openssl headers update

git-svn-id: http://svn.miranda-ng.org/main/trunk@16500 1316c22d-e87f-b044-9b9b-93d7a3e3ba9c

1 files changed, 973 insertions, 960 deletions

diff --git a/include/openssl/asn1t.h b/include/openssl/asn1t.h
index 8b04e1ea69..99bc0eecf3 100644
--- a/include/openssl/asn1t.h
+++ b/include/openssl/asn1t.h
@@ -1,960 +1,973 @@
-/* asn1t.h */

-/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL

- * project 2000.

- */

-/* ====================================================================

- * Copyright (c) 2000-2005 The OpenSSL Project.  All rights reserved.

- *

- * 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 above 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 acknowledgment:

- *    "This product includes software developed by the OpenSSL Project

- *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"

- *

- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to

- *    endorse or promote products derived from this software without

- *    prior written permission. For written permission, please contact

- *    licensing@OpenSSL.org.

- *

- * 5. Products derived from this software may not be called "OpenSSL"

- *    nor may "OpenSSL" appear in their names without prior written

- *    permission of the OpenSSL Project.

- *

- * 6. Redistributions of any form whatsoever must retain the following

- *    acknowledgment:

- *    "This product includes software developed by the OpenSSL Project

- *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"

- *

- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY

- * EXPRESSED 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 OpenSSL PROJECT OR

- * ITS 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.

- * ====================================================================

- *

- * This product includes cryptographic software written by Eric Young

- * (eay@cryptsoft.com).  This product includes software written by Tim

- * Hudson (tjh@cryptsoft.com).

- *

- */

-#ifndef HEADER_ASN1T_H

-#define HEADER_ASN1T_H

-

-#include <stddef.h>

-#include <openssl/e_os2.h>

-#include <openssl/asn1.h>

-

-#ifdef OPENSSL_BUILD_SHLIBCRYPTO

-# undef OPENSSL_EXTERN

-# define OPENSSL_EXTERN OPENSSL_EXPORT

-#endif

-

-/* ASN1 template defines, structures and functions */

-

-#ifdef  __cplusplus

-extern "C" {

-#endif

-

-

-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION

-

-/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */

-#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr))

-

-

-/* Macros for start and end of ASN1_ITEM definition */

-

-#define ASN1_ITEM_start(itname) \

-	OPENSSL_GLOBAL const ASN1_ITEM itname##_it = {

-

-#define ASN1_ITEM_end(itname) \

-		};

-

-#else

-

-/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */

-#define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr()))

-

-

-/* Macros for start and end of ASN1_ITEM definition */

-

-#define ASN1_ITEM_start(itname) \

-	const ASN1_ITEM * itname##_it(void) \

-	{ \

-		static const ASN1_ITEM local_it = {

-

-#define ASN1_ITEM_end(itname) \

-		}; \

-	return &local_it; \

-	}

-

-#endif

-

-

-/* Macros to aid ASN1 template writing */

-

-#define ASN1_ITEM_TEMPLATE(tname) \

-	static const ASN1_TEMPLATE tname##_item_tt

-

-#define ASN1_ITEM_TEMPLATE_END(tname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_PRIMITIVE,\

-		-1,\

-		&tname##_item_tt,\

-		0,\

-		NULL,\

-		0,\

-		#tname \

-	ASN1_ITEM_end(tname)

-

-

-/* This is a ASN1 type which just embeds a template */

-

-/* This pair helps declare a SEQUENCE. We can do:

- *

- * 	ASN1_SEQUENCE(stname) = {

- * 		... SEQUENCE components ...

- * 	} ASN1_SEQUENCE_END(stname)

- *

- * 	This will produce an ASN1_ITEM called stname_it

- *	for a structure called stname.

- *

- * 	If you want the same structure but a different

- *	name then use:

- *

- * 	ASN1_SEQUENCE(itname) = {

- * 		... SEQUENCE components ...

- * 	} ASN1_SEQUENCE_END_name(stname, itname)

- *

- *	This will create an item called itname_it using

- *	a structure called stname.

- */

-

-#define ASN1_SEQUENCE(tname) \

-	static const ASN1_TEMPLATE tname##_seq_tt[]

-

-#define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)

-

-#define ASN1_SEQUENCE_END_name(stname, tname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_SEQUENCE,\

-		V_ASN1_SEQUENCE,\

-		tname##_seq_tt,\

-		sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\

-		NULL,\

-		sizeof(stname),\

-		#stname \

-	ASN1_ITEM_end(tname)

-

-#define ASN1_NDEF_SEQUENCE(tname) \

-	ASN1_SEQUENCE(tname)

-

-#define ASN1_NDEF_SEQUENCE_cb(tname, cb) \

-	ASN1_SEQUENCE_cb(tname, cb)

-

-#define ASN1_SEQUENCE_cb(tname, cb) \

-	static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \

-	ASN1_SEQUENCE(tname)

-

-#define ASN1_BROKEN_SEQUENCE(tname) \

-	static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \

-	ASN1_SEQUENCE(tname)

-

-#define ASN1_SEQUENCE_ref(tname, cb, lck) \

-	static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \

-	ASN1_SEQUENCE(tname)

-

-#define ASN1_SEQUENCE_enc(tname, enc, cb) \

-	static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \

-	ASN1_SEQUENCE(tname)

-

-#define ASN1_NDEF_SEQUENCE_END(tname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_NDEF_SEQUENCE,\

-		V_ASN1_SEQUENCE,\

-		tname##_seq_tt,\

-		sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\

-		NULL,\

-		sizeof(tname),\

-		#tname \

-	ASN1_ITEM_end(tname)

-

-#define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname)

-

-#define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)

-

-#define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)

-

-#define ASN1_SEQUENCE_END_ref(stname, tname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_SEQUENCE,\

-		V_ASN1_SEQUENCE,\

-		tname##_seq_tt,\

-		sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\

-		&tname##_aux,\

-		sizeof(stname),\

-		#stname \

-	ASN1_ITEM_end(tname)

-

-#define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_NDEF_SEQUENCE,\

-		V_ASN1_SEQUENCE,\

-		tname##_seq_tt,\

-		sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\

-		&tname##_aux,\

-		sizeof(stname),\

-		#stname \

-	ASN1_ITEM_end(tname)

-

-

-/* This pair helps declare a CHOICE type. We can do:

- *

- * 	ASN1_CHOICE(chname) = {

- * 		... CHOICE options ...

- * 	ASN1_CHOICE_END(chname)

- *

- * 	This will produce an ASN1_ITEM called chname_it

- *	for a structure called chname. The structure

- *	definition must look like this:

- *	typedef struct {

- *		int type;

- *		union {

- *			ASN1_SOMETHING *opt1;

- *			ASN1_SOMEOTHER *opt2;

- *		} value;

- *	} chname;

- *

- *	the name of the selector must be 'type'.

- * 	to use an alternative selector name use the

- *      ASN1_CHOICE_END_selector() version.

