… | |
… | |
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 <limits.h> |
9 | #include <limits.h> |
10 | #include <float.h> |
10 | #include <float.h> |
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|
11 | #include <inttypes.h> |
11 | |
12 | |
12 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
13 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
13 | # define snprintf _snprintf // C compilers have this in stdio.h |
14 | # define snprintf _snprintf // C compilers have this in stdio.h |
14 | #endif |
15 | #endif |
15 | |
16 | |
16 | // some old perls do not have this, try to make it work, no |
17 | // some old perls do not have this, try to make it work, no |
17 | // guarantees, though. if it breaks, you get to keep the pieces. |
18 | // guarantees, though. if it breaks, you get to keep the pieces. |
18 | #ifndef UTF8_MAXBYTES |
19 | #ifndef UTF8_MAXBYTES |
19 | # define UTF8_MAXBYTES 13 |
20 | # define UTF8_MAXBYTES 13 |
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21 | #endif |
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22 | |
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23 | // compatibility with perl <5.18 |
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24 | #ifndef HvNAMELEN_get |
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25 | # define HvNAMELEN_get(hv) strlen (HvNAME (hv)) |
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26 | #endif |
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27 | #ifndef HvNAMELEN |
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28 | # define HvNAMELEN(hv) HvNAMELEN_get (hv) |
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29 | #endif |
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30 | #ifndef HvNAMEUTF8 |
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31 | # define HvNAMEUTF8(hv) 0 |
20 | #endif |
32 | #endif |
21 | |
33 | |
22 | // three extra for rounding, sign, and end of string |
34 | // three extra for rounding, sign, and end of string |
23 | #define IVUV_MAXCHARS (sizeof (UV) * CHAR_BIT * 28 / 93 + 3) |
35 | #define IVUV_MAXCHARS (sizeof (UV) * CHAR_BIT * 28 / 93 + 3) |
24 | |
36 | |
… | |
… | |
33 | #define F_SHRINK 0x00000200UL |
45 | #define F_SHRINK 0x00000200UL |
34 | #define F_ALLOW_BLESSED 0x00000400UL |
46 | #define F_ALLOW_BLESSED 0x00000400UL |
35 | #define F_CONV_BLESSED 0x00000800UL |
47 | #define F_CONV_BLESSED 0x00000800UL |
36 | #define F_RELAXED 0x00001000UL |
48 | #define F_RELAXED 0x00001000UL |
37 | #define F_ALLOW_UNKNOWN 0x00002000UL |
49 | #define F_ALLOW_UNKNOWN 0x00002000UL |
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50 | #define F_ALLOW_TAGS 0x00004000UL |
38 | #define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing |
51 | #define F_HOOK 0x00080000UL // some hooks exist, so slow-path processing |
39 | |
52 | |
40 | #define F_PRETTY F_INDENT | F_SPACE_BEFORE | F_SPACE_AFTER |
53 | #define F_PRETTY F_INDENT | F_SPACE_BEFORE | F_SPACE_AFTER |
41 | |
54 | |
42 | #define INIT_SIZE 32 // initial scalar size to be allocated |
55 | #define INIT_SIZE 64 // initial scalar size to be allocated |
43 | #define INDENT_STEP 3 // spaces per indentation level |
56 | #define INDENT_STEP 3 // spaces per indentation level |
44 | |
57 | |
45 | #define SHORT_STRING_LEN 16384 // special-case strings of up to this size |
58 | #define SHORT_STRING_LEN 16384 // special-case strings of up to this size |
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59 | |
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60 | #define DECODE_WANTS_OCTETS(json) ((json)->flags & F_UTF8) |
46 | |
61 | |
47 | #define SB do { |
62 | #define SB do { |
48 | #define SE } while (0) |
63 | #define SE } while (0) |
49 | |
64 | |
50 | #if __GNUC__ >= 3 |
65 | #if __GNUC__ >= 3 |
… | |
… | |
63 | <= (unsigned type)((unsigned type)(end) - (unsigned type)(beg))) |
78 | <= (unsigned type)((unsigned type)(end) - (unsigned type)(beg))) |
64 | |
79 | |
65 | #define ERR_NESTING_EXCEEDED "json text or perl structure exceeds maximum nesting level (max_depth set too low?)" |
80 | #define ERR_NESTING_EXCEEDED "json text or perl structure exceeds maximum nesting level (max_depth set too low?)" |
66 | |
81 | |
67 | #ifdef USE_ITHREADS |
82 | #ifdef USE_ITHREADS |
68 | # define JSON_SLOW 1 |
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69 | # define JSON_STASH (json_stash ? json_stash : gv_stashpv ("JSON::XS", 1)) |
83 | # define JSON_STASH (expect_true (json_stash) ? json_stash : gv_stashpv ("JSON::XS", 1)) |
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84 | # define BOOL_STASH (expect_true (bool_stash) ? bool_stash : gv_stashpv ("Types::Serialiser::Boolean", 1)) |
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85 | # define GET_BOOL(value) (expect_true (bool_ ## value) ? bool_ ## value : get_bool ("Types::Serialiser::" # value)) |
70 | #else |
86 | #else |
71 | # define JSON_SLOW 0 |
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72 | # define JSON_STASH json_stash |
87 | # define JSON_STASH json_stash |
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88 | # define BOOL_STASH bool_stash |
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89 | # define GET_BOOL(value) bool_ ## value |
73 | #endif |
90 | #endif |
74 | |
91 | |
75 | static HV *json_stash, *json_boolean_stash; // JSON::XS:: |
92 | // the amount of HEs to allocate on the stack, when sorting keys |
76 | static SV *json_true, *json_false; |
93 | #define STACK_HES 64 |
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94 | |
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95 | static HV *json_stash, *bool_stash; // JSON::XS::, Types::Serialiser::Boolean:: |
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96 | static SV *bool_false, *bool_true; |
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97 | static SV *sv_json; |
77 | |
98 | |
78 | enum { |
99 | enum { |
79 | INCR_M_WS = 0, // initial whitespace skipping, must be 0 |
100 | INCR_M_WS = 0, // initial whitespace skipping, must be 0 |
80 | INCR_M_STR, // inside string |
101 | INCR_M_STR, // inside string |
81 | INCR_M_BS, // inside backslash |
102 | INCR_M_BS, // inside backslash |
… | |
… | |
97 | // for the incremental parser |
118 | // for the incremental parser |
98 | SV *incr_text; // the source text so far |
119 | SV *incr_text; // the source text so far |
99 | STRLEN incr_pos; // the current offset into the text |
120 | STRLEN incr_pos; // the current offset into the text |
100 | int incr_nest; // {[]}-nesting level |
121 | int incr_nest; // {[]}-nesting level |
101 | unsigned char incr_mode; |
122 | unsigned char incr_mode; |
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123 | |
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124 | SV *v_false, *v_true; |
102 | } JSON; |
125 | } JSON; |
103 | |
126 | |
104 | INLINE void |
127 | INLINE void |
105 | json_init (JSON *json) |
128 | json_init (JSON *json) |
106 | { |
129 | { |
107 | Zero (json, 1, JSON); |
130 | static const JSON init = { F_ALLOW_NONREF, 512 }; |
108 | json->max_depth = 512; |
131 | |
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132 | *json = init; |
109 | } |
133 | } |
110 | |
134 | |
111 | ///////////////////////////////////////////////////////////////////////////// |
135 | ///////////////////////////////////////////////////////////////////////////// |
112 | // utility functions |
136 | // utility functions |
113 | |
137 | |
… | |
… | |
135 | SvPV_renew (sv, SvCUR (sv) + 1); |
159 | SvPV_renew (sv, SvCUR (sv) + 1); |
136 | #endif |
160 | #endif |
137 | } |
161 | } |
138 | } |
162 | } |
139 | |
163 | |
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164 | /* adds two STRLENs together, slow, and with paranoia */ |
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165 | STRLEN |
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166 | strlen_sum (STRLEN l1, STRLEN l2) |
