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1 | /* vms-misc.c -- BFD back-end for VMS/VAX (openVMS/VAX) and | |
2 | EVAX (openVMS/Alpha) files. | |
3 | Copyright (C) 1996-2019 Free Software Foundation, Inc. | |
4 | ||
5 | Miscellaneous functions. | |
6 | ||
7 | Written by Klaus K"ampf (kkaempf@rmi.de) | |
8 | ||
9 | This program is free software; you can redistribute it and/or modify | |
10 | it under the terms of the GNU General Public License as published by | |
11 | the Free Software Foundation; either version 3 of the License, or | |
12 | (at your option) any later version. | |
13 | ||
14 | This program is distributed in the hope that it will be useful, | |
15 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | GNU General Public License for more details. | |
18 | ||
19 | You should have received a copy of the GNU General Public License | |
20 | along with this program; if not, write to the Free Software | |
21 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, | |
22 | MA 02110-1301, USA. */ | |
23 | ||
24 | #if __STDC__ | |
25 | #include <stdarg.h> | |
26 | #endif | |
27 | ||
28 | #include "sysdep.h" | |
29 | #include "bfd.h" | |
30 | #include "bfdlink.h" | |
31 | #include "libbfd.h" | |
32 | #include "safe-ctype.h" | |
33 | ||
34 | #ifdef VMS | |
35 | #define __NEW_STARLET | |
36 | #include <rms.h> | |
37 | #include <unixlib.h> | |
38 | #include <gen64def.h> | |
39 | #include <starlet.h> | |
40 | #define RME$C_SETRFM 0x00000001 | |
41 | #include <unistd.h> | |
42 | #endif | |
43 | #include <time.h> | |
44 | ||
45 | #include "vms.h" | |
46 | #include "vms/emh.h" | |
47 | ||
48 | #if VMS_DEBUG | |
49 | /* Debug functions. */ | |
50 | ||
51 | /* Debug function for all vms extensions evaluates environment | |
52 | variable VMS_DEBUG for a numerical value on the first call all | |
53 | error levels below this value are printed: | |
54 | ||
55 | Levels: | |
56 | 1 toplevel bfd calls (functions from the bfd vector) | |
57 | 2 functions called by bfd calls | |
58 | ... | |
59 | 9 almost everything | |
60 | ||
61 | Level is also indentation level. Indentation is performed | |
62 | if level > 0. */ | |
63 | ||
64 | void | |
65 | _bfd_vms_debug (int level, char *format, ...) | |
66 | { | |
67 | static int min_level = -1; | |
68 | static FILE *output = NULL; | |
69 | char *eptr; | |
70 | va_list args; | |
71 | int abslvl = (level > 0) ? level : - level; | |
72 | ||
73 | if (min_level == -1) | |
74 | { | |
75 | if ((eptr = getenv ("VMS_DEBUG")) != NULL) | |
76 | { | |
77 | min_level = atoi (eptr); | |
78 | output = stderr; | |
79 | } | |
80 | else | |
81 | min_level = 0; | |
82 | } | |
83 | if (output == NULL) | |
84 | return; | |
85 | if (abslvl > min_level) | |
86 | return; | |
87 | ||
88 | while (--level > 0) | |
89 | fprintf (output, " "); | |
90 | va_start (args, format); | |
91 | vfprintf (output, format, args); | |
92 | fflush (output); | |
93 | va_end (args); | |
94 | } | |
95 | ||
96 | /* A debug function | |
97 | hex dump 'size' bytes starting at 'ptr'. */ | |
98 | ||
99 | void | |
100 | _bfd_hexdump (int level, unsigned char *ptr, int size, int offset) | |
101 | { | |
102 | unsigned char *lptr = ptr; | |
103 | int count = 0; | |
104 | long start = offset; | |
105 | ||
106 | while (size-- > 0) | |
107 | { | |
108 | if ((count % 16) == 0) | |
109 | vms_debug (level, "%08lx:", start); | |
110 | vms_debug (-level, " %02x", *ptr++); | |
111 | count++; | |
