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0f113f3e | 1 | /* |
21dcbebc | 2 | * Copyright 2000-2016 The OpenSSL Project Authors. All Rights Reserved. |
9d6b1ce6 | 3 | * |
21dcbebc RS |
4 | * Licensed under the OpenSSL license (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
9d6b1ce6 | 8 | */ |
21dcbebc | 9 | |
9d6b1ce6 | 10 | #ifndef HEADER_ASN1T_H |
0f113f3e | 11 | # define HEADER_ASN1T_H |
9d6b1ce6 | 12 | |
0f113f3e MC |
13 | # include <stddef.h> |
14 | # include <openssl/e_os2.h> | |
15 | # include <openssl/asn1.h> | |
9d6b1ce6 | 16 | |
0f113f3e MC |
17 | # ifdef OPENSSL_BUILD_SHLIBCRYPTO |
18 | # undef OPENSSL_EXTERN | |
19 | # define OPENSSL_EXTERN OPENSSL_EXPORT | |
20 | # endif | |
26da3e65 | 21 | |
9d6b1ce6 DSH |
22 | /* ASN1 template defines, structures and functions */ |
23 | ||
24 | #ifdef __cplusplus | |
25 | extern "C" { | |
26 | #endif | |
27 | ||
0f113f3e | 28 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION |
bb5ea36b DSH |
29 | |
30 | /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */ | |
0f113f3e | 31 | # define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr)) |
bb5ea36b DSH |
32 | |
33 | /* Macros for start and end of ASN1_ITEM definition */ | |
34 | ||
0f113f3e MC |
35 | # define ASN1_ITEM_start(itname) \ |
36 | OPENSSL_GLOBAL const ASN1_ITEM itname##_it = { | |
bb5ea36b | 37 | |
df2ee0e2 BL |
38 | # define static_ASN1_ITEM_start(itname) \ |
39 | static const ASN1_ITEM itname##_it = { | |
40 | ||
41 | # define ASN1_ITEM_end(itname) \ | |
0f113f3e | 42 | }; |
bb5ea36b | 43 | |
0f113f3e | 44 | # else |
bb5ea36b DSH |
45 | |
46 | /* Macro to obtain ASN1_ADB pointer from a type (only used internally) */ | |
0f113f3e | 47 | # define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr())) |
bb5ea36b DSH |
48 | |
49 | /* Macros for start and end of ASN1_ITEM definition */ | |
50 | ||
0f113f3e MC |
51 | # define ASN1_ITEM_start(itname) \ |
52 | const ASN1_ITEM * itname##_it(void) \ | |
53 | { \ | |
54 | static const ASN1_ITEM local_it = { | |
bb5ea36b | 55 | |
05e97f1d | 56 | # define static_ASN1_ITEM_start(itname) \ |
03cbd3b8 | 57 | static ASN1_ITEM_start(itname) |
05e97f1d | 58 | |
0f113f3e MC |
59 | # define ASN1_ITEM_end(itname) \ |
60 | }; \ | |
61 | return &local_it; \ | |
62 | } | |
bb5ea36b | 63 | |
0f113f3e | 64 | # endif |
bb5ea36b | 65 | |
9d6b1ce6 DSH |
66 | /* Macros to aid ASN1 template writing */ |
67 | ||
0f113f3e MC |
68 | # define ASN1_ITEM_TEMPLATE(tname) \ |
69 | static const ASN1_TEMPLATE tname##_item_tt | |
70 | ||
71 | # define ASN1_ITEM_TEMPLATE_END(tname) \ | |
72 | ;\ | |
73 | ASN1_ITEM_start(tname) \ | |
74 | ASN1_ITYPE_PRIMITIVE,\ | |
75 | -1,\ | |
76 | &tname##_item_tt,\ | |
77 | 0,\ | |
78 | NULL,\ | |
79 | 0,\ | |
80 | #tname \ | |
81 | ASN1_ITEM_end(tname) | |
df2ee0e2 BL |
82 | # define static_ASN1_ITEM_TEMPLATE_END(tname) \ |
83 | ;\ | |
84 | static_ASN1_ITEM_start(tname) \ | |
85 | ASN1_ITYPE_PRIMITIVE,\ | |
86 | -1,\ | |
87 | &tname##_item_tt,\ | |
88 | 0,\ | |
89 | NULL,\ | |
90 | 0,\ | |
91 | #tname \ | |
92 | ASN1_ITEM_end(tname) | |
9d6b1ce6 DSH |
93 | |
94 | /* This is a ASN1 type which just embeds a template */ | |
0f113f3e MC |
95 | |
96 | /*- | |
1d97c843 | 97 | * This pair helps declare a SEQUENCE. We can do: |
9d6b1ce6 | 98 | * |
0f113f3e MC |
99 | * ASN1_SEQUENCE(stname) = { |
100 | * ... SEQUENCE components ... | |
101 | * } ASN1_SEQUENCE_END(stname) | |
9d6b1ce6 | 102 | * |
0f113f3e MC |
103 | * This will produce an ASN1_ITEM called stname_it |
104 | * for a structure called stname. | |
9d6b1ce6 | 105 | * |
0f113f3e MC |
106 | * If you want the same structure but a different |
107 | * name then use: | |
9d6b1ce6 | 108 | * |
0f113f3e MC |
109 | * ASN1_SEQUENCE(itname) = { |
110 | * ... SEQUENCE components ... | |
111 | * } ASN1_SEQUENCE_END_name(stname, itname) | |
9d6b1ce6 | 112 | * |
0f113f3e MC |
113 | * This will create an item called itname_it using |
114 | * a structure called stname. | |
9d6b1ce6 DSH |
115 | */ |
116 | ||
0f113f3e MC |
117 | # define ASN1_SEQUENCE(tname) \ |
118 | static const ASN1_TEMPLATE tname##_seq_tt[] | |
119 | ||
120 | # define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname) | |
121 | ||
df2ee0e2 BL |
122 | # define static_ASN1_SEQUENCE_END(stname) static_ASN1_SEQUENCE_END_name(stname, stname) |
123 | ||
0f113f3e MC |
124 | # define ASN1_SEQUENCE_END_name(stname, tname) \ |
125 | ;\ | |
126 | ASN1_ITEM_start(tname) \ | |
127 | ASN1_ITYPE_SEQUENCE,\ | |
128 | V_ASN1_SEQUENCE,\ | |
129 | tname##_seq_tt,\ | |
130 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
131 | NULL,\ | |
132 | sizeof(stname),\ | |
2171a071 | 133 | #tname \ |
0f113f3e MC |
134 | ASN1_ITEM_end(tname) |
135 | ||
df2ee0e2 BL |
