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/* x509v3.h */
/*
 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
 * 1999.
 */
/* ====================================================================
 * Copyright (c) 1999-2004 The OpenSSL Project.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. All advertising materials mentioning features or use of this
 *    software must display the following acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
 *
 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
 *    endorse or promote products derived from this software without
 *    prior written permission. For written permission, please contact
 *    licensing@OpenSSL.org.
 *
 * 5. Products derived from this software may not be called "OpenSSL"
 *    nor may "OpenSSL" appear in their names without prior written
 *    permission of the OpenSSL Project.
 *
 * 6. Redistributions of any form whatsoever must retain the following
 *    acknowledgment:
 *    "This product includes software developed by the OpenSSL Project
 *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
 *
 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 * ====================================================================
 *
 * This product includes cryptographic software written by Eric Young
 * (eay@cryptsoft.com).  This product includes software written by Tim
 * Hudson (tjh@cryptsoft.com).
 *
 */
#ifndef HEADER_X509V3_H
# define HEADER_X509V3_H

# include <openssl/bio.h>
# include <openssl/x509.h>
# include <openssl/conf.h>

#ifdef __cplusplus
extern "C" {
#endif

/* Forward reference */
struct v3_ext_method;
struct v3_ext_ctx;

/* Useful typedefs */

typedef void *(*X509V3_EXT_NEW)(void);
typedef void (*X509V3_EXT_FREE) (void *);
typedef void *(*X509V3_EXT_D2I)(void *, const unsigned char **, long);
typedef int (*X509V3_EXT_I2D) (void *, unsigned char **);
typedef STACK_OF(CONF_VALUE) *
    (*X509V3_EXT_I2V) (const struct v3_ext_method *method, void *ext,
                       STACK_OF(CONF_VALUE) *extlist);
typedef void *(*X509V3_EXT_V2I)(const struct v3_ext_method *method,
                                struct v3_ext_ctx *ctx,
                                STACK_OF(CONF_VALUE) *values);
typedef char *(*X509V3_EXT_I2S)(const struct v3_ext_method *method,
                                void *ext);
typedef void *(*X509V3_EXT_S2I)(const struct v3_ext_method *method,
                                struct v3_ext_ctx *ctx, const char *str);
typedef int (*X509V3_EXT_I2R) (const struct v3_ext_method *method, void *ext,
                               BIO *out, int indent);
typedef void *(*X509V3_EXT_R2I)(const struct v3_ext_method *method,
                                struct v3_ext_ctx *ctx, const char *str);

/* V3 extension structure */

struct v3_ext_method {
    int ext_nid;
    int ext_flags;
/* If this is set the following four fields are ignored */
    ASN1_ITEM_EXP *it;
/* Old style ASN1 calls */
    X509V3_EXT_NEW ext_new;
    X509V3_EXT_FREE ext_free;
    X509V3_EXT_D2I d2i;
    X509V3_EXT_I2D i2d;
/* The following pair is used for string extensions */
    X509V3_EXT_I2S i2s;
    X509V3_EXT_S2I s2i;
/* The following pair is used for multi-valued extensions */
    X509V3_EXT_I2V i2v;
    X509V3_EXT_V2I v2i;
/* The following are used for raw extensions */
    X509V3_EXT_I2R i2r;
    X509V3_EXT_R2I r2i;
    void *usr_data;             /* Any extension specific data */
};

typedef struct X509V3_CONF_METHOD_st {
    char *(*get_string) (void *db, char *section, char *value);
    STACK_OF(CONF_VALUE) *(*get_section) (void *db, char *section);
    void (*free_string) (void *db, char *string);
    void (*free_section) (void *db, STACK_OF(CONF_VALUE) *section);
} X509V3_CONF_METHOD;

/* Context specific info */
struct v3_ext_ctx {
# define CTX_TEST 0x1
    int flags;
    X509 *issuer_cert;
    X509 *subject_cert;
    X509_REQ *subject_req;
    X509_CRL *crl;
    X509V3_CONF_METHOD *db_meth;
    void *db;
/* Maybe more here */
};

typedef struct v3_ext_method X509V3_EXT_METHOD;

DECLARE_STACK_OF(X509V3_EXT_METHOD)

/* ext_flags values */
# define X509V3_EXT_DYNAMIC      0x1
# define X509V3_EXT_CTX_DEP      0x2
# define X509V3_EXT_MULTILINE    0x4

typedef BIT_STRING_BITNAME ENUMERATED_NAMES;

typedef struct BASIC_CONSTRAINTS_st {
    int ca;
    ASN1_INTEGER *pathlen;
} BASIC_CONSTRAINTS;

typedef struct PKEY_USAGE_PERIOD_st {
    ASN1_GENERALIZEDTIME *notBefore;
    ASN1_GENERALIZEDTIME *notAfter;
} PKEY_USAGE_PERIOD;

typedef struct otherName_st {
    ASN1_OBJECT *type_id;
    ASN1_TYPE *value;
} OTHERNAME;

typedef struct EDIPartyName_st {
    ASN1_STRING *nameAssigner;
    ASN1_STRING *partyName;
} EDIPARTYNAME;

typedef struct GENERAL_NAME_st {
# define GEN_OTHERNAME   0
# define GEN_EMAIL       1
# define GEN_DNS         2
# define GEN_X400        3
# define GEN_DIRNAME     4
# define GEN_EDIPARTY    5
# define GEN_URI         6
# define GEN_IPADD       7
# define GEN_RID         8
    int type;
    union {
        char *ptr;
        OTHERNAME *otherName;   /* otherName */
        ASN1_IA5STRING *rfc822Name;
        ASN1_IA5STRING *dNSName;
        ASN1_TYPE *x400Address;
        X509_NAME *directoryName;
        EDIPARTYNAME *ediPartyName;
        ASN1_IA5STRING *uniformResourceIdentifier;
        ASN1_OCTET_STRING *iPAddress;
        ASN1_OBJECT *registeredID;
        /* Old names */
        ASN1_OCTET_STRING *ip;  /* iPAddress */
        X509_NAME *dirn;        /* dirn */
        ASN1_IA5STRING *ia5;    /* rfc822Name, dNSName,
                                 * uniformResourceIdentifier */
        ASN1_OBJECT *rid;       /* registeredID */
        ASN1_TYPE *other;       /* x400Address */
    } d;
} GENERAL_NAME;

