[ViewVC] Diff of: cvs/JSON-XS/XS.xs

Comparing JSON-XS/XS.xs (file contents):
Revision 1.81 by root, Wed Mar 26 01:40:43 2008 UTC vs.
Revision 1.125 by root, Sun Feb 21 15:37:53 2016 UTC

…		…
12	#if defined(__BORLANDC__) \|\| defined(_MSC_VER)	12	#if defined(__BORLANDC__) \|\| defined(_MSC_VER)
13	# define snprintf _snprintf // C compilers have this in stdio.h	13	# define snprintf _snprintf // C compilers have this in stdio.h
14	#endif	14	#endif
15		15
16	// some old perls do not have this, try to make it work, no	16	// some old perls do not have this, try to make it work, no
17	// guarentees, though. if it breaks, you get to keep the pieces.	17	// guarantees, though. if it breaks, you get to keep the pieces.
18	#ifndef UTF8_MAXBYTES	18	#ifndef UTF8_MAXBYTES
19	# define UTF8_MAXBYTES 13	19	# define UTF8_MAXBYTES 13
20	#endif	20	#endif
21		21
		22	// compatibility with perl <5.18
		23	#ifndef HvNAMELEN_get
		24	# define HvNAMELEN_get(hv) strlen (HvNAME (hv))
		25	#endif
		26	#ifndef HvNAMELEN
		27	# define HvNAMELEN(hv) HvNAMELEN_get (hv)
		28	#endif
		29	#ifndef HvNAMEUTF8
		30	# define HvNAMEUTF8(hv) 0
		31	#endif
		32
		33	// three extra for rounding, sign, and end of string
22	#define IVUV_MAXCHARS (sizeof (UV) * CHAR_BIT * 28 / 93 + 2)	34	#define IVUV_MAXCHARS (sizeof (UV) * CHAR_BIT * 28 / 93 + 3)
23		35
24	#define F_ASCII 0x00000001UL	36	#define F_ASCII 0x00000001UL
25	#define F_LATIN1 0x00000002UL	37	#define F_LATIN1 0x00000002UL
26	#define F_UTF8 0x00000004UL	38	#define F_UTF8 0x00000004UL
27	#define F_INDENT 0x00000008UL	39	#define F_INDENT 0x00000008UL
…		…
31	#define F_ALLOW_NONREF 0x00000100UL	43	#define F_ALLOW_NONREF 0x00000100UL
32	#define F_SHRINK 0x00000200UL	44	#define F_SHRINK 0x00000200UL
33	#define F_ALLOW_BLESSED 0x00000400UL	45	#define F_ALLOW_BLESSED 0x00000400UL
34	#define F_CONV_BLESSED 0x00000800UL	46	#define F_CONV_BLESSED 0x00000800UL
35	#define F_RELAXED 0x00001000UL	47	#define F_RELAXED 0x00001000UL
36		48	#define F_ALLOW_UNKNOWN 0x00002000UL
37	#define F_MAXDEPTH 0xf8000000UL	49	#define F_ALLOW_TAGS 0x00004000UL
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	50	#define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing
42		51
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	52	#define F_PRETTY F_INDENT \| F_SPACE_BEFORE \| F_SPACE_AFTER
47	#define F_DEFAULT (9UL << S_MAXDEPTH)
48		53
49	#define INIT_SIZE 32 // initial scalar size to be allocated	54	#define INIT_SIZE 32 // initial scalar size to be allocated
50	#define INDENT_STEP 3 // spaces per indentation level	55	#define INDENT_STEP 3 // spaces per indentation level
51		56
52	#define SHORT_STRING_LEN 16384 // special-case strings of up to this size	57	#define SHORT_STRING_LEN 16384 // special-case strings of up to this size
		58
		59	#define DECODE_WANTS_OCTETS(json) ((json)->flags & F_UTF8)
53		60
54	#define SB do {	61	#define SB do {
55	#define SE } while (0)	62	#define SE } while (0)
56		63
57	#if __GNUC__ >= 3	64	#if __GNUC__ >= 3
…		…
67		74
68	#define IN_RANGE_INC(type,val,beg,end) \	75	#define IN_RANGE_INC(type,val,beg,end) \
69	((unsigned type)((unsigned type)(val) - (unsigned type)(beg)) \	76	((unsigned type)((unsigned type)(val) - (unsigned type)(beg)) \
70	<= (unsigned type)((unsigned type)(end) - (unsigned type)(beg)))	77	<= (unsigned type)((unsigned type)(end) - (unsigned type)(beg)))
71		78
		79	#define ERR_NESTING_EXCEEDED "json text or perl structure exceeds maximum nesting level (max_depth set too low?)"
		80
72	#ifdef USE_ITHREADS	81	#ifdef USE_ITHREADS
73	# define JSON_SLOW 1	82	# define JSON_SLOW 1
74	# define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1))	83	# define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1))
75	#else	84	#else
76	# define JSON_SLOW 0	85	# define JSON_SLOW 0
77	# define JSON_STASH json_stash	86	# define JSON_STASH json_stash
78	#endif	87	#endif
79		88
		89	// the amount of HEs to allocate on the stack, when sorting keys
		90	#define STACK_HES 64
		91
80	static HV json_stash, json_boolean_stash; // JSON::XS::	92	static HV json_stash, types_boolean_stash; // JSON::XS::
81	static SV json_true, json_false;	93	static SV types_true, types_false, *sv_json;
82		94
83	enum {	95	enum {
84	INCR_M_WS = 0, // initial whitespace skipping, must be 0	96	INCR_M_WS = 0, // initial whitespace skipping, must be 0
85	INCR_M_STR, // inside string	97	INCR_M_STR, // inside string
86	INCR_M_BS, // inside backslash	98	INCR_M_BS, // inside backslash
		99	INCR_M_C0, // inside comment in initial whitespace sequence
		100	INCR_M_C1, // inside comment in other places
87	INCR_M_JSON // outside anything, count nesting	101	INCR_M_JSON // outside anything, count nesting
88	};	102	};
89		103
90	#define INCR_DONE(json) (!(json)->incr_nest && (json)->incr_mode == INCR_M_JSON)	104	#define INCR_DONE(json) ((json)->incr_nest <= 0 && (json)->incr_mode == INCR_M_JSON)
91		105
92	typedef struct {	106	typedef struct {
93	U32 flags;	107	U32 flags;
		108	U32 max_depth;
		109	STRLEN max_size;
		110
94	SV *cb_object;	111	SV *cb_object;
95	HV *cb_sk_object;	112	HV *cb_sk_object;
96		113
97	// for the incremental parser	114	// for the incremental parser
98	SV *incr_text; // the source text so far	115	SV *incr_text; // the source text so far
99	STRLEN incr_pos; // the current offset into the text	116	STRLEN incr_pos; // the current offset into the text
100	int incr_nest; // {[]}-nesting level	117	int incr_nest; // {[]}-nesting level
101	int incr_mode;	118	unsigned char incr_mode;
102	} JSON;	119	} JSON;
		120
		121	INLINE void
		122	json_init (JSON *json)
		123	{
		124	Zero (json, 1, JSON);
		125	json->max_depth = 512;
		126	}
103		127
104	/////////////////////////////////////////////////////////////////////////////	128	/////////////////////////////////////////////////////////////////////////////
105	// utility functions	129	// utility functions
106		130
		131	INLINE SV *
		132	get_bool (const char *name)
		133	{
		134	SV *sv = get_sv (name, 1);
		135
		136	SvREADONLY_on (sv);
		137	SvREADONLY_on (SvRV (sv));
		138
		139	return sv;
		140	}
		141
107	INLINE void	142	INLINE void
108	shrink (SV *sv)	143	shrink (SV *sv)
109	{	144	{
110	sv_utf8_downgrade (sv, 1);	145	sv_utf8_downgrade (sv, 1);
		146
111	if (SvLEN (sv) > SvCUR (sv) + 1)	147	if (SvLEN (sv) > SvCUR (sv) + 1)
112	{	148	{
113	#ifdef SvPV_shrink_to_cur	149	#ifdef SvPV_shrink_to_cur
114	SvPV_shrink_to_cur (sv);	150	SvPV_shrink_to_cur (sv);
115	#elif defined (SvPV_renew)	151	#elif defined (SvPV_renew)
…		…
159	*s++ = 0x80 \| ( ch & 0x3f);	195	*s++ = 0x80 \| ( ch & 0x3f);
160		196
161	return s;	197	return s;
162	}	198	}
163		199
		200	// convert offset pointer to character index, sv must be string
		201	static STRLEN
		202	ptr_to_index (SV sv, char offset)
		203	{
		204	return SvUTF8 (sv)
		205	? utf8_distance (offset, SvPVX (sv))
		206	: offset - SvPVX (sv);
		207	}
		208
		209	/////////////////////////////////////////////////////////////////////////////
		210	// fp hell
		211
		212	// scan a group of digits, and a trailing exponent
		213	static void
		214	json_atof_scan1 (const char s, NV accum, int *expo, int postdp, int maxdepth)
		215	{
		216	UV uaccum = 0;
		217	int eaccum = 0;
		218
		219	// if we recurse too deep, skip all remaining digits
		220	// to avoid a stack overflow attack
		221	if (expect_false (--maxdepth <= 0))
		222	while (((U8)*s - '0') < 10)
		223	++s;
		224
		225	for (;;)
		226	{
		227	U8 dig = (U8)*s - '0';
		228
		229	if (expect_false (dig >= 10))
		230	{
		231	if (dig == (U8)((U8)'.' - (U8)'0'))
		232	{
		233	++s;
		234	json_atof_scan1 (s, accum, expo, 1, maxdepth);
		235	}
		236	else if ((dig \| ' ') == 'e' - '0')
		237	{
		238	int exp2 = 0;
		239	int neg = 0;
		240
		241	++s;
		242
		243	if (*s == '-')
		244	{
		245	++s;
		246	neg = 1;
		247	}
		248	else if (*s == '+')
		249	++s;
		250
		251	while ((dig = (U8)*s - '0') < 10)
		252	exp2 = exp2 * 10 + *s++ - '0';
		253
		254	*expo += neg ? -exp2 : exp2;
		255	}
		256
		257	break;
		258	}
		259
		260	++s;
		261
		262	uaccum = uaccum * 10 + dig;
		263	++eaccum;
		264
		265	// if we have too many digits, then recurse for more
		266	// we actually do this for rather few digits
		267	if (uaccum >= (UV_MAX - 9) / 10)
		268	{
		269	if (postdp) *expo -= eaccum;
		270	json_atof_scan1 (s, accum, expo, postdp, maxdepth);
		271	if (postdp) *expo += eaccum;
		272
		273	break;
		274	}
		275	}
		276
		277	// this relies greatly on the quality of the pow ()
		278	// implementation of the platform, but a good
		279	// implementation is hard to beat.