136 | # define static_ASN1_SEQUENCE_END_name(stname, tname) \ |
137 | ;\ | |
138 | static_ASN1_ITEM_start(tname) \ | |
139 | ASN1_ITYPE_SEQUENCE,\ | |
140 | V_ASN1_SEQUENCE,\ | |
141 | tname##_seq_tt,\ | |
142 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
143 | NULL,\ | |
144 | sizeof(stname),\ | |
145 | #stname \ | |
146 | ASN1_ITEM_end(tname) | |
147 | ||
0f113f3e MC |
148 | # define ASN1_NDEF_SEQUENCE(tname) \ |
149 | ASN1_SEQUENCE(tname) | |
150 | ||
151 | # define ASN1_NDEF_SEQUENCE_cb(tname, cb) \ | |
152 | ASN1_SEQUENCE_cb(tname, cb) | |
153 | ||
154 | # define ASN1_SEQUENCE_cb(tname, cb) \ | |
155 | static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \ | |
156 | ASN1_SEQUENCE(tname) | |
157 | ||
158 | # define ASN1_BROKEN_SEQUENCE(tname) \ | |
159 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \ | |
160 | ASN1_SEQUENCE(tname) | |
161 | ||
c001ce33 AG |
162 | # define ASN1_SEQUENCE_ref(tname, cb) \ |
163 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), offsetof(tname, lock), cb, 0}; \ | |
0f113f3e MC |
164 | ASN1_SEQUENCE(tname) |
165 | ||
166 | # define ASN1_SEQUENCE_enc(tname, enc, cb) \ | |
167 | static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \ | |
168 | ASN1_SEQUENCE(tname) | |
169 | ||
170 | # define ASN1_NDEF_SEQUENCE_END(tname) \ | |
171 | ;\ | |
172 | ASN1_ITEM_start(tname) \ | |
173 | ASN1_ITYPE_NDEF_SEQUENCE,\ | |
174 | V_ASN1_SEQUENCE,\ | |
175 | tname##_seq_tt,\ | |
176 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
177 | NULL,\ | |
178 | sizeof(tname),\ | |
179 | #tname \ | |
180 | ASN1_ITEM_end(tname) | |
df2ee0e2 BL |
181 | # define static_ASN1_NDEF_SEQUENCE_END(tname) \ |
182 | ;\ | |
dccd20d1 | 183 | static_ASN1_ITEM_start(tname) \ |
df2ee0e2 BL |
184 | ASN1_ITYPE_NDEF_SEQUENCE,\ |
185 | V_ASN1_SEQUENCE,\ | |
186 | tname##_seq_tt,\ | |
187 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
188 | NULL,\ | |
189 | sizeof(tname),\ | |
190 | #tname \ | |
191 | ASN1_ITEM_end(tname) | |
0f113f3e MC |
192 | |
193 | # define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname) | |
df2ee0e2 | 194 | # define static_ASN1_BROKEN_SEQUENCE_END(stname) \ |
dccd20d1 | 195 | static_ASN1_SEQUENCE_END_ref(stname, stname) |
0f113f3e MC |
196 | |
197 | # define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname) | |
198 | ||
199 | # define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname) | |
df2ee0e2 | 200 | # define static_ASN1_SEQUENCE_END_cb(stname, tname) static_ASN1_SEQUENCE_END_ref(stname, tname) |
0f113f3e MC |
201 | |
202 | # define ASN1_SEQUENCE_END_ref(stname, tname) \ | |
203 | ;\ | |
204 | ASN1_ITEM_start(tname) \ | |
205 | ASN1_ITYPE_SEQUENCE,\ | |
206 | V_ASN1_SEQUENCE,\ | |
207 | tname##_seq_tt,\ | |
208 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
209 | &tname##_aux,\ | |
210 | sizeof(stname),\ | |
2171a071 | 211 | #tname \ |
0f113f3e | 212 | ASN1_ITEM_end(tname) |
df2ee0e2 BL |
213 | # define static_ASN1_SEQUENCE_END_ref(stname, tname) \ |
214 | ;\ | |
215 | static_ASN1_ITEM_start(tname) \ | |
216 | ASN1_ITYPE_SEQUENCE,\ | |
217 | V_ASN1_SEQUENCE,\ | |
218 | tname##_seq_tt,\ | |
219 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
220 | &tname##_aux,\ | |
221 | sizeof(stname),\ | |
222 | #stname \ | |
223 | ASN1_ITEM_end(tname) | |
0f113f3e MC |
224 | |
225 | # define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \ | |
226 | ;\ | |
227 | ASN1_ITEM_start(tname) \ | |
228 | ASN1_ITYPE_NDEF_SEQUENCE,\ | |
229 | V_ASN1_SEQUENCE,\ | |
230 | tname##_seq_tt,\ | |
231 | sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ | |
232 | &tname##_aux,\ | |
233 | sizeof(stname),\ | |
234 | #stname \ | |
235 | ASN1_ITEM_end(tname) | |
9d6b1ce6 | 236 | |
1d97c843 TH |
237 | /*- |
238 | * This pair helps declare a CHOICE type. We can do: | |
9d6b1ce6 | 239 | * |
0f113f3e MC |
240 | * ASN1_CHOICE(chname) = { |
241 | * ... CHOICE options ... | |
242 | * ASN1_CHOICE_END(chname) | |
243 | * | |
244 | * This will produce an ASN1_ITEM called chname_it | |
245 | * for a structure called chname. The structure | |
246 | * definition must look like this: | |
247 | * typedef struct { | |
248 | * int type; | |
249 | * union { | |
250 | * ASN1_SOMETHING *opt1; | |
251 | * ASN1_SOMEOTHER *opt2; | |
252 | * } value; | |
253 | * } chname; | |
9d6b1ce6 | 254 | * |
0f113f3e MC |
255 | * the name of the selector must be 'type'. |
256 | * to use an alternative selector name use the | |
9d6b1ce6 DSH |
257 | * ASN1_CHOICE_END_selector() version. |
258 | */ | |
259 | ||
0f113f3e MC |
260 | # define ASN1_CHOICE(tname) \ |
261 | static const ASN1_TEMPLATE tname##_ch_tt[] | |
262 | ||
263 | # define ASN1_CHOICE_cb(tname, cb) \ | |