- */

-

-#define ASN1_CHOICE(tname) \

-	static const ASN1_TEMPLATE tname##_ch_tt[]

-

-#define ASN1_CHOICE_cb(tname, cb) \

-	static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \

-	ASN1_CHOICE(tname)

-

-#define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname)

-

-#define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type)

-

-#define ASN1_CHOICE_END_selector(stname, tname, selname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_CHOICE,\

-		offsetof(stname,selname) ,\

-		tname##_ch_tt,\

-		sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\

-		NULL,\

-		sizeof(stname),\

-		#stname \

-	ASN1_ITEM_end(tname)

-

-#define ASN1_CHOICE_END_cb(stname, tname, selname) \

-	;\

-	ASN1_ITEM_start(tname) \

-		ASN1_ITYPE_CHOICE,\

-		offsetof(stname,selname) ,\

-		tname##_ch_tt,\

-		sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\

-		&tname##_aux,\

-		sizeof(stname),\

-		#stname \

-	ASN1_ITEM_end(tname)

-

-/* This helps with the template wrapper form of ASN1_ITEM */

-

-#define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \

-	(flags), (tag), 0,\

-	#name, ASN1_ITEM_ref(type) }

-

-/* These help with SEQUENCE or CHOICE components */

-

-/* used to declare other types */

-

-#define ASN1_EX_TYPE(flags, tag, stname, field, type) { \

-	(flags), (tag), offsetof(stname, field),\

-	#field, ASN1_ITEM_ref(type) }

-

-/* used when the structure is combined with the parent */

-

-#define ASN1_EX_COMBINE(flags, tag, type) { \

-	(flags)|ASN1_TFLG_COMBINE, (tag), 0, NULL, ASN1_ITEM_ref(type) }

-

-/* implicit and explicit helper macros */

-

-#define ASN1_IMP_EX(stname, field, type, tag, ex) \

-		ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type)

-

-#define ASN1_EXP_EX(stname, field, type, tag, ex) \

-		ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type)

-

-/* Any defined by macros: the field used is in the table itself */

-

-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION

-#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }

-#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }

-#else

-#define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb }

-#define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb }

-#endif

-/* Plain simple type */

-#define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type)

-

-/* OPTIONAL simple type */

-#define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type)

-

-/* IMPLICIT tagged simple type */

-#define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0)

-

-/* IMPLICIT tagged OPTIONAL simple type */

-#define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)

-

-/* Same as above but EXPLICIT */

-

-#define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0)

-#define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)

-

-/* SEQUENCE OF type */

-#define ASN1_SEQUENCE_OF(stname, field, type) \

-		ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type)

-

-/* OPTIONAL SEQUENCE OF */

-#define ASN1_SEQUENCE_OF_OPT(stname, field, type) \

-		ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)

-

-/* Same as above but for SET OF */

-

-#define ASN1_SET_OF(stname, field, type) \

-		ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type)

-

-#define ASN1_SET_OF_OPT(stname, field, type) \

-		ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)

-

-/* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */

-

-#define ASN1_IMP_SET_OF(stname, field, type, tag) \

-			ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)

-

-#define ASN1_EXP_SET_OF(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)

-

-#define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \

-			ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)

-

-#define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)

-

-#define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \

-			ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)

-

-#define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \

-			ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)

-

-#define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)

-

-#define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)

-

-/* EXPLICIT using indefinite length constructed form */

-#define ASN1_NDEF_EXP(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF)

-

-/* EXPLICIT OPTIONAL using indefinite length constructed form */

-#define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \

-			ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF)

-

-/* Macros for the ASN1_ADB structure */

-

-#define ASN1_ADB(name) \

-	static const ASN1_ADB_TABLE name##_adbtbl[]

-

-#ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION

-

-#define ASN1_ADB_END(name, flags, field, app_table, def, none) \

-	;\

-	static const ASN1_ADB name##_adb = {\

-		flags,\

-		offsetof(name, field),\

-		app_table,\

-		name##_adbtbl,\

-		sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\

-		def,\

-		none\

-	}

-

-#else

-

-#define ASN1_ADB_END(name, flags, field, app_table, def, none) \

-	;\

-	static const ASN1_ITEM *name##_adb(void) \

-	{ \

-	static const ASN1_ADB internal_adb = \

-		{\

-		flags,\

-		offsetof(name, field),\

-		app_table,\

-		name##_adbtbl,\

-		sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\

-		def,\

-		none\

-		}; \

-		return (const ASN1_ITEM *) &internal_adb; \

-	} \

-	void dummy_function(void)

-

-#endif

-

-#define ADB_ENTRY(val, template) {val, template}

-

-#define ASN1_ADB_TEMPLATE(name) \

-	static const ASN1_TEMPLATE name##_tt

-

-/* This is the ASN1 template structure that defines

- * a wrapper round the actual type. It determines the

- * actual position of the field in the value structure,

- * various flags such as OPTIONAL and the field name.

- */

-

-struct ASN1_TEMPLATE_st {

-unsigned long flags;		/* Various flags */

-long tag;			/* tag, not used if no tagging */

-unsigned long offset;		/* Offset of this field in structure */

-#ifndef NO_ASN1_FIELD_NAMES

-const char *field_name;		/* Field name */

-#endif

-ASN1_ITEM_EXP *item;		/* Relevant ASN1_ITEM or ASN1_ADB */

-};

-

-/* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */

-

-#define ASN1_TEMPLATE_item(t) (t->item_ptr)

-#define ASN1_TEMPLATE_adb(t) (t->item_ptr)

-

-typedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE;

-typedef struct ASN1_ADB_st ASN1_ADB;

-

-struct ASN1_ADB_st {

-	unsigned long flags;	/* Various flags */

-	unsigned long offset;	/* Offset of selector field */

-	STACK_OF(ASN1_ADB_TABLE) **app_items; /* Application defined items */

-	const ASN1_ADB_TABLE *tbl;	/* Table of possible types */

-	long tblcount;		/* Number of entries in tbl */

-	const ASN1_TEMPLATE *default_tt;  /* Type to use if no match */

-	const ASN1_TEMPLATE *null_tt;  /* Type to use if selector is NULL */

-};

-

-struct ASN1_ADB_TABLE_st {

-	long value;		/* NID for an object or value for an int */

-	const ASN1_TEMPLATE tt;		/* item for this value */

-};

-

-/* template flags */

-

-/* Field is optional */

-#define ASN1_TFLG_OPTIONAL	(0x1)

-

-/* Field is a SET OF */

-#define ASN1_TFLG_SET_OF	(0x1 << 1)

-

-/* Field is a SEQUENCE OF */

-#define ASN1_TFLG_SEQUENCE_OF	(0x2 << 1)

-

-/* Special case: this refers to a SET OF that

- * will be sorted into DER order when encoded *and*

- * the corresponding STACK will be modified to match

- * the new order.

- */

-#define ASN1_TFLG_SET_ORDER	(0x3 << 1)

-

-/* Mask for SET OF or SEQUENCE OF */

-#define ASN1_TFLG_SK_MASK	(0x3 << 1)

-

-/* These flags mean the tag should be taken from the

- * tag field. If EXPLICIT then the underlying type

- * is used for the inner tag.

- */

-

-/* IMPLICIT tagging */

-#define ASN1_TFLG_IMPTAG	(0x1 << 3)

-

-

-/* EXPLICIT tagging, inner tag from underlying type */

-#define ASN1_TFLG_EXPTAG	(0x2 << 3)

-

-#define ASN1_TFLG_TAG_MASK	(0x3 << 3)

-

-/* context specific IMPLICIT */

-#define ASN1_TFLG_IMPLICIT	ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT

-

-/* context specific EXPLICIT */

-#define ASN1_TFLG_EXPLICIT	ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT

-

-/* If tagging is in force these determine the

- * type of tag to use. Otherwise the tag is

- * determined by the underlying type. These

- * values reflect the actual octet format.

- */

-

-/* Universal tag */

-#define ASN1_TFLG_UNIVERSAL	(0x0<<6)

-/* Application tag */

-#define ASN1_TFLG_APPLICATION	(0x1<<6)

-/* Context specific tag */

-#define ASN1_TFLG_CONTEXT	(0x2<<6)

-/* Private tag */

-#define ASN1_TFLG_PRIVATE	(0x3<<6)

-

-#define ASN1_TFLG_TAG_CLASS	(0x3<<6)

-

-/* These are for ANY DEFINED BY type. In this case

- * the 'item' field points to an ASN1_ADB structure

- * which contains a table of values to decode the

- * relevant type

- */

-

-#define ASN1_TFLG_ADB_MASK	(0x3<<8)

-

-#define ASN1_TFLG_ADB_OID	(0x1<<8)

-

-#define ASN1_TFLG_ADB_INT	(0x1<<9)

-

-/* This flag means a parent structure is passed

- * instead of the field: this is useful is a

- * SEQUENCE is being combined with a CHOICE for

- * example. Since this means the structure and

- * item name will differ we need to use the

- * ASN1_CHOICE_END_name() macro for example.

