information
*/
slen = sizeof (sin);
memset ((char *) &sin, 0, slen);
sin.sin_family = SocketFamily;
sin.sin_addr.s_addr = inet_addr (LocalHostAddr);
sin.sin_port = 0;
/*
** Bind the socket to the local IP
*/
status = bind (SockDesc1, (struct sockaddr *) &sin, slen);
if (status < 0) {
LogMessage ("CreateSocketPair: bind () - %d", errno);
close (SockDesc1);
return (-1);
}
/*
** Get the socket name so we can save the port number
*/
status = getsockname (SockDesc1, (struct sockaddr *) &sin, &slen);
if (status < 0) {
LogMessage ("CreateSocketPair: getsockname () - %d", errno);
close (SockDesc1);
return (-1);
} else
LocalHostPort = sin.sin_port;
/*
** Setup a listen for the socket
*/
listen (SockDesc1, 5);
/*
** Get the binary (64-bit) time of the specified timeout value
*/
sprintf (AscTimeBuff, "0 0:0:%02d.00", SOCKET_PAIR_TIMEOUT_VALUE);
AscTimeDesc.dsc$w_length = strlen (AscTimeBuff);
AscTimeDesc.dsc$a_pointer = AscTimeBuff;
status = sys$bintim (&AscTimeDesc, BinTimeBuff);
if (! (status & 1)) {
LogMessage ("CreateSocketPair: SYS$BINTIM () - %08X", status);
close (SockDesc1);
return (-1);
}
/*
** Assign another channel to the TCP/IP device for the accept.
** This is the channel that ends up being connected to.
*/
status = sys$assign (&TcpDeviceDesc, &TcpDeviceChan, 0, 0, 0);
if (! (status & 1)) {
LogMessage ("CreateSocketPair: SYS$ASSIGN () - %08X", status);
close (SockDesc1);
return (-1);
}
/*
** Get the channel of the first socket for the accept
*/
TcpAcceptChan = decc$get_sdc (SockDesc1);
/*
** Perform the accept using $QIO so we can do this asynchronously
*/
status = sys$qio (EFN$C_ENF,
TcpAcceptChan,
IO$_ACCESS | IO$M_ACCEPT,
&iosb,
0, 0, 0, 0, 0,
&TcpDeviceChan,
0, 0);
if (! (status & 1)) {
LogMessage ("CreateSocketPair: SYS$QIO () - %08X", status);
close (SockDesc1);
sys$dassgn (TcpDeviceChan);
return (-1);
}
/*
** Create the second socket to do the connect
*/
SockDesc2 = socket (SocketFamily, SocketType, 0);
if (SockDesc2 < 0) {
LogMessage ("CreateSocketPair: socket () - %d", errno);
sys$cancel (TcpAcceptChan);
close (SockDesc1);
sys$dassgn (TcpDeviceChan);
return (-1) ;
}
/*
** Setup the Socket Pair Timeout Block
*/
sptb.SockChan1 = TcpAcceptChan;
sptb.SockChan2 = decc$get_sdc (SockDesc2);
/*
** Before we block on the connect, set a timer that can cancel I/O on our
** two sockets if it never connects.
*/
status = sys$setimr (EFN$C_ENF,
BinTimeBuff,
SocketPairTimeoutAst,
&sptb,
0);
if (! (status & 1)) {
LogMessage ("CreateSocketPair: SYS$SETIMR () - %08X", status);
sys$cancel (TcpAcceptChan);
close (SockDesc1);
close (SockDesc2);
sys$dassgn (TcpDeviceChan);
return (-1);
}
/*
** Now issue the connect
*/
memset ((char *) &sin, 0, sizeof (sin)) ;
sin.sin_family = SocketFamily;
sin.sin_addr.s_addr = inet_addr (LocalHostAddr) ;
sin.sin_port = LocalHostPort ;
status = connect (SockDesc2, (struct sockaddr *) &sin, sizeof (sin));
if (status < 0 ) {
LogMessage ("CreateSocketPair: connect () - %d", errno);
sys$cantim (&sptb, 0);
sys$cancel (TcpAcceptChan);
close (SockDesc1);
close (SockDesc2);
sys$dassgn (TcpDeviceChan);
return (-1);
}
/*
** Wait for the asynch $QIO to finish. Note that if the I/O was aborted
** (SS$_ABORT), then we probably canceled it from the AST routine - so log
** a timeout.
*/
status = sys$synch (EFN$C_ENF, &iosb);
if (! (iosb.iosb$w_status & 1)) {
if (iosb.iosb$w_status == SS$_ABORT)
LogMessage ("CreateSocketPair: SYS$QIO(iosb) timeout");
else {
LogMessage ("CreateSocketPair: SYS$QIO(iosb) - %d",
iosb.iosb$w_status);
sys$cantim (&sptb, 0);
}
close (SockDesc1);
close (SockDesc2);
sys$dassgn (TcpDeviceChan);
return (-1);
}
/*
** Here we're successfully connected, so cancel the timer, convert the
** I/O channel to a socket fd, close the listener socket and return the
** connected pair.
*/
sys$cantim (&sptb, 0);
close (SockDesc1) ;
SocketPair[0] = SockDesc2 ;
SocketPair[1] = socket_fd (TcpDeviceChan);
return (0) ;
}
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
static void SocketPairTimeoutAst (int astparm)
{
SPTB *sptb = (SPTB *) astparm;
sys$cancel (sptb->SockChan2); /* Cancel the connect() */
sys$cancel (sptb->SockChan1); /* Cancel the accept() */
return;
}
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
static int TerminalDeviceAst (int astparm)
{
int status;
/*
** Terminate the terminal buffer
*/
TerminalDeviceBuff[TerminalDeviceIosb.iosb$w_bcnt] = '\0';
strcat (TerminalDeviceBuff, "\n");
/*
** Send the data read from the terminal device throught the socket pair
*/
send (TerminalSocketPair[0], TerminalDeviceBuff,
TerminalDeviceIosb.iosb$w_bcnt + 1, 0);
/*
** Queue another async IO to the terminal device
*/
status = sys$qio (EFN$C_ENF,
TerminalDeviceChan,
IO$_READVBLK,
&TerminalDeviceIosb,
TerminalDeviceAst,
0,
TerminalDeviceBuff,
sizeof (TerminalDeviceBuff) - 1,
0, 0, 0, 0);
/*
** Return status
*/
return status;
}
/*----------------------------------------------------------------------------*/
/* */
/*----------------------------------------------------------------------------*/
static void LogMessage (char *msg, ...)
{
char *Month[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
static unsigned int pid = 0;
va_list args;
time_t CurTime;
struct tm *LocTime;
char MsgBuff[256];
/*
** Get the process pid
*/
if (pid == 0)
pid = getpid ();
/*
** Convert the current time into local time
*/
CurTime = time (NULL);
LocTime = localtime (&CurTime);
/*
** Format the message buffer
*/
sprintf (MsgBuff, "%02d-%s-%04d %02d:%02d:%02d [%08X] %s\n",
LocTime->tm_mday, Month[LocTime->tm_mon],
(LocTime->tm_year + 1900), LocTime->tm_hour, LocTime->tm_min,
LocTime->tm_sec, pid, msg);
/*
** Get any variable arguments and add them to the print of the message
** buffer
*/
va_start (args, msg);
vfprintf (stderr, MsgBuff, args);
va_end (args);
/*
** Flush standard error output
*/
fsync (fileno (stderr));
return;
}
#endif
|