1109998Smarkm/* asn1t.h */ 2194206Ssimon/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL 3109998Smarkm * project 2000. 4109998Smarkm */ 5109998Smarkm/* ==================================================================== 6238405Sjkim * Copyright (c) 2000-2005 The OpenSSL Project. All rights reserved. 7109998Smarkm * 8109998Smarkm * Redistribution and use in source and binary forms, with or without 9109998Smarkm * modification, are permitted provided that the following conditions 10109998Smarkm * are met: 11109998Smarkm * 12109998Smarkm * 1. Redistributions of source code must retain the above copyright 13109998Smarkm * notice, this list of conditions and the following disclaimer. 14109998Smarkm * 15109998Smarkm * 2. Redistributions in binary form must reproduce the above copyright 16109998Smarkm * notice, this list of conditions and the following disclaimer in 17109998Smarkm * the documentation and/or other materials provided with the 18109998Smarkm * distribution. 19109998Smarkm * 20109998Smarkm * 3. All advertising materials mentioning features or use of this 21109998Smarkm * software must display the following acknowledgment: 22109998Smarkm * "This product includes software developed by the OpenSSL Project 23109998Smarkm * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)" 24109998Smarkm * 25109998Smarkm * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 26109998Smarkm * endorse or promote products derived from this software without 27109998Smarkm * prior written permission. For written permission, please contact 28109998Smarkm * licensing@OpenSSL.org. 29109998Smarkm * 30109998Smarkm * 5. Products derived from this software may not be called "OpenSSL" 31109998Smarkm * nor may "OpenSSL" appear in their names without prior written 32109998Smarkm * permission of the OpenSSL Project. 33109998Smarkm * 34109998Smarkm * 6. Redistributions of any form whatsoever must retain the following 35109998Smarkm * acknowledgment: 36109998Smarkm * "This product includes software developed by the OpenSSL Project 37109998Smarkm * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" 38109998Smarkm * 39109998Smarkm * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 40109998Smarkm * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 41109998Smarkm * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 42109998Smarkm * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 43109998Smarkm * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 44109998Smarkm * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 45109998Smarkm * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 46109998Smarkm * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 47109998Smarkm * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 48109998Smarkm * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 49109998Smarkm * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 50109998Smarkm * OF THE POSSIBILITY OF SUCH DAMAGE. 51109998Smarkm * ==================================================================== 52109998Smarkm * 53109998Smarkm * This product includes cryptographic software written by Eric Young 54109998Smarkm * (eay@cryptsoft.com). This product includes software written by Tim 55109998Smarkm * Hudson (tjh@cryptsoft.com). 56109998Smarkm * 57109998Smarkm */ 58109998Smarkm#ifndef HEADER_ASN1T_H 59109998Smarkm#define HEADER_ASN1T_H 60109998Smarkm 61109998Smarkm#include <stddef.h> 62109998Smarkm#include <openssl/e_os2.h> 63109998Smarkm#include <openssl/asn1.h> 64109998Smarkm 65109998Smarkm#ifdef OPENSSL_BUILD_SHLIBCRYPTO 66109998Smarkm# undef OPENSSL_EXTERN 67109998Smarkm# define OPENSSL_EXTERN OPENSSL_EXPORT 68109998Smarkm#endif 69109998Smarkm 70109998Smarkm/* ASN1 template defines, structures and functions */ 71109998Smarkm 72109998Smarkm#ifdef __cplusplus 73109998Smarkmextern "C" { 74109998Smarkm#endif 75109998Smarkm 76109998Smarkm 77109998Smarkm#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION 78109998Smarkm 79109998Smarkm/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */ 80109998Smarkm#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr)) 81109998Smarkm 82109998Smarkm 83109998Smarkm/* Macros for start and end of ASN1_ITEM definition */ 84109998Smarkm 85109998Smarkm#define ASN1_ITEM_start(itname) \ 86109998Smarkm OPENSSL_GLOBAL const ASN1_ITEM itname##_it = { 87109998Smarkm 88109998Smarkm#define ASN1_ITEM_end(itname) \ 89109998Smarkm }; 90109998Smarkm 91109998Smarkm#else 92109998Smarkm 93109998Smarkm/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */ 94109998Smarkm#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr())) 95109998Smarkm 96109998Smarkm 97109998Smarkm/* Macros for start and end of ASN1_ITEM definition */ 98109998Smarkm 99109998Smarkm#define ASN1_ITEM_start(itname) \ 100109998Smarkm const ASN1_ITEM * itname##_it(void) \ 101109998Smarkm { \ 102167612Ssimon static const ASN1_ITEM local_it = { 103109998Smarkm 104109998Smarkm#define ASN1_ITEM_end(itname) \ 105109998Smarkm }; \ 106109998Smarkm return &local_it; \ 107109998Smarkm } 108109998Smarkm 109109998Smarkm#endif 110109998Smarkm 111109998Smarkm 112109998Smarkm/* Macros to aid ASN1 template writing */ 113109998Smarkm 114109998Smarkm#define ASN1_ITEM_TEMPLATE(tname) \ 115160814Ssimon static const ASN1_TEMPLATE tname##_item_tt 116109998Smarkm 117109998Smarkm#define ASN1_ITEM_TEMPLATE_END(tname) \ 118109998Smarkm ;\ 119109998Smarkm ASN1_ITEM_start(tname) \ 120109998Smarkm ASN1_ITYPE_PRIMITIVE,\ 121109998Smarkm -1,\ 122109998Smarkm &tname##_item_tt,\ 123109998Smarkm 0,\ 124109998Smarkm NULL,\ 125109998Smarkm 0,\ 126109998Smarkm #tname \ 127109998Smarkm ASN1_ITEM_end(tname) 128109998Smarkm 129109998Smarkm 130109998Smarkm/* This is a ASN1 type which just embeds a template */ 131109998Smarkm 132109998Smarkm/* This pair helps declare a SEQUENCE. We can do: 133109998Smarkm * 134109998Smarkm * ASN1_SEQUENCE(stname) = { 135109998Smarkm * ... SEQUENCE components ... 