- */

-

-#define ASN1_TFLG_COMBINE	(0x1<<10)

-

-/* This flag when present in a SEQUENCE OF, SET OF

- * or EXPLICIT causes indefinite length constructed

- * encoding to be used if required.

- */

-

-#define ASN1_TFLG_NDEF		(0x1<<11)

-

-/* This is the actual ASN1 item itself */

-

-struct ASN1_ITEM_st {

-char itype;			/* The item type, primitive, SEQUENCE, CHOICE or extern */

-long utype;			/* underlying type */

-const ASN1_TEMPLATE *templates;	/* If SEQUENCE or CHOICE this contains the contents */

-long tcount;			/* Number of templates if SEQUENCE or CHOICE */

-const void *funcs;		/* functions that handle this type */

-long size;			/* Structure size (usually)*/

-#ifndef NO_ASN1_FIELD_NAMES

-const char *sname;		/* Structure name */

-#endif

-};

-

-/* These are values for the itype field and

- * determine how the type is interpreted.

- *

- * For PRIMITIVE types the underlying type

- * determines the behaviour if items is NULL.

- *

- * Otherwise templates must contain a single

- * template and the type is treated in the

- * same way as the type specified in the template.

- *

- * For SEQUENCE types the templates field points

- * to the members, the size field is the

- * structure size.

- *

- * For CHOICE types the templates field points

- * to each possible member (typically a union)

- * and the 'size' field is the offset of the

- * selector.

- *

- * The 'funcs' field is used for application

- * specific functions.

- *

- * For COMPAT types the funcs field gives a

- * set of functions that handle this type, this

- * supports the old d2i, i2d convention.

- *

- * The EXTERN type uses a new style d2i/i2d.

- * The new style should be used where possible

- * because it avoids things like the d2i IMPLICIT

- * hack.

- *

- * MSTRING is a multiple string type, it is used

- * for a CHOICE of character strings where the

- * actual strings all occupy an ASN1_STRING

- * structure. In this case the 'utype' field

- * has a special meaning, it is used as a mask

- * of acceptable types using the B_ASN1 constants.

- *

- * NDEF_SEQUENCE is the same as SEQUENCE except

- * that it will use indefinite length constructed

- * encoding if requested.

- *

- */

-

-#define ASN1_ITYPE_PRIMITIVE		0x0

-

-#define ASN1_ITYPE_SEQUENCE		0x1

-

-#define ASN1_ITYPE_CHOICE		0x2

-

-#define ASN1_ITYPE_COMPAT		0x3

-

-#define ASN1_ITYPE_EXTERN		0x4

-

-#define ASN1_ITYPE_MSTRING		0x5

-

-#define ASN1_ITYPE_NDEF_SEQUENCE	0x6

-

-/* Cache for ASN1 tag and length, so we

- * don't keep re-reading it for things

- * like CHOICE

- */

-

-struct ASN1_TLC_st{

-	char valid;	/* Values below are valid */

-	int ret;	/* return value */

-	long plen;	/* length */

-	int ptag;	/* class value */

-	int pclass;	/* class value */

-	int hdrlen;	/* header length */

-};

-

-/* Typedefs for ASN1 function pointers */

-

-typedef ASN1_VALUE * ASN1_new_func(void);

-typedef void ASN1_free_func(ASN1_VALUE *a);

-typedef ASN1_VALUE * ASN1_d2i_func(ASN1_VALUE **a, const unsigned char ** in, long length);

-typedef int ASN1_i2d_func(ASN1_VALUE * a, unsigned char **in);

-

-typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it,

-					int tag, int aclass, char opt, ASN1_TLC *ctx);

-

-typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass);

-typedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it);

-typedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it);

-

-typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval,

-						int indent, const char *fname,

-						const ASN1_PCTX *pctx);

-

-typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);

-typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it);

-typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval, const ASN1_ITEM *it, int indent, const ASN1_PCTX *pctx);

-

-typedef struct ASN1_COMPAT_FUNCS_st {

-	ASN1_new_func *asn1_new;

-	ASN1_free_func *asn1_free;

-	ASN1_d2i_func *asn1_d2i;

-	ASN1_i2d_func *asn1_i2d;

-} ASN1_COMPAT_FUNCS;

-

-typedef struct ASN1_EXTERN_FUNCS_st {

-	void *app_data;

-	ASN1_ex_new_func *asn1_ex_new;

-	ASN1_ex_free_func *asn1_ex_free;

-	ASN1_ex_free_func *asn1_ex_clear;

-	ASN1_ex_d2i *asn1_ex_d2i;

-	ASN1_ex_i2d *asn1_ex_i2d;

-	ASN1_ex_print_func *asn1_ex_print;

-} ASN1_EXTERN_FUNCS;

-

-typedef struct ASN1_PRIMITIVE_FUNCS_st {

-	void *app_data;

-	unsigned long flags;

-	ASN1_ex_new_func *prim_new;

-	ASN1_ex_free_func *prim_free;

-	ASN1_ex_free_func *prim_clear;

-	ASN1_primitive_c2i *prim_c2i;

-	ASN1_primitive_i2c *prim_i2c;

-	ASN1_primitive_print *prim_print;

-} ASN1_PRIMITIVE_FUNCS;

-

-/* This is the ASN1_AUX structure: it handles various

- * miscellaneous requirements. For example the use of

- * reference counts and an informational callback.

- *

- * The "informational callback" is called at various

- * points during the ASN1 encoding and decoding. It can

- * be used to provide minor customisation of the structures

- * used. This is most useful where the supplied routines

- * *almost* do the right thing but need some extra help

- * at a few points. If the callback returns zero then

- * it is assumed a fatal error has occurred and the

- * main operation should be abandoned.

- *

- * If major changes in the default behaviour are required

- * then an external type is more appropriate.

- */

-

-typedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it,

-				void *exarg);

-

-typedef struct ASN1_AUX_st {

-	void *app_data;

-	int flags;

-	int ref_offset;		/* Offset of reference value */

-	int ref_lock;		/* Lock type to use */

-	ASN1_aux_cb *asn1_cb;

-	int enc_offset;		/* Offset of ASN1_ENCODING structure */

-} ASN1_AUX;

-

-/* For print related callbacks exarg points to this structure */

-typedef struct ASN1_PRINT_ARG_st {

-	BIO *out;

-	int indent;

-	const ASN1_PCTX *pctx;

-} ASN1_PRINT_ARG;

-

-/* For streaming related callbacks exarg points to this structure */

-typedef struct ASN1_STREAM_ARG_st {

-	/* BIO to stream through */

-	BIO *out;

-	/* BIO with filters appended */

-	BIO *ndef_bio;

-	/* Streaming I/O boundary */

-	unsigned char **boundary;

-} ASN1_STREAM_ARG;

-

-/* Flags in ASN1_AUX */

-

-/* Use a reference count */

-#define ASN1_AFLG_REFCOUNT	1

-/* Save the encoding of structure (useful for signatures) */

-#define ASN1_AFLG_ENCODING	2

-/* The Sequence length is invalid */

-#define ASN1_AFLG_BROKEN	4

-

-/* operation values for asn1_cb */

-

-#define ASN1_OP_NEW_PRE		0

-#define ASN1_OP_NEW_POST	1

-#define ASN1_OP_FREE_PRE	2

-#define ASN1_OP_FREE_POST	3

-#define ASN1_OP_D2I_PRE		4

-#define ASN1_OP_D2I_POST	5

-#define ASN1_OP_I2D_PRE		6

-#define ASN1_OP_I2D_POST	7

-#define ASN1_OP_PRINT_PRE	8

-#define ASN1_OP_PRINT_POST	9

-#define ASN1_OP_STREAM_PRE	10

-#define ASN1_OP_STREAM_POST	11

-#define ASN1_OP_DETACHED_PRE	12

-#define ASN1_OP_DETACHED_POST	13

-

-/* Macro to implement a primitive type */

-#define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0)

-#define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \

-				ASN1_ITEM_start(itname) \

-					ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \

-				ASN1_ITEM_end(itname)

