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 | #include "assert.h" |
5 | #include <assert.h> |
6 | #include "string.h" |
6 | #include <string.h> |
7 | #include "stdlib.h" |
7 | #include <stdlib.h> |
8 | #include "stdio.h" |
8 | #include <stdio.h> |
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|
9 | #include <float.h> |
9 | |
10 | |
10 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
11 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
11 | # define snprintf _snprintf // C compilers have this in stdio.h |
12 | # define snprintf _snprintf // C compilers have this in stdio.h |
12 | #endif |
13 | #endif |
13 | |
14 | |
… | |
… | |
26 | #define F_SPACE_AFTER 0x00000040UL |
27 | #define F_SPACE_AFTER 0x00000040UL |
27 | #define F_ALLOW_NONREF 0x00000100UL |
28 | #define F_ALLOW_NONREF 0x00000100UL |
28 | #define F_SHRINK 0x00000200UL |
29 | #define F_SHRINK 0x00000200UL |
29 | #define F_ALLOW_BLESSED 0x00000400UL |
30 | #define F_ALLOW_BLESSED 0x00000400UL |
30 | #define F_CONV_BLESSED 0x00000800UL |
31 | #define F_CONV_BLESSED 0x00000800UL |
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32 | #define F_RELAXED 0x00001000UL |
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33 | |
31 | #define F_MAXDEPTH 0xf8000000UL |
34 | #define F_MAXDEPTH 0xf8000000UL |
32 | #define S_MAXDEPTH 27 |
35 | #define S_MAXDEPTH 27 |
33 | #define F_MAXSIZE 0x01f00000UL |
36 | #define F_MAXSIZE 0x01f00000UL |
34 | #define S_MAXSIZE 20 |
37 | #define S_MAXSIZE 20 |
35 | #define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing |
38 | #define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing |
… | |
… | |
56 | # define inline static |
59 | # define inline static |
57 | #endif |
60 | #endif |
58 | |
61 | |
59 | #define expect_false(expr) expect ((expr) != 0, 0) |
62 | #define expect_false(expr) expect ((expr) != 0, 0) |
60 | #define expect_true(expr) expect ((expr) != 0, 1) |
63 | #define expect_true(expr) expect ((expr) != 0, 1) |
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64 | |
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65 | #ifdef USE_ITHREADS |
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66 | # define JSON_SLOW 1 |
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67 | # define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1)) |
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68 | #else |
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69 | # define JSON_SLOW 0 |
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70 | # define JSON_STASH json_stash |
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71 | #endif |
61 | |
72 | |
62 | static HV *json_stash, *json_boolean_stash; // JSON::XS:: |
73 | static HV *json_stash, *json_boolean_stash; // JSON::XS:: |
63 | static SV *json_true, *json_false; |
74 | static SV *json_true, *json_false; |
64 | |
75 | |
65 | typedef struct { |
76 | typedef struct { |
… | |
… | |
306 | encode_ch (enc, '['); encode_nl (enc); |
317 | encode_ch (enc, '['); encode_nl (enc); |
307 | ++enc->indent; |
318 | ++enc->indent; |
308 | |
319 | |
309 | for (i = 0; i <= len; ++i) |
320 | for (i = 0; i <= len; ++i) |
310 | { |
321 | { |
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322 | SV **svp = av_fetch (av, i, 0); |
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323 | |
311 | encode_indent (enc); |
324 | encode_indent (enc); |
312 | encode_sv (enc, *av_fetch (av, i, 0)); |
325 | |
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326 | if (svp) |
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327 | encode_sv (enc, *svp); |