136109998Smarkm * } ASN1_SEQUENCE_END(stname) 137109998Smarkm * 138109998Smarkm * This will produce an ASN1_ITEM called stname_it 139109998Smarkm * for a structure called stname. 140109998Smarkm * 141109998Smarkm * If you want the same structure but a different 142109998Smarkm * name then use: 143109998Smarkm * 144109998Smarkm * ASN1_SEQUENCE(itname) = { 145109998Smarkm * ... SEQUENCE components ... 146109998Smarkm * } ASN1_SEQUENCE_END_name(stname, itname) 147109998Smarkm * 148109998Smarkm * This will create an item called itname_it using 149109998Smarkm * a structure called stname. 150109998Smarkm */ 151109998Smarkm 152109998Smarkm#define ASN1_SEQUENCE(tname) \ 153160814Ssimon static const ASN1_TEMPLATE tname##_seq_tt[] 154109998Smarkm 155109998Smarkm#define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname) 156109998Smarkm 157109998Smarkm#define ASN1_SEQUENCE_END_name(stname, tname) \ 158109998Smarkm ;\ 159109998Smarkm ASN1_ITEM_start(tname) \ 160109998Smarkm ASN1_ITYPE_SEQUENCE,\ 161109998Smarkm V_ASN1_SEQUENCE,\ 162109998Smarkm tname##_seq_tt,\ 163109998Smarkm sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ 164109998Smarkm NULL,\ 165109998Smarkm sizeof(stname),\ 166109998Smarkm #stname \ 167109998Smarkm ASN1_ITEM_end(tname) 168109998Smarkm 169160814Ssimon#define ASN1_NDEF_SEQUENCE(tname) \ 170160814Ssimon ASN1_SEQUENCE(tname) 171160814Ssimon 172194206Ssimon#define ASN1_NDEF_SEQUENCE_cb(tname, cb) \ 173194206Ssimon ASN1_SEQUENCE_cb(tname, cb) 174194206Ssimon 175109998Smarkm#define ASN1_SEQUENCE_cb(tname, cb) \ 176160814Ssimon static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \ 177109998Smarkm ASN1_SEQUENCE(tname) 178109998Smarkm 179109998Smarkm#define ASN1_BROKEN_SEQUENCE(tname) \ 180160814Ssimon static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \ 181109998Smarkm ASN1_SEQUENCE(tname) 182109998Smarkm 183109998Smarkm#define ASN1_SEQUENCE_ref(tname, cb, lck) \ 184160814Ssimon static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \ 185109998Smarkm ASN1_SEQUENCE(tname) 186109998Smarkm 187109998Smarkm#define ASN1_SEQUENCE_enc(tname, enc, cb) \ 188160814Ssimon static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \ 189109998Smarkm ASN1_SEQUENCE(tname) 190109998Smarkm 191160814Ssimon#define ASN1_NDEF_SEQUENCE_END(tname) \ 192160814Ssimon ;\ 193160814Ssimon ASN1_ITEM_start(tname) \ 194160814Ssimon ASN1_ITYPE_NDEF_SEQUENCE,\ 195160814Ssimon V_ASN1_SEQUENCE,\ 196160814Ssimon tname##_seq_tt,\ 197160814Ssimon sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ 198160814Ssimon NULL,\ 199160814Ssimon sizeof(tname),\ 200160814Ssimon #tname \ 201160814Ssimon ASN1_ITEM_end(tname) 202160814Ssimon 203109998Smarkm#define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname) 204109998Smarkm 205109998Smarkm#define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname) 206109998Smarkm 207109998Smarkm#define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname) 208109998Smarkm 209109998Smarkm#define ASN1_SEQUENCE_END_ref(stname, tname) \ 210109998Smarkm ;\ 211109998Smarkm ASN1_ITEM_start(tname) \ 212109998Smarkm ASN1_ITYPE_SEQUENCE,\ 213109998Smarkm V_ASN1_SEQUENCE,\ 214109998Smarkm tname##_seq_tt,\ 215109998Smarkm sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ 216109998Smarkm &tname##_aux,\ 217109998Smarkm sizeof(stname),\ 218109998Smarkm #stname \ 219109998Smarkm ASN1_ITEM_end(tname) 220109998Smarkm 221238405Sjkim#define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \ 222238405Sjkim ;\ 223238405Sjkim ASN1_ITEM_start(tname) \ 224238405Sjkim ASN1_ITYPE_NDEF_SEQUENCE,\ 225238405Sjkim V_ASN1_SEQUENCE,\ 226238405Sjkim tname##_seq_tt,\ 227238405Sjkim sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\ 228238405Sjkim &tname##_aux,\ 229238405Sjkim sizeof(stname),\ 230238405Sjkim #stname \ 231238405Sjkim ASN1_ITEM_end(tname) 232109998Smarkm 233238405Sjkim 234109998Smarkm/* This pair helps declare a CHOICE type. We can do: 235109998Smarkm * 236109998Smarkm * ASN1_CHOICE(chname) = { 237109998Smarkm * ... CHOICE options ... 238109998Smarkm * ASN1_CHOICE_END(chname) 239109998Smarkm * 240109998Smarkm * This will produce an ASN1_ITEM called chname_it 241109998Smarkm * for a structure called chname. The structure 242109998Smarkm * definition must look like this: 243109998Smarkm * typedef struct { 244109998Smarkm * int type; 245109998Smarkm * union { 246109998Smarkm * ASN1_SOMETHING *opt1; 247109998Smarkm * ASN1_SOMEOTHER *opt2; 248109998Smarkm * } value; 249109998Smarkm * } chname; 250109998Smarkm * 251109998Smarkm * the name of the selector must be 'type'. 252109998Smarkm * to use an alternative selector name use the 253109998Smarkm * ASN1_CHOICE_END_selector() version. 