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Ndef and MAD (#801)
[proxmark3-svn] / common / mbedtls / error.c
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CommitLineData
1/*
2 * Error message information
3 *
4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
5 * SPDX-License-Identifier: GPL-2.0
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * This file is part of mbed TLS (https://tls.mbed.org)
22 */
23
24#if !defined(MBEDTLS_CONFIG_FILE)
25#include "mbedtls/config.h"
26#else
27#include MBEDTLS_CONFIG_FILE
28#endif
29
30#if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
31#include "mbedtls/error.h"
32#include <string.h>
33#endif
34
35#if defined(MBEDTLS_PLATFORM_C)
36#include "mbedtls/platform.h"
37#else
38#define mbedtls_snprintf snprintf
39#define mbedtls_time_t time_t
40#endif
41
42#if defined(MBEDTLS_ERROR_C)
43
44#include <stdio.h>
45
46#if defined(MBEDTLS_AES_C)
47#include "mbedtls/aes.h"
48#endif
49
50#if defined(MBEDTLS_ARC4_C)
51#include "mbedtls/arc4.h"
52#endif
53
54#if defined(MBEDTLS_ARIA_C)
55#include "mbedtls/aria.h"
56#endif
57
58#if defined(MBEDTLS_BASE64_C)
59#include "mbedtls/base64.h"
60#endif
61
62#if defined(MBEDTLS_BIGNUM_C)
63#include "mbedtls/bignum.h"
64#endif
65
66#if defined(MBEDTLS_BLOWFISH_C)
67#include "mbedtls/blowfish.h"
68#endif
69
70#if defined(MBEDTLS_CAMELLIA_C)
71#include "mbedtls/camellia.h"
72#endif
73
74#if defined(MBEDTLS_CCM_C)
75#include "mbedtls/ccm.h"
76#endif
77
78#if defined(MBEDTLS_CHACHA20_C)
79#include "mbedtls/chacha20.h"
80#endif
81
82#if defined(MBEDTLS_CHACHAPOLY_C)
83#include "mbedtls/chachapoly.h"
84#endif
85
86#if defined(MBEDTLS_CIPHER_C)
87#include "mbedtls/cipher.h"
88#endif
89
90#if defined(MBEDTLS_CMAC_C)
91#include "mbedtls/cmac.h"
92#endif
93
94#if defined(MBEDTLS_CTR_DRBG_C)
95#include "mbedtls/ctr_drbg.h"
96#endif
97
98#if defined(MBEDTLS_DES_C)
99#include "mbedtls/des.h"
100#endif
101
102#if defined(MBEDTLS_DHM_C)
103#include "mbedtls/dhm.h"
104#endif
105
106#if defined(MBEDTLS_ECP_C)
107#include "mbedtls/ecp.h"
108#endif
109
110#if defined(MBEDTLS_ENTROPY_C)
111#include "mbedtls/entropy.h"
112#endif
113
114#if defined(MBEDTLS_GCM_C)
115#include "mbedtls/gcm.h"
116#endif
117
118#if defined(MBEDTLS_HKDF_C)
119#include "mbedtls/hkdf.h"
120#endif
121
122#if defined(MBEDTLS_HMAC_DRBG_C)
123#include "mbedtls/hmac_drbg.h"
124#endif
125
126#if defined(MBEDTLS_MD_C)
127#include "mbedtls/md.h"
128#endif
129
130#if defined(MBEDTLS_MD2_C)
131#include "mbedtls/md2.h"
132#endif
133
134#if defined(MBEDTLS_MD4_C)
135#include "mbedtls/md4.h"
136#endif
137
138#if defined(MBEDTLS_MD5_C)
139#include "mbedtls/md5.h"
140#endif
141
142#if defined(MBEDTLS_NET_C)
143#include "mbedtls/net_sockets.h"
144#endif
145
146#if defined(MBEDTLS_OID_C)
147#include "mbedtls/oid.h"
148#endif
149
150#if defined(MBEDTLS_PADLOCK_C)
151#include "mbedtls/padlock.h"
152#endif
153
154#if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
155#include "mbedtls/pem.h"
156#endif
157
158#if defined(MBEDTLS_PK_C)
159#include "mbedtls/pk.h"
160#endif
161
162#if defined(MBEDTLS_PKCS12_C)
163#include "mbedtls/pkcs12.h"
164#endif
165
166#if defined(MBEDTLS_PKCS5_C)
167#include "mbedtls/pkcs5.h"
168#endif
169
170#if defined(MBEDTLS_POLY1305_C)
171#include "mbedtls/poly1305.h"
172#endif
173
174#if defined(MBEDTLS_RIPEMD160_C)
175#include "mbedtls/ripemd160.h"
176#endif
177
178#if defined(MBEDTLS_RSA_C)
179#include "mbedtls/rsa.h"
180#endif
181
182#if defined(MBEDTLS_SHA1_C)
183#include "mbedtls/sha1.h"
184#endif
185
186#if defined(MBEDTLS_SHA256_C)
187#include "mbedtls/sha256.h"
188#endif
189
190#if defined(MBEDTLS_SHA512_C)
191#include "mbedtls/sha512.h"
192#endif
193
194#if defined(MBEDTLS_SSL_TLS_C)
195#include "mbedtls/ssl.h"
196#endif
197
198#if defined(MBEDTLS_THREADING_C)
199#include "mbedtls/threading.h"
200#endif
201
202#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
203#include "mbedtls/x509.h"
204#endif
205
206#if defined(MBEDTLS_XTEA_C)
207#include "mbedtls/xtea.h"
208#endif
209
210
211void mbedtls_strerror( int ret, char *buf, size_t buflen )
212{
213 size_t len;
214 int use_ret;
215
216 if( buflen == 0 )
217 return;
218
219 memset( buf, 0x00, buflen );
220
221 if( ret < 0 )
222 ret = -ret;
223
224 if( ret & 0xFF80 )
225 {
226 use_ret = ret & 0xFF80;
227
228 // High level error codes
229 //
230 // BEGIN generated code
231#if defined(MBEDTLS_CIPHER_C)
232 if( use_ret == -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) )
233 mbedtls_snprintf( buf, buflen, "CIPHER - The selected feature is not available" );
234 if( use_ret == -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA) )
235 mbedtls_snprintf( buf, buflen, "CIPHER - Bad input parameters" );
236 if( use_ret == -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED) )
237 mbedtls_snprintf( buf, buflen, "CIPHER - Failed to allocate memory" );
238 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_PADDING) )
239 mbedtls_snprintf( buf, buflen, "CIPHER - Input data contains invalid padding and is rejected" );
240 if( use_ret == -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED) )
241 mbedtls_snprintf( buf, buflen, "CIPHER - Decryption of block requires a full block" );
242 if( use_ret == -(MBEDTLS_ERR_CIPHER_AUTH_FAILED) )
243 mbedtls_snprintf( buf, buflen, "CIPHER - Authentication failed (for AEAD modes)" );
244 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT) )
245 mbedtls_snprintf( buf, buflen, "CIPHER - The context is invalid. For example, because it was freed" );
246 if( use_ret == -(MBEDTLS_ERR_CIPHER_HW_ACCEL_FAILED) )
247 mbedtls_snprintf( buf, buflen, "CIPHER - Cipher hardware accelerator failed" );
248#endif /* MBEDTLS_CIPHER_C */
249