		280	// (IEEE 754 conformant ones are required to be exact)
		281	if (postdp) *expo -= eaccum;
		282	accum += uaccum Perl_pow (10., *expo);
		283	*expo += eaccum;
		284	}
		285
		286	static NV
		287	json_atof (const char *s)
		288	{
		289	NV accum = 0.;
		290	int expo = 0;
		291	int neg = 0;
		292
		293	if (*s == '-')
		294	{
		295	++s;
		296	neg = 1;
		297	}
		298
		299	// a recursion depth of ten gives us >>500 bits
		300	json_atof_scan1 (s, &accum, &expo, 0, 10);
		301
		302	return neg ? -accum : accum;
		303	}
164	/////////////////////////////////////////////////////////////////////////////	304	/////////////////////////////////////////////////////////////////////////////
165	// encoder	305	// encoder
166		306
167	// structure used for encoding JSON	307	// structure used for encoding JSON
168	typedef struct	308	typedef struct
…		…
170	char *cur; // SvPVX (sv) + current output position	310	char *cur; // SvPVX (sv) + current output position
171	char *end; // SvEND (sv)	311	char *end; // SvEND (sv)
172	SV *sv; // result scalar	312	SV *sv; // result scalar
173	JSON json;	313	JSON json;
174	U32 indent; // indentation level	314	U32 indent; // indentation level
175	U32 maxdepth; // max. indentation/recursion level
176	UV limit; // escape character values >= this value when encoding	315	UV limit; // escape character values >= this value when encoding
177	} enc_t;	316	} enc_t;
178		317
179	INLINE void	318	INLINE void
180	need (enc_t *enc, STRLEN len)	319	need (enc_t *enc, STRLEN len)
181	{	320	{
182	if (expect_false (enc->cur + len >= enc->end))	321	if (expect_false (enc->cur + len >= enc->end))
183	{	322	{
184	STRLEN cur = enc->cur - SvPVX (enc->sv);	323	STRLEN cur = enc->cur - (char *)SvPVX (enc->sv);
185	SvGROW (enc->sv, cur + len + 1);	324	SvGROW (enc->sv, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1);
186	enc->cur = SvPVX (enc->sv) + cur;	325	enc->cur = SvPVX (enc->sv) + cur;
187	enc->end = SvPVX (enc->sv) + SvLEN (enc->sv) - 1;	326	enc->end = SvPVX (enc->sv) + SvLEN (enc->sv) - 1;
188	}	327	}
189	}	328	}
190		329
…		…
265	(int)((uch - 0x10000) % 0x400 + 0xDC00));	404	(int)((uch - 0x10000) % 0x400 + 0xDC00));
266	enc->cur += 12;	405	enc->cur += 12;
267	}	406	}
268	else	407	else
269	{	408	{
270	static char hexdigit [16] = "0123456789abcdef";
271	need (enc, len += 5);	409	need (enc, len += 5);
272	*enc->cur++ = '\\';	410	*enc->cur++ = '\\';
273	*enc->cur++ = 'u';	411	*enc->cur++ = 'u';
274	*enc->cur++ = hexdigit [ uch >> 12 ];	412	*enc->cur++ = PL_hexdigit [ uch >> 12 ];
275	*enc->cur++ = hexdigit [(uch >> 8) & 15];	413	*enc->cur++ = PL_hexdigit [(uch >> 8) & 15];
276	*enc->cur++ = hexdigit [(uch >> 4) & 15];	414	*enc->cur++ = PL_hexdigit [(uch >> 4) & 15];
277	*enc->cur++ = hexdigit [(uch >> 0) & 15];	415	*enc->cur++ = PL_hexdigit [(uch >> 0) & 15];
278	}	416	}
279		417
280	str += clen;	418	str += clen;
281	}	419	}
282	else if (enc->json.flags & F_LATIN1)	420	else if (enc->json.flags & F_LATIN1)
…		…
353	static void	491	static void
354	encode_av (enc_t enc, AV av)	492	encode_av (enc_t enc, AV av)
355	{	493	{
356	int i, len = av_len (av);	494	int i, len = av_len (av);
357		495
358	if (enc->indent >= enc->maxdepth)	496	if (enc->indent >= enc->json.max_depth)
359	croak ("data structure too deep (hit recursion limit)");	497	croak (ERR_NESTING_EXCEEDED);
360		498
361	encode_ch (enc, '[');	499	encode_ch (enc, '[');
362		500
363	if (len >= 0)	501	if (len >= 0)
364	{	502	{
365	encode_nl (enc); ++enc->indent;	503	encode_nl (enc); ++enc->indent;
366		504
367	for (i = 0; i <= len; ++i)	505	for (i = 0; i <= len; ++i)
…		…
379	encode_comma (enc);	517	encode_comma (enc);
380	}	518	}
381		519
382	encode_nl (enc); --enc->indent; encode_indent (enc);	520	encode_nl (enc); --enc->indent; encode_indent (enc);
383	}	521	}
384		522
385	encode_ch (enc, ']');	523	encode_ch (enc, ']');
386	}	524	}
387		525
388	static void	526	static void
389	encode_hk (enc_t enc, HE he)	527	encode_hk (enc_t enc, HE he)
…		…
393	if (HeKLEN (he) == HEf_SVKEY)	531	if (HeKLEN (he) == HEf_SVKEY)
394	{	532	{
395	SV *sv = HeSVKEY (he);	533	SV *sv = HeSVKEY (he);
396	STRLEN len;	534	STRLEN len;
397	char *str;	535	char *str;
398		536
399	SvGETMAGIC (sv);	537	SvGETMAGIC (sv);
400	str = SvPV (sv, len);	538	str = SvPV (sv, len);
401		539
402	encode_str (enc, str, len, SvUTF8 (sv));	540	encode_str (enc, str, len, SvUTF8 (sv));
403	}	541	}
…		…
439	static void	577	static void
440	encode_hv (enc_t enc, HV hv)	578	encode_hv (enc_t enc, HV hv)
441	{	579	{
442	HE *he;	580	HE *he;
443		581
444	if (enc->indent >= enc->maxdepth)	582	if (enc->indent >= enc->json.max_depth)
445	croak ("data structure too deep (hit recursion limit)");	583	croak (ERR_NESTING_EXCEEDED);
446		584
447	encode_ch (enc, '{');	585	encode_ch (enc, '{');
448		586
449	// for canonical output we have to sort by keys first	587	// for canonical output we have to sort by keys first
450	// actually, this is mostly due to the stupid so-called	588	// actually, this is mostly due to the stupid so-called
451	// security workaround added somewhere in 5.8.x.	589	// security workaround added somewhere in 5.8.x
452	// that randomises hash orderings	590	// that randomises hash orderings
453	if (enc->json.flags & F_CANONICAL)	591	if (enc->json.flags & F_CANONICAL && !SvRMAGICAL (hv))
454	{	592	{
455	int count = hv_iterinit (hv);	593	int count = hv_iterinit (hv);
456		594
457	if (SvMAGICAL (hv))	595	if (SvMAGICAL (hv))
458	{	596	{
…		…
469	}	607	}
470		608
471	if (count)	609	if (count)
472	{	610	{
473	int i, fast = 1;	611	int i, fast = 1;
474	#if defined(__BORLANDC__) \|\| defined(_MSC_VER)	612	HE *hes_stack [STACK_HES];
475	HE *hes = _alloca (count sizeof (HE));	613	HE **hes = hes_stack;
476	#else	614
477	HE *hes [count]; // if your compiler dies here, you need to enable C99 mode	615	// allocate larger arrays on the heap
478	#endif	616	if (count > STACK_HES)
		617	{
		618	SV sv = sv_2mortal (NEWSV (0, count sizeof (*hes)));
		619	hes = (HE **)SvPVX (sv);
		620	}
479		621
480	i = 0;	622	i = 0;
481	while ((he = hv_iternext (hv)))	623	while ((he = hv_iternext (hv)))
482	{	624	{
483	hes [i++] = he;	625	hes [i++] = he;
…		…
552	// encode objects, arrays and special \0=false and \1=true values.	694	// encode objects, arrays and special \0=false and \1=true values.
