THUAI6/CAPI/cpp/grpc/include/openssl/asn1.h

/*
 * WARNING: do not edit!
 * Generated by makefile from include\openssl\asn1.h.in
 *
 * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
 *
 * Licensed under the Apache License 2.0 (the "License").  You may not use
 * this file except in compliance with the License.  You can obtain a copy
 * in the file LICENSE in the source distribution or at
 * https://www.openssl.org/source/license.html
 */

#ifndef OPENSSL_ASN1_H
#define OPENSSL_ASN1_H
#pragma once

#include <openssl/macros.h>
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define HEADER_ASN1_H
#endif

#include <time.h>
#include <openssl/e_os2.h>
#include <openssl/opensslconf.h>
#include <openssl/bio.h>
#include <openssl/safestack.h>
#include <openssl/asn1err.h>
#include <openssl/symhacks.h>

#include <openssl/types.h>
#include <openssl/bn.h>

#ifdef OPENSSL_BUILD_SHLIBCRYPTO
#undef OPENSSL_EXTERN
#define OPENSSL_EXTERN OPENSSL_EXPORT
#endif

#ifdef __cplusplus
extern "C"
{
#endif

#define V_ASN1_UNIVERSAL 0x00
#define V_ASN1_APPLICATION 0x40
#define V_ASN1_CONTEXT_SPECIFIC 0x80
#define V_ASN1_PRIVATE 0xc0

#define V_ASN1_CONSTRUCTED 0x20
#define V_ASN1_PRIMITIVE_TAG 0x1f
#define V_ASN1_PRIMATIVE_TAG /*compat*/ V_ASN1_PRIMITIVE_TAG

#define V_ASN1_APP_CHOOSE -2 /* let the recipient choose */
#define V_ASN1_OTHER -3      /* used in ASN1_TYPE */
#define V_ASN1_ANY -4        /* used in ASN1 template code */

#define V_ASN1_UNDEF -1
/* ASN.1 tag values */
#define V_ASN1_EOC 0
#define V_ASN1_BOOLEAN 1 /**/
#define V_ASN1_INTEGER 2
#define V_ASN1_BIT_STRING 3
#define V_ASN1_OCTET_STRING 4
#define V_ASN1_NULL 5
#define V_ASN1_OBJECT 6
#define V_ASN1_OBJECT_DESCRIPTOR 7
#define V_ASN1_EXTERNAL 8
#define V_ASN1_REAL 9
#define V_ASN1_ENUMERATED 10
#define V_ASN1_UTF8STRING 12
#define V_ASN1_SEQUENCE 16
#define V_ASN1_SET 17
#define V_ASN1_NUMERICSTRING 18 /**/
#define V_ASN1_PRINTABLESTRING 19
#define V_ASN1_T61STRING 20
#define V_ASN1_TELETEXSTRING 20  /* alias */
#define V_ASN1_VIDEOTEXSTRING 21 /**/
#define V_ASN1_IA5STRING 22
#define V_ASN1_UTCTIME 23
#define V_ASN1_GENERALIZEDTIME 24 /**/
#define V_ASN1_GRAPHICSTRING 25   /**/
#define V_ASN1_ISO64STRING 26     /**/
#define V_ASN1_VISIBLESTRING 26   /* alias */
#define V_ASN1_GENERALSTRING 27   /**/
#define V_ASN1_UNIVERSALSTRING 28 /**/
#define V_ASN1_BMPSTRING 30

    /*
     * NB the constants below are used internally by ASN1_INTEGER
     * and ASN1_ENUMERATED to indicate the sign. They are *not* on
     * the wire tag values.
     */

#define V_ASN1_NEG 0x100
#define V_ASN1_NEG_INTEGER (2 | V_ASN1_NEG)
#define V_ASN1_NEG_ENUMERATED (10 | V_ASN1_NEG)

/* For use with d2i_ASN1_type_bytes() */
#define B_ASN1_NUMERICSTRING 0x0001
#define B_ASN1_PRINTABLESTRING 0x0002
#define B_ASN1_T61STRING 0x0004
#define B_ASN1_TELETEXSTRING 0x0004
#define B_ASN1_VIDEOTEXSTRING 0x0008
#define B_ASN1_IA5STRING 0x0010
#define B_ASN1_GRAPHICSTRING 0x0020
#define B_ASN1_ISO64STRING 0x0040
#define B_ASN1_VISIBLESTRING 0x0040
#define B_ASN1_GENERALSTRING 0x0080
#define B_ASN1_UNIVERSALSTRING 0x0100
#define B_ASN1_OCTET_STRING 0x0200
#define B_ASN1_BIT_STRING 0x0400
#define B_ASN1_BMPSTRING 0x0800
#define B_ASN1_UNKNOWN 0x1000
#define B_ASN1_UTF8STRING 0x2000
#define B_ASN1_UTCTIME 0x4000
#define B_ASN1_GENERALIZEDTIME 0x8000
#define B_ASN1_SEQUENCE 0x10000
/* For use with ASN1_mbstring_copy() */
#define MBSTRING_FLAG 0x1000
#define MBSTRING_UTF8 (MBSTRING_FLAG)
#define MBSTRING_ASC (MBSTRING_FLAG | 1)
#define MBSTRING_BMP (MBSTRING_FLAG | 2)
#define MBSTRING_UNIV (MBSTRING_FLAG | 4)
#define SMIME_OLDMIME 0x400
#define SMIME_CRLFEOL 0x800
#define SMIME_STREAM 0x1000

    /* Stacks for types not otherwise defined in this header */
    SKM_DEFINE_STACK_OF_INTERNAL(X509_ALGOR, X509_ALGOR, X509_ALGOR)
#define sk_X509_ALGOR_num(sk) OPENSSL_sk_num(ossl_check_const_X509_ALGOR_sk_type(sk))
#define sk_X509_ALGOR_value(sk, idx) ((X509_ALGOR*)OPENSSL_sk_value(ossl_check_const_X509_ALGOR_sk_type(sk), (idx)))
#define sk_X509_ALGOR_new(cmp) ((STACK_OF(X509_ALGOR)*)OPENSSL_sk_new(ossl_check_X509_ALGOR_compfunc_type(cmp)))
#define sk_X509_ALGOR_new_null() ((STACK_OF(X509_ALGOR)*)OPENSSL_sk_new_null())
#define sk_X509_ALGOR_new_reserve(cmp, n) ((STACK_OF(X509_ALGOR)*)OPENSSL_sk_new_reserve(ossl_check_X509_ALGOR_compfunc_type(cmp), (n)))
#define sk_X509_ALGOR_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_X509_ALGOR_sk_type(sk), (n))
#define sk_X509_ALGOR_free(sk) OPENSSL_sk_free(ossl_check_X509_ALGOR_sk_type(sk))
#define sk_X509_ALGOR_zero(sk) OPENSSL_sk_zero(ossl_check_X509_ALGOR_sk_type(sk))
#define sk_X509_ALGOR_delete(sk, i) ((X509_ALGOR*)OPENSSL_sk_delete(ossl_check_X509_ALGOR_sk_type(sk), (i)))
#define sk_X509_ALGOR_delete_ptr(sk, ptr) ((X509_ALGOR*)OPENSSL_sk_delete_ptr(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr)))
#define sk_X509_ALGOR_push(sk, ptr) OPENSSL_sk_push(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr))
#define sk_X509_ALGOR_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr))
#define sk_X509_ALGOR_pop(sk) ((X509_ALGOR*)OPENSSL_sk_pop(ossl_check_X509_ALGOR_sk_type(sk)))
#define sk_X509_ALGOR_shift(sk) ((X509_ALGOR*)OPENSSL_sk_shift(ossl_check_X509_ALGOR_sk_type(sk)))
#define sk_X509_ALGOR_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_freefunc_type(freefunc))
#define sk_X509_ALGOR_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr), (idx))
#define sk_X509_ALGOR_set(sk, idx, ptr) ((X509_ALGOR*)OPENSSL_sk_set(ossl_check_X509_ALGOR_sk_type(sk), (idx), ossl_check_X509_ALGOR_type(ptr)))
#define sk_X509_ALGOR_find(sk, ptr) OPENSSL_sk_find(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr))
#define sk_X509_ALGOR_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr))
#define sk_X509_ALGOR_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_type(ptr), pnum)
#define sk_X509_ALGOR_sort(sk) OPENSSL_sk_sort(ossl_check_X509_ALGOR_sk_type(sk))
#define sk_X509_ALGOR_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_X509_ALGOR_sk_type(sk))
#define sk_X509_ALGOR_dup(sk) ((STACK_OF(X509_ALGOR)*)OPENSSL_sk_dup(ossl_check_const_X509_ALGOR_sk_type(sk)))
#define sk_X509_ALGOR_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(X509_ALGOR)*)OPENSSL_sk_deep_copy(ossl_check_const_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_copyfunc_type(copyfunc), ossl_check_X509_ALGOR_freefunc_type(freefunc)))
#define sk_X509_ALGOR_set_cmp_func(sk, cmp) ((sk_X509_ALGOR_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_X509_ALGOR_sk_type(sk), ossl_check_X509_ALGOR_compfunc_type(cmp)))

