1 /*
2 * Error message information
3 *
4 * Copyright The Mbed TLS Contributors
5 * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
6 *
7 * This file is provided under the Apache License 2.0, or the
8 * GNU General Public License v2.0 or later.
9 *
10 * **********
11 * Apache License 2.0:
12 *
13 * Licensed under the Apache License, Version 2.0 (the "License"); you may
14 * not use this file except in compliance with the License.
15 * You may obtain a copy of the License at
16 *
17 * http://www.apache.org/licenses/LICENSE-2.0
18 *
19 * Unless required by applicable law or agreed to in writing, software
20 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
21 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
22 * See the License for the specific language governing permissions and
23 * limitations under the License.
24 *
25 * **********
26 *
27 * **********
28 * GNU General Public License v2.0 or later:
29 *
30 * This program is free software; you can redistribute it and/or modify
31 * it under the terms of the GNU General Public License as published by
32 * the Free Software Foundation; either version 2 of the License, or
33 * (at your option) any later version.
34 *
35 * This program is distributed in the hope that it will be useful,
36 * but WITHOUT ANY WARRANTY; without even the implied warranty of
37 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
38 * GNU General Public License for more details.
39 *
40 * You should have received a copy of the GNU General Public License along
41 * with this program; if not, write to the Free Software Foundation, Inc.,
42 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
43 *
44 * **********
45 */
46
47 #if !defined(MBEDTLS_CONFIG_FILE)
48 #include "mbedtls/config.h"
49 #else
50 #include MBEDTLS_CONFIG_FILE
51 #endif
52
53 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
54
55 #include "mbedtls/error.h"
56
57 #if defined(MBEDTLS_ERROR_C)
58
59 #if defined(MBEDTLS_PLATFORM_C)
60 #include "mbedtls/platform.h"
61 #else
62 #define mbedtls_snprintf snprintf
63 #endif
64
65 #include <stdio.h>
66 #include <string.h>
67
68 #if defined(MBEDTLS_AES_C)
69 #include "mbedtls/aes.h"
70 #endif
71
72 #if defined(MBEDTLS_ARC4_C)
73 #include "mbedtls/arc4.h"
74 #endif
75
76 #if defined(MBEDTLS_ARIA_C)
77 #include "mbedtls/aria.h"
78 #endif
79
80 #if defined(MBEDTLS_ASN1_PARSE_C)
81 #include "mbedtls/asn1.h"
82 #endif
83
84 #if defined(MBEDTLS_BASE64_C)
85 #include "mbedtls/base64.h"
86 #endif
87
88 #if defined(MBEDTLS_BIGNUM_C)
89 #include "mbedtls/bignum.h"
90 #endif
91
92 #if defined(MBEDTLS_BLOWFISH_C)
93 #include "mbedtls/blowfish.h"
94 #endif
95
96 #if defined(MBEDTLS_CAMELLIA_C)
97 #include "mbedtls/camellia.h"
98 #endif
99
100 #if defined(MBEDTLS_CCM_C)
101 #include "mbedtls/ccm.h"
102 #endif
103
104 #if defined(MBEDTLS_CHACHA20_C)
105 #include "mbedtls/chacha20.h"
106 #endif
107
108 #if defined(MBEDTLS_CHACHAPOLY_C)
109 #include "mbedtls/chachapoly.h"
110 #endif
111
112 #if defined(MBEDTLS_CIPHER_C)
113 #include "mbedtls/cipher.h"
114 #endif
115
116 #if defined(MBEDTLS_CMAC_C)
117 #include "mbedtls/cmac.h"
118 #endif
119
120 #if defined(MBEDTLS_CTR_DRBG_C)
121 #include "mbedtls/ctr_drbg.h"
122 #endif
123
124 #if defined(MBEDTLS_DES_C)
125 #include "mbedtls/des.h"
126 #endif
127
128 #if defined(MBEDTLS_DHM_C)
129 #include "mbedtls/dhm.h"
130 #endif
131
132 #if defined(MBEDTLS_ECP_C)
133 #include "mbedtls/ecp.h"
134 #endif
135
136 #if defined(MBEDTLS_ENTROPY_C)
137 #include "mbedtls/entropy.h"
138 #endif
139
140 #if defined(MBEDTLS_GCM_C)
141 #include "mbedtls/gcm.h"
142 #endif
143
144 #if defined(MBEDTLS_HKDF_C)
145 #include "mbedtls/hkdf.h"
146 #endif
147
148 #if defined(MBEDTLS_HMAC_DRBG_C)
149 #include "mbedtls/hmac_drbg.h"
150 #endif
151
152 #if defined(MBEDTLS_MD_C)
153 #include "mbedtls/md.h"
154 #endif
155
156 #if defined(MBEDTLS_MD2_C)
157 #include "mbedtls/md2.h"
158 #endif
159
160 #if defined(MBEDTLS_MD4_C)
161 #include "mbedtls/md4.h"
162 #endif
163
164 #if defined(MBEDTLS_MD5_C)
165 #include "mbedtls/md5.h"
166 #endif
167
168 #if defined(MBEDTLS_NET_C)
169 #include "mbedtls/net_sockets.h"
170 #endif
171
172 #if defined(MBEDTLS_OID_C)
173 #include "mbedtls/oid.h"
174 #endif
175
176 #if defined(MBEDTLS_PADLOCK_C)
177 #include "mbedtls/padlock.h"
178 #endif
179
180 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
181 #include "mbedtls/pem.h"
182 #endif
183
184 #if defined(MBEDTLS_PK_C)
185 #include "mbedtls/pk.h"
186 #endif
187
188 #if defined(MBEDTLS_PKCS12_C)
189 #include "mbedtls/pkcs12.h"
190 #endif
191
192 #if defined(MBEDTLS_PKCS5_C)
193 #include "mbedtls/pkcs5.h"
194 #endif
195
196 #if defined(MBEDTLS_PLATFORM_C)
197 #include "mbedtls/platform.h"
198 #endif
199
200 #if defined(MBEDTLS_POLY1305_C)
201 #include "mbedtls/poly1305.h"
202 #endif
203
204 #if defined(MBEDTLS_RIPEMD160_C)
205 #include "mbedtls/ripemd160.h"
206 #endif
207
208 #if defined(MBEDTLS_RSA_C)
209 #include "mbedtls/rsa.h"
210 #endif
211
212 #if defined(MBEDTLS_SHA1_C)
213 #include "mbedtls/sha1.h"
214 #endif
215
216 #if defined(MBEDTLS_SHA256_C)
217 #include "mbedtls/sha256.h"
218 #endif
219
220 #if defined(MBEDTLS_SHA512_C)
221 #include "mbedtls/sha512.h"
222 #endif
223
224 #if defined(MBEDTLS_SSL_TLS_C)
225 #include "mbedtls/ssl.h"
226 #endif
227
228 #if defined(MBEDTLS_THREADING_C)
229 #include "mbedtls/threading.h"
230 #endif
231
232 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
233 #include "mbedtls/x509.h"
234 #endif
235
236 #if defined(MBEDTLS_XTEA_C)
237 #include "mbedtls/xtea.h"
238 #endif
239
240
mbedtls_strerror(int ret,char * buf,size_t buflen)241 void mbedtls_strerror( int ret, char *buf, size_t buflen )
242 {
243 size_t len;
244 int use_ret;
245
246 if( buflen == 0 )
247 return;
248
249 memset( buf, 0x00, buflen );
250
251 if( ret < 0 )
252 ret = -ret;
253
254 if( ret & 0xFF80 )
255 {
256 use_ret = ret & 0xFF80;
257
258 // High level error codes
259 //
260 // BEGIN generated code
261 #if defined(MBEDTLS_CIPHER_C)
262 if( use_ret == -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) )
263 mbedtls_snprintf( buf, buflen, "CIPHER - The selected feature is not available" );
