| … | |
… | |
| 8 | // sscanf format modifiers and more. |
8 | // sscanf format modifiers and more. |
| 9 | |
9 | |
| 10 | enum { |
10 | enum { |
| 11 | // ASN_TAG |
11 | // ASN_TAG |
| 12 | ASN_BOOLEAN = 0x01, |
12 | ASN_BOOLEAN = 0x01, |
| 13 | ASN_INTEGER32 = 0x02, |
13 | ASN_INTEGER = 0x02, |
| 14 | ASN_BIT_STRING = 0x03, |
14 | ASN_BIT_STRING = 0x03, |
| 15 | ASN_OCTET_STRING = 0x04, |
15 | ASN_OCTET_STRING = 0x04, |
| 16 | ASN_NULL = 0x05, |
16 | ASN_NULL = 0x05, |
| 17 | ASN_OBJECT_IDENTIFIER = 0x06, |
17 | ASN_OBJECT_IDENTIFIER = 0x06, |
| 18 | ASN_OID = 0x06, |
18 | ASN_OID = 0x06, |
| … | |
… | |
| 80 | BER_TYPE_IPADDRESS, |
80 | BER_TYPE_IPADDRESS, |
| 81 | BER_TYPE_CROAK, |
81 | BER_TYPE_CROAK, |
| 82 | }; |
82 | }; |
| 83 | |
83 | |
| 84 | enum { |
84 | enum { |
| 85 | BER_CLASS = 0, |
85 | BER_CLASS = 0, |
| 86 | BER_TAG = 1, |
86 | BER_TAG = 1, |
| 87 | BER_CONSTRUCTED = 2, |
87 | BER_FLAGS = 2, |
| 88 | BER_DATA = 3, |
88 | BER_DATA = 3, |
| 89 | BER_ARRAYSIZE |
89 | BER_ARRAYSIZE |
| 90 | }; |
90 | }; |
| 91 | |
91 | |
| 92 | #define MAX_OID_STRLEN 4096 |
92 | #define MAX_OID_STRLEN 4096 |
| 93 | |
93 | |
| … | |
… | |
| 181 | |
181 | |
| 182 | SvPVX (sv)[idx] = type; |
182 | SvPVX (sv)[idx] = type; |
| 183 | } |
183 | } |
| 184 | |
184 | |
| 185 | static SV * |
185 | static SV * |
| 186 | profile_new () |
186 | profile_new (void) |
| 187 | { |
187 | { |
| 188 | SV *sv = newSVpvn ("", 0); |
188 | SV *sv = newSVpvn ("", 0); |
| 189 | |
189 | |
| 190 | static const struct { |
190 | static const struct { |
| 191 | int klass; |
191 | int klass; |
| 192 | int tag; |
192 | int tag; |
| 193 | int type; |
193 | int type; |
| 194 | } *celem, default_map[] = { |
194 | } *celem, default_map[] = { |
| 195 | { ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL }, |
195 | { ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL }, |
| 196 | { ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT }, |
196 | { ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT }, |
| 197 | { ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL }, |
197 | { ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL }, |
| 198 | { ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID }, |
198 | { ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID }, |
| 199 | { ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID }, |
199 | { ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID }, |
| 200 | { ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL }, |
200 | { ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL }, |
| 201 | { ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT }, |
201 | { ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT }, |
| … | |
… | |
| 248 | |
248 | |
| 249 | return *cur++; |
249 | return *cur++; |
| 250 | } |
250 | } |
| 251 | |
251 | |
| 252 | // get ber-encoded integer (i.e. pack "w") |
252 | // get ber-encoded integer (i.e. pack "w") |
| 253 | static U32 |
253 | static UV |
| 254 | get_w (void) |
254 | get_w (void) |
| 255 | { |
255 | { |
| 256 | U32 res = 0; |
256 | UV res = 0; |
|
|
257 | U8 c = get_u8 (); |
|
|
258 | |
|
|
259 | if (expect_false (c == 0x80)) |
|
|
260 | error ("illegal BER padding (X.690 8.1.2.4.2, 8.19.2)"); |
| 257 | |
261 | |
| 258 | for (;;) |
262 | for (;;) |
| 259 | { |
263 | { |
| 260 | U8 c = get_u8 (); |
|
|
| 261 | res = (res << 7) | (c & 0x7f); |
264 | res = (res << 7) | (c & 0x7f); |
| 262 | |
265 | |
| 263 | if (!(c & 0x80)) |
266 | if (!(c & 0x80)) |
| 264 | return res; |
267 | return res; |
| 265 | } |
|
|
| 266 | } |
|
|
| 267 | |
268 | |
|
|
269 | c = get_u8 (); |
|
|
270 | } |
|
|
271 | } |
|
|
272 | |
| 268 | static U32 |
273 | static UV |
| 269 | get_length (void) |
274 | get_length (void) |
| 270 | { |
275 | { |
| 271 | U32 res = get_u8 (); |