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167 | { |
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168 | size_t sum = l1 + l2; |
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169 | |
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170 | if (sum < (size_t)l2 || sum != (size_t)(STRLEN)sum) |
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171 | croak ("JSON::XS: string size overflow"); |
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172 | |
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173 | return sum; |
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174 | } |
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175 | |
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176 | /* similar to SvGROW, but somewhat safer and guarantees exponential realloc strategy */ |
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177 | static char * |
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178 | json_sv_grow (SV *sv, size_t len1, size_t len2) |
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179 | { |
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180 | len1 = strlen_sum (len1, len2); |
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181 | len1 = strlen_sum (len1, len1 >> 1); |
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182 | |
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183 | if (len1 > 4096 - 24) |
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184 | len1 = (len1 | 4095) - 24; |
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185 | |
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186 | return SvGROW (sv, len1); |
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187 | } |
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188 | |
140 | // decode an utf-8 character and return it, or (UV)-1 in |
189 | // decode a utf-8 character and return it, or (UV)-1 in |
141 | // case of an error. |
190 | // case of an error. |
142 | // we special-case "safe" characters from U+80 .. U+7FF, |
191 | // we special-case "safe" characters from U+80 .. U+7FF, |
143 | // but use the very good perl function to parse anything else. |
192 | // but use the very good perl function to parse anything else. |
144 | // note that we never call this function for a ascii codepoints |
193 | // note that we never call this function for a ascii codepoints |
145 | INLINE UV |
194 | INLINE UV |
… | |
… | |
192 | ///////////////////////////////////////////////////////////////////////////// |
241 | ///////////////////////////////////////////////////////////////////////////// |
193 | // fp hell |
242 | // fp hell |
194 | |
243 | |
195 | // scan a group of digits, and a trailing exponent |
244 | // scan a group of digits, and a trailing exponent |
196 | static void |
245 | static void |
197 | json_atof_scan1 (const char *s, NV *accum, int *expo, int postdp) |
246 | json_atof_scan1 (const char *s, NV *accum, int *expo, int postdp, int maxdepth) |
198 | { |
247 | { |
199 | UV uaccum = 0; |
248 | UV uaccum = 0; |
200 | int eaccum = 0; |
249 | int eaccum = 0; |
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250 | |
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251 | // if we recurse too deep, skip all remaining digits |
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252 | // to avoid a stack overflow attack |
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253 | if (expect_false (--maxdepth <= 0)) |
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254 | while (((U8)*s - '0') < 10) |
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255 | ++s; |
201 | |
256 | |
202 | for (;;) |
257 | for (;;) |
203 | { |
258 | { |
204 | U8 dig = (U8)*s - '0'; |
259 | U8 dig = (U8)*s - '0'; |
205 | |
260 | |
206 | if (expect_false (dig >= 10)) |
261 | if (expect_false (dig >= 10)) |
207 | { |
262 | { |
208 | if (dig == (U8)((U8)'.' - (U8)'0')) |
263 | if (dig == (U8)((U8)'.' - (U8)'0')) |
209 | { |
264 | { |
210 | ++s; |
265 | ++s; |
211 | json_atof_scan1 (s, accum, expo, 1); |
266 | json_atof_scan1 (s, accum, expo, 1, maxdepth); |
212 | } |
267 | } |
213 | else if ((dig | ' ') == 'e' - '0') |
268 | else if ((dig | ' ') == 'e' - '0') |
214 | { |
269 | { |
215 | int exp2 = 0; |
270 | int exp2 = 0; |
216 | int neg = 0; |
271 | int neg = 0; |
… | |
… | |
242 | // if we have too many digits, then recurse for more |
297 | // if we have too many digits, then recurse for more |
243 | // we actually do this for rather few digits |
298 | // we actually do this for rather few digits |
244 | if (uaccum >= (UV_MAX - 9) / 10) |
299 | if (uaccum >= (UV_MAX - 9) / 10) |
245 | { |
300 | { |
246 | if (postdp) *expo -= eaccum; |
301 | if (postdp) *expo -= eaccum; |
247 | json_atof_scan1 (s, accum, expo, postdp); |
302 | json_atof_scan1 (s, accum, expo, postdp, maxdepth); |
248 | if (postdp) *expo += eaccum; |
303 | if (postdp) *expo += eaccum; |
249 | |
304 | |
250 | break; |
305 | break; |
251 | } |
306 | } |
252 | } |
307 | } |
253 | |
308 | |
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309 | // this relies greatly on the quality of the pow () |
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310 | // implementation of the platform, but a good |
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311 | // implementation is hard to beat. |
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312 | // (IEEE 754 conformant ones are required to be exact) |
254 | if (postdp) *expo -= eaccum; |
313 | if (postdp) *expo -= eaccum; |
255 | *accum += uaccum * pow (10., *expo); |
314 | *accum += uaccum * Perl_pow (10., *expo); |
256 | *expo += eaccum; |
315 | *expo += eaccum; |
257 | } |
316 | } |
258 | |
317 | |
259 | static NV |
318 | static NV |
260 | json_atof (const char *s) |
319 | json_atof (const char *s) |
… | |
… | |
267 | { |
326 | { |
268 | ++s; |
327 | ++s; |
269 | neg = 1; |
328 | neg = 1; |
270 | } |
329 | } |
271 | |
330 | |
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331 | // a recursion depth of ten gives us >>500 bits |
272 | json_atof_scan1 (s, &accum, &expo, 0); |
332 | json_atof_scan1 (s, &accum, &expo, 0, 10); |
273 | |
333 | |
274 | return neg ? -accum : accum; |
334 | return neg ? -accum : accum; |
275 | } |
335 | } |
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336 | |
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337 | // target of scalar reference is bool? -1 == nope, 0 == false, 1 == true |
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338 | static int |
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339 | ref_bool_type (SV *sv) |
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340 | { |
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341 | svtype svt = SvTYPE (sv); |
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342 | |
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343 | if (svt < SVt_PVAV) |
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344 | { |
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345 | STRLEN len = 0; |
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346 | char *pv = svt ? SvPV (sv, len) : 0; |
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347 | |
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348 | if (len == 1) |
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349 | if (*pv == '1') |
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350 | return 1; |
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351 | else if (*pv == '0') |
|
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352 | return 0; |
|
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353 | } |
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354 | |
|
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355 | return -1; |
|
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356 | } |
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357 | |