250#if defined(MBEDTLS_DHM_C)
251 if( use_ret == -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA) )
252 mbedtls_snprintf( buf, buflen, "DHM - Bad input parameters" );
253 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED) )
254 mbedtls_snprintf( buf, buflen, "DHM - Reading of the DHM parameters failed" );
255 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED) )
256 mbedtls_snprintf( buf, buflen, "DHM - Making of the DHM parameters failed" );
257 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED) )
258 mbedtls_snprintf( buf, buflen, "DHM - Reading of the public values failed" );
259 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED) )
260 mbedtls_snprintf( buf, buflen, "DHM - Making of the public value failed" );
261 if( use_ret == -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED) )
262 mbedtls_snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
263 if( use_ret == -(MBEDTLS_ERR_DHM_INVALID_FORMAT) )
264 mbedtls_snprintf( buf, buflen, "DHM - The ASN.1 data is not formatted correctly" );
265 if( use_ret == -(MBEDTLS_ERR_DHM_ALLOC_FAILED) )
266 mbedtls_snprintf( buf, buflen, "DHM - Allocation of memory failed" );
267 if( use_ret == -(MBEDTLS_ERR_DHM_FILE_IO_ERROR) )
268 mbedtls_snprintf( buf, buflen, "DHM - Read or write of file failed" );
269 if( use_ret == -(MBEDTLS_ERR_DHM_HW_ACCEL_FAILED) )
270 mbedtls_snprintf( buf, buflen, "DHM - DHM hardware accelerator failed" );
271 if( use_ret == -(MBEDTLS_ERR_DHM_SET_GROUP_FAILED) )
272 mbedtls_snprintf( buf, buflen, "DHM - Setting the modulus and generator failed" );
273#endif /* MBEDTLS_DHM_C */
274
275#if defined(MBEDTLS_ECP_C)
276 if( use_ret == -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA) )
277 mbedtls_snprintf( buf, buflen, "ECP - Bad input parameters to function" );
278 if( use_ret == -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL) )
279 mbedtls_snprintf( buf, buflen, "ECP - The buffer is too small to write to" );
280 if( use_ret == -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE) )
281 mbedtls_snprintf( buf, buflen, "ECP - The requested feature is not available, for example, the requested curve is not supported" );
282 if( use_ret == -(MBEDTLS_ERR_ECP_VERIFY_FAILED) )
283 mbedtls_snprintf( buf, buflen, "ECP - The signature is not valid" );
284 if( use_ret == -(MBEDTLS_ERR_ECP_ALLOC_FAILED) )
285 mbedtls_snprintf( buf, buflen, "ECP - Memory allocation failed" );
286 if( use_ret == -(MBEDTLS_ERR_ECP_RANDOM_FAILED) )
287 mbedtls_snprintf( buf, buflen, "ECP - Generation of random value, such as ephemeral key, failed" );
288 if( use_ret == -(MBEDTLS_ERR_ECP_INVALID_KEY) )
289 mbedtls_snprintf( buf, buflen, "ECP - Invalid private or public key" );
290 if( use_ret == -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH) )
291 mbedtls_snprintf( buf, buflen, "ECP - The buffer contains a valid signature followed by more data" );
292 if( use_ret == -(MBEDTLS_ERR_ECP_HW_ACCEL_FAILED) )
293 mbedtls_snprintf( buf, buflen, "ECP - The ECP hardware accelerator failed" );
294#endif /* MBEDTLS_ECP_C */
295
296#if defined(MBEDTLS_MD_C)
297 if( use_ret == -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE) )
298 mbedtls_snprintf( buf, buflen, "MD - The selected feature is not available" );
299 if( use_ret == -(MBEDTLS_ERR_MD_BAD_INPUT_DATA) )
300 mbedtls_snprintf( buf, buflen, "MD - Bad input parameters to function" );
301 if( use_ret == -(MBEDTLS_ERR_MD_ALLOC_FAILED) )
302 mbedtls_snprintf( buf, buflen, "MD - Failed to allocate memory" );
303 if( use_ret == -(MBEDTLS_ERR_MD_FILE_IO_ERROR) )
304 mbedtls_snprintf( buf, buflen, "MD - Opening or reading of file failed" );
305 if( use_ret == -(MBEDTLS_ERR_MD_HW_ACCEL_FAILED) )
306 mbedtls_snprintf( buf, buflen, "MD - MD hardware accelerator failed" );
307#endif /* MBEDTLS_MD_C */
308
309#if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
310 if( use_ret == -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
311 mbedtls_snprintf( buf, buflen, "PEM - No PEM header or footer found" );
312 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_DATA) )
313 mbedtls_snprintf( buf, buflen, "PEM - PEM string is not as expected" );
314 if( use_ret == -(MBEDTLS_ERR_PEM_ALLOC_FAILED) )
315 mbedtls_snprintf( buf, buflen, "PEM - Failed to allocate memory" );
316 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_ENC_IV) )
317 mbedtls_snprintf( buf, buflen, "PEM - RSA IV is not in hex-format" );
318 if( use_ret == -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG) )
319 mbedtls_snprintf( buf, buflen, "PEM - Unsupported key encryption algorithm" );
320 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED) )
321 mbedtls_snprintf( buf, buflen, "PEM - Private key password can't be empty" );
322 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH) )
323 mbedtls_snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
324 if( use_ret == -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE) )
325 mbedtls_snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
326 if( use_ret == -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA) )
327 mbedtls_snprintf( buf, buflen, "PEM - Bad input parameters to function" );
328#endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
329
330#if defined(MBEDTLS_PK_C)
331 if( use_ret == -(MBEDTLS_ERR_PK_ALLOC_FAILED) )
332 mbedtls_snprintf( buf, buflen, "PK - Memory allocation failed" );
333 if( use_ret == -(MBEDTLS_ERR_PK_TYPE_MISMATCH) )
334 mbedtls_snprintf( buf, buflen, "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
335 if( use_ret == -(MBEDTLS_ERR_PK_BAD_INPUT_DATA) )
336 mbedtls_snprintf( buf, buflen, "PK - Bad input parameters to function" );
337 if( use_ret == -(MBEDTLS_ERR_PK_FILE_IO_ERROR) )
