Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

features/mbedtls/src/error.c@0:6c56fb4bc5f0, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:27:58 2016 +0000
Revision:
0:6c56fb4bc5f0
Moving to library for sharing updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /*
nexpaq 0:6c56fb4bc5f0 2 * Error message information
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
nexpaq 0:6c56fb4bc5f0 5 * SPDX-License-Identifier: Apache-2.0
nexpaq 0:6c56fb4bc5f0 6 *
nexpaq 0:6c56fb4bc5f0 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
nexpaq 0:6c56fb4bc5f0 8 * not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 9 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 10 *
nexpaq 0:6c56fb4bc5f0 11 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 12 *
nexpaq 0:6c56fb4bc5f0 13 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
nexpaq 0:6c56fb4bc5f0 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 16 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 17 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 18 *
nexpaq 0:6c56fb4bc5f0 19 * This file is part of mbed TLS (https://tls.mbed.org)
nexpaq 0:6c56fb4bc5f0 20 */
nexpaq 0:6c56fb4bc5f0 21
nexpaq 0:6c56fb4bc5f0 22 #if !defined(MBEDTLS_CONFIG_FILE)
nexpaq 0:6c56fb4bc5f0 23 #include "mbedtls/config.h"
nexpaq 0:6c56fb4bc5f0 24 #else
nexpaq 0:6c56fb4bc5f0 25 #include MBEDTLS_CONFIG_FILE
nexpaq 0:6c56fb4bc5f0 26 #endif
nexpaq 0:6c56fb4bc5f0 27
nexpaq 0:6c56fb4bc5f0 28 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
nexpaq 0:6c56fb4bc5f0 29 #include "mbedtls/error.h"
nexpaq 0:6c56fb4bc5f0 30 #include <string.h>
nexpaq 0:6c56fb4bc5f0 31 #endif
nexpaq 0:6c56fb4bc5f0 32
nexpaq 0:6c56fb4bc5f0 33 #if defined(MBEDTLS_PLATFORM_C)
nexpaq 0:6c56fb4bc5f0 34 #include "mbedtls/platform.h"
nexpaq 0:6c56fb4bc5f0 35 #else
nexpaq 0:6c56fb4bc5f0 36 #define mbedtls_snprintf snprintf
nexpaq 0:6c56fb4bc5f0 37 #define mbedtls_time_t time_t
nexpaq 0:6c56fb4bc5f0 38 #endif
nexpaq 0:6c56fb4bc5f0 39
nexpaq 0:6c56fb4bc5f0 40 #if defined(MBEDTLS_ERROR_C)
nexpaq 0:6c56fb4bc5f0 41
nexpaq 0:6c56fb4bc5f0 42 #include <stdio.h>
nexpaq 0:6c56fb4bc5f0 43
nexpaq 0:6c56fb4bc5f0 44 #if defined(MBEDTLS_AES_C)
nexpaq 0:6c56fb4bc5f0 45 #include "mbedtls/aes.h"
nexpaq 0:6c56fb4bc5f0 46 #endif
nexpaq 0:6c56fb4bc5f0 47
nexpaq 0:6c56fb4bc5f0 48 #if defined(MBEDTLS_BASE64_C)
nexpaq 0:6c56fb4bc5f0 49 #include "mbedtls/base64.h"
nexpaq 0:6c56fb4bc5f0 50 #endif
nexpaq 0:6c56fb4bc5f0 51
nexpaq 0:6c56fb4bc5f0 52 #if defined(MBEDTLS_BIGNUM_C)
nexpaq 0:6c56fb4bc5f0 53 #include "mbedtls/bignum.h"
nexpaq 0:6c56fb4bc5f0 54 #endif
nexpaq 0:6c56fb4bc5f0 55
nexpaq 0:6c56fb4bc5f0 56 #if defined(MBEDTLS_BLOWFISH_C)
nexpaq 0:6c56fb4bc5f0 57 #include "mbedtls/blowfish.h"
nexpaq 0:6c56fb4bc5f0 58 #endif
nexpaq 0:6c56fb4bc5f0 59
nexpaq 0:6c56fb4bc5f0 60 #if defined(MBEDTLS_CAMELLIA_C)
nexpaq 0:6c56fb4bc5f0 61 #include "mbedtls/camellia.h"
nexpaq 0:6c56fb4bc5f0 62 #endif
nexpaq 0:6c56fb4bc5f0 63
nexpaq 0:6c56fb4bc5f0 64 #if defined(MBEDTLS_CCM_C)
nexpaq 0:6c56fb4bc5f0 65 #include "mbedtls/ccm.h"
nexpaq 0:6c56fb4bc5f0 66 #endif
nexpaq 0:6c56fb4bc5f0 67
nexpaq 0:6c56fb4bc5f0 68 #if defined(MBEDTLS_CIPHER_C)
nexpaq 0:6c56fb4bc5f0 69 #include "mbedtls/cipher.h"
nexpaq 0:6c56fb4bc5f0 70 #endif
nexpaq 0:6c56fb4bc5f0 71
nexpaq 0:6c56fb4bc5f0 72 #if defined(MBEDTLS_CTR_DRBG_C)
nexpaq 0:6c56fb4bc5f0 73 #include "mbedtls/ctr_drbg.h"
nexpaq 0:6c56fb4bc5f0 74 #endif
nexpaq 0:6c56fb4bc5f0 75
nexpaq 0:6c56fb4bc5f0 76 #if defined(MBEDTLS_DES_C)
nexpaq 0:6c56fb4bc5f0 77 #include "mbedtls/des.h"
nexpaq 0:6c56fb4bc5f0 78 #endif
nexpaq 0:6c56fb4bc5f0 79
nexpaq 0:6c56fb4bc5f0 80 #if defined(MBEDTLS_DHM_C)
nexpaq 0:6c56fb4bc5f0 81 #include "mbedtls/dhm.h"
nexpaq 0:6c56fb4bc5f0 82 #endif
nexpaq 0:6c56fb4bc5f0 83
nexpaq 0:6c56fb4bc5f0 84 #if defined(MBEDTLS_ECP_C)
nexpaq 0:6c56fb4bc5f0 85 #include "mbedtls/ecp.h"
nexpaq 0:6c56fb4bc5f0 86 #endif
nexpaq 0:6c56fb4bc5f0 87
nexpaq 0:6c56fb4bc5f0 88 #if defined(MBEDTLS_ENTROPY_C)
nexpaq 0:6c56fb4bc5f0 89 #include "mbedtls/entropy.h"
nexpaq 0:6c56fb4bc5f0 90 #endif
nexpaq 0:6c56fb4bc5f0 91
nexpaq 0:6c56fb4bc5f0 92 #if defined(MBEDTLS_GCM_C)
nexpaq 0:6c56fb4bc5f0 93 #include "mbedtls/gcm.h"
nexpaq 0:6c56fb4bc5f0 94 #endif
nexpaq 0:6c56fb4bc5f0 95
nexpaq 0:6c56fb4bc5f0 96 #if defined(MBEDTLS_HMAC_DRBG_C)
nexpaq 0:6c56fb4bc5f0 97 #include "mbedtls/hmac_drbg.h"
nexpaq 0:6c56fb4bc5f0 98 #endif
nexpaq 0:6c56fb4bc5f0 99
nexpaq 0:6c56fb4bc5f0 100 #if defined(MBEDTLS_MD_C)
nexpaq 0:6c56fb4bc5f0 101 #include "mbedtls/md.h"
nexpaq 0:6c56fb4bc5f0 102 #endif
nexpaq 0:6c56fb4bc5f0 103
nexpaq 0:6c56fb4bc5f0 104 #if defined(MBEDTLS_NET_C)
nexpaq 0:6c56fb4bc5f0 105 #include "mbedtls/net.h"
nexpaq 0:6c56fb4bc5f0 106 #endif
nexpaq 0:6c56fb4bc5f0 107
nexpaq 0:6c56fb4bc5f0 108 #if defined(MBEDTLS_OID_C)
nexpaq 0:6c56fb4bc5f0 109 #include "mbedtls/oid.h"
nexpaq 0:6c56fb4bc5f0 110 #endif
nexpaq 0:6c56fb4bc5f0 111
nexpaq 0:6c56fb4bc5f0 112 #if defined(MBEDTLS_PADLOCK_C)
nexpaq 0:6c56fb4bc5f0 113 #include "mbedtls/padlock.h"
nexpaq 0:6c56fb4bc5f0 114 #endif
nexpaq 0:6c56fb4bc5f0 115
nexpaq 0:6c56fb4bc5f0 116 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
nexpaq 0:6c56fb4bc5f0 117 #include "mbedtls/pem.h"
nexpaq 0:6c56fb4bc5f0 118 #endif
nexpaq 0:6c56fb4bc5f0 119
nexpaq 0:6c56fb4bc5f0 120 #if defined(MBEDTLS_PK_C)
nexpaq 0:6c56fb4bc5f0 121 #include "mbedtls/pk.h"
nexpaq 0:6c56fb4bc5f0 122 #endif
nexpaq 0:6c56fb4bc5f0 123
nexpaq 0:6c56fb4bc5f0 124 #if defined(MBEDTLS_PKCS12_C)
nexpaq 0:6c56fb4bc5f0 125 #include "mbedtls/pkcs12.h"
nexpaq 0:6c56fb4bc5f0 126 #endif
nexpaq 0:6c56fb4bc5f0 127
nexpaq 0:6c56fb4bc5f0 128 #if defined(MBEDTLS_PKCS5_C)
nexpaq 0:6c56fb4bc5f0 129 #include "mbedtls/pkcs5.h"
nexpaq 0:6c56fb4bc5f0 130 #endif
nexpaq 0:6c56fb4bc5f0 131
nexpaq 0:6c56fb4bc5f0 132 #if defined(MBEDTLS_RSA_C)
nexpaq 0:6c56fb4bc5f0 133 #include "mbedtls/rsa.h"
nexpaq 0:6c56fb4bc5f0 134 #endif
nexpaq 0:6c56fb4bc5f0 135
nexpaq 0:6c56fb4bc5f0 136 #if defined(MBEDTLS_SSL_TLS_C)
nexpaq 0:6c56fb4bc5f0 137 #include "mbedtls/ssl.h"
nexpaq 0:6c56fb4bc5f0 138 #endif
nexpaq 0:6c56fb4bc5f0 139
nexpaq 0:6c56fb4bc5f0 140 #if defined(MBEDTLS_THREADING_C)
nexpaq 0:6c56fb4bc5f0 141 #include "mbedtls/threading.h"
nexpaq 0:6c56fb4bc5f0 142 #endif
nexpaq 0:6c56fb4bc5f0 143
nexpaq 0:6c56fb4bc5f0 144 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
