forked from cory/tildefriends
Cory McWilliams
e54bd316d5
git-svn-id: https://www.unprompted.com/svn/projects/tildefriends/trunk@4645 ed5197a5-7fde-0310-b194-c3ffbd925b24
375 lines
13 KiB
C
375 lines
13 KiB
C
/*
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* Copyright 2015-2023 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_CRYPTO_X509_H
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# define OSSL_CRYPTO_X509_H
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# pragma once
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# include "internal/refcount.h"
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# include <openssl/asn1.h>
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# include <openssl/x509.h>
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# include <openssl/conf.h>
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# include "crypto/types.h"
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/* Internal X509 structures and functions: not for application use */
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/* Note: unless otherwise stated a field pointer is mandatory and should
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* never be set to NULL: the ASN.1 code and accessors rely on mandatory
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* fields never being NULL.
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*/
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/*
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* name entry structure, equivalent to AttributeTypeAndValue defined
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* in RFC5280 et al.
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*/
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struct X509_name_entry_st {
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ASN1_OBJECT *object; /* AttributeType */
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ASN1_STRING *value; /* AttributeValue */
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int set; /* index of RDNSequence for this entry */
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int size; /* temp variable */
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};
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/* Name from RFC 5280. */
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struct X509_name_st {
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STACK_OF(X509_NAME_ENTRY) *entries; /* DN components */
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int modified; /* true if 'bytes' needs to be built */
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BUF_MEM *bytes; /* cached encoding: cannot be NULL */
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/* canonical encoding used for rapid Name comparison */
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unsigned char *canon_enc;
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int canon_enclen;
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} /* X509_NAME */ ;
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/* Signature info structure */
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struct x509_sig_info_st {
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/* NID of message digest */
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int mdnid;
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/* NID of public key algorithm */
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int pknid;
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/* Security bits */
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int secbits;
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/* Various flags */
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uint32_t flags;
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};
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/* PKCS#10 certificate request */
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struct X509_req_info_st {
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ASN1_ENCODING enc; /* cached encoding of signed part */
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ASN1_INTEGER *version; /* version, defaults to v1(0) so can be NULL */
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X509_NAME *subject; /* certificate request DN */
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X509_PUBKEY *pubkey; /* public key of request */
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/*
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* Zero or more attributes.
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* NB: although attributes is a mandatory field some broken
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* encodings omit it so this may be NULL in that case.
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*/
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STACK_OF(X509_ATTRIBUTE) *attributes;
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};
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struct X509_req_st {
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X509_REQ_INFO req_info; /* signed certificate request data */
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X509_ALGOR sig_alg; /* signature algorithm */
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ASN1_BIT_STRING *signature; /* signature */
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CRYPTO_REF_COUNT references;
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CRYPTO_RWLOCK *lock;
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/* Set on live certificates for authentication purposes */
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ASN1_OCTET_STRING *distinguishing_id;
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OSSL_LIB_CTX *libctx;
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char *propq;
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};
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struct X509_crl_info_st {
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ASN1_INTEGER *version; /* version: defaults to v1(0) so may be NULL */
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X509_ALGOR sig_alg; /* signature algorithm */
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X509_NAME *issuer; /* CRL issuer name */
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ASN1_TIME *lastUpdate; /* lastUpdate field */
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ASN1_TIME *nextUpdate; /* nextUpdate field: optional */
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STACK_OF(X509_REVOKED) *revoked; /* revoked entries: optional */
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STACK_OF(X509_EXTENSION) *extensions; /* extensions: optional */
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ASN1_ENCODING enc; /* encoding of signed portion of CRL */
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};
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struct X509_crl_st {
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X509_CRL_INFO crl; /* signed CRL data */
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X509_ALGOR sig_alg; /* CRL signature algorithm */
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ASN1_BIT_STRING signature; /* CRL signature */
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CRYPTO_REF_COUNT references;
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int flags;
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/*
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* Cached copies of decoded extension values, since extensions
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* are optional any of these can be NULL.