264 | static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \ | |
265 | ASN1_CHOICE(tname) | |
266 | ||
267 | # define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname) | |
268 | ||
df2ee0e2 BL |
269 | # define static_ASN1_CHOICE_END(stname) static_ASN1_CHOICE_END_name(stname, stname) |
270 | ||
0f113f3e MC |
271 | # define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type) |
272 | ||
df2ee0e2 BL |
273 | # define static_ASN1_CHOICE_END_name(stname, tname) static_ASN1_CHOICE_END_selector(stname, tname, type) |
274 | ||
0f113f3e MC |
275 | # define ASN1_CHOICE_END_selector(stname, tname, selname) \ |
276 | ;\ | |
277 | ASN1_ITEM_start(tname) \ | |
278 | ASN1_ITYPE_CHOICE,\ | |
279 | offsetof(stname,selname) ,\ | |
280 | tname##_ch_tt,\ | |
281 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\ | |
282 | NULL,\ | |
283 | sizeof(stname),\ | |
284 | #stname \ | |
285 | ASN1_ITEM_end(tname) | |
286 | ||
df2ee0e2 BL |
287 | # define static_ASN1_CHOICE_END_selector(stname, tname, selname) \ |
288 | ;\ | |
289 | static_ASN1_ITEM_start(tname) \ | |
290 | ASN1_ITYPE_CHOICE,\ | |
291 | offsetof(stname,selname) ,\ | |
292 | tname##_ch_tt,\ | |
293 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\ | |
294 | NULL,\ | |
295 | sizeof(stname),\ | |
296 | #stname \ | |
297 | ASN1_ITEM_end(tname) | |
298 | ||
0f113f3e MC |
299 | # define ASN1_CHOICE_END_cb(stname, tname, selname) \ |
300 | ;\ | |
301 | ASN1_ITEM_start(tname) \ | |
302 | ASN1_ITYPE_CHOICE,\ | |
303 | offsetof(stname,selname) ,\ | |
304 | tname##_ch_tt,\ | |
305 | sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\ | |
306 | &tname##_aux,\ | |
307 | sizeof(stname),\ | |
308 | #stname \ | |
309 | ASN1_ITEM_end(tname) | |
9d6b1ce6 DSH |
310 | |
311 | /* This helps with the template wrapper form of ASN1_ITEM */ | |
312 | ||
0f113f3e MC |
313 | # define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \ |
314 | (flags), (tag), 0,\ | |
315 | #name, ASN1_ITEM_ref(type) } | |
9d6b1ce6 DSH |
316 | |
317 | /* These help with SEQUENCE or CHOICE components */ | |
318 | ||
319 | /* used to declare other types */ | |
320 | ||
0f113f3e MC |
321 | # define ASN1_EX_TYPE(flags, tag, stname, field, type) { \ |
322 | (flags), (tag), offsetof(stname, field),\ | |
323 | #field, ASN1_ITEM_ref(type) } | |
9d6b1ce6 | 324 | |
9d6b1ce6 DSH |
325 | /* implicit and explicit helper macros */ |
326 | ||
0f113f3e MC |
327 | # define ASN1_IMP_EX(stname, field, type, tag, ex) \ |
328 | ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type) | |
9d6b1ce6 | 329 | |
0f113f3e MC |
330 | # define ASN1_EXP_EX(stname, field, type, tag, ex) \ |
331 | ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type) | |
9d6b1ce6 DSH |
332 | |
333 | /* Any defined by macros: the field used is in the table itself */ | |
334 | ||
0f113f3e MC |
335 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION |
336 | # define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) } | |
337 | # define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) } | |
338 | # else | |
339 | # define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb } | |
340 | # define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb } | |
341 | # endif | |
9d6b1ce6 | 342 | /* Plain simple type */ |
0f113f3e | 343 | # define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type) |
de17bd5d DSH |
344 | /* Embedded simple type */ |
345 | # define ASN1_EMBED(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_EMBED,0, stname, field, type) | |
9d6b1ce6 DSH |
346 | |
347 | /* OPTIONAL simple type */ | |
0f113f3e | 348 | # define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type) |
9d6b1ce6 DSH |
349 | |
350 | /* IMPLICIT tagged simple type */ | |
0f113f3e | 351 | # define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0) |
9d6b1ce6 DSH |
352 | |
353 | /* IMPLICIT tagged OPTIONAL simple type */ | |
0f113f3e | 354 | # define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL) |
9d6b1ce6 DSH |
355 | |
356 | /* Same as above but EXPLICIT */ | |
357 | ||
0f113f3e MC |
358 | # define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0) |
359 | # define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL) | |
9d6b1ce6 DSH |
360 | |
361 | /* SEQUENCE OF type */ | |
0f113f3e MC |
362 | # define ASN1_SEQUENCE_OF(stname, field, type) \ |
363 | ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type) | |
9d6b1ce6 DSH |
364 | |
365 | /* OPTIONAL SEQUENCE OF */ | |
0f113f3e MC |
366 | # define ASN1_SEQUENCE_OF_OPT(stname, field, type) \ |
367 | ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type) | |
9d6b1ce6 DSH |
368 | |
369 | /* Same as above but for SET OF */ | |
370 | ||
0f113f3e MC |
371 | # define ASN1_SET_OF(stname, field, type) \ |
