1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
7 *
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14 *
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
51 *
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.] */
56
57 #include <openssl/asn1.h>
58 #include <openssl/buf.h>
59 #include <openssl/cipher.h>
60 #include <openssl/evp.h>
61 #include <openssl/lhash.h>
62 #include <openssl/mem.h>
63 #include <openssl/obj.h>
64 #include <openssl/x509.h>
65
X509_verify_cert_error_string(long n)66 const char *X509_verify_cert_error_string(long n)
67 {
68 static char buf[100];
69
70 switch ((int)n) {
71 case X509_V_OK:
72 return ("ok");
73 case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT:
74 return ("unable to get issuer certificate");
75 case X509_V_ERR_UNABLE_TO_GET_CRL:
76 return ("unable to get certificate CRL");
77 case X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE:
78 return ("unable to decrypt certificate's signature");
79 case X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE:
80 return ("unable to decrypt CRL's signature");
81 case X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY:
82 return ("unable to decode issuer public key");
83 case X509_V_ERR_CERT_SIGNATURE_FAILURE:
84 return ("certificate signature failure");
85 case X509_V_ERR_CRL_SIGNATURE_FAILURE:
86 return ("CRL signature failure");
87 case X509_V_ERR_CERT_NOT_YET_VALID:
88 return ("certificate is not yet valid");
89 case X509_V_ERR_CRL_NOT_YET_VALID:
90 return ("CRL is not yet valid");
91 case X509_V_ERR_CERT_HAS_EXPIRED:
92 return ("certificate has expired");
93 case X509_V_ERR_CRL_HAS_EXPIRED:
94 return ("CRL has expired");
95 case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD:
96 return ("format error in certificate's notBefore field");
97 case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD:
98 return ("format error in certificate's notAfter field");
99 case X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD:
100 return ("format error in CRL's lastUpdate field");
101 case X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD:
102 return ("format error in CRL's nextUpdate field");
103 case X509_V_ERR_OUT_OF_MEM:
104 return ("out of memory");
105 case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT:
106 return ("self signed certificate");
107 case X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN:
108 return ("self signed certificate in certificate chain");
109 case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY:
110 return ("unable to get local issuer certificate");
111 case X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE:
112 return ("unable to verify the first certificate");
113 case X509_V_ERR_CERT_CHAIN_TOO_LONG:
114 return ("certificate chain too long");
115 case X509_V_ERR_CERT_REVOKED:
116 return ("certificate revoked");
117 case X509_V_ERR_INVALID_CA:
118 return ("invalid CA certificate");
119 case X509_V_ERR_INVALID_NON_CA:
120 return ("invalid non-CA certificate (has CA markings)");
121 case X509_V_ERR_PATH_LENGTH_EXCEEDED:
122 return ("path length constraint exceeded");
123 case X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED:
124 return ("proxy path length constraint exceeded");
125 case X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED:
126 return
127 ("proxy certificates not allowed, please set the appropriate flag");
128 case X509_V_ERR_INVALID_PURPOSE:
129 return ("unsupported certificate purpose");
130 case X509_V_ERR_CERT_UNTRUSTED:
131 return ("certificate not trusted");
132 case X509_V_ERR_CERT_REJECTED:
133 return ("certificate rejected");
134 case X509_V_ERR_APPLICATION_VERIFICATION:
135 return ("application verification failure");
136 case X509_V_ERR_SUBJECT_ISSUER_MISMATCH:
137 return ("subject issuer mismatch");
138 case X509_V_ERR_AKID_SKID_MISMATCH:
139 return ("authority and subject key identifier mismatch");
140 case X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH:
141 return ("authority and issuer serial number mismatch");
142 case X509_V_ERR_KEYUSAGE_NO_CERTSIGN:
143 return ("key usage does not include certificate signing");
144 case X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER:
145 return ("unable to get CRL issuer certificate");
146 case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION:
147 return ("unhandled critical extension");
148 case X509_V_ERR_KEYUSAGE_NO_CRL_SIGN:
149 return ("key usage does not include CRL signing");
150 case X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE:
151 return ("key usage does not include digital signature");
152 case X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION:
153 return ("unhandled critical CRL extension");
154 case X509_V_ERR_INVALID_EXTENSION:
155 return ("invalid or inconsistent certificate extension");
156 case X509_V_ERR_INVALID_POLICY_EXTENSION:
157 return ("invalid or inconsistent certificate policy extension");
158 case X509_V_ERR_NO_EXPLICIT_POLICY:
159 return ("no explicit policy");
160 case X509_V_ERR_DIFFERENT_CRL_SCOPE:
161 return ("Different CRL scope");
162 case X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE:
163 return ("Unsupported extension feature");
164 case X509_V_ERR_UNNESTED_RESOURCE:
165 return ("RFC 3779 resource not subset of parent's resources");
166
167 case X509_V_ERR_PERMITTED_VIOLATION:
168 return ("permitted subtree violation");
169 case X509_V_ERR_EXCLUDED_VIOLATION:
170 return ("excluded subtree violation");
171 case X509_V_ERR_SUBTREE_MINMAX:
172 return ("name constraints minimum and maximum not supported");
173 case X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE:
174 return ("unsupported name constraint type");
175 case X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX:
176 return ("unsupported or invalid name constraint syntax");
177 case X509_V_ERR_UNSUPPORTED_NAME_SYNTAX:
178 return ("unsupported or invalid name syntax");
179 case X509_V_ERR_CRL_PATH_VALIDATION_ERROR:
180 return ("CRL path validation error");
181
182 case X509_V_ERR_SUITE_B_INVALID_VERSION:
183 return ("Suite B: certificate version invalid");
184 case X509_V_ERR_SUITE_B_INVALID_ALGORITHM:
185 return ("Suite B: invalid public key algorithm");
186 case X509_V_ERR_SUITE_B_INVALID_CURVE:
187 return ("Suite B: invalid ECC curve");
188 case X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM:
189 return ("Suite B: invalid signature algorithm");
190 case X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED:
191 return ("Suite B: curve not allowed for this LOS");
192 case X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256:
193 return ("Suite B: cannot sign P-384 with P-256");
194
195 case X509_V_ERR_HOSTNAME_MISMATCH:
196 return ("Hostname mismatch");
197 case X509_V_ERR_EMAIL_MISMATCH:
198 return ("Email address mismatch");
199 case X509_V_ERR_IP_ADDRESS_MISMATCH:
200 return ("IP address mismatch");
201
202 case X509_V_ERR_INVALID_CALL:
203 return ("Invalid certificate verification context");
204 case X509_V_ERR_STORE_LOOKUP:
205 return ("Issuer certificate lookup error");
206
207 default:
208 BIO_snprintf(buf, sizeof buf, "error number %ld", n);
209 return (buf);
210 }
211 }
212