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Filename : x509.h
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/* crypto/x509/x509.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
 * All rights reserved.
 *
 * This package is an SSL implementation written
 * by Eric Young (eay@cryptsoft.com).
 * The implementation was written so as to conform with Netscapes SSL.
 *
 * This library is free for commercial and non-commercial use as long as
 * the following conditions are aheared to.  The following conditions
 * apply to all code found in this distribution, be it the RC4, RSA,
 * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
 * included with this distribution is covered by the same copyright terms
 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
 *
 * Copyright remains Eric Young's, and as such any Copyright notices in
 * the code are not to be removed.
 * If this package is used in a product, Eric Young should be given attribution
 * as the author of the parts of the library used.
 * This can be in the form of a textual message at program startup or
 * in documentation (online or textual) provided with the package.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *    "This product includes cryptographic software written by
 *     Eric Young (eay@cryptsoft.com)"
 *    The word 'cryptographic' can be left out if the rouines from the library
 *    being used are not cryptographic related :-).
 * 4. If you include any Windows specific code (or a derivative thereof) from
 *    the apps directory (application code) you must include an acknowledgement:
 *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
 *
 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * The licence and distribution terms for any publically available version or
 * derivative of this code cannot be changed.  i.e. this code cannot simply be
 * copied and put under another distribution licence
 * [including the GNU Public Licence.]
 */
/* ====================================================================
 * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED.
 * ECDH support in OpenSSL originally developed by
 * SUN MICROSYSTEMS, INC., and contributed to the OpenSSL project.
 */

#ifndef HEADER_X509_H
# define HEADER_X509_H

# include <openssl/e_os2.h>
# include <openssl/symhacks.h>
# ifndef OPENSSL_NO_BUFFER
#  include <openssl/buffer.h>
# endif
# ifndef OPENSSL_NO_EVP
#  include <openssl/evp.h>
# endif
# ifndef OPENSSL_NO_BIO
#  include <openssl/bio.h>
# endif
# include <openssl/stack.h>
# include <openssl/asn1.h>
# include <openssl/safestack.h>

# ifndef OPENSSL_NO_EC
#  include <openssl/ec.h>
# endif

# ifndef OPENSSL_NO_ECDSA
#  include <openssl/ecdsa.h>
# endif

# ifndef OPENSSL_NO_ECDH
#  include <openssl/ecdh.h>
# endif

# ifndef OPENSSL_NO_DEPRECATED
#  ifndef OPENSSL_NO_RSA
#   include <openssl/rsa.h>
#  endif
#  ifndef OPENSSL_NO_DSA
#   include <openssl/dsa.h>
#  endif
#  ifndef OPENSSL_NO_DH
#   include <openssl/dh.h>
#  endif
# endif

# ifndef OPENSSL_NO_SHA
#  include <openssl/sha.h>
# endif
# include <openssl/ossl_typ.h>

#ifdef  __cplusplus
extern "C" {
#endif

# ifdef OPENSSL_SYS_WIN32
/* Under Win32 these are defined in wincrypt.h */
#  undef X509_NAME
#  undef X509_CERT_PAIR
#  undef X509_EXTENSIONS
# endif

# define X509_FILETYPE_PEM       1
# define X509_FILETYPE_ASN1      2
# define X509_FILETYPE_DEFAULT   3

# define X509v3_KU_DIGITAL_SIGNATURE     0x0080
# define X509v3_KU_NON_REPUDIATION       0x0040
# define X509v3_KU_KEY_ENCIPHERMENT      0x0020
# define X509v3_KU_DATA_ENCIPHERMENT     0x0010
# define X509v3_KU_KEY_AGREEMENT         0x0008
# define X509v3_KU_KEY_CERT_SIGN         0x0004
# define X509v3_KU_CRL_SIGN              0x0002
# define X509v3_KU_ENCIPHER_ONLY         0x0001
# define X509v3_KU_DECIPHER_ONLY         0x8000
# define X509v3_KU_UNDEF                 0xffff

typedef struct X509_objects_st {
    int nid;
    int (*a2i) (void);
    int (*i2a) (void);
} X509_OBJECTS;

struct X509_algor_st {
    ASN1_OBJECT *algorithm;
    ASN1_TYPE *parameter;
} /* X509_ALGOR */ ;

DECLARE_ASN1_SET_OF(X509_ALGOR)

typedef STACK_OF(X509_ALGOR) X509_ALGORS;

typedef struct X509_val_st {
    ASN1_TIME *notBefore;
    ASN1_TIME *notAfter;
} X509_VAL;

struct X509_pubkey_st {
    X509_ALGOR *algor;
    ASN1_BIT_STRING *public_key;
    EVP_PKEY *pkey;
};

typedef struct X509_sig_st {
    X509_ALGOR *algor;
    ASN1_OCTET_STRING *digest;
} X509_SIG;

typedef struct X509_name_entry_st {
    ASN1_OBJECT *object;
    ASN1_STRING *value;
    int set;
    int size;                   /* temp variable */
} X509_NAME_ENTRY;

DECLARE_STACK_OF(X509_NAME_ENTRY)
DECLARE_ASN1_SET_OF(X509_NAME_ENTRY)

/* we always keep X509_NAMEs in 2 forms. */
struct X509_name_st {
    STACK_OF(X509_NAME_ENTRY) *entries;
    int modified;               /* true if 'bytes' needs to be built */
# ifndef OPENSSL_NO_BUFFER
    BUF_MEM *bytes;
# else
    char *bytes;
# endif
/*      unsigned long hash; Keep the hash around for lookups */
    unsigned char *canon_enc;
    int canon_enclen;
} /* X509_NAME */ ;

DECLARE_STACK_OF(X509_NAME)

# define X509_EX_V_NETSCAPE_HACK         0x8000
# define X509_EX_V_INIT                  0x0001
typedef struct X509_extension_st {
    ASN1_OBJECT *object;
    ASN1_BOOLEAN critical;
    ASN1_OCTET_STRING *value;
} X509_EXTENSION;

typedef STACK_OF(X509_EXTENSION) X509_EXTENSIONS;

DECLARE_STACK_OF(X509_EXTENSION)
DECLARE_ASN1_SET_OF(X509_EXTENSION)

/* a sequence of these are used */
typedef struct x509_attributes_st {
    ASN1_OBJECT *object;
    int single;                 /* 0 for a set, 1 for a single item (which is
                                 * wrong) */
    union {
        char *ptr;
        /*
         * 0
         */ STACK_OF(ASN1_TYPE) *set;
        /*
         * 1
         */ ASN1_TYPE *single;
    } value;
} X509_ATTRIBUTE;

DECLARE_STACK_OF(X509_ATTRIBUTE)
DECLARE_ASN1_SET_OF(X509_ATTRIBUTE)

typedef struct X509_req_info_st {
    ASN1_ENCODING enc;
    ASN1_INTEGER *version;
    X509_NAME *subject;
    X509_PUBKEY *pubkey;
    /*  d=2 hl=2 l=  0 cons: cont: 00 */
    STACK_OF(X509_ATTRIBUTE) *attributes; /* [ 0 ] */
} X509_REQ_INFO;

typedef struct X509_req_st {
    X509_REQ_INFO *req_info;
    X509_ALGOR *sig_alg;
    ASN1_BIT_STRING *signature;
    int references;
} X509_REQ;

typedef struct x509_cinf_st {
    ASN1_INTEGER *version;      /* [ 0 ] default of v1 */
    ASN1_INTEGER *serialNumber;
    X509_ALGOR *signature;
    X509_NAME *issuer;
    X509_VAL *validity;
    X509_NAME *subject;
    X509_PUBKEY *key;
    ASN1_BIT_STRING *issuerUID; /* [ 1 ] optional in v2 */
    ASN1_BIT_STRING *subjectUID; /* [ 2 ] optional in v2 */
    STACK_OF(X509_EXTENSION) *extensions; /* [ 3 ] optional in v3 */
    ASN1_ENCODING enc;
} X509_CINF;