553	static void	695	static void
554	encode_rv (enc_t enc, SV sv)	696	encode_rv (enc_t enc, SV sv)
555	{	697	{
556	svtype svt;	698	svtype svt;
		699	GV *method;
557		700
558	SvGETMAGIC (sv);	701	SvGETMAGIC (sv);
559	svt = SvTYPE (sv);	702	svt = SvTYPE (sv);
560		703
561	if (expect_false (SvOBJECT (sv)))	704	if (expect_false (SvOBJECT (sv)))
562	{	705	{
563	HV *stash = !JSON_SLOW \|\| json_boolean_stash	706	HV *boolean_stash = !JSON_SLOW \|\| types_boolean_stash
564	? json_boolean_stash	707	? types_boolean_stash
565	: gv_stashpv ("JSON::XS::Boolean", 1);	708	: gv_stashpv ("Types::Serialiser::Boolean", 1);
		709	HV *stash = SvSTASH (sv);
566		710
567	if (SvSTASH (sv) == stash)	711	if (stash == boolean_stash)
568	{	712	{
569	if (SvIV (sv))	713	if (SvIV (sv))
570	encode_str (enc, "true", 4, 0);	714	encode_str (enc, "true", 4, 0);
571	else	715	else
572	encode_str (enc, "false", 5, 0);	716	encode_str (enc, "false", 5, 0);
573	}	717	}
		718	else if ((enc->json.flags & F_ALLOW_TAGS) && (method = gv_fetchmethod_autoload (stash, "FREEZE", 0)))
		719	{
		720	int count;
		721	dSP;
		722
		723	ENTER; SAVETMPS;
		724	SAVESTACK_POS ();
		725	PUSHMARK (SP);
		726	EXTEND (SP, 2);
		727	// we re-bless the reference to get overload and other niceties right
		728	PUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash));
		729	PUSHs (sv_json);
		730
		731	PUTBACK;
		732	count = call_sv ((SV *)GvCV (method), G_ARRAY);
		733	SPAGAIN;
		734
		735	// catch this surprisingly common error
		736	if (SvROK (TOPs) && SvRV (TOPs) == sv)
		737	croak ("%s::FREEZE method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv)));
		738
		739	encode_ch (enc, '(');
		740	encode_ch (enc, '"');
		741	encode_str (enc, HvNAME (stash), HvNAMELEN (stash), HvNAMEUTF8 (stash));
		742	encode_ch (enc, '"');
		743	encode_ch (enc, ')');
		744	encode_ch (enc, '[');
		745
		746	while (count)
		747	{
		748	encode_sv (enc, SP[1 - count--]);
		749
		750	if (count)
		751	encode_ch (enc, ',');
		752	}
		753
		754	encode_ch (enc, ']');
		755
		756	FREETMPS; LEAVE;
		757	}
		758	else if ((enc->json.flags & F_CONV_BLESSED) && (method = gv_fetchmethod_autoload (stash, "TO_JSON", 0)))
		759	{
		760	dSP;
		761
		762	ENTER; SAVETMPS;
		763	PUSHMARK (SP);
		764	// we re-bless the reference to get overload and other niceties right
		765	XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash));
		766
		767	// calling with G_SCALAR ensures that we always get a 1 return value
		768	PUTBACK;
		769	call_sv ((SV *)GvCV (method), G_SCALAR);
		770	SPAGAIN;
		771
		772	// catch this surprisingly common error
		773	if (SvROK (TOPs) && SvRV (TOPs) == sv)
		774	croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv)));
		775
		776	sv = POPs;
		777	PUTBACK;
		778
		779	encode_sv (enc, sv);
		780
		781	FREETMPS; LEAVE;
		782	}
		783	else if (enc->json.flags & F_ALLOW_BLESSED)
		784	encode_str (enc, "null", 4, 0);
574	else	785	else
575	{
576	#if 0
577	if (0 && sv_derived_from (rv, "JSON::Literal"))
578	{
579	// not yet
580	}
581	#endif
582	if (enc->json.flags & F_CONV_BLESSED)
583	{
584	// we re-bless the reference to get overload and other niceties right
585	GV *to_json = gv_fetchmethod_autoload (SvSTASH (sv), "TO_JSON", 0);
586
587	if (to_json)
588	{
589	dSP;
590
591	ENTER; SAVETMPS; PUSHMARK (SP);
592	XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), SvSTASH (sv)));
593
594	// calling with G_SCALAR ensures that we always get a 1 return value
595	PUTBACK;
596	call_sv ((SV *)GvCV (to_json), G_SCALAR);
597	SPAGAIN;
598
599	// catch this surprisingly common error
600	if (SvROK (TOPs) && SvRV (TOPs) == sv)
601	croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv)));
602
603	sv = POPs;
604	PUTBACK;
605
606	encode_sv (enc, sv);
607
608	FREETMPS; LEAVE;
609	}
610	else if (enc->json.flags & F_ALLOW_BLESSED)
611	encode_str (enc, "null", 4, 0);
612	else
613	croak ("encountered object '%s', but neither allow_blessed enabled nor TO_JSON method available on it",
614	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
615	}
616	else if (enc->json.flags & F_ALLOW_BLESSED)
617	encode_str (enc, "null", 4, 0);
618	else
619	croak ("encountered object '%s', but neither allow_blessed nor convert_blessed settings are enabled",	786	croak ("encountered object '%s', but neither allow_blessed, convert_blessed nor allow_tags settings are enabled (or TO_JSON/FREEZE method missing)",
620	SvPV_nolen (sv_2mortal (newRV_inc (sv))));	787	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
621	}
622	}	788	}
623	else if (svt == SVt_PVHV)	789	else if (svt == SVt_PVHV)
624	encode_hv (enc, (HV *)sv);	790	encode_hv (enc, (HV *)sv);
625	else if (svt == SVt_PVAV)	791	else if (svt == SVt_PVAV)
626	encode_av (enc, (AV *)sv);	792	encode_av (enc, (AV *)sv);
…		…
631		797
632	if (len == 1 && *pv == '1')	798	if (len == 1 && *pv == '1')
633	encode_str (enc, "true", 4, 0);	799	encode_str (enc, "true", 4, 0);
634	else if (len == 1 && *pv == '0')	800	else if (len == 1 && *pv == '0')
635	encode_str (enc, "false", 5, 0);	801	encode_str (enc, "false", 5, 0);
		802	else if (enc->json.flags & F_ALLOW_UNKNOWN)
		803	encode_str (enc, "null", 4, 0);
636	else	804	else
637	croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1",	805	croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1",
638	SvPV_nolen (sv_2mortal (newRV_inc (sv))));	806	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
639	}	807	}
		808	else if (enc->json.flags & F_ALLOW_UNKNOWN)
		809	encode_str (enc, "null", 4, 0);
640	else	810	else
641	croak ("encountered %s, but JSON can only represent references to arrays or hashes",	811	croak ("encountered %s, but JSON can only represent references to arrays or hashes",
642	SvPV_nolen (sv_2mortal (newRV_inc (sv))));	812	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
643	}	813	}
644		814
…		…
698	}	868	}
699	else	869	else
700	{	870	{
701	// large integer, use the (rather slow) snprintf way.	871	// large integer, use the (rather slow) snprintf way.
