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

Comparing JSON-XS/XS.xs (file contents):
Revision 1.38 by root, Mon Jun 11 03:18:07 2007 UTC vs.
Revision 1.57 by root, Mon Aug 13 16:05:42 2007 UTC

…		…
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>
		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
		15	// some old perls do not have this, try to make it work, no
		16	// guarentees, though. if it breaks, you get to keep the pieces.
		17	#ifndef UTF8_MAXBYTES
		18	# define UTF8_MAXBYTES 13
		19	#endif
		20
14	#define F_ASCII 0x00000001UL	21	#define F_ASCII 0x00000001UL
15	#define F_LATIN1 0x00000002UL	22	#define F_LATIN1 0x00000002UL
16	#define F_UTF8 0x00000004UL	23	#define F_UTF8 0x00000004UL
17	#define F_INDENT 0x00000008UL	24	#define F_INDENT 0x00000008UL
18	#define F_CANONICAL 0x00000010UL	25	#define F_CANONICAL 0x00000010UL
19	#define F_SPACE_BEFORE 0x00000020UL	26	#define F_SPACE_BEFORE 0x00000020UL
20	#define F_SPACE_AFTER 0x00000040UL	27	#define F_SPACE_AFTER 0x00000040UL
21	#define F_ALLOW_NONREF 0x00000100UL	28	#define F_ALLOW_NONREF 0x00000100UL
22	#define F_SHRINK 0x00000200UL	29	#define F_SHRINK 0x00000200UL
		30	#define F_ALLOW_BLESSED 0x00000400UL
		31	#define F_CONV_BLESSED 0x00000800UL
23	#define F_MAXDEPTH 0xf8000000UL	32	#define F_MAXDEPTH 0xf8000000UL
24	#define S_MAXDEPTH 27	33	#define S_MAXDEPTH 27
		34	#define F_MAXSIZE 0x01f00000UL
		35	#define S_MAXSIZE 20
		36	#define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing
25		37
26	#define DEC_DEPTH(flags) (1UL << ((flags & F_MAXDEPTH) >> S_MAXDEPTH))	38	#define DEC_DEPTH(flags) (1UL << ((flags & F_MAXDEPTH) >> S_MAXDEPTH))
27		39	#define DEC_SIZE(flags) (1UL << ((flags & F_MAXSIZE ) >> S_MAXSIZE ))
28	// F_SELFCONVERT? <=> to_json/toJson
29	// F_BLESSED? <=> { $__class__$ => }
30		40
31	#define F_PRETTY F_INDENT \| F_SPACE_BEFORE \| F_SPACE_AFTER	41	#define F_PRETTY F_INDENT \| F_SPACE_BEFORE \| F_SPACE_AFTER
32	#define F_DEFAULT (9UL << S_MAXDEPTH)	42	#define F_DEFAULT (9UL << S_MAXDEPTH)
33		43
34	#define INIT_SIZE 32 // initial scalar size to be allocated	44	#define INIT_SIZE 32 // initial scalar size to be allocated
48	#endif	58	#endif
49		59
50	#define expect_false(expr) expect ((expr) != 0, 0)	60	#define expect_false(expr) expect ((expr) != 0, 0)
51	#define expect_true(expr) expect ((expr) != 0, 1)	61	#define expect_true(expr) expect ((expr) != 0, 1)
52		62
		63	#ifdef USE_ITHREADS
		64	# define JSON_SLOW 1
		65	#else
		66	# define JSON_SLOW 1
		67	#endif
		68
53	static HV *json_stash; // JSON::XS::	69	static HV json_stash, json_boolean_stash; // JSON::XS::
		70	static SV json_true, json_false;
		71
		72	typedef struct {
		73	U32 flags;
		74	SV *cb_object;
		75	HV *cb_sk_object;
		76	} JSON;
54		77
55	/////////////////////////////////////////////////////////////////////////////	78	/////////////////////////////////////////////////////////////////////////////
56	// utility functions	79	// utility functions
57		80
58	static UV *	81	inline void
59	SvJSON (SV *sv)
60	{
61	if (!(SvROK (sv) && SvOBJECT (SvRV (sv)) && SvSTASH (SvRV (sv)) == json_stash))
62	croak ("object is not of type JSON::XS");
63
64	return &SvUVX (SvRV (sv));
65	}
66
67	static void
68	shrink (SV *sv)	82	shrink (SV *sv)
69	{	83	{
70	sv_utf8_downgrade (sv, 1);	84	sv_utf8_downgrade (sv, 1);
71	if (SvLEN (sv) > SvCUR (sv) + 1)	85	if (SvLEN (sv) > SvCUR (sv) + 1)
72	{	86	{
…		…
107	typedef struct	121	typedef struct
108	{	122	{
109	char *cur; // SvPVX (sv) + current output position	123	char *cur; // SvPVX (sv) + current output position
110	char *end; // SvEND (sv)	124	char *end; // SvEND (sv)
111	SV *sv; // result scalar	125	SV *sv; // result scalar
112	U32 flags; // F_*	126	JSON json;
113	U32 indent; // indentation level	127	U32 indent; // indentation level
114	U32 maxdepth; // max. indentation/recursion level	128	U32 maxdepth; // max. indentation/recursion level
115	} enc_t;	129	} enc_t;
116		130
117	inline void	131	inline void
…		…
178	STRLEN clen;	192	STRLEN clen;
179	UV uch;	193	UV uch;
180		194
181	if (is_utf8)	195	if (is_utf8)
182	{	196	{
183	//uch = utf8n_to_uvuni (str, end - str, &clen, UTF8_CHECK_ONLY);
184	uch = decode_utf8 (str, end - str, &clen);	197	uch = decode_utf8 (str, end - str, &clen);
