| /* |
| * Copyright 2015-2021 The OpenSSL Project Authors. All Rights Reserved. |
| * |
| * Licensed under the Apache License 2.0 (the "License"). You may not use |
| * this file except in compliance with the License. You can obtain a copy |
| * in the file LICENSE in the source distribution or at |
| * https://www.openssl.org/source/license.html |
| */ |
| |
| #ifndef OSSL_CRYPTO_X509_H |
| # define OSSL_CRYPTO_X509_H |
| # pragma once |
| |
| # include "internal/refcount.h" |
| # include <openssl/asn1.h> |
| # include <openssl/x509.h> |
| # include <openssl/conf.h> |
| # include "crypto/types.h" |
| |
| /* Internal X509 structures and functions: not for application use */ |
| |
| /* Note: unless otherwise stated a field pointer is mandatory and should |
| * never be set to NULL: the ASN.1 code and accessors rely on mandatory |
| * fields never being NULL. |
| */ |
| |
| /* |
| * name entry structure, equivalent to AttributeTypeAndValue defined |
| * in RFC5280 et al. |
| */ |
| struct X509_name_entry_st { |
| ASN1_OBJECT *object; /* AttributeType */ |
| ASN1_STRING *value; /* AttributeValue */ |
| int set; /* index of RDNSequence for this entry */ |
| int size; /* temp variable */ |
| }; |
| |
| /* Name from RFC 5280. */ |
| struct X509_name_st { |
| STACK_OF(X509_NAME_ENTRY) *entries; /* DN components */ |
| int modified; /* true if 'bytes' needs to be built */ |
| BUF_MEM *bytes; /* cached encoding: cannot be NULL */ |
| /* canonical encoding used for rapid Name comparison */ |
| unsigned char *canon_enc; |
| int canon_enclen; |
| } /* X509_NAME */ ; |
| |
| /* Signature info structure */ |
| |
| struct x509_sig_info_st { |
| /* NID of message digest */ |
| int mdnid; |
| /* NID of public key algorithm */ |
| int pknid; |
| /* Security bits */ |
| int secbits; |
| /* Various flags */ |
| uint32_t flags; |
| }; |
| |
| /* PKCS#10 certificate request */ |
| |
| struct X509_req_info_st { |
| ASN1_ENCODING enc; /* cached encoding of signed part */ |
| ASN1_INTEGER *version; /* version, defaults to v1(0) so can be NULL */ |
| X509_NAME *subject; /* certificate request DN */ |
| X509_PUBKEY *pubkey; /* public key of request */ |
| /* |
| * Zero or more attributes. |
| * NB: although attributes is a mandatory field some broken |
| * encodings omit it so this may be NULL in that case. |
| */ |
| STACK_OF(X509_ATTRIBUTE) *attributes; |
| }; |
| |
| struct X509_req_st { |
| X509_REQ_INFO req_info; /* signed certificate request data */ |
| X509_ALGOR sig_alg; /* signature algorithm */ |
| ASN1_BIT_STRING *signature; /* signature */ |
| CRYPTO_REF_COUNT references; |
| CRYPTO_RWLOCK *lock; |
| |
| /* Set on live certificates for authentication purposes */ |
| ASN1_OCTET_STRING *distinguishing_id; |
| OSSL_LIB_CTX *libctx; |
| char *propq; |
| }; |
| |
| struct X509_crl_info_st { |
| ASN1_INTEGER *version; /* version: defaults to v1(0) so may be NULL */ |
| X509_ALGOR sig_alg; /* signature algorithm */ |
| X509_NAME *issuer; /* CRL issuer name */ |
| ASN1_TIME *lastUpdate; /* lastUpdate field */ |
| ASN1_TIME *nextUpdate; /* nextUpdate field: optional */ |
| STACK_OF(X509_REVOKED) *revoked; /* revoked entries: optional */ |
| STACK_OF(X509_EXTENSION) *extensions; /* extensions: optional */ |
| ASN1_ENCODING enc; /* encoding of signed portion of CRL */ |
| }; |
| |
| struct X509_crl_st { |
| X509_CRL_INFO crl; /* signed CRL data */ |
| X509_ALGOR sig_alg; /* CRL signature algorithm */ |
| ASN1_BIT_STRING signature; /* CRL signature */ |
| CRYPTO_REF_COUNT references; |
| int flags; |
| /* |
| * Cached copies of decoded extension values, since extensions |
| * are optional any of these can be NULL. |
| */ |
| 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; |
| STACK_OF(GENERAL_NAMES) *issuers; |
| /* hash of CRL */ |
| unsigned char sha1_hash[SHA_DIGEST_LENGTH]; |
| /* alternative method to handle this CRL */ |
| const X509_CRL_METHOD *meth; |
| void *meth_data; |