264 if( use_ret == -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA) )
265 mbedtls_snprintf( buf, buflen, "CIPHER - Bad input parameters" );
266 if( use_ret == -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED) )
267 mbedtls_snprintf( buf, buflen, "CIPHER - Failed to allocate memory" );
268 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_PADDING) )
269 mbedtls_snprintf( buf, buflen, "CIPHER - Input data contains invalid padding and is rejected" );
270 if( use_ret == -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED) )
271 mbedtls_snprintf( buf, buflen, "CIPHER - Decryption of block requires a full block" );
272 if( use_ret == -(MBEDTLS_ERR_CIPHER_AUTH_FAILED) )
273 mbedtls_snprintf( buf, buflen, "CIPHER - Authentication failed (for AEAD modes)" );
274 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT) )
275 mbedtls_snprintf( buf, buflen, "CIPHER - The context is invalid. For example, because it was freed" );
276 if( use_ret == -(MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED) )
277 mbedtls_snprintf( buf, buflen, "CIPHER - Cipher hardware accelerator failed" );
278 #endif /* MBEDTLS_CIPHER_C */
279
280 #if defined(MBEDTLS_DHM_C)
281 if( use_ret == -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA) )
282 mbedtls_snprintf( buf, buflen, "DHM - Bad input parameters" );
283 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED) )
284 mbedtls_snprintf( buf, buflen, "DHM - Reading of the DHM parameters failed" );
285 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED) )
286 mbedtls_snprintf( buf, buflen, "DHM - Making of the DHM parameters failed" );
287 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED) )
288 mbedtls_snprintf( buf, buflen, "DHM - Reading of the public values failed" );
289 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED) )
290 mbedtls_snprintf( buf, buflen, "DHM - Making of the public value failed" );
291 if( use_ret == -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED) )
292 mbedtls_snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
293 if( use_ret == -(MBEDTLS_ERR_DHM_INVALID_FORMAT) )
294 mbedtls_snprintf( buf, buflen, "DHM - The ASN.1 data is not formatted correctly" );
295 if( use_ret == -(MBEDTLS_ERR_DHM_ALLOC_FAILED) )
296 mbedtls_snprintf( buf, buflen, "DHM - Allocation of memory failed" );
297 if( use_ret == -(MBEDTLS_ERR_DHM_FILE_IO_ERROR) )
298 mbedtls_snprintf( buf, buflen, "DHM - Read or write of file failed" );
299 if( use_ret == -(MBEDTLS_ERR_DHM_HW_ACCEL_FAILED) )
300 mbedtls_snprintf( buf, buflen, "DHM - DHM hardware accelerator failed" );
301 if( use_ret == -(MBEDTLS_ERR_DHM_SET_GROUP_FAILED) )
302 mbedtls_snprintf( buf, buflen, "DHM - Setting the modulus and generator failed" );
303 #endif /* MBEDTLS_DHM_C */
304
305 #if defined(MBEDTLS_ECP_C)
306 if( use_ret == -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA) )
307 mbedtls_snprintf( buf, buflen, "ECP - Bad input parameters to function" );
308 if( use_ret == -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL) )
309 mbedtls_snprintf( buf, buflen, "ECP - The buffer is too small to write to" );
310 if( use_ret == -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE) )
311 mbedtls_snprintf( buf, buflen, "ECP - The requested feature is not available, for example, the requested curve is not supported" );
312 if( use_ret == -(MBEDTLS_ERR_ECP_VERIFY_FAILED) )
313 mbedtls_snprintf( buf, buflen, "ECP - The signature is not valid" );
314 if( use_ret == -(MBEDTLS_ERR_ECP_ALLOC_FAILED) )
315 mbedtls_snprintf( buf, buflen, "ECP - Memory allocation failed" );
316 if( use_ret == -(MBEDTLS_ERR_ECP_RANDOM_FAILED) )
317 mbedtls_snprintf( buf, buflen, "ECP - Generation of random value, such as ephemeral key, failed" );
318 if( use_ret == -(MBEDTLS_ERR_ECP_INVALID_KEY) )
319 mbedtls_snprintf( buf, buflen, "ECP - Invalid private or public key" );
320 if( use_ret == -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH) )
321 mbedtls_snprintf( buf, buflen, "ECP - The buffer contains a valid signature followed by more data" );
322 if( use_ret == -(MBEDTLS_ERR_ECP_HW_ACCEL_FAILED) )
323 mbedtls_snprintf( buf, buflen, "ECP - The ECP hardware accelerator failed" );
324 if( use_ret == -(MBEDTLS_ERR_ECP_IN_PROGRESS) )
325 mbedtls_snprintf( buf, buflen, "ECP - Operation in progress, call again with the same parameters to continue" );
326 #endif /* MBEDTLS_ECP_C */
327
328 #if defined(MBEDTLS_MD_C)
329 if( use_ret == -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE) )
330 mbedtls_snprintf( buf, buflen, "MD - The selected feature is not available" );
331 if( use_ret == -(MBEDTLS_ERR_MD_BAD_INPUT_DATA) )
332 mbedtls_snprintf( buf, buflen, "MD - Bad input parameters to function" );
333 if( use_ret == -(MBEDTLS_ERR_MD_ALLOC_FAILED) )
334 mbedtls_snprintf( buf, buflen, "MD - Failed to allocate memory" );
335 if( use_ret == -(MBEDTLS_ERR_MD_FILE_IO_ERROR) )
336 mbedtls_snprintf( buf, buflen, "MD - Opening or reading of file failed" );
337 if( use_ret == -(MBEDTLS_ERR_MD_HW_ACCEL_FAILED) )
338 mbedtls_snprintf( buf, buflen, "MD - MD hardware accelerator failed" );
339 #endif /* MBEDTLS_MD_C */
340
341 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
342 if( use_ret == -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
343 mbedtls_snprintf( buf, buflen, "PEM - No PEM header or footer found" );
344 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_DATA) )
345 mbedtls_snprintf( buf, buflen, "PEM - PEM string is not as expected" );
346 if( use_ret == -(MBEDTLS_ERR_PEM_ALLOC_FAILED) )
347 mbedtls_snprintf( buf, buflen, "PEM - Failed to allocate memory" );
348 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_ENC_IV) )
349 mbedtls_snprintf( buf, buflen, "PEM - RSA IV is not in hex-format" );
350 if( use_ret == -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG) )
351 mbedtls_snprintf( buf, buflen, "PEM - Unsupported key encryption algorithm" );
352 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED) )
353 mbedtls_snprintf( buf, buflen, "PEM - Private key password can't be empty" );
354 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH) )