338 mbedtls_snprintf( buf, buflen, "PK - Read/write of file failed" );
339 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION) )
340 mbedtls_snprintf( buf, buflen, "PK - Unsupported key version" );
341 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT) )
342 mbedtls_snprintf( buf, buflen, "PK - Invalid key tag or value" );
343 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG) )
344 mbedtls_snprintf( buf, buflen, "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
345 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED) )
346 mbedtls_snprintf( buf, buflen, "PK - Private key password can't be empty" );
347 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH) )
348 mbedtls_snprintf( buf, buflen, "PK - Given private key password does not allow for correct decryption" );
349 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_PUBKEY) )
350 mbedtls_snprintf( buf, buflen, "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
351 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_ALG) )
352 mbedtls_snprintf( buf, buflen, "PK - The algorithm tag or value is invalid" );
353 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE) )
354 mbedtls_snprintf( buf, buflen, "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
355 if( use_ret == -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) )
356 mbedtls_snprintf( buf, buflen, "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
357 if( use_ret == -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH) )
358 mbedtls_snprintf( buf, buflen, "PK - The buffer contains a valid signature followed by more data" );
359 if( use_ret == -(MBEDTLS_ERR_PK_HW_ACCEL_FAILED) )
360 mbedtls_snprintf( buf, buflen, "PK - PK hardware accelerator failed" );
361#endif /* MBEDTLS_PK_C */
362
363#if defined(MBEDTLS_PKCS12_C)
364 if( use_ret == -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA) )
365 mbedtls_snprintf( buf, buflen, "PKCS12 - Bad input parameters to function" );
366 if( use_ret == -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE) )
367 mbedtls_snprintf( buf, buflen, "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
368 if( use_ret == -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT) )
369 mbedtls_snprintf( buf, buflen, "PKCS12 - PBE ASN.1 data not as expected" );
370 if( use_ret == -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH) )
371 mbedtls_snprintf( buf, buflen, "PKCS12 - Given private key password does not allow for correct decryption" );
372#endif /* MBEDTLS_PKCS12_C */
373
374#if defined(MBEDTLS_PKCS5_C)
375 if( use_ret == -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA) )
376 mbedtls_snprintf( buf, buflen, "PKCS5 - Bad input parameters to function" );
377 if( use_ret == -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT) )
378 mbedtls_snprintf( buf, buflen, "PKCS5 - Unexpected ASN.1 data" );
379 if( use_ret == -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE) )
380 mbedtls_snprintf( buf, buflen, "PKCS5 - Requested encryption or digest alg not available" );
381 if( use_ret == -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH) )
382 mbedtls_snprintf( buf, buflen, "PKCS5 - Given private key password does not allow for correct decryption" );
383#endif /* MBEDTLS_PKCS5_C */
384
385#if defined(MBEDTLS_RSA_C)
386 if( use_ret == -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA) )
387 mbedtls_snprintf( buf, buflen, "RSA - Bad input parameters to function" );
388 if( use_ret == -(MBEDTLS_ERR_RSA_INVALID_PADDING) )
389 mbedtls_snprintf( buf, buflen, "RSA - Input data contains invalid padding and is rejected" );
390 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED) )
391 mbedtls_snprintf( buf, buflen, "RSA - Something failed during generation of a key" );
392 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED) )
393 mbedtls_snprintf( buf, buflen, "RSA - Key failed to pass the validity check of the library" );
394 if( use_ret == -(MBEDTLS_ERR_RSA_PUBLIC_FAILED) )
395 mbedtls_snprintf( buf, buflen, "RSA - The public key operation failed" );
396 if( use_ret == -(MBEDTLS_ERR_RSA_PRIVATE_FAILED) )
397 mbedtls_snprintf( buf, buflen, "RSA - The private key operation failed" );
398 if( use_ret == -(MBEDTLS_ERR_RSA_VERIFY_FAILED) )
399 mbedtls_snprintf( buf, buflen, "RSA - The PKCS#1 verification failed" );
400 if( use_ret == -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE) )
401 mbedtls_snprintf( buf, buflen, "RSA - The output buffer for decryption is not large enough" );
402 if( use_ret == -(MBEDTLS_ERR_RSA_RNG_FAILED) )
403 mbedtls_snprintf( buf, buflen, "RSA - The random generator failed to generate non-zeros" );
404 if( use_ret == -(MBEDTLS_ERR_RSA_UNSUPPORTED_OPERATION) )
405 mbedtls_snprintf( buf, buflen, "RSA - The implementation does not offer the requested operation, for example, because of security violations or lack of functionality" );
406 if( use_ret == -(MBEDTLS_ERR_RSA_HW_ACCEL_FAILED) )
407 mbedtls_snprintf( buf, buflen, "RSA - RSA hardware accelerator failed" );
408#endif /* MBEDTLS_RSA_C */
409
410#if defined(MBEDTLS_SSL_TLS_C)
411 if( use_ret == -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE) )
412 mbedtls_snprintf( buf, buflen, "SSL - The requested feature is not available" );
413 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA) )
414 mbedtls_snprintf( buf, buflen, "SSL - Bad input parameters to function" );
415 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_MAC) )
416 mbedtls_snprintf( buf, buflen, "SSL - Verification of the message MAC failed" );
417 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_RECORD) )
418 mbedtls_snprintf( buf, buflen, "SSL - An invalid SSL record was received" );
