1 | #include "EXTERN.h" |
1 | #include "EXTERN.h" |
2 | #include "perl.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
3 | #include "XSUB.h" |
4 | |
4 | |
5 | // C99 required |
5 | // C99 required! |
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6 | // this is not just for comments, but also for |
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7 | // integer constant semantics, |
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8 | // sscanf format modifiers and more. |
6 | |
9 | |
7 | enum { |
10 | enum { |
8 | // ASN_TAG |
11 | // ASN_TAG |
9 | ASN_BOOLEAN = 0x01, |
12 | ASN_BOOLEAN = 0x01, |
10 | ASN_INTEGER32 = 0x02, |
13 | ASN_INTEGER = 0x02, |
11 | ASN_BIT_STRING = 0x03, |
14 | ASN_BIT_STRING = 0x03, |
12 | ASN_OCTET_STRING = 0x04, |
15 | ASN_OCTET_STRING = 0x04, |
13 | ASN_NULL = 0x05, |
16 | ASN_NULL = 0x05, |
14 | ASN_OBJECT_IDENTIFIER = 0x06, |
17 | ASN_OBJECT_IDENTIFIER = 0x06, |
15 | ASN_OID = 0x06, |
18 | ASN_OID = 0x06, |
… | |
… | |
77 | BER_TYPE_IPADDRESS, |
80 | BER_TYPE_IPADDRESS, |
78 | BER_TYPE_CROAK, |
81 | BER_TYPE_CROAK, |
79 | }; |
82 | }; |
80 | |
83 | |
81 | enum { |
84 | enum { |
82 | BER_CLASS = 0, |
85 | BER_CLASS = 0, |
83 | BER_TAG = 1, |
86 | BER_TAG = 1, |
84 | BER_CONSTRUCTED = 2, |
87 | BER_FLAGS = 2, |
85 | BER_DATA = 3, |
88 | BER_DATA = 3, |
86 | BER_ARRAYSIZE |
89 | BER_ARRAYSIZE |
87 | }; |
90 | }; |
88 | |
91 | |
89 | #define MAX_OID_STRLEN 4096 |
92 | #define MAX_OID_STRLEN 4096 |
90 | |
93 | |
… | |
… | |
159 | return BER_TYPE_BYTES; |
162 | return BER_TYPE_BYTES; |
160 | |
163 | |
161 | return SvPVX (sv)[idx]; |
164 | return SvPVX (sv)[idx]; |
162 | } |
165 | } |
163 | |
166 | |
164 | static int |
167 | static void |
165 | profile_set (profile_type *profile, int klass, int tag, int type) |
168 | profile_set (profile_type *profile, int klass, int tag, int type) |
166 | { |
169 | { |
167 | SV *sv = (SV *)profile; |
170 | SV *sv = (SV *)profile; |
168 | U32 idx = (tag << 2) + klass; |
171 | U32 idx = (tag << 2) + klass; |
169 | STRLEN oldlen = SvCUR (sv); |
172 | STRLEN oldlen = SvCUR (sv); |
… | |
… | |
178 | |
181 | |
179 | SvPVX (sv)[idx] = type; |
182 | SvPVX (sv)[idx] = type; |
180 | } |
183 | } |
181 | |
184 | |
182 | static SV * |
185 | static SV * |
183 | profile_new () |
186 | profile_new (void) |
184 | { |
187 | { |
185 | SV *sv = newSVpvn ("", 0); |
188 | SV *sv = newSVpvn ("", 0); |
186 | |
189 | |
187 | static const struct { |
190 | static const struct { |
188 | int klass; |
191 | int klass; |
189 | int tag; |
192 | int tag; |
190 | int type; |
193 | int type; |
191 | } *celem, default_map[] = { |
194 | } *celem, default_map[] = { |
192 | { ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL }, |
195 | { ASN_UNIVERSAL, ASN_BOOLEAN , BER_TYPE_BOOL }, |
193 | { ASN_UNIVERSAL, ASN_INTEGER32 , BER_TYPE_INT }, |
196 | { ASN_UNIVERSAL, ASN_INTEGER , BER_TYPE_INT }, |
194 | { ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL }, |
197 | { ASN_UNIVERSAL, ASN_NULL , BER_TYPE_NULL }, |
195 | { ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID }, |
198 | { ASN_UNIVERSAL, ASN_OBJECT_IDENTIFIER, BER_TYPE_OID }, |
196 | { ASN_UNIVERSAL, ASN_OBJECT_DESCRIPTOR, BER_TYPE_OID }, |
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197 | { ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID }, |
199 | { ASN_UNIVERSAL, ASN_RELATIVE_OID , BER_TYPE_RELOID }, |
198 | { ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL }, |
200 | { ASN_UNIVERSAL, ASN_REAL , BER_TYPE_REAL }, |
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201 | { ASN_UNIVERSAL, ASN_ENUMERATED , BER_TYPE_INT }, |
199 | { ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 }, |
202 | { ASN_UNIVERSAL, ASN_UTF8_STRING , BER_TYPE_UTF8 }, |
200 | { ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 }, |
203 | { ASN_UNIVERSAL, ASN_BMP_STRING , BER_TYPE_UCS2 }, |
201 | { ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 }, |
204 | { ASN_UNIVERSAL, ASN_UNIVERSAL_STRING , BER_TYPE_UCS4 }, |
202 | }; |
205 | }; |
203 | |
206 | |
