include/msasn1.h

   1 /*
   2  * Copyright (C) 2015 Austin English
   3  *
   4  * This library is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * This library is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with this library; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  17  */
  18 #ifndef __MS_ASN1_H__
  19 #define __MS_ASN1_H__
  20
  21 #ifdef __cplusplus
  22 extern "C" {
  23 #endif
  24
  25 typedef char ASN1char_t;
  26 typedef signed char ASN1int8_t;
  27 typedef unsigned char ASN1uint8_t;
  28 typedef unsigned short ASN1uint16_t;
  29 typedef signed short ASN1int16_t;
  30 typedef ULONG ASN1uint32_t;
  31 typedef LONG ASN1int32_t;
  32
  33 typedef ASN1uint16_t ASN1char16_t;
  34 typedef ASN1uint32_t ASN1char32_t;
  35
  36 typedef ASN1char_t *ASN1ztcharstring_t;
  37 typedef ASN1char16_t *ASN1ztchar16string_t;
  38 typedef ASN1char32_t *ASN1ztchar32string_t;
  39 typedef ASN1int32_t ASN1enum_t;
  40 typedef ASN1uint8_t ASN1octet_t;
  41 typedef ASN1uint8_t ASN1bool_t;
  42 typedef ASN1uint16_t ASN1choice_t;
  43 typedef ASN1uint32_t ASN1magic_t;
  44 typedef ASN1ztcharstring_t ASN1objectdescriptor_t;
  45
  46 #define ASN1_MAKE_VERSION(major,minor) (((major) << 16) | (minor))
  47 #define ASN1_THIS_VERSION ASN1_MAKE_VERSION(1,0)
  48
  49 #define ASN1DECFREE_NON_PDU_ID ((ASN1uint32_t)-1)
  50
  51 typedef void (WINAPI *ASN1FreeFun_t)(void *data);
  52 typedef void (WINAPI *ASN1GenericFun_t)(void);
  53
  54 typedef struct ASN1encoding_s *ASN1encoding_t;
  55 typedef struct ASN1decoding_s *ASN1decoding_t;
  56 typedef ASN1int32_t (WINAPI *ASN1PerEncFun_t)(ASN1encoding_t enc,void *data);
  57 typedef ASN1int32_t (WINAPI *ASN1PerDecFun_t)(ASN1decoding_t enc,void *data);
  58
  59 typedef struct tagASN1PerFunArr_t {
  60   const ASN1PerEncFun_t *apfnEncoder;
  61   const ASN1PerDecFun_t *apfnDecoder;
  62 } ASN1PerFunArr_t;
  63
  64 typedef ASN1int32_t (WINAPI *ASN1BerEncFun_t)(ASN1encoding_t enc,ASN1uint32_t tag,void *data);
  65 typedef ASN1int32_t (WINAPI *ASN1BerDecFun_t)(ASN1decoding_t enc,ASN1uint32_t tag,void *data);
  66
  67 typedef struct tagASN1BerFunArr_t {
  68   const ASN1BerEncFun_t *apfnEncoder;
  69   const ASN1BerDecFun_t *apfnDecoder;
  70 } ASN1BerFunArr_t;
  71
  72 enum
  73 {
  74     ASN1FLAGS_NONE     = 0x00000000,
  75     ASN1FLAGS_NOASSERT = 0x00001000
  76 };
  77
  78 enum
  79 {
  80     ASN1ENCODE_APPEND         = 0x00000001,
  81     ASN1ENCODE_REUSEBUFFER    = 0x00000004,
  82     ASN1ENCODE_SETBUFFER      = 0x00000008,
  83     ASN1ENCODE_ALLOCATEBUFFER = 0x00000010,
  84     ASN1ENCODE_NOASSERT       = ASN1FLAGS_NOASSERT
  85 };
  86
  87 enum
  88 {
  89     ASN1DECODE_APPENDED       = 0x00000001,
  90     ASN1DECODE_REWINDBUFFER   = 0x00000004,
  91     ASN1DECODE_SETBUFFER      = 0x00000008,
  92     ASN1DECODE_AUTOFREEBUFFER = 0x00000010,
  93     ASN1DECODE_NOASSERT       = ASN1FLAGS_NOASSERT
  94 };
  95
  96 typedef struct tagASN1bitstring_t
  97 {
  98   ASN1uint32_t length;
  99   ASN1octet_t *value;
