1 | /* |
---|---|
2 | * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved. |
3 | * |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
5 | * this file except in compliance with the License. You can obtain a copy |
6 | * in the file LICENSE in the source distribution or at |
7 | * https://www.openssl.org/source/license.html |
8 | */ |
9 | |
10 | #include <stdio.h> |
11 | #include <time.h> |
12 | #include <errno.h> |
13 | |
14 | #include "internal/cryptlib.h" |
15 | #include <openssl/buffer.h> |
16 | #include <openssl/evp.h> |
17 | #include <openssl/asn1.h> |
18 | #include <openssl/x509.h> |
19 | #include <openssl/objects.h> |
20 | |
21 | const char *X509_verify_cert_error_string(long n) |
22 | { |
23 | switch ((int)n) { |
24 | case X509_V_OK: |
25 | return "ok"; |
26 | case X509_V_ERR_UNSPECIFIED: |
27 | return "unspecified certificate verification error"; |
28 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT: |
29 | return "unable to get issuer certificate"; |
30 | case X509_V_ERR_UNABLE_TO_GET_CRL: |
31 | return "unable to get certificate CRL"; |
32 | case X509_V_ERR_UNABLE_TO_DECRYPT_CERT_SIGNATURE: |
33 | return "unable to decrypt certificate's signature"; |
34 | case X509_V_ERR_UNABLE_TO_DECRYPT_CRL_SIGNATURE: |
35 | return "unable to decrypt CRL's signature"; |
36 | case X509_V_ERR_UNABLE_TO_DECODE_ISSUER_PUBLIC_KEY: |
37 | return "unable to decode issuer public key"; |
38 | case X509_V_ERR_CERT_SIGNATURE_FAILURE: |
39 | return "certificate signature failure"; |
40 | case X509_V_ERR_CRL_SIGNATURE_FAILURE: |
41 | return "CRL signature failure"; |
42 | case X509_V_ERR_CERT_NOT_YET_VALID: |
43 | return "certificate is not yet valid"; |
44 | case X509_V_ERR_CERT_HAS_EXPIRED: |
45 | return "certificate has expired"; |
46 | case X509_V_ERR_CRL_NOT_YET_VALID: |
47 | return "CRL is not yet valid"; |
48 | case X509_V_ERR_CRL_HAS_EXPIRED: |
49 | return "CRL has expired"; |
50 | case X509_V_ERR_ERROR_IN_CERT_NOT_BEFORE_FIELD: |
51 | return "format error in certificate's notBefore field"; |
52 | case X509_V_ERR_ERROR_IN_CERT_NOT_AFTER_FIELD: |
53 | return "format error in certificate's notAfter field"; |
54 | case X509_V_ERR_ERROR_IN_CRL_LAST_UPDATE_FIELD: |
55 | return "format error in CRL's lastUpdate field"; |
56 | case X509_V_ERR_ERROR_IN_CRL_NEXT_UPDATE_FIELD: |
57 | return "format error in CRL's nextUpdate field"; |
58 | case X509_V_ERR_OUT_OF_MEM: |
59 | return "out of memory"; |
60 | case X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT: |
61 | return "self signed certificate"; |
62 | case X509_V_ERR_SELF_SIGNED_CERT_IN_CHAIN: |
63 | return "self signed certificate in certificate chain"; |
64 | case X509_V_ERR_UNABLE_TO_GET_ISSUER_CERT_LOCALLY: |
65 | return "unable to get local issuer certificate"; |
66 | case X509_V_ERR_UNABLE_TO_VERIFY_LEAF_SIGNATURE: |
67 | return "unable to verify the first certificate"; |
68 | case X509_V_ERR_CERT_CHAIN_TOO_LONG: |
69 | return "certificate chain too long"; |
70 | case X509_V_ERR_CERT_REVOKED: |
71 | return "certificate revoked"; |
72 | case X509_V_ERR_INVALID_CA: |
73 | return "invalid CA certificate"; |
74 | case X509_V_ERR_PATH_LENGTH_EXCEEDED: |
75 | return "path length constraint exceeded"; |
76 | case X509_V_ERR_INVALID_PURPOSE: |
77 | return "unsupported certificate purpose"; |
78 | case X509_V_ERR_CERT_UNTRUSTED: |
79 | return "certificate not trusted"; |
80 | case X509_V_ERR_CERT_REJECTED: |
81 | return "certificate rejected"; |
82 | case X509_V_ERR_SUBJECT_ISSUER_MISMATCH: |
83 | return "subject issuer mismatch"; |
84 | case X509_V_ERR_AKID_SKID_MISMATCH: |
85 | return "authority and subject key identifier mismatch"; |
86 | case X509_V_ERR_AKID_ISSUER_SERIAL_MISMATCH: |
87 | return "authority and issuer serial number mismatch"; |
88 | case X509_V_ERR_KEYUSAGE_NO_CERTSIGN: |
89 | return "key usage does not include certificate signing"; |
90 | case X509_V_ERR_UNABLE_TO_GET_CRL_ISSUER: |
91 | return "unable to get CRL issuer certificate"; |
92 | case X509_V_ERR_UNHANDLED_CRITICAL_EXTENSION: |
93 | return "unhandled critical extension"; |
94 | case X509_V_ERR_KEYUSAGE_NO_CRL_SIGN: |
95 | return "key usage does not include CRL signing"; |
96 | case X509_V_ERR_UNHANDLED_CRITICAL_CRL_EXTENSION: |
97 | return "unhandled critical CRL extension"; |
