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58964a49 | 1 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
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. | |
0f113f3e | 7 | * |
d02b48c6 RE |
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). | |
0f113f3e | 14 | * |
d02b48c6 RE |
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. | |
0f113f3e | 21 | * |
d02b48c6 RE |
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 :-). | |
0f113f3e | 36 | * 4. If you include any Windows specific code (or a derivative thereof) from |
d02b48c6 RE |
37 | * the apps directory (application code) you must include an acknowledgement: |
38 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
0f113f3e | 39 | * |
d02b48c6 RE |
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. | |
0f113f3e | 51 | * |
d02b48c6 RE |
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 | ||
58 | #include <stdio.h> | |
59 | #include <time.h> | |
60 | #include <errno.h> | |
d02b48c6 | 61 | |
b39fc560 | 62 | #include "internal/cryptlib.h" |
ec577822 BM |
63 | #include <openssl/lhash.h> |
64 | #include <openssl/buffer.h> | |
65 | #include <openssl/evp.h> | |
66 | #include <openssl/asn1.h> | |
67 | #include <openssl/x509.h> | |
68 | #include <openssl/objects.h> | |
d02b48c6 | 69 | |
6b691a5c | 70 | const char *X509_verify_cert_error_string(long n) |
0f113f3e | 71 | { |
0f113f3e MC |
72 | switch ((int)n) { |
73 | case X509_V_OK: | |
74 | return ("ok"); | |
c0a445a9 VD |
75 | case X509_V_ERR_UNSPECIFIED: |
76 | return ("unspecified certificate verification error"); | |
0f113f3e MC |
77 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT: |
78 | return ("unable to get issuer certificate"); | |
79 | case X509_V_ERR_UNABLE_TO_GET_CRL: | |
80 | return ("unable to get certificate CRL"); | |
81 | case X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE: | |
82 | return ("unable to decrypt certificate's signature"); | |
83 | case X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE: | |
84 | return ("unable to decrypt CRL's signature"); | |
85 | case X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY: | |
86 | return ("unable to decode issuer public key"); | |
87 | case X509_V_ERR_CERT_SIGNATURE_FAILURE: | |
88 | return ("certificate signature failure"); | |
89 | case X509_V_ERR_CRL_SIGNATURE_FAILURE: | |
90 | return ("CRL signature failure"); | |
91 | case X509_V_ERR_CERT_NOT_YET_VALID: | |
92 | return ("certificate is not yet valid"); | |
0f113f3e MC |
93 | case X509_V_ERR_CERT_HAS_EXPIRED: |
94 | return ("certificate has expired"); | |
d33def66 VD |
95 | case X509_V_ERR_CRL_NOT_YET_VALID: |
96 | return ("CRL is not yet valid"); | |
0f113f3e MC |
97 | case X509_V_ERR_CRL_HAS_EXPIRED: |
98 | return ("CRL has expired"); | |
99 | case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD: | |
100 | return ("format error in certificate's notBefore field"); | |
101 | case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD: | |
102 | return ("format error in certificate's notAfter field"); | |
103 | case X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD: | |
104 | return ("format error in CRL's lastUpdate field"); | |
105 | case X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD: | |
106 | return ("format error in CRL's nextUpdate field"); | |
107 | case X509_V_ERR_OUT_OF_MEM: | |
108 | return ("out of memory"); | |
109 | case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT: | |
110 | return ("self signed certificate"); | |
111 | case X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN: | |
112 | return ("self signed certificate in certificate chain"); | |
113 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY: | |
114 | return ("unable to get local issuer certificate"); | |
115 | case X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE: | |
116 | return ("unable to verify the first certificate"); | |
117 | case X509_V_ERR_CERT_CHAIN_TOO_LONG: | |
118 | return ("certificate chain too long"); | |
119 | case X509_V_ERR_CERT_REVOKED: | |
120 | return ("certificate revoked"); | |
121 | case X509_V_ERR_INVALID_CA: | |
122 | return ("invalid CA certificate"); | |
0f113f3e MC |
123 | case X509_V_ERR_PATH_LENGTH_EXCEEDED: |
124 | return ("path length constraint exceeded"); | |
0f113f3e MC |
125 | case X509_V_ERR_INVALID_PURPOSE: |
126 | return ("unsupported certificate purpose"); | |
127 | case X509_V_ERR_CERT_UNTRUSTED: | |
128 | return ("certificate not trusted"); | |
129 | case X509_V_ERR_CERT_REJECTED: | |
130 | return ("certificate rejected"); | |
0f113f3e MC |
131 | case X509_V_ERR_SUBJECT_ISSUER_MISMATCH: |
132 | return ("subject issuer mismatch"); | |
133 | case X509_V_ERR_AKID_SKID_MISMATCH: | |