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*/
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AUTHORITY_KEYID *akid;
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ISSUING_DIST_POINT *idp;
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/* Convenient breakdown of IDP */
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int idp_flags;
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int idp_reasons;
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/* CRL and base CRL numbers for delta processing */
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ASN1_INTEGER *crl_number;
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ASN1_INTEGER *base_crl_number;
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STACK_OF(GENERAL_NAMES) *issuers;
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/* hash of CRL */
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unsigned char sha1_hash[SHA_DIGEST_LENGTH];
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/* alternative method to handle this CRL */
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const X509_CRL_METHOD *meth;
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void *meth_data;
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CRYPTO_RWLOCK *lock;
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OSSL_LIB_CTX *libctx;
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char *propq;
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};
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struct x509_revoked_st {
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ASN1_INTEGER serialNumber; /* revoked entry serial number */
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ASN1_TIME *revocationDate; /* revocation date */
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STACK_OF(X509_EXTENSION) *extensions; /* CRL entry extensions: optional */
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/* decoded value of CRLissuer extension: set if indirect CRL */
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STACK_OF(GENERAL_NAME) *issuer;
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/* revocation reason: set to CRL_REASON_NONE if reason extension absent */
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int reason;
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/*
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* CRL entries are reordered for faster lookup of serial numbers. This
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* field contains the original load sequence for this entry.
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*/
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int sequence;
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};
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/*
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* This stuff is certificate "auxiliary info": it contains details which are
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* useful in certificate stores and databases. When used this is tagged onto
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* the end of the certificate itself. OpenSSL specific structure not defined
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* in any RFC.
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*/
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struct x509_cert_aux_st {
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STACK_OF(ASN1_OBJECT) *trust; /* trusted uses */
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STACK_OF(ASN1_OBJECT) *reject; /* rejected uses */
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ASN1_UTF8STRING *alias; /* "friendly name" */
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ASN1_OCTET_STRING *keyid; /* key id of private key */
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STACK_OF(X509_ALGOR) *other; /* other unspecified info */
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};
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struct x509_cinf_st {
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ASN1_INTEGER *version; /* [ 0 ] default of v1 */
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ASN1_INTEGER serialNumber;
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X509_ALGOR signature;
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X509_NAME *issuer;
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X509_VAL validity;
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X509_NAME *subject;
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X509_PUBKEY *key;
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ASN1_BIT_STRING *issuerUID; /* [ 1 ] optional in v2 */
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ASN1_BIT_STRING *subjectUID; /* [ 2 ] optional in v2 */
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STACK_OF(X509_EXTENSION) *extensions; /* [ 3 ] optional in v3 */
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ASN1_ENCODING enc;
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};
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struct x509_st {
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X509_CINF cert_info;
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X509_ALGOR sig_alg;
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ASN1_BIT_STRING signature;
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X509_SIG_INFO siginf;
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CRYPTO_REF_COUNT references;
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CRYPTO_EX_DATA ex_data;
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/* These contain copies of various extension values */
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long ex_pathlen;
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long ex_pcpathlen;
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uint32_t ex_flags;
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uint32_t ex_kusage;
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uint32_t ex_xkusage;
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uint32_t ex_nscert;
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ASN1_OCTET_STRING *skid;
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AUTHORITY_KEYID *akid;
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X509_POLICY_CACHE *policy_cache;
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STACK_OF(DIST_POINT) *crldp;
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STACK_OF(GENERAL_NAME) *altname;
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NAME_CONSTRAINTS *nc;
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# ifndef OPENSSL_NO_RFC3779
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STACK_OF(IPAddressFamily) *rfc3779_addr;
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struct ASIdentifiers_st *rfc3779_asid;
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# endif
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unsigned char sha1_hash[SHA_DIGEST_LENGTH];
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X509_CERT_AUX *aux;
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CRYPTO_RWLOCK *lock;
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volatile int ex_cached;
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/* Set on live certificates for authentication purposes */
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ASN1_OCTET_STRING *distinguishing_id;
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OSSL_LIB_CTX *libctx;
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char *propq;
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} /* X509 */ ;
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/*
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* This is a used when verifying cert chains. Since the gathering of the
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* cert chain can take some time (and have to be 'retried', this needs to be
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* kept and passed around.