276 | UV res = get_u8 (); |
| 272 | |
277 | |
| 273 | if (res & 0x80) |
278 | if (res & 0x80) |
| 274 | { |
279 | { |
| 275 | int cnt = res & 0x7f; |
280 | int cnt = res & 0x7f; |
| 276 | res = 0; |
281 | res = 0; |
| 277 | |
282 | |
| 278 | switch (cnt) |
283 | switch (cnt) |
| 279 | { |
284 | { |
| 280 | case 0: |
285 | case 0: |
| 281 | error ("indefinite ASN.1 lengths not supported"); |
286 | error ("indefinite ASN.1 lengths not supported"); |
| 282 | return 0; |
287 | |
|
|
288 | case 0x7f: |
|
|
289 | error ("ASN.1 reserved value in length (X.690 8.1.3.5)"); |
| 283 | |
290 | |
| 284 | default: |
291 | default: |
| 285 | error ("ASN.1 length too long"); |
292 | error ("ASN.1 length too long (only up to 2**64 octets supported)"); |
| 286 | return 0; |
|
|
| 287 | |
293 | |
|
|
294 | case 8: res = (res << 8) | get_u8 (); |
|
|
295 | case 7: res = (res << 8) | get_u8 (); |
|
|
296 | case 6: res = (res << 8) | get_u8 (); |
|
|
297 | case 5: res = (res << 8) | get_u8 (); |
| 288 | case 4: res = (res << 8) | get_u8 (); |
298 | case 4: res = (res << 8) | get_u8 (); |
| 289 | case 3: res = (res << 8) | get_u8 (); |
299 | case 3: res = (res << 8) | get_u8 (); |
| 290 | case 2: res = (res << 8) | get_u8 (); |
300 | case 2: res = (res << 8) | get_u8 (); |
| 291 | case 1: res = (res << 8) | get_u8 (); |
301 | case 1: res = (res << 8) | get_u8 (); |
| 292 | } |
302 | } |
| … | |
… | |
| 294 | |
304 | |
| 295 | return res; |
305 | return res; |
| 296 | } |
306 | } |
| 297 | |
307 | |
| 298 | static SV * |
308 | static SV * |
| 299 | decode_int () |
309 | decode_int (void) |
| 300 | { |
310 | { |
| 301 | int len = get_length (); |
311 | UV len = get_length (); |
| 302 | |
312 | |
| 303 | if (len <= 0) |
313 | if (!len) |
| 304 | { |
|
|
| 305 | error ("integer length equal to zero"); |
314 | error ("invalid integer length equal to zero (X.690 8.3.1)"); |
| 306 | return 0; |
|
|
| 307 | } |
|
|
| 308 | |
315 | |
| 309 | U8 *data = get_n (len); |
316 | U8 *data = get_n (len); |
|
|
317 | |
|
|
318 | if (expect_false (len > 1)) |
|
|
319 | { |
|
|
320 | U16 mask = (data [0] << 8) | data [1] & 0xff80; |
|
|
321 | |
|
|
322 | if (expect_false (mask == 0xff80 || mask == 0x0000)) |
|
|
323 | error ("illegal padding in integer (X.690 8.3.2)"); |
|
|
324 | } |
| 310 | |
325 | |
| 311 | int negative = data [0] & 0x80; |
326 | int negative = data [0] & 0x80; |
| 312 | |
327 | |
| 313 | UV val = negative ? -1 : 0; // copy signbit to all bits |
328 | UV val = negative ? -1 : 0; // copy signbit to all bits |
| 314 | |
329 | |
| … | |
… | |
| 322 | } |
337 | } |
| 323 | |
338 | |
| 324 | static SV * |
339 | static SV * |
| 325 | decode_data (void) |
340 | decode_data (void) |
| 326 | { |
341 | { |
| 327 | U32 len = get_length (); |
342 | UV len = get_length (); |
| 328 | U8 *data = get_n (len); |
|
|
| 329 | return newSVpvn ((char *)data, len); |
343 | return newSVpvn ((char *)get_n (len), len); |
| 330 | } |
344 | } |
| 331 | |
345 | |
| 332 | // gelper for decode_object_identifier |
346 | // helper for decode_object_identifier |
| 333 | static char * |
347 | static char * |
| 334 | write_uv (char *buf, U32 u) |
348 | write_uv (char *buf, UV u) |
| 335 | { |
349 | { |
| 336 | // the one-digit case is absolutely predominant, so this pays off (hopefully) |
350 | // the one-digit case is absolutely predominant, so this pays off (hopefully) |
| 337 | if (expect_true (u < 10)) |
351 | if (expect_true (u < 10)) |
| 338 | *buf++ = u + '0'; |
352 | *buf++ = u + '0'; |
| 339 | else |
353 | else |
| 340 | { |
354 | { |
| 341 | // this *could* be done much faster using branchless fixed-ppint arithmetics |
355 | // this *could* be done much faster using branchless fixed-point arithmetics |
| 342 | char *beg = buf; |
356 | char *beg = buf; |
| 343 | |
357 | |
| 344 | do |
