… | |
… | |
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> |
11 | |
11 | |
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|
12 | #define ECB_NO_THREADS 1 |
12 | #include "ecb.h" |
13 | #include "ecb.h" |
13 | |
14 | |
14 | // compatibility with perl <5.18 |
15 | // compatibility with perl <5.18 |
15 | #ifndef HvNAMELEN_get |
16 | #ifndef HvNAMELEN_get |
16 | # define HvNAMELEN_get(hv) strlen (HvNAME (hv)) |
17 | # define HvNAMELEN_get(hv) strlen (HvNAME (hv)) |
… | |
… | |
23 | #endif |
24 | #endif |
24 | #ifndef SvREFCNT_dec_NN |
25 | #ifndef SvREFCNT_dec_NN |
25 | # define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
26 | # define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
26 | #endif |
27 | #endif |
27 | |
28 | |
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29 | // known major and minor types |
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30 | enum cbor_type |
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31 | { |
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32 | MAJOR_SHIFT = 5, |
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33 | MINOR_MASK = 0x1f, |
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34 | |
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35 | MAJOR_POS_INT = 0 << MAJOR_SHIFT, |
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36 | MAJOR_NEG_INT = 1 << MAJOR_SHIFT, |
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37 | MAJOR_BYTES = 2 << MAJOR_SHIFT, |
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38 | MAJOR_TEXT = 3 << MAJOR_SHIFT, |
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39 | MAJOR_ARRAY = 4 << MAJOR_SHIFT, |
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40 | MAJOR_MAP = 5 << MAJOR_SHIFT, |
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41 | MAJOR_TAG = 6 << MAJOR_SHIFT, |
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42 | MAJOR_MISC = 7 << MAJOR_SHIFT, |
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43 | |
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44 | // INT/STRING/ARRAY/MAP subtypes |
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45 | LENGTH_EXT1 = 24, |
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46 | LENGTH_EXT2 = 25, |
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47 | LENGTH_EXT4 = 26, |
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48 | LENGTH_EXT8 = 27, |
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49 | |
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50 | // SIMPLE types (effectively MISC subtypes) |
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51 | SIMPLE_FALSE = 20, |
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52 | SIMPLE_TRUE = 21, |
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53 | SIMPLE_NULL = 22, |
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54 | SIMPLE_UNDEF = 23, |
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55 | |
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56 | // MISC subtype (unused) |
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57 | MISC_EXT1 = 24, |
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58 | MISC_FLOAT16 = 25, |
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59 | MISC_FLOAT32 = 26, |
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60 | MISC_FLOAT64 = 27, |
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61 | |
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62 | // BYTES/TEXT/ARRAY/MAP |
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63 | MINOR_INDEF = 31, |
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64 | }; |
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65 | |
28 | // known tags |
66 | // known tags |
29 | enum cbor_tag |
67 | enum cbor_tag |
30 | { |
68 | { |
31 | // extensions |
69 | // extensions |
32 | CBOR_TAG_STRINGREF = 25, // http://cbor.schmorp.de/stringref |
70 | CBOR_TAG_STRINGREF = 25, // http://cbor.schmorp.de/stringref |
33 | CBOR_TAG_PERL_OBJECT = 26, // http://cbor.schmorp.de/perl-object |
71 | CBOR_TAG_PERL_OBJECT = 26, // http://cbor.schmorp.de/perl-object |
34 | CBOR_TAG_GENERIC_OBJECT = 27, // http://cbor.schmorp.de/generic-object |
72 | CBOR_TAG_GENERIC_OBJECT = 27, // http://cbor.schmorp.de/generic-object |
35 | CBOR_TAG_VALUE_SHAREABLE = 28, // http://cbor.schmorp.de/value-sharing |
73 | CBOR_TAG_VALUE_SHAREABLE = 28, // http://cbor.schmorp.de/value-sharing |
36 | CBOR_TAG_VALUE_SHAREDREF = 29, // http://cbor.schmorp.de/value-sharing |
74 | CBOR_TAG_VALUE_SHAREDREF = 29, // http://cbor.schmorp.de/value-sharing |
37 | CBOR_TAG_STRINGREF_NAMESPACE = 256, // http://cbor.schmorp.de/stringref |
75 | CBOR_TAG_STRINGREF_NAMESPACE = 256, // http://cbor.schmorp.de/stringref |
38 | CBOR_TAG_INDIRECTION = 22098, // http://cbor.schmorp.de/indirection |
76 | CBOR_TAG_INDIRECTION = 22098, // http://cbor.schmorp.de/indirection |
39 | |
77 | |
40 | // rfc7049 |
78 | // rfc7049 |
41 | CBOR_TAG_DATETIME = 0, // rfc4287, utf-8 |
79 | CBOR_TAG_DATETIME = 0, // rfc4287, utf-8 |
42 | CBOR_TAG_TIMESTAMP = 1, // unix timestamp, any |
80 | CBOR_TAG_TIMESTAMP = 1, // unix timestamp, any |
43 | CBOR_TAG_POS_BIGNUM = 2, // byte string |
81 | CBOR_TAG_POS_BIGNUM = 2, // byte string |
44 | CBOR_TAG_NEG_BIGNUM = 3, // byte string |
82 | CBOR_TAG_NEG_BIGNUM = 3, // byte string |
45 | CBOR_TAG_DECIMAL = 4, // decimal fraction, array |
83 | CBOR_TAG_DECIMAL = 4, // decimal fraction, array |
46 | CBOR_TAG_BIGFLOAT = 5, // array |
84 | CBOR_TAG_BIGFLOAT = 5, // array |
47 | |
85 | |
48 | CBOR_TAG_CONV_B64U = 21, // base64url, any |
86 | CBOR_TAG_CONV_B64U = 21, // base64url, any |
49 | CBOR_TAG_CONV_B64 = 22, // base64, any |
87 | CBOR_TAG_CONV_B64 = 22, // base64, any |
50 | CBOR_TAG_CONV_HEX = 23, // base16, any |
88 | CBOR_TAG_CONV_HEX = 23, // base16, any |
51 | CBOR_TAG_CBOR = 24, // embedded cbor, byte string |
89 | CBOR_TAG_CBOR = 24, // embedded cbor, byte string |
52 | |
90 | |
53 | CBOR_TAG_URI = 32, // URI rfc3986, utf-8 |
91 | CBOR_TAG_URI = 32, // URI rfc3986, utf-8 |
54 | CBOR_TAG_B64U = 33, // base64url rfc4648, utf-8 |
92 | CBOR_TAG_B64U = 33, // base64url rfc4648, utf-8 |
55 | CBOR_TAG_B64 = 34, // base6 rfc46484, utf-8 |
93 | CBOR_TAG_B64 = 34, // base6 rfc46484, utf-8 |
56 | CBOR_TAG_REGEX = 35, // regex pcre/ecma262, utf-8 |
94 | CBOR_TAG_REGEX = 35, // regex pcre/ecma262, utf-8 |
57 | CBOR_TAG_MIME = 36, // mime message rfc2045, utf-8 |
95 | CBOR_TAG_MIME = 36, // mime message rfc2045, utf-8 |
58 | |
96 | |
59 | CBOR_TAG_MAGIC = 55799 // self-describe cbor |
97 | CBOR_TAG_MAGIC = 55799, // self-describe cbor |
60 | }; |
98 | }; |
61 | |
99 | |
62 | #define F_SHRINK 0x00000001UL |
100 | #define F_SHRINK 0x00000001UL |
63 | #define F_ALLOW_UNKNOWN 0x00000002UL |
101 | #define F_ALLOW_UNKNOWN 0x00000002UL |
64 | #define F_ALLOW_SHARING 0x00000004UL //TODO |
102 | #define F_ALLOW_SHARING 0x00000004UL |
65 | #define F_ALLOW_STRINGREF 0x00000008UL //TODO |
103 | #define F_ALLOW_CYCLES 0x00000008UL |
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104 | #define F_PACK_STRINGS 0x00000010UL |
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105 | #define F_UTF8_STRINGS 0x00000020UL |
