erkin yucel / mbed-os

mbed os with nrf51 internal bandgap enabled to read battery level

Dependents:   BLE_file_test BLE_Blink ExternalEncoder

features/mbedtls/src/error.c@0:f269e3021894, 2016-10-23 (annotated)

Committer:
elessair
Date:
Sun Oct 23 15:10:02 2016 +0000
Revision:
0:f269e3021894
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:f269e3021894 1 /*
elessair 0:f269e3021894 2 * Error message information
elessair 0:f269e3021894 3 *
elessair 0:f269e3021894 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
elessair 0:f269e3021894 5 * SPDX-License-Identifier: Apache-2.0
elessair 0:f269e3021894 6 *
elessair 0:f269e3021894 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
elessair 0:f269e3021894 8 * not use this file except in compliance with the License.
elessair 0:f269e3021894 9 * You may obtain a copy of the License at
elessair 0:f269e3021894 10 *
elessair 0:f269e3021894 11 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:f269e3021894 12 *
elessair 0:f269e3021894 13 * Unless required by applicable law or agreed to in writing, software
elessair 0:f269e3021894 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
elessair 0:f269e3021894 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:f269e3021894 16 * See the License for the specific language governing permissions and
elessair 0:f269e3021894 17 * limitations under the License.
elessair 0:f269e3021894 18 *
elessair 0:f269e3021894 19 * This file is part of mbed TLS (https://tls.mbed.org)
elessair 0:f269e3021894 20 */
elessair 0:f269e3021894 21
elessair 0:f269e3021894 22 #if !defined(MBEDTLS_CONFIG_FILE)
elessair 0:f269e3021894 23 #include "mbedtls/config.h"
elessair 0:f269e3021894 24 #else
elessair 0:f269e3021894 25 #include MBEDTLS_CONFIG_FILE
elessair 0:f269e3021894 26 #endif
elessair 0:f269e3021894 27
elessair 0:f269e3021894 28 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
elessair 0:f269e3021894 29 #include "mbedtls/error.h"
elessair 0:f269e3021894 30 #include <string.h>
elessair 0:f269e3021894 31 #endif
elessair 0:f269e3021894 32
elessair 0:f269e3021894 33 #if defined(MBEDTLS_PLATFORM_C)
elessair 0:f269e3021894 34 #include "mbedtls/platform.h"
elessair 0:f269e3021894 35 #else
elessair 0:f269e3021894 36 #define mbedtls_snprintf snprintf
elessair 0:f269e3021894 37 #define mbedtls_time_t time_t
elessair 0:f269e3021894 38 #endif
elessair 0:f269e3021894 39
elessair 0:f269e3021894 40 #if defined(MBEDTLS_ERROR_C)
elessair 0:f269e3021894 41
elessair 0:f269e3021894 42 #include <stdio.h>
elessair 0:f269e3021894 43
elessair 0:f269e3021894 44 #if defined(MBEDTLS_AES_C)
elessair 0:f269e3021894 45 #include "mbedtls/aes.h"
elessair 0:f269e3021894 46 #endif
elessair 0:f269e3021894 47
elessair 0:f269e3021894 48 #if defined(MBEDTLS_BASE64_C)
elessair 0:f269e3021894 49 #include "mbedtls/base64.h"
elessair 0:f269e3021894 50 #endif
elessair 0:f269e3021894 51
elessair 0:f269e3021894 52 #if defined(MBEDTLS_BIGNUM_C)
elessair 0:f269e3021894 53 #include "mbedtls/bignum.h"
elessair 0:f269e3021894 54 #endif
elessair 0:f269e3021894 55
elessair 0:f269e3021894 56 #if defined(MBEDTLS_BLOWFISH_C)
elessair 0:f269e3021894 57 #include "mbedtls/blowfish.h"
elessair 0:f269e3021894 58 #endif
elessair 0:f269e3021894 59
elessair 0:f269e3021894 60 #if defined(MBEDTLS_CAMELLIA_C)
elessair 0:f269e3021894 61 #include "mbedtls/camellia.h"
elessair 0:f269e3021894 62 #endif
elessair 0:f269e3021894 63
elessair 0:f269e3021894 64 #if defined(MBEDTLS_CCM_C)
elessair 0:f269e3021894 65 #include "mbedtls/ccm.h"
elessair 0:f269e3021894 66 #endif
elessair 0:f269e3021894 67
elessair 0:f269e3021894 68 #if defined(MBEDTLS_CIPHER_C)
elessair 0:f269e3021894 69 #include "mbedtls/cipher.h"
elessair 0:f269e3021894 70 #endif
elessair 0:f269e3021894 71
elessair 0:f269e3021894 72 #if defined(MBEDTLS_CTR_DRBG_C)
elessair 0:f269e3021894 73 #include "mbedtls/ctr_drbg.h"
elessair 0:f269e3021894 74 #endif
elessair 0:f269e3021894 75
elessair 0:f269e3021894 76 #if defined(MBEDTLS_DES_C)
elessair 0:f269e3021894 77 #include "mbedtls/des.h"
elessair 0:f269e3021894 78 #endif
elessair 0:f269e3021894 79
elessair 0:f269e3021894 80 #if defined(MBEDTLS_DHM_C)
elessair 0:f269e3021894 81 #include "mbedtls/dhm.h"
elessair 0:f269e3021894 82 #endif
elessair 0:f269e3021894 83
elessair 0:f269e3021894 84 #if defined(MBEDTLS_ECP_C)
elessair 0:f269e3021894 85 #include "mbedtls/ecp.h"
elessair 0:f269e3021894 86 #endif
elessair 0:f269e3021894 87
elessair 0:f269e3021894 88 #if defined(MBEDTLS_ENTROPY_C)
elessair 0:f269e3021894 89 #include "mbedtls/entropy.h"
elessair 0:f269e3021894 90 #endif
elessair 0:f269e3021894 91
elessair 0:f269e3021894 92 #if defined(MBEDTLS_GCM_C)
elessair 0:f269e3021894 93 #include "mbedtls/gcm.h"
elessair 0:f269e3021894 94 #endif
elessair 0:f269e3021894 95
elessair 0:f269e3021894 96 #if defined(MBEDTLS_HMAC_DRBG_C)
elessair 0:f269e3021894 97 #include "mbedtls/hmac_drbg.h"
elessair 0:f269e3021894 98 #endif
elessair 0:f269e3021894 99
elessair 0:f269e3021894 100 #if defined(MBEDTLS_MD_C)
elessair 0:f269e3021894 101 #include "mbedtls/md.h"
elessair 0:f269e3021894 102 #endif
elessair 0:f269e3021894 103
elessair 0:f269e3021894 104 #if defined(MBEDTLS_NET_C)
elessair 0:f269e3021894 105 #include "mbedtls/net_sockets.h"
elessair 0:f269e3021894 106 #endif
elessair 0:f269e3021894 107
elessair 0:f269e3021894 108 #if defined(MBEDTLS_OID_C)
elessair 0:f269e3021894 109 #include "mbedtls/oid.h"
elessair 0:f269e3021894 110 #endif
elessair 0:f269e3021894 111
elessair 0:f269e3021894 112 #if defined(MBEDTLS_PADLOCK_C)
elessair 0:f269e3021894 113 #include "mbedtls/padlock.h"
elessair 0:f269e3021894 114 #endif
elessair 0:f269e3021894 115
elessair 0:f269e3021894 116 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
elessair 0:f269e3021894 117 #include "mbedtls/pem.h"
elessair 0:f269e3021894 118 #endif
elessair 0:f269e3021894 119
elessair 0:f269e3021894 120 #if defined(MBEDTLS_PK_C)
elessair 0:f269e3021894 121 #include "mbedtls/pk.h"
elessair 0:f269e3021894 122 #endif
elessair 0:f269e3021894 123
elessair 0:f269e3021894 124 #if defined(MBEDTLS_PKCS12_C)
elessair 0:f269e3021894 125 #include "mbedtls/pkcs12.h"
elessair 0:f269e3021894 126 #endif
elessair 0:f269e3021894 127
elessair 0:f269e3021894 128 #if defined(MBEDTLS_PKCS5_C)
elessair 0:f269e3021894 129 #include "mbedtls/pkcs5.h"
elessair 0:f269e3021894 130 #endif
elessair 0:f269e3021894 131
elessair 0:f269e3021894 132 #if defined(MBEDTLS_RSA_C)
elessair 0:f269e3021894 133 #include "mbedtls/rsa.h"
elessair 0:f269e3021894 134 #endif
elessair 0:f269e3021894 135
elessair 0:f269e3021894 136 #if defined(MBEDTLS_SSL_TLS_C)
elessair 0:f269e3021894 137 #include "mbedtls/ssl.h"
elessair 0:f269e3021894 138 #endif