nexpaq 0:6c56fb4bc5f0 145 #include "mbedtls/x509.h"
nexpaq 0:6c56fb4bc5f0 146 #endif
nexpaq 0:6c56fb4bc5f0 147
nexpaq 0:6c56fb4bc5f0 148 #if defined(MBEDTLS_XTEA_C)
nexpaq 0:6c56fb4bc5f0 149 #include "mbedtls/xtea.h"
nexpaq 0:6c56fb4bc5f0 150 #endif
nexpaq 0:6c56fb4bc5f0 151
nexpaq 0:6c56fb4bc5f0 152
nexpaq 0:6c56fb4bc5f0 153 void mbedtls_strerror( int ret, char *buf, size_t buflen )
nexpaq 0:6c56fb4bc5f0 154 {
nexpaq 0:6c56fb4bc5f0 155 size_t len;
nexpaq 0:6c56fb4bc5f0 156 int use_ret;
nexpaq 0:6c56fb4bc5f0 157
nexpaq 0:6c56fb4bc5f0 158 if( buflen == 0 )
nexpaq 0:6c56fb4bc5f0 159 return;
nexpaq 0:6c56fb4bc5f0 160
nexpaq 0:6c56fb4bc5f0 161 memset( buf, 0x00, buflen );
nexpaq 0:6c56fb4bc5f0 162
nexpaq 0:6c56fb4bc5f0 163 if( ret < 0 )
nexpaq 0:6c56fb4bc5f0 164 ret = -ret;
nexpaq 0:6c56fb4bc5f0 165
nexpaq 0:6c56fb4bc5f0 166 if( ret & 0xFF80 )
nexpaq 0:6c56fb4bc5f0 167 {
nexpaq 0:6c56fb4bc5f0 168 use_ret = ret & 0xFF80;
nexpaq 0:6c56fb4bc5f0 169
nexpaq 0:6c56fb4bc5f0 170 // High level error codes
nexpaq 0:6c56fb4bc5f0 171 //
nexpaq 0:6c56fb4bc5f0 172 // BEGIN generated code
nexpaq 0:6c56fb4bc5f0 173 #if defined(MBEDTLS_CIPHER_C)
nexpaq 0:6c56fb4bc5f0 174 if( use_ret == -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 175 mbedtls_snprintf( buf, buflen, "CIPHER - The selected feature is not available" );
nexpaq 0:6c56fb4bc5f0 176 if( use_ret == -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 177 mbedtls_snprintf( buf, buflen, "CIPHER - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 178 if( use_ret == -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 179 mbedtls_snprintf( buf, buflen, "CIPHER - Failed to allocate memory" );
nexpaq 0:6c56fb4bc5f0 180 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_PADDING) )
nexpaq 0:6c56fb4bc5f0 181 mbedtls_snprintf( buf, buflen, "CIPHER - Input data contains invalid padding and is rejected" );
nexpaq 0:6c56fb4bc5f0 182 if( use_ret == -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED) )
nexpaq 0:6c56fb4bc5f0 183 mbedtls_snprintf( buf, buflen, "CIPHER - Decryption of block requires a full block" );
nexpaq 0:6c56fb4bc5f0 184 if( use_ret == -(MBEDTLS_ERR_CIPHER_AUTH_FAILED) )
nexpaq 0:6c56fb4bc5f0 185 mbedtls_snprintf( buf, buflen, "CIPHER - Authentication failed (for AEAD modes)" );
nexpaq 0:6c56fb4bc5f0 186 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT) )
nexpaq 0:6c56fb4bc5f0 187 mbedtls_snprintf( buf, buflen, "CIPHER - The context is invalid, eg because it was free()ed" );
nexpaq 0:6c56fb4bc5f0 188 #endif /* MBEDTLS_CIPHER_C */
nexpaq 0:6c56fb4bc5f0 189
nexpaq 0:6c56fb4bc5f0 190 #if defined(MBEDTLS_DHM_C)
nexpaq 0:6c56fb4bc5f0 191 if( use_ret == -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 192 mbedtls_snprintf( buf, buflen, "DHM - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 193 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED) )
nexpaq 0:6c56fb4bc5f0 194 mbedtls_snprintf( buf, buflen, "DHM - Reading of the DHM parameters failed" );
nexpaq 0:6c56fb4bc5f0 195 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED) )
nexpaq 0:6c56fb4bc5f0 196 mbedtls_snprintf( buf, buflen, "DHM - Making of the DHM parameters failed" );
nexpaq 0:6c56fb4bc5f0 197 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED) )
nexpaq 0:6c56fb4bc5f0 198 mbedtls_snprintf( buf, buflen, "DHM - Reading of the public values failed" );
nexpaq 0:6c56fb4bc5f0 199 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED) )
nexpaq 0:6c56fb4bc5f0 200 mbedtls_snprintf( buf, buflen, "DHM - Making of the public value failed" );
nexpaq 0:6c56fb4bc5f0 201 if( use_ret == -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED) )
nexpaq 0:6c56fb4bc5f0 202 mbedtls_snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
nexpaq 0:6c56fb4bc5f0 203 if( use_ret == -(MBEDTLS_ERR_DHM_INVALID_FORMAT) )
nexpaq 0:6c56fb4bc5f0 204 mbedtls_snprintf( buf, buflen, "DHM - The ASN.1 data is not formatted correctly" );
nexpaq 0:6c56fb4bc5f0 205 if( use_ret == -(MBEDTLS_ERR_DHM_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 206 mbedtls_snprintf( buf, buflen, "DHM - Allocation of memory failed" );
nexpaq 0:6c56fb4bc5f0 207 if( use_ret == -(MBEDTLS_ERR_DHM_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 208 mbedtls_snprintf( buf, buflen, "DHM - Read/write of file failed" );
nexpaq 0:6c56fb4bc5f0 209 #endif /* MBEDTLS_DHM_C */
nexpaq 0:6c56fb4bc5f0 210
nexpaq 0:6c56fb4bc5f0 211 #if defined(MBEDTLS_ECP_C)
nexpaq 0:6c56fb4bc5f0 212 if( use_ret == -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 213 mbedtls_snprintf( buf, buflen, "ECP - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 214 if( use_ret == -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 215 mbedtls_snprintf( buf, buflen, "ECP - The buffer is too small to write to" );
nexpaq 0:6c56fb4bc5f0 216 if( use_ret == -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 217 mbedtls_snprintf( buf, buflen, "ECP - Requested curve not available" );
nexpaq 0:6c56fb4bc5f0 218 if( use_ret == -(MBEDTLS_ERR_ECP_VERIFY_FAILED) )
nexpaq 0:6c56fb4bc5f0 219 mbedtls_snprintf( buf, buflen, "ECP - The signature is not valid" );
nexpaq 0:6c56fb4bc5f0 220 if( use_ret == -(MBEDTLS_ERR_ECP_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 221 mbedtls_snprintf( buf, buflen, "ECP - Memory allocation failed" );
nexpaq 0:6c56fb4bc5f0 222 if( use_ret == -(MBEDTLS_ERR_ECP_RANDOM_FAILED) )
nexpaq 0:6c56fb4bc5f0 223 mbedtls_snprintf( buf, buflen, "ECP - Generation of random value, such as (ephemeral) key, failed" );
nexpaq 0:6c56fb4bc5f0 224 if( use_ret == -(MBEDTLS_ERR_ECP_INVALID_KEY) )
nexpaq 0:6c56fb4bc5f0 225 mbedtls_snprintf( buf, buflen, "ECP - Invalid private or public key" );
nexpaq 0:6c56fb4bc5f0 226 if( use_ret == -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 227 mbedtls_snprintf( buf, buflen, "ECP - Signature is valid but shorter than the user-supplied length" );
nexpaq 0:6c56fb4bc5f0 228 #endif /* MBEDTLS_ECP_C */
nexpaq 0:6c56fb4bc5f0 229
nexpaq 0:6c56fb4bc5f0 230 #if defined(MBEDTLS_MD_C)
nexpaq 0:6c56fb4bc5f0 231 if( use_ret == -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 232 mbedtls_snprintf( buf, buflen, "MD - The selected feature is not available" );