|
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358 | // returns whether scalar is not a reference in the sense of allow_nonref |
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359 | static int |
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360 | json_nonref (SV *scalar) |
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361 | { |
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362 | if (!SvROK (scalar)) |
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363 | return 1; |
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364 | |
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365 | scalar = SvRV (scalar); |
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366 | |
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367 | if (SvTYPE (scalar) >= SVt_PVMG) |
|
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368 | { |
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369 | if (SvSTASH (scalar) == bool_stash) |
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370 | return 1; |
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371 | |
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372 | if (!SvOBJECT (scalar) && ref_bool_type (scalar) >= 0) |
|
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373 | return 1; |
|
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374 | } |
|
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375 | |
|
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376 | return 0; |
|
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377 | } |
|
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378 | |
276 | ///////////////////////////////////////////////////////////////////////////// |
379 | ///////////////////////////////////////////////////////////////////////////// |
277 | // encoder |
380 | // encoder |
278 | |
381 | |
279 | // structure used for encoding JSON |
382 | // structure used for encoding JSON |
280 | typedef struct |
383 | typedef struct |
… | |
… | |
288 | } enc_t; |
391 | } enc_t; |
289 | |
392 | |
290 | INLINE void |
393 | INLINE void |
291 | need (enc_t *enc, STRLEN len) |
394 | need (enc_t *enc, STRLEN len) |
292 | { |
395 | { |
293 | if (expect_false (enc->cur + len >= enc->end)) |
396 | if (expect_false ((uintptr_t)(enc->end - enc->cur) < len)) |
294 | { |
397 | { |
295 | STRLEN cur = enc->cur - (char *)SvPVX (enc->sv); |
398 | STRLEN cur = enc->cur - (char *)SvPVX (enc->sv); |
296 | SvGROW (enc->sv, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1); |
399 | char *buf = json_sv_grow (enc->sv, cur, len); |
297 | enc->cur = SvPVX (enc->sv) + cur; |
400 | enc->cur = buf + cur; |
298 | enc->end = SvPVX (enc->sv) + SvLEN (enc->sv) - 1; |
401 | enc->end = buf + SvLEN (enc->sv) - 1; |
299 | } |
402 | } |
300 | } |
403 | } |
301 | |
404 | |
302 | INLINE void |
405 | INLINE void |
303 | encode_ch (enc_t *enc, char ch) |
406 | encode_ch (enc_t *enc, char ch) |
… | |
… | |
319 | |
422 | |
320 | if (expect_true (ch >= 0x20 && ch < 0x80)) // most common case |
423 | if (expect_true (ch >= 0x20 && ch < 0x80)) // most common case |
321 | { |
424 | { |
322 | if (expect_false (ch == '"')) // but with slow exceptions |
425 | if (expect_false (ch == '"')) // but with slow exceptions |
323 | { |
426 | { |
324 | need (enc, len += 1); |
427 | need (enc, len + 1); |
325 | *enc->cur++ = '\\'; |
428 | *enc->cur++ = '\\'; |
326 | *enc->cur++ = '"'; |
429 | *enc->cur++ = '"'; |
327 | } |
430 | } |
328 | else if (expect_false (ch == '\\')) |
431 | else if (expect_false (ch == '\\')) |
329 | { |
432 | { |
330 | need (enc, len += 1); |
433 | need (enc, len + 1); |
331 | *enc->cur++ = '\\'; |
434 | *enc->cur++ = '\\'; |
332 | *enc->cur++ = '\\'; |
435 | *enc->cur++ = '\\'; |
333 | } |
436 | } |
334 | else |
437 | else |
335 | *enc->cur++ = ch; |
438 | *enc->cur++ = ch; |
… | |
… | |
338 | } |
441 | } |
339 | else |
442 | else |
340 | { |
443 | { |
341 | switch (ch) |
444 | switch (ch) |
342 | { |
445 | { |
343 | case '\010': need (enc, len += 1); *enc->cur++ = '\\'; *enc->cur++ = 'b'; ++str; break; |
446 | case '\010': need (enc, len + 1); *enc->cur++ = '\\'; *enc->cur++ = 'b'; ++str; break; |
344 | case '\011': need (enc, len += 1); *enc->cur++ = '\\'; *enc->cur++ = 't'; ++str; break; |
447 | case '\011': need (enc, len + 1); *enc->cur++ = '\\'; *enc->cur++ = 't'; ++str; break; |
345 | case '\012': need (enc, len += 1); *enc->cur++ = '\\'; *enc->cur++ = 'n'; ++str; break; |
448 | case '\012': need (enc, len + 1); *enc->cur++ = '\\'; *enc->cur++ = 'n'; ++str; break; |
346 | case '\014': need (enc, len += 1); *enc->cur++ = '\\'; *enc->cur++ = 'f'; ++str; break; |
449 | case '\014': need (enc, len + 1); *enc->cur++ = '\\'; *enc->cur++ = 'f'; ++str; break; |
347 | case '\015': need (enc, len += 1); *enc->cur++ = '\\'; *enc->cur++ = 'r'; ++str; break; |
450 | case '\015': need (enc, len + 1); *enc->cur++ = '\\'; *enc->cur++ = 'r'; ++str; break; |
348 | |
451 | |
349 | default: |
452 | default: |
350 | { |
453 | { |
351 | STRLEN clen; |
454 | STRLEN clen; |
352 | UV uch; |
455 | UV uch; |
… | |
… | |
368 | if (uch >= 0x10000UL) |
471 | if (uch >= 0x10000UL) |
369 | { |
472 | { |
370 | if (uch >= 0x110000UL) |
473 | if (uch >= 0x110000UL) |
371 | croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch); |
474 | croak ("out of range codepoint (0x%lx) encountered, unrepresentable in JSON", (unsigned long)uch); |
372 | |
475 | |
373 | need (enc, len += 11); |
476 | need (enc, len + 11); |
374 | sprintf (enc->cur, "\\u%04x\\u%04x", |
477 | sprintf (enc->cur, "\\u%04x\\u%04x", |
375 | (int)((uch - 0x10000) / 0x400 + 0xD800), |
478 | (int)((uch - 0x10000) / 0x400 + 0xD800), |
376 | (int)((uch - 0x10000) % 0x400 + 0xDC00)); |
479 | (int)((uch - 0x10000) % 0x400 + 0xDC00)); |
377 | enc->cur += 12; |
480 | enc->cur += 12; |
378 | } |
481 | } |
379 | else |
482 | else |
380 | { |
483 | { |
381 | need (enc, len += 5); |
484 | need (enc, len + 5); |
382 | *enc->cur++ = '\\'; |
485 | *enc->cur++ = '\\'; |
383 | *enc->cur++ = 'u'; |
486 | *enc->cur++ = 'u'; |
384 | *enc->cur++ = PL_hexdigit [ uch >> 12 ]; |
487 | *enc->cur++ = PL_hexdigit [ uch >> 12 ]; |
385 | *enc->cur++ = PL_hexdigit [(uch >> 8) & 15]; |
488 | *enc->cur++ = PL_hexdigit [(uch >> 8) & 15]; |
386 | *enc->cur++ = PL_hexdigit [(uch >> 4) & 15]; |
489 | *enc->cur++ = PL_hexdigit [(uch >> 4) & 15]; |
… | |
… | |
394 | *enc->cur++ = uch; |
497 | *enc->cur++ = uch; |
395 | str += clen; |
498 | str += clen; |
396 | } |
499 | } |
397 | else if (is_utf8) |
500 | else if (is_utf8) |
398 | { |
501 | { |
399 | need (enc, len += clen); |
502 | need (enc, len + clen); |
400 | do |
503 | do |
401 | { |
504 | { |
402 | *enc->cur++ = *str++; |
505 | *enc->cur++ = *str++; |
403 | } |
506 | } |
404 | while (--clen); |
507 | while (--clen); |
405 | } |
508 | } |
406 | else |
509 | else |
407 | { |
510 | { |
408 | need (enc, len += UTF8_MAXBYTES - 1); // never more than 11 bytes needed |
511 | need (enc, len + UTF8_MAXBYTES - 1); // never more than 11 bytes needed |
409 | enc->cur = encode_utf8 (enc->cur, uch); |
512 | enc->cur = encode_utf8 (enc->cur, uch); |
410 | ++str; |
513 | ++str; |
411 | } |
514 | } |
412 | } |
515 | } |
413 | } |
516 | } |
… | |
… | |
467 | |
570 | |
468 | if (enc->indent >= enc->json.max_depth) |
571 | if (enc->indent >= enc->json.max_depth) |
469 | croak (ERR_NESTING_EXCEEDED); |
572 | croak (ERR_NESTING_EXCEEDED); |
470 | |
573 | |
471 | encode_ch (enc, '['); |
574 | encode_ch (enc, '['); |
472 | |
575 | |
473 | if (len >= 0) |
576 | if (len >= 0) |
474 | { |
577 | { |
475 | encode_nl (enc); ++enc->indent; |
578 | encode_nl (enc); ++enc->indent; |
476 | |
579 | |
477 | for (i = 0; i <= len; ++i) |
580 | for (i = 0; i <= len; ++i) |
… | |
… | |
489 | encode_comma (enc); |
592 | encode_comma (enc); |
490 | } |
593 | } |
491 | |
594 | |
492 | encode_nl (enc); --enc->indent; encode_indent (enc); |