elessair 0:f269e3021894 139
elessair 0:f269e3021894 140 #if defined(MBEDTLS_THREADING_C)
elessair 0:f269e3021894 141 #include "mbedtls/threading.h"
elessair 0:f269e3021894 142 #endif
elessair 0:f269e3021894 143
elessair 0:f269e3021894 144 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
elessair 0:f269e3021894 145 #include "mbedtls/x509.h"
elessair 0:f269e3021894 146 #endif
elessair 0:f269e3021894 147
elessair 0:f269e3021894 148 #if defined(MBEDTLS_XTEA_C)
elessair 0:f269e3021894 149 #include "mbedtls/xtea.h"
elessair 0:f269e3021894 150 #endif
elessair 0:f269e3021894 151
elessair 0:f269e3021894 152
elessair 0:f269e3021894 153 void mbedtls_strerror( int ret, char *buf, size_t buflen )
elessair 0:f269e3021894 154 {
elessair 0:f269e3021894 155 size_t len;
elessair 0:f269e3021894 156 int use_ret;
elessair 0:f269e3021894 157
elessair 0:f269e3021894 158 if( buflen == 0 )
elessair 0:f269e3021894 159 return;
elessair 0:f269e3021894 160
elessair 0:f269e3021894 161 memset( buf, 0x00, buflen );
elessair 0:f269e3021894 162
elessair 0:f269e3021894 163 if( ret < 0 )
elessair 0:f269e3021894 164 ret = -ret;
elessair 0:f269e3021894 165
elessair 0:f269e3021894 166 if( ret & 0xFF80 )
elessair 0:f269e3021894 167 {
elessair 0:f269e3021894 168 use_ret = ret & 0xFF80;
elessair 0:f269e3021894 169
elessair 0:f269e3021894 170 // High level error codes
elessair 0:f269e3021894 171 //
elessair 0:f269e3021894 172 // BEGIN generated code
elessair 0:f269e3021894 173 #if defined(MBEDTLS_CIPHER_C)
elessair 0:f269e3021894 174 if( use_ret == -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 175 mbedtls_snprintf( buf, buflen, "CIPHER - The selected feature is not available" );
elessair 0:f269e3021894 176 if( use_ret == -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA) )
elessair 0:f269e3021894 177 mbedtls_snprintf( buf, buflen, "CIPHER - Bad input parameters to function" );
elessair 0:f269e3021894 178 if( use_ret == -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED) )
elessair 0:f269e3021894 179 mbedtls_snprintf( buf, buflen, "CIPHER - Failed to allocate memory" );
elessair 0:f269e3021894 180 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_PADDING) )
elessair 0:f269e3021894 181 mbedtls_snprintf( buf, buflen, "CIPHER - Input data contains invalid padding and is rejected" );
elessair 0:f269e3021894 182 if( use_ret == -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED) )
elessair 0:f269e3021894 183 mbedtls_snprintf( buf, buflen, "CIPHER - Decryption of block requires a full block" );
elessair 0:f269e3021894 184 if( use_ret == -(MBEDTLS_ERR_CIPHER_AUTH_FAILED) )
elessair 0:f269e3021894 185 mbedtls_snprintf( buf, buflen, "CIPHER - Authentication failed (for AEAD modes)" );
elessair 0:f269e3021894 186 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT) )
elessair 0:f269e3021894 187 mbedtls_snprintf( buf, buflen, "CIPHER - The context is invalid, eg because it was free()ed" );
elessair 0:f269e3021894 188 #endif /* MBEDTLS_CIPHER_C */
elessair 0:f269e3021894 189
elessair 0:f269e3021894 190 #if defined(MBEDTLS_DHM_C)
elessair 0:f269e3021894 191 if( use_ret == -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA) )
elessair 0:f269e3021894 192 mbedtls_snprintf( buf, buflen, "DHM - Bad input parameters to function" );
elessair 0:f269e3021894 193 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED) )
elessair 0:f269e3021894 194 mbedtls_snprintf( buf, buflen, "DHM - Reading of the DHM parameters failed" );
elessair 0:f269e3021894 195 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED) )
elessair 0:f269e3021894 196 mbedtls_snprintf( buf, buflen, "DHM - Making of the DHM parameters failed" );
elessair 0:f269e3021894 197 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED) )
elessair 0:f269e3021894 198 mbedtls_snprintf( buf, buflen, "DHM - Reading of the public values failed" );
elessair 0:f269e3021894 199 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED) )
elessair 0:f269e3021894 200 mbedtls_snprintf( buf, buflen, "DHM - Making of the public value failed" );
elessair 0:f269e3021894 201 if( use_ret == -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED) )
elessair 0:f269e3021894 202 mbedtls_snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
elessair 0:f269e3021894 203 if( use_ret == -(MBEDTLS_ERR_DHM_INVALID_FORMAT) )
elessair 0:f269e3021894 204 mbedtls_snprintf( buf, buflen, "DHM - The ASN.1 data is not formatted correctly" );
elessair 0:f269e3021894 205 if( use_ret == -(MBEDTLS_ERR_DHM_ALLOC_FAILED) )
elessair 0:f269e3021894 206 mbedtls_snprintf( buf, buflen, "DHM - Allocation of memory failed" );
elessair 0:f269e3021894 207 if( use_ret == -(MBEDTLS_ERR_DHM_FILE_IO_ERROR) )
elessair 0:f269e3021894 208 mbedtls_snprintf( buf, buflen, "DHM - Read/write of file failed" );
elessair 0:f269e3021894 209 #endif /* MBEDTLS_DHM_C */
elessair 0:f269e3021894 210
elessair 0:f269e3021894 211 #if defined(MBEDTLS_ECP_C)
elessair 0:f269e3021894 212 if( use_ret == -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA) )
elessair 0:f269e3021894 213 mbedtls_snprintf( buf, buflen, "ECP - Bad input parameters to function" );
elessair 0:f269e3021894 214 if( use_ret == -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 215 mbedtls_snprintf( buf, buflen, "ECP - The buffer is too small to write to" );
elessair 0:f269e3021894 216 if( use_ret == -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 217 mbedtls_snprintf( buf, buflen, "ECP - Requested curve not available" );
elessair 0:f269e3021894 218 if( use_ret == -(MBEDTLS_ERR_ECP_VERIFY_FAILED) )
elessair 0:f269e3021894 219 mbedtls_snprintf( buf, buflen, "ECP - The signature is not valid" );
elessair 0:f269e3021894 220 if( use_ret == -(MBEDTLS_ERR_ECP_ALLOC_FAILED) )
elessair 0:f269e3021894 221 mbedtls_snprintf( buf, buflen, "ECP - Memory allocation failed" );
elessair 0:f269e3021894 222 if( use_ret == -(MBEDTLS_ERR_ECP_RANDOM_FAILED) )
elessair 0:f269e3021894 223 mbedtls_snprintf( buf, buflen, "ECP - Generation of random value, such as (ephemeral) key, failed" );
elessair 0:f269e3021894 224 if( use_ret == -(MBEDTLS_ERR_ECP_INVALID_KEY) )
elessair 0:f269e3021894 225 mbedtls_snprintf( buf, buflen, "ECP - Invalid private or public key" );
elessair 0:f269e3021894 226 if( use_ret == -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH) )
elessair 0:f269e3021894 227 mbedtls_snprintf( buf, buflen, "ECP - Signature is valid but shorter than the user-supplied length" );
elessair 0:f269e3021894 228 #endif /* MBEDTLS_ECP_C */
elessair 0:f269e3021894 229
elessair 0:f269e3021894 230 #if defined(MBEDTLS_MD_C)
elessair 0:f269e3021894 231 if( use_ret == -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 232 mbedtls_snprintf( buf, buflen, "MD - The selected feature is not available" );