204 | for (celem = default_map + sizeof (default_map) / sizeof (default_map [0]); celem > default_map; celem--) |
207 | for (celem = default_map + sizeof (default_map) / sizeof (default_map [0]); celem-- > default_map; ) |
205 | profile_set ((void *)sv, celem->klass, celem->tag, celem->type); |
208 | profile_set ((profile_type *)sv, celem->klass, celem->tag, celem->type); |
206 | |
209 | |
207 | return sv_bless (newRV_noinc (sv), profile_stash); |
210 | return sv_bless (newRV_noinc (sv), profile_stash); |
208 | } |
211 | } |
209 | |
212 | |
210 | ///////////////////////////////////////////////////////////////////////////// |
213 | ///////////////////////////////////////////////////////////////////////////// |
… | |
… | |
245 | |
248 | |
246 | return *cur++; |
249 | return *cur++; |
247 | } |
250 | } |
248 | |
251 | |
249 | // get ber-encoded integer (i.e. pack "w") |
252 | // get ber-encoded integer (i.e. pack "w") |
250 | static U32 |
253 | static UV |
251 | get_w (void) |
254 | get_w (void) |
252 | { |
255 | { |
253 | U32 res = 0; |
256 | UV res = 0; |
254 | |
257 | |
255 | for (;;) |
258 | for (;;) |
256 | { |
259 | { |
257 | U8 c = get_u8 (); |
260 | U8 c = get_u8 (); |
258 | res = (res << 7) | (c & 0x7f); |
261 | res = (res << 7) | (c & 0x7f); |
… | |
… | |
260 | if (!(c & 0x80)) |
263 | if (!(c & 0x80)) |
261 | return res; |
264 | return res; |
262 | } |
265 | } |
263 | } |
266 | } |
264 | |
267 | |
265 | static U32 |
268 | static UV |
266 | get_length (void) |
269 | get_length (void) |
267 | { |
270 | { |
268 | U32 res = get_u8 (); |
271 | UV res = get_u8 (); |
269 | |
272 | |
270 | if (res & 0x80) |
273 | if (res & 0x80) |
271 | { |
274 | { |
272 | int cnt = res & 0x7f; |
275 | int cnt = res & 0x7f; |
273 | res = 0; |
276 | res = 0; |
… | |
… | |
280 | |
283 | |
281 | default: |
284 | default: |
282 | error ("ASN.1 length too long"); |
285 | error ("ASN.1 length too long"); |
283 | return 0; |
286 | return 0; |
284 | |
287 | |
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288 | case 8: res = (res << 8) | get_u8 (); |
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289 | case 7: res = (res << 8) | get_u8 (); |
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290 | case 6: res = (res << 8) | get_u8 (); |
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291 | case 5: res = (res << 8) | get_u8 (); |
285 | case 4: res = (res << 8) | get_u8 (); |
292 | case 4: res = (res << 8) | get_u8 (); |
286 | case 3: res = (res << 8) | get_u8 (); |
293 | case 3: res = (res << 8) | get_u8 (); |
287 | case 2: res = (res << 8) | get_u8 (); |
294 | case 2: res = (res << 8) | get_u8 (); |
288 | case 1: res = (res << 8) | get_u8 (); |
295 | case 1: res = (res << 8) | get_u8 (); |
289 | } |
296 | } |
… | |
… | |
291 | |
298 | |
292 | return res; |
299 | return res; |
293 | } |
300 | } |
294 | |
301 | |
295 | static SV * |
302 | static SV * |
296 | decode_int () |
303 | decode_int (void) |
297 | { |
304 | { |
298 | int len = get_length (); |
305 | UV len = get_length (); |
299 | |
306 | |
300 | if (len <= 0) |
307 | if (!len) |
301 | { |
308 | { |
302 | error ("integer length equal to zero"); |
309 | error ("invalid integer length equal to zero"); |
303 | return 0; |
310 | return 0; |
304 | } |
311 | } |
305 | |
312 | |
306 | U8 *data = get_n (len); |
313 | U8 *data = get_n (len); |
307 | |
314 | |
… | |
… | |
319 | } |
326 | } |
320 | |
327 | |
321 | static SV * |
328 | static SV * |
322 | decode_data (void) |
329 | decode_data (void) |
323 | { |
330 | { |
324 | U32 len = get_length (); |
331 | UV len = get_length (); |
325 | U8 *data = get_n (len); |
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326 | return newSVpvn ((char *)data, len); |
332 | return newSVpvn ((char *)get_n (len), len); |
327 | } |
333 | } |
328 | |
334 | |
329 | // gelper for decode_object_identifier |
335 | // helper for decode_object_identifier |
330 | static char * |
336 | static char * |
331 | write_uv (char *buf, U32 u) |
337 | write_uv (char *buf, UV u) |
332 | { |
338 | { |
333 | // the one-digit case is absolutely predominant, so this pays off (hopefully) |
