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

/*
 * 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_PEM_H
#define OPENSSL_PEM_H
#pragma once

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

#include <openssl/e_os2.h>
#include <openssl/bio.h>
#include <openssl/safestack.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/pemerr.h>

#ifdef __cplusplus
extern "C"
{
#endif

#define PEM_BUFSIZE 1024

#define PEM_STRING_X509_OLD "X509 CERTIFICATE"
#define PEM_STRING_X509 "CERTIFICATE"
#define PEM_STRING_X509_TRUSTED "TRUSTED CERTIFICATE"
#define PEM_STRING_X509_REQ_OLD "NEW CERTIFICATE REQUEST"
#define PEM_STRING_X509_REQ "CERTIFICATE REQUEST"
#define PEM_STRING_X509_CRL "X509 CRL"
#define PEM_STRING_EVP_PKEY "ANY PRIVATE KEY"
#define PEM_STRING_PUBLIC "PUBLIC KEY"
#define PEM_STRING_RSA "RSA PRIVATE KEY"
#define PEM_STRING_RSA_PUBLIC "RSA PUBLIC KEY"
#define PEM_STRING_DSA "DSA PRIVATE KEY"
#define PEM_STRING_DSA_PUBLIC "DSA PUBLIC KEY"
#define PEM_STRING_PKCS7 "PKCS7"
#define PEM_STRING_PKCS7_SIGNED "PKCS #7 SIGNED DATA"
#define PEM_STRING_PKCS8 "ENCRYPTED PRIVATE KEY"
#define PEM_STRING_PKCS8INF "PRIVATE KEY"
#define PEM_STRING_DHPARAMS "DH PARAMETERS"
#define PEM_STRING_DHXPARAMS "X9.42 DH PARAMETERS"
#define PEM_STRING_SSL_SESSION "SSL SESSION PARAMETERS"
#define PEM_STRING_DSAPARAMS "DSA PARAMETERS"
#define PEM_STRING_ECDSA_PUBLIC "ECDSA PUBLIC KEY"
#define PEM_STRING_ECPARAMETERS "EC PARAMETERS"
#define PEM_STRING_ECPRIVATEKEY "EC PRIVATE KEY"
#define PEM_STRING_PARAMETERS "PARAMETERS"
#define PEM_STRING_CMS "CMS"

#define PEM_TYPE_ENCRYPTED 10
#define PEM_TYPE_MIC_ONLY 20
#define PEM_TYPE_MIC_CLEAR 30
#define PEM_TYPE_CLEAR 40

    /*
     * These macros make the PEM_read/PEM_write functions easier to maintain and
     * write. Now they are all implemented with either: IMPLEMENT_PEM_rw(...) or
     * IMPLEMENT_PEM_rw_cb(...)
     */

#define PEM_read_cb_fnsig(name, type, INTYPE, readname) \
    type* PEM_##readname##_##name(INTYPE* out, type** x, pem_password_cb* cb, void* u)
#define PEM_read_cb_ex_fnsig(name, type, INTYPE, readname) \
    type* PEM_##readname##_##name##_ex(INTYPE* out, type** x, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq)

#define PEM_write_fnsig(name, type, OUTTYPE, writename) \
    int PEM_##writename##_##name(OUTTYPE* out, const type* x)
#define PEM_write_cb_fnsig(name, type, OUTTYPE, writename) \
    int PEM_##writename##_##name(OUTTYPE* out, const type* x, const EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* cb, void* u)
#define PEM_write_ex_fnsig(name, type, OUTTYPE, writename) \
    int PEM_##writename##_##name##_ex(OUTTYPE* out, const type* x, OSSL_LIB_CTX* libctx, const char* propq)
#define PEM_write_cb_ex_fnsig(name, type, OUTTYPE, writename) \
    int PEM_##writename##_##name##_ex(OUTTYPE* out, const type* x, const EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq)

#ifdef OPENSSL_NO_STDIO

#define IMPLEMENT_PEM_read_fp(name, type, str, asn1)  /**/
#define IMPLEMENT_PEM_write_fp(name, type, str, asn1) /**/
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) /**/
#endif
#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1) /**/
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) /**/
#endif
#else

#define IMPLEMENT_PEM_read_fp(name, type, str, asn1)                               \
    type* PEM_read_##name(FILE* fp, type** x, pem_password_cb* cb, void* u)        \
    {                                                                              \
        return PEM_ASN1_read((d2i_of_void*)d2i_##asn1, str, fp, (void**)x, cb, u); \
    }

