crypto/asn1/asn1_mac.h

   1 /* crypto/asn1/asn1_mac.h */
   2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   3  * All rights reserved.
   4  *
   5  * This package is an SSL implementation written
   6  * by Eric Young (eay@cryptsoft.com).
   7  * The implementation was written so as to conform with Netscapes SSL.
   8  *
   9  * This library is free for commercial and non-commercial use as long as
  10  * the following conditions are aheared to.  The following conditions
  11  * apply to all code found in this distribution, be it the RC4, RSA,
  12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  13  * included with this distribution is covered by the same copyright terms
  14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15  *
  16  * Copyright remains Eric Young's, and as such any Copyright notices in
  17  * the code are not to be removed.
  18  * If this package is used in a product, Eric Young should be given attribution
  19  * as the author of the parts of the library used.
  20  * This can be in the form of a textual message at program startup or
  21  * in documentation (online or textual) provided with the package.
  22  *
  23  * Redistribution and use in source and binary forms, with or without
  24  * modification, are permitted provided that the following conditions
  25  * are met:
  26  * 1. Redistributions of source code must retain the copyright
  27  *    notice, this list of conditions and the following disclaimer.
  28  * 2. Redistributions in binary form must reproduce the above copyright
  29  *    notice, this list of conditions and the following disclaimer in the
  30  *    documentation and/or other materials provided with the distribution.
  31  * 3. All advertising materials mentioning features or use of this software
  32  *    must display the following acknowledgement:
  33  *    "This product includes cryptographic software written by
  34  *     Eric Young (eay@cryptsoft.com)"
  35  *    The word 'cryptographic' can be left out if the rouines from the library
  36  *    being used are not cryptographic related :-).
  37  * 4. If you include any Windows specific code (or a derivative thereof) from
  38  *    the apps directory (application code) you must include an acknowledgement:
  39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40  *
  41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51  * SUCH DAMAGE.
  52  *
  53  * The licence and distribution terms for any publically available version or
  54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  55  * copied and put under another distribution licence
  56  * [including the GNU Public Licence.]
  57  */
  58
  59 #ifndef HEADER_ASN1_MAC_H
  60 #define HEADER_ASN1_MAC_H
  61
  62 #ifdef  __cplusplus
  63 extern "C" {
  64 #endif
  65
  66 #include <openssl/asn1.h>
  67 #include <openssl/x509.h>
  68 #include <openssl/pkcs7.h>
  69
  70 #ifndef ASN1_MAC_ERR_LIB
  71 #define ASN1_MAC_ERR_LIB        ERR_LIB_ASN1
  72 #endif
  73
  74 #define ASN1_MAC_H_err(f,r,line) \
  75         ERR_PUT_error(ASN1_MAC_ERR_LIB,(f),(r),ERR_file_name,(line))
  76
  77 #define M_ASN1_D2I_vars(a,type,func) \
  78         ASN1_CTX c; \
  79         type ret=NULL; \
  80         \
  81         c.pp=pp; \
  82         c.q= *pp; \
  83         c.error=ERR_R_NESTED_ASN1_ERROR; \
  84         if ((a == NULL) || ((*a) == NULL)) \
  85                 { if ((ret=(type)func()) == NULL) \
  86                         { c.line=__LINE__; goto err; } } \
  87         else    ret=(*a);
  88
  89 #define M_ASN1_D2I_Init() \
  90         c.p= *pp; \
  91         c.max=(length == 0)?0:(c.p+length);
  92
  93 #define M_ASN1_D2I_Finish_2(a) \
  94         if (!asn1_Finish(&c)) \
  95                 { c.line=__LINE__; goto err; } \
  96         *pp=c.p; \
  97         if (a != NULL) (*a)=ret; \
  98         return(ret);
  99
 100 #define M_ASN1_D2I_Finish(a,func,e) \
 101         M_ASN1_D2I_Finish_2(a); \
 102 err:\
 103         ASN1_MAC_H_err((e),c.error,c.line); \
 104         asn1_add_error(*pp,(int)(c.q- *pp)); \