typedef STACK_OF(GENERAL_NAME) GENERAL_NAMES;

typedef struct ACCESS_DESCRIPTION_st {
    ASN1_OBJECT *method;
    GENERAL_NAME *location;
} ACCESS_DESCRIPTION;

typedef STACK_OF(ACCESS_DESCRIPTION) AUTHORITY_INFO_ACCESS;

typedef STACK_OF(ASN1_OBJECT) EXTENDED_KEY_USAGE;

DECLARE_STACK_OF(GENERAL_NAME)
DECLARE_ASN1_SET_OF(GENERAL_NAME)

DECLARE_STACK_OF(ACCESS_DESCRIPTION)
DECLARE_ASN1_SET_OF(ACCESS_DESCRIPTION)

typedef struct DIST_POINT_NAME_st {
    int type;
    union {
        GENERAL_NAMES *fullname;
        STACK_OF(X509_NAME_ENTRY) *relativename;
    } name;
/* If relativename then this contains the full distribution point name */
    X509_NAME *dpname;
} DIST_POINT_NAME;
/* All existing reasons */
# define CRLDP_ALL_REASONS       0x807f

# define CRL_REASON_NONE                         -1
# define CRL_REASON_UNSPECIFIED                  0
# define CRL_REASON_KEY_COMPROMISE               1
# define CRL_REASON_CA_COMPROMISE                2
# define CRL_REASON_AFFILIATION_CHANGED          3
# define CRL_REASON_SUPERSEDED                   4
# define CRL_REASON_CESSATION_OF_OPERATION       5
# define CRL_REASON_CERTIFICATE_HOLD             6
# define CRL_REASON_REMOVE_FROM_CRL              8
# define CRL_REASON_PRIVILEGE_WITHDRAWN          9
# define CRL_REASON_AA_COMPROMISE                10

struct DIST_POINT_st {
    DIST_POINT_NAME *distpoint;
    ASN1_BIT_STRING *reasons;
    GENERAL_NAMES *CRLissuer;
    int dp_reasons;
};

typedef STACK_OF(DIST_POINT) CRL_DIST_POINTS;

DECLARE_STACK_OF(DIST_POINT)
DECLARE_ASN1_SET_OF(DIST_POINT)

struct AUTHORITY_KEYID_st {
    ASN1_OCTET_STRING *keyid;
    GENERAL_NAMES *issuer;
    ASN1_INTEGER *serial;
};

/* Strong extranet structures */

typedef struct SXNET_ID_st {
    ASN1_INTEGER *zone;
    ASN1_OCTET_STRING *user;
} SXNETID;

DECLARE_STACK_OF(SXNETID)
DECLARE_ASN1_SET_OF(SXNETID)

typedef struct SXNET_st {
    ASN1_INTEGER *version;
    STACK_OF(SXNETID) *ids;
} SXNET;

typedef struct NOTICEREF_st {
    ASN1_STRING *organization;
    STACK_OF(ASN1_INTEGER) *noticenos;
} NOTICEREF;

typedef struct USERNOTICE_st {
    NOTICEREF *noticeref;
    ASN1_STRING *exptext;
} USERNOTICE;

typedef struct POLICYQUALINFO_st {
    ASN1_OBJECT *pqualid;
    union {
        ASN1_IA5STRING *cpsuri;
        USERNOTICE *usernotice;
        ASN1_TYPE *other;
    } d;
} POLICYQUALINFO;

DECLARE_STACK_OF(POLICYQUALINFO)
DECLARE_ASN1_SET_OF(POLICYQUALINFO)

typedef struct POLICYINFO_st {
    ASN1_OBJECT *policyid;
    STACK_OF(POLICYQUALINFO) *qualifiers;
} POLICYINFO;

typedef STACK_OF(POLICYINFO) CERTIFICATEPOLICIES;

DECLARE_STACK_OF(POLICYINFO)
DECLARE_ASN1_SET_OF(POLICYINFO)

typedef struct POLICY_MAPPING_st {
    ASN1_OBJECT *issuerDomainPolicy;
    ASN1_OBJECT *subjectDomainPolicy;
} POLICY_MAPPING;

DECLARE_STACK_OF(POLICY_MAPPING)

typedef STACK_OF(POLICY_MAPPING) POLICY_MAPPINGS;

typedef struct GENERAL_SUBTREE_st {
    GENERAL_NAME *base;
    ASN1_INTEGER *minimum;
    ASN1_INTEGER *maximum;
} GENERAL_SUBTREE;

DECLARE_STACK_OF(GENERAL_SUBTREE)

struct NAME_CONSTRAINTS_st {
    STACK_OF(GENERAL_SUBTREE) *permittedSubtrees;
    STACK_OF(GENERAL_SUBTREE) *excludedSubtrees;
};

typedef struct POLICY_CONSTRAINTS_st {
    ASN1_INTEGER *requireExplicitPolicy;
    ASN1_INTEGER *inhibitPolicyMapping;
} POLICY_CONSTRAINTS;

/* Proxy certificate structures, see RFC 3820 */
typedef struct PROXY_POLICY_st {
    ASN1_OBJECT *policyLanguage;
    ASN1_OCTET_STRING *policy;
} PROXY_POLICY;

typedef struct PROXY_CERT_INFO_EXTENSION_st {
    ASN1_INTEGER *pcPathLengthConstraint;
    PROXY_POLICY *proxyPolicy;
} PROXY_CERT_INFO_EXTENSION;