-

-/* Macro to implement a multi string type */

-#define IMPLEMENT_ASN1_MSTRING(itname, mask) \

-				ASN1_ITEM_start(itname) \

-					ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \

-				ASN1_ITEM_end(itname)

-

-/* Macro to implement an ASN1_ITEM in terms of old style funcs */

-

-#define IMPLEMENT_COMPAT_ASN1(sname) IMPLEMENT_COMPAT_ASN1_type(sname, V_ASN1_SEQUENCE)

-

-#define IMPLEMENT_COMPAT_ASN1_type(sname, tag) \

-	static const ASN1_COMPAT_FUNCS sname##_ff = { \

-		(ASN1_new_func *)sname##_new, \

-		(ASN1_free_func *)sname##_free, \

-		(ASN1_d2i_func *)d2i_##sname, \

-		(ASN1_i2d_func *)i2d_##sname, \

-	}; \

-	ASN1_ITEM_start(sname) \

-		ASN1_ITYPE_COMPAT, \

-		tag, \

-		NULL, \

-		0, \

-		&sname##_ff, \

-		0, \

-		#sname \

-	ASN1_ITEM_end(sname)

-

-#define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \

-	ASN1_ITEM_start(sname) \

-		ASN1_ITYPE_EXTERN, \

-		tag, \

-		NULL, \

-		0, \

-		&fptrs, \

-		0, \

-		#sname \

-	ASN1_ITEM_end(sname)

-

-/* Macro to implement standard functions in terms of ASN1_ITEM structures */

-

-#define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname)

-

-#define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname)

-

-#define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \

-			IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)

-

-#define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \

-		IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname)

-

-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \

-		IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)

-

-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \

-	pre stname *fname##_new(void) \

-	{ \

-		return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \

-	} \

-	pre void fname##_free(stname *a) \

-	{ \

-		ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \

-	}

-

-#define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \

-	stname *fname##_new(void) \

-	{ \

-		return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \

-	} \

-	void fname##_free(stname *a) \

-	{ \

-		ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \

-	}

-

-#define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \

-	IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \

-	IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)

-

-#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \

-	stname *d2i_##fname(stname **a, const unsigned char **in, long len) \

-	{ \

-		return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\

-	} \

-	int i2d_##fname(stname *a, unsigned char **out) \

-	{ \

-		return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\

-	}

-

-#define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \

-	int i2d_##stname##_NDEF(stname *a, unsigned char **out) \

-	{ \

-		return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\

-	}

-

-/* This includes evil casts to remove const: they will go away when full

- * ASN1 constification is done.

- */

-#define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \

-	stname *d2i_##fname(stname **a, const unsigned char **in, long len) \

-	{ \

-		return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\

-	} \

-	int i2d_##fname(const stname *a, unsigned char **out) \

-	{ \

-		return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\

-	}

-

-#define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \

-	stname * stname##_dup(stname *x) \

-        { \

-        return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \

-        }

-

-#define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \

-	IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname)

-

-#define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \

-	int fname##_print_ctx(BIO *out, stname *x, int indent, \

-						const ASN1_PCTX *pctx) \

-	{ \

-		return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \

-			ASN1_ITEM_rptr(itname), pctx); \

-	}

-

-#define IMPLEMENT_ASN1_FUNCTIONS_const(name) \

-		IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)

-

-#define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \

-	IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \

-	IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)

-

-/* external definitions for primitive types */

-

-DECLARE_ASN1_ITEM(ASN1_BOOLEAN)

-DECLARE_ASN1_ITEM(ASN1_TBOOLEAN)

-DECLARE_ASN1_ITEM(ASN1_FBOOLEAN)

-DECLARE_ASN1_ITEM(ASN1_SEQUENCE)

-DECLARE_ASN1_ITEM(CBIGNUM)

-DECLARE_ASN1_ITEM(BIGNUM)

-DECLARE_ASN1_ITEM(LONG)

-DECLARE_ASN1_ITEM(ZLONG)

-

-DECLARE_STACK_OF(ASN1_VALUE)

-

-/* Functions used internally by the ASN1 code */

-

-int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it);

-void ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it);

-int ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);

-int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it);

-

-void ASN1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);

-int ASN1_template_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_TEMPLATE *tt);

-int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len, const ASN1_ITEM *it,

-				int tag, int aclass, char opt, ASN1_TLC *ctx);

-

-int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_ITEM *it, int tag, int aclass);

-int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out, const ASN1_TEMPLATE *tt);

-void ASN1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it);

-

-int asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype, const ASN1_ITEM *it);

-int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len, int utype, char *free_cont, const ASN1_ITEM *it);

-

-int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it);

-int asn1_set_choice_selector(ASN1_VALUE **pval, int value, const ASN1_ITEM *it);

-

-ASN1_VALUE ** asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);

-

-const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt, int nullerr);

-

-int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it);

-

-void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it);

-void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it);

-int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval, const ASN1_ITEM *it);

-int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen, const ASN1_ITEM *it);