185	if (clen == (STRLEN)-1)	198	if (clen == (STRLEN)-1)
186	croak ("malformed or illegal unicode character in string [%.11s], cannot convert to JSON", str);	199	croak ("malformed or illegal unicode character in string [%.11s], cannot convert to JSON", str);
187	}	200	}
188	else	201	else
…		…
192	}	205	}
193		206
194	if (uch > 0x10FFFFUL)	207	if (uch > 0x10FFFFUL)
195	croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch);	208	croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch);
196		209
197	if (uch < 0x80 \|\| enc->flags & F_ASCII \|\| (enc->flags & F_LATIN1 && uch > 0xFF))	210	if (uch < 0x80 \|\| enc->json.flags & F_ASCII \|\| (enc->json.flags & F_LATIN1 && uch > 0xFF))
198	{	211	{
199	if (uch > 0xFFFFUL)	212	if (uch > 0xFFFFUL)
200	{	213	{
201	need (enc, len += 11);	214	need (enc, len += 11);
202	sprintf (enc->cur, "\\u%04x\\u%04x",	215	sprintf (enc->cur, "\\u%04x\\u%04x",
…		…
216	*enc->cur++ = hexdigit [(uch >> 0) & 15];	229	*enc->cur++ = hexdigit [(uch >> 0) & 15];
217	}	230	}
218		231
219	str += clen;	232	str += clen;
220	}	233	}
221	else if (enc->flags & F_LATIN1)	234	else if (enc->json.flags & F_LATIN1)
222	{	235	{
223	*enc->cur++ = uch;	236	*enc->cur++ = uch;
224	str += clen;	237	str += clen;
225	}	238	}
226	else if (is_utf8)	239	else if (is_utf8)
…		…
247	}	260	}
248		261
249	inline void	262	inline void
250	encode_indent (enc_t *enc)	263	encode_indent (enc_t *enc)
251	{	264	{
252	if (enc->flags & F_INDENT)	265	if (enc->json.flags & F_INDENT)
253	{	266	{
254	int spaces = enc->indent * INDENT_STEP;	267	int spaces = enc->indent * INDENT_STEP;
255		268
256	need (enc, spaces);	269	need (enc, spaces);
257	memset (enc->cur, ' ', spaces);	270	memset (enc->cur, ' ', spaces);
…		…
267	}	280	}
268		281
269	inline void	282	inline void
270	encode_nl (enc_t *enc)	283	encode_nl (enc_t *enc)
271	{	284	{
272	if (enc->flags & F_INDENT)	285	if (enc->json.flags & F_INDENT)
273	{	286	{
274	need (enc, 1);	287	need (enc, 1);
275	encode_ch (enc, '\n');	288	encode_ch (enc, '\n');
276	}	289	}
277	}	290	}
…		…
279	inline void	292	inline void
280	encode_comma (enc_t *enc)	293	encode_comma (enc_t *enc)
281	{	294	{
282	encode_ch (enc, ',');	295	encode_ch (enc, ',');
283		296
284	if (enc->flags & F_INDENT)	297	if (enc->json.flags & F_INDENT)
285	encode_nl (enc);	298	encode_nl (enc);
286	else if (enc->flags & F_SPACE_AFTER)	299	else if (enc->json.flags & F_SPACE_AFTER)
287	encode_space (enc);	300	encode_space (enc);
288	}	301	}
289		302
290	static void encode_sv (enc_t enc, SV sv);	303	static void encode_sv (enc_t enc, SV sv);
291		304
…		…
300	encode_ch (enc, '['); encode_nl (enc);	313	encode_ch (enc, '['); encode_nl (enc);
301	++enc->indent;	314	++enc->indent;
302		315
303	for (i = 0; i <= len; ++i)	316	for (i = 0; i <= len; ++i)
304	{	317	{
		318	SV **svp = av_fetch (av, i, 0);
		319
305	encode_indent (enc);	320	encode_indent (enc);
306	encode_sv (enc, *av_fetch (av, i, 0));	321
		322	if (svp)
		323	encode_sv (enc, *svp);
		324	else
		325	encode_str (enc, "null", 4, 0);
307		326
308	if (i < len)	327	if (i < len)
309	encode_comma (enc);	328	encode_comma (enc);
310	}	329	}
311		330
…		…
334	else	353	else
335	encode_str (enc, HeKEY (he), HeKLEN (he), HeKUTF8 (he));	354	encode_str (enc, HeKEY (he), HeKLEN (he), HeKUTF8 (he));
336		355
337	encode_ch (enc, '"');	356	encode_ch (enc, '"');
338		357
339	if (enc->flags & F_SPACE_BEFORE) encode_space (enc);	358	if (enc->json.flags & F_SPACE_BEFORE) encode_space (enc);
340	encode_ch (enc, ':');	359	encode_ch (enc, ':');
341	if (enc->flags & F_SPACE_AFTER ) encode_space (enc);	360	if (enc->json.flags & F_SPACE_AFTER ) encode_space (enc);
342	encode_sv (enc, HeVAL (he));	361	encode_sv (enc, HeVAL (he));
343	}	362	}
344		363
345	// compare hash entries, used when all keys are bytestrings	364	// compare hash entries, used when all keys are bytestrings
346	static int	365	static int
…		…
381	{	400	{
382	// for canonical output we have to sort by keys first	401	// for canonical output we have to sort by keys first
383	// actually, this is mostly due to the stupid so-called	402	// actually, this is mostly due to the stupid so-called
384	// security workaround added somewhere in 5.8.x.	403	// security workaround added somewhere in 5.8.x.