595 | encode_nl (enc); --enc->indent; encode_indent (enc); |
493 | } |
596 | } |
494 | |
597 | |
495 | encode_ch (enc, ']'); |
598 | encode_ch (enc, ']'); |
496 | } |
599 | } |
497 | |
600 | |
498 | static void |
601 | static void |
499 | encode_hk (enc_t *enc, HE *he) |
602 | encode_hk (enc_t *enc, HE *he) |
… | |
… | |
503 | if (HeKLEN (he) == HEf_SVKEY) |
606 | if (HeKLEN (he) == HEf_SVKEY) |
504 | { |
607 | { |
505 | SV *sv = HeSVKEY (he); |
608 | SV *sv = HeSVKEY (he); |
506 | STRLEN len; |
609 | STRLEN len; |
507 | char *str; |
610 | char *str; |
508 | |
611 | |
509 | SvGETMAGIC (sv); |
612 | SvGETMAGIC (sv); |
510 | str = SvPV (sv, len); |
613 | str = SvPV (sv, len); |
511 | |
614 | |
512 | encode_str (enc, str, len, SvUTF8 (sv)); |
615 | encode_str (enc, str, len, SvUTF8 (sv)); |
513 | } |
616 | } |
… | |
… | |
579 | } |
682 | } |
580 | |
683 | |
581 | if (count) |
684 | if (count) |
582 | { |
685 | { |
583 | int i, fast = 1; |
686 | int i, fast = 1; |
584 | #if defined(__BORLANDC__) || defined(_MSC_VER) |
687 | HE *hes_stack [STACK_HES]; |
585 | HE **hes = _alloca (count * sizeof (HE)); |
688 | HE **hes = hes_stack; |
586 | #else |
689 | |
587 | HE *hes [count]; // if your compiler dies here, you need to enable C99 mode |
690 | // allocate larger arrays on the heap |
588 | #endif |
691 | if (count > STACK_HES) |
|
|
692 | { |
|
|
693 | SV *sv = sv_2mortal (NEWSV (0, count * sizeof (*hes))); |
|
|
694 | hes = (HE **)SvPVX (sv); |
|
|
695 | } |
589 | |
696 | |
590 | i = 0; |
697 | i = 0; |
591 | while ((he = hv_iternext (hv))) |
698 | while ((he = hv_iternext (hv))) |
592 | { |
699 | { |
593 | hes [i++] = he; |
700 | hes [i++] = he; |
… | |
… | |
662 | // encode objects, arrays and special \0=false and \1=true values. |
769 | // encode objects, arrays and special \0=false and \1=true values. |
663 | static void |
770 | static void |
664 | encode_rv (enc_t *enc, SV *sv) |
771 | encode_rv (enc_t *enc, SV *sv) |
665 | { |
772 | { |
666 | svtype svt; |
773 | svtype svt; |
|
|
774 | GV *method; |
667 | |
775 | |
668 | SvGETMAGIC (sv); |
776 | SvGETMAGIC (sv); |
669 | svt = SvTYPE (sv); |
777 | svt = SvTYPE (sv); |
670 | |
778 | |
671 | if (expect_false (SvOBJECT (sv))) |
779 | if (expect_false (SvOBJECT (sv))) |
672 | { |
780 | { |
673 | HV *stash = !JSON_SLOW || json_boolean_stash |
781 | HV *stash = SvSTASH (sv); |
674 | ? json_boolean_stash |
|
|
675 | : gv_stashpv ("JSON::XS::Boolean", 1); |
|
|
676 | |
782 | |
677 | if (SvSTASH (sv) == stash) |
783 | if (stash == bool_stash) |
678 | { |
784 | { |
679 | if (SvIV (sv)) |
|
|
680 | encode_str (enc, "true", 4, 0); |
785 | if (SvIV (sv)) encode_str (enc, "true" , 4, 0); |
681 | else |
|
|
682 | encode_str (enc, "false", 5, 0); |
786 | else encode_str (enc, "false", 5, 0); |
683 | } |
787 | } |
|
|
788 | else if ((enc->json.flags & F_ALLOW_TAGS) && (method = gv_fetchmethod_autoload (stash, "FREEZE", 0))) |
|
|
789 | { |
|
|
790 | int count; |
|
|
791 | dSP; |
|
|
792 | |
|
|
793 | ENTER; SAVETMPS; |
|
|
794 | PUSHMARK (SP); |
|
|
795 | EXTEND (SP, 2); |
|
|
796 | // we re-bless the reference to get overload and other niceties right |
|
|
797 | PUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
|
|
798 | PUSHs (sv_json); |
|
|
799 | |
|
|
800 | PUTBACK; |
|
|
801 | count = call_sv ((SV *)GvCV (method), G_ARRAY); |
|
|
802 | SPAGAIN; |
|
|
803 | |
|
|
804 | // catch this surprisingly common error |
|
|
805 | if (SvROK (TOPs) && SvRV (TOPs) == sv) |
|
|
806 | croak ("%s::FREEZE method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv))); |
|
|
807 | |
|
|
808 | encode_ch (enc, '('); |
|
|
809 | encode_ch (enc, '"'); |
|
|
810 | encode_str (enc, HvNAME (stash), HvNAMELEN (stash), HvNAMEUTF8 (stash)); |
|
|
811 | encode_ch (enc, '"'); |
|
|
812 | encode_ch (enc, ')'); |
|
|
813 | encode_ch (enc, '['); |
|
|
814 | |
|
|
815 | if (count) |
|
|
816 | { |
|
|
817 | int i; |
|
|
818 | |
|
|
819 | for (i = 0; i < count - 1; ++i) |
|
|
820 | { |
|
|
821 | encode_sv (enc, SP[i + 1 - count]); |
|
|
822 | encode_ch (enc, ','); |
|
|
823 | } |
|
|
824 | |
|
|
825 | encode_sv (enc, TOPs); |
|
|
826 | SP -= count; |
|
|
827 | } |
|
|
828 | |
|
|
829 | encode_ch (enc, ']'); |
|
|
830 | |
|
|
831 | FREETMPS; LEAVE; |
|
|
832 | } |
|
|
833 | else if ((enc->json.flags & F_CONV_BLESSED) && (method = gv_fetchmethod_autoload (stash, "TO_JSON", 0))) |
|
|
834 | { |
|
|
835 | dSP; |
|
|
836 | |
|
|
837 | ENTER; SAVETMPS; |
|
|
838 | PUSHMARK (SP); |
|
|
839 | // we re-bless the reference to get overload and other niceties right |
|
|
840 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
|
|
841 | |
|
|
842 | // calling with G_SCALAR ensures that we always get a 1 return value |
|
|
843 | PUTBACK; |
|
|
844 | call_sv ((SV *)GvCV (method), G_SCALAR); |
|
|
845 | SPAGAIN; |
|
|
846 | |
|
|
847 | // catch this surprisingly common error |
|
|
848 | if (SvROK (TOPs) && SvRV (TOPs) == sv) |
|
|
849 | croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv))); |
|
|
850 | |
|
|
851 | sv = POPs; |
|
|
852 | PUTBACK; |
|
|
853 | |
|
|
854 | encode_sv (enc, sv); |
|
|
855 | |
|
|
856 | FREETMPS; LEAVE; |
|
|
857 | } |
|
|
858 | else if (enc->json.flags & F_ALLOW_BLESSED) |
|
|
859 | encode_str (enc, "null", 4, 0); |
684 | else |
860 | else |
685 | { |
|
|
686 | #if 0 |
|
|
687 | if (0 && sv_derived_from (rv, "JSON::Literal")) |
|
|
688 | { |
|
|
689 | // not yet |
|
|
690 | } |
|
|
691 | #endif |
|
|
692 | if (enc->json.flags & F_CONV_BLESSED) |
|
|
693 | { |
|
|
694 | // we re-bless the reference to get overload and other niceties right |
|
|
695 | GV *to_json = gv_fetchmethod_autoload (SvSTASH (sv), "TO_JSON", 0); |
|
|
696 | |
|
|
697 | if (to_json) |
|
|
698 | { |
|
|
699 | dSP; |
|
|
700 | |
|
|
701 | ENTER; SAVETMPS; PUSHMARK (SP); |
|
|
702 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), SvSTASH (sv))); |
|
|
703 | |
|
|
704 | // calling with G_SCALAR ensures that we always get a 1 return value |
|
|
705 | PUTBACK; |
|
|
706 | call_sv ((SV *)GvCV (to_json), G_SCALAR); |
|
|
707 | SPAGAIN; |
|
|
708 | |
|
|
709 | // catch this surprisingly common error |
|
|
710 | if (SvROK (TOPs) && SvRV (TOPs) == sv) |
|
|
711 | croak ("%s::TO_JSON method returned same object as was passed instead of a new one", HvNAME (SvSTASH (sv))); |
|
|
712 | |
|
|
713 | sv = POPs; |
|
|
714 | PUTBACK; |
|
|
715 | |
|
|
716 | encode_sv (enc, sv); |
|
|
717 | |
|
|
718 | FREETMPS; LEAVE; |
|
|
719 | } |
|
|
720 | else if (enc->json.flags & F_ALLOW_BLESSED) |
|
|
721 | encode_str (enc, "null", 4, 0); |
|
|
722 | else |
|
|
723 | croak ("encountered object '%s', but neither allow_blessed enabled nor TO_JSON method available on it", |
|
|
724 | SvPV_nolen (sv_2mortal (newRV_inc (sv)))); |
|
|
725 | } |
|
|
726 | else if (enc->json.flags & F_ALLOW_BLESSED) |
|
|
727 | encode_str (enc, "null", 4, 0); |
|
|
728 | else |
|
|
729 | croak ("encountered object '%s', but neither allow_blessed nor convert_blessed settings are enabled", |
861 | croak ("encountered object '%s', but neither allow_blessed, convert_blessed nor allow_tags settings are enabled (or TO_JSON/FREEZE method missing)", |
730 | SvPV_nolen (sv_2mortal (newRV_inc (sv)))); |
862 | SvPV_nolen (sv_2mortal (newRV_inc (sv)))); |
731 | } |
|
|
732 | } |
863 | } |
733 | else if (svt == SVt_PVHV) |
864 | else if (svt == SVt_PVHV) |
734 | encode_hv (enc, (HV *)sv); |
865 | encode_hv (enc, (HV *)sv); |
735 | else if (svt == SVt_PVAV) |
866 | else if (svt == SVt_PVAV) |
736 | encode_av (enc, (AV *)sv); |
867 | encode_av (enc, (AV *)sv); |
737 | else if (svt < SVt_PVAV) |
868 | else if (svt < SVt_PVAV) |
738 | { |
869 | { |
739 | STRLEN len = 0; |
870 | int bool_type = ref_bool_type (sv); |
740 | char *pv = svt ? SvPV (sv, len) : 0; |
|
|
741 | |
871 | |
742 | if (len == 1 && *pv == '1') |
872 | if (bool_type == 1) |
743 | encode_str (enc, "true", 4, 0); |
