text: /* crypto/asn1/asn1_mac.h */
  /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   * All rights reserved.
   *
   * This package is an SSL implementation written
   * by Eric Young (eay@cryptsoft.com).
   * The implementation was written so as to conform with Netscapes SSL.
   * 
   * This library is free for commercial and non-commercial use as long as
   * the following conditions are aheared to.  The following conditions
   * apply to all code found in this distribution, be it the RC4, RSA,
   * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
   * included with this distribution is covered by the same copyright terms
   * except that the holder is Tim Hudson (tjh@cryptsoft.com).
   * 
   * Copyright remains Eric Young's, and as such any Copyright notices in
   * the code are not to be removed.
   * If this package is used in a product, Eric Young should be given attribution
   * as the author of the parts of the library used.
   * This can be in the form of a textual message at program startup or
   * in documentation (online or textual) provided with the package.
   * 
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   * 3. All advertising materials mentioning features or use of this software
   *    must display the following acknowledgement:
   *    "This product includes cryptographic software written by
   *     Eric Young (eay@cryptsoft.com)"
   *    The word 'cryptographic' can be left out if the rouines from the library
   *    being used are not cryptographic related :-).
   * 4. If you include any Windows specific code (or a derivative thereof) from 
   *    the apps directory (application code) you must include an acknowledgement:
   *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
   * 
   * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * 
   * The licence and distribution terms for any publically available version or
   * derivative of this code cannot be changed.  i.e. this code cannot simply be
   * copied and put under another distribution licence
   * [including the GNU Public Licence.]
   */
  
  #ifndef HEADER_ASN1_MAC_H
  #define HEADER_ASN1_MAC_H
  
  #include <openssl/asn1.h>
  
  #ifdef  __cplusplus
  extern "C" {
  #endif
  
  #ifndef ASN1_MAC_ERR_LIB
  #define ASN1_MAC_ERR_LIB	ERR_LIB_ASN1
  #endif 
  
  #define ASN1_MAC_H_err(f,r,line) \
  	ERR_PUT_error(ASN1_MAC_ERR_LIB,(f),(r),__FILE__,(line))
  
  #define M_ASN1_D2I_vars(a,type,func) \
  	ASN1_const_CTX c; \
  	type ret=NULL; \
  	\
  	c.pp=(const unsigned char **)pp; \
  	c.q= *(const unsigned char **)pp; \
  	c.error=ERR_R_NESTED_ASN1_ERROR; \
  	if ((a == NULL) || ((*a) == NULL)) \
  		{ if ((ret=(type)func()) == NULL) \
  			{ c.line=__LINE__; goto err; } } \
  	else	ret=(*a);
  
  #define M_ASN1_D2I_Init() \
  	c.p= *(const unsigned char **)pp; \
  	c.max=(length == 0)?0:(c.p+length);
  
  #define M_ASN1_D2I_Finish_2(a) \
  	if (!asn1_const_Finish(&c)) \
  		{ c.line=__LINE__; goto err; } \
  	*(const unsigned char **)pp=c.p; \
  	if (a != NULL) (*a)=ret; \
  	return(ret);
  
  #define M_ASN1_D2I_Finish(a,func,e) \
  	M_ASN1_D2I_Finish_2(a); \
  err:\
  	ASN1_MAC_H_err((e),c.error,c.line); \
  	asn1_add_error(*(const unsigned char **)pp,(int)(c.q- *pp)); \
  	if ((ret != NULL) && ((a == NULL) || (*a != ret))) func(ret); \
  	return(NULL)
  
  #define M_ASN1_D2I_start_sequence() \
  	if (!asn1_GetSequence(&c,&length)) \
  		{ c.line=__LINE__; goto err; }
  /* Begin reading ASN1 without a surrounding sequence */
  #define M_ASN1_D2I_begin() \
  	c.slen = length;
  
  /* End reading ASN1 with no check on length */
  #define M_ASN1_D2I_Finish_nolen(a, func, e) \
  	*pp=c.p; \
  	if (a != NULL) (*a)=ret; \
  	return(ret); \
  err:\
  	ASN1_MAC_H_err((e),c.error,c.line); \
  	asn1_add_error(*pp,(int)(c.q- *pp)); \
  	if ((ret != NULL) && ((a == NULL) || (*a != ret))) func(ret); \
  	return(NULL)
  