| CRYPTO_RWLOCK *lock; |
| |
| OSSL_LIB_CTX *libctx; |
| char *propq; |
| }; |
| |
| struct x509_revoked_st { |
| ASN1_INTEGER serialNumber; /* revoked entry serial number */ |
| ASN1_TIME *revocationDate; /* revocation date */ |
| STACK_OF(X509_EXTENSION) *extensions; /* CRL entry extensions: optional */ |
| /* decoded value of CRLissuer extension: set if indirect CRL */ |
| STACK_OF(GENERAL_NAME) *issuer; |
| /* revocation reason: set to CRL_REASON_NONE if reason extension absent */ |
| int reason; |
| /* |
| * CRL entries are reordered for faster lookup of serial numbers. This |
| * field contains the original load sequence for this entry. |
| */ |
| int sequence; |
| }; |
| |
| /* |
| * 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. OpenSSL specific structure not defined |
| * in any RFC. |
| */ |
| |
| 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 */ |
| }; |
| |
| 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; |
| }; |
| |
| struct x509_st { |
| X509_CINF cert_info; |
| X509_ALGOR sig_alg; |
| ASN1_BIT_STRING signature; |
| X509_SIG_INFO siginf; |
| CRYPTO_REF_COUNT references; |
| CRYPTO_EX_DATA ex_data; |
| /* These contain copies of various extension values */ |
| long ex_pathlen; |
| long ex_pcpathlen; |
| uint32_t ex_flags; |
| uint32_t ex_kusage; |
| uint32_t ex_xkusage; |
| uint32_t 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 |
| unsigned char sha1_hash[SHA_DIGEST_LENGTH]; |
| X509_CERT_AUX *aux; |
| CRYPTO_RWLOCK *lock; |
| volatile int ex_cached; |
| |
| /* Set on live certificates for authentication purposes */ |
| ASN1_OCTET_STRING *distinguishing_id; |
| |
| OSSL_LIB_CTX *libctx; |
| char *propq; |
| } /* X509 */ ; |
| |
| /* |
| * This is a used when verifying cert chains. Since the gathering of the |
| * cert chain can take some time (and have to be 'retried', this needs to be |
| * kept and passed around. |
| */ |
| struct x509_store_ctx_st { /* X509_STORE_CTX */ |
| X509_STORE *store; |
| /* The following are set by the caller */ |
| /* The cert to check */ |
| X509 *cert; |
| /* chain of X509s - untrusted - passed in */ |
| STACK_OF(X509) *untrusted; |
| /* set of CRLs passed in */ |
| STACK_OF(X509_CRL) *crls; |
| X509_VERIFY_PARAM *param; |
| /* Other info for use with get_issuer() */ |
| void *other_ctx; |
| /* Callbacks for various operations */ |
| /* called to verify a certificate */ |
| int (*verify) (X509_STORE_CTX *ctx); |
| /* error callback */ |
| int (*verify_cb) (int ok, X509_STORE_CTX *ctx); |
| /* get issuers cert from ctx */ |
| int (*get_issuer) (X509 **issuer, X509_STORE_CTX *ctx, X509 *x); |
| /* check issued */ |
| int (*check_issued) (X509_STORE_CTX *ctx, X509 *x, X509 *issuer); |
| /* Check revocation status of chain */ |
| int (*check_revocation) (X509_STORE_CTX *ctx); |
| /* retrieve CRL */ |
| int (*get_crl) (X509_STORE_CTX *ctx, X509_CRL **crl, X509 *x); |
| /* Check CRL validity */ |
| int (*check_crl) (X509_STORE_CTX *ctx, X509_CRL *crl); |
| /* Check certificate against CRL */ |
| int (*cert_crl) (X509_STORE_CTX *ctx, X509_CRL *crl, X509 *x); |
| /* Check policy status of the chain */ |
| int (*check_policy) (X509_STORE_CTX *ctx); |
| STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx, |
| const X509_NAME *nm); |
| /* cannot constify 'ctx' param due to lookup_certs_sk() in x509_vfy.c */ |
| STACK_OF(X509_CRL) *(*lookup_crls) (const X509_STORE_CTX *ctx, |
| const X509_NAME *nm); |
| int (*cleanup) (X509_STORE_CTX *ctx); |
| /* The following is built up */ |
| /* if 0, rebuild chain */ |
| int valid; |
| /* number of untrusted certs */ |
| int num_untrusted; |
| /* chain of X509s - built up and trusted */ |
| STACK_OF(X509) *chain; |
| /* Valid policy tree */ |
| X509_POLICY_TREE *tree; |
| /* Require explicit policy value */ |
| int explicit_policy; |
| /* When something goes wrong, this is why */ |
| int error_depth; |
| int error; |
| X509 *current_cert; |