-

-#ifdef  __cplusplus

-}

-#endif

-#endif

+/* asn1t.h */
+/*
+ * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
+ * 2000.
+ */
+/* ====================================================================
+ * Copyright (c) 2000-2005 The OpenSSL Project.  All rights reserved.
+ *
+ * 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 above 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 acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
+ *
+ * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
+ *    endorse or promote products derived from this software without
+ *    prior written permission. For written permission, please contact
+ *    licensing@OpenSSL.org.
+ *
+ * 5. Products derived from this software may not be called "OpenSSL"
+ *    nor may "OpenSSL" appear in their names without prior written
+ *    permission of the OpenSSL Project.
+ *
+ * 6. Redistributions of any form whatsoever must retain the following
+ *    acknowledgment:
+ *    "This product includes software developed by the OpenSSL Project
+ *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
+ * EXPRESSED 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 OpenSSL PROJECT OR
+ * ITS 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.
+ * ====================================================================
+ *
+ * This product includes cryptographic software written by Eric Young
+ * (eay@cryptsoft.com).  This product includes software written by Tim
+ * Hudson (tjh@cryptsoft.com).
+ *
+ */
+#ifndef HEADER_ASN1T_H
+# define HEADER_ASN1T_H
+
+# include <stddef.h>
+# include <openssl/e_os2.h>
+# include <openssl/asn1.h>
+
+# ifdef OPENSSL_BUILD_SHLIBCRYPTO
+#  undef OPENSSL_EXTERN
+#  define OPENSSL_EXTERN OPENSSL_EXPORT
+# endif
+
+/* ASN1 template defines, structures and functions */
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+
+/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
+#  define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr))
+
+/* Macros for start and end of ASN1_ITEM definition */
+
+#  define ASN1_ITEM_start(itname) \
+        OPENSSL_GLOBAL const ASN1_ITEM itname##_it = {
+
+#  define ASN1_ITEM_end(itname) \
+                };
+
+# else
+
+/* Macro to obtain ASN1_ADB pointer from a type (only used internally) */
+#  define ASN1_ADB_ptr(iptr) ((const ASN1_ADB *)(iptr()))
+
+/* Macros for start and end of ASN1_ITEM definition */
+
+#  define ASN1_ITEM_start(itname) \
+        const ASN1_ITEM * itname##_it(void) \
+        { \
+                static const ASN1_ITEM local_it = {
+
+#  define ASN1_ITEM_end(itname) \
+                }; \
+        return &local_it; \
+        }
+
+# endif
+
+/* Macros to aid ASN1 template writing */
+
+# define ASN1_ITEM_TEMPLATE(tname) \
+        static const ASN1_TEMPLATE tname##_item_tt
+
+# define ASN1_ITEM_TEMPLATE_END(tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_PRIMITIVE,\
+                -1,\
+                &tname##_item_tt,\
+                0,\
+                NULL,\
+                0,\
+                #tname \
+        ASN1_ITEM_end(tname)
+
+/* This is a ASN1 type which just embeds a template */
+
+/*-
+ * This pair helps declare a SEQUENCE. We can do:
+ *
+ *      ASN1_SEQUENCE(stname) = {
+ *              ... SEQUENCE components ...
+ *      } ASN1_SEQUENCE_END(stname)
+ *
+ *      This will produce an ASN1_ITEM called stname_it
+ *      for a structure called stname.
+ *
+ *      If you want the same structure but a different
+ *      name then use:
+ *
+ *      ASN1_SEQUENCE(itname) = {
+ *              ... SEQUENCE components ...
+ *      } ASN1_SEQUENCE_END_name(stname, itname)
+ *
+ *      This will create an item called itname_it using
+ *      a structure called stname.
+ */
+
+# define ASN1_SEQUENCE(tname) \
+        static const ASN1_TEMPLATE tname##_seq_tt[]
+
+# define ASN1_SEQUENCE_END(stname) ASN1_SEQUENCE_END_name(stname, stname)
+
+# define ASN1_SEQUENCE_END_name(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_NDEF_SEQUENCE(tname) \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_NDEF_SEQUENCE_cb(tname, cb) \
+        ASN1_SEQUENCE_cb(tname, cb)
+
+# define ASN1_SEQUENCE_cb(tname, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_BROKEN_SEQUENCE(tname) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_BROKEN, 0, 0, 0, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_SEQUENCE_ref(tname, cb, lck) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_REFCOUNT, offsetof(tname, references), lck, cb, 0}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_SEQUENCE_enc(tname, enc, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, ASN1_AFLG_ENCODING, 0, 0, cb, offsetof(tname, enc)}; \
+        ASN1_SEQUENCE(tname)
+
+# define ASN1_NDEF_SEQUENCE_END(tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_NDEF_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(tname),\
+                #tname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_BROKEN_SEQUENCE_END(stname) ASN1_SEQUENCE_END_ref(stname, stname)
+
+# define ASN1_SEQUENCE_END_enc(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
+
+# define ASN1_SEQUENCE_END_cb(stname, tname) ASN1_SEQUENCE_END_ref(stname, tname)
+
+# define ASN1_SEQUENCE_END_ref(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_NDEF_SEQUENCE_END_cb(stname, tname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_NDEF_SEQUENCE,\
+                V_ASN1_SEQUENCE,\
+                tname##_seq_tt,\
+                sizeof(tname##_seq_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+/*-
+ * This pair helps declare a CHOICE type. We can do:
+ *
+ *      ASN1_CHOICE(chname) = {
+ *              ... CHOICE options ...
+ *      ASN1_CHOICE_END(chname)
+ *
+ *      This will produce an ASN1_ITEM called chname_it
+ *      for a structure called chname. The structure
+ *      definition must look like this:
+ *      typedef struct {
+ *              int type;
+ *              union {
+ *                      ASN1_SOMETHING *opt1;
+ *                      ASN1_SOMEOTHER *opt2;
+ *              } value;
+ *      } chname;
+ *
+ *      the name of the selector must be 'type'.
+ *      to use an alternative selector name use the
+ *      ASN1_CHOICE_END_selector() version.
+ */
+
+# define ASN1_CHOICE(tname) \
+        static const ASN1_TEMPLATE tname##_ch_tt[]
+
+# define ASN1_CHOICE_cb(tname, cb) \
+        static const ASN1_AUX tname##_aux = {NULL, 0, 0, 0, cb, 0}; \
+        ASN1_CHOICE(tname)
+
+# define ASN1_CHOICE_END(stname) ASN1_CHOICE_END_name(stname, stname)
+
+# define ASN1_CHOICE_END_name(stname, tname) ASN1_CHOICE_END_selector(stname, tname, type)
+
+# define ASN1_CHOICE_END_selector(stname, tname, selname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_CHOICE,\
+                offsetof(stname,selname) ,\
+                tname##_ch_tt,\
+                sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
+                NULL,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+# define ASN1_CHOICE_END_cb(stname, tname, selname) \
+        ;\
+        ASN1_ITEM_start(tname) \
+                ASN1_ITYPE_CHOICE,\
+                offsetof(stname,selname) ,\
+                tname##_ch_tt,\
+                sizeof(tname##_ch_tt) / sizeof(ASN1_TEMPLATE),\
+                &tname##_aux,\
+                sizeof(stname),\
+                #stname \
+        ASN1_ITEM_end(tname)
+
+/* This helps with the template wrapper form of ASN1_ITEM */
+
+# define ASN1_EX_TEMPLATE_TYPE(flags, tag, name, type) { \
+        (flags), (tag), 0,\
+        #name, ASN1_ITEM_ref(type) }
+
+/* These help with SEQUENCE or CHOICE components */
+
+/* used to declare other types */
+
+# define ASN1_EX_TYPE(flags, tag, stname, field, type) { \
+        (flags), (tag), offsetof(stname, field),\
+        #field, ASN1_ITEM_ref(type) }
+
+/* used when the structure is combined with the parent */
+
+# define ASN1_EX_COMBINE(flags, tag, type) { \
+        (flags)|ASN1_TFLG_COMBINE, (tag), 0, NULL, ASN1_ITEM_ref(type) }
+
+/* implicit and explicit helper macros */
+