112 | start++; | |
113 | if (size == 0) | |
114 | { | |
115 | while ((count % 16) != 0) | |
116 | { | |
117 | vms_debug (-level, " "); | |
118 | count++; | |
119 | } | |
120 | } | |
121 | if ((count % 16) == 0) | |
122 | { | |
123 | vms_debug (-level, " "); | |
124 | while (lptr < ptr) | |
125 | { | |
126 | vms_debug (-level, "%c", (*lptr < 32) ? '.' : *lptr); | |
127 | lptr++; | |
128 | } | |
129 | vms_debug (-level, "\n"); | |
130 | } | |
131 | } | |
132 | if ((count % 16) != 0) | |
133 | vms_debug (-level, "\n"); | |
134 | } | |
135 | #endif | |
136 | \f | |
137 | ||
138 | /* Copy sized string (string with fixed size) to new allocated area. | |
139 | Size is string size (size of record). */ | |
140 | ||
141 | char * | |
142 | _bfd_vms_save_sized_string (unsigned char *str, unsigned int size) | |
143 | { | |
144 | char *newstr = bfd_malloc ((bfd_size_type) size + 1); | |
145 | ||
146 | if (newstr == NULL) | |
147 | return NULL; | |
148 | memcpy (newstr, (char *) str, (size_t) size); | |
149 | newstr[size] = 0; | |
150 | ||
151 | return newstr; | |
152 | } | |
153 | ||
154 | /* Copy counted string (string with size at first byte) to new allocated area. | |
155 | PTR points to size byte on entry. */ | |
156 | ||
157 | char * | |
158 | _bfd_vms_save_counted_string (unsigned char *ptr, unsigned int maxlen) | |
159 | { | |
160 | unsigned int len = *ptr++; | |
161 | ||
162 | if (len > maxlen) | |
163 | return NULL; | |
164 | return _bfd_vms_save_sized_string (ptr, len); | |
165 | } | |
166 | \f | |
167 | /* Object output routines. */ | |
168 | ||
169 | /* Begin new record. | |
170 | Write 2 bytes rectype and 2 bytes record length. */ | |
171 | ||
172 | void | |
173 | _bfd_vms_output_begin (struct vms_rec_wr *recwr, int rectype) | |
174 | { | |
175 | vms_debug2 ((6, "_bfd_vms_output_begin (type %d)\n", rectype)); | |
176 | ||
177 | /* Record must have been closed. */ | |
178 | BFD_ASSERT (recwr->size == 0); | |
179 | ||
180 | _bfd_vms_output_short (recwr, (unsigned int) rectype); | |
181 | ||
182 | /* Placeholder for length. */ | |
183 | _bfd_vms_output_short (recwr, 0); | |
184 | } | |
185 | ||
186 | /* Begin new sub-record. | |
187 | Write 2 bytes rectype, and 2 bytes record length. */ | |
188 | ||
189 | void | |
190 | _bfd_vms_output_begin_subrec (struct vms_rec_wr *recwr, int rectype) | |
191 | { | |
192 | vms_debug2 ((6, "_bfd_vms_output_begin_subrec (type %d)\n", rectype)); | |
193 | ||
194 | /* Subrecord must have been closed. */ | |
195 | BFD_ASSERT (recwr->subrec_offset == 0); | |
196 | ||
197 | /* Save start of subrecord offset. */ | |
198 | recwr->subrec_offset = recwr->size; | |
199 | ||
200 | /* Subrecord type. */ | |
201 | _bfd_vms_output_short (recwr, (unsigned int) rectype); | |
202 | ||
203 | /* Placeholder for length. */ | |
204 | _bfd_vms_output_short (recwr, 0); | |
205 | } | |
206 | ||
207 | /* Set record/subrecord alignment. */ | |
208 | ||
209 | void | |
210 | _bfd_vms_output_alignment (struct vms_rec_wr *recwr, int alignto) | |
211 | { | |
212 | vms_debug2 ((6, "_bfd_vms_output_alignment (%d)\n", alignto)); | |
213 | recwr->align = alignto; | |
214 | } | |
215 | ||
216 | /* Align the size of the current record (whose length is LENGTH). | |
217 | Warning: this obviously changes the record (and the possible subrecord) | |
218 | length. */ | |
219 | ||
220 | static void | |
221 | _bfd_vms_output_align (struct vms_rec_wr *recwr, unsigned int length) | |