254109998Smarkm */ 255109998Smarkm 256109998Smarkm#define ASN1_CHOICE(tname) \ 257160814Ssimon static const ASN1_TEMPLATE tname##_ch_tt[] 258109998Smarkm 259109998Smarkm#define ASN1_CHOICE_cb(tname, cb) \ 260160814Ssimon static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \ 261109998Smarkm ASN1_CHOICE(tname) 262109998Smarkm 263109998Smarkm#define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname) 264109998Smarkm 265109998Smarkm#define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type) 266109998Smarkm 267109998Smarkm#define ASN1_CHOICE_END_selector(stname, tname, selname) \ 268109998Smarkm ;\ 269109998Smarkm ASN1_ITEM_start(tname) \ 270109998Smarkm ASN1_ITYPE_CHOICE,\ 271109998Smarkm offsetof(stname,selname) ,\ 272109998Smarkm tname##_ch_tt,\ 273109998Smarkm sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\ 274109998Smarkm NULL,\ 275109998Smarkm sizeof(stname),\ 276109998Smarkm #stname \ 277109998Smarkm ASN1_ITEM_end(tname) 278109998Smarkm 279109998Smarkm#define ASN1_CHOICE_END_cb(stname, tname, selname) \ 280109998Smarkm ;\ 281109998Smarkm ASN1_ITEM_start(tname) \ 282109998Smarkm ASN1_ITYPE_CHOICE,\ 283109998Smarkm offsetof(stname,selname) ,\ 284109998Smarkm tname##_ch_tt,\ 285109998Smarkm sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\ 286109998Smarkm &tname##_aux,\ 287109998Smarkm sizeof(stname),\ 288109998Smarkm #stname \ 289109998Smarkm ASN1_ITEM_end(tname) 290109998Smarkm 291109998Smarkm/* This helps with the template wrapper form of ASN1_ITEM */ 292109998Smarkm 293109998Smarkm#define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \ 294109998Smarkm (flags), (tag), 0,\ 295109998Smarkm #name, ASN1_ITEM_ref(type) } 296109998Smarkm 297109998Smarkm/* These help with SEQUENCE or CHOICE components */ 298109998Smarkm 299109998Smarkm/* used to declare other types */ 300109998Smarkm 301109998Smarkm#define ASN1_EX_TYPE(flags, tag, stname, field, type) { \ 302109998Smarkm (flags), (tag), offsetof(stname, field),\ 303109998Smarkm #field, ASN1_ITEM_ref(type) } 304109998Smarkm 305109998Smarkm/* used when the structure is combined with the parent */ 306109998Smarkm 307109998Smarkm#define ASN1_EX_COMBINE(flags, tag, type) { \ 308109998Smarkm (flags)|ASN1_TFLG_COMBINE, (tag), 0, NULL, ASN1_ITEM_ref(type) } 309109998Smarkm 310109998Smarkm/* implicit and explicit helper macros */ 311109998Smarkm 312109998Smarkm#define ASN1_IMP_EX(stname, field, type, tag, ex) \ 313109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type) 314109998Smarkm 315109998Smarkm#define ASN1_EXP_EX(stname, field, type, tag, ex) \ 316109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type) 317109998Smarkm 318109998Smarkm/* Any defined by macros: the field used is in the table itself */ 319109998Smarkm 320109998Smarkm#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION 321109998Smarkm#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) } 322109998Smarkm#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) } 323109998Smarkm#else 324109998Smarkm#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb } 325109998Smarkm#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb } 326109998Smarkm#endif 327109998Smarkm/* Plain simple type */ 328109998Smarkm#define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type) 329109998Smarkm 330109998Smarkm/* OPTIONAL simple type */ 331109998Smarkm#define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type) 332109998Smarkm 333109998Smarkm/* IMPLICIT tagged simple type */ 334109998Smarkm#define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0) 335109998Smarkm 336109998Smarkm/* IMPLICIT tagged OPTIONAL simple type */ 337109998Smarkm#define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL) 338109998Smarkm 339109998Smarkm/* Same as above but EXPLICIT */ 340109998Smarkm 341109998Smarkm#define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0) 342109998Smarkm#define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL) 343109998Smarkm 344109998Smarkm/* SEQUENCE OF type */ 345109998Smarkm#define ASN1_SEQUENCE_OF(stname, field, type) \ 346109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type) 347109998Smarkm 348109998Smarkm/* OPTIONAL SEQUENCE OF */ 349109998Smarkm#define ASN1_SEQUENCE_OF_OPT(stname, field, type) \ 350109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type) 351109998Smarkm 352109998Smarkm/* Same as above but for SET OF */ 353109998Smarkm 354109998Smarkm#define ASN1_SET_OF(stname, field, type) \ 355109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type) 356109998Smarkm 357109998Smarkm#define ASN1_SET_OF_OPT(stname, field, type) \ 358109998Smarkm ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type) 359109998Smarkm 360109998Smarkm/* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */ 361109998Smarkm 362109998Smarkm#define ASN1_IMP_SET_OF(stname, field, type, tag) \ 363109998Smarkm ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF) 364109998Smarkm 365109998Smarkm#define ASN1_EXP_SET_OF(stname, field, type, tag) \ 366109998Smarkm ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF) 367109998Smarkm 368109998Smarkm#define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \ 369109998Smarkm ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL) 370109998Smarkm 