+# define ASN1_IMP_EX(stname, field, type, tag, ex) \
+                ASN1_EX_TYPE(ASN1_TFLG_IMPLICIT | ex, tag, stname, field, type)
+
+# define ASN1_EXP_EX(stname, field, type, tag, ex) \
+                ASN1_EX_TYPE(ASN1_TFLG_EXPLICIT | ex, tag, stname, field, type)
+
+/* Any defined by macros: the field used is in the table itself */
+
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+#  define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
+#  define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, (const ASN1_ITEM *)&(tblname##_adb) }
+# else
+#  define ASN1_ADB_OBJECT(tblname) { ASN1_TFLG_ADB_OID, -1, 0, #tblname, tblname##_adb }
+#  define ASN1_ADB_INTEGER(tblname) { ASN1_TFLG_ADB_INT, -1, 0, #tblname, tblname##_adb }
+# endif
+/* Plain simple type */
+# define ASN1_SIMPLE(stname, field, type) ASN1_EX_TYPE(0,0, stname, field, type)
+
+/* OPTIONAL simple type */
+# define ASN1_OPT(stname, field, type) ASN1_EX_TYPE(ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+
+/* IMPLICIT tagged simple type */
+# define ASN1_IMP(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, 0)
+
+/* IMPLICIT tagged OPTIONAL simple type */
+# define ASN1_IMP_OPT(stname, field, type, tag) ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
+
+/* Same as above but EXPLICIT */
+
+# define ASN1_EXP(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, 0)
+# define ASN1_EXP_OPT(stname, field, type, tag) ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL)
+
+/* SEQUENCE OF type */
+# define ASN1_SEQUENCE_OF(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF, 0, stname, field, type)
+
+/* OPTIONAL SEQUENCE OF */
+# define ASN1_SEQUENCE_OF_OPT(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+
+/* Same as above but for SET OF */
+
+# define ASN1_SET_OF(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SET_OF, 0, stname, field, type)
+
+# define ASN1_SET_OF_OPT(stname, field, type) \
+                ASN1_EX_TYPE(ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL, 0, stname, field, type)
+
+/* Finally compound types of SEQUENCE, SET, IMPLICIT, EXPLICIT and OPTIONAL */
+
+# define ASN1_IMP_SET_OF(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
+
+# define ASN1_EXP_SET_OF(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF)
+
+# define ASN1_IMP_SET_OF_OPT(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
+
+# define ASN1_EXP_SET_OF_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SET_OF|ASN1_TFLG_OPTIONAL)
+
+# define ASN1_IMP_SEQUENCE_OF(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
+
+# define ASN1_IMP_SEQUENCE_OF_OPT(stname, field, type, tag) \
+                        ASN1_IMP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
+
+# define ASN1_EXP_SEQUENCE_OF(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF)
+
+# define ASN1_EXP_SEQUENCE_OF_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_SEQUENCE_OF|ASN1_TFLG_OPTIONAL)
+
+/* EXPLICIT using indefinite length constructed form */
+# define ASN1_NDEF_EXP(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_NDEF)
+
+/* EXPLICIT OPTIONAL using indefinite length constructed form */
+# define ASN1_NDEF_EXP_OPT(stname, field, type, tag) \
+                        ASN1_EXP_EX(stname, field, type, tag, ASN1_TFLG_OPTIONAL|ASN1_TFLG_NDEF)
+
+/* Macros for the ASN1_ADB structure */
+
+# define ASN1_ADB(name) \
+        static const ASN1_ADB_TABLE name##_adbtbl[]
+
+# ifndef OPENSSL_EXPORT_VAR_AS_FUNCTION
+
+#  define ASN1_ADB_END(name, flags, field, app_table, def, none) \
+        ;\
+        static const ASN1_ADB name##_adb = {\
+                flags,\
+                offsetof(name, field),\
+                app_table,\
+                name##_adbtbl,\
+                sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
+                def,\
+                none\
+        }
+
+# else
+
+#  define ASN1_ADB_END(name, flags, field, app_table, def, none) \
+        ;\
+        static const ASN1_ITEM *name##_adb(void) \
+        { \
+        static const ASN1_ADB internal_adb = \
+                {\
+                flags,\
+                offsetof(name, field),\
+                app_table,\
+                name##_adbtbl,\
+                sizeof(name##_adbtbl) / sizeof(ASN1_ADB_TABLE),\
+                def,\
+                none\
+                }; \
+                return (const ASN1_ITEM *) &internal_adb; \
+        } \
+        void dummy_function(void)
+
+# endif
+
+# define ADB_ENTRY(val, template) {val, template}
+
+# define ASN1_ADB_TEMPLATE(name) \
+        static const ASN1_TEMPLATE name##_tt
+
+/*
+ * This is the ASN1 template structure that defines a wrapper round the
+ * actual type. It determines the actual position of the field in the value
+ * structure, various flags such as OPTIONAL and the field name.
+ */
+
+struct ASN1_TEMPLATE_st {
+    unsigned long flags;        /* Various flags */
+    long tag;                   /* tag, not used if no tagging */
+    unsigned long offset;       /* Offset of this field in structure */
+# ifndef NO_ASN1_FIELD_NAMES
+    const char *field_name;     /* Field name */
+# endif
+    ASN1_ITEM_EXP *item;        /* Relevant ASN1_ITEM or ASN1_ADB */
+};
+
+/* Macro to extract ASN1_ITEM and ASN1_ADB pointer from ASN1_TEMPLATE */
+
+# define ASN1_TEMPLATE_item(t) (t->item_ptr)
+# define ASN1_TEMPLATE_adb(t) (t->item_ptr)
+
+typedef struct ASN1_ADB_TABLE_st ASN1_ADB_TABLE;
+typedef struct ASN1_ADB_st ASN1_ADB;
+
+struct ASN1_ADB_st {
+    unsigned long flags;        /* Various flags */
+    unsigned long offset;       /* Offset of selector field */
+    STACK_OF(ASN1_ADB_TABLE) **app_items; /* Application defined items */
+    const ASN1_ADB_TABLE *tbl;  /* Table of possible types */
+    long tblcount;              /* Number of entries in tbl */
+    const ASN1_TEMPLATE *default_tt; /* Type to use if no match */
+    const ASN1_TEMPLATE *null_tt; /* Type to use if selector is NULL */
+};
+
+struct ASN1_ADB_TABLE_st {
+    long value;                 /* NID for an object or value for an int */
+    const ASN1_TEMPLATE tt;     /* item for this value */
+};
+
+/* template flags */
+
+/* Field is optional */
+# define ASN1_TFLG_OPTIONAL      (0x1)
+
+/* Field is a SET OF */
+# define ASN1_TFLG_SET_OF        (0x1 << 1)
+
+/* Field is a SEQUENCE OF */
+# define ASN1_TFLG_SEQUENCE_OF   (0x2 << 1)
+
+/*
+ * Special case: this refers to a SET OF that will be sorted into DER order
+ * when encoded *and* the corresponding STACK will be modified to match the
+ * new order.
+ */
+# define ASN1_TFLG_SET_ORDER     (0x3 << 1)
+
+/* Mask for SET OF or SEQUENCE OF */
+# define ASN1_TFLG_SK_MASK       (0x3 << 1)
+
+/*
+ * These flags mean the tag should be taken from the tag field. If EXPLICIT
+ * then the underlying type is used for the inner tag.
+ */
+
+/* IMPLICIT tagging */
+# define ASN1_TFLG_IMPTAG        (0x1 << 3)
+
+/* EXPLICIT tagging, inner tag from underlying type */
+# define ASN1_TFLG_EXPTAG        (0x2 << 3)
+
+# define ASN1_TFLG_TAG_MASK      (0x3 << 3)
+
+/* context specific IMPLICIT */
+# define ASN1_TFLG_IMPLICIT      ASN1_TFLG_IMPTAG|ASN1_TFLG_CONTEXT
+
+/* context specific EXPLICIT */
+# define ASN1_TFLG_EXPLICIT      ASN1_TFLG_EXPTAG|ASN1_TFLG_CONTEXT
+
+/*
+ * If tagging is in force these determine the type of tag to use. Otherwise
+ * the tag is determined by the underlying type. These values reflect the
+ * actual octet format.
+ */
+
+/* Universal tag */
+# define ASN1_TFLG_UNIVERSAL     (0x0<<6)
+/* Application tag */
+# define ASN1_TFLG_APPLICATION   (0x1<<6)
+/* Context specific tag */
+# define ASN1_TFLG_CONTEXT       (0x2<<6)
+/* Private tag */
+# define ASN1_TFLG_PRIVATE       (0x3<<6)
+
+# define ASN1_TFLG_TAG_CLASS     (0x3<<6)
+
+/*
+ * These are for ANY DEFINED BY type. In this case the 'item' field points to
+ * an ASN1_ADB structure which contains a table of values to decode the
+ * relevant type
+ */
+
+# define ASN1_TFLG_ADB_MASK      (0x3<<8)
+
+# define ASN1_TFLG_ADB_OID       (0x1<<8)
+
+# define ASN1_TFLG_ADB_INT       (0x1<<9)
+
+/*