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328 | else |
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329 | encode_str (enc, "null", 4, 0); |
313 | |
330 | |
314 | if (i < len) |
331 | if (i < len) |
315 | encode_comma (enc); |
332 | encode_comma (enc); |
316 | } |
333 | } |
317 | |
334 | |
… | |
… | |
320 | --enc->indent; |
337 | --enc->indent; |
321 | encode_indent (enc); encode_ch (enc, ']'); |
338 | encode_indent (enc); encode_ch (enc, ']'); |
322 | } |
339 | } |
323 | |
340 | |
324 | static void |
341 | static void |
325 | encode_he (enc_t *enc, HE *he) |
342 | encode_hk (enc_t *enc, HE *he) |
326 | { |
343 | { |
327 | encode_ch (enc, '"'); |
344 | encode_ch (enc, '"'); |
328 | |
345 | |
329 | if (HeKLEN (he) == HEf_SVKEY) |
346 | if (HeKLEN (he) == HEf_SVKEY) |
330 | { |
347 | { |
… | |
… | |
343 | encode_ch (enc, '"'); |
360 | encode_ch (enc, '"'); |
344 | |
361 | |
345 | if (enc->json.flags & F_SPACE_BEFORE) encode_space (enc); |
362 | if (enc->json.flags & F_SPACE_BEFORE) encode_space (enc); |
346 | encode_ch (enc, ':'); |
363 | encode_ch (enc, ':'); |
347 | if (enc->json.flags & F_SPACE_AFTER ) encode_space (enc); |
364 | if (enc->json.flags & F_SPACE_AFTER ) encode_space (enc); |
348 | encode_sv (enc, HeVAL (he)); |
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349 | } |
365 | } |
350 | |
366 | |
351 | // compare hash entries, used when all keys are bytestrings |
367 | // compare hash entries, used when all keys are bytestrings |
352 | static int |
368 | static int |
353 | he_cmp_fast (const void *a_, const void *b_) |
369 | he_cmp_fast (const void *a_, const void *b_) |
… | |
… | |
358 | HE *b = *(HE **)b_; |
374 | HE *b = *(HE **)b_; |
359 | |
375 | |
360 | STRLEN la = HeKLEN (a); |
376 | STRLEN la = HeKLEN (a); |
361 | STRLEN lb = HeKLEN (b); |
377 | STRLEN lb = HeKLEN (b); |
362 | |
378 | |
363 | if (!(cmp = memcmp (HeKEY (a), HeKEY (b), la < lb ? la : lb))) |
379 | if (!(cmp = memcmp (HeKEY (b), HeKEY (a), lb < la ? lb : la))) |
364 | cmp = la - lb; |
380 | cmp = lb - la; |
365 | |
381 | |
366 | return cmp; |
382 | return cmp; |
367 | } |
383 | } |
368 | |
384 | |
369 | // compare hash entries, used when some keys are sv's or utf-x |
385 | // compare hash entries, used when some keys are sv's or utf-x |
370 | static int |
386 | static int |
371 | he_cmp_slow (const void *a, const void *b) |
387 | he_cmp_slow (const void *a, const void *b) |
372 | { |
388 | { |
373 | return sv_cmp (HeSVKEY_force (*(HE **)a), HeSVKEY_force (*(HE **)b)); |
389 | return sv_cmp (HeSVKEY_force (*(HE **)b), HeSVKEY_force (*(HE **)a)); |
374 | } |
390 | } |
375 | |
391 | |
376 | static void |
392 | static void |
377 | encode_hv (enc_t *enc, HV *hv) |
393 | encode_hv (enc_t *enc, HV *hv) |
378 | { |
394 | { |
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395 | HE *he; |
379 | int count, i; |
396 | int count; |
380 | |
397 | |
381 | if (enc->indent >= enc->maxdepth) |
398 | if (enc->indent >= enc->maxdepth) |
382 | croak ("data structure too deep (hit recursion limit)"); |
399 | croak ("data structure too deep (hit recursion limit)"); |
383 | |
400 | |
384 | encode_ch (enc, '{'); encode_nl (enc); ++enc->indent; |
401 | encode_ch (enc, '{'); encode_nl (enc); ++enc->indent; |
385 | |
402 | |
386 | if ((count = hv_iterinit (hv))) |
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387 | { |
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388 | // for canonical output we have to sort by keys first |
403 | // for canonical output we have to sort by keys first |
389 | // actually, this is mostly due to the stupid so-called |