98 | case X509_V_ERR_INVALID_NON_CA: |
99 | return "invalid non-CA certificate (has CA markings)"; |
100 | case X509_V_ERR_PROXY_PATH_LENGTH_EXCEEDED: |
101 | return "proxy path length constraint exceeded"; |
102 | case X509_V_ERR_KEYUSAGE_NO_DIGITAL_SIGNATURE: |
103 | return "key usage does not include digital signature"; |
104 | case X509_V_ERR_PROXY_CERTIFICATES_NOT_ALLOWED: |
105 | return |
106 | "proxy certificates not allowed, please set the appropriate flag"; |
107 | case X509_V_ERR_INVALID_EXTENSION: |
108 | return "invalid or inconsistent certificate extension"; |
109 | case X509_V_ERR_INVALID_POLICY_EXTENSION: |
110 | return "invalid or inconsistent certificate policy extension"; |
111 | case X509_V_ERR_NO_EXPLICIT_POLICY: |
112 | return "no explicit policy"; |
113 | case X509_V_ERR_DIFFERENT_CRL_SCOPE: |
114 | return "Different CRL scope"; |
115 | case X509_V_ERR_UNSUPPORTED_EXTENSION_FEATURE: |
116 | return "Unsupported extension feature"; |
117 | case X509_V_ERR_UNNESTED_RESOURCE: |
118 | return "RFC 3779 resource not subset of parent's resources"; |
119 | case X509_V_ERR_PERMITTED_VIOLATION: |
120 | return "permitted subtree violation"; |
121 | case X509_V_ERR_EXCLUDED_VIOLATION: |
122 | return "excluded subtree violation"; |
123 | case X509_V_ERR_SUBTREE_MINMAX: |
124 | return "name constraints minimum and maximum not supported"; |
125 | case X509_V_ERR_APPLICATION_VERIFICATION: |
126 | return "application verification failure"; |
127 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_TYPE: |
128 | return "unsupported name constraint type"; |
129 | case X509_V_ERR_UNSUPPORTED_CONSTRAINT_SYNTAX: |
130 | return "unsupported or invalid name constraint syntax"; |
131 | case X509_V_ERR_UNSUPPORTED_NAME_SYNTAX: |
132 | return "unsupported or invalid name syntax"; |
133 | case X509_V_ERR_CRL_PATH_VALIDATION_ERROR: |
134 | return "CRL path validation error"; |
135 | case X509_V_ERR_PATH_LOOP: |
136 | return "Path Loop"; |
137 | case X509_V_ERR_SUITE_B_INVALID_VERSION: |
138 | return "Suite B: certificate version invalid"; |
139 | case X509_V_ERR_SUITE_B_INVALID_ALGORITHM: |
140 | return "Suite B: invalid public key algorithm"; |
141 | case X509_V_ERR_SUITE_B_INVALID_CURVE: |
142 | return "Suite B: invalid ECC curve"; |
143 | case X509_V_ERR_SUITE_B_INVALID_SIGNATURE_ALGORITHM: |
144 | return "Suite B: invalid signature algorithm"; |
145 | case X509_V_ERR_SUITE_B_LOS_NOT_ALLOWED: |
146 | return "Suite B: curve not allowed for this LOS"; |
147 | case X509_V_ERR_SUITE_B_CANNOT_SIGN_P_384_WITH_P_256: |
148 | return "Suite B: cannot sign P-384 with P-256"; |
149 | case X509_V_ERR_HOSTNAME_MISMATCH: |
150 | return "Hostname mismatch"; |
151 | case X509_V_ERR_EMAIL_MISMATCH: |
152 | return "Email address mismatch"; |
153 | case X509_V_ERR_IP_ADDRESS_MISMATCH: |
154 | return "IP address mismatch"; |
155 | case X509_V_ERR_DANE_NO_MATCH: |
156 | return "No matching DANE TLSA records"; |
157 | case X509_V_ERR_EE_KEY_TOO_SMALL: |
158 | return "EE certificate key too weak"; |
159 | case X509_V_ERR_CA_KEY_TOO_SMALL: |
160 | return "CA certificate key too weak"; |
161 | case X509_V_ERR_CA_MD_TOO_WEAK: |
162 | return "CA signature digest algorithm too weak"; |
163 | case X509_V_ERR_INVALID_CALL: |
164 | return "Invalid certificate verification context"; |
165 | case X509_V_ERR_STORE_LOOKUP: |
166 | return "Issuer certificate lookup error"; |
167 | case X509_V_ERR_NO_VALID_SCTS: |
168 | return "Certificate Transparency required, but no valid SCTs found"; |
169 | case X509_V_ERR_PROXY_SUBJECT_NAME_VIOLATION: |
170 | return "proxy subject name violation"; |
171 | case X509_V_ERR_OCSP_VERIFY_NEEDED: |
172 | return "OCSP verification needed"; |
173 | case X509_V_ERR_OCSP_VERIFY_FAILED: |
174 | return "OCSP verification failed"; |
175 | case X509_V_ERR_OCSP_CERT_UNKNOWN: |
176 | return "OCSP unknown cert"; |
177 | case X509_V_ERR_SIGNATURE_ALGORITHM_MISMATCH: |
178 | return "Subject signature algorithm and issuer public key algorithm mismatch"; |
179 | case X509_V_ERR_NO_ISSUER_PUBLIC_KEY: |
180 | return "Issuer certificate doesn't have a public key"; |
181 | |
182 | default: |
183 | /* Printing an error number into a static buffer is not thread-safe */ |
184 | return "unknown certificate verification error"; |
185 | } |
186 | } |
187 |