 105         if ((ret != NULL) && ((a == NULL) || (*a != ret))) func(ret); \
 106         return(NULL)
 107
 108 #define M_ASN1_D2I_start_sequence() \
 109         if (!asn1_GetSequence(&c,&length)) \
 110                 { c.line=__LINE__; goto err; }
 111
 112 #define M_ASN1_D2I_end_sequence() \
 113         (((c.inf&1) == 0)?(c.slen <= 0): \
 114                 (c.eos=ASN1_check_infinite_end(&c.p,c.slen)))
 115
 116 /* Don't use this with d2i_ASN1_BOOLEAN() */
 117 #define M_ASN1_D2I_get(b,func) \
 118         c.q=c.p; \
 119         if (func(&(b),&c.p,c.slen) == NULL) \
 120                 {c.line=__LINE__; goto err; } \
 121         c.slen-=(c.p-c.q);
 122
 123 /* use this instead () */
 124 #define M_ASN1_D2I_get_int(b,func) \
 125         c.q=c.p; \
 126         if (func(&(b),&c.p,c.slen) < 0) \
 127                 {c.line=__LINE__; goto err; } \
 128         c.slen-=(c.p-c.q);
 129
 130 #define M_ASN1_D2I_get_opt(b,func,type) \
 131         if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) \
 132                 == (V_ASN1_UNIVERSAL|(type)))) \
 133                 { \
 134                 M_ASN1_D2I_get(b,func); \
 135                 }
 136
 137 #define M_ASN1_D2I_get_imp(b,func, type) \
 138         M_ASN1_next=(_tmp& V_ASN1_CONSTRUCTED)|type; \
 139         c.q=c.p; \
 140         if (func(&(b),&c.p,c.slen) == NULL) \
 141                 {c.line=__LINE__; M_ASN1_next_prev = _tmp; goto err; } \
 142         c.slen-=(c.p-c.q);\
 143         M_ASN1_next_prev=_tmp;
 144
 145 #define M_ASN1_D2I_get_IMP_opt(b,func,tag,type) \
 146         if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) == \
 147                 (V_ASN1_CONTEXT_SPECIFIC|(tag)))) \
 148                 { \
 149                 unsigned char _tmp = M_ASN1_next; \
 150                 M_ASN1_D2I_get_imp(b,func, type);\
 151                 }
 152
 153 #define M_ASN1_D2I_get_set(r,func,free_func) \
 154                 M_ASN1_D2I_get_imp_set(r,func,free_func, \
 155                         V_ASN1_SET,V_ASN1_UNIVERSAL);
 156
 157 #define M_ASN1_D2I_get_set_opt(r,func,free_func) \
 158         if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
 159                 V_ASN1_CONSTRUCTED|V_ASN1_SET)))\
 160                 { M_ASN1_D2I_get_set(r,func,free_func); }
 161
 162 #define M_ASN1_I2D_len_SET_opt(a,f) \
 163         if ((a != NULL) && (sk_num(a) != 0)) \
 164                 M_ASN1_I2D_len_SET(a,f);
 165
 166 #define M_ASN1_I2D_put_SET_opt(a,f) \
 167         if ((a != NULL) && (sk_num(a) != 0)) \
 168                 M_ASN1_I2D_put_SET(a,f);
 169
 170 #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
 171         if ((a != NULL) && (sk_num(a) != 0)) \
 172                 M_ASN1_I2D_put_SEQUENCE(a,f);
 173
 174 #define M_ASN1_D2I_get_IMP_set_opt(b,func,free_func,tag) \
 175         if ((c.slen != 0) && \
 176                 (M_ASN1_next == \
 177                 (V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
 178                 { \
 179                 M_ASN1_D2I_get_imp_set(b,func,free_func,\
 180                         tag,V_ASN1_CONTEXT_SPECIFIC); \
 181                 }
 182
 183 #define M_ASN1_D2I_get_IMP_set_opt_type(type,b,func,free_func,tag) \
 184         if ((c.slen != 0) && \
 185                 (M_ASN1_next == \
 186                 (V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
 187                 { \
 188                 M_ASN1_D2I_get_imp_set_type(type,b,func,free_func,\
 189                         tag,V_ASN1_CONTEXT_SPECIFIC); \
 190                 }
 191
 192 #define M_ASN1_D2I_get_seq(r,func,free_func) \
 193                 M_ASN1_D2I_get_imp_set(r,func,free_func,\
 194                         V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
 195
 196 #define M_ASN1_D2I_get_seq_type(type,r,func,free_func) \
 197                 M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,\
 198                                             V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
 199
 200 #define M_ASN1_D2I_get_seq_opt(r,func,free_func) \