372 | ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type) | |
9d6b1ce6 | 373 | |
0f113f3e MC |
374 | # define ASN1_SET_OF_OPT(stname, field, type) \ |
375 | ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type) | |
9d6b1ce6 DSH |
376 | |
377 | /* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */ | |
378 | ||
0f113f3e MC |
379 | # define ASN1_IMP_SET_OF(stname, field, type, tag) \ |
380 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF) | |
9d6b1ce6 | 381 | |
0f113f3e MC |
382 | # define ASN1_EXP_SET_OF(stname, field, type, tag) \ |
383 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF) | |
9d6b1ce6 | 384 | |
0f113f3e MC |
385 | # define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \ |
386 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL) | |
9d6b1ce6 | 387 | |
0f113f3e MC |
388 | # define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \ |
389 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL) | |
9d6b1ce6 | 390 | |
0f113f3e MC |
391 | # define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \ |
392 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF) | |
9d6b1ce6 | 393 | |
0f113f3e MC |
394 | # define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \ |
395 | ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL) | |
9d6b1ce6 | 396 | |
0f113f3e MC |
397 | # define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \ |
398 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF) | |
9d6b1ce6 | 399 | |
0f113f3e MC |
400 | # define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \ |
401 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL) | |
9d6b1ce6 | 402 | |
f8492ffe | 403 | /* EXPLICIT using indefinite length constructed form */ |
0f113f3e MC |
404 | # define ASN1_NDEF_EXP(stname, field, type, tag) \ |
405 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF) | |
f8492ffe | 406 | |
230fd6b7 | 407 | /* EXPLICIT OPTIONAL using indefinite length constructed form */ |
0f113f3e MC |
408 | # define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \ |
409 | ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF) | |
230fd6b7 | 410 | |
9d6b1ce6 DSH |
411 | /* Macros for the ASN1_ADB structure */ |
412 | ||
0f113f3e MC |
413 | # define ASN1_ADB(name) \ |
414 | static const ASN1_ADB_TABLE name##_adbtbl[] | |
415 | ||
416 | # ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION | |
417 | ||
5b70372d | 418 | # define ASN1_ADB_END(name, flags, field, adb_cb, def, none) \ |
0f113f3e MC |
419 | ;\ |
420 | static const ASN1_ADB name##_adb = {\ | |
421 | flags,\ | |
422 | offsetof(name, field),\ | |
5b70372d | 423 | adb_cb,\ |
0f113f3e MC |
424 | name##_adbtbl,\ |
425 | sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\ | |
426 | def,\ | |
427 | none\ | |
428 | } | |
9d6b1ce6 | 429 | |
0f113f3e | 430 | # else |
9d6b1ce6 | 431 | |
5b70372d | 432 | # define ASN1_ADB_END(name, flags, field, adb_cb, def, none) \ |
0f113f3e MC |
433 | ;\ |
434 | static const ASN1_ITEM *name##_adb(void) \ | |
435 | { \ | |
436 | static const ASN1_ADB internal_adb = \ | |
437 | {\ | |
438 | flags,\ | |
439 | offsetof(name, field),\ | |
5b70372d | 440 | adb_cb,\ |
0f113f3e MC |
441 | name##_adbtbl,\ |
442 | sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\ | |
443 | def,\ | |
444 | none\ | |
445 | }; \ | |
446 | return (const ASN1_ITEM *) &internal_adb; \ | |
447 | } \ | |
448 | void dummy_function(void) | |
449 | ||
450 | # endif | |
451 | ||
452 | # define ADB_ENTRY(val, template) {val, template} | |
453 | ||
454 | # define ASN1_ADB_TEMPLATE(name) \ | |
455 | static const ASN1_TEMPLATE name##_tt | |
456 | ||
457 | /* | |
458 | * This is the ASN1 template structure that defines a wrapper round the | |
459 | * actual type. It determines the actual position of the field in the value | |
460 | * structure, various flags such as OPTIONAL and the field name. | |
9d6b1ce6 DSH |
461 | */ |
462 | ||
463 | struct ASN1_TEMPLATE_st { | |
0f113f3e MC |
464 | unsigned long flags; /* Various flags */ |
465 | long tag; /* tag, not used if no tagging */ | |
466 | unsigned long offset; /* Offset of this field in structure */ | |
0f113f3e | 467 | const char *field_name; /* Field name */ |
0f113f3e | 468 | ASN1_ITEM_EXP *item; /* Relevant ASN1_ITEM or ASN1_ADB */ |
9d6b1ce6 DSH |
469 | }; |
470 | ||
bb5ea36b DSH |
471 | /* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */ |
472 | ||
0f113f3e MC |
473 | # define ASN1_TEMPLATE_item(t) (t->item_ptr) |
474 | # define ASN1_TEMPLATE_adb(t) (t->item_ptr) | |
9d6b1ce6 DSH |
475 | |
476 | typedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE; | |
477 | typedef struct ASN1_ADB_st ASN1_ADB; | |
478 | ||
479 | struct ASN1_ADB_st { | |
0f113f3e MC |
