Marco Zecchini / Mbed OS Example_RTOS

Rtos API example

mbed-os/features/mbedtls/src/error.c@0:9fca2b23d0ba, 2019-02-23 (annotated)

Committer:
marcozecchini
Date:
Sat Feb 23 12:13:36 2019 +0000
Revision:
0:9fca2b23d0ba
final commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
marcozecchini 0:9fca2b23d0ba 1 /*
marcozecchini 0:9fca2b23d0ba 2 * Error message information
marcozecchini 0:9fca2b23d0ba 3 *
marcozecchini 0:9fca2b23d0ba 4 * Copyright (C) 2006-2015, ARM Limited, All Rights Reserved
marcozecchini 0:9fca2b23d0ba 5 * SPDX-License-Identifier: Apache-2.0
marcozecchini 0:9fca2b23d0ba 6 *
marcozecchini 0:9fca2b23d0ba 7 * Licensed under the Apache License, Version 2.0 (the "License"); you may
marcozecchini 0:9fca2b23d0ba 8 * not use this file except in compliance with the License.
marcozecchini 0:9fca2b23d0ba 9 * You may obtain a copy of the License at
marcozecchini 0:9fca2b23d0ba 10 *
marcozecchini 0:9fca2b23d0ba 11 * http://www.apache.org/licenses/LICENSE-2.0
marcozecchini 0:9fca2b23d0ba 12 *
marcozecchini 0:9fca2b23d0ba 13 * Unless required by applicable law or agreed to in writing, software
marcozecchini 0:9fca2b23d0ba 14 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
marcozecchini 0:9fca2b23d0ba 15 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
marcozecchini 0:9fca2b23d0ba 16 * See the License for the specific language governing permissions and
marcozecchini 0:9fca2b23d0ba 17 * limitations under the License.
marcozecchini 0:9fca2b23d0ba 18 *
marcozecchini 0:9fca2b23d0ba 19 * This file is part of mbed TLS (https://tls.mbed.org)
marcozecchini 0:9fca2b23d0ba 20 */
marcozecchini 0:9fca2b23d0ba 21
marcozecchini 0:9fca2b23d0ba 22 #if !defined(MBEDTLS_CONFIG_FILE)
marcozecchini 0:9fca2b23d0ba 23 #include "mbedtls/config.h"
marcozecchini 0:9fca2b23d0ba 24 #else
marcozecchini 0:9fca2b23d0ba 25 #include MBEDTLS_CONFIG_FILE
marcozecchini 0:9fca2b23d0ba 26 #endif
marcozecchini 0:9fca2b23d0ba 27
marcozecchini 0:9fca2b23d0ba 28 #if defined(MBEDTLS_ERROR_C) || defined(MBEDTLS_ERROR_STRERROR_DUMMY)
marcozecchini 0:9fca2b23d0ba 29 #include "mbedtls/error.h"
marcozecchini 0:9fca2b23d0ba 30 #include <string.h>
marcozecchini 0:9fca2b23d0ba 31 #endif
marcozecchini 0:9fca2b23d0ba 32
marcozecchini 0:9fca2b23d0ba 33 #if defined(MBEDTLS_PLATFORM_C)
marcozecchini 0:9fca2b23d0ba 34 #include "mbedtls/platform.h"
marcozecchini 0:9fca2b23d0ba 35 #else
marcozecchini 0:9fca2b23d0ba 36 #define mbedtls_snprintf snprintf
marcozecchini 0:9fca2b23d0ba 37 #define mbedtls_time_t time_t
marcozecchini 0:9fca2b23d0ba 38 #endif
marcozecchini 0:9fca2b23d0ba 39
marcozecchini 0:9fca2b23d0ba 40 #if defined(MBEDTLS_ERROR_C)
marcozecchini 0:9fca2b23d0ba 41
marcozecchini 0:9fca2b23d0ba 42 #include <stdio.h>
marcozecchini 0:9fca2b23d0ba 43
marcozecchini 0:9fca2b23d0ba 44 #if defined(MBEDTLS_AES_C)
marcozecchini 0:9fca2b23d0ba 45 #include "mbedtls/aes.h"