| /* cert currently being tested as valid issuer */ |
| X509 *current_issuer; |
| /* current CRL */ |
| X509_CRL *current_crl; |
| /* score of current CRL */ |
| int current_crl_score; |
| /* Reason mask */ |
| unsigned int current_reasons; |
| /* For CRL path validation: parent context */ |
| X509_STORE_CTX *parent; |
| CRYPTO_EX_DATA ex_data; |
| SSL_DANE *dane; |
| /* signed via bare TA public key, rather than CA certificate */ |
| int bare_ta_signed; |
| |
| OSSL_LIB_CTX *libctx; |
| char *propq; |
| }; |
| |
| /* PKCS#8 private key info structure */ |
| |
| struct pkcs8_priv_key_info_st { |
| ASN1_INTEGER *version; |
| X509_ALGOR *pkeyalg; |
| ASN1_OCTET_STRING *pkey; |
| STACK_OF(X509_ATTRIBUTE) *attributes; |
| }; |
| |
| struct X509_sig_st { |
| X509_ALGOR *algor; |
| ASN1_OCTET_STRING *digest; |
| }; |
| |
| struct x509_object_st { |
| /* one of the above types */ |
| X509_LOOKUP_TYPE type; |
| union { |
| char *ptr; |
| X509 *x509; |
| X509_CRL *crl; |
| EVP_PKEY *pkey; |
| } data; |
| }; |
| |
| int ossl_a2i_ipadd(unsigned char *ipout, const char *ipasc); |
| int ossl_x509_set1_time(ASN1_TIME **ptm, const ASN1_TIME *tm); |
| int ossl_x509_print_ex_brief(BIO *bio, X509 *cert, unsigned long neg_cflags); |
| int ossl_x509v3_cache_extensions(X509 *x); |
| int ossl_x509_init_sig_info(X509 *x); |
| |
| int ossl_x509_set0_libctx(X509 *x, OSSL_LIB_CTX *libctx, const char *propq); |
| int ossl_x509_crl_set0_libctx(X509_CRL *x, OSSL_LIB_CTX *libctx, |
| const char *propq); |
| int ossl_x509_req_set0_libctx(X509_REQ *x, OSSL_LIB_CTX *libctx, |
| const char *propq); |
| int ossl_asn1_item_digest_ex(const ASN1_ITEM *it, const EVP_MD *type, |
| void *data, unsigned char *md, unsigned int *len, |
| OSSL_LIB_CTX *libctx, const char *propq); |
| int ossl_x509_add_cert_new(STACK_OF(X509) **sk, X509 *cert, int flags); |
| int ossl_x509_add_certs_new(STACK_OF(X509) **p_sk, STACK_OF(X509) *certs, |
| int flags); |
| |
| STACK_OF(X509_ATTRIBUTE) *ossl_x509at_dup(const STACK_OF(X509_ATTRIBUTE) *x); |
| |
| int ossl_x509_PUBKEY_get0_libctx(OSSL_LIB_CTX **plibctx, const char **ppropq, |
| const X509_PUBKEY *key); |
| /* Calculate default key identifier according to RFC 5280 section 4.2.1.2 (1) */ |
| ASN1_OCTET_STRING *ossl_x509_pubkey_hash(X509_PUBKEY *pubkey); |
| |
| X509_PUBKEY *ossl_d2i_X509_PUBKEY_INTERNAL(const unsigned char **pp, |
| long len, OSSL_LIB_CTX *libctx); |
| void ossl_X509_PUBKEY_INTERNAL_free(X509_PUBKEY *xpub); |
| |
| RSA *ossl_d2i_RSA_PSS_PUBKEY(RSA **a, const unsigned char **pp, long length); |
| int ossl_i2d_RSA_PSS_PUBKEY(const RSA *a, unsigned char **pp); |
| # ifndef OPENSSL_NO_DH |
| DH *ossl_d2i_DH_PUBKEY(DH **a, const unsigned char **pp, long length); |
| int ossl_i2d_DH_PUBKEY(const DH *a, unsigned char **pp); |
| DH *ossl_d2i_DHx_PUBKEY(DH **a, const unsigned char **pp, long length); |
| int ossl_i2d_DHx_PUBKEY(const DH *a, unsigned char **pp); |
| # endif /* OPENSSL_NO_DH */ |
| # ifndef OPENSSL_NO_EC |
| ECX_KEY *ossl_d2i_ED25519_PUBKEY(ECX_KEY **a, |
| const unsigned char **pp, long length); |
| int ossl_i2d_ED25519_PUBKEY(const ECX_KEY *a, unsigned char **pp); |
| ECX_KEY *ossl_d2i_ED448_PUBKEY(ECX_KEY **a, |
| const unsigned char **pp, long length); |
| int ossl_i2d_ED448_PUBKEY(const ECX_KEY *a, unsigned char **pp); |
| ECX_KEY *ossl_d2i_X25519_PUBKEY(ECX_KEY **a, |
| const unsigned char **pp, long length); |
| int ossl_i2d_X25519_PUBKEY(const ECX_KEY *a, unsigned char **pp); |
| ECX_KEY *ossl_d2i_X448_PUBKEY(ECX_KEY **a, |
| const unsigned char **pp, long length); |
| int ossl_i2d_X448_PUBKEY(const ECX_KEY *a, unsigned char **pp); |
| # endif /* OPENSSL_NO_EC */ |
| EVP_PKEY *ossl_d2i_PUBKEY_legacy(EVP_PKEY **a, const unsigned char **pp, |
| long length); |
| |
| int x509v3_add_len_value_uchar(const char *name, const unsigned char *value, |
| size_t vallen, STACK_OF(CONF_VALUE) **extlist); |
| #endif /* OSSL_CRYPTO_X509_H */ |