480 | unsigned long flags; /* Various flags */ |
481 | unsigned long offset; /* Offset of selector field */ | |
5b70372d | 482 | int (*adb_cb)(long *psel); /* Application callback */ |
0f113f3e MC |
483 | const ASN1_ADB_TABLE *tbl; /* Table of possible types */ |
484 | long tblcount; /* Number of entries in tbl */ | |
485 | const ASN1_TEMPLATE *default_tt; /* Type to use if no match */ | |
486 | const ASN1_TEMPLATE *null_tt; /* Type to use if selector is NULL */ | |
9d6b1ce6 DSH |
487 | }; |
488 | ||
489 | struct ASN1_ADB_TABLE_st { | |
0f113f3e MC |
490 | long value; /* NID for an object or value for an int */ |
491 | const ASN1_TEMPLATE tt; /* item for this value */ | |
9d6b1ce6 DSH |
492 | }; |
493 | ||
494 | /* template flags */ | |
495 | ||
496 | /* Field is optional */ | |
0f113f3e | 497 | # define ASN1_TFLG_OPTIONAL (0x1) |
9d6b1ce6 DSH |
498 | |
499 | /* Field is a SET OF */ | |
0f113f3e | 500 | # define ASN1_TFLG_SET_OF (0x1 << 1) |
9d6b1ce6 DSH |
501 | |
502 | /* Field is a SEQUENCE OF */ | |
0f113f3e | 503 | # define ASN1_TFLG_SEQUENCE_OF (0x2 << 1) |
9d6b1ce6 | 504 | |
0f113f3e MC |
505 | /* |
506 | * Special case: this refers to a SET OF that will be sorted into DER order | |
507 | * when encoded *and* the corresponding STACK will be modified to match the | |
508 | * new order. | |
06db4253 | 509 | */ |
0f113f3e | 510 | # define ASN1_TFLG_SET_ORDER (0x3 << 1) |
06db4253 DSH |
511 | |
512 | /* Mask for SET OF or SEQUENCE OF */ | |
0f113f3e | 513 | # define ASN1_TFLG_SK_MASK (0x3 << 1) |
9d6b1ce6 | 514 | |
0f113f3e MC |
515 | /* |
516 | * These flags mean the tag should be taken from the tag field. If EXPLICIT | |
517 | * then the underlying type is used for the inner tag. | |
9d6b1ce6 DSH |
518 | */ |
519 | ||
520 | /* IMPLICIT tagging */ | |
0f113f3e | 521 | # define ASN1_TFLG_IMPTAG (0x1 << 3) |
9d6b1ce6 DSH |
522 | |
523 | /* EXPLICIT tagging, inner tag from underlying type */ | |
0f113f3e | 524 | # define ASN1_TFLG_EXPTAG (0x2 << 3) |
9d6b1ce6 | 525 | |
0f113f3e | 526 | # define ASN1_TFLG_TAG_MASK (0x3 << 3) |
9d6b1ce6 DSH |
527 | |
528 | /* context specific IMPLICIT */ | |
0f113f3e | 529 | # define ASN1_TFLG_IMPLICIT ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT |
9d6b1ce6 DSH |
530 | |
531 | /* context specific EXPLICIT */ | |
0f113f3e | 532 | # define ASN1_TFLG_EXPLICIT ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT |
9d6b1ce6 | 533 | |
0f113f3e MC |
534 | /* |
535 | * If tagging is in force these determine the type of tag to use. Otherwise | |
536 | * the tag is determined by the underlying type. These values reflect the | |
537 | * actual octet format. | |
9d6b1ce6 DSH |
538 | */ |
539 | ||
0f113f3e MC |
540 | /* Universal tag */ |
541 | # define ASN1_TFLG_UNIVERSAL (0x0<<6) | |
542 | /* Application tag */ | |
543 | # define ASN1_TFLG_APPLICATION (0x1<<6) | |
544 | /* Context specific tag */ | |
545 | # define ASN1_TFLG_CONTEXT (0x2<<6) | |
546 | /* Private tag */ | |
547 | # define ASN1_TFLG_PRIVATE (0x3<<6) | |
9d6b1ce6 | 548 | |
0f113f3e | 549 | # define ASN1_TFLG_TAG_CLASS (0x3<<6) |
9d6b1ce6 | 550 | |
0f113f3e MC |
551 | /* |
552 | * These are for ANY DEFINED BY type. In this case the 'item' field points to | |
553 | * an ASN1_ADB structure which contains a table of values to decode the | |
9d6b1ce6 DSH |
554 | * relevant type |
555 | */ | |
556 | ||
0f113f3e | 557 | # define ASN1_TFLG_ADB_MASK (0x3<<8) |
9d6b1ce6 | 558 | |
0f113f3e | 559 | # define ASN1_TFLG_ADB_OID (0x1<<8) |
9d6b1ce6 | 560 | |
0f113f3e | 561 | # define ASN1_TFLG_ADB_INT (0x1<<9) |
9d6b1ce6 | 562 | |
0f113f3e MC |
563 | /* |
564 | * This flag when present in a SEQUENCE OF, SET OF or EXPLICIT causes | |
565 | * indefinite length constructed encoding to be used if required. | |
230fd6b7 DSH |
566 | */ |
567 | ||
0f113f3e | 568 | # define ASN1_TFLG_NDEF (0x1<<11) |
230fd6b7 | 569 | |
de17bd5d DSH |
570 | /* Field is embedded and not a pointer */ |
571 | # define ASN1_TFLG_EMBED (0x1 << 12) | |
572 | ||
9d6b1ce6 DSH |
573 | /* This is the actual ASN1 item itself */ |
574 | ||
575 | struct ASN1_ITEM_st { | |
0f113f3e MC |
576 | char itype; /* The item type, primitive, SEQUENCE, CHOICE |
577 | * or extern */ | |
578 | long utype; /* underlying type */ | |
579 | const ASN1_TEMPLATE *templates; /* If SEQUENCE or CHOICE this contains | |
580 | * the contents */ | |
581 | long tcount; /* Number of templates if SEQUENCE or CHOICE */ | |
582 | const void *funcs; /* functions that handle this type */ | |
583 | long size; /* Structure size (usually) */ | |
0f113f3e | 584 | const char *sname; /* Structure name */ |
9d6b1ce6 DSH |
585 | }; |
586 | ||
c80fd6b2 MC |
587 | /*- |
588 | * These are values for the itype field and | |
9d6b1ce6 DSH |