nexpaq 0:6c56fb4bc5f0 233 if( use_ret == -(MBEDTLS_ERR_MD_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 234 mbedtls_snprintf( buf, buflen, "MD - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 235 if( use_ret == -(MBEDTLS_ERR_MD_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 236 mbedtls_snprintf( buf, buflen, "MD - Failed to allocate memory" );
nexpaq 0:6c56fb4bc5f0 237 if( use_ret == -(MBEDTLS_ERR_MD_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 238 mbedtls_snprintf( buf, buflen, "MD - Opening or reading of file failed" );
nexpaq 0:6c56fb4bc5f0 239 #endif /* MBEDTLS_MD_C */
nexpaq 0:6c56fb4bc5f0 240
nexpaq 0:6c56fb4bc5f0 241 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
nexpaq 0:6c56fb4bc5f0 242 if( use_ret == -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
nexpaq 0:6c56fb4bc5f0 243 mbedtls_snprintf( buf, buflen, "PEM - No PEM header or footer found" );
nexpaq 0:6c56fb4bc5f0 244 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_DATA) )
nexpaq 0:6c56fb4bc5f0 245 mbedtls_snprintf( buf, buflen, "PEM - PEM string is not as expected" );
nexpaq 0:6c56fb4bc5f0 246 if( use_ret == -(MBEDTLS_ERR_PEM_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 247 mbedtls_snprintf( buf, buflen, "PEM - Failed to allocate memory" );
nexpaq 0:6c56fb4bc5f0 248 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_ENC_IV) )
nexpaq 0:6c56fb4bc5f0 249 mbedtls_snprintf( buf, buflen, "PEM - RSA IV is not in hex-format" );
nexpaq 0:6c56fb4bc5f0 250 if( use_ret == -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG) )
nexpaq 0:6c56fb4bc5f0 251 mbedtls_snprintf( buf, buflen, "PEM - Unsupported key encryption algorithm" );
nexpaq 0:6c56fb4bc5f0 252 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 253 mbedtls_snprintf( buf, buflen, "PEM - Private key password can't be empty" );
nexpaq 0:6c56fb4bc5f0 254 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 255 mbedtls_snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
nexpaq 0:6c56fb4bc5f0 256 if( use_ret == -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 257 mbedtls_snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
nexpaq 0:6c56fb4bc5f0 258 if( use_ret == -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 259 mbedtls_snprintf( buf, buflen, "PEM - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 260 #endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
nexpaq 0:6c56fb4bc5f0 261
nexpaq 0:6c56fb4bc5f0 262 #if defined(MBEDTLS_PK_C)
nexpaq 0:6c56fb4bc5f0 263 if( use_ret == -(MBEDTLS_ERR_PK_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 264 mbedtls_snprintf( buf, buflen, "PK - Memory allocation failed" );
nexpaq 0:6c56fb4bc5f0 265 if( use_ret == -(MBEDTLS_ERR_PK_TYPE_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 266 mbedtls_snprintf( buf, buflen, "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
nexpaq 0:6c56fb4bc5f0 267 if( use_ret == -(MBEDTLS_ERR_PK_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 268 mbedtls_snprintf( buf, buflen, "PK - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 269 if( use_ret == -(MBEDTLS_ERR_PK_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 270 mbedtls_snprintf( buf, buflen, "PK - Read/write of file failed" );
nexpaq 0:6c56fb4bc5f0 271 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION) )
nexpaq 0:6c56fb4bc5f0 272 mbedtls_snprintf( buf, buflen, "PK - Unsupported key version" );
nexpaq 0:6c56fb4bc5f0 273 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT) )
nexpaq 0:6c56fb4bc5f0 274 mbedtls_snprintf( buf, buflen, "PK - Invalid key tag or value" );
nexpaq 0:6c56fb4bc5f0 275 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG) )
nexpaq 0:6c56fb4bc5f0 276 mbedtls_snprintf( buf, buflen, "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
nexpaq 0:6c56fb4bc5f0 277 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 278 mbedtls_snprintf( buf, buflen, "PK - Private key password can't be empty" );
nexpaq 0:6c56fb4bc5f0 279 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 280 mbedtls_snprintf( buf, buflen, "PK - Given private key password does not allow for correct decryption" );
nexpaq 0:6c56fb4bc5f0 281 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_PUBKEY) )
nexpaq 0:6c56fb4bc5f0 282 mbedtls_snprintf( buf, buflen, "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
nexpaq 0:6c56fb4bc5f0 283 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_ALG) )
nexpaq 0:6c56fb4bc5f0 284 mbedtls_snprintf( buf, buflen, "PK - The algorithm tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 285 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE) )
nexpaq 0:6c56fb4bc5f0 286 mbedtls_snprintf( buf, buflen, "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
nexpaq 0:6c56fb4bc5f0 287 if( use_ret == -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 288 mbedtls_snprintf( buf, buflen, "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
nexpaq 0:6c56fb4bc5f0 289 if( use_ret == -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 290 mbedtls_snprintf( buf, buflen, "PK - The signature is valid but its length is less than expected" );
nexpaq 0:6c56fb4bc5f0 291 #endif /* MBEDTLS_PK_C */
nexpaq 0:6c56fb4bc5f0 292
nexpaq 0:6c56fb4bc5f0 293 #if defined(MBEDTLS_PKCS12_C)
nexpaq 0:6c56fb4bc5f0 294 if( use_ret == -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 295 mbedtls_snprintf( buf, buflen, "PKCS12 - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 296 if( use_ret == -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 297 mbedtls_snprintf( buf, buflen, "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
nexpaq 0:6c56fb4bc5f0 298 if( use_ret == -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT) )
nexpaq 0:6c56fb4bc5f0 299 mbedtls_snprintf( buf, buflen, "PKCS12 - PBE ASN.1 data not as expected" );
nexpaq 0:6c56fb4bc5f0 300 if( use_ret == -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 301 mbedtls_snprintf( buf, buflen, "PKCS12 - Given private key password does not allow for correct decryption" );
nexpaq 0:6c56fb4bc5f0 302 #endif /* MBEDTLS_PKCS12_C */
nexpaq 0:6c56fb4bc5f0 303
nexpaq 0:6c56fb4bc5f0 304 #if defined(MBEDTLS_PKCS5_C)
nexpaq 0:6c56fb4bc5f0 305 if( use_ret == -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 306 mbedtls_snprintf( buf, buflen, "PKCS5 - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 307 if( use_ret == -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT) )
nexpaq 0:6c56fb4bc5f0 308 mbedtls_snprintf( buf, buflen, "PKCS5 - Unexpected ASN.1 data" );