  #define M_ASN1_D2I_end_sequence() \
  	(((c.inf&1) == 0)?(c.slen <= 0): \
  		(c.eos=ASN1_const_check_infinite_end(&c.p,c.slen)))
  
  /* Don't use this with d2i_ASN1_BOOLEAN() */
  #define M_ASN1_D2I_get(b, func) \
  	c.q=c.p; \
  	if (func(&(b),&c.p,c.slen) == NULL) \
  		{c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  /* Don't use this with d2i_ASN1_BOOLEAN() */
  #define M_ASN1_D2I_get_x(type,b,func) \
  	c.q=c.p; \
  	if (((D2I_OF(type))func)(&(b),&c.p,c.slen) == NULL) \
  		{c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  /* use this instead () */
  #define M_ASN1_D2I_get_int(b,func) \
  	c.q=c.p; \
  	if (func(&(b),&c.p,c.slen) < 0) \
  		{c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  #define M_ASN1_D2I_get_opt(b,func,type) \
  	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) \
  		== (V_ASN1_UNIVERSAL|(type)))) \
  		{ \
  		M_ASN1_D2I_get(b,func); \
  		}
  
  #define M_ASN1_D2I_get_int_opt(b,func,type) \
  	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) \
  		== (V_ASN1_UNIVERSAL|(type)))) \
  		{ \
  		M_ASN1_D2I_get_int(b,func); \
  		}
  
  #define M_ASN1_D2I_get_imp(b,func, type) \
  	M_ASN1_next=(_tmp& V_ASN1_CONSTRUCTED)|type; \
  	c.q=c.p; \
  	if (func(&(b),&c.p,c.slen) == NULL) \
  		{c.line=__LINE__; M_ASN1_next_prev = _tmp; goto err; } \
  	c.slen-=(c.p-c.q);\
  	M_ASN1_next_prev=_tmp;
  
  #define M_ASN1_D2I_get_IMP_opt(b,func,tag,type) \
  	if ((c.slen != 0) && ((M_ASN1_next & (~V_ASN1_CONSTRUCTED)) == \
  		(V_ASN1_CONTEXT_SPECIFIC|(tag)))) \
  		{ \
  		unsigned char _tmp = M_ASN1_next; \
  		M_ASN1_D2I_get_imp(b,func, type);\
  		}
  
  #define M_ASN1_D2I_get_set(r,func,free_func) \
  		M_ASN1_D2I_get_imp_set(r,func,free_func, \
  			V_ASN1_SET,V_ASN1_UNIVERSAL);
  
  #define M_ASN1_D2I_get_set_type(type,r,func,free_func) \
  		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func, \
  			V_ASN1_SET,V_ASN1_UNIVERSAL);
  
  #define M_ASN1_D2I_get_set_opt(r,func,free_func) \
  	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
  		V_ASN1_CONSTRUCTED|V_ASN1_SET)))\
  		{ M_ASN1_D2I_get_set(r,func,free_func); }
  
  #define M_ASN1_D2I_get_set_opt_type(type,r,func,free_func) \
  	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
  		V_ASN1_CONSTRUCTED|V_ASN1_SET)))\
  		{ M_ASN1_D2I_get_set_type(type,r,func,free_func); }
  
  #define M_ASN1_I2D_len_SET_opt(a,f) \
  	if ((a != NULL) && (sk_num(a) != 0)) \
  		M_ASN1_I2D_len_SET(a,f);
  
  #define M_ASN1_I2D_put_SET_opt(a,f) \
  	if ((a != NULL) && (sk_num(a) != 0)) \
  		M_ASN1_I2D_put_SET(a,f);
  
  #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
  	if ((a != NULL) && (sk_num(a) != 0)) \
  		M_ASN1_I2D_put_SEQUENCE(a,f);
  
  #define M_ASN1_I2D_put_SEQUENCE_opt_type(type,a,f) \
  	if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  		M_ASN1_I2D_put_SEQUENCE_type(type,a,f);
  