355 mbedtls_snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
356 if( use_ret == -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE) )
357 mbedtls_snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
358 if( use_ret == -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA) )
359 mbedtls_snprintf( buf, buflen, "PEM - Bad input parameters to function" );
360 #endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
361
362 #if defined(MBEDTLS_PK_C)
363 if( use_ret == -(MBEDTLS_ERR_PK_ALLOC_FAILED) )
364 mbedtls_snprintf( buf, buflen, "PK - Memory allocation failed" );
365 if( use_ret == -(MBEDTLS_ERR_PK_TYPE_MISMATCH) )
366 mbedtls_snprintf( buf, buflen, "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
367 if( use_ret == -(MBEDTLS_ERR_PK_BAD_INPUT_DATA) )
368 mbedtls_snprintf( buf, buflen, "PK - Bad input parameters to function" );
369 if( use_ret == -(MBEDTLS_ERR_PK_FILE_IO_ERROR) )
370 mbedtls_snprintf( buf, buflen, "PK - Read/write of file failed" );
371 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION) )
372 mbedtls_snprintf( buf, buflen, "PK - Unsupported key version" );
373 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT) )
374 mbedtls_snprintf( buf, buflen, "PK - Invalid key tag or value" );
375 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG) )
376 mbedtls_snprintf( buf, buflen, "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
377 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED) )
378 mbedtls_snprintf( buf, buflen, "PK - Private key password can't be empty" );
379 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH) )
380 mbedtls_snprintf( buf, buflen, "PK - Given private key password does not allow for correct decryption" );
381 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_PUBKEY) )
382 mbedtls_snprintf( buf, buflen, "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
383 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_ALG) )
384 mbedtls_snprintf( buf, buflen, "PK - The algorithm tag or value is invalid" );
385 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE) )
386 mbedtls_snprintf( buf, buflen, "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
387 if( use_ret == -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) )
388 mbedtls_snprintf( buf, buflen, "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
389 if( use_ret == -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH) )
390 mbedtls_snprintf( buf, buflen, "PK - The buffer contains a valid signature followed by more data" );
391 if( use_ret == -(MBEDTLS_ERR_PK_HW_ACCEL_FAILED) )
392 mbedtls_snprintf( buf, buflen, "PK - PK hardware accelerator failed" );
393 #endif /* MBEDTLS_PK_C */
394
395 #if defined(MBEDTLS_PKCS12_C)
396 if( use_ret == -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA) )
397 mbedtls_snprintf( buf, buflen, "PKCS12 - Bad input parameters to function" );
398 if( use_ret == -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE) )
399 mbedtls_snprintf( buf, buflen, "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
400 if( use_ret == -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT) )
401 mbedtls_snprintf( buf, buflen, "PKCS12 - PBE ASN.1 data not as expected" );
402 if( use_ret == -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH) )
403 mbedtls_snprintf( buf, buflen, "PKCS12 - Given private key password does not allow for correct decryption" );
404 #endif /* MBEDTLS_PKCS12_C */
405
406 #if defined(MBEDTLS_PKCS5_C)
407 if( use_ret == -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA) )
408 mbedtls_snprintf( buf, buflen, "PKCS5 - Bad input parameters to function" );
409 if( use_ret == -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT) )
410 mbedtls_snprintf( buf, buflen, "PKCS5 - Unexpected ASN.1 data" );
411 if( use_ret == -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE) )
412 mbedtls_snprintf( buf, buflen, "PKCS5 - Requested encryption or digest alg not available" );
413 if( use_ret == -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH) )
414 mbedtls_snprintf( buf, buflen, "PKCS5 - Given private key password does not allow for correct decryption" );
415 #endif /* MBEDTLS_PKCS5_C */
416
417 #if defined(MBEDTLS_RSA_C)
418 if( use_ret == -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA) )
419 mbedtls_snprintf( buf, buflen, "RSA - Bad input parameters to function" );
420 if( use_ret == -(MBEDTLS_ERR_RSA_INVALID_PADDING) )
421 mbedtls_snprintf( buf, buflen, "RSA - Input data contains invalid padding and is rejected" );
422 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED) )
423 mbedtls_snprintf( buf, buflen, "RSA - Something failed during generation of a key" );
424 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED) )
425 mbedtls_snprintf( buf, buflen, "RSA - Key failed to pass the validity check of the library" );
426 if( use_ret == -(MBEDTLS_ERR_RSA_PUBLIC_FAILED) )
427 mbedtls_snprintf( buf, buflen, "RSA - The public key operation failed" );
428 if( use_ret == -(MBEDTLS_ERR_RSA_PRIVATE_FAILED) )
429 mbedtls_snprintf( buf, buflen, "RSA - The private key operation failed" );
430 if( use_ret == -(MBEDTLS_ERR_RSA_VERIFY_FAILED) )
431 mbedtls_snprintf( buf, buflen, "RSA - The PKCS#1 verification failed" );
432 if( use_ret == -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE) )
433 mbedtls_snprintf( buf, buflen, "RSA - The output buffer for decryption is not large enough" );
434 if( use_ret == -(MBEDTLS_ERR_RSA_RNG_FAILED) )
435 mbedtls_snprintf( buf, buflen, "RSA - The random generator failed to generate non-zeros" );
436 if( use_ret == -(MBEDTLS_ERR_RSA_UNSUPPORTED_OPERATION) )
437 mbedtls_snprintf( buf, buflen, "RSA - The implementation does not offer the requested operation, for example, because of security violations or lack of functionality" );
438 if( use_ret == -(MBEDTLS_ERR_RSA_HW_ACCEL_FAILED) )
439 mbedtls_snprintf( buf, buflen, "RSA - RSA hardware accelerator failed" );
440 #endif /* MBEDTLS_RSA_C */
441
442 #if defined(MBEDTLS_SSL_TLS_C)
443 if( use_ret == -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE) )