DECLARE_ASN1_FUNCTIONS(PROXY_POLICY)
DECLARE_ASN1_FUNCTIONS(PROXY_CERT_INFO_EXTENSION)

struct ISSUING_DIST_POINT_st {
    DIST_POINT_NAME *distpoint;
    int onlyuser;
    int onlyCA;
    ASN1_BIT_STRING *onlysomereasons;
    int indirectCRL;
    int onlyattr;
};

/* Values in idp_flags field */
/* IDP present */
# define IDP_PRESENT     0x1
/* IDP values inconsistent */
# define IDP_INVALID     0x2
/* onlyuser true */
# define IDP_ONLYUSER    0x4
/* onlyCA true */
# define IDP_ONLYCA      0x8
/* onlyattr true */
# define IDP_ONLYATTR    0x10
/* indirectCRL true */
# define IDP_INDIRECT    0x20
/* onlysomereasons present */
# define IDP_REASONS     0x40

# define X509V3_conf_err(val) ERR_add_error_data(6, "section:", val->section, \
",name:", val->name, ",value:", val->value);

# define X509V3_set_ctx_test(ctx) \
                        X509V3_set_ctx(ctx, NULL, NULL, NULL, NULL, CTX_TEST)
# define X509V3_set_ctx_nodb(ctx) (ctx)->db = NULL;

# define EXT_BITSTRING(nid, table) { nid, 0, ASN1_ITEM_ref(ASN1_BIT_STRING), \
                        0,0,0,0, \
                        0,0, \
                        (X509V3_EXT_I2V)i2v_ASN1_BIT_STRING, \
                        (X509V3_EXT_V2I)v2i_ASN1_BIT_STRING, \
                        NULL, NULL, \
                        table}

# define EXT_IA5STRING(nid) { nid, 0, ASN1_ITEM_ref(ASN1_IA5STRING), \
                        0,0,0,0, \
                        (X509V3_EXT_I2S)i2s_ASN1_IA5STRING, \
                        (X509V3_EXT_S2I)s2i_ASN1_IA5STRING, \
                        0,0,0,0, \
                        NULL}

# define EXT_END { -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}

/* X509_PURPOSE stuff */

# define EXFLAG_BCONS            0x1
# define EXFLAG_KUSAGE           0x2
# define EXFLAG_XKUSAGE          0x4
# define EXFLAG_NSCERT           0x8

# define EXFLAG_CA               0x10
/* Really self issued not necessarily self signed */
# define EXFLAG_SI               0x20
# define EXFLAG_SS               0x20
# define EXFLAG_V1               0x40
# define EXFLAG_INVALID          0x80
# define EXFLAG_SET              0x100
# define EXFLAG_CRITICAL         0x200
# define EXFLAG_PROXY            0x400

# define EXFLAG_INVALID_POLICY   0x800
# define EXFLAG_FRESHEST         0x1000

# define KU_DIGITAL_SIGNATURE    0x0080
# define KU_NON_REPUDIATION      0x0040
# define KU_KEY_ENCIPHERMENT     0x0020
# define KU_DATA_ENCIPHERMENT    0x0010
# define KU_KEY_AGREEMENT        0x0008
# define KU_KEY_CERT_SIGN        0x0004
# define KU_CRL_SIGN             0x0002
# define KU_ENCIPHER_ONLY        0x0001
# define KU_DECIPHER_ONLY        0x8000

# define NS_SSL_CLIENT           0x80
# define NS_SSL_SERVER           0x40
# define NS_SMIME                0x20
# define NS_OBJSIGN              0x10
# define NS_SSL_CA               0x04
# define NS_SMIME_CA             0x02
# define NS_OBJSIGN_CA           0x01
# define NS_ANY_CA               (NS_SSL_CA|NS_SMIME_CA|NS_OBJSIGN_CA)

# define XKU_SSL_SERVER          0x1
# define XKU_SSL_CLIENT          0x2
# define XKU_SMIME               0x4
# define XKU_CODE_SIGN           0x8
# define XKU_SGC                 0x10
# define XKU_OCSP_SIGN           0x20
# define XKU_TIMESTAMP           0x40
# define XKU_DVCS                0x80

# define X509_PURPOSE_DYNAMIC    0x1
# define X509_PURPOSE_DYNAMIC_NAME       0x2

typedef struct x509_purpose_st {
    int purpose;
    int trust;                  /* Default trust ID */
    int flags;
    int (*check_purpose) (const struct x509_purpose_st *, const X509 *, int);
    char *name;
    char *sname;
    void *usr_data;
} X509_PURPOSE;

# define X509_PURPOSE_SSL_CLIENT         1
# define X509_PURPOSE_SSL_SERVER         2
# define X509_PURPOSE_NS_SSL_SERVER      3
# define X509_PURPOSE_SMIME_SIGN         4
# define X509_PURPOSE_SMIME_ENCRYPT      5
# define X509_PURPOSE_CRL_SIGN           6
# define X509_PURPOSE_ANY                7
# define X509_PURPOSE_OCSP_HELPER        8
# define X509_PURPOSE_TIMESTAMP_SIGN     9

# define X509_PURPOSE_MIN                1
# define X509_PURPOSE_MAX                9

/* Flags for X509V3_EXT_print() */

# define X509V3_EXT_UNKNOWN_MASK         (0xfL << 16)
/* Return error for unknown extensions */
# define X509V3_EXT_DEFAULT              0
/* Print error for unknown extensions */
# define X509V3_EXT_ERROR_UNKNOWN        (1L << 16)
/* ASN1 parse unknown extensions */
# define X509V3_EXT_PARSE_UNKNOWN        (2L << 16)
/* BIO_dump unknown extensions */
# define X509V3_EXT_DUMP_UNKNOWN         (3L << 16)