elessair 0:f269e3021894 233 if( use_ret == -(MBEDTLS_ERR_MD_BAD_INPUT_DATA) )
elessair 0:f269e3021894 234 mbedtls_snprintf( buf, buflen, "MD - Bad input parameters to function" );
elessair 0:f269e3021894 235 if( use_ret == -(MBEDTLS_ERR_MD_ALLOC_FAILED) )
elessair 0:f269e3021894 236 mbedtls_snprintf( buf, buflen, "MD - Failed to allocate memory" );
elessair 0:f269e3021894 237 if( use_ret == -(MBEDTLS_ERR_MD_FILE_IO_ERROR) )
elessair 0:f269e3021894 238 mbedtls_snprintf( buf, buflen, "MD - Opening or reading of file failed" );
elessair 0:f269e3021894 239 #endif /* MBEDTLS_MD_C */
elessair 0:f269e3021894 240
elessair 0:f269e3021894 241 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
elessair 0:f269e3021894 242 if( use_ret == -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
elessair 0:f269e3021894 243 mbedtls_snprintf( buf, buflen, "PEM - No PEM header or footer found" );
elessair 0:f269e3021894 244 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_DATA) )
elessair 0:f269e3021894 245 mbedtls_snprintf( buf, buflen, "PEM - PEM string is not as expected" );
elessair 0:f269e3021894 246 if( use_ret == -(MBEDTLS_ERR_PEM_ALLOC_FAILED) )
elessair 0:f269e3021894 247 mbedtls_snprintf( buf, buflen, "PEM - Failed to allocate memory" );
elessair 0:f269e3021894 248 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_ENC_IV) )
elessair 0:f269e3021894 249 mbedtls_snprintf( buf, buflen, "PEM - RSA IV is not in hex-format" );
elessair 0:f269e3021894 250 if( use_ret == -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG) )
elessair 0:f269e3021894 251 mbedtls_snprintf( buf, buflen, "PEM - Unsupported key encryption algorithm" );
elessair 0:f269e3021894 252 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED) )
elessair 0:f269e3021894 253 mbedtls_snprintf( buf, buflen, "PEM - Private key password can't be empty" );
elessair 0:f269e3021894 254 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH) )
elessair 0:f269e3021894 255 mbedtls_snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
elessair 0:f269e3021894 256 if( use_ret == -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 257 mbedtls_snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
elessair 0:f269e3021894 258 if( use_ret == -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA) )
elessair 0:f269e3021894 259 mbedtls_snprintf( buf, buflen, "PEM - Bad input parameters to function" );
elessair 0:f269e3021894 260 #endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
elessair 0:f269e3021894 261
elessair 0:f269e3021894 262 #if defined(MBEDTLS_PK_C)
elessair 0:f269e3021894 263 if( use_ret == -(MBEDTLS_ERR_PK_ALLOC_FAILED) )
elessair 0:f269e3021894 264 mbedtls_snprintf( buf, buflen, "PK - Memory allocation failed" );
elessair 0:f269e3021894 265 if( use_ret == -(MBEDTLS_ERR_PK_TYPE_MISMATCH) )
elessair 0:f269e3021894 266 mbedtls_snprintf( buf, buflen, "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
elessair 0:f269e3021894 267 if( use_ret == -(MBEDTLS_ERR_PK_BAD_INPUT_DATA) )
elessair 0:f269e3021894 268 mbedtls_snprintf( buf, buflen, "PK - Bad input parameters to function" );
elessair 0:f269e3021894 269 if( use_ret == -(MBEDTLS_ERR_PK_FILE_IO_ERROR) )
elessair 0:f269e3021894 270 mbedtls_snprintf( buf, buflen, "PK - Read/write of file failed" );
elessair 0:f269e3021894 271 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION) )
elessair 0:f269e3021894 272 mbedtls_snprintf( buf, buflen, "PK - Unsupported key version" );
elessair 0:f269e3021894 273 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT) )
elessair 0:f269e3021894 274 mbedtls_snprintf( buf, buflen, "PK - Invalid key tag or value" );
elessair 0:f269e3021894 275 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG) )
elessair 0:f269e3021894 276 mbedtls_snprintf( buf, buflen, "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
elessair 0:f269e3021894 277 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED) )
elessair 0:f269e3021894 278 mbedtls_snprintf( buf, buflen, "PK - Private key password can't be empty" );
elessair 0:f269e3021894 279 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH) )
elessair 0:f269e3021894 280 mbedtls_snprintf( buf, buflen, "PK - Given private key password does not allow for correct decryption" );
elessair 0:f269e3021894 281 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_PUBKEY) )
elessair 0:f269e3021894 282 mbedtls_snprintf( buf, buflen, "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
elessair 0:f269e3021894 283 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_ALG) )
elessair 0:f269e3021894 284 mbedtls_snprintf( buf, buflen, "PK - The algorithm tag or value is invalid" );
elessair 0:f269e3021894 285 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE) )
elessair 0:f269e3021894 286 mbedtls_snprintf( buf, buflen, "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
elessair 0:f269e3021894 287 if( use_ret == -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 288 mbedtls_snprintf( buf, buflen, "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
elessair 0:f269e3021894 289 if( use_ret == -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH) )
elessair 0:f269e3021894 290 mbedtls_snprintf( buf, buflen, "PK - The signature is valid but its length is less than expected" );
elessair 0:f269e3021894 291 #endif /* MBEDTLS_PK_C */
elessair 0:f269e3021894 292
elessair 0:f269e3021894 293 #if defined(MBEDTLS_PKCS12_C)
elessair 0:f269e3021894 294 if( use_ret == -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA) )
elessair 0:f269e3021894 295 mbedtls_snprintf( buf, buflen, "PKCS12 - Bad input parameters to function" );
elessair 0:f269e3021894 296 if( use_ret == -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 297 mbedtls_snprintf( buf, buflen, "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
elessair 0:f269e3021894 298 if( use_ret == -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT) )
elessair 0:f269e3021894 299 mbedtls_snprintf( buf, buflen, "PKCS12 - PBE ASN.1 data not as expected" );
elessair 0:f269e3021894 300 if( use_ret == -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH) )
elessair 0:f269e3021894 301 mbedtls_snprintf( buf, buflen, "PKCS12 - Given private key password does not allow for correct decryption" );
elessair 0:f269e3021894 302 #endif /* MBEDTLS_PKCS12_C */
elessair 0:f269e3021894 303
elessair 0:f269e3021894 304 #if defined(MBEDTLS_PKCS5_C)
elessair 0:f269e3021894 305 if( use_ret == -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA) )
elessair 0:f269e3021894 306 mbedtls_snprintf( buf, buflen, "PKCS5 - Bad input parameters to function" );