385	// that randomises hash orderings	404	// that randomises hash orderings
386	if (enc->flags & F_CANONICAL)	405	if (enc->json.flags & F_CANONICAL)
387	{	406	{
388	int fast = 1;	407	int fast = 1;
389	HE *he;	408	HE *he;
390	#if defined(__BORLANDC__) \|\| defined(_MSC_VER)	409	#if defined(__BORLANDC__) \|\| defined(_MSC_VER)
391	HE *hes = _alloca (count sizeof (HE));	410	HE *hes = _alloca (count sizeof (HE));
…		…
463	svtype svt;	482	svtype svt;
464		483
465	SvGETMAGIC (sv);	484	SvGETMAGIC (sv);
466	svt = SvTYPE (sv);	485	svt = SvTYPE (sv);
467		486
		487	if (expect_false (SvOBJECT (sv)))
		488	{
		489	HV *stash = !JSON_SLOW \|\| json_boolean_stash
		490	? json_boolean_stash
		491	: gv_stashpv ("JSON::XS::Boolean", 1);
		492
		493	if (SvSTASH (sv) == stash)
		494	{
		495	if (SvIV (sv))
		496	encode_str (enc, "true", 4, 0);
		497	else
		498	encode_str (enc, "false", 5, 0);
		499	}
		500	else
		501	{
		502	#if 0
		503	if (0 && sv_derived_from (rv, "JSON::Literal"))
		504	{
		505	// not yet
		506	}
		507	#endif
		508	if (enc->json.flags & F_CONV_BLESSED)
		509	{
		510	// we re-bless the reference to get overload and other niceties right
		511	GV *to_json = gv_fetchmethod_autoload (SvSTASH (sv), "TO_JSON", 0);
		512
		513	if (to_json)
		514	{
		515	int count;
		516	dSP;
		517
		518	ENTER; SAVETMPS; PUSHMARK (SP);
		519	XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), SvSTASH (sv)));
		520
		521	// calling with G_SCALAR ensures that we always get a 1 return value
		522	PUTBACK;
		523	call_sv ((SV *)GvCV (to_json), G_SCALAR);
		524	SPAGAIN;
		525
		526	// catch this surprisingly common error
		527	if (SvROK (TOPs) && SvRV (TOPs) == sv)
		528	croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv)));
		529
		530	sv = POPs;
		531	PUTBACK;
		532
		533	encode_sv (enc, sv);
		534
		535	FREETMPS; LEAVE;
		536	}
		537	else if (enc->json.flags & F_ALLOW_BLESSED)
		538	encode_str (enc, "null", 4, 0);
		539	else
		540	croak ("encountered object '%s', but neither allow_blessed enabled nor TO_JSON method available on it",
		541	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
		542	}
		543	else if (enc->json.flags & F_ALLOW_BLESSED)
		544	encode_str (enc, "null", 4, 0);
		545	else
		546	croak ("encountered object '%s', but neither allow_blessed nor convert_blessed settings are enabled",
		547	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
		548	}
		549	}
468	if (svt == SVt_PVHV)	550	else if (svt == SVt_PVHV)
469	encode_hv (enc, (HV *)sv);	551	encode_hv (enc, (HV *)sv);
470	else if (svt == SVt_PVAV)	552	else if (svt == SVt_PVAV)
471	encode_av (enc, (AV *)sv);	553	encode_av (enc, (AV *)sv);
472	else if (svt < SVt_PVAV)	554	else if (svt < SVt_PVAV)
473	{	555	{
474	if (SvNIOK (sv) && SvIV (sv) == 0)	556	STRLEN len = 0;
		557	char *pv = svt ? SvPV (sv, len) : 0;
		558
		559	if (len == 1 && *pv == '1')
		560	encode_str (enc, "true", 4, 0);
		561	else if (len == 1 && *pv == '0')
475	encode_str (enc, "false", 5, 0);	562	encode_str (enc, "false", 5, 0);
476	else if (SvNIOK (sv) && SvIV (sv) == 1)
477	encode_str (enc, "true", 4, 0);
478	else	563	else
479	croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1",	564	croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1",
480	SvPV_nolen (sv_2mortal (newRV_inc (sv))));	565	SvPV_nolen (sv_2mortal (newRV_inc (sv))));
481	}	566	}
482	else	567	else
…		…
497	encode_str (enc, str, len, SvUTF8 (sv));	582	encode_str (enc, str, len, SvUTF8 (sv));
498	encode_ch (enc, '"');	583	encode_ch (enc, '"');
499	}	584	}
500	else if (SvNOKp (sv))	585	else if (SvNOKp (sv))
501	{	586	{
		587	// trust that perl will do the right thing w.r.t. JSON syntax.
502	need (enc, NV_DIG + 32);	588	need (enc, NV_DIG + 32);
503	Gconvert (SvNVX (sv), NV_DIG, 0, enc->cur);	589	Gconvert (SvNVX (sv), NV_DIG, 0, enc->cur);
504	enc->cur += strlen (enc->cur);	590	enc->cur += strlen (enc->cur);
505	}	591	}
506	else if (SvIOKp (sv))	592	else if (SvIOKp (sv))
507	{	593	{
508	// we assume we can always read an IV as a UV	594	// we assume we can always read an IV as a UV
509	if (SvUV (sv) & ~(UV)0x7fff)	595	if (SvUV (sv) & ~(UV)0x7fff)
510	{	596	{
		597	// large integer, use the (rather slow) snprintf way.
511	need (enc, sizeof (UV) * 3);	598	need (enc, sizeof (UV) * 3);
512	enc->cur +=	599	enc->cur +=
513	SvIsUV(sv)	600	SvIsUV(sv)
514	? snprintf (enc->cur, sizeof (UV) * 3, "%"UVuf, (UV)SvUVX (sv))	601	? snprintf (enc->cur, sizeof (UV) * 3, "%"UVuf, (UV)SvUVX (sv))
515	: snprintf (enc->cur, sizeof (UV) * 3, "%"IVdf, (IV)SvIVX (sv));	602	: snprintf (enc->cur, sizeof (UV) * 3, "%"IVdf, (IV)SvIVX (sv));
…		…
518	{	605	{
519	// optimise the "small number case"	606	// optimise the "small number case"
520	// code will likely be branchless and use only a single multiplication	607	// code will likely be branchless and use only a single multiplication
521	I32 i = SvIV (sv);	608	I32 i = SvIV (sv);
522	U32 u;	609	U32 u;
		610	char digit, nz = 0;
523		611
524	need (enc, 6);	612	need (enc, 6);
525		613
526	*enc->cur = '-'; enc->cur += i < 0 ? 1 : 0;	614	*enc->cur = '-'; enc->cur += i < 0 ? 1 : 0;
527	u = i < 0 ? -i : i;	615	u = i < 0 ? -i : i;
528		616
529	// convert to 4.28 fixed-point representation	617	// convert to 4.28 fixed-point representation
530	u = u * ((0xfffffff + 10000) / 10000); // 10**5, 5 fractional digits	618	u = u * ((0xfffffff + 10000) / 10000); // 10**5, 5 fractional digits
531		619
532	char digit, nz = 0;	620	// now output digit by digit, each time masking out the integer part
533		621	// and multiplying by 5 while moving the decimal point one to the right,
		622	// resulting in a net multiplication by 10.
