-/* crypto/x509/x509_vfy.h */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* [including the GNU Public Licence.]
*/
-#ifndef HEADER_X509_H
-# include <openssl/x509.h>
-/*
- * openssl/x509.h ends up #include-ing this file at about the only
- * appropriate moment.
- */
-#endif
-
#ifndef HEADER_X509_VFY_H
# define HEADER_X509_VFY_H
+/*
+ * Protect against recursion, x509.h and x509_vfy.h each include the other.
+ */
+# ifndef HEADER_X509_H
+# include <openssl/x509.h>
+# endif
+
# include <openssl/opensslconf.h>
# include <openssl/lhash.h>
# include <openssl/bio.h>
extern "C" {
#endif
-typedef struct x509_file_st {
- int num_paths; /* number of paths to files or directories */
- int num_alloced;
- char **paths; /* the list of paths or directories */
- int *path_type;
-} X509_CERT_FILE_CTX;
-
-/*******************************/
/*-
SSL_CTX -> X509_STORE
-> X509_LOOKUP
X509_LU_FAIL, X509_LU_X509, X509_LU_CRL
} X509_LOOKUP_TYPE;
-typedef 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;
-} X509_OBJECT;
-
-typedef struct x509_lookup_st X509_LOOKUP;
-
-DECLARE_STACK_OF(X509_LOOKUP)
-DECLARE_STACK_OF(X509_OBJECT)
-
-/* This is a static that defines the function interface */
-typedef struct x509_lookup_method_st {
- const char *name;
- int (*new_item) (X509_LOOKUP *ctx);
- void (*free) (X509_LOOKUP *ctx);
- int (*init) (X509_LOOKUP *ctx);
- int (*shutdown) (X509_LOOKUP *ctx);
- int (*ctrl) (X509_LOOKUP *ctx, int cmd, const char *argc, long argl,
- char **ret);
- int (*get_by_subject) (X509_LOOKUP *ctx, int type, X509_NAME *name,
- X509_OBJECT *ret);
- int (*get_by_issuer_serial) (X509_LOOKUP *ctx, int type, X509_NAME *name,
- ASN1_INTEGER *serial, X509_OBJECT *ret);
- int (*get_by_fingerprint) (X509_LOOKUP *ctx, int type,
- unsigned char *bytes, int len,
- X509_OBJECT *ret);
- int (*get_by_alias) (X509_LOOKUP *ctx, int type, char *str, int len,
- X509_OBJECT *ret);
-} X509_LOOKUP_METHOD;
-
-typedef struct X509_VERIFY_PARAM_ID_st X509_VERIFY_PARAM_ID;
-typedef struct X509_VERIFY_PARAM_st X509_VERIFY_PARAM;
-DECLARE_STACK_OF(X509_VERIFY_PARAM)
-
-/*
- * This is used to hold everything. It is used for all certificate
- * validation. Once we have a certificate chain, the 'verify' function is
- * then called to actually check the cert chain.
- */
-struct x509_store_st {
- /* The following is a cache of trusted certs */
- int cache; /* if true, stash any hits */
- STACK_OF(X509_OBJECT) *objs; /* Cache of all objects */
- /* These are external lookup methods */
- STACK_OF(X509_LOOKUP) *get_cert_methods;
- X509_VERIFY_PARAM *param;
- /* 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);
- STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx, X509_NAME *nm);
- STACK_OF(X509_CRL) *(*lookup_crls) (X509_STORE_CTX *ctx, X509_NAME *nm);
- int (*cleanup) (X509_STORE_CTX *ctx);
- CRYPTO_EX_DATA ex_data;
- int references;
-} /* X509_STORE */ ;
+DEFINE_STACK_OF(X509_LOOKUP)
+DEFINE_STACK_OF(X509_OBJECT)
+DEFINE_STACK_OF(X509_VERIFY_PARAM)
int X509_STORE_set_depth(X509_STORE *store, int depth);
# define X509_STORE_set_verify_cb_func(ctx,func) ((ctx)->verify_cb=(func))
# define X509_STORE_set_verify_func(ctx,func) ((ctx)->verify=(func))
-/* This is the functions plus an instance of the local variables. */
-struct x509_lookup_st {
- int init; /* have we been started */