358 | do |
| 345 | { |
359 | { |
| 346 | *buf++ = u % 10 + '0'; |
360 | *buf++ = u % 10 + '0'; |
| … | |
… | |
| 363 | } |
377 | } |
| 364 | |
378 | |
| 365 | static SV * |
379 | static SV * |
| 366 | decode_oid (int relative) |
380 | decode_oid (int relative) |
| 367 | { |
381 | { |
| 368 | U32 len = get_length (); |
382 | UV len = get_length (); |
| 369 | |
383 | |
| 370 | if (len <= 0) |
384 | if (len <= 0) |
| 371 | { |
385 | { |
| 372 | error ("OBJECT IDENTIFIER length equal to zero"); |
386 | error ("OBJECT IDENTIFIER length equal to zero"); |
| 373 | return &PL_sv_undef; |
387 | return &PL_sv_undef; |
| 374 | } |
388 | } |
| 375 | |
389 | |
| 376 | U8 *end = cur + len; |
390 | U8 *end = cur + len; |
| 377 | U32 w = get_w (); |
391 | UV w = get_w (); |
| 378 | |
392 | |
| 379 | static char oid[MAX_OID_STRLEN]; // static, becaueds too large for stack |
393 | static char oid[MAX_OID_STRLEN]; // static, becaueds too large for stack |
| 380 | char *app = oid; |
394 | char *app = oid; |
| 381 | |
395 | |
| 382 | if (relative) |
396 | if (relative) |
| 383 | app = write_uv (app, w); |
397 | app = write_uv (app, w); |
| 384 | else |
398 | else if (w < 2 * 40) |
| 385 | { |
399 | { |
| 386 | app = write_uv (app, (U8)w / 40); |
400 | app = write_uv (app, (U8)w / 40); |
| 387 | *app++ = '.'; |
401 | *app++ = '.'; |
| 388 | app = write_uv (app, (U8)w % 40); |
402 | app = write_uv (app, (U8)w % 40); |
| 389 | } |
403 | } |
|
|
404 | else |
|
|
405 | { |
|
|
406 | app = write_uv (app, 2); |
|
|
407 | *app++ = '.'; |
|
|
408 | app = write_uv (app, w - 2 * 40); |
|
|
409 | } |
| 390 | |
410 | |
| 391 | while (cur < end) |
411 | while (cur < end) |
| 392 | { |
412 | { |
| 393 | // we assume an oid component is never > 64 digits |
413 | // we assume an oid component is never > 64 digits |
| 394 | if (oid + sizeof (oid) - app < 64) |
414 | if (oid + sizeof (oid) - app < 64) |
| … | |
… | |
| 406 | static SV * |
426 | static SV * |
| 407 | decode_ucs (int chrsize) |
427 | decode_ucs (int chrsize) |
| 408 | { |
428 | { |
| 409 | SV *res = NEWSV (0, 0); |
429 | SV *res = NEWSV (0, 0); |
| 410 | |
430 | |
| 411 | U32 len = get_length (); |
431 | UV len = get_length (); |
| 412 | |
432 | |
| 413 | if (len & (chrsize - 1)) |
433 | if (len & (chrsize - 1)) |
| 414 | croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len); |
434 | croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len); |
| 415 | |
435 | |
| 416 | while (len) |
436 | while (len) |
| … | |
… | |
| 437 | |
457 | |
| 438 | return res; |
458 | return res; |
| 439 | } |
459 | } |
| 440 | |
460 | |
| 441 | static SV * |
461 | static SV * |
| 442 | decode_ber () |
462 | decode_ber (void) |
| 443 | { |
463 | { |
| 444 | int identifier = get_u8 (); |
464 | int identifier = get_u8 (); |
| 445 | |
465 | |
| 446 | SV *res; |
466 | SV *res; |
| 447 | |
467 | |
| … | |
… | |
| 450 | int tag = identifier & ASN_TAG_MASK; |
470 | int tag = identifier & ASN_TAG_MASK; |
| 451 | |
471 | |
| 452 | if (tag == ASN_TAG_BER) |
472 | if (tag == ASN_TAG_BER) |
| 453 | tag = get_w (); |
473 | tag = get_w (); |
| 454 | |
474 | |
| 455 | if (tag == ASN_TAG_BER) |
|
|
| 456 | tag = get_w (); |
|
|
| 457 | |
|
|
| 458 | if (constructed) |
475 | if (constructed) |
| 459 | { |
476 | { |
| 460 | U32 len = get_length (); |
477 | UV len = get_length (); |
| 461 | U32 seqend = (cur - buf) + len; |
478 | UV seqend = (cur - buf) + len; |
| 462 | AV *av = (AV *)sv_2mortal ((SV *)newAV ()); |
479 | AV *av = (AV *)sv_2mortal ((SV *)newAV ()); |
| 463 | |
480 | |
| 464 | while (cur < buf + seqend) |
481 | while (cur < buf + seqend) |
| 465 | av_push (av, decode_ber ()); |
482 | av_push (av, decode_ber ()); |
| 466 | |
483 | |
| 467 | if (cur > buf + seqend) |
484 | if (cur > buf + seqend) |