444 mbedtls_snprintf( buf, buflen, "SSL - The requested feature is not available" );
445 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA) )
446 mbedtls_snprintf( buf, buflen, "SSL - Bad input parameters to function" );
447 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_MAC) )
448 mbedtls_snprintf( buf, buflen, "SSL - Verification of the message MAC failed" );
449 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_RECORD) )
450 mbedtls_snprintf( buf, buflen, "SSL - An invalid SSL record was received" );
451 if( use_ret == -(MBEDTLS_ERR_SSL_CONN_EOF) )
452 mbedtls_snprintf( buf, buflen, "SSL - The connection indicated an EOF" );
453 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_CIPHER) )
454 mbedtls_snprintf( buf, buflen, "SSL - An unknown cipher was received" );
455 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN) )
456 mbedtls_snprintf( buf, buflen, "SSL - The server has no ciphersuites in common with the client" );
457 if( use_ret == -(MBEDTLS_ERR_SSL_NO_RNG) )
458 mbedtls_snprintf( buf, buflen, "SSL - No RNG was provided to the SSL module" );
459 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE) )
460 mbedtls_snprintf( buf, buflen, "SSL - No client certification received from the client, but required by the authentication mode" );
461 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE) )
462 mbedtls_snprintf( buf, buflen, "SSL - Our own certificate(s) is/are too large to send in an SSL message" );
463 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED) )
464 mbedtls_snprintf( buf, buflen, "SSL - The own certificate is not set, but needed by the server" );
465 if( use_ret == -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) )
466 mbedtls_snprintf( buf, buflen, "SSL - The own private key or pre-shared key is not set, but needed" );
467 if( use_ret == -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED) )
468 mbedtls_snprintf( buf, buflen, "SSL - No CA Chain is set, but required to operate" );
469 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE) )
470 mbedtls_snprintf( buf, buflen, "SSL - An unexpected message was received from our peer" );
471 if( use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE) )
472 {
473 mbedtls_snprintf( buf, buflen, "SSL - A fatal alert message was received from our peer" );
474 return;
475 }
476 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED) )
477 mbedtls_snprintf( buf, buflen, "SSL - Verification of our peer failed" );
478 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) )
479 mbedtls_snprintf( buf, buflen, "SSL - The peer notified us that the connection is going to be closed" );
480 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO) )
481 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientHello handshake message failed" );
482 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO) )
483 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHello handshake message failed" );
484 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE) )
485 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Certificate handshake message failed" );
486 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST) )
487 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateRequest handshake message failed" );
488 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE) )
489 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerKeyExchange handshake message failed" );
490 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE) )
491 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHelloDone handshake message failed" );
492 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE) )
493 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed" );
494 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP) )
495 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Read Public" );
496 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS) )
497 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Calculate Secret" );
498 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY) )
499 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateVerify handshake message failed" );
500 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC) )
501 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ChangeCipherSpec handshake message failed" );
502 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_FINISHED) )
503 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Finished handshake message failed" );
504 if( use_ret == -(MBEDTLS_ERR_SSL_ALLOC_FAILED) )
505 mbedtls_snprintf( buf, buflen, "SSL - Memory allocation failed" );
506 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED) )
507 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function returned with error" );
508 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH) )
509 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function skipped / left alone data" );
510 if( use_ret == -(MBEDTLS_ERR_SSL_COMPRESSION_FAILED) )
511 mbedtls_snprintf( buf, buflen, "SSL - Processing of the compression / decompression failed" );
512 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION) )
513 mbedtls_snprintf( buf, buflen, "SSL - Handshake protocol not within min/max boundaries" );
514 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET) )
515 mbedtls_snprintf( buf, buflen, "SSL - Processing of the NewSessionTicket handshake message failed" );
516 if( use_ret == -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED) )
517 mbedtls_snprintf( buf, buflen, "SSL - Session ticket has expired" );
518 if( use_ret == -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH) )
519 mbedtls_snprintf( buf, buflen, "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
520 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY) )
521 mbedtls_snprintf( buf, buflen, "SSL - Unknown identity received (eg, PSK identity)" );
522 if( use_ret == -(MBEDTLS_ERR_SSL_INTERNAL_ERROR) )
523 mbedtls_snprintf( buf, buflen, "SSL - Internal error (eg, unexpected failure in lower-level module)" );
524 if( use_ret == -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING) )