404 | // actually, this is mostly due to the stupid so-called |
390 | // security workaround added somewhere in 5.8.x. |
405 | // security workaround added somewhere in 5.8.x. |
391 | // that randomises hash orderings |
406 | // that randomises hash orderings |
392 | if (enc->json.flags & F_CANONICAL) |
407 | if (enc->json.flags & F_CANONICAL) |
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408 | { |
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409 | int count = hv_iterinit (hv); |
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410 | |
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411 | if (SvMAGICAL (hv)) |
393 | { |
412 | { |
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413 | // need to count by iterating. could improve by dynamically building the vector below |
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414 | // but I don't care for the speed of this special case. |
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415 | // note also that we will run into undefined behaviour when the two iterations |
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416 | // do not result in the same count, something I might care for in some later release. |
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417 | |
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418 | count = 0; |
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419 | while (hv_iternext (hv)) |
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420 | ++count; |
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421 | |
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422 | hv_iterinit (hv); |
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423 | } |
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424 | |
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425 | if (count) |
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426 | { |
394 | int fast = 1; |
427 | int i, fast = 1; |
395 | HE *he; |
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396 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
428 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
397 | HE **hes = _alloca (count * sizeof (HE)); |
429 | HE **hes = _alloca (count * sizeof (HE)); |
398 | #else |
430 | #else |
399 | HE *hes [count]; // if your compiler dies here, you need to enable C99 mode |
431 | HE *hes [count]; // if your compiler dies here, you need to enable C99 mode |
400 | #endif |
432 | #endif |
… | |
… | |
427 | |
459 | |
428 | FREETMPS; |
460 | FREETMPS; |
429 | LEAVE; |
461 | LEAVE; |
430 | } |
462 | } |
431 | |
463 | |
432 | for (i = 0; i < count; ++i) |
464 | while (count--) |
433 | { |
465 | { |
434 | encode_indent (enc); |
466 | encode_indent (enc); |
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467 | he = hes [count]; |
435 | encode_he (enc, hes [i]); |
468 | encode_hk (enc, he); |
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469 | encode_sv (enc, expect_false (SvMAGICAL (hv)) ? hv_iterval (hv, he) : HeVAL (he)); |
436 | |
470 | |
437 | if (i < count - 1) |
471 | if (count) |
438 | encode_comma (enc); |
472 | encode_comma (enc); |
439 | } |
473 | } |
440 | |
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441 | encode_nl (enc); |
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442 | } |
474 | } |
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475 | } |
443 | else |
476 | else |
444 | { |
477 | { |
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478 | if (hv_iterinit (hv) || SvMAGICAL (hv)) |
445 | HE *he = hv_iternext (hv); |
479 | if ((he = hv_iternext (hv))) |
446 | |
