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      1 /* crypto/asn1/asn1_mac.h */
      2 /* Copyright (C) 1995-1998 Eric Young (eay (at) cryptsoft.com)
      3  * All rights reserved.
      4  *
      5  * This package is an SSL implementation written
      6  * by Eric Young (eay (at) 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 (at) 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 (at) 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 (at) 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 #include <openssl/asn1.h>
     63 
     64 #ifdef  __cplusplus
     65 extern "C" {
     66 #endif
     67 
     68 #ifndef ASN1_MAC_ERR_LIB
     69 #define ASN1_MAC_ERR_LIB	ERR_LIB_ASN1
     70 #endif
     71 
     72 #define ASN1_MAC_H_err(f,r,line) \
     73 	ERR_PUT_error(ASN1_MAC_ERR_LIB,(f),(r),__FILE__,(line))
     74 
     75 #define M_ASN1_D2I_vars(a,type,func) \
     76 	ASN1_const_CTX c; \
     77 	type ret=NULL; \
     78 	\
     79 	c.pp=(const unsigned char **)pp; \
     80 	c.q= *(const unsigned char **)pp; \
     81 	c.error=ERR_R_NESTED_ASN1_ERROR; \
     82 	if ((a == NULL) || ((*a) == NULL)) \
     83 		{ if ((ret=(type)func()) == NULL) \
     84 			{ c.line=__LINE__; goto err; } } \
     85 	else	ret=(*a);
     86 
     87 #define M_ASN1_D2I_Init() \
     88 	c.p= *(const unsigned char **)pp; \
     89 	c.max=(length == 0)?0:(c.p+length);
     90 
     91 #define M_ASN1_D2I_Finish_2(a) \
     92 	if (!asn1_const_Finish(&c)) \
     93 		{ c.line=__LINE__; goto err; } \
     94 	*(const unsigned char **)pp=c.p; \
     95 	if (a != NULL) (*a)=ret; \
     96 	return(ret);
     97 
     98 #define M_ASN1_D2I_Finish(a,func,e) \
     99 	M_ASN1_D2I_Finish_2(a); \
    100 err:\
    101 	ASN1_MAC_H_err((e),c.error,c.line); \
    102 	asn1_add_error(*(const unsigned char **)pp,(int)(c.q- *pp)); \
    103 	if ((ret != NULL) && ((a == NULL) || (*a != ret))) func(ret); \
    104 	return(NULL)
    105 
    106 #define M_ASN1_D2I_start_sequence() \
    107 	if (!asn1_GetSequence(&c,&length)) \
    108 		{ c.line=__LINE__; goto err; }
    109 /* Begin reading ASN1 without a surrounding sequence */
    110 #define M_ASN1_D2I_begin() \
    111 	c.slen = length;
    112 
    113 /* End reading ASN1 with no check on length */
    114 #define M_ASN1_D2I_Finish_nolen(a, func, e) \
    115 	*pp=c.p; \
    116 	if (a != NULL) (*a)=ret; \
    117 	return(ret); \
    118 err:\
    119 	ASN1_MAC_H_err((e),c.error,c.line); \
    120 	asn1_add_error(*pp,(int)(c.q- *pp)); \
    121 	if ((ret != NULL) && ((a == NULL) || (*a != ret))) func(ret); \
    122 	return(NULL)
    123 
    124 #define M_ASN1_D2I_end_sequence() \
    125 	(((c.inf&1) == 0)?(c.slen <= 0): \
    126 		(c.eos=ASN1_const_check_infinite_end(&c.p,c.slen)))
    127 
    128 /* Don't use this with d2i_ASN1_BOOLEAN() */
    129 #define M_ASN1_D2I_get(b, func) \
    130 	c.q=c.p; \
    131 	if (func(&(b),&c.p,c.slen) == NULL) \
    132 		{c.line=__LINE__; goto err; } \
    133 	c.slen-=(c.p-c.q);
    134 
    135 /* Don't use this with d2i_ASN1_BOOLEAN() */
    136 #define M_ASN1_D2I_get_x(type,b,func) \
    137 	c.q=c.p; \
    138 	if (((D2I_OF(type))func)(&(b),&c.p,c.slen) == NULL) \
    139 		{c.line=__LINE__; goto err; } \
    140 	c.slen-=(c.p-c.q);
    141 
    142 /* use this instead () */
    143 #define M_ASN1_D2I_get_int(b,func) \
    144 	c.q=c.p; \
    145 	if (func(&(b),&c.p,c.slen) < 0) \
    146 		{c.line=__LINE__; goto err; } \
    147 	c.slen-=(c.p-c.q);
    148 