#define ASN1_STRING_FLAG_BITS_LEFT 0x08 /* Set if 0x07 has bits left value */
/*
 * This indicates that the ASN1_STRING is not a real value but just a place
 * holder for the location where indefinite length constructed data should be
 * inserted in the memory buffer
 */
#define ASN1_STRING_FLAG_NDEF 0x010

    /*
     * This flag is used by the CMS code to indicate that a string is not
     * complete and is a place holder for content when it had all been accessed.
     * The flag will be reset when content has been written to it.
     */

#define ASN1_STRING_FLAG_CONT 0x020
/*
 * This flag is used by ASN1 code to indicate an ASN1_STRING is an MSTRING
 * type.
 */
#define ASN1_STRING_FLAG_MSTRING 0x040
/* String is embedded and only content should be freed */
#define ASN1_STRING_FLAG_EMBED 0x080
/* String should be parsed in RFC 5280's time format */
#define ASN1_STRING_FLAG_X509_TIME 0x100
    /* This is the base type that holds just about everything :-) */
    struct asn1_string_st
    {
        int length;
        int type;
        unsigned char* data;
        /*
         * The value of the following field depends on the type being held.  It
         * is mostly being used for BIT_STRING so if the input data has a
         * non-zero 'unused bits' value, it will be handled correctly
         */
        long flags;
    };

    /*
     * ASN1_ENCODING structure: this is used to save the received encoding of an
     * ASN1 type. This is useful to get round problems with invalid encodings
     * which can break signatures.
     */

    typedef struct ASN1_ENCODING_st
    {
        unsigned char* enc; /* DER encoding */
        long len;           /* Length of encoding */
        int modified;       /* set to 1 if 'enc' is invalid */
    } ASN1_ENCODING;

/* Used with ASN1 LONG type: if a long is set to this it is omitted */
#define ASN1_LONG_UNDEF 0x7fffffffL

#define STABLE_FLAGS_MALLOC 0x01
/*
 * A zero passed to ASN1_STRING_TABLE_new_add for the flags is interpreted
 * as "don't change" and STABLE_FLAGS_MALLOC is always set. By setting
 * STABLE_FLAGS_MALLOC only we can clear the existing value. Use the alias
 * STABLE_FLAGS_CLEAR to reflect this.
 */
#define STABLE_FLAGS_CLEAR STABLE_FLAGS_MALLOC
#define STABLE_NO_MASK 0x02
#define DIRSTRING_TYPE \
    (B_ASN1_PRINTABLESTRING | B_ASN1_T61STRING | B_ASN1_BMPSTRING | B_ASN1_UTF8STRING)
#define PKCS9STRING_TYPE (DIRSTRING_TYPE | B_ASN1_IA5STRING)

    struct asn1_string_table_st
    {
        int nid;
        long minsize;
        long maxsize;
        unsigned long mask;
        unsigned long flags;
    };

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_STRING_TABLE, ASN1_STRING_TABLE, ASN1_STRING_TABLE)
#define sk_ASN1_STRING_TABLE_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_STRING_TABLE_sk_type(sk))
#define sk_ASN1_STRING_TABLE_value(sk, idx) ((ASN1_STRING_TABLE*)OPENSSL_sk_value(ossl_check_const_ASN1_STRING_TABLE_sk_type(sk), (idx)))
#define sk_ASN1_STRING_TABLE_new(cmp) ((STACK_OF(ASN1_STRING_TABLE)*)OPENSSL_sk_new(ossl_check_ASN1_STRING_TABLE_compfunc_type(cmp)))
#define sk_ASN1_STRING_TABLE_new_null() ((STACK_OF(ASN1_STRING_TABLE)*)OPENSSL_sk_new_null())
#define sk_ASN1_STRING_TABLE_new_reserve(cmp, n) ((STACK_OF(ASN1_STRING_TABLE)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_STRING_TABLE_compfunc_type(cmp), (n)))
#define sk_ASN1_STRING_TABLE_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_STRING_TABLE_sk_type(sk), (n))
#define sk_ASN1_STRING_TABLE_free(sk) OPENSSL_sk_free(ossl_check_ASN1_STRING_TABLE_sk_type(sk))
#define sk_ASN1_STRING_TABLE_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_STRING_TABLE_sk_type(sk))
#define sk_ASN1_STRING_TABLE_delete(sk, i) ((ASN1_STRING_TABLE*)OPENSSL_sk_delete(ossl_check_ASN1_STRING_TABLE_sk_type(sk), (i)))
#define sk_ASN1_STRING_TABLE_delete_ptr(sk, ptr) ((ASN1_STRING_TABLE*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr)))
#define sk_ASN1_STRING_TABLE_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr))
#define sk_ASN1_STRING_TABLE_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr))
#define sk_ASN1_STRING_TABLE_pop(sk) ((ASN1_STRING_TABLE*)OPENSSL_sk_pop(ossl_check_ASN1_STRING_TABLE_sk_type(sk)))
#define sk_ASN1_STRING_TABLE_shift(sk) ((ASN1_STRING_TABLE*)OPENSSL_sk_shift(ossl_check_ASN1_STRING_TABLE_sk_type(sk)))
#define sk_ASN1_STRING_TABLE_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_freefunc_type(freefunc))
#define sk_ASN1_STRING_TABLE_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr), (idx))
#define sk_ASN1_STRING_TABLE_set(sk, idx, ptr) ((ASN1_STRING_TABLE*)OPENSSL_sk_set(ossl_check_ASN1_STRING_TABLE_sk_type(sk), (idx), ossl_check_ASN1_STRING_TABLE_type(ptr)))
#define sk_ASN1_STRING_TABLE_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr))
#define sk_ASN1_STRING_TABLE_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr))
#define sk_ASN1_STRING_TABLE_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_type(ptr), pnum)
#define sk_ASN1_STRING_TABLE_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_STRING_TABLE_sk_type(sk))
#define sk_ASN1_STRING_TABLE_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_STRING_TABLE_sk_type(sk))
#define sk_ASN1_STRING_TABLE_dup(sk) ((STACK_OF(ASN1_STRING_TABLE)*)OPENSSL_sk_dup(ossl_check_const_ASN1_STRING_TABLE_sk_type(sk)))
#define sk_ASN1_STRING_TABLE_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_STRING_TABLE)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_copyfunc_type(copyfunc), ossl_check_ASN1_STRING_TABLE_freefunc_type(freefunc)))
#define sk_ASN1_STRING_TABLE_set_cmp_func(sk, cmp) ((sk_ASN1_STRING_TABLE_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_STRING_TABLE_sk_type(sk), ossl_check_ASN1_STRING_TABLE_compfunc_type(cmp)))

    /* size limits: this stuff is taken straight from RFC2459 */

#define ub_name 32768
#define ub_common_name 64
#define ub_locality_name 128
#define ub_state_name 128
#define ub_organization_name 64
#define ub_organization_unit_name 64
#define ub_title 64
#define ub_email_address 128

    /*
     * Declarations for template structures: for full definitions see asn1t.h
     */
    typedef struct ASN1_TEMPLATE_st ASN1_TEMPLATE;
    typedef struct ASN1_TLC_st ASN1_TLC;
    /* This is just an opaque pointer */
    typedef struct ASN1_VALUE_st ASN1_VALUE;

    /* Declare ASN1 functions: the implement macro in in asn1t.h */

    /*
     * The mysterious 'extern' that's passed to some macros is innocuous,
     * and is there to quiet pre-C99 compilers that may complain about empty
     * arguments in macro calls.
     */

#define DECLARE_ASN1_FUNCTIONS_attr(attr, type) \
    DECLARE_ASN1_FUNCTIONS_name_attr(attr, type, type)
#define DECLARE_ASN1_FUNCTIONS(type) \
    DECLARE_ASN1_FUNCTIONS_attr(extern, type)

#define DECLARE_ASN1_ALLOC_FUNCTIONS_attr(attr, type) \
    DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, type)
#define DECLARE_ASN1_ALLOC_FUNCTIONS(type) \
    DECLARE_ASN1_ALLOC_FUNCTIONS_attr(extern, type)

#define DECLARE_ASN1_FUNCTIONS_name_attr(attr, type, name)   \
    DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, name) \
        DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(attr, type, name)
#define DECLARE_ASN1_FUNCTIONS_name(type, name) \
    DECLARE_ASN1_FUNCTIONS_name_attr(extern, type, name)

#define DECLARE_ASN1_ENCODE_FUNCTIONS_attr(attr, type, itname, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(attr, type, name)        \
        DECLARE_ASN1_ITEM_attr(attr, itname)
#define DECLARE_ASN1_ENCODE_FUNCTIONS(type, itname, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS_attr(extern, type, itname, name)

#define DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(attr, type, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS_attr(attr, type, name, name)
#define DECLARE_ASN1_ENCODE_FUNCTIONS_name(type, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS_name_attr(extern, type, name)

#define DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(attr, type, name)        \
    attr type* d2i_##name(type** a, const unsigned char** in, long len); \
    attr int i2d_##name(const type* a, unsigned char** out);
#define DECLARE_ASN1_ENCODE_FUNCTIONS_only(type, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS_only_attr(extern, type, name)