419 if( use_ret == -(MBEDTLS_ERR_SSL_CONN_EOF) )
420 mbedtls_snprintf( buf, buflen, "SSL - The connection indicated an EOF" );
421 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_CIPHER) )
422 mbedtls_snprintf( buf, buflen, "SSL - An unknown cipher was received" );
423 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN) )
424 mbedtls_snprintf( buf, buflen, "SSL - The server has no ciphersuites in common with the client" );
425 if( use_ret == -(MBEDTLS_ERR_SSL_NO_RNG) )
426 mbedtls_snprintf( buf, buflen, "SSL - No RNG was provided to the SSL module" );
427 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE) )
428 mbedtls_snprintf( buf, buflen, "SSL - No client certification received from the client, but required by the authentication mode" );
429 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE) )
430 mbedtls_snprintf( buf, buflen, "SSL - Our own certificate(s) is/are too large to send in an SSL message" );
431 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED) )
432 mbedtls_snprintf( buf, buflen, "SSL - The own certificate is not set, but needed by the server" );
433 if( use_ret == -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) )
434 mbedtls_snprintf( buf, buflen, "SSL - The own private key or pre-shared key is not set, but needed" );
435 if( use_ret == -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED) )
436 mbedtls_snprintf( buf, buflen, "SSL - No CA Chain is set, but required to operate" );
437 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE) )
438 mbedtls_snprintf( buf, buflen, "SSL - An unexpected message was received from our peer" );
439 if( use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE) )
440 {
441 mbedtls_snprintf( buf, buflen, "SSL - A fatal alert message was received from our peer" );
442 return;
443 }
444 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED) )
445 mbedtls_snprintf( buf, buflen, "SSL - Verification of our peer failed" );
446 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) )
447 mbedtls_snprintf( buf, buflen, "SSL - The peer notified us that the connection is going to be closed" );
448 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO) )
449 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientHello handshake message failed" );
450 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO) )
451 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHello handshake message failed" );
452 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE) )
453 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Certificate handshake message failed" );
454 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST) )
455 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateRequest handshake message failed" );
456 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE) )
457 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerKeyExchange handshake message failed" );
458 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE) )
459 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHelloDone handshake message failed" );
460 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE) )
461 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed" );
462 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP) )
463 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Read Public" );
464 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS) )
465 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Calculate Secret" );
466 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY) )
467 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateVerify handshake message failed" );
468 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC) )
469 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ChangeCipherSpec handshake message failed" );
470 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_FINISHED) )
471 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Finished handshake message failed" );
472 if( use_ret == -(MBEDTLS_ERR_SSL_ALLOC_FAILED) )
473 mbedtls_snprintf( buf, buflen, "SSL - Memory allocation failed" );
474 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED) )
475 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function returned with error" );
476 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH) )
477 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function skipped / left alone data" );
478 if( use_ret == -(MBEDTLS_ERR_SSL_COMPRESSION_FAILED) )
479 mbedtls_snprintf( buf, buflen, "SSL - Processing of the compression / decompression failed" );
480 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION) )
481 mbedtls_snprintf( buf, buflen, "SSL - Handshake protocol not within min/max boundaries" );
482 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET) )
483 mbedtls_snprintf( buf, buflen, "SSL - Processing of the NewSessionTicket handshake message failed" );
484 if( use_ret == -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED) )
485 mbedtls_snprintf( buf, buflen, "SSL - Session ticket has expired" );
486 if( use_ret == -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH) )
487 mbedtls_snprintf( buf, buflen, "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
488 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY) )
489 mbedtls_snprintf( buf, buflen, "SSL - Unknown identity received (eg, PSK identity)" );
490 if( use_ret == -(MBEDTLS_ERR_SSL_INTERNAL_ERROR) )
491 mbedtls_snprintf( buf, buflen, "SSL - Internal error (eg, unexpected failure in lower-level module)" );
492 if( use_ret == -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING) )
493 mbedtls_snprintf( buf, buflen, "SSL - A counter would wrap (eg, too many messages exchanged)" );