    149 #define M_ASN1_D2I_get_opt(b,func,type) \
    150 	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) \
    151 		== (V_ASN1_UNIVERSAL|(type)))) \
    152 		{ \
    153 		M_ASN1_D2I_get(b,func); \
    154 		}
    155 
    156 #define M_ASN1_D2I_get_int_opt(b,func,type) \
    157 	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) \
    158 		== (V_ASN1_UNIVERSAL|(type)))) \
    159 		{ \
    160 		M_ASN1_D2I_get_int(b,func); \
    161 		}
    162 
    163 #define M_ASN1_D2I_get_imp(b,func, type) \
    164 	M_ASN1_next=(_tmp& V_ASN1_CONSTRUCTED)|type; \
    165 	c.q=c.p; \
    166 	if (func(&(b),&c.p,c.slen) == NULL) \
    167 		{c.line=__LINE__; M_ASN1_next_prev = _tmp; goto err; } \
    168 	c.slen-=(c.p-c.q);\
    169 	M_ASN1_next_prev=_tmp;
    170 
    171 #define M_ASN1_D2I_get_IMP_opt(b,func,tag,type) \
    172 	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) == \
    173 		(V_ASN1_CONTEXT_SPECIFIC|(tag)))) \
    174 		{ \
    175 		unsigned char _tmp = M_ASN1_next; \
    176 		M_ASN1_D2I_get_imp(b,func, type);\
    177 		}
    178 
    179 #define M_ASN1_D2I_get_set(r,func,free_func) \
    180 		M_ASN1_D2I_get_imp_set(r,func,free_func, \
    181 			V_ASN1_SET,V_ASN1_UNIVERSAL);
    182 
    183 #define M_ASN1_D2I_get_set_type(type,r,func,free_func) \
    184 		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func, \
    185 			V_ASN1_SET,V_ASN1_UNIVERSAL);
    186 
    187 #define M_ASN1_D2I_get_set_opt(r,func,free_func) \
    188 	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
    189 		V_ASN1_CONSTRUCTED|V_ASN1_SET)))\
    190 		{ M_ASN1_D2I_get_set(r,func,free_func); }
    191 
    192 #define M_ASN1_D2I_get_set_opt_type(type,r,func,free_func) \
    193 	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
    194 		V_ASN1_CONSTRUCTED|V_ASN1_SET)))\
    195 		{ M_ASN1_D2I_get_set_type(type,r,func,free_func); }
    196 
    197 #define M_ASN1_I2D_len_SET_opt(a,f) \
    198 	if ((a != NULL) && (sk_num(a) != 0)) \
    199 		M_ASN1_I2D_len_SET(a,f);
    200 
    201 #define M_ASN1_I2D_put_SET_opt(a,f) \
    202 	if ((a != NULL) && (sk_num(a) != 0)) \
    203 		M_ASN1_I2D_put_SET(a,f);
    204 
    205 #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
    206 	if ((a != NULL) && (sk_num(a) != 0)) \
    207 		M_ASN1_I2D_put_SEQUENCE(a,f);
    208 
    209 #define M_ASN1_I2D_put_SEQUENCE_opt_type(type,a,f) \
    210 	if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    211 		M_ASN1_I2D_put_SEQUENCE_type(type,a,f);
    212 
    213 #define M_ASN1_D2I_get_IMP_set_opt(b,func,free_func,tag) \
    214 	if ((c.slen != 0) && \
    215 		(M_ASN1_next == \
    216 		(V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
    217 		{ \
    218 		M_ASN1_D2I_get_imp_set(b,func,free_func,\
    219 			tag,V_ASN1_CONTEXT_SPECIFIC); \
    220 		}
    221 
    222 #define M_ASN1_D2I_get_IMP_set_opt_type(type,b,func,free_func,tag) \
    223 	if ((c.slen != 0) && \
    224 		(M_ASN1_next == \
    225 		(V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
    226 		{ \
    227 		M_ASN1_D2I_get_imp_set_type(type,b,func,free_func,\
    228 			tag,V_ASN1_CONTEXT_SPECIFIC); \
    229 		}
    230 
    231 #define M_ASN1_D2I_get_seq(r,func,free_func) \
    232 		M_ASN1_D2I_get_imp_set(r,func,free_func,\
    233 			V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
    234 
    235 #define M_ASN1_D2I_get_seq_type(type,r,func,free_func) \
    236 		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,\