339 | // the one-digit case is absolutely predominant, so this pays off (hopefully) |
334 | if (expect_true (u < 10)) |
340 | if (expect_true (u < 10)) |
335 | *buf++ = u + '0'; |
341 | *buf++ = u + '0'; |
336 | else |
342 | else |
337 | { |
343 | { |
|
|
344 | // this *could* be done much faster using branchless fixed-point arithmetics |
338 | char *beg = buf; |
345 | char *beg = buf; |
339 | |
346 | |
340 | do |
347 | do |
341 | { |
348 | { |
342 | *buf++ = u % 10 + '0'; |
349 | *buf++ = u % 10 + '0'; |
343 | u /= 10; |
350 | u /= 10; |
344 | } |
351 | } |
345 | while (u); |
352 | while (u); |
346 | |
353 | |
347 | // reverse digits |
354 | // reverse digits |
348 | for (char *ptr = buf; --ptr != beg; ++beg) |
355 | char *ptr = buf; |
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|
356 | while (--ptr > beg) |
349 | { |
357 | { |
350 | char c = *ptr; |
358 | char c = *ptr; |
351 | *ptr = *beg; |
359 | *ptr = *beg; |
352 | *beg = c; |
360 | *beg = c; |
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|
361 | ++beg; |
353 | } |
362 | } |
354 | } |
363 | } |
355 | |
364 | |
356 | return buf; |
365 | return buf; |
357 | } |
366 | } |
358 | |
367 | |
359 | static SV * |
368 | static SV * |
360 | decode_oid (int relative) |
369 | decode_oid (int relative) |
361 | { |
370 | { |
362 | U32 len = get_length (); |
371 | UV len = get_length (); |
363 | |
372 | |
364 | if (len <= 0) |
373 | if (len <= 0) |
365 | { |
374 | { |
366 | error ("OBJECT IDENTIFIER length equal to zero"); |
375 | error ("OBJECT IDENTIFIER length equal to zero"); |
367 | return &PL_sv_undef; |
376 | return &PL_sv_undef; |
368 | } |
377 | } |
369 | |
378 | |
370 | U8 *end = cur + len; |
379 | U8 *end = cur + len; |
371 | U32 w = get_w (); |
380 | UV w = get_w (); |
372 | |
381 | |
373 | static char oid[MAX_OID_STRLEN]; // must be static |
382 | static char oid[MAX_OID_STRLEN]; // static, becaueds too large for stack |
374 | char *app = oid; |
383 | char *app = oid; |
375 | |
384 | |
376 | if (relative) |
385 | if (relative) |
377 | app = write_uv (app, w); |
386 | app = write_uv (app, w); |
378 | else |
387 | else |
… | |
… | |
380 | app = write_uv (app, (U8)w / 40); |
389 | app = write_uv (app, (U8)w / 40); |
381 | *app++ = '.'; |
390 | *app++ = '.'; |
382 | app = write_uv (app, (U8)w % 40); |
391 | app = write_uv (app, (U8)w % 40); |
383 | } |
392 | } |
384 | |
393 | |
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394 | while (cur < end) |
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|
395 | { |
385 | // we assume an oid component is never > 64 bytes |
396 | // we assume an oid component is never > 64 digits |
386 | while (cur < end && oid + sizeof (oid) - app > 64) |
397 | if (oid + sizeof (oid) - app < 64) |
387 | { |
398 | croak ("BER_TYPE_OID to long to decode"); |
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|
399 | |
388 | w = get_w (); |
400 | w = get_w (); |
389 | *app++ = '.'; |
401 | *app++ = '.'; |
390 | app = write_uv (app, w); |
402 | app = write_uv (app, w); |
391 | } |
403 | } |
392 | |
404 | |
… | |
… | |
397 | static SV * |
409 | static SV * |
398 | decode_ucs (int chrsize) |
410 | decode_ucs (int chrsize) |
399 | { |
411 | { |
400 | SV *res = NEWSV (0, 0); |
412 | SV *res = NEWSV (0, 0); |
401 | |
413 | |
402 | U32 len = get_length (); |
414 | UV len = get_length (); |
403 | |
415 | |
404 | if (len & (chrsize - 1)) |
416 | if (len & (chrsize - 1)) |
405 | croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len); |
417 | croak ("BER_TYPE_UCS has an invalid number of octets (%d)", len); |
406 | |
418 | |
407 | while (len) |
419 | while (len) |
… | |
… | |
428 | |
440 | |
429 | return res; |
441 | return res; |
430 | } |
442 | } |
431 | |
443 | |
432 | static SV * |
444 | static SV * |
433 | decode_ber () |
445 | decode_ber (void) |
434 | { |
446 | { |
435 | int identifier = get_u8 (); |
447 | int identifier = get_u8 (); |
436 | |
448 | |
437 | SV *res; |
449 | SV *res; |
438 | |
450 | |
… | |
… | |
446 | if (tag == ASN_TAG_BER) |
458 | if (tag == ASN_TAG_BER) |
447 | tag = get_w (); |