494 if( use_ret == -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO) )
495 mbedtls_snprintf( buf, buflen, "SSL - Unexpected message at ServerHello in renegotiation" );
496 if( use_ret == -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) )
497 mbedtls_snprintf( buf, buflen, "SSL - DTLS client must retry for hello verification" );
498 if( use_ret == -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) )
499 mbedtls_snprintf( buf, buflen, "SSL - A buffer is too small to receive or write a message" );
500 if( use_ret == -(MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE) )
501 mbedtls_snprintf( buf, buflen, "SSL - None of the common ciphersuites is usable (eg, no suitable certificate, see debug messages)" );
502 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_READ) )
503 mbedtls_snprintf( buf, buflen, "SSL - No data of requested type currently available on underlying transport" );
504 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_WRITE) )
505 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a write call" );
506 if( use_ret == -(MBEDTLS_ERR_SSL_TIMEOUT) )
507 mbedtls_snprintf( buf, buflen, "SSL - The operation timed out" );
508 if( use_ret == -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT) )
509 mbedtls_snprintf( buf, buflen, "SSL - The client initiated a reconnect from the same port" );
510 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD) )
511 mbedtls_snprintf( buf, buflen, "SSL - Record header looks valid but is not expected" );
512 if( use_ret == -(MBEDTLS_ERR_SSL_NON_FATAL) )
513 mbedtls_snprintf( buf, buflen, "SSL - The alert message received indicates a non-fatal error" );
514 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH) )
515 mbedtls_snprintf( buf, buflen, "SSL - Couldn't set the hash for verifying CertificateVerify" );
516 if( use_ret == -(MBEDTLS_ERR_SSL_CONTINUE_PROCESSING) )
517 mbedtls_snprintf( buf, buflen, "SSL - Internal-only message signaling that further message-processing should be done" );
518 if( use_ret == -(MBEDTLS_ERR_SSL_ASYNC_IN_PROGRESS) )
519 mbedtls_snprintf( buf, buflen, "SSL - The asynchronous operation is not completed yet" );
520 if( use_ret == -(MBEDTLS_ERR_SSL_EARLY_MESSAGE) )
521 mbedtls_snprintf( buf, buflen, "SSL - Internal-only message signaling that a message arrived early" );
522#endif /* MBEDTLS_SSL_TLS_C */
523
524#if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
525 if( use_ret == -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE) )
526 mbedtls_snprintf( buf, buflen, "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
527 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_OID) )
528 mbedtls_snprintf( buf, buflen, "X509 - Requested OID is unknown" );
529 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_FORMAT) )
530 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
531 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_VERSION) )
532 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR version element is invalid" );
533 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SERIAL) )
534 mbedtls_snprintf( buf, buflen, "X509 - The serial tag or value is invalid" );
535 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_ALG) )
536 mbedtls_snprintf( buf, buflen, "X509 - The algorithm tag or value is invalid" );
537 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_NAME) )
538 mbedtls_snprintf( buf, buflen, "X509 - The name tag or value is invalid" );
539 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_DATE) )
540 mbedtls_snprintf( buf, buflen, "X509 - The date tag or value is invalid" );
541 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SIGNATURE) )
542 mbedtls_snprintf( buf, buflen, "X509 - The signature tag or value invalid" );
543 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS) )
544 mbedtls_snprintf( buf, buflen, "X509 - The extension tag or value is invalid" );
545 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_VERSION) )
546 mbedtls_snprintf( buf, buflen, "X509 - CRT/CRL/CSR has an unsupported version number" );
547 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG) )
548 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithm (oid) is unsupported" );
549 if( use_ret == -(MBEDTLS_ERR_X509_SIG_MISMATCH) )
550 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
551 if( use_ret == -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) )
552 mbedtls_snprintf( buf, buflen, "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
553 if( use_ret == -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT) )
554 mbedtls_snprintf( buf, buflen, "X509 - Format not recognized as DER or PEM" );
555 if( use_ret == -(MBEDTLS_ERR_X509_BAD_INPUT_DATA) )
556 mbedtls_snprintf( buf, buflen, "X509 - Input invalid" );
557 if( use_ret == -(MBEDTLS_ERR_X509_ALLOC_FAILED) )
558 mbedtls_snprintf( buf, buflen, "X509 - Allocation of memory failed" );
559 if( use_ret == -(MBEDTLS_ERR_X509_FILE_IO_ERROR) )
560 mbedtls_snprintf( buf, buflen, "X509 - Read/write of file failed" );
561 if( use_ret == -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL) )
562 mbedtls_snprintf( buf, buflen, "X509 - Destination buffer is too small" );
563 if( use_ret == -(MBEDTLS_ERR_X509_FATAL_ERROR) )
564 mbedtls_snprintf( buf, buflen, "X509 - A fatal error occured, eg the chain is too long or the vrfy callback failed" );
565#endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
566 // END generated code
567
568 if( strlen( buf ) == 0 )
569 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
570 }
571
572 use_ret = ret & ~0xFF80;
573
574 if( use_ret == 0 )
575 return;
576
577 // If high level code is present, make a concatenation between both
578 // error strings.