702	need (enc, IVUV_MAXCHARS);	872	need (enc, IVUV_MAXCHARS);
703	enc->cur +=	873	enc->cur +=
704	SvIsUV(sv)	874	SvIsUV(sv)
705	? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv))	875	? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv))
706	: snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv));	876	: snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv));
707	}	877	}
708	}	878	}
709	else if (SvROK (sv))	879	else if (SvROK (sv))
710	encode_rv (enc, SvRV (sv));	880	encode_rv (enc, SvRV (sv));
711	else if (!SvOK (sv))	881	else if (!SvOK (sv) \|\| enc->json.flags & F_ALLOW_UNKNOWN)
712	encode_str (enc, "null", 4, 0);	882	encode_str (enc, "null", 4, 0);
713	else	883	else
714	croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this",	884	croak ("encountered perl type (%s,0x%x) that JSON cannot handle, check your input data",
715	SvPV_nolen (sv), SvFLAGS (sv));	885	SvPV_nolen (sv), (unsigned int)SvFLAGS (sv));
		886	}
		887
		888	static int
		889	json_scalar (SV *scalar)
		890	{
		891	return 0;//D
		892	if (!SvROK (scalar))
		893	return 1;
716	}	894	}
717		895
718	static SV *	896	static SV *
719	encode_json (SV scalar, JSON json)	897	encode_json (SV scalar, JSON json)
720	{	898	{
721	enc_t enc;	899	enc_t enc;
722		900
723	if (!(json->flags & F_ALLOW_NONREF) && !SvROK (scalar))	901	if (!(json->flags & F_ALLOW_NONREF) && json_scalar (scalar))
724	croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)");	902	croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)");
725		903
726	enc.json = *json;	904	enc.json = *json;
727	enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE));	905	enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE));
728	enc.cur = SvPVX (enc.sv);	906	enc.cur = SvPVX (enc.sv);
729	enc.end = SvEND (enc.sv);	907	enc.end = SvEND (enc.sv);
730	enc.indent = 0;	908	enc.indent = 0;
731	enc.maxdepth = DEC_DEPTH (enc.json.flags);
732	enc.limit = enc.json.flags & F_ASCII ? 0x000080UL	909	enc.limit = enc.json.flags & F_ASCII ? 0x000080UL
733	: enc.json.flags & F_LATIN1 ? 0x000100UL	910	: enc.json.flags & F_LATIN1 ? 0x000100UL
734	: 0x110000UL;	911	: 0x110000UL;
735		912
736	SvPOK_only (enc.sv);	913	SvPOK_only (enc.sv);
737	encode_sv (&enc, scalar);	914	encode_sv (&enc, scalar);
		915	encode_nl (&enc);
738		916
739	SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv));	917	SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv));
740	*SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings	918	*SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings
741		919
742	if (!(enc.json.flags & (F_ASCII \| F_LATIN1 \| F_UTF8)))	920	if (!(enc.json.flags & (F_ASCII \| F_LATIN1 \| F_UTF8)))
…		…
803	if (*dec->cur != ch) \	981	if (*dec->cur != ch) \
804	ERR (# ch " expected"); \	982	ERR (# ch " expected"); \
805	++dec->cur; \	983	++dec->cur; \
806	SE	984	SE
807		985
808	#define DEC_INC_DEPTH if (++dec->depth > dec->maxdepth) ERR ("json datastructure exceeds maximum nesting level (set a higher max_depth)")	986	#define DEC_INC_DEPTH if (++dec->depth > dec->json.max_depth) ERR (ERR_NESTING_EXCEEDED)
809	#define DEC_DEC_DEPTH --dec->depth	987	#define DEC_DEC_DEPTH --dec->depth
810		988
811	static SV decode_sv (dec_t dec);	989	static SV decode_sv (dec_t dec);
812		990
813	static signed char decode_hexdigit[256];	991	static signed char decode_hexdigit[256];
…		…
922	else if (expect_true (ch >= 0x20 && ch < 0x80))	1100	else if (expect_true (ch >= 0x20 && ch < 0x80))
923	*cur++ = ch;	1101	*cur++ = ch;
924	else if (ch >= 0x80)	1102	else if (ch >= 0x80)
925	{	1103	{
926	STRLEN clen;	1104	STRLEN clen;
927	UV uch;
928		1105
929	--dec_cur;	1106	--dec_cur;
930		1107
931	uch = decode_utf8 (dec_cur, dec->end - dec_cur, &clen);	1108	decode_utf8 (dec_cur, dec->end - dec_cur, &clen);
932	if (clen == (STRLEN)-1)	1109	if (clen == (STRLEN)-1)
933	ERR ("malformed UTF-8 character in JSON string");	1110	ERR ("malformed UTF-8 character in JSON string");
934		1111
935	do	1112	do
936	cur++ = dec_cur++;	1113	cur++ = dec_cur++;
937	while (--clen);	1114	while (--clen);
938		1115
939	utf8 = 1;	1116	utf8 = 1;
940	}	1117	}
		1118	else if (ch == '\t' && dec->json.flags & F_RELAXED)
		1119	*cur++ = ch;
941	else	1120	else
942	{	1121	{
943	--dec_cur;	1122	--dec_cur;
944		1123
945	if (!ch)	1124	if (!ch)
…		…
953	{	1132	{
954	STRLEN len = cur - buf;	1133	STRLEN len = cur - buf;
955		1134
956	if (sv)	1135	if (sv)
957	{	1136	{
958	SvGROW (sv, SvCUR (sv) + len + 1);	1137	STRLEN cur = SvCUR (sv);
		1138
		1139	if (SvLEN (sv) <= cur + len)
		1140	SvGROW (sv, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1);
		1141
959	memcpy (SvPVX (sv) + SvCUR (sv), buf, len);	1142	memcpy (SvPVX (sv) + SvCUR (sv), buf, len);
960	SvCUR_set (sv, SvCUR (sv) + len);	1143	SvCUR_set (sv, SvCUR (sv) + len);
961	}	1144	}
962	else	1145	else
963	sv = newSVpvn (buf, len);	1146	sv = newSVpvn (buf, len);
…		…
1054		1237
1055	// special case the rather common 1..5-digit-int case	1238	// special case the rather common 1..5-digit-int case
1056	if (*start == '-')	1239	if (*start == '-')
1057	switch (len)	1240	switch (len)
1058	{	1241	{
1059	case 2: return newSViv (-( start [1] - '0' * 1));	1242	case 2: return newSViv (-(IV)( start [1] - '0' * 1));
1060	case 3: return newSViv (-( start [1] * 10 + start [2] - '0' * 11));	1243	case 3: return newSViv (-(IV)( start [1] * 10 + start [2] - '0' * 11));
1061	case 4: return newSViv (-( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111));	1244	case 4: return newSViv (-(IV)( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111));
1062	case 5: return newSViv (-( start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111));	1245	case 5: return newSViv (-(IV)( start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111));
1063	case 6: return newSViv (-(start [1] * 10000 + start [2] * 1000 + start [3] * 100 + start [4] * 10 + start [5] - '0' * 11111));	1246	case 6: return newSViv (-(IV)(start [1] * 10000 + start [2] * 1000 + start [3] * 100 + start [4] * 10 + start [5] - '0' * 11111));
1064	}	1247	}
1065	else	1248	else
1066	switch (len)	1249	switch (len)
1067	{	1250	{
1068	case 1: return newSViv ( start [0] - '0' * 1);	1251	case 1: return newSViv ( start [0] - '0' * 1);
1069	case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11);	1252	case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11);
1070	case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111);	1253	case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111);
1071	case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111);	1254	case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111);
1072	case 5: return newSViv ( start [0] * 10000 + start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 11111);	1255	case 5: return newSViv ( start [0] * 10000 + start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 11111);
1073	}	1256	}
1074		1257
1075	{	1258	{
1076	UV uv;	1259	UV uv;
1077	int numtype = grok_number (start, len, &uv);	1260	int numtype = grok_number (start, len, &uv);
…		…
1086	}	1269	}
1087		1270
1088	len -= *start == '-' ? 1 : 0;	1271	len -= *start == '-' ? 1 : 0;
1089		1272
1090	// does not fit into IV or UV, try NV	1273	// does not fit into IV or UV, try NV
1091	if ((sizeof (NV) == sizeof (double) && DBL_DIG >= len)	1274	if (len <= NV_DIG)
1092	#if defined (LDBL_DIG)
1093	\|\| (sizeof (NV) == sizeof (long double) && LDBL_DIG >= len)
1094	#endif
1095	)
1096	// fits into NV without loss of precision	1275	// fits into NV without loss of precision
1097	return newSVnv (Atof (start));	1276	return newSVnv (json_atof (start));
1098		1277
1099	// everything else fails, convert it to a string	1278	// everything else fails, convert it to a string
1100	return newSVpvn (start, dec->cur - start);	1279	return newSVpvn (start, dec->cur - start);
1101	}	1280	}
1102		1281
1103	// loss of precision here	1282	// loss of precision here
1104	return newSVnv (Atof (start));	1283	return newSVnv (json_atof (start));
1105		1284
1106	fail:	1285	fail:
1107	return 0;	1286	return 0;
1108	}	1287	}
1109		1288
…		…
1133	if (*dec->cur == ']')	1312	if (*dec->cur == ']')
1134	{	1313	{
1135	++dec->cur;	1314	++dec->cur;
1136	break;	1315	break;
1137	}	1316	}
1138		1317
1139	if (*dec->cur != ',')	1318	if (*dec->cur != ',')
1140	ERR (", or ] expected while parsing array");	1319	ERR (", or ] expected while parsing array");
1141		1320
1142	++dec->cur;	1321	++dec->cur;
1143		1322
…		…
1267		1446
1268	hv_iterinit (hv);	1447	hv_iterinit (hv);
1269	he = hv_iternext (hv);	1448	he = hv_iternext (hv);
1270	hv_iterinit (hv);	1449	hv_iterinit (hv);
1271		1450
1272	// the next line creates a mortal sv each time its called.	1451	// the next line creates a mortal sv each time it's called.