#define IMPLEMENT_PEM_write_fp(name, type, str, asn1)                                            \
    PEM_write_fnsig(name, type, FILE, write)                                                     \
    {                                                                                            \
        return PEM_ASN1_write((i2d_of_void*)i2d_##asn1, str, out, x, NULL, NULL, 0, NULL, NULL); \
    }

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_fp_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_fp(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)                                      \
    PEM_write_cb_fnsig(name, type, FILE, write)                                               \
    {                                                                                         \
        return PEM_ASN1_write((i2d_of_void*)i2d_##asn1, str, out, x, enc, kstr, klen, cb, u); \
    }

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)
#endif
#endif

#define IMPLEMENT_PEM_read_bio(name, type, str, asn1)                                  \
    type* PEM_read_bio_##name(BIO* bp, type** x, pem_password_cb* cb, void* u)         \
    {                                                                                  \
        return PEM_ASN1_read_bio((d2i_of_void*)d2i_##asn1, str, bp, (void**)x, cb, u); \
    }

#define IMPLEMENT_PEM_write_bio(name, type, str, asn1)                                               \
    PEM_write_fnsig(name, type, BIO, write_bio)                                                      \
    {                                                                                                \
        return PEM_ASN1_write_bio((i2d_of_void*)i2d_##asn1, str, out, x, NULL, NULL, 0, NULL, NULL); \
    }

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_bio(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1)                                         \
    PEM_write_cb_fnsig(name, type, BIO, write_bio)                                                \
    {                                                                                             \
        return PEM_ASN1_write_bio((i2d_of_void*)i2d_##asn1, str, out, x, enc, kstr, klen, cb, u); \
    }

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_write(name, type, str, asn1) \
    IMPLEMENT_PEM_write_bio(name, type, str, asn1) \
        IMPLEMENT_PEM_write_fp(name, type, str, asn1)

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_bio_const(name, type, str, asn1) \
        IMPLEMENT_PEM_write_fp_const(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_write_cb(name, type, str, asn1) \
    IMPLEMENT_PEM_write_cb_bio(name, type, str, asn1) \
        IMPLEMENT_PEM_write_cb_fp(name, type, str, asn1)

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_write_cb_const(name, type, str, asn1) \
    IMPLEMENT_PEM_write_cb_bio_const(name, type, str, asn1) \
        IMPLEMENT_PEM_write_cb_fp_const(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_read(name, type, str, asn1) \
    IMPLEMENT_PEM_read_bio(name, type, str, asn1) \
        IMPLEMENT_PEM_read_fp(name, type, str, asn1)

#define IMPLEMENT_PEM_rw(name, type, str, asn1) \
    IMPLEMENT_PEM_read(name, type, str, asn1)   \
        IMPLEMENT_PEM_write(name, type, str, asn1)

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define IMPLEMENT_PEM_rw_const(name, type, str, asn1) \
    IMPLEMENT_PEM_read(name, type, str, asn1)         \
        IMPLEMENT_PEM_write_const(name, type, str, asn1)
#endif

#define IMPLEMENT_PEM_rw_cb(name, type, str, asn1) \
    IMPLEMENT_PEM_read(name, type, str, asn1)      \
        IMPLEMENT_PEM_write_cb(name, type, str, asn1)

/* These are the same except they are for the declarations */

/*
 * 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.
 */
#if defined(OPENSSL_NO_STDIO)

#define DECLARE_PEM_read_fp_attr(attr, name, type)     /**/
#define DECLARE_PEM_read_fp_ex_attr(attr, name, type)  /**/
#define DECLARE_PEM_write_fp_attr(attr, name, type)    /**/
#define DECLARE_PEM_write_fp_ex_attr(attr, name, type) /**/
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_write_fp_const_attr(attr, name, type) /**/
#endif
#define DECLARE_PEM_write_cb_fp_attr(attr, name, type)    /**/
#define DECLARE_PEM_write_cb_fp_ex_attr(attr, name, type) /**/

#else

#define DECLARE_PEM_read_fp_attr(attr, name, type) \
    attr PEM_read_cb_fnsig(name, type, FILE, read);
#define DECLARE_PEM_read_fp_ex_attr(attr, name, type) \
    attr PEM_read_cb_fnsig(name, type, FILE, read);   \
    attr PEM_read_cb_ex_fnsig(name, type, FILE, read);