134 | return ("authority and subject key identifier mismatch"); | |
135 | case X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH: | |
136 | return ("authority and issuer serial number mismatch"); | |
137 | case X509_V_ERR_KEYUSAGE_NO_CERTSIGN: | |
138 | return ("key usage does not include certificate signing"); | |
139 | case X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER: | |
140 | return ("unable to get CRL issuer certificate"); | |
141 | case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION: | |
142 | return ("unhandled critical extension"); | |
143 | case X509_V_ERR_KEYUSAGE_NO_CRL_SIGN: | |
144 | return ("key usage does not include CRL signing"); | |
0f113f3e MC |
145 | case X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION: |
146 | return ("unhandled critical CRL extension"); | |
d33def66 VD |
147 | case X509_V_ERR_INVALID_NON_CA: |
148 | return ("invalid non-CA certificate (has CA markings)"); | |
149 | case X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED: | |
150 | return ("proxy path length constraint exceeded"); | |
151 | case X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE: | |
152 | return ("key usage does not include digital signature"); | |
153 | case X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED: | |
154 | return | |
155 | ("proxy certificates not allowed, please set the appropriate flag"); | |
0f113f3e MC |
156 | case X509_V_ERR_INVALID_EXTENSION: |
157 | return ("invalid or inconsistent certificate extension"); | |
158 | case X509_V_ERR_INVALID_POLICY_EXTENSION: | |
159 | return ("invalid or inconsistent certificate policy extension"); | |
160 | case X509_V_ERR_NO_EXPLICIT_POLICY: | |
161 | return ("no explicit policy"); | |
162 | case X509_V_ERR_DIFFERENT_CRL_SCOPE: | |
163 | return ("Different CRL scope"); | |
164 | case X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE: | |
165 | return ("Unsupported extension feature"); | |
166 | case X509_V_ERR_UNNESTED_RESOURCE: | |
167 | return ("RFC 3779 resource not subset of parent's resources"); | |
0f113f3e MC |
168 | case X509_V_ERR_PERMITTED_VIOLATION: |
169 | return ("permitted subtree violation"); | |
170 | case X509_V_ERR_EXCLUDED_VIOLATION: | |
171 | return ("excluded subtree violation"); | |
172 | case X509_V_ERR_SUBTREE_MINMAX: | |
173 | return ("name constraints minimum and maximum not supported"); | |
d33def66 VD |
174 | case X509_V_ERR_APPLICATION_VERIFICATION: |
175 | return ("application verification failure"); | |
0f113f3e MC |
176 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE: |
177 | return ("unsupported name constraint type"); | |
178 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX: | |
179 | return ("unsupported or invalid name constraint syntax"); | |
180 | case X509_V_ERR_UNSUPPORTED_NAME_SYNTAX: | |
181 | return ("unsupported or invalid name syntax"); | |
182 | case X509_V_ERR_CRL_PATH_VALIDATION_ERROR: | |
183 | return ("CRL path validation error"); | |
184 | case X509_V_ERR_PATH_LOOP: | |
185 | return ("Path Loop"); | |
186 | case X509_V_ERR_SUITE_B_INVALID_VERSION: | |
187 | return ("Suite B: certificate version invalid"); | |
188 | case X509_V_ERR_SUITE_B_INVALID_ALGORITHM: | |
189 | return ("Suite B: invalid public key algorithm"); | |
190 | case X509_V_ERR_SUITE_B_INVALID_CURVE: | |
191 | return ("Suite B: invalid ECC curve"); | |
192 | case X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM: | |
193 | return ("Suite B: invalid signature algorithm"); | |
194 | case X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED: | |
195 | return ("Suite B: curve not allowed for this LOS"); | |
196 | case X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256: | |
197 | return ("Suite B: cannot sign P-384 with P-256"); | |
198 | case X509_V_ERR_HOSTNAME_MISMATCH: | |
199 | return ("Hostname mismatch"); | |
200 | case X509_V_ERR_EMAIL_MISMATCH: | |
201 | return ("Email address mismatch"); | |
202 | case X509_V_ERR_IP_ADDRESS_MISMATCH: | |
203 | return ("IP address mismatch"); | |
c0a445a9 VD |
204 | case X509_V_ERR_DANE_NO_MATCH: |
205 | return ("No matching DANE TLSA records"); | |
fbb82a60 VD |
206 | case X509_V_ERR_EE_KEY_TOO_SMALL: |
207 | return ("EE certificate key too weak"); | |
208 | case X509_V_ERR_CA_KEY_TOO_SMALL: | |
209 | return ("CA certificate key too weak"); | |
210 | case X509_V_ERR_CA_MD_TOO_WEAK: | |
211 | return ("CA signature digest algorithm too weak"); | |
d02b48c6 | 212 | |
0f113f3e | 213 | default: |
c0a445a9 VD |
214 | /* Printing an error number into a static buffer is not thread-safe */ |
215 | return ("unknown certificate verification error"); | |
0f113f3e MC |
216 | } |
217 | } |