525 mbedtls_snprintf( buf, buflen, "SSL - A counter would wrap (eg, too many messages exchanged)" );
526 if( use_ret == -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO) )
527 mbedtls_snprintf( buf, buflen, "SSL - Unexpected message at ServerHello in renegotiation" );
528 if( use_ret == -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) )
529 mbedtls_snprintf( buf, buflen, "SSL - DTLS client must retry for hello verification" );
530 if( use_ret == -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) )
531 mbedtls_snprintf( buf, buflen, "SSL - A buffer is too small to receive or write a message" );
532 if( use_ret == -(MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE) )
533 mbedtls_snprintf( buf, buflen, "SSL - None of the common ciphersuites is usable (eg, no suitable certificate, see debug messages)" );
534 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_READ) )
535 mbedtls_snprintf( buf, buflen, "SSL - No data of requested type currently available on underlying transport" );
536 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_WRITE) )
537 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a write call" );
538 if( use_ret == -(MBEDTLS_ERR_SSL_TIMEOUT) )
539 mbedtls_snprintf( buf, buflen, "SSL - The operation timed out" );
540 if( use_ret == -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT) )
541 mbedtls_snprintf( buf, buflen, "SSL - The client initiated a reconnect from the same port" );
542 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD) )
543 mbedtls_snprintf( buf, buflen, "SSL - Record header looks valid but is not expected" );
544 if( use_ret == -(MBEDTLS_ERR_SSL_NON_FATAL) )
545 mbedtls_snprintf( buf, buflen, "SSL - The alert message received indicates a non-fatal error" );
546 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH) )
547 mbedtls_snprintf( buf, buflen, "SSL - Couldn't set the hash for verifying CertificateVerify" );
548 if( use_ret == -(MBEDTLS_ERR_SSL_CONTINUE_PROCESSING) )
549 mbedtls_snprintf( buf, buflen, "SSL - Internal-only message signaling that further message-processing should be done" );
550 if( use_ret == -(MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS) )
551 mbedtls_snprintf( buf, buflen, "SSL - The asynchronous operation is not completed yet" );
552 if( use_ret == -(MBEDTLS_ERR_SSL_EARLY_MESSAGE) )
553 mbedtls_snprintf( buf, buflen, "SSL - Internal-only message signaling that a message arrived early" );
554 if( use_ret == -(MBEDTLS_ERR_SSL_CRYPTO_IN_PROGRESS) )
555 mbedtls_snprintf( buf, buflen, "SSL - A cryptographic operation is in progress. Try again later" );
556 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_CONFIG) )
557 mbedtls_snprintf( buf, buflen, "SSL - Invalid value in SSL config" );
558 #endif /* MBEDTLS_SSL_TLS_C */
559
560 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
561 if( use_ret == -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE) )
562 mbedtls_snprintf( buf, buflen, "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
563 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_OID) )
564 mbedtls_snprintf( buf, buflen, "X509 - Requested OID is unknown" );
565 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_FORMAT) )
566 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
567 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_VERSION) )
568 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR version element is invalid" );
569 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SERIAL) )
570 mbedtls_snprintf( buf, buflen, "X509 - The serial tag or value is invalid" );
571 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_ALG) )
572 mbedtls_snprintf( buf, buflen, "X509 - The algorithm tag or value is invalid" );
573 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_NAME) )
574 mbedtls_snprintf( buf, buflen, "X509 - The name tag or value is invalid" );
575 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_DATE) )
576 mbedtls_snprintf( buf, buflen, "X509 - The date tag or value is invalid" );
577 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SIGNATURE) )
578 mbedtls_snprintf( buf, buflen, "X509 - The signature tag or value invalid" );
579 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS) )
580 mbedtls_snprintf( buf, buflen, "X509 - The extension tag or value is invalid" );
581 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_VERSION) )
582 mbedtls_snprintf( buf, buflen, "X509 - CRT/CRL/CSR has an unsupported version number" );
583 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG) )
584 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithm (oid) is unsupported" );
585 if( use_ret == -(MBEDTLS_ERR_X509_SIG_MISMATCH) )
586 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
587 if( use_ret == -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) )
588 mbedtls_snprintf( buf, buflen, "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
589 if( use_ret == -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT) )
590 mbedtls_snprintf( buf, buflen, "X509 - Format not recognized as DER or PEM" );
591 if( use_ret == -(MBEDTLS_ERR_X509_BAD_INPUT_DATA) )
592 mbedtls_snprintf( buf, buflen, "X509 - Input invalid" );
593 if( use_ret == -(MBEDTLS_ERR_X509_ALLOC_FAILED) )
594 mbedtls_snprintf( buf, buflen, "X509 - Allocation of memory failed" );
595 if( use_ret == -(MBEDTLS_ERR_X509_FILE_IO_ERROR) )
596 mbedtls_snprintf( buf, buflen, "X509 - Read/write of file failed" );
597 if( use_ret == -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL) )
598 mbedtls_snprintf( buf, buflen, "X509 - Destination buffer is too small" );
599 if( use_ret == -(MBEDTLS_ERR_X509_FATAL_ERROR) )
600 mbedtls_snprintf( buf, buflen, "X509 - A fatal error occurred, eg the chain is too long or the vrfy callback failed" );
601 #endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
602 // END generated code
603
604 if( strlen( buf ) == 0 )
605 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
606 }
607
608 use_ret = ret & ~0xFF80;
609
610 if( use_ret == 0 )
611 return;
612
613 // If high level code is present, make a concatenation between both
614 // error strings.