/* Flags for X509V3_add1_i2d */

# define X509V3_ADD_OP_MASK              0xfL
# define X509V3_ADD_DEFAULT              0L
# define X509V3_ADD_APPEND               1L
# define X509V3_ADD_REPLACE              2L
# define X509V3_ADD_REPLACE_EXISTING     3L
# define X509V3_ADD_KEEP_EXISTING        4L
# define X509V3_ADD_DELETE               5L
# define X509V3_ADD_SILENT               0x10

DECLARE_STACK_OF(X509_PURPOSE)

DECLARE_ASN1_FUNCTIONS(BASIC_CONSTRAINTS)

DECLARE_ASN1_FUNCTIONS(SXNET)
DECLARE_ASN1_FUNCTIONS(SXNETID)

int SXNET_add_id_asc(SXNET **psx, char *zone, char *user, int userlen);
int SXNET_add_id_ulong(SXNET **psx, unsigned long lzone, char *user,
                       int userlen);
int SXNET_add_id_INTEGER(SXNET **psx, ASN1_INTEGER *izone, char *user,
                         int userlen);

ASN1_OCTET_STRING *SXNET_get_id_asc(SXNET *sx, char *zone);
ASN1_OCTET_STRING *SXNET_get_id_ulong(SXNET *sx, unsigned long lzone);
ASN1_OCTET_STRING *SXNET_get_id_INTEGER(SXNET *sx, ASN1_INTEGER *zone);

DECLARE_ASN1_FUNCTIONS(AUTHORITY_KEYID)

DECLARE_ASN1_FUNCTIONS(PKEY_USAGE_PERIOD)

DECLARE_ASN1_FUNCTIONS(GENERAL_NAME)
GENERAL_NAME *GENERAL_NAME_dup(GENERAL_NAME *a);
int GENERAL_NAME_cmp(GENERAL_NAME *a, GENERAL_NAME *b);

ASN1_BIT_STRING *v2i_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
                                     X509V3_CTX *ctx,
                                     STACK_OF(CONF_VALUE) *nval);
STACK_OF(CONF_VALUE) *i2v_ASN1_BIT_STRING(X509V3_EXT_METHOD *method,
                                          ASN1_BIT_STRING *bits,
                                          STACK_OF(CONF_VALUE) *extlist);

STACK_OF(CONF_VALUE) *i2v_GENERAL_NAME(X509V3_EXT_METHOD *method,
                                       GENERAL_NAME *gen,
                                       STACK_OF(CONF_VALUE) *ret);
int GENERAL_NAME_print(BIO *out, GENERAL_NAME *gen);

DECLARE_ASN1_FUNCTIONS(GENERAL_NAMES)

STACK_OF(CONF_VALUE) *i2v_GENERAL_NAMES(X509V3_EXT_METHOD *method,
                                        GENERAL_NAMES *gen,
                                        STACK_OF(CONF_VALUE) *extlist);
GENERAL_NAMES *v2i_GENERAL_NAMES(const X509V3_EXT_METHOD *method,
                                 X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *nval);

DECLARE_ASN1_FUNCTIONS(OTHERNAME)
DECLARE_ASN1_FUNCTIONS(EDIPARTYNAME)
int OTHERNAME_cmp(OTHERNAME *a, OTHERNAME *b);
void GENERAL_NAME_set0_value(GENERAL_NAME *a, int type, void *value);
void *GENERAL_NAME_get0_value(GENERAL_NAME *a, int *ptype);
int GENERAL_NAME_set0_othername(GENERAL_NAME *gen,
                                ASN1_OBJECT *oid, ASN1_TYPE *value);
int GENERAL_NAME_get0_otherName(GENERAL_NAME *gen,
                                ASN1_OBJECT **poid, ASN1_TYPE **pvalue);

char *i2s_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
                            ASN1_OCTET_STRING *ia5);
ASN1_OCTET_STRING *s2i_ASN1_OCTET_STRING(X509V3_EXT_METHOD *method,
                                         X509V3_CTX *ctx, char *str);

DECLARE_ASN1_FUNCTIONS(EXTENDED_KEY_USAGE)
int i2a_ACCESS_DESCRIPTION(BIO *bp, ACCESS_DESCRIPTION *a);

DECLARE_ASN1_FUNCTIONS(CERTIFICATEPOLICIES)
DECLARE_ASN1_FUNCTIONS(POLICYINFO)
DECLARE_ASN1_FUNCTIONS(POLICYQUALINFO)
DECLARE_ASN1_FUNCTIONS(USERNOTICE)
DECLARE_ASN1_FUNCTIONS(NOTICEREF)

DECLARE_ASN1_FUNCTIONS(CRL_DIST_POINTS)
DECLARE_ASN1_FUNCTIONS(DIST_POINT)
DECLARE_ASN1_FUNCTIONS(DIST_POINT_NAME)
DECLARE_ASN1_FUNCTIONS(ISSUING_DIST_POINT)

int DIST_POINT_set_dpname(DIST_POINT_NAME *dpn, X509_NAME *iname);

int NAME_CONSTRAINTS_check(X509 *x, NAME_CONSTRAINTS *nc);

DECLARE_ASN1_FUNCTIONS(ACCESS_DESCRIPTION)
DECLARE_ASN1_FUNCTIONS(AUTHORITY_INFO_ACCESS)

DECLARE_ASN1_ITEM(POLICY_MAPPING)
DECLARE_ASN1_ALLOC_FUNCTIONS(POLICY_MAPPING)
DECLARE_ASN1_ITEM(POLICY_MAPPINGS)

DECLARE_ASN1_ITEM(GENERAL_SUBTREE)
DECLARE_ASN1_ALLOC_FUNCTIONS(GENERAL_SUBTREE)