marcozecchini 0:9fca2b23d0ba 46 #endif
marcozecchini 0:9fca2b23d0ba 47
marcozecchini 0:9fca2b23d0ba 48 #if defined(MBEDTLS_BASE64_C)
marcozecchini 0:9fca2b23d0ba 49 #include "mbedtls/base64.h"
marcozecchini 0:9fca2b23d0ba 50 #endif
marcozecchini 0:9fca2b23d0ba 51
marcozecchini 0:9fca2b23d0ba 52 #if defined(MBEDTLS_BIGNUM_C)
marcozecchini 0:9fca2b23d0ba 53 #include "mbedtls/bignum.h"
marcozecchini 0:9fca2b23d0ba 54 #endif
marcozecchini 0:9fca2b23d0ba 55
marcozecchini 0:9fca2b23d0ba 56 #if defined(MBEDTLS_BLOWFISH_C)
marcozecchini 0:9fca2b23d0ba 57 #include "mbedtls/blowfish.h"
marcozecchini 0:9fca2b23d0ba 58 #endif
marcozecchini 0:9fca2b23d0ba 59
marcozecchini 0:9fca2b23d0ba 60 #if defined(MBEDTLS_CAMELLIA_C)
marcozecchini 0:9fca2b23d0ba 61 #include "mbedtls/camellia.h"
marcozecchini 0:9fca2b23d0ba 62 #endif
marcozecchini 0:9fca2b23d0ba 63
marcozecchini 0:9fca2b23d0ba 64 #if defined(MBEDTLS_CCM_C)
marcozecchini 0:9fca2b23d0ba 65 #include "mbedtls/ccm.h"
marcozecchini 0:9fca2b23d0ba 66 #endif
marcozecchini 0:9fca2b23d0ba 67
marcozecchini 0:9fca2b23d0ba 68 #if defined(MBEDTLS_CIPHER_C)
marcozecchini 0:9fca2b23d0ba 69 #include "mbedtls/cipher.h"
marcozecchini 0:9fca2b23d0ba 70 #endif
marcozecchini 0:9fca2b23d0ba 71
marcozecchini 0:9fca2b23d0ba 72 #if defined(MBEDTLS_CTR_DRBG_C)
marcozecchini 0:9fca2b23d0ba 73 #include "mbedtls/ctr_drbg.h"
marcozecchini 0:9fca2b23d0ba 74 #endif
marcozecchini 0:9fca2b23d0ba 75
marcozecchini 0:9fca2b23d0ba 76 #if defined(MBEDTLS_DES_C)
marcozecchini 0:9fca2b23d0ba 77 #include "mbedtls/des.h"
marcozecchini 0:9fca2b23d0ba 78 #endif
marcozecchini 0:9fca2b23d0ba 79
marcozecchini 0:9fca2b23d0ba 80 #if defined(MBEDTLS_DHM_C)
marcozecchini 0:9fca2b23d0ba 81 #include "mbedtls/dhm.h"
marcozecchini 0:9fca2b23d0ba 82 #endif
marcozecchini 0:9fca2b23d0ba 83
marcozecchini 0:9fca2b23d0ba 84 #if defined(MBEDTLS_ECP_C)
marcozecchini 0:9fca2b23d0ba 85 #include "mbedtls/ecp.h"
marcozecchini 0:9fca2b23d0ba 86 #endif
marcozecchini 0:9fca2b23d0ba 87
marcozecchini 0:9fca2b23d0ba 88 #if defined(MBEDTLS_ENTROPY_C)
marcozecchini 0:9fca2b23d0ba 89 #include "mbedtls/entropy.h"
marcozecchini 0:9fca2b23d0ba 90 #endif
marcozecchini 0:9fca2b23d0ba 91
marcozecchini 0:9fca2b23d0ba 92 #if defined(MBEDTLS_GCM_C)
marcozecchini 0:9fca2b23d0ba 93 #include "mbedtls/gcm.h"
marcozecchini 0:9fca2b23d0ba 94 #endif
marcozecchini 0:9fca2b23d0ba 95
marcozecchini 0:9fca2b23d0ba 96 #if defined(MBEDTLS_HMAC_DRBG_C)
marcozecchini 0:9fca2b23d0ba 97 #include "mbedtls/hmac_drbg.h"
marcozecchini 0:9fca2b23d0ba 98 #endif
marcozecchini 0:9fca2b23d0ba 99
marcozecchini 0:9fca2b23d0ba 100 #if defined(MBEDTLS_MD_C)
marcozecchini 0:9fca2b23d0ba 101 #include "mbedtls/md.h"
marcozecchini 0:9fca2b23d0ba 102 #endif
marcozecchini 0:9fca2b23d0ba 103
marcozecchini 0:9fca2b23d0ba 104 #if defined(MBEDTLS_NET_C)
marcozecchini 0:9fca2b23d0ba 105 #include "mbedtls/net_sockets.h"