#define DECLARE_ASN1_NDEF_FUNCTION_attr(attr, name) \
    attr int i2d_##name##_NDEF(const name* a, unsigned char** out);
#define DECLARE_ASN1_NDEF_FUNCTION(name) \
    DECLARE_ASN1_NDEF_FUNCTION_attr(extern, name)

#define DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(attr, type, name) \
    attr type* name##_new(void);                                 \
    attr void name##_free(type* a);
#define DECLARE_ASN1_ALLOC_FUNCTIONS_name(type, name) \
    DECLARE_ASN1_ALLOC_FUNCTIONS_name_attr(extern, type, name)

#define DECLARE_ASN1_DUP_FUNCTION_attr(attr, type) \
    DECLARE_ASN1_DUP_FUNCTION_name_attr(attr, type, type)
#define DECLARE_ASN1_DUP_FUNCTION(type) \
    DECLARE_ASN1_DUP_FUNCTION_attr(extern, type)

#define DECLARE_ASN1_DUP_FUNCTION_name_attr(attr, type, name) \
    attr type* name##_dup(const type* a);
#define DECLARE_ASN1_DUP_FUNCTION_name(type, name) \
    DECLARE_ASN1_DUP_FUNCTION_name_attr(extern, type, name)

#define DECLARE_ASN1_PRINT_FUNCTION_attr(attr, stname) \
    DECLARE_ASN1_PRINT_FUNCTION_fname_attr(attr, stname, stname)
#define DECLARE_ASN1_PRINT_FUNCTION(stname) \
    DECLARE_ASN1_PRINT_FUNCTION_attr(extern, stname)

#define DECLARE_ASN1_PRINT_FUNCTION_fname_attr(attr, stname, fname) \
    attr int fname##_print_ctx(BIO* out, const stname* x, int indent, const ASN1_PCTX* pctx);
#define DECLARE_ASN1_PRINT_FUNCTION_fname(stname, fname) \
    DECLARE_ASN1_PRINT_FUNCTION_fname_attr(extern, stname, fname)

#define D2I_OF(type) type* (*)(type**, const unsigned char**, long)
#define I2D_OF(type) int (*)(const type*, unsigned char**)

#define CHECKED_D2I_OF(type, d2i) \
    ((d2i_of_void*)(1 ? d2i : ((D2I_OF(type))0)))
#define CHECKED_I2D_OF(type, i2d) \
    ((i2d_of_void*)(1 ? i2d : ((I2D_OF(type))0)))
#define CHECKED_NEW_OF(type, xnew) \
    ((void* (*)(void))(1 ? xnew : ((type * (*)(void))0)))
#define CHECKED_PTR_OF(type, p) \
    ((void*)(1 ? p : (type*)0))
#define CHECKED_PPTR_OF(type, p) \
    ((void**)(1 ? p : (type**)0))

#define TYPEDEF_D2I_OF(type) typedef type* d2i_of_##type(type**, const unsigned char**, long)
#define TYPEDEF_I2D_OF(type) typedef int i2d_of_##type(const type*, unsigned char**)
#define TYPEDEF_D2I2D_OF(type) \
    TYPEDEF_D2I_OF(type);      \
    TYPEDEF_I2D_OF(type)

    typedef void* d2i_of_void(void**, const unsigned char**, long);
    typedef int i2d_of_void(const void*, unsigned char**);

    /*-
     * The following macros and typedefs allow an ASN1_ITEM
     * to be embedded in a structure and referenced. Since
     * the ASN1_ITEM pointers need to be globally accessible
     * (possibly from shared libraries) they may exist in
     * different forms. On platforms that support it the
     * ASN1_ITEM structure itself will be globally exported.
     * Other platforms will export a function that returns
     * an ASN1_ITEM pointer.
     *
     * To handle both cases transparently the macros below
     * should be used instead of hard coding an ASN1_ITEM
     * pointer in a structure.
     *
     * The structure will look like this:
     *
     * typedef struct SOMETHING_st {
     *      ...
     *      ASN1_ITEM_EXP *iptr;
     *      ...
     * } SOMETHING;
     *
     * It would be initialised as e.g.:
     *
     * SOMETHING somevar = {...,ASN1_ITEM_ref(X509),...};
     *
     * and the actual pointer extracted with:
     *
     * const ASN1_ITEM *it = ASN1_ITEM_ptr(somevar.iptr);
     *
     * Finally an ASN1_ITEM pointer can be extracted from an
     * appropriate reference with: ASN1_ITEM_rptr(X509). This
     * would be used when a function takes an ASN1_ITEM * argument.
     *
     */

    /*
     * Platforms that can't easily handle shared global variables are declared as
     * functions returning ASN1_ITEM pointers.
     */

    /* ASN1_ITEM pointer exported type */
    typedef const ASN1_ITEM* ASN1_ITEM_EXP(void);

/* Macro to obtain ASN1_ITEM pointer from exported type */
#define ASN1_ITEM_ptr(iptr) (iptr())

/* Macro to include ASN1_ITEM pointer from base type */
#define ASN1_ITEM_ref(iptr) (iptr##_it)

#define ASN1_ITEM_rptr(ref) (ref##_it())

#define DECLARE_ASN1_ITEM_attr(attr, name) \
    attr const ASN1_ITEM* name##_it(void);
#define DECLARE_ASN1_ITEM(name) \
    DECLARE_ASN1_ITEM_attr(extern, name)

    /* Parameters used by ASN1_STRING_print_ex() */

    /*
     * These determine which characters to escape: RFC2253 special characters,
     * control characters and MSB set characters
     */

#define ASN1_STRFLGS_ESC_2253 1
#define ASN1_STRFLGS_ESC_CTRL 2
#define ASN1_STRFLGS_ESC_MSB 4

/* Lower 8 bits are reserved as an output type specifier */
#define ASN1_DTFLGS_TYPE_MASK 0x0FUL
#define ASN1_DTFLGS_RFC822 0x00UL
#define ASN1_DTFLGS_ISO8601 0x01UL

    /*
     * This flag determines how we do escaping: normally RC2253 backslash only,
     * set this to use backslash and quote.
     */

#define ASN1_STRFLGS_ESC_QUOTE 8

/* These three flags are internal use only. */

/* Character is a valid PrintableString character */
#define CHARTYPE_PRINTABLESTRING 0x10
/* Character needs escaping if it is the first character */
#define CHARTYPE_FIRST_ESC_2253 0x20
/* Character needs escaping if it is the last character */
#define CHARTYPE_LAST_ESC_2253 0x40

    /*
     * NB the internal flags are safely reused below by flags handled at the top
     * level.
     */

    /*
     * If this is set we convert all character strings to UTF8 first
     */

#define ASN1_STRFLGS_UTF8_CONVERT 0x10

    /*
     * If this is set we don't attempt to interpret content: just assume all
     * strings are 1 byte per character. This will produce some pretty odd
     * looking output!
     */

#define ASN1_STRFLGS_IGNORE_TYPE 0x20

/* If this is set we include the string type in the output */
#define ASN1_STRFLGS_SHOW_TYPE 0x40

    /*
     * This determines which strings to display and which to 'dump' (hex dump of
     * content octets or DER encoding). We can only dump non character strings or
     * everything. If we don't dump 'unknown' they are interpreted as character
     * strings with 1 octet per character and are subject to the usual escaping
     * options.
     */

#define ASN1_STRFLGS_DUMP_ALL 0x80
#define ASN1_STRFLGS_DUMP_UNKNOWN 0x100

    /*
     * These determine what 'dumping' does, we can dump the content octets or the
     * DER encoding: both use the RFC2253 #XXXXX notation.
     */

#define ASN1_STRFLGS_DUMP_DER 0x200

/*
 * This flag specifies that RC2254 escaping shall be performed.
 */
#define ASN1_STRFLGS_ESC_2254 0x400

    /*
     * All the string flags consistent with RFC2253, escaping control characters
     * isn't essential in RFC2253 but it is advisable anyway.
     */

#define ASN1_STRFLGS_RFC2253 (ASN1_STRFLGS_ESC_2253 | ASN1_STRFLGS_ESC_CTRL | ASN1_STRFLGS_ESC_MSB | ASN1_STRFLGS_UTF8_CONVERT | ASN1_STRFLGS_DUMP_UNKNOWN | ASN1_STRFLGS_DUMP_DER)

    struct asn1_type_st
    {
        int type;
        union
        {
            char* ptr;
            ASN1_BOOLEAN boolean;
            ASN1_STRING* asn1_string;
            ASN1_OBJECT* object;
            ASN1_INTEGER* integer;
            ASN1_ENUMERATED* enumerated;
            ASN1_BIT_STRING* bit_string;
            ASN1_OCTET_STRING* octet_string;
            ASN1_PRINTABLESTRING* printablestring;
            ASN1_T61STRING* t61string;
            ASN1_IA5STRING* ia5string;
            ASN1_GENERALSTRING* generalstring;
            ASN1_BMPSTRING* bmpstring;
            ASN1_UNIVERSALSTRING* universalstring;
            ASN1_UTCTIME* utctime;
            ASN1_GENERALIZEDTIME* generalizedtime;
            ASN1_VISIBLESTRING* visiblestring;
            ASN1_UTF8STRING* utf8string;
            /*
             * set and sequence are left complete and still contain the set or
             * sequence bytes
             */
            ASN1_STRING* set;
            ASN1_STRING* sequence;
            ASN1_VALUE* asn1_value;
        } value;
    };