DECLARE_ASN1_ITEM(NAME_CONSTRAINTS)
DECLARE_ASN1_ALLOC_FUNCTIONS(NAME_CONSTRAINTS)

DECLARE_ASN1_ALLOC_FUNCTIONS(POLICY_CONSTRAINTS)
DECLARE_ASN1_ITEM(POLICY_CONSTRAINTS)

GENERAL_NAME *a2i_GENERAL_NAME(GENERAL_NAME *out,
                               const X509V3_EXT_METHOD *method,
                               X509V3_CTX *ctx, int gen_type, char *value,
                               int is_nc);

# ifdef HEADER_CONF_H
GENERAL_NAME *v2i_GENERAL_NAME(const X509V3_EXT_METHOD *method,
                               X509V3_CTX *ctx, CONF_VALUE *cnf);
GENERAL_NAME *v2i_GENERAL_NAME_ex(GENERAL_NAME *out,
                                  const X509V3_EXT_METHOD *method,
                                  X509V3_CTX *ctx, CONF_VALUE *cnf,
                                  int is_nc);
void X509V3_conf_free(CONF_VALUE *val);

X509_EXTENSION *X509V3_EXT_nconf_nid(CONF *conf, X509V3_CTX *ctx, int ext_nid,
                                     char *value);
X509_EXTENSION *X509V3_EXT_nconf(CONF *conf, X509V3_CTX *ctx, char *name,
                                 char *value);
int X509V3_EXT_add_nconf_sk(CONF *conf, X509V3_CTX *ctx, char *section,
                            STACK_OF(X509_EXTENSION) **sk);
int X509V3_EXT_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
                         X509 *cert);
int X509V3_EXT_REQ_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
                             X509_REQ *req);
int X509V3_EXT_CRL_add_nconf(CONF *conf, X509V3_CTX *ctx, char *section,
                             X509_CRL *crl);

X509_EXTENSION *X509V3_EXT_conf_nid(LHASH_OF(CONF_VALUE) *conf,
                                    X509V3_CTX *ctx, int ext_nid,
                                    char *value);
X509_EXTENSION *X509V3_EXT_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
                                char *name, char *value);
int X509V3_EXT_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
                        char *section, X509 *cert);
int X509V3_EXT_REQ_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
                            char *section, X509_REQ *req);
int X509V3_EXT_CRL_add_conf(LHASH_OF(CONF_VALUE) *conf, X509V3_CTX *ctx,
                            char *section, X509_CRL *crl);

int X509V3_add_value_bool_nf(char *name, int asn1_bool,
                             STACK_OF(CONF_VALUE) **extlist);
int X509V3_get_value_bool(CONF_VALUE *value, int *asn1_bool);
int X509V3_get_value_int(CONF_VALUE *value, ASN1_INTEGER **aint);
void X509V3_set_nconf(X509V3_CTX *ctx, CONF *conf);
void X509V3_set_conf_lhash(X509V3_CTX *ctx, LHASH_OF(CONF_VALUE) *lhash);
# endif

char *X509V3_get_string(X509V3_CTX *ctx, char *name, char *section);
STACK_OF(CONF_VALUE) *X509V3_get_section(X509V3_CTX *ctx, char *section);
void X509V3_string_free(X509V3_CTX *ctx, char *str);
void X509V3_section_free(X509V3_CTX *ctx, STACK_OF(CONF_VALUE) *section);
void X509V3_set_ctx(X509V3_CTX *ctx, X509 *issuer, X509 *subject,
                    X509_REQ *req, X509_CRL *crl, int flags);

int X509V3_add_value(const char *name, const char *value,
                     STACK_OF(CONF_VALUE) **extlist);
int X509V3_add_value_uchar(const char *name, const unsigned char *value,
                           STACK_OF(CONF_VALUE) **extlist);
int X509V3_add_value_bool(const char *name, int asn1_bool,
                          STACK_OF(CONF_VALUE) **extlist);
int X509V3_add_value_int(const char *name, ASN1_INTEGER *aint,
                         STACK_OF(CONF_VALUE) **extlist);
char *i2s_ASN1_INTEGER(X509V3_EXT_METHOD *meth, ASN1_INTEGER *aint);
ASN1_INTEGER *s2i_ASN1_INTEGER(X509V3_EXT_METHOD *meth, char *value);
char *i2s_ASN1_ENUMERATED(X509V3_EXT_METHOD *meth, ASN1_ENUMERATED *aint);
char *i2s_ASN1_ENUMERATED_TABLE(X509V3_EXT_METHOD *meth,
                                ASN1_ENUMERATED *aint);
int X509V3_EXT_add(X509V3_EXT_METHOD *ext);
int X509V3_EXT_add_list(X509V3_EXT_METHOD *extlist);
int X509V3_EXT_add_alias(int nid_to, int nid_from);
void X509V3_EXT_cleanup(void);

const X509V3_EXT_METHOD *X509V3_EXT_get(X509_EXTENSION *ext);
const X509V3_EXT_METHOD *X509V3_EXT_get_nid(int nid);
int X509V3_add_standard_extensions(void);
STACK_OF(CONF_VALUE) *X509V3_parse_list(const char *line);
void *X509V3_EXT_d2i(X509_EXTENSION *ext);
void *X509V3_get_d2i(STACK_OF(X509_EXTENSION) *x, int nid, int *crit,
                     int *idx);