elessair 0:f269e3021894 307 if( use_ret == -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT) )
elessair 0:f269e3021894 308 mbedtls_snprintf( buf, buflen, "PKCS5 - Unexpected ASN.1 data" );
elessair 0:f269e3021894 309 if( use_ret == -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 310 mbedtls_snprintf( buf, buflen, "PKCS5 - Requested encryption or digest alg not available" );
elessair 0:f269e3021894 311 if( use_ret == -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH) )
elessair 0:f269e3021894 312 mbedtls_snprintf( buf, buflen, "PKCS5 - Given private key password does not allow for correct decryption" );
elessair 0:f269e3021894 313 #endif /* MBEDTLS_PKCS5_C */
elessair 0:f269e3021894 314
elessair 0:f269e3021894 315 #if defined(MBEDTLS_RSA_C)
elessair 0:f269e3021894 316 if( use_ret == -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA) )
elessair 0:f269e3021894 317 mbedtls_snprintf( buf, buflen, "RSA - Bad input parameters to function" );
elessair 0:f269e3021894 318 if( use_ret == -(MBEDTLS_ERR_RSA_INVALID_PADDING) )
elessair 0:f269e3021894 319 mbedtls_snprintf( buf, buflen, "RSA - Input data contains invalid padding and is rejected" );
elessair 0:f269e3021894 320 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED) )
elessair 0:f269e3021894 321 mbedtls_snprintf( buf, buflen, "RSA - Something failed during generation of a key" );
elessair 0:f269e3021894 322 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED) )
elessair 0:f269e3021894 323 mbedtls_snprintf( buf, buflen, "RSA - Key failed to pass the library's validity check" );
elessair 0:f269e3021894 324 if( use_ret == -(MBEDTLS_ERR_RSA_PUBLIC_FAILED) )
elessair 0:f269e3021894 325 mbedtls_snprintf( buf, buflen, "RSA - The public key operation failed" );
elessair 0:f269e3021894 326 if( use_ret == -(MBEDTLS_ERR_RSA_PRIVATE_FAILED) )
elessair 0:f269e3021894 327 mbedtls_snprintf( buf, buflen, "RSA - The private key operation failed" );
elessair 0:f269e3021894 328 if( use_ret == -(MBEDTLS_ERR_RSA_VERIFY_FAILED) )
elessair 0:f269e3021894 329 mbedtls_snprintf( buf, buflen, "RSA - The PKCS#1 verification failed" );
elessair 0:f269e3021894 330 if( use_ret == -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE) )
elessair 0:f269e3021894 331 mbedtls_snprintf( buf, buflen, "RSA - The output buffer for decryption is not large enough" );
elessair 0:f269e3021894 332 if( use_ret == -(MBEDTLS_ERR_RSA_RNG_FAILED) )
elessair 0:f269e3021894 333 mbedtls_snprintf( buf, buflen, "RSA - The random generator failed to generate non-zeros" );
elessair 0:f269e3021894 334 #endif /* MBEDTLS_RSA_C */
elessair 0:f269e3021894 335
elessair 0:f269e3021894 336 #if defined(MBEDTLS_SSL_TLS_C)
elessair 0:f269e3021894 337 if( use_ret == -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 338 mbedtls_snprintf( buf, buflen, "SSL - The requested feature is not available" );
elessair 0:f269e3021894 339 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA) )
elessair 0:f269e3021894 340 mbedtls_snprintf( buf, buflen, "SSL - Bad input parameters to function" );
elessair 0:f269e3021894 341 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_MAC) )
elessair 0:f269e3021894 342 mbedtls_snprintf( buf, buflen, "SSL - Verification of the message MAC failed" );
elessair 0:f269e3021894 343 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_RECORD) )
elessair 0:f269e3021894 344 mbedtls_snprintf( buf, buflen, "SSL - An invalid SSL record was received" );
elessair 0:f269e3021894 345 if( use_ret == -(MBEDTLS_ERR_SSL_CONN_EOF) )
elessair 0:f269e3021894 346 mbedtls_snprintf( buf, buflen, "SSL - The connection indicated an EOF" );
elessair 0:f269e3021894 347 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_CIPHER) )
elessair 0:f269e3021894 348 mbedtls_snprintf( buf, buflen, "SSL - An unknown cipher was received" );
elessair 0:f269e3021894 349 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN) )
elessair 0:f269e3021894 350 mbedtls_snprintf( buf, buflen, "SSL - The server has no ciphersuites in common with the client" );
elessair 0:f269e3021894 351 if( use_ret == -(MBEDTLS_ERR_SSL_NO_RNG) )
elessair 0:f269e3021894 352 mbedtls_snprintf( buf, buflen, "SSL - No RNG was provided to the SSL module" );
elessair 0:f269e3021894 353 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE) )
elessair 0:f269e3021894 354 mbedtls_snprintf( buf, buflen, "SSL - No client certification received from the client, but required by the authentication mode" );
elessair 0:f269e3021894 355 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE) )
elessair 0:f269e3021894 356 mbedtls_snprintf( buf, buflen, "SSL - Our own certificate(s) is/are too large to send in an SSL message" );
elessair 0:f269e3021894 357 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED) )
elessair 0:f269e3021894 358 mbedtls_snprintf( buf, buflen, "SSL - The own certificate is not set, but needed by the server" );
elessair 0:f269e3021894 359 if( use_ret == -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) )
elessair 0:f269e3021894 360 mbedtls_snprintf( buf, buflen, "SSL - The own private key or pre-shared key is not set, but needed" );
elessair 0:f269e3021894 361 if( use_ret == -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED) )
elessair 0:f269e3021894 362 mbedtls_snprintf( buf, buflen, "SSL - No CA Chain is set, but required to operate" );
elessair 0:f269e3021894 363 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE) )
elessair 0:f269e3021894 364 mbedtls_snprintf( buf, buflen, "SSL - An unexpected message was received from our peer" );
elessair 0:f269e3021894 365 if( use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE) )
elessair 0:f269e3021894 366 {
elessair 0:f269e3021894 367 mbedtls_snprintf( buf, buflen, "SSL - A fatal alert message was received from our peer" );
elessair 0:f269e3021894 368 return;
elessair 0:f269e3021894 369 }
elessair 0:f269e3021894 370 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED) )
elessair 0:f269e3021894 371 mbedtls_snprintf( buf, buflen, "SSL - Verification of our peer failed" );
elessair 0:f269e3021894 372 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) )
elessair 0:f269e3021894 373 mbedtls_snprintf( buf, buflen, "SSL - The peer notified us that the connection is going to be closed" );
elessair 0:f269e3021894 374 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO) )
elessair 0:f269e3021894 375 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientHello handshake message failed" );
elessair 0:f269e3021894 376 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO) )
elessair 0:f269e3021894 377 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHello handshake message failed" );