589 | * determine how the type is interpreted. |
590 | * | |
591 | * For PRIMITIVE types the underlying type | |
592 | * determines the behaviour if items is NULL. | |
593 | * | |
0f113f3e | 594 | * Otherwise templates must contain a single |
9d6b1ce6 DSH |
595 | * template and the type is treated in the |
596 | * same way as the type specified in the template. | |
597 | * | |
598 | * For SEQUENCE types the templates field points | |
599 | * to the members, the size field is the | |
600 | * structure size. | |
601 | * | |
602 | * For CHOICE types the templates field points | |
603 | * to each possible member (typically a union) | |
604 | * and the 'size' field is the offset of the | |
605 | * selector. | |
606 | * | |
607 | * The 'funcs' field is used for application | |
0f113f3e | 608 | * specific functions. |
9d6b1ce6 | 609 | * |
9d6b1ce6 DSH |
610 | * The EXTERN type uses a new style d2i/i2d. |
611 | * The new style should be used where possible | |
612 | * because it avoids things like the d2i IMPLICIT | |
613 | * hack. | |
614 | * | |
615 | * MSTRING is a multiple string type, it is used | |
616 | * for a CHOICE of character strings where the | |
617 | * actual strings all occupy an ASN1_STRING | |
618 | * structure. In this case the 'utype' field | |
619 | * has a special meaning, it is used as a mask | |
620 | * of acceptable types using the B_ASN1 constants. | |
621 | * | |
230fd6b7 DSH |
622 | * NDEF_SEQUENCE is the same as SEQUENCE except |
623 | * that it will use indefinite length constructed | |
624 | * encoding if requested. | |
625 | * | |
9d6b1ce6 DSH |
626 | */ |
627 | ||
0f113f3e | 628 | # define ASN1_ITYPE_PRIMITIVE 0x0 |
230fd6b7 | 629 | |
0f113f3e | 630 | # define ASN1_ITYPE_SEQUENCE 0x1 |
9d6b1ce6 | 631 | |
0f113f3e | 632 | # define ASN1_ITYPE_CHOICE 0x2 |
9d6b1ce6 | 633 | |
0f113f3e | 634 | # define ASN1_ITYPE_EXTERN 0x4 |
9d6b1ce6 | 635 | |
0f113f3e | 636 | # define ASN1_ITYPE_MSTRING 0x5 |
9d6b1ce6 | 637 | |
0f113f3e | 638 | # define ASN1_ITYPE_NDEF_SEQUENCE 0x6 |
9d6b1ce6 | 639 | |
0f113f3e MC |
640 | /* |
641 | * Cache for ASN1 tag and length, so we don't keep re-reading it for things | |
9d6b1ce6 DSH |
642 | * like CHOICE |
643 | */ | |
644 | ||
0f113f3e MC |
645 | struct ASN1_TLC_st { |
646 | char valid; /* Values below are valid */ | |
647 | int ret; /* return value */ | |
648 | long plen; /* length */ | |
649 | int ptag; /* class value */ | |
650 | int pclass; /* class value */ | |
651 | int hdrlen; /* header length */ | |
9d6b1ce6 DSH |
652 | }; |
653 | ||
654 | /* Typedefs for ASN1 function pointers */ | |
0f113f3e MC |
655 | typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, |
656 | const ASN1_ITEM *it, int tag, int aclass, char opt, | |
657 | ASN1_TLC *ctx); | |
9d6b1ce6 | 658 | |
0f113f3e MC |
659 | typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out, |
660 | const ASN1_ITEM *it, int tag, int aclass); | |
9d6b1ce6 DSH |
661 | typedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it); |
662 | typedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it); | |
663 | ||
0f113f3e MC |
664 | typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval, |
665 | int indent, const char *fname, | |
666 | const ASN1_PCTX *pctx); | |
1ef7acfe | 667 | |
0f113f3e MC |
668 | typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont, |
669 | int *putype, const ASN1_ITEM *it); | |
670 | typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont, | |
671 | int len, int utype, char *free_cont, | |
672 | const ASN1_ITEM *it); | |
673 | typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval, | |
674 | const ASN1_ITEM *it, int indent, | |
675 | const ASN1_PCTX *pctx); | |
9d6b1ce6 | 676 | |
9d6b1ce6 | 677 | typedef struct ASN1_EXTERN_FUNCS_st { |
0f113f3e MC |
678 | void *app_data; |
679 | ASN1_ex_new_func *asn1_ex_new; | |
680 | ASN1_ex_free_func *asn1_ex_free; | |
681 | ASN1_ex_free_func *asn1_ex_clear; | |
682 | ASN1_ex_d2i *asn1_ex_d2i; | |
683 | ASN1_ex_i2d *asn1_ex_i2d; | |
684 | ASN1_ex_print_func *asn1_ex_print; | |
9d6b1ce6 DSH |
685 | } ASN1_EXTERN_FUNCS; |
686 | ||
687 | typedef struct ASN1_PRIMITIVE_FUNCS_st { | |
0f113f3e MC |
688 | void *app_data; |
689 | unsigned long flags; | |
690 | ASN1_ex_new_func *prim_new; | |
691 | ASN1_ex_free_func *prim_free; | |
692 | ASN1_ex_free_func *prim_clear; | |
693 | ASN1_primitive_c2i *prim_c2i; | |
694 | ASN1_primitive_i2c *prim_i2c; | |
695 | ASN1_primitive_print *prim_print; | |
9d6b1ce6 DSH |
696 | } ASN1_PRIMITIVE_FUNCS; |
697 | ||
0f113f3e MC |
698 | /* |
699 | * This is the ASN1_AUX structure: it handles various miscellaneous | |
700 | * requirements. For example the use of reference counts and an informational | |