579 //
580 len = strlen( buf );
581
582 if( len > 0 )
583 {
584 if( buflen - len < 5 )
585 return;
586
587 mbedtls_snprintf( buf + len, buflen - len, " : " );
588
589 buf += len + 3;
590 buflen -= len + 3;
591 }
592
593 // Low level error codes
594 //
595 // BEGIN generated code
596#if defined(MBEDTLS_AES_C)
597 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH) )
598 mbedtls_snprintf( buf, buflen, "AES - Invalid key length" );
599 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH) )
600 mbedtls_snprintf( buf, buflen, "AES - Invalid data input length" );
601 if( use_ret == -(MBEDTLS_ERR_AES_BAD_INPUT_DATA) )
602 mbedtls_snprintf( buf, buflen, "AES - Invalid input data" );
603 if( use_ret == -(MBEDTLS_ERR_AES_FEATURE_UNAVAILABLE) )
604 mbedtls_snprintf( buf, buflen, "AES - Feature not available. For example, an unsupported AES key size" );
605 if( use_ret == -(MBEDTLS_ERR_AES_HW_ACCEL_FAILED) )
606 mbedtls_snprintf( buf, buflen, "AES - AES hardware accelerator failed" );
607#endif /* MBEDTLS_AES_C */
608
609#if defined(MBEDTLS_ARC4_C)
610 if( use_ret == -(MBEDTLS_ERR_ARC4_HW_ACCEL_FAILED) )
611 mbedtls_snprintf( buf, buflen, "ARC4 - ARC4 hardware accelerator failed" );
612#endif /* MBEDTLS_ARC4_C */
613
614#if defined(MBEDTLS_ARIA_C)
615 if( use_ret == -(MBEDTLS_ERR_ARIA_INVALID_KEY_LENGTH) )
616 mbedtls_snprintf( buf, buflen, "ARIA - Invalid key length" );
617 if( use_ret == -(MBEDTLS_ERR_ARIA_INVALID_INPUT_LENGTH) )
618 mbedtls_snprintf( buf, buflen, "ARIA - Invalid data input length" );
619 if( use_ret == -(MBEDTLS_ERR_ARIA_FEATURE_UNAVAILABLE) )
620 mbedtls_snprintf( buf, buflen, "ARIA - Feature not available. For example, an unsupported ARIA key size" );
621 if( use_ret == -(MBEDTLS_ERR_ARIA_HW_ACCEL_FAILED) )
622 mbedtls_snprintf( buf, buflen, "ARIA - ARIA hardware accelerator failed" );
623#endif /* MBEDTLS_ARIA_C */
624
625#if defined(MBEDTLS_ASN1_PARSE_C)
626 if( use_ret == -(MBEDTLS_ERR_ASN1_OUT_OF_DATA) )
627 mbedtls_snprintf( buf, buflen, "ASN1 - Out of data when parsing an ASN1 data structure" );
628 if( use_ret == -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG) )
629 mbedtls_snprintf( buf, buflen, "ASN1 - ASN1 tag was of an unexpected value" );
630 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_LENGTH) )
631 mbedtls_snprintf( buf, buflen, "ASN1 - Error when trying to determine the length or invalid length" );
632 if( use_ret == -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH) )
633 mbedtls_snprintf( buf, buflen, "ASN1 - Actual length differs from expected length" );
634 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_DATA) )
635 mbedtls_snprintf( buf, buflen, "ASN1 - Data is invalid. (not used)" );
636 if( use_ret == -(MBEDTLS_ERR_ASN1_ALLOC_FAILED) )
637 mbedtls_snprintf( buf, buflen, "ASN1 - Memory allocation failed" );
638 if( use_ret == -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL) )
639 mbedtls_snprintf( buf, buflen, "ASN1 - Buffer too small when writing ASN.1 data structure" );
640#endif /* MBEDTLS_ASN1_PARSE_C */
641
642#if defined(MBEDTLS_BASE64_C)
643 if( use_ret == -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL) )
644 mbedtls_snprintf( buf, buflen, "BASE64 - Output buffer too small" );
645 if( use_ret == -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER) )
646 mbedtls_snprintf( buf, buflen, "BASE64 - Invalid character in input" );
647#endif /* MBEDTLS_BASE64_C */
648
649#if defined(MBEDTLS_BIGNUM_C)
650 if( use_ret == -(MBEDTLS_ERR_MPI_FILE_IO_ERROR) )
651 mbedtls_snprintf( buf, buflen, "BIGNUM - An error occurred while reading from or writing to a file" );
652 if( use_ret == -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA) )
653 mbedtls_snprintf( buf, buflen, "BIGNUM - Bad input parameters to function" );
654 if( use_ret == -(MBEDTLS_ERR_MPI_INVALID_CHARACTER) )
655 mbedtls_snprintf( buf, buflen, "BIGNUM - There is an invalid character in the digit string" );
656 if( use_ret == -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL) )
657 mbedtls_snprintf( buf, buflen, "BIGNUM - The buffer is too small to write to" );
658 if( use_ret == -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE) )
659 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are negative or result in illegal output" );
660 if( use_ret == -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO) )
661 mbedtls_snprintf( buf, buflen, "BIGNUM - The input argument for division is zero, which is not allowed" );
662 if( use_ret == -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE) )
663 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are not acceptable" );
664 if( use_ret == -(MBEDTLS_ERR_MPI_ALLOC_FAILED) )
665 mbedtls_snprintf( buf, buflen, "BIGNUM - Memory allocation failed" );
666#endif /* MBEDTLS_BIGNUM_C */
667
668#if defined(MBEDTLS_BLOWFISH_C)
669 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH) )
670 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid key length" );
671 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_HW_ACCEL_FAILED) )
672 mbedtls_snprintf( buf, buflen, "BLOWFISH - Blowfish hardware accelerator failed" );
673 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH) )
674 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid data input length" );
675#endif /* MBEDTLS_BLOWFISH_C */
676
677#if defined(MBEDTLS_CAMELLIA_C)
678 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH) )
679 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid key length" );