nexpaq 0:6c56fb4bc5f0 309 if( use_ret == -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 310 mbedtls_snprintf( buf, buflen, "PKCS5 - Requested encryption or digest alg not available" );
nexpaq 0:6c56fb4bc5f0 311 if( use_ret == -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 312 mbedtls_snprintf( buf, buflen, "PKCS5 - Given private key password does not allow for correct decryption" );
nexpaq 0:6c56fb4bc5f0 313 #endif /* MBEDTLS_PKCS5_C */
nexpaq 0:6c56fb4bc5f0 314
nexpaq 0:6c56fb4bc5f0 315 #if defined(MBEDTLS_RSA_C)
nexpaq 0:6c56fb4bc5f0 316 if( use_ret == -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 317 mbedtls_snprintf( buf, buflen, "RSA - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 318 if( use_ret == -(MBEDTLS_ERR_RSA_INVALID_PADDING) )
nexpaq 0:6c56fb4bc5f0 319 mbedtls_snprintf( buf, buflen, "RSA - Input data contains invalid padding and is rejected" );
nexpaq 0:6c56fb4bc5f0 320 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED) )
nexpaq 0:6c56fb4bc5f0 321 mbedtls_snprintf( buf, buflen, "RSA - Something failed during generation of a key" );
nexpaq 0:6c56fb4bc5f0 322 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED) )
nexpaq 0:6c56fb4bc5f0 323 mbedtls_snprintf( buf, buflen, "RSA - Key failed to pass the library's validity check" );
nexpaq 0:6c56fb4bc5f0 324 if( use_ret == -(MBEDTLS_ERR_RSA_PUBLIC_FAILED) )
nexpaq 0:6c56fb4bc5f0 325 mbedtls_snprintf( buf, buflen, "RSA - The public key operation failed" );
nexpaq 0:6c56fb4bc5f0 326 if( use_ret == -(MBEDTLS_ERR_RSA_PRIVATE_FAILED) )
nexpaq 0:6c56fb4bc5f0 327 mbedtls_snprintf( buf, buflen, "RSA - The private key operation failed" );
nexpaq 0:6c56fb4bc5f0 328 if( use_ret == -(MBEDTLS_ERR_RSA_VERIFY_FAILED) )
nexpaq 0:6c56fb4bc5f0 329 mbedtls_snprintf( buf, buflen, "RSA - The PKCS#1 verification failed" );
nexpaq 0:6c56fb4bc5f0 330 if( use_ret == -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE) )
nexpaq 0:6c56fb4bc5f0 331 mbedtls_snprintf( buf, buflen, "RSA - The output buffer for decryption is not large enough" );
nexpaq 0:6c56fb4bc5f0 332 if( use_ret == -(MBEDTLS_ERR_RSA_RNG_FAILED) )
nexpaq 0:6c56fb4bc5f0 333 mbedtls_snprintf( buf, buflen, "RSA - The random generator failed to generate non-zeros" );
nexpaq 0:6c56fb4bc5f0 334 #endif /* MBEDTLS_RSA_C */
nexpaq 0:6c56fb4bc5f0 335
nexpaq 0:6c56fb4bc5f0 336 #if defined(MBEDTLS_SSL_TLS_C)
nexpaq 0:6c56fb4bc5f0 337 if( use_ret == -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 338 mbedtls_snprintf( buf, buflen, "SSL - The requested feature is not available" );
nexpaq 0:6c56fb4bc5f0 339 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 340 mbedtls_snprintf( buf, buflen, "SSL - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 341 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_MAC) )
nexpaq 0:6c56fb4bc5f0 342 mbedtls_snprintf( buf, buflen, "SSL - Verification of the message MAC failed" );
nexpaq 0:6c56fb4bc5f0 343 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_RECORD) )
nexpaq 0:6c56fb4bc5f0 344 mbedtls_snprintf( buf, buflen, "SSL - An invalid SSL record was received" );
nexpaq 0:6c56fb4bc5f0 345 if( use_ret == -(MBEDTLS_ERR_SSL_CONN_EOF) )
nexpaq 0:6c56fb4bc5f0 346 mbedtls_snprintf( buf, buflen, "SSL - The connection indicated an EOF" );
nexpaq 0:6c56fb4bc5f0 347 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_CIPHER) )
nexpaq 0:6c56fb4bc5f0 348 mbedtls_snprintf( buf, buflen, "SSL - An unknown cipher was received" );
nexpaq 0:6c56fb4bc5f0 349 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN) )
nexpaq 0:6c56fb4bc5f0 350 mbedtls_snprintf( buf, buflen, "SSL - The server has no ciphersuites in common with the client" );
nexpaq 0:6c56fb4bc5f0 351 if( use_ret == -(MBEDTLS_ERR_SSL_NO_RNG) )
nexpaq 0:6c56fb4bc5f0 352 mbedtls_snprintf( buf, buflen, "SSL - No RNG was provided to the SSL module" );
nexpaq 0:6c56fb4bc5f0 353 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE) )
nexpaq 0:6c56fb4bc5f0 354 mbedtls_snprintf( buf, buflen, "SSL - No client certification received from the client, but required by the authentication mode" );
nexpaq 0:6c56fb4bc5f0 355 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE) )
nexpaq 0:6c56fb4bc5f0 356 mbedtls_snprintf( buf, buflen, "SSL - Our own certificate(s) is/are too large to send in an SSL message" );
nexpaq 0:6c56fb4bc5f0 357 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 358 mbedtls_snprintf( buf, buflen, "SSL - The own certificate is not set, but needed by the server" );
nexpaq 0:6c56fb4bc5f0 359 if( use_ret == -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 360 mbedtls_snprintf( buf, buflen, "SSL - The own private key or pre-shared key is not set, but needed" );
nexpaq 0:6c56fb4bc5f0 361 if( use_ret == -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 362 mbedtls_snprintf( buf, buflen, "SSL - No CA Chain is set, but required to operate" );
nexpaq 0:6c56fb4bc5f0 363 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE) )
nexpaq 0:6c56fb4bc5f0 364 mbedtls_snprintf( buf, buflen, "SSL - An unexpected message was received from our peer" );
nexpaq 0:6c56fb4bc5f0 365 if( use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE) )
nexpaq 0:6c56fb4bc5f0 366 {
nexpaq 0:6c56fb4bc5f0 367 mbedtls_snprintf( buf, buflen, "SSL - A fatal alert message was received from our peer" );
nexpaq 0:6c56fb4bc5f0 368 return;
nexpaq 0:6c56fb4bc5f0 369 }
nexpaq 0:6c56fb4bc5f0 370 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED) )
nexpaq 0:6c56fb4bc5f0 371 mbedtls_snprintf( buf, buflen, "SSL - Verification of our peer failed" );
nexpaq 0:6c56fb4bc5f0 372 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) )
nexpaq 0:6c56fb4bc5f0 373 mbedtls_snprintf( buf, buflen, "SSL - The peer notified us that the connection is going to be closed" );
nexpaq 0:6c56fb4bc5f0 374 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO) )
nexpaq 0:6c56fb4bc5f0 375 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientHello handshake message failed" );
nexpaq 0:6c56fb4bc5f0 376 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO) )
nexpaq 0:6c56fb4bc5f0 377 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHello handshake message failed" );
nexpaq 0:6c56fb4bc5f0 378 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE) )
nexpaq 0:6c56fb4bc5f0 379 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Certificate handshake message failed" );