#define DECLARE_PEM_write_fp_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, FILE, write);
#define DECLARE_PEM_write_fp_ex_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, FILE, write);     \
    attr PEM_write_ex_fnsig(name, type, FILE, write);
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_write_fp_const_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, FILE, write);
#endif
#define DECLARE_PEM_write_cb_fp_attr(attr, name, type) \
    attr PEM_write_cb_fnsig(name, type, FILE, write);
#define DECLARE_PEM_write_cb_fp_ex_attr(attr, name, type) \
    attr PEM_write_cb_fnsig(name, type, FILE, write);     \
    attr PEM_write_cb_ex_fnsig(name, type, FILE, write);

#endif

#define DECLARE_PEM_read_fp(name, type) \
    DECLARE_PEM_read_fp_attr(extern, name, type)
#define DECLARE_PEM_write_fp(name, type) \
    DECLARE_PEM_write_fp_attr(extern, name, type)
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_write_fp_const(name, type) \
    DECLARE_PEM_write_fp_const_attr(extern, name, type)
#endif
#define DECLARE_PEM_write_cb_fp(name, type) \
    DECLARE_PEM_write_cb_fp_attr(extern, name, type)

#define DECLARE_PEM_read_bio_attr(attr, name, type) \
    attr PEM_read_cb_fnsig(name, type, BIO, read_bio);
#define DECLARE_PEM_read_bio_ex_attr(attr, name, type) \
    attr PEM_read_cb_fnsig(name, type, BIO, read_bio); \
    attr PEM_read_cb_ex_fnsig(name, type, BIO, read_bio);
#define DECLARE_PEM_read_bio(name, type) \
    DECLARE_PEM_read_bio_attr(extern, name, type)
#define DECLARE_PEM_read_bio_ex(name, type) \
    DECLARE_PEM_read_bio_ex_attr(extern, name, type)

#define DECLARE_PEM_write_bio_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, BIO, write_bio);
#define DECLARE_PEM_write_bio_ex_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, BIO, write_bio);   \
    attr PEM_write_ex_fnsig(name, type, BIO, write_bio);
#define DECLARE_PEM_write_bio(name, type) \
    DECLARE_PEM_write_bio_attr(extern, name, type)
#define DECLARE_PEM_write_bio_ex(name, type) \
    DECLARE_PEM_write_bio_ex_attr(extern, name, type)

#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_write_bio_const_attr(attr, name, type) \
    attr PEM_write_fnsig(name, type, BIO, write_bio);
#define DECLARE_PEM_write_bio_const(name, type) \
    DECLARE_PEM_write_bio_const_attr(extern, name, type)
#endif

#define DECLARE_PEM_write_cb_bio_attr(attr, name, type) \
    attr PEM_write_cb_fnsig(name, type, BIO, write_bio);
#define DECLARE_PEM_write_cb_bio_ex_attr(attr, name, type) \
    attr PEM_write_cb_fnsig(name, type, BIO, write_bio);   \
    attr PEM_write_cb_ex_fnsig(name, type, BIO, write_bio);
#define DECLARE_PEM_write_cb_bio(name, type) \
    DECLARE_PEM_write_cb_bio_attr(extern, name, type)
#define DECLARE_PEM_write_cb_ex_bio(name, type) \
    DECLARE_PEM_write_cb_bio_ex_attr(extern, name, type)