222 | { | |
223 | unsigned int real_size = recwr->size; | |
224 | unsigned int aligncount; | |
225 | ||
226 | /* Pad with 0 if alignment is required. */ | |
227 | aligncount = (recwr->align - (length % recwr->align)) % recwr->align; | |
228 | vms_debug2 ((6, "align: adding %d bytes\n", aligncount)); | |
229 | while (aligncount-- > 0) | |
230 | recwr->buf[real_size++] = 0; | |
231 | ||
232 | recwr->size = real_size; | |
233 | } | |
234 | ||
235 | /* Ends current sub-record. Set length field. */ | |
236 | ||
237 | void | |
238 | _bfd_vms_output_end_subrec (struct vms_rec_wr *recwr) | |
239 | { | |
240 | int real_size = recwr->size; | |
241 | int length; | |
242 | ||
243 | /* Subrecord must be open. */ | |
244 | BFD_ASSERT (recwr->subrec_offset != 0); | |
245 | ||
246 | length = real_size - recwr->subrec_offset; | |
247 | ||
248 | if (length == 0) | |
249 | return; | |
250 | ||
251 | _bfd_vms_output_align (recwr, length); | |
252 | ||
253 | /* Put length to buffer. */ | |
254 | bfd_putl16 ((bfd_vma) (recwr->size - recwr->subrec_offset), | |
255 | recwr->buf + recwr->subrec_offset + 2); | |
256 | ||
257 | /* Close the subrecord. */ | |
258 | recwr->subrec_offset = 0; | |
259 | } | |
260 | ||
261 | /* Ends current record (and write it). */ | |
262 | ||
263 | void | |
264 | _bfd_vms_output_end (bfd *abfd, struct vms_rec_wr *recwr) | |
265 | { | |
266 | vms_debug2 ((6, "_bfd_vms_output_end (size %u)\n", recwr->size)); | |
267 | ||
268 | /* Subrecord must have been closed. */ | |
269 | BFD_ASSERT (recwr->subrec_offset == 0); | |
270 | ||
271 | if (recwr->size == 0) | |
272 | return; | |
273 | ||
274 | _bfd_vms_output_align (recwr, recwr->size); | |
275 | ||
276 | /* Write the length word. */ | |
277 | bfd_putl16 ((bfd_vma) recwr->size, recwr->buf + 2); | |
278 | ||
279 | /* File is open in undefined (UDF) format on VMS, but ultimately will be | |
280 | converted to variable length (VAR) format. VAR format has a length | |
281 | word first which must be explicitly output in UDF format. */ | |
282 | /* So, first the length word. */ | |
283 | bfd_bwrite (recwr->buf + 2, 2, abfd); | |
284 | ||
285 | /* Align. */ | |
286 | if (recwr->size & 1) | |
287 | recwr->buf[recwr->size++] = 0; | |
288 | ||
289 | /* Then the record. */ | |
290 | bfd_bwrite (recwr->buf, (size_t) recwr->size, abfd); | |
291 | ||
292 | recwr->size = 0; | |
293 | } | |
294 | ||
295 | /* Check remaining buffer size. Return what's left. */ | |
296 | ||
297 | int | |
298 | _bfd_vms_output_check (struct vms_rec_wr *recwr, int size) | |
299 | { | |
300 | vms_debug2 ((6, "_bfd_vms_output_check (%d)\n", size)); | |
301 | ||
302 | return (MAX_OUTREC_SIZE - (recwr->size + size + MIN_OUTREC_LUFT)); | |
303 | } | |
304 | ||
305 | /* Output byte (8 bit) value. */ | |
306 | ||
307 | void | |
308 | _bfd_vms_output_byte (struct vms_rec_wr *recwr, unsigned int value) | |
309 | { | |
310 | vms_debug2 ((6, "_bfd_vms_output_byte (%02x)\n", value)); | |
311 | ||
312 | *(recwr->buf + recwr->size) = value; | |
313 | recwr->size += 1; | |
314 | } | |
315 | ||
316 | /* Output short (16 bit) value. */ | |
317 | ||
318 | void | |
319 | _bfd_vms_output_short (struct vms_rec_wr *recwr, unsigned int value) | |
320 | { | |
321 | vms_debug2 ((6, "_bfd_vms_output_short (%04x)\n", value)); | |
322 | ||
323 | bfd_putl16 ((bfd_vma) value & 0xffff, recwr->buf + recwr->size); | |
324 | recwr->size += 2; | |
325 | } | |
326 | ||