nexpaq 0:6c56fb4bc5f0 380 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST) )
nexpaq 0:6c56fb4bc5f0 381 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateRequest handshake message failed" );
nexpaq 0:6c56fb4bc5f0 382 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE) )
nexpaq 0:6c56fb4bc5f0 383 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerKeyExchange handshake message failed" );
nexpaq 0:6c56fb4bc5f0 384 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE) )
nexpaq 0:6c56fb4bc5f0 385 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHelloDone handshake message failed" );
nexpaq 0:6c56fb4bc5f0 386 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE) )
nexpaq 0:6c56fb4bc5f0 387 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed" );
nexpaq 0:6c56fb4bc5f0 388 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP) )
nexpaq 0:6c56fb4bc5f0 389 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Read Public" );
nexpaq 0:6c56fb4bc5f0 390 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS) )
nexpaq 0:6c56fb4bc5f0 391 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Calculate Secret" );
nexpaq 0:6c56fb4bc5f0 392 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY) )
nexpaq 0:6c56fb4bc5f0 393 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateVerify handshake message failed" );
nexpaq 0:6c56fb4bc5f0 394 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC) )
nexpaq 0:6c56fb4bc5f0 395 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ChangeCipherSpec handshake message failed" );
nexpaq 0:6c56fb4bc5f0 396 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_FINISHED) )
nexpaq 0:6c56fb4bc5f0 397 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Finished handshake message failed" );
nexpaq 0:6c56fb4bc5f0 398 if( use_ret == -(MBEDTLS_ERR_SSL_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 399 mbedtls_snprintf( buf, buflen, "SSL - Memory allocation failed" );
nexpaq 0:6c56fb4bc5f0 400 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED) )
nexpaq 0:6c56fb4bc5f0 401 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function returned with error" );
nexpaq 0:6c56fb4bc5f0 402 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH) )
nexpaq 0:6c56fb4bc5f0 403 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function skipped / left alone data" );
nexpaq 0:6c56fb4bc5f0 404 if( use_ret == -(MBEDTLS_ERR_SSL_COMPRESSION_FAILED) )
nexpaq 0:6c56fb4bc5f0 405 mbedtls_snprintf( buf, buflen, "SSL - Processing of the compression / decompression failed" );
nexpaq 0:6c56fb4bc5f0 406 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION) )
nexpaq 0:6c56fb4bc5f0 407 mbedtls_snprintf( buf, buflen, "SSL - Handshake protocol not within min/max boundaries" );
nexpaq 0:6c56fb4bc5f0 408 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET) )
nexpaq 0:6c56fb4bc5f0 409 mbedtls_snprintf( buf, buflen, "SSL - Processing of the NewSessionTicket handshake message failed" );
nexpaq 0:6c56fb4bc5f0 410 if( use_ret == -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED) )
nexpaq 0:6c56fb4bc5f0 411 mbedtls_snprintf( buf, buflen, "SSL - Session ticket has expired" );
nexpaq 0:6c56fb4bc5f0 412 if( use_ret == -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 413 mbedtls_snprintf( buf, buflen, "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
nexpaq 0:6c56fb4bc5f0 414 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY) )
nexpaq 0:6c56fb4bc5f0 415 mbedtls_snprintf( buf, buflen, "SSL - Unknown identity received (eg, PSK identity)" );
nexpaq 0:6c56fb4bc5f0 416 if( use_ret == -(MBEDTLS_ERR_SSL_INTERNAL_ERROR) )
nexpaq 0:6c56fb4bc5f0 417 mbedtls_snprintf( buf, buflen, "SSL - Internal error (eg, unexpected failure in lower-level module)" );
nexpaq 0:6c56fb4bc5f0 418 if( use_ret == -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING) )
nexpaq 0:6c56fb4bc5f0 419 mbedtls_snprintf( buf, buflen, "SSL - A counter would wrap (eg, too many messages exchanged)" );
nexpaq 0:6c56fb4bc5f0 420 if( use_ret == -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO) )
nexpaq 0:6c56fb4bc5f0 421 mbedtls_snprintf( buf, buflen, "SSL - Unexpected message at ServerHello in renegotiation" );
nexpaq 0:6c56fb4bc5f0 422 if( use_ret == -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) )
nexpaq 0:6c56fb4bc5f0 423 mbedtls_snprintf( buf, buflen, "SSL - DTLS client must retry for hello verification" );
nexpaq 0:6c56fb4bc5f0 424 if( use_ret == -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 425 mbedtls_snprintf( buf, buflen, "SSL - A buffer is too small to receive or write a message" );
nexpaq 0:6c56fb4bc5f0 426 if( use_ret == -(MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE) )
nexpaq 0:6c56fb4bc5f0 427 mbedtls_snprintf( buf, buflen, "SSL - None of the common ciphersuites is usable (eg, no suitable certificate, see debug messages)" );
nexpaq 0:6c56fb4bc5f0 428 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_READ) )
nexpaq 0:6c56fb4bc5f0 429 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a read call" );
nexpaq 0:6c56fb4bc5f0 430 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_WRITE) )
nexpaq 0:6c56fb4bc5f0 431 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a write call" );
nexpaq 0:6c56fb4bc5f0 432 if( use_ret == -(MBEDTLS_ERR_SSL_TIMEOUT) )
nexpaq 0:6c56fb4bc5f0 433 mbedtls_snprintf( buf, buflen, "SSL - The operation timed out" );
nexpaq 0:6c56fb4bc5f0 434 if( use_ret == -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT) )
nexpaq 0:6c56fb4bc5f0 435 mbedtls_snprintf( buf, buflen, "SSL - The client initiated a reconnect from the same port" );
nexpaq 0:6c56fb4bc5f0 436 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD) )
nexpaq 0:6c56fb4bc5f0 437 mbedtls_snprintf( buf, buflen, "SSL - Record header looks valid but is not expected" );
nexpaq 0:6c56fb4bc5f0 438 #endif /* MBEDTLS_SSL_TLS_C */
nexpaq 0:6c56fb4bc5f0 439
nexpaq 0:6c56fb4bc5f0 440 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
nexpaq 0:6c56fb4bc5f0 441 if( use_ret == -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 442 mbedtls_snprintf( buf, buflen, "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
nexpaq 0:6c56fb4bc5f0 443 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_OID) )
nexpaq 0:6c56fb4bc5f0 444 mbedtls_snprintf( buf, buflen, "X509 - Requested OID is unknown" );