1273	// might want to optimise this for common cases.	1452	// might want to optimise this for common cases.
1274	cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0);	1453	cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0);
1275		1454
1276	if (cb)	1455	if (cb)
1277	{	1456	{
1278	dSP;	1457	dSP;
1279	int count;	1458	int count;
1280		1459
1281	ENTER; SAVETMPS; PUSHMARK (SP);	1460	ENTER; SAVETMPS;
		1461	SAVESTACK_POS ();
		1462	PUSHMARK (SP);
1282	XPUSHs (HeVAL (he));	1463	XPUSHs (HeVAL (he));
		1464	sv_2mortal (sv);
1283		1465
1284	PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN;	1466	PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN;
1285		1467
1286	if (count == 1)	1468	if (count == 1)
1287	{	1469	{
1288	sv = newSVsv (POPs);	1470	sv = newSVsv (POPs);
1289	FREETMPS; LEAVE;	1471	FREETMPS; LEAVE;
1290	return sv;	1472	return sv;
1291	}	1473	}
1292		1474
		1475	SvREFCNT_inc (sv);
1293	FREETMPS; LEAVE;	1476	FREETMPS; LEAVE;
1294	}	1477	}
1295	}	1478	}
1296		1479
1297	if (dec->json.cb_object)	1480	if (dec->json.cb_object)
1298	{	1481	{
1299	dSP;	1482	dSP;
1300	int count;	1483	int count;
1301		1484
1302	ENTER; SAVETMPS; PUSHMARK (SP);	1485	ENTER; SAVETMPS;
		1486	SAVESTACK_POS ();
		1487	PUSHMARK (SP);
1303	XPUSHs (sv_2mortal (sv));	1488	XPUSHs (sv_2mortal (sv));
1304		1489
1305	PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN;	1490	PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN;
1306		1491
1307	if (count == 1)	1492	if (count == 1)
…		…
1323	DEC_DEC_DEPTH;	1508	DEC_DEC_DEPTH;
1324	return 0;	1509	return 0;
1325	}	1510	}
1326		1511
1327	static SV *	1512	static SV *
		1513	decode_tag (dec_t *dec)
		1514	{
		1515	SV *tag = 0;
		1516	SV *val = 0;
		1517
		1518	if (!(dec->json.flags & F_ALLOW_TAGS))
		1519	ERR ("malformed JSON string, neither array, object, number, string or atom");
		1520
		1521	++dec->cur;
		1522
		1523	decode_ws (dec);
		1524
		1525	tag = decode_sv (dec);
		1526	if (!tag)
		1527	goto fail;
		1528
		1529	if (!SvPOK (tag))
		1530	ERR ("malformed JSON string, (tag) must be a string");
		1531
		1532	decode_ws (dec);
		1533
		1534	if (*dec->cur != ')')
		1535	ERR (") expected after tag");
		1536
		1537	++dec->cur;
		1538
		1539	decode_ws (dec);
		1540
		1541	val = decode_sv (dec);
		1542	if (!val)
		1543	goto fail;
		1544
		1545	if (!SvROK (val) \|\| SvTYPE (SvRV (val)) != SVt_PVAV)
		1546	ERR ("malformed JSON string, tag value must be an array");
		1547
		1548	{
		1549	AV av = (AV )SvRV (val);
		1550	int i, len = av_len (av) + 1;
		1551	HV *stash = gv_stashsv (tag, 0);
		1552	SV *sv;
		1553
		1554	if (!stash)
		1555	ERR ("cannot decode perl-object (package does not exist)");
		1556
		1557	GV *method = gv_fetchmethod_autoload (stash, "THAW", 0);
		1558
		1559	if (!method)
		1560	ERR ("cannot decode perl-object (package does not have a THAW method)");
		1561
		1562	dSP;
		1563
		1564	ENTER; SAVETMPS;
		1565	PUSHMARK (SP);
		1566	EXTEND (SP, len + 2);
		1567	// we re-bless the reference to get overload and other niceties right
		1568	PUSHs (tag);
		1569	PUSHs (sv_json);
		1570
		1571	for (i = 0; i < len; ++i)
		1572	PUSHs (*av_fetch (av, i, 1));
		1573
		1574	PUTBACK;
		1575	call_sv ((SV *)GvCV (method), G_SCALAR);
		1576	SPAGAIN;
		1577
		1578	SvREFCNT_dec (tag);
		1579	SvREFCNT_dec (val);
		1580	sv = SvREFCNT_inc (POPs);
		1581
		1582	PUTBACK;
		1583
		1584	FREETMPS; LEAVE;
		1585
		1586	return sv;
		1587	}
		1588
		1589	fail:
		1590	SvREFCNT_dec (tag);
		1591	SvREFCNT_dec (val);
		1592	return 0;
		1593	}
		1594
		1595	static SV *
1328	decode_sv (dec_t *dec)	1596	decode_sv (dec_t *dec)
1329	{	1597	{
1330	// the beauty of JSON: you need exactly one character lookahead	1598	// the beauty of JSON: you need exactly one character lookahead
1331	// to parse everything.	1599	// to parse everything.
1332	switch (*dec->cur)	1600	switch (*dec->cur)
1333	{	1601	{
1334	case '"': ++dec->cur; return decode_str (dec);	1602	case '"': ++dec->cur; return decode_str (dec);
1335	case '[': ++dec->cur; return decode_av (dec);	1603	case '[': ++dec->cur; return decode_av (dec);
1336	case '{': ++dec->cur; return decode_hv (dec);	1604	case '{': ++dec->cur; return decode_hv (dec);
		1605	case '(': return decode_tag (dec);
1337		1606
1338	case '-':	1607	case '-':
1339	case '0': case '1': case '2': case '3': case '4':	1608	case '0': case '1': case '2': case '3': case '4':
1340	case '5': case '6': case '7': case '8': case '9':	1609	case '5': case '6': case '7': case '8': case '9':
1341	return decode_num (dec);	1610	return decode_num (dec);
…		…
1343	case 't':	1612	case 't':
1344	if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4))	1613	if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4))
1345	{	1614	{
1346	dec->cur += 4;	1615	dec->cur += 4;
1347	#if JSON_SLOW	1616	#if JSON_SLOW
1348	json_true = get_sv ("JSON::XS::true", 1); SvREADONLY_on (json_true);	1617	types_true = get_bool ("Types::Serialiser::true");
1349	#endif	1618	#endif
1350	return SvREFCNT_inc (json_true);	1619	return newSVsv (types_true);
1351	}	1620	}
1352	else	1621	else
1353	ERR ("'true' expected");	1622	ERR ("'true' expected");
1354		1623
1355	break;	1624	break;
…		…
1357	case 'f':	1626	case 'f':
1358	if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5))	1627	if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5))
1359	{	1628	{
1360	dec->cur += 5;	1629	dec->cur += 5;
1361	#if JSON_SLOW	1630	#if JSON_SLOW
1362	json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false);	1631	types_false = get_bool ("Types::Serialiser::false");
1363	#endif	1632	#endif
1364	return SvREFCNT_inc (json_false);	1633	return newSVsv (types_false);
1365	}	1634	}
1366	else	1635	else
1367	ERR ("'false' expected");	1636	ERR ("'false' expected");
1368		1637
1369	break;	1638	break;
…		…
1378	ERR ("'null' expected");	1647	ERR ("'null' expected");
1379		1648
1380	break;	1649	break;
1381		1650
1382	default:	1651	default:
1383	ERR ("malformed JSON string, neither array, object, number, string or atom");	1652	ERR ("malformed JSON string, neither tag, array, object, number, string or atom");
1384	break;	1653	break;
1385	}	1654	}
1386		1655
1387	fail:	1656	fail:
1388	return 0;	1657	return 0;
1389	}	1658	}
1390		1659
1391	static SV *	1660	static SV *
1392	decode_json (SV string, JSON json, STRLEN *offset_return)	1661	decode_json (SV string, JSON json, char **offset_return)
1393	{	1662	{
1394	dec_t dec;	1663	dec_t dec;
1395	STRLEN offset;
1396	SV *sv;	1664	SV *sv;
1397		1665
		1666	/* work around bugs in 5.10 where manipulating magic values
		1667	* makes perl ignore the magic in subsequent accesses.