371109998Smarkm#define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \ 372109998Smarkm ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL) 373109998Smarkm 374109998Smarkm#define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \ 375109998Smarkm ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF) 376109998Smarkm 377109998Smarkm#define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \ 378109998Smarkm ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL) 379109998Smarkm 380109998Smarkm#define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \ 381109998Smarkm ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF) 382109998Smarkm 383109998Smarkm#define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \ 384109998Smarkm ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL) 385109998Smarkm 386194206Ssimon/* EXPLICIT using indefinite length constructed form */ 387194206Ssimon#define ASN1_NDEF_EXP(stname, field, type, tag) \ 388194206Ssimon ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF) 389194206Ssimon 390160814Ssimon/* EXPLICIT OPTIONAL using indefinite length constructed form */ 391160814Ssimon#define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \ 392160814Ssimon ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF) 393160814Ssimon 394109998Smarkm/* Macros for the ASN1_ADB structure */ 395109998Smarkm 396109998Smarkm#define ASN1_ADB(name) \ 397160814Ssimon static const ASN1_ADB_TABLE name##_adbtbl[] 398109998Smarkm 399109998Smarkm#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION 400109998Smarkm 401109998Smarkm#define ASN1_ADB_END(name, flags, field, app_table, def, none) \ 402109998Smarkm ;\ 403160814Ssimon static const ASN1_ADB name##_adb = {\ 404109998Smarkm flags,\ 405109998Smarkm offsetof(name, field),\ 406109998Smarkm app_table,\ 407109998Smarkm name##_adbtbl,\ 408109998Smarkm sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\ 409109998Smarkm def,\ 410109998Smarkm none\ 411109998Smarkm } 412109998Smarkm 413109998Smarkm#else 414109998Smarkm 415109998Smarkm#define ASN1_ADB_END(name, flags, field, app_table, def, none) \ 416109998Smarkm ;\ 417160814Ssimon static const ASN1_ITEM *name##_adb(void) \ 418109998Smarkm { \ 419160814Ssimon static const ASN1_ADB internal_adb = \ 420109998Smarkm {\ 421109998Smarkm flags,\ 422109998Smarkm offsetof(name, field),\ 423109998Smarkm app_table,\ 424109998Smarkm name##_adbtbl,\ 425109998Smarkm sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\ 426109998Smarkm def,\ 427109998Smarkm none\ 428109998Smarkm }; \ 429109998Smarkm return (const ASN1_ITEM *) &internal_adb; \ 430109998Smarkm } \ 431109998Smarkm void dummy_function(void) 432109998Smarkm 433109998Smarkm#endif 434109998Smarkm 435109998Smarkm#define ADB_ENTRY(val, template) {val, template} 436109998Smarkm 437109998Smarkm#define ASN1_ADB_TEMPLATE(name) \ 438160814Ssimon static const ASN1_TEMPLATE name##_tt 439109998Smarkm 440109998Smarkm/* This is the ASN1 template structure that defines 441109998Smarkm * a wrapper round the actual type. It determines the 442109998Smarkm * actual position of the field in the value structure, 443109998Smarkm * various flags such as OPTIONAL and the field name. 444109998Smarkm */ 445109998Smarkm 446109998Smarkmstruct ASN1_TEMPLATE_st { 447109998Smarkmunsigned long flags; /* Various flags */ 448109998Smarkmlong tag; /* tag, not used if no tagging */ 449109998Smarkmunsigned long offset; /* Offset of this field in structure */ 450109998Smarkm#ifndef NO_ASN1_FIELD_NAMES 451160814Ssimonconst char *field_name; /* Field name */ 452109998Smarkm#endif 453109998SmarkmASN1_ITEM_EXP *item; /* Relevant ASN1_ITEM or ASN1_ADB */ 454109998Smarkm}; 455109998Smarkm 456109998Smarkm/* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */ 457109998Smarkm 458109998Smarkm#define ASN1_TEMPLATE_item(t) (t->item_ptr) 459109998Smarkm#define ASN1_TEMPLATE_adb(t) (t->item_ptr) 460109998Smarkm 461109998Smarkmtypedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE; 462109998Smarkmtypedef struct ASN1_ADB_st ASN1_ADB; 463109998Smarkm 464109998Smarkmstruct ASN1_ADB_st { 465109998Smarkm unsigned long flags; /* Various flags */ 466109998Smarkm unsigned long offset; /* Offset of selector field */ 467109998Smarkm STACK_OF(ASN1_ADB_TABLE) **app_items; /* Application defined items */ 468109998Smarkm const ASN1_ADB_TABLE *tbl; /* Table of possible types */ 469109998Smarkm long tblcount; /* Number of entries in tbl */ 470109998Smarkm const ASN1_TEMPLATE *default_tt; /* Type to use if no match */ 471109998Smarkm const ASN1_TEMPLATE *null_tt; /* Type to use if selector is NULL */ 472109998Smarkm}; 473109998Smarkm 474109998Smarkmstruct ASN1_ADB_TABLE_st { 475109998Smarkm long value; /* NID for an object or value for an int */ 476109998Smarkm const ASN1_TEMPLATE tt; /* item for this value */ 477109998Smarkm}; 478109998Smarkm 479109998Smarkm/* template flags */ 480109998Smarkm 481109998Smarkm/* Field is optional */ 482109998Smarkm#define ASN1_TFLG_OPTIONAL (0x1) 483109998Smarkm 484109998Smarkm/* Field is a SET OF */ 485109998Smarkm#define ASN1_TFLG_SET_OF (0x1 << 1) 486109998Smarkm 487109998Smarkm/* Field is a SEQUENCE OF */ 488109998Smarkm#define ASN1_TFLG_SEQUENCE_OF (0x2 << 1) 489109998Smarkm 490109998Smarkm/* Special case: this refers to a SET OF that 491109998Smarkm * will be sorted into DER order when encoded *and* 492109998Smarkm * the corresponding STACK will be modified to match 493109998Smarkm * the new order. 