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Comparing JSON-XS/XS.xs (file contents):
Revision 1.82 by root, Wed Mar 26 02:35:45 2008 UTC vs.
Revision 1.91 by root, Mon Sep 22 07:26:26 2008 UTC

31#define F_ALLOW_NONREF 0x00000100UL 31#define F_ALLOW_NONREF 0x00000100UL
32#define F_SHRINK 0x00000200UL 32#define F_SHRINK 0x00000200UL
33#define F_ALLOW_BLESSED 0x00000400UL 33#define F_ALLOW_BLESSED 0x00000400UL
34#define F_CONV_BLESSED 0x00000800UL 34#define F_CONV_BLESSED 0x00000800UL
35#define F_RELAXED 0x00001000UL 35#define F_RELAXED 0x00001000UL
36 36#define F_ALLOW_UNKNOWN 0x00002000UL
37#define F_MAXDEPTH 0xf8000000UL
38#define S_MAXDEPTH 27
39#define F_MAXSIZE 0x01f00000UL
40#define S_MAXSIZE 20
41#define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing 37#define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing
42 38
43#define DEC_DEPTH(flags) (1UL << ((flags & F_MAXDEPTH) >> S_MAXDEPTH))
44#define DEC_SIZE(flags) (1UL << ((flags & F_MAXSIZE ) >> S_MAXSIZE ))
45
46#define F_PRETTY F_INDENT | F_SPACE_BEFORE | F_SPACE_AFTER 39#define F_PRETTY F_INDENT | F_SPACE_BEFORE | F_SPACE_AFTER
47#define F_DEFAULT (9UL << S_MAXDEPTH)
48 40
49#define INIT_SIZE 32 // initial scalar size to be allocated 41#define INIT_SIZE 32 // initial scalar size to be allocated
50#define INDENT_STEP 3 // spaces per indentation level 42#define INDENT_STEP 3 // spaces per indentation level
51 43
52#define SHORT_STRING_LEN 16384 // special-case strings of up to this size 44#define SHORT_STRING_LEN 16384 // special-case strings of up to this size
67 59
68#define IN_RANGE_INC(type,val,beg,end) \ 60#define IN_RANGE_INC(type,val,beg,end) \
69 ((unsigned type)((unsigned type)(val) - (unsigned type)(beg)) \ 61 ((unsigned type)((unsigned type)(val) - (unsigned type)(beg)) \
70 <= (unsigned type)((unsigned type)(end) - (unsigned type)(beg))) 62 <= (unsigned type)((unsigned type)(end) - (unsigned type)(beg)))
71 63
64#define ERR_NESTING_EXCEEDED "json text or perl structure exceeds maximum nesting level (max_depth set too low?)"
65
72#ifdef USE_ITHREADS 66#ifdef USE_ITHREADS
73# define JSON_SLOW 1 67# define JSON_SLOW 1
74# define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1)) 68# define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1))
75#else 69#else
76# define JSON_SLOW 0 70# define JSON_SLOW 0
85 INCR_M_STR, // inside string 79 INCR_M_STR, // inside string
86 INCR_M_BS, // inside backslash 80 INCR_M_BS, // inside backslash
87 INCR_M_JSON // outside anything, count nesting 81 INCR_M_JSON // outside anything, count nesting
88}; 82};
89 83
90#define INCR_DONE(json) (!(json)->incr_nest && (json)->incr_mode == INCR_M_JSON) 84#define INCR_DONE(json) ((json)->incr_nest <= 0 && (json)->incr_mode == INCR_M_JSON)
91 85
92typedef struct { 86typedef struct {
93 U32 flags; 87 U32 flags;
88 U32 max_depth;
89 STRLEN max_size;
90
94 SV *cb_object; 91 SV *cb_object;
95 HV *cb_sk_object; 92 HV *cb_sk_object;
96 93
97 // for the incremental parser 94 // for the incremental parser
98 SV *incr_text; // the source text so far 95 SV *incr_text; // the source text so far
99 STRLEN incr_pos; // the current offset into the text 96 STRLEN incr_pos; // the current offset into the text
100 int incr_nest; // {[]}-nesting level 97 int incr_nest; // {[]}-nesting level
101 int incr_mode; 98 unsigned char incr_mode;
102} JSON; 99} JSON;
100
101INLINE void
102json_init (JSON *json)
103{
104 Zero (json, 1, JSON);
105 json->max_depth = 512;
106}
103 107
104///////////////////////////////////////////////////////////////////////////// 108/////////////////////////////////////////////////////////////////////////////