680 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH) )
681 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid data input length" );
682 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_HW_ACCEL_FAILED) )
683 mbedtls_snprintf( buf, buflen, "CAMELLIA - Camellia hardware accelerator failed" );
684#endif /* MBEDTLS_CAMELLIA_C */
685
686#if defined(MBEDTLS_CCM_C)
687 if( use_ret == -(MBEDTLS_ERR_CCM_BAD_INPUT) )
688 mbedtls_snprintf( buf, buflen, "CCM - Bad input parameters to the function" );
689 if( use_ret == -(MBEDTLS_ERR_CCM_AUTH_FAILED) )
690 mbedtls_snprintf( buf, buflen, "CCM - Authenticated decryption failed" );
691 if( use_ret == -(MBEDTLS_ERR_CCM_HW_ACCEL_FAILED) )
692 mbedtls_snprintf( buf, buflen, "CCM - CCM hardware accelerator failed" );
693#endif /* MBEDTLS_CCM_C */
694
695#if defined(MBEDTLS_CHACHA20_C)
696 if( use_ret == -(MBEDTLS_ERR_CHACHA20_BAD_INPUT_DATA) )
697 mbedtls_snprintf( buf, buflen, "CHACHA20 - Invalid input parameter(s)" );
698 if( use_ret == -(MBEDTLS_ERR_CHACHA20_FEATURE_UNAVAILABLE) )
699 mbedtls_snprintf( buf, buflen, "CHACHA20 - Feature not available. For example, s part of the API is not implemented" );
700 if( use_ret == -(MBEDTLS_ERR_CHACHA20_HW_ACCEL_FAILED) )
701 mbedtls_snprintf( buf, buflen, "CHACHA20 - Chacha20 hardware accelerator failed" );
702#endif /* MBEDTLS_CHACHA20_C */
703
704#if defined(MBEDTLS_CHACHAPOLY_C)
705 if( use_ret == -(MBEDTLS_ERR_CHACHAPOLY_BAD_STATE) )
706 mbedtls_snprintf( buf, buflen, "CHACHAPOLY - The requested operation is not permitted in the current state" );
707 if( use_ret == -(MBEDTLS_ERR_CHACHAPOLY_AUTH_FAILED) )
708 mbedtls_snprintf( buf, buflen, "CHACHAPOLY - Authenticated decryption failed: data was not authentic" );
709#endif /* MBEDTLS_CHACHAPOLY_C */
710
711#if defined(MBEDTLS_CMAC_C)
712 if( use_ret == -(MBEDTLS_ERR_CMAC_HW_ACCEL_FAILED) )
713 mbedtls_snprintf( buf, buflen, "CMAC - CMAC hardware accelerator failed" );
714#endif /* MBEDTLS_CMAC_C */
715
716#if defined(MBEDTLS_CTR_DRBG_C)
717 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED) )
718 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The entropy source failed" );
719 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG) )
720 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The requested random buffer length is too big" );
721 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG) )
722 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The input (entropy + additional data) is too large" );
723 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR) )
724 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Read or write error in file" );
725#endif /* MBEDTLS_CTR_DRBG_C */
726
727#if defined(MBEDTLS_DES_C)
728 if( use_ret == -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH) )
729 mbedtls_snprintf( buf, buflen, "DES - The data input has an invalid length" );
730 if( use_ret == -(MBEDTLS_ERR_DES_HW_ACCEL_FAILED) )
731 mbedtls_snprintf( buf, buflen, "DES - DES hardware accelerator failed" );
732#endif /* MBEDTLS_DES_C */
733
734#if defined(MBEDTLS_ENTROPY_C)
735 if( use_ret == -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED) )
736 mbedtls_snprintf( buf, buflen, "ENTROPY - Critical entropy source failure" );
737 if( use_ret == -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES) )
738 mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
739 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
740 mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
741 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
742 mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
743 if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
744 mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
745#endif /* MBEDTLS_ENTROPY_C */
746
747#if defined(MBEDTLS_GCM_C)
748 if( use_ret == -(MBEDTLS_ERR_GCM_AUTH_FAILED) )
749 mbedtls_snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
750 if( use_ret == -(MBEDTLS_ERR_GCM_HW_ACCEL_FAILED) )
751 mbedtls_snprintf( buf, buflen, "GCM - GCM hardware accelerator failed" );
752 if( use_ret == -(MBEDTLS_ERR_GCM_BAD_INPUT) )
753 mbedtls_snprintf( buf, buflen, "GCM - Bad input parameters to function" );
754#endif /* MBEDTLS_GCM_C */
755
756#if defined(MBEDTLS_HKDF_C)
757 if( use_ret == -(MBEDTLS_ERR_HKDF_BAD_INPUT_DATA) )
758 mbedtls_snprintf( buf, buflen, "HKDF - Bad input parameters to function" );
759#endif /* MBEDTLS_HKDF_C */
760
761#if defined(MBEDTLS_HMAC_DRBG_C)
762 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG) )
763 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Too many random requested in single call" );
764 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG) )
765 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Input too large (Entropy + additional)" );
766 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR) )
767 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Read/write error in file" );
768 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED) )
769 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - The entropy source failed" );
770#endif /* MBEDTLS_HMAC_DRBG_C */
771
772#if defined(MBEDTLS_MD2_C)
773 if( use_ret == -(MBEDTLS_ERR_MD2_HW_ACCEL_FAILED) )
774 mbedtls_snprintf( buf, buflen, "MD2 - MD2 hardware accelerator failed" );
775#endif /* MBEDTLS_MD2_C */
776
777#if defined(MBEDTLS_MD4_C)
778 if( use_ret == -(MBEDTLS_ERR_MD4_HW_ACCEL_FAILED) )
779 mbedtls_snprintf( buf, buflen, "MD4 - MD4 hardware accelerator failed" );