615 //
616 len = strlen( buf );
617
618 if( len > 0 )
619 {
620 if( buflen - len < 5 )
621 return;
622
623 mbedtls_snprintf( buf + len, buflen - len, " : " );
624
625 buf += len + 3;
626 buflen -= len + 3;
627 }
628
629 // Low level error codes
630 //
631 // BEGIN generated code
632 #if defined(MBEDTLS_AES_C)
633 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH) )
634 mbedtls_snprintf( buf, buflen, "AES - Invalid key length" );
635 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH) )
636 mbedtls_snprintf( buf, buflen, "AES - Invalid data input length" );
637 if( use_ret == -(MBEDTLS_ERR_AES_BAD_INPUT_DATA) )
638 mbedtls_snprintf( buf, buflen, "AES - Invalid input data" );
639 if( use_ret == -(MBEDTLS_ERR_AES_FEATURE_UNAVAILABLE) )
640 mbedtls_snprintf( buf, buflen, "AES - Feature not available. For example, an unsupported AES key size" );
641 if( use_ret == -(MBEDTLS_ERR_AES_HW_ACCEL_FAILED) )
642 mbedtls_snprintf( buf, buflen, "AES - AES hardware accelerator failed" );
643 #endif /* MBEDTLS_AES_C */
644
645 #if defined(MBEDTLS_ARC4_C)
646 if( use_ret == -(MBEDTLS_ERR_ARC4_HW_ACCEL_FAILED) )
647 mbedtls_snprintf( buf, buflen, "ARC4 - ARC4 hardware accelerator failed" );
648 #endif /* MBEDTLS_ARC4_C */
649
650 #if defined(MBEDTLS_ARIA_C)
651 if( use_ret == -(MBEDTLS_ERR_ARIA_BAD_INPUT_DATA) )
652 mbedtls_snprintf( buf, buflen, "ARIA - Bad input data" );
653 if( use_ret == -(MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH) )
654 mbedtls_snprintf( buf, buflen, "ARIA - Invalid data input length" );
655 if( use_ret == -(MBEDTLS_ERR_ARIA_FEATURE_UNAVAILABLE) )
656 mbedtls_snprintf( buf, buflen, "ARIA - Feature not available. For example, an unsupported ARIA key size" );
657 if( use_ret == -(MBEDTLS_ERR_ARIA_HW_ACCEL_FAILED) )
658 mbedtls_snprintf( buf, buflen, "ARIA - ARIA hardware accelerator failed" );
659 #endif /* MBEDTLS_ARIA_C */
660
661 #if defined(MBEDTLS_ASN1_PARSE_C)
662 if( use_ret == -(MBEDTLS_ERR_ASN1_OUT_OF_DATA) )
663 mbedtls_snprintf( buf, buflen, "ASN1 - Out of data when parsing an ASN1 data structure" );
664 if( use_ret == -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG) )
665 mbedtls_snprintf( buf, buflen, "ASN1 - ASN1 tag was of an unexpected value" );
666 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_LENGTH) )
667 mbedtls_snprintf( buf, buflen, "ASN1 - Error when trying to determine the length or invalid length" );
668 if( use_ret == -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH) )
669 mbedtls_snprintf( buf, buflen, "ASN1 - Actual length differs from expected length" );
670 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_DATA) )
671 mbedtls_snprintf( buf, buflen, "ASN1 - Data is invalid. (not used)" );
672 if( use_ret == -(MBEDTLS_ERR_ASN1_ALLOC_FAILED) )
673 mbedtls_snprintf( buf, buflen, "ASN1 - Memory allocation failed" );
674 if( use_ret == -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL) )
675 mbedtls_snprintf( buf, buflen, "ASN1 - Buffer too small when writing ASN.1 data structure" );
676 #endif /* MBEDTLS_ASN1_PARSE_C */
677
678 #if defined(MBEDTLS_BASE64_C)
679 if( use_ret == -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL) )
680 mbedtls_snprintf( buf, buflen, "BASE64 - Output buffer too small" );
681 if( use_ret == -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER) )
682 mbedtls_snprintf( buf, buflen, "BASE64 - Invalid character in input" );
683 #endif /* MBEDTLS_BASE64_C */
684
685 #if defined(MBEDTLS_BIGNUM_C)
686 if( use_ret == -(MBEDTLS_ERR_MPI_FILE_IO_ERROR) )
687 mbedtls_snprintf( buf, buflen, "BIGNUM - An error occurred while reading from or writing to a file" );
688 if( use_ret == -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA) )
689 mbedtls_snprintf( buf, buflen, "BIGNUM - Bad input parameters to function" );
690 if( use_ret == -(MBEDTLS_ERR_MPI_INVALID_CHARACTER) )
691 mbedtls_snprintf( buf, buflen, "BIGNUM - There is an invalid character in the digit string" );
692 if( use_ret == -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL) )
693 mbedtls_snprintf( buf, buflen, "BIGNUM - The buffer is too small to write to" );
694 if( use_ret == -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE) )
695 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are negative or result in illegal output" );
696 if( use_ret == -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO) )
697 mbedtls_snprintf( buf, buflen, "BIGNUM - The input argument for division is zero, which is not allowed" );
698 if( use_ret == -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE) )
699 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are not acceptable" );
700 if( use_ret == -(MBEDTLS_ERR_MPI_ALLOC_FAILED) )
701 mbedtls_snprintf( buf, buflen, "BIGNUM - Memory allocation failed" );
702 #endif /* MBEDTLS_BIGNUM_C */
703
704 #if defined(MBEDTLS_BLOWFISH_C)
705 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_BAD_INPUT_DATA) )
706 mbedtls_snprintf( buf, buflen, "BLOWFISH - Bad input data" );
707 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH) )
708 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid data input length" );
709 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_HW_ACCEL_FAILED) )
710 mbedtls_snprintf( buf, buflen, "BLOWFISH - Blowfish hardware accelerator failed" );
711 #endif /* MBEDTLS_BLOWFISH_C */
712
713 #if defined(MBEDTLS_CAMELLIA_C)
714 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_BAD_INPUT_DATA) )
715 mbedtls_snprintf( buf, buflen, "CAMELLIA - Bad input data" );
716 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH) )
717 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid data input length" );
718 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_HW_ACCEL_FAILED) )
719 mbedtls_snprintf( buf, buflen, "CAMELLIA - Camellia hardware accelerator failed" );