		623	// we always write the digit to memory but conditionally increment
		624	// the pointer, to ease the usage of conditional move instructions.
534	digit = u >> 28; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0xfffffff) 5;	625	digit = u >> 28; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0xfffffff) 5;
535	digit = u >> 27; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x7ffffff) 5;	626	digit = u >> 27; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x7ffffff) 5;
536	digit = u >> 26; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x3ffffff) 5;	627	digit = u >> 26; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x3ffffff) 5;
537	digit = u >> 25; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x1ffffff) 5;	628	digit = u >> 25; enc->cur = digit + '0'; enc->cur += (nz = nz \|\| digit); u = (u & 0x1ffffff) 5;
538	digit = u >> 24; *enc->cur = digit + '0'; enc->cur += 1;	629	digit = u >> 24; *enc->cur = digit + '0'; enc->cur += 1; // correctly generate '0'
539	}	630	}
540	}	631	}
541	else if (SvROK (sv))	632	else if (SvROK (sv))
542	encode_rv (enc, SvRV (sv));	633	encode_rv (enc, SvRV (sv));
543	else if (!SvOK (sv))	634	else if (!SvOK (sv))
…		…
546	croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this",	637	croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this",
547	SvPV_nolen (sv), SvFLAGS (sv));	638	SvPV_nolen (sv), SvFLAGS (sv));
548	}	639	}
549		640
550	static SV *	641	static SV *
551	encode_json (SV *scalar, U32 flags)	642	encode_json (SV scalar, JSON json)
552	{	643	{
553	enc_t enc;	644	enc_t enc;
554		645
555	if (!(flags & F_ALLOW_NONREF) && !SvROK (scalar))	646	if (!(json->flags & F_ALLOW_NONREF) && !SvROK (scalar))
556	croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)");	647	croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)");
557		648
558	enc.flags = flags;	649	enc.json = *json;
559	enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE));	650	enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE));
560	enc.cur = SvPVX (enc.sv);	651	enc.cur = SvPVX (enc.sv);
561	enc.end = SvEND (enc.sv);	652	enc.end = SvEND (enc.sv);
562	enc.indent = 0;	653	enc.indent = 0;
563	enc.maxdepth = DEC_DEPTH (flags);	654	enc.maxdepth = DEC_DEPTH (enc.json.flags);
564		655
565	SvPOK_only (enc.sv);	656	SvPOK_only (enc.sv);
566	encode_sv (&enc, scalar);	657	encode_sv (&enc, scalar);
567		658
568	SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv));	659	SvCUR_set (enc.sv, enc.cur - SvPVX (enc.sv));
569	*SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings	660	*SvEND (enc.sv) = 0; // many xs functions expect a trailing 0 for text strings
570		661
571	if (!(flags & (F_ASCII \| F_LATIN1 \| F_UTF8)))	662	if (!(enc.json.flags & (F_ASCII \| F_LATIN1 \| F_UTF8)))
572	SvUTF8_on (enc.sv);	663	SvUTF8_on (enc.sv);
573		664
574	if (enc.flags & F_SHRINK)	665	if (enc.json.flags & F_SHRINK)
575	shrink (enc.sv);	666	shrink (enc.sv);
576		667
577	return enc.sv;	668	return enc.sv;
578	}	669	}
579		670
…		…
584	typedef struct	675	typedef struct
585	{	676	{
586	char *cur; // current parser pointer	677	char *cur; // current parser pointer
587	char *end; // end of input string	678	char *end; // end of input string
588	const char *err; // parse error, if != 0	679	const char *err; // parse error, if != 0
589	U32 flags; // F_*	680	JSON json;
590	U32 depth; // recursion depth	681	U32 depth; // recursion depth
591	U32 maxdepth; // recursion depth limit	682	U32 maxdepth; // recursion depth limit
592	} dec_t;	683	} dec_t;
593		684
594	inline void	685	inline void
…		…
625	decode_4hex (dec_t *dec)	716	decode_4hex (dec_t *dec)
626	{	717	{
627	signed char d1, d2, d3, d4;	718	signed char d1, d2, d3, d4;
628	unsigned char cur = (unsigned char )dec->cur;	719	unsigned char cur = (unsigned char )dec->cur;
629		720
630	d1 = decode_hexdigit [cur [0]]; if (expect_false (d1 < 0)) ERR ("four hexadecimal digits expected");	721	d1 = decode_hexdigit [cur [0]]; if (expect_false (d1 < 0)) ERR ("exactly four hexadecimal digits expected");
631	d2 = decode_hexdigit [cur [1]]; if (expect_false (d2 < 0)) ERR ("four hexadecimal digits expected");	722	d2 = decode_hexdigit [cur [1]]; if (expect_false (d2 < 0)) ERR ("exactly four hexadecimal digits expected");
632	d3 = decode_hexdigit [cur [2]]; if (expect_false (d3 < 0)) ERR ("four hexadecimal digits expected");	723	d3 = decode_hexdigit [cur [2]]; if (expect_false (d3 < 0)) ERR ("exactly four hexadecimal digits expected");
633	d4 = decode_hexdigit [cur [3]]; if (expect_false (d4 < 0)) ERR ("four hexadecimal digits expected");	724	d4 = decode_hexdigit [cur [3]]; if (expect_false (d4 < 0)) ERR ("exactly four hexadecimal digits expected");
634		725
635	dec->cur += 4;	726	dec->cur += 4;
636		727
637	return ((UV)d1) << 12	728	return ((UV)d1) << 12
638	\| ((UV)d2) << 8	729	\| ((UV)d2) << 8
…		…
857	is_nv = 1;	948	is_nv = 1;
858	}	949	}
859		950
860	if (!is_nv)	951	if (!is_nv)
861	{	952	{
		953	int len = dec->cur - start;
		954
862	// special case the rather common 1..4-digit-int case, assumes 32 bit ints or so	955	// special case the rather common 1..4-digit-int case, assumes 32 bit ints or so
863	if (*start == '-')	956	if (*start == '-')
864	switch (dec->cur - start)	957	switch (len)
