JezK
Edit File: x509_vfy.py
# Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or # implied. # See the License for the specific language governing permissions and # limitations under the License. from __future__ import absolute_import, division, print_function INCLUDES = """ #include <openssl/x509_vfy.h> /* * This is part of a work-around for the difficulty cffi has in dealing with * `STACK_OF(foo)` as the name of a type. We invent a new, simpler name that * will be an alias for this type and use the alias throughout. This works * together with another opaque typedef for the same name in the TYPES section. * Note that the result is an opaque type. */ typedef STACK_OF(ASN1_OBJECT) Cryptography_STACK_OF_ASN1_OBJECT; """ TYPES = """ static const long Cryptography_HAS_102_VERIFICATION_ERROR_CODES; static const long Cryptography_HAS_102_VERIFICATION_PARAMS; static const long Cryptography_HAS_X509_V_FLAG_TRUSTED_FIRST; static const long Cryptography_HAS_X509_V_FLAG_PARTIAL_CHAIN; static const long Cryptography_HAS_100_VERIFICATION_ERROR_CODES; static const long Cryptography_HAS_100_VERIFICATION_PARAMS; static const long Cryptography_HAS_X509_V_FLAG_CHECK_SS_SIGNATURE; typedef ... Cryptography_STACK_OF_ASN1_OBJECT; typedef ... X509_STORE; typedef ... X509_STORE_CTX; typedef ... X509_VERIFY_PARAM; /* While these are defined in the source as ints, they're tagged here as longs, just in case they ever grow to large, such as what we saw with OP_ALL. */ /* Verification error codes */ static const int X509_V_OK; static const int X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT; static const int X509_V_ERR_UNABLE_TO_GET_CRL; static const int X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE; static const int X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE; static const int X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY; static const int X509_V_ERR_CERT_SIGNATURE_FAILURE; static const int X509_V_ERR_CRL_SIGNATURE_FAILURE; static const int X509_V_ERR_CERT_NOT_YET_VALID; static const int X509_V_ERR_CERT_HAS_EXPIRED; static const int X509_V_ERR_CRL_NOT_YET_VALID; static const int X509_V_ERR_CRL_HAS_EXPIRED; static const int X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD; static const int X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD; static const int X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD; static const int X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD; static const int X509_V_ERR_OUT_OF_MEM; static const int X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT; static const int X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN; static const int X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY; static const int X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE; static const int X509_V_ERR_CERT_CHAIN_TOO_LONG; static const int X509_V_ERR_CERT_REVOKED; static const int X509_V_ERR_INVALID_CA; static const int X509_V_ERR_PATH_LENGTH_EXCEEDED; static const int X509_V_ERR_INVALID_PURPOSE; static const int X509_V_ERR_CERT_UNTRUSTED; static const int X509_V_ERR_CERT_REJECTED; static const int X509_V_ERR_SUBJECT_ISSUER_MISMATCH; static const int X509_V_ERR_AKID_SKID_MISMATCH; static const int X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH; static const int X509_V_ERR_KEYUSAGE_NO_CERTSIGN; static const int X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER; static const int X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION; static const int X509_V_ERR_KEYUSAGE_NO_CRL_SIGN; static const int