#define DECLARE_PEM_write_attr(attr, name, type) \
    DECLARE_PEM_write_bio_attr(attr, name, type) \
        DECLARE_PEM_write_fp_attr(attr, name, type)
#define DECLARE_PEM_write_ex_attr(attr, name, type) \
    DECLARE_PEM_write_bio_ex_attr(attr, name, type) \
        DECLARE_PEM_write_fp_ex_attr(attr, name, type)
#define DECLARE_PEM_write(name, type) \
    DECLARE_PEM_write_attr(extern, name, type)
#define DECLARE_PEM_write_ex(name, type) \
    DECLARE_PEM_write_ex_attr(extern, name, type)
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_write_const_attr(attr, name, type) \
    DECLARE_PEM_write_bio_const_attr(attr, name, type) \
        DECLARE_PEM_write_fp_const_attr(attr, name, type)
#define DECLARE_PEM_write_const(name, type) \
    DECLARE_PEM_write_const_attr(extern, name, type)
#endif
#define DECLARE_PEM_write_cb_attr(attr, name, type) \
    DECLARE_PEM_write_cb_bio_attr(attr, name, type) \
        DECLARE_PEM_write_cb_fp_attr(attr, name, type)
#define DECLARE_PEM_write_cb_ex_attr(attr, name, type) \
    DECLARE_PEM_write_cb_bio_ex_attr(attr, name, type) \
        DECLARE_PEM_write_cb_fp_ex_attr(attr, name, type)
#define DECLARE_PEM_write_cb(name, type) \
    DECLARE_PEM_write_cb_attr(extern, name, type)
#define DECLARE_PEM_write_cb_ex(name, type) \
    DECLARE_PEM_write_cb_ex_attr(extern, name, type)
#define DECLARE_PEM_read_attr(attr, name, type) \
    DECLARE_PEM_read_bio_attr(attr, name, type) \
        DECLARE_PEM_read_fp_attr(attr, name, type)
#define DECLARE_PEM_read_ex_attr(attr, name, type) \
    DECLARE_PEM_read_bio_ex_attr(attr, name, type) \
        DECLARE_PEM_read_fp_ex_attr(attr, name, type)
#define DECLARE_PEM_read(name, type) \
    DECLARE_PEM_read_attr(extern, name, type)
#define DECLARE_PEM_read_ex(name, type) \
    DECLARE_PEM_read_ex_attr(extern, name, type)
#define DECLARE_PEM_rw_attr(attr, name, type) \
    DECLARE_PEM_read_attr(attr, name, type)   \
        DECLARE_PEM_write_attr(attr, name, type)
#define DECLARE_PEM_rw_ex_attr(attr, name, type) \
    DECLARE_PEM_read_ex_attr(attr, name, type)   \
        DECLARE_PEM_write_ex_attr(attr, name, type)
#define DECLARE_PEM_rw(name, type) \
    DECLARE_PEM_rw_attr(extern, name, type)
#define DECLARE_PEM_rw_ex(name, type) \
    DECLARE_PEM_rw_ex_attr(extern, name, type)
#ifndef OPENSSL_NO_DEPRECATED_3_0
#define DECLARE_PEM_rw_const_attr(attr, name, type) \
    DECLARE_PEM_read_attr(attr, name, type)         \
        DECLARE_PEM_write_const_attr(attr, name, type)
#define DECLARE_PEM_rw_const(name, type) \
    DECLARE_PEM_rw_const_attr(extern, name, type)
#endif
#define DECLARE_PEM_rw_cb_attr(attr, name, type) \
    DECLARE_PEM_read_attr(attr, name, type)      \
        DECLARE_PEM_write_cb_attr(attr, name, type)
#define DECLARE_PEM_rw_cb_ex_attr(attr, name, type) \
    DECLARE_PEM_read_ex_attr(attr, name, type)      \
        DECLARE_PEM_write_cb_ex_attr(attr, name, type)
#define DECLARE_PEM_rw_cb(name, type) \
    DECLARE_PEM_rw_cb_attr(extern, name, type)
#define DECLARE_PEM_rw_cb_ex(name, type) \
    DECLARE_PEM_rw_cb_ex_attr(extern, name, type)

    int PEM_get_EVP_CIPHER_INFO(char* header, EVP_CIPHER_INFO* cipher);
    int PEM_do_header(EVP_CIPHER_INFO* cipher, unsigned char* data, long* len, pem_password_cb* callback, void* u);

    int PEM_read_bio(BIO* bp, char** name, char** header, unsigned char** data, long* len);
#define PEM_FLAG_SECURE 0x1
#define PEM_FLAG_EAY_COMPATIBLE 0x2
#define PEM_FLAG_ONLY_B64 0x4
    int PEM_read_bio_ex(BIO* bp, char** name, char** header, unsigned char** data, long* len, unsigned int flags);
    int PEM_bytes_read_bio_secmem(unsigned char** pdata, long* plen, char** pnm, const char* name, BIO* bp, pem_password_cb* cb, void* u);
    int PEM_write_bio(BIO* bp, const char* name, const char* hdr, const unsigned char* data, long len);
    int PEM_bytes_read_bio(unsigned char** pdata, long* plen, char** pnm, const char* name, BIO* bp, pem_password_cb* cb, void* u);
    void* PEM_ASN1_read_bio(d2i_of_void* d2i, const char* name, BIO* bp, void** x, pem_password_cb* cb, void* u);
    int PEM_ASN1_write_bio(i2d_of_void* i2d, const char* name, BIO* bp, const void* x, const EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* cb, void* u);