865	{	958	{
866	case 2: return newSViv (-( start [1] - '0' ));	959	case 2: return newSViv (-( start [1] - '0' * 1));
867	case 3: return newSViv (-( start [1] * 10 + start [2] - '0' * 11));	960	case 3: return newSViv (-( start [1] * 10 + start [2] - '0' * 11));
868	case 4: return newSViv (-( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111));	961	case 4: return newSViv (-( start [1] * 100 + start [2] * 10 + start [3] - '0' * 111));
869	case 5: return newSViv (-(start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111));	962	case 5: return newSViv (-(start [1] * 1000 + start [2] * 100 + start [3] * 10 + start [4] - '0' * 1111));
870	}	963	}
871	else	964	else
872	switch (dec->cur - start)	965	switch (len)
873	{	966	{
874	case 1: return newSViv ( start [0] - '0' );	967	case 1: return newSViv ( start [0] - '0' * 1);
875	case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11);	968	case 2: return newSViv ( start [0] * 10 + start [1] - '0' * 11);
876	case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111);	969	case 3: return newSViv ( start [0] * 100 + start [1] * 10 + start [2] - '0' * 111);
877	case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111);	970	case 4: return newSViv ( start [0] * 1000 + start [1] * 100 + start [2] * 10 + start [3] - '0' * 1111);
878	}	971	}
879		972
880	{	973	{
881	UV uv;	974	UV uv;
882	int numtype = grok_number (start, dec->cur - start, &uv);	975	int numtype = grok_number (start, len, &uv);
883	if (numtype & IS_NUMBER_IN_UV)	976	if (numtype & IS_NUMBER_IN_UV)
884	if (numtype & IS_NUMBER_NEG)	977	if (numtype & IS_NUMBER_NEG)
885	{	978	{
886	if (uv < (UV)IV_MIN)	979	if (uv < (UV)IV_MIN)
887	return newSViv (-(IV)uv);	980	return newSViv (-(IV)uv);
888	}	981	}
889	else	982	else
890	return newSVuv (uv);	983	return newSVuv (uv);
891	}	984	}
892	}
893		985
		986	len -= *start == '-' ? 1 : 0;
		987
		988	// does not fit into IV or UV, try NV
		989	if ((sizeof (NV) == sizeof (double) && DBL_DIG >= len)
		990	#if defined (LDBL_DIG)
		991	\|\| (sizeof (NV) == sizeof (long double) && LDBL_DIG >= len)
		992	#endif
		993	)
		994	// fits into NV without loss of precision
		995	return newSVnv (Atof (start));
		996
		997	// everything else fails, convert it to a string
		998	return newSVpvn (start, dec->cur - start);
		999	}
		1000
		1001	// loss of precision here
894	return newSVnv (Atof (start));	1002	return newSVnv (Atof (start));
895		1003
896	fail:	1004	fail:
897	return 0;	1005	return 0;
898	}	1006	}
…		…
942	}	1050	}
943		1051
944	static SV *	1052	static SV *
945	decode_hv (dec_t *dec)	1053	decode_hv (dec_t *dec)
946	{	1054	{
		1055	SV *sv;
947	HV *hv = newHV ();	1056	HV *hv = newHV ();
948		1057
949	DEC_INC_DEPTH;	1058	DEC_INC_DEPTH;
950	decode_ws (dec);	1059	decode_ws (dec);
951		1060
952	if (*dec->cur == '}')	1061	if (*dec->cur == '}')
953	++dec->cur;	1062	++dec->cur;
954	else	1063	else
955	for (;;)	1064	for (;;)
956	{	1065	{
957	SV key, value;
958
959	decode_ws (dec); EXPECT_CH ('"');	1066	decode_ws (dec); EXPECT_CH ('"');
960		1067
961	key = decode_str (dec);	1068	// heuristic: assume that
962	if (!key)	1069	// a) decode_str + hv_store_ent are abysmally slow.
963	goto fail;	1070	// b) most hash keys are short, simple ascii text.
		1071	// => try to "fast-match" such strings to avoid
		1072	// the overhead of decode_str + hv_store_ent.
		1073	{
		1074	SV *value;
		1075	char *p = dec->cur;
		1076	char *e = p + 24; // only try up to 24 bytes
964		1077
965	decode_ws (dec); EXPECT_CH (':');	1078	for (;;)
966
967	value = decode_sv (dec);
968	if (!value)
969	{	1079	{
		1080	// the >= 0x80 is true on most architectures
		1081	if (p == e \|\| p < 0x20 \|\| p >= 0x80 \|\| *p == '\\')
		1082	{
		1083	// slow path, back up and use decode_str
		1084	SV *key = decode_str (dec);
		1085	if (!key)
		1086	goto fail;
		1087
		1088	decode_ws (dec); EXPECT_CH (':');
		1089
		1090	value = decode_sv (dec);
		1091	if (!value)
		1092	{
		1093	SvREFCNT_dec (key);
		1094	goto fail;
		1095	}
		1096
		1097	hv_store_ent (hv, key, value, 0);
970	SvREFCNT_dec (key);	1098	SvREFCNT_dec (key);
		1099
		1100	break;
		1101	}
		1102	else if (*p == '"')
		1103	{
		1104	// fast path, got a simple key
		1105	char *key = dec->cur;
		1106	int len = p - key;
		1107	dec->cur = p + 1;
		1108
		1109	decode_ws (dec); EXPECT_CH (':');
		1110
		1111	value = decode_sv (dec);
		1112	if (!value)
971	goto fail;	1113	goto fail;
		1114
		1115	hv_store (hv, key, len, value, 0);
		1116
		1117	break;
		1118	}
		1119
		1120	++p;
972	}	1121	}
973		1122	}
974	hv_store_ent (hv, key, value, 0);
975	SvREFCNT_dec (key);
976		1123
977	decode_ws (dec);	1124	decode_ws (dec);
978		1125
979	if (*dec->cur == '}')	1126	if (*dec->cur == '}')
980	{	1127	{
…		…
987		1134
988	++dec->cur;	1135	++dec->cur;
989	}	1136	}
990		1137
991	DEC_DEC_DEPTH;	1138	DEC_DEC_DEPTH;
992	return newRV_noinc ((SV *)hv);	1139	sv = newRV_noinc ((SV *)hv);
		1140
		1141	// check filter callbacks
		1142	if (dec->json.flags & F_HOOK)
		1143	{
		1144	if (dec->json.cb_sk_object && HvKEYS (hv) == 1)
		1145	{
		1146	HE cb, he;
		1147
		1148	hv_iterinit (hv);
		1149	he = hv_iternext (hv);
		1150	hv_iterinit (hv);
		1151
		1152	// the next line creates a mortal sv each time its called.