- int skip; /* don't use us. */
- X509_LOOKUP_METHOD *method; /* the functions */
- char *method_data; /* method data */
- X509_STORE *store_ctx; /* who owns us */
-} /* X509_LOOKUP */ ;
-
-/*
- * 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 *ctx;
- /* used when looking up certs */
- int current_method;
- /* 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);
- int (*check_policy) (X509_STORE_CTX *ctx);
- STACK_OF(X509) *(*lookup_certs) (X509_STORE_CTX *ctx, X509_NAME *nm);
- STACK_OF(X509_CRL) *(*lookup_crls) (X509_STORE_CTX *ctx, X509_NAME *nm);
- int (*cleanup) (X509_STORE_CTX *ctx);
- /* The following is built up */
- /* if 0, rebuild chain */
- int valid;
- /* index of last untrusted cert */
- int last_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;
-} /* X509_STORE_CTX */ ;
-
void X509_STORE_CTX_set_depth(X509_STORE_CTX *ctx, int depth);
# define X509_STORE_CTX_set_app_data(ctx,data) \
X509_LOOKUP_ctrl((x),X509_L_ADD_DIR,(name),(long)(type),NULL)
# define X509_V_OK 0
-/* illegal error (for uninitialized values, to avoid X509_V_OK): 1 */
-
+# define X509_V_ERR_UNSPECIFIED 1
# define X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT 2
# define X509_V_ERR_UNABLE_TO_GET_CRL 3
# define X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE 4
# define X509_V_ERR_AKID_SKID_MISMATCH 30
# define X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH 31
# define X509_V_ERR_KEYUSAGE_NO_CERTSIGN 32
-
# define X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER 33
# define X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION 34
# define X509_V_ERR_KEYUSAGE_NO_CRL_SIGN 35
# define X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED 38
# define X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE 39
# define X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED 40
-
# define X509_V_ERR_INVALID_EXTENSION 41
# define X509_V_ERR_INVALID_POLICY_EXTENSION 42
# define X509_V_ERR_NO_EXPLICIT_POLICY 43
# define X509_V_ERR_DIFFERENT_CRL_SCOPE 44
# define X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE 45
-
# define X509_V_ERR_UNNESTED_RESOURCE 46
-
# define X509_V_ERR_PERMITTED_VIOLATION 47
# define X509_V_ERR_EXCLUDED_VIOLATION 48
# define X509_V_ERR_SUBTREE_MINMAX 49
+/* The application is not happy */
+# define X509_V_ERR_APPLICATION_VERIFICATION 50
# define X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE 51
# define X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX 52
# define X509_V_ERR_UNSUPPORTED_NAME_SYNTAX 53
# define X509_V_ERR_HOSTNAME_MISMATCH 62
# define X509_V_ERR_EMAIL_MISMATCH 63
# define X509_V_ERR_IP_ADDRESS_MISMATCH 64
-
-/* The application is not happy */
-# define X509_V_ERR_APPLICATION_VERIFICATION 50
+/* DANE TLSA errors */
+# define X509_V_ERR_DANE_NO_MATCH 65
+/* security level errors */
+# define X509_V_ERR_EE_KEY_TOO_SMALL 66
+# define X509_V_ERR_CA_KEY_TOO_SMALL 67
+# define X509_V_ERR_CA_MD_TOO_WEAK 68
/* Certificate verify flags */
-/* Send issuer+subject checks to verify_cb */
-# define X509_V_FLAG_CB_ISSUER_CHECK 0x1
+# if OPENSSL_API_COMPAT < 0x10100000L
+# define X509_V_FLAG_CB_ISSUER_CHECK 0x0 /* Deprecated */
+# endif
/* Use check time instead of current time */
# define X509_V_FLAG_USE_CHECK_TIME 0x2
/* Lookup CRLs */
* will force the behaviour to match that of previous versions.