459 | tag = get_w (); |
448 | |
460 | |
449 | if (constructed) |
461 | if (constructed) |
450 | { |
462 | { |
451 | U32 len = get_length (); |
463 | UV len = get_length (); |
452 | U32 seqend = (cur - buf) + len; |
464 | UV seqend = (cur - buf) + len; |
453 | AV *av = (AV *)sv_2mortal ((SV *)newAV ()); |
465 | AV *av = (AV *)sv_2mortal ((SV *)newAV ()); |
454 | |
466 | |
455 | while (cur < buf + seqend) |
467 | while (cur < buf + seqend) |
456 | av_push (av, decode_ber ()); |
468 | av_push (av, decode_ber ()); |
457 | |
469 | |
… | |
… | |
462 | } |
474 | } |
463 | else |
475 | else |
464 | switch (profile_lookup (cur_profile, klass, tag)) |
476 | switch (profile_lookup (cur_profile, klass, tag)) |
465 | { |
477 | { |
466 | case BER_TYPE_NULL: |
478 | case BER_TYPE_NULL: |
|
|
479 | { |
|
|
480 | UV len = get_length (); |
|
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481 | |
|
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482 | if (len) |
|
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483 | croak ("BER_TYPE_NULL value with non-zero length %d encountered", len); |
|
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484 | |
467 | res = &PL_sv_undef; |
485 | res = &PL_sv_undef; |
|
|
486 | } |
468 | break; |
487 | break; |
469 | |
488 | |
470 | case BER_TYPE_BOOL: |
489 | case BER_TYPE_BOOL: |
471 | { |
490 | { |
472 | U32 len = get_length (); |
491 | UV len = get_length (); |
473 | |
492 | |
474 | if (len != 1) |
493 | if (len != 1) |
475 | croak ("BER_TYPE_BOOLEAN type with invalid length %d encountered", len); |
494 | croak ("BER_TYPE_BOOLEAN value with invalid length %d encountered", len); |
476 | |
495 | |
477 | res = newSVcacheint (get_u8 () ? 0 : 1); |
496 | res = newSVcacheint (!!get_u8 ()); |
478 | } |
497 | } |
479 | break; |
498 | break; |
480 | |
499 | |
481 | case BER_TYPE_OID: |
500 | case BER_TYPE_OID: |
482 | res = decode_oid (0); |
501 | res = decode_oid (0); |
… | |
… | |
499 | res = decode_data (); |
518 | res = decode_data (); |
500 | break; |
519 | break; |
501 | |
520 | |
502 | case BER_TYPE_IPADDRESS: |
521 | case BER_TYPE_IPADDRESS: |
503 | { |
522 | { |
504 | U32 len = get_length (); |
523 | UV len = get_length (); |
505 | |
524 | |
506 | if (len != 4) |
525 | if (len != 4) |
507 | croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered", len); |
526 | croak ("BER_TYPE_IPADDRESS type with invalid length %d encountered", len); |
508 | |
527 | |
509 | U8 c1 = get_u8 (); |
528 | U8 c1 = get_u8 (); |
… | |
… | |
529 | croak ("unconfigured/unsupported class/tag %d/%d", klass, tag); |
548 | croak ("unconfigured/unsupported class/tag %d/%d", klass, tag); |
530 | } |
549 | } |
531 | |
550 | |
532 | AV *av = newAV (); |
551 | AV *av = newAV (); |
533 | av_fill (av, BER_ARRAYSIZE - 1); |
552 | av_fill (av, BER_ARRAYSIZE - 1); |
534 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (klass); |
553 | AvARRAY (av)[BER_CLASS] = newSVcacheint (klass); |
535 | AvARRAY (av)[BER_TAG ] = newSVcacheint (tag); |
554 | AvARRAY (av)[BER_TAG ] = newSVcacheint (tag); |
536 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (constructed ? 1 : 0); |
555 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (constructed ? 1 : 0); |
537 | AvARRAY (av)[BER_DATA ] = res; |
556 | AvARRAY (av)[BER_DATA ] = res; |
538 | |
557 | |
539 | return newRV_noinc ((SV *)av); |
558 | return newRV_noinc ((SV *)av); |
540 | } |
559 | } |
541 | |
560 | |
542 | ///////////////////////////////////////////////////////////////////////////// |
561 | ///////////////////////////////////////////////////////////////////////////// |
… | |
… | |
557 | static void |
576 | static void |
558 | set_buf (SV *sv) |
577 | set_buf (SV *sv) |
559 | { |
578 | { |
560 | STRLEN len; |
579 | STRLEN len; |
561 | buf_sv = sv; |
580 | buf_sv = sv; |
562 | buf = SvPVbyte (buf_sv, len); |
581 | buf = (U8 *)SvPVbyte (buf_sv, len); |
563 | cur = buf; |
582 | cur = buf; |
564 | end = buf + len; |
583 | end = buf + len; |
565 | } |
584 | } |
566 | |
585 | |
567 | /* similar to SvGROW, but somewhat safer and guarantees exponential realloc strategy */ |