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447 | for (;;) |
480 | for (;;) |
448 | { |
481 | { |
449 | encode_indent (enc); |
482 | encode_indent (enc); |
450 | encode_he (enc, he); |
483 | encode_hk (enc, he); |
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484 | encode_sv (enc, expect_false (SvMAGICAL (hv)) ? hv_iterval (hv, he) : HeVAL (he)); |
451 | |
485 | |
452 | if (!(he = hv_iternext (hv))) |
486 | if (!(he = hv_iternext (hv))) |
453 | break; |
487 | break; |
454 | |
488 | |
455 | encode_comma (enc); |
489 | encode_comma (enc); |
456 | } |
490 | } |
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491 | } |
457 | |
492 | |
458 | encode_nl (enc); |
493 | encode_nl (enc); |
459 | } |
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460 | } |
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461 | |
494 | |
462 | --enc->indent; encode_indent (enc); encode_ch (enc, '}'); |
495 | --enc->indent; encode_indent (enc); encode_ch (enc, '}'); |
463 | } |
496 | } |
464 | |
497 | |
465 | // encode objects, arrays and special \0=false and \1=true values. |
498 | // encode objects, arrays and special \0=false and \1=true values. |
… | |
… | |
471 | SvGETMAGIC (sv); |
504 | SvGETMAGIC (sv); |
472 | svt = SvTYPE (sv); |
505 | svt = SvTYPE (sv); |
473 | |
506 | |
474 | if (expect_false (SvOBJECT (sv))) |
507 | if (expect_false (SvOBJECT (sv))) |
475 | { |
508 | { |
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509 | HV *stash = !JSON_SLOW || json_boolean_stash |
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510 | ? json_boolean_stash |
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511 | : gv_stashpv ("JSON::XS::Boolean", 1); |
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512 | |
476 | if (SvSTASH (sv) == json_boolean_stash) |
513 | if (SvSTASH (sv) == stash) |
477 | { |
514 | { |
478 | if (SvIV (sv)) |
515 | if (SvIV (sv)) |
479 | encode_str (enc, "true", 4, 0); |
516 | encode_str (enc, "true", 4, 0); |
480 | else |
517 | else |
481 | encode_str (enc, "false", 5, 0); |
518 | encode_str (enc, "false", 5, 0); |
… | |
… | |
489 | } |
526 | } |
490 | #endif |
527 | #endif |
491 | if (enc->json.flags & F_CONV_BLESSED) |
528 | if (enc->json.flags & F_CONV_BLESSED) |
492 | { |
529 | { |
493 | // we re-bless the reference to get overload and other niceties right |
530 | // we re-bless the reference to get overload and other niceties right |
494 | GV *to_json = gv_fetchmethod_autoload (SvSTASH (sv), "TO_JSON", 1); |
531 | GV *to_json = gv_fetchmethod_autoload (SvSTASH (sv), "TO_JSON", 0); |
495 | |
532 | |
496 | if (to_json) |
533 | if (to_json) |
497 | { |
534 | { |
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535 | dSP; |
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536 | |
498 | dSP; ENTER; SAVETMPS; PUSHMARK (SP); |
537 | ENTER; SAVETMPS; PUSHMARK (SP); |
499 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), SvSTASH (sv))); |
538 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), SvSTASH (sv))); |
500 | |
539 | |
501 | // calling with G_SCALAR ensures that we always get a 1 reutrn value |
540 | // calling with G_SCALAR ensures that we always get a 1 return value |
502 | // check anyways. |
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|
503 | PUTBACK; |
541 | PUTBACK; |
504 | assert (1 == call_sv ((SV *)GvCV (to_json), G_SCALAR)); |
542 | call_sv ((SV *)GvCV (to_json), G_SCALAR); |
505 | SPAGAIN; |
543 | SPAGAIN; |
506 | |
544 | |
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|
545 | // catch this surprisingly common error |
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546 | if (SvROK (TOPs) && SvRV (TOPs) == sv) |