nexpaq 0:6c56fb4bc5f0 445 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_FORMAT) )
nexpaq 0:6c56fb4bc5f0 446 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
nexpaq 0:6c56fb4bc5f0 447 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_VERSION) )
nexpaq 0:6c56fb4bc5f0 448 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR version element is invalid" );
nexpaq 0:6c56fb4bc5f0 449 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SERIAL) )
nexpaq 0:6c56fb4bc5f0 450 mbedtls_snprintf( buf, buflen, "X509 - The serial tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 451 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_ALG) )
nexpaq 0:6c56fb4bc5f0 452 mbedtls_snprintf( buf, buflen, "X509 - The algorithm tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 453 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_NAME) )
nexpaq 0:6c56fb4bc5f0 454 mbedtls_snprintf( buf, buflen, "X509 - The name tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 455 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_DATE) )
nexpaq 0:6c56fb4bc5f0 456 mbedtls_snprintf( buf, buflen, "X509 - The date tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 457 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SIGNATURE) )
nexpaq 0:6c56fb4bc5f0 458 mbedtls_snprintf( buf, buflen, "X509 - The signature tag or value invalid" );
nexpaq 0:6c56fb4bc5f0 459 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS) )
nexpaq 0:6c56fb4bc5f0 460 mbedtls_snprintf( buf, buflen, "X509 - The extension tag or value is invalid" );
nexpaq 0:6c56fb4bc5f0 461 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_VERSION) )
nexpaq 0:6c56fb4bc5f0 462 mbedtls_snprintf( buf, buflen, "X509 - CRT/CRL/CSR has an unsupported version number" );
nexpaq 0:6c56fb4bc5f0 463 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG) )
nexpaq 0:6c56fb4bc5f0 464 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithm (oid) is unsupported" );
nexpaq 0:6c56fb4bc5f0 465 if( use_ret == -(MBEDTLS_ERR_X509_SIG_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 466 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
nexpaq 0:6c56fb4bc5f0 467 if( use_ret == -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) )
nexpaq 0:6c56fb4bc5f0 468 mbedtls_snprintf( buf, buflen, "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
nexpaq 0:6c56fb4bc5f0 469 if( use_ret == -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT) )
nexpaq 0:6c56fb4bc5f0 470 mbedtls_snprintf( buf, buflen, "X509 - Format not recognized as DER or PEM" );
nexpaq 0:6c56fb4bc5f0 471 if( use_ret == -(MBEDTLS_ERR_X509_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 472 mbedtls_snprintf( buf, buflen, "X509 - Input invalid" );
nexpaq 0:6c56fb4bc5f0 473 if( use_ret == -(MBEDTLS_ERR_X509_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 474 mbedtls_snprintf( buf, buflen, "X509 - Allocation of memory failed" );
nexpaq 0:6c56fb4bc5f0 475 if( use_ret == -(MBEDTLS_ERR_X509_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 476 mbedtls_snprintf( buf, buflen, "X509 - Read/write of file failed" );
nexpaq 0:6c56fb4bc5f0 477 if( use_ret == -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 478 mbedtls_snprintf( buf, buflen, "X509 - Destination buffer is too small" );
nexpaq 0:6c56fb4bc5f0 479 #endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
nexpaq 0:6c56fb4bc5f0 480 // END generated code
nexpaq 0:6c56fb4bc5f0 481
nexpaq 0:6c56fb4bc5f0 482 if( strlen( buf ) == 0 )
nexpaq 0:6c56fb4bc5f0 483 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
nexpaq 0:6c56fb4bc5f0 484 }
nexpaq 0:6c56fb4bc5f0 485
nexpaq 0:6c56fb4bc5f0 486 use_ret = ret & ~0xFF80;
nexpaq 0:6c56fb4bc5f0 487
nexpaq 0:6c56fb4bc5f0 488 if( use_ret == 0 )
nexpaq 0:6c56fb4bc5f0 489 return;
nexpaq 0:6c56fb4bc5f0 490
nexpaq 0:6c56fb4bc5f0 491 // If high level code is present, make a concatenation between both
nexpaq 0:6c56fb4bc5f0 492 // error strings.
nexpaq 0:6c56fb4bc5f0 493 //
nexpaq 0:6c56fb4bc5f0 494 len = strlen( buf );
nexpaq 0:6c56fb4bc5f0 495
nexpaq 0:6c56fb4bc5f0 496 if( len > 0 )
nexpaq 0:6c56fb4bc5f0 497 {
nexpaq 0:6c56fb4bc5f0 498 if( buflen - len < 5 )
nexpaq 0:6c56fb4bc5f0 499 return;
nexpaq 0:6c56fb4bc5f0 500
nexpaq 0:6c56fb4bc5f0 501 mbedtls_snprintf( buf + len, buflen - len, " : " );
nexpaq 0:6c56fb4bc5f0 502
nexpaq 0:6c56fb4bc5f0 503 buf += len + 3;
nexpaq 0:6c56fb4bc5f0 504 buflen -= len + 3;
nexpaq 0:6c56fb4bc5f0 505 }
nexpaq 0:6c56fb4bc5f0 506
nexpaq 0:6c56fb4bc5f0 507 // Low level error codes
nexpaq 0:6c56fb4bc5f0 508 //
nexpaq 0:6c56fb4bc5f0 509 // BEGIN generated code
nexpaq 0:6c56fb4bc5f0 510 #if defined(MBEDTLS_AES_C)
nexpaq 0:6c56fb4bc5f0 511 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH) )
nexpaq 0:6c56fb4bc5f0 512 mbedtls_snprintf( buf, buflen, "AES - Invalid key length" );
nexpaq 0:6c56fb4bc5f0 513 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH) )
nexpaq 0:6c56fb4bc5f0 514 mbedtls_snprintf( buf, buflen, "AES - Invalid data input length" );
nexpaq 0:6c56fb4bc5f0 515 #endif /* MBEDTLS_AES_C */
nexpaq 0:6c56fb4bc5f0 516
nexpaq 0:6c56fb4bc5f0 517 #if defined(MBEDTLS_ASN1_PARSE_C)
nexpaq 0:6c56fb4bc5f0 518 if( use_ret == -(MBEDTLS_ERR_ASN1_OUT_OF_DATA) )
nexpaq 0:6c56fb4bc5f0 519 mbedtls_snprintf( buf, buflen, "ASN1 - Out of data when parsing an ASN1 data structure" );
nexpaq 0:6c56fb4bc5f0 520 if( use_ret == -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG) )
nexpaq 0:6c56fb4bc5f0 521 mbedtls_snprintf( buf, buflen, "ASN1 - ASN1 tag was of an unexpected value" );
nexpaq 0:6c56fb4bc5f0 522 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_LENGTH) )
nexpaq 0:6c56fb4bc5f0 523 mbedtls_snprintf( buf, buflen, "ASN1 - Error when trying to determine the length or invalid length" );
nexpaq 0:6c56fb4bc5f0 524 if( use_ret == -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH) )
nexpaq 0:6c56fb4bc5f0 525 mbedtls_snprintf( buf, buflen, "ASN1 - Actual length differs from expected length" );
nexpaq 0:6c56fb4bc5f0 526 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_DATA) )
nexpaq 0:6c56fb4bc5f0 527 mbedtls_snprintf( buf, buflen, "ASN1 - Data is invalid. (not used)" );
nexpaq 0:6c56fb4bc5f0 528 if( use_ret == -(MBEDTLS_ERR_ASN1_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 529 mbedtls_snprintf( buf, buflen, "ASN1 - Memory allocation failed" );