105// utility functions 109// utility functions
106 110
111INLINE SV *
112get_bool (const char *name)
113{
114 SV *sv = get_sv (name, 1);
115
116 SvREADONLY_on (sv);
117 SvREADONLY_on (SvRV (sv));
118
119 return sv;
120}
121
107INLINE void 122INLINE void
108shrink (SV *sv) 123shrink (SV *sv)
109{ 124{
110 sv_utf8_downgrade (sv, 1); 125 sv_utf8_downgrade (sv, 1);
126
111 if (SvLEN (sv) > SvCUR (sv) + 1) 127 if (SvLEN (sv) > SvCUR (sv) + 1)
112 { 128 {
113#ifdef SvPV_shrink_to_cur 129#ifdef SvPV_shrink_to_cur
114 SvPV_shrink_to_cur (sv); 130 SvPV_shrink_to_cur (sv);
115#elif defined (SvPV_renew) 131#elif defined (SvPV_renew)
170 char *cur; // SvPVX (sv) + current output position 186 char *cur; // SvPVX (sv) + current output position
171 char *end; // SvEND (sv) 187 char *end; // SvEND (sv)
172 SV *sv; // result scalar 188 SV *sv; // result scalar
173 JSON json; 189 JSON json;
174 U32 indent; // indentation level 190 U32 indent; // indentation level
175 U32 maxdepth; // max. indentation/recursion level
176 UV limit; // escape character values >= this value when encoding 191 UV limit; // escape character values >= this value when encoding
177} enc_t; 192} enc_t;
178 193
179INLINE void 194INLINE void
180need (enc_t *enc, STRLEN len) 195need (enc_t *enc, STRLEN len)
265 (int)((uch - 0x10000) % 0x400 + 0xDC00)); 280 (int)((uch - 0x10000) % 0x400 + 0xDC00));
266 enc->cur += 12; 281 enc->cur += 12;
267 } 282 }
268 else 283 else
269 { 284 {
270 static char hexdigit [16] = "0123456789abcdef";
271 need (enc, len += 5); 285 need (enc, len += 5);
272 *enc->cur++ = '\\'; 286 *enc->cur++ = '\\';
273 *enc->cur++ = 'u'; 287 *enc->cur++ = 'u';
274 *enc->cur++ = hexdigit [ uch >> 12 ]; 288 *enc->cur++ = PL_hexdigit [ uch >> 12 ];
275 *enc->cur++ = hexdigit [(uch >> 8) & 15]; 289 *enc->cur++ = PL_hexdigit [(uch >> 8) & 15];
276 *enc->cur++ = hexdigit [(uch >> 4) & 15]; 290 *enc->cur++ = PL_hexdigit [(uch >> 4) & 15];
277 *enc->cur++ = hexdigit [(uch >> 0) & 15]; 291 *enc->cur++ = PL_hexdigit [(uch >> 0) & 15];
278 } 292 }
279 293
280 str += clen; 294 str += clen;
281 } 295 }
282 else if (enc->json.flags & F_LATIN1) 296 else if (enc->json.flags & F_LATIN1)
353static void 367static void
354encode_av (enc_t *enc, AV *av) 368encode_av (enc_t *enc, AV *av)
355{ 369{
356 int i, len = av_len (av); 370 int i, len = av_len (av);
357 371
358 if (enc->indent >= enc->maxdepth) 372 if (enc->indent >= enc->json.max_depth)
359 croak ("data structure too deep (hit recursion limit)"); 373 croak (ERR_NESTING_EXCEEDED);
360 374
361 encode_ch (enc, '['); 375 encode_ch (enc, '[');
362 376
363 if (len >= 0) 377 if (len >= 0)
364 { 378 {
439static void 453static void
440encode_hv (enc_t *enc, HV *hv) 454encode_hv (enc_t *enc, HV *hv)
441{ 455{
442 HE *he; 456 HE *he;
443 457
444 if (enc->indent >= enc->maxdepth) 458 if (enc->indent >= enc->json.max_depth)
445 croak ("data structure too deep (hit recursion limit)"); 459 croak (ERR_NESTING_EXCEEDED);
446 460
447 encode_ch (enc, '{'); 461 encode_ch (enc, '{');
448 462
449 // for canonical output we have to sort by keys first 463 // for canonical output we have to sort by keys first
450 // actually, this is mostly due to the stupid so-called 464 // actually, this is mostly due to the stupid so-called
631 645
632 if (len == 1 && *pv == '1') 646 if (len == 1 && *pv == '1')
633 encode_str (enc, "true", 4, 0); 647 encode_str (enc, "true", 4, 0);
634 else if (len == 1 && *pv == '0') 648 else if (len == 1 && *pv == '0')
635 encode_str (enc, "false", 5, 0); 649 encode_str (enc, "false", 5, 0);
650 else if (enc->json.flags & F_ALLOW_UNKNOWN)
651 encode_str (enc, "null", 4, 0);