| 468 | croak ("constructed type %02x overflow (%x %x)\n", identifier, cur - buf, seqend); |
485 | croak ("constructed type %02x length overflow (0x%x 0x%x)\n", identifier, (int)(cur - buf), (int)seqend); |
| 469 | |
486 | |
| 470 | res = newRV_inc ((SV *)av); |
487 | res = newRV_inc ((SV *)av); |
| 471 | } |
488 | } |
| 472 | else |
489 | else |
| 473 | switch (profile_lookup (cur_profile, klass, tag)) |
490 | switch (profile_lookup (cur_profile, klass, tag)) |
| 474 | { |
491 | { |
| 475 | case BER_TYPE_NULL: |
492 | case BER_TYPE_NULL: |
| 476 | { |
493 | { |
| 477 | U32 len = get_length (); |
494 | UV len = get_length (); |
| 478 | |
495 | |
| 479 | if (len) |
496 | if (len) |
| 480 | croak ("BER_TYPE_NULL value with non-zero length %d encountered", len); |
497 | croak ("BER_TYPE_NULL value with non-zero length %d encountered (X.690 8.8.2)", len); |
| 481 | |
498 | |
| 482 | res = &PL_sv_undef; |
499 | res = &PL_sv_undef; |
| 483 | } |
500 | } |
| 484 | break; |
501 | break; |
| 485 | |
502 | |
| 486 | case BER_TYPE_BOOL: |
503 | case BER_TYPE_BOOL: |
| 487 | { |
504 | { |
| 488 | U32 len = get_length (); |
505 | UV len = get_length (); |
| 489 | |
506 | |
| 490 | if (len != 1) |
507 | if (len != 1) |
| 491 | croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered", len); |
508 | croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered (X.690 8.2.1)", len); |
| 492 | |
509 | |
| 493 | res = newSVcacheint (!!get_u8 ()); |
510 | res = newSVcacheint (!!get_u8 ()); |
| 494 | } |
511 | } |
| 495 | break; |
512 | break; |
| 496 | |
513 | |
| … | |
… | |
| 515 | res = decode_data (); |
532 | res = decode_data (); |
| 516 | break; |
533 | break; |
| 517 | |
534 | |
| 518 | case BER_TYPE_IPADDRESS: |
535 | case BER_TYPE_IPADDRESS: |
| 519 | { |
536 | { |
| 520 | U32 len = get_length (); |
537 | UV len = get_length (); |
| 521 | |
538 | |
| 522 | if (len != 4) |
539 | if (len != 4) |
| 523 | croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered", len); |
540 | croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered (RFC 2578 7.1.5)", len); |
| 524 | |
541 | |
| 525 | U8 c1 = get_u8 (); |
542 | U8 c1 = get_u8 (); |
| 526 | U8 c2 = get_u8 (); |
543 | U8 c2 = get_u8 (); |
| 527 | U8 c3 = get_u8 (); |
544 | U8 c3 = get_u8 (); |
| 528 | U8 c4 = get_u8 (); |
545 | U8 c4 = get_u8 (); |
| … | |
… | |
| 545 | croak ("unconfigured/unsupported class/tag %d/%d", klass, tag); |
562 | croak ("unconfigured/unsupported class/tag %d/%d", klass, tag); |
| 546 | } |
563 | } |
| 547 | |
564 | |
| 548 | AV *av = newAV (); |
565 | AV *av = newAV (); |
| 549 | av_fill (av, BER_ARRAYSIZE - 1); |
566 | av_fill (av, BER_ARRAYSIZE - 1); |
| 550 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass); |
567 | AvARRAY (av)[BER_CLASS] = newSVcacheint (klass); |
| 551 | AvARRAY (av)[BER_TAG ] = newSVcacheint (tag); |
568 | AvARRAY (av)[BER_TAG ] = newSVcacheint (tag); |
| 552 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0); |
569 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0); |
| 553 | AvARRAY (av)[BER_DATA ] = res; |
570 | AvARRAY (av)[BER_DATA ] = res; |
| 554 | |
571 | |
| 555 | return newRV_noinc ((SV *)av); |
572 | return newRV_noinc ((SV *)av); |
| 556 | } |
573 | } |
| 557 | |
574 | |
| 558 | ///////////////////////////////////////////////////////////////////////////// |
575 | ///////////////////////////////////////////////////////////////////////////// |
| … | |
… | |
| 563 | strlen_sum (STRLEN l1, STRLEN l2) |
580 | strlen_sum (STRLEN l1, STRLEN l2) |
| 564 | { |
581 | { |
| 565 | size_t sum = l1 + l2; |
582 | size_t sum = l1 + l2; |
| 566 | |
583 | |
| 567 | if (sum < (size_t)l2 || sum != (size_t)(STRLEN)sum) |
584 | if (sum < (size_t)l2 || sum != (size_t)(STRLEN)sum) |
| 568 | croak ("JSON::XS: string size overflow"); |