		1153	// might want to optimise this for common cases.
		1154	cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0);
		1155
		1156	if (cb)
		1157	{
		1158	dSP;
		1159	int count;
		1160
		1161	ENTER; SAVETMPS; PUSHMARK (SP);
		1162	XPUSHs (HeVAL (he));
		1163
		1164	PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN;
		1165
		1166	if (count == 1)
		1167	{
		1168	sv = newSVsv (POPs);
		1169	FREETMPS; LEAVE;
		1170	return sv;
		1171	}
		1172
		1173	FREETMPS; LEAVE;
		1174	}
		1175	}
		1176
		1177	if (dec->json.cb_object)
		1178	{
		1179	dSP;
		1180	int count;
		1181
		1182	ENTER; SAVETMPS; PUSHMARK (SP);
		1183	XPUSHs (sv_2mortal (sv));
		1184
		1185	PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN;
		1186
		1187	if (count == 1)
		1188	{
		1189	sv = newSVsv (POPs);
		1190	FREETMPS; LEAVE;
		1191	return sv;
		1192	}
		1193
		1194	SvREFCNT_inc (sv);
		1195	FREETMPS; LEAVE;
		1196	}
		1197	}
		1198
		1199	return sv;
993		1200
994	fail:	1201	fail:
995	SvREFCNT_dec (hv);	1202	SvREFCNT_dec (hv);
996	DEC_DEC_DEPTH;	1203	DEC_DEC_DEPTH;
997	return 0;	1204	return 0;
…		…
999		1206
1000	static SV *	1207	static SV *
1001	decode_sv (dec_t *dec)	1208	decode_sv (dec_t *dec)
1002	{	1209	{
1003	decode_ws (dec);	1210	decode_ws (dec);
		1211
		1212	// the beauty of JSON: you need exactly one character lookahead
		1213	// to parse anything.
1004	switch (*dec->cur)	1214	switch (*dec->cur)
1005	{	1215	{
1006	case '"': ++dec->cur; return decode_str (dec);	1216	case '"': ++dec->cur; return decode_str (dec);
1007	case '[': ++dec->cur; return decode_av (dec);	1217	case '[': ++dec->cur; return decode_av (dec);
1008	case '{': ++dec->cur; return decode_hv (dec);	1218	case '{': ++dec->cur; return decode_hv (dec);
…		…
1014		1224
1015	case 't':	1225	case 't':
1016	if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4))	1226	if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4))
1017	{	1227	{
1018	dec->cur += 4;	1228	dec->cur += 4;
1019	return newSViv (1);	1229	return SvREFCNT_inc (json_true);
1020	}	1230	}
1021	else	1231	else
1022	ERR ("'true' expected");	1232	ERR ("'true' expected");
1023		1233
1024	break;	1234	break;
1025		1235
1026	case 'f':	1236	case 'f':
1027	if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5))	1237	if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5))
1028	{	1238	{
1029	dec->cur += 5;	1239	dec->cur += 5;
1030	return newSViv (0);	1240	return SvREFCNT_inc (json_false);
1031	}	1241	}
1032	else	1242	else
1033	ERR ("'false' expected");	1243	ERR ("'false' expected");
1034		1244
1035	break;	1245	break;
…		…
1053	fail:	1263	fail:
1054	return 0;	1264	return 0;
1055	}	1265	}
1056		1266
1057	static SV *	1267	static SV *
1058	decode_json (SV string, U32 flags, UV offset_return)	1268	decode_json (SV string, JSON json, UV *offset_return)
1059	{	1269	{
1060	dec_t dec;	1270	dec_t dec;
1061	UV offset;	1271	UV offset;
1062	SV *sv;	1272	SV *sv;
1063		1273
1064	SvGETMAGIC (string);	1274	SvGETMAGIC (string);
1065	SvUPGRADE (string, SVt_PV);	1275	SvUPGRADE (string, SVt_PV);
1066		1276
		1277	if (json->flags & F_MAXSIZE && SvCUR (string) > DEC_SIZE (json->flags))
		1278	croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu",
		1279	(unsigned long)SvCUR (string), (unsigned long)DEC_SIZE (json->flags));
		1280
1067	if (flags & F_UTF8)	1281	if (json->flags & F_UTF8)
1068	sv_utf8_downgrade (string, 0);	1282	sv_utf8_downgrade (string, 0);
1069	else	1283	else
1070	sv_utf8_upgrade (string);	1284	sv_utf8_upgrade (string);
1071		1285
1072	SvGROW (string, SvCUR (string) + 1); // should basically be a NOP	1286	SvGROW (string, SvCUR (string) + 1); // should basically be a NOP
1073		1287
1074	dec.flags = flags;	1288	dec.json = *json;
1075	dec.cur = SvPVX (string);	1289	dec.cur = SvPVX (string);
1076	dec.end = SvEND (string);	1290	dec.end = SvEND (string);
1077	dec.err = 0;	1291	dec.err = 0;
1078	dec.depth = 0;	1292	dec.depth = 0;
1079	dec.maxdepth = DEC_DEPTH (dec.flags);	1293	dec.maxdepth = DEC_DEPTH (dec.json.flags);
		1294
		1295	if (dec.json.cb_object \|\| dec.json.cb_sk_object)