elessair 0:f269e3021894 378 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE) )
elessair 0:f269e3021894 379 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Certificate handshake message failed" );
elessair 0:f269e3021894 380 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST) )
elessair 0:f269e3021894 381 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateRequest handshake message failed" );
elessair 0:f269e3021894 382 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE) )
elessair 0:f269e3021894 383 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerKeyExchange handshake message failed" );
elessair 0:f269e3021894 384 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE) )
elessair 0:f269e3021894 385 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHelloDone handshake message failed" );
elessair 0:f269e3021894 386 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE) )
elessair 0:f269e3021894 387 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed" );
elessair 0:f269e3021894 388 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP) )
elessair 0:f269e3021894 389 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Read Public" );
elessair 0:f269e3021894 390 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS) )
elessair 0:f269e3021894 391 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Calculate Secret" );
elessair 0:f269e3021894 392 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY) )
elessair 0:f269e3021894 393 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateVerify handshake message failed" );
elessair 0:f269e3021894 394 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC) )
elessair 0:f269e3021894 395 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ChangeCipherSpec handshake message failed" );
elessair 0:f269e3021894 396 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_FINISHED) )
elessair 0:f269e3021894 397 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Finished handshake message failed" );
elessair 0:f269e3021894 398 if( use_ret == -(MBEDTLS_ERR_SSL_ALLOC_FAILED) )
elessair 0:f269e3021894 399 mbedtls_snprintf( buf, buflen, "SSL - Memory allocation failed" );
elessair 0:f269e3021894 400 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED) )
elessair 0:f269e3021894 401 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function returned with error" );
elessair 0:f269e3021894 402 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH) )
elessair 0:f269e3021894 403 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function skipped / left alone data" );
elessair 0:f269e3021894 404 if( use_ret == -(MBEDTLS_ERR_SSL_COMPRESSION_FAILED) )
elessair 0:f269e3021894 405 mbedtls_snprintf( buf, buflen, "SSL - Processing of the compression / decompression failed" );
elessair 0:f269e3021894 406 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION) )
elessair 0:f269e3021894 407 mbedtls_snprintf( buf, buflen, "SSL - Handshake protocol not within min/max boundaries" );
elessair 0:f269e3021894 408 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET) )
elessair 0:f269e3021894 409 mbedtls_snprintf( buf, buflen, "SSL - Processing of the NewSessionTicket handshake message failed" );
elessair 0:f269e3021894 410 if( use_ret == -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED) )
elessair 0:f269e3021894 411 mbedtls_snprintf( buf, buflen, "SSL - Session ticket has expired" );
elessair 0:f269e3021894 412 if( use_ret == -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH) )
elessair 0:f269e3021894 413 mbedtls_snprintf( buf, buflen, "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
elessair 0:f269e3021894 414 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY) )
elessair 0:f269e3021894 415 mbedtls_snprintf( buf, buflen, "SSL - Unknown identity received (eg, PSK identity)" );
elessair 0:f269e3021894 416 if( use_ret == -(MBEDTLS_ERR_SSL_INTERNAL_ERROR) )
elessair 0:f269e3021894 417 mbedtls_snprintf( buf, buflen, "SSL - Internal error (eg, unexpected failure in lower-level module)" );
elessair 0:f269e3021894 418 if( use_ret == -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING) )
elessair 0:f269e3021894 419 mbedtls_snprintf( buf, buflen, "SSL - A counter would wrap (eg, too many messages exchanged)" );
elessair 0:f269e3021894 420 if( use_ret == -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO) )
elessair 0:f269e3021894 421 mbedtls_snprintf( buf, buflen, "SSL - Unexpected message at ServerHello in renegotiation" );
elessair 0:f269e3021894 422 if( use_ret == -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) )
elessair 0:f269e3021894 423 mbedtls_snprintf( buf, buflen, "SSL - DTLS client must retry for hello verification" );
elessair 0:f269e3021894 424 if( use_ret == -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 425 mbedtls_snprintf( buf, buflen, "SSL - A buffer is too small to receive or write a message" );
elessair 0:f269e3021894 426 if( use_ret == -(MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE) )
elessair 0:f269e3021894 427 mbedtls_snprintf( buf, buflen, "SSL - None of the common ciphersuites is usable (eg, no suitable certificate, see debug messages)" );
elessair 0:f269e3021894 428 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_READ) )
elessair 0:f269e3021894 429 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a read call" );
elessair 0:f269e3021894 430 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_WRITE) )
elessair 0:f269e3021894 431 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a write call" );
elessair 0:f269e3021894 432 if( use_ret == -(MBEDTLS_ERR_SSL_TIMEOUT) )
elessair 0:f269e3021894 433 mbedtls_snprintf( buf, buflen, "SSL - The operation timed out" );
elessair 0:f269e3021894 434 if( use_ret == -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT) )
elessair 0:f269e3021894 435 mbedtls_snprintf( buf, buflen, "SSL - The client initiated a reconnect from the same port" );
elessair 0:f269e3021894 436 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD) )
elessair 0:f269e3021894 437 mbedtls_snprintf( buf, buflen, "SSL - Record header looks valid but is not expected" );
elessair 0:f269e3021894 438 if( use_ret == -(MBEDTLS_ERR_SSL_NON_FATAL) )
elessair 0:f269e3021894 439 mbedtls_snprintf( buf, buflen, "SSL - The alert message received indicates a non-fatal error" );
elessair 0:f269e3021894 440 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH) )
elessair 0:f269e3021894 441 mbedtls_snprintf( buf, buflen, "SSL - Couldn't set the hash for verifying CertificateVerify" );
elessair 0:f269e3021894 442 #endif /* MBEDTLS_SSL_TLS_C */
elessair 0:f269e3021894 443