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547 | croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv))); |
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548 | |
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549 | sv = POPs; |
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550 | PUTBACK; |
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|
551 | |
507 | encode_sv (enc, POPs); |
552 | encode_sv (enc, sv); |
508 | |
553 | |
509 | FREETMPS; LEAVE; |
554 | FREETMPS; LEAVE; |
510 | } |
555 | } |
511 | else if (enc->json.flags & F_ALLOW_BLESSED) |
556 | else if (enc->json.flags & F_ALLOW_BLESSED) |
512 | encode_str (enc, "null", 4, 0); |
557 | encode_str (enc, "null", 4, 0); |
… | |
… | |
665 | |
710 | |
666 | if (ch > 0x20 |
711 | if (ch > 0x20 |
667 | || (ch != 0x20 && ch != 0x0a && ch != 0x0d && ch != 0x09)) |
712 | || (ch != 0x20 && ch != 0x0a && ch != 0x0d && ch != 0x09)) |
668 | break; |
713 | break; |
669 | |
714 | |
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|
715 | if (ch == '#' && dec->json.flags & F_RELAXED) |
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|
716 | ++dec->cur; |
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|
717 | |
670 | ++dec->cur; |
718 | ++dec->cur; |
671 | } |
719 | } |
672 | } |
720 | } |
673 | |
721 | |
674 | #define ERR(reason) SB dec->err = reason; goto fail; SE |
722 | #define ERR(reason) SB dec->err = reason; goto fail; SE |
… | |
… | |
922 | is_nv = 1; |
970 | is_nv = 1; |
923 | } |
971 | } |
924 | |
972 | |
925 | if (!is_nv) |
973 | if (!is_nv) |
926 | { |
974 | { |
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|
975 | int len = dec->cur - start; |
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|
976 | |
927 | // special case the rather common 1..4-digit-int case, assumes 32 bit ints or so |
977 | // special case the rather common 1..4-digit-int case, assumes 32 bit ints or so |
928 | if (*start == '-') |
978 | if (*start == '-') |
929 | switch (dec->cur - start) |
979 | switch (len) |
930 | { |
980 | { |
931 | case 2: return newSViv (-( start [1] - '0' * 1)); |
981 | case 2: return newSViv (-( start [1] - '0' * 1)); |
932 | case 3: return newSViv (-( start [1] * 10 + start [2] - '0' * 11)); |
982 | case 3: return newSViv (-( start [1] * 10 + start [2] - '0' * 11)); |
933 | case 4: return newSViv (-( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111)); |
983 | case 4: return newSViv (-( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111)); |
934 | case 5: return newSViv (-(start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111)); |
984 | case 5: return newSViv (-(start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111)); |
935 | } |
985 | } |
936 | else |
986 | else |
937 | switch (dec->cur - start) |
987 | switch (len) |
938 | { |
988 | { |
939 | case 1: return newSViv ( start [0] - '0' * 1); |
989 | case 1: return newSViv ( start [0] - '0' * 1); |
940 | case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11); |
990 | case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11); |
941 | case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111); |
991 | case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111); |
942 | case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111); |
992 | case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111); |
943 | } |
993 | } |
944 | |
994 | |
945 | { |
995 | { |
946 | UV uv; |
996 | UV uv; |
947 | int numtype = grok_number (start, dec->cur - start, &uv); |
997 | int numtype = grok_number (start, len, &uv); |