    237 					    V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
    238 
    239 #define M_ASN1_D2I_get_seq_opt(r,func,free_func) \
    240 	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
    241 		V_ASN1_CONSTRUCTED|V_ASN1_SEQUENCE)))\
    242 		{ M_ASN1_D2I_get_seq(r,func,free_func); }
    243 
    244 #define M_ASN1_D2I_get_seq_opt_type(type,r,func,free_func) \
    245 	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
    246 		V_ASN1_CONSTRUCTED|V_ASN1_SEQUENCE)))\
    247 		{ M_ASN1_D2I_get_seq_type(type,r,func,free_func); }
    248 
    249 #define M_ASN1_D2I_get_IMP_set(r,func,free_func,x) \
    250 		M_ASN1_D2I_get_imp_set(r,func,free_func,\
    251 			x,V_ASN1_CONTEXT_SPECIFIC);
    252 
    253 #define M_ASN1_D2I_get_IMP_set_type(type,r,func,free_func,x) \
    254 		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,\
    255 			x,V_ASN1_CONTEXT_SPECIFIC);
    256 
    257 #define M_ASN1_D2I_get_imp_set(r,func,free_func,a,b) \
    258 	c.q=c.p; \
    259 	if (d2i_ASN1_SET(&(r),&c.p,c.slen,(char *(*)())func,\
    260 		(void (*)())free_func,a,b) == NULL) \
    261 		{ c.line=__LINE__; goto err; } \
    262 	c.slen-=(c.p-c.q);
    263 
    264 #define M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,a,b) \
    265 	c.q=c.p; \
    266 	if (d2i_ASN1_SET_OF_##type(&(r),&c.p,c.slen,func,\
    267 				   free_func,a,b) == NULL) \
    268 		{ c.line=__LINE__; goto err; } \
    269 	c.slen-=(c.p-c.q);
    270 
    271 #define M_ASN1_D2I_get_set_strings(r,func,a,b) \
    272 	c.q=c.p; \
    273 	if (d2i_ASN1_STRING_SET(&(r),&c.p,c.slen,a,b) == NULL) \
    274 		{ c.line=__LINE__; goto err; } \
    275 	c.slen-=(c.p-c.q);
    276 
    277 #define M_ASN1_D2I_get_EXP_opt(r,func,tag) \
    278 	if ((c.slen != 0L) && (M_ASN1_next == \
    279 		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
    280 		{ \
    281 		int Tinf,Ttag,Tclass; \
    282 		long Tlen; \
    283 		\
    284 		c.q=c.p; \
    285 		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
    286 		if (Tinf & 0x80) \
    287 			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
    288 			c.line=__LINE__; goto err; } \
    289 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
    290 					Tlen = c.slen - (c.p - c.q) - 2; \
    291 		if (func(&(r),&c.p,Tlen) == NULL) \
    292 			{ c.line=__LINE__; goto err; } \
    293 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
    294 			Tlen = c.slen - (c.p - c.q); \
    295 			if(!ASN1_const_check_infinite_end(&c.p, Tlen)) \
    296 				{ c.error=ERR_R_MISSING_ASN1_EOS; \
    297 				c.line=__LINE__; goto err; } \
    298 		}\
    299 		c.slen-=(c.p-c.q); \
    300 		}
    301 
    302 #define M_ASN1_D2I_get_EXP_set_opt(r,func,free_func,tag,b) \
    303 	if ((c.slen != 0) && (M_ASN1_next == \
    304 		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
    305 		{ \
    306 		int Tinf,Ttag,Tclass; \
    307 		long Tlen; \
    308 		\
    309 		c.q=c.p; \
    310 		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
    311 		if (Tinf & 0x80) \
    312 			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
    313 			c.line=__LINE__; goto err; } \
    314 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
    315 					Tlen = c.slen - (c.p - c.q) - 2; \
    316 		if (d2i_ASN1_SET(&(r),&c.p,Tlen,(char *(*)())func, \
    317 			(void (*)())free_func, \
    318 			b,V_ASN1_UNIVERSAL) == NULL) \
    319 			{ c.line=__LINE__; goto err; } \
    320 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