		1296	dec.json.flags \|= F_HOOK;
1080		1297
1081	*dec.end = 0; // this should basically be a nop, too, but make sure it's there	1298	*dec.end = 0; // this should basically be a nop, too, but make sure it's there
1082	sv = decode_sv (&dec);	1299	sv = decode_sv (&dec);
1083		1300
1084	if (!(offset_return \|\| !sv))	1301	if (!(offset_return \|\| !sv))
…		…
1094	}	1311	}
1095	}	1312	}
1096		1313
1097	if (offset_return \|\| !sv)	1314	if (offset_return \|\| !sv)
1098	{	1315	{
1099	offset = dec.flags & F_UTF8	1316	offset = dec.json.flags & F_UTF8
1100	? dec.cur - SvPVX (string)	1317	? dec.cur - SvPVX (string)
1101	: utf8_distance (dec.cur, SvPVX (string));	1318	: utf8_distance (dec.cur, SvPVX (string));
1102		1319
1103	if (offset_return)	1320	if (offset_return)
1104	*offset_return = offset;	1321	*offset_return = offset;
…		…
1123	dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)");	1340	dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)");
1124	}	1341	}
1125		1342
1126	sv = sv_2mortal (sv);	1343	sv = sv_2mortal (sv);
1127		1344
1128	if (!(dec.flags & F_ALLOW_NONREF) && !SvROK (sv))	1345	if (!(dec.json.flags & F_ALLOW_NONREF) && !SvROK (sv))
1129	croak ("JSON text must be an object or array (but found number, string, true, false or null, use allow_nonref to allow this)");	1346	croak ("JSON text must be an object or array (but found number, string, true, false or null, use allow_nonref to allow this)");
1130		1347
1131	return sv;	1348	return sv;
1132	}	1349	}
1133		1350
…		…
1137	MODULE = JSON::XS PACKAGE = JSON::XS	1354	MODULE = JSON::XS PACKAGE = JSON::XS
1138		1355
1139	BOOT:	1356	BOOT:
1140	{	1357	{
1141	int i;	1358	int i;
1142
1143	memset (decode_hexdigit, 0xff, 256);
1144		1359
1145	for (i = 0; i < 256; ++i)	1360	for (i = 0; i < 256; ++i)
1146	decode_hexdigit [i] =	1361	decode_hexdigit [i] =
1147	i >= '0' && i <= '9' ? i - '0'	1362	i >= '0' && i <= '9' ? i - '0'
1148	: i >= 'a' && i <= 'f' ? i - 'a' + 10	1363	: i >= 'a' && i <= 'f' ? i - 'a' + 10
1149	: i >= 'A' && i <= 'F' ? i - 'A' + 10	1364	: i >= 'A' && i <= 'F' ? i - 'A' + 10
1150	: -1;	1365	: -1;
1151		1366
1152	json_stash = gv_stashpv ("JSON::XS", 1);	1367	json_stash = gv_stashpv ("JSON::XS" , 1);
		1368	json_boolean_stash = gv_stashpv ("JSON::XS::Boolean", 1);
		1369
		1370	json_true = get_sv ("JSON::XS::true" , 1); SvREADONLY_on (json_true );
		1371	json_false = get_sv ("JSON::XS::false", 1); SvREADONLY_on (json_false);
1153	}	1372	}
1154		1373
1155	PROTOTYPES: DISABLE	1374	PROTOTYPES: DISABLE
1156		1375
1157	SV new (char dummy)	1376	void CLONE (...)
1158	CODE:	1377	CODE:
1159	RETVAL = sv_bless (newRV_noinc (newSVuv (F_DEFAULT)), json_stash);	1378	json_stash = 0;
1160	OUTPUT:	1379	json_boolean_stash = 0;
1161	RETVAL
1162		1380
		1381	void new (char *klass)
		1382	PPCODE:
		1383	{
		1384	HV *stash = !JSON_SLOW \|\| json_stash
		1385	? json_stash
		1386	: gv_stashpv ("JSON::XS", 1);
		1387	SV *pv = NEWSV (0, sizeof (JSON));
		1388	SvPOK_only (pv);
		1389	Zero (SvPVX (pv), 1, JSON);
		1390	((JSON *)SvPVX (pv))->flags = F_DEFAULT;
		1391	XPUSHs (sv_2mortal (sv_bless (newRV_noinc (pv), stash)));
		1392	}
		1393
1163	SV ascii (SV self, int enable = 1)	1394	void ascii (JSON *self, int enable = 1)
1164	ALIAS:	1395	ALIAS:
1165	ascii = F_ASCII	1396	ascii = F_ASCII
1166	latin1 = F_LATIN1	1397	latin1 = F_LATIN1
1167	utf8 = F_UTF8	1398	utf8 = F_UTF8
1168	indent = F_INDENT	1399	indent = F_INDENT
1169	canonical = F_CANONICAL	1400	canonical = F_CANONICAL
1170	space_before = F_SPACE_BEFORE	1401	space_before = F_SPACE_BEFORE
1171	space_after = F_SPACE_AFTER	1402	space_after = F_SPACE_AFTER
1172	pretty = F_PRETTY	1403	pretty = F_PRETTY
1173	allow_nonref = F_ALLOW_NONREF	1404	allow_nonref = F_ALLOW_NONREF
1174	shrink = F_SHRINK	1405	shrink = F_SHRINK
		1406	allow_blessed = F_ALLOW_BLESSED
		1407	convert_blessed = F_CONV_BLESSED
1175	CODE:	1408	PPCODE:
1176	{	1409	{
1177	UV *uv = SvJSON (self);
1178	if (enable)	1410	if (enable)
1179	*uv \|= ix;	1411	self->flags \|= ix;
1180	else	1412	else