873 | encode_str (enc, "true", 4, 0); |
744 | else if (len == 1 && *pv == '0') |
874 | else if (bool_type == 0) |
745 | encode_str (enc, "false", 5, 0); |
875 | encode_str (enc, "false", 5, 0); |
746 | else if (enc->json.flags & F_ALLOW_UNKNOWN) |
876 | else if (enc->json.flags & F_ALLOW_UNKNOWN) |
747 | encode_str (enc, "null", 4, 0); |
877 | encode_str (enc, "null", 4, 0); |
748 | else |
878 | else |
749 | croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1", |
879 | croak ("cannot encode reference to scalar '%s' unless the scalar is 0 or 1", |
… | |
… | |
812 | } |
942 | } |
813 | else |
943 | else |
814 | { |
944 | { |
815 | // large integer, use the (rather slow) snprintf way. |
945 | // large integer, use the (rather slow) snprintf way. |
816 | need (enc, IVUV_MAXCHARS); |
946 | need (enc, IVUV_MAXCHARS); |
817 | enc->cur += |
947 | enc->cur += |
818 | SvIsUV(sv) |
948 | SvIsUV(sv) |
819 | ? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv)) |
949 | ? snprintf (enc->cur, IVUV_MAXCHARS, "%"UVuf, (UV)SvUVX (sv)) |
820 | : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv)); |
950 | : snprintf (enc->cur, IVUV_MAXCHARS, "%"IVdf, (IV)SvIVX (sv)); |
821 | } |
951 | } |
822 | } |
952 | } |
823 | else if (SvROK (sv)) |
953 | else if (SvROK (sv)) |
824 | encode_rv (enc, SvRV (sv)); |
954 | encode_rv (enc, SvRV (sv)); |
825 | else if (!SvOK (sv) || enc->json.flags & F_ALLOW_UNKNOWN) |
955 | else if (!SvOK (sv) || enc->json.flags & F_ALLOW_UNKNOWN) |
826 | encode_str (enc, "null", 4, 0); |
956 | encode_str (enc, "null", 4, 0); |
827 | else |
957 | else |
828 | croak ("encountered perl type (%s,0x%x) that JSON cannot handle, you might want to report this", |
958 | croak ("encountered perl type (%s,0x%x) that JSON cannot handle, check your input data", |
829 | SvPV_nolen (sv), SvFLAGS (sv)); |
959 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
830 | } |
960 | } |
831 | |
961 | |
832 | static SV * |
962 | static SV * |
833 | encode_json (SV *scalar, JSON *json) |
963 | encode_json (SV *scalar, JSON *json) |
834 | { |
964 | { |
835 | enc_t enc; |
965 | enc_t enc; |
836 | |
966 | |
837 | if (!(json->flags & F_ALLOW_NONREF) && !SvROK (scalar)) |
967 | if (!(json->flags & F_ALLOW_NONREF) && json_nonref (scalar)) |
838 | croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)"); |
968 | croak ("hash- or arrayref expected (not a simple scalar, use allow_nonref to allow this)"); |
839 | |
969 | |
840 | enc.json = *json; |
970 | enc.json = *json; |
841 | enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE)); |
971 | enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE)); |
842 | enc.cur = SvPVX (enc.sv); |
972 | enc.cur = SvPVX (enc.sv); |
… | |
… | |
1049 | *cur++ = *dec_cur++; |
1179 | *cur++ = *dec_cur++; |
1050 | while (--clen); |
1180 | while (--clen); |
1051 | |
1181 | |
1052 | utf8 = 1; |
1182 | utf8 = 1; |
1053 | } |
1183 | } |
|
|
1184 | else if (ch == '\t' && dec->json.flags & F_RELAXED) |
|
|
1185 | *cur++ = ch; |
1054 | else |
1186 | else |
1055 | { |
1187 | { |
1056 | --dec_cur; |
1188 | --dec_cur; |
1057 | |
1189 | |
1058 | if (!ch) |
1190 | if (!ch) |
… | |
… | |
1068 | |
1200 | |
1069 | if (sv) |
1201 | if (sv) |
1070 | { |
1202 | { |
1071 | STRLEN cur = SvCUR (sv); |
1203 | STRLEN cur = SvCUR (sv); |
1072 | |
1204 | |
1073 | if (SvLEN (sv) <= cur + len) |
1205 | if (SvLEN (sv) - cur <= len) |
1074 | SvGROW (sv, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1); |
1206 | json_sv_grow (sv, cur, len); |
1075 | |
1207 | |
1076 | memcpy (SvPVX (sv) + SvCUR (sv), buf, len); |
1208 | memcpy (SvPVX (sv) + SvCUR (sv), buf, len); |
1077 | SvCUR_set (sv, SvCUR (sv) + len); |
1209 | SvCUR_set (sv, SvCUR (sv) + len); |
1078 | } |
1210 | } |
1079 | else |
1211 | else |
… | |
… | |
1246 | if (*dec->cur == ']') |
1378 | if (*dec->cur == ']') |
1247 | { |
1379 | { |
1248 | ++dec->cur; |
1380 | ++dec->cur; |
1249 | break; |
1381 | break; |
1250 | } |
1382 | } |
1251 | |
1383 | |
1252 | if (*dec->cur != ',') |
1384 | if (*dec->cur != ',') |
1253 | ERR (", or ] expected while parsing array"); |
1385 | ERR (", or ] expected while parsing array"); |
1254 | |
1386 | |
1255 | ++dec->cur; |
1387 | ++dec->cur; |
1256 | |
1388 | |
… | |
… | |
1380 | |
1512 | |
1381 | hv_iterinit (hv); |
1513 | hv_iterinit (hv); |
1382 | he = hv_iternext (hv); |
1514 | he = hv_iternext (hv); |
1383 | hv_iterinit (hv); |
1515 | hv_iterinit (hv); |
1384 | |
1516 | |
1385 | // the next line creates a mortal sv each time its called. |
1517 | // the next line creates a mortal sv each time it's called. |
1386 | // might want to optimise this for common cases. |
1518 | // might want to optimise this for common cases. |
1387 | cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0); |
1519 | cb = hv_fetch_ent (dec->json.cb_sk_object, hv_iterkeysv (he), 0, 0); |
1388 | |
1520 | |
1389 | if (cb) |
1521 | if (cb) |
1390 | { |
1522 | { |
1391 | dSP; |
1523 | dSP; |
1392 | int count; |
1524 | int count; |
1393 | |
1525 | |
1394 | ENTER; SAVETMPS; PUSHMARK (SP); |
1526 | ENTER; SAVETMPS; |
|
|
1527 | PUSHMARK (SP); |
1395 | XPUSHs (HeVAL (he)); |
1528 | XPUSHs (HeVAL (he)); |
|
|
1529 | sv_2mortal (sv); |
1396 | |
1530 | |
1397 | PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN; |
1531 | PUTBACK; count = call_sv (HeVAL (cb), G_ARRAY); SPAGAIN; |
1398 | |
1532 | |
1399 | if (count == 1) |
1533 | if (count == 1) |
1400 | { |
1534 | { |
1401 | sv = newSVsv (POPs); |
1535 | sv = newSVsv (POPs); |
1402 | FREETMPS; LEAVE; |
1536 | FREETMPS; LEAVE; |
1403 | return sv; |
1537 | return sv; |
1404 | } |
1538 | } |
|
|
1539 | else if (count) |
|
|
1540 | croak ("filter_json_single_key_object callbacks must not return more than one scalar"); |
1405 | |
1541 | |
|
|
1542 | SvREFCNT_inc (sv); |
1406 | FREETMPS; LEAVE; |
1543 | FREETMPS; LEAVE; |
1407 | } |
1544 | } |
1408 | } |
1545 | } |
1409 | |
1546 | |
1410 | if (dec->json.cb_object) |
1547 | if (dec->json.cb_object) |
1411 | { |
1548 | { |
1412 | dSP; |
1549 | dSP; |
1413 | int count; |
1550 | int count; |
1414 | |
1551 | |
1415 | ENTER; SAVETMPS; PUSHMARK (SP); |
1552 | ENTER; SAVETMPS; |
|
|
1553 | PUSHMARK (SP); |
1416 | XPUSHs (sv_2mortal (sv)); |
1554 | XPUSHs (sv_2mortal (sv)); |
1417 | |
1555 | |
1418 | PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN; |
1556 | PUTBACK; count = call_sv (dec->json.cb_object, G_ARRAY); SPAGAIN; |
1419 | |
1557 | |
1420 | if (count == 1) |
1558 | if (count == 1) |
1421 | { |
1559 | { |
1422 | sv = newSVsv (POPs); |
1560 | sv = newSVsv (POPs); |
1423 | FREETMPS; LEAVE; |
1561 | FREETMPS; LEAVE; |
1424 | return sv; |
1562 | return sv; |
1425 | } |
1563 | } |
|
|
1564 | else if (count) |
|
|
1565 | croak ("filter_json_object callbacks must not return more than one scalar"); |
1426 | |
1566 | |
1427 | SvREFCNT_inc (sv); |
1567 | SvREFCNT_inc (sv); |
1428 | FREETMPS; LEAVE; |
1568 | FREETMPS; LEAVE; |
1429 | } |
1569 | } |
1430 | } |
1570 | } |
… | |
… | |
1436 | DEC_DEC_DEPTH; |
1576 | DEC_DEC_DEPTH; |
1437 | return 0; |
1577 | return 0; |
1438 | } |
1578 | } |
1439 | |
1579 | |
1440 | static SV * |
1580 | static SV * |
|
|
1581 | decode_tag (dec_t *dec) |
|
|
1582 | { |
|
|
1583 | SV *tag = 0; |
|
|
1584 | SV *val = 0; |
|
|
1585 | |
|
|
1586 | if (!(dec->json.flags & F_ALLOW_TAGS)) |
|
|
1587 | ERR ("malformed JSON string, neither array, object, number, string or atom"); |
|
|
1588 | |
|
|
1589 | ++dec->cur; |
|
|
1590 | |
|
|
1591 | decode_ws (dec); |
|
|
1592 | |
|
|
1593 | tag = decode_sv (dec); |
|
|
1594 | if (!tag) |
|
|
1595 | goto fail; |
|
|
1596 | |
|
|
1597 | if (!SvPOK (tag)) |
|
|
1598 | ERR ("malformed JSON string, (tag) must be a string"); |
|
|
1599 | |
|
|
1600 | decode_ws (dec); |
|
|
1601 | |
|
|
1602 | if (*dec->cur != ')') |
|
|
1603 | ERR (") expected after tag"); |
|
|
1604 | |
|
|
1605 | ++dec->cur; |
|
|
1606 | |
|
|
1607 | decode_ws (dec); |
|
|