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*/
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struct x509_store_ctx_st { /* X509_STORE_CTX */
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X509_STORE *store;
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/* The following are set by the caller */
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/* The cert to check */
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X509 *cert;
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/* chain of X509s - untrusted - passed in */
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STACK_OF(X509) *untrusted;
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/* set of CRLs passed in */
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STACK_OF(X509_CRL) *crls;
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X509_VERIFY_PARAM *param;
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/* Other info for use with get_issuer() */
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void *other_ctx;
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/* Callbacks for various operations */
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/* called to verify a certificate */
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int (*verify) (X509_STORE_CTX *ctx);
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/* error callback */
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int (*verify_cb) (int ok, X509_STORE_CTX *ctx);
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/* get issuers cert from ctx */
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int (*get_issuer) (X509 **issuer, X509_STORE_CTX *ctx, X509 *x);
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/* check issued */
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int (*check_issued) (X509_STORE_CTX *ctx, X509 *x, X509 *issuer);
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/* Check revocation status of chain */
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int (*check_revocation) (X509_STORE_CTX *ctx);
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/* retrieve CRL */
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int (*get_crl) (X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x);
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/* Check CRL validity */
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int (*check_crl) (X509_STORE_CTX *ctx, X509_CRL *crl);
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/* Check certificate against CRL */
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int (*cert_crl) (X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x);
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/* Check policy status of the chain */
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int (*check_policy) (X509_STORE_CTX *ctx);
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STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx,
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const X509_NAME *nm);
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/* cannot constify 'ctx' param due to lookup_certs_sk() in x509_vfy.c */
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STACK_OF(X509_CRL) *(*lookup_crls) (const X509_STORE_CTX *ctx,
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const X509_NAME *nm);
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int (*cleanup) (X509_STORE_CTX *ctx);
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/* The following is built up */
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/* if 0, rebuild chain */
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int valid;
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/* number of untrusted certs */
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int num_untrusted;
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/* chain of X509s - built up and trusted */
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STACK_OF(X509) *chain;
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/* Valid policy tree */
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X509_POLICY_TREE *tree;
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/* Require explicit policy value */
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int explicit_policy;
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/* When something goes wrong, this is why */
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int error_depth;
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int error;
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X509 *current_cert;
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/* cert currently being tested as valid issuer */
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X509 *current_issuer;
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/* current CRL */
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X509_CRL *current_crl;
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/* score of current CRL */
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int current_crl_score;
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/* Reason mask */
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unsigned int current_reasons;
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/* For CRL path validation: parent context */
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X509_STORE_CTX *parent;
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CRYPTO_EX_DATA ex_data;
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SSL_DANE *dane;
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/* signed via bare TA public key, rather than CA certificate */
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int bare_ta_signed;
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/* Raw Public Key */
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EVP_PKEY *rpk;
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OSSL_LIB_CTX *libctx;
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char *propq;
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};
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/* PKCS#8 private key info structure */
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struct pkcs8_priv_key_info_st {
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ASN1_INTEGER *version;
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X509_ALGOR *pkeyalg;
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ASN1_OCTET_STRING *pkey;
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STACK_OF(X509_ATTRIBUTE) *attributes;
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};
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struct X509_sig_st {