 201         if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
 202                 V_ASN1_CONSTRUCTED|V_ASN1_SEQUENCE)))\
 203                 { M_ASN1_D2I_get_seq(r,func,free_func); }
 204
 205 #define M_ASN1_D2I_get_IMP_set(r,func,free_func,x) \
 206                 M_ASN1_D2I_get_imp_set(r,func,free_func,\
 207                         x,V_ASN1_CONTEXT_SPECIFIC);
 208
 209 #define M_ASN1_D2I_get_imp_set(r,func,free_func,a,b) \
 210         c.q=c.p; \
 211         if (d2i_ASN1_SET(&(r),&c.p,c.slen,(char *(*)())func,\
 212                 (void (*)())free_func,a,b) == NULL) \
 213                 { c.line=__LINE__; goto err; } \
 214         c.slen-=(c.p-c.q);
 215
 216 #define M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,a,b) \
 217         c.q=c.p; \
 218         if (d2i_ASN1_SET_OF_##type(&(r),&c.p,c.slen,func,\
 219                                    free_func,a,b) == NULL) \
 220                 { c.line=__LINE__; goto err; } \
 221         c.slen-=(c.p-c.q);
 222
 223 #define M_ASN1_D2I_get_set_strings(r,func,a,b) \
 224         c.q=c.p; \
 225         if (d2i_ASN1_STRING_SET(&(r),&c.p,c.slen,a,b) == NULL) \
 226                 { c.line=__LINE__; goto err; } \
 227         c.slen-=(c.p-c.q);
 228
 229 #define M_ASN1_D2I_get_EXP_opt(r,func,tag) \
 230         if ((c.slen != 0L) && (M_ASN1_next == \
 231                 (V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
 232                 { \
 233                 int Tinf,Ttag,Tclass; \
 234                 long Tlen; \
 235                 \
 236                 c.q=c.p; \
 237                 Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
 238                 if (Tinf & 0x80) \
 239                         { c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
 240                         c.line=__LINE__; goto err; } \
 241                 if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
 242                                         Tlen = c.slen - (c.p - c.q) - 2; \
 243                 if (func(&(r),&c.p,Tlen) == NULL) \
 244                         { c.line=__LINE__; goto err; } \
 245                 if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
 246                         Tlen = c.slen - (c.p - c.q); \
 247                         if(!ASN1_check_infinite_end(&c.p, Tlen)) \
 248                                 { c.error=ERR_R_MISSING_ASN1_EOS; \
 249                                 c.line=__LINE__; goto err; } \
 250                 }\
 251                 c.slen-=(c.p-c.q); \
 252                 }
 253
 254 #define M_ASN1_D2I_get_EXP_set_opt(r,func,free_func,tag,b) \
 255         if ((c.slen != 0) && (M_ASN1_next == \
 256                 (V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
 257                 { \
 258                 int Tinf,Ttag,Tclass; \
 259                 long Tlen; \
 260                 \
 261                 c.q=c.p; \
 262                 Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
 263                 if (Tinf & 0x80) \
 264                         { c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
 265                         c.line=__LINE__; goto err; } \
 266                 if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
 267                                         Tlen = c.slen - (c.p - c.q) - 2; \
 268                 if (d2i_ASN1_SET(&(r),&c.p,Tlen,(char *(*)())func, \
 269                         (void (*)())free_func, \
 270                         b,V_ASN1_UNIVERSAL) == NULL) \
 271                         { c.line=__LINE__; goto err; } \
 272                 if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
 273                         Tlen = c.slen - (c.p - c.q); \
 274                         if(!ASN1_check_infinite_end(&c.p, Tlen)) \
 275                                 { c.error=ERR_R_MISSING_ASN1_EOS; \
 276                                 c.line=__LINE__; goto err; } \
 277                 }\
 278                 c.slen-=(c.p-c.q); \
 279                 }
 280
 281 /* New macros */
 282 #define M_ASN1_New_Malloc(ret,type) \