948 | if (numtype & IS_NUMBER_IN_UV) |
998 | if (numtype & IS_NUMBER_IN_UV) |
949 | if (numtype & IS_NUMBER_NEG) |
999 | if (numtype & IS_NUMBER_NEG) |
950 | { |
1000 | { |
951 | if (uv < (UV)IV_MIN) |
1001 | if (uv < (UV)IV_MIN) |
952 | return newSViv (-(IV)uv); |
1002 | return newSViv (-(IV)uv); |
953 | } |
1003 | } |
954 | else |
1004 | else |
955 | return newSVuv (uv); |
1005 | return newSVuv (uv); |
956 | |
|
|
957 | // here would likely be the place for bigint support |
|
|
958 | } |
1006 | } |
959 | } |
|
|
960 | |
1007 | |
961 | // if we ever support bigint or bigfloat, this is the place for bigfloat |
1008 | len -= *start == '-' ? 1 : 0; |
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1009 | |
|
|
1010 | // does not fit into IV or UV, try NV |
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|
1011 | if ((sizeof (NV) == sizeof (double) && DBL_DIG >= len) |
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1012 | #if defined (LDBL_DIG) |
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|
1013 | || (sizeof (NV) == sizeof (long double) && LDBL_DIG >= len) |
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|
1014 | #endif |
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|
1015 | ) |
|
|
1016 | // fits into NV without loss of precision |
|
|
1017 | return newSVnv (Atof (start)); |
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|
1018 | |
|
|
1019 | // everything else fails, convert it to a string |
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|
1020 | return newSVpvn (start, dec->cur - start); |
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|
1021 | } |
|
|
1022 | |
|
|
1023 | // loss of precision here |
962 | return newSVnv (Atof (start)); |
1024 | return newSVnv (Atof (start)); |
963 | |
1025 | |
964 | fail: |
1026 | fail: |
965 | return 0; |
1027 | return 0; |
966 | } |
1028 | } |
… | |
… | |
996 | |
1058 | |
997 | if (*dec->cur != ',') |
1059 | if (*dec->cur != ',') |
998 | ERR (", or ] expected while parsing array"); |
1060 | ERR (", or ] expected while parsing array"); |
999 | |
1061 | |
1000 | ++dec->cur; |
1062 | ++dec->cur; |
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|
1063 | |
|
|
1064 | decode_ws (dec); |
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|
1065 | |
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1066 | if (*dec->cur == ']' && dec->json.flags & F_RELAXED) |
|
|
1067 | { |
|
|
1068 | ++dec->cur; |
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|
1069 | break; |
|
|
1070 | } |
1001 | } |
1071 | } |
1002 | |
1072 | |
1003 | DEC_DEC_DEPTH; |
1073 | DEC_DEC_DEPTH; |
1004 | return newRV_noinc ((SV *)av); |
1074 | return newRV_noinc ((SV *)av); |
1005 | |
1075 | |
… | |
… | |
1021 | if (*dec->cur == '}') |
1091 | if (*dec->cur == '}') |
1022 | ++dec->cur; |
1092 | ++dec->cur; |
1023 | else |
1093 | else |
1024 | for (;;) |
1094 | for (;;) |
1025 | { |
1095 | { |
1026 | decode_ws (dec); EXPECT_CH ('"'); |
1096 | EXPECT_CH ('"'); |
1027 | |
1097 | |
1028 | // heuristic: assume that |
1098 | // heuristic: assume that |
1029 | // a) decode_str + hv_store_ent are abysmally slow. |
1099 | // a) decode_str + hv_store_ent are abysmally slow. |
1030 | // b) most hash keys are short, simple ascii text. |
1100 | // b) most hash keys are short, simple ascii text. |
1031 | // => try to "fast-match" such strings to avoid |
1101 | // => try to "fast-match" such strings to avoid |
… | |
… | |
1045 | if (!key) |
1115 | if (!key) |
1046 | goto fail; |
1116 | goto fail; |
1047 | |
1117 | |
1048 | decode_ws (dec); EXPECT_CH (':'); |
1118 | decode_ws (dec); EXPECT_CH (':'); |
1049 | |
1119 | |