X509_EXTENSION *X509V3_EXT_i2d(int ext_nid, int crit, void *ext_struc);
int X509V3_add1_i2d(STACK_OF(X509_EXTENSION) **x, int nid, void *value,
                    int crit, unsigned long flags);

char *hex_to_string(const unsigned char *buffer, long len);
unsigned char *string_to_hex(const char *str, long *len);
int name_cmp(const char *name, const char *cmp);

void X509V3_EXT_val_prn(BIO *out, STACK_OF(CONF_VALUE) *val, int indent,
                        int ml);
int X509V3_EXT_print(BIO *out, X509_EXTENSION *ext, unsigned long flag,
                     int indent);
int X509V3_EXT_print_fp(FILE *out, X509_EXTENSION *ext, int flag, int indent);

int X509V3_extensions_print(BIO *out, char *title,
                            STACK_OF(X509_EXTENSION) *exts,
                            unsigned long flag, int indent);

int X509_check_ca(X509 *x);
int X509_check_purpose(X509 *x, int id, int ca);
int X509_supported_extension(X509_EXTENSION *ex);
int X509_PURPOSE_set(int *p, int purpose);
int X509_check_issued(X509 *issuer, X509 *subject);
int X509_check_akid(X509 *issuer, AUTHORITY_KEYID *akid);
int X509_PURPOSE_get_count(void);
X509_PURPOSE *X509_PURPOSE_get0(int idx);
int X509_PURPOSE_get_by_sname(char *sname);
int X509_PURPOSE_get_by_id(int id);
int X509_PURPOSE_add(int id, int trust, int flags,
                     int (*ck) (const X509_PURPOSE *, const X509 *, int),
                     char *name, char *sname, void *arg);
char *X509_PURPOSE_get0_name(X509_PURPOSE *xp);
char *X509_PURPOSE_get0_sname(X509_PURPOSE *xp);
int X509_PURPOSE_get_trust(X509_PURPOSE *xp);
void X509_PURPOSE_cleanup(void);
int X509_PURPOSE_get_id(X509_PURPOSE *);

STACK_OF(OPENSSL_STRING) *X509_get1_email(X509 *x);
STACK_OF(OPENSSL_STRING) *X509_REQ_get1_email(X509_REQ *x);
void X509_email_free(STACK_OF(OPENSSL_STRING) *sk);
STACK_OF(OPENSSL_STRING) *X509_get1_ocsp(X509 *x);

ASN1_OCTET_STRING *a2i_IPADDRESS(const char *ipasc);
ASN1_OCTET_STRING *a2i_IPADDRESS_NC(const char *ipasc);
int a2i_ipadd(unsigned char *ipout, const char *ipasc);
int X509V3_NAME_from_section(X509_NAME *nm, STACK_OF(CONF_VALUE) *dn_sk,
                             unsigned long chtype);

void X509_POLICY_NODE_print(BIO *out, X509_POLICY_NODE *node, int indent);
DECLARE_STACK_OF(X509_POLICY_NODE)

# ifndef OPENSSL_NO_RFC3779

typedef struct ASRange_st {
    ASN1_INTEGER *min, *max;
} ASRange;

#  define ASIdOrRange_id          0
#  define ASIdOrRange_range       1

typedef struct ASIdOrRange_st {
    int type;
    union {
        ASN1_INTEGER *id;
        ASRange *range;
    } u;
} ASIdOrRange;

typedef STACK_OF(ASIdOrRange) ASIdOrRanges;
DECLARE_STACK_OF(ASIdOrRange)

#  define ASIdentifierChoice_inherit              0
#  define ASIdentifierChoice_asIdsOrRanges        1

typedef struct ASIdentifierChoice_st {
    int type;
    union {
        ASN1_NULL *inherit;
        ASIdOrRanges *asIdsOrRanges;
    } u;
} ASIdentifierChoice;

typedef struct ASIdentifiers_st {
    ASIdentifierChoice *asnum, *rdi;
} ASIdentifiers;

DECLARE_ASN1_FUNCTIONS(ASRange)
DECLARE_ASN1_FUNCTIONS(ASIdOrRange)
DECLARE_ASN1_FUNCTIONS(ASIdentifierChoice)
DECLARE_ASN1_FUNCTIONS(ASIdentifiers)

typedef struct IPAddressRange_st {
    ASN1_BIT_STRING *min, *max;
} IPAddressRange;

#  define IPAddressOrRange_addressPrefix  0
#  define IPAddressOrRange_addressRange   1

typedef struct IPAddressOrRange_st {
    int type;
    union {
        ASN1_BIT_STRING *addressPrefix;
        IPAddressRange *addressRange;
    } u;
} IPAddressOrRange;

typedef STACK_OF(IPAddressOrRange) IPAddressOrRanges;
DECLARE_STACK_OF(IPAddressOrRange)

#  define IPAddressChoice_inherit                 0
#  define IPAddressChoice_addressesOrRanges       1

typedef struct IPAddressChoice_st {
    int type;
    union {
        ASN1_NULL *inherit;
        IPAddressOrRanges *addressesOrRanges;
    } u;
} IPAddressChoice;

typedef struct IPAddressFamily_st {
    ASN1_OCTET_STRING *addressFamily;
    IPAddressChoice *ipAddressChoice;
} IPAddressFamily;

typedef STACK_OF(IPAddressFamily) IPAddrBlocks;
DECLARE_STACK_OF(IPAddressFamily)

DECLARE_ASN1_FUNCTIONS(IPAddressRange)
DECLARE_ASN1_FUNCTIONS(IPAddressOrRange)
DECLARE_ASN1_FUNCTIONS(IPAddressChoice)
DECLARE_ASN1_FUNCTIONS(IPAddressFamily)

/*
 * API tag for elements of the ASIdentifer SEQUENCE.
 */
#  define V3_ASID_ASNUM   0
#  define V3_ASID_RDI     1

/*
 * AFI values, assigned by IANA.  It'd be nice to make the AFI
 * handling code totally generic, but there are too many little things
 * that would need to be defined for other address families for it to
 * be worth the trouble.
 */
#  define IANA_AFI_IPV4   1
#  define IANA_AFI_IPV6   2

