[331] | 1 | /*
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| 2 | * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #include <stdio.h>
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| 11 | #include <time.h>
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| 12 | #include <errno.h>
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| 13 |
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| 14 | #include "internal/cryptlib.h"
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| 15 | #include <openssl/lhash.h>
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| 16 | #include <openssl/buffer.h>
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| 17 | #include <openssl/evp.h>
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| 18 | #include <openssl/asn1.h>
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| 19 | #include <openssl/x509.h>
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| 20 | #include <openssl/objects.h>
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| 21 |
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| 22 | const char *X509_verify_cert_error_string(long n)
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| 23 | {
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| 24 | switch ((int)n) {
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| 25 | case X509_V_OK:
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| 26 | return ("ok");
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| 27 | case X509_V_ERR_UNSPECIFIED:
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| 28 | return ("unspecified certificate verification error");
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| 29 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
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| 30 | return ("unable to get issuer certificate");
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| 31 | case X509_V_ERR_UNABLE_TO_GET_CRL:
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| 32 | return ("unable to get certificate CRL");
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| 33 | case X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE:
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| 34 | return ("unable to decrypt certificate's signature");
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| 35 | case X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE:
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| 36 | return ("unable to decrypt CRL's signature");
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| 37 | case X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY:
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| 38 | return ("unable to decode issuer public key");
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| 39 | case X509_V_ERR_CERT_SIGNATURE_FAILURE:
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| 40 | return ("certificate signature failure");
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| 41 | case X509_V_ERR_CRL_SIGNATURE_FAILURE:
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| 42 | return ("CRL signature failure");
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| 43 | case X509_V_ERR_CERT_NOT_YET_VALID:
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| 44 | return ("certificate is not yet valid");
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| 45 | case X509_V_ERR_CERT_HAS_EXPIRED:
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| 46 | return ("certificate has expired");
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| 47 | case X509_V_ERR_CRL_NOT_YET_VALID:
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| 48 | return ("CRL is not yet valid");
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| 49 | case X509_V_ERR_CRL_HAS_EXPIRED:
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| 50 | return ("CRL has expired");
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| 51 | case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
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| 52 | return ("format error in certificate's notBefore field");
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| 53 | case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
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| 54 | return ("format error in certificate's notAfter field");
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| 55 | case X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD:
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| 56 | return ("format error in CRL's lastUpdate field");
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| 57 | case X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD:
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| 58 | return ("format error in CRL's nextUpdate field");
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| 59 | case X509_V_ERR_OUT_OF_MEM:
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| 60 | return ("out of memory");
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| 61 | case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
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| 62 | return ("self signed certificate");
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| 63 | case X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN:
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| 64 | return ("self signed certificate in certificate chain");
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| 65 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY:
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| 66 | return ("unable to get local issuer certificate");
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| 67 | case X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE:
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| 68 | return ("unable to verify the first certificate");
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| 69 | case X509_V_ERR_CERT_CHAIN_TOO_LONG:
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| 70 | return ("certificate chain too long");
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| 71 | case X509_V_ERR_CERT_REVOKED:
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| 72 | return ("certificate revoked");
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| 73 | case X509_V_ERR_INVALID_CA:
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| 74 | return ("invalid CA certificate");
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| 75 | case X509_V_ERR_PATH_LENGTH_EXCEEDED:
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| 76 | return ("path length constraint exceeded");
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| 77 | case X509_V_ERR_INVALID_PURPOSE:
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| 78 | return ("unsupported certificate purpose");
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| 79 | case X509_V_ERR_CERT_UNTRUSTED:
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| 80 | return ("certificate not trusted");
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| 81 | case X509_V_ERR_CERT_REJECTED:
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| 82 | return ("certificate rejected");
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| 83 | case X509_V_ERR_SUBJECT_ISSUER_MISMATCH:
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| 84 | return ("subject issuer mismatch");
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| 85 | case X509_V_ERR_AKID_SKID_MISMATCH:
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| 86 | return ("authority and subject key identifier mismatch");
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| 87 | case X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH:
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| 88 | return ("authority and issuer serial number mismatch");
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| 89 | case X509_V_ERR_KEYUSAGE_NO_CERTSIGN:
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| 90 | return ("key usage does not include certificate signing");
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| 91 | case X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER:
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| 92 | return ("unable to get CRL issuer certificate");
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| 93 | case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION:
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| 94 | return ("unhandled critical extension");