586 | /* similar to SvGROW, but somewhat safer and guarantees exponential realloc strategy */ |
… | |
… | |
581 | need (STRLEN len) |
600 | need (STRLEN len) |
582 | { |
601 | { |
583 | if (expect_false ((uintptr_t)(end - cur) < len)) |
602 | if (expect_false ((uintptr_t)(end - cur) < len)) |
584 | { |
603 | { |
585 | STRLEN pos = cur - buf; |
604 | STRLEN pos = cur - buf; |
586 | buf = my_sv_grow (buf_sv, pos, len); |
605 | buf = (U8 *)my_sv_grow (buf_sv, pos, len); |
587 | cur = buf + pos; |
606 | cur = buf + pos; |
588 | end = buf + SvLEN (buf_sv) - 1; |
607 | end = buf + SvLEN (buf_sv) - 1; |
589 | } |
608 | } |
590 | } |
609 | } |
591 | |
610 | |
… | |
… | |
595 | need (1); |
614 | need (1); |
596 | *cur++ = val; |
615 | *cur++ = val; |
597 | } |
616 | } |
598 | |
617 | |
599 | static void |
618 | static void |
600 | put_w_nocheck (U32 val) |
619 | put_w_nocheck (UV val) |
601 | { |
620 | { |
|
|
621 | #if UVSIZE > 4 |
|
|
622 | *cur = (val >> 7 * 9) | 0x80; cur += val >= ((UV)1 << (7 * 9)); |
|
|
623 | *cur = (val >> 7 * 8) | 0x80; cur += val >= ((UV)1 << (7 * 8)); |
|
|
624 | *cur = (val >> 7 * 7) | 0x80; cur += val >= ((UV)1 << (7 * 7)); |
|
|
625 | *cur = (val >> 7 * 6) | 0x80; cur += val >= ((UV)1 << (7 * 6)); |
|
|
626 | *cur = (val >> 7 * 5) | 0x80; cur += val >= ((UV)1 << (7 * 5)); |
|
|
627 | #endif |
602 | *cur = (val >> 7 * 4) | 0x80; cur += val >= (1 << (7 * 4)); |
628 | *cur = (val >> 7 * 4) | 0x80; cur += val >= ((UV)1 << (7 * 4)); |
603 | *cur = (val >> 7 * 3) | 0x80; cur += val >= (1 << (7 * 3)); |
629 | *cur = (val >> 7 * 3) | 0x80; cur += val >= ((UV)1 << (7 * 3)); |
604 | *cur = (val >> 7 * 2) | 0x80; cur += val >= (1 << (7 * 2)); |
630 | *cur = (val >> 7 * 2) | 0x80; cur += val >= ((UV)1 << (7 * 2)); |
605 | *cur = (val >> 7 * 1) | 0x80; cur += val >= (1 << (7 * 1)); |
631 | *cur = (val >> 7 * 1) | 0x80; cur += val >= ((UV)1 << (7 * 1)); |
606 | *cur = val & 0x7f; cur += 1; |
632 | *cur = val & 0x7f; cur += 1; |
607 | } |
633 | } |
608 | |
634 | |
609 | static void |
635 | static void |
610 | put_w (U32 val) |
636 | put_w (UV val) |
611 | { |
637 | { |
612 | need (5); // we only handle up to 5 bytes |
638 | need (5); // we only handle up to 5 bytes |
613 | |
639 | |
614 | put_w_nocheck (val); |
640 | put_w_nocheck (val); |
615 | } |
641 | } |
616 | |
642 | |
617 | static U8 * |
643 | static U8 * |
618 | put_length_at (U32 val, U8 *cur) |
644 | put_length_at (UV val, U8 *cur) |
619 | { |
645 | { |
620 | if (val < 0x7fU) |
646 | if (val < 0x7fU) |
621 | *cur++ = val; |
647 | *cur++ = val; |
622 | else |
648 | else |
623 | { |
649 | { |
624 | U8 *lenb = cur++; |
650 | U8 *lenb = cur++; |
625 | |
651 | |
|
|
652 | #if UVSIZE > 4 |
|
|
653 | *cur = val >> 56; cur += *cur > 0; |
|
|
654 | *cur = val >> 48; cur += *cur > 0; |
|
|
655 | *cur = val >> 40; cur += *cur > 0; |
|
|
656 | *cur = val >> 32; cur += *cur > 0; |
|
|
657 | #endif |
626 | *cur = val >> 24; cur += *cur > 0; |
658 | *cur = val >> 24; cur += *cur > 0; |
627 | *cur = val >> 16; cur += *cur > 0; |
659 | *cur = val >> 16; cur += *cur > 0; |
628 | *cur = val >> 8; cur += *cur > 0; |
660 | *cur = val >> 8; cur += *cur > 0; |
629 | *cur = val ; cur += 1; |
661 | *cur = val ; cur += 1; |
630 | |
662 | |
… | |
… | |
633 | |
665 | |
634 | return cur; |
666 | return cur; |
635 | } |
667 | } |
636 | |
668 | |
637 | static void |
669 | static void |
638 | put_length (U32 val) |
670 | put_length (UV val) |
639 | { |
671 | { |
640 | need (5 + val); |
672 | need (5 + val); |
641 | cur = put_length_at (val, cur); |
673 | cur = put_length_at (val, cur); |
642 | } |
674 | } |
643 | |
675 | |
644 | // return how many bytes the encoded length requires |
676 | // return how many bytes the encoded length requires |
645 | static int length_length (U32 val) |
677 | static int length_length (UV val) |
646 | { |
678 | { |
647 | return val < 0x7fU |
679 | return val < 0x7fU |
648 | ? 1 |
680 | ? 1 |
649 | : 2 + (val > 0xffU) + (val > 0xffffU) + (val > 0xffffffU); |
681 | : 2 |
|
|
682 | + (val > 0xffU) |
|
|
683 | + (val > 0xffffU) |
|
|