/*
 * This stuff is certificate "auxiliary info" it contains details which are
 * useful in certificate stores and databases. When used this is tagged onto
 * the end of the certificate itself
 */

typedef struct x509_cert_aux_st {
    STACK_OF(ASN1_OBJECT) *trust; /* trusted uses */
    STACK_OF(ASN1_OBJECT) *reject; /* rejected uses */
    ASN1_UTF8STRING *alias;     /* "friendly name" */
    ASN1_OCTET_STRING *keyid;   /* key id of private key */
    STACK_OF(X509_ALGOR) *other; /* other unspecified info */
} X509_CERT_AUX;

struct x509_st {
    X509_CINF *cert_info;
    X509_ALGOR *sig_alg;
    ASN1_BIT_STRING *signature;
    int valid;
    int references;
    char *name;
    CRYPTO_EX_DATA ex_data;
    /* These contain copies of various extension values */
    long ex_pathlen;
    long ex_pcpathlen;
    unsigned long ex_flags;
    unsigned long ex_kusage;
    unsigned long ex_xkusage;
    unsigned long ex_nscert;
    ASN1_OCTET_STRING *skid;
    AUTHORITY_KEYID *akid;
    X509_POLICY_CACHE *policy_cache;
    STACK_OF(DIST_POINT) *crldp;
    STACK_OF(GENERAL_NAME) *altname;
    NAME_CONSTRAINTS *nc;
# ifndef OPENSSL_NO_RFC3779
    STACK_OF(IPAddressFamily) *rfc3779_addr;
    struct ASIdentifiers_st *rfc3779_asid;
# endif
# ifndef OPENSSL_NO_SHA
    unsigned char sha1_hash[SHA_DIGEST_LENGTH];
# endif
    X509_CERT_AUX *aux;
} /* X509 */ ;

DECLARE_STACK_OF(X509)
DECLARE_ASN1_SET_OF(X509)

/* This is used for a table of trust checking functions */

typedef struct x509_trust_st {
    int trust;
    int flags;
    int (*check_trust) (struct x509_trust_st *, X509 *, int);
    char *name;
    int arg1;
    void *arg2;
} X509_TRUST;

DECLARE_STACK_OF(X509_TRUST)

typedef struct x509_cert_pair_st {
    X509 *forward;
    X509 *reverse;
} X509_CERT_PAIR;

/* standard trust ids */

# define X509_TRUST_DEFAULT      -1/* Only valid in purpose settings */

# define X509_TRUST_COMPAT       1
# define X509_TRUST_SSL_CLIENT   2
# define X509_TRUST_SSL_SERVER   3
# define X509_TRUST_EMAIL        4
# define X509_TRUST_OBJECT_SIGN  5
# define X509_TRUST_OCSP_SIGN    6
# define X509_TRUST_OCSP_REQUEST 7
# define X509_TRUST_TSA          8

/* Keep these up to date! */
# define X509_TRUST_MIN          1
# define X509_TRUST_MAX          8

/* trust_flags values */
# define X509_TRUST_DYNAMIC      1
# define X509_TRUST_DYNAMIC_NAME 2

/* check_trust return codes */

# define X509_TRUST_TRUSTED      1
# define X509_TRUST_REJECTED     2
# define X509_TRUST_UNTRUSTED    3

/* Flags for X509_print_ex() */

# define X509_FLAG_COMPAT                0
# define X509_FLAG_NO_HEADER             1L
# define X509_FLAG_NO_VERSION            (1L << 1)
# define X509_FLAG_NO_SERIAL             (1L << 2)
# define X509_FLAG_NO_SIGNAME            (1L << 3)
# define X509_FLAG_NO_ISSUER             (1L << 4)
# define X509_FLAG_NO_VALIDITY           (1L << 5)
# define X509_FLAG_NO_SUBJECT            (1L << 6)
# define X509_FLAG_NO_PUBKEY             (1L << 7)
# define X509_FLAG_NO_EXTENSIONS         (1L << 8)
# define X509_FLAG_NO_SIGDUMP            (1L << 9)
# define X509_FLAG_NO_AUX                (1L << 10)
# define X509_FLAG_NO_ATTRIBUTES         (1L << 11)
# define X509_FLAG_NO_IDS                (1L << 12)

/* Flags specific to X509_NAME_print_ex() */

/* The field separator information */

# define XN_FLAG_SEP_MASK        (0xf << 16)

# define XN_FLAG_COMPAT          0/* Traditional SSLeay: use old
                                   * X509_NAME_print */
# define XN_FLAG_SEP_COMMA_PLUS  (1 << 16)/* RFC2253 ,+ */
# define XN_FLAG_SEP_CPLUS_SPC   (2 << 16)/* ,+ spaced: more readable */
# define XN_FLAG_SEP_SPLUS_SPC   (3 << 16)/* ;+ spaced */
# define XN_FLAG_SEP_MULTILINE   (4 << 16)/* One line per field */

# define XN_FLAG_DN_REV          (1 << 20)/* Reverse DN order */

/* How the field name is shown */

# define XN_FLAG_FN_MASK         (0x3 << 21)

# define XN_FLAG_FN_SN           0/* Object short name */
# define XN_FLAG_FN_LN           (1 << 21)/* Object long name */
# define XN_FLAG_FN_OID          (2 << 21)/* Always use OIDs */
# define XN_FLAG_FN_NONE         (3 << 21)/* No field names */

# define XN_FLAG_SPC_EQ          (1 << 23)/* Put spaces round '=' */

/*
 * This determines if we dump fields we don't recognise: RFC2253 requires
 * this.
 */

# define XN_FLAG_DUMP_UNKNOWN_FIELDS (1 << 24)

# define XN_FLAG_FN_ALIGN        (1 << 25)/* Align field names to 20
                                           * characters */

/* Complete set of RFC2253 flags */

# define XN_FLAG_RFC2253 (ASN1_STRFLGS_RFC2253 | \
                        XN_FLAG_SEP_COMMA_PLUS | \
                        XN_FLAG_DN_REV | \
                        XN_FLAG_FN_SN | \
                        XN_FLAG_DUMP_UNKNOWN_FIELDS)

/* readable oneline form */

# define XN_FLAG_ONELINE (ASN1_STRFLGS_RFC2253 | \
                        ASN1_STRFLGS_ESC_QUOTE | \
                        XN_FLAG_SEP_CPLUS_SPC | \
                        XN_FLAG_SPC_EQ | \
                        XN_FLAG_FN_SN)

/* readable multiline form */

# define XN_FLAG_MULTILINE (ASN1_STRFLGS_ESC_CTRL | \
                        ASN1_STRFLGS_ESC_MSB | \
                        XN_FLAG_SEP_MULTILINE | \
                        XN_FLAG_SPC_EQ | \
                        XN_FLAG_FN_LN | \
                        XN_FLAG_FN_ALIGN)

struct x509_revoked_st {
    ASN1_INTEGER *serialNumber;
    ASN1_TIME *revocationDate;
    STACK_OF(X509_EXTENSION) /* optional */ *extensions;
    /* Set up if indirect CRL */
    STACK_OF(GENERAL_NAME) *issuer;
    /* Revocation reason */
    int reason;
    int sequence;               /* load sequence */
};

DECLARE_STACK_OF(X509_REVOKED)
DECLARE_ASN1_SET_OF(X509_REVOKED)

typedef struct X509_crl_info_st {
    ASN1_INTEGER *version;
    X509_ALGOR *sig_alg;
    X509_NAME *issuer;
    ASN1_TIME *lastUpdate;
    ASN1_TIME *nextUpdate;
    STACK_OF(X509_REVOKED) *revoked;
    STACK_OF(X509_EXTENSION) /* [0] */ *extensions;
    ASN1_ENCODING enc;
} X509_CRL_INFO;

struct X509_crl_st {
    /* actual signature */
    X509_CRL_INFO *crl;
    X509_ALGOR *sig_alg;
    ASN1_BIT_STRING *signature;
    int references;
    int flags;
    /* Copies of various extensions */
    AUTHORITY_KEYID *akid;
    ISSUING_DIST_POINT *idp;
    /* Convenient breakdown of IDP */
    int idp_flags;
    int idp_reasons;
    /* CRL and base CRL numbers for delta processing */
    ASN1_INTEGER *crl_number;
    ASN1_INTEGER *base_crl_number;
# ifndef OPENSSL_NO_SHA
    unsigned char sha1_hash[SHA_DIGEST_LENGTH];
# endif
    STACK_OF(GENERAL_NAMES) *issuers;
    const X509_CRL_METHOD *meth;
    void *meth_data;
} /* X509_CRL */ ;