327 | /* Output long (32 bit) value. */ | |
328 | ||
329 | void | |
330 | _bfd_vms_output_long (struct vms_rec_wr *recwr, unsigned long value) | |
331 | { | |
332 | vms_debug2 ((6, "_bfd_vms_output_long (%08lx)\n", value)); | |
333 | ||
334 | bfd_putl32 ((bfd_vma) value, recwr->buf + recwr->size); | |
335 | recwr->size += 4; | |
336 | } | |
337 | ||
338 | /* Output quad (64 bit) value. */ | |
339 | ||
340 | void | |
341 | _bfd_vms_output_quad (struct vms_rec_wr *recwr, bfd_vma value) | |
342 | { | |
343 | vms_debug2 ((6, "_bfd_vms_output_quad (%08lx)\n", (unsigned long)value)); | |
344 | ||
345 | bfd_putl64 (value, recwr->buf + recwr->size); | |
346 | recwr->size += 8; | |
347 | } | |
348 | ||
349 | /* Output c-string as counted string. */ | |
350 | ||
351 | void | |
352 | _bfd_vms_output_counted (struct vms_rec_wr *recwr, const char *value) | |
353 | { | |
354 | int len; | |
355 | ||
356 | vms_debug2 ((6, "_bfd_vms_output_counted (%s)\n", value)); | |
357 | ||
358 | len = strlen (value); | |
359 | if (len == 0) | |
360 | { | |
361 | _bfd_error_handler (_("_bfd_vms_output_counted called with zero bytes")); | |
362 | return; | |
363 | } | |
364 | if (len > 255) | |
365 | { | |
366 | _bfd_error_handler (_("_bfd_vms_output_counted called with too many bytes")); | |
367 | return; | |
368 | } | |
369 | _bfd_vms_output_byte (recwr, (unsigned int) len & 0xff); | |
370 | _bfd_vms_output_dump (recwr, (const unsigned char *)value, len); | |
371 | } | |
372 | ||
373 | /* Output character area. */ | |
374 | ||
375 | void | |
376 | _bfd_vms_output_dump (struct vms_rec_wr *recwr, const unsigned char *data, int len) | |
377 | { | |
378 | vms_debug2 ((6, "_bfd_vms_output_dump (%d)\n", len)); | |
379 | ||
380 | if (len == 0) | |
381 | return; | |
382 | ||
383 | memcpy (recwr->buf + recwr->size, data, (size_t) len); | |
384 | recwr->size += len; | |
385 | } | |
386 | ||
387 | /* Output count bytes of value. */ | |
388 | ||
389 | void | |
390 | _bfd_vms_output_fill (struct vms_rec_wr *recwr, int value, int count) | |
391 | { | |
392 | vms_debug2 ((6, "_bfd_vms_output_fill (val %02x times %d)\n", value, count)); | |
393 | ||
394 | if (count == 0) | |
395 | return; | |
396 | memset (recwr->buf + recwr->size, value, (size_t) count); | |
397 | recwr->size += count; | |
398 | } | |
399 | ||
400 | #ifdef VMS | |
401 | /* Convert the file to variable record length format. This is done | |
402 | using undocumented system call sys$modify(). | |
403 | Pure VMS version. */ | |
404 | ||
405 | static void | |
406 | vms_convert_to_var (char * vms_filename) | |
407 | { | |
408 | struct FAB fab = cc$rms_fab; | |
409 | ||
410 | fab.fab$l_fna = vms_filename; | |
411 | fab.fab$b_fns = strlen (vms_filename); | |
412 | fab.fab$b_fac = FAB$M_PUT; | |
413 | fab.fab$l_fop = FAB$M_ESC; | |
414 | fab.fab$l_ctx = RME$C_SETRFM; | |
415 | ||
416 | sys$open (&fab); | |
417 | ||
418 | fab.fab$b_rfm = FAB$C_VAR; | |
419 | ||
420 | sys$modify (&fab); | |
421 | sys$close (&fab); | |
422 | } | |
423 | ||
424 | static int | |
425 | vms_convert_to_var_1 (char *filename, int type) | |
426 | { | |
427 | if (type != DECC$K_FILE) | |
428 | return FALSE; | |
429 | vms_convert_to_var (filename); | |
430 | return TRUE; | |
431 | } | |
432 | ||
433 | /* Convert the file to variable record length format. This is done | |
434 | using undocumented system call sys$modify(). | |
435 | Unix filename version. */ | |
436 | ||
437 | int | |