636 else 652 else
637 croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1", 653 croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1",
638 SvPV_nolen (sv_2mortal (newRV_inc (sv)))); 654 SvPV_nolen (sv_2mortal (newRV_inc (sv))));
639 } 655 }
656 else if (enc->json.flags & F_ALLOW_UNKNOWN)
657 encode_str (enc, "null", 4, 0);
640 else 658 else
641 croak ("encountered %s, but JSON can only represent references to arrays or hashes", 659 croak ("encountered %s, but JSON can only represent references to arrays or hashes",
642 SvPV_nolen (sv_2mortal (newRV_inc (sv)))); 660 SvPV_nolen (sv_2mortal (newRV_inc (sv))));
643} 661}
644 662
706 : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv)); 724 : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv));
707 } 725 }
708 } 726 }
709 else if (SvROK (sv)) 727 else if (SvROK (sv))
710 encode_rv (enc, SvRV (sv)); 728 encode_rv (enc, SvRV (sv));
711 else if (!SvOK (sv)) 729 else if (!SvOK (sv) || enc->json.flags & F_ALLOW_UNKNOWN)
712 encode_str (enc, "null", 4, 0); 730 encode_str (enc, "null", 4, 0);
713 else 731 else
714 croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this", 732 croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this",
715 SvPV_nolen (sv), SvFLAGS (sv)); 733 SvPV_nolen (sv), SvFLAGS (sv));
716} 734}
726 enc.json = *json; 744 enc.json = *json;
727 enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE)); 745 enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE));
728 enc.cur = SvPVX (enc.sv); 746 enc.cur = SvPVX (enc.sv);
729 enc.end = SvEND (enc.sv); 747 enc.end = SvEND (enc.sv);
730 enc.indent = 0; 748 enc.indent = 0;
731 enc.maxdepth = DEC_DEPTH (enc.json.flags);
732 enc.limit = enc.json.flags & F_ASCII ? 0x000080UL 749 enc.limit = enc.json.flags & F_ASCII ? 0x000080UL
733 : enc.json.flags & F_LATIN1 ? 0x000100UL 750 : enc.json.flags & F_LATIN1 ? 0x000100UL
734 : 0x110000UL; 751 : 0x110000UL;
735 752
736 SvPOK_only (enc.sv); 753 SvPOK_only (enc.sv);
803 if (*dec->cur != ch) \ 820 if (*dec->cur != ch) \
804 ERR (# ch " expected"); \ 821 ERR (# ch " expected"); \
805 ++dec->cur; \ 822 ++dec->cur; \
806 SE 823 SE
807 824
808#define DEC_INC_DEPTH if (++dec->depth > dec->maxdepth) ERR ("json datastructure exceeds maximum nesting level (set a higher max_depth)") 825#define DEC_INC_DEPTH if (++dec->depth > dec->json.max_depth) ERR (ERR_NESTING_EXCEEDED)
809#define DEC_DEC_DEPTH --dec->depth 826#define DEC_DEC_DEPTH --dec->depth
810 827
811static SV *decode_sv (dec_t *dec); 828static SV *decode_sv (dec_t *dec);
812 829
813static signed char decode_hexdigit[256]; 830static signed char decode_hexdigit[256];
1343 case 't': 1360 case 't':
1344 if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4)) 1361 if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4))
1345 { 1362 {
1346 dec->cur += 4; 1363 dec->cur += 4;
1347#if JSON_SLOW 1364#if JSON_SLOW
1348 json_true = get_sv ("JSON::XS::true", 1); SvREADONLY_on (json_true); 1365 json_true = get_bool ("JSON::XS::true");
1349#endif 1366#endif
1350 return SvREFCNT_inc (json_true); 1367 return newSVsv (json_true);
1351 } 1368 }
1352 else 1369 else
1353 ERR ("'true' expected"); 1370 ERR ("'true' expected");
1354 1371
1355 break; 1372 break;
1357 case 'f': 1374 case 'f':
1358 if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5)) 1375 if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5))
1359 { 1376 {
1360 dec->cur += 5; 1377 dec->cur += 5;
1361#if JSON_SLOW 1378#if JSON_SLOW
1362 json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false); 1379 json_false = get_bool ("JSON::XS::false");
1363#endif 1380#endif