    STACK_OF(X509_INFO) * PEM_X509_INFO_read_bio(BIO* bp, STACK_OF(X509_INFO) * sk, pem_password_cb* cb, void* u);
    STACK_OF(X509_INFO)
    *PEM_X509_INFO_read_bio_ex(BIO* bp, STACK_OF(X509_INFO) * sk, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq);

    int PEM_X509_INFO_write_bio(BIO* bp, const X509_INFO* xi, EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* cd, void* u);

#ifndef OPENSSL_NO_STDIO
    int PEM_read(FILE* fp, char** name, char** header, unsigned char** data, long* len);
    int PEM_write(FILE* fp, const char* name, const char* hdr, const unsigned char* data, long len);
    void* PEM_ASN1_read(d2i_of_void* d2i, const char* name, FILE* fp, void** x, pem_password_cb* cb, void* u);
    int PEM_ASN1_write(i2d_of_void* i2d, const char* name, FILE* fp, const void* x, const EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* callback, void* u);
    STACK_OF(X509_INFO) * PEM_X509_INFO_read(FILE* fp, STACK_OF(X509_INFO) * sk, pem_password_cb* cb, void* u);
    STACK_OF(X509_INFO)
    *PEM_X509_INFO_read_ex(FILE* fp, STACK_OF(X509_INFO) * sk, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq);
#endif

    int PEM_SignInit(EVP_MD_CTX* ctx, EVP_MD* type);
    int PEM_SignUpdate(EVP_MD_CTX* ctx, const unsigned char* d, unsigned int cnt);
    int PEM_SignFinal(EVP_MD_CTX* ctx, unsigned char* sigret, unsigned int* siglen, EVP_PKEY* pkey);

    /* The default pem_password_cb that's used internally */
    int PEM_def_callback(char* buf, int num, int rwflag, void* userdata);
    void PEM_proc_type(char* buf, int type);
    void PEM_dek_info(char* buf, const char* type, int len, const char* str);

#include <openssl/symhacks.h>

    DECLARE_PEM_rw(X509, X509)
        DECLARE_PEM_rw(X509_AUX, X509)
            DECLARE_PEM_rw(X509_REQ, X509_REQ)
                DECLARE_PEM_write(X509_REQ_NEW, X509_REQ)
                    DECLARE_PEM_rw(X509_CRL, X509_CRL)
                        DECLARE_PEM_rw(X509_PUBKEY, X509_PUBKEY)
                            DECLARE_PEM_rw(PKCS7, PKCS7)
                                DECLARE_PEM_rw(NETSCAPE_CERT_SEQUENCE, NETSCAPE_CERT_SEQUENCE)
                                    DECLARE_PEM_rw(PKCS8, X509_SIG)
                                        DECLARE_PEM_rw(PKCS8_PRIV_KEY_INFO, PKCS8_PRIV_KEY_INFO)
#ifndef OPENSSL_NO_DEPRECATED_3_0
                                            DECLARE_PEM_rw_cb_attr(OSSL_DEPRECATEDIN_3_0, RSAPrivateKey, RSA)
                                                DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, RSAPublicKey, RSA)
                                                    DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, RSA_PUBKEY, RSA)
#endif
#ifndef OPENSSL_NO_DEPRECATED_3_0
#ifndef OPENSSL_NO_DSA
                                                        DECLARE_PEM_rw_cb_attr(OSSL_DEPRECATEDIN_3_0, DSAPrivateKey, DSA)
                                                            DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, DSA_PUBKEY, DSA)
                                                                DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, DSAparams, DSA)
#endif
#endif

#ifndef OPENSSL_NO_DEPRECATED_3_0
#ifndef OPENSSL_NO_EC
                                                                    DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, ECPKParameters, EC_GROUP)
                                                                        DECLARE_PEM_rw_cb_attr(OSSL_DEPRECATEDIN_3_0, ECPrivateKey, EC_KEY)
                                                                            DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, EC_PUBKEY, EC_KEY)
#endif
#endif

