| … | |
… | |
| 327 | static void |
327 | static void |
| 328 | encode_rv (enc_t *enc, SV *sv) |
328 | encode_rv (enc_t *enc, SV *sv) |
| 329 | { |
329 | { |
| 330 | SvGETMAGIC (sv); |
330 | SvGETMAGIC (sv); |
| 331 | |
331 | |
| 332 | if (ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING) |
|
|
| 333 | && ecb_expect_false (SvREFCNT (sv) > 1)) |
|
|
| 334 | { |
|
|
| 335 | if (!enc->shareable) |
|
|
| 336 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
|
|
| 337 | |
|
|
| 338 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
|
| 339 | |
|
|
| 340 | if (SvOK (*svp)) |
|
|
| 341 | { |
|
|
| 342 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
|
|
| 343 | encode_uint (enc, 0x00, SvUV (*svp)); |
|
|
| 344 | return; |
|
|
| 345 | } |
|
|
| 346 | else |
|
|
| 347 | { |
|
|
| 348 | sv_setuv (*svp, enc->shareable_idx); |
|
|
| 349 | ++enc->shareable_idx; |
|
|
| 350 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
|
| 351 | } |
|
|
| 352 | } |
|
|
| 353 | |
|
|
| 354 | svtype svt = SvTYPE (sv); |
332 | svtype svt = SvTYPE (sv); |
| 355 | |
333 | |
| 356 | if (ecb_expect_false (SvOBJECT (sv))) |
334 | if (ecb_expect_false (SvOBJECT (sv))) |
| 357 | { |
335 | { |
| 358 | HV *boolean_stash = !CBOR_SLOW || types_boolean_stash |
336 | HV *boolean_stash = !CBOR_SLOW || types_boolean_stash |
| … | |
… | |
| 440 | encode_hv (enc, (HV *)sv); |
418 | encode_hv (enc, (HV *)sv); |
| 441 | else if (svt == SVt_PVAV) |
419 | else if (svt == SVt_PVAV) |
| 442 | encode_av (enc, (AV *)sv); |
420 | encode_av (enc, (AV *)sv); |
| 443 | else |
421 | else |
| 444 | { |
422 | { |
|
|
423 | if (ecb_expect_false (SvREFCNT (sv) > 1) |
|
|
424 | && ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING)) |
|
|
425 | { |
|
|
426 | if (!enc->shareable) |
|
|
427 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
|
|
428 | |
|
|
429 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
|
430 | |
|
|
431 | if (SvOK (*svp)) |
|
|
432 | { |
|
|
433 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
|
|
434 | encode_uint (enc, 0x00, SvUV (*svp)); |
|
|
435 | return; |
|
|
436 | } |
|
|
437 | else |
|
|
438 | { |
|
|
439 | sv_setuv (*svp, enc->shareable_idx); |
|
|
440 | ++enc->shareable_idx; |
|
|
441 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
|
442 | } |
|
|
443 | } |
|
|
444 | |
| 445 | encode_tag (enc, CBOR_TAG_INDIRECTION); |
445 | encode_tag (enc, CBOR_TAG_INDIRECTION); |
| 446 | encode_sv (enc, sv); |
446 | encode_sv (enc, sv); |
| 447 | } |
447 | } |
| 448 | } |
448 | } |
| 449 | |
449 | |
| … | |
… | |
| 753 | { |
753 | { |
| 754 | SV *sv = 0; |
754 | SV *sv = 0; |
| 755 | |
755 | |
| 756 | if ((*dec->cur & 31) == 31) |
756 | if ((*dec->cur & 31) == 31) |
| 757 | { |
757 | { |
|
|
758 | // indefinite length strings |
| 758 | ++dec->cur; |
759 | ++dec->cur; |
| 759 | |
760 | |
|
|
761 | unsigned char major = *dec->cur & 0xe0; |
|
|
762 | |
| 760 | sv = newSVpvn ("", 0); |
763 | sv = newSVpvn ("", 0); |
| 761 | |
764 | |
| 762 | // not very fast, and certainly not robust against illegal input |
|
|
| 763 | for (;;) |
765 | for (;;) |
| 764 | { |
766 | { |
| 765 | WANT (1); |
767 | WANT (1); |
| 766 | |
768 | |
|
|
769 | if ((*dec->cur ^ major) >= 31) |
| 767 | if (*dec->cur == (0xe0 | 31)) |
770 | if (*dec->cur == (0xe0 | 31)) |
| 768 | { |
771 | { |
| 769 | ++dec->cur; |
772 | ++dec->cur; |
| 770 | break; |
773 | break; |
| 771 | } |
774 | } |
|
|
775 | else |
|
|
776 | ERR ("corrupted CBOR data (invalid chunks in indefinite length string)"); |
| 772 | |
777 | |
| 773 | sv_catsv (sv, decode_sv (dec)); |
778 | STRLEN len = decode_uint (dec); |
|
|
779 | |
|
|
780 | WANT (len); |
|
|
781 | sv_catpvn (sv, dec->cur, len); |
|
|
782 | dec->cur += len; |
| 774 | } |
783 | } |
| 775 | } |
784 | } |
| 776 | else |
785 | else |
| 777 | { |
786 | { |
| 778 | STRLEN len = decode_uint (dec); |
787 | STRLEN len = decode_uint (dec); |