438 | _bfd_vms_convert_to_var_unix_filename (const char *unix_filename) | |
439 | { | |
440 | if (decc$to_vms (unix_filename, &vms_convert_to_var_1, 0, 1) != 1) | |
441 | return FALSE; | |
442 | return TRUE; | |
443 | } | |
444 | #endif /* VMS */ | |
445 | ||
446 | /* Manufacture a VMS like time on a unix based system. | |
447 | stolen from obj-vms.c. */ | |
448 | ||
449 | unsigned char * | |
450 | get_vms_time_string (void) | |
451 | { | |
452 | static unsigned char tbuf[18]; | |
453 | #ifndef VMS | |
454 | char *pnt; | |
455 | time_t timeb; | |
456 | ||
457 | time (& timeb); | |
458 | pnt = ctime (&timeb); | |
459 | pnt[3] = 0; | |
460 | pnt[7] = 0; | |
461 | pnt[10] = 0; | |
462 | pnt[16] = 0; | |
463 | pnt[24] = 0; | |
464 | sprintf ((char *) tbuf, "%2s-%3s-%s %s", | |
465 | pnt + 8, pnt + 4, pnt + 20, pnt + 11); | |
466 | #else | |
467 | struct | |
468 | { | |
469 | int Size; | |
470 | unsigned char *Ptr; | |
471 | } Descriptor; | |
472 | Descriptor.Size = 17; | |
473 | Descriptor.Ptr = tbuf; | |
474 | SYS$ASCTIM (0, &Descriptor, 0, 0); | |
475 | #endif /* not VMS */ | |
476 | ||
477 | vms_debug2 ((6, "vmstimestring:'%s'\n", tbuf)); | |
478 | ||
479 | return tbuf; | |
480 | } | |
481 | ||
482 | /* Create module name from filename (ie, extract the basename and convert it | |
483 | in upper cases). Works on both VMS and UNIX pathes. | |
484 | The result has to be free(). */ | |
485 | ||
486 | char * | |
487 | vms_get_module_name (const char *filename, bfd_boolean upcase) | |
488 | { | |
489 | char *fname, *fptr; | |
490 | const char *fout; | |
491 | ||
492 | /* Strip VMS path. */ | |
493 | fout = strrchr (filename, ']'); | |
494 | if (fout == NULL) | |
495 | fout = strchr (filename, ':'); | |
496 | if (fout != NULL) | |
497 | fout++; | |
498 | else | |
499 | fout = filename; | |
500 | ||
501 | /* Strip UNIX path. */ | |
502 | fptr = strrchr (fout, '/'); | |
503 | if (fptr != NULL) | |
504 | fout = fptr + 1; | |
505 | ||
506 | fname = strdup (fout); | |
507 | ||
508 | /* Strip suffix. */ | |
509 | fptr = strrchr (fname, '.'); | |
510 | if (fptr != 0) | |
511 | *fptr = 0; | |
512 | ||
513 | /* Convert to upper case and truncate at 31 characters. | |
514 | (VMS object file format restricts module name length to 31). */ | |
515 | fptr = fname; | |
516 | for (fptr = fname; *fptr != 0; fptr++) | |
517 | { | |
518 | if (*fptr == ';' || (fptr - fname) >= 31) | |
519 | { | |
520 | *fptr = 0; | |
521 | break; | |
522 | } | |
523 | if (upcase) | |
524 | *fptr = TOUPPER (*fptr); | |
525 | } | |
526 | return fname; | |
527 | } | |
528 | ||
529 | /* Compared to usual UNIX time_t, VMS time has less limits: | |
530 | - 64 bit (63 bits in fact as the MSB must be 0) | |
531 | - 100ns granularity | |
532 | - epoch is Nov 17, 1858. | |
533 | Here has the constants and the routines used to convert VMS from/to UNIX time. | |
534 | The conversion routines don't assume 64 bits arithmetic. | |
535 | ||
536 | Here we assume that the definition of time_t is the UNIX one, ie integer | |
537 | type, expressing seconds since the epoch. */ | |
538 | ||
539 | /* UNIX time granularity for VMS, ie 1s / 100ns. */ | |
540 | #define VMS_TIME_FACTOR 10000000 | |
541 | ||
542 | /* Number of seconds since VMS epoch of the UNIX epoch. */ | |
543 | #define VMS_TIME_OFFSET 3506716800U | |
544 | ||
545 | /* Convert a VMS time to a unix time. */ | |
546 | ||
547 | time_t | |