720 #endif /* MBEDTLS_CAMELLIA_C */
721
722 #if defined(MBEDTLS_CCM_C)
723 if( use_ret == -(MBEDTLS_ERR_CCM_BAD_INPUT) )
724 mbedtls_snprintf( buf, buflen, "CCM - Bad input parameters to the function" );
725 if( use_ret == -(MBEDTLS_ERR_CCM_AUTH_FAILED) )
726 mbedtls_snprintf( buf, buflen, "CCM - Authenticated decryption failed" );
727 if( use_ret == -(MBEDTLS_ERR_CCM_HW_ACCEL_FAILED) )
728 mbedtls_snprintf( buf, buflen, "CCM - CCM hardware accelerator failed" );
729 #endif /* MBEDTLS_CCM_C */
730
731 #if defined(MBEDTLS_CHACHA20_C)
732 if( use_ret == -(MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA) )
733 mbedtls_snprintf( buf, buflen, "CHACHA20 - Invalid input parameter(s)" );
734 if( use_ret == -(MBEDTLS_ERR_CHACHA20_FEATURE_UNAVAILABLE) )
735 mbedtls_snprintf( buf, buflen, "CHACHA20 - Feature not available. For example, s part of the API is not implemented" );
736 if( use_ret == -(MBEDTLS_ERR_CHACHA20_HW_ACCEL_FAILED) )
737 mbedtls_snprintf( buf, buflen, "CHACHA20 - Chacha20 hardware accelerator failed" );
738 #endif /* MBEDTLS_CHACHA20_C */
739
740 #if defined(MBEDTLS_CHACHAPOLY_C)
741 if( use_ret == -(MBEDTLS_ERR_CHACHAPOLY_BAD_STATE) )
742 mbedtls_snprintf( buf, buflen, "CHACHAPOLY - The requested operation is not permitted in the current state" );
743 if( use_ret == -(MBEDTLS_ERR_CHACHAPOLY_AUTH_FAILED) )
744 mbedtls_snprintf( buf, buflen, "CHACHAPOLY - Authenticated decryption failed: data was not authentic" );
745 #endif /* MBEDTLS_CHACHAPOLY_C */
746
747 #if defined(MBEDTLS_CMAC_C)
748 if( use_ret == -(MBEDTLS_ERR_CMAC_HW_ACCEL_FAILED) )
749 mbedtls_snprintf( buf, buflen, "CMAC - CMAC hardware accelerator failed" );
750 #endif /* MBEDTLS_CMAC_C */
751
752 #if defined(MBEDTLS_CTR_DRBG_C)
753 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED) )
754 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The entropy source failed" );
755 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG) )
756 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The requested random buffer length is too big" );
757 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG) )
758 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The input (entropy + additional data) is too large" );
759 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR) )
760 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Read or write error in file" );
761 #endif /* MBEDTLS_CTR_DRBG_C */
762
763 #if defined(MBEDTLS_DES_C)
764 if( use_ret == -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH) )
765 mbedtls_snprintf( buf, buflen, "DES - The data input has an invalid length" );
766 if( use_ret == -(MBEDTLS_ERR_DES_HW_ACCEL_FAILED) )
767 mbedtls_snprintf( buf, buflen, "DES - DES hardware accelerator failed" );
768 #endif /* MBEDTLS_DES_C */
769
770 #if defined(MBEDTLS_ENTROPY_C)
771 if( use_ret == -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED) )
772 mbedtls_snprintf( buf, buflen, "ENTROPY - Critical entropy source failure" );
773 if( use_ret == -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES) )
774 mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
775 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
776 mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
777 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
778 mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
779 if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
780 mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
781 #endif /* MBEDTLS_ENTROPY_C */
782
783 #if defined(MBEDTLS_GCM_C)
784 if( use_ret == -(MBEDTLS_ERR_GCM_AUTH_FAILED) )
785 mbedtls_snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
786 if( use_ret == -(MBEDTLS_ERR_GCM_HW_ACCEL_FAILED) )
787 mbedtls_snprintf( buf, buflen, "GCM - GCM hardware accelerator failed" );
788 if( use_ret == -(MBEDTLS_ERR_GCM_BAD_INPUT) )
789 mbedtls_snprintf( buf, buflen, "GCM - Bad input parameters to function" );
790 #endif /* MBEDTLS_GCM_C */
791
792 #if defined(MBEDTLS_HKDF_C)
793 if( use_ret == -(MBEDTLS_ERR_HKDF_BAD_INPUT_DATA) )
794 mbedtls_snprintf( buf, buflen, "HKDF - Bad input parameters to function" );
795 #endif /* MBEDTLS_HKDF_C */
796
797 #if defined(MBEDTLS_HMAC_DRBG_C)
798 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG) )
799 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Too many random requested in single call" );
800 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG) )
801 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Input too large (Entropy + additional)" );
802 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR) )
803 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Read/write error in file" );
804 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED) )
805 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - The entropy source failed" );
806 #endif /* MBEDTLS_HMAC_DRBG_C */
807
808 #if defined(MBEDTLS_MD2_C)
809 if( use_ret == -(MBEDTLS_ERR_MD2_HW_ACCEL_FAILED) )
810 mbedtls_snprintf( buf, buflen, "MD2 - MD2 hardware accelerator failed" );
811 #endif /* MBEDTLS_MD2_C */
812
813 #if defined(MBEDTLS_MD4_C)
814 if( use_ret == -(MBEDTLS_ERR_MD4_HW_ACCEL_FAILED) )
815 mbedtls_snprintf( buf, buflen, "MD4 - MD4 hardware accelerator failed" );
816 #endif /* MBEDTLS_MD4_C */
817
818 #if defined(MBEDTLS_MD5_C)
819 if( use_ret == -(MBEDTLS_ERR_MD5_HW_ACCEL_FAILED) )
820 mbedtls_snprintf( buf, buflen, "MD5 - MD5 hardware accelerator failed" );
821 #endif /* MBEDTLS_MD5_C */
822
823 #if defined(MBEDTLS_NET_C)
824 if( use_ret == -(MBEDTLS_ERR_NET_SOCKET_FAILED) )
825 mbedtls_snprintf( buf, buflen, "NET - Failed to open a socket" );
826 if( use_ret == -(MBEDTLS_ERR_NET_CONNECT_FAILED) )
827 mbedtls_snprintf( buf, buflen, "NET - The connection to the given server / port failed" );