/*
 * Utilities to construct and extract values from RFC3779 extensions,
 * since some of the encodings (particularly for IP address prefixes
 * and ranges) are a bit tedious to work with directly.
 */
int v3_asid_add_inherit(ASIdentifiers *asid, int which);
int v3_asid_add_id_or_range(ASIdentifiers *asid, int which,
                            ASN1_INTEGER *min, ASN1_INTEGER *max);
int v3_addr_add_inherit(IPAddrBlocks *addr,
                        const unsigned afi, const unsigned *safi);
int v3_addr_add_prefix(IPAddrBlocks *addr,
                       const unsigned afi, const unsigned *safi,
                       unsigned char *a, const int prefixlen);
int v3_addr_add_range(IPAddrBlocks *addr,
                      const unsigned afi, const unsigned *safi,
                      unsigned char *min, unsigned char *max);
unsigned v3_addr_get_afi(const IPAddressFamily *f);
int v3_addr_get_range(IPAddressOrRange *aor, const unsigned afi,
                      unsigned char *min, unsigned char *max,
                      const int length);

/*
 * Canonical forms.
 */
int v3_asid_is_canonical(ASIdentifiers *asid);
int v3_addr_is_canonical(IPAddrBlocks *addr);
int v3_asid_canonize(ASIdentifiers *asid);
int v3_addr_canonize(IPAddrBlocks *addr);

/*
 * Tests for inheritance and containment.
 */
int v3_asid_inherits(ASIdentifiers *asid);
int v3_addr_inherits(IPAddrBlocks *addr);
int v3_asid_subset(ASIdentifiers *a, ASIdentifiers *b);
int v3_addr_subset(IPAddrBlocks *a, IPAddrBlocks *b);

/*
 * Check whether RFC 3779 extensions nest properly in chains.
 */
int v3_asid_validate_path(X509_STORE_CTX *);
int v3_addr_validate_path(X509_STORE_CTX *);
int v3_asid_validate_resource_set(STACK_OF(X509) *chain,
                                  ASIdentifiers *ext, int allow_inheritance);
int v3_addr_validate_resource_set(STACK_OF(X509) *chain,
                                  IPAddrBlocks *ext, int allow_inheritance);

# endif                         /* OPENSSL_NO_RFC3779 */

/* 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_X509V3_strings(void);

/* Error codes for the X509V3 functions. */

/* Function codes. */
# define X509V3_F_A2I_GENERAL_NAME                        164
# define X509V3_F_ASIDENTIFIERCHOICE_CANONIZE             161
# define X509V3_F_ASIDENTIFIERCHOICE_IS_CANONICAL         162
# define X509V3_F_COPY_EMAIL                              122
# define X509V3_F_COPY_ISSUER                             123
# define X509V3_F_DO_DIRNAME                              144
# define X509V3_F_DO_EXT_CONF                             124
# define X509V3_F_DO_EXT_I2D                              135
# define X509V3_F_DO_EXT_NCONF                            151
# define X509V3_F_DO_I2V_NAME_CONSTRAINTS                 148
# define X509V3_F_GNAMES_FROM_SECTNAME                    156
# define X509V3_F_HEX_TO_STRING                           111
# define X509V3_F_I2S_ASN1_ENUMERATED                     121
# define X509V3_F_I2S_ASN1_IA5STRING                      149
# define X509V3_F_I2S_ASN1_INTEGER                        120
# define X509V3_F_I2V_AUTHORITY_INFO_ACCESS               138
# define X509V3_F_NOTICE_SECTION                          132
# define X509V3_F_NREF_NOS                                133
# define X509V3_F_POLICY_SECTION                          131
# define X509V3_F_PROCESS_PCI_VALUE                       150
# define X509V3_F_R2I_CERTPOL                             130
# define X509V3_F_R2I_PCI                                 155
# define X509V3_F_S2I_ASN1_IA5STRING                      100
# define X509V3_F_S2I_ASN1_INTEGER                        108
# define X509V3_F_S2I_ASN1_OCTET_STRING                   112
# define X509V3_F_S2I_ASN1_SKEY_ID                        114
# define X509V3_F_S2I_SKEY_ID                             115
# define X509V3_F_SET_DIST_POINT_NAME                     158
# define X509V3_F_STRING_TO_HEX                           113
# define X509V3_F_SXNET_ADD_ID_ASC                        125
# define X509V3_F_SXNET_ADD_ID_INTEGER                    126
# define X509V3_F_SXNET_ADD_ID_ULONG                      127
# define X509V3_F_SXNET_GET_ID_ASC                        128
# define X509V3_F_SXNET_GET_ID_ULONG                      129
# define X509V3_F_V2I_ASIDENTIFIERS                       163
# define X509V3_F_V2I_ASN1_BIT_STRING                     101
# define X509V3_F_V2I_AUTHORITY_INFO_ACCESS               139
# define X509V3_F_V2I_AUTHORITY_KEYID                     119
# define X509V3_F_V2I_BASIC_CONSTRAINTS                   102
# define X509V3_F_V2I_CRLD                                134
# define X509V3_F_V2I_EXTENDED_KEY_USAGE                  103
# define X509V3_F_V2I_GENERAL_NAMES                       118
# define X509V3_F_V2I_GENERAL_NAME_EX                     117
# define X509V3_F_V2I_IDP                                 157
# define X509V3_F_V2I_IPADDRBLOCKS                        159
# define X509V3_F_V2I_ISSUER_ALT                          153
# define X509V3_F_V2I_NAME_CONSTRAINTS                    147
# define X509V3_F_V2I_POLICY_CONSTRAINTS                  146
# define X509V3_F_V2I_POLICY_MAPPINGS                     145
# define X509V3_F_V2I_SUBJECT_ALT                         154
# define X509V3_F_V3_ADDR_VALIDATE_PATH_INTERNAL          160
# define X509V3_F_V3_GENERIC_EXTENSION                    116
# define X509V3_F_X509V3_ADD1_I2D                         140
# define X509V3_F_X509V3_ADD_VALUE                        105
# define X509V3_F_X509V3_EXT_ADD                          104
# define X509V3_F_X509V3_EXT_ADD_ALIAS                    106
# define X509V3_F_X509V3_EXT_CONF                         107
# define X509V3_F_X509V3_EXT_I2D                          136
# define X509V3_F_X509V3_EXT_NCONF                        152
# define X509V3_F_X509V3_GET_SECTION                      142
# define X509V3_F_X509V3_GET_STRING                       143
# define X509V3_F_X509V3_GET_VALUE_BOOL                   110
# define X509V3_F_X509V3_PARSE_LIST                       109
# define X509V3_F_X509_PURPOSE_ADD                        137
# define X509V3_F_X509_PURPOSE_SET                        141