|
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106 | #define F_VALIDATE_UTF8 0x00000040UL |
66 | |
107 | |
67 | #define INIT_SIZE 32 // initial scalar size to be allocated |
108 | #define INIT_SIZE 32 // initial scalar size to be allocated |
68 | |
109 | |
69 | #define SB do { |
110 | #define SB do { |
70 | #define SE } while (0) |
111 | #define SE } while (0) |
… | |
… | |
89 | typedef struct { |
130 | typedef struct { |
90 | U32 flags; |
131 | U32 flags; |
91 | U32 max_depth; |
132 | U32 max_depth; |
92 | STRLEN max_size; |
133 | STRLEN max_size; |
93 | SV *filter; |
134 | SV *filter; |
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135 | |
|
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136 | // for the incremental parser |
|
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137 | STRLEN incr_pos; // the current offset into the text |
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138 | STRLEN incr_need; // minimum bytes needed to decode |
|
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139 | AV *incr_count; // for every nesting level, the number of outstanding values, or -1 for indef. |
94 | } CBOR; |
140 | } CBOR; |
95 | |
141 | |
96 | ecb_inline void |
142 | ecb_inline void |
97 | cbor_init (CBOR *cbor) |
143 | cbor_init (CBOR *cbor) |
98 | { |
144 | { |
… | |
… | |
102 | |
148 | |
103 | ecb_inline void |
149 | ecb_inline void |
104 | cbor_free (CBOR *cbor) |
150 | cbor_free (CBOR *cbor) |
105 | { |
151 | { |
106 | SvREFCNT_dec (cbor->filter); |
152 | SvREFCNT_dec (cbor->filter); |
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153 | SvREFCNT_dec (cbor->incr_count); |
107 | } |
154 | } |
108 | |
155 | |
109 | ///////////////////////////////////////////////////////////////////////////// |
156 | ///////////////////////////////////////////////////////////////////////////// |
110 | // utility functions |
157 | // utility functions |
111 | |
158 | |
… | |
… | |
189 | static void |
236 | static void |
190 | encode_uint (enc_t *enc, int major, UV len) |
237 | encode_uint (enc_t *enc, int major, UV len) |
191 | { |
238 | { |
192 | need (enc, 9); |
239 | need (enc, 9); |
193 | |
240 | |
194 | if (len < 24) |
241 | if (ecb_expect_true (len < LENGTH_EXT1)) |
195 | *enc->cur++ = major | len; |
242 | *enc->cur++ = major | len; |
196 | else if (len <= 0xff) |
243 | else if (ecb_expect_true (len <= 0xffU)) |
197 | { |
244 | { |
198 | *enc->cur++ = major | 24; |
245 | *enc->cur++ = major | LENGTH_EXT1; |
199 | *enc->cur++ = len; |
246 | *enc->cur++ = len; |
200 | } |
247 | } |
201 | else if (len <= 0xffff) |
248 | else if (len <= 0xffffU) |
202 | { |
249 | { |
203 | *enc->cur++ = major | 25; |
250 | *enc->cur++ = major | LENGTH_EXT2; |
204 | *enc->cur++ = len >> 8; |
251 | *enc->cur++ = len >> 8; |
205 | *enc->cur++ = len; |
252 | *enc->cur++ = len; |
206 | } |
253 | } |
207 | else if (len <= 0xffffffff) |
254 | else if (len <= 0xffffffffU) |
208 | { |
255 | { |
209 | *enc->cur++ = major | 26; |
256 | *enc->cur++ = major | LENGTH_EXT4; |
210 | *enc->cur++ = len >> 24; |
257 | *enc->cur++ = len >> 24; |
211 | *enc->cur++ = len >> 16; |
258 | *enc->cur++ = len >> 16; |
212 | *enc->cur++ = len >> 8; |
259 | *enc->cur++ = len >> 8; |
213 | *enc->cur++ = len; |
260 | *enc->cur++ = len; |
214 | } |
261 | } |
215 | else |
262 | else |
216 | { |
263 | { |
217 | *enc->cur++ = major | 27; |
264 | *enc->cur++ = major | LENGTH_EXT8; |
218 | *enc->cur++ = len >> 56; |
265 | *enc->cur++ = len >> 56; |
219 | *enc->cur++ = len >> 48; |
266 | *enc->cur++ = len >> 48; |
220 | *enc->cur++ = len >> 40; |
267 | *enc->cur++ = len >> 40; |
221 | *enc->cur++ = len >> 32; |
268 | *enc->cur++ = len >> 32; |
222 | *enc->cur++ = len >> 24; |
269 | *enc->cur++ = len >> 24; |
… | |
… | |
227 | } |
274 | } |
228 | |
275 | |
229 | ecb_inline void |
276 | ecb_inline void |
230 | encode_tag (enc_t *enc, UV tag) |
277 | encode_tag (enc_t *enc, UV tag) |
231 | { |
278 | { |
232 | encode_uint (enc, 0xc0, tag); |
279 | encode_uint (enc, MAJOR_TAG, tag); |
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280 | } |
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281 | |
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282 | ecb_inline void |
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283 | encode_str (enc_t *enc, int utf8, char *str, STRLEN len) |
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284 | { |
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285 | if (ecb_expect_false (enc->cbor.flags & F_UTF8_STRINGS)) |
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286 | if (!utf8) |
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287 | { |
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288 | SV *sv = sv_newmortal (); |
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289 | char *s; STRLEN l; |
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290 | |
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291 | sv_setpvn (sv, str, len); |
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292 | |
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293 | s = SvPVutf8 (sv, l); |
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294 | encode_str (enc, 1, s, l); |
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295 | return; |
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296 | } |
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297 | |
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298 | encode_uint (enc, utf8 ? MAJOR_TEXT : MAJOR_BYTES, len); |
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299 | need (enc, len); |
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300 | memcpy (enc->cur, str, len); |
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301 | enc->cur += len; |
233 | } |
302 | } |
234 | |
303 | |
235 | static void |
304 | static void |
236 | encode_str (enc_t *enc, int utf8, char *str, STRLEN len) |
305 | encode_strref (enc_t *enc, int utf8, char *str, STRLEN len) |
237 | { |
306 | { |
238 | if (ecb_expect_false (enc->cbor.flags & F_ALLOW_STRINGREF)) |
307 | if (ecb_expect_false (enc->cbor.flags & F_PACK_STRINGS)) |
239 | { |
308 | { |
240 | SV **svp = hv_fetch (enc->stringref[!!utf8], str, len, 1); |
309 | SV **svp = hv_fetch (enc->stringref[!!utf8], str, len, 1); |
241 | |
310 | |
242 | if (SvOK (*svp)) |
311 | if (SvOK (*svp)) |
243 | { |
312 | { |
244 | // already registered, use stringref |
313 | // already registered, use stringref |
245 | encode_tag (enc, CBOR_TAG_STRINGREF); |
314 | encode_tag (enc, CBOR_TAG_STRINGREF); |
246 | encode_uint (enc, 0x00, SvUV (*svp)); |
315 | encode_uint (enc, MAJOR_POS_INT, SvUV (*svp)); |
247 | return; |
316 | return; |
248 | } |
317 | } |
249 | else if (len >= minimum_string_length (enc->stringref_idx)) |
318 | else if (len >= minimum_string_length (enc->stringref_idx)) |
250 | { |
319 | { |
251 | // register only |
320 | // register only |
252 | sv_setuv (*svp, enc->stringref_idx); |
321 | sv_setuv (*svp, enc->stringref_idx); |
253 | ++enc->stringref_idx; |
322 | ++enc->stringref_idx; |
254 | } |
323 | } |
255 | } |
324 | } |
256 | |
325 | |
257 | encode_uint (enc, utf8 ? 0x60 : 0x40, len); |