701 | * callback. The "informational callback" is called at various points during | |
702 | * the ASN1 encoding and decoding. It can be used to provide minor | |
703 | * customisation of the structures used. This is most useful where the | |
704 | * supplied routines *almost* do the right thing but need some extra help at | |
705 | * a few points. If the callback returns zero then it is assumed a fatal | |
706 | * error has occurred and the main operation should be abandoned. If major | |
707 | * changes in the default behaviour are required then an external type is | |
708 | * more appropriate. | |
9d6b1ce6 DSH |
709 | */ |
710 | ||
24484759 | 711 | typedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it, |
0f113f3e | 712 | void *exarg); |
9d6b1ce6 DSH |
713 | |
714 | typedef struct ASN1_AUX_st { | |
0f113f3e MC |
715 | void *app_data; |
716 | int flags; | |
717 | int ref_offset; /* Offset of reference value */ | |
718 | int ref_lock; /* Lock type to use */ | |
719 | ASN1_aux_cb *asn1_cb; | |
720 | int enc_offset; /* Offset of ASN1_ENCODING structure */ | |
9d6b1ce6 DSH |
721 | } ASN1_AUX; |
722 | ||
24484759 DSH |
723 | /* For print related callbacks exarg points to this structure */ |
724 | typedef struct ASN1_PRINT_ARG_st { | |
0f113f3e MC |
725 | BIO *out; |
726 | int indent; | |
727 | const ASN1_PCTX *pctx; | |
24484759 DSH |
728 | } ASN1_PRINT_ARG; |
729 | ||
8931b30d DSH |
730 | /* For streaming related callbacks exarg points to this structure */ |
731 | typedef struct ASN1_STREAM_ARG_st { | |
0f113f3e MC |
732 | /* BIO to stream through */ |
733 | BIO *out; | |
734 | /* BIO with filters appended */ | |
735 | BIO *ndef_bio; | |
736 | /* Streaming I/O boundary */ | |
737 | unsigned char **boundary; | |
8931b30d DSH |
738 | } ASN1_STREAM_ARG; |
739 | ||
9d6b1ce6 DSH |
740 | /* Flags in ASN1_AUX */ |
741 | ||
742 | /* Use a reference count */ | |
0f113f3e | 743 | # define ASN1_AFLG_REFCOUNT 1 |
9d6b1ce6 | 744 | /* Save the encoding of structure (useful for signatures) */ |
0f113f3e | 745 | # define ASN1_AFLG_ENCODING 2 |
9d6b1ce6 | 746 | /* The Sequence length is invalid */ |
0f113f3e | 747 | # define ASN1_AFLG_BROKEN 4 |
9d6b1ce6 DSH |
748 | |
749 | /* operation values for asn1_cb */ | |
750 | ||
0f113f3e MC |
751 | # define ASN1_OP_NEW_PRE 0 |
752 | # define ASN1_OP_NEW_POST 1 | |
753 | # define ASN1_OP_FREE_PRE 2 | |
754 | # define ASN1_OP_FREE_POST 3 | |
755 | # define ASN1_OP_D2I_PRE 4 | |
756 | # define ASN1_OP_D2I_POST 5 | |
757 | # define ASN1_OP_I2D_PRE 6 | |
758 | # define ASN1_OP_I2D_POST 7 | |
759 | # define ASN1_OP_PRINT_PRE 8 | |
760 | # define ASN1_OP_PRINT_POST 9 | |
761 | # define ASN1_OP_STREAM_PRE 10 | |
762 | # define ASN1_OP_STREAM_POST 11 | |
763 | # define ASN1_OP_DETACHED_PRE 12 | |
764 | # define ASN1_OP_DETACHED_POST 13 | |
9d6b1ce6 DSH |
765 | |
766 | /* Macro to implement a primitive type */ | |
0f113f3e MC |
767 | # define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0) |
768 | # define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \ | |
769 | ASN1_ITEM_start(itname) \ | |
770 | ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \ | |
771 | ASN1_ITEM_end(itname) | |
9d6b1ce6 DSH |
772 | |
773 | /* Macro to implement a multi string type */ | |
0f113f3e MC |
774 | # define IMPLEMENT_ASN1_MSTRING(itname, mask) \ |
775 | ASN1_ITEM_start(itname) \ | |
776 | ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \ | |
777 | ASN1_ITEM_end(itname) | |
9d6b1ce6 | 778 | |
0f113f3e MC |
779 | # define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \ |
780 | ASN1_ITEM_start(sname) \ | |
781 | ASN1_ITYPE_EXTERN, \ | |
782 | tag, \ | |
783 | NULL, \ | |
784 | 0, \ | |
785 | &fptrs, \ | |
786 | 0, \ | |
787 | #sname \ | |
788 | ASN1_ITEM_end(sname) | |
9d6b1ce6 DSH |
789 | |
790 | /* Macro to implement standard functions in terms of ASN1_ITEM structures */ | |
791 | ||
0f113f3e MC |
792 | # define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname) |
793 | ||
794 | # define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname) | |
795 | ||
796 | # define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \ | |
797 | IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname) | |
798 | ||
799 | # define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \ | |
800 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname) | |
801 | ||
802 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \ | |
803 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname) | |
804 | ||
805 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \ | |
806 | pre stname *fname##_new(void) \ | |
807 | { \ | |
808 | return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \ | |
809 | } \ | |
810 | pre void fname##_free(stname *a) \ | |