1364 return SvREFCNT_inc (json_false); 1381 return newSVsv (json_false);
1365 } 1382 }
1366 else 1383 else
1367 ERR ("'false' expected"); 1384 ERR ("'false' expected");
1368 1385
1369 break; 1386 break;
1396 SV *sv; 1413 SV *sv;
1397 1414
1398 SvGETMAGIC (string); 1415 SvGETMAGIC (string);
1399 SvUPGRADE (string, SVt_PV); 1416 SvUPGRADE (string, SVt_PV);
1400 1417
1401 if (json->flags & F_MAXSIZE && SvCUR (string) > DEC_SIZE (json->flags)) 1418 /* work around a bug in perl 5.10, which causes SvCUR to fail an
1419 * assertion with -DDEBUGGING, although SvCUR is documented to
1420 * return the xpv_cur field which certainly exists after upgrading.
1421 * according to nicholas clark, calling SvPOK fixes this.
1422 * But it doesn't fix it, so try another workaround, call SvPV_nolen
1423 * and hope for the best.
1424 * Damnit, SvPV_nolen still trips over yet another assertion. This
1425 * assertion business is seriously broken, try yet another workaround
1426 * for the broken -DDEBUGGING.
1427 */
1428#ifdef DEBUGGING
1429 offset = SvOK (string) ? sv_len (string) : 0;
1430#else
1431 offset = SvCUR (string);
1432#endif
1433
1434 if (offset > json->max_size && json->max_size)
1402 croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", 1435 croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu",
1403 (unsigned long)SvCUR (string), (unsigned long)DEC_SIZE (json->flags)); 1436 (unsigned long)SvCUR (string), (unsigned long)json->max_size);
1404 1437
1405 if (json->flags & F_UTF8) 1438 if (json->flags & F_UTF8)
1406 sv_utf8_downgrade (string, 0); 1439 sv_utf8_downgrade (string, 0);
1407 else 1440 else
1408 sv_utf8_upgrade (string); 1441 sv_utf8_upgrade (string);
1409 1442
1410 SvGROW (string, SvCUR (string) + 1); // should basically be a NOP 1443 SvGROW (string, SvCUR (string) + 1); // should basically be a NOP
1411 1444
1412 dec.json = *json; 1445 dec.json = *json;
1413 dec.cur = SvPVX (string); 1446 dec.cur = SvPVX (string);
1414 dec.end = SvEND (string); 1447 dec.end = SvEND (string);
1415 dec.err = 0; 1448 dec.err = 0;
1416 dec.depth = 0; 1449 dec.depth = 0;
1417 dec.maxdepth = DEC_DEPTH (dec.json.flags);
1418 1450
1419 if (dec.json.cb_object || dec.json.cb_sk_object) 1451 if (dec.json.cb_object || dec.json.cb_sk_object)
1420 dec.json.flags |= F_HOOK; 1452 dec.json.flags |= F_HOOK;
1421 1453
1422 *dec.end = 0; // this should basically be a nop, too, but make sure it's there 1454 *dec.end = 0; // this should basically be a nop, too, but make sure it's there
1568 self->incr_mode = INCR_M_STR; 1600 self->incr_mode = INCR_M_STR;
1569 goto incr_m_str; 1601 goto incr_m_str;
1570 1602
1571 case '[': 1603 case '[':
1572 case '{': 1604 case '{':
1573 ++self->incr_nest; 1605 if (++self->incr_nest > self->max_depth)
1606 croak (ERR_NESTING_EXCEEDED);
1574 break; 1607 break;
1575 1608
1576 case ']': 1609 case ']':
1577 case '}': 1610 case '}':
1578 if (!--self->incr_nest) 1611 if (--self->incr_nest <= 0)
1579 goto interrupt; 1612 goto interrupt;
1580 } 1613 }
1581 } 1614 }
1582 } 1615 }
1583 1616
1607 : -1; 1640 : -1;
1608 1641
1609 json_stash = gv_stashpv ("JSON::XS" , 1); 1642 json_stash = gv_stashpv ("JSON::XS" , 1);
1610 json_boolean_stash = gv_stashpv ("JSON::XS::Boolean", 1); 1643 json_boolean_stash = gv_stashpv ("JSON::XS::Boolean", 1);
1611 1644
1612 json_true = get_sv ("JSON::XS::true" , 1); SvREADONLY_on (json_true ); 1645 json_true = get_bool ("JSON::XS::true");
1613 json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false); 1646 json_false = get_bool ("JSON::XS::false");
1614} 1647}
1615 1648
1616PROTOTYPES: DISABLE 1649PROTOTYPES: DISABLE
1617 1650
1618void CLONE (...) 1651void CLONE (...)