|
|
1120 | decode_ws (dec); |
1050 | value = decode_sv (dec); |
1121 | value = decode_sv (dec); |
1051 | if (!value) |
1122 | if (!value) |
1052 | { |
1123 | { |
1053 | SvREFCNT_dec (key); |
1124 | SvREFCNT_dec (key); |
1054 | goto fail; |
1125 | goto fail; |
… | |
… | |
1066 | int len = p - key; |
1137 | int len = p - key; |
1067 | dec->cur = p + 1; |
1138 | dec->cur = p + 1; |
1068 | |
1139 | |
1069 | decode_ws (dec); EXPECT_CH (':'); |
1140 | decode_ws (dec); EXPECT_CH (':'); |
1070 | |
1141 | |
|
|
1142 | decode_ws (dec); |
1071 | value = decode_sv (dec); |
1143 | value = decode_sv (dec); |
1072 | if (!value) |
1144 | if (!value) |
1073 | goto fail; |
1145 | goto fail; |
1074 | |
1146 | |
1075 | hv_store (hv, key, len, value, 0); |
1147 | hv_store (hv, key, len, value, 0); |
… | |
… | |
1091 | |
1163 | |
1092 | if (*dec->cur != ',') |
1164 | if (*dec->cur != ',') |
1093 | ERR (", or } expected while parsing object/hash"); |
1165 | ERR (", or } expected while parsing object/hash"); |
1094 | |
1166 | |
1095 | ++dec->cur; |
1167 | ++dec->cur; |
|
|
1168 | |
|
|
1169 | decode_ws (dec); |
|
|
1170 | |
|
|
1171 | if (*dec->cur == '}' && dec->json.flags & F_RELAXED) |
|
|
1172 | { |
|
|
1173 | ++dec->cur; |
|
|
1174 | break; |
|
|
1175 | } |
1096 | } |
1176 | } |
1097 | |
1177 | |
1098 | DEC_DEC_DEPTH; |
1178 | DEC_DEC_DEPTH; |
1099 | sv = newRV_noinc ((SV *)hv); |
1179 | sv = newRV_noinc ((SV *)hv); |
1100 | |
1180 | |
… | |
… | |
1113 | // might want to optimise this for common cases. |
1193 | // might want to optimise this for common cases. |
1114 | cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0); |
1194 | cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0); |
1115 | |
1195 | |
1116 | if (cb) |
1196 | if (cb) |
1117 | { |
1197 | { |
|
|
1198 | dSP; |
1118 | int count; |
1199 | int count; |
1119 | ENTER; SAVETMPS; |
|
|
1120 | |
1200 | |
1121 | dSP; PUSHMARK (SP); |
1201 | ENTER; SAVETMPS; PUSHMARK (SP); |
1122 | XPUSHs (HeVAL (he)); |
1202 | XPUSHs (HeVAL (he)); |
1123 | |
1203 | |
1124 | PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN; |
1204 | PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN; |
1125 | |
1205 | |
1126 | if (count == 1) |
1206 | if (count == 1) |
… | |
… | |
1134 | } |
1214 | } |
1135 | } |
1215 | } |
1136 | |
1216 | |
1137 | if (dec->json.cb_object) |
1217 | if (dec->json.cb_object) |
1138 | { |
1218 | { |
|
|
1219 | dSP; |
1139 | int count; |
1220 | int count; |
1140 | ENTER; SAVETMPS; |
|
|
1141 | |
1221 | |
1142 | dSP; ENTER; SAVETMPS; PUSHMARK (SP); |
1222 | ENTER; SAVETMPS; PUSHMARK (SP); |
1143 | XPUSHs (sv_2mortal (sv)); |
1223 | XPUSHs (sv_2mortal (sv)); |
1144 | |
1224 | |
1145 | PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN; |
1225 | PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN; |
1146 | |
1226 | |
1147 | if (count == 1) |
1227 | if (count == 1) |
… | |
… | |
1165 | } |
1245 | } |
1166 | |
1246 | |
1167 | static SV * |
1247 | static SV * |
1168 | decode_sv (dec_t *dec) |
1248 | decode_sv (dec_t *dec) |
1169 | { |
1249 | { |
1170 | decode_ws (dec); |
|
|
1171 | |
|
|
1172 | // the beauty of JSON: you need exactly one character lookahead |
1250 | // the beauty of JSON: you need exactly one character lookahead |
1173 | // to parse anything. |
1251 | // to parse anything. |
1174 | switch (*dec->cur) |
1252 | switch (*dec->cur) |
1175 | { |
1253 | { |
1176 | case '"': ++dec->cur; return decode_str (dec); |
1254 | case '"': ++dec->cur; return decode_str (dec); |
… | |
… | |
1184 | |
1262 | |
1185 | case 't': |
1263 | case 't': |
1186 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4)) |