326 | encode_str (enc, utf8, str, len); |
258 | need (enc, len); |
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259 | memcpy (enc->cur, str, len); |
|
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260 | enc->cur += len; |
|
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261 | } |
327 | } |
262 | |
328 | |
263 | static void encode_sv (enc_t *enc, SV *sv); |
329 | static void encode_sv (enc_t *enc, SV *sv); |
264 | |
330 | |
265 | static void |
331 | static void |
… | |
… | |
270 | if (enc->depth >= enc->cbor.max_depth) |
336 | if (enc->depth >= enc->cbor.max_depth) |
271 | croak (ERR_NESTING_EXCEEDED); |
337 | croak (ERR_NESTING_EXCEEDED); |
272 | |
338 | |
273 | ++enc->depth; |
339 | ++enc->depth; |
274 | |
340 | |
275 | encode_uint (enc, 0x80, len + 1); |
341 | encode_uint (enc, MAJOR_ARRAY, len + 1); |
276 | |
342 | |
|
|
343 | if (SvMAGICAL (av)) |
277 | for (i = 0; i <= len; ++i) |
344 | for (i = 0; i <= len; ++i) |
278 | { |
345 | { |
279 | SV **svp = av_fetch (av, i, 0); |
346 | SV **svp = av_fetch (av, i, 0); |
280 | encode_sv (enc, svp ? *svp : &PL_sv_undef); |
347 | encode_sv (enc, svp ? *svp : &PL_sv_undef); |
281 | } |
348 | } |
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349 | else |
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350 | for (i = 0; i <= len; ++i) |
|
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351 | { |
|
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352 | SV *sv = AvARRAY (av)[i]; |
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353 | encode_sv (enc, sv ? sv : &PL_sv_undef); |
|
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354 | } |
282 | |
355 | |
283 | --enc->depth; |
356 | --enc->depth; |
284 | } |
357 | } |
285 | |
358 | |
286 | static void |
359 | static void |
… | |
… | |
295 | |
368 | |
296 | int pairs = hv_iterinit (hv); |
369 | int pairs = hv_iterinit (hv); |
297 | int mg = SvMAGICAL (hv); |
370 | int mg = SvMAGICAL (hv); |
298 | |
371 | |
299 | if (mg) |
372 | if (mg) |
300 | encode_ch (enc, 0xa0 | 31); |
373 | encode_ch (enc, MAJOR_MAP | MINOR_INDEF); |
301 | else |
374 | else |
302 | encode_uint (enc, 0xa0, pairs); |
375 | encode_uint (enc, MAJOR_MAP, pairs); |
303 | |
376 | |
304 | while ((he = hv_iternext (hv))) |
377 | while ((he = hv_iternext (hv))) |
305 | { |
378 | { |
306 | if (HeKLEN (he) == HEf_SVKEY) |
379 | if (HeKLEN (he) == HEf_SVKEY) |
307 | encode_sv (enc, HeSVKEY (he)); |
380 | encode_sv (enc, HeSVKEY (he)); |
308 | else |
381 | else |
309 | encode_str (enc, HeKUTF8 (he), HeKEY (he), HeKLEN (he)); |
382 | encode_strref (enc, HeKUTF8 (he), HeKEY (he), HeKLEN (he)); |
310 | |
383 | |
311 | encode_sv (enc, ecb_expect_false (mg) ? hv_iterval (hv, he) : HeVAL (he)); |
384 | encode_sv (enc, ecb_expect_false (mg) ? hv_iterval (hv, he) : HeVAL (he)); |
312 | } |
385 | } |
313 | |
386 | |
314 | if (mg) |
387 | if (mg) |
315 | encode_ch (enc, 0xe0 | 31); |
388 | encode_ch (enc, MAJOR_MISC | MINOR_INDEF); |
316 | |
389 | |
317 | --enc->depth; |
390 | --enc->depth; |
318 | } |
391 | } |
319 | |
392 | |
320 | // encode objects, arrays and special \0=false and \1=true values. |
393 | // encode objects, arrays and special \0=false and \1=true values. |
321 | static void |
394 | static void |
322 | encode_rv (enc_t *enc, SV *sv) |
395 | encode_rv (enc_t *enc, SV *sv) |
323 | { |
396 | { |
324 | SvGETMAGIC (sv); |
397 | SvGETMAGIC (sv); |
325 | |
|
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326 | if (ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING) |
|
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327 | && ecb_expect_false (SvREFCNT (sv) > 1)) |
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328 | { |
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329 | if (!enc->shareable) |
|
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330 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
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331 | |
|
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332 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
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333 | |
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334 | if (SvOK (*svp)) |
|
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335 | { |
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336 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
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337 | encode_uint (enc, 0x00, SvUV (*svp)); |
|
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338 | return; |
|
|
339 | } |
|
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340 | else |
|
|
341 | { |
|
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342 | sv_setuv (*svp, enc->shareable_idx); |
|
|
343 | ++enc->shareable_idx; |
|
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344 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
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345 | } |
|
|
346 | } |
|
|
347 | |
398 | |
348 | svtype svt = SvTYPE (sv); |
399 | svtype svt = SvTYPE (sv); |
349 | |
400 | |
350 | if (ecb_expect_false (SvOBJECT (sv))) |
401 | if (ecb_expect_false (SvOBJECT (sv))) |
351 | { |
402 | { |
… | |
… | |
358 | HV *tagged_stash = !CBOR_SLOW || cbor_tagged_stash |
409 | HV *tagged_stash = !CBOR_SLOW || cbor_tagged_stash |
359 | ? cbor_tagged_stash |
410 | ? cbor_tagged_stash |
360 | : gv_stashpv ("CBOR::XS::Tagged" , 1); |
411 | : gv_stashpv ("CBOR::XS::Tagged" , 1); |
361 | |
412 | |
362 | HV *stash = SvSTASH (sv); |
413 | HV *stash = SvSTASH (sv); |
363 | GV *method; |
|
|
364 | |
414 | |
365 | if (stash == boolean_stash) |
415 | if (stash == boolean_stash) |
366 | encode_ch (enc, SvIV (sv) ? 0xe0 | 21 : 0xe0 | 20); |
416 | { |
|
|
417 | encode_ch (enc, SvIV (sv) ? MAJOR_MISC | SIMPLE_TRUE : MAJOR_MISC | SIMPLE_FALSE); |
|
|
418 | return; |
|
|
419 | } |
367 | else if (stash == error_stash) |
420 | else if (stash == error_stash) |
368 | encode_ch (enc, 0xe0 | 23); |
421 | { |
|
|
422 | encode_ch (enc, MAJOR_MISC | SIMPLE_UNDEF); |
|
|
423 | return; |
|
|
424 | } |
369 | else if (stash == tagged_stash) |
425 | else if (stash == tagged_stash) |
370 | { |
426 | { |
371 | if (svt != SVt_PVAV) |
427 | if (svt != SVt_PVAV) |
372 | croak ("encountered CBOR::XS::Tagged object that isn't an array"); |
428 | croak ("encountered CBOR::XS::Tagged object that isn't an array"); |
373 | |
429 | |
374 | encode_uint (enc, 0xc0, SvUV (*av_fetch ((AV *)sv, 0, 1))); |
430 | encode_uint (enc, MAJOR_TAG, SvUV (*av_fetch ((AV *)sv, 0, 1))); |
375 | encode_sv (enc, *av_fetch ((AV *)sv, 1, 1)); |
431 | encode_sv (enc, *av_fetch ((AV *)sv, 1, 1)); |
|
|
432 | |
|
|
433 | return; |
|
|
434 | } |
|
|
435 | } |
|
|
436 | |
|
|
437 | if (ecb_expect_false (SvREFCNT (sv) > 1) |
|
|
438 | && ecb_expect_false (enc->cbor.flags & F_ALLOW_SHARING)) |
|
|
439 | { |
|
|
440 | if (!enc->shareable) |
|
|
441 | enc->shareable = (HV *)sv_2mortal ((SV *)newHV ()); |
|
|
442 | |
|
|
443 | SV **svp = hv_fetch (enc->shareable, (char *)&sv, sizeof (sv), 1); |
|
|
444 | |
|
|
445 | if (SvOK (*svp)) |
376 | } |
446 | { |
|
|
447 | encode_tag (enc, CBOR_TAG_VALUE_SHAREDREF); |