DECLARE_STACK_OF(X509_CRL)
DECLARE_ASN1_SET_OF(X509_CRL)

typedef struct private_key_st {
    int version;
    /* The PKCS#8 data types */
    X509_ALGOR *enc_algor;
    ASN1_OCTET_STRING *enc_pkey; /* encrypted pub key */
    /* When decrypted, the following will not be NULL */
    EVP_PKEY *dec_pkey;
    /* used to encrypt and decrypt */
    int key_length;
    char *key_data;
    int key_free;               /* true if we should auto free key_data */
    /* expanded version of 'enc_algor' */
    EVP_CIPHER_INFO cipher;
    int references;
} X509_PKEY;

# ifndef OPENSSL_NO_EVP
typedef struct X509_info_st {
    X509 *x509;
    X509_CRL *crl;
    X509_PKEY *x_pkey;
    EVP_CIPHER_INFO enc_cipher;
    int enc_len;
    char *enc_data;
    int references;
} X509_INFO;

DECLARE_STACK_OF(X509_INFO)
# endif

/*
 * The next 2 structures and their 8 routines were sent to me by Pat Richard
 * <patr@x509.com> and are used to manipulate Netscapes spki structures -
 * useful if you are writing a CA web page
 */
typedef struct Netscape_spkac_st {
    X509_PUBKEY *pubkey;
    ASN1_IA5STRING *challenge;  /* challenge sent in atlas >= PR2 */
} NETSCAPE_SPKAC;

typedef struct Netscape_spki_st {
    NETSCAPE_SPKAC *spkac;      /* signed public key and challenge */
    X509_ALGOR *sig_algor;
    ASN1_BIT_STRING *signature;
} NETSCAPE_SPKI;

/* Netscape certificate sequence structure */
typedef struct Netscape_certificate_sequence {
    ASN1_OBJECT *type;
    STACK_OF(X509) *certs;
} NETSCAPE_CERT_SEQUENCE;

/*- Unused (and iv length is wrong)
typedef struct CBCParameter_st
        {
        unsigned char iv[8];
        } CBC_PARAM;
*/

/* Password based encryption structure */

typedef struct PBEPARAM_st {
    ASN1_OCTET_STRING *salt;
    ASN1_INTEGER *iter;
} PBEPARAM;

/* Password based encryption V2 structures */

typedef struct PBE2PARAM_st {
    X509_ALGOR *keyfunc;
    X509_ALGOR *encryption;
} PBE2PARAM;

typedef struct PBKDF2PARAM_st {
/* Usually OCTET STRING but could be anything */
    ASN1_TYPE *salt;
    ASN1_INTEGER *iter;
    ASN1_INTEGER *keylength;
    X509_ALGOR *prf;
} PBKDF2PARAM;

/* PKCS#8 private key info structure */

struct pkcs8_priv_key_info_st {
    /* Flag for various broken formats */
    int broken;
# define PKCS8_OK                0
# define PKCS8_NO_OCTET          1
# define PKCS8_EMBEDDED_PARAM    2
# define PKCS8_NS_DB             3
# define PKCS8_NEG_PRIVKEY       4
    ASN1_INTEGER *version;
    X509_ALGOR *pkeyalg;
    /* Should be OCTET STRING but some are broken */
    ASN1_TYPE *pkey;
    STACK_OF(X509_ATTRIBUTE) *attributes;
};

#ifdef  __cplusplus
}
#endif

# include <openssl/x509_vfy.h>
# include <openssl/pkcs7.h>

#ifdef  __cplusplus
extern "C" {
#endif

# define X509_EXT_PACK_UNKNOWN   1
# define X509_EXT_PACK_STRING    2

# define         X509_get_version(x) ASN1_INTEGER_get((x)->cert_info->version)
/* #define      X509_get_serialNumber(x) ((x)->cert_info->serialNumber) */
# define         X509_get_notBefore(x) ((x)->cert_info->validity->notBefore)
# define         X509_get_notAfter(x) ((x)->cert_info->validity->notAfter)
# define         X509_extract_key(x)     X509_get_pubkey(x)/*****/
# define         X509_REQ_get_version(x) ASN1_INTEGER_get((x)->req_info->version)
# define         X509_REQ_get_subject_name(x) ((x)->req_info->subject)
# define         X509_REQ_extract_key(a) X509_REQ_get_pubkey(a)
# define         X509_name_cmp(a,b)      X509_NAME_cmp((a),(b))
# define         X509_get_signature_type(x) EVP_PKEY_type(OBJ_obj2nid((x)->sig_alg->algorithm))

# define         X509_CRL_get_version(x) ASN1_INTEGER_get((x)->crl->version)
# define         X509_CRL_get_lastUpdate(x) ((x)->crl->lastUpdate)
# define         X509_CRL_get_nextUpdate(x) ((x)->crl->nextUpdate)
# define         X509_CRL_get_issuer(x) ((x)->crl->issuer)
# define         X509_CRL_get_REVOKED(x) ((x)->crl->revoked)

void X509_CRL_set_default_method(const X509_CRL_METHOD *meth);
X509_CRL_METHOD *X509_CRL_METHOD_new(int (*crl_init) (X509_CRL *crl),
                                     int (*crl_free) (X509_CRL *crl),
                                     int (*crl_lookup) (X509_CRL *crl,
                                                        X509_REVOKED **ret,
                                                        ASN1_INTEGER *ser,
                                                        X509_NAME *issuer),
                                     int (*crl_verify) (X509_CRL *crl,
                                                        EVP_PKEY *pk));
void X509_CRL_METHOD_free(X509_CRL_METHOD *m);

void X509_CRL_set_meth_data(X509_CRL *crl, void *dat);
void *X509_CRL_get_meth_data(X509_CRL *crl);

/*
 * This one is only used so that a binary form can output, as in
 * i2d_X509_NAME(X509_get_X509_PUBKEY(x),&buf)
 */
# define         X509_get_X509_PUBKEY(x) ((x)->cert_info->key)

const char *X509_verify_cert_error_string(long n);

# ifndef OPENSSL_NO_EVP
int X509_verify(X509 *a, EVP_PKEY *r);

int X509_REQ_verify(X509_REQ *a, EVP_PKEY *r);
int X509_CRL_verify(X509_CRL *a, EVP_PKEY *r);
int NETSCAPE_SPKI_verify(NETSCAPE_SPKI *a, EVP_PKEY *r);

NETSCAPE_SPKI *NETSCAPE_SPKI_b64_decode(const char *str, int len);
char *NETSCAPE_SPKI_b64_encode(NETSCAPE_SPKI *x);
EVP_PKEY *NETSCAPE_SPKI_get_pubkey(NETSCAPE_SPKI *x);
int NETSCAPE_SPKI_set_pubkey(NETSCAPE_SPKI *x, EVP_PKEY *pkey);

int NETSCAPE_SPKI_print(BIO *out, NETSCAPE_SPKI *spki);

int X509_signature_dump(BIO *bp, const ASN1_STRING *sig, int indent);
int X509_signature_print(BIO *bp, X509_ALGOR *alg, ASN1_STRING *sig);

int X509_sign(X509 *x, EVP_PKEY *pkey, const EVP_MD *md);
int X509_sign_ctx(X509 *x, EVP_MD_CTX *ctx);
int X509_http_nbio(OCSP_REQ_CTX *rctx, X509 **pcert);
int X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md);
int X509_REQ_sign_ctx(X509_REQ *x, EVP_MD_CTX *ctx);
int X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md);
int X509_CRL_sign_ctx(X509_CRL *x, EVP_MD_CTX *ctx);
int X509_CRL_http_nbio(OCSP_REQ_CTX *rctx, X509_CRL **pcrl);
int NETSCAPE_SPKI_sign(NETSCAPE_SPKI *x, EVP_PKEY *pkey, const EVP_MD *md);

int X509_pubkey_digest(const X509 *data, const EVP_MD *type,
                       unsigned char *md, unsigned int *len);
int X509_digest(const X509 *data, const EVP_MD *type,
                unsigned char *md, unsigned int *len);
int X509_CRL_digest(const X509_CRL *data, const EVP_MD *type,
                    unsigned char *md, unsigned int *len);
int X509_REQ_digest(const X509_REQ *data, const EVP_MD *type,
                    unsigned char *md, unsigned int *len);
int X509_NAME_digest(const X509_NAME *data, const EVP_MD *type,
                     unsigned char *md, unsigned int *len);
# endif