		1668	* also make a copy of non-PV values, to get them into a clean
		1669	* state (SvPV should do that, but it's buggy, see below).
		1670	*/
1398	SvGETMAGIC (string);	1671	/SvGETMAGIC (string);/
		1672	if (SvMAGICAL (string) \|\| !SvPOK (string))
		1673	string = sv_2mortal (newSVsv (string));
		1674
1399	SvUPGRADE (string, SVt_PV);	1675	SvUPGRADE (string, SVt_PV);
1400		1676
1401	if (json->flags & F_MAXSIZE && SvCUR (string) > DEC_SIZE (json->flags))	1677	/* work around a bug in perl 5.10, which causes SvCUR to fail an
		1678	* assertion with -DDEBUGGING, although SvCUR is documented to
		1679	* return the xpv_cur field which certainly exists after upgrading.
		1680	* according to nicholas clark, calling SvPOK fixes this.
		1681	* But it doesn't fix it, so try another workaround, call SvPV_nolen
		1682	* and hope for the best.
		1683	* Damnit, SvPV_nolen still trips over yet another assertion. This
		1684	* assertion business is seriously broken, try yet another workaround
		1685	* for the broken -DDEBUGGING.
		1686	*/
		1687	{
		1688	#ifdef DEBUGGING
		1689	STRLEN offset = SvOK (string) ? sv_len (string) : 0;
		1690	#else
		1691	STRLEN offset = SvCUR (string);
		1692	#endif
		1693
		1694	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",	1695	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));	1696	(unsigned long)SvCUR (string), (unsigned long)json->max_size);
		1697	}
1404		1698
1405	if (json->flags & F_UTF8)	1699	if (DECODE_WANTS_OCTETS (json))
1406	sv_utf8_downgrade (string, 0);	1700	sv_utf8_downgrade (string, 0);
1407	else	1701	else
1408	sv_utf8_upgrade (string);	1702	sv_utf8_upgrade (string);
1409		1703
1410	SvGROW (string, SvCUR (string) + 1); // should basically be a NOP	1704	SvGROW (string, SvCUR (string) + 1); // should basically be a NOP
1411		1705
1412	dec.json = *json;	1706	dec.json = *json;
1413	dec.cur = SvPVX (string);	1707	dec.cur = SvPVX (string);
1414	dec.end = SvEND (string);	1708	dec.end = SvEND (string);
1415	dec.err = 0;	1709	dec.err = 0;
1416	dec.depth = 0;	1710	dec.depth = 0;
1417	dec.maxdepth = DEC_DEPTH (dec.json.flags);
1418		1711
1419	if (dec.json.cb_object \|\| dec.json.cb_sk_object)	1712	if (dec.json.cb_object \|\| dec.json.cb_sk_object)
1420	dec.json.flags \|= F_HOOK;	1713	dec.json.flags \|= F_HOOK;
1421		1714
1422	*dec.end = 0; // this should basically be a nop, too, but make sure it's there	1715	*dec.end = 0; // this should basically be a nop, too, but make sure it's there
1423		1716
1424	decode_ws (&dec);	1717	decode_ws (&dec);
1425	sv = decode_sv (&dec);	1718	sv = decode_sv (&dec);
		1719
		1720	if (offset_return)
		1721	*offset_return = dec.cur;
1426		1722
1427	if (!(offset_return \|\| !sv))	1723	if (!(offset_return \|\| !sv))
1428	{	1724	{
1429	// check for trailing garbage	1725	// check for trailing garbage
1430	decode_ws (&dec);	1726	decode_ws (&dec);
…		…
1433	{	1729	{
1434	dec.err = "garbage after JSON object";	1730	dec.err = "garbage after JSON object";
1435	SvREFCNT_dec (sv);	1731	SvREFCNT_dec (sv);
1436	sv = 0;	1732	sv = 0;
1437	}	1733	}
1438	}
1439
1440	if (offset_return \|\| !sv)
1441	{
1442	offset = dec.json.flags & F_UTF8
1443	? dec.cur - SvPVX (string)
1444	: utf8_distance (dec.cur, SvPVX (string));
1445
1446	if (offset_return)
1447	*offset_return = offset;
1448	}	1734	}
1449		1735
1450	if (!sv)	1736	if (!sv)
1451	{	1737	{
1452	SV *uni = sv_newmortal ();	1738	SV *uni = sv_newmortal ();
…		…
1458	SAVEVPTR (PL_curcop);	1744	SAVEVPTR (PL_curcop);
1459	PL_curcop = &cop;	1745	PL_curcop = &cop;
1460	pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ);	1746	pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ);
1461	LEAVE;	1747	LEAVE;
1462		1748
1463	croak ("%s, at character offset %d [\"%s\"]",	1749	croak ("%s, at character offset %d (before \"%s\")",
1464	dec.err,	1750	dec.err,
1465	(int)offset,	1751	(int)ptr_to_index (string, dec.cur),
1466	dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)");	1752	dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)");
1467	}	1753	}
1468		1754
1469	sv = sv_2mortal (sv);	1755	sv = sv_2mortal (sv);
1470		1756
…		…
1479		1765
1480	static void	1766	static void
1481	incr_parse (JSON *self)	1767	incr_parse (JSON *self)
1482	{	1768	{
1483	const char *p = SvPVX (self->incr_text) + self->incr_pos;	1769	const char *p = SvPVX (self->incr_text) + self->incr_pos;
		1770
		1771	// the state machine here is a bit convoluted and could be simplified a lot
		1772	// but this would make it slower, so...
1484		1773
1485	for (;;)	1774	for (;;)
1486	{	1775	{
1487	//printf ("loop pod %d p<%c><%s>, mode %d nest %d\n", p - SvPVX (self->incr_text), p, p, self->incr_mode, self->incr_nest);//D	1776	//printf ("loop pod %d p<%c><%s>, mode %d nest %d\n", p - SvPVX (self->incr_text), p, p, self->incr_mode, self->incr_nest);//D
1488	switch (self->incr_mode)	1777	switch (self->incr_mode)
1489	{	1778	{
1490	// only used for intiial whitespace skipping	1779	// only used for initial whitespace skipping
1491	case INCR_M_WS:	1780	case INCR_M_WS:
1492	for (;;)	1781	for (;;)
1493	{	1782	{
1494	if (*p > 0x20)	1783	if (*p > 0x20)
1495	{	1784	{
		1785	if (*p == '#')
		1786	{
		1787	self->incr_mode = INCR_M_C0;
		1788	goto incr_m_c;
		1789	}
		1790	else
		1791	{
1496	self->incr_mode = INCR_M_JSON;	1792	self->incr_mode = INCR_M_JSON;
1497	goto incr_m_json;	1793	goto incr_m_json;
		1794	}
1498	}	1795	}
1499	else if (!*p)	1796	else if (!*p)
1500	goto interrupt;	1797	goto interrupt;
1501		1798
1502	++p;	1799	++p;
…		…
1508	goto interrupt;	1805	goto interrupt;
1509		1806
1510	++p;	1807	++p;
1511	self->incr_mode = INCR_M_STR;	1808	self->incr_mode = INCR_M_STR;
1512	goto incr_m_str;	1809	goto incr_m_str;
		1810
		1811	// inside #-style comments
		1812	case INCR_M_C0:
		1813	case INCR_M_C1:
		1814	incr_m_c:
		1815	for (;;)
		1816	{
		1817	if (*p == '\n')
		1818	{
		1819	self->incr_mode = self->incr_mode == INCR_M_C0 ? INCR_M_WS : INCR_M_JSON;
		1820	break;
		1821	}
		1822	else if (!*p)
		1823	goto interrupt;
		1824
		1825	++p;
		1826	}
		1827
		1828	break;
1513		1829
1514	// inside a string	1830	// inside a string
1515	case INCR_M_STR:	1831	case INCR_M_STR:
1516	incr_m_str:	1832	incr_m_str:
1517	for (;;)	1833	for (;;)
…		…
1568	self->incr_mode = INCR_M_STR;	1884	self->incr_mode = INCR_M_STR;
1569	goto incr_m_str;	1885	goto incr_m_str;
1570		1886
1571	case '[':	1887	case '[':
1572	case '{':	1888	case '{':
		1889	case '(':
1573	++self->incr_nest;	1890	if (++self->incr_nest > self->max_depth)
		1891	croak (ERR_NESTING_EXCEEDED);
1574	break;	1892	break;
1575		1893
1576	case ']':	1894	case ']':
1577	case '}':	1895	case '}':
1578	if (!--self->incr_nest)	1896	if (--self->incr_nest <= 0)
1579	goto interrupt;	1897	goto interrupt;
		1898	break;
		1899
		1900	case ')':
		1901	--self->incr_nest;
		1902	break;
		1903
		1904	case '#':
		1905	self->incr_mode = INCR_M_C1;
		1906	goto incr_m_c;
1580	}	1907	}
1581	}	1908	}
1582	}	1909	}
1583		1910
1584	modechange:	1911	modechange:
1585	;	1912	;
1586	}	1913	}
1587		1914
1588	interrupt:	1915	interrupt:
1589	self->incr_pos = p - SvPVX (self->incr_text);	1916	self->incr_pos = p - SvPVX (self->incr_text);
		1917	//printf ("interrupt<%.*s>\n", self->incr_pos, SvPVX(self->incr_text));//D
1590	//printf ("return pos %d mode %d nest %d\n", self->incr_pos, self->incr_mode, self->incr_nest);//D	1918	//printf ("return pos %d mode %d nest %d\n", self->incr_pos, self->incr_mode, self->incr_nest);//D
1591	}	1919	}
1592		1920
1593	/////////////////////////////////////////////////////////////////////////////	1921	/////////////////////////////////////////////////////////////////////////////
1594	// XS interface functions	1922	// XS interface functions
…		…
1604	i >= '0' && i <= '9' ? i - '0'	1932	i >= '0' && i <= '9' ? i - '0'
1605	: i >= 'a' && i <= 'f' ? i - 'a' + 10	1933	: i >= 'a' && i <= 'f' ? i - 'a' + 10
1606	: i >= 'A' && i <= 'F' ? i - 'A' + 10	1934	: i >= 'A' && i <= 'F' ? i - 'A' + 10
1607	: -1;	1935	: -1;
1608		1936
1609	json_stash = gv_stashpv ("JSON::XS" , 1);	1937	json_stash = gv_stashpv ("JSON::XS" , 1);
1610	json_boolean_stash = gv_stashpv ("JSON::XS::Boolean", 1);	1938	types_boolean_stash = gv_stashpv ("Types::Serialiser::Boolean", 1);
1611		1939
1612	json_true = get_sv ("JSON::XS::true" , 1); SvREADONLY_on (json_true );	1940	types_true = get_bool ("Types::Serialiser::true");
1613	json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false);	1941	types_false = get_bool ("Types::Serialiser::false");
		1942
		1943	sv_json = newSVpv ("JSON", 0);
		1944	SvREADONLY_on (sv_json);
		1945
		1946	CvNODEBUG_on (get_cv ("JSON::XS::incr_text", 0)); /* the debugger completely breaks lvalue subs */
1614	}	1947	}
1615		1948
1616	PROTOTYPES: DISABLE	1949	PROTOTYPES: DISABLE
1617		1950
1618	void CLONE (...)	1951	void CLONE (...)