828 if( use_ret == -(MBEDTLS_ERR_NET_BIND_FAILED) )
829 mbedtls_snprintf( buf, buflen, "NET - Binding of the socket failed" );
830 if( use_ret == -(MBEDTLS_ERR_NET_LISTEN_FAILED) )
831 mbedtls_snprintf( buf, buflen, "NET - Could not listen on the socket" );
832 if( use_ret == -(MBEDTLS_ERR_NET_ACCEPT_FAILED) )
833 mbedtls_snprintf( buf, buflen, "NET - Could not accept the incoming connection" );
834 if( use_ret == -(MBEDTLS_ERR_NET_RECV_FAILED) )
835 mbedtls_snprintf( buf, buflen, "NET - Reading information from the socket failed" );
836 if( use_ret == -(MBEDTLS_ERR_NET_SEND_FAILED) )
837 mbedtls_snprintf( buf, buflen, "NET - Sending information through the socket failed" );
838 if( use_ret == -(MBEDTLS_ERR_NET_CONN_RESET) )
839 mbedtls_snprintf( buf, buflen, "NET - Connection was reset by peer" );
840 if( use_ret == -(MBEDTLS_ERR_NET_UNKNOWN_HOST) )
841 mbedtls_snprintf( buf, buflen, "NET - Failed to get an IP address for the given hostname" );
842 if( use_ret == -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL) )
843 mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
844 if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
845 mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
846 if( use_ret == -(MBEDTLS_ERR_NET_POLL_FAILED) )
847 mbedtls_snprintf( buf, buflen, "NET - Polling the net context failed" );
848 if( use_ret == -(MBEDTLS_ERR_NET_BAD_INPUT_DATA) )
849 mbedtls_snprintf( buf, buflen, "NET - Input invalid" );
850 #endif /* MBEDTLS_NET_C */
851
852 #if defined(MBEDTLS_OID_C)
853 if( use_ret == -(MBEDTLS_ERR_OID_NOT_FOUND) )
854 mbedtls_snprintf( buf, buflen, "OID - OID is not found" );
855 if( use_ret == -(MBEDTLS_ERR_OID_BUF_TOO_SMALL) )
856 mbedtls_snprintf( buf, buflen, "OID - output buffer is too small" );
857 #endif /* MBEDTLS_OID_C */
858
859 #if defined(MBEDTLS_PADLOCK_C)
860 if( use_ret == -(MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED) )
861 mbedtls_snprintf( buf, buflen, "PADLOCK - Input data should be aligned" );
862 #endif /* MBEDTLS_PADLOCK_C */
863
864 #if defined(MBEDTLS_PLATFORM_C)
865 if( use_ret == -(MBEDTLS_ERR_PLATFORM_HW_ACCEL_FAILED) )
866 mbedtls_snprintf( buf, buflen, "PLATFORM - Hardware accelerator failed" );
867 if( use_ret == -(MBEDTLS_ERR_PLATFORM_FEATURE_UNSUPPORTED) )
868 mbedtls_snprintf( buf, buflen, "PLATFORM - The requested feature is not supported by the platform" );
869 #endif /* MBEDTLS_PLATFORM_C */
870
871 #if defined(MBEDTLS_POLY1305_C)
872 if( use_ret == -(MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA) )
873 mbedtls_snprintf( buf, buflen, "POLY1305 - Invalid input parameter(s)" );
874 if( use_ret == -(MBEDTLS_ERR_POLY1305_FEATURE_UNAVAILABLE) )
875 mbedtls_snprintf( buf, buflen, "POLY1305 - Feature not available. For example, s part of the API is not implemented" );
876 if( use_ret == -(MBEDTLS_ERR_POLY1305_HW_ACCEL_FAILED) )
877 mbedtls_snprintf( buf, buflen, "POLY1305 - Poly1305 hardware accelerator failed" );
878 #endif /* MBEDTLS_POLY1305_C */
879
880 #if defined(MBEDTLS_RIPEMD160_C)
881 if( use_ret == -(MBEDTLS_ERR_RIPEMD160_HW_ACCEL_FAILED) )
882 mbedtls_snprintf( buf, buflen, "RIPEMD160 - RIPEMD160 hardware accelerator failed" );
883 #endif /* MBEDTLS_RIPEMD160_C */
884
885 #if defined(MBEDTLS_SHA1_C)
886 if( use_ret == -(MBEDTLS_ERR_SHA1_HW_ACCEL_FAILED) )
887 mbedtls_snprintf( buf, buflen, "SHA1 - SHA-1 hardware accelerator failed" );
888 if( use_ret == -(MBEDTLS_ERR_SHA1_BAD_INPUT_DATA) )
889 mbedtls_snprintf( buf, buflen, "SHA1 - SHA-1 input data was malformed" );
890 #endif /* MBEDTLS_SHA1_C */
891
892 #if defined(MBEDTLS_SHA256_C)
893 if( use_ret == -(MBEDTLS_ERR_SHA256_HW_ACCEL_FAILED) )
894 mbedtls_snprintf( buf, buflen, "SHA256 - SHA-256 hardware accelerator failed" );
895 if( use_ret == -(MBEDTLS_ERR_SHA256_BAD_INPUT_DATA) )
896 mbedtls_snprintf( buf, buflen, "SHA256 - SHA-256 input data was malformed" );
897 #endif /* MBEDTLS_SHA256_C */
898
899 #if defined(MBEDTLS_SHA512_C)
900 if( use_ret == -(MBEDTLS_ERR_SHA512_HW_ACCEL_FAILED) )
901 mbedtls_snprintf( buf, buflen, "SHA512 - SHA-512 hardware accelerator failed" );
902 if( use_ret == -(MBEDTLS_ERR_SHA512_BAD_INPUT_DATA) )
903 mbedtls_snprintf( buf, buflen, "SHA512 - SHA-512 input data was malformed" );
904 #endif /* MBEDTLS_SHA512_C */
905
906 #if defined(MBEDTLS_THREADING_C)
907 if( use_ret == -(MBEDTLS_ERR_THREADING_FEATURE_UNAVAILABLE) )
908 mbedtls_snprintf( buf, buflen, "THREADING - The selected feature is not available" );
909 if( use_ret == -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA) )
910 mbedtls_snprintf( buf, buflen, "THREADING - Bad input parameters to function" );
911 if( use_ret == -(MBEDTLS_ERR_THREADING_MUTEX_ERROR) )
912 mbedtls_snprintf( buf, buflen, "THREADING - Locking / unlocking / free failed with error code" );
913 #endif /* MBEDTLS_THREADING_C */
914
915 #if defined(MBEDTLS_XTEA_C)
916 if( use_ret == -(MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH) )
917 mbedtls_snprintf( buf, buflen, "XTEA - The data input has an invalid length" );
918 if( use_ret == -(MBEDTLS_ERR_XTEA_HW_ACCEL_FAILED) )
919 mbedtls_snprintf( buf, buflen, "XTEA - XTEA hardware accelerator failed" );
920 #endif /* MBEDTLS_XTEA_C */
921 // END generated code
922
923 if( strlen( buf ) != 0 )
924 return;
925
926 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
927 }
928
929 #else /* MBEDTLS_ERROR_C */
930
931 /*
932 * Provide an non-function in case MBEDTLS_ERROR_C is not defined
933 */
mbedtls_strerror(int ret,char * buf,size_t buflen)934 void mbedtls_strerror( int ret, char *buf, size_t buflen )
935 {
936 ((void) ret);
937
938 if( buflen > 0 )
939 buf[0] = '\0';
940 }
941
942 #endif /* MBEDTLS_ERROR_C */
943
944 #endif /* MBEDTLS_ERROR_C || MBEDTLS_ERROR_STRERROR_DUMMY */
945