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| 95 | case X509_V_ERR_KEYUSAGE_NO_CRL_SIGN:
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| 96 | return ("key usage does not include CRL signing");
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| 97 | case X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION:
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| 98 | return ("unhandled critical CRL extension");
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| 99 | case X509_V_ERR_INVALID_NON_CA:
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| 100 | return ("invalid non-CA certificate (has CA markings)");
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| 101 | case X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED:
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| 102 | return ("proxy path length constraint exceeded");
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| 103 | case X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE:
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| 104 | return ("key usage does not include digital signature");
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| 105 | case X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED:
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| 106 | return
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| 107 | ("proxy certificates not allowed, please set the appropriate flag");
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| 108 | case X509_V_ERR_INVALID_EXTENSION:
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| 109 | return ("invalid or inconsistent certificate extension");
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| 110 | case X509_V_ERR_INVALID_POLICY_EXTENSION:
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| 111 | return ("invalid or inconsistent certificate policy extension");
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| 112 | case X509_V_ERR_NO_EXPLICIT_POLICY:
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| 113 | return ("no explicit policy");
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| 114 | case X509_V_ERR_DIFFERENT_CRL_SCOPE:
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| 115 | return ("Different CRL scope");
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| 116 | case X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE:
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| 117 | return ("Unsupported extension feature");
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| 118 | case X509_V_ERR_UNNESTED_RESOURCE:
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| 119 | return ("RFC 3779 resource not subset of parent's resources");
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| 120 | case X509_V_ERR_PERMITTED_VIOLATION:
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| 121 | return ("permitted subtree violation");
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| 122 | case X509_V_ERR_EXCLUDED_VIOLATION:
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| 123 | return ("excluded subtree violation");
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| 124 | case X509_V_ERR_SUBTREE_MINMAX:
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| 125 | return ("name constraints minimum and maximum not supported");
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| 126 | case X509_V_ERR_APPLICATION_VERIFICATION:
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| 127 | return ("application verification failure");
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| 128 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE:
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| 129 | return ("unsupported name constraint type");
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| 130 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX:
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| 131 | return ("unsupported or invalid name constraint syntax");
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| 132 | case X509_V_ERR_UNSUPPORTED_NAME_SYNTAX:
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| 133 | return ("unsupported or invalid name syntax");
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| 134 | case X509_V_ERR_CRL_PATH_VALIDATION_ERROR:
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| 135 | return ("CRL path validation error");
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| 136 | case X509_V_ERR_PATH_LOOP:
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| 137 | return ("Path Loop");
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| 138 | case X509_V_ERR_SUITE_B_INVALID_VERSION:
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| 139 | return ("Suite B: certificate version invalid");
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| 140 | case X509_V_ERR_SUITE_B_INVALID_ALGORITHM:
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| 141 | return ("Suite B: invalid public key algorithm");
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| 142 | case X509_V_ERR_SUITE_B_INVALID_CURVE:
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| 143 | return ("Suite B: invalid ECC curve");
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| 144 | case X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM:
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| 145 | return ("Suite B: invalid signature algorithm");
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| 146 | case X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED:
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| 147 | return ("Suite B: curve not allowed for this LOS");
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| 148 | case X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256:
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| 149 | return ("Suite B: cannot sign P-384 with P-256");
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| 150 | case X509_V_ERR_HOSTNAME_MISMATCH:
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| 151 | return ("Hostname mismatch");
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| 152 | case X509_V_ERR_EMAIL_MISMATCH:
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| 153 | return ("Email address mismatch");
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| 154 | case X509_V_ERR_IP_ADDRESS_MISMATCH:
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| 155 | return ("IP address mismatch");
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| 156 | case X509_V_ERR_DANE_NO_MATCH:
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| 157 | return ("No matching DANE TLSA records");
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| 158 | case X509_V_ERR_EE_KEY_TOO_SMALL:
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| 159 | return ("EE certificate key too weak");
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| 160 | case X509_V_ERR_CA_KEY_TOO_SMALL:
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| 161 | return ("CA certificate key too weak");
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| 162 | case X509_V_ERR_CA_MD_TOO_WEAK:
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| 163 | return ("CA signature digest algorithm too weak");
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| 164 | case X509_V_ERR_INVALID_CALL:
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| 165 | return ("Invalid certificate verification context");
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| 166 | case X509_V_ERR_STORE_LOOKUP:
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| 167 | return ("Issuer certificate lookup error");
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| 168 | case X509_V_ERR_NO_VALID_SCTS:
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| 169 | return ("Certificate Transparency required, but no valid SCTs found");
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| 170 | case X509_V_ERR_PROXY_SUBJECT_NAME_VIOLATION:
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| 171 | return ("proxy subject name violation");
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| 172 |
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| 173 | default:
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| 174 | /* Printing an error number into a static buffer is not thread-safe */
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| 175 | return ("unknown certificate verification error");
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| 176 | }
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| 177 | }
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