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_TYPE, ASN1_TYPE, ASN1_TYPE)
#define sk_ASN1_TYPE_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_TYPE_sk_type(sk))
#define sk_ASN1_TYPE_value(sk, idx) ((ASN1_TYPE*)OPENSSL_sk_value(ossl_check_const_ASN1_TYPE_sk_type(sk), (idx)))
#define sk_ASN1_TYPE_new(cmp) ((STACK_OF(ASN1_TYPE)*)OPENSSL_sk_new(ossl_check_ASN1_TYPE_compfunc_type(cmp)))
#define sk_ASN1_TYPE_new_null() ((STACK_OF(ASN1_TYPE)*)OPENSSL_sk_new_null())
#define sk_ASN1_TYPE_new_reserve(cmp, n) ((STACK_OF(ASN1_TYPE)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_TYPE_compfunc_type(cmp), (n)))
#define sk_ASN1_TYPE_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_TYPE_sk_type(sk), (n))
#define sk_ASN1_TYPE_free(sk) OPENSSL_sk_free(ossl_check_ASN1_TYPE_sk_type(sk))
#define sk_ASN1_TYPE_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_TYPE_sk_type(sk))
#define sk_ASN1_TYPE_delete(sk, i) ((ASN1_TYPE*)OPENSSL_sk_delete(ossl_check_ASN1_TYPE_sk_type(sk), (i)))
#define sk_ASN1_TYPE_delete_ptr(sk, ptr) ((ASN1_TYPE*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr)))
#define sk_ASN1_TYPE_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr))
#define sk_ASN1_TYPE_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr))
#define sk_ASN1_TYPE_pop(sk) ((ASN1_TYPE*)OPENSSL_sk_pop(ossl_check_ASN1_TYPE_sk_type(sk)))
#define sk_ASN1_TYPE_shift(sk) ((ASN1_TYPE*)OPENSSL_sk_shift(ossl_check_ASN1_TYPE_sk_type(sk)))
#define sk_ASN1_TYPE_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_freefunc_type(freefunc))
#define sk_ASN1_TYPE_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr), (idx))
#define sk_ASN1_TYPE_set(sk, idx, ptr) ((ASN1_TYPE*)OPENSSL_sk_set(ossl_check_ASN1_TYPE_sk_type(sk), (idx), ossl_check_ASN1_TYPE_type(ptr)))
#define sk_ASN1_TYPE_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr))
#define sk_ASN1_TYPE_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr))
#define sk_ASN1_TYPE_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_type(ptr), pnum)
#define sk_ASN1_TYPE_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_TYPE_sk_type(sk))
#define sk_ASN1_TYPE_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_TYPE_sk_type(sk))
#define sk_ASN1_TYPE_dup(sk) ((STACK_OF(ASN1_TYPE)*)OPENSSL_sk_dup(ossl_check_const_ASN1_TYPE_sk_type(sk)))
#define sk_ASN1_TYPE_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_TYPE)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_copyfunc_type(copyfunc), ossl_check_ASN1_TYPE_freefunc_type(freefunc)))
#define sk_ASN1_TYPE_set_cmp_func(sk, cmp) ((sk_ASN1_TYPE_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_TYPE_sk_type(sk), ossl_check_ASN1_TYPE_compfunc_type(cmp)))

    typedef STACK_OF(ASN1_TYPE) ASN1_SEQUENCE_ANY;

    DECLARE_ASN1_ENCODE_FUNCTIONS_name(ASN1_SEQUENCE_ANY, ASN1_SEQUENCE_ANY)
        DECLARE_ASN1_ENCODE_FUNCTIONS_name(ASN1_SEQUENCE_ANY, ASN1_SET_ANY)

        /* This is used to contain a list of bit names */
        typedef struct BIT_STRING_BITNAME_st
    {
        int bitnum;
        const char* lname;
        const char* sname;
    } BIT_STRING_BITNAME;

#define B_ASN1_TIME  \
    B_ASN1_UTCTIME | \
        B_ASN1_GENERALIZEDTIME

#define B_ASN1_PRINTABLE         \
    B_ASN1_NUMERICSTRING |       \
        B_ASN1_PRINTABLESTRING | \
        B_ASN1_T61STRING |       \
        B_ASN1_IA5STRING |       \
        B_ASN1_BIT_STRING |      \
        B_ASN1_UNIVERSALSTRING | \
        B_ASN1_BMPSTRING |       \
        B_ASN1_UTF8STRING |      \
        B_ASN1_SEQUENCE |        \
        B_ASN1_UNKNOWN

#define B_ASN1_DIRECTORYSTRING   \
    B_ASN1_PRINTABLESTRING |     \
        B_ASN1_TELETEXSTRING |   \
        B_ASN1_BMPSTRING |       \
        B_ASN1_UNIVERSALSTRING | \
        B_ASN1_UTF8STRING

#define B_ASN1_DISPLAYTEXT     \
    B_ASN1_IA5STRING |         \
        B_ASN1_VISIBLESTRING | \
        B_ASN1_BMPSTRING |     \
        B_ASN1_UTF8STRING

    DECLARE_ASN1_ALLOC_FUNCTIONS_name(ASN1_TYPE, ASN1_TYPE)
        DECLARE_ASN1_ENCODE_FUNCTIONS(ASN1_TYPE, ASN1_ANY, ASN1_TYPE)

            int ASN1_TYPE_get(const ASN1_TYPE* a);
    void ASN1_TYPE_set(ASN1_TYPE* a, int type, void* value);
    int ASN1_TYPE_set1(ASN1_TYPE* a, int type, const void* value);
    int ASN1_TYPE_cmp(const ASN1_TYPE* a, const ASN1_TYPE* b);

    ASN1_TYPE* ASN1_TYPE_pack_sequence(const ASN1_ITEM* it, void* s, ASN1_TYPE** t);
    void* ASN1_TYPE_unpack_sequence(const ASN1_ITEM* it, const ASN1_TYPE* t);

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_OBJECT, ASN1_OBJECT, ASN1_OBJECT)
#define sk_ASN1_OBJECT_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_OBJECT_sk_type(sk))
#define sk_ASN1_OBJECT_value(sk, idx) ((ASN1_OBJECT*)OPENSSL_sk_value(ossl_check_const_ASN1_OBJECT_sk_type(sk), (idx)))
#define sk_ASN1_OBJECT_new(cmp) ((STACK_OF(ASN1_OBJECT)*)OPENSSL_sk_new(ossl_check_ASN1_OBJECT_compfunc_type(cmp)))
#define sk_ASN1_OBJECT_new_null() ((STACK_OF(ASN1_OBJECT)*)OPENSSL_sk_new_null())
#define sk_ASN1_OBJECT_new_reserve(cmp, n) ((STACK_OF(ASN1_OBJECT)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_OBJECT_compfunc_type(cmp), (n)))
#define sk_ASN1_OBJECT_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_OBJECT_sk_type(sk), (n))
#define sk_ASN1_OBJECT_free(sk) OPENSSL_sk_free(ossl_check_ASN1_OBJECT_sk_type(sk))
#define sk_ASN1_OBJECT_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_OBJECT_sk_type(sk))
#define sk_ASN1_OBJECT_delete(sk, i) ((ASN1_OBJECT*)OPENSSL_sk_delete(ossl_check_ASN1_OBJECT_sk_type(sk), (i)))
#define sk_ASN1_OBJECT_delete_ptr(sk, ptr) ((ASN1_OBJECT*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr)))
#define sk_ASN1_OBJECT_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr))
#define sk_ASN1_OBJECT_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr))
#define sk_ASN1_OBJECT_pop(sk) ((ASN1_OBJECT*)OPENSSL_sk_pop(ossl_check_ASN1_OBJECT_sk_type(sk)))
#define sk_ASN1_OBJECT_shift(sk) ((ASN1_OBJECT*)OPENSSL_sk_shift(ossl_check_ASN1_OBJECT_sk_type(sk)))
#define sk_ASN1_OBJECT_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_freefunc_type(freefunc))
#define sk_ASN1_OBJECT_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr), (idx))
#define sk_ASN1_OBJECT_set(sk, idx, ptr) ((ASN1_OBJECT*)OPENSSL_sk_set(ossl_check_ASN1_OBJECT_sk_type(sk), (idx), ossl_check_ASN1_OBJECT_type(ptr)))
#define sk_ASN1_OBJECT_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr))
#define sk_ASN1_OBJECT_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr))
#define sk_ASN1_OBJECT_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_type(ptr), pnum)
#define sk_ASN1_OBJECT_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_OBJECT_sk_type(sk))
#define sk_ASN1_OBJECT_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_OBJECT_sk_type(sk))
#define sk_ASN1_OBJECT_dup(sk) ((STACK_OF(ASN1_OBJECT)*)OPENSSL_sk_dup(ossl_check_const_ASN1_OBJECT_sk_type(sk)))
#define sk_ASN1_OBJECT_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_OBJECT)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_copyfunc_type(copyfunc), ossl_check_ASN1_OBJECT_freefunc_type(freefunc)))
#define sk_ASN1_OBJECT_set_cmp_func(sk, cmp) ((sk_ASN1_OBJECT_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_OBJECT_sk_type(sk), ossl_check_ASN1_OBJECT_compfunc_type(cmp)))