585 | croak ("Convert::BER::XS: string size overflow"); |
| 569 | |
586 | |
| 570 | return sum; |
587 | return sum; |
| 571 | } |
588 | } |
| 572 | |
589 | |
| 573 | static void |
590 | static void |
| … | |
… | |
| 611 | need (1); |
628 | need (1); |
| 612 | *cur++ = val; |
629 | *cur++ = val; |
| 613 | } |
630 | } |
| 614 | |
631 | |
| 615 | static void |
632 | static void |
| 616 | put_w_nocheck (U32 val) |
633 | put_w_nocheck (UV val) |
| 617 | { |
634 | { |
|
|
635 | #if UVSIZE > 4 |
|
|
636 | *cur = (val >> 7 * 9) | 0x80; cur += val >= ((UV)1 << (7 * 9)); |
|
|
637 | *cur = (val >> 7 * 8) | 0x80; cur += val >= ((UV)1 << (7 * 8)); |
|
|
638 | *cur = (val >> 7 * 7) | 0x80; cur += val >= ((UV)1 << (7 * 7)); |
|
|
639 | *cur = (val >> 7 * 6) | 0x80; cur += val >= ((UV)1 << (7 * 6)); |
|
|
640 | *cur = (val >> 7 * 5) | 0x80; cur += val >= ((UV)1 << (7 * 5)); |
|
|
641 | #endif |
| 618 | *cur = (val >> 7 * 4) | 0x80; cur += val >= (1 << (7 * 4)); |
642 | *cur = (val >> 7 * 4) | 0x80; cur += val >= ((UV)1 << (7 * 4)); |
| 619 | *cur = (val >> 7 * 3) | 0x80; cur += val >= (1 << (7 * 3)); |
643 | *cur = (val >> 7 * 3) | 0x80; cur += val >= ((UV)1 << (7 * 3)); |
| 620 | *cur = (val >> 7 * 2) | 0x80; cur += val >= (1 << (7 * 2)); |
644 | *cur = (val >> 7 * 2) | 0x80; cur += val >= ((UV)1 << (7 * 2)); |
| 621 | *cur = (val >> 7 * 1) | 0x80; cur += val >= (1 << (7 * 1)); |
645 | *cur = (val >> 7 * 1) | 0x80; cur += val >= ((UV)1 << (7 * 1)); |
| 622 | *cur = val & 0x7f; cur += 1; |
646 | *cur = val & 0x7f; cur += 1; |
| 623 | } |
647 | } |
| 624 | |
648 | |
| 625 | static void |
649 | static void |
| 626 | put_w (U32 val) |
650 | put_w (UV val) |
| 627 | { |
651 | { |
| 628 | need (5); // we only handle up to 5 bytes |
652 | need (5); // we only handle up to 5 bytes |
| 629 | |
653 | |
| 630 | put_w_nocheck (val); |
654 | put_w_nocheck (val); |
| 631 | } |
655 | } |
| 632 | |
656 | |
| 633 | static U8 * |
657 | static U8 * |
| 634 | put_length_at (U32 val, U8 *cur) |
658 | put_length_at (UV val, U8 *cur) |
| 635 | { |
659 | { |
| 636 | if (val < 0x7fU) |
660 | if (val < 0x7fU) |
| 637 | *cur++ = val; |
661 | *cur++ = val; |
| 638 | else |
662 | else |
| 639 | { |
663 | { |
| 640 | U8 *lenb = cur++; |
664 | U8 *lenb = cur++; |
| 641 | |
665 | |
|
|
666 | #if UVSIZE > 4 |
|
|
667 | *cur = val >> 56; cur += *cur > 0; |
|
|
668 | *cur = val >> 48; cur += *cur > 0; |
|
|
669 | *cur = val >> 40; cur += *cur > 0; |
|
|
670 | *cur = val >> 32; cur += *cur > 0; |
|
|
671 | #endif |
| 642 | *cur = val >> 24; cur += *cur > 0; |
672 | *cur = val >> 24; cur += *cur > 0; |
| 643 | *cur = val >> 16; cur += *cur > 0; |
673 | *cur = val >> 16; cur += *cur > 0; |
| 644 | *cur = val >> 8; cur += *cur > 0; |
674 | *cur = val >> 8; cur += *cur > 0; |
| 645 | *cur = val ; cur += 1; |
675 | *cur = val ; cur += 1; |
| 646 | |
676 | |
| … | |
… | |
| 649 | |
679 | |
| 650 | return cur; |
680 | return cur; |
| 651 | } |
681 | } |
| 652 | |
682 | |
| 653 | static void |
683 | static void |
| 654 | put_length (U32 val) |
684 | put_length (UV val) |
| 655 | { |
685 | { |
| 656 | need (5 + val); |
686 | need (5 + val); |
| 657 | cur = put_length_at (val, cur); |
687 | cur = put_length_at (val, cur); |
| 658 | } |
688 | } |
| 659 | |
689 | |
| 660 | // return how many bytes the encoded length requires |
690 | // return how many bytes the encoded length requires |
| 661 | static int length_length (U32 val) |
691 | static int length_length (UV val) |
| 662 | { |
692 | { |
| 663 | return val < 0x7fU |
693 | return val < 0x7fU |
| 664 | ? 1 |
694 | ? 1 |
| 665 | : 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU); |
695 | : 2 |
|
|
696 | + (val > 0xffU) |
|
|
697 | + (val > 0xffffU) |
|
|
698 | + (val > 0xffffffU) |
|
|
699 | #if UVSIZE > 4 |
|
|
700 | + (val > 0xffffffffU) |
|
|