494109998Smarkm */ 495109998Smarkm#define ASN1_TFLG_SET_ORDER (0x3 << 1) 496109998Smarkm 497109998Smarkm/* Mask for SET OF or SEQUENCE OF */ 498109998Smarkm#define ASN1_TFLG_SK_MASK (0x3 << 1) 499109998Smarkm 500109998Smarkm/* These flags mean the tag should be taken from the 501109998Smarkm * tag field. If EXPLICIT then the underlying type 502109998Smarkm * is used for the inner tag. 503109998Smarkm */ 504109998Smarkm 505109998Smarkm/* IMPLICIT tagging */ 506109998Smarkm#define ASN1_TFLG_IMPTAG (0x1 << 3) 507109998Smarkm 508109998Smarkm 509109998Smarkm/* EXPLICIT tagging, inner tag from underlying type */ 510109998Smarkm#define ASN1_TFLG_EXPTAG (0x2 << 3) 511109998Smarkm 512109998Smarkm#define ASN1_TFLG_TAG_MASK (0x3 << 3) 513109998Smarkm 514109998Smarkm/* context specific IMPLICIT */ 515109998Smarkm#define ASN1_TFLG_IMPLICIT ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT 516109998Smarkm 517109998Smarkm/* context specific EXPLICIT */ 518109998Smarkm#define ASN1_TFLG_EXPLICIT ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT 519109998Smarkm 520109998Smarkm/* If tagging is in force these determine the 521109998Smarkm * type of tag to use. Otherwise the tag is 522109998Smarkm * determined by the underlying type. These 523109998Smarkm * values reflect the actual octet format. 524109998Smarkm */ 525109998Smarkm 526109998Smarkm/* Universal tag */ 527109998Smarkm#define ASN1_TFLG_UNIVERSAL (0x0<<6) 528109998Smarkm/* Application tag */ 529109998Smarkm#define ASN1_TFLG_APPLICATION (0x1<<6) 530109998Smarkm/* Context specific tag */ 531109998Smarkm#define ASN1_TFLG_CONTEXT (0x2<<6) 532109998Smarkm/* Private tag */ 533109998Smarkm#define ASN1_TFLG_PRIVATE (0x3<<6) 534109998Smarkm 535109998Smarkm#define ASN1_TFLG_TAG_CLASS (0x3<<6) 536109998Smarkm 537109998Smarkm/* These are for ANY DEFINED BY type. In this case 538109998Smarkm * the 'item' field points to an ASN1_ADB structure 539109998Smarkm * which contains a table of values to decode the 540109998Smarkm * relevant type 541109998Smarkm */ 542109998Smarkm 543109998Smarkm#define ASN1_TFLG_ADB_MASK (0x3<<8) 544109998Smarkm 545109998Smarkm#define ASN1_TFLG_ADB_OID (0x1<<8) 546109998Smarkm 547109998Smarkm#define ASN1_TFLG_ADB_INT (0x1<<9) 548109998Smarkm 549109998Smarkm/* This flag means a parent structure is passed 550109998Smarkm * instead of the field: this is useful is a 551109998Smarkm * SEQUENCE is being combined with a CHOICE for 552109998Smarkm * example. Since this means the structure and 553109998Smarkm * item name will differ we need to use the 554109998Smarkm * ASN1_CHOICE_END_name() macro for example. 555109998Smarkm */ 556109998Smarkm 557109998Smarkm#define ASN1_TFLG_COMBINE (0x1<<10) 558109998Smarkm 559160814Ssimon/* This flag when present in a SEQUENCE OF, SET OF 560160814Ssimon * or EXPLICIT causes indefinite length constructed 561160814Ssimon * encoding to be used if required. 562160814Ssimon */ 563160814Ssimon 564160814Ssimon#define ASN1_TFLG_NDEF (0x1<<11) 565160814Ssimon 566109998Smarkm/* This is the actual ASN1 item itself */ 567109998Smarkm 568109998Smarkmstruct ASN1_ITEM_st { 569109998Smarkmchar itype; /* The item type, primitive, SEQUENCE, CHOICE or extern */ 570109998Smarkmlong utype; /* underlying type */ 571109998Smarkmconst ASN1_TEMPLATE *templates; /* If SEQUENCE or CHOICE this contains the contents */ 572109998Smarkmlong tcount; /* Number of templates if SEQUENCE or CHOICE */ 573109998Smarkmconst void *funcs; /* functions that handle this type */ 574109998Smarkmlong size; /* Structure size (usually)*/ 575109998Smarkm#ifndef NO_ASN1_FIELD_NAMES 576109998Smarkmconst char *sname; /* Structure name */ 577109998Smarkm#endif 578109998Smarkm}; 579109998Smarkm 580109998Smarkm/* These are values for the itype field and 581109998Smarkm * determine how the type is interpreted. 582109998Smarkm * 583109998Smarkm * For PRIMITIVE types the underlying type 584109998Smarkm * determines the behaviour if items is NULL. 585109998Smarkm * 586109998Smarkm * Otherwise templates must contain a single 587109998Smarkm * template and the type is treated in the 588109998Smarkm * same way as the type specified in the template. 589109998Smarkm * 590109998Smarkm * For SEQUENCE types the templates field points 591109998Smarkm * to the members, the size field is the 592109998Smarkm * structure size. 593109998Smarkm * 594109998Smarkm * For CHOICE types the templates field points 595109998Smarkm * to each possible member (typically a union) 596109998Smarkm * and the 'size' field is the offset of the 597109998Smarkm * selector. 598109998Smarkm * 599109998Smarkm * The 'funcs' field is used for application 600109998Smarkm * specific functions. 601109998Smarkm * 602109998Smarkm * For COMPAT types the funcs field gives a 603109998Smarkm * set of functions that handle this type, this 604109998Smarkm * supports the old d2i, i2d convention. 605109998Smarkm * 606109998Smarkm * The EXTERN type uses a new style d2i/i2d. 607109998Smarkm * The new style should be used where possible 608109998Smarkm * because it avoids things like the d2i IMPLICIT 609109998Smarkm * hack. 610109998Smarkm * 611109998Smarkm * MSTRING is a multiple string type, it is used 612109998Smarkm * for a CHOICE of character strings where the 613109998Smarkm * actual strings all occupy an ASN1_STRING 614109998Smarkm * structure. In this case the 'utype' field 615109998Smarkm * has a special meaning, it is used as a mask 616109998Smarkm * of acceptable types using the B_ASN1 constants. 