elessair 0:f269e3021894 444 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
elessair 0:f269e3021894 445 if( use_ret == -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 446 mbedtls_snprintf( buf, buflen, "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
elessair 0:f269e3021894 447 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_OID) )
elessair 0:f269e3021894 448 mbedtls_snprintf( buf, buflen, "X509 - Requested OID is unknown" );
elessair 0:f269e3021894 449 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_FORMAT) )
elessair 0:f269e3021894 450 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
elessair 0:f269e3021894 451 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_VERSION) )
elessair 0:f269e3021894 452 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR version element is invalid" );
elessair 0:f269e3021894 453 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SERIAL) )
elessair 0:f269e3021894 454 mbedtls_snprintf( buf, buflen, "X509 - The serial tag or value is invalid" );
elessair 0:f269e3021894 455 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_ALG) )
elessair 0:f269e3021894 456 mbedtls_snprintf( buf, buflen, "X509 - The algorithm tag or value is invalid" );
elessair 0:f269e3021894 457 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_NAME) )
elessair 0:f269e3021894 458 mbedtls_snprintf( buf, buflen, "X509 - The name tag or value is invalid" );
elessair 0:f269e3021894 459 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_DATE) )
elessair 0:f269e3021894 460 mbedtls_snprintf( buf, buflen, "X509 - The date tag or value is invalid" );
elessair 0:f269e3021894 461 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SIGNATURE) )
elessair 0:f269e3021894 462 mbedtls_snprintf( buf, buflen, "X509 - The signature tag or value invalid" );
elessair 0:f269e3021894 463 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS) )
elessair 0:f269e3021894 464 mbedtls_snprintf( buf, buflen, "X509 - The extension tag or value is invalid" );
elessair 0:f269e3021894 465 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_VERSION) )
elessair 0:f269e3021894 466 mbedtls_snprintf( buf, buflen, "X509 - CRT/CRL/CSR has an unsupported version number" );
elessair 0:f269e3021894 467 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG) )
elessair 0:f269e3021894 468 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithm (oid) is unsupported" );
elessair 0:f269e3021894 469 if( use_ret == -(MBEDTLS_ERR_X509_SIG_MISMATCH) )
elessair 0:f269e3021894 470 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
elessair 0:f269e3021894 471 if( use_ret == -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) )
elessair 0:f269e3021894 472 mbedtls_snprintf( buf, buflen, "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
elessair 0:f269e3021894 473 if( use_ret == -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT) )
elessair 0:f269e3021894 474 mbedtls_snprintf( buf, buflen, "X509 - Format not recognized as DER or PEM" );
elessair 0:f269e3021894 475 if( use_ret == -(MBEDTLS_ERR_X509_BAD_INPUT_DATA) )
elessair 0:f269e3021894 476 mbedtls_snprintf( buf, buflen, "X509 - Input invalid" );
elessair 0:f269e3021894 477 if( use_ret == -(MBEDTLS_ERR_X509_ALLOC_FAILED) )
elessair 0:f269e3021894 478 mbedtls_snprintf( buf, buflen, "X509 - Allocation of memory failed" );
elessair 0:f269e3021894 479 if( use_ret == -(MBEDTLS_ERR_X509_FILE_IO_ERROR) )
elessair 0:f269e3021894 480 mbedtls_snprintf( buf, buflen, "X509 - Read/write of file failed" );
elessair 0:f269e3021894 481 if( use_ret == -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 482 mbedtls_snprintf( buf, buflen, "X509 - Destination buffer is too small" );
elessair 0:f269e3021894 483 #endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
elessair 0:f269e3021894 484 // END generated code
elessair 0:f269e3021894 485
elessair 0:f269e3021894 486 if( strlen( buf ) == 0 )
elessair 0:f269e3021894 487 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
elessair 0:f269e3021894 488 }
elessair 0:f269e3021894 489
elessair 0:f269e3021894 490 use_ret = ret & ~0xFF80;
elessair 0:f269e3021894 491
elessair 0:f269e3021894 492 if( use_ret == 0 )
elessair 0:f269e3021894 493 return;
elessair 0:f269e3021894 494
elessair 0:f269e3021894 495 // If high level code is present, make a concatenation between both
elessair 0:f269e3021894 496 // error strings.
elessair 0:f269e3021894 497 //
elessair 0:f269e3021894 498 len = strlen( buf );
elessair 0:f269e3021894 499
elessair 0:f269e3021894 500 if( len > 0 )
elessair 0:f269e3021894 501 {
elessair 0:f269e3021894 502 if( buflen - len < 5 )
elessair 0:f269e3021894 503 return;
elessair 0:f269e3021894 504
elessair 0:f269e3021894 505 mbedtls_snprintf( buf + len, buflen - len, " : " );
elessair 0:f269e3021894 506
elessair 0:f269e3021894 507 buf += len + 3;
elessair 0:f269e3021894 508 buflen -= len + 3;
elessair 0:f269e3021894 509 }
elessair 0:f269e3021894 510
elessair 0:f269e3021894 511 // Low level error codes
elessair 0:f269e3021894 512 //
elessair 0:f269e3021894 513 // BEGIN generated code
elessair 0:f269e3021894 514 #if defined(MBEDTLS_AES_C)
elessair 0:f269e3021894 515 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH) )
elessair 0:f269e3021894 516 mbedtls_snprintf( buf, buflen, "AES - Invalid key length" );
elessair 0:f269e3021894 517 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH) )
elessair 0:f269e3021894 518 mbedtls_snprintf( buf, buflen, "AES - Invalid data input length" );
elessair 0:f269e3021894 519 #endif /* MBEDTLS_AES_C */
elessair 0:f269e3021894 520
elessair 0:f269e3021894 521 #if defined(MBEDTLS_ASN1_PARSE_C)
elessair 0:f269e3021894 522 if( use_ret == -(MBEDTLS_ERR_ASN1_OUT_OF_DATA) )
elessair 0:f269e3021894 523 mbedtls_snprintf( buf, buflen, "ASN1 - Out of data when parsing an ASN1 data structure" );
elessair 0:f269e3021894 524 if( use_ret == -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG) )
elessair 0:f269e3021894 525 mbedtls_snprintf( buf, buflen, "ASN1 - ASN1 tag was of an unexpected value" );
elessair 0:f269e3021894 526 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_LENGTH) )
elessair 0:f269e3021894 527 mbedtls_snprintf( buf, buflen, "ASN1 - Error when trying to determine the length or invalid length" );
elessair 0:f269e3021894 528 if( use_ret == -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH) )
elessair 0:f269e3021894 529 mbedtls_snprintf( buf, buflen, "ASN1 - Actual length differs from expected length" );
elessair 0:f269e3021894 530 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_DATA) )
elessair 0:f269e3021894 531 mbedtls_snprintf( buf, buflen, "ASN1 - Data is invalid. (not used)" );
elessair 0:f269e3021894 532 if( use_ret == -(MBEDTLS_ERR_ASN1_ALLOC_FAILED) )