1608 | |
|
|
1609 | val = decode_sv (dec); |
|
|
1610 | if (!val) |
|
|
1611 | goto fail; |
|
|
1612 | |
|
|
1613 | if (!SvROK (val) || SvTYPE (SvRV (val)) != SVt_PVAV) |
|
|
1614 | ERR ("malformed JSON string, tag value must be an array"); |
|
|
1615 | |
|
|
1616 | { |
|
|
1617 | AV *av = (AV *)SvRV (val); |
|
|
1618 | int i, len = av_len (av) + 1; |
|
|
1619 | HV *stash = gv_stashsv (tag, 0); |
|
|
1620 | SV *sv; |
|
|
1621 | |
|
|
1622 | if (!stash) |
|
|
1623 | ERR ("cannot decode perl-object (package does not exist)"); |
|
|
1624 | |
|
|
1625 | GV *method = gv_fetchmethod_autoload (stash, "THAW", 0); |
|
|
1626 | |
|
|
1627 | if (!method) |
|
|
1628 | ERR ("cannot decode perl-object (package does not have a THAW method)"); |
|
|
1629 | |
|
|
1630 | dSP; |
|
|
1631 | |
|
|
1632 | ENTER; SAVETMPS; |
|
|
1633 | PUSHMARK (SP); |
|
|
1634 | EXTEND (SP, len + 2); |
|
|
1635 | // we re-bless the reference to get overload and other niceties right |
|
|
1636 | PUSHs (tag); |
|
|
1637 | PUSHs (sv_json); |
|
|
1638 | |
|
|
1639 | for (i = 0; i < len; ++i) |
|
|
1640 | PUSHs (*av_fetch (av, i, 1)); |
|
|
1641 | |
|
|
1642 | PUTBACK; |
|
|
1643 | call_sv ((SV *)GvCV (method), G_SCALAR); |
|
|
1644 | SPAGAIN; |
|
|
1645 | |
|
|
1646 | SvREFCNT_dec (tag); |
|
|
1647 | SvREFCNT_dec (val); |
|
|
1648 | sv = SvREFCNT_inc (POPs); |
|
|
1649 | |
|
|
1650 | PUTBACK; |
|
|
1651 | |
|
|
1652 | FREETMPS; LEAVE; |
|
|
1653 | |
|
|
1654 | return sv; |
|
|
1655 | } |
|
|
1656 | |
|
|
1657 | fail: |
|
|
1658 | SvREFCNT_dec (tag); |
|
|
1659 | SvREFCNT_dec (val); |
|
|
1660 | return 0; |
|
|
1661 | } |
|
|
1662 | |
|
|
1663 | static SV * |
1441 | decode_sv (dec_t *dec) |
1664 | decode_sv (dec_t *dec) |
1442 | { |
1665 | { |
1443 | // the beauty of JSON: you need exactly one character lookahead |
1666 | // the beauty of JSON: you need exactly one character lookahead |
1444 | // to parse everything. |
1667 | // to parse everything. |
1445 | switch (*dec->cur) |
1668 | switch (*dec->cur) |
1446 | { |
1669 | { |
1447 | case '"': ++dec->cur; return decode_str (dec); |
1670 | case '"': ++dec->cur; return decode_str (dec); |
1448 | case '[': ++dec->cur; return decode_av (dec); |
1671 | case '[': ++dec->cur; return decode_av (dec); |
1449 | case '{': ++dec->cur; return decode_hv (dec); |
1672 | case '{': ++dec->cur; return decode_hv (dec); |
|
|
1673 | case '(': return decode_tag (dec); |
1450 | |
1674 | |
1451 | case '-': |
1675 | case '-': |
1452 | case '0': case '1': case '2': case '3': case '4': |
1676 | case '0': case '1': case '2': case '3': case '4': |
1453 | case '5': case '6': case '7': case '8': case '9': |
1677 | case '5': case '6': case '7': case '8': case '9': |
1454 | return decode_num (dec); |
1678 | return decode_num (dec); |
1455 | |
1679 | |
|
|
1680 | case 'f': |
|
|
1681 | if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5)) |
|
|
1682 | { |
|
|
1683 | dec->cur += 5; |
|
|
1684 | |
|
|
1685 | if (expect_false (!dec->json.v_false)) |
|
|
1686 | dec->json.v_false = GET_BOOL (false); |
|
|
1687 | |
|
|
1688 | return newSVsv (dec->json.v_false); |
|
|
1689 | } |
|
|
1690 | else |
|
|
1691 | ERR ("'false' expected"); |
|
|
1692 | |
|
|
1693 | break; |
|
|
1694 | |
1456 | case 't': |
1695 | case 't': |
1457 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4)) |
1696 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "true", 4)) |
1458 | { |
1697 | { |
1459 | dec->cur += 4; |
1698 | dec->cur += 4; |
1460 | #if JSON_SLOW |
1699 | |
1461 | json_true = get_bool ("JSON::XS::true"); |
1700 | if (expect_false (!dec->json.v_true)) |
1462 | #endif |
1701 | dec->json.v_true = GET_BOOL (true); |
|
|
1702 | |
1463 | return newSVsv (json_true); |
1703 | return newSVsv (dec->json.v_true); |
1464 | } |
1704 | } |
1465 | else |
1705 | else |
1466 | ERR ("'true' expected"); |
1706 | ERR ("'true' expected"); |
1467 | |
|
|
1468 | break; |
|
|
1469 | |
|
|
1470 | case 'f': |
|
|
1471 | if (dec->end - dec->cur >= 5 && !memcmp (dec->cur, "false", 5)) |
|
|
1472 | { |
|
|
1473 | dec->cur += 5; |
|
|
1474 | #if JSON_SLOW |
|
|
1475 | json_false = get_bool ("JSON::XS::false"); |
|
|
1476 | #endif |
|
|
1477 | return newSVsv (json_false); |
|
|
1478 | } |
|
|
1479 | else |
|
|
1480 | ERR ("'false' expected"); |
|
|
1481 | |
1707 | |
1482 | break; |
1708 | break; |
1483 | |
1709 | |
1484 | case 'n': |
1710 | case 'n': |
1485 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "null", 4)) |
1711 | if (dec->end - dec->cur >= 4 && !memcmp (dec->cur, "null", 4)) |
… | |
… | |
1491 | ERR ("'null' expected"); |
1717 | ERR ("'null' expected"); |
1492 | |
1718 | |
1493 | break; |
1719 | break; |
1494 | |
1720 | |
1495 | default: |
1721 | default: |
1496 | ERR ("malformed JSON string, neither array, object, number, string or atom"); |
1722 | ERR ("malformed JSON string, neither tag, array, object, number, string or atom"); |
1497 | break; |
1723 | break; |
1498 | } |
1724 | } |
1499 | |
1725 | |
1500 | fail: |
1726 | fail: |
1501 | return 0; |
1727 | return 0; |
1502 | } |
1728 | } |
1503 | |
1729 | |
1504 | static SV * |
1730 | static SV * |
1505 | decode_json (SV *string, JSON *json, char **offset_return) |
1731 | decode_json (SV *string, JSON *json, STRLEN *offset_return) |
1506 | { |
1732 | { |
1507 | dec_t dec; |
1733 | dec_t dec; |
1508 | SV *sv; |
1734 | SV *sv; |
1509 | |
1735 | |
1510 | /* work around bugs in 5.10 where manipulating magic values |
1736 | /* work around bugs in 5.10 where manipulating magic values |
1511 | * will perl ignore the magic in subsequent accesses |
1737 | * makes perl ignore the magic in subsequent accesses. |
|
|
1738 | * also make a copy of non-PV values, to get them into a clean |
|
|
1739 | * state (SvPV should do that, but it's buggy, see below). |
|
|
1740 | * |
|
|
1741 | * SvIsCOW_shared_hash works around a bug in perl (possibly 5.16), |
|
|
1742 | * as reported by Reini Urban. |
1512 | */ |
1743 | */ |
1513 | /*SvGETMAGIC (string);*/ |
1744 | /*SvGETMAGIC (string);*/ |
1514 | if (SvMAGICAL (string)) |
1745 | if (SvMAGICAL (string) || !SvPOK (string) || SvIsCOW_shared_hash (string)) |
1515 | string = sv_2mortal (newSVsv (string)); |
1746 | string = sv_2mortal (newSVsv (string)); |
1516 | |
1747 | |
1517 | SvUPGRADE (string, SVt_PV); |
1748 | SvUPGRADE (string, SVt_PV); |
1518 | |
1749 | |
1519 | /* work around a bug in perl 5.10, which causes SvCUR to fail an |
1750 | /* work around a bug in perl 5.10, which causes SvCUR to fail an |
… | |
… | |
1536 | if (offset > json->max_size && json->max_size) |
1767 | if (offset > json->max_size && json->max_size) |
1537 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
1768 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
1538 | (unsigned long)SvCUR (string), (unsigned long)json->max_size); |
1769 | (unsigned long)SvCUR (string), (unsigned long)json->max_size); |
1539 | } |
1770 | } |
1540 | |
1771 | |
1541 | if (json->flags & F_UTF8) |
1772 | if (DECODE_WANTS_OCTETS (json)) |
1542 | sv_utf8_downgrade (string, 0); |
1773 | sv_utf8_downgrade (string, 0); |
1543 | else |
1774 | else |
1544 | sv_utf8_upgrade (string); |
1775 | sv_utf8_upgrade (string); |
1545 | |
1776 | |
1546 | SvGROW (string, SvCUR (string) + 1); // should basically be a NOP |
1777 | SvGROW (string, SvCUR (string) + 1); // should basically be a NOP |
… | |
… | |
1558 | |
1789 | |
1559 | decode_ws (&dec); |
1790 | decode_ws (&dec); |
1560 | sv = decode_sv (&dec); |
1791 | sv = decode_sv (&dec); |
1561 | |
1792 | |
1562 | if (offset_return) |
1793 | if (offset_return) |
1563 | *offset_return = dec.cur; |
1794 | *offset_return = dec.cur - SvPVX (string); |
1564 | |
1795 | else if (sv) |
1565 | if (!(offset_return || !sv)) |
|
|
1566 | { |
1796 | { |
1567 | // check for trailing garbage |
1797 | // check for trailing garbage |
1568 | decode_ws (&dec); |
1798 | decode_ws (&dec); |
1569 | |
1799 | |
1570 | if (*dec.cur) |