1623void new (char *klass) 1656void new (char *klass)
1624 PPCODE: 1657 PPCODE:
1625{ 1658{
1626 SV *pv = NEWSV (0, sizeof (JSON)); 1659 SV *pv = NEWSV (0, sizeof (JSON));
1627 SvPOK_only (pv); 1660 SvPOK_only (pv);
1628 Zero (SvPVX (pv), 1, JSON); 1661 json_init ((JSON *)SvPVX (pv));
1629 ((JSON *)SvPVX (pv))->flags = F_DEFAULT;
1630 XPUSHs (sv_2mortal (sv_bless ( 1662 XPUSHs (sv_2mortal (sv_bless (
1631 newRV_noinc (pv), 1663 newRV_noinc (pv),
1632 strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1) 1664 strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1)
1633 ))); 1665 )));
1634} 1666}
1646 allow_nonref = F_ALLOW_NONREF 1678 allow_nonref = F_ALLOW_NONREF
1647 shrink = F_SHRINK 1679 shrink = F_SHRINK
1648 allow_blessed = F_ALLOW_BLESSED 1680 allow_blessed = F_ALLOW_BLESSED
1649 convert_blessed = F_CONV_BLESSED 1681 convert_blessed = F_CONV_BLESSED
1650 relaxed = F_RELAXED 1682 relaxed = F_RELAXED
1683 allow_unknown = F_ALLOW_UNKNOWN
1651 PPCODE: 1684 PPCODE:
1652{ 1685{
1653 if (enable) 1686 if (enable)
1654 self->flags |= ix; 1687 self->flags |= ix;
1655 else 1688 else
1670 get_allow_nonref = F_ALLOW_NONREF 1703 get_allow_nonref = F_ALLOW_NONREF
1671 get_shrink = F_SHRINK 1704 get_shrink = F_SHRINK
1672 get_allow_blessed = F_ALLOW_BLESSED 1705 get_allow_blessed = F_ALLOW_BLESSED
1673 get_convert_blessed = F_CONV_BLESSED 1706 get_convert_blessed = F_CONV_BLESSED
1674 get_relaxed = F_RELAXED 1707 get_relaxed = F_RELAXED
1708 get_allow_unknown = F_ALLOW_UNKNOWN
1675 PPCODE: 1709 PPCODE:
1676 XPUSHs (boolSV (self->flags & ix)); 1710 XPUSHs (boolSV (self->flags & ix));
1677 1711
1678void max_depth (JSON *self, UV max_depth = 0x80000000UL) 1712void max_depth (JSON *self, U32 max_depth = 0x80000000UL)
1679 PPCODE: 1713 PPCODE:
1680{ 1714 self->max_depth = max_depth;
1681 UV log2 = 0;
1682
1683 if (max_depth > 0x80000000UL) max_depth = 0x80000000UL;
1684
1685 while ((1UL << log2) < max_depth)
1686 ++log2;
1687
1688 self->flags = self->flags & ~F_MAXDEPTH | (log2 << S_MAXDEPTH);
1689
1690 XPUSHs (ST (0)); 1715 XPUSHs (ST (0));
1691}
1692 1716
1693U32 get_max_depth (JSON *self) 1717U32 get_max_depth (JSON *self)
1694 CODE: 1718 CODE:
1695 RETVAL = DEC_DEPTH (self->flags); 1719 RETVAL = self->max_depth;
1696 OUTPUT: 1720 OUTPUT:
1697 RETVAL 1721 RETVAL
1698 1722
1699void max_size (JSON *self, UV max_size = 0) 1723void max_size (JSON *self, U32 max_size = 0)
1700 PPCODE: 1724 PPCODE:
1701{ 1725 self->max_size = max_size;
1702 UV log2 = 0;
1703
1704 if (max_size > 0x80000000UL) max_size = 0x80000000UL;
1705 if (max_size == 1) max_size = 2;
1706
1707 while ((1UL << log2) < max_size)