# ifndef OPENSSL_NO_FP_API
X509 *d2i_X509_fp(FILE *fp, X509 **x509);
int i2d_X509_fp(FILE *fp, X509 *x509);
X509_CRL *d2i_X509_CRL_fp(FILE *fp, X509_CRL **crl);
int i2d_X509_CRL_fp(FILE *fp, X509_CRL *crl);
X509_REQ *d2i_X509_REQ_fp(FILE *fp, X509_REQ **req);
int i2d_X509_REQ_fp(FILE *fp, X509_REQ *req);
#  ifndef OPENSSL_NO_RSA
RSA *d2i_RSAPrivateKey_fp(FILE *fp, RSA **rsa);
int i2d_RSAPrivateKey_fp(FILE *fp, RSA *rsa);
RSA *d2i_RSAPublicKey_fp(FILE *fp, RSA **rsa);
int i2d_RSAPublicKey_fp(FILE *fp, RSA *rsa);
RSA *d2i_RSA_PUBKEY_fp(FILE *fp, RSA **rsa);
int i2d_RSA_PUBKEY_fp(FILE *fp, RSA *rsa);
#  endif
#  ifndef OPENSSL_NO_DSA
DSA *d2i_DSA_PUBKEY_fp(FILE *fp, DSA **dsa);
int i2d_DSA_PUBKEY_fp(FILE *fp, DSA *dsa);
DSA *d2i_DSAPrivateKey_fp(FILE *fp, DSA **dsa);
int i2d_DSAPrivateKey_fp(FILE *fp, DSA *dsa);
#  endif
#  ifndef OPENSSL_NO_EC
EC_KEY *d2i_EC_PUBKEY_fp(FILE *fp, EC_KEY **eckey);
int i2d_EC_PUBKEY_fp(FILE *fp, EC_KEY *eckey);
EC_KEY *d2i_ECPrivateKey_fp(FILE *fp, EC_KEY **eckey);
int i2d_ECPrivateKey_fp(FILE *fp, EC_KEY *eckey);
#  endif
X509_SIG *d2i_PKCS8_fp(FILE *fp, X509_SIG **p8);
int i2d_PKCS8_fp(FILE *fp, X509_SIG *p8);
PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO_fp(FILE *fp,
                                                PKCS8_PRIV_KEY_INFO **p8inf);
int i2d_PKCS8_PRIV_KEY_INFO_fp(FILE *fp, PKCS8_PRIV_KEY_INFO *p8inf);
int i2d_PKCS8PrivateKeyInfo_fp(FILE *fp, EVP_PKEY *key);
int i2d_PrivateKey_fp(FILE *fp, EVP_PKEY *pkey);
EVP_PKEY *d2i_PrivateKey_fp(FILE *fp, EVP_PKEY **a);
int i2d_PUBKEY_fp(FILE *fp, EVP_PKEY *pkey);
EVP_PKEY *d2i_PUBKEY_fp(FILE *fp, EVP_PKEY **a);
# endif

# ifndef OPENSSL_NO_BIO
X509 *d2i_X509_bio(BIO *bp, X509 **x509);
int i2d_X509_bio(BIO *bp, X509 *x509);
X509_CRL *d2i_X509_CRL_bio(BIO *bp, X509_CRL **crl);
int i2d_X509_CRL_bio(BIO *bp, X509_CRL *crl);
X509_REQ *d2i_X509_REQ_bio(BIO *bp, X509_REQ **req);
int i2d_X509_REQ_bio(BIO *bp, X509_REQ *req);
#  ifndef OPENSSL_NO_RSA
RSA *d2i_RSAPrivateKey_bio(BIO *bp, RSA **rsa);
int i2d_RSAPrivateKey_bio(BIO *bp, RSA *rsa);
RSA *d2i_RSAPublicKey_bio(BIO *bp, RSA **rsa);
int i2d_RSAPublicKey_bio(BIO *bp, RSA *rsa);
RSA *d2i_RSA_PUBKEY_bio(BIO *bp, RSA **rsa);
int i2d_RSA_PUBKEY_bio(BIO *bp, RSA *rsa);
#  endif
#  ifndef OPENSSL_NO_DSA
DSA *d2i_DSA_PUBKEY_bio(BIO *bp, DSA **dsa);
int i2d_DSA_PUBKEY_bio(BIO *bp, DSA *dsa);
DSA *d2i_DSAPrivateKey_bio(BIO *bp, DSA **dsa);
int i2d_DSAPrivateKey_bio(BIO *bp, DSA *dsa);
#  endif
#  ifndef OPENSSL_NO_EC
EC_KEY *d2i_EC_PUBKEY_bio(BIO *bp, EC_KEY **eckey);
int i2d_EC_PUBKEY_bio(BIO *bp, EC_KEY *eckey);
EC_KEY *d2i_ECPrivateKey_bio(BIO *bp, EC_KEY **eckey);
int i2d_ECPrivateKey_bio(BIO *bp, EC_KEY *eckey);
#  endif
X509_SIG *d2i_PKCS8_bio(BIO *bp, X509_SIG **p8);
int i2d_PKCS8_bio(BIO *bp, X509_SIG *p8);
PKCS8_PRIV_KEY_INFO *d2i_PKCS8_PRIV_KEY_INFO_bio(BIO *bp,
                                                 PKCS8_PRIV_KEY_INFO **p8inf);
int i2d_PKCS8_PRIV_KEY_INFO_bio(BIO *bp, PKCS8_PRIV_KEY_INFO *p8inf);
int i2d_PKCS8PrivateKeyInfo_bio(BIO *bp, EVP_PKEY *key);
int i2d_PrivateKey_bio(BIO *bp, EVP_PKEY *pkey);
EVP_PKEY *d2i_PrivateKey_bio(BIO *bp, EVP_PKEY **a);
int i2d_PUBKEY_bio(BIO *bp, EVP_PKEY *pkey);
EVP_PKEY *d2i_PUBKEY_bio(BIO *bp, EVP_PKEY **a);
# endif

X509 *X509_dup(X509 *x509);
X509_ATTRIBUTE *X509_ATTRIBUTE_dup(X509_ATTRIBUTE *xa);
X509_EXTENSION *X509_EXTENSION_dup(X509_EXTENSION *ex);
X509_CRL *X509_CRL_dup(X509_CRL *crl);
X509_REVOKED *X509_REVOKED_dup(X509_REVOKED *rev);
X509_REQ *X509_REQ_dup(X509_REQ *req);
X509_ALGOR *X509_ALGOR_dup(X509_ALGOR *xn);
int X509_ALGOR_set0(X509_ALGOR *alg, ASN1_OBJECT *aobj, int ptype,
                    void *pval);
void X509_ALGOR_get0(ASN1_OBJECT **paobj, int *pptype, void **ppval,
                     X509_ALGOR *algor);
void X509_ALGOR_set_md(X509_ALGOR *alg, const EVP_MD *md);
int X509_ALGOR_cmp(const X509_ALGOR *a, const X509_ALGOR *b);

X509_NAME *X509_NAME_dup(X509_NAME *xn);
X509_NAME_ENTRY *X509_NAME_ENTRY_dup(X509_NAME_ENTRY *ne);

int X509_cmp_time(const ASN1_TIME *s, time_t *t);
int X509_cmp_current_time(const ASN1_TIME *s);
ASN1_TIME *X509_time_adj(ASN1_TIME *s, long adj, time_t *t);
ASN1_TIME *X509_time_adj_ex(ASN1_TIME *s,
                            int offset_day, long offset_sec, time_t *t);
ASN1_TIME *X509_gmtime_adj(ASN1_TIME *s, long adj);

const char *X509_get_default_cert_area(void);
const char *X509_get_default_cert_dir(void);
const char *X509_get_default_cert_file(void);
const char *X509_get_default_cert_dir_env(void);
const char *X509_get_default_cert_file_env(void);
const char *X509_get_default_private_dir(void);