684 | + (val > 0xffffffU) |
|
|
685 | #if UVSIZE > 4 |
|
|
686 | + (val > 0xffffffffU) |
|
|
687 | + (val > 0xffffffffffU) |
|
|
688 | + (val > 0xffffffffffffU) |
|
|
689 | + (val > 0xffffffffffffffU) |
|
|
690 | #endif |
|
|
691 | ; |
650 | } |
692 | } |
651 | |
693 | |
652 | static void |
694 | static void |
653 | encode_data (const char *ptr, STRLEN len) |
695 | encode_data (const char *ptr, STRLEN len) |
654 | { |
696 | { |
… | |
… | |
716 | |
758 | |
717 | *lenb = cur - lenb - 1; |
759 | *lenb = cur - lenb - 1; |
718 | } |
760 | } |
719 | |
761 | |
720 | // we don't know the length yet, so we optimistically |
762 | // we don't know the length yet, so we optimistically |
721 | // assume the length will need one octet later. if that |
763 | // assume the length will need one octet later. If that |
722 | // turns out to be wrong, we memove as needed. |
764 | // turns out to be wrong, we memmove as needed. |
723 | // mark the beginning |
765 | // mark the beginning |
724 | static STRLEN |
766 | static STRLEN |
725 | len_fixup_mark () |
767 | len_fixup_mark (void) |
726 | { |
768 | { |
727 | return cur++ - buf; |
769 | return cur++ - buf; |
728 | } |
770 | } |
729 | |
771 | |
730 | // patch up the length |
772 | // patch up the length |
… | |
… | |
817 | put_length (uchars * chrsize); |
859 | put_length (uchars * chrsize); |
818 | |
860 | |
819 | while (uchars--) |
861 | while (uchars--) |
820 | { |
862 | { |
821 | STRLEN uclen; |
863 | STRLEN uclen; |
822 | UV uchr = utf8_to_uvchr_buf (ptr, ptr + len, &uclen); |
864 | UV uchr = utf8_to_uvchr_buf ((U8 *)ptr, (U8 *)ptr + len, &uclen); |
823 | |
865 | |
824 | ptr += uclen; |
866 | ptr += uclen; |
825 | len -= uclen; |
867 | len -= uclen; |
826 | |
868 | |
827 | if (chrsize == 4) |
869 | if (chrsize == 4) |
… | |
… | |
839 | { |
881 | { |
840 | AV *av = ber_tuple (tuple); |
882 | AV *av = ber_tuple (tuple); |
841 | |
883 | |
842 | int klass = SvIV (AvARRAY (av)[BER_CLASS]); |
884 | int klass = SvIV (AvARRAY (av)[BER_CLASS]); |
843 | int tag = SvIV (AvARRAY (av)[BER_TAG]); |
885 | int tag = SvIV (AvARRAY (av)[BER_TAG]); |
844 | int constructed = SvIV (AvARRAY (av)[BER_CONSTRUCTED]) ? ASN_CONSTRUCTED : 0; |
886 | int constructed = SvIV (AvARRAY (av)[BER_FLAGS]) & 1 ? ASN_CONSTRUCTED : 0; |
845 | SV *data = AvARRAY (av)[BER_DATA]; |
887 | SV *data = AvARRAY (av)[BER_DATA]; |
846 | |
888 | |
847 | int identifier = (klass << ASN_CLASS_SHIFT) | constructed; |
889 | int identifier = (klass << ASN_CLASS_SHIFT) | constructed; |
848 | |
890 | |
849 | if (expect_false (tag >= ASN_TAG_BER)) |
891 | if (expect_false (tag >= ASN_TAG_BER)) |
… | |
… | |
868 | int fill = AvFILL (av); |
910 | int fill = AvFILL (av); |
869 | |
911 | |
870 | if (expect_false (SvRMAGICAL (av))) |
912 | if (expect_false (SvRMAGICAL (av))) |
871 | croak ("BER constructed data must not be tied"); |
913 | croak ("BER constructed data must not be tied"); |
872 | |
914 | |
|
|
915 | int i; |
873 | for (int i = 0; i <= fill; ++i) |
916 | for (i = 0; i <= fill; ++i) |
874 | encode_ber (AvARRAY (av)[i]); |
917 | encode_ber (AvARRAY (av)[i]); |
875 | |
918 | |
876 | len_fixup (mark); |
919 | len_fixup (mark); |
877 | } |
920 | } |
878 | else |
921 | else |
… | |
… | |
955 | const char *name; |
998 | const char *name; |
956 | IV iv; |
999 | IV iv; |
957 | } *civ, const_iv[] = { |
1000 | } *civ, const_iv[] = { |
958 | #define const_iv(name) { # name, name }, |
1001 | #define const_iv(name) { # name, name }, |
959 | const_iv (ASN_BOOLEAN) |
1002 | const_iv (ASN_BOOLEAN) |
960 | const_iv (ASN_INTEGER32) |
1003 | const_iv (ASN_INTEGER) |
961 | const_iv (ASN_BIT_STRING) |
1004 | const_iv (ASN_BIT_STRING) |
962 | const_iv (ASN_OCTET_STRING) |
1005 | const_iv (ASN_OCTET_STRING) |
963 | const_iv (ASN_NULL) |
1006 | const_iv (ASN_NULL) |
964 | const_iv (ASN_OBJECT_IDENTIFIER) |
1007 | const_iv (ASN_OBJECT_IDENTIFIER) |
965 | const_iv (ASN_OBJECT_DESCRIPTOR) |
1008 | const_iv (ASN_OBJECT_DESCRIPTOR) |
… | |
… | |
994 | const_iv (ASN_CONTEXT) |
1037 | const_iv (ASN_CONTEXT) |
995 | const_iv (ASN_PRIVATE) |
1038 | const_iv (ASN_PRIVATE) |
