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286 lines
9.3 KiB
286 lines
9.3 KiB
/* |
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* Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
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* |
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* Licensed under the OpenSSL license (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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#include "internal/refcount.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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}; |
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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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}; |
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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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} /* 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 *ctx; |
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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, X509_NAME *nm); |
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STACK_OF(X509_CRL) *(*lookup_crls) (X509_STORE_CTX *ctx, 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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}; |
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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 a2i_ipadd(unsigned char *ipout, const char *ipasc); |
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int x509_set1_time(ASN1_TIME **ptm, const ASN1_TIME *tm); |
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void x509_init_sig_info(X509 *x);
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