nexpaq 0:6c56fb4bc5f0 530 if( use_ret == -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 531 mbedtls_snprintf( buf, buflen, "ASN1 - Buffer too small when writing ASN.1 data structure" );
nexpaq 0:6c56fb4bc5f0 532 #endif /* MBEDTLS_ASN1_PARSE_C */
nexpaq 0:6c56fb4bc5f0 533
nexpaq 0:6c56fb4bc5f0 534 #if defined(MBEDTLS_BASE64_C)
nexpaq 0:6c56fb4bc5f0 535 if( use_ret == -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 536 mbedtls_snprintf( buf, buflen, "BASE64 - Output buffer too small" );
nexpaq 0:6c56fb4bc5f0 537 if( use_ret == -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER) )
nexpaq 0:6c56fb4bc5f0 538 mbedtls_snprintf( buf, buflen, "BASE64 - Invalid character in input" );
nexpaq 0:6c56fb4bc5f0 539 #endif /* MBEDTLS_BASE64_C */
nexpaq 0:6c56fb4bc5f0 540
nexpaq 0:6c56fb4bc5f0 541 #if defined(MBEDTLS_BIGNUM_C)
nexpaq 0:6c56fb4bc5f0 542 if( use_ret == -(MBEDTLS_ERR_MPI_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 543 mbedtls_snprintf( buf, buflen, "BIGNUM - An error occurred while reading from or writing to a file" );
nexpaq 0:6c56fb4bc5f0 544 if( use_ret == -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 545 mbedtls_snprintf( buf, buflen, "BIGNUM - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 546 if( use_ret == -(MBEDTLS_ERR_MPI_INVALID_CHARACTER) )
nexpaq 0:6c56fb4bc5f0 547 mbedtls_snprintf( buf, buflen, "BIGNUM - There is an invalid character in the digit string" );
nexpaq 0:6c56fb4bc5f0 548 if( use_ret == -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 549 mbedtls_snprintf( buf, buflen, "BIGNUM - The buffer is too small to write to" );
nexpaq 0:6c56fb4bc5f0 550 if( use_ret == -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE) )
nexpaq 0:6c56fb4bc5f0 551 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are negative or result in illegal output" );
nexpaq 0:6c56fb4bc5f0 552 if( use_ret == -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO) )
nexpaq 0:6c56fb4bc5f0 553 mbedtls_snprintf( buf, buflen, "BIGNUM - The input argument for division is zero, which is not allowed" );
nexpaq 0:6c56fb4bc5f0 554 if( use_ret == -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE) )
nexpaq 0:6c56fb4bc5f0 555 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are not acceptable" );
nexpaq 0:6c56fb4bc5f0 556 if( use_ret == -(MBEDTLS_ERR_MPI_ALLOC_FAILED) )
nexpaq 0:6c56fb4bc5f0 557 mbedtls_snprintf( buf, buflen, "BIGNUM - Memory allocation failed" );
nexpaq 0:6c56fb4bc5f0 558 #endif /* MBEDTLS_BIGNUM_C */
nexpaq 0:6c56fb4bc5f0 559
nexpaq 0:6c56fb4bc5f0 560 #if defined(MBEDTLS_BLOWFISH_C)
nexpaq 0:6c56fb4bc5f0 561 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH) )
nexpaq 0:6c56fb4bc5f0 562 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid key length" );
nexpaq 0:6c56fb4bc5f0 563 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH) )
nexpaq 0:6c56fb4bc5f0 564 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid data input length" );
nexpaq 0:6c56fb4bc5f0 565 #endif /* MBEDTLS_BLOWFISH_C */
nexpaq 0:6c56fb4bc5f0 566
nexpaq 0:6c56fb4bc5f0 567 #if defined(MBEDTLS_CAMELLIA_C)
nexpaq 0:6c56fb4bc5f0 568 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH) )
nexpaq 0:6c56fb4bc5f0 569 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid key length" );
nexpaq 0:6c56fb4bc5f0 570 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH) )
nexpaq 0:6c56fb4bc5f0 571 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid data input length" );
nexpaq 0:6c56fb4bc5f0 572 #endif /* MBEDTLS_CAMELLIA_C */
nexpaq 0:6c56fb4bc5f0 573
nexpaq 0:6c56fb4bc5f0 574 #if defined(MBEDTLS_CCM_C)
nexpaq 0:6c56fb4bc5f0 575 if( use_ret == -(MBEDTLS_ERR_CCM_BAD_INPUT) )
nexpaq 0:6c56fb4bc5f0 576 mbedtls_snprintf( buf, buflen, "CCM - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 577 if( use_ret == -(MBEDTLS_ERR_CCM_AUTH_FAILED) )
nexpaq 0:6c56fb4bc5f0 578 mbedtls_snprintf( buf, buflen, "CCM - Authenticated decryption failed" );
nexpaq 0:6c56fb4bc5f0 579 #endif /* MBEDTLS_CCM_C */
nexpaq 0:6c56fb4bc5f0 580
nexpaq 0:6c56fb4bc5f0 581 #if defined(MBEDTLS_CTR_DRBG_C)
nexpaq 0:6c56fb4bc5f0 582 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED) )
nexpaq 0:6c56fb4bc5f0 583 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The entropy source failed" );
nexpaq 0:6c56fb4bc5f0 584 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG) )
nexpaq 0:6c56fb4bc5f0 585 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Too many random requested in single call" );
nexpaq 0:6c56fb4bc5f0 586 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG) )
nexpaq 0:6c56fb4bc5f0 587 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Input too large (Entropy + additional)" );
nexpaq 0:6c56fb4bc5f0 588 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 589 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Read/write error in file" );
nexpaq 0:6c56fb4bc5f0 590 #endif /* MBEDTLS_CTR_DRBG_C */
nexpaq 0:6c56fb4bc5f0 591
nexpaq 0:6c56fb4bc5f0 592 #if defined(MBEDTLS_DES_C)
nexpaq 0:6c56fb4bc5f0 593 if( use_ret == -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH) )
nexpaq 0:6c56fb4bc5f0 594 mbedtls_snprintf( buf, buflen, "DES - The data input has an invalid length" );
nexpaq 0:6c56fb4bc5f0 595 #endif /* MBEDTLS_DES_C */
nexpaq 0:6c56fb4bc5f0 596
nexpaq 0:6c56fb4bc5f0 597 #if defined(MBEDTLS_ENTROPY_C)
nexpaq 0:6c56fb4bc5f0 598 if( use_ret == -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED) )
nexpaq 0:6c56fb4bc5f0 599 mbedtls_snprintf( buf, buflen, "ENTROPY - Critical entropy source failure" );
nexpaq 0:6c56fb4bc5f0 600 if( use_ret == -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES) )
nexpaq 0:6c56fb4bc5f0 601 mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
nexpaq 0:6c56fb4bc5f0 602 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
nexpaq 0:6c56fb4bc5f0 603 mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
nexpaq 0:6c56fb4bc5f0 604 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
nexpaq 0:6c56fb4bc5f0 605 mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
nexpaq 0:6c56fb4bc5f0 606 if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 607 mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
nexpaq 0:6c56fb4bc5f0 608 #endif /* MBEDTLS_ENTROPY_C */
nexpaq 0:6c56fb4bc5f0 609
nexpaq 0:6c56fb4bc5f0 610 #if defined(MBEDTLS_GCM_C)
nexpaq 0:6c56fb4bc5f0 611 if( use_ret == -(MBEDTLS_ERR_GCM_AUTH_FAILED) )