 283         if ((ret=(type *)Malloc(sizeof(type))) == NULL) \
 284                 { c.line=__LINE__; goto err2; }
 285
 286 #define M_ASN1_New(arg,func) \
 287         if (((arg)=func()) == NULL) return(NULL)
 288
 289 #define M_ASN1_New_Error(a) \
 290 /*      err:    ASN1_MAC_H_err((a),ERR_R_NESTED_ASN1_ERROR,c.line); \
 291                 return(NULL);*/ \
 292         err2:   ASN1_MAC_H_err((a),ERR_R_MALLOC_FAILURE,c.line); \
 293                 return(NULL)
 294
 295
 296 #define M_ASN1_next             (*c.p)
 297 #define M_ASN1_next_prev        (*c.q)
 298
 299 /*************************************************/
 300
 301 #define M_ASN1_I2D_vars(a)      int r=0,ret=0; \
 302                                 unsigned char *p; \
 303                                 if (a == NULL) return(0)
 304
 305 /* Length Macros */
 306 #define M_ASN1_I2D_len(a,f)     ret+=f(a,NULL)
 307 #define M_ASN1_I2D_len_IMP_opt(a,f)     if (a != NULL) M_ASN1_I2D_len(a,f)
 308
 309 #define M_ASN1_I2D_len_SET(a,f) \
 310                 ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SET,V_ASN1_UNIVERSAL,IS_SET);
 311
 312 #define M_ASN1_I2D_len_SEQUENCE(a,f) \
 313                 ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
 314                                   IS_SEQUENCE);
 315
 316 #define M_ASN1_I2D_len_SEQUENCE_type(type,a,f) \
 317                 ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,V_ASN1_SEQUENCE, \
 318                                             V_ASN1_UNIVERSAL,IS_SEQUENCE)
 319
 320 #define M_ASN1_I2D_len_SEQUENCE_opt(a,f) \
 321                 if ((a != NULL) && (sk_num(a) != 0)) \
 322                         M_ASN1_I2D_len_SEQUENCE(a,f);
 323
 324 #define M_ASN1_I2D_len_IMP_SET(a,f,x) \
 325                 ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC,IS_SET);
 326
 327 #define M_ASN1_I2D_len_IMP_SET_opt(a,f,x) \
 328                 if ((a != NULL) && (sk_num(a) != 0)) \
 329                         ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
 330                                           IS_SET);
 331
 332 #define M_ASN1_I2D_len_IMP_SEQUENCE(a,f,x) \
 333                 ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
 334                                   IS_SEQUENCE);
 335
 336 #define M_ASN1_I2D_len_IMP_SEQUENCE_opt(a,f,x) \
 337                 if ((a != NULL) && (sk_num(a) != 0)) \
 338                         ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
 339                                           IS_SEQUENCE);
 340
 341 #define M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(type,a,f,x) \
 342                 if ((a != NULL) && (sk_##type##_num(a) != 0)) \
 343                         ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
 344                                                     V_ASN1_CONTEXT_SPECIFIC, \
 345                                                     IS_SEQUENCE);
 346
 347 #define M_ASN1_I2D_len_EXP_opt(a,f,mtag,v) \
 348                 if (a != NULL)\
 349                         { \
 350                         v=f(a,NULL); \
 351                         ret+=ASN1_object_size(1,v,mtag); \
 352                         }
 353
 354 #define M_ASN1_I2D_len_EXP_SET_opt(a,f,mtag,tag,v) \
 355                 if ((a != NULL) && (sk_num(a) != 0))\
 356                         { \
 357                         v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
 358                         ret+=ASN1_object_size(1,v,mtag); \
 359                         }
 360
 361 #define M_ASN1_I2D_len_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
 362                 if ((a != NULL) && (sk_num(a) != 0))\
 363                         { \
 364                         v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL, \
 365                                        IS_SEQUENCE); \
 366                         ret+=ASN1_object_size(1,v,mtag); \
 367                         }
 368
 369 /* Put Macros */
 370 #define M_ASN1_I2D_put(a,f)     f(a,&p)
 371
 372 #define M_ASN1_I2D_put_IMP_opt(a,f,t)   \
 373                 if (a != NULL) \