+ * This flag means a parent structure is passed instead of the field: this is
+ * useful is a SEQUENCE is being combined with a CHOICE for example. Since
+ * this means the structure and item name will differ we need to use the
+ * ASN1_CHOICE_END_name() macro for example.
+ */
+
+# define ASN1_TFLG_COMBINE       (0x1<<10)
+
+/*
+ * This flag when present in a SEQUENCE OF, SET OF or EXPLICIT causes
+ * indefinite length constructed encoding to be used if required.
+ */
+
+# define ASN1_TFLG_NDEF          (0x1<<11)
+
+/* This is the actual ASN1 item itself */
+
+struct ASN1_ITEM_st {
+    char itype;                 /* The item type, primitive, SEQUENCE, CHOICE
+                                 * or extern */
+    long utype;                 /* underlying type */
+    const ASN1_TEMPLATE *templates; /* If SEQUENCE or CHOICE this contains
+                                     * the contents */
+    long tcount;                /* Number of templates if SEQUENCE or CHOICE */
+    const void *funcs;          /* functions that handle this type */
+    long size;                  /* Structure size (usually) */
+# ifndef NO_ASN1_FIELD_NAMES
+    const char *sname;          /* Structure name */
+# endif
+};
+
+/*-
+ * These are values for the itype field and
+ * determine how the type is interpreted.
+ *
+ * For PRIMITIVE types the underlying type
+ * determines the behaviour if items is NULL.
+ *
+ * Otherwise templates must contain a single
+ * template and the type is treated in the
+ * same way as the type specified in the template.
+ *
+ * For SEQUENCE types the templates field points
+ * to the members, the size field is the
+ * structure size.
+ *
+ * For CHOICE types the templates field points
+ * to each possible member (typically a union)
+ * and the 'size' field is the offset of the
+ * selector.
+ *
+ * The 'funcs' field is used for application
+ * specific functions.
+ *
+ * For COMPAT types the funcs field gives a
+ * set of functions that handle this type, this
+ * supports the old d2i, i2d convention.
+ *
+ * The EXTERN type uses a new style d2i/i2d.
+ * The new style should be used where possible
+ * because it avoids things like the d2i IMPLICIT
+ * hack.
+ *
+ * MSTRING is a multiple string type, it is used
+ * for a CHOICE of character strings where the
+ * actual strings all occupy an ASN1_STRING
+ * structure. In this case the 'utype' field
+ * has a special meaning, it is used as a mask
+ * of acceptable types using the B_ASN1 constants.
+ *
+ * NDEF_SEQUENCE is the same as SEQUENCE except
+ * that it will use indefinite length constructed
+ * encoding if requested.
+ *
+ */
+
+# define ASN1_ITYPE_PRIMITIVE            0x0
+
+# define ASN1_ITYPE_SEQUENCE             0x1
+
+# define ASN1_ITYPE_CHOICE               0x2
+
+# define ASN1_ITYPE_COMPAT               0x3
+
+# define ASN1_ITYPE_EXTERN               0x4
+
+# define ASN1_ITYPE_MSTRING              0x5
+
+# define ASN1_ITYPE_NDEF_SEQUENCE        0x6
+
+/*
+ * Cache for ASN1 tag and length, so we don't keep re-reading it for things
+ * like CHOICE
+ */
+
+struct ASN1_TLC_st {
+    char valid;                 /* Values below are valid */
+    int ret;                    /* return value */
+    long plen;                  /* length */
+    int ptag;                   /* class value */
+    int pclass;                 /* class value */
+    int hdrlen;                 /* header length */
+};
+
+/* Typedefs for ASN1 function pointers */
+
+typedef ASN1_VALUE *ASN1_new_func(void);
+typedef void ASN1_free_func(ASN1_VALUE *a);
+typedef ASN1_VALUE *ASN1_d2i_func(ASN1_VALUE **a, const unsigned char **in,
+                                  long length);
+typedef int ASN1_i2d_func(ASN1_VALUE *a, unsigned char **in);
+
+typedef int ASN1_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                        const ASN1_ITEM *it, int tag, int aclass, char opt,
+                        ASN1_TLC *ctx);
+
+typedef int ASN1_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
+                        const ASN1_ITEM *it, int tag, int aclass);
+typedef int ASN1_ex_new_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
+typedef void ASN1_ex_free_func(ASN1_VALUE **pval, const ASN1_ITEM *it);
+
+typedef int ASN1_ex_print_func(BIO *out, ASN1_VALUE **pval,
+                               int indent, const char *fname,
+                               const ASN1_PCTX *pctx);
+
+typedef int ASN1_primitive_i2c(ASN1_VALUE **pval, unsigned char *cont,
+                               int *putype, const ASN1_ITEM *it);
+typedef int ASN1_primitive_c2i(ASN1_VALUE **pval, const unsigned char *cont,
+                               int len, int utype, char *free_cont,
+                               const ASN1_ITEM *it);
+typedef int ASN1_primitive_print(BIO *out, ASN1_VALUE **pval,
+                                 const ASN1_ITEM *it, int indent,
+                                 const ASN1_PCTX *pctx);
+
+typedef struct ASN1_COMPAT_FUNCS_st {
+    ASN1_new_func *asn1_new;
+    ASN1_free_func *asn1_free;
+    ASN1_d2i_func *asn1_d2i;
+    ASN1_i2d_func *asn1_i2d;
+} ASN1_COMPAT_FUNCS;
+
+typedef struct ASN1_EXTERN_FUNCS_st {
+    void *app_data;
+    ASN1_ex_new_func *asn1_ex_new;
+    ASN1_ex_free_func *asn1_ex_free;
+    ASN1_ex_free_func *asn1_ex_clear;
+    ASN1_ex_d2i *asn1_ex_d2i;
+    ASN1_ex_i2d *asn1_ex_i2d;
+    ASN1_ex_print_func *asn1_ex_print;
+} ASN1_EXTERN_FUNCS;
+
+typedef struct ASN1_PRIMITIVE_FUNCS_st {
+    void *app_data;
+    unsigned long flags;
+    ASN1_ex_new_func *prim_new;
+    ASN1_ex_free_func *prim_free;
+    ASN1_ex_free_func *prim_clear;
+    ASN1_primitive_c2i *prim_c2i;
+    ASN1_primitive_i2c *prim_i2c;
+    ASN1_primitive_print *prim_print;
+} ASN1_PRIMITIVE_FUNCS;
+
+/*
+ * This is the ASN1_AUX structure: it handles various miscellaneous
+ * requirements. For example the use of reference counts and an informational
+ * callback. The "informational callback" is called at various points during
+ * the ASN1 encoding and decoding. It can be used to provide minor
+ * customisation of the structures used. This is most useful where the
+ * supplied routines *almost* do the right thing but need some extra help at
+ * a few points. If the callback returns zero then it is assumed a fatal
+ * error has occurred and the main operation should be abandoned. If major
+ * changes in the default behaviour are required then an external type is
+ * more appropriate.
+ */
+
+typedef int ASN1_aux_cb(int operation, ASN1_VALUE **in, const ASN1_ITEM *it,
+                        void *exarg);
+
+typedef struct ASN1_AUX_st {
+    void *app_data;
+    int flags;
+    int ref_offset;             /* Offset of reference value */
+    int ref_lock;               /* Lock type to use */
+    ASN1_aux_cb *asn1_cb;
+    int enc_offset;             /* Offset of ASN1_ENCODING structure */
+} ASN1_AUX;
+
+/* For print related callbacks exarg points to this structure */
+typedef struct ASN1_PRINT_ARG_st {
+    BIO *out;
+    int indent;
+    const ASN1_PCTX *pctx;
+} ASN1_PRINT_ARG;
+
+/* For streaming related callbacks exarg points to this structure */
+typedef struct ASN1_STREAM_ARG_st {
+    /* BIO to stream through */
+    BIO *out;
+    /* BIO with filters appended */
+    BIO *ndef_bio;
+    /* Streaming I/O boundary */
+    unsigned char **boundary;
+} ASN1_STREAM_ARG;
+
+/* Flags in ASN1_AUX */
+
+/* Use a reference count */
+# define ASN1_AFLG_REFCOUNT      1
+/* Save the encoding of structure (useful for signatures) */
+# define ASN1_AFLG_ENCODING      2
+/* The Sequence length is invalid */
+# define ASN1_AFLG_BROKEN        4
+
+/* operation values for asn1_cb */
+
+# define ASN1_OP_NEW_PRE         0
+# define ASN1_OP_NEW_POST        1
+# define ASN1_OP_FREE_PRE        2
+# define ASN1_OP_FREE_POST       3
+# define ASN1_OP_D2I_PRE         4
+# define ASN1_OP_D2I_POST        5
+# define ASN1_OP_I2D_PRE         6
+# define ASN1_OP_I2D_POST        7
+# define ASN1_OP_PRINT_PRE       8
+# define ASN1_OP_PRINT_POST      9
+# define ASN1_OP_STREAM_PRE      10
+# define ASN1_OP_STREAM_POST     11