996 | |
1039 | |
997 | const_iv (BER_CLASS) |
1040 | const_iv (BER_CLASS) |
998 | const_iv (BER_TAG) |
1041 | const_iv (BER_TAG) |
999 | const_iv (BER_CONSTRUCTED) |
1042 | const_iv (BER_FLAGS) |
1000 | const_iv (BER_DATA) |
1043 | const_iv (BER_DATA) |
1001 | |
1044 | |
1002 | const_iv (BER_TYPE_BYTES) |
1045 | const_iv (BER_TYPE_BYTES) |
1003 | const_iv (BER_TYPE_UTF8) |
1046 | const_iv (BER_TYPE_UTF8) |
1004 | const_iv (BER_TYPE_UCS2) |
1047 | const_iv (BER_TYPE_UCS2) |
… | |
… | |
1028 | ber_decode (SV *ber, SV *profile = &PL_sv_undef) |
1071 | ber_decode (SV *ber, SV *profile = &PL_sv_undef) |
1029 | CODE: |
1072 | CODE: |
1030 | { |
1073 | { |
1031 | cur_profile = SvPROFILE (profile); |
1074 | cur_profile = SvPROFILE (profile); |
1032 | STRLEN len; |
1075 | STRLEN len; |
1033 | buf = SvPVbyte (ber, len); |
1076 | buf = (U8 *)SvPVbyte (ber, len); |
1034 | cur = buf; |
1077 | cur = buf; |
1035 | end = buf + len; |
1078 | end = buf + len; |
1036 | |
1079 | |
1037 | RETVAL = decode_ber (); |
1080 | RETVAL = decode_ber (); |
1038 | } |
1081 | } |
1039 | OUTPUT: RETVAL |
1082 | OUTPUT: RETVAL |
1040 | |
1083 | |
1041 | void |
1084 | void |
1042 | ber_is (SV *tuple, SV *klass = &PL_sv_undef, SV *tag = &PL_sv_undef, SV *constructed = &PL_sv_undef, SV *data = &PL_sv_undef) |
1085 | ber_is (SV *tuple, SV *klass = &PL_sv_undef, SV *tag = &PL_sv_undef, SV *flags = &PL_sv_undef, SV *data = &PL_sv_undef) |
1043 | PPCODE: |
1086 | PPCODE: |
1044 | { |
1087 | { |
1045 | if (!SvOK (tuple)) |
1088 | if (!SvOK (tuple)) |
1046 | XSRETURN_NO; |
1089 | XSRETURN_NO; |
1047 | |
1090 | |
… | |
… | |
1049 | croak ("ber_is: tuple must be BER tuple (array-ref)"); |
1092 | croak ("ber_is: tuple must be BER tuple (array-ref)"); |
1050 | |
1093 | |
1051 | AV *av = (AV *)SvRV (tuple); |
1094 | AV *av = (AV *)SvRV (tuple); |
1052 | |
1095 | |
1053 | XPUSHs ( |
1096 | XPUSHs ( |
1054 | (!SvOK (klass) || SvIV (AvARRAY (av)[BER_CLASS ]) == SvIV (klass)) |
1097 | (!SvOK (klass) || SvIV (AvARRAY (av)[BER_CLASS]) == SvIV (klass)) |
1055 | && (!SvOK (tag) || SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag)) |
1098 | && (!SvOK (tag) || SvIV (AvARRAY (av)[BER_TAG ]) == SvIV (tag)) |
1056 | && (!SvOK (constructed) || !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) == !SvIV (constructed)) |
1099 | && (!SvOK (flags) || !SvIV (AvARRAY (av)[BER_FLAGS]) == !SvIV (flags)) |
1057 | && (!SvOK (data) || sv_eq (AvARRAY (av)[BER_DATA ], data)) |
1100 | && (!SvOK (data) || sv_eq (AvARRAY (av)[BER_DATA ], data)) |
1058 | ? &PL_sv_yes : &PL_sv_undef); |
1101 | ? &PL_sv_yes : &PL_sv_undef); |
1059 | } |
1102 | } |
1060 | |
1103 | |
1061 | void |
1104 | void |
1062 | ber_is_seq (SV *tuple) |
1105 | ber_is_seq (SV *tuple) |
… | |
… | |
1066 | XSRETURN_UNDEF; |
1109 | XSRETURN_UNDEF; |
1067 | |
1110 | |
1068 | AV *av = ber_tuple (tuple); |
1111 | AV *av = ber_tuple (tuple); |
1069 | |
1112 | |
1070 | XPUSHs ( |
1113 | XPUSHs ( |
1071 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1114 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
1072 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE |
1115 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_SEQUENCE |
1073 | && SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1116 | && SvIV (AvARRAY (av)[BER_FLAGS]) |
1074 | ? AvARRAY (av)[BER_DATA] : &PL_sv_undef); |
1117 | ? AvARRAY (av)[BER_DATA] : &PL_sv_undef); |
1075 | } |
1118 | } |
1076 | |
1119 | |
1077 | void |
1120 | void |
1078 | ber_is_i32 (SV *tuple, SV *value = &PL_sv_undef) |
1121 | ber_is_int (SV *tuple, SV *value = &PL_sv_undef) |
1079 | PPCODE: |
1122 | PPCODE: |
1080 | { |
1123 | { |
1081 | if (!SvOK (tuple)) |
1124 | if (!SvOK (tuple)) |
1082 | XSRETURN_NO; |
1125 | XSRETURN_NO; |
1083 | |
1126 | |
1084 | AV *av = ber_tuple (tuple); |
1127 | AV *av = ber_tuple (tuple); |
1085 | |
1128 | |
1086 | IV data = SvIV (AvARRAY (av)[BER_DATA]); |
1129 | UV data = SvUV (AvARRAY (av)[BER_DATA]); |
1087 | |
1130 | |
1088 | XPUSHs ( |
1131 | XPUSHs ( |
1089 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1132 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