/* Reason codes. */
# define X509V3_R_BAD_IP_ADDRESS                          118
# define X509V3_R_BAD_OBJECT                              119
# define X509V3_R_BN_DEC2BN_ERROR                         100
# define X509V3_R_BN_TO_ASN1_INTEGER_ERROR                101
# define X509V3_R_DIRNAME_ERROR                           149
# define X509V3_R_DISTPOINT_ALREADY_SET                   160
# define X509V3_R_DUPLICATE_ZONE_ID                       133
# define X509V3_R_ERROR_CONVERTING_ZONE                   131
# define X509V3_R_ERROR_CREATING_EXTENSION                144
# define X509V3_R_ERROR_IN_EXTENSION                      128
# define X509V3_R_EXPECTED_A_SECTION_NAME                 137
# define X509V3_R_EXTENSION_EXISTS                        145
# define X509V3_R_EXTENSION_NAME_ERROR                    115
# define X509V3_R_EXTENSION_NOT_FOUND                     102
# define X509V3_R_EXTENSION_SETTING_NOT_SUPPORTED         103
# define X509V3_R_EXTENSION_VALUE_ERROR                   116
# define X509V3_R_ILLEGAL_EMPTY_EXTENSION                 151
# define X509V3_R_ILLEGAL_HEX_DIGIT                       113
# define X509V3_R_INCORRECT_POLICY_SYNTAX_TAG             152
# define X509V3_R_INVALID_MULTIPLE_RDNS                   161
# define X509V3_R_INVALID_ASNUMBER                        162
# define X509V3_R_INVALID_ASRANGE                         163
# define X509V3_R_INVALID_BOOLEAN_STRING                  104
# define X509V3_R_INVALID_EXTENSION_STRING                105
# define X509V3_R_INVALID_INHERITANCE                     165
# define X509V3_R_INVALID_IPADDRESS                       166
# define X509V3_R_INVALID_NAME                            106
# define X509V3_R_INVALID_NULL_ARGUMENT                   107
# define X509V3_R_INVALID_NULL_NAME                       108
# define X509V3_R_INVALID_NULL_VALUE                      109
# define X509V3_R_INVALID_NUMBER                          140
# define X509V3_R_INVALID_NUMBERS                         141
# define X509V3_R_INVALID_OBJECT_IDENTIFIER               110
# define X509V3_R_INVALID_OPTION                          138
# define X509V3_R_INVALID_POLICY_IDENTIFIER               134
# define X509V3_R_INVALID_PROXY_POLICY_SETTING            153
# define X509V3_R_INVALID_PURPOSE                         146
# define X509V3_R_INVALID_SAFI                            164
# define X509V3_R_INVALID_SECTION                         135
# define X509V3_R_INVALID_SYNTAX                          143
# define X509V3_R_ISSUER_DECODE_ERROR                     126
# define X509V3_R_MISSING_VALUE                           124
# define X509V3_R_NEED_ORGANIZATION_AND_NUMBERS           142
# define X509V3_R_NO_CONFIG_DATABASE                      136
# define X509V3_R_NO_ISSUER_CERTIFICATE                   121
# define X509V3_R_NO_ISSUER_DETAILS                       127
# define X509V3_R_NO_POLICY_IDENTIFIER                    139
# define X509V3_R_NO_PROXY_CERT_POLICY_LANGUAGE_DEFINED   154
# define X509V3_R_NO_PUBLIC_KEY                           114
# define X509V3_R_NO_SUBJECT_DETAILS                      125
# define X509V3_R_ODD_NUMBER_OF_DIGITS                    112
# define X509V3_R_OPERATION_NOT_DEFINED                   148
# define X509V3_R_OTHERNAME_ERROR                         147
# define X509V3_R_POLICY_LANGUAGE_ALREADY_DEFINED         155
# define X509V3_R_POLICY_PATH_LENGTH                      156
# define X509V3_R_POLICY_PATH_LENGTH_ALREADY_DEFINED      157
# define X509V3_R_POLICY_SYNTAX_NOT_CURRENTLY_SUPPORTED   158
# define X509V3_R_POLICY_WHEN_PROXY_LANGUAGE_REQUIRES_NO_POLICY 159
# define X509V3_R_SECTION_NOT_FOUND                       150
# define X509V3_R_UNABLE_TO_GET_ISSUER_DETAILS            122
# define X509V3_R_UNABLE_TO_GET_ISSUER_KEYID              123
# define X509V3_R_UNKNOWN_BIT_STRING_ARGUMENT             111
# define X509V3_R_UNKNOWN_EXTENSION                       129
# define X509V3_R_UNKNOWN_EXTENSION_NAME                  130
# define X509V3_R_UNKNOWN_OPTION                          120
# define X509V3_R_UNSUPPORTED_OPTION                      117
# define X509V3_R_UNSUPPORTED_TYPE                        167
# define X509V3_R_USER_TOO_LONG                           132

#ifdef  __cplusplus
}
#endif
#endif