    321 			Tlen = c.slen - (c.p - c.q); \
    322 			if(!ASN1_check_infinite_end(&c.p, Tlen)) \
    323 				{ c.error=ERR_R_MISSING_ASN1_EOS; \
    324 				c.line=__LINE__; goto err; } \
    325 		}\
    326 		c.slen-=(c.p-c.q); \
    327 		}
    328 
    329 #define M_ASN1_D2I_get_EXP_set_opt_type(type,r,func,free_func,tag,b) \
    330 	if ((c.slen != 0) && (M_ASN1_next == \
    331 		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
    332 		{ \
    333 		int Tinf,Ttag,Tclass; \
    334 		long Tlen; \
    335 		\
    336 		c.q=c.p; \
    337 		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
    338 		if (Tinf & 0x80) \
    339 			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
    340 			c.line=__LINE__; goto err; } \
    341 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
    342 					Tlen = c.slen - (c.p - c.q) - 2; \
    343 		if (d2i_ASN1_SET_OF_##type(&(r),&c.p,Tlen,func, \
    344 			free_func,b,V_ASN1_UNIVERSAL) == NULL) \
    345 			{ c.line=__LINE__; goto err; } \
    346 		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
    347 			Tlen = c.slen - (c.p - c.q); \
    348 			if(!ASN1_check_infinite_end(&c.p, Tlen)) \
    349 				{ c.error=ERR_R_MISSING_ASN1_EOS; \
    350 				c.line=__LINE__; goto err; } \
    351 		}\
    352 		c.slen-=(c.p-c.q); \
    353 		}
    354 
    355 /* New macros */
    356 #define M_ASN1_New_Malloc(ret,type) \
    357 	if ((ret=(type *)OPENSSL_malloc(sizeof(type))) == NULL) \
    358 		{ c.line=__LINE__; goto err2; }
    359 
    360 #define M_ASN1_New(arg,func) \
    361 	if (((arg)=func()) == NULL) return(NULL)
    362 
    363 #define M_ASN1_New_Error(a) \
    364 /*	err:	ASN1_MAC_H_err((a),ERR_R_NESTED_ASN1_ERROR,c.line); \
    365 		return(NULL);*/ \
    366 	err2:	ASN1_MAC_H_err((a),ERR_R_MALLOC_FAILURE,c.line); \
    367 		return(NULL)
    368 
    369 
    370 /* BIG UGLY WARNING!  This is so damn ugly I wanna puke.  Unfortunately,
    371    some macros that use ASN1_const_CTX still insist on writing in the input
    372    stream.  ARGH!  ARGH!  ARGH!  Let's get rid of this macro package.
    373    Please?						-- Richard Levitte */
    374 #define M_ASN1_next		(*((unsigned char *)(c.p)))
    375 #define M_ASN1_next_prev	(*((unsigned char *)(c.q)))
    376 
    377 /*************************************************/
    378 
    379 #define M_ASN1_I2D_vars(a)	int r=0,ret=0; \
    380 				unsigned char *p; \
    381 				if (a == NULL) return(0)
    382 
    383 /* Length Macros */
    384 #define M_ASN1_I2D_len(a,f)	ret+=f(a,NULL)
    385 #define M_ASN1_I2D_len_IMP_opt(a,f)	if (a != NULL) M_ASN1_I2D_len(a,f)
    386 
    387 #define M_ASN1_I2D_len_SET(a,f) \
    388 		ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SET,V_ASN1_UNIVERSAL,IS_SET);
    389 
    390 #define M_ASN1_I2D_len_SET_type(type,a,f) \
    391 		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,V_ASN1_SET, \
    392 					    V_ASN1_UNIVERSAL,IS_SET);
    393 
    394 #define M_ASN1_I2D_len_SEQUENCE(a,f) \
    395 		ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
    396 				  IS_SEQUENCE);
    397 
    398 #define M_ASN1_I2D_len_SEQUENCE_type(type,a,f) \
    399 		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,V_ASN1_SEQUENCE, \
    400 					    V_ASN1_UNIVERSAL,IS_SEQUENCE)
    401 
    402 #define M_ASN1_I2D_len_SEQUENCE_opt(a,f) \
    403 		if ((a != NULL) && (sk_num(a) != 0)) \
    404 			M_ASN1_I2D_len_SEQUENCE(a,f);
    405 
    406 #define M_ASN1_I2D_len_SEQUENCE_opt_type(type,a,f) \