X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION; static const int X509_V_ERR_INVALID_NON_CA; static const int X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED; static const int X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE; static const int X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED; static const int X509_V_ERR_INVALID_EXTENSION; static const int X509_V_ERR_INVALID_POLICY_EXTENSION; static const int X509_V_ERR_NO_EXPLICIT_POLICY; static const int X509_V_ERR_DIFFERENT_CRL_SCOPE; static const int X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE; static const int X509_V_ERR_UNNESTED_RESOURCE; static const int X509_V_ERR_PERMITTED_VIOLATION; static const int X509_V_ERR_EXCLUDED_VIOLATION; static const int X509_V_ERR_SUBTREE_MINMAX; static const int X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE; static const int X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX; static const int X509_V_ERR_UNSUPPORTED_NAME_SYNTAX; static const int X509_V_ERR_CRL_PATH_VALIDATION_ERROR; static const int X509_V_ERR_SUITE_B_INVALID_VERSION; static const int X509_V_ERR_SUITE_B_INVALID_ALGORITHM; static const int X509_V_ERR_SUITE_B_INVALID_CURVE; static const int X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM; static const int X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED; static const int X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256; static const int X509_V_ERR_HOSTNAME_MISMATCH; static const int X509_V_ERR_EMAIL_MISMATCH; static const int X509_V_ERR_IP_ADDRESS_MISMATCH; static const int X509_V_ERR_APPLICATION_VERIFICATION; /* Verification parameters */ static const long X509_V_FLAG_CB_ISSUER_CHECK; static const long X509_V_FLAG_USE_CHECK_TIME; static const long X509_V_FLAG_CRL_CHECK; static const long X509_V_FLAG_CRL_CHECK_ALL; static const long X509_V_FLAG_IGNORE_CRITICAL; static const long X509_V_FLAG_X509_STRICT; static const long X509_V_FLAG_ALLOW_PROXY_CERTS; static const long X509_V_FLAG_POLICY_CHECK; static const long X509_V_FLAG_EXPLICIT_POLICY; static const long X509_V_FLAG_INHIBIT_ANY; static const long X509_V_FLAG_INHIBIT_MAP; static const long X509_V_FLAG_NOTIFY_POLICY; static const long X509_V_FLAG_EXTENDED_CRL_SUPPORT; static const long X509_V_FLAG_USE_DELTAS; static const long X509_V_FLAG_CHECK_SS_SIGNATURE; static const long X509_V_FLAG_TRUSTED_FIRST; static const long X509_V_FLAG_SUITEB_128_LOS_ONLY; static const long X509_V_FLAG_SUITEB_192_LOS; static const long X509_V_FLAG_SUITEB_128_LOS; static const long X509_V_FLAG_PARTIAL_CHAIN; """ FUNCTIONS = """ int X509_verify_cert(X509_STORE_CTX *); /* X509_STORE */ X509_STORE *X509_STORE_new(void); void X509_STORE_free(X509_STORE *); int X509_STORE_add_cert(X509_STORE *, X509 *); /* X509_STORE_CTX */ X509_STORE_CTX *X509_STORE_CTX_new(void); void X509_STORE_CTX_cleanup(X509_STORE_CTX *); void X509_STORE_CTX_free(X509_STORE_CTX *); int X509_STORE_CTX_init(X509_STORE_CTX *, X509_STORE *, X509 *, Cryptography_STACK_OF_X509 *); void X509_STORE_CTX_trusted_stack(X509_STORE_CTX *, Cryptography_STACK_OF_X509 *); void X509_STORE_CTX_set_cert(X509_STORE_CTX *, X509 *); void X509_STORE_CTX_set_chain(X509_STORE_CTX *,Cryptography_STACK_OF_X509 *); X509_VERIFY_PARAM *X509_STORE_CTX_get0_param(X509_STORE_CTX *); void X509_STORE_CTX_set0_param(X509_STORE_CTX *, X509_VERIFY_PARAM *); int X509_STORE_CTX_set_default(X509_STORE_CTX *, const char *); void X509_STORE_CTX_set_verify_cb(X509_STORE_CTX *, int (*)(int, X509_STORE_CTX *)); Cryptography_STACK_OF_X509 *X509_STORE_CTX_get_chain(X509_STORE_CTX *); Cryptography_STACK_OF_X509 *X509_STORE_CTX_get1_chain(X509_STORE_CTX *); int X509_STORE_CTX_get_error(X509_STORE_CTX *); void X509_STORE_CTX_set_error(X509_STORE_CTX *, int); int X509_STORE_CTX_get_error_depth(X509_STORE_CTX *); X509 *X509_STORE_CTX_get_current_cert(X509_STORE_CTX *); int X509_STORE_CTX_set_ex_data(X509_STORE_CTX *, int, void *); void *X509_STORE_CTX_get_ex_data(X509_STORE_CTX *, int); /* X509_VERIFY_PARAM */ X509_VERIFY_PARAM *X509_VERIFY_PARAM_new(void); int X509_VERIFY_PARAM_set_flags(X509_VERIFY_PARAM *, unsigned long); int X509_VERIFY_PARAM_clear_flags(X509_VERIFY_PARAM *, unsigned long); unsigned long X509_VERIFY_PARAM_get_flags(X509_VERIFY_PARAM *); int X509_VERIFY_PARAM_set_purpose(X509_VERIFY_PARAM *, int); int X509_VERIFY_PARAM_set_trust(X509_VERIFY_PARAM *, int); void X509_VERIFY_PARAM_set_time(X509_VERIFY_PARAM *, time_t); int X509_VERIFY_PARAM_add0_policy(X509_VERIFY_PARAM *, ASN1_OBJECT *); int X509_VERIFY_PARAM_set1_policies(X509_VERIFY_PARAM *, Cryptography_STACK_OF_ASN1_OBJECT *); void X509_VERIFY_PARAM_set_depth(X509_VERIFY_PARAM *, int); int X509_VERIFY_PARAM_get_depth(const X509_VERIFY_PARAM *); """ MACROS = """ /* X509_STORE_CTX */ void X509_STORE_CTX_set0_crls(X509_STORE_CTX *, Cryptography_STACK_OF_X509_CRL *); /* X509_VERIFY_PARAM */ int X509_VERIFY_PARAM_set1_host(X509_VERIFY_PARAM *, const char *, size_t); void X509_VERIFY_PARAM_set_hostflags(X509_VERIFY_PARAM *, unsigned int); int X509_VERIFY_PARAM_set1_email(X509_VERIFY_PARAM *, const char *, size_t); int X509_VERIFY_PARAM_set1_ip(X509_VERIFY_PARAM *, const unsigned char *, size_t); int X509_VERIFY_PARAM_set1_ip_asc(X509_VERIFY_PARAM *, const char *); """ CUSTOMIZATIONS = """ /* OpenSSL 1.0.2+ verification error codes */ #if OPENSSL_VERSION_NUMBER >= 0x10002000L static const long Cryptography_HAS_102_VERIFICATION_ERROR_CODES = 1; #else static const long Cryptography_HAS_102_VERIFICATION_ERROR_CODES = 0; static const long X509_V_ERR_SUITE_B_INVALID_VERSION = 0; static const long X509_V_ERR_SUITE_B_INVALID_ALGORITHM = 0; static const long X509_V_ERR_SUITE_B_INVALID_CURVE = 0; static const long X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM = 0; static const long X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED = 0; static const long X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256 = 0; static const long X509_V_ERR_HOSTNAME_MISMATCH = 0; static const long X509_V_ERR_EMAIL_MISMATCH = 0; static const long X509_V_ERR_IP_ADDRESS_MISMATCH = 0; #endif /* OpenSSL 1.0.2+ verification parameters */ #if OPENSSL_VERSION_NUMBER >= 0x10002000L static const long Cryptography_HAS_102_VERIFICATION_PARAMS = 1; #else static const long Cryptography_HAS_102_VERIFICATION_PARAMS = 0; /* X509_V_FLAG_TRUSTED_FIRST is also new in 1.0.2+, but it is added separately below because it shows up in some earlier 3rd party OpenSSL packages. */ static const long X509_V_FLAG_SUITEB_128_LOS_ONLY = 0; static const long X509_V_FLAG_SUITEB_192_LOS = 0; static const long X509_V_FLAG_SUITEB_128_LOS = 0; int (*X509_VERIFY_PARAM_set1_host)(X509_VERIFY_PARAM *, const char *, size_t) = NULL; int (*X509_VERIFY_PARAM_set1_email)(X509_VERIFY_PARAM *, const char *, size_t) = NULL; int (*X509_VERIFY_PARAM_set1_ip)(X509_VERIFY_PARAM *, const unsigned char *, size_t) = NULL; int (*X509_VERIFY_PARAM_set1_ip_asc)(X509_VERIFY_PARAM *, const char *) = NULL; void (*X509_VERIFY_PARAM_set_hostflags)(X509_VERIFY_PARAM *, unsigned int) = NULL; #endif /* OpenSSL 1.0.2+ or Solaris's backport */ #ifdef X509_V_FLAG_PARTIAL_CHAIN