elessair 0:f269e3021894 533 mbedtls_snprintf( buf, buflen, "ASN1 - Memory allocation failed" );
elessair 0:f269e3021894 534 if( use_ret == -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL) )
elessair 0:f269e3021894 535 mbedtls_snprintf( buf, buflen, "ASN1 - Buffer too small when writing ASN.1 data structure" );
elessair 0:f269e3021894 536 #endif /* MBEDTLS_ASN1_PARSE_C */
elessair 0:f269e3021894 537
elessair 0:f269e3021894 538 #if defined(MBEDTLS_BASE64_C)
elessair 0:f269e3021894 539 if( use_ret == -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 540 mbedtls_snprintf( buf, buflen, "BASE64 - Output buffer too small" );
elessair 0:f269e3021894 541 if( use_ret == -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER) )
elessair 0:f269e3021894 542 mbedtls_snprintf( buf, buflen, "BASE64 - Invalid character in input" );
elessair 0:f269e3021894 543 #endif /* MBEDTLS_BASE64_C */
elessair 0:f269e3021894 544
elessair 0:f269e3021894 545 #if defined(MBEDTLS_BIGNUM_C)
elessair 0:f269e3021894 546 if( use_ret == -(MBEDTLS_ERR_MPI_FILE_IO_ERROR) )
elessair 0:f269e3021894 547 mbedtls_snprintf( buf, buflen, "BIGNUM - An error occurred while reading from or writing to a file" );
elessair 0:f269e3021894 548 if( use_ret == -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA) )
elessair 0:f269e3021894 549 mbedtls_snprintf( buf, buflen, "BIGNUM - Bad input parameters to function" );
elessair 0:f269e3021894 550 if( use_ret == -(MBEDTLS_ERR_MPI_INVALID_CHARACTER) )
elessair 0:f269e3021894 551 mbedtls_snprintf( buf, buflen, "BIGNUM - There is an invalid character in the digit string" );
elessair 0:f269e3021894 552 if( use_ret == -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 553 mbedtls_snprintf( buf, buflen, "BIGNUM - The buffer is too small to write to" );
elessair 0:f269e3021894 554 if( use_ret == -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE) )
elessair 0:f269e3021894 555 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are negative or result in illegal output" );
elessair 0:f269e3021894 556 if( use_ret == -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO) )
elessair 0:f269e3021894 557 mbedtls_snprintf( buf, buflen, "BIGNUM - The input argument for division is zero, which is not allowed" );
elessair 0:f269e3021894 558 if( use_ret == -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE) )
elessair 0:f269e3021894 559 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are not acceptable" );
elessair 0:f269e3021894 560 if( use_ret == -(MBEDTLS_ERR_MPI_ALLOC_FAILED) )
elessair 0:f269e3021894 561 mbedtls_snprintf( buf, buflen, "BIGNUM - Memory allocation failed" );
elessair 0:f269e3021894 562 #endif /* MBEDTLS_BIGNUM_C */
elessair 0:f269e3021894 563
elessair 0:f269e3021894 564 #if defined(MBEDTLS_BLOWFISH_C)
elessair 0:f269e3021894 565 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH) )
elessair 0:f269e3021894 566 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid key length" );
elessair 0:f269e3021894 567 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH) )
elessair 0:f269e3021894 568 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid data input length" );
elessair 0:f269e3021894 569 #endif /* MBEDTLS_BLOWFISH_C */
elessair 0:f269e3021894 570
elessair 0:f269e3021894 571 #if defined(MBEDTLS_CAMELLIA_C)
elessair 0:f269e3021894 572 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH) )
elessair 0:f269e3021894 573 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid key length" );
elessair 0:f269e3021894 574 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH) )
elessair 0:f269e3021894 575 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid data input length" );
elessair 0:f269e3021894 576 #endif /* MBEDTLS_CAMELLIA_C */
elessair 0:f269e3021894 577
elessair 0:f269e3021894 578 #if defined(MBEDTLS_CCM_C)
elessair 0:f269e3021894 579 if( use_ret == -(MBEDTLS_ERR_CCM_BAD_INPUT) )
elessair 0:f269e3021894 580 mbedtls_snprintf( buf, buflen, "CCM - Bad input parameters to function" );
elessair 0:f269e3021894 581 if( use_ret == -(MBEDTLS_ERR_CCM_AUTH_FAILED) )
elessair 0:f269e3021894 582 mbedtls_snprintf( buf, buflen, "CCM - Authenticated decryption failed" );
elessair 0:f269e3021894 583 #endif /* MBEDTLS_CCM_C */
elessair 0:f269e3021894 584
elessair 0:f269e3021894 585 #if defined(MBEDTLS_CTR_DRBG_C)
elessair 0:f269e3021894 586 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED) )
elessair 0:f269e3021894 587 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The entropy source failed" );
elessair 0:f269e3021894 588 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG) )
elessair 0:f269e3021894 589 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Too many random requested in single call" );
elessair 0:f269e3021894 590 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG) )
elessair 0:f269e3021894 591 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Input too large (Entropy + additional)" );
elessair 0:f269e3021894 592 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR) )
elessair 0:f269e3021894 593 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Read/write error in file" );
elessair 0:f269e3021894 594 #endif /* MBEDTLS_CTR_DRBG_C */
elessair 0:f269e3021894 595
elessair 0:f269e3021894 596 #if defined(MBEDTLS_DES_C)
elessair 0:f269e3021894 597 if( use_ret == -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH) )
elessair 0:f269e3021894 598 mbedtls_snprintf( buf, buflen, "DES - The data input has an invalid length" );
elessair 0:f269e3021894 599 #endif /* MBEDTLS_DES_C */
elessair 0:f269e3021894 600
elessair 0:f269e3021894 601 #if defined(MBEDTLS_ENTROPY_C)
elessair 0:f269e3021894 602 if( use_ret == -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED) )
elessair 0:f269e3021894 603 mbedtls_snprintf( buf, buflen, "ENTROPY - Critical entropy source failure" );
elessair 0:f269e3021894 604 if( use_ret == -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES) )
elessair 0:f269e3021894 605 mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
elessair 0:f269e3021894 606 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
elessair 0:f269e3021894 607 mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
elessair 0:f269e3021894 608 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
elessair 0:f269e3021894 609 mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
elessair 0:f269e3021894 610 if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
elessair 0:f269e3021894 611 mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
elessair 0:f269e3021894 612 #endif /* MBEDTLS_ENTROPY_C */
elessair 0:f269e3021894 613
elessair 0:f269e3021894 614 #if defined(MBEDTLS_GCM_C)