X509_REQ *X509_to_X509_REQ(X509 *x, EVP_PKEY *pkey, const EVP_MD *md);
X509 *X509_REQ_to_X509(X509_REQ *r, int days, EVP_PKEY *pkey);

DECLARE_ASN1_FUNCTIONS(X509_ALGOR)
DECLARE_ASN1_ENCODE_FUNCTIONS(X509_ALGORS, X509_ALGORS, X509_ALGORS)
DECLARE_ASN1_FUNCTIONS(X509_VAL)

DECLARE_ASN1_FUNCTIONS(X509_PUBKEY)

int X509_PUBKEY_set(X509_PUBKEY **x, EVP_PKEY *pkey);
EVP_PKEY *X509_PUBKEY_get(X509_PUBKEY *key);
int X509_get_pubkey_parameters(EVP_PKEY *pkey, STACK_OF(X509) *chain);
int i2d_PUBKEY(EVP_PKEY *a, unsigned char **pp);
EVP_PKEY *d2i_PUBKEY(EVP_PKEY **a, const unsigned char **pp, long length);
# ifndef OPENSSL_NO_RSA
int i2d_RSA_PUBKEY(RSA *a, unsigned char **pp);
RSA *d2i_RSA_PUBKEY(RSA **a, const unsigned char **pp, long length);
# endif
# ifndef OPENSSL_NO_DSA
int i2d_DSA_PUBKEY(DSA *a, unsigned char **pp);
DSA *d2i_DSA_PUBKEY(DSA **a, const unsigned char **pp, long length);
# endif
# ifndef OPENSSL_NO_EC
int i2d_EC_PUBKEY(EC_KEY *a, unsigned char **pp);
EC_KEY *d2i_EC_PUBKEY(EC_KEY **a, const unsigned char **pp, long length);
# endif

DECLARE_ASN1_FUNCTIONS(X509_SIG)
DECLARE_ASN1_FUNCTIONS(X509_REQ_INFO)
DECLARE_ASN1_FUNCTIONS(X509_REQ)

DECLARE_ASN1_FUNCTIONS(X509_ATTRIBUTE)
X509_ATTRIBUTE *X509_ATTRIBUTE_create(int nid, int atrtype, void *value);

DECLARE_ASN1_FUNCTIONS(X509_EXTENSION)
DECLARE_ASN1_ENCODE_FUNCTIONS(X509_EXTENSIONS, X509_EXTENSIONS, X509_EXTENSIONS)

DECLARE_ASN1_FUNCTIONS(X509_NAME_ENTRY)

DECLARE_ASN1_FUNCTIONS(X509_NAME)

int X509_NAME_set(X509_NAME **xn, X509_NAME *name);

DECLARE_ASN1_FUNCTIONS(X509_CINF)

DECLARE_ASN1_FUNCTIONS(X509)
DECLARE_ASN1_FUNCTIONS(X509_CERT_AUX)

DECLARE_ASN1_FUNCTIONS(X509_CERT_PAIR)

int X509_get_ex_new_index(long argl, void *argp, CRYPTO_EX_new *new_func,
                          CRYPTO_EX_dup *dup_func, CRYPTO_EX_free *free_func);
int X509_set_ex_data(X509 *r, int idx, void *arg);
void *X509_get_ex_data(X509 *r, int idx);
int i2d_X509_AUX(X509 *a, unsigned char **pp);
X509 *d2i_X509_AUX(X509 **a, const unsigned char **pp, long length);

int i2d_re_X509_tbs(X509 *x, unsigned char **pp);

void X509_get0_signature(ASN1_BIT_STRING **psig, X509_ALGOR **palg,
                         const X509 *x);
int X509_get_signature_nid(const X509 *x);

int X509_alias_set1(X509 *x, unsigned char *name, int len);
int X509_keyid_set1(X509 *x, unsigned char *id, int len);
unsigned char *X509_alias_get0(X509 *x, int *len);
unsigned char *X509_keyid_get0(X509 *x, int *len);
int (*X509_TRUST_set_default(int (*trust) (int, X509 *, int))) (int, X509 *,
                                                                int);
int X509_TRUST_set(int *t, int trust);
int X509_add1_trust_object(X509 *x, ASN1_OBJECT *obj);
int X509_add1_reject_object(X509 *x, ASN1_OBJECT *obj);
void X509_trust_clear(X509 *x);
void X509_reject_clear(X509 *x);

DECLARE_ASN1_FUNCTIONS(X509_REVOKED)
DECLARE_ASN1_FUNCTIONS(X509_CRL_INFO)
DECLARE_ASN1_FUNCTIONS(X509_CRL)

int X509_CRL_add0_revoked(X509_CRL *crl, X509_REVOKED *rev);
int X509_CRL_get0_by_serial(X509_CRL *crl,
                            X509_REVOKED **ret, ASN1_INTEGER *serial);
int X509_CRL_get0_by_cert(X509_CRL *crl, X509_REVOKED **ret, X509 *x);

X509_PKEY *X509_PKEY_new(void);
void X509_PKEY_free(X509_PKEY *a);
int i2d_X509_PKEY(X509_PKEY *a, unsigned char **pp);
X509_PKEY *d2i_X509_PKEY(X509_PKEY **a, const unsigned char **pp,
                         long length);

DECLARE_ASN1_FUNCTIONS(NETSCAPE_SPKI)
DECLARE_ASN1_FUNCTIONS(NETSCAPE_SPKAC)
DECLARE_ASN1_FUNCTIONS(NETSCAPE_CERT_SEQUENCE)

# ifndef OPENSSL_NO_EVP
X509_INFO *X509_INFO_new(void);
void X509_INFO_free(X509_INFO *a);
char *X509_NAME_oneline(X509_NAME *a, char *buf, int size);

int ASN1_verify(i2d_of_void *i2d, X509_ALGOR *algor1,
                ASN1_BIT_STRING *signature, char *data, EVP_PKEY *pkey);

int ASN1_digest(i2d_of_void *i2d, const EVP_MD *type, char *data,
                unsigned char *md, unsigned int *len);

int ASN1_sign(i2d_of_void *i2d, X509_ALGOR *algor1,
              X509_ALGOR *algor2, ASN1_BIT_STRING *signature,
              char *data, EVP_PKEY *pkey, const EVP_MD *type);

int ASN1_item_digest(const ASN1_ITEM *it, const EVP_MD *type, void *data,
                     unsigned char *md, unsigned int *len);

int ASN1_item_verify(const ASN1_ITEM *it, X509_ALGOR *algor1,
                     ASN1_BIT_STRING *signature, void *data, EVP_PKEY *pkey);

int ASN1_item_sign(const ASN1_ITEM *it, X509_ALGOR *algor1,
                   X509_ALGOR *algor2, ASN1_BIT_STRING *signature, void *data,
                   EVP_PKEY *pkey, const EVP_MD *type);
int ASN1_item_sign_ctx(const ASN1_ITEM *it, X509_ALGOR *algor1,
                       X509_ALGOR *algor2, ASN1_BIT_STRING *signature,
                       void *asn, EVP_MD_CTX *ctx);
# endif

int X509_set_version(X509 *x, long version);
int X509_set_serialNumber(X509 *x, ASN1_INTEGER *serial);
ASN1_INTEGER *X509_get_serialNumber(X509 *x);
int X509_set_issuer_name(X509 *x, X509_NAME *name);
X509_NAME *X509_get_issuer_name(X509 *a);
int X509_set_subject_name(X509 *x, X509_NAME *name);
X509_NAME *X509_get_subject_name(X509 *a);
int X509_set_notBefore(X509 *x, const ASN1_TIME *tm);
int X509_set_notAfter(X509 *x, const ASN1_TIME *tm);
int X509_set_pubkey(X509 *x, EVP_PKEY *pkey);
EVP_PKEY *X509_get_pubkey(X509 *x);
ASN1_BIT_STRING *X509_get0_pubkey_bitstr(const X509 *x);
int X509_certificate_type(X509 *x, EVP_PKEY *pubkey /* optional */ );