    DECLARE_ASN1_FUNCTIONS(ASN1_OBJECT)

    ASN1_STRING* ASN1_STRING_new(void);
    void ASN1_STRING_free(ASN1_STRING* a);
    void ASN1_STRING_clear_free(ASN1_STRING* a);
    int ASN1_STRING_copy(ASN1_STRING* dst, const ASN1_STRING* str);
    DECLARE_ASN1_DUP_FUNCTION(ASN1_STRING)
    ASN1_STRING* ASN1_STRING_type_new(int type);
    int ASN1_STRING_cmp(const ASN1_STRING* a, const ASN1_STRING* b);
    /*
     * Since this is used to store all sorts of things, via macros, for now,
     * make its data void *
     */
    int ASN1_STRING_set(ASN1_STRING* str, const void* data, int len);
    void ASN1_STRING_set0(ASN1_STRING* str, void* data, int len);
    int ASN1_STRING_length(const ASN1_STRING* x);
#ifndef OPENSSL_NO_DEPRECATED_3_0
    OSSL_DEPRECATEDIN_3_0 void ASN1_STRING_length_set(ASN1_STRING* x, int n);
#endif
    int ASN1_STRING_type(const ASN1_STRING* x);
#ifndef OPENSSL_NO_DEPRECATED_1_1_0
    OSSL_DEPRECATEDIN_1_1_0 unsigned char* ASN1_STRING_data(ASN1_STRING* x);
#endif
    const unsigned char* ASN1_STRING_get0_data(const ASN1_STRING* x);

    DECLARE_ASN1_FUNCTIONS(ASN1_BIT_STRING)
    int ASN1_BIT_STRING_set(ASN1_BIT_STRING* a, unsigned char* d, int length);
    int ASN1_BIT_STRING_set_bit(ASN1_BIT_STRING* a, int n, int value);
    int ASN1_BIT_STRING_get_bit(const ASN1_BIT_STRING* a, int n);
    int ASN1_BIT_STRING_check(const ASN1_BIT_STRING* a, const unsigned char* flags, int flags_len);

    int ASN1_BIT_STRING_name_print(BIO* out, ASN1_BIT_STRING* bs, BIT_STRING_BITNAME* tbl, int indent);
    int ASN1_BIT_STRING_num_asc(const char* name, BIT_STRING_BITNAME* tbl);
    int ASN1_BIT_STRING_set_asc(ASN1_BIT_STRING* bs, const char* name, int value, BIT_STRING_BITNAME* tbl);

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_INTEGER, ASN1_INTEGER, ASN1_INTEGER)
#define sk_ASN1_INTEGER_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_INTEGER_sk_type(sk))
#define sk_ASN1_INTEGER_value(sk, idx) ((ASN1_INTEGER*)OPENSSL_sk_value(ossl_check_const_ASN1_INTEGER_sk_type(sk), (idx)))
#define sk_ASN1_INTEGER_new(cmp) ((STACK_OF(ASN1_INTEGER)*)OPENSSL_sk_new(ossl_check_ASN1_INTEGER_compfunc_type(cmp)))
#define sk_ASN1_INTEGER_new_null() ((STACK_OF(ASN1_INTEGER)*)OPENSSL_sk_new_null())
#define sk_ASN1_INTEGER_new_reserve(cmp, n) ((STACK_OF(ASN1_INTEGER)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_INTEGER_compfunc_type(cmp), (n)))
#define sk_ASN1_INTEGER_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_INTEGER_sk_type(sk), (n))
#define sk_ASN1_INTEGER_free(sk) OPENSSL_sk_free(ossl_check_ASN1_INTEGER_sk_type(sk))
#define sk_ASN1_INTEGER_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_INTEGER_sk_type(sk))
#define sk_ASN1_INTEGER_delete(sk, i) ((ASN1_INTEGER*)OPENSSL_sk_delete(ossl_check_ASN1_INTEGER_sk_type(sk), (i)))
#define sk_ASN1_INTEGER_delete_ptr(sk, ptr) ((ASN1_INTEGER*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr)))
#define sk_ASN1_INTEGER_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr))
#define sk_ASN1_INTEGER_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr))
#define sk_ASN1_INTEGER_pop(sk) ((ASN1_INTEGER*)OPENSSL_sk_pop(ossl_check_ASN1_INTEGER_sk_type(sk)))
#define sk_ASN1_INTEGER_shift(sk) ((ASN1_INTEGER*)OPENSSL_sk_shift(ossl_check_ASN1_INTEGER_sk_type(sk)))
#define sk_ASN1_INTEGER_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_freefunc_type(freefunc))
#define sk_ASN1_INTEGER_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr), (idx))
#define sk_ASN1_INTEGER_set(sk, idx, ptr) ((ASN1_INTEGER*)OPENSSL_sk_set(ossl_check_ASN1_INTEGER_sk_type(sk), (idx), ossl_check_ASN1_INTEGER_type(ptr)))
#define sk_ASN1_INTEGER_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr))
#define sk_ASN1_INTEGER_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr))
#define sk_ASN1_INTEGER_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_type(ptr), pnum)
#define sk_ASN1_INTEGER_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_INTEGER_sk_type(sk))
#define sk_ASN1_INTEGER_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_INTEGER_sk_type(sk))
#define sk_ASN1_INTEGER_dup(sk) ((STACK_OF(ASN1_INTEGER)*)OPENSSL_sk_dup(ossl_check_const_ASN1_INTEGER_sk_type(sk)))
#define sk_ASN1_INTEGER_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_INTEGER)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_copyfunc_type(copyfunc), ossl_check_ASN1_INTEGER_freefunc_type(freefunc)))
#define sk_ASN1_INTEGER_set_cmp_func(sk, cmp) ((sk_ASN1_INTEGER_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_INTEGER_sk_type(sk), ossl_check_ASN1_INTEGER_compfunc_type(cmp)))

    DECLARE_ASN1_FUNCTIONS(ASN1_INTEGER)
    ASN1_INTEGER* d2i_ASN1_UINTEGER(ASN1_INTEGER** a, const unsigned char** pp, long length);
    DECLARE_ASN1_DUP_FUNCTION(ASN1_INTEGER)
    int ASN1_INTEGER_cmp(const ASN1_INTEGER* x, const ASN1_INTEGER* y);

    DECLARE_ASN1_FUNCTIONS(ASN1_ENUMERATED)

    int ASN1_UTCTIME_check(const ASN1_UTCTIME* a);
    ASN1_UTCTIME* ASN1_UTCTIME_set(ASN1_UTCTIME* s, time_t t);
    ASN1_UTCTIME* ASN1_UTCTIME_adj(ASN1_UTCTIME* s, time_t t, int offset_day, long offset_sec);
    int ASN1_UTCTIME_set_string(ASN1_UTCTIME* s, const char* str);
    int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME* s, time_t t);

    int ASN1_GENERALIZEDTIME_check(const ASN1_GENERALIZEDTIME* a);
    ASN1_GENERALIZEDTIME* ASN1_GENERALIZEDTIME_set(ASN1_GENERALIZEDTIME* s, time_t t);
    ASN1_GENERALIZEDTIME* ASN1_GENERALIZEDTIME_adj(ASN1_GENERALIZEDTIME* s, time_t t, int offset_day, long offset_sec);
    int ASN1_GENERALIZEDTIME_set_string(ASN1_GENERALIZEDTIME* s, const char* str);

    int ASN1_TIME_diff(int* pday, int* psec, const ASN1_TIME* from, const ASN1_TIME* to);

    DECLARE_ASN1_FUNCTIONS(ASN1_OCTET_STRING)
    DECLARE_ASN1_DUP_FUNCTION(ASN1_OCTET_STRING)
    int ASN1_OCTET_STRING_cmp(const ASN1_OCTET_STRING* a, const ASN1_OCTET_STRING* b);
    int ASN1_OCTET_STRING_set(ASN1_OCTET_STRING* str, const unsigned char* data, int len);