+# define ASN1_OP_DETACHED_PRE    12
+# define ASN1_OP_DETACHED_POST   13
+
+/* Macro to implement a primitive type */
+# define IMPLEMENT_ASN1_TYPE(stname) IMPLEMENT_ASN1_TYPE_ex(stname, stname, 0)
+# define IMPLEMENT_ASN1_TYPE_ex(itname, vname, ex) \
+                                ASN1_ITEM_start(itname) \
+                                        ASN1_ITYPE_PRIMITIVE, V_##vname, NULL, 0, NULL, ex, #itname \
+                                ASN1_ITEM_end(itname)
+
+/* Macro to implement a multi string type */
+# define IMPLEMENT_ASN1_MSTRING(itname, mask) \
+                                ASN1_ITEM_start(itname) \
+                                        ASN1_ITYPE_MSTRING, mask, NULL, 0, NULL, sizeof(ASN1_STRING), #itname \
+                                ASN1_ITEM_end(itname)
+
+/* Macro to implement an ASN1_ITEM in terms of old style funcs */
+
+# define IMPLEMENT_COMPAT_ASN1(sname) IMPLEMENT_COMPAT_ASN1_type(sname, V_ASN1_SEQUENCE)
+
+# define IMPLEMENT_COMPAT_ASN1_type(sname, tag) \
+        static const ASN1_COMPAT_FUNCS sname##_ff = { \
+                (ASN1_new_func *)sname##_new, \
+                (ASN1_free_func *)sname##_free, \
+                (ASN1_d2i_func *)d2i_##sname, \
+                (ASN1_i2d_func *)i2d_##sname, \
+        }; \
+        ASN1_ITEM_start(sname) \
+                ASN1_ITYPE_COMPAT, \
+                tag, \
+                NULL, \
+                0, \
+                &sname##_ff, \
+                0, \
+                #sname \
+        ASN1_ITEM_end(sname)
+
+# define IMPLEMENT_EXTERN_ASN1(sname, tag, fptrs) \
+        ASN1_ITEM_start(sname) \
+                ASN1_ITYPE_EXTERN, \
+                tag, \
+                NULL, \
+                0, \
+                &fptrs, \
+                0, \
+                #sname \
+        ASN1_ITEM_end(sname)
+
+/* Macro to implement standard functions in terms of ASN1_ITEM structures */
+
+# define IMPLEMENT_ASN1_FUNCTIONS(stname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, stname, stname)
+
+# define IMPLEMENT_ASN1_FUNCTIONS_name(stname, itname) IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, itname)
+
+# define IMPLEMENT_ASN1_FUNCTIONS_ENCODE_name(stname, itname) \
+                        IMPLEMENT_ASN1_FUNCTIONS_ENCODE_fname(stname, itname, itname)
+
+# define IMPLEMENT_STATIC_ASN1_ALLOC_FUNCTIONS(stname) \
+                IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(static, stname, stname, stname)
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS(stname) \
+                IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, stname, stname)
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_pfname(pre, stname, itname, fname) \
+        pre stname *fname##_new(void) \
+        { \
+                return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
+        } \
+        pre void fname##_free(stname *a) \
+        { \
+                ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
+        }
+
+# define IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname) \
+        stname *fname##_new(void) \
+        { \
+                return (stname *)ASN1_item_new(ASN1_ITEM_rptr(itname)); \
+        } \
+        void fname##_free(stname *a) \
+        { \
+                ASN1_item_free((ASN1_VALUE *)a, ASN1_ITEM_rptr(itname)); \
+        }
+
+# define IMPLEMENT_ASN1_FUNCTIONS_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
+
+# define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_fname(stname, itname, fname) \
+        stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
+        { \
+                return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
+        } \
+        int i2d_##fname(stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
+        }
+
+# define IMPLEMENT_ASN1_NDEF_FUNCTION(stname) \
+        int i2d_##stname##_NDEF(stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_ndef_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(stname));\
+        }
+
+/*
+ * This includes evil casts to remove const: they will go away when full ASN1
+ * constification is done.
+ */
+# define IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
+        stname *d2i_##fname(stname **a, const unsigned char **in, long len) \
+        { \
+                return (stname *)ASN1_item_d2i((ASN1_VALUE **)a, in, len, ASN1_ITEM_rptr(itname));\
+        } \
+        int i2d_##fname(const stname *a, unsigned char **out) \
+        { \
+                return ASN1_item_i2d((ASN1_VALUE *)a, out, ASN1_ITEM_rptr(itname));\
+        }
+
+# define IMPLEMENT_ASN1_DUP_FUNCTION(stname) \
+        stname * stname##_dup(stname *x) \
+        { \
+        return ASN1_item_dup(ASN1_ITEM_rptr(stname), x); \
+        }
+
+# define IMPLEMENT_ASN1_PRINT_FUNCTION(stname) \
+        IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, stname, stname)
+
+# define IMPLEMENT_ASN1_PRINT_FUNCTION_fname(stname, itname, fname) \
+        int fname##_print_ctx(BIO *out, stname *x, int indent, \
+                                                const ASN1_PCTX *pctx) \
+        { \
+                return ASN1_item_print(out, (ASN1_VALUE *)x, indent, \
+                        ASN1_ITEM_rptr(itname), pctx); \
+        }
+
+# define IMPLEMENT_ASN1_FUNCTIONS_const(name) \
+                IMPLEMENT_ASN1_FUNCTIONS_const_fname(name, name, name)
+
+# define IMPLEMENT_ASN1_FUNCTIONS_const_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ENCODE_FUNCTIONS_const_fname(stname, itname, fname) \
+        IMPLEMENT_ASN1_ALLOC_FUNCTIONS_fname(stname, itname, fname)
+
+/* external definitions for primitive types */
+
+DECLARE_ASN1_ITEM(ASN1_BOOLEAN)
+DECLARE_ASN1_ITEM(ASN1_TBOOLEAN)
+DECLARE_ASN1_ITEM(ASN1_FBOOLEAN)
+DECLARE_ASN1_ITEM(ASN1_SEQUENCE)
+DECLARE_ASN1_ITEM(CBIGNUM)
+DECLARE_ASN1_ITEM(BIGNUM)
+DECLARE_ASN1_ITEM(LONG)
+DECLARE_ASN1_ITEM(ZLONG)
+
+DECLARE_STACK_OF(ASN1_VALUE)
+
+/* Functions used internally by the ASN1 code */
+
+int ASN1_item_ex_new(ASN1_VALUE **pval, const ASN1_ITEM *it);
+void ASN1_item_ex_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
+int ASN1_template_new(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
+int ASN1_primitive_new(ASN1_VALUE **pval, const ASN1_ITEM *it);
+
+void ASN1_template_free(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
+int ASN1_template_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                      const ASN1_TEMPLATE *tt);
+int ASN1_item_ex_d2i(ASN1_VALUE **pval, const unsigned char **in, long len,
+                     const ASN1_ITEM *it, int tag, int aclass, char opt,
+                     ASN1_TLC *ctx);
+
+int ASN1_item_ex_i2d(ASN1_VALUE **pval, unsigned char **out,
+                     const ASN1_ITEM *it, int tag, int aclass);
+int ASN1_template_i2d(ASN1_VALUE **pval, unsigned char **out,
+                      const ASN1_TEMPLATE *tt);
+void ASN1_primitive_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
+
+int asn1_ex_i2c(ASN1_VALUE **pval, unsigned char *cont, int *putype,
+                const ASN1_ITEM *it);
+int asn1_ex_c2i(ASN1_VALUE **pval, const unsigned char *cont, int len,
+                int utype, char *free_cont, const ASN1_ITEM *it);
+
+int asn1_get_choice_selector(ASN1_VALUE **pval, const ASN1_ITEM *it);
+int asn1_set_choice_selector(ASN1_VALUE **pval, int value,
+                             const ASN1_ITEM *it);
+
+ASN1_VALUE **asn1_get_field_ptr(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt);
+
+const ASN1_TEMPLATE *asn1_do_adb(ASN1_VALUE **pval, const ASN1_TEMPLATE *tt,
+                                 int nullerr);
+
+int asn1_do_lock(ASN1_VALUE **pval, int op, const ASN1_ITEM *it);
+
+void asn1_enc_init(ASN1_VALUE **pval, const ASN1_ITEM *it);
+void asn1_enc_free(ASN1_VALUE **pval, const ASN1_ITEM *it);
+int asn1_enc_restore(int *len, unsigned char **out, ASN1_VALUE **pval,
+                     const ASN1_ITEM *it);
+int asn1_enc_save(ASN1_VALUE **pval, const unsigned char *in, int inlen,
+                  const ASN1_ITEM *it);
+
+#ifdef  __cplusplus
+}
+#endif
+#endif