int X509_REQ_set_version(X509_REQ *x, long version);
int X509_REQ_set_subject_name(X509_REQ *req, X509_NAME *name);
int X509_REQ_set_pubkey(X509_REQ *x, EVP_PKEY *pkey);
EVP_PKEY *X509_REQ_get_pubkey(X509_REQ *req);
int X509_REQ_extension_nid(int nid);
int *X509_REQ_get_extension_nids(void);
void X509_REQ_set_extension_nids(int *nids);
STACK_OF(X509_EXTENSION) *X509_REQ_get_extensions(X509_REQ *req);
int X509_REQ_add_extensions_nid(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts,
                                int nid);
int X509_REQ_add_extensions(X509_REQ *req, STACK_OF(X509_EXTENSION) *exts);
int X509_REQ_get_attr_count(const X509_REQ *req);
int X509_REQ_get_attr_by_NID(const X509_REQ *req, int nid, int lastpos);
int X509_REQ_get_attr_by_OBJ(const X509_REQ *req, ASN1_OBJECT *obj,
                             int lastpos);
X509_ATTRIBUTE *X509_REQ_get_attr(const X509_REQ *req, int loc);
X509_ATTRIBUTE *X509_REQ_delete_attr(X509_REQ *req, int loc);
int X509_REQ_add1_attr(X509_REQ *req, X509_ATTRIBUTE *attr);
int X509_REQ_add1_attr_by_OBJ(X509_REQ *req,
                              const ASN1_OBJECT *obj, int type,
                              const unsigned char *bytes, int len);
int X509_REQ_add1_attr_by_NID(X509_REQ *req,
                              int nid, int type,
                              const unsigned char *bytes, int len);
int X509_REQ_add1_attr_by_txt(X509_REQ *req,
                              const char *attrname, int type,
                              const unsigned char *bytes, int len);

int X509_CRL_set_version(X509_CRL *x, long version);
int X509_CRL_set_issuer_name(X509_CRL *x, X509_NAME *name);
int X509_CRL_set_lastUpdate(X509_CRL *x, const ASN1_TIME *tm);
int X509_CRL_set_nextUpdate(X509_CRL *x, const ASN1_TIME *tm);
int X509_CRL_sort(X509_CRL *crl);

int X509_REVOKED_set_serialNumber(X509_REVOKED *x, ASN1_INTEGER *serial);
int X509_REVOKED_set_revocationDate(X509_REVOKED *r, ASN1_TIME *tm);

X509_CRL *X509_CRL_diff(X509_CRL *base, X509_CRL *newer,
                        EVP_PKEY *skey, const EVP_MD *md, unsigned int flags);

int X509_REQ_check_private_key(X509_REQ *x509, EVP_PKEY *pkey);

int X509_check_private_key(X509 *x509, EVP_PKEY *pkey);
int X509_chain_check_suiteb(int *perror_depth,
                            X509 *x, STACK_OF(X509) *chain,
                            unsigned long flags);
int X509_CRL_check_suiteb(X509_CRL *crl, EVP_PKEY *pk, unsigned long flags);
STACK_OF(X509) *X509_chain_up_ref(STACK_OF(X509) *chain);

int X509_issuer_and_serial_cmp(const X509 *a, const X509 *b);
unsigned long X509_issuer_and_serial_hash(X509 *a);

int X509_issuer_name_cmp(const X509 *a, const X509 *b);
unsigned long X509_issuer_name_hash(X509 *a);

int X509_subject_name_cmp(const X509 *a, const X509 *b);
unsigned long X509_subject_name_hash(X509 *x);

# ifndef OPENSSL_NO_MD5
unsigned long X509_issuer_name_hash_old(X509 *a);
unsigned long X509_subject_name_hash_old(X509 *x);
# endif

int X509_cmp(const X509 *a, const X509 *b);
int X509_NAME_cmp(const X509_NAME *a, const X509_NAME *b);
unsigned long X509_NAME_hash(X509_NAME *x);
unsigned long X509_NAME_hash_old(X509_NAME *x);

int X509_CRL_cmp(const X509_CRL *a, const X509_CRL *b);
int X509_CRL_match(const X509_CRL *a, const X509_CRL *b);
# ifndef OPENSSL_NO_FP_API
int X509_print_ex_fp(FILE *bp, X509 *x, unsigned long nmflag,
                     unsigned long cflag);
int X509_print_fp(FILE *bp, X509 *x);
int X509_CRL_print_fp(FILE *bp, X509_CRL *x);
int X509_REQ_print_fp(FILE *bp, X509_REQ *req);
int X509_NAME_print_ex_fp(FILE *fp, X509_NAME *nm, int indent,
                          unsigned long flags);
# endif

# ifndef OPENSSL_NO_BIO
int X509_NAME_print(BIO *bp, X509_NAME *name, int obase);
int X509_NAME_print_ex(BIO *out, X509_NAME *nm, int indent,
                       unsigned long flags);
int X509_print_ex(BIO *bp, X509 *x, unsigned long nmflag,
                  unsigned long cflag);
int X509_print(BIO *bp, X509 *x);
int X509_ocspid_print(BIO *bp, X509 *x);
int X509_CERT_AUX_print(BIO *bp, X509_CERT_AUX *x, int indent);
int X509_CRL_print(BIO *bp, X509_CRL *x);
int X509_REQ_print_ex(BIO *bp, X509_REQ *x, unsigned long nmflag,
                      unsigned long cflag);
int X509_REQ_print(BIO *bp, X509_REQ *req);
# endif

int X509_NAME_entry_count(X509_NAME *name);
int X509_NAME_get_text_by_NID(X509_NAME *name, int nid, char *buf, int len);
int X509_NAME_get_text_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj,
                              char *buf, int len);

/*
 * NOTE: you should be passsing -1, not 0 as lastpos.  The functions that use
 * lastpos, search after that position on.
 */
int X509_NAME_get_index_by_NID(X509_NAME *name, int nid, int lastpos);
int X509_NAME_get_index_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj,
                               int lastpos);
X509_NAME_ENTRY *X509_NAME_get_entry(X509_NAME *name, int loc);
X509_NAME_ENTRY *X509_NAME_delete_entry(X509_NAME *name, int loc);
int X509_NAME_add_entry(X509_NAME *name, X509_NAME_ENTRY *ne,
                        int loc, int set);
int X509_NAME_add_entry_by_OBJ(X509_NAME *name, ASN1_OBJECT *obj, int type,
                               unsigned char *bytes, int len, int loc,
                               int set);
int X509_NAME_add_entry_by_NID(X509_NAME *name, int nid, int type,
                               unsigned char *bytes, int len, int loc,
                               int set);
X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_txt(X509_NAME_ENTRY **ne,
                                               const char *field, int type,
                                               const unsigned char *bytes,
                                               int len);
X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_NID(X509_NAME_ENTRY **ne, int nid,
                                               int type, unsigned char *bytes,
                                               int len);
int X509_NAME_add_entry_by_txt(X509_NAME *name, const char *field, int type,
                               const unsigned char *bytes, int len, int loc,
                               int set);
X509_NAME_ENTRY *X509_NAME_ENTRY_create_by_OBJ(X509_NAME_ENTRY **ne,
                                               ASN1_OBJECT *obj, int type,
                                               const unsigned char *bytes,
                                               int len);
int X509_NAME_ENTRY_set_object(X509_NAME_ENTRY *ne, ASN1_OBJECT *obj);
int X509_NAME_ENTRY_set_data(X509_NAME_ENTRY *ne, int type,
                             const unsigned char *bytes, int len);
ASN1_OBJECT *X509_NAME_ENTRY_get_object(X509_NAME_ENTRY *ne);
ASN1_STRING *X509_NAME_ENTRY_get_data(X509_NAME_ENTRY *ne);

int X509v3_get_ext_count(const STACK_OF(X509_EXTENSION) *x);
int X509v3_get_ext_by_NID(const STACK_OF(X509_EXTENSION) *x,
                          int nid, int lastpos);
int X509v3_get_ext_by_OBJ(const STACK_OF(X509_EXTENSION) *x,
                          ASN1_OBJECT *obj, int lastpos);
int X509v3_get_ext_by_critical(const STACK_OF(X509_EXTENSION) *x,
                               int crit, int lastpos);
X509_EXTENSION *X509v3_get_ext(const STACK_OF(X509_EXTENSION) *x, int loc);
X509_EXTENSION *X509v3_delete_ext(STACK_OF(X509_EXTENSION) *x, int loc);
STACK_OF(X509_EXTENSION) *X509v3_add_ext(STACK_OF(X509_EXTENSION) **x,
                                         X509_EXTENSION *ex, int loc);