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_UTF8STRING, ASN1_UTF8STRING, ASN1_UTF8STRING)
#define sk_ASN1_UTF8STRING_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_UTF8STRING_sk_type(sk))
#define sk_ASN1_UTF8STRING_value(sk, idx) ((ASN1_UTF8STRING*)OPENSSL_sk_value(ossl_check_const_ASN1_UTF8STRING_sk_type(sk), (idx)))
#define sk_ASN1_UTF8STRING_new(cmp) ((STACK_OF(ASN1_UTF8STRING)*)OPENSSL_sk_new(ossl_check_ASN1_UTF8STRING_compfunc_type(cmp)))
#define sk_ASN1_UTF8STRING_new_null() ((STACK_OF(ASN1_UTF8STRING)*)OPENSSL_sk_new_null())
#define sk_ASN1_UTF8STRING_new_reserve(cmp, n) ((STACK_OF(ASN1_UTF8STRING)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_UTF8STRING_compfunc_type(cmp), (n)))
#define sk_ASN1_UTF8STRING_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_UTF8STRING_sk_type(sk), (n))
#define sk_ASN1_UTF8STRING_free(sk) OPENSSL_sk_free(ossl_check_ASN1_UTF8STRING_sk_type(sk))
#define sk_ASN1_UTF8STRING_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_UTF8STRING_sk_type(sk))
#define sk_ASN1_UTF8STRING_delete(sk, i) ((ASN1_UTF8STRING*)OPENSSL_sk_delete(ossl_check_ASN1_UTF8STRING_sk_type(sk), (i)))
#define sk_ASN1_UTF8STRING_delete_ptr(sk, ptr) ((ASN1_UTF8STRING*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr)))
#define sk_ASN1_UTF8STRING_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr))
#define sk_ASN1_UTF8STRING_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr))
#define sk_ASN1_UTF8STRING_pop(sk) ((ASN1_UTF8STRING*)OPENSSL_sk_pop(ossl_check_ASN1_UTF8STRING_sk_type(sk)))
#define sk_ASN1_UTF8STRING_shift(sk) ((ASN1_UTF8STRING*)OPENSSL_sk_shift(ossl_check_ASN1_UTF8STRING_sk_type(sk)))
#define sk_ASN1_UTF8STRING_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_freefunc_type(freefunc))
#define sk_ASN1_UTF8STRING_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr), (idx))
#define sk_ASN1_UTF8STRING_set(sk, idx, ptr) ((ASN1_UTF8STRING*)OPENSSL_sk_set(ossl_check_ASN1_UTF8STRING_sk_type(sk), (idx), ossl_check_ASN1_UTF8STRING_type(ptr)))
#define sk_ASN1_UTF8STRING_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr))
#define sk_ASN1_UTF8STRING_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr))
#define sk_ASN1_UTF8STRING_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_type(ptr), pnum)
#define sk_ASN1_UTF8STRING_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_UTF8STRING_sk_type(sk))
#define sk_ASN1_UTF8STRING_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_UTF8STRING_sk_type(sk))
#define sk_ASN1_UTF8STRING_dup(sk) ((STACK_OF(ASN1_UTF8STRING)*)OPENSSL_sk_dup(ossl_check_const_ASN1_UTF8STRING_sk_type(sk)))
#define sk_ASN1_UTF8STRING_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_UTF8STRING)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_copyfunc_type(copyfunc), ossl_check_ASN1_UTF8STRING_freefunc_type(freefunc)))
#define sk_ASN1_UTF8STRING_set_cmp_func(sk, cmp) ((sk_ASN1_UTF8STRING_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_UTF8STRING_sk_type(sk), ossl_check_ASN1_UTF8STRING_compfunc_type(cmp)))

    DECLARE_ASN1_FUNCTIONS(ASN1_VISIBLESTRING)
    DECLARE_ASN1_FUNCTIONS(ASN1_UNIVERSALSTRING)
    DECLARE_ASN1_FUNCTIONS(ASN1_UTF8STRING)
    DECLARE_ASN1_FUNCTIONS(ASN1_NULL)
    DECLARE_ASN1_FUNCTIONS(ASN1_BMPSTRING)

    int UTF8_getc(const unsigned char* str, int len, unsigned long* val);
    int UTF8_putc(unsigned char* str, int len, unsigned long value);

    SKM_DEFINE_STACK_OF_INTERNAL(ASN1_GENERALSTRING, ASN1_GENERALSTRING, ASN1_GENERALSTRING)
#define sk_ASN1_GENERALSTRING_num(sk) OPENSSL_sk_num(ossl_check_const_ASN1_GENERALSTRING_sk_type(sk))
#define sk_ASN1_GENERALSTRING_value(sk, idx) ((ASN1_GENERALSTRING*)OPENSSL_sk_value(ossl_check_const_ASN1_GENERALSTRING_sk_type(sk), (idx)))
#define sk_ASN1_GENERALSTRING_new(cmp) ((STACK_OF(ASN1_GENERALSTRING)*)OPENSSL_sk_new(ossl_check_ASN1_GENERALSTRING_compfunc_type(cmp)))
#define sk_ASN1_GENERALSTRING_new_null() ((STACK_OF(ASN1_GENERALSTRING)*)OPENSSL_sk_new_null())
#define sk_ASN1_GENERALSTRING_new_reserve(cmp, n) ((STACK_OF(ASN1_GENERALSTRING)*)OPENSSL_sk_new_reserve(ossl_check_ASN1_GENERALSTRING_compfunc_type(cmp), (n)))
#define sk_ASN1_GENERALSTRING_reserve(sk, n) OPENSSL_sk_reserve(ossl_check_ASN1_GENERALSTRING_sk_type(sk), (n))
#define sk_ASN1_GENERALSTRING_free(sk) OPENSSL_sk_free(ossl_check_ASN1_GENERALSTRING_sk_type(sk))
#define sk_ASN1_GENERALSTRING_zero(sk) OPENSSL_sk_zero(ossl_check_ASN1_GENERALSTRING_sk_type(sk))
#define sk_ASN1_GENERALSTRING_delete(sk, i) ((ASN1_GENERALSTRING*)OPENSSL_sk_delete(ossl_check_ASN1_GENERALSTRING_sk_type(sk), (i)))
#define sk_ASN1_GENERALSTRING_delete_ptr(sk, ptr) ((ASN1_GENERALSTRING*)OPENSSL_sk_delete_ptr(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr)))
#define sk_ASN1_GENERALSTRING_push(sk, ptr) OPENSSL_sk_push(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr))
#define sk_ASN1_GENERALSTRING_unshift(sk, ptr) OPENSSL_sk_unshift(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr))
#define sk_ASN1_GENERALSTRING_pop(sk) ((ASN1_GENERALSTRING*)OPENSSL_sk_pop(ossl_check_ASN1_GENERALSTRING_sk_type(sk)))
#define sk_ASN1_GENERALSTRING_shift(sk) ((ASN1_GENERALSTRING*)OPENSSL_sk_shift(ossl_check_ASN1_GENERALSTRING_sk_type(sk)))
#define sk_ASN1_GENERALSTRING_pop_free(sk, freefunc) OPENSSL_sk_pop_free(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_freefunc_type(freefunc))
#define sk_ASN1_GENERALSTRING_insert(sk, ptr, idx) OPENSSL_sk_insert(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr), (idx))
#define sk_ASN1_GENERALSTRING_set(sk, idx, ptr) ((ASN1_GENERALSTRING*)OPENSSL_sk_set(ossl_check_ASN1_GENERALSTRING_sk_type(sk), (idx), ossl_check_ASN1_GENERALSTRING_type(ptr)))
#define sk_ASN1_GENERALSTRING_find(sk, ptr) OPENSSL_sk_find(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr))
#define sk_ASN1_GENERALSTRING_find_ex(sk, ptr) OPENSSL_sk_find_ex(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr))
#define sk_ASN1_GENERALSTRING_find_all(sk, ptr, pnum) OPENSSL_sk_find_all(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_type(ptr), pnum)
#define sk_ASN1_GENERALSTRING_sort(sk) OPENSSL_sk_sort(ossl_check_ASN1_GENERALSTRING_sk_type(sk))
#define sk_ASN1_GENERALSTRING_is_sorted(sk) OPENSSL_sk_is_sorted(ossl_check_const_ASN1_GENERALSTRING_sk_type(sk))
#define sk_ASN1_GENERALSTRING_dup(sk) ((STACK_OF(ASN1_GENERALSTRING)*)OPENSSL_sk_dup(ossl_check_const_ASN1_GENERALSTRING_sk_type(sk)))
#define sk_ASN1_GENERALSTRING_deep_copy(sk, copyfunc, freefunc) ((STACK_OF(ASN1_GENERALSTRING)*)OPENSSL_sk_deep_copy(ossl_check_const_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_copyfunc_type(copyfunc), ossl_check_ASN1_GENERALSTRING_freefunc_type(freefunc)))
#define sk_ASN1_GENERALSTRING_set_cmp_func(sk, cmp) ((sk_ASN1_GENERALSTRING_compfunc)OPENSSL_sk_set_cmp_func(ossl_check_ASN1_GENERALSTRING_sk_type(sk), ossl_check_ASN1_GENERALSTRING_compfunc_type(cmp)))

    DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, ASN1_PRINTABLE)

        DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, DIRECTORYSTRING)
            DECLARE_ASN1_FUNCTIONS_name(ASN1_STRING, DISPLAYTEXT)
                DECLARE_ASN1_FUNCTIONS(ASN1_PRINTABLESTRING)
                    DECLARE_ASN1_FUNCTIONS(ASN1_T61STRING)
                        DECLARE_ASN1_FUNCTIONS(ASN1_IA5STRING)
                            DECLARE_ASN1_FUNCTIONS(ASN1_GENERALSTRING)
                                DECLARE_ASN1_FUNCTIONS(ASN1_UTCTIME)
                                    DECLARE_ASN1_FUNCTIONS(ASN1_GENERALIZEDTIME)
                                        DECLARE_ASN1_FUNCTIONS(ASN1_TIME)

                                            DECLARE_ASN1_DUP_FUNCTION(ASN1_TIME)
                                                DECLARE_ASN1_DUP_FUNCTION(ASN1_UTCTIME)
                                                    DECLARE_ASN1_DUP_FUNCTION(ASN1_GENERALIZEDTIME)