701 | + (val > 0xffffffffffU) |
|
|
702 | + (val > 0xffffffffffffU) |
|
|
703 | + (val > 0xffffffffffffffU) |
|
|
704 | #endif |
|
|
705 | ; |
| 666 | } |
706 | } |
| 667 | |
707 | |
| 668 | static void |
708 | static void |
| 669 | encode_data (const char *ptr, STRLEN len) |
709 | encode_data (const char *ptr, STRLEN len) |
| 670 | { |
710 | { |
| … | |
… | |
| 732 | |
772 | |
| 733 | *lenb = cur - lenb - 1; |
773 | *lenb = cur - lenb - 1; |
| 734 | } |
774 | } |
| 735 | |
775 | |
| 736 | // we don't know the length yet, so we optimistically |
776 | // we don't know the length yet, so we optimistically |
| 737 | // assume the length will need one octet later. if that |
777 | // assume the length will need one octet later. If that |
| 738 | // turns out to be wrong, we memove as needed. |
778 | // turns out to be wrong, we memmove as needed. |
| 739 | // mark the beginning |
779 | // mark the beginning |
| 740 | static STRLEN |
780 | static STRLEN |
| 741 | len_fixup_mark () |
781 | len_fixup_mark (void) |
| 742 | { |
782 | { |
| 743 | return cur++ - buf; |
783 | return cur++ - buf; |
| 744 | } |
784 | } |
| 745 | |
785 | |
| 746 | // patch up the length |
786 | // patch up the length |
| … | |
… | |
| 855 | { |
895 | { |
| 856 | AV *av = ber_tuple (tuple); |
896 | AV *av = ber_tuple (tuple); |
| 857 | |
897 | |
| 858 | int klass = SvIV (AvARRAY (av)[BER_CLASS]); |
898 | int klass = SvIV (AvARRAY (av)[BER_CLASS]); |
| 859 | int tag = SvIV (AvARRAY (av)[BER_TAG]); |
899 | int tag = SvIV (AvARRAY (av)[BER_TAG]); |
| 860 | int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0; |
900 | int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0; |
| 861 | SV *data = AvARRAY (av)[BER_DATA]; |
901 | SV *data = AvARRAY (av)[BER_DATA]; |
| 862 | |
902 | |
| 863 | int identifier = (klass << ASN_CLASS_SHIFT) | constructed; |
903 | int identifier = (klass << ASN_CLASS_SHIFT) | constructed; |
| 864 | |
904 | |
| 865 | if (expect_false (tag >= ASN_TAG_BER)) |
905 | if (expect_false (tag >= ASN_TAG_BER)) |
| … | |
… | |
| 899 | put_length (0); |
939 | put_length (0); |
| 900 | break; |
940 | break; |
| 901 | |
941 | |
| 902 | case BER_TYPE_BOOL: |
942 | case BER_TYPE_BOOL: |
| 903 | put_length (1); |
943 | put_length (1); |
| 904 | *cur++ = SvTRUE (data) ? 0xff : 0x00; |
944 | *cur++ = SvTRUE (data) ? 0xff : 0x00; // 0xff = DER/CER |
| 905 | break; |
945 | break; |
| 906 | |
946 | |
| 907 | case BER_TYPE_OID: |
947 | case BER_TYPE_OID: |
| 908 | encode_oid (data, 0); |
948 | encode_oid (data, 0); |
| 909 | break; |
949 | break; |
| … | |
… | |
| 972 | const char *name; |
1012 | const char *name; |
| 973 | IV iv; |
1013 | IV iv; |
| 974 | } *civ, const_iv[] = { |
1014 | } *civ, const_iv[] = { |
| 975 | #define const_iv(name) { # name, name }, |
1015 | #define const_iv(name) { # name, name }, |
| 976 | const_iv (ASN_BOOLEAN) |
1016 | const_iv (ASN_BOOLEAN) |
| 977 | const_iv (ASN_INTEGER32) |
1017 | const_iv (ASN_INTEGER) |
| 978 | const_iv (ASN_BIT_STRING) |
1018 | const_iv (ASN_BIT_STRING) |
| 979 | const_iv (ASN_OCTET_STRING) |
1019 | const_iv (ASN_OCTET_STRING) |
| 980 | const_iv (ASN_NULL) |
1020 | const_iv (ASN_NULL) |
| 981 | const_iv (ASN_OBJECT_IDENTIFIER) |
1021 | const_iv (ASN_OBJECT_IDENTIFIER) |
| 982 | const_iv (ASN_OBJECT_DESCRIPTOR) |
1022 | const_iv (ASN_OBJECT_DESCRIPTOR) |
| … | |
… | |
| 1011 | const_iv (ASN_CONTEXT) |
1051 | const_iv (ASN_CONTEXT) |
| 1012 | const_iv (ASN_PRIVATE) |
1052 | const_iv (ASN_PRIVATE) |
| 1013 | |
1053 | |
| 1014 | const_iv (BER_CLASS) |
1054 | const_iv (BER_CLASS) |
| 1015 | const_iv (BER_TAG) |
1055 | const_iv (BER_TAG) |
| 1016 | const_iv (BER_CONSTRUCTED) |
1056 | const_iv (BER_FLAGS) |
| 1017 | const_iv (BER_DATA) |
1057 | const_iv (BER_DATA) |
| 1018 | |
1058 | |
| 1019 | const_iv (BER_TYPE_BYTES) |