nexpaq 0:6c56fb4bc5f0 612 mbedtls_snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
nexpaq 0:6c56fb4bc5f0 613 if( use_ret == -(MBEDTLS_ERR_GCM_BAD_INPUT) )
nexpaq 0:6c56fb4bc5f0 614 mbedtls_snprintf( buf, buflen, "GCM - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 615 #endif /* MBEDTLS_GCM_C */
nexpaq 0:6c56fb4bc5f0 616
nexpaq 0:6c56fb4bc5f0 617 #if defined(MBEDTLS_HMAC_DRBG_C)
nexpaq 0:6c56fb4bc5f0 618 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG) )
nexpaq 0:6c56fb4bc5f0 619 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Too many random requested in single call" );
nexpaq 0:6c56fb4bc5f0 620 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG) )
nexpaq 0:6c56fb4bc5f0 621 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Input too large (Entropy + additional)" );
nexpaq 0:6c56fb4bc5f0 622 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR) )
nexpaq 0:6c56fb4bc5f0 623 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Read/write error in file" );
nexpaq 0:6c56fb4bc5f0 624 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED) )
nexpaq 0:6c56fb4bc5f0 625 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - The entropy source failed" );
nexpaq 0:6c56fb4bc5f0 626 #endif /* MBEDTLS_HMAC_DRBG_C */
nexpaq 0:6c56fb4bc5f0 627
nexpaq 0:6c56fb4bc5f0 628 #if defined(MBEDTLS_NET_C)
nexpaq 0:6c56fb4bc5f0 629 if( use_ret == -(MBEDTLS_ERR_NET_SOCKET_FAILED) )
nexpaq 0:6c56fb4bc5f0 630 mbedtls_snprintf( buf, buflen, "NET - Failed to open a socket" );
nexpaq 0:6c56fb4bc5f0 631 if( use_ret == -(MBEDTLS_ERR_NET_CONNECT_FAILED) )
nexpaq 0:6c56fb4bc5f0 632 mbedtls_snprintf( buf, buflen, "NET - The connection to the given server / port failed" );
nexpaq 0:6c56fb4bc5f0 633 if( use_ret == -(MBEDTLS_ERR_NET_BIND_FAILED) )
nexpaq 0:6c56fb4bc5f0 634 mbedtls_snprintf( buf, buflen, "NET - Binding of the socket failed" );
nexpaq 0:6c56fb4bc5f0 635 if( use_ret == -(MBEDTLS_ERR_NET_LISTEN_FAILED) )
nexpaq 0:6c56fb4bc5f0 636 mbedtls_snprintf( buf, buflen, "NET - Could not listen on the socket" );
nexpaq 0:6c56fb4bc5f0 637 if( use_ret == -(MBEDTLS_ERR_NET_ACCEPT_FAILED) )
nexpaq 0:6c56fb4bc5f0 638 mbedtls_snprintf( buf, buflen, "NET - Could not accept the incoming connection" );
nexpaq 0:6c56fb4bc5f0 639 if( use_ret == -(MBEDTLS_ERR_NET_RECV_FAILED) )
nexpaq 0:6c56fb4bc5f0 640 mbedtls_snprintf( buf, buflen, "NET - Reading information from the socket failed" );
nexpaq 0:6c56fb4bc5f0 641 if( use_ret == -(MBEDTLS_ERR_NET_SEND_FAILED) )
nexpaq 0:6c56fb4bc5f0 642 mbedtls_snprintf( buf, buflen, "NET - Sending information through the socket failed" );
nexpaq 0:6c56fb4bc5f0 643 if( use_ret == -(MBEDTLS_ERR_NET_CONN_RESET) )
nexpaq 0:6c56fb4bc5f0 644 mbedtls_snprintf( buf, buflen, "NET - Connection was reset by peer" );
nexpaq 0:6c56fb4bc5f0 645 if( use_ret == -(MBEDTLS_ERR_NET_UNKNOWN_HOST) )
nexpaq 0:6c56fb4bc5f0 646 mbedtls_snprintf( buf, buflen, "NET - Failed to get an IP address for the given hostname" );
nexpaq 0:6c56fb4bc5f0 647 if( use_ret == -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 648 mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
nexpaq 0:6c56fb4bc5f0 649 if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
nexpaq 0:6c56fb4bc5f0 650 mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
nexpaq 0:6c56fb4bc5f0 651 #endif /* MBEDTLS_NET_C */
nexpaq 0:6c56fb4bc5f0 652
nexpaq 0:6c56fb4bc5f0 653 #if defined(MBEDTLS_OID_C)
nexpaq 0:6c56fb4bc5f0 654 if( use_ret == -(MBEDTLS_ERR_OID_NOT_FOUND) )
nexpaq 0:6c56fb4bc5f0 655 mbedtls_snprintf( buf, buflen, "OID - OID is not found" );
nexpaq 0:6c56fb4bc5f0 656 if( use_ret == -(MBEDTLS_ERR_OID_BUF_TOO_SMALL) )
nexpaq 0:6c56fb4bc5f0 657 mbedtls_snprintf( buf, buflen, "OID - output buffer is too small" );
nexpaq 0:6c56fb4bc5f0 658 #endif /* MBEDTLS_OID_C */
nexpaq 0:6c56fb4bc5f0 659
nexpaq 0:6c56fb4bc5f0 660 #if defined(MBEDTLS_PADLOCK_C)
nexpaq 0:6c56fb4bc5f0 661 if( use_ret == -(MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED) )
nexpaq 0:6c56fb4bc5f0 662 mbedtls_snprintf( buf, buflen, "PADLOCK - Input data should be aligned" );
nexpaq 0:6c56fb4bc5f0 663 #endif /* MBEDTLS_PADLOCK_C */
nexpaq 0:6c56fb4bc5f0 664
nexpaq 0:6c56fb4bc5f0 665 #if defined(MBEDTLS_THREADING_C)
nexpaq 0:6c56fb4bc5f0 666 if( use_ret == -(MBEDTLS_ERR_THREADING_FEATURE_UNAVAILABLE) )
nexpaq 0:6c56fb4bc5f0 667 mbedtls_snprintf( buf, buflen, "THREADING - The selected feature is not available" );
nexpaq 0:6c56fb4bc5f0 668 if( use_ret == -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA) )
nexpaq 0:6c56fb4bc5f0 669 mbedtls_snprintf( buf, buflen, "THREADING - Bad input parameters to function" );
nexpaq 0:6c56fb4bc5f0 670 if( use_ret == -(MBEDTLS_ERR_THREADING_MUTEX_ERROR) )
nexpaq 0:6c56fb4bc5f0 671 mbedtls_snprintf( buf, buflen, "THREADING - Locking / unlocking / free failed with error code" );
nexpaq 0:6c56fb4bc5f0 672 #endif /* MBEDTLS_THREADING_C */
nexpaq 0:6c56fb4bc5f0 673
nexpaq 0:6c56fb4bc5f0 674 #if defined(MBEDTLS_XTEA_C)
nexpaq 0:6c56fb4bc5f0 675 if( use_ret == -(MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH) )
nexpaq 0:6c56fb4bc5f0 676 mbedtls_snprintf( buf, buflen, "XTEA - The data input has an invalid length" );
nexpaq 0:6c56fb4bc5f0 677 #endif /* MBEDTLS_XTEA_C */
nexpaq 0:6c56fb4bc5f0 678 // END generated code
nexpaq 0:6c56fb4bc5f0 679
nexpaq 0:6c56fb4bc5f0 680 if( strlen( buf ) != 0 )
nexpaq 0:6c56fb4bc5f0 681 return;
nexpaq 0:6c56fb4bc5f0 682
nexpaq 0:6c56fb4bc5f0 683 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
nexpaq 0:6c56fb4bc5f0 684 }
nexpaq 0:6c56fb4bc5f0 685
nexpaq 0:6c56fb4bc5f0 686 #else /* MBEDTLS_ERROR_C */
nexpaq 0:6c56fb4bc5f0 687
nexpaq 0:6c56fb4bc5f0 688 #if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
nexpaq 0:6c56fb4bc5f0 689
nexpaq 0:6c56fb4bc5f0 690 /*
nexpaq 0:6c56fb4bc5f0 691 * Provide an non-function in case MBEDTLS_ERROR_C is not defined
nexpaq 0:6c56fb4bc5f0 692 */
nexpaq 0:6c56fb4bc5f0 693 void mbedtls_strerror( int ret, char *buf, size_t buflen )
nexpaq 0:6c56fb4bc5f0 694 {
nexpaq 0:6c56fb4bc5f0 695 ((void) ret);
nexpaq 0:6c56fb4bc5f0 696
nexpaq 0:6c56fb4bc5f0 697 if( buflen > 0 )
nexpaq 0:6c56fb4bc5f0 698 buf[0] = '\0';
nexpaq 0:6c56fb4bc5f0 699 }
nexpaq 0:6c56fb4bc5f0 700
nexpaq 0:6c56fb4bc5f0 701 #endif /* MBEDTLS_ERROR_STRERROR_DUMMY */
nexpaq 0:6c56fb4bc5f0 702
nexpaq 0:6c56fb4bc5f0 703 #endif /* MBEDTLS_ERROR_C */