  #define M_ASN1_D2I_get_IMP_set_opt(b,func,free_func,tag) \
  	if ((c.slen != 0) && \
  		(M_ASN1_next == \
  		(V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
  		{ \
  		M_ASN1_D2I_get_imp_set(b,func,free_func,\
  			tag,V_ASN1_CONTEXT_SPECIFIC); \
  		}
  
  #define M_ASN1_D2I_get_IMP_set_opt_type(type,b,func,free_func,tag) \
  	if ((c.slen != 0) && \
  		(M_ASN1_next == \
  		(V_ASN1_CONTEXT_SPECIFIC|V_ASN1_CONSTRUCTED|(tag))))\
  		{ \
  		M_ASN1_D2I_get_imp_set_type(type,b,func,free_func,\
  			tag,V_ASN1_CONTEXT_SPECIFIC); \
  		}
  
  #define M_ASN1_D2I_get_seq(r,func,free_func) \
  		M_ASN1_D2I_get_imp_set(r,func,free_func,\
  			V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL);
  
  #define M_ASN1_D2I_get_seq_type(type,r,func,free_func) \
  		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,\
  					    V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
  
  #define M_ASN1_D2I_get_seq_opt(r,func,free_func) \
  	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
  		V_ASN1_CONSTRUCTED|V_ASN1_SEQUENCE)))\
  		{ M_ASN1_D2I_get_seq(r,func,free_func); }
  
  #define M_ASN1_D2I_get_seq_opt_type(type,r,func,free_func) \
  	if ((c.slen != 0) && (M_ASN1_next == (V_ASN1_UNIVERSAL| \
  		V_ASN1_CONSTRUCTED|V_ASN1_SEQUENCE)))\
  		{ M_ASN1_D2I_get_seq_type(type,r,func,free_func); }
  
  #define M_ASN1_D2I_get_IMP_set(r,func,free_func,x) \
  		M_ASN1_D2I_get_imp_set(r,func,free_func,\
  			x,V_ASN1_CONTEXT_SPECIFIC);
  
  #define M_ASN1_D2I_get_IMP_set_type(type,r,func,free_func,x) \
  		M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,\
  			x,V_ASN1_CONTEXT_SPECIFIC);
  
  #define M_ASN1_D2I_get_imp_set(r,func,free_func,a,b) \
  	c.q=c.p; \
  	if (d2i_ASN1_SET(&(r),&c.p,c.slen,(char *(*)())func,\
  		(void (*)())free_func,a,b) == NULL) \
  		{ c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  #define M_ASN1_D2I_get_imp_set_type(type,r,func,free_func,a,b) \
  	c.q=c.p; \
  	if (d2i_ASN1_SET_OF_##type(&(r),&c.p,c.slen,func,\
  				   free_func,a,b) == NULL) \
  		{ c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  #define M_ASN1_D2I_get_set_strings(r,func,a,b) \
  	c.q=c.p; \
  	if (d2i_ASN1_STRING_SET(&(r),&c.p,c.slen,a,b) == NULL) \
  		{ c.line=__LINE__; goto err; } \
  	c.slen-=(c.p-c.q);
  
  #define M_ASN1_D2I_get_EXP_opt(r,func,tag) \
  	if ((c.slen != 0L) && (M_ASN1_next == \
  		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
  		{ \
  		int Tinf,Ttag,Tclass; \
  		long Tlen; \
  		\
  		c.q=c.p; \
  		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
  		if (Tinf & 0x80) \
  			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
  			c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
  					Tlen = c.slen - (c.p - c.q) - 2; \
  		if (func(&(r),&c.p,Tlen) == NULL) \
  			{ c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
  			Tlen = c.slen - (c.p - c.q); \
  			if(!ASN1_const_check_infinite_end(&c.p, Tlen)) \
  				{ c.error=ERR_R_MISSING_ASN1_EOS; \
  				c.line=__LINE__; goto err; } \
  		}\
  		c.slen-=(c.p-c.q); \
  		}
  