int X509_get_ext_count(X509 *x);
int X509_get_ext_by_NID(X509 *x, int nid, int lastpos);
int X509_get_ext_by_OBJ(X509 *x, ASN1_OBJECT *obj, int lastpos);
int X509_get_ext_by_critical(X509 *x, int crit, int lastpos);
X509_EXTENSION *X509_get_ext(X509 *x, int loc);
X509_EXTENSION *X509_delete_ext(X509 *x, int loc);
int X509_add_ext(X509 *x, X509_EXTENSION *ex, int loc);
void *X509_get_ext_d2i(X509 *x, int nid, int *crit, int *idx);
int X509_add1_ext_i2d(X509 *x, int nid, void *value, int crit,
                      unsigned long flags);

int X509_CRL_get_ext_count(X509_CRL *x);
int X509_CRL_get_ext_by_NID(X509_CRL *x, int nid, int lastpos);
int X509_CRL_get_ext_by_OBJ(X509_CRL *x, ASN1_OBJECT *obj, int lastpos);
int X509_CRL_get_ext_by_critical(X509_CRL *x, int crit, int lastpos);
X509_EXTENSION *X509_CRL_get_ext(X509_CRL *x, int loc);
X509_EXTENSION *X509_CRL_delete_ext(X509_CRL *x, int loc);
int X509_CRL_add_ext(X509_CRL *x, X509_EXTENSION *ex, int loc);
void *X509_CRL_get_ext_d2i(X509_CRL *x, int nid, int *crit, int *idx);
int X509_CRL_add1_ext_i2d(X509_CRL *x, int nid, void *value, int crit,
                          unsigned long flags);

int X509_REVOKED_get_ext_count(X509_REVOKED *x);
int X509_REVOKED_get_ext_by_NID(X509_REVOKED *x, int nid, int lastpos);
int X509_REVOKED_get_ext_by_OBJ(X509_REVOKED *x, ASN1_OBJECT *obj,
                                int lastpos);
int X509_REVOKED_get_ext_by_critical(X509_REVOKED *x, int crit, int lastpos);
X509_EXTENSION *X509_REVOKED_get_ext(X509_REVOKED *x, int loc);
X509_EXTENSION *X509_REVOKED_delete_ext(X509_REVOKED *x, int loc);
int X509_REVOKED_add_ext(X509_REVOKED *x, X509_EXTENSION *ex, int loc);
void *X509_REVOKED_get_ext_d2i(X509_REVOKED *x, int nid, int *crit, int *idx);
int X509_REVOKED_add1_ext_i2d(X509_REVOKED *x, int nid, void *value, int crit,
                              unsigned long flags);

X509_EXTENSION *X509_EXTENSION_create_by_NID(X509_EXTENSION **ex,
                                             int nid, int crit,
                                             ASN1_OCTET_STRING *data);
X509_EXTENSION *X509_EXTENSION_create_by_OBJ(X509_EXTENSION **ex,
                                             ASN1_OBJECT *obj, int crit,
                                             ASN1_OCTET_STRING *data);
int X509_EXTENSION_set_object(X509_EXTENSION *ex, ASN1_OBJECT *obj);
int X509_EXTENSION_set_critical(X509_EXTENSION *ex, int crit);
int X509_EXTENSION_set_data(X509_EXTENSION *ex, ASN1_OCTET_STRING *data);
ASN1_OBJECT *X509_EXTENSION_get_object(X509_EXTENSION *ex);
ASN1_OCTET_STRING *X509_EXTENSION_get_data(X509_EXTENSION *ne);
int X509_EXTENSION_get_critical(X509_EXTENSION *ex);

int X509at_get_attr_count(const STACK_OF(X509_ATTRIBUTE) *x);
int X509at_get_attr_by_NID(const STACK_OF(X509_ATTRIBUTE) *x, int nid,
                           int lastpos);
int X509at_get_attr_by_OBJ(const STACK_OF(X509_ATTRIBUTE) *sk,
                           ASN1_OBJECT *obj, int lastpos);
X509_ATTRIBUTE *X509at_get_attr(const STACK_OF(X509_ATTRIBUTE) *x, int loc);
X509_ATTRIBUTE *X509at_delete_attr(STACK_OF(X509_ATTRIBUTE) *x, int loc);
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr(STACK_OF(X509_ATTRIBUTE) **x,
                                           X509_ATTRIBUTE *attr);
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_OBJ(STACK_OF(X509_ATTRIBUTE)
                                                  **x, const ASN1_OBJECT *obj,
                                                  int type,
                                                  const unsigned char *bytes,
                                                  int len);
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_NID(STACK_OF(X509_ATTRIBUTE)
                                                  **x, int nid, int type,
                                                  const unsigned char *bytes,
                                                  int len);
STACK_OF(X509_ATTRIBUTE) *X509at_add1_attr_by_txt(STACK_OF(X509_ATTRIBUTE)
                                                  **x, const char *attrname,
                                                  int type,
                                                  const unsigned char *bytes,
                                                  int len);
void *X509at_get0_data_by_OBJ(STACK_OF(X509_ATTRIBUTE) *x, ASN1_OBJECT *obj,
                              int lastpos, int type);
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_NID(X509_ATTRIBUTE **attr, int nid,
                                             int atrtype, const void *data,
                                             int len);
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_OBJ(X509_ATTRIBUTE **attr,
                                             const ASN1_OBJECT *obj,
                                             int atrtype, const void *data,
                                             int len);
X509_ATTRIBUTE *X509_ATTRIBUTE_create_by_txt(X509_ATTRIBUTE **attr,
                                             const char *atrname, int type,
                                             const unsigned char *bytes,
                                             int len);
int X509_ATTRIBUTE_set1_object(X509_ATTRIBUTE *attr, const ASN1_OBJECT *obj);
int X509_ATTRIBUTE_set1_data(X509_ATTRIBUTE *attr, int attrtype,
                             const void *data, int len);
void *X509_ATTRIBUTE_get0_data(X509_ATTRIBUTE *attr, int idx, int atrtype,
                               void *data);
int X509_ATTRIBUTE_count(X509_ATTRIBUTE *attr);
ASN1_OBJECT *X509_ATTRIBUTE_get0_object(X509_ATTRIBUTE *attr);
ASN1_TYPE *X509_ATTRIBUTE_get0_type(X509_ATTRIBUTE *attr, int idx);

int EVP_PKEY_get_attr_count(const EVP_PKEY *key);
int EVP_PKEY_get_attr_by_NID(const EVP_PKEY *key, int nid, int lastpos);
int EVP_PKEY_get_attr_by_OBJ(const EVP_PKEY *key, ASN1_OBJECT *obj,
                             int lastpos);
X509_ATTRIBUTE *EVP_PKEY_get_attr(const EVP_PKEY *key, int loc);
X509_ATTRIBUTE *EVP_PKEY_delete_attr(EVP_PKEY *key, int loc);
int EVP_PKEY_add1_attr(EVP_PKEY *key, X509_ATTRIBUTE *attr);
int EVP_PKEY_add1_attr_by_OBJ(EVP_PKEY *key,
                              const ASN1_OBJECT *obj, int type,
                              const unsigned char *bytes, int len);
int EVP_PKEY_add1_attr_by_NID(EVP_PKEY *key,
                              int nid, int type,
                              const unsigned char *bytes, int len);
int EVP_PKEY_add1_attr_by_txt(EVP_PKEY *key,
                              const char *attrname, int type,
                              const unsigned char *bytes, int len);

int X509_verify_cert(X509_STORE_CTX *ctx);

/* lookup a cert from a X509 STACK */
X509 *X509_find_by_issuer_and_serial(STACK_OF(X509) *sk, X509_NAME *name,
                                     ASN1_INTEGER *serial);
X509 *X509_find_by_subject(STACK_OF(X509) *sk, X509_NAME *name);

DECLARE_ASN1_FUNCTIONS(PBEPARAM)
DECLARE_ASN1_FUNCTIONS(PBE2PARAM)
DECLARE_ASN1_FUNCTIONS(PBKDF2PARAM)

int PKCS5_pbe_set0_algor(X509_ALGOR *algor, int alg, int iter,
                         const unsigned char *salt, int saltlen);