                                                        DECLARE_ASN1_ITEM(ASN1_OCTET_STRING_NDEF)

                                                            ASN1_TIME* ASN1_TIME_set(ASN1_TIME* s, time_t t);
    ASN1_TIME* ASN1_TIME_adj(ASN1_TIME* s, time_t t, int offset_day, long offset_sec);
    int ASN1_TIME_check(const ASN1_TIME* t);
    ASN1_GENERALIZEDTIME* ASN1_TIME_to_generalizedtime(const ASN1_TIME* t, ASN1_GENERALIZEDTIME** out);
    int ASN1_TIME_set_string(ASN1_TIME* s, const char* str);
    int ASN1_TIME_set_string_X509(ASN1_TIME* s, const char* str);
    int ASN1_TIME_to_tm(const ASN1_TIME* s, struct tm* tm);
    int ASN1_TIME_normalize(ASN1_TIME* s);
    int ASN1_TIME_cmp_time_t(const ASN1_TIME* s, time_t t);
    int ASN1_TIME_compare(const ASN1_TIME* a, const ASN1_TIME* b);

    int i2a_ASN1_INTEGER(BIO* bp, const ASN1_INTEGER* a);
    int a2i_ASN1_INTEGER(BIO* bp, ASN1_INTEGER* bs, char* buf, int size);
    int i2a_ASN1_ENUMERATED(BIO* bp, const ASN1_ENUMERATED* a);
    int a2i_ASN1_ENUMERATED(BIO* bp, ASN1_ENUMERATED* bs, char* buf, int size);
    int i2a_ASN1_OBJECT(BIO* bp, const ASN1_OBJECT* a);
    int a2i_ASN1_STRING(BIO* bp, ASN1_STRING* bs, char* buf, int size);
    int i2a_ASN1_STRING(BIO* bp, const ASN1_STRING* a, int type);
    int i2t_ASN1_OBJECT(char* buf, int buf_len, const ASN1_OBJECT* a);

    int a2d_ASN1_OBJECT(unsigned char* out, int olen, const char* buf, int num);
    ASN1_OBJECT* ASN1_OBJECT_create(int nid, unsigned char* data, int len, const char* sn, const char* ln);

    int ASN1_INTEGER_get_int64(int64_t* pr, const ASN1_INTEGER* a);
    int ASN1_INTEGER_set_int64(ASN1_INTEGER* a, int64_t r);
    int ASN1_INTEGER_get_uint64(uint64_t* pr, const ASN1_INTEGER* a);
    int ASN1_INTEGER_set_uint64(ASN1_INTEGER* a, uint64_t r);

    int ASN1_INTEGER_set(ASN1_INTEGER* a, long v);
    long ASN1_INTEGER_get(const ASN1_INTEGER* a);
    ASN1_INTEGER* BN_to_ASN1_INTEGER(const BIGNUM* bn, ASN1_INTEGER* ai);
    BIGNUM* ASN1_INTEGER_to_BN(const ASN1_INTEGER* ai, BIGNUM* bn);

    int ASN1_ENUMERATED_get_int64(int64_t* pr, const ASN1_ENUMERATED* a);
    int ASN1_ENUMERATED_set_int64(ASN1_ENUMERATED* a, int64_t r);

    int ASN1_ENUMERATED_set(ASN1_ENUMERATED* a, long v);
    long ASN1_ENUMERATED_get(const ASN1_ENUMERATED* a);
    ASN1_ENUMERATED* BN_to_ASN1_ENUMERATED(const BIGNUM* bn, ASN1_ENUMERATED* ai);
    BIGNUM* ASN1_ENUMERATED_to_BN(const ASN1_ENUMERATED* ai, BIGNUM* bn);

    /* General */
    /* given a string, return the correct type, max is the maximum length */
    int ASN1_PRINTABLE_type(const unsigned char* s, int max);

    unsigned long ASN1_tag2bit(int tag);

    /* SPECIALS */
    int ASN1_get_object(const unsigned char** pp, long* plength, int* ptag, int* pclass, long omax);
    int ASN1_check_infinite_end(unsigned char** p, long len);
    int ASN1_const_check_infinite_end(const unsigned char** p, long len);
    void ASN1_put_object(unsigned char** pp, int constructed, int length, int tag, int xclass);
    int ASN1_put_eoc(unsigned char** pp);
    int ASN1_object_size(int constructed, int length, int tag);

    /* Used to implement other functions */
    void* ASN1_dup(i2d_of_void* i2d, d2i_of_void* d2i, const void* x);

#define ASN1_dup_of(type, i2d, d2i, x) \
    ((type*)ASN1_dup(CHECKED_I2D_OF(type, i2d), CHECKED_D2I_OF(type, d2i), CHECKED_PTR_OF(const type, x)))

    void* ASN1_item_dup(const ASN1_ITEM* it, const void* x);
    int ASN1_item_sign_ex(const ASN1_ITEM* it, X509_ALGOR* algor1, X509_ALGOR* algor2, ASN1_BIT_STRING* signature, const void* data, const ASN1_OCTET_STRING* id, EVP_PKEY* pkey, const EVP_MD* md, OSSL_LIB_CTX* libctx, const char* propq);
    int ASN1_item_verify_ex(const ASN1_ITEM* it, const X509_ALGOR* alg, const ASN1_BIT_STRING* signature, const void* data, const ASN1_OCTET_STRING* id, EVP_PKEY* pkey, OSSL_LIB_CTX* libctx, const char* propq);

    /* ASN1 alloc/free macros for when a type is only used internally */

#define M_ASN1_new_of(type) (type*)ASN1_item_new(ASN1_ITEM_rptr(type))
#define M_ASN1_free_of(x, type) \
    ASN1_item_free(CHECKED_PTR_OF(type, x), ASN1_ITEM_rptr(type))

#ifndef OPENSSL_NO_STDIO
    void* ASN1_d2i_fp(void* (*xnew)(void), d2i_of_void* d2i, FILE* in, void** x);

#define ASN1_d2i_fp_of(type, xnew, d2i, in, x) \
    ((type*)ASN1_d2i_fp(CHECKED_NEW_OF(type, xnew), CHECKED_D2I_OF(type, d2i), in, CHECKED_PPTR_OF(type, x)))

    void* ASN1_item_d2i_fp_ex(const ASN1_ITEM* it, FILE* in, void* x, OSSL_LIB_CTX* libctx, const char* propq);
    void* ASN1_item_d2i_fp(const ASN1_ITEM* it, FILE* in, void* x);
    int ASN1_i2d_fp(i2d_of_void* i2d, FILE* out, const void* x);

#define ASN1_i2d_fp_of(type, i2d, out, x) \
    (ASN1_i2d_fp(CHECKED_I2D_OF(type, i2d), out, CHECKED_PTR_OF(const type, x)))

    int ASN1_item_i2d_fp(const ASN1_ITEM* it, FILE* out, const void* x);
    int ASN1_STRING_print_ex_fp(FILE* fp, const ASN1_STRING* str, unsigned long flags);
#endif

    int ASN1_STRING_to_UTF8(unsigned char** out, const ASN1_STRING* in);

    void* ASN1_d2i_bio(void* (*xnew)(void), d2i_of_void* d2i, BIO* in, void** x);

#define ASN1_d2i_bio_of(type, xnew, d2i, in, x) \
    ((type*)ASN1_d2i_bio(CHECKED_NEW_OF(type, xnew), CHECKED_D2I_OF(type, d2i), in, CHECKED_PPTR_OF(type, x)))

    void* ASN1_item_d2i_bio_ex(const ASN1_ITEM* it, BIO* in, void* pval, OSSL_LIB_CTX* libctx, const char* propq);
    void* ASN1_item_d2i_bio(const ASN1_ITEM* it, BIO* in, void* pval);
    int ASN1_i2d_bio(i2d_of_void* i2d, BIO* out, const void* x);

#define ASN1_i2d_bio_of(type, i2d, out, x) \
    (ASN1_i2d_bio(CHECKED_I2D_OF(type, i2d), out, CHECKED_PTR_OF(const type, x)))

    int ASN1_item_i2d_bio(const ASN1_ITEM* it, BIO* out, const void* x);
    BIO* ASN1_item_i2d_mem_bio(const ASN1_ITEM* it, const ASN1_VALUE* val);
    int ASN1_UTCTIME_print(BIO* fp, const ASN1_UTCTIME* a);
    int ASN1_GENERALIZEDTIME_print(BIO* fp, const ASN1_GENERALIZEDTIME* a);
    int ASN1_TIME_print(BIO* bp, const ASN1_TIME* tm);
    int ASN1_TIME_print_ex(BIO* bp, const ASN1_TIME* tm, unsigned long flags);
    int ASN1_STRING_print(BIO* bp, const ASN1_STRING* v);
    int ASN1_STRING_print_ex(BIO* out, const ASN1_STRING* str, unsigned long flags);
    int ASN1_buf_print(BIO* bp, const unsigned char* buf, size_t buflen, int off);
    int ASN1_bn_print(BIO* bp, const char* number, const BIGNUM* num, unsigned char* buf, int off);
    int ASN1_parse(BIO* bp, const unsigned char* pp, long len, int indent);
    int ASN1_parse_dump(BIO* bp, const unsigned char* pp, long len, int indent, int dump);
    const char* ASN1_tag2str(int tag);