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X509_ALGOR *algor;
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ASN1_OCTET_STRING *digest;
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};
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struct x509_object_st {
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/* one of the above types */
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X509_LOOKUP_TYPE type;
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union {
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char *ptr;
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X509 *x509;
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X509_CRL *crl;
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EVP_PKEY *pkey;
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} data;
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};
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int ossl_a2i_ipadd(unsigned char *ipout, const char *ipasc);
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int ossl_x509_set1_time(int *modified, ASN1_TIME **ptm, const ASN1_TIME *tm);
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int ossl_x509_print_ex_brief(BIO *bio, X509 *cert, unsigned long neg_cflags);
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int ossl_x509v3_cache_extensions(X509 *x);
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int ossl_x509_init_sig_info(X509 *x);
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int ossl_x509_set0_libctx(X509 *x, OSSL_LIB_CTX *libctx, const char *propq);
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int ossl_x509_crl_set0_libctx(X509_CRL *x, OSSL_LIB_CTX *libctx,
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const char *propq);
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int ossl_x509_req_set0_libctx(X509_REQ *x, OSSL_LIB_CTX *libctx,
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const char *propq);
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int ossl_asn1_item_digest_ex(const ASN1_ITEM *it, const EVP_MD *type,
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void *data, unsigned char *md, unsigned int *len,
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OSSL_LIB_CTX *libctx, const char *propq);
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int ossl_x509_add_cert_new(STACK_OF(X509) **sk, X509 *cert, int flags);
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int ossl_x509_add_certs_new(STACK_OF(X509) **p_sk, STACK_OF(X509) *certs,
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int flags);
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STACK_OF(X509_ATTRIBUTE) *ossl_x509at_dup(const STACK_OF(X509_ATTRIBUTE) *x);
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int ossl_x509_PUBKEY_get0_libctx(OSSL_LIB_CTX **plibctx, const char **ppropq,
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const X509_PUBKEY *key);
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/* Calculate default key identifier according to RFC 5280 section 4.2.1.2 (1) */
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ASN1_OCTET_STRING *ossl_x509_pubkey_hash(X509_PUBKEY *pubkey);
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X509_PUBKEY *ossl_d2i_X509_PUBKEY_INTERNAL(const unsigned char **pp,
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long len, OSSL_LIB_CTX *libctx,
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const char *propq);
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void ossl_X509_PUBKEY_INTERNAL_free(X509_PUBKEY *xpub);
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RSA *ossl_d2i_RSA_PSS_PUBKEY(RSA **a, const unsigned char **pp, long length);
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int ossl_i2d_RSA_PSS_PUBKEY(const RSA *a, unsigned char **pp);
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# ifndef OPENSSL_NO_DSA
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DSA *ossl_d2i_DSA_PUBKEY(DSA **a, const unsigned char **pp, long length);
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# endif /* OPENSSL_NO_DSA */
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# ifndef OPENSSL_NO_DH
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DH *ossl_d2i_DH_PUBKEY(DH **a, const unsigned char **pp, long length);
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int ossl_i2d_DH_PUBKEY(const DH *a, unsigned char **pp);
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DH *ossl_d2i_DHx_PUBKEY(DH **a, const unsigned char **pp, long length);
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int ossl_i2d_DHx_PUBKEY(const DH *a, unsigned char **pp);
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# endif /* OPENSSL_NO_DH */
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# ifndef OPENSSL_NO_EC
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ECX_KEY *ossl_d2i_ED25519_PUBKEY(ECX_KEY **a,
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const unsigned char **pp, long length);
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int ossl_i2d_ED25519_PUBKEY(const ECX_KEY *a, unsigned char **pp);
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ECX_KEY *ossl_d2i_ED448_PUBKEY(ECX_KEY **a,
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const unsigned char **pp, long length);
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int ossl_i2d_ED448_PUBKEY(const ECX_KEY *a, unsigned char **pp);
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ECX_KEY *ossl_d2i_X25519_PUBKEY(ECX_KEY **a,
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const unsigned char **pp, long length);
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int ossl_i2d_X25519_PUBKEY(const ECX_KEY *a, unsigned char **pp);
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ECX_KEY *ossl_d2i_X448_PUBKEY(ECX_KEY **a,
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const unsigned char **pp, long length);
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int ossl_i2d_X448_PUBKEY(const ECX_KEY *a, unsigned char **pp);
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# endif /* OPENSSL_NO_EC */
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EVP_PKEY *ossl_d2i_PUBKEY_legacy(EVP_PKEY **a, const unsigned char **pp,
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long length);
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int ossl_x509_check_private_key(const EVP_PKEY *k, const EVP_PKEY *pkey);
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int x509v3_add_len_value_uchar(const char *name, const unsigned char *value,
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size_t vallen, STACK_OF(CONF_VALUE) **extlist);
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#endif /* OSSL_CRYPTO_X509_H */
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