elessair 0:f269e3021894 615 if( use_ret == -(MBEDTLS_ERR_GCM_AUTH_FAILED) )
elessair 0:f269e3021894 616 mbedtls_snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
elessair 0:f269e3021894 617 if( use_ret == -(MBEDTLS_ERR_GCM_BAD_INPUT) )
elessair 0:f269e3021894 618 mbedtls_snprintf( buf, buflen, "GCM - Bad input parameters to function" );
elessair 0:f269e3021894 619 #endif /* MBEDTLS_GCM_C */
elessair 0:f269e3021894 620
elessair 0:f269e3021894 621 #if defined(MBEDTLS_HMAC_DRBG_C)
elessair 0:f269e3021894 622 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG) )
elessair 0:f269e3021894 623 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Too many random requested in single call" );
elessair 0:f269e3021894 624 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG) )
elessair 0:f269e3021894 625 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Input too large (Entropy + additional)" );
elessair 0:f269e3021894 626 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR) )
elessair 0:f269e3021894 627 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Read/write error in file" );
elessair 0:f269e3021894 628 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED) )
elessair 0:f269e3021894 629 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - The entropy source failed" );
elessair 0:f269e3021894 630 #endif /* MBEDTLS_HMAC_DRBG_C */
elessair 0:f269e3021894 631
elessair 0:f269e3021894 632 #if defined(MBEDTLS_NET_C)
elessair 0:f269e3021894 633 if( use_ret == -(MBEDTLS_ERR_NET_SOCKET_FAILED) )
elessair 0:f269e3021894 634 mbedtls_snprintf( buf, buflen, "NET - Failed to open a socket" );
elessair 0:f269e3021894 635 if( use_ret == -(MBEDTLS_ERR_NET_CONNECT_FAILED) )
elessair 0:f269e3021894 636 mbedtls_snprintf( buf, buflen, "NET - The connection to the given server / port failed" );
elessair 0:f269e3021894 637 if( use_ret == -(MBEDTLS_ERR_NET_BIND_FAILED) )
elessair 0:f269e3021894 638 mbedtls_snprintf( buf, buflen, "NET - Binding of the socket failed" );
elessair 0:f269e3021894 639 if( use_ret == -(MBEDTLS_ERR_NET_LISTEN_FAILED) )
elessair 0:f269e3021894 640 mbedtls_snprintf( buf, buflen, "NET - Could not listen on the socket" );
elessair 0:f269e3021894 641 if( use_ret == -(MBEDTLS_ERR_NET_ACCEPT_FAILED) )
elessair 0:f269e3021894 642 mbedtls_snprintf( buf, buflen, "NET - Could not accept the incoming connection" );
elessair 0:f269e3021894 643 if( use_ret == -(MBEDTLS_ERR_NET_RECV_FAILED) )
elessair 0:f269e3021894 644 mbedtls_snprintf( buf, buflen, "NET - Reading information from the socket failed" );
elessair 0:f269e3021894 645 if( use_ret == -(MBEDTLS_ERR_NET_SEND_FAILED) )
elessair 0:f269e3021894 646 mbedtls_snprintf( buf, buflen, "NET - Sending information through the socket failed" );
elessair 0:f269e3021894 647 if( use_ret == -(MBEDTLS_ERR_NET_CONN_RESET) )
elessair 0:f269e3021894 648 mbedtls_snprintf( buf, buflen, "NET - Connection was reset by peer" );
elessair 0:f269e3021894 649 if( use_ret == -(MBEDTLS_ERR_NET_UNKNOWN_HOST) )
elessair 0:f269e3021894 650 mbedtls_snprintf( buf, buflen, "NET - Failed to get an IP address for the given hostname" );
elessair 0:f269e3021894 651 if( use_ret == -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL) )
elessair 0:f269e3021894 652 mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
elessair 0:f269e3021894 653 if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
elessair 0:f269e3021894 654 mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
elessair 0:f269e3021894 655 #endif /* MBEDTLS_NET_C */
elessair 0:f269e3021894 656
elessair 0:f269e3021894 657 #if defined(MBEDTLS_OID_C)
elessair 0:f269e3021894 658 if( use_ret == -(MBEDTLS_ERR_OID_NOT_FOUND) )
elessair 0:f269e3021894 659 mbedtls_snprintf( buf, buflen, "OID - OID is not found" );
elessair 0:f269e3021894 660 if( use_ret == -(MBEDTLS_ERR_OID_BUF_TOO_SMALL) )
elessair 0:f269e3021894 661 mbedtls_snprintf( buf, buflen, "OID - output buffer is too small" );
elessair 0:f269e3021894 662 #endif /* MBEDTLS_OID_C */
elessair 0:f269e3021894 663
elessair 0:f269e3021894 664 #if defined(MBEDTLS_PADLOCK_C)
elessair 0:f269e3021894 665 if( use_ret == -(MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED) )
elessair 0:f269e3021894 666 mbedtls_snprintf( buf, buflen, "PADLOCK - Input data should be aligned" );
elessair 0:f269e3021894 667 #endif /* MBEDTLS_PADLOCK_C */
elessair 0:f269e3021894 668
elessair 0:f269e3021894 669 #if defined(MBEDTLS_THREADING_C)
elessair 0:f269e3021894 670 if( use_ret == -(MBEDTLS_ERR_THREADING_FEATURE_UNAVAILABLE) )
elessair 0:f269e3021894 671 mbedtls_snprintf( buf, buflen, "THREADING - The selected feature is not available" );
elessair 0:f269e3021894 672 if( use_ret == -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA) )
elessair 0:f269e3021894 673 mbedtls_snprintf( buf, buflen, "THREADING - Bad input parameters to function" );
elessair 0:f269e3021894 674 if( use_ret == -(MBEDTLS_ERR_THREADING_MUTEX_ERROR) )
elessair 0:f269e3021894 675 mbedtls_snprintf( buf, buflen, "THREADING - Locking / unlocking / free failed with error code" );
elessair 0:f269e3021894 676 #endif /* MBEDTLS_THREADING_C */
elessair 0:f269e3021894 677
elessair 0:f269e3021894 678 #if defined(MBEDTLS_XTEA_C)
elessair 0:f269e3021894 679 if( use_ret == -(MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH) )
elessair 0:f269e3021894 680 mbedtls_snprintf( buf, buflen, "XTEA - The data input has an invalid length" );
elessair 0:f269e3021894 681 #endif /* MBEDTLS_XTEA_C */
elessair 0:f269e3021894 682 // END generated code
elessair 0:f269e3021894 683
elessair 0:f269e3021894 684 if( strlen( buf ) != 0 )
elessair 0:f269e3021894 685 return;
elessair 0:f269e3021894 686
elessair 0:f269e3021894 687 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
elessair 0:f269e3021894 688 }
elessair 0:f269e3021894 689
elessair 0:f269e3021894 690 #else /* MBEDTLS_ERROR_C */
elessair 0:f269e3021894 691
elessair 0:f269e3021894 692 #if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
elessair 0:f269e3021894 693
elessair 0:f269e3021894 694 /*
elessair 0:f269e3021894 695 * Provide an non-function in case MBEDTLS_ERROR_C is not defined
elessair 0:f269e3021894 696 */
elessair 0:f269e3021894 697 void mbedtls_strerror( int ret, char *buf, size_t buflen )
elessair 0:f269e3021894 698 {
elessair 0:f269e3021894 699 ((void) ret);
elessair 0:f269e3021894 700
elessair 0:f269e3021894 701 if( buflen > 0 )
elessair 0:f269e3021894 702 buf[0] = '\0';
elessair 0:f269e3021894 703 }
elessair 0:f269e3021894 704
elessair 0:f269e3021894 705 #endif /* MBEDTLS_ERROR_STRERROR_DUMMY */
elessair 0:f269e3021894 706
elessair 0:f269e3021894 707 #endif /* MBEDTLS_ERROR_C */