1708 ++log2;
1709
1710 self->flags = self->flags & ~F_MAXSIZE | (log2 << S_MAXSIZE);
1711
1712 XPUSHs (ST (0)); 1726 XPUSHs (ST (0));
1713}
1714 1727
1715int get_max_size (JSON *self) 1728int get_max_size (JSON *self)
1716 CODE: 1729 CODE:
1717 RETVAL = DEC_SIZE (self->flags); 1730 RETVAL = self->max_size;
1718 OUTPUT: 1731 OUTPUT:
1719 RETVAL 1732 RETVAL
1720 1733
1721void filter_json_object (JSON *self, SV *cb = &PL_sv_undef) 1734void filter_json_object (JSON *self, SV *cb = &PL_sv_undef)
1722 PPCODE: 1735 PPCODE:
1801 STRLEN offset; 1814 STRLEN offset;
1802 1815
1803 if (!INCR_DONE (self)) 1816 if (!INCR_DONE (self))
1804 { 1817 {
1805 incr_parse (self); 1818 incr_parse (self);
1819
1820 if (self->incr_pos > self->max_size && self->max_size)
1821 croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu",
1822 (unsigned long)self->incr_pos, (unsigned long)self->max_size);
1823
1806 if (!INCR_DONE (self)) 1824 if (!INCR_DONE (self))
1807 break; 1825 break;
1808 } 1826 }
1809 1827
1810 XPUSHs (decode_json (self->incr_text, self, &offset)); 1828 XPUSHs (decode_json (self->incr_text, self, &offset));
1839 self->incr_nest = 0; 1857 self->incr_nest = 0;
1840 self->incr_mode = 0; 1858 self->incr_mode = 0;
1841 } 1859 }
1842} 1860}
1843 1861
1862void incr_reset (JSON *self)
1863 CODE:
1864{
1865 SvREFCNT_dec (self->incr_text);
1866 self->incr_text = 0;
1867 self->incr_pos = 0;
1868 self->incr_nest = 0;
1869 self->incr_mode = 0;
1870}
1871
1844void DESTROY (JSON *self) 1872void DESTROY (JSON *self)
1845 CODE: 1873 CODE:
1846 SvREFCNT_dec (self->cb_sk_object); 1874 SvREFCNT_dec (self->cb_sk_object);
1847 SvREFCNT_dec (self->cb_object); 1875 SvREFCNT_dec (self->cb_object);
1848 SvREFCNT_dec (self->incr_text); 1876 SvREFCNT_dec (self->incr_text);
1853 ALIAS: 1881 ALIAS:
1854 to_json_ = 0 1882 to_json_ = 0
1855 encode_json = F_UTF8 1883 encode_json = F_UTF8
1856 PPCODE: 1884 PPCODE:
1857{ 1885{
1858 JSON json = { F_DEFAULT | ix }; 1886 JSON json;
1887 json_init (&json);
1888 json.flags |= ix;
1859 XPUSHs (encode_json (scalar, &json)); 1889 XPUSHs (encode_json (scalar, &json));
1860} 1890}
1861 1891
1862void decode_json (SV *jsonstr) 1892void decode_json (SV *jsonstr)
1863 ALIAS: 1893 ALIAS:
1864 from_json_ = 0 1894 from_json_ = 0
1865 decode_json = F_UTF8 1895 decode_json = F_UTF8
1866 PPCODE: 1896 PPCODE:
1867{ 1897{
1868 JSON json = { F_DEFAULT | ix }; 1898 JSON json;
1899 json_init (&json);
1900 json.flags |= ix;
1869 XPUSHs (decode_json (jsonstr, &json, 0)); 1901 XPUSHs (decode_json (jsonstr, &json, 0));
1870} 1902}
1871 1903
1872 1904

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