 100 } ASN1bitstring_t;
 101
 102 typedef enum tagASN1blocktype_e
 103 {
 104   ASN1_DER_SET_OF_BLOCK,
 105 } ASN1blocktype_e;
 106
 107 typedef struct tagASN1charstring_t
 108 {
 109   ASN1uint32_t length;
 110   ASN1char_t *value;
 111 } ASN1charstring_t;
 112
 113 typedef struct tagASN1char16string_t
 114 {
 115   ASN1uint32_t length;
 116   ASN1char16_t *value;
 117 } ASN1char16string_t;
 118
 119 typedef struct tagASN1char32string_t
 120 {
 121   ASN1uint32_t length;
 122   ASN1char32_t *value;
 123 } ASN1char32string_t;
 124
 125 typedef struct tagASN1encodedOID_t
 126 {
 127   ASN1uint16_t length;
 128   ASN1octet_t  *value;
 129 } ASN1encodedOID_t;
 130
 131 typedef enum {
 132   ASN1_PER_RULE_ALIGNED = 0x0001,ASN1_PER_RULE_UNALIGNED = 0x0002,ASN1_PER_RULE = ASN1_PER_RULE_ALIGNED | ASN1_PER_RULE_UNALIGNED,
 133   ASN1_BER_RULE_BER = 0x0100,ASN1_BER_RULE_CER = 0x0200,ASN1_BER_RULE_DER = 0x0400,
 134   ASN1_BER_RULE = ASN1_BER_RULE_BER | ASN1_BER_RULE_CER | ASN1_BER_RULE_DER
 135 } ASN1encodingrule_e;
 136
 137 typedef enum tagASN1error_e
 138 {
 139   ASN1_SUCCESS = 0,
 140   ASN1_ERR_INTERNAL = -1001,
 141   ASN1_ERR_EOD = -1002,
 142   ASN1_ERR_CORRUPT = -1003,
 143   ASN1_ERR_LARGE = -1004,
 144   ASN1_ERR_CONSTRAINT = -1005,
 145   ASN1_ERR_MEMORY = -1006,
 146   ASN1_ERR_OVERFLOW = -1007,
 147   ASN1_ERR_BADPDU = -1008,
 148   ASN1_ERR_BADARGS = -1009,
 149   ASN1_ERR_BADREAL = -1010,
 150   ASN1_ERR_BADTAG = -1011,
 151   ASN1_ERR_CHOICE = -1012,
 152   ASN1_ERR_RULE = -1013,
 153   ASN1_ERR_UTF8 = -1014,
 154   ASN1_ERR_PDU_TYPE = -1051,
 155   ASN1_ERR_NYI = -1052,
 156   ASN1_WRN_EXTENDED = 1001,
 157   ASN1_WRN_NOEOD = 1002,
 158 } ASN1error_e;
 159
 160 #define ASN1_SUCCEEDED(ret) (((int)(ret)) >= 0)
 161 #define ASN1_FAILED(ret)    (((int)(ret)) < 0)
 162
 163 typedef struct tagASN1generalizedtime_t
 164 {
 165   ASN1uint16_t year;
 166   ASN1uint8_t  month;
 167   ASN1uint8_t  day;
 168   ASN1uint8_t  hour;
 169   ASN1uint8_t  minute;
 170   ASN1uint8_t  second;
 171   ASN1uint16_t millisecond;
 172   ASN1bool_t   universal;
 173   ASN1int16_t  diff;
 174 } ASN1generalizedtime_t;
 175
 176 typedef struct tagASN1intx_t
 177 {
 178   ASN1uint32_t length;
 179   ASN1octet_t *value;
 180 } ASN1intx_t;
 181
 182 typedef struct tagASN1module_t
 183 {
 184   ASN1magic_t nModuleName;
 185   ASN1encodingrule_e eRule;
 186   ASN1uint32_t dwFlags;
 187   ASN1uint32_t cPDUs;
 188   const ASN1FreeFun_t *apfnFreeMemory;
 189   const ASN1uint32_t *acbStructSize;
 190   union
 191   {
 192       ASN1PerFunArr_t PER;
 193       ASN1BerFunArr_t BER;
 194   };
 195 } *ASN1module_t;
 196
 197 struct ASN1encoding_s
 198 {
 199   ASN1magic_t magic;
 200   ASN1uint32_t version;
 201   ASN1module_t module;
 202   ASN1octet_t *buf;
 203   ASN1uint32_t size;
 204   ASN1uint32_t len;
 205   ASN1error_e err;
 206   ASN1uint32_t bit;
 207   ASN1octet_t *pos;
 208   ASN1uint32_t cbExtraHeader;
 209   ASN1encodingrule_e eRule;
 210   ASN1uint32_t dwFlags;
 211 };
 212
 213 struct ASN1decoding_s
 214 {