    407 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    408 			M_ASN1_I2D_len_SEQUENCE_type(type,a,f);
    409 
    410 #define M_ASN1_I2D_len_IMP_SET(a,f,x) \
    411 		ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC,IS_SET);
    412 
    413 #define M_ASN1_I2D_len_IMP_SET_type(type,a,f,x) \
    414 		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
    415 					    V_ASN1_CONTEXT_SPECIFIC,IS_SET);
    416 
    417 #define M_ASN1_I2D_len_IMP_SET_opt(a,f,x) \
    418 		if ((a != NULL) && (sk_num(a) != 0)) \
    419 			ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
    420 					  IS_SET);
    421 
    422 #define M_ASN1_I2D_len_IMP_SET_opt_type(type,a,f,x) \
    423 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    424 			ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
    425 					       V_ASN1_CONTEXT_SPECIFIC,IS_SET);
    426 
    427 #define M_ASN1_I2D_len_IMP_SEQUENCE(a,f,x) \
    428 		ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
    429 				  IS_SEQUENCE);
    430 
    431 #define M_ASN1_I2D_len_IMP_SEQUENCE_opt(a,f,x) \
    432 		if ((a != NULL) && (sk_num(a) != 0)) \
    433 			ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
    434 					  IS_SEQUENCE);
    435 
    436 #define M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(type,a,f,x) \
    437 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    438 			ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
    439 						    V_ASN1_CONTEXT_SPECIFIC, \
    440 						    IS_SEQUENCE);
    441 
    442 #define M_ASN1_I2D_len_EXP_opt(a,f,mtag,v) \
    443 		if (a != NULL)\
    444 			{ \
    445 			v=f(a,NULL); \
    446 			ret+=ASN1_object_size(1,v,mtag); \
    447 			}
    448 
    449 #define M_ASN1_I2D_len_EXP_SET_opt(a,f,mtag,tag,v) \
    450 		if ((a != NULL) && (sk_num(a) != 0))\
    451 			{ \
    452 			v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
    453 			ret+=ASN1_object_size(1,v,mtag); \
    454 			}
    455 
    456 #define M_ASN1_I2D_len_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
    457 		if ((a != NULL) && (sk_num(a) != 0))\
    458 			{ \
    459 			v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL, \
    460 				       IS_SEQUENCE); \
    461 			ret+=ASN1_object_size(1,v,mtag); \
    462 			}
    463 
    464 #define M_ASN1_I2D_len_EXP_SEQUENCE_opt_type(type,a,f,mtag,tag,v) \
    465 		if ((a != NULL) && (sk_##type##_num(a) != 0))\
    466 			{ \
    467 			v=i2d_ASN1_SET_OF_##type(a,NULL,f,tag, \
    468 						 V_ASN1_UNIVERSAL, \
    469 						 IS_SEQUENCE); \
    470 			ret+=ASN1_object_size(1,v,mtag); \
    471 			}
    472 
    473 /* Put Macros */
    474 #define M_ASN1_I2D_put(a,f)	f(a,&p)
    475 
    476 #define M_ASN1_I2D_put_IMP_opt(a,f,t)	\
    477 		if (a != NULL) \
    478 			{ \
    479 			unsigned char *q=p; \
    480 			f(a,&p); \
    481 			*q=(V_ASN1_CONTEXT_SPECIFIC|t|(*q&V_ASN1_CONSTRUCTED));\
    482 			}
    483 
    484 #define M_ASN1_I2D_put_SET(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SET,\
    485 			V_ASN1_UNIVERSAL,IS_SET)
    486 #define M_ASN1_I2D_put_SET_type(type,a,f) \
    487      i2d_ASN1_SET_OF_##type(a,&p,f,V_ASN1_SET,V_ASN1_UNIVERSAL,IS_SET)
    488 #define M_ASN1_I2D_put_IMP_SET(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
    489 			V_ASN1_CONTEXT_SPECIFIC,IS_SET)
    490 #define M_ASN1_I2D_put_IMP_SET_type(type,a,f,x) \
    491      i2d_ASN1_SET_OF_##type(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC,IS_SET)