  #define M_ASN1_D2I_get_EXP_set_opt(r,func,free_func,tag,b) \
  	if ((c.slen != 0) && (M_ASN1_next == \
  		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
  		{ \
  		int Tinf,Ttag,Tclass; \
  		long Tlen; \
  		\
  		c.q=c.p; \
  		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
  		if (Tinf & 0x80) \
  			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
  			c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
  					Tlen = c.slen - (c.p - c.q) - 2; \
  		if (d2i_ASN1_SET(&(r),&c.p,Tlen,(char *(*)())func, \
  			(void (*)())free_func, \
  			b,V_ASN1_UNIVERSAL) == NULL) \
  			{ c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
  			Tlen = c.slen - (c.p - c.q); \
  			if(!ASN1_check_infinite_end(&c.p, Tlen)) \
  				{ c.error=ERR_R_MISSING_ASN1_EOS; \
  				c.line=__LINE__; goto err; } \
  		}\
  		c.slen-=(c.p-c.q); \
  		}
  
  #define M_ASN1_D2I_get_EXP_set_opt_type(type,r,func,free_func,tag,b) \
  	if ((c.slen != 0) && (M_ASN1_next == \
  		(V_ASN1_CONSTRUCTED|V_ASN1_CONTEXT_SPECIFIC|tag))) \
  		{ \
  		int Tinf,Ttag,Tclass; \
  		long Tlen; \
  		\
  		c.q=c.p; \
  		Tinf=ASN1_get_object(&c.p,&Tlen,&Ttag,&Tclass,c.slen); \
  		if (Tinf & 0x80) \
  			{ c.error=ERR_R_BAD_ASN1_OBJECT_HEADER; \
  			c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) \
  					Tlen = c.slen - (c.p - c.q) - 2; \
  		if (d2i_ASN1_SET_OF_##type(&(r),&c.p,Tlen,func, \
  			free_func,b,V_ASN1_UNIVERSAL) == NULL) \
  			{ c.line=__LINE__; goto err; } \
  		if (Tinf == (V_ASN1_CONSTRUCTED+1)) { \
  			Tlen = c.slen - (c.p - c.q); \
  			if(!ASN1_check_infinite_end(&c.p, Tlen)) \
  				{ c.error=ERR_R_MISSING_ASN1_EOS; \
  				c.line=__LINE__; goto err; } \
  		}\
  		c.slen-=(c.p-c.q); \
  		}
  
  /* New macros */
  #define M_ASN1_New_Malloc(ret,type) \
  	if ((ret=(type *)OPENSSL_malloc(sizeof(type))) == NULL) \
  		{ c.line=__LINE__; goto err2; }
  
  #define M_ASN1_New(arg,func) \
  	if (((arg)=func()) == NULL) return(NULL)
  
  #define M_ASN1_New_Error(a) \
  /*	err:	ASN1_MAC_H_err((a),ERR_R_NESTED_ASN1_ERROR,c.line); \
  		return(NULL);*/ \
  	err2:	ASN1_MAC_H_err((a),ERR_R_MALLOC_FAILURE,c.line); \
  		return(NULL)
  
  
  /* BIG UGLY WARNING!  This is so damn ugly I wanna puke.  Unfortunately,
     some macros that use ASN1_const_CTX still insist on writing in the input
     stream.  ARGH!  ARGH!  ARGH!  Let's get rid of this macro package.
     Please?						-- Richard Levitte */
  #define M_ASN1_next		(*((unsigned char *)(c.p)))
  #define M_ASN1_next_prev	(*((unsigned char *)(c.q)))
  
  /*************************************************/
  
  #define M_ASN1_I2D_vars(a)	int r=0,ret=0; \
  				unsigned char *p; \
  				if (a == NULL) return(0)
  
  /* Length Macros */
  #define M_ASN1_I2D_len(a,f)	ret+=f(a,NULL)
  #define M_ASN1_I2D_len_IMP_opt(a,f)	if (a != NULL) M_ASN1_I2D_len(a,f)
  
  #define M_ASN1_I2D_len_SET(a,f) \
  		ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SET,V_ASN1_UNIVERSAL,IS_SET);
  
  #define M_ASN1_I2D_len_SET_type(type,a,f) \
  		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,V_ASN1_SET, \
  					    V_ASN1_UNIVERSAL,IS_SET);
  