1619	CODE:	1952	CODE:
1620	json_stash = 0;	1953	json_stash = 0;
1621	json_boolean_stash = 0;	1954	types_boolean_stash = 0;
1622		1955
1623	void new (char *klass)	1956	void new (char *klass)
1624	PPCODE:	1957	PPCODE:
1625	{	1958	{
1626	SV *pv = NEWSV (0, sizeof (JSON));	1959	SV *pv = NEWSV (0, sizeof (JSON));
1627	SvPOK_only (pv);	1960	SvPOK_only (pv);
1628	Zero (SvPVX (pv), 1, JSON);	1961	json_init ((JSON *)SvPVX (pv));
1629	((JSON *)SvPVX (pv))->flags = F_DEFAULT;
1630	XPUSHs (sv_2mortal (sv_bless (	1962	XPUSHs (sv_2mortal (sv_bless (
1631	newRV_noinc (pv),	1963	newRV_noinc (pv),
1632	strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1)	1964	strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1)
1633	)));	1965	)));
1634	}	1966	}
…		…
1646	allow_nonref = F_ALLOW_NONREF	1978	allow_nonref = F_ALLOW_NONREF
1647	shrink = F_SHRINK	1979	shrink = F_SHRINK
1648	allow_blessed = F_ALLOW_BLESSED	1980	allow_blessed = F_ALLOW_BLESSED
1649	convert_blessed = F_CONV_BLESSED	1981	convert_blessed = F_CONV_BLESSED
1650	relaxed = F_RELAXED	1982	relaxed = F_RELAXED
		1983	allow_unknown = F_ALLOW_UNKNOWN
		1984	allow_tags = F_ALLOW_TAGS
1651	PPCODE:	1985	PPCODE:
1652	{	1986	{
1653	if (enable)	1987	if (enable)
1654	self->flags \|= ix;	1988	self->flags \|= ix;
1655	else	1989	else
…		…
1670	get_allow_nonref = F_ALLOW_NONREF	2004	get_allow_nonref = F_ALLOW_NONREF
1671	get_shrink = F_SHRINK	2005	get_shrink = F_SHRINK
1672	get_allow_blessed = F_ALLOW_BLESSED	2006	get_allow_blessed = F_ALLOW_BLESSED
1673	get_convert_blessed = F_CONV_BLESSED	2007	get_convert_blessed = F_CONV_BLESSED
1674	get_relaxed = F_RELAXED	2008	get_relaxed = F_RELAXED
		2009	get_allow_unknown = F_ALLOW_UNKNOWN
		2010	get_allow_tags = F_ALLOW_TAGS
1675	PPCODE:	2011	PPCODE:
1676	XPUSHs (boolSV (self->flags & ix));	2012	XPUSHs (boolSV (self->flags & ix));
1677		2013
1678	void max_depth (JSON *self, UV max_depth = 0x80000000UL)	2014	void max_depth (JSON *self, U32 max_depth = 0x80000000UL)
1679	PPCODE:	2015	PPCODE:
1680	{	2016	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));	2017	XPUSHs (ST (0));
1691	}
1692		2018
1693	U32 get_max_depth (JSON *self)	2019	U32 get_max_depth (JSON *self)
1694	CODE:	2020	CODE:
1695	RETVAL = DEC_DEPTH (self->flags);	2021	RETVAL = self->max_depth;
1696	OUTPUT:	2022	OUTPUT:
1697	RETVAL	2023	RETVAL
1698		2024
1699	void max_size (JSON *self, UV max_size = 0)	2025	void max_size (JSON *self, U32 max_size = 0)
1700	PPCODE:	2026	PPCODE:
1701	{	2027	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));	2028	XPUSHs (ST (0));
1713	}
1714		2029
1715	int get_max_size (JSON *self)	2030	int get_max_size (JSON *self)
1716	CODE:	2031	CODE:
1717	RETVAL = DEC_SIZE (self->flags);	2032	RETVAL = self->max_size;
1718	OUTPUT:	2033	OUTPUT:
1719	RETVAL	2034	RETVAL
1720		2035
1721	void filter_json_object (JSON self, SV cb = &PL_sv_undef)	2036	void filter_json_object (JSON self, SV cb = &PL_sv_undef)
1722	PPCODE:	2037	PPCODE:
…		…
1728	}	2043	}
1729		2044
1730	void filter_json_single_key_object (JSON self, SV key, SV *cb = &PL_sv_undef)	2045	void filter_json_single_key_object (JSON self, SV key, SV *cb = &PL_sv_undef)
1731	PPCODE:	2046	PPCODE:
1732	{	2047	{
1733	if (!self->cb_sk_object)	2048	if (!self->cb_sk_object)
1734	self->cb_sk_object = newHV ();	2049	self->cb_sk_object = newHV ();
1735		2050
1736	if (SvOK (cb))	2051	if (SvOK (cb))
1737	hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0);	2052	hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0);
1738	else	2053	else
…		…
1749	XPUSHs (ST (0));	2064	XPUSHs (ST (0));
1750	}	2065	}
1751		2066
1752	void encode (JSON self, SV scalar)	2067	void encode (JSON self, SV scalar)
1753	PPCODE:	2068	PPCODE:
1754	XPUSHs (encode_json (scalar, self));	2069	PUTBACK; scalar = encode_json (scalar, self); SPAGAIN;
		2070	XPUSHs (scalar);
1755		2071
1756	void decode (JSON self, SV jsonstr)	2072	void decode (JSON self, SV jsonstr)
1757	PPCODE:	2073	PPCODE:
1758	XPUSHs (decode_json (jsonstr, self, 0));	2074	PUTBACK; jsonstr = decode_json (jsonstr, self, 0); SPAGAIN;
		2075	XPUSHs (jsonstr);
1759		2076
1760	void decode_prefix (JSON self, SV jsonstr)	2077	void decode_prefix (JSON self, SV jsonstr)
1761	PPCODE:	2078	PPCODE:
1762	{	2079	{
1763	STRLEN offset;	2080	SV *sv;
		2081	char *offset;
		2082	PUTBACK; sv = decode_json (jsonstr, self, &offset); SPAGAIN;
1764	EXTEND (SP, 2);	2083	EXTEND (SP, 2);
1765	PUSHs (decode_json (jsonstr, self, &offset));	2084	PUSHs (sv);
1766	PUSHs (sv_2mortal (newSVuv (offset)));	2085	PUSHs (sv_2mortal (newSVuv (ptr_to_index (jsonstr, offset))));
1767	}	2086	}
1768		2087
1769	void incr_parse (JSON self, SV jsonstr = 0)	2088	void incr_parse (JSON self, SV jsonstr = 0)
1770	PPCODE:	2089	PPCODE:
1771	{	2090	{
1772	if (!self->incr_text)	2091	if (!self->incr_text)
1773	self->incr_text = newSVpvn ("", 0);	2092	self->incr_text = newSVpvn ("", 0);
		2093
		2094	/* if utf8-ness doesn't match the decoder, need to upgrade/downgrade */
		2095	if (!DECODE_WANTS_OCTETS (self) == !SvUTF8 (self->incr_text))
		2096	if (DECODE_WANTS_OCTETS (self))
		2097	{
		2098	if (self->incr_pos)
		2099	self->incr_pos = utf8_length ((U8 *)SvPVX (self->incr_text),
		2100	(U8 *)SvPVX (self->incr_text) + self->incr_pos);
		2101
		2102	sv_utf8_downgrade (self->incr_text, 0);
		2103	}
		2104	else
		2105	{
		2106	sv_utf8_upgrade (self->incr_text);
		2107
		2108	if (self->incr_pos)
		2109	self->incr_pos = utf8_hop ((U8 *)SvPVX (self->incr_text), self->incr_pos)
		2110	- (U8 *)SvPVX (self->incr_text);
		2111	}
1774		2112
1775	// append data, if any	2113	// append data, if any