|
|
448 | encode_uint (enc, MAJOR_POS_INT, SvUV (*svp)); |
|
|
449 | return; |
|
|
450 | } |
|
|
451 | else |
|
|
452 | { |
|
|
453 | sv_setuv (*svp, enc->shareable_idx); |
|
|
454 | ++enc->shareable_idx; |
|
|
455 | encode_tag (enc, CBOR_TAG_VALUE_SHAREABLE); |
|
|
456 | } |
|
|
457 | } |
|
|
458 | |
|
|
459 | if (ecb_expect_false (SvOBJECT (sv))) |
|
|
460 | { |
|
|
461 | HV *stash = SvSTASH (sv); |
|
|
462 | GV *method; |
|
|
463 | |
377 | else if ((method = gv_fetchmethod_autoload (stash, "TO_CBOR", 0))) |
464 | if ((method = gv_fetchmethod_autoload (stash, "TO_CBOR", 0))) |
378 | { |
465 | { |
379 | dSP; |
466 | dSP; |
380 | |
467 | |
381 | ENTER; SAVETMPS; PUSHMARK (SP); |
468 | ENTER; SAVETMPS; |
|
|
469 | PUSHMARK (SP); |
382 | // we re-bless the reference to get overload and other niceties right |
470 | // we re-bless the reference to get overload and other niceties right |
383 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
471 | XPUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
384 | |
472 | |
385 | PUTBACK; |
473 | PUTBACK; |
386 | // G_SCALAR ensures that return value is 1 |
474 | // G_SCALAR ensures that return value is 1 |
… | |
… | |
399 | } |
487 | } |
400 | else if ((method = gv_fetchmethod_autoload (stash, "FREEZE", 0)) != 0) |
488 | else if ((method = gv_fetchmethod_autoload (stash, "FREEZE", 0)) != 0) |
401 | { |
489 | { |
402 | dSP; |
490 | dSP; |
403 | |
491 | |
404 | ENTER; SAVETMPS; PUSHMARK (SP); |
492 | ENTER; SAVETMPS; |
|
|
493 | SAVESTACK_POS (); |
|
|
494 | PUSHMARK (SP); |
405 | EXTEND (SP, 2); |
495 | EXTEND (SP, 2); |
406 | // we re-bless the reference to get overload and other niceties right |
496 | // we re-bless the reference to get overload and other niceties right |
407 | PUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
497 | PUSHs (sv_bless (sv_2mortal (newRV_inc (sv)), stash)); |
408 | PUSHs (sv_cbor); |
498 | PUSHs (sv_cbor); |
409 | |
499 | |
… | |
… | |
414 | // catch this surprisingly common error |
504 | // catch this surprisingly common error |
415 | if (count == 1 && SvROK (TOPs) && SvRV (TOPs) == sv) |
505 | if (count == 1 && SvROK (TOPs) && SvRV (TOPs) == sv) |
416 | croak ("%s::FREEZE(CBOR) method returned same object as was passed instead of a new one", HvNAME (stash)); |
506 | croak ("%s::FREEZE(CBOR) method returned same object as was passed instead of a new one", HvNAME (stash)); |
417 | |
507 | |
418 | encode_tag (enc, CBOR_TAG_PERL_OBJECT); |
508 | encode_tag (enc, CBOR_TAG_PERL_OBJECT); |
419 | encode_uint (enc, 0x80, count + 1); |
509 | encode_uint (enc, MAJOR_ARRAY, count + 1); |
420 | encode_str (enc, HvNAMEUTF8 (stash), HvNAME (stash), HvNAMELEN (stash)); |
510 | encode_strref (enc, HvNAMEUTF8 (stash), HvNAME (stash), HvNAMELEN (stash)); |
421 | |
511 | |
422 | while (count) |
512 | while (count) |
423 | encode_sv (enc, SP[1 - count--]); |
513 | encode_sv (enc, SP[1 - count--]); |
424 | |
514 | |
425 | PUTBACK; |
515 | PUTBACK; |
… | |
… | |
446 | { |
536 | { |
447 | double nv = SvNVX (sv); |
537 | double nv = SvNVX (sv); |
448 | |
538 | |
449 | need (enc, 9); |
539 | need (enc, 9); |
450 | |
540 | |
451 | if (ecb_expect_false (nv == (U32)nv)) |
541 | if (ecb_expect_false (nv == (NV)(U32)nv)) |
452 | encode_uint (enc, 0x00, (U32)nv); |
542 | encode_uint (enc, MAJOR_POS_INT, (U32)nv); |
453 | //TODO: maybe I32? |
543 | //TODO: maybe I32? |
454 | else if (ecb_expect_false (nv == (float)nv)) |
544 | else if (ecb_expect_false (nv == (float)nv)) |
455 | { |
545 | { |
456 | uint32_t fp = ecb_float_to_binary32 (nv); |
546 | uint32_t fp = ecb_float_to_binary32 (nv); |
457 | |
547 | |
458 | *enc->cur++ = 0xe0 | 26; |
548 | *enc->cur++ = MAJOR_MISC | MISC_FLOAT32; |
459 | |
549 | |
460 | if (!ecb_big_endian ()) |
550 | if (!ecb_big_endian ()) |
461 | fp = ecb_bswap32 (fp); |
551 | fp = ecb_bswap32 (fp); |
462 | |
552 | |
463 | memcpy (enc->cur, &fp, 4); |
553 | memcpy (enc->cur, &fp, 4); |
… | |
… | |
465 | } |
555 | } |
466 | else |
556 | else |
467 | { |
557 | { |
468 | uint64_t fp = ecb_double_to_binary64 (nv); |
558 | uint64_t fp = ecb_double_to_binary64 (nv); |
469 | |
559 | |
470 | *enc->cur++ = 0xe0 | 27; |
560 | *enc->cur++ = MAJOR_MISC | MISC_FLOAT64; |
471 | |
561 | |
472 | if (!ecb_big_endian ()) |
562 | if (!ecb_big_endian ()) |
473 | fp = ecb_bswap64 (fp); |
563 | fp = ecb_bswap64 (fp); |
474 | |
564 | |
475 | memcpy (enc->cur, &fp, 8); |
565 | memcpy (enc->cur, &fp, 8); |
… | |
… | |
484 | |
574 | |
485 | if (SvPOKp (sv)) |
575 | if (SvPOKp (sv)) |
486 | { |
576 | { |
487 | STRLEN len; |
577 | STRLEN len; |
488 | char *str = SvPV (sv, len); |
578 | char *str = SvPV (sv, len); |
489 | encode_str (enc, SvUTF8 (sv), str, len); |
579 | encode_strref (enc, SvUTF8 (sv), str, len); |
490 | } |
580 | } |
491 | else if (SvNOKp (sv)) |
581 | else if (SvNOKp (sv)) |
492 | encode_nv (enc, sv); |
582 | encode_nv (enc, sv); |
493 | else if (SvIOKp (sv)) |
583 | else if (SvIOKp (sv)) |
494 | { |
584 | { |
495 | if (SvIsUV (sv)) |
585 | if (SvIsUV (sv)) |
496 | encode_uint (enc, 0x00, SvUVX (sv)); |
586 | encode_uint (enc, MAJOR_POS_INT, SvUVX (sv)); |
497 | else if (SvIVX (sv) >= 0) |
587 | else if (SvIVX (sv) >= 0) |
498 | encode_uint (enc, 0x00, SvIVX (sv)); |
588 | encode_uint (enc, MAJOR_POS_INT, SvIVX (sv)); |
499 | else |
589 | else |
500 | encode_uint (enc, 0x20, -(SvIVX (sv) + 1)); |
590 | encode_uint (enc, MAJOR_NEG_INT, -(SvIVX (sv) + 1)); |
501 | } |
591 | } |
502 | else if (SvROK (sv)) |
592 | else if (SvROK (sv)) |
503 | encode_rv (enc, SvRV (sv)); |
593 | encode_rv (enc, SvRV (sv)); |
504 | else if (!SvOK (sv)) |
594 | else if (!SvOK (sv)) |
505 | encode_ch (enc, 0xe0 | 22); |
595 | encode_ch (enc, MAJOR_MISC | SIMPLE_NULL); |
506 | else if (enc->cbor.flags & F_ALLOW_UNKNOWN) |
596 | else if (enc->cbor.flags & F_ALLOW_UNKNOWN) |
507 | encode_ch (enc, 0xe0 | 23); |
597 | encode_ch (enc, MAJOR_MISC | SIMPLE_UNDEF); |
508 | else |
598 | else |
509 | croak ("encountered perl type (%s,0x%x) that CBOR cannot handle, check your input data", |
599 | croak ("encountered perl type (%s,0x%x) that CBOR cannot handle, check your input data", |
510 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
600 | SvPV_nolen (sv), (unsigned int)SvFLAGS (sv)); |
511 | } |
601 | } |
512 | |
602 | |
513 | static SV * |
603 | static SV * |
514 | encode_cbor (SV *scalar, CBOR *cbor) |
604 | encode_cbor (SV *scalar, CBOR *cbor) |
515 | { |
605 | { |
516 | enc_t enc = { }; |
606 | enc_t enc = { 0 }; |
517 | |
607 | |
518 | enc.cbor = *cbor; |
608 | enc.cbor = *cbor; |
519 | enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE)); |
609 | enc.sv = sv_2mortal (NEWSV (0, INIT_SIZE)); |
520 | enc.cur = SvPVX (enc.sv); |
610 | enc.cur = SvPVX (enc.sv); |
521 | enc.end = SvEND (enc.sv); |
611 | enc.end = SvEND (enc.sv); |
522 | |
612 | |
523 | SvPOK_only (enc.sv); |
613 | SvPOK_only (enc.sv); |
524 | |
614 | |
525 | if (cbor->flags & F_ALLOW_STRINGREF) |
615 | if (cbor->flags & F_PACK_STRINGS) |
526 | { |
616 | { |
527 | encode_tag (&enc, CBOR_TAG_STRINGREF_NAMESPACE); |
617 | encode_tag (&enc, CBOR_TAG_STRINGREF_NAMESPACE); |
528 | enc.stringref[0]= (HV *)sv_2mortal ((SV *)newHV ()); |