*/
# define X509_V_FLAG_NO_ALT_CHAINS 0x100000
+/* Do not check certificate/CRL validity against current time */
+# define X509_V_FLAG_NO_CHECK_TIME 0x200000
# define X509_VP_FLAG_DEFAULT 0x1
# define X509_VP_FLAG_OVERWRITE 0x2
X509_OBJECT *X509_OBJECT_retrieve_match(STACK_OF(X509_OBJECT) *h,
X509_OBJECT *x);
void X509_OBJECT_up_ref_count(X509_OBJECT *a);
+void X509_OBJECT_free(X509_OBJECT *a);
+X509 *X509_OBJECT_get0_X509(X509_OBJECT *a);
void X509_OBJECT_free_contents(X509_OBJECT *a);
X509_STORE *X509_STORE_new(void);
void X509_STORE_free(X509_STORE *v);
+int X509_STORE_up_ref(X509_STORE *v);
STACK_OF(X509) *X509_STORE_get1_certs(X509_STORE_CTX *st, X509_NAME *nm);
STACK_OF(X509_CRL) *X509_STORE_get1_crls(X509_STORE_CTX *st, X509_NAME *nm);
void X509_STORE_CTX_free(X509_STORE_CTX *ctx);
int X509_STORE_CTX_init(X509_STORE_CTX *ctx, X509_STORE *store,
X509 *x509, STACK_OF(X509) *chain);
-void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
+void X509_STORE_CTX_set0_trusted_stack(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
void X509_STORE_CTX_cleanup(X509_STORE_CTX *ctx);
X509_STORE *X509_STORE_CTX_get0_store(X509_STORE_CTX *ctx);
+X509 *X509_STORE_CTX_get0_cert(X509_STORE_CTX *ctx);
+STACK_OF(X509)* X509_STORE_CTX_get0_untrusted(X509_STORE_CTX *ctx);
+void X509_STORE_CTX_set0_untrusted(X509_STORE_CTX *ctx, STACK_OF(X509) *sk);
+typedef int (*X509_STORE_CTX_verify_cb)(int, X509_STORE_CTX *);
+typedef int (*X509_STORE_CTX_verify)(X509_STORE_CTX *);
+void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *ctx,
+ X509_STORE_CTX_verify_cb verify);
+X509_STORE_CTX_verify_cb X509_STORE_CTX_get_verify_cb(X509_STORE_CTX *ctx);
+void X509_STORE_CTX_set_verify(X509_STORE_CTX *ctx,
+ X509_STORE_CTX_verify verify);
+X509_STORE_CTX_verify X509_STORE_CTX_get_verify(X509_STORE_CTX *ctx);
+
+#if OPENSSL_API_COMPAT < 0x10100000L
+# define X509_STORE_CTX_get_chain X509_STORE_CTX_get0_chain
+# define X509_STORE_CTX_set_chain X509_STORE_CTX_set0_untrusted
+# define X509_STORE_CTX_trusted_stack X509_STORE_CTX_set0_trusted_stack
+#endif
X509_LOOKUP *X509_STORE_add_lookup(X509_STORE *v, X509_LOOKUP_METHOD *m);
-
X509_LOOKUP_METHOD *X509_LOOKUP_hash_dir(void);
X509_LOOKUP_METHOD *X509_LOOKUP_file(void);
int X509_STORE_get_by_subject(X509_STORE_CTX *vs, int type, X509_NAME *name,
X509_OBJECT *ret);
+X509_OBJECT *X509_STORE_get_X509_by_subject(X509_STORE_CTX *vs, int type,
+ X509_NAME *name);
int X509_LOOKUP_ctrl(X509_LOOKUP *ctx, int cmd, const char *argc,
long argl, char **ret);
-# ifndef OPENSSL_NO_STDIO
int X509_load_cert_file(X509_LOOKUP *ctx, const char *file, int type);
int X509_load_crl_file(X509_LOOKUP *ctx, const char *file, int type);
int X509_load_cert_crl_file(X509_LOOKUP *ctx, const char *file, int type);
-# endif
X509_LOOKUP *X509_LOOKUP_new(X509_LOOKUP_METHOD *method);
void X509_LOOKUP_free(X509_LOOKUP *ctx);
X509_OBJECT *ret);
int X509_LOOKUP_shutdown(X509_LOOKUP *ctx);
-# ifndef OPENSSL_NO_STDIO
int X509_STORE_load_locations(X509_STORE *ctx,
const char *file, const char *dir);
int X509_STORE_set_default_paths(X509_STORE *ctx);
-# endif
-int X509_STORE_CTX_get_ex_new_index(long argl, void *argp,
- CRYPTO_EX_new *new_func,
- CRYPTO_EX_dup *dup_func,
- CRYPTO_EX_free *free_func);
+#define X509_STORE_CTX_get_ex_new_index(l, p, newf, dupf, freef) \
+ CRYPTO_get_ex_new_index(CRYPTO_EX_INDEX_X509_STORE_CTX, l, p, newf, dupf, freef)
int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *ctx, int idx, void *data);
void *X509_STORE_CTX_get_ex_data(X509_STORE_CTX *ctx, int idx);