1264 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4)) |
1187 | { |
1265 | { |
1188 | dec->cur += 4; |
1266 | dec->cur += 4; |
|
|
1267 | #if JSON_SLOW |
|
|
1268 | json_true = get_sv ("JSON::XS::true", 1); SvREADONLY_on (json_true); |
|
|
1269 | #endif |
1189 | return SvREFCNT_inc (json_true); |
1270 | return SvREFCNT_inc (json_true); |
1190 | } |
1271 | } |
1191 | else |
1272 | else |
1192 | ERR ("'true' expected"); |
1273 | ERR ("'true' expected"); |
1193 | |
1274 | |
… | |
… | |
1195 | |
1276 | |
1196 | case 'f': |
1277 | case 'f': |
1197 | if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5)) |
1278 | if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5)) |
1198 | { |
1279 | { |
1199 | dec->cur += 5; |
1280 | dec->cur += 5; |
|
|
1281 | #if JSON_SLOW |
|
|
1282 | json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false); |
|
|
1283 | #endif |
1200 | return SvREFCNT_inc (json_false); |
1284 | return SvREFCNT_inc (json_false); |
1201 | } |
1285 | } |
1202 | else |
1286 | else |
1203 | ERR ("'false' expected"); |
1287 | ERR ("'false' expected"); |
1204 | |
1288 | |
… | |
… | |
1254 | |
1338 | |
1255 | if (dec.json.cb_object || dec.json.cb_sk_object) |
1339 | if (dec.json.cb_object || dec.json.cb_sk_object) |
1256 | dec.json.flags |= F_HOOK; |
1340 | dec.json.flags |= F_HOOK; |
1257 | |
1341 | |
1258 | *dec.end = 0; // this should basically be a nop, too, but make sure it's there |
1342 | *dec.end = 0; // this should basically be a nop, too, but make sure it's there |
|
|
1343 | |
|
|
1344 | decode_ws (&dec); |
1259 | sv = decode_sv (&dec); |
1345 | sv = decode_sv (&dec); |
1260 | |
1346 | |
1261 | if (!(offset_return || !sv)) |
1347 | if (!(offset_return || !sv)) |
1262 | { |
1348 | { |
1263 | // check for trailing garbage |
1349 | // check for trailing garbage |
… | |
… | |
1331 | json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false); |
1417 | json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false); |
1332 | } |
1418 | } |
1333 | |
1419 | |
1334 | PROTOTYPES: DISABLE |
1420 | PROTOTYPES: DISABLE |
1335 | |
1421 | |
|
|
1422 | void CLONE (...) |
|
|
1423 | CODE: |
|
|
1424 | json_stash = 0; |
|
|
1425 | json_boolean_stash = 0; |
|
|
1426 | |
1336 | void new (char *klass) |
1427 | void new (char *klass) |
1337 | PPCODE: |
1428 | PPCODE: |
1338 | { |
1429 | { |
1339 | SV *pv = NEWSV (0, sizeof (JSON)); |
1430 | SV *pv = NEWSV (0, sizeof (JSON)); |
1340 | SvPOK_only (pv); |
1431 | SvPOK_only (pv); |
1341 | Zero (SvPVX (pv), 1, JSON); |
1432 | Zero (SvPVX (pv), 1, JSON); |
1342 | ((JSON *)SvPVX (pv))->flags = F_DEFAULT; |
1433 | ((JSON *)SvPVX (pv))->flags = F_DEFAULT; |
1343 | XPUSHs (sv_2mortal (sv_bless (newRV_noinc (pv), json_stash))); |
1434 | XPUSHs (sv_2mortal (sv_bless (newRV_noinc (pv), JSON_STASH))); |
1344 | } |
1435 | } |
1345 | |
1436 | |
1346 | void ascii (JSON *self, int enable = 1) |
1437 | void ascii (JSON *self, int enable = 1) |
1347 | ALIAS: |
1438 | ALIAS: |
1348 | ascii = F_ASCII |
1439 | ascii = F_ASCII |
… | |
… | |
1355 | pretty = F_PRETTY |
1446 | pretty = F_PRETTY |
1356 | allow_nonref = F_ALLOW_NONREF |
1447 | allow_nonref = F_ALLOW_NONREF |
1357 | shrink = F_SHRINK |
1448 | shrink = F_SHRINK |
1358 | allow_blessed = F_ALLOW_BLESSED |
1449 | allow_blessed = F_ALLOW_BLESSED |
1359 | convert_blessed = F_CONV_BLESSED |
1450 | convert_blessed = F_CONV_BLESSED |
|
|
1451 | relaxed = F_RELAXED |
1360 | PPCODE: |
1452 | PPCODE: |
1361 | { |
1453 | { |
1362 | if (enable) |
1454 | if (enable) |
1363 | self->flags |= ix; |
1455 | self->flags |= ix; |
1364 | else |
1456 | else |