618 | enc.stringref[0]= (HV *)sv_2mortal ((SV *)newHV ()); |
529 | enc.stringref[1]= (HV *)sv_2mortal ((SV *)newHV ()); |
619 | enc.stringref[1]= (HV *)sv_2mortal ((SV *)newHV ()); |
530 | } |
620 | } |
… | |
… | |
565 | #define DEC_DEC_DEPTH --dec->depth |
655 | #define DEC_DEC_DEPTH --dec->depth |
566 | |
656 | |
567 | static UV |
657 | static UV |
568 | decode_uint (dec_t *dec) |
658 | decode_uint (dec_t *dec) |
569 | { |
659 | { |
570 | switch (*dec->cur & 31) |
660 | U8 m = *dec->cur & MINOR_MASK; |
571 | { |
661 | ++dec->cur; |
572 | case 0: case 1: case 2: case 3: case 4: case 5: case 6: case 7: |
|
|
573 | case 8: case 9: case 10: case 11: case 12: case 13: case 14: case 15: |
|
|
574 | case 16: case 17: case 18: case 19: case 20: case 21: case 22: case 23: |
|
|
575 | return *dec->cur++ & 31; |
|
|
576 | |
662 | |
577 | case 24: |
663 | if (ecb_expect_true (m < LENGTH_EXT1)) |
|
|
664 | return m; |
|
|
665 | else if (ecb_expect_true (m == LENGTH_EXT1)) |
|
|
666 | { |
578 | WANT (2); |
667 | WANT (1); |
579 | dec->cur += 2; |
668 | dec->cur += 1; |
580 | return dec->cur[-1]; |
669 | return dec->cur[-1]; |
581 | |
670 | } |
582 | case 25: |
671 | else if (ecb_expect_true (m == LENGTH_EXT2)) |
|
|
672 | { |
583 | WANT (3); |
673 | WANT (2); |
584 | dec->cur += 3; |
674 | dec->cur += 2; |
585 | return (((UV)dec->cur[-2]) << 8) |
675 | return (((UV)dec->cur[-2]) << 8) |
586 | | ((UV)dec->cur[-1]); |
676 | | ((UV)dec->cur[-1]); |
587 | |
677 | } |
588 | case 26: |
678 | else if (ecb_expect_true (m == LENGTH_EXT4)) |
|
|
679 | { |
589 | WANT (5); |
680 | WANT (4); |
590 | dec->cur += 5; |
681 | dec->cur += 4; |
591 | return (((UV)dec->cur[-4]) << 24) |
682 | return (((UV)dec->cur[-4]) << 24) |
592 | | (((UV)dec->cur[-3]) << 16) |
683 | | (((UV)dec->cur[-3]) << 16) |
593 | | (((UV)dec->cur[-2]) << 8) |
684 | | (((UV)dec->cur[-2]) << 8) |
594 | | ((UV)dec->cur[-1]); |
685 | | ((UV)dec->cur[-1]); |
595 | |
686 | } |
596 | case 27: |
687 | else if (ecb_expect_true (m == LENGTH_EXT8)) |
|
|
688 | { |
597 | WANT (9); |
689 | WANT (8); |
598 | dec->cur += 9; |
690 | dec->cur += 8; |
|
|
691 | |
|
|
692 | return |
|
|
693 | #if UVSIZE < 8 |
|
|
694 | 0 |
|
|
695 | #else |
599 | return (((UV)dec->cur[-8]) << 56) |
696 | (((UV)dec->cur[-8]) << 56) |
600 | | (((UV)dec->cur[-7]) << 48) |
697 | | (((UV)dec->cur[-7]) << 48) |
601 | | (((UV)dec->cur[-6]) << 40) |
698 | | (((UV)dec->cur[-6]) << 40) |
602 | | (((UV)dec->cur[-5]) << 32) |
699 | | (((UV)dec->cur[-5]) << 32) |
|
|
700 | #endif |
603 | | (((UV)dec->cur[-4]) << 24) |
701 | | (((UV)dec->cur[-4]) << 24) |
604 | | (((UV)dec->cur[-3]) << 16) |
702 | | (((UV)dec->cur[-3]) << 16) |
605 | | (((UV)dec->cur[-2]) << 8) |
703 | | (((UV)dec->cur[-2]) << 8) |
606 | | ((UV)dec->cur[-1]); |
704 | | ((UV)dec->cur[-1]); |
607 | |
705 | } |
608 | default: |
706 | else |
609 | ERR ("corrupted CBOR data (unsupported integer minor encoding)"); |
707 | ERR ("corrupted CBOR data (unsupported integer minor encoding)"); |
610 | } |
|
|
611 | |
708 | |
612 | fail: |
709 | fail: |
613 | return 0; |
710 | return 0; |
614 | } |
711 | } |
615 | |
712 | |
… | |
… | |
620 | { |
717 | { |
621 | AV *av = newAV (); |
718 | AV *av = newAV (); |
622 | |
719 | |
623 | DEC_INC_DEPTH; |
720 | DEC_INC_DEPTH; |
624 | |
721 | |
625 | if ((*dec->cur & 31) == 31) |
722 | if (*dec->cur == (MAJOR_ARRAY | MINOR_INDEF)) |
626 | { |
723 | { |
627 | ++dec->cur; |
724 | ++dec->cur; |
628 | |
725 | |
629 | for (;;) |
726 | for (;;) |
630 | { |
727 | { |
631 | WANT (1); |
728 | WANT (1); |
632 | |
729 | |
633 | if (*dec->cur == (0xe0 | 31)) |
730 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
634 | { |
731 | { |
635 | ++dec->cur; |
732 | ++dec->cur; |
636 | break; |
733 | break; |
637 | } |
734 | } |
638 | |
735 | |
… | |
… | |
641 | } |
738 | } |
642 | else |
739 | else |
643 | { |
740 | { |
644 | int i, len = decode_uint (dec); |
741 | int i, len = decode_uint (dec); |
645 | |
742 | |
|
|
743 | WANT (len); // complexity check for av_fill - need at least one byte per value, do not allow supersize arrays |
646 | av_fill (av, len - 1); |
744 | av_fill (av, len - 1); |
647 | |
745 | |
648 | for (i = 0; i < len; ++i) |
746 | for (i = 0; i < len; ++i) |
649 | AvARRAY (av)[i] = decode_sv (dec); |
747 | AvARRAY (av)[i] = decode_sv (dec); |
650 | } |
748 | } |
… | |
… | |
663 | { |
761 | { |
664 | // for speed reasons, we specialcase single-string |
762 | // for speed reasons, we specialcase single-string |
665 | // byte or utf-8 strings as keys, but only when !stringref |
763 | // byte or utf-8 strings as keys, but only when !stringref |
666 | |
764 | |
667 | if (ecb_expect_true (!dec->stringref)) |
765 | if (ecb_expect_true (!dec->stringref)) |
668 | if (*dec->cur >= 0x40 && *dec->cur <= 0x40 + 27) |
766 | if (ecb_expect_true ((U8)(*dec->cur - MAJOR_BYTES) <= LENGTH_EXT8)) |
669 | { |
767 | { |
670 | I32 len = decode_uint (dec); |
768 | I32 len = decode_uint (dec); |
671 | char *key = (char *)dec->cur; |
769 | char *key = (char *)dec->cur; |
672 | |
770 | |
|
|
771 | WANT (len); |
673 | dec->cur += len; |
772 | dec->cur += len; |
674 | |
773 | |
675 | if (ecb_expect_false (dec->stringref)) |
|
|
676 | av_push (dec->stringref, newSVpvn (key, len)); |
|
|
677 | |
|
|
678 | hv_store (hv, key, len, decode_sv (dec), 0); |
774 | hv_store (hv, key, len, decode_sv (dec), 0); |
679 | |
775 | |
680 | return; |
776 | return; |
681 | } |
777 | } |
682 | else if (*dec->cur >= 0x60 && *dec->cur <= 0x60 + 27) |
778 | else if (ecb_expect_true ((U8)(*dec->cur - MAJOR_TEXT) <= LENGTH_EXT8)) |
683 | { |
779 | { |
684 | I32 len = decode_uint (dec); |
780 | I32 len = decode_uint (dec); |
685 | char *key = (char *)dec->cur; |
781 | char *key = (char *)dec->cur; |
686 | |
782 | |
|
|
783 | WANT (len); |
687 | dec->cur += len; |
784 | dec->cur += len; |
688 | |
785 | |
689 | if (ecb_expect_false (dec->stringref)) |
786 | if (ecb_expect_false (dec->cbor.flags & F_VALIDATE_UTF8)) |
690 | av_push (dec->stringref, newSVpvn_utf8 (key, len, 1)); |
787 | if (!is_utf8_string (key, len)) |
|
|
788 | ERR ("corrupted CBOR data (invalid UTF-8 in map key)"); |
691 | |
789 | |
692 | hv_store (hv, key, -len, decode_sv (dec), 0); |
790 | hv_store (hv, key, -len, decode_sv (dec), 0); |
693 | |
791 | |
694 | return; |
792 | return; |
695 | } |
793 | } |
… | |
… | |
697 | SV *k = decode_sv (dec); |
795 | SV *k = decode_sv (dec); |
698 | SV *v = decode_sv (dec); |
796 | SV *v = decode_sv (dec); |
699 | |
797 | |
700 | hv_store_ent (hv, k, v, 0); |
798 | hv_store_ent (hv, k, v, 0); |
701 | SvREFCNT_dec (k); |
799 | SvREFCNT_dec (k); |
|
|
800 | |
|
|
801 | fail: |
|
|
802 | ; |
702 | } |
803 | } |
703 | |
804 | |
704 | static SV * |
805 | static SV * |
705 | decode_hv (dec_t *dec) |
806 | decode_hv (dec_t *dec) |
706 | { |
807 | { |
707 | HV *hv = newHV (); |
808 | HV *hv = newHV (); |
708 | |
809 | |
709 | DEC_INC_DEPTH; |
810 | DEC_INC_DEPTH; |
710 | |
811 | |
711 | if ((*dec->cur & 31) == 31) |
812 | if (*dec->cur == (MAJOR_MAP | MINOR_INDEF)) |
712 | { |
813 | { |
713 | ++dec->cur; |
814 | ++dec->cur; |
714 | |
815 | |
715 | for (;;) |
816 | for (;;) |
716 | { |
817 | { |