1800 | if (dec.cur != dec.end) |
1571 | { |
1801 | { |
1572 | dec.err = "garbage after JSON object"; |
1802 | dec.err = "garbage after JSON object"; |
1573 | SvREFCNT_dec (sv); |
1803 | SvREFCNT_dec (sv); |
1574 | sv = 0; |
1804 | sv = 0; |
1575 | } |
1805 | } |
… | |
… | |
1588 | pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ); |
1818 | pv_uni_display (uni, dec.cur, dec.end - dec.cur, 20, UNI_DISPLAY_QQ); |
1589 | LEAVE; |
1819 | LEAVE; |
1590 | |
1820 | |
1591 | croak ("%s, at character offset %d (before \"%s\")", |
1821 | croak ("%s, at character offset %d (before \"%s\")", |
1592 | dec.err, |
1822 | dec.err, |
1593 | ptr_to_index (string, dec.cur), |
1823 | (int)ptr_to_index (string, dec.cur), |
1594 | dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)"); |
1824 | dec.cur != dec.end ? SvPV_nolen (uni) : "(end of string)"); |
1595 | } |
1825 | } |
1596 | |
1826 | |
1597 | sv = sv_2mortal (sv); |
1827 | sv = sv_2mortal (sv); |
1598 | |
1828 | |
1599 | if (!(dec.json.flags & F_ALLOW_NONREF) && !SvROK (sv)) |
1829 | if (!(dec.json.flags & F_ALLOW_NONREF) && json_nonref (sv)) |
1600 | croak ("JSON text must be an object or array (but found number, string, true, false or null, use allow_nonref to allow this)"); |
1830 | croak ("JSON text must be an object or array (but found number, string, true, false or null, use allow_nonref to allow this)"); |
1601 | |
1831 | |
1602 | return sv; |
1832 | return sv; |
1603 | } |
1833 | } |
1604 | |
1834 | |
… | |
… | |
1726 | self->incr_mode = INCR_M_STR; |
1956 | self->incr_mode = INCR_M_STR; |
1727 | goto incr_m_str; |
1957 | goto incr_m_str; |
1728 | |
1958 | |
1729 | case '[': |
1959 | case '[': |
1730 | case '{': |
1960 | case '{': |
|
|
1961 | case '(': |
1731 | if (++self->incr_nest > self->max_depth) |
1962 | if (++self->incr_nest > self->max_depth) |
1732 | croak (ERR_NESTING_EXCEEDED); |
1963 | croak (ERR_NESTING_EXCEEDED); |
1733 | break; |
1964 | break; |
1734 | |
1965 | |
1735 | case ']': |
1966 | case ']': |
1736 | case '}': |
1967 | case '}': |
1737 | if (--self->incr_nest <= 0) |
1968 | if (--self->incr_nest <= 0) |
1738 | goto interrupt; |
1969 | goto interrupt; |
|
|
1970 | break; |
|
|
1971 | |
|
|
1972 | case ')': |
|
|
1973 | --self->incr_nest; |
1739 | break; |
1974 | break; |
1740 | |
1975 | |
1741 | case '#': |
1976 | case '#': |
1742 | self->incr_mode = INCR_M_C1; |
1977 | self->incr_mode = INCR_M_C1; |
1743 | goto incr_m_c; |
1978 | goto incr_m_c; |
… | |
… | |
1769 | i >= '0' && i <= '9' ? i - '0' |
2004 | i >= '0' && i <= '9' ? i - '0' |
1770 | : i >= 'a' && i <= 'f' ? i - 'a' + 10 |
2005 | : i >= 'a' && i <= 'f' ? i - 'a' + 10 |
1771 | : i >= 'A' && i <= 'F' ? i - 'A' + 10 |
2006 | : i >= 'A' && i <= 'F' ? i - 'A' + 10 |
1772 | : -1; |
2007 | : -1; |
1773 | |
2008 | |
1774 | json_stash = gv_stashpv ("JSON::XS" , 1); |
2009 | json_stash = gv_stashpv ("JSON::XS" , 1); |
1775 | json_boolean_stash = gv_stashpv ("JSON::XS::Boolean", 1); |
2010 | bool_stash = gv_stashpv ("Types::Serialiser::Boolean", 1); |
1776 | |
|
|
1777 | json_true = get_bool ("JSON::XS::true"); |
|
|
1778 | json_false = get_bool ("JSON::XS::false"); |
2011 | bool_false = get_bool ("Types::Serialiser::false"); |
|
|
2012 | bool_true = get_bool ("Types::Serialiser::true"); |
|
|
2013 | |
|
|
2014 | sv_json = newSVpv ("JSON", 0); |
|
|
2015 | SvREADONLY_on (sv_json); |
1779 | |
2016 | |
1780 | CvNODEBUG_on (get_cv ("JSON::XS::incr_text", 0)); /* the debugger completely breaks lvalue subs */ |
2017 | CvNODEBUG_on (get_cv ("JSON::XS::incr_text", 0)); /* the debugger completely breaks lvalue subs */ |
1781 | } |
2018 | } |
1782 | |
2019 | |
1783 | PROTOTYPES: DISABLE |
2020 | PROTOTYPES: DISABLE |
1784 | |
2021 | |
1785 | void CLONE (...) |
2022 | void CLONE (...) |
1786 | CODE: |
2023 | CODE: |
|
|
2024 | // as long as these writes are atomic, the race should not matter |
|
|
2025 | // as existing threads either already use 0, or use the old value, |
|
|
2026 | // which is sitll correct for the initial thread. |
1787 | json_stash = 0; |
2027 | json_stash = 0; |
1788 | json_boolean_stash = 0; |
2028 | bool_stash = 0; |
|
|
2029 | bool_false = 0; |
|
|
2030 | bool_true = 0; |
1789 | |
2031 | |
1790 | void new (char *klass) |
2032 | void new (char *klass) |
1791 | PPCODE: |
2033 | PPCODE: |
1792 | { |
2034 | { |
1793 | SV *pv = NEWSV (0, sizeof (JSON)); |
2035 | SV *pv = NEWSV (0, sizeof (JSON)); |
1794 | SvPOK_only (pv); |
2036 | SvPOK_only (pv); |
1795 | json_init ((JSON *)SvPVX (pv)); |
2037 | json_init ((JSON *)SvPVX (pv)); |
1796 | XPUSHs (sv_2mortal (sv_bless ( |
2038 | XPUSHs (sv_2mortal (sv_bless ( |
1797 | newRV_noinc (pv), |
2039 | newRV_noinc (pv), |
1798 | strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1) |
2040 | strEQ (klass, "JSON::XS") ? JSON_STASH : gv_stashpv (klass, 1) |
1799 | ))); |
2041 | ))); |
1800 | } |
2042 | } |
|
|
2043 | |
|
|
2044 | void boolean_values (JSON *self, SV *v_false = 0, SV *v_true = 0) |
|
|
2045 | PPCODE: |
|
|
2046 | self->v_false = newSVsv (v_false); |
|
|
2047 | self->v_true = newSVsv (v_true); |
|
|
2048 | XPUSHs (ST (0)); |
|
|
2049 | |
|
|
2050 | void get_boolean_values (JSON *self) |
|
|
2051 | PPCODE: |
|
|
2052 | if (self->v_false && self->v_true) |
|
|
2053 | { |
|
|
2054 | EXTEND (SP, 2); |
|
|
2055 | PUSHs (self->v_false); |
|
|
2056 | PUSHs (self->v_true); |
|
|
2057 | } |
1801 | |
2058 | |
1802 | void ascii (JSON *self, int enable = 1) |
2059 | void ascii (JSON *self, int enable = 1) |
1803 | ALIAS: |
2060 | ALIAS: |
1804 | ascii = F_ASCII |
2061 | ascii = F_ASCII |
1805 | latin1 = F_LATIN1 |
2062 | latin1 = F_LATIN1 |
… | |
… | |
1813 | shrink = F_SHRINK |
2070 | shrink = F_SHRINK |
1814 | allow_blessed = F_ALLOW_BLESSED |
2071 | allow_blessed = F_ALLOW_BLESSED |
1815 | convert_blessed = F_CONV_BLESSED |
2072 | convert_blessed = F_CONV_BLESSED |
1816 | relaxed = F_RELAXED |
2073 | relaxed = F_RELAXED |
1817 | allow_unknown = F_ALLOW_UNKNOWN |
2074 | allow_unknown = F_ALLOW_UNKNOWN |
|
|
2075 | allow_tags = F_ALLOW_TAGS |
1818 | PPCODE: |
2076 | PPCODE: |
1819 | { |
2077 | { |
1820 | if (enable) |
2078 | if (enable) |
1821 | self->flags |= ix; |
2079 | self->flags |= ix; |
1822 | else |
2080 | else |
… | |
… | |
1838 | get_shrink = F_SHRINK |
2096 | get_shrink = F_SHRINK |
1839 | get_allow_blessed = F_ALLOW_BLESSED |
2097 | get_allow_blessed = F_ALLOW_BLESSED |
1840 | get_convert_blessed = F_CONV_BLESSED |
2098 | get_convert_blessed = F_CONV_BLESSED |
1841 | get_relaxed = F_RELAXED |
2099 | get_relaxed = F_RELAXED |
1842 | get_allow_unknown = F_ALLOW_UNKNOWN |
2100 | get_allow_unknown = F_ALLOW_UNKNOWN |
|
|
2101 | get_allow_tags = F_ALLOW_TAGS |
1843 | PPCODE: |
2102 | PPCODE: |
1844 | XPUSHs (boolSV (self->flags & ix)); |
2103 | XPUSHs (boolSV (self->flags & ix)); |
1845 | |
2104 | |
1846 | void max_depth (JSON *self, U32 max_depth = 0x80000000UL) |
2105 | void max_depth (JSON *self, U32 max_depth = 0x80000000UL) |
1847 | PPCODE: |
2106 | PPCODE: |
… | |
… | |
1875 | } |
2134 | } |
1876 | |
2135 | |
1877 | void filter_json_single_key_object (JSON *self, SV *key, SV *cb = &PL_sv_undef) |
2136 | void filter_json_single_key_object (JSON *self, SV *key, SV *cb = &PL_sv_undef) |
1878 | PPCODE: |
2137 | PPCODE: |
1879 | { |
2138 | { |
1880 | if (!self->cb_sk_object) |
2139 | if (!self->cb_sk_object) |
1881 | self->cb_sk_object = newHV (); |
2140 | self->cb_sk_object = newHV (); |
1882 | |
2141 | |
1883 | if (SvOK (cb)) |
2142 | if (SvOK (cb)) |
1884 | hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0); |
2143 | hv_store_ent (self->cb_sk_object, key, newSVsv (cb), 0); |
1885 | else |
2144 | else |
… | |
… | |
1896 | XPUSHs (ST (0)); |
2155 | XPUSHs (ST (0)); |
1897 | } |
2156 | } |
1898 | |
2157 | |
1899 | void encode (JSON *self, SV *scalar) |
2158 | void encode (JSON *self, SV *scalar) |
1900 | PPCODE: |
2159 | PPCODE: |
1901 | XPUSHs (encode_json (scalar, self)); |
2160 | PUTBACK; scalar = encode_json (scalar, self); SPAGAIN; |
|
|
2161 | XPUSHs (scalar); |
1902 | |
2162 | |
1903 | void decode (JSON *self, SV *jsonstr) |
2163 | void decode (JSON *self, SV *jsonstr) |
1904 | PPCODE: |
2164 | PPCODE: |
1905 | XPUSHs (decode_json (jsonstr, self, 0)); |
2165 | PUTBACK; jsonstr = decode_json (jsonstr, self, 0); SPAGAIN; |
|
|
2166 | XPUSHs (jsonstr); |
1906 | |
2167 | |
1907 | void decode_prefix (JSON *self, SV *jsonstr) |
2168 | void decode_prefix (JSON *self, SV *jsonstr) |
1908 | PPCODE: |
2169 | PPCODE: |
1909 | { |
2170 | { |
1910 | char *offset; |
2171 | SV *sv; |
|
|
2172 | STRLEN offset; |
|
|
2173 | PUTBACK; sv = decode_json (jsonstr, self, &offset); SPAGAIN; |
1911 | EXTEND (SP, 2); |
2174 | EXTEND (SP, 2); |
1912 | PUSHs (decode_json (jsonstr, self, &offset)); |
2175 | PUSHs (sv); |
1913 | PUSHs (sv_2mortal (newSVuv (ptr_to_index (jsonstr, offset)))); |
2176 | PUSHs (sv_2mortal (newSVuv (ptr_to_index (jsonstr, SvPV_nolen (jsonstr) + offset)))); |
1914 | } |
2177 | } |
1915 | |
2178 | |
1916 | void incr_parse (JSON *self, SV *jsonstr = 0) |
2179 | void incr_parse (JSON *self, SV *jsonstr = 0) |
1917 | PPCODE: |
2180 | PPCODE: |
1918 | { |
2181 | { |
1919 | if (!self->incr_text) |
2182 | if (!self->incr_text) |
1920 | self->incr_text = newSVpvn ("", 0); |
2183 | self->incr_text = newSVpvn ("", 0); |
|
|
2184 | |
|
|
2185 | /* if utf8-ness doesn't match the decoder, need to upgrade/downgrade */ |
|
|
2186 | if (!DECODE_WANTS_OCTETS (self) == !SvUTF8 (self->incr_text)) |
|
|
2187 | if (DECODE_WANTS_OCTETS (self)) |
|
|
2188 | { |
|
|
2189 | if (self->incr_pos) |
|
|
2190 | self->incr_pos = utf8_length ((U8 *)SvPVX (self->incr_text), |
|
|
2191 | (U8 *)SvPVX (self->incr_text) + self->incr_pos); |
|
|
2192 | |
|
|
2193 | sv_utf8_downgrade (self->incr_text, 0); |
|
|
2194 | } |
|
|
2195 | else |
|
|
2196 | { |
|
|
2197 | sv_utf8_upgrade (self->incr_text); |
|
|
2198 | |
|
|
2199 | if (self->incr_pos) |
|
|
2200 | self->incr_pos = utf8_hop ((U8 *)SvPVX (self->incr_text), self->incr_pos) |
|
|
2201 | - (U8 *)SvPVX (self->incr_text); |
|
|
2202 | } |
1921 | |
2203 | |
1922 | // append data, if any |
2204 | // append data, if any |
1923 | if (jsonstr) |
2205 | if (jsonstr) |
1924 | { |
2206 | { |
|
|
2207 | /* make sure both strings have same encoding */ |
|
|
2208 | if (SvUTF8 (jsonstr) != SvUTF8 (self->incr_text)) |
1925 | if (SvUTF8 (jsonstr)) |
2209 | if (SvUTF8 (jsonstr)) |
|
|
2210 | sv_utf8_downgrade (jsonstr, 0); |
1926 | { |
2211 | else |
1927 | if (!SvUTF8 (self->incr_text)) |
|
|
1928 | { |
|
|
1929 | /* utf-8-ness differs, need to upgrade */ |
|
|
1930 | sv_utf8_upgrade (self->incr_text); |
|
|
1931 | |
|
|
1932 | if (self->incr_pos) |
|
|
1933 | self->incr_pos = utf8_hop ((U8 *)SvPVX (self->incr_text), self->incr_pos) |
|
|
1934 | - (U8 *)SvPVX (self->incr_text); |
|
|
1935 | } |
|
|
1936 | } |
|
|
1937 | else if (SvUTF8 (self->incr_text)) |
|
|
1938 | sv_utf8_upgrade (jsonstr); |
2212 | sv_utf8_upgrade (jsonstr); |
1939 | |
2213 | |
|
|
2214 | /* and then just blindly append */ |
1940 | { |
2215 | { |
1941 | STRLEN len; |
2216 | STRLEN len; |
1942 | const char *str = SvPV (jsonstr, len); |
2217 | const char *str = SvPV (jsonstr, len); |
1943 | STRLEN cur = SvCUR (self->incr_text); |
2218 | STRLEN cur = SvCUR (self->incr_text); |
1944 | |
2219 | |
1945 | if (SvLEN (self->incr_text) <= cur + len) |
2220 | if (SvLEN (self->incr_text) - cur <= len) |
1946 | SvGROW (self->incr_text, cur + (len < (cur >> 2) ? cur >> 2 : len) + 1); |
2221 | json_sv_grow (self->incr_text, cur, len); |
1947 | |
2222 | |
1948 | Move (str, SvEND (self->incr_text), len, char); |
2223 | Move (str, SvEND (self->incr_text), len, char); |
1949 | SvCUR_set (self->incr_text, SvCUR (self->incr_text) + len); |
2224 | SvCUR_set (self->incr_text, SvCUR (self->incr_text) + len); |
1950 | *SvEND (self->incr_text) = 0; // this should basically be a nop, too, but make sure it's there |
2225 | *SvEND (self->incr_text) = 0; // this should basically be a nop, too, but make sure it's there |
1951 | } |
2226 | } |
1952 | } |
2227 | } |
1953 | |
2228 | |
1954 | if (GIMME_V != G_VOID) |
2229 | if (GIMME_V != G_VOID) |
1955 | do |
2230 | do |
1956 | { |
2231 | { |
|
|
2232 | SV *sv; |
1957 | char *offset; |
2233 | STRLEN offset; |
1958 | |
2234 | |
1959 | if (!INCR_DONE (self)) |
2235 | if (!INCR_DONE (self)) |
1960 | { |
2236 | { |
1961 | incr_parse (self); |
2237 | incr_parse (self); |
1962 | |
2238 | |
1963 | if (self->incr_pos > self->max_size && self->max_size) |
2239 | if (self->incr_pos > self->max_size && self->max_size) |
1964 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
2240 | croak ("attempted decode of JSON text of %lu bytes size, but max_size is set to %lu", |
1965 | (unsigned long)self->incr_pos, (unsigned long)self->max_size); |
2241 | (unsigned long)self->incr_pos, (unsigned long)self->max_size); |
1966 | |
2242 | |
1967 | if (!INCR_DONE (self)) |
2243 | if (!INCR_DONE (self)) |
|
|
2244 | { |
|
|
2245 | // as an optimisation, do not accumulate white space in the incr buffer |
|
|
2246 | if (self->incr_mode == INCR_M_WS && self->incr_pos) |
|
|
2247 | { |
|
|
2248 | self->incr_pos = 0; |
|
|
2249 | SvCUR_set (self->incr_text, 0); |
|
|
2250 | } |
|
|
2251 | |
1968 | break; |
2252 | break; |
|
|
2253 | } |
1969 | } |
2254 | } |
1970 | |
2255 | |
1971 | XPUSHs (decode_json (self->incr_text, self, &offset)); |
2256 | PUTBACK; sv = decode_json (self->incr_text, self, &offset); SPAGAIN; |
|
|
2257 | XPUSHs (sv); |
1972 | |
2258 | |
1973 | self->incr_pos -= offset - SvPVX (self->incr_text); |
2259 | self->incr_pos -= offset; |
1974 | self->incr_nest = 0; |
2260 | self->incr_nest = 0; |
1975 | self->incr_mode = 0; |
2261 | self->incr_mode = 0; |
1976 | |
2262 | |
1977 | sv_chop (self->incr_text, offset); |
2263 | sv_chop (self->incr_text, SvPVX (self->incr_text) + offset); |
1978 | } |
2264 | } |
1979 | while (GIMME_V == G_ARRAY); |
2265 | while (GIMME_V == G_ARRAY); |
1980 | } |
2266 | } |
1981 | |
2267 | |
1982 | SV *incr_text (JSON *self) |
2268 | SV *incr_text (JSON *self) |
… | |
… | |
2013 | self->incr_mode = 0; |
2299 | self->incr_mode = 0; |
2014 | } |
2300 | } |
2015 | |
2301 | |
2016 | void DESTROY (JSON *self) |
2302 | void DESTROY (JSON *self) |
2017 | CODE: |
2303 | CODE: |
|
|
2304 | SvREFCNT_dec (self->v_false); |
|
|
2305 | SvREFCNT_dec (self->v_true); |
2018 | SvREFCNT_dec (self->cb_sk_object); |
2306 | SvREFCNT_dec (self->cb_sk_object); |
2019 | SvREFCNT_dec (self->cb_object); |
2307 | SvREFCNT_dec (self->cb_object); |
2020 | SvREFCNT_dec (self->incr_text); |
2308 | SvREFCNT_dec (self->incr_text); |
2021 | |
2309 | |
2022 | PROTOTYPES: ENABLE |
2310 | PROTOTYPES: ENABLE |
2023 | |
2311 | |
2024 | void encode_json (SV *scalar) |
2312 | void encode_json (SV *scalar) |
2025 | ALIAS: |
|
|
2026 | to_json_ = 0 |
|
|
2027 | encode_json = F_UTF8 |
|
|
2028 | PPCODE: |
2313 | PPCODE: |
2029 | { |
2314 | { |
2030 | JSON json; |
2315 | JSON json; |
2031 | json_init (&json); |
2316 | json_init (&json); |
2032 | json.flags |= ix; |
2317 | json.flags |= F_UTF8; |
2033 | XPUSHs (encode_json (scalar, &json)); |
2318 | PUTBACK; scalar = encode_json (scalar, &json); SPAGAIN; |
|
|
2319 | XPUSHs (scalar); |
2034 | } |
2320 | } |
2035 | |
2321 | |
2036 | void decode_json (SV *jsonstr) |
2322 | void decode_json (SV *jsonstr) |
2037 | ALIAS: |
|
|
2038 | from_json_ = 0 |
|
|
2039 | decode_json = F_UTF8 |
|
|
2040 | PPCODE: |
2323 | PPCODE: |
2041 | { |
2324 | { |
2042 | JSON json; |
2325 | JSON json; |
2043 | json_init (&json); |
2326 | json_init (&json); |
2044 | json.flags |= ix; |
2327 | json.flags |= F_UTF8; |
2045 | XPUSHs (decode_json (jsonstr, &json, 0)); |
2328 | PUTBACK; jsonstr = decode_json (jsonstr, &json, 0); SPAGAIN; |
|
|
2329 | XPUSHs (jsonstr); |
2046 | } |
2330 | } |
2047 | |
2331 | |