 215   ASN1magic_t magic;
 216   ASN1uint32_t version;
 217   ASN1module_t module;
 218   ASN1octet_t *buf;
 219   ASN1uint32_t size;
 220   ASN1uint32_t len;
 221   ASN1error_e err;
 222   ASN1uint32_t bit;
 223   ASN1octet_t *pos;
 224   ASN1encodingrule_e eRule;
 225   ASN1uint32_t dwFlags;
 226 };
 227
 228 typedef struct ASN1objectidentifier_s
 229 {
 230   struct ASN1objectidentifier_s *next;
 231   ASN1uint32_t value;
 232 } *ASN1objectidentifier_t;
 233
 234 typedef struct tagASN1objectidentifier2_t
 235 {
 236   ASN1uint16_t count;
 237   ASN1uint32_t value[16];
 238 } ASN1objectidentifier2_t;
 239
 240 typedef struct tagASN1octetstring_t
 241 {
 242   ASN1uint32_t length;
 243   ASN1octet_t *value;
 244 } ASN1octetstring_t;
 245
 246 typedef struct tagASN1open_t
 247 {
 248   ASN1uint32_t    length;
 249   union
 250   {
 251     void  *encoded;
 252     void  *value;
 253   };
 254 } ASN1open_t;
 255
 256 typedef enum tagASN1option_e
 257 {
 258   ASN1OPT_CHANGE_RULE = 0x101,
 259   ASN1OPT_GET_RULE = 0x201,
 260   ASN1OPT_NOT_REUSE_BUFFER = 0x301,
 261   ASN1OPT_REWIND_BUFFER = 0x302,
 262   ASN1OPT_SET_DECODED_BUFFER = 0x501,
 263   ASN1OPT_DEL_DECODED_BUFFER = 0x502,
 264   ASN1OPT_GET_DECODED_BUFFER_SIZE = 0x601,
 265 } ASN1option_e;
 266
 267 typedef struct tagASN1optionparam_t {
 268   ASN1option_e eOption;
 269   union
 270   {
 271     ASN1encodingrule_e eRule;
 272     ASN1uint32_t cbRequiredDecodedBufSize;
 273     struct
 274     {
 275       ASN1octet_t* pbBuf;
 276       ASN1uint32_t cbBufSize;
 277     } Buffer;
 278   };
 279 } ASN1optionparam_t, ASN1optionparam_s;
 280
 281 typedef struct tagASN1utctime_t
 282 {
 283   ASN1uint8_t year;
 284   ASN1uint8_t month;
 285   ASN1uint8_t day;
 286   ASN1uint8_t hour;
 287   ASN1uint8_t minute;
 288   ASN1uint8_t second;
 289   ASN1bool_t  universal;
 290   ASN1int16_t diff;
 291 } ASN1utctime_t;
 292
 293 typedef struct tagASN1wstring_t
 294 {
 295   ASN1uint32_t length;
 296   WCHAR *value;
 297 } ASN1wstring_t;
 298
 299 void         WINAPI ASN1_CloseDecoder(ASN1decoding_t);
 300 void         WINAPI ASN1_CloseEncoder(ASN1encoding_t);
 301 void         WINAPI ASN1_CloseEncoder2(ASN1encoding_t);
 302 void         WINAPI ASN1_CloseModule(ASN1module_t);
 303 ASN1error_e  WINAPI ASN1_CreateDecoder(ASN1module_t, ASN1decoding_t*,ASN1octet_t*, ASN1uint32_t, ASN1decoding_t);
 304 ASN1error_e  WINAPI ASN1_CreateEncoder(ASN1module_t, ASN1encoding_t*, ASN1octet_t*, ASN1uint32_t, ASN1encoding_t);
 305 ASN1module_t WINAPI ASN1_CreateModule(ASN1uint32_t,ASN1encodingrule_e,ASN1uint32_t,ASN1uint32_t,const ASN1GenericFun_t [],const ASN1GenericFun_t [],const ASN1FreeFun_t [],const ASN1uint32_t [],ASN1magic_t);
 306 ASN1error_e  WINAPI ASN1_Decode(ASN1decoding_t, void** , ASN1uint32_t, ASN1uint32_t, ASN1octet_t*, ASN1uint32_t);
 307 ASN1error_e  WINAPI ASN1_Encode(ASN1encoding_t, void*, ASN1uint32_t, ASN1uint32_t, ASN1octet_t*, ASN1uint32_t);
 308 void         WINAPI ASN1_FreeDecoded(ASN1decoding_t, void*, ASN1uint32_t);