717 | WANT (1); |
818 | WANT (1); |
718 | |
819 | |
719 | if (*dec->cur == (0xe0 | 31)) |
820 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
720 | { |
821 | { |
721 | ++dec->cur; |
822 | ++dec->cur; |
722 | break; |
823 | break; |
723 | } |
824 | } |
724 | |
825 | |
… | |
… | |
745 | static SV * |
846 | static SV * |
746 | decode_str (dec_t *dec, int utf8) |
847 | decode_str (dec_t *dec, int utf8) |
747 | { |
848 | { |
748 | SV *sv = 0; |
849 | SV *sv = 0; |
749 | |
850 | |
750 | if ((*dec->cur & 31) == 31) |
851 | if ((*dec->cur & MINOR_MASK) == MINOR_INDEF) |
751 | { |
852 | { |
|
|
853 | // indefinite length strings |
752 | ++dec->cur; |
854 | ++dec->cur; |
753 | |
855 | |
|
|
856 | U8 major = *dec->cur & MAJOR_MISC; |
|
|
857 | |
754 | sv = newSVpvn ("", 0); |
858 | sv = newSVpvn ("", 0); |
755 | |
859 | |
756 | // not very fast, and certainly not robust against illegal input |
|
|
757 | for (;;) |
860 | for (;;) |
758 | { |
861 | { |
759 | WANT (1); |
862 | WANT (1); |
760 | |
863 | |
761 | if (*dec->cur == (0xe0 | 31)) |
864 | if ((*dec->cur - major) > LENGTH_EXT8) |
|
|
865 | if (*dec->cur == (MAJOR_MISC | MINOR_INDEF)) |
762 | { |
866 | { |
763 | ++dec->cur; |
867 | ++dec->cur; |
764 | break; |
868 | break; |
765 | } |
869 | } |
|
|
870 | else |
|
|
871 | ERR ("corrupted CBOR data (invalid chunks in indefinite length string)"); |
766 | |
872 | |
767 | sv_catsv (sv, decode_sv (dec)); |
873 | STRLEN len = decode_uint (dec); |
|
|
874 | |
|
|
875 | WANT (len); |
|
|
876 | sv_catpvn (sv, dec->cur, len); |
|
|
877 | dec->cur += len; |
768 | } |
878 | } |
769 | } |
879 | } |
770 | else |
880 | else |
771 | { |
881 | { |
772 | STRLEN len = decode_uint (dec); |
882 | STRLEN len = decode_uint (dec); |
… | |
… | |
779 | && SvCUR (sv) >= minimum_string_length (AvFILLp (dec->stringref) + 1)) |
889 | && SvCUR (sv) >= minimum_string_length (AvFILLp (dec->stringref) + 1)) |
780 | av_push (dec->stringref, SvREFCNT_inc_NN (sv)); |
890 | av_push (dec->stringref, SvREFCNT_inc_NN (sv)); |
781 | } |
891 | } |
782 | |
892 | |
783 | if (utf8) |
893 | if (utf8) |
|
|
894 | { |
|
|
895 | if (ecb_expect_false (dec->cbor.flags & F_VALIDATE_UTF8)) |
|
|
896 | if (!is_utf8_string (SvPVX (sv), SvCUR (sv))) |
|
|
897 | ERR ("corrupted CBOR data (invalid UTF-8 in text string)"); |
|
|
898 | |
784 | SvUTF8_on (sv); |
899 | SvUTF8_on (sv); |
|
|
900 | } |
785 | |
901 | |
786 | return sv; |
902 | return sv; |
787 | |
903 | |
788 | fail: |
904 | fail: |
789 | SvREFCNT_dec (sv); |
905 | SvREFCNT_dec (sv); |
… | |
… | |
821 | } |
937 | } |
822 | break; |
938 | break; |
823 | |
939 | |
824 | case CBOR_TAG_STRINGREF: |
940 | case CBOR_TAG_STRINGREF: |
825 | { |
941 | { |
826 | if ((*dec->cur >> 5) != 0) |
942 | if ((*dec->cur >> MAJOR_SHIFT) != (MAJOR_POS_INT >> MAJOR_SHIFT)) |
827 | ERR ("corrupted CBOR data (stringref index not an unsigned integer)"); |
943 | ERR ("corrupted CBOR data (stringref index not an unsigned integer)"); |
828 | |
944 | |
829 | UV idx = decode_uint (dec); |
945 | UV idx = decode_uint (dec); |
830 | |
946 | |
831 | if (!dec->stringref || (int)idx > AvFILLp (dec->stringref)) |
947 | if (!dec->stringref || (int)idx > AvFILLp (dec->stringref)) |
… | |
… | |
838 | case CBOR_TAG_VALUE_SHAREABLE: |
954 | case CBOR_TAG_VALUE_SHAREABLE: |
839 | { |
955 | { |
840 | if (ecb_expect_false (!dec->shareable)) |
956 | if (ecb_expect_false (!dec->shareable)) |
841 | dec->shareable = (AV *)sv_2mortal ((SV *)newAV ()); |
957 | dec->shareable = (AV *)sv_2mortal ((SV *)newAV ()); |
842 | |
958 | |
|
|
959 | if (dec->cbor.flags & F_ALLOW_CYCLES) |
|
|
960 | { |
843 | sv = newSV (0); |
961 | sv = newSV (0); |
844 | av_push (dec->shareable, SvREFCNT_inc_NN (sv)); |
962 | av_push (dec->shareable, SvREFCNT_inc_NN (sv)); |
845 | |
963 | |
846 | SV *osv = decode_sv (dec); |
964 | SV *osv = decode_sv (dec); |
847 | sv_setsv (sv, osv); |
965 | sv_setsv (sv, osv); |
848 | SvREFCNT_dec_NN (osv); |
966 | SvREFCNT_dec_NN (osv); |
|
|
967 | } |
|
|
968 | else |
|
|
969 | { |
|
|
970 | av_push (dec->shareable, &PL_sv_undef); |
|
|
971 | int idx = AvFILLp (dec->shareable); |
|
|
972 | sv = decode_sv (dec); |
|
|
973 | av_store (dec->shareable, idx, SvREFCNT_inc_NN (sv)); |
|
|
974 | } |
849 | } |
975 | } |
850 | break; |
976 | break; |
851 | |
977 | |
852 | case CBOR_TAG_VALUE_SHAREDREF: |
978 | case CBOR_TAG_VALUE_SHAREDREF: |
853 | { |
979 | { |
854 | if ((*dec->cur >> 5) != 0) |
980 | if ((*dec->cur >> MAJOR_SHIFT) != (MAJOR_POS_INT >> MAJOR_SHIFT)) |
855 | ERR ("corrupted CBOR data (sharedref index not an unsigned integer)"); |
981 | ERR ("corrupted CBOR data (sharedref index not an unsigned integer)"); |
856 | |
982 | |
857 | UV idx = decode_uint (dec); |
983 | UV idx = decode_uint (dec); |
858 | |
984 | |
859 | if (!dec->shareable || (int)idx > AvFILLp (dec->shareable)) |
985 | if (!dec->shareable || (int)idx > AvFILLp (dec->shareable)) |
860 | ERR ("corrupted CBOR data (sharedref index out of bounds)"); |
986 | ERR ("corrupted CBOR data (sharedref index out of bounds)"); |
861 | |
987 | |
862 | sv = SvREFCNT_inc_NN (AvARRAY (dec->shareable)[idx]); |
988 | sv = SvREFCNT_inc_NN (AvARRAY (dec->shareable)[idx]); |
|
|
989 | |
|
|
990 | if (sv == &PL_sv_undef) |
|
|
991 | ERR ("cyclic CBOR data structure found, but allow_cycles is not enabled"); |
863 | } |
992 | } |
864 | break; |
993 | break; |
865 | |
994 | |
866 | case CBOR_TAG_PERL_OBJECT: |
995 | case CBOR_TAG_PERL_OBJECT: |
867 | { |
996 | { |
… | |
… | |
882 | if (!method) |
1011 | if (!method) |
883 | ERR ("cannot decode perl-object (package does not have a THAW method)"); |
1012 | ERR ("cannot decode perl-object (package does not have a THAW method)"); |
884 | |
1013 | |
885 | dSP; |
1014 | dSP; |
886 | |
1015 | |
887 | ENTER; SAVETMPS; PUSHMARK (SP); |
1016 | ENTER; SAVETMPS; |
|
|
1017 | PUSHMARK (SP); |
888 | EXTEND (SP, len + 1); |
1018 | EXTEND (SP, len + 1); |
889 | // we re-bless the reference to get overload and other niceties right |
1019 | // we re-bless the reference to get overload and other niceties right |
890 | PUSHs (*av_fetch (av, 0, 1)); |
1020 | PUSHs (*av_fetch (av, 0, 1)); |
891 | PUSHs (sv_cbor); |
1021 | PUSHs (sv_cbor); |
892 | |
1022 | |
… | |
… | |
917 | default: |
1047 | default: |
918 | { |
1048 | { |
919 | sv = decode_sv (dec); |
1049 | sv = decode_sv (dec); |
920 | |
1050 | |
921 | dSP; |
1051 | dSP; |
922 | ENTER; SAVETMPS; PUSHMARK (SP); |
1052 | ENTER; SAVETMPS; |
|
|
1053 | SAVESTACK_POS (); |
|
|
1054 | PUSHMARK (SP); |
923 | EXTEND (SP, 2); |
1055 | EXTEND (SP, 2); |
924 | PUSHs (newSVuv (tag)); |
1056 | PUSHs (newSVuv (tag)); |
925 | PUSHs (sv); |
1057 | PUSHs (sv); |
926 | |
1058 | |
927 | PUTBACK; |
1059 | PUTBACK; |
… | |
… | |
968 | static SV * |
1100 | static SV * |
969 | decode_sv (dec_t *dec) |
1101 | decode_sv (dec_t *dec) |
970 | { |
1102 | { |
971 | WANT (1); |
1103 | WANT (1); |
972 | |
1104 | |
973 | switch (*dec->cur >> 5) |
1105 | switch (*dec->cur >> MAJOR_SHIFT) |
974 | { |
1106 | { |
975 | case 0: // unsigned int |
1107 | case MAJOR_POS_INT >> MAJOR_SHIFT: return newSVuv (decode_uint (dec)); |
976 | return newSVuv (decode_uint (dec)); |