780#endif /* MBEDTLS_MD4_C */
781
782#if defined(MBEDTLS_MD5_C)
783 if( use_ret == -(MBEDTLS_ERR_MD5_HW_ACCEL_FAILED) )
784 mbedtls_snprintf( buf, buflen, "MD5 - MD5 hardware accelerator failed" );
785#endif /* MBEDTLS_MD5_C */
786
787#if defined(MBEDTLS_NET_C)
788 if( use_ret == -(MBEDTLS_ERR_NET_SOCKET_FAILED) )
789 mbedtls_snprintf( buf, buflen, "NET - Failed to open a socket" );
790 if( use_ret == -(MBEDTLS_ERR_NET_CONNECT_FAILED) )
791 mbedtls_snprintf( buf, buflen, "NET - The connection to the given server / port failed" );
792 if( use_ret == -(MBEDTLS_ERR_NET_BIND_FAILED) )
793 mbedtls_snprintf( buf, buflen, "NET - Binding of the socket failed" );
794 if( use_ret == -(MBEDTLS_ERR_NET_LISTEN_FAILED) )
795 mbedtls_snprintf( buf, buflen, "NET - Could not listen on the socket" );
796 if( use_ret == -(MBEDTLS_ERR_NET_ACCEPT_FAILED) )
797 mbedtls_snprintf( buf, buflen, "NET - Could not accept the incoming connection" );
798 if( use_ret == -(MBEDTLS_ERR_NET_RECV_FAILED) )
799 mbedtls_snprintf( buf, buflen, "NET - Reading information from the socket failed" );
800 if( use_ret == -(MBEDTLS_ERR_NET_SEND_FAILED) )
801 mbedtls_snprintf( buf, buflen, "NET - Sending information through the socket failed" );
802 if( use_ret == -(MBEDTLS_ERR_NET_CONN_RESET) )
803 mbedtls_snprintf( buf, buflen, "NET - Connection was reset by peer" );
804 if( use_ret == -(MBEDTLS_ERR_NET_UNKNOWN_HOST) )
805 mbedtls_snprintf( buf, buflen, "NET - Failed to get an IP address for the given hostname" );
806 if( use_ret == -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL) )
807 mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
808 if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
809 mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
810 if( use_ret == -(MBEDTLS_ERR_NET_POLL_FAILED) )
811 mbedtls_snprintf( buf, buflen, "NET - Polling the net context failed" );
812 if( use_ret == -(MBEDTLS_ERR_NET_BAD_INPUT_DATA) )
813 mbedtls_snprintf( buf, buflen, "NET - Input invalid" );
814#endif /* MBEDTLS_NET_C */
815
816#if defined(MBEDTLS_OID_C)
817 if( use_ret == -(MBEDTLS_ERR_OID_NOT_FOUND) )
818 mbedtls_snprintf( buf, buflen, "OID - OID is not found" );
819 if( use_ret == -(MBEDTLS_ERR_OID_BUF_TOO_SMALL) )
820 mbedtls_snprintf( buf, buflen, "OID - output buffer is too small" );
821#endif /* MBEDTLS_OID_C */
822
823#if defined(MBEDTLS_PADLOCK_C)
824 if( use_ret == -(MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED) )
825 mbedtls_snprintf( buf, buflen, "PADLOCK - Input data should be aligned" );
826#endif /* MBEDTLS_PADLOCK_C */
827
828#if defined(MBEDTLS_POLY1305_C)
829 if( use_ret == -(MBEDTLS_ERR_POLY1305_BAD_INPUT_DATA) )
830 mbedtls_snprintf( buf, buflen, "POLY1305 - Invalid input parameter(s)" );
831 if( use_ret == -(MBEDTLS_ERR_POLY1305_FEATURE_UNAVAILABLE) )
832 mbedtls_snprintf( buf, buflen, "POLY1305 - Feature not available. For example, s part of the API is not implemented" );
833 if( use_ret == -(MBEDTLS_ERR_POLY1305_HW_ACCEL_FAILED) )
834 mbedtls_snprintf( buf, buflen, "POLY1305 - Poly1305 hardware accelerator failed" );
835#endif /* MBEDTLS_POLY1305_C */
836
837#if defined(MBEDTLS_RIPEMD160_C)
838 if( use_ret == -(MBEDTLS_ERR_RIPEMD160_HW_ACCEL_FAILED) )
839 mbedtls_snprintf( buf, buflen, "RIPEMD160 - RIPEMD160 hardware accelerator failed" );
840#endif /* MBEDTLS_RIPEMD160_C */
841
842#if defined(MBEDTLS_SHA1_C)
843 if( use_ret == -(MBEDTLS_ERR_SHA1_HW_ACCEL_FAILED) )
844 mbedtls_snprintf( buf, buflen, "SHA1 - SHA-1 hardware accelerator failed" );
845#endif /* MBEDTLS_SHA1_C */
846
847#if defined(MBEDTLS_SHA256_C)
848 if( use_ret == -(MBEDTLS_ERR_SHA256_HW_ACCEL_FAILED) )
849 mbedtls_snprintf( buf, buflen, "SHA256 - SHA-256 hardware accelerator failed" );
850#endif /* MBEDTLS_SHA256_C */
851
852#if defined(MBEDTLS_SHA512_C)
853 if( use_ret == -(MBEDTLS_ERR_SHA512_HW_ACCEL_FAILED) )
854 mbedtls_snprintf( buf, buflen, "SHA512 - SHA-512 hardware accelerator failed" );
855#endif /* MBEDTLS_SHA512_C */
856
857#if defined(MBEDTLS_THREADING_C)
858 if( use_ret == -(MBEDTLS_ERR_THREADING_FEATURE_UNAVAILABLE) )
859 mbedtls_snprintf( buf, buflen, "THREADING - The selected feature is not available" );
860 if( use_ret == -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA) )
861 mbedtls_snprintf( buf, buflen, "THREADING - Bad input parameters to function" );
862 if( use_ret == -(MBEDTLS_ERR_THREADING_MUTEX_ERROR) )
863 mbedtls_snprintf( buf, buflen, "THREADING - Locking / unlocking / free failed with error code" );
864#endif /* MBEDTLS_THREADING_C */
865
866#if defined(MBEDTLS_XTEA_C)
867 if( use_ret == -(MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH) )
868 mbedtls_snprintf( buf, buflen, "XTEA - The data input has an invalid length" );
869 if( use_ret == -(MBEDTLS_ERR_XTEA_HW_ACCEL_FAILED) )
870 mbedtls_snprintf( buf, buflen, "XTEA - XTEA hardware accelerator failed" );
871#endif /* MBEDTLS_XTEA_C */
872 // END generated code
873
874 if( strlen( buf ) != 0 )
875 return;
876
877 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
878}
879
880#else /* MBEDTLS_ERROR_C */
881
882#if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
883
884/*
885 * Provide an non-function in case MBEDTLS_ERROR_C is not defined
886 */
887void mbedtls_strerror( int ret, char *buf, size_t buflen )
888{
889 ((void) ret);
890
891 if( buflen > 0 )
892 buf[0] = '\0';
893}
894
895#endif /* MBEDTLS_ERROR_STRERROR_DUMMY */
896
897#endif /* MBEDTLS_ERROR_C */
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