 309 void         WINAPI ASN1_FreeEncoded(ASN1encoding_t, void*);
 310 ASN1error_e  WINAPI ASN1_GetDecoderOption(ASN1decoding_t, ASN1optionparam_t*);
 311 ASN1error_e  WINAPI ASN1_GetEncoderOption(ASN1encoding_t, ASN1optionparam_t*);
 312 ASN1error_e  WINAPI ASN1_SetDecoderOption(ASN1decoding_t, ASN1optionparam_t*);
 313 ASN1error_e  WINAPI ASN1_SetEncoderOption(ASN1encoding_t, ASN1optionparam_t*);
 314 int          WINAPI ASN1bitstring_cmp(ASN1bitstring_t*,ASN1bitstring_t*);
 315 void         WINAPI ASN1bitstring_free(ASN1bitstring_t*);
 316 int          WINAPI ASN1char16string_cmp(ASN1char16string_t*,ASN1char16string_t*);
 317 void         WINAPI ASN1char16string_free(ASN1char16string_t*);
 318 int          WINAPI ASN1char32string_cmp(ASN1char32string_t*,ASN1char32string_t*);
 319 void         WINAPI ASN1char32string_free(ASN1char32string_t*);
 320 int          WINAPI ASN1charstring_cmp(ASN1charstring_t*,ASN1charstring_t*);
 321 void         WINAPI ASN1charstring_free(ASN1charstring_t*);
 322 LPVOID       WINAPI ASN1DecAlloc(ASN1decoding_t,ASN1uint32_t);
 323 LPVOID       WINAPI ASN1DecRealloc(ASN1decoding_t,LPVOID,ASN1uint32_t);
 324 ASN1error_e  WINAPI ASN1DecSetError(ASN1decoding_t,ASN1error_e);
 325 ASN1error_e  WINAPI ASN1EncSetError(ASN1encoding_t,ASN1error_e);
 326 void         WINAPI ASN1Free(LPVOID);
 327 int          WINAPI ASN1generalizedtime_cmp(ASN1generalizedtime_t*,ASN1generalizedtime_t*);
 328 int          WINAPI ASN1intx_cmp(ASN1intx_t*,ASN1intx_t*);
 329 void         WINAPI ASN1intx_free(ASN1intx_t*);
 330 void         WINAPI ASN1intx_setuint32(ASN1intx_t*,ASN1uint32_t);
 331 ASN1uint32_t WINAPI ASN1intx_uoctets(ASN1intx_t*);
 332 ASN1int32_t  WINAPI ASN1intx2int32(ASN1intx_t*);
 333 ASN1uint32_t WINAPI ASN1intx2uint32(ASN1intx_t*);
 334 int          WINAPI ASN1intxisuint32(ASN1intx_t*);
 335 int          WINAPI ASN1objectidentifier_cmp(ASN1objectidentifier_t*,ASN1objectidentifier_t*);
 336 void         WINAPI ASN1objectidentifier_free(ASN1objectidentifier_t*);
 337 int          WINAPI ASN1objectidentifier2_cmp(ASN1objectidentifier2_t*,ASN1objectidentifier2_t*);
 338 int          WINAPI ASN1octetstring_cmp(ASN1octetstring_t*,ASN1octetstring_t*);
 339 void         WINAPI ASN1octetstring_free(ASN1octetstring_t*);
 340 int          WINAPI ASN1open_cmp(ASN1open_t*,ASN1open_t*);
 341 void         WINAPI ASN1open_free(ASN1open_t*);
 342 ASN1uint32_t WINAPI ASN1uint32_uoctets(ASN1uint32_t);
 343 void         WINAPI ASN1utf8string_free(ASN1wstring_t*);
 344 int          WINAPI ASN1utctime_cmp(ASN1utctime_t*,ASN1utctime_t*);
 345 int          WINAPI ASN1ztchar16string_cmp(ASN1ztchar16string_t*,ASN1ztchar16string_t*);
 346 void         WINAPI ASN1ztchar16string_free(ASN1ztchar16string_t*);
 347 void         WINAPI ASN1ztchar32string_free(ASN1ztchar32string_t*);
 348 int          WINAPI ASN1ztcharstring_cmp(ASN1ztcharstring_t*,ASN1ztcharstring_t*);
 349 void         WINAPI ASN1ztcharstring_free(ASN1charstring_t*);
 350
 351 #ifdef __cplusplus
 352 }
 353 #endif
 354
 355 #endif /* __MS_ASN1_H__ */