617109998Smarkm * 618160814Ssimon * NDEF_SEQUENCE is the same as SEQUENCE except 619160814Ssimon * that it will use indefinite length constructed 620160814Ssimon * encoding if requested. 621160814Ssimon * 622109998Smarkm */ 623109998Smarkm 624160814Ssimon#define ASN1_ITYPE_PRIMITIVE 0x0 625109998Smarkm 626160814Ssimon#define ASN1_ITYPE_SEQUENCE 0x1 627109998Smarkm 628160814Ssimon#define ASN1_ITYPE_CHOICE 0x2 629109998Smarkm 630160814Ssimon#define ASN1_ITYPE_COMPAT 0x3 631109998Smarkm 632160814Ssimon#define ASN1_ITYPE_EXTERN 0x4 633109998Smarkm 634160814Ssimon#define ASN1_ITYPE_MSTRING 0x5 635109998Smarkm 636160814Ssimon#define ASN1_ITYPE_NDEF_SEQUENCE 0x6 637160814Ssimon 638109998Smarkm/* Cache for ASN1 tag and length, so we 639109998Smarkm * don't keep re-reading it for things 640109998Smarkm * like CHOICE 641109998Smarkm */ 642109998Smarkm 643109998Smarkmstruct ASN1_TLC_st{ 644109998Smarkm char valid; /* Values below are valid */ 645109998Smarkm int ret; /* return value */ 646109998Smarkm long plen; /* length */ 647109998Smarkm int ptag; /* class value */ 648109998Smarkm int pclass; /* class value */ 649109998Smarkm int hdrlen; /* header length */ 650109998Smarkm}; 651109998Smarkm 652109998Smarkm/* Typedefs for ASN1 function pointers */ 653109998Smarkm 654109998Smarkmtypedef ASN1_VALUE * ASN1_new_func(void); 655109998Smarkmtypedef void ASN1_free_func(ASN1_VALUE *a); 656160814Ssimontypedef ASN1_VALUE * ASN1_d2i_func(ASN1_VALUE **a, const unsigned char ** in, long length); 657109998Smarkmtypedef int ASN1_i2d_func(ASN1_VALUE * a, unsigned char **in); 658109998Smarkm 659160814Ssimontypedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it, 660109998Smarkm int tag, int aclass, char opt, ASN1_TLC *ctx); 661109998Smarkm 662109998Smarkmtypedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass); 663109998Smarkmtypedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it); 664109998Smarkmtypedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it); 665109998Smarkm 666238405Sjkimtypedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval, 667238405Sjkim int indent, const char *fname, 668238405Sjkim const ASN1_PCTX *pctx); 669238405Sjkim 670109998Smarkmtypedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it); 671160814Ssimontypedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it); 672238405Sjkimtypedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it, int indent, const ASN1_PCTX *pctx); 673109998Smarkm 674109998Smarkmtypedef struct ASN1_COMPAT_FUNCS_st { 675109998Smarkm ASN1_new_func *asn1_new; 676109998Smarkm ASN1_free_func *asn1_free; 677109998Smarkm ASN1_d2i_func *asn1_d2i; 678109998Smarkm ASN1_i2d_func *asn1_i2d; 679109998Smarkm} ASN1_COMPAT_FUNCS; 680109998Smarkm 681109998Smarkmtypedef struct ASN1_EXTERN_FUNCS_st { 682109998Smarkm void *app_data; 683109998Smarkm ASN1_ex_new_func *asn1_ex_new; 684109998Smarkm ASN1_ex_free_func *asn1_ex_free; 685109998Smarkm ASN1_ex_free_func *asn1_ex_clear; 686109998Smarkm ASN1_ex_d2i *asn1_ex_d2i; 687109998Smarkm ASN1_ex_i2d *asn1_ex_i2d; 688238405Sjkim ASN1_ex_print_func *asn1_ex_print; 689109998Smarkm} ASN1_EXTERN_FUNCS; 690109998Smarkm 691109998Smarkmtypedef struct ASN1_PRIMITIVE_FUNCS_st { 692109998Smarkm void *app_data; 693109998Smarkm unsigned long flags; 694109998Smarkm ASN1_ex_new_func *prim_new; 695109998Smarkm ASN1_ex_free_func *prim_free; 696109998Smarkm ASN1_ex_free_func *prim_clear; 697109998Smarkm ASN1_primitive_c2i *prim_c2i; 698109998Smarkm ASN1_primitive_i2c *prim_i2c; 699238405Sjkim ASN1_primitive_print *prim_print; 700109998Smarkm} ASN1_PRIMITIVE_FUNCS; 701109998Smarkm 702109998Smarkm/* This is the ASN1_AUX structure: it handles various 703109998Smarkm * miscellaneous requirements. For example the use of 704109998Smarkm * reference counts and an informational callback. 705109998Smarkm * 706109998Smarkm * The "informational callback" is called at various 707109998Smarkm * points during the ASN1 encoding and decoding. It can 708109998Smarkm * be used to provide minor customisation of the structures 709109998Smarkm * used. This is most useful where the supplied routines 710109998Smarkm * *almost* do the right thing but need some extra help 711109998Smarkm * at a few points. If the callback returns zero then 712109998Smarkm * it is assumed a fatal error has occurred and the 713109998Smarkm * main operation should be abandoned. 714109998Smarkm * 715109998Smarkm * If major changes in the default behaviour are required 716109998Smarkm * then an external type is more appropriate. 