    /* Used to load and write Netscape format cert */

    int ASN1_UNIVERSALSTRING_to_string(ASN1_UNIVERSALSTRING* s);

    int ASN1_TYPE_set_octetstring(ASN1_TYPE* a, unsigned char* data, int len);
    int ASN1_TYPE_get_octetstring(const ASN1_TYPE* a, unsigned char* data, int max_len);
    int ASN1_TYPE_set_int_octetstring(ASN1_TYPE* a, long num, unsigned char* data, int len);
    int ASN1_TYPE_get_int_octetstring(const ASN1_TYPE* a, long* num, unsigned char* data, int max_len);

    void* ASN1_item_unpack(const ASN1_STRING* oct, const ASN1_ITEM* it);

    ASN1_STRING* ASN1_item_pack(void* obj, const ASN1_ITEM* it, ASN1_OCTET_STRING** oct);

    void ASN1_STRING_set_default_mask(unsigned long mask);
    int ASN1_STRING_set_default_mask_asc(const char* p);
    unsigned long ASN1_STRING_get_default_mask(void);
    int ASN1_mbstring_copy(ASN1_STRING** out, const unsigned char* in, int len, int inform, unsigned long mask);
    int ASN1_mbstring_ncopy(ASN1_STRING** out, const unsigned char* in, int len, int inform, unsigned long mask, long minsize, long maxsize);

    ASN1_STRING* ASN1_STRING_set_by_NID(ASN1_STRING** out, const unsigned char* in, int inlen, int inform, int nid);
    ASN1_STRING_TABLE* ASN1_STRING_TABLE_get(int nid);
    int ASN1_STRING_TABLE_add(int, long, long, unsigned long, unsigned long);
    void ASN1_STRING_TABLE_cleanup(void);

    /* ASN1 template functions */

    /* Old API compatible functions */
    ASN1_VALUE* ASN1_item_new(const ASN1_ITEM* it);
    ASN1_VALUE* ASN1_item_new_ex(const ASN1_ITEM* it, OSSL_LIB_CTX* libctx, const char* propq);
    void ASN1_item_free(ASN1_VALUE* val, const ASN1_ITEM* it);
    ASN1_VALUE* ASN1_item_d2i_ex(ASN1_VALUE** val, const unsigned char** in, long len, const ASN1_ITEM* it, OSSL_LIB_CTX* libctx, const char* propq);
    ASN1_VALUE* ASN1_item_d2i(ASN1_VALUE** val, const unsigned char** in, long len, const ASN1_ITEM* it);
    int ASN1_item_i2d(const ASN1_VALUE* val, unsigned char** out, const ASN1_ITEM* it);
    int ASN1_item_ndef_i2d(const ASN1_VALUE* val, unsigned char** out, const ASN1_ITEM* it);

    void ASN1_add_oid_module(void);
    void ASN1_add_stable_module(void);

    ASN1_TYPE* ASN1_generate_nconf(const char* str, CONF* nconf);
    ASN1_TYPE* ASN1_generate_v3(const char* str, X509V3_CTX* cnf);
    int ASN1_str2mask(const char* str, unsigned long* pmask);

/* ASN1 Print flags */

/* Indicate missing OPTIONAL fields */
#define ASN1_PCTX_FLAGS_SHOW_ABSENT 0x001
/* Mark start and end of SEQUENCE */
#define ASN1_PCTX_FLAGS_SHOW_SEQUENCE 0x002
/* Mark start and end of SEQUENCE/SET OF */
#define ASN1_PCTX_FLAGS_SHOW_SSOF 0x004
/* Show the ASN1 type of primitives */
#define ASN1_PCTX_FLAGS_SHOW_TYPE 0x008
/* Don't show ASN1 type of ANY */
#define ASN1_PCTX_FLAGS_NO_ANY_TYPE 0x010
/* Don't show ASN1 type of MSTRINGs */
#define ASN1_PCTX_FLAGS_NO_MSTRING_TYPE 0x020
/* Don't show field names in SEQUENCE */
#define ASN1_PCTX_FLAGS_NO_FIELD_NAME 0x040
/* Show structure names of each SEQUENCE field */
#define ASN1_PCTX_FLAGS_SHOW_FIELD_STRUCT_NAME 0x080
/* Don't show structure name even at top level */
#define ASN1_PCTX_FLAGS_NO_STRUCT_NAME 0x100

    int ASN1_item_print(BIO* out, const ASN1_VALUE* ifld, int indent, const ASN1_ITEM* it, const ASN1_PCTX* pctx);
    ASN1_PCTX* ASN1_PCTX_new(void);
    void ASN1_PCTX_free(ASN1_PCTX* p);
    unsigned long ASN1_PCTX_get_flags(const ASN1_PCTX* p);
    void ASN1_PCTX_set_flags(ASN1_PCTX* p, unsigned long flags);
    unsigned long ASN1_PCTX_get_nm_flags(const ASN1_PCTX* p);
    void ASN1_PCTX_set_nm_flags(ASN1_PCTX* p, unsigned long flags);
    unsigned long ASN1_PCTX_get_cert_flags(const ASN1_PCTX* p);
    void ASN1_PCTX_set_cert_flags(ASN1_PCTX* p, unsigned long flags);
    unsigned long ASN1_PCTX_get_oid_flags(const ASN1_PCTX* p);
    void ASN1_PCTX_set_oid_flags(ASN1_PCTX* p, unsigned long flags);
    unsigned long ASN1_PCTX_get_str_flags(const ASN1_PCTX* p);
    void ASN1_PCTX_set_str_flags(ASN1_PCTX* p, unsigned long flags);

    ASN1_SCTX* ASN1_SCTX_new(int (*scan_cb)(ASN1_SCTX* ctx));
    void ASN1_SCTX_free(ASN1_SCTX* p);
    const ASN1_ITEM* ASN1_SCTX_get_item(ASN1_SCTX* p);
    const ASN1_TEMPLATE* ASN1_SCTX_get_template(ASN1_SCTX* p);
    unsigned long ASN1_SCTX_get_flags(ASN1_SCTX* p);
    void ASN1_SCTX_set_app_data(ASN1_SCTX* p, void* data);
    void* ASN1_SCTX_get_app_data(ASN1_SCTX* p);

    const BIO_METHOD* BIO_f_asn1(void);

    /* cannot constify val because of CMS_stream() */
    BIO* BIO_new_NDEF(BIO* out, ASN1_VALUE* val, const ASN1_ITEM* it);

    int i2d_ASN1_bio_stream(BIO* out, ASN1_VALUE* val, BIO* in, int flags, const ASN1_ITEM* it);
    int PEM_write_bio_ASN1_stream(BIO* out, ASN1_VALUE* val, BIO* in, int flags, const char* hdr, const ASN1_ITEM* it);
    /* cannot constify val because of CMS_dataFinal() */
    int SMIME_write_ASN1(BIO* bio, ASN1_VALUE* val, BIO* data, int flags, int ctype_nid, int econt_nid, STACK_OF(X509_ALGOR) * mdalgs, const ASN1_ITEM* it);
    int SMIME_write_ASN1_ex(BIO* bio, ASN1_VALUE* val, BIO* data, int flags, int ctype_nid, int econt_nid, STACK_OF(X509_ALGOR) * mdalgs, const ASN1_ITEM* it, OSSL_LIB_CTX* libctx, const char* propq);
    ASN1_VALUE* SMIME_read_ASN1(BIO* bio, BIO** bcont, const ASN1_ITEM* it);
    ASN1_VALUE* SMIME_read_ASN1_ex(BIO* bio, int flags, BIO** bcont, const ASN1_ITEM* it, ASN1_VALUE** x, OSSL_LIB_CTX* libctx, const char* propq);
    int SMIME_crlf_copy(BIO* in, BIO* out, int flags);
    int SMIME_text(BIO* in, BIO* out);

    const ASN1_ITEM* ASN1_ITEM_lookup(const char* name);
    const ASN1_ITEM* ASN1_ITEM_get(size_t i);

/* Legacy compatibility */
#define DECLARE_ASN1_FUNCTIONS_fname(type, itname, name) \
    DECLARE_ASN1_ALLOC_FUNCTIONS_name(type, name)        \
        DECLARE_ASN1_ENCODE_FUNCTIONS(type, itname, name)
#define DECLARE_ASN1_FUNCTIONS_const(type) DECLARE_ASN1_FUNCTIONS(type)
#define DECLARE_ASN1_ENCODE_FUNCTIONS_const(type, name) \
    DECLARE_ASN1_ENCODE_FUNCTIONS(type, name)
#define I2D_OF_const(type) I2D_OF(type)
#define ASN1_dup_of_const(type, i2d, d2i, x) ASN1_dup_of(type, i2d, d2i, x)
#define ASN1_i2d_fp_of_const(type, i2d, out, x) ASN1_i2d_fp_of(type, i2d, out, x)
#define ASN1_i2d_bio_of_const(type, i2d, out, x) ASN1_i2d_bio_of(type, i2d, out, x)

#ifdef __cplusplus
}
#endif
#endif