#ifndef OPENSSL_NO_DH
#ifndef OPENSSL_NO_DEPRECATED_3_0
                                                                                DECLARE_PEM_rw_attr(OSSL_DEPRECATEDIN_3_0, DHparams, DH)
                                                                                    DECLARE_PEM_write_attr(OSSL_DEPRECATEDIN_3_0, DHxparams, DH)
#endif
#endif
                                                                                        DECLARE_PEM_rw_cb_ex(PrivateKey, EVP_PKEY)
                                                                                            DECLARE_PEM_rw_ex(PUBKEY, EVP_PKEY)

                                                                                                int PEM_write_bio_PrivateKey_traditional(BIO* bp, const EVP_PKEY* x, const EVP_CIPHER* enc, const unsigned char* kstr, int klen, pem_password_cb* cb, void* u);

    /* Why do these take a signed char *kstr? */
    int PEM_write_bio_PKCS8PrivateKey_nid(BIO* bp, const EVP_PKEY* x, int nid, const char* kstr, int klen, pem_password_cb* cb, void* u);
    int PEM_write_bio_PKCS8PrivateKey(BIO*, const EVP_PKEY*, const EVP_CIPHER*, const char* kstr, int klen, pem_password_cb* cb, void* u);
    int i2d_PKCS8PrivateKey_bio(BIO* bp, const EVP_PKEY* x, const EVP_CIPHER* enc, const char* kstr, int klen, pem_password_cb* cb, void* u);
    int i2d_PKCS8PrivateKey_nid_bio(BIO* bp, const EVP_PKEY* x, int nid, const char* kstr, int klen, pem_password_cb* cb, void* u);
    EVP_PKEY* d2i_PKCS8PrivateKey_bio(BIO* bp, EVP_PKEY** x, pem_password_cb* cb, void* u);

#ifndef OPENSSL_NO_STDIO
    int i2d_PKCS8PrivateKey_fp(FILE* fp, const EVP_PKEY* x, const EVP_CIPHER* enc, const char* kstr, int klen, pem_password_cb* cb, void* u);
    int i2d_PKCS8PrivateKey_nid_fp(FILE* fp, const EVP_PKEY* x, int nid, const char* kstr, int klen, pem_password_cb* cb, void* u);
    int PEM_write_PKCS8PrivateKey_nid(FILE* fp, const EVP_PKEY* x, int nid, const char* kstr, int klen, pem_password_cb* cb, void* u);

    EVP_PKEY* d2i_PKCS8PrivateKey_fp(FILE* fp, EVP_PKEY** x, pem_password_cb* cb, void* u);

    int PEM_write_PKCS8PrivateKey(FILE* fp, const EVP_PKEY* x, const EVP_CIPHER* enc, const char* kstr, int klen, pem_password_cb* cd, void* u);
#endif
    EVP_PKEY* PEM_read_bio_Parameters_ex(BIO* bp, EVP_PKEY** x, OSSL_LIB_CTX* libctx, const char* propq);
    EVP_PKEY* PEM_read_bio_Parameters(BIO* bp, EVP_PKEY** x);
    int PEM_write_bio_Parameters(BIO* bp, const EVP_PKEY* x);

    EVP_PKEY* b2i_PrivateKey(const unsigned char** in, long length);
    EVP_PKEY* b2i_PublicKey(const unsigned char** in, long length);
    EVP_PKEY* b2i_PrivateKey_bio(BIO* in);
    EVP_PKEY* b2i_PublicKey_bio(BIO* in);
    int i2b_PrivateKey_bio(BIO* out, const EVP_PKEY* pk);
    int i2b_PublicKey_bio(BIO* out, const EVP_PKEY* pk);
    EVP_PKEY* b2i_PVK_bio(BIO* in, pem_password_cb* cb, void* u);
    EVP_PKEY* b2i_PVK_bio_ex(BIO* in, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq);
    int i2b_PVK_bio(BIO* out, const EVP_PKEY* pk, int enclevel, pem_password_cb* cb, void* u);
    int i2b_PVK_bio_ex(BIO* out, const EVP_PKEY* pk, int enclevel, pem_password_cb* cb, void* u, OSSL_LIB_CTX* libctx, const char* propq);

#ifdef __cplusplus
}
#endif
#endif