1108 | case MAJOR_NEG_INT >> MAJOR_SHIFT: return newSViv (-1 - (IV)decode_uint (dec)); |
977 | case 1: // negative int |
1109 | case MAJOR_BYTES >> MAJOR_SHIFT: return decode_str (dec, 0); |
978 | return newSViv (-1 - (IV)decode_uint (dec)); |
1110 | case MAJOR_TEXT >> MAJOR_SHIFT: return decode_str (dec, 1); |
979 | case 2: // octet string |
1111 | case MAJOR_ARRAY >> MAJOR_SHIFT: return decode_av (dec); |
980 | return decode_str (dec, 0); |
1112 | case MAJOR_MAP >> MAJOR_SHIFT: return decode_hv (dec); |
981 | case 3: // utf-8 string |
1113 | case MAJOR_TAG >> MAJOR_SHIFT: return decode_tagged (dec); |
982 | return decode_str (dec, 1); |
1114 | |
983 | case 4: // array |
1115 | case MAJOR_MISC >> MAJOR_SHIFT: |
984 | return decode_av (dec); |
|
|
985 | case 5: // map |
|
|
986 | return decode_hv (dec); |
|
|
987 | case 6: // tag |
|
|
988 | return decode_tagged (dec); |
|
|
989 | case 7: // misc |
|
|
990 | switch (*dec->cur++ & 31) |
1116 | switch (*dec->cur++ & MINOR_MASK) |
991 | { |
1117 | { |
992 | case 20: |
1118 | case SIMPLE_FALSE: |
993 | #if CBOR_SLOW |
1119 | #if CBOR_SLOW |
994 | types_false = get_bool ("Types::Serialiser::false"); |
1120 | types_false = get_bool ("Types::Serialiser::false"); |
995 | #endif |
1121 | #endif |
996 | return newSVsv (types_false); |
1122 | return newSVsv (types_false); |
997 | case 21: |
1123 | case SIMPLE_TRUE: |
998 | #if CBOR_SLOW |
1124 | #if CBOR_SLOW |
999 | types_true = get_bool ("Types::Serialiser::true"); |
1125 | types_true = get_bool ("Types::Serialiser::true"); |
1000 | #endif |
1126 | #endif |
1001 | return newSVsv (types_true); |
1127 | return newSVsv (types_true); |
1002 | case 22: |
1128 | case SIMPLE_NULL: |
1003 | return newSVsv (&PL_sv_undef); |
1129 | return newSVsv (&PL_sv_undef); |
1004 | case 23: |
1130 | case SIMPLE_UNDEF: |
1005 | #if CBOR_SLOW |
1131 | #if CBOR_SLOW |
1006 | types_error = get_bool ("Types::Serialiser::error"); |
1132 | types_error = get_bool ("Types::Serialiser::error"); |
1007 | #endif |
1133 | #endif |
1008 | return newSVsv (types_error); |
1134 | return newSVsv (types_error); |
1009 | |
1135 | |
1010 | case 25: |
1136 | case MISC_FLOAT16: |
1011 | { |
1137 | { |
1012 | WANT (2); |
1138 | WANT (2); |
1013 | |
1139 | |
1014 | uint16_t fp = (dec->cur[0] << 8) | dec->cur[1]; |
1140 | uint16_t fp = (dec->cur[0] << 8) | dec->cur[1]; |
1015 | dec->cur += 2; |
1141 | dec->cur += 2; |
1016 | |
1142 | |
1017 | return newSVnv (ecb_binary16_to_float (fp)); |
1143 | return newSVnv (ecb_binary16_to_float (fp)); |
1018 | } |
1144 | } |
1019 | |
1145 | |
1020 | case 26: |
1146 | case MISC_FLOAT32: |
1021 | { |
1147 | { |
1022 | uint32_t fp; |
1148 | uint32_t fp; |
1023 | WANT (4); |
1149 | WANT (4); |
1024 | memcpy (&fp, dec->cur, 4); |
1150 | memcpy (&fp, dec->cur, 4); |
1025 | dec->cur += 4; |
1151 | dec->cur += 4; |
… | |
… | |
1028 | fp = ecb_bswap32 (fp); |
1154 | fp = ecb_bswap32 (fp); |
1029 | |
1155 | |
1030 | return newSVnv (ecb_binary32_to_float (fp)); |
1156 | return newSVnv (ecb_binary32_to_float (fp)); |
1031 | } |
1157 | } |
1032 | |
1158 | |
1033 | case 27: |
1159 | case MISC_FLOAT64: |
1034 | { |
1160 | { |
1035 | uint64_t fp; |
1161 | uint64_t fp; |
1036 | WANT (8); |
1162 | WANT (8); |
1037 | memcpy (&fp, dec->cur, 8); |
1163 | memcpy (&fp, dec->cur, 8); |
1038 | dec->cur += 8; |
1164 | dec->cur += 8; |
… | |
… | |
1041 | fp = ecb_bswap64 (fp); |
1167 | fp = ecb_bswap64 (fp); |
1042 | |
1168 | |
1043 | return newSVnv (ecb_binary64_to_double (fp)); |
1169 | return newSVnv (ecb_binary64_to_double (fp)); |
1044 | } |
1170 | } |
1045 | |
1171 | |
1046 | // 0..19 unassigned |
1172 | // 0..19 unassigned simple |
1047 | // 24 reserved + unassigned (reserved values are not encodable) |
1173 | // 24 reserved + unassigned simple (reserved values are not encodable) |
|
|
1174 | // 28-30 unassigned misc |
|
|
1175 | // 31 break code |
1048 | default: |
1176 | default: |
1049 | ERR ("corrupted CBOR data (reserved/unassigned major 7 value)"); |
1177 | ERR ("corrupted CBOR data (reserved/unassigned/unexpected major 7 value)"); |
1050 | } |
1178 | } |
1051 | |
1179 | |
1052 | break; |
1180 | break; |
1053 | } |
1181 | } |
1054 | |
1182 | |
… | |
… | |
1057 | } |
1185 | } |
1058 | |
1186 | |
1059 | static SV * |
1187 | static SV * |
1060 | decode_cbor (SV *string, CBOR *cbor, char **offset_return) |
1188 | decode_cbor (SV *string, CBOR *cbor, char **offset_return) |
1061 | { |
1189 | { |
1062 | dec_t dec = { }; |
1190 | dec_t dec = { 0 }; |
1063 | SV *sv; |
1191 | SV *sv; |
1064 | STRLEN len; |
1192 | STRLEN len; |
1065 | char *data = SvPVbyte (string, len); |
1193 | char *data = SvPVbyte (string, len); |
1066 | |
1194 | |
1067 | if (len > cbor->max_size && cbor->max_size) |
1195 | if (len > cbor->max_size && cbor->max_size) |
… | |
… | |
1081 | if (dec.cur != dec.end && !dec.err) |
1209 | if (dec.cur != dec.end && !dec.err) |
1082 | dec.err = "garbage after CBOR object"; |
1210 | dec.err = "garbage after CBOR object"; |
1083 | |
1211 | |
1084 | if (dec.err) |
1212 | if (dec.err) |
1085 | { |
1213 | { |
|
|
1214 | if (dec.shareable) |
|
|
1215 | { |
|
|
1216 | // need to break cyclic links, which whould all be in shareable |
|
|
1217 | int i; |
|
|
1218 | SV **svp; |
|
|
1219 | |
|
|
1220 | for (i = av_len (dec.shareable) + 1; i--; ) |
|
|
1221 | if ((svp = av_fetch (dec.shareable, i, 0))) |
|
|
1222 | sv_setsv (*svp, &PL_sv_undef); |
|
|
1223 | } |
|
|
1224 | |
1086 | SvREFCNT_dec (sv); |
1225 | SvREFCNT_dec (sv); |
1087 | croak ("%s, at offset %d (octet 0x%02x)", dec.err, dec.cur - (U8 *)data, (int)(uint8_t)*dec.cur); |
1226 | croak ("%s, at offset %d (octet 0x%02x)", dec.err, dec.cur - (U8 *)data, (int)(uint8_t)*dec.cur); |
1088 | } |
1227 | } |
1089 | |
1228 | |
1090 | sv = sv_2mortal (sv); |
1229 | sv = sv_2mortal (sv); |
1091 | |
1230 | |
1092 | return sv; |
1231 | return sv; |
1093 | } |
1232 | } |
1094 | |
1233 | |
|
|
1234 | ///////////////////////////////////////////////////////////////////////////// |
|
|
1235 | // incremental parser |
|
|
1236 | |
|
|
1237 | #define INCR_DONE(cbor) (AvFILLp (cbor->incr_count) < 0) |
|
|
1238 | |
|
|
1239 | // returns 0 for notyet, 1 for success or error |
|
|
1240 | static int |
|
|
1241 | incr_parse (CBOR *self, SV *cborstr) |
|
|
1242 | { |
|
|
1243 | STRLEN cur; |
|
|
1244 | SvPV (cborstr, cur); |
|
|
1245 | |
|
|
1246 | while (ecb_expect_true (self->incr_need <= cur)) |
|
|
1247 | { |
|
|
1248 | // table of integer count bytes |
|
|
1249 | static I8 incr_len[MINOR_MASK + 1] = { |
|
|
1250 | 0, 0, 0, 0, 0, 0, 0, 0, |
|
|
1251 | 0, 0, 0, 0, 0, 0, 0, 0, |
|
|
1252 | 0, 0, 0, 0, 0, 0, 0, 0, |
|
|
1253 | 1, 2, 4, 8,-1,-1,-1,-2 |
|
|
1254 | }; |
|
|
1255 | |
|
|
1256 | const U8 *p = SvPVX (cborstr) + self->incr_pos; |
|
|
1257 | U8 m = *p & MINOR_MASK; |
|
|
1258 | IV count = SvIVX (AvARRAY (self->incr_count)[AvFILLp (self->incr_count)]); |
|
|
1259 | I8 ilen = incr_len[m]; |
|
|
1260 | |
|
|
1261 | self->incr_need = self->incr_pos + 1; |
|
|
1262 | |
|
|
1263 | if (ecb_expect_false (ilen < 0)) |
|
|
1264 | { |
|
|
1265 | if (m != MINOR_INDEF) |
|
|
1266 | return 1; // error |
|
|
1267 | |
|
|
1268 | if (*p == (MAJOR_MISC | MINOR_INDEF)) |