1776	if (jsonstr)	2114	if (jsonstr)
1777	{	2115	{
		2116	/* make sure both strings have same encoding */
1778	if (SvUTF8 (jsonstr) && !SvUTF8 (self->incr_text))	2117	if (SvUTF8 (jsonstr) != SvUTF8 (self->incr_text))
		2118	if (SvUTF8 (jsonstr))
		2119	sv_utf8_downgrade (jsonstr, 0);
1779	{	2120	else
1780	/* utf-8-ness differs, need to upgrade */
1781	sv_utf8_upgrade (self->incr_text);	2121	sv_utf8_upgrade (jsonstr);
1782		2122
1783	if (self->incr_pos)	2123	/* and then just blindly append */
1784	self->incr_pos = utf8_hop ((U8 *)SvPVX (self->incr_text), self->incr_pos)
1785	- (U8 *)SvPVX (self->incr_text);
1786	}
1787
1788	{	2124	{
1789	STRLEN len;	2125	STRLEN len;
1790	const char *str = SvPV (jsonstr, len);	2126	const char *str = SvPV (jsonstr, len);
1791	SvGROW (self->incr_text, SvCUR (self->incr_text) + len + 1);	2127	STRLEN cur = SvCUR (self->incr_text);
		2128
		2129	if (SvLEN (self->incr_text) <= cur + len)
		2130	SvGROW (self->incr_text, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1);
		2131
1792	Move (str, SvEND (self->incr_text), len, char);	2132	Move (str, SvEND (self->incr_text), len, char);
1793	SvCUR_set (self->incr_text, SvCUR (self->incr_text) + len);	2133	SvCUR_set (self->incr_text, SvCUR (self->incr_text) + len);
1794	*SvEND (self->incr_text) = 0; // this should basically be a nop, too, but make sure it's there	2134	*SvEND (self->incr_text) = 0; // this should basically be a nop, too, but make sure it's there
1795	}	2135	}
1796	}	2136	}
1797		2137
1798	if (GIMME_V != G_VOID)	2138	if (GIMME_V != G_VOID)
1799	do	2139	do
1800	{	2140	{
		2141	SV *sv;
1801	STRLEN offset;	2142	char *offset;
1802
1803	incr_parse (self);
1804		2143
1805	if (!INCR_DONE (self))	2144	if (!INCR_DONE (self))
		2145	{
		2146	incr_parse (self);
		2147
		2148	if (self->incr_pos > self->max_size && self->max_size)
		2149	croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu",
		2150	(unsigned long)self->incr_pos, (unsigned long)self->max_size);
		2151
		2152	if (!INCR_DONE (self))
		2153	{
		2154	// as an optimisation, do not accumulate white space in the incr buffer
		2155	if (self->incr_mode == INCR_M_WS && self->incr_pos)
		2156	{
		2157	self->incr_pos = 0;
		2158	SvCUR_set (self->incr_text, 0);
		2159	}
		2160
1806	break;	2161	break;
		2162	}
		2163	}
1807		2164
1808	XPUSHs (decode_json (self->incr_text, self, &offset));	2165	PUTBACK; sv = decode_json (self->incr_text, self, &offset); SPAGAIN;
		2166	XPUSHs (sv);
1809		2167
1810	sv_chop (self->incr_text, SvPV_nolen (self->incr_text) + offset);
1811	self->incr_pos -= offset;	2168	self->incr_pos -= offset - SvPVX (self->incr_text);
1812	self->incr_nest = 0;	2169	self->incr_nest = 0;
1813	self->incr_mode = 0;	2170	self->incr_mode = 0;
		2171
		2172	sv_chop (self->incr_text, offset);
1814	}	2173	}
1815	while (GIMME_V == G_ARRAY);	2174	while (GIMME_V == G_ARRAY);
1816	}	2175	}
1817		2176
1818	SV incr_text (JSON self)	2177	SV incr_text (JSON self)
1819	ATTRS: lvalue	2178	ATTRS: lvalue
1820	CODE:	2179	CODE:
1821	{	2180	{
1822	if (self->incr_pos)	2181	if (self->incr_pos)
1823	croak ("incr_text can only be called after a successful incr_parse call in scalar context");	2182	croak ("incr_text can not be called when the incremental parser already started parsing");
1824		2183
1825	RETVAL = self->incr_text ? SvREFCNT_inc (self->incr_text) : &PL_sv_undef;	2184	RETVAL = self->incr_text ? SvREFCNT_inc (self->incr_text) : &PL_sv_undef;
1826	}	2185	}
1827	OUTPUT:	2186	OUTPUT:
1828	RETVAL	2187	RETVAL
…		…
1837	self->incr_nest = 0;	2196	self->incr_nest = 0;
1838	self->incr_mode = 0;	2197	self->incr_mode = 0;
1839	}	2198	}
1840	}	2199	}
1841		2200
		2201	void incr_reset (JSON *self)
		2202	CODE:
		2203	{
		2204	SvREFCNT_dec (self->incr_text);
		2205	self->incr_text = 0;
		2206	self->incr_pos = 0;
		2207	self->incr_nest = 0;
		2208	self->incr_mode = 0;
		2209	}
		2210
1842	void DESTROY (JSON *self)	2211	void DESTROY (JSON *self)
1843	CODE:	2212	CODE:
1844	SvREFCNT_dec (self->cb_sk_object);	2213	SvREFCNT_dec (self->cb_sk_object);
1845	SvREFCNT_dec (self->cb_object);	2214	SvREFCNT_dec (self->cb_object);
1846	SvREFCNT_dec (self->incr_text);	2215	SvREFCNT_dec (self->incr_text);
1847		2216
1848	PROTOTYPES: ENABLE	2217	PROTOTYPES: ENABLE
1849		2218
1850	void encode_json (SV *scalar)	2219	void encode_json (SV *scalar)
1851	ALIAS:
1852	to_json_ = 0
1853	encode_json = F_UTF8
1854	PPCODE:	2220	PPCODE:
1855	{	2221	{
1856	JSON json = { F_DEFAULT \| ix };	2222	JSON json;
1857	XPUSHs (encode_json (scalar, &json));	2223	json_init (&json);
		2224	json.flags \|= F_UTF8;
		2225	PUTBACK; scalar = encode_json (scalar, &json); SPAGAIN;
		2226	XPUSHs (scalar);
1858	}	2227	}
1859		2228
1860	void decode_json (SV *jsonstr)	2229	void decode_json (SV *jsonstr)
1861	ALIAS:
1862	from_json_ = 0
1863	decode_json = F_UTF8
1864	PPCODE:	2230	PPCODE:
1865	{	2231	{
1866	JSON json = { F_DEFAULT \| ix };	2232	JSON json;
1867	XPUSHs (decode_json (jsonstr, &json, 0));	2233	json_init (&json);
		2234	json.flags \|= F_UTF8;
		2235	PUTBACK; jsonstr = decode_json (jsonstr, &json, 0); SPAGAIN;
		2236	XPUSHs (jsonstr);
1868	}	2237	}
1869		2238
1870

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Comparing JSON-XS/XS.xs (file contents): Revision 1.81 by root, Wed Mar 26 01:40:43 2008 UTC vs. Revision 1.125 by root, Sun Feb 21 15:37:53 2016 UTC

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Comparing JSON-XS/XS.xs (file contents):
Revision 1.81 by root, Wed Mar 26 01:40:43 2008 UTC vs.
Revision 1.125 by root, Sun Feb 21 15:37:53 2016 UTC