717109998Smarkm */ 718109998Smarkm 719238405Sjkimtypedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it, 720238405Sjkim void *exarg); 721109998Smarkm 722109998Smarkmtypedef struct ASN1_AUX_st { 723109998Smarkm void *app_data; 724109998Smarkm int flags; 725109998Smarkm int ref_offset; /* Offset of reference value */ 726109998Smarkm int ref_lock; /* Lock type to use */ 727109998Smarkm ASN1_aux_cb *asn1_cb; 728109998Smarkm int enc_offset; /* Offset of ASN1_ENCODING structure */ 729109998Smarkm} ASN1_AUX; 730109998Smarkm 731238405Sjkim/* For print related callbacks exarg points to this structure */ 732238405Sjkimtypedef struct ASN1_PRINT_ARG_st { 733238405Sjkim BIO *out; 734238405Sjkim int indent; 735238405Sjkim const ASN1_PCTX *pctx; 736238405Sjkim} ASN1_PRINT_ARG; 737238405Sjkim 738238405Sjkim/* For streaming related callbacks exarg points to this structure */ 739238405Sjkimtypedef struct ASN1_STREAM_ARG_st { 740238405Sjkim /* BIO to stream through */ 741238405Sjkim BIO *out; 742238405Sjkim /* BIO with filters appended */ 743238405Sjkim BIO *ndef_bio; 744238405Sjkim /* Streaming I/O boundary */ 745238405Sjkim unsigned char **boundary; 746238405Sjkim} ASN1_STREAM_ARG; 747238405Sjkim 748109998Smarkm/* Flags in ASN1_AUX */ 749109998Smarkm 750109998Smarkm/* Use a reference count */ 751109998Smarkm#define ASN1_AFLG_REFCOUNT 1 752109998Smarkm/* Save the encoding of structure (useful for signatures) */ 753109998Smarkm#define ASN1_AFLG_ENCODING 2 754109998Smarkm/* The Sequence length is invalid */ 755109998Smarkm#define ASN1_AFLG_BROKEN 4 756109998Smarkm 757109998Smarkm/* operation values for asn1_cb */ 758109998Smarkm 759109998Smarkm#define ASN1_OP_NEW_PRE 0 760109998Smarkm#define ASN1_OP_NEW_POST 1 761109998Smarkm#define ASN1_OP_FREE_PRE 2 762109998Smarkm#define ASN1_OP_FREE_POST 3 763109998Smarkm#define ASN1_OP_D2I_PRE 4 764109998Smarkm#define ASN1_OP_D2I_POST 5 765109998Smarkm#define ASN1_OP_I2D_PRE 6 766109998Smarkm#define ASN1_OP_I2D_POST 7 767238405Sjkim#define ASN1_OP_PRINT_PRE 8 768238405Sjkim#define ASN1_OP_PRINT_POST 9 769238405Sjkim#define ASN1_OP_STREAM_PRE 10 770238405Sjkim#define ASN1_OP_STREAM_POST 11 771238405Sjkim#define ASN1_OP_DETACHED_PRE 12 772238405Sjkim#define ASN1_OP_DETACHED_POST 13 773109998Smarkm 774109998Smarkm/* Macro to implement a primitive type */ 775109998Smarkm#define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0) 776109998Smarkm#define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \ 777109998Smarkm ASN1_ITEM_start(itname) \ 778109998Smarkm ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \ 779109998Smarkm ASN1_ITEM_end(itname) 780109998Smarkm 781109998Smarkm/* Macro to implement a multi string type */ 782109998Smarkm#define IMPLEMENT_ASN1_MSTRING(itname, mask) \ 783109998Smarkm ASN1_ITEM_start(itname) \ 784109998Smarkm ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \ 785109998Smarkm ASN1_ITEM_end(itname) 786109998Smarkm 787109998Smarkm/* Macro to implement an ASN1_ITEM in terms of old style funcs */ 788109998Smarkm 789109998Smarkm#define IMPLEMENT_COMPAT_ASN1(sname) IMPLEMENT_COMPAT_ASN1_type(sname, V_ASN1_SEQUENCE) 790109998Smarkm 791109998Smarkm#define IMPLEMENT_COMPAT_ASN1_type(sname, tag) \ 792109998Smarkm static const ASN1_COMPAT_FUNCS sname##_ff = { \ 793109998Smarkm (ASN1_new_func *)sname##_new, \ 794109998Smarkm (ASN1_free_func *)sname##_free, \ 795109998Smarkm (ASN1_d2i_func *)d2i_##sname, \ 796109998Smarkm (ASN1_i2d_func *)i2d_##sname, \ 797109998Smarkm }; \ 798109998Smarkm ASN1_ITEM_start(sname) \ 799109998Smarkm ASN1_ITYPE_COMPAT, \ 800109998Smarkm tag, \ 801109998Smarkm NULL, \ 802109998Smarkm 0, \ 803109998Smarkm &sname##_ff, \ 804109998Smarkm 0, \ 805109998Smarkm #sname \ 806109998Smarkm ASN1_ITEM_end(sname) 807109998Smarkm 808109998Smarkm#define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \ 809109998Smarkm ASN1_ITEM_start(sname) \ 810109998Smarkm ASN1_ITYPE_EXTERN, \ 811109998Smarkm tag, \ 812109998Smarkm NULL, \ 813109998Smarkm 0, \ 814109998Smarkm &fptrs, \ 815109998Smarkm 0, \ 816109998Smarkm #sname \ 817109998Smarkm ASN1_ITEM_end(sname) 818109998Smarkm 819109998Smarkm/* Macro to implement standard functions in terms of ASN1_ITEM structures */ 820109998Smarkm 821109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname) 822109998Smarkm 823109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname) 824109998Smarkm 825109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \ 826109998Smarkm IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname) 827109998Smarkm 828238405Sjkim#define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \ 829238405Sjkim IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname) 830238405Sjkim 831160814Ssimon#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \ 832160814Ssimon IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname) 833160814Ssimon 834238405Sjkim#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \ 835238405Sjkim pre stname *fname##_new(void) \ 836238405Sjkim { \ 837238405Sjkim return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \ 838238405Sjkim } \ 839238405Sjkim pre void fname##_free(stname *a) \ 840238405Sjkim { \ 841238405Sjkim ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \ 842238405Sjkim } 843238405Sjkim 844109998Smarkm#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \ 845109998Smarkm stname *fname##_new(void) \ 846109998Smarkm { \ 847109998Smarkm return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \ 848109998Smarkm } \ 849109998Smarkm void fname##_free(stname *a) \ 850109998Smarkm { \ 851109998Smarkm ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \ 852109998Smarkm } 853109998Smarkm 854109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \ 855109998Smarkm IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \ 856109998Smarkm IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) 857109998Smarkm 858109998Smarkm#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \ 859160814Ssimon stname *d2i_##fname(stname **a, const unsigned char **in, long len) \ 860109998Smarkm { \ 861109998Smarkm return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\ 862109998Smarkm } \ 863109998Smarkm int i2d_##fname(stname *a, unsigned char **out) \ 864109998Smarkm { \ 865109998Smarkm return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\ 866109998Smarkm } 867109998Smarkm 868160814Ssimon#define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \ 869160814Ssimon int i2d_##stname##_NDEF(stname *a, unsigned char **out) \ 870160814Ssimon { \ 871160814Ssimon return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\ 872160814Ssimon } 873160814Ssimon 874109998Smarkm/* This includes evil casts to remove const: they will go away when full 875109998Smarkm * ASN1 constification is done. 876109998Smarkm */ 877109998Smarkm#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \ 878109998Smarkm stname *d2i_##fname(stname **a, const unsigned char **in, long len) \ 879109998Smarkm { \ 880160814Ssimon return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\ 881109998Smarkm } \ 882109998Smarkm int i2d_##fname(const stname *a, unsigned char **out) \ 883109998Smarkm { \ 884109998Smarkm return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\ 885109998Smarkm } 886109998Smarkm 887109998Smarkm#define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \ 888109998Smarkm stname * stname##_dup(stname *x) \ 889109998Smarkm { \ 890109998Smarkm return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \ 891109998Smarkm } 892109998Smarkm 893238405Sjkim#define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \ 894238405Sjkim IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname) 895238405Sjkim 896238405Sjkim#define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \ 897238405Sjkim int fname##_print_ctx(BIO *out, stname *x, int indent, \ 898238405Sjkim const ASN1_PCTX *pctx) \ 899238405Sjkim { \ 900238405Sjkim return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \ 901238405Sjkim ASN1_ITEM_rptr(itname), pctx); \ 902238405Sjkim } 903238405Sjkim 904109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS_const(name) \ 905109998Smarkm IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name) 906109998Smarkm 907109998Smarkm#define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \ 908109998Smarkm IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \ 909109998Smarkm IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) 910109998Smarkm 911109998Smarkm/* external definitions for primitive types */ 912109998Smarkm 913109998SmarkmDECLARE_ASN1_ITEM(ASN1_BOOLEAN) 914109998SmarkmDECLARE_ASN1_ITEM(ASN1_TBOOLEAN) 915109998SmarkmDECLARE_ASN1_ITEM(ASN1_FBOOLEAN) 916109998SmarkmDECLARE_ASN1_ITEM(ASN1_SEQUENCE) 917109998SmarkmDECLARE_ASN1_ITEM(CBIGNUM) 918109998SmarkmDECLARE_ASN1_ITEM(BIGNUM) 919109998SmarkmDECLARE_ASN1_ITEM(LONG) 920109998SmarkmDECLARE_ASN1_ITEM(ZLONG) 921109998Smarkm 922109998SmarkmDECLARE_STACK_OF(ASN1_VALUE) 923109998Smarkm 924109998Smarkm/* Functions used internally by the ASN1 code */ 925109998Smarkm 926109998Smarkmint ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it); 927109998Smarkmvoid ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it); 928109998Smarkmint ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); 929109998Smarkmint ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it); 930109998Smarkm 931109998Smarkmvoid ASN1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); 932160814Ssimonint ASN1_template_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_TEMPLATE *tt); 933160814Ssimonint ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it, 934109998Smarkm int tag, int aclass, char opt, ASN1_TLC *ctx); 935109998Smarkm 936109998Smarkmint ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass); 937109998Smarkmint ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_TEMPLATE *tt); 938109998Smarkmvoid ASN1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it); 939109998Smarkm 940109998Smarkmint asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it); 941160814Ssimonint asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it); 942109998Smarkm 943109998Smarkmint asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it); 944109998Smarkmint asn1_set_choice_selector(ASN1_VALUE **pval, int value, const ASN1_ITEM *it); 945109998Smarkm 946109998SmarkmASN1_VALUE ** asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt); 947109998Smarkm 948109998Smarkmconst ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt, int nullerr); 949109998Smarkm 950109998Smarkmint asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it); 951109998Smarkm 952109998Smarkmvoid asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it); 953109998Smarkmvoid asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it); 954109998Smarkmint asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval, const ASN1_ITEM *it); 955160814Ssimonint asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen, const ASN1_ITEM *it); 956109998Smarkm 957109998Smarkm#ifdef __cplusplus 958109998Smarkm} 959109998Smarkm#endif 960109998Smarkm#endif 961