|
|
1269 | { |
|
|
1270 | if (count >= 0) |
|
|
1271 | return 1; // error |
|
|
1272 | |
|
|
1273 | count = 1; |
|
|
1274 | } |
|
|
1275 | else |
|
|
1276 | { |
|
|
1277 | av_push (self->incr_count, newSViv (-1)); //TODO: nest |
|
|
1278 | count = -1; |
|
|
1279 | } |
|
|
1280 | } |
|
|
1281 | else |
|
|
1282 | { |
|
|
1283 | self->incr_need += ilen; |
|
|
1284 | if (ecb_expect_false (self->incr_need > cur)) |
|
|
1285 | return 0; |
|
|
1286 | |
|
|
1287 | int major = *p >> MAJOR_SHIFT; |
|
|
1288 | |
|
|
1289 | switch (major) |
|
|
1290 | { |
|
|
1291 | case MAJOR_TAG >> MAJOR_SHIFT: |
|
|
1292 | ++count; // tags merely prefix another value |
|
|
1293 | break; |
|
|
1294 | |
|
|
1295 | case MAJOR_BYTES >> MAJOR_SHIFT: |
|
|
1296 | case MAJOR_TEXT >> MAJOR_SHIFT: |
|
|
1297 | case MAJOR_ARRAY >> MAJOR_SHIFT: |
|
|
1298 | case MAJOR_MAP >> MAJOR_SHIFT: |
|
|
1299 | { |
|
|
1300 | UV len; |
|
|
1301 | |
|
|
1302 | if (ecb_expect_false (ilen)) |
|
|
1303 | { |
|
|
1304 | len = 0; |
|
|
1305 | |
|
|
1306 | do { |
|
|
1307 | len = (len << 8) | *++p; |
|
|
1308 | } while (--ilen); |
|
|
1309 | } |
|
|
1310 | else |
|
|
1311 | len = m; |
|
|
1312 | |
|
|
1313 | switch (major) |
|
|
1314 | { |
|
|
1315 | case MAJOR_BYTES >> MAJOR_SHIFT: |
|
|
1316 | case MAJOR_TEXT >> MAJOR_SHIFT: |
|
|
1317 | self->incr_need += len; |
|
|
1318 | if (ecb_expect_false (self->incr_need > cur)) |
|
|
1319 | return 0; |
|
|
1320 | |
|
|
1321 | break; |
|
|
1322 | |
|
|
1323 | case MAJOR_MAP >> MAJOR_SHIFT: |
|
|
1324 | len <<= 1; |
|
|
1325 | case MAJOR_ARRAY >> MAJOR_SHIFT: |
|
|
1326 | if (len) |
|
|
1327 | { |
|
|
1328 | av_push (self->incr_count, newSViv (len + 1)); //TODO: nest |
|
|
1329 | count = len + 1; |
|
|
1330 | } |
|
|
1331 | break; |
|
|
1332 | } |
|
|
1333 | } |
|
|
1334 | } |
|
|
1335 | } |
|
|
1336 | |
|
|
1337 | self->incr_pos = self->incr_need; |
|
|
1338 | |
|
|
1339 | if (count > 0) |
|
|
1340 | { |
|
|
1341 | while (!--count) |
|
|
1342 | { |
|
|
1343 | if (!AvFILLp (self->incr_count)) |
|
|
1344 | return 1; // done |
|
|
1345 | |
|
|
1346 | SvREFCNT_dec_NN (av_pop (self->incr_count)); |
|
|
1347 | count = SvIVX (AvARRAY (self->incr_count)[AvFILLp (self->incr_count)]); |
|
|
1348 | } |
|
|
1349 | |
|
|
1350 | SvIVX (AvARRAY (self->incr_count)[AvFILLp (self->incr_count)]) = count; |
|
|
1351 | } |
|
|
1352 | } |
|
|
1353 | |
|
|
1354 | return 0; |
|
|
1355 | } |
|
|
1356 | |
|
|
1357 | |
1095 | ///////////////////////////////////////////////////////////////////////////// |
1358 | ///////////////////////////////////////////////////////////////////////////// |
1096 | // XS interface functions |
1359 | // XS interface functions |
1097 | |
1360 | |
1098 | MODULE = CBOR::XS PACKAGE = CBOR::XS |
1361 | MODULE = CBOR::XS PACKAGE = CBOR::XS |
1099 | |
1362 | |
… | |
… | |
1139 | void shrink (CBOR *self, int enable = 1) |
1402 | void shrink (CBOR *self, int enable = 1) |
1140 | ALIAS: |
1403 | ALIAS: |
1141 | shrink = F_SHRINK |
1404 | shrink = F_SHRINK |
1142 | allow_unknown = F_ALLOW_UNKNOWN |
1405 | allow_unknown = F_ALLOW_UNKNOWN |
1143 | allow_sharing = F_ALLOW_SHARING |
1406 | allow_sharing = F_ALLOW_SHARING |
1144 | allow_stringref = F_ALLOW_STRINGREF |
1407 | allow_cycles = F_ALLOW_CYCLES |
|
|
1408 | pack_strings = F_PACK_STRINGS |
|
|
1409 | utf8_strings = F_UTF8_STRINGS |
|
|
1410 | validate_utf8 = F_VALIDATE_UTF8 |
1145 | PPCODE: |
1411 | PPCODE: |
1146 | { |
1412 | { |
1147 | if (enable) |
1413 | if (enable) |
1148 | self->flags |= ix; |
1414 | self->flags |= ix; |
1149 | else |
1415 | else |
… | |
… | |
1155 | void get_shrink (CBOR *self) |
1421 | void get_shrink (CBOR *self) |
1156 | ALIAS: |
1422 | ALIAS: |
1157 | get_shrink = F_SHRINK |
1423 | get_shrink = F_SHRINK |
1158 | get_allow_unknown = F_ALLOW_UNKNOWN |
1424 | get_allow_unknown = F_ALLOW_UNKNOWN |
1159 | get_allow_sharing = F_ALLOW_SHARING |
1425 | get_allow_sharing = F_ALLOW_SHARING |
1160 | get_allow_stringref = F_ALLOW_STRINGREF |
1426 | get_allow_cycles = F_ALLOW_CYCLES |
|
|
1427 | get_pack_strings = F_PACK_STRINGS |
|
|
1428 | get_validate_utf8 = F_VALIDATE_UTF8 |
1161 | PPCODE: |
1429 | PPCODE: |
1162 | XPUSHs (boolSV (self->flags & ix)); |
1430 | XPUSHs (boolSV (self->flags & ix)); |
1163 | |
1431 | |
1164 | void max_depth (CBOR *self, U32 max_depth = 0x80000000UL) |
1432 | void max_depth (CBOR *self, U32 max_depth = 0x80000000UL) |
1165 | PPCODE: |
1433 | PPCODE: |
… | |
… | |
1214 | EXTEND (SP, 2); |
1482 | EXTEND (SP, 2); |
1215 | PUSHs (sv); |
1483 | PUSHs (sv); |
1216 | PUSHs (sv_2mortal (newSVuv (offset - SvPVX (cborstr)))); |
1484 | PUSHs (sv_2mortal (newSVuv (offset - SvPVX (cborstr)))); |
1217 | } |
1485 | } |
1218 | |
1486 | |
|
|
1487 | void incr_parse (CBOR *self, SV *cborstr) |
|
|
1488 | ALIAS: |
|
|
1489 | incr_parse_multiple = 1 |
|
|
1490 | PPCODE: |
|
|
1491 | { |
|
|
1492 | if (SvUTF8 (cborstr)) |
|
|
1493 | sv_utf8_downgrade (cborstr, 0); |
|
|
1494 | |
|
|
1495 | if (!self->incr_count) |
|
|
1496 | { |
|
|
1497 | self->incr_count = newAV (); |
|
|
1498 | self->incr_pos = 0; |
|
|
1499 | self->incr_need = 1; |
|
|
1500 | |
|
|
1501 | av_push (self->incr_count, newSViv (1)); |
|
|
1502 | } |
|
|
1503 | |
|
|
1504 | do |
|
|
1505 | { |
|
|
1506 | if (!incr_parse (self, cborstr)) |
|
|
1507 | { |
|
|
1508 | if (self->incr_need > self->max_size && self->max_size) |
|
|
1509 | croak ("attempted decode of CBOR text of %lu bytes size, but max_size is set to %lu", |
|
|
1510 | (unsigned long)self->incr_need, (unsigned long)self->max_size); |
|
|
1511 | |
|
|
1512 | break; |
|
|
1513 | } |
|
|
1514 | |
|
|
1515 | SV *sv; |
|
|
1516 | char *offset; |
|
|
1517 | |
|
|
1518 | PUTBACK; sv = decode_cbor (cborstr, self, &offset); SPAGAIN; |
|
|
1519 | XPUSHs (sv); |
|
|
1520 | |
|
|
1521 | sv_chop (cborstr, offset); |
|
|
1522 | |
|
|
1523 | av_clear (self->incr_count); |
|
|
1524 | av_push (self->incr_count, newSViv (1)); |
|
|
1525 | |
|
|
1526 | self->incr_pos = 0; |
|
|
1527 | self->incr_need = self->incr_pos + 1; |
|
|
1528 | } |
|
|
1529 | while (ix); |
|
|
1530 | } |
|
|
1531 | |
|
|
1532 | void incr_reset (CBOR *self) |
|
|
1533 | CODE: |
|
|
1534 | { |
|
|
1535 | SvREFCNT_dec (self->incr_count); |
|
|
1536 | self->incr_count = 0; |
|
|
1537 | } |
|
|
1538 | |
1219 | void DESTROY (CBOR *self) |
1539 | void DESTROY (CBOR *self) |
1220 | PPCODE: |
1540 | PPCODE: |
1221 | cbor_free (self); |
1541 | cbor_free (self); |
1222 | |
1542 | |
1223 | PROTOTYPES: ENABLE |
1543 | PROTOTYPES: ENABLE |
1224 | |
1544 | |
1225 | void encode_cbor (SV *scalar) |
1545 | void encode_cbor (SV *scalar) |
|
|
1546 | ALIAS: |
|
|
1547 | encode_cbor = 0 |
|
|
1548 | encode_cbor_sharing = F_ALLOW_SHARING |
1226 | PPCODE: |
1549 | PPCODE: |
1227 | { |
1550 | { |
1228 | CBOR cbor; |
1551 | CBOR cbor; |
1229 | cbor_init (&cbor); |
1552 | cbor_init (&cbor); |
|
|
1553 | cbor.flags |= ix; |
1230 | PUTBACK; scalar = encode_cbor (scalar, &cbor); SPAGAIN; |
1554 | PUTBACK; scalar = encode_cbor (scalar, &cbor); SPAGAIN; |
1231 | XPUSHs (scalar); |
1555 | XPUSHs (scalar); |
1232 | } |
1556 | } |
1233 | |
1557 | |
1234 | void decode_cbor (SV *cborstr) |
1558 | void decode_cbor (SV *cborstr) |