811 | { \ | |
812 | ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \ | |
813 | } | |
814 | ||
815 | # define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \ | |
816 | stname *fname##_new(void) \ | |
817 | { \ | |
818 | return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \ | |
819 | } \ | |
820 | void fname##_free(stname *a) \ | |
821 | { \ | |
822 | ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \ | |
823 | } | |
824 | ||
825 | # define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \ | |
826 | IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \ | |
827 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) | |
828 | ||
829 | # define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \ | |
830 | stname *d2i_##fname(stname **a, const unsigned char **in, long len) \ | |
831 | { \ | |
832 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\ | |
833 | } \ | |
834 | int i2d_##fname(stname *a, unsigned char **out) \ | |
835 | { \ | |
836 | return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\ | |
837 | } | |
838 | ||
839 | # define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \ | |
840 | int i2d_##stname##_NDEF(stname *a, unsigned char **out) \ | |
841 | { \ | |
842 | return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\ | |
843 | } | |
844 | ||
4fb6b0de DSH |
845 | # define IMPLEMENT_STATIC_ASN1_ENCODE_FUNCTIONS(stname) \ |
846 | static stname *d2i_##stname(stname **a, \ | |
847 | const unsigned char **in, long len) \ | |
848 | { \ | |
849 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, \ | |
850 | ASN1_ITEM_rptr(stname)); \ | |
851 | } \ | |
852 | static int i2d_##stname(stname *a, unsigned char **out) \ | |
853 | { \ | |
854 | return ASN1_item_i2d((ASN1_VALUE *)a, out, \ | |
855 | ASN1_ITEM_rptr(stname)); \ | |
856 | } | |
857 | ||
0f113f3e MC |
858 | /* |
859 | * This includes evil casts to remove const: they will go away when full ASN1 | |
860 | * constification is done. | |
9d6b1ce6 | 861 | */ |
0f113f3e MC |
862 | # define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \ |
863 | stname *d2i_##fname(stname **a, const unsigned char **in, long len) \ | |
864 | { \ | |
865 | return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\ | |
866 | } \ | |
867 | int i2d_##fname(const stname *a, unsigned char **out) \ | |
868 | { \ | |
869 | return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\ | |
870 | } | |
871 | ||
872 | # define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \ | |
873 | stname * stname##_dup(stname *x) \ | |
1241126a DSH |
874 | { \ |
875 | return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \ | |
876 | } | |
877 | ||
0f113f3e MC |
878 | # define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \ |
879 | IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname) | |
9194296d | 880 | |
0f113f3e MC |
881 | # define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \ |
882 | int fname##_print_ctx(BIO *out, stname *x, int indent, \ | |
883 | const ASN1_PCTX *pctx) \ | |
884 | { \ | |
885 | return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \ | |
886 | ASN1_ITEM_rptr(itname), pctx); \ | |
887 | } | |
9194296d | 888 | |
0f113f3e MC |
889 | # define IMPLEMENT_ASN1_FUNCTIONS_const(name) \ |
890 | IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name) | |
9d6b1ce6 | 891 | |
0f113f3e MC |
892 | # define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \ |
893 | IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \ | |
894 | IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) | |
9d6b1ce6 DSH |
895 | |
896 | /* external definitions for primitive types */ | |
897 | ||
bb5ea36b DSH |
898 | DECLARE_ASN1_ITEM(ASN1_BOOLEAN) |
899 | DECLARE_ASN1_ITEM(ASN1_TBOOLEAN) | |
900 | DECLARE_ASN1_ITEM(ASN1_FBOOLEAN) | |
bb5ea36b DSH |
901 | DECLARE_ASN1_ITEM(ASN1_SEQUENCE) |
902 | DECLARE_ASN1_ITEM(CBIGNUM) | |
903 | DECLARE_ASN1_ITEM(BIGNUM) | |
904 | DECLARE_ASN1_ITEM(LONG) | |
905 | DECLARE_ASN1_ITEM(ZLONG) | |
9d6b1ce6 | 906 | |
85885715 | 907 | DEFINE_STACK_OF(ASN1_VALUE) |
9d6b1ce6 DSH |
908 | |
909 | /* Functions used internally by the ASN1 code */ | |
910 | ||
911 | int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it); | |
912 | void ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it); | |
9d6b1ce6 | 913 | |
0f113f3e MC |
914 | int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, |
915 | const ASN1_ITEM *it, int tag, int aclass, char opt, | |
916 | ASN1_TLC *ctx); | |
917 | ||
918 | int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out, | |
919 | const ASN1_ITEM *it, int tag, int aclass); | |
9d6b1ce6 | 920 | |
9d6b1ce6 DSH |
921 | #ifdef __cplusplus |
922 | } | |
923 | #endif | |
924 | #endif |