 374                         { \
 375                         unsigned char *q=p; \
 376                         f(a,&p); \
 377                         *q=(V_ASN1_CONTEXT_SPECIFIC|t|(*q&V_ASN1_CONSTRUCTED));\
 378                         }
 379
 380 #define M_ASN1_I2D_put_SET(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SET,\
 381                         V_ASN1_UNIVERSAL,IS_SET)
 382 #define M_ASN1_I2D_put_IMP_SET(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
 383                         V_ASN1_CONTEXT_SPECIFIC,IS_SET)
 384 #define M_ASN1_I2D_put_IMP_SEQUENCE(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
 385                         V_ASN1_CONTEXT_SPECIFIC,IS_SEQUENCE)
 386
 387 #define M_ASN1_I2D_put_SEQUENCE(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SEQUENCE,\
 388                                              V_ASN1_UNIVERSAL,IS_SEQUENCE)
 389
 390 #define M_ASN1_I2D_put_SEQUENCE_type(type,a,f) \
 391      i2d_ASN1_SET_OF_##type(a,&p,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
 392                             IS_SEQUENCE)
 393
 394 #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
 395                 if ((a != NULL) && (sk_num(a) != 0)) \
 396                         M_ASN1_I2D_put_SEQUENCE(a,f);
 397
 398 #define M_ASN1_I2D_put_IMP_SET_opt(a,f,x) \
 399                 if ((a != NULL) && (sk_num(a) != 0)) \
 400                         { i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
 401                                        IS_SET); }
 402
 403 #define M_ASN1_I2D_put_IMP_SEQUENCE_opt(a,f,x) \
 404                 if ((a != NULL) && (sk_num(a) != 0)) \
 405                         { i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
 406                                        IS_SEQUENCE); }
 407
 408 #define M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(type,a,f,x) \
 409                 if ((a != NULL) && (sk_##type##_num(a) != 0)) \
 410                         { i2d_ASN1_SET_OF_##type(a,&p,f,x, \
 411                                                  V_ASN1_CONTEXT_SPECIFIC, \
 412                                                  IS_SEQUENCE); }
 413
 414 #define M_ASN1_I2D_put_EXP_opt(a,f,tag,v) \
 415                 if (a != NULL) \
 416                         { \
 417                         ASN1_put_object(&p,1,v,tag,V_ASN1_CONTEXT_SPECIFIC); \
 418                         f(a,&p); \
 419                         }
 420
 421 #define M_ASN1_I2D_put_EXP_SET_opt(a,f,mtag,tag,v) \
 422                 if ((a != NULL) && (sk_num(a) != 0)) \
 423                         { \
 424                         ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
 425                         i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
 426                         }
 427
 428 #define M_ASN1_I2D_put_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
 429                 if ((a != NULL) && (sk_num(a) != 0)) \
 430                         { \
 431                         ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
 432                         i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SEQUENCE); \
 433                         }
 434
 435 #define M_ASN1_I2D_seq_total() \
 436                 r=ASN1_object_size(1,ret,V_ASN1_SEQUENCE); \
 437                 if (pp == NULL) return(r); \
 438                 p= *pp; \
 439                 ASN1_put_object(&p,1,ret,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
 440
 441 #define M_ASN1_I2D_INF_seq_start(tag,ctx) \
 442                 *(p++)=(V_ASN1_CONSTRUCTED|(tag)|(ctx)); \
 443                 *(p++)=0x80
 444
 445 #define M_ASN1_I2D_INF_seq_end() *(p++)=0x00; *(p++)=0x00
 446
 447 #define M_ASN1_I2D_finish()     *pp=p; \
 448                                 return(r);
 449
 450 #ifndef NOPROTO
 451 int asn1_GetSequence(ASN1_CTX *c, long *length);
 452 void asn1_add_error(unsigned char *address,int offset);
 453 #else
 454 int asn1_GetSequence();
 455 void asn1_add_error();
 456 #endif
 457
 458 #ifdef  __cplusplus
 459 }
 460 #endif
 461
 462 #endif