    492 #define M_ASN1_I2D_put_IMP_SEQUENCE(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
    493 			V_ASN1_CONTEXT_SPECIFIC,IS_SEQUENCE)
    494 
    495 #define M_ASN1_I2D_put_SEQUENCE(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SEQUENCE,\
    496 					     V_ASN1_UNIVERSAL,IS_SEQUENCE)
    497 
    498 #define M_ASN1_I2D_put_SEQUENCE_type(type,a,f) \
    499      i2d_ASN1_SET_OF_##type(a,&p,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
    500 			    IS_SEQUENCE)
    501 
    502 #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
    503 		if ((a != NULL) && (sk_num(a) != 0)) \
    504 			M_ASN1_I2D_put_SEQUENCE(a,f);
    505 
    506 #define M_ASN1_I2D_put_IMP_SET_opt(a,f,x) \
    507 		if ((a != NULL) && (sk_num(a) != 0)) \
    508 			{ i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
    509 				       IS_SET); }
    510 
    511 #define M_ASN1_I2D_put_IMP_SET_opt_type(type,a,f,x) \
    512 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    513 			{ i2d_ASN1_SET_OF_##type(a,&p,f,x, \
    514 						 V_ASN1_CONTEXT_SPECIFIC, \
    515 						 IS_SET); }
    516 
    517 #define M_ASN1_I2D_put_IMP_SEQUENCE_opt(a,f,x) \
    518 		if ((a != NULL) && (sk_num(a) != 0)) \
    519 			{ i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
    520 				       IS_SEQUENCE); }
    521 
    522 #define M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(type,a,f,x) \
    523 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    524 			{ i2d_ASN1_SET_OF_##type(a,&p,f,x, \
    525 						 V_ASN1_CONTEXT_SPECIFIC, \
    526 						 IS_SEQUENCE); }
    527 
    528 #define M_ASN1_I2D_put_EXP_opt(a,f,tag,v) \
    529 		if (a != NULL) \
    530 			{ \
    531 			ASN1_put_object(&p,1,v,tag,V_ASN1_CONTEXT_SPECIFIC); \
    532 			f(a,&p); \
    533 			}
    534 
    535 #define M_ASN1_I2D_put_EXP_SET_opt(a,f,mtag,tag,v) \
    536 		if ((a != NULL) && (sk_num(a) != 0)) \
    537 			{ \
    538 			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
    539 			i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
    540 			}
    541 
    542 #define M_ASN1_I2D_put_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
    543 		if ((a != NULL) && (sk_num(a) != 0)) \
    544 			{ \
    545 			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
    546 			i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SEQUENCE); \
    547 			}
    548 
    549 #define M_ASN1_I2D_put_EXP_SEQUENCE_opt_type(type,a,f,mtag,tag,v) \
    550 		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
    551 			{ \
    552 			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
    553 			i2d_ASN1_SET_OF_##type(a,&p,f,tag,V_ASN1_UNIVERSAL, \
    554 					       IS_SEQUENCE); \
    555 			}
    556 
    557 #define M_ASN1_I2D_seq_total() \
    558 		r=ASN1_object_size(1,ret,V_ASN1_SEQUENCE); \
    559 		if (pp == NULL) return(r); \
    560 		p= *pp; \
    561 		ASN1_put_object(&p,1,ret,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
    562 
    563 #define M_ASN1_I2D_INF_seq_start(tag,ctx) \
    564 		*(p++)=(V_ASN1_CONSTRUCTED|(tag)|(ctx)); \
    565 		*(p++)=0x80
    566 
    567 #define M_ASN1_I2D_INF_seq_end() *(p++)=0x00; *(p++)=0x00
    568 
    569 #define M_ASN1_I2D_finish()	*pp=p; \
    570 				return(r);
    571 
    572 int asn1_GetSequence(ASN1_const_CTX *c, long *length);
    573 void asn1_add_error(const unsigned char *address,int offset);
    574 #ifdef  __cplusplus
    575 }
    576 #endif
    577 
    578 #endif
    579