1181	*uv &= ~ix;	1413	self->flags &= ~ix;
1182		1414
1183	RETVAL = newSVsv (self);	1415	XPUSHs (ST (0));
1184	}	1416	}
1185	OUTPUT:
1186	RETVAL
1187		1417
1188	SV max_depth (SV self, UV max_depth = 0x80000000UL)	1418	void max_depth (JSON *self, UV max_depth = 0x80000000UL)
1189	CODE:	1419	PPCODE:
1190	{	1420	{
1191	UV *uv = SvJSON (self);
1192	UV log2 = 0;	1421	UV log2 = 0;
1193		1422
1194	if (max_depth > 0x80000000UL) max_depth = 0x80000000UL;	1423	if (max_depth > 0x80000000UL) max_depth = 0x80000000UL;
1195		1424
1196	while ((1UL << log2) < max_depth)	1425	while ((1UL << log2) < max_depth)
1197	++log2;	1426	++log2;
1198		1427
1199	uv = uv & ~F_MAXDEPTH \| (log2 << S_MAXDEPTH);	1428	self->flags = self->flags & ~F_MAXDEPTH \| (log2 << S_MAXDEPTH);
1200		1429
1201	RETVAL = newSVsv (self);	1430	XPUSHs (ST (0));
1202	}	1431	}
1203	OUTPUT:
1204	RETVAL
1205		1432
1206	void encode (SV self, SV scalar)	1433	void max_size (JSON *self, UV max_size = 0)
1207	PPCODE:	1434	PPCODE:
1208	XPUSHs (encode_json (scalar, *SvJSON (self)));	1435	{
		1436	UV log2 = 0;
1209		1437
1210	void decode (SV self, SV jsonstr)	1438	if (max_size > 0x80000000UL) max_size = 0x80000000UL;
		1439	if (max_size == 1) max_size = 2;
		1440
		1441	while ((1UL << log2) < max_size)
		1442	++log2;
		1443
		1444	self->flags = self->flags & ~F_MAXSIZE \| (log2 << S_MAXSIZE);
		1445
		1446	XPUSHs (ST (0));
		1447	}
		1448
		1449	void filter_json_object (JSON self, SV cb = &PL_sv_undef)
1211	PPCODE:	1450	PPCODE:
		1451	{
		1452	SvREFCNT_dec (self->cb_object);
		1453	self->cb_object = SvOK (cb) ? newSVsv (cb) : 0;
		1454
		1455	XPUSHs (ST (0));
		1456	}
		1457
		1458	void filter_json_single_key_object (JSON self, SV key, SV *cb = &PL_sv_undef)
		1459	PPCODE:
		1460	{
		1461	if (!self->cb_sk_object)
		1462	self->cb_sk_object = newHV ();
		1463
		1464	if (SvOK (cb))
		1465	hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0);
		1466	else
		1467	{
		1468	hv_delete_ent (self->cb_sk_object, key, G_DISCARD, 0);
		1469
		1470	if (!HvKEYS (self->cb_sk_object))
		1471	{
		1472	SvREFCNT_dec (self->cb_sk_object);
		1473	self->cb_sk_object = 0;
		1474	}
		1475	}
		1476
		1477	XPUSHs (ST (0));
		1478	}
		1479
		1480	void encode (JSON self, SV scalar)
		1481	PPCODE:
		1482	XPUSHs (encode_json (scalar, self));
		1483
		1484	void decode (JSON self, SV jsonstr)
		1485	PPCODE:
1212	XPUSHs (decode_json (jsonstr, *SvJSON (self), 0));	1486	XPUSHs (decode_json (jsonstr, self, 0));
1213		1487
1214	void decode_prefix (SV self, SV jsonstr)	1488	void decode_prefix (JSON self, SV jsonstr)
1215	PPCODE:	1489	PPCODE:
1216	{	1490	{
1217	UV offset;	1491	UV offset;
1218	EXTEND (SP, 2);	1492	EXTEND (SP, 2);
1219	PUSHs (decode_json (jsonstr, *SvJSON (self), &offset));	1493	PUSHs (decode_json (jsonstr, self, &offset));
1220	PUSHs (sv_2mortal (newSVuv (offset)));	1494	PUSHs (sv_2mortal (newSVuv (offset)));
1221	}	1495	}
1222		1496
		1497	void DESTROY (JSON *self)
		1498	CODE:
		1499	SvREFCNT_dec (self->cb_sk_object);
		1500	SvREFCNT_dec (self->cb_object);
		1501
1223	PROTOTYPES: ENABLE	1502	PROTOTYPES: ENABLE
1224		1503
1225	void to_json (SV *scalar)	1504	void to_json (SV *scalar)
1226	ALIAS:
1227	objToJson = 0
1228	PPCODE:	1505	PPCODE:
		1506	{
		1507	JSON json = { F_DEFAULT \| F_UTF8 };
1229	XPUSHs (encode_json (scalar, F_DEFAULT \| F_UTF8));	1508	XPUSHs (encode_json (scalar, &json));
		1509	}
1230		1510
1231	void from_json (SV *jsonstr)	1511	void from_json (SV *jsonstr)
1232	ALIAS:
1233	jsonToObj = 0
1234	PPCODE:	1512	PPCODE:
		1513	{
		1514	JSON json = { F_DEFAULT \| F_UTF8 };
1235	XPUSHs (decode_json (jsonstr, F_DEFAULT \| F_UTF8, 0));	1515	XPUSHs (decode_json (jsonstr, &json, 0));
		1516	}
1236		1517

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Comparing JSON-XS/XS.xs (file contents): Revision 1.38 by root, Mon Jun 11 03:18:07 2007 UTC vs. Revision 1.57 by root, Mon Aug 13 16:05:42 2007 UTC

Diff Legend

Comparing JSON-XS/XS.xs (file contents):
Revision 1.38 by root, Mon Jun 11 03:18:07 2007 UTC vs.
Revision 1.57 by root, Mon Aug 13 16:05:42 2007 UTC