548 | vms_time_to_time_t (unsigned int hi, unsigned int lo) | |
549 | { | |
550 | unsigned int tmp; | |
551 | unsigned int rlo; | |
552 | int i; | |
553 | time_t res; | |
554 | ||
555 | /* First convert to seconds. */ | |
556 | tmp = hi % VMS_TIME_FACTOR; | |
557 | hi = hi / VMS_TIME_FACTOR; | |
558 | rlo = 0; | |
559 | for (i = 0; i < 4; i++) | |
560 | { | |
561 | tmp = (tmp << 8) | (lo >> 24); | |
562 | lo <<= 8; | |
563 | ||
564 | rlo = (rlo << 8) | (tmp / VMS_TIME_FACTOR); | |
565 | tmp %= VMS_TIME_FACTOR; | |
566 | } | |
567 | lo = rlo; | |
568 | ||
569 | /* Return 0 in case of overflow. */ | |
570 | if (hi > 1 | |
571 | || (hi == 1 && lo >= VMS_TIME_OFFSET)) | |
572 | return 0; | |
573 | ||
574 | /* Return 0 in case of underflow. */ | |
575 | if (hi == 0 && lo < VMS_TIME_OFFSET) | |
576 | return 0; | |
577 | ||
578 | res = lo - VMS_TIME_OFFSET; | |
579 | if (res <= 0) | |
580 | return 0; | |
581 | return res; | |
582 | } | |
583 | ||
584 | /* Convert a time_t to a VMS time. */ | |
585 | ||
586 | void | |
587 | vms_time_t_to_vms_time (time_t ut, unsigned int *hi, unsigned int *lo) | |
588 | { | |
589 | unsigned short val[4]; | |
590 | unsigned short tmp[4]; | |
591 | unsigned int carry; | |
592 | int i; | |
593 | ||
594 | /* Put into val. */ | |
595 | val[0] = ut & 0xffff; | |
596 | val[1] = (ut >> 16) & 0xffff; | |
597 | val[2] = sizeof (ut) > 4 ? (ut >> 32) & 0xffff : 0; | |
598 | val[3] = sizeof (ut) > 4 ? (ut >> 48) & 0xffff : 0; | |
599 | ||
600 | /* Add offset. */ | |
601 | tmp[0] = VMS_TIME_OFFSET & 0xffff; | |
602 | tmp[1] = VMS_TIME_OFFSET >> 16; | |
603 | tmp[2] = 0; | |
604 | tmp[3] = 0; | |
605 | carry = 0; | |
606 | for (i = 0; i < 4; i++) | |
607 | { | |
608 | carry += tmp[i] + val[i]; | |
609 | val[i] = carry & 0xffff; | |
610 | carry = carry >> 16; | |
611 | } | |
612 | ||
613 | /* Multiply by factor, well first by 10000 and then by 1000. */ | |
614 | carry = 0; | |
615 | for (i = 0; i < 4; i++) | |
616 | { | |
617 | carry += val[i] * 10000; | |
618 | val[i] = carry & 0xffff; | |
619 | carry = carry >> 16; | |
620 | } | |
621 | carry = 0; | |
622 | for (i = 0; i < 4; i++) | |
623 | { | |
624 | carry += val[i] * 1000; | |
625 | val[i] = carry & 0xffff; | |
626 | carry = carry >> 16; | |
627 | } | |
628 | ||
629 | /* Write the result. */ | |
630 | *lo = val[0] | (val[1] << 16); | |
631 | *hi = val[2] | (val[3] << 16); | |
632 | } | |
633 | ||
634 | /* Convert a raw (stored in a buffer) VMS time to a unix time. */ | |
635 | ||
636 | time_t | |
637 | vms_rawtime_to_time_t (unsigned char *buf) | |
638 | { | |
639 | unsigned int hi = bfd_getl32 (buf + 4); | |
640 | unsigned int lo = bfd_getl32 (buf + 0); | |
641 | ||
642 | return vms_time_to_time_t (hi, lo); | |
643 | } | |
644 | ||
645 | void | |
646 | vms_get_time (unsigned int *hi, unsigned int *lo) | |
647 | { | |
648 | #ifdef VMS | |
649 | struct _generic_64 t; | |
650 | ||
651 | sys$gettim (&t); | |
652 | *lo = t.gen64$q_quadword; | |
653 | *hi = t.gen64$q_quadword >> 32; | |
654 | #else | |
655 | time_t t; | |
656 | ||
657 | time (&t); | |
658 | vms_time_t_to_vms_time (t, hi, lo); | |
659 | #endif | |
660 | } | |
661 | ||
662 | /* Get the current time into a raw buffer BUF. */ | |
663 | ||
664 | void | |
665 | vms_raw_get_time (unsigned char *buf) | |
666 | { | |
667 | unsigned int hi, lo; | |
668 | ||
669 | vms_get_time (&hi, &lo); | |
670 | bfd_putl32 (lo, buf + 0); | |
671 | bfd_putl32 (hi, buf + 4); | |
672 | } |