X509_ALGOR *PKCS5_pbe_set(int alg, int iter,
                          const unsigned char *salt, int saltlen);
X509_ALGOR *PKCS5_pbe2_set(const EVP_CIPHER *cipher, int iter,
                           unsigned char *salt, int saltlen);
X509_ALGOR *PKCS5_pbe2_set_iv(const EVP_CIPHER *cipher, int iter,
                              unsigned char *salt, int saltlen,
                              unsigned char *aiv, int prf_nid);

X509_ALGOR *PKCS5_pbkdf2_set(int iter, unsigned char *salt, int saltlen,
                             int prf_nid, int keylen);

/* PKCS#8 utilities */

DECLARE_ASN1_FUNCTIONS(PKCS8_PRIV_KEY_INFO)

EVP_PKEY *EVP_PKCS82PKEY(PKCS8_PRIV_KEY_INFO *p8);
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8(EVP_PKEY *pkey);
PKCS8_PRIV_KEY_INFO *EVP_PKEY2PKCS8_broken(EVP_PKEY *pkey, int broken);
PKCS8_PRIV_KEY_INFO *PKCS8_set_broken(PKCS8_PRIV_KEY_INFO *p8, int broken);

int PKCS8_pkey_set0(PKCS8_PRIV_KEY_INFO *priv, ASN1_OBJECT *aobj,
                    int version, int ptype, void *pval,
                    unsigned char *penc, int penclen);
int PKCS8_pkey_get0(ASN1_OBJECT **ppkalg,
                    const unsigned char **pk, int *ppklen,
                    X509_ALGOR **pa, PKCS8_PRIV_KEY_INFO *p8);

int X509_PUBKEY_set0_param(X509_PUBKEY *pub, ASN1_OBJECT *aobj,
                           int ptype, void *pval,
                           unsigned char *penc, int penclen);
int X509_PUBKEY_get0_param(ASN1_OBJECT **ppkalg,
                           const unsigned char **pk, int *ppklen,
                           X509_ALGOR **pa, X509_PUBKEY *pub);

int X509_check_trust(X509 *x, int id, int flags);
int X509_TRUST_get_count(void);
X509_TRUST *X509_TRUST_get0(int idx);
int X509_TRUST_get_by_id(int id);
int X509_TRUST_add(int id, int flags, int (*ck) (X509_TRUST *, X509 *, int),
                   char *name, int arg1, void *arg2);
void X509_TRUST_cleanup(void);
int X509_TRUST_get_flags(X509_TRUST *xp);
char *X509_TRUST_get0_name(X509_TRUST *xp);
int X509_TRUST_get_trust(X509_TRUST *xp);

/* BEGIN ERROR CODES */
/*
 * The following lines are auto generated by the script mkerr.pl. Any changes
 * made after this point may be overwritten when the script is next run.
 */

void ERR_load_X509_strings(void);

/* Error codes for the X509 functions. */

/* Function codes. */
# define X509_F_ADD_CERT_DIR                              100
# define X509_F_BY_FILE_CTRL                              101
# define X509_F_CHECK_NAME_CONSTRAINTS                    106
# define X509_F_CHECK_POLICY                              145
# define X509_F_DIR_CTRL                                  102
# define X509_F_GET_CERT_BY_SUBJECT                       103
# define X509_F_NETSCAPE_SPKI_B64_DECODE                  129
# define X509_F_NETSCAPE_SPKI_B64_ENCODE                  130
# define X509_F_X509AT_ADD1_ATTR                          135
# define X509_F_X509V3_ADD_EXT                            104
# define X509_F_X509_ATTRIBUTE_CREATE_BY_NID              136
# define X509_F_X509_ATTRIBUTE_CREATE_BY_OBJ              137
# define X509_F_X509_ATTRIBUTE_CREATE_BY_TXT              140
# define X509_F_X509_ATTRIBUTE_GET0_DATA                  139
# define X509_F_X509_ATTRIBUTE_SET1_DATA                  138
# define X509_F_X509_CHECK_PRIVATE_KEY                    128
# define X509_F_X509_CRL_DIFF                             105
# define X509_F_X509_CRL_PRINT_FP                         147
# define X509_F_X509_EXTENSION_CREATE_BY_NID              108
# define X509_F_X509_EXTENSION_CREATE_BY_OBJ              109
# define X509_F_X509_GET_PUBKEY_PARAMETERS                110
# define X509_F_X509_LOAD_CERT_CRL_FILE                   132
# define X509_F_X509_LOAD_CERT_FILE                       111
# define X509_F_X509_LOAD_CRL_FILE                        112
# define X509_F_X509_NAME_ADD_ENTRY                       113
# define X509_F_X509_NAME_ENTRY_CREATE_BY_NID             114
# define X509_F_X509_NAME_ENTRY_CREATE_BY_TXT             131
# define X509_F_X509_NAME_ENTRY_SET_OBJECT                115
# define X509_F_X509_NAME_ONELINE                         116
# define X509_F_X509_NAME_PRINT                           117
# define X509_F_X509_PRINT_EX_FP                          118
# define X509_F_X509_PUBKEY_GET                           119
# define X509_F_X509_PUBKEY_SET                           120
# define X509_F_X509_REQ_CHECK_PRIVATE_KEY                144
# define X509_F_X509_REQ_PRINT_EX                         121
# define X509_F_X509_REQ_PRINT_FP                         122
# define X509_F_X509_REQ_TO_X509                          123
# define X509_F_X509_STORE_ADD_CERT                       124
# define X509_F_X509_STORE_ADD_CRL                        125
# define X509_F_X509_STORE_CTX_GET1_ISSUER                146
# define X509_F_X509_STORE_CTX_INIT                       143
# define X509_F_X509_STORE_CTX_NEW                        142
# define X509_F_X509_STORE_CTX_PURPOSE_INHERIT            134
# define X509_F_X509_TO_X509_REQ                          126
# define X509_F_X509_TRUST_ADD                            133
# define X509_F_X509_TRUST_SET                            141
# define X509_F_X509_VERIFY_CERT                          127

/* Reason codes. */
# define X509_R_AKID_MISMATCH                             110
# define X509_R_BAD_X509_FILETYPE                         100
# define X509_R_BASE64_DECODE_ERROR                       118
# define X509_R_CANT_CHECK_DH_KEY                         114
# define X509_R_CERT_ALREADY_IN_HASH_TABLE                101
# define X509_R_CRL_ALREADY_DELTA                         127
# define X509_R_CRL_VERIFY_FAILURE                        131
# define X509_R_ERR_ASN1_LIB                              102
# define X509_R_IDP_MISMATCH                              128
# define X509_R_INVALID_DIRECTORY                         113
# define X509_R_INVALID_FIELD_NAME                        119
# define X509_R_INVALID_TRUST                             123
# define X509_R_ISSUER_MISMATCH                           129
# define X509_R_KEY_TYPE_MISMATCH                         115
# define X509_R_KEY_VALUES_MISMATCH                       116
# define X509_R_LOADING_CERT_DIR                          103
# define X509_R_LOADING_DEFAULTS                          104
# define X509_R_METHOD_NOT_SUPPORTED                      124
# define X509_R_NAME_TOO_LONG                             134
# define X509_R_NEWER_CRL_NOT_NEWER                       132
# define X509_R_NO_CERT_SET_FOR_US_TO_VERIFY              105
# define X509_R_NO_CRL_NUMBER                             130
# define X509_R_PUBLIC_KEY_DECODE_ERROR                   125
# define X509_R_PUBLIC_KEY_ENCODE_ERROR                   126
# define X509_R_SHOULD_RETRY                              106
# define X509_R_UNABLE_TO_FIND_PARAMETERS_IN_CHAIN        107
# define X509_R_UNABLE_TO_GET_CERTS_PUBLIC_KEY            108
# define X509_R_UNKNOWN_KEY_TYPE                          117
# define X509_R_UNKNOWN_NID                               109
# define X509_R_UNKNOWN_PURPOSE_ID                        121
# define X509_R_UNKNOWN_TRUST_ID                          120
# define X509_R_UNSUPPORTED_ALGORITHM                     111
# define X509_R_WRONG_LOOKUP_TYPE                         112
# define X509_R_WRONG_TYPE                                122

# ifdef  __cplusplus
}
# endif
#endif