int X509_STORE_CTX_get_error(X509_STORE_CTX *ctx);
X509 *X509_STORE_CTX_get0_current_issuer(X509_STORE_CTX *ctx);
X509_CRL *X509_STORE_CTX_get0_current_crl(X509_STORE_CTX *ctx);
X509_STORE_CTX *X509_STORE_CTX_get0_parent_ctx(X509_STORE_CTX *ctx);
-STACK_OF(X509) *X509_STORE_CTX_get_chain(X509_STORE_CTX *ctx);
+STACK_OF(X509) *X509_STORE_CTX_get0_chain(X509_STORE_CTX *ctx);
STACK_OF(X509) *X509_STORE_CTX_get1_chain(X509_STORE_CTX *ctx);
void X509_STORE_CTX_set_cert(X509_STORE_CTX *c, X509 *x);
-void X509_STORE_CTX_set_chain(X509_STORE_CTX *c, STACK_OF(X509) *sk);
+void X509_STORE_CTX_set0_verified_chain(X509_STORE_CTX *c, STACK_OF(X509) *sk);
void X509_STORE_CTX_set0_crls(X509_STORE_CTX *c, STACK_OF(X509_CRL) *sk);
int X509_STORE_CTX_set_purpose(X509_STORE_CTX *ctx, int purpose);
int X509_STORE_CTX_set_trust(X509_STORE_CTX *ctx, int trust);
X509_POLICY_TREE *X509_STORE_CTX_get0_policy_tree(X509_STORE_CTX *ctx);
int X509_STORE_CTX_get_explicit_policy(X509_STORE_CTX *ctx);
+int X509_STORE_CTX_get_num_untrusted(X509_STORE_CTX *ctx);
X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *ctx);
void X509_STORE_CTX_set0_param(X509_STORE_CTX *ctx, X509_VERIFY_PARAM *param);
int X509_STORE_CTX_set_default(X509_STORE_CTX *ctx, const char *name);
+/*
+ * Bridge opacity barrier between libcrypt and libssl, also needed to support
+ * offline testing in test/danetest.c
+ */
+void X509_STORE_CTX_set0_dane(X509_STORE_CTX *ctx, SSL_DANE *dane);
+
/* X509_VERIFY_PARAM functions */
X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void);
int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *param, int purpose);
int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *param, int trust);
void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *param, int depth);
+void X509_VERIFY_PARAM_set_auth_level(X509_VERIFY_PARAM *param, int auth_level);
void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *param, time_t t);
int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *param,
ASN1_OBJECT *policy);
void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *param,
unsigned int flags);
char *X509_VERIFY_PARAM_get0_peername(X509_VERIFY_PARAM *);
+void X509_VERIFY_PARAM_move_peername(X509_VERIFY_PARAM *, X509_VERIFY_PARAM *);
int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *param,
const char *email, size_t emaillen);
int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *param,
const char *ipasc);
int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *param);
+int X509_VERIFY_PARAM_get_auth_level(const X509_VERIFY_PARAM *param);
const char *X509_VERIFY_PARAM_get0_name(const X509_VERIFY_PARAM *param);
int X509_VERIFY_PARAM_add0_table(X509_VERIFY_PARAM *param);
const X509_VERIFY_PARAM *X509_VERIFY_PARAM_lookup(const char *name);
void X509_VERIFY_PARAM_table_cleanup(void);
+/* Non positive return values are errors */
+#define X509_PCY_TREE_FAILURE -2 /* Failure to satisfy explicit policy */
+#define X509_PCY_TREE_INVALID -1 /* Inconsistent or invalid extensions */
+#define X509_PCY_TREE_INTERNAL 0 /* Internal error, most likely malloc */
+
+/*
+ * Positive return values form a bit mask, all but the first are internal to
+ * the library and don't appear in results from X509_policy_check().
+ */
+#define X509_PCY_TREE_VALID 1 /* The policy tree is valid */
+#define X509_PCY_TREE_EMPTY 2 /* The policy tree is empty */
+#define X509_PCY_TREE_EXPLICIT 4 /* Explicit policy required */
+
int X509_policy_check(X509_POLICY_TREE **ptree, int *pexplicit_policy,
STACK_OF(X509) *certs,
STACK_OF(ASN1_OBJECT) *policy_oids, unsigned int flags);