static const long Cryptography_HAS_X509_V_FLAG_PARTIAL_CHAIN = 1; #else static const long Cryptography_HAS_X509_V_FLAG_PARTIAL_CHAIN = 0; static const long X509_V_FLAG_PARTIAL_CHAIN = 0; #endif /* OpenSSL 1.0.2+, *or* Fedora 20's flavor of OpenSSL 1.0.1e... */ #ifdef X509_V_FLAG_TRUSTED_FIRST static const long Cryptography_HAS_X509_V_FLAG_TRUSTED_FIRST = 1; #else static const long Cryptography_HAS_X509_V_FLAG_TRUSTED_FIRST = 0; static const long X509_V_FLAG_TRUSTED_FIRST = 0; #endif /* OpenSSL 1.0.0+ verification error codes */ #if OPENSSL_VERSION_NUMBER >= 0x10000000L static const long Cryptography_HAS_100_VERIFICATION_ERROR_CODES = 1; #else static const long Cryptography_HAS_100_VERIFICATION_ERROR_CODES = 0; static const long X509_V_ERR_DIFFERENT_CRL_SCOPE = 0; static const long X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE = 0; static const long X509_V_ERR_PERMITTED_VIOLATION = 0; static const long X509_V_ERR_EXCLUDED_VIOLATION = 0; static const long X509_V_ERR_SUBTREE_MINMAX = 0; static const long X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE = 0; static const long X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX = 0; static const long X509_V_ERR_UNSUPPORTED_NAME_SYNTAX = 0; static const long X509_V_ERR_CRL_PATH_VALIDATION_ERROR = 0; #endif /* OpenSSL 1.0.0+ verification parameters */ #if OPENSSL_VERSION_NUMBER >= 0x10000000L static const long Cryptography_HAS_100_VERIFICATION_PARAMS = 1; #else static const long Cryptography_HAS_100_VERIFICATION_PARAMS = 0; static const long X509_V_FLAG_EXTENDED_CRL_SUPPORT = 0; static const long X509_V_FLAG_USE_DELTAS = 0; #endif /* OpenSSL 0.9.8recent+ */ #ifdef X509_V_FLAG_CHECK_SS_SIGNATURE static const long Cryptography_HAS_X509_V_FLAG_CHECK_SS_SIGNATURE = 1; #else static const long Cryptography_HAS_X509_V_FLAG_CHECK_SS_SIGNATURE = 0; static const long X509_V_FLAG_CHECK_SS_SIGNATURE = 0; #endif """ CONDITIONAL_NAMES = { "Cryptography_HAS_102_VERIFICATION_ERROR_CODES": [ 'X509_V_ERR_SUITE_B_INVALID_VERSION', 'X509_V_ERR_SUITE_B_INVALID_ALGORITHM', 'X509_V_ERR_SUITE_B_INVALID_CURVE', 'X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM', 'X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED', 'X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256', 'X509_V_ERR_HOSTNAME_MISMATCH', 'X509_V_ERR_EMAIL_MISMATCH', 'X509_V_ERR_IP_ADDRESS_MISMATCH' ], "Cryptography_HAS_102_VERIFICATION_PARAMS": [ "X509_V_FLAG_SUITEB_128_LOS_ONLY", "X509_V_FLAG_SUITEB_192_LOS", "X509_V_FLAG_SUITEB_128_LOS", "X509_VERIFY_PARAM_set1_host", "X509_VERIFY_PARAM_set1_email", "X509_VERIFY_PARAM_set1_ip", "X509_VERIFY_PARAM_set1_ip_asc", "X509_VERIFY_PARAM_set_hostflags", ], "Cryptography_HAS_X509_V_FLAG_TRUSTED_FIRST": [ "X509_V_FLAG_TRUSTED_FIRST", ], "Cryptography_HAS_X509_V_FLAG_PARTIAL_CHAIN": [ "X509_V_FLAG_PARTIAL_CHAIN", ], "Cryptography_HAS_100_VERIFICATION_ERROR_CODES": [ 'X509_V_ERR_DIFFERENT_CRL_SCOPE', 'X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE', 'X509_V_ERR_UNNESTED_RESOURCE', 'X509_V_ERR_PERMITTED_VIOLATION', 'X509_V_ERR_EXCLUDED_VIOLATION', 'X509_V_ERR_SUBTREE_MINMAX', 'X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE', 'X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX', 'X509_V_ERR_UNSUPPORTED_NAME_SYNTAX', 'X509_V_ERR_CRL_PATH_VALIDATION_ERROR', ], "Cryptography_HAS_100_VERIFICATION_PARAMS": [ "Cryptography_HAS_100_VERIFICATION_PARAMS", "X509_V_FLAG_EXTENDED_CRL_SUPPORT", "X509_V_FLAG_USE_DELTAS", ], "Cryptography_HAS_X509_V_FLAG_CHECK_SS_SIGNATURE": [ "X509_V_FLAG_CHECK_SS_SIGNATURE", ] }