1059 | const_iv (BER_TYPE_BYTES) |
| 1020 | const_iv (BER_TYPE_UTF8) |
1060 | const_iv (BER_TYPE_UTF8) |
| 1021 | const_iv (BER_TYPE_UCS2) |
1061 | const_iv (BER_TYPE_UCS2) |
| … | |
… | |
| 1054 | RETVAL = decode_ber (); |
1094 | RETVAL = decode_ber (); |
| 1055 | } |
1095 | } |
| 1056 | OUTPUT: RETVAL |
1096 | OUTPUT: RETVAL |
| 1057 | |
1097 | |
| 1058 | void |
1098 | void |
| 1059 | ber_is (SV *tuple, SV *klass = &PL_sv_undef, SV *tag = &PL_sv_undef, SV *constructed = &PL_sv_undef, SV *data = &PL_sv_undef) |
1099 | ber_is (SV *tuple, SV *klass = &PL_sv_undef, SV *tag = &PL_sv_undef, SV *flags = &PL_sv_undef, SV *data = &PL_sv_undef) |
| 1060 | PPCODE: |
1100 | PPCODE: |
| 1061 | { |
1101 | { |
| 1062 | if (!SvOK (tuple)) |
1102 | if (!SvOK (tuple)) |
| 1063 | XSRETURN_NO; |
1103 | XSRETURN_NO; |
| 1064 | |
1104 | |
| … | |
… | |
| 1066 | croak ("ber_is: tuple must be BER tuple (array-ref)"); |
1106 | croak ("ber_is: tuple must be BER tuple (array-ref)"); |
| 1067 | |
1107 | |
| 1068 | AV *av = (AV *)SvRV (tuple); |
1108 | AV *av = (AV *)SvRV (tuple); |
| 1069 | |
1109 | |
| 1070 | XPUSHs ( |
1110 | XPUSHs ( |
| 1071 | (!SvOK (klass) || SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass)) |
1111 | (!SvOK (klass) || SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass)) |
| 1072 | && (!SvOK (tag) || SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag)) |
1112 | && (!SvOK (tag) || SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag)) |
| 1073 | && (!SvOK (constructed) || !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed)) |
1113 | && (!SvOK (flags) || !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags)) |
| 1074 | && (!SvOK (data) || sv_eq (AvARRAY (av)[BER_DATA ], data)) |
1114 | && (!SvOK (data) || sv_eq (AvARRAY (av)[BER_DATA ], data)) |
| 1075 | ? &PL_sv_yes : &PL_sv_undef); |
1115 | ? &PL_sv_yes : &PL_sv_undef); |
| 1076 | } |
1116 | } |
| 1077 | |
1117 | |
| 1078 | void |
1118 | void |
| 1079 | ber_is_seq (SV *tuple) |
1119 | ber_is_seq (SV *tuple) |
| … | |
… | |
| 1083 | XSRETURN_UNDEF; |
1123 | XSRETURN_UNDEF; |
| 1084 | |
1124 | |
| 1085 | AV *av = ber_tuple (tuple); |
1125 | AV *av = ber_tuple (tuple); |
| 1086 | |
1126 | |
| 1087 | XPUSHs ( |
1127 | XPUSHs ( |
| 1088 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1128 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
| 1089 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE |
1129 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE |
| 1090 | && SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1130 | && SvIV (AvARRAY (av)[BER_FLAGS]) |
| 1091 | ? AvARRAY (av)[BER_DATA] : &PL_sv_undef); |
1131 | ? AvARRAY (av)[BER_DATA] : &PL_sv_undef); |
| 1092 | } |
1132 | } |
| 1093 | |
1133 | |
| 1094 | void |
1134 | void |
| 1095 | ber_is_i32 (SV *tuple, SV *value = &PL_sv_undef) |
1135 | ber_is_int (SV *tuple, SV *value = &PL_sv_undef) |
| 1096 | PPCODE: |
1136 | PPCODE: |
| 1097 | { |
1137 | { |
| 1098 | if (!SvOK (tuple)) |
1138 | if (!SvOK (tuple)) |
| 1099 | XSRETURN_NO; |
1139 | XSRETURN_NO; |
| 1100 | |
1140 | |
| 1101 | AV *av = ber_tuple (tuple); |
1141 | AV *av = ber_tuple (tuple); |
| 1102 | |
1142 | |
| 1103 | IV data = SvIV (AvARRAY (av)[BER_DATA]); |
1143 | UV data = SvUV (AvARRAY (av)[BER_DATA]); |
| 1104 | |
1144 | |
| 1105 | XPUSHs ( |
1145 | XPUSHs ( |
| 1106 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1146 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
| 1107 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32 |
1147 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER |
| 1108 | && !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1148 | && !SvIV (AvARRAY (av)[BER_FLAGS]) |
| 1109 | && (!SvOK (value) || data == SvIV (value)) |
1149 | && (!SvOK (value) || data == SvUV (value)) |