1090 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER32 |
1133 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_INTEGER |
1091 | && !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1134 | && !SvIV (AvARRAY (av)[BER_FLAGS]) |
1092 | && (!SvOK (value) || data == SvIV (value)) |
1135 | && (!SvOK (value) || data == SvUV (value)) |
1093 | ? sv_2mortal (data ? newSViv (data) : newSVpv ("0 but true", 0)) |
1136 | ? sv_2mortal (data ? newSVsv (AvARRAY (av)[BER_DATA]) : newSVpv ("0 but true", 0)) |
1094 | : &PL_sv_undef); |
1137 | : &PL_sv_undef); |
1095 | } |
1138 | } |
1096 | |
1139 | |
1097 | void |
1140 | void |
1098 | ber_is_oid (SV *tuple, SV *oid = &PL_sv_undef) |
1141 | ber_is_oid (SV *tuple, SV *oid = &PL_sv_undef) |
… | |
… | |
1102 | XSRETURN_NO; |
1145 | XSRETURN_NO; |
1103 | |
1146 | |
1104 | AV *av = ber_tuple (tuple); |
1147 | AV *av = ber_tuple (tuple); |
1105 | |
1148 | |
1106 | XPUSHs ( |
1149 | XPUSHs ( |
1107 | SvIV (AvARRAY (av)[BER_CLASS ]) == ASN_UNIVERSAL |
1150 | SvIV (AvARRAY (av)[BER_CLASS]) == ASN_UNIVERSAL |
1108 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER |
1151 | && SvIV (AvARRAY (av)[BER_TAG ]) == ASN_OBJECT_IDENTIFIER |
1109 | && !SvIV (AvARRAY (av)[BER_CONSTRUCTED]) |
1152 | && !SvIV (AvARRAY (av)[BER_FLAGS]) |
1110 | && (!SvOK (oid) || sv_eq (AvARRAY (av)[BER_DATA], oid)) |
1153 | && (!SvOK (oid) || sv_eq (AvARRAY (av)[BER_DATA], oid)) |
1111 | ? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef); |
1154 | ? newSVsv (AvARRAY (av)[BER_DATA]) : &PL_sv_undef); |
1112 | } |
1155 | } |
1113 | |
1156 | |
1114 | ############################################################################# |
1157 | ############################################################################# |
… | |
… | |
1127 | SvCUR_set (buf_sv, cur - buf); |
1170 | SvCUR_set (buf_sv, cur - buf); |
1128 | XPUSHs (buf_sv); |
1171 | XPUSHs (buf_sv); |
1129 | } |
1172 | } |
1130 | |
1173 | |
1131 | SV * |
1174 | SV * |
1132 | ber_i32 (IV iv) |
1175 | ber_int (SV *sv) |
1133 | CODE: |
1176 | CODE: |
1134 | { |
1177 | { |
1135 | AV *av = newAV (); |
1178 | AV *av = newAV (); |
1136 | av_fill (av, BER_ARRAYSIZE - 1); |
1179 | av_fill (av, BER_ARRAYSIZE - 1); |
1137 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL); |
1180 | AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL); |
1138 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER32); |
1181 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_INTEGER); |
1139 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (0); |
1182 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (0); |
1140 | AvARRAY (av)[BER_DATA ] = newSViv (iv); |
1183 | AvARRAY (av)[BER_DATA ] = newSVsv (sv); |
1141 | RETVAL = newRV_noinc ((SV *)av); |
1184 | RETVAL = newRV_noinc ((SV *)av); |
1142 | } |
1185 | } |
1143 | OUTPUT: RETVAL |
1186 | OUTPUT: RETVAL |
1144 | |
1187 | |
1145 | # TODO: not arrayref, but elements? |
1188 | # TODO: not arrayref, but elements? |
… | |
… | |
1147 | ber_seq (SV *arrayref) |
1190 | ber_seq (SV *arrayref) |
1148 | CODE: |
1191 | CODE: |
1149 | { |
1192 | { |
1150 | AV *av = newAV (); |
1193 | AV *av = newAV (); |
1151 | av_fill (av, BER_ARRAYSIZE - 1); |
1194 | av_fill (av, BER_ARRAYSIZE - 1); |
1152 | AvARRAY (av)[BER_CLASS ] = newSVcacheint (ASN_UNIVERSAL); |
1195 | AvARRAY (av)[BER_CLASS] = newSVcacheint (ASN_UNIVERSAL); |
1153 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE); |
1196 | AvARRAY (av)[BER_TAG ] = newSVcacheint (ASN_SEQUENCE); |
1154 | AvARRAY (av)[BER_CONSTRUCTED] = newSVcacheint (1); |
1197 | AvARRAY (av)[BER_FLAGS] = newSVcacheint (1); |
1155 | AvARRAY (av)[BER_DATA ] = newSVsv (arrayref); |
1198 | AvARRAY (av)[BER_DATA ] = newSVsv (arrayref); |
1156 | RETVAL = newRV_noinc ((SV *)av); |
1199 | RETVAL = newRV_noinc ((SV *)av); |
1157 | } |
1200 | } |
1158 | OUTPUT: RETVAL |
1201 | OUTPUT: RETVAL |
1159 | |
1202 | |
1160 | MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile |
1203 | MODULE = Convert::BER::XS PACKAGE = Convert::BER::XS::Profile |