  #define M_ASN1_I2D_len_SEQUENCE(a,f) \
  		ret+=i2d_ASN1_SET(a,NULL,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
  				  IS_SEQUENCE);
  
  #define M_ASN1_I2D_len_SEQUENCE_type(type,a,f) \
  		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,V_ASN1_SEQUENCE, \
  					    V_ASN1_UNIVERSAL,IS_SEQUENCE)
  
  #define M_ASN1_I2D_len_SEQUENCE_opt(a,f) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			M_ASN1_I2D_len_SEQUENCE(a,f);
  
  #define M_ASN1_I2D_len_SEQUENCE_opt_type(type,a,f) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			M_ASN1_I2D_len_SEQUENCE_type(type,a,f);
  
  #define M_ASN1_I2D_len_IMP_SET(a,f,x) \
  		ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC,IS_SET);
  
  #define M_ASN1_I2D_len_IMP_SET_type(type,a,f,x) \
  		ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
  					    V_ASN1_CONTEXT_SPECIFIC,IS_SET);
  
  #define M_ASN1_I2D_len_IMP_SET_opt(a,f,x) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
  					  IS_SET);
  
  #define M_ASN1_I2D_len_IMP_SET_opt_type(type,a,f,x) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
  					       V_ASN1_CONTEXT_SPECIFIC,IS_SET);
  
  #define M_ASN1_I2D_len_IMP_SEQUENCE(a,f,x) \
  		ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
  				  IS_SEQUENCE);
  
  #define M_ASN1_I2D_len_IMP_SEQUENCE_opt(a,f,x) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			ret+=i2d_ASN1_SET(a,NULL,f,x,V_ASN1_CONTEXT_SPECIFIC, \
  					  IS_SEQUENCE);
  
  #define M_ASN1_I2D_len_IMP_SEQUENCE_opt_type(type,a,f,x) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			ret+=i2d_ASN1_SET_OF_##type(a,NULL,f,x, \
  						    V_ASN1_CONTEXT_SPECIFIC, \
  						    IS_SEQUENCE);
  
  #define M_ASN1_I2D_len_EXP_opt(a,f,mtag,v) \
  		if (a != NULL)\
  			{ \
  			v=f(a,NULL); \
  			ret+=ASN1_object_size(1,v,mtag); \
  			}
  
  #define M_ASN1_I2D_len_EXP_SET_opt(a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_num(a) != 0))\
  			{ \
  			v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
  			ret+=ASN1_object_size(1,v,mtag); \
  			}
  
  #define M_ASN1_I2D_len_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_num(a) != 0))\
  			{ \
  			v=i2d_ASN1_SET(a,NULL,f,tag,V_ASN1_UNIVERSAL, \
  				       IS_SEQUENCE); \
  			ret+=ASN1_object_size(1,v,mtag); \
  			}
  
  #define M_ASN1_I2D_len_EXP_SEQUENCE_opt_type(type,a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0))\
  			{ \
  			v=i2d_ASN1_SET_OF_##type(a,NULL,f,tag, \
  						 V_ASN1_UNIVERSAL, \
  						 IS_SEQUENCE); \
  			ret+=ASN1_object_size(1,v,mtag); \
  			}
  
  /* Put Macros */
  #define M_ASN1_I2D_put(a,f)	f(a,&p)
  
  #define M_ASN1_I2D_put_IMP_opt(a,f,t)	\
  		if (a != NULL) \
  			{ \
  			unsigned char *q=p; \
  			f(a,&p); \
  			*q=(V_ASN1_CONTEXT_SPECIFIC|t|(*q&V_ASN1_CONSTRUCTED));\
  			}
  
  #define M_ASN1_I2D_put_SET(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SET,\
  			V_ASN1_UNIVERSAL,IS_SET)
  #define M_ASN1_I2D_put_SET_type(type,a,f) \
       i2d_ASN1_SET_OF_##type(a,&p,f,V_ASN1_SET,V_ASN1_UNIVERSAL,IS_SET)
  #define M_ASN1_I2D_put_IMP_SET(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
  			V_ASN1_CONTEXT_SPECIFIC,IS_SET)
  #define M_ASN1_I2D_put_IMP_SET_type(type,a,f,x) \
       i2d_ASN1_SET_OF_##type(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC,IS_SET)
  #define M_ASN1_I2D_put_IMP_SEQUENCE(a,f,x) i2d_ASN1_SET(a,&p,f,x,\
  			V_ASN1_CONTEXT_SPECIFIC,IS_SEQUENCE)
  
  #define M_ASN1_I2D_put_SEQUENCE(a,f) i2d_ASN1_SET(a,&p,f,V_ASN1_SEQUENCE,\
  					     V_ASN1_UNIVERSAL,IS_SEQUENCE)
  
  #define M_ASN1_I2D_put_SEQUENCE_type(type,a,f) \
       i2d_ASN1_SET_OF_##type(a,&p,f,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL, \
  			    IS_SEQUENCE)
  
  #define M_ASN1_I2D_put_SEQUENCE_opt(a,f) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			M_ASN1_I2D_put_SEQUENCE(a,f);
  
  #define M_ASN1_I2D_put_IMP_SET_opt(a,f,x) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			{ i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
  				       IS_SET); }
  
  #define M_ASN1_I2D_put_IMP_SET_opt_type(type,a,f,x) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			{ i2d_ASN1_SET_OF_##type(a,&p,f,x, \
  						 V_ASN1_CONTEXT_SPECIFIC, \
  						 IS_SET); }
  
  #define M_ASN1_I2D_put_IMP_SEQUENCE_opt(a,f,x) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			{ i2d_ASN1_SET(a,&p,f,x,V_ASN1_CONTEXT_SPECIFIC, \
  				       IS_SEQUENCE); }
  
  #define M_ASN1_I2D_put_IMP_SEQUENCE_opt_type(type,a,f,x) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			{ i2d_ASN1_SET_OF_##type(a,&p,f,x, \
  						 V_ASN1_CONTEXT_SPECIFIC, \
  						 IS_SEQUENCE); }
  
  #define M_ASN1_I2D_put_EXP_opt(a,f,tag,v) \
  		if (a != NULL) \
  			{ \
  			ASN1_put_object(&p,1,v,tag,V_ASN1_CONTEXT_SPECIFIC); \
  			f(a,&p); \
  			}
  
  #define M_ASN1_I2D_put_EXP_SET_opt(a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			{ \
  			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
  			i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SET); \
  			}
  
  #define M_ASN1_I2D_put_EXP_SEQUENCE_opt(a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_num(a) != 0)) \
  			{ \
  			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
  			i2d_ASN1_SET(a,&p,f,tag,V_ASN1_UNIVERSAL,IS_SEQUENCE); \
  			}
  
  #define M_ASN1_I2D_put_EXP_SEQUENCE_opt_type(type,a,f,mtag,tag,v) \
  		if ((a != NULL) && (sk_##type##_num(a) != 0)) \
  			{ \
  			ASN1_put_object(&p,1,v,mtag,V_ASN1_CONTEXT_SPECIFIC); \
  			i2d_ASN1_SET_OF_##type(a,&p,f,tag,V_ASN1_UNIVERSAL, \
  					       IS_SEQUENCE); \
  			}
  
  #define M_ASN1_I2D_seq_total() \
  		r=ASN1_object_size(1,ret,V_ASN1_SEQUENCE); \
  		if (pp == NULL) return(r); \
  		p= *pp; \
  		ASN1_put_object(&p,1,ret,V_ASN1_SEQUENCE,V_ASN1_UNIVERSAL)
  
  #define M_ASN1_I2D_INF_seq_start(tag,ctx) \
  		*(p++)=(V_ASN1_CONSTRUCTED|(tag)|(ctx)); \
  		*(p++)=0x80
  
  #define M_ASN1_I2D_INF_seq_end() *(p++)=0x00; *(p++)=0x00
  
  #define M_ASN1_I2D_finish()	*pp=p; \
  				return(r);
  
  int asn1_GetSequence(ASN1_const_CTX *c, long *length);
  void asn1_add_error(const unsigned char *address,int offset);
  #ifdef  __cplusplus
  }
  #endif
  
  #endif
  