| 1110 | ? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0)) |
1150 | ? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0)) |
| 1111 | : &PL_sv_undef); |
1151 | : &PL_sv_undef); |
| 1112 | } |
1152 | } |
| 1113 | |
1153 | |
| 1114 | void |
1154 | void |
| 1115 | ber_is_oid (SV *tuple, SV *oid = &PL_sv_undef) |
1155 | ber_is_oid (SV *tuple, SV *oid = &PL_sv_undef) |
| … | |
… | |
| 1119 | XSRETURN_NO; |
1159 | XSRETURN_NO; |
| 1120 | |
1160 | |
| 1121 | AV *av = ber_tuple (tuple); |
1161 | AV *av = ber_tuple (tuple); |
| 1122 | |
1162 | |
| 1123 | XPUSHs ( |
1163 | XPUSHs ( |
| 1124 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1164 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
| 1125 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER |
1165 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER |
| 1126 | && !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1166 | && !SvIV (AvARRAY (av)[BER_FLAGS]) |
| 1127 | && (!SvOK (oid) || sv_eq (AvARRAY (av)[BER_DATA], oid)) |
1167 | && (!SvOK (oid) || sv_eq (AvARRAY (av)[BER_DATA], oid)) |
| 1128 | ? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef); |
1168 | ? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef); |
| 1129 | } |
1169 | } |
| 1130 | |
1170 | |
| 1131 | ############################################################################# |
1171 | ############################################################################# |
| … | |
… | |
| 1144 | SvCUR_set (buf_sv, cur - buf); |
1184 | SvCUR_set (buf_sv, cur - buf); |
| 1145 | XPUSHs (buf_sv); |
1185 | XPUSHs (buf_sv); |
| 1146 | } |
1186 | } |
| 1147 | |
1187 | |
| 1148 | SV * |
1188 | SV * |
| 1149 | ber_i32 (IV iv) |
1189 | ber_int (SV *sv) |
| 1150 | CODE: |
1190 | CODE: |
| 1151 | { |
1191 | { |
| 1152 | AV *av = newAV (); |
1192 | AV *av = newAV (); |
| 1153 | av_fill (av, BER_ARRAYSIZE - 1); |
1193 | av_fill (av, BER_ARRAYSIZE - 1); |
| 1154 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL); |
1194 | AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL); |
| 1155 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32); |
1195 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER); |
| 1156 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0); |
1196 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (0); |
| 1157 | AvARRAY (av)[BER_DATA ] = newSViv (iv); |
1197 | AvARRAY (av)[BER_DATA ] = newSVsv (sv); |
| 1158 | RETVAL = newRV_noinc ((SV *)av); |
1198 | RETVAL = newRV_noinc ((SV *)av); |
| 1159 | } |
1199 | } |
| 1160 | OUTPUT: RETVAL |
1200 | OUTPUT: RETVAL |
| 1161 | |
1201 | |
| 1162 | # TODO: not arrayref, but elements? |
1202 | # TODO: not arrayref, but elements? |
| … | |
… | |
| 1164 | ber_seq (SV *arrayref) |
1204 | ber_seq (SV *arrayref) |
| 1165 | CODE: |
1205 | CODE: |
| 1166 | { |
1206 | { |
| 1167 | AV *av = newAV (); |
1207 | AV *av = newAV (); |
| 1168 | av_fill (av, BER_ARRAYSIZE - 1); |
1208 | av_fill (av, BER_ARRAYSIZE - 1); |
| 1169 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL); |
1209 | AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL); |
| 1170 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE); |
1210 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE); |
| 1171 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1); |
1211 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (1); |
| 1172 | AvARRAY (av)[BER_DATA ] = newSVsv (arrayref); |
1212 | AvARRAY (av)[BER_DATA ] = newSVsv (arrayref); |
| 1173 | RETVAL = newRV_noinc ((SV *)av); |
1213 | RETVAL = newRV_noinc ((SV *)av); |
| 1174 | } |
1214 | } |
| 1175 | OUTPUT: RETVAL |
1215 | OUTPUT: RETVAL |
| 1176 | |
1216 | |
| 1177 | MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile |
1217 | MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile |
