… | |
… | |
19 | # define HvNAMELEN(hv) HvNAMELEN_get (hv) |
19 | # define HvNAMELEN(hv) HvNAMELEN_get (hv) |
20 | #endif |
20 | #endif |
21 | #ifndef HvNAMEUTF8 |
21 | #ifndef HvNAMEUTF8 |
22 | # define HvNAMEUTF8(hv) 0 |
22 | # define HvNAMEUTF8(hv) 0 |
23 | #endif |
23 | #endif |
|
|
24 | #ifndef SvREFCNT_dec_NN |
|
|
25 | # define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
|
|
26 | #endif |
|
|
27 | |
|
|
28 | // known major and minor types |
|
|
29 | enum cbor_type |
|
|
30 | { |
|
|
31 | MAJOR_SHIFT = 5, |
|
|
32 | MINOR_MASK = 0x1f, |
|
|
33 | |
|
|
34 | MAJOR_POS_INT = 0 << MAJOR_SHIFT, |
|
|
35 | MAJOR_NEG_INT = 1 << MAJOR_SHIFT, |
|
|
36 | MAJOR_BYTES = 2 << MAJOR_SHIFT, |
|
|
37 | MAJOR_TEXT = 3 << MAJOR_SHIFT, |
|
|
38 | MAJOR_ARRAY = 4 << MAJOR_SHIFT, |
|
|
39 | MAJOR_MAP = 5 << MAJOR_SHIFT, |
|
|
40 | MAJOR_TAG = 6 << MAJOR_SHIFT, |
|
|
41 | MAJOR_MISC = 7 << MAJOR_SHIFT, |
|
|
42 | |
|
|
43 | // INT/STRING/ARRAY/MAP subtypes |
|
|
44 | LENGTH_EXT1 = 24, |
|
|
45 | LENGTH_EXT2 = 25, |
|
|
46 | LENGTH_EXT4 = 26, |
|
|
47 | LENGTH_EXT8 = 27, |
|
|
48 | |
|
|
49 | // SIMPLE types (effectively MISC subtypes) |
|
|
50 | SIMPLE_FALSE = 20, |
|
|
51 | SIMPLE_TRUE = 21, |
|
|
52 | SIMPLE_NULL = 22, |
|
|
53 | SIMPLE_UNDEF = 23, |
|
|
54 | |
|
|
55 | // MISC subtype (unused) |
|
|
56 | MISC_EXT1 = 24, |
|
|
57 | MISC_FLOAT16 = 25, |
|
|
58 | MISC_FLOAT32 = 26, |
|
|
59 | MISC_FLOAT64 = 27, |
|
|
60 | |
|
|
61 | // BYTES/TEXT/ARRAY/MAP |
|
|
62 | MINOR_INDEF = 31, |
|
|
63 | }; |
24 | |
64 | |
25 | // known tags |
65 | // known tags |
26 | enum cbor_tag |
66 | enum cbor_tag |
27 | { |
67 | { |
28 | // inofficial extensions (pending iana registration) |
68 | // extensions |
|
|
69 | CBOR_TAG_STRINGREF = 25, // http://cbor.schmorp.de/stringref |
29 | CBOR_TAG_PERL_OBJECT = 24, // http://cbor.schmorp.de/perl-object |
70 | CBOR_TAG_PERL_OBJECT = 26, // http://cbor.schmorp.de/perl-object |
30 | CBOR_TAG_GENERIC_OBJECT = 25, // http://cbor.schmorp.de/generic-object |
71 | CBOR_TAG_GENERIC_OBJECT = 27, // http://cbor.schmorp.de/generic-object |
31 | CBOR_TAG_VALUE_SHAREABLE = 26, // http://cbor.schmorp.de/value-sharing |
72 | CBOR_TAG_VALUE_SHAREABLE = 28, // http://cbor.schmorp.de/value-sharing |
32 | CBOR_TAG_VALUE_SHAREDREF = 27, // http://cbor.schmorp.de/value-sharing |
73 | CBOR_TAG_VALUE_SHAREDREF = 29, // http://cbor.schmorp.de/value-sharing |
33 | CBOR_TAG_STRINGREF_NAMESPACE = 65537, // http://cbor.schmorp.de/stringref |
74 | CBOR_TAG_STRINGREF_NAMESPACE = 256, // http://cbor.schmorp.de/stringref |
34 | CBOR_TAG_STRINGREF = 28, // http://cbor.schmorp.de/stringref |
|
|
35 | CBOR_TAG_INDIRECTION = 22098, // http://cbor.schmorp.de/indirection |
75 | CBOR_TAG_INDIRECTION = 22098, // http://cbor.schmorp.de/indirection |
36 | |
76 | |
37 | // rfc7049 |
77 | // rfc7049 |
38 | CBOR_TAG_DATETIME = 0, // rfc4287, utf-8 |
78 | CBOR_TAG_DATETIME = 0, // rfc4287, utf-8 |
39 | CBOR_TAG_TIMESTAMP = 1, // unix timestamp, any |
79 | CBOR_TAG_TIMESTAMP = 1, // unix timestamp, any |
40 | CBOR_TAG_POS_BIGNUM = 2, // byte string |
80 | CBOR_TAG_POS_BIGNUM = 2, // byte string |
41 | CBOR_TAG_NEG_BIGNUM = 3, // byte string |
81 | CBOR_TAG_NEG_BIGNUM = 3, // byte string |
42 | CBOR_TAG_DECIMAL = 4, // decimal fraction, array |
82 | CBOR_TAG_DECIMAL = 4, // decimal fraction, array |
43 | CBOR_TAG_BIGFLOAT = 5, // array |
83 | CBOR_TAG_BIGFLOAT = 5, // array |
44 | |
84 | |
45 | CBOR_TAG_CONV_B64U = 21, // base64url, any |
85 | CBOR_TAG_CONV_B64U = 21, // base64url, any |
46 | CBOR_TAG_CONV_B64 = 22, // base64, any |
86 | CBOR_TAG_CONV_B64 = 22, // base64, any |
47 | CBOR_TAG_CONV_HEX = 23, // base16, any |
87 | CBOR_TAG_CONV_HEX = 23, // base16, any |
48 | CBOR_TAG_CBOR = 24, // embedded cbor, byte string |
88 | CBOR_TAG_CBOR = 24, // embedded cbor, byte string |
49 | |
89 | |
50 | CBOR_TAG_URI = 32, // URI rfc3986, utf-8 |
90 | CBOR_TAG_URI = 32, // URI rfc3986, utf-8 |
51 | CBOR_TAG_B64U = 33, // base64url rfc4648, utf-8 |
91 | CBOR_TAG_B64U = 33, // base64url rfc4648, utf-8 |
52 | CBOR_TAG_B64 = 34, // base6 rfc46484, utf-8 |
92 | CBOR_TAG_B64 = 34, // base6 rfc46484, utf-8 |
53 | CBOR_TAG_REGEX = 35, // regex pcre/ecma262, utf-8 |
93 | CBOR_TAG_REGEX = 35, // regex pcre/ecma262, utf-8 |
54 | CBOR_TAG_MIME = 36, // mime message rfc2045, utf-8 |
94 | CBOR_TAG_MIME = 36, // mime message rfc2045, utf-8 |
55 | |
95 | |
56 | CBOR_TAG_MAGIC = 55799 // self-describe cbor |
96 | CBOR_TAG_MAGIC = 55799, // self-describe cbor |
57 | }; |
97 | }; |
58 | |
98 | |
59 | #define F_SHRINK 0x00000001UL |
99 | #define F_SHRINK 0x00000001UL |
60 | #define F_ALLOW_UNKNOWN 0x00000002UL |
100 | #define F_ALLOW_UNKNOWN 0x00000002UL |
61 | #define F_ALLOW_SHARING 0x00000004UL //TODO |
101 | #define F_ALLOW_SHARING 0x00000004UL |
62 | #define F_ALLOW_STRINGREF 0x00000008UL //TODO |
102 | #define F_ALLOW_CYCLES 0x00000008UL |
|
|
103 | #define F_PACK_STRINGS 0x00000010UL |
|
|
104 | #define F_VALIDATE_UTF8 0x00000020UL |
63 | |
105 | |
64 | #define INIT_SIZE 32 // initial scalar size to be allocated |
106 | #define INIT_SIZE 32 // initial scalar size to be allocated |
65 | |
107 | |
66 | #define SB do { |
108 | #define SB do { |
67 | #define SE } while (0) |
109 | #define SE } while (0) |
… | |
… | |
138 | { |
180 | { |
139 | return idx > 23 |
181 | return idx > 23 |
140 | ? idx > 0xffU |
182 | ? idx > 0xffU |
141 | ? idx > 0xffffU |
183 | ? idx > 0xffffU |
142 | ? idx > 0xffffffffU |
184 | ? idx > 0xffffffffU |
|
|
185 | ? 11 |
143 | ? 7 |
186 | : 7 |
144 | : 6 |
|
|
145 | : 5 |
187 | : 5 |
146 | : 4 |
188 | : 4 |
147 | : 3; |
189 | : 3; |
148 | } |
190 | } |
149 | |
191 | |
… | |
… | |
186 | static void |
228 | static void |
187 | encode_uint (enc_t *enc, int major, UV len) |
229 | encode_uint (enc_t *enc, int major, UV len) |
188 | { |
230 | { |
189 | need (enc, 9); |
231 | need (enc, 9); |
190 | |
232 | |
191 | if (len < 24) |
233 | if (ecb_expect_true (len < LENGTH_EXT1)) |
192 | *enc->cur++ = major | len; |
234 | *enc->cur++ = major | len; |
193 | else if (len <= 0xff) |
235 | else if (ecb_expect_true (len <= 0xffU)) |
194 | { |
236 | { |
195 | *enc->cur++ = major | 24; |
237 | *enc->cur++ = major | LENGTH_EXT1; |
196 | *enc->cur++ = len; |
238 | *enc->cur++ = len; |
197 | } |
239 | } |
198 | else if (len <= 0xffff) |
240 | else if (len <= 0xffffU) |
199 | { |
241 | { |
200 | *enc->cur++ = major | 25; |
242 | *enc->cur++ = major | LENGTH_EXT2; |
201 | *enc->cur++ = len >> 8; |
243 | *enc->cur++ = len >> 8; |
202 | *enc->cur++ = len; |
244 | *enc->cur++ = len; |
203 | } |
245 | } |
204 | else if (len <= 0xffffffff) |
246 | else if (len <= 0xffffffffU) |
205 | { |
247 | { |
206 | *enc->cur++ = major | 26; |
248 | *enc->cur++ = major | LENGTH_EXT4; |
207 | *enc->cur++ = len >> 24; |
249 | *enc->cur++ = len >> 24; |
208 | *enc->cur++ = len >> 16; |
250 | *enc->cur++ = len >> 16; |
209 | *enc->cur++ = len >> 8; |
251 | *enc->cur++ = len >> 8; |
210 | *enc->cur++ = len; |
252 | *enc->cur++ = len; |
211 | } |
253 | } |
212 | else |
254 | else |
213 | { |
255 | { |
214 | *enc->cur++ = major | 27; |
256 | *enc->cur++ = major | LENGTH_EXT8; |
215 | *enc->cur++ = len >> 56; |
257 | *enc->cur++ = len >> 56; |
216 | *enc->cur++ = len >> 48; |
258 | *enc->cur++ = len >> 48; |
217 | *enc->cur++ = len >> 40; |
259 | *enc->cur++ = len >> 40; |
218 | *enc->cur++ = len >> 32; |
260 | *enc->cur++ = len >> 32; |
219 | *enc->cur++ = len >> 24; |
261 | *enc->cur++ = len >> 24; |
… | |
… | |
224 | } |
266 | } |
225 | |
267 | |
226 | ecb_inline void |
268 | ecb_inline void |
227 | encode_tag (enc_t *enc, UV tag) |
269 | encode_tag (enc_t *enc, UV tag) |
228 | { |
270 | { |
229 | encode_uint (enc, 0xc0, tag); |
271 | encode_uint (enc, MAJOR_TAG, tag); |
|
|
272 | } |
|
|
273 | |
|
|
274 | ecb_inline void |
|
|
275 | encode_str (enc_t *enc, int utf8, char *str, STRLEN len) |
|
|
276 | { |
|
|
277 | encode_uint (enc, utf8 ? MAJOR_TEXT : MAJOR_BYTES, len); |
|
|
278 | need (enc, len); |
|
|
279 | memcpy (enc->cur, str, len); |
|
|
280 | enc->cur += len; |
230 | } |
281 | } |
231 | |
282 | |
232 | static void |
283 | static void |
233 | encode_str (enc_t *enc, int utf8, char *str, STRLEN len) |
284 | encode_strref (enc_t *enc, int utf8, char *str, STRLEN len) |
234 | { |
285 | { |
235 | if (ecb_expect_false (enc->cbor.flags & F_ALLOW_STRINGREF)) |
286 | if (ecb_expect_false (enc->cbor.flags & F_PACK_STRINGS)) |
236 | { |
287 | { |
237 | SV **svp = hv_fetch (enc->stringref[!!utf8], str, len, 1); |
288 | SV **svp = hv_fetch (enc->stringref[!!utf8], str, len, 1); |
238 | |
289 | |
239 | if (SvOK (*svp)) |
290 | if (SvOK (*svp)) |
240 | { |
291 | { |
241 | // already registered, use stringref |
292 | // already registered, use stringref |
242 | encode_tag (enc, CBOR_TAG_STRINGREF); |
293 | encode_tag (enc, CBOR_TAG_STRINGREF); |
243 | encode_uint (enc, 0x00, SvUV (*svp)); |
294 | encode_uint (enc, MAJOR_POS_INT, SvUV (*svp)); |
244 | return; |
295 | return; |
245 | } |
296 | } |
246 | else if (len >= minimum_string_length (enc->stringref_idx)) |
297 | else if (len >= minimum_string_length (enc->stringref_idx)) |
247 | { |
298 | { |
248 | // register only |
299 | // register only |
249 | sv_setuv (*svp, enc->stringref_idx); |
300 | sv_setuv (*svp, enc->stringref_idx); |
250 | ++enc->stringref_idx; |
301 | ++enc->stringref_idx; |
251 | } |
302 | } |
252 | } |
303 | } |
253 | |
304 | |
254 | encode_uint (enc, utf8 ? 0x60 : 0x40, len); |
305 | encode_str (enc, utf8, str, len); |
255 | need (enc, len); |
|
|
256 | memcpy (enc->cur, str, len); |
|
|
257 | enc->cur += len; |
|
|
258 | } |
306 | } |
259 | |
307 | |
260 | static void encode_sv (enc_t *enc, SV *sv); |
308 | static void encode_sv (enc_t *enc, SV *sv); |
261 | |
309 | |
262 | static void |
310 | static void |
… | |
… | |
267 | if (enc->depth >= enc->cbor.max_depth) |
315 | if (enc->depth >= enc->cbor.max_depth) |
268 | croak (ERR_NESTING_EXCEEDED); |
316 | croak (ERR_NESTING_EXCEEDED); |
269 | |
317 | |
270 | ++enc->depth; |
318 | ++enc->depth; |
271 | |
319 | |
272 | encode_uint (enc, 0x80, len + 1); |
320 | encode_uint (enc, MAJOR_ARRAY, len + 1); |
273 | |
321 | |
274 | for (i = 0; i <= len; ++i) |
322 | for (i = 0; i <= len; ++i) |
275 | { |
323 | { |
276 | SV **svp = av_fetch (av, i, 0); |
324 | SV **svp = av_fetch (av, i, 0); |
277 | encode_sv (enc, svp ? *svp : &PL_sv_undef); |
325 | encode_sv (enc, svp ? *svp : &PL_sv_undef); |
… | |
… | |
292 | |
340 | |
293 | int pairs = hv_iterinit (hv); |
341 | int pairs = hv_iterinit (hv); |
294 | int mg = SvMAGICAL (hv); |
342 | int mg = SvMAGICAL (hv); |
295 | |
343 | |
296 | if (mg) |
344 | if (mg) |
297 | encode_ch (enc, 0xa0 | 31); |
345 | encode_ch (enc, MAJOR_MAP | MINOR_INDEF); |
298 | else |
346 | else |
299 | encode_uint (enc, 0xa0, pairs); |
347 | encode_uint (enc, MAJOR_MAP, pairs); |
300 | |
348 | |
301 | while ((he = hv_iternext (hv))) |
349 | while ((he = hv_iternext (hv))) |
302 | { |
350 | { |
303 | if (HeKLEN (he) == HEf_SVKEY) |
351 | if (HeKLEN (he) == HEf_SVKEY) |
304 | encode_sv (enc, HeSVKEY (he)); |
352 | encode_sv (enc, HeSVKEY (he)); |
305 | else |
353 | else |
306 | encode_str (enc, HeKUTF8 (he), HeKEY (he), HeKLEN (he)); |
354 | encode_strref (enc, HeKUTF8 (he), HeKEY (he), HeKLEN (he)); |
307 | |
355 | |
308 | encode_sv (enc, ecb_expect_false (mg) ? hv_iterval (hv, he) : HeVAL (he)); |
356 | encode_sv (enc, ecb_expect_false (mg) ? hv_iterval (hv, he) : HeVAL (he)); |
309 | } |
357 | } |
310 | |
358 | |
311 | if (mg) |
359 | if (mg) |
312 | encode_ch (enc, 0xe0 | 31); |
360 | encode_ch (enc, MAJOR_MISC | MINOR_INDEF); |
313 | |
361 | |
314 | --enc->depth; |
362 | --enc->depth; |
315 | } |
363 | } |
316 | |
364 | |
317 | // encode objects, arrays and special \0=false and \1=true values. |
365 | // encode objects, arrays and special \0=false and \1=true values. |
318 | static void |
366 | static void |
319 | encode_rv (enc_t *enc, SV *sv) |
367 | encode_rv (enc_t *enc, SV *sv) |
320 | { |
368 | { |
321 | SvGETMAGIC (sv); |
369 | SvGETMAGIC (sv); |
322 | |
|
|
323 | if (ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING) |
|
|
324 | && ecb_expect_false (SvREFCNT (sv) > 1)) |
|
|
325 | { |
|
|
326 | if (!enc->shareable) |
|
|
327 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
|
|
328 | |
|
|
329 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
|
330 | |
|
|
331 | if (SvOK (*svp)) |
|
|
332 | { |
|
|
333 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
|
|
334 | encode_uint (enc, 0x00, SvUV (*svp)); |
|
|
335 | return; |
|
|
336 | } |
|
|
337 | else |
|
|
338 | { |
|
|
339 | sv_setuv (*svp, enc->shareable_idx); |
|
|
340 | ++enc->shareable_idx; |
|
|
341 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
|
342 | } |
|
|
343 | } |
|
|
344 | |
370 | |
345 | svtype svt = SvTYPE (sv); |
371 | svtype svt = SvTYPE (sv); |
346 | |
372 | |
347 | if (ecb_expect_false (SvOBJECT (sv))) |
373 | if (ecb_expect_false (SvOBJECT (sv))) |
348 | { |
374 | { |
… | |
… | |
355 | HV *tagged_stash = !CBOR_SLOW || cbor_tagged_stash |
381 | HV *tagged_stash = !CBOR_SLOW || cbor_tagged_stash |
356 | ? cbor_tagged_stash |
382 | ? cbor_tagged_stash |
357 | : gv_stashpv ("CBOR::XS::Tagged" , 1); |
383 | : gv_stashpv ("CBOR::XS::Tagged" , 1); |
358 | |
384 | |
359 | HV *stash = SvSTASH (sv); |
385 | HV *stash = SvSTASH (sv); |
360 | GV *method; |
|
|
361 | |
386 | |
362 | if (stash == boolean_stash) |
387 | if (stash == boolean_stash) |
363 | encode_ch (enc, SvIV (sv) ? 0xe0 | 21 : 0xe0 | 20); |
388 | { |
|
|
389 | encode_ch (enc, SvIV (sv) ? MAJOR_MISC | SIMPLE_TRUE : MAJOR_MISC | SIMPLE_FALSE); |
|
|
390 | return; |
|
|
391 | } |
364 | else if (stash == error_stash) |
392 | else if (stash == error_stash) |
365 | encode_ch (enc, 0xe0 | 23); |
393 | { |
|
|
394 | encode_ch (enc, MAJOR_MISC | SIMPLE_UNDEF); |
|
|
395 | return; |
|
|
396 | } |
366 | else if (stash == tagged_stash) |
397 | else if (stash == tagged_stash) |
367 | { |
398 | { |
368 | if (svt != SVt_PVAV) |
399 | if (svt != SVt_PVAV) |
369 | croak ("encountered CBOR::XS::Tagged object that isn't an array"); |
400 | croak ("encountered CBOR::XS::Tagged object that isn't an array"); |
370 | |
401 | |
371 | encode_uint (enc, 0xc0, SvUV (*av_fetch ((AV *)sv, 0, 1))); |
402 | encode_uint (enc, MAJOR_TAG, SvUV (*av_fetch ((AV *)sv, 0, 1))); |
372 | encode_sv (enc, *av_fetch ((AV *)sv, 1, 1)); |
403 | encode_sv (enc, *av_fetch ((AV *)sv, 1, 1)); |
|
|
404 | |
|
|
405 | return; |
|
|
406 | } |
|
|
407 | } |
|
|
408 | |
|
|
409 | if (ecb_expect_false (SvREFCNT (sv) > 1) |
|
|
410 | && ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING)) |
|
|
411 | { |
|
|
412 | if (!enc->shareable) |
|
|
413 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
|
|
414 | |
|
|
415 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
|
416 | |
|
|
417 | if (SvOK (*svp)) |
373 | } |
418 | { |
|
|
419 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
|
|
420 | encode_uint (enc, MAJOR_POS_INT, SvUV (*svp)); |
|
|
421 | return; |
|
|
422 | } |
|
|
423 | else |
|
|
424 | { |
|
|
425 | sv_setuv (*svp, enc->shareable_idx); |
|
|
426 | ++enc->shareable_idx; |
|
|
427 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
|
428 | } |
|
|
429 | } |
|
|
430 | |
|
|
431 | if (ecb_expect_false (SvOBJECT (sv))) |
|
|
432 | { |
|
|
433 | HV *stash = SvSTASH (sv); |
|
|
434 | GV *method; |
|
|
435 | |
374 | else if ((method = gv_fetchmethod_autoload (stash, "TO_CBOR", 0))) |
436 | if ((method = gv_fetchmethod_autoload (stash, "TO_CBOR", 0))) |
375 | { |
437 | { |
376 | dSP; |
438 | dSP; |
377 | |
439 | |
378 | ENTER; SAVETMPS; PUSHMARK (SP); |
440 | ENTER; SAVETMPS; PUSHMARK (SP); |
379 | // we re-bless the reference to get overload and other niceties right |
441 | // we re-bless the reference to get overload and other niceties right |
… | |
… | |
411 | // catch this surprisingly common error |
473 | // catch this surprisingly common error |
412 | if (count == 1 && SvROK (TOPs) && SvRV (TOPs) == sv) |
474 | if (count == 1 && SvROK (TOPs) && SvRV (TOPs) == sv) |
413 | croak ("%s::FREEZE(CBOR) method returned same object as was passed instead of a new one", HvNAME (stash)); |
475 | croak ("%s::FREEZE(CBOR) method returned same object as was passed instead of a new one", HvNAME (stash)); |
414 | |
476 | |
415 | encode_tag (enc, CBOR_TAG_PERL_OBJECT); |
477 | encode_tag (enc, CBOR_TAG_PERL_OBJECT); |
416 | encode_uint (enc, 0x80, count + 1); |
478 | encode_uint (enc, MAJOR_ARRAY, count + 1); |
417 | encode_str (enc, HvNAMEUTF8 (stash), HvNAME (stash), HvNAMELEN (stash)); |
479 | encode_strref (enc, HvNAMEUTF8 (stash), HvNAME (stash), HvNAMELEN (stash)); |
418 | |
480 | |
419 | while (count) |
481 | while (count) |
420 | encode_sv (enc, SP[1 - count--]); |
482 | encode_sv (enc, SP[1 - count--]); |
421 | |
483 | |
422 | PUTBACK; |
484 | PUTBACK; |
… | |
… | |
443 | { |
505 | { |
444 | double nv = SvNVX (sv); |
506 | double nv = SvNVX (sv); |
445 | |
507 | |
446 | need (enc, 9); |
508 | need (enc, 9); |
447 | |
509 | |
448 | if (ecb_expect_false (nv == (U32)nv)) |
510 | if (ecb_expect_false (nv == (NV)(U32)nv)) |
449 | encode_uint (enc, 0x00, (U32)nv); |
511 | encode_uint (enc, MAJOR_POS_INT, (U32)nv); |
450 | //TODO: maybe I32? |
512 | //TODO: maybe I32? |
451 | else if (ecb_expect_false (nv == (float)nv)) |
513 | else if (ecb_expect_false (nv == (float)nv)) |
452 | { |
514 | { |
453 | uint32_t fp = ecb_float_to_binary32 (nv); |
515 | uint32_t fp = ecb_float_to_binary32 (nv); |
454 | |
516 | |
455 | *enc->cur++ = 0xe0 | 26; |
517 | *enc->cur++ = MAJOR_MISC | MISC_FLOAT32; |
456 | |
518 | |
457 | if (!ecb_big_endian ()) |
519 | if (!ecb_big_endian ()) |
458 | fp = ecb_bswap32 (fp); |
520 | fp = ecb_bswap32 (fp); |
459 | |
521 | |
460 | memcpy (enc->cur, &fp, 4); |
522 | memcpy (enc->cur, &fp, 4); |
… | |
… | |
462 | } |
524 | } |
463 | else |
525 | else |
464 | { |
526 | { |
465 | uint64_t fp = ecb_double_to_binary64 (nv); |
527 | uint64_t fp = ecb_double_to_binary64 (nv); |
466 | |
528 | |
467 | *enc->cur++ = 0xe0 | 27; |
529 | *enc->cur++ = MAJOR_MISC | MISC_FLOAT64; |
468 | |
530 | |
469 | if (!ecb_big_endian ()) |
531 | if (!ecb_big_endian ()) |
470 | fp = ecb_bswap64 (fp); |
532 | fp = ecb_bswap64 (fp); |
471 | |
533 | |
472 | memcpy (enc->cur, &fp, 8); |
534 | memcpy (enc->cur, &fp, 8); |
… | |
… | |
481 | |
543 | |
482 | if (SvPOKp (sv)) |
544 | if (SvPOKp (sv)) |
483 | { |
545 | { |
484 | STRLEN len; |
546 | STRLEN len; |
485 | char *str = SvPV (sv, len); |
547 | char *str = SvPV (sv, len); |
486 | encode_str (enc, SvUTF8 (sv), str, len); |
548 | encode_strref (enc, SvUTF8 (sv), str, len); |
487 | } |
549 | } |
488 | else if (SvNOKp (sv)) |
550 | else if (SvNOKp (sv)) |
489 | encode_nv (enc, sv); |
551 | encode_nv (enc, sv); |
490 | else if (SvIOKp (sv)) |
552 | else if (SvIOKp (sv)) |
491 | { |
553 | { |
492 | if (SvIsUV (sv)) |
554 | if (SvIsUV (sv)) |
493 | encode_uint (enc, 0x00, SvUVX (sv)); |
555 | encode_uint (enc, MAJOR_POS_INT, SvUVX (sv)); |
494 | else if (SvIVX (sv) >= 0) |
556 | else if (SvIVX (sv) >= 0) |
495 | encode_uint (enc, 0x00, SvIVX (sv)); |
557 | encode_uint (enc, MAJOR_POS_INT, SvIVX (sv)); |
496 | else |
558 | else |
497 | encode_uint (enc, 0x20, -(SvIVX (sv) + 1)); |
559 | encode_uint (enc, MAJOR_NEG_INT, -(SvIVX (sv) + 1)); |
498 | } |
560 | } |
499 | else if (SvROK (sv)) |
561 | else if (SvROK (sv)) |
500 | encode_rv (enc, SvRV (sv)); |
562 | encode_rv (enc, SvRV (sv)); |
501 | else if (!SvOK (sv)) |
563 | else if (!SvOK (sv)) |
502 | encode_ch (enc, 0xe0 | 22); |
564 | encode_ch (enc, MAJOR_MISC | SIMPLE_NULL); |
503 | else if (enc->cbor.flags & F_ALLOW_UNKNOWN) |
565 | else if (enc->cbor.flags & F_ALLOW_UNKNOWN) |
504 | encode_ch (enc, 0xe0 | 23); |
566 | encode_ch (enc, MAJOR_MISC | SIMPLE_UNDEF); |
505 | else |
567 | else |
506 | croak ("encountered perl type (%s,0x%x) that CBOR cannot handle, check your input data", |
568 | croak ("encountered perl type (%s,0x%x) that CBOR cannot handle, check your input data", |
507 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
569 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
508 | } |
570 | } |
509 | |
571 | |
… | |
… | |
517 | enc.cur = SvPVX (enc.sv); |
579 | enc.cur = SvPVX (enc.sv); |
518 | enc.end = SvEND (enc.sv); |
580 | enc.end = SvEND (enc.sv); |
519 | |
581 | |
520 | SvPOK_only (enc.sv); |
582 | SvPOK_only (enc.sv); |
521 | |
583 | |
522 | if (cbor->flags & F_ALLOW_STRINGREF) |
584 | if (cbor->flags & F_PACK_STRINGS) |
523 | { |
585 | { |
524 | encode_tag (&enc, CBOR_TAG_STRINGREF_NAMESPACE); |
586 | encode_tag (&enc, CBOR_TAG_STRINGREF_NAMESPACE); |
525 | enc.stringref[0]= (HV *)sv_2mortal ((SV *)newHV ()); |
587 | enc.stringref[0]= (HV *)sv_2mortal ((SV *)newHV ()); |
526 | enc.stringref[1]= (HV *)sv_2mortal ((SV *)newHV ()); |
588 | enc.stringref[1]= (HV *)sv_2mortal ((SV *)newHV ()); |
527 | } |
589 | } |
… | |
… | |
562 | #define DEC_DEC_DEPTH --dec->depth |
624 | #define DEC_DEC_DEPTH --dec->depth |
563 | |
625 | |
564 | static UV |
626 | static UV |
565 | decode_uint (dec_t *dec) |
627 | decode_uint (dec_t *dec) |
566 | { |
628 | { |
567 | switch (*dec->cur & 31) |
629 | U8 m = *dec->cur & MINOR_MASK; |
568 | { |
630 | ++dec->cur; |
569 | case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: |
|
|
570 | case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15: |
|
|
571 | case 16: case 17: case 18: case 19: case 20: case 21: case 22: case 23: |
|
|
572 | return *dec->cur++ & 31; |
|
|
573 | |
631 | |
574 | case 24: |
632 | if (ecb_expect_true (m < LENGTH_EXT1)) |
|
|
633 | return m; |
|
|
634 | else if (ecb_expect_true (m == LENGTH_EXT1)) |
|
|
635 | { |
575 | WANT (2); |
636 | WANT (1); |
576 | dec->cur += 2; |
637 | dec->cur += 1; |
577 | return dec->cur[-1]; |
638 | return dec->cur[-1]; |
578 | |
639 | } |
579 | case 25: |
640 | else if (ecb_expect_true (m == LENGTH_EXT2)) |
|
|
641 | { |
580 | WANT (3); |
642 | WANT (2); |
581 | dec->cur += 3; |
643 | dec->cur += 2; |
582 | return (((UV)dec->cur[-2]) << 8) |
644 | return (((UV)dec->cur[-2]) << 8) |
583 | | ((UV)dec->cur[-1]); |
645 | | ((UV)dec->cur[-1]); |
584 | |
646 | } |
585 | case 26: |
647 | else if (ecb_expect_true (m == LENGTH_EXT4)) |
|
|
648 | { |
586 | WANT (5); |
649 | WANT (4); |
587 | dec->cur += 5; |
650 | dec->cur += 4; |
588 | return (((UV)dec->cur[-4]) << 24) |
651 | return (((UV)dec->cur[-4]) << 24) |
589 | | (((UV)dec->cur[-3]) << 16) |
652 | | (((UV)dec->cur[-3]) << 16) |
590 | | (((UV)dec->cur[-2]) << 8) |
653 | | (((UV)dec->cur[-2]) << 8) |
591 | | ((UV)dec->cur[-1]); |
654 | | ((UV)dec->cur[-1]); |
592 | |
655 | } |
593 | case 27: |
656 | else if (ecb_expect_true (m == LENGTH_EXT8)) |
|
|
657 | { |
594 | WANT (9); |
658 | WANT (8); |
595 | dec->cur += 9; |
659 | dec->cur += 8; |
|
|
660 | |
|
|
661 | return |
|
|
662 | #if UVSIZE < 8 |
|
|
663 | 0 |
|
|
664 | #else |
596 | return (((UV)dec->cur[-8]) << 56) |
665 | (((UV)dec->cur[-8]) << 56) |
597 | | (((UV)dec->cur[-7]) << 48) |
666 | | (((UV)dec->cur[-7]) << 48) |
598 | | (((UV)dec->cur[-6]) << 40) |
667 | | (((UV)dec->cur[-6]) << 40) |
599 | | (((UV)dec->cur[-5]) << 32) |
668 | | (((UV)dec->cur[-5]) << 32) |
|
|
669 | #endif |
600 | | (((UV)dec->cur[-4]) << 24) |
670 | | (((UV)dec->cur[-4]) << 24) |
601 | | (((UV)dec->cur[-3]) << 16) |
671 | | (((UV)dec->cur[-3]) << 16) |
602 | | (((UV)dec->cur[-2]) << 8) |
672 | | (((UV)dec->cur[-2]) << 8) |
603 | | ((UV)dec->cur[-1]); |
673 | | ((UV)dec->cur[-1]); |
604 | |
674 | } |
605 | default: |
675 | else |
606 | ERR ("corrupted CBOR data (unsupported integer minor encoding)"); |
676 | ERR ("corrupted CBOR data (unsupported integer minor encoding)"); |
607 | } |
|
|
608 | |
677 | |
609 | fail: |
678 | fail: |
610 | return 0; |
679 | return 0; |
611 | } |
680 | } |
612 | |
681 | |
… | |
… | |
617 | { |
686 | { |
618 | AV *av = newAV (); |
687 | AV *av = newAV (); |
619 | |
688 | |
620 | DEC_INC_DEPTH; |
689 | DEC_INC_DEPTH; |
621 | |
690 | |
622 | if ((*dec->cur & 31) == 31) |
691 | if (*dec->cur == (MAJOR_ARRAY | MINOR_INDEF)) |
623 | { |
692 | { |
624 | ++dec->cur; |
693 | ++dec->cur; |
625 | |
694 | |
626 | for (;;) |
695 | for (;;) |
627 | { |
696 | { |
628 | WANT (1); |
697 | WANT (1); |
629 | |
698 | |
630 | if (*dec->cur == (0xe0 | 31)) |
699 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
631 | { |
700 | { |
632 | ++dec->cur; |
701 | ++dec->cur; |
633 | break; |
702 | break; |
634 | } |
703 | } |
635 | |
704 | |
… | |
… | |
638 | } |
707 | } |
639 | else |
708 | else |
640 | { |
709 | { |
641 | int i, len = decode_uint (dec); |
710 | int i, len = decode_uint (dec); |
642 | |
711 | |
|
|
712 | WANT (len); // complexity check for av_fill - need at least one byte per value, do not allow supersize arrays |
643 | av_fill (av, len - 1); |
713 | av_fill (av, len - 1); |
644 | |
714 | |
645 | for (i = 0; i < len; ++i) |
715 | for (i = 0; i < len; ++i) |
646 | AvARRAY (av)[i] = decode_sv (dec); |
716 | AvARRAY (av)[i] = decode_sv (dec); |
647 | } |
717 | } |
… | |
… | |
660 | { |
730 | { |
661 | // for speed reasons, we specialcase single-string |
731 | // for speed reasons, we specialcase single-string |
662 | // byte or utf-8 strings as keys, but only when !stringref |
732 | // byte or utf-8 strings as keys, but only when !stringref |
663 | |
733 | |
664 | if (ecb_expect_true (!dec->stringref)) |
734 | if (ecb_expect_true (!dec->stringref)) |
665 | if (*dec->cur >= 0x40 && *dec->cur <= 0x40 + 27) |
735 | if (ecb_expect_true ((*dec->cur - MAJOR_BYTES) <= LENGTH_EXT8)) |
666 | { |
736 | { |
667 | I32 len = decode_uint (dec); |
737 | I32 len = decode_uint (dec); |
668 | char *key = (char *)dec->cur; |
738 | char *key = (char *)dec->cur; |
669 | |
739 | |
670 | dec->cur += len; |
740 | dec->cur += len; |
671 | |
741 | |
672 | if (ecb_expect_false (dec->stringref)) |
|
|
673 | av_push (dec->stringref, newSVpvn (key, len)); |
|
|
674 | |
|
|
675 | hv_store (hv, key, len, decode_sv (dec), 0); |
742 | hv_store (hv, key, len, decode_sv (dec), 0); |
676 | |
743 | |
677 | return; |
744 | return; |
678 | } |
745 | } |
679 | else if (*dec->cur >= 0x60 && *dec->cur <= 0x60 + 27) |
746 | else if (ecb_expect_true ((*dec->cur - MAJOR_TEXT) <= LENGTH_EXT8)) |
680 | { |
747 | { |
681 | I32 len = decode_uint (dec); |
748 | I32 len = decode_uint (dec); |
682 | char *key = (char *)dec->cur; |
749 | char *key = (char *)dec->cur; |
683 | |
750 | |
684 | dec->cur += len; |
751 | dec->cur += len; |
685 | |
752 | |
686 | if (ecb_expect_false (dec->stringref)) |
753 | if (ecb_expect_false (dec->cbor.flags & F_VALIDATE_UTF8)) |
687 | av_push (dec->stringref, newSVpvn_utf8 (key, len, 1)); |
754 | if (!is_utf8_string (key, len)) |
|
|
755 | ERR ("corrupted CBOR data (invalid UTF-8 in map key)"); |
688 | |
756 | |
689 | hv_store (hv, key, -len, decode_sv (dec), 0); |
757 | hv_store (hv, key, -len, decode_sv (dec), 0); |
690 | |
758 | |
691 | return; |
759 | return; |
692 | } |
760 | } |
… | |
… | |
694 | SV *k = decode_sv (dec); |
762 | SV *k = decode_sv (dec); |
695 | SV *v = decode_sv (dec); |
763 | SV *v = decode_sv (dec); |
696 | |
764 | |
697 | hv_store_ent (hv, k, v, 0); |
765 | hv_store_ent (hv, k, v, 0); |
698 | SvREFCNT_dec (k); |
766 | SvREFCNT_dec (k); |
|
|
767 | |
|
|
768 | fail: |
|
|
769 | ; |
699 | } |
770 | } |
700 | |
771 | |
701 | static SV * |
772 | static SV * |
702 | decode_hv (dec_t *dec) |
773 | decode_hv (dec_t *dec) |
703 | { |
774 | { |
704 | HV *hv = newHV (); |
775 | HV *hv = newHV (); |
705 | |
776 | |
706 | DEC_INC_DEPTH; |
777 | DEC_INC_DEPTH; |
707 | |
778 | |
708 | if ((*dec->cur & 31) == 31) |
779 | if (*dec->cur == (MAJOR_MAP | MINOR_INDEF)) |
709 | { |
780 | { |
710 | ++dec->cur; |
781 | ++dec->cur; |
711 | |
782 | |
712 | for (;;) |
783 | for (;;) |
713 | { |
784 | { |
714 | WANT (1); |
785 | WANT (1); |
715 | |
786 | |
716 | if (*dec->cur == (0xe0 | 31)) |
787 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
717 | { |
788 | { |
718 | ++dec->cur; |
789 | ++dec->cur; |
719 | break; |
790 | break; |
720 | } |
791 | } |
721 | |
792 | |
… | |
… | |
742 | static SV * |
813 | static SV * |
743 | decode_str (dec_t *dec, int utf8) |
814 | decode_str (dec_t *dec, int utf8) |
744 | { |
815 | { |
745 | SV *sv = 0; |
816 | SV *sv = 0; |
746 | |
817 | |
747 | if ((*dec->cur & 31) == 31) |
818 | if ((*dec->cur & MINOR_MASK) == MINOR_INDEF) |
748 | { |
819 | { |
|
|
820 | // indefinite length strings |
749 | ++dec->cur; |
821 | ++dec->cur; |
750 | |
822 | |
|
|
823 | U8 major = *dec->cur & MAJOR_MISC; |
|
|
824 | |
751 | sv = newSVpvn ("", 0); |
825 | sv = newSVpvn ("", 0); |
752 | |
826 | |
753 | // not very fast, and certainly not robust against illegal input |
|
|
754 | for (;;) |
827 | for (;;) |
755 | { |
828 | { |
756 | WANT (1); |
829 | WANT (1); |
757 | |
830 | |
758 | if (*dec->cur == (0xe0 | 31)) |
831 | if ((*dec->cur - major) > LENGTH_EXT8) |
|
|
832 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
759 | { |
833 | { |
760 | ++dec->cur; |
834 | ++dec->cur; |
761 | break; |
835 | break; |
762 | } |
836 | } |
|
|
837 | else |
|
|
838 | ERR ("corrupted CBOR data (invalid chunks in indefinite length string)"); |
763 | |
839 | |
764 | sv_catsv (sv, decode_sv (dec)); |
840 | STRLEN len = decode_uint (dec); |
|
|
841 | |
|
|
842 | WANT (len); |
|
|
843 | sv_catpvn (sv, dec->cur, len); |
|
|
844 | dec->cur += len; |
765 | } |
845 | } |
766 | } |
846 | } |
767 | else |
847 | else |
768 | { |
848 | { |
769 | STRLEN len = decode_uint (dec); |
849 | STRLEN len = decode_uint (dec); |
… | |
… | |
776 | && SvCUR (sv) >= minimum_string_length (AvFILLp (dec->stringref) + 1)) |
856 | && SvCUR (sv) >= minimum_string_length (AvFILLp (dec->stringref) + 1)) |
777 | av_push (dec->stringref, SvREFCNT_inc_NN (sv)); |
857 | av_push (dec->stringref, SvREFCNT_inc_NN (sv)); |
778 | } |
858 | } |
779 | |
859 | |
780 | if (utf8) |
860 | if (utf8) |
|
|
861 | { |
|
|
862 | if (ecb_expect_false (dec->cbor.flags & F_VALIDATE_UTF8)) |
|
|
863 | if (!is_utf8_string (SvPVX (sv), SvCUR (sv))) |
|
|
864 | ERR ("corrupted CBOR data (invalid UTF-8 in text string)"); |
|
|
865 | |
781 | SvUTF8_on (sv); |
866 | SvUTF8_on (sv); |
|
|
867 | } |
782 | |
868 | |
783 | return sv; |
869 | return sv; |
784 | |
870 | |
785 | fail: |
871 | fail: |
786 | SvREFCNT_dec (sv); |
872 | SvREFCNT_dec (sv); |
… | |
… | |
818 | } |
904 | } |
819 | break; |
905 | break; |
820 | |
906 | |
821 | case CBOR_TAG_STRINGREF: |
907 | case CBOR_TAG_STRINGREF: |
822 | { |
908 | { |
823 | if ((*dec->cur >> 5) != 0) |
909 | if ((*dec->cur >> MAJOR_SHIFT) != (MAJOR_POS_INT >> MAJOR_SHIFT)) |
824 | ERR ("corrupted CBOR data (stringref index not an unsigned integer)"); |
910 | ERR ("corrupted CBOR data (stringref index not an unsigned integer)"); |
825 | |
911 | |
826 | UV idx = decode_uint (dec); |
912 | UV idx = decode_uint (dec); |
827 | |
913 | |
828 | if (!dec->stringref || (int)idx > AvFILLp (dec->stringref)) |
914 | if (!dec->stringref || (int)idx > AvFILLp (dec->stringref)) |
… | |
… | |
835 | case CBOR_TAG_VALUE_SHAREABLE: |
921 | case CBOR_TAG_VALUE_SHAREABLE: |
836 | { |
922 | { |
837 | if (ecb_expect_false (!dec->shareable)) |
923 | if (ecb_expect_false (!dec->shareable)) |
838 | dec->shareable = (AV *)sv_2mortal ((SV *)newAV ()); |
924 | dec->shareable = (AV *)sv_2mortal ((SV *)newAV ()); |
839 | |
925 | |
|
|
926 | if (dec->cbor.flags & F_ALLOW_CYCLES) |
|
|
927 | { |
840 | sv = newSV (0); |
928 | sv = newSV (0); |
841 | av_push (dec->shareable, SvREFCNT_inc_NN (sv)); |
929 | av_push (dec->shareable, SvREFCNT_inc_NN (sv)); |
842 | |
930 | |
843 | SV *osv = decode_sv (dec); |
931 | SV *osv = decode_sv (dec); |
844 | sv_setsv (sv, osv); |
932 | sv_setsv (sv, osv); |
845 | SvREFCNT_dec_NN (osv); |
933 | SvREFCNT_dec_NN (osv); |
|
|
934 | } |
|
|
935 | else |
|
|
936 | { |
|
|
937 | av_push (dec->shareable, &PL_sv_undef); |
|
|
938 | int idx = AvFILLp (dec->shareable); |
|
|
939 | sv = decode_sv (dec); |
|
|
940 | av_store (dec->shareable, idx, SvREFCNT_inc_NN (sv)); |
|
|
941 | } |
846 | } |
942 | } |
847 | break; |
943 | break; |
848 | |
944 | |
849 | case CBOR_TAG_VALUE_SHAREDREF: |
945 | case CBOR_TAG_VALUE_SHAREDREF: |
850 | { |
946 | { |
851 | if ((*dec->cur >> 5) != 0) |
947 | if ((*dec->cur >> MAJOR_SHIFT) != (MAJOR_POS_INT >> MAJOR_SHIFT)) |
852 | ERR ("corrupted CBOR data (sharedref index not an unsigned integer)"); |
948 | ERR ("corrupted CBOR data (sharedref index not an unsigned integer)"); |
853 | |
949 | |
854 | UV idx = decode_uint (dec); |
950 | UV idx = decode_uint (dec); |
855 | |
951 | |
856 | if (!dec->shareable || (int)idx > AvFILLp (dec->shareable)) |
952 | if (!dec->shareable || (int)idx > AvFILLp (dec->shareable)) |
857 | ERR ("corrupted CBOR data (sharedref index out of bounds)"); |
953 | ERR ("corrupted CBOR data (sharedref index out of bounds)"); |
858 | |
954 | |
859 | sv = SvREFCNT_inc_NN (AvARRAY (dec->shareable)[idx]); |
955 | sv = SvREFCNT_inc_NN (AvARRAY (dec->shareable)[idx]); |
|
|
956 | |
|
|
957 | if (sv == &PL_sv_undef) |
|
|
958 | ERR ("cyclic CBOR data structure found, but allow_cycles is not enabled"); |
860 | } |
959 | } |
861 | break; |
960 | break; |
862 | |
961 | |
863 | case CBOR_TAG_PERL_OBJECT: |
962 | case CBOR_TAG_PERL_OBJECT: |
864 | { |
963 | { |
… | |
… | |
965 | static SV * |
1064 | static SV * |
966 | decode_sv (dec_t *dec) |
1065 | decode_sv (dec_t *dec) |
967 | { |
1066 | { |
968 | WANT (1); |
1067 | WANT (1); |
969 | |
1068 | |
970 | switch (*dec->cur >> 5) |
1069 | switch (*dec->cur >> MAJOR_SHIFT) |
971 | { |
1070 | { |
972 | case 0: // unsigned int |
1071 | case MAJOR_POS_INT >> MAJOR_SHIFT: return newSVuv (decode_uint (dec)); |
973 | return newSVuv (decode_uint (dec)); |
1072 | case MAJOR_NEG_INT >> MAJOR_SHIFT: return newSViv (-1 - (IV)decode_uint (dec)); |
974 | case 1: // negative int |
1073 | case MAJOR_BYTES >> MAJOR_SHIFT: return decode_str (dec, 0); |
975 | return newSViv (-1 - (IV)decode_uint (dec)); |
1074 | case MAJOR_TEXT >> MAJOR_SHIFT: return decode_str (dec, 1); |
976 | case 2: // octet string |
1075 | case MAJOR_ARRAY >> MAJOR_SHIFT: return decode_av (dec); |
977 | return decode_str (dec, 0); |
1076 | case MAJOR_MAP >> MAJOR_SHIFT: return decode_hv (dec); |
978 | case 3: // utf-8 string |
1077 | case MAJOR_TAG >> MAJOR_SHIFT: return decode_tagged (dec); |
979 | return decode_str (dec, 1); |
1078 | |
980 | case 4: // array |
1079 | case MAJOR_MISC >> MAJOR_SHIFT: |
981 | return decode_av (dec); |
|
|
982 | case 5: // map |
|
|
983 | return decode_hv (dec); |
|
|
984 | case 6: // tag |
|
|
985 | return decode_tagged (dec); |
|
|
986 | case 7: // misc |
|
|
987 | switch (*dec->cur++ & 31) |
1080 | switch (*dec->cur++ & MINOR_MASK) |
988 | { |
1081 | { |
989 | case 20: |
1082 | case SIMPLE_FALSE: |
990 | #if CBOR_SLOW |
1083 | #if CBOR_SLOW |
991 | types_false = get_bool ("Types::Serialiser::false"); |
1084 | types_false = get_bool ("Types::Serialiser::false"); |
992 | #endif |
1085 | #endif |
993 | return newSVsv (types_false); |
1086 | return newSVsv (types_false); |
994 | case 21: |
1087 | case SIMPLE_TRUE: |
995 | #if CBOR_SLOW |
1088 | #if CBOR_SLOW |
996 | types_true = get_bool ("Types::Serialiser::true"); |
1089 | types_true = get_bool ("Types::Serialiser::true"); |
997 | #endif |
1090 | #endif |
998 | return newSVsv (types_true); |
1091 | return newSVsv (types_true); |
999 | case 22: |
1092 | case SIMPLE_NULL: |
1000 | return newSVsv (&PL_sv_undef); |
1093 | return newSVsv (&PL_sv_undef); |
1001 | case 23: |
1094 | case SIMPLE_UNDEF: |
1002 | #if CBOR_SLOW |
1095 | #if CBOR_SLOW |
1003 | types_error = get_bool ("Types::Serialiser::error"); |
1096 | types_error = get_bool ("Types::Serialiser::error"); |
1004 | #endif |
1097 | #endif |
1005 | return newSVsv (types_error); |
1098 | return newSVsv (types_error); |
1006 | |
1099 | |
1007 | case 25: |
1100 | case MISC_FLOAT16: |
1008 | { |
1101 | { |
1009 | WANT (2); |
1102 | WANT (2); |
1010 | |
1103 | |
1011 | uint16_t fp = (dec->cur[0] << 8) | dec->cur[1]; |
1104 | uint16_t fp = (dec->cur[0] << 8) | dec->cur[1]; |
1012 | dec->cur += 2; |
1105 | dec->cur += 2; |
1013 | |
1106 | |
1014 | return newSVnv (ecb_binary16_to_float (fp)); |
1107 | return newSVnv (ecb_binary16_to_float (fp)); |
1015 | } |
1108 | } |
1016 | |
1109 | |
1017 | case 26: |
1110 | case MISC_FLOAT32: |
1018 | { |
1111 | { |
1019 | uint32_t fp; |
1112 | uint32_t fp; |
1020 | WANT (4); |
1113 | WANT (4); |
1021 | memcpy (&fp, dec->cur, 4); |
1114 | memcpy (&fp, dec->cur, 4); |
1022 | dec->cur += 4; |
1115 | dec->cur += 4; |
… | |
… | |
1025 | fp = ecb_bswap32 (fp); |
1118 | fp = ecb_bswap32 (fp); |
1026 | |
1119 | |
1027 | return newSVnv (ecb_binary32_to_float (fp)); |
1120 | return newSVnv (ecb_binary32_to_float (fp)); |
1028 | } |
1121 | } |
1029 | |
1122 | |
1030 | case 27: |
1123 | case MISC_FLOAT64: |
1031 | { |
1124 | { |
1032 | uint64_t fp; |
1125 | uint64_t fp; |
1033 | WANT (8); |
1126 | WANT (8); |
1034 | memcpy (&fp, dec->cur, 8); |
1127 | memcpy (&fp, dec->cur, 8); |
1035 | dec->cur += 8; |
1128 | dec->cur += 8; |
… | |
… | |
1038 | fp = ecb_bswap64 (fp); |
1131 | fp = ecb_bswap64 (fp); |
1039 | |
1132 | |
1040 | return newSVnv (ecb_binary64_to_double (fp)); |
1133 | return newSVnv (ecb_binary64_to_double (fp)); |
1041 | } |
1134 | } |
1042 | |
1135 | |
1043 | // 0..19 unassigned |
1136 | // 0..19 unassigned simple |
1044 | // 24 reserved + unassigned (reserved values are not encodable) |
1137 | // 24 reserved + unassigned (reserved values are not encodable) |
1045 | default: |
1138 | default: |
1046 | ERR ("corrupted CBOR data (reserved/unassigned major 7 value)"); |
1139 | ERR ("corrupted CBOR data (reserved/unassigned major 7 value)"); |
1047 | } |
1140 | } |
1048 | |
1141 | |
… | |
… | |
1136 | void shrink (CBOR *self, int enable = 1) |
1229 | void shrink (CBOR *self, int enable = 1) |
1137 | ALIAS: |
1230 | ALIAS: |
1138 | shrink = F_SHRINK |
1231 | shrink = F_SHRINK |
1139 | allow_unknown = F_ALLOW_UNKNOWN |
1232 | allow_unknown = F_ALLOW_UNKNOWN |
1140 | allow_sharing = F_ALLOW_SHARING |
1233 | allow_sharing = F_ALLOW_SHARING |
1141 | allow_stringref = F_ALLOW_STRINGREF |
1234 | allow_cycles = F_ALLOW_CYCLES |
|
|
1235 | pack_strings = F_PACK_STRINGS |
|
|
1236 | validate_utf8 = F_VALIDATE_UTF8 |
1142 | PPCODE: |
1237 | PPCODE: |
1143 | { |
1238 | { |
1144 | if (enable) |
1239 | if (enable) |
1145 | self->flags |= ix; |
1240 | self->flags |= ix; |
1146 | else |
1241 | else |
… | |
… | |
1152 | void get_shrink (CBOR *self) |
1247 | void get_shrink (CBOR *self) |
1153 | ALIAS: |
1248 | ALIAS: |
1154 | get_shrink = F_SHRINK |
1249 | get_shrink = F_SHRINK |
1155 | get_allow_unknown = F_ALLOW_UNKNOWN |
1250 | get_allow_unknown = F_ALLOW_UNKNOWN |
1156 | get_allow_sharing = F_ALLOW_SHARING |
1251 | get_allow_sharing = F_ALLOW_SHARING |
1157 | get_allow_stringref = F_ALLOW_STRINGREF |
1252 | get_allow_cycles = F_ALLOW_CYCLES |
|
|
1253 | get_pack_strings = F_PACK_STRINGS |
|
|
1254 | get_validate_utf8 = F_VALIDATE_UTF8 |
1158 | PPCODE: |
1255 | PPCODE: |
1159 | XPUSHs (boolSV (self->flags & ix)); |
1256 | XPUSHs (boolSV (self->flags & ix)); |
1160 | |
1257 | |
1161 | void max_depth (CBOR *self, U32 max_depth = 0x80000000UL) |
1258 | void max_depth (CBOR *self, U32 max_depth = 0x80000000UL) |
1162 | PPCODE: |
1259 | PPCODE: |
… | |
… | |
1218 | cbor_free (self); |
1315 | cbor_free (self); |
1219 | |
1316 | |
1220 | PROTOTYPES: ENABLE |
1317 | PROTOTYPES: ENABLE |
1221 | |
1318 | |
1222 | void encode_cbor (SV *scalar) |
1319 | void encode_cbor (SV *scalar) |
|
|
1320 | ALIAS: |
|
|
1321 | encode_cbor = 0 |
|
|
1322 | encode_cbor_sharing = F_ALLOW_SHARING |
1223 | PPCODE: |
1323 | PPCODE: |
1224 | { |
1324 | { |
1225 | CBOR cbor; |
1325 | CBOR cbor; |
1226 | cbor_init (&cbor); |
1326 | cbor_init (&cbor); |
|
|
1327 | cbor.flags |= ix; |
1227 | PUTBACK; scalar = encode_cbor (scalar, &cbor); SPAGAIN; |
1328 | PUTBACK; scalar = encode_cbor (scalar, &cbor); SPAGAIN; |
1228 | XPUSHs (scalar); |
1329 | XPUSHs (scalar); |
1229 | } |
1330 | } |
1230 | |
1331 | |
1231 | void decode_cbor (SV *cborstr) |
1332 | void decode_cbor (SV *cborstr) |