marcozecchini 0:9fca2b23d0ba 106 #endif
marcozecchini 0:9fca2b23d0ba 107
marcozecchini 0:9fca2b23d0ba 108 #if defined(MBEDTLS_OID_C)
marcozecchini 0:9fca2b23d0ba 109 #include "mbedtls/oid.h"
marcozecchini 0:9fca2b23d0ba 110 #endif
marcozecchini 0:9fca2b23d0ba 111
marcozecchini 0:9fca2b23d0ba 112 #if defined(MBEDTLS_PADLOCK_C)
marcozecchini 0:9fca2b23d0ba 113 #include "mbedtls/padlock.h"
marcozecchini 0:9fca2b23d0ba 114 #endif
marcozecchini 0:9fca2b23d0ba 115
marcozecchini 0:9fca2b23d0ba 116 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
marcozecchini 0:9fca2b23d0ba 117 #include "mbedtls/pem.h"
marcozecchini 0:9fca2b23d0ba 118 #endif
marcozecchini 0:9fca2b23d0ba 119
marcozecchini 0:9fca2b23d0ba 120 #if defined(MBEDTLS_PK_C)
marcozecchini 0:9fca2b23d0ba 121 #include "mbedtls/pk.h"
marcozecchini 0:9fca2b23d0ba 122 #endif
marcozecchini 0:9fca2b23d0ba 123
marcozecchini 0:9fca2b23d0ba 124 #if defined(MBEDTLS_PKCS12_C)
marcozecchini 0:9fca2b23d0ba 125 #include "mbedtls/pkcs12.h"
marcozecchini 0:9fca2b23d0ba 126 #endif
marcozecchini 0:9fca2b23d0ba 127
marcozecchini 0:9fca2b23d0ba 128 #if defined(MBEDTLS_PKCS5_C)
marcozecchini 0:9fca2b23d0ba 129 #include "mbedtls/pkcs5.h"
marcozecchini 0:9fca2b23d0ba 130 #endif
marcozecchini 0:9fca2b23d0ba 131
marcozecchini 0:9fca2b23d0ba 132 #if defined(MBEDTLS_RSA_C)
marcozecchini 0:9fca2b23d0ba 133 #include "mbedtls/rsa.h"
marcozecchini 0:9fca2b23d0ba 134 #endif
marcozecchini 0:9fca2b23d0ba 135
marcozecchini 0:9fca2b23d0ba 136 #if defined(MBEDTLS_SSL_TLS_C)
marcozecchini 0:9fca2b23d0ba 137 #include "mbedtls/ssl.h"
marcozecchini 0:9fca2b23d0ba 138 #endif
marcozecchini 0:9fca2b23d0ba 139
marcozecchini 0:9fca2b23d0ba 140 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 141 #include "mbedtls/threading.h"
marcozecchini 0:9fca2b23d0ba 142 #endif
marcozecchini 0:9fca2b23d0ba 143
marcozecchini 0:9fca2b23d0ba 144 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
marcozecchini 0:9fca2b23d0ba 145 #include "mbedtls/x509.h"
marcozecchini 0:9fca2b23d0ba 146 #endif
marcozecchini 0:9fca2b23d0ba 147
marcozecchini 0:9fca2b23d0ba 148 #if defined(MBEDTLS_XTEA_C)
marcozecchini 0:9fca2b23d0ba 149 #include "mbedtls/xtea.h"
marcozecchini 0:9fca2b23d0ba 150 #endif
marcozecchini 0:9fca2b23d0ba 151
marcozecchini 0:9fca2b23d0ba 152
marcozecchini 0:9fca2b23d0ba 153 void mbedtls_strerror( int ret, char *buf, size_t buflen )
marcozecchini 0:9fca2b23d0ba 154 {
marcozecchini 0:9fca2b23d0ba 155 size_t len;
marcozecchini 0:9fca2b23d0ba 156 int use_ret;
marcozecchini 0:9fca2b23d0ba 157
marcozecchini 0:9fca2b23d0ba 158 if( buflen == 0 )
marcozecchini 0:9fca2b23d0ba 159 return;
marcozecchini 0:9fca2b23d0ba 160
marcozecchini 0:9fca2b23d0ba 161 memset( buf, 0x00, buflen );
marcozecchini 0:9fca2b23d0ba 162
marcozecchini 0:9fca2b23d0ba 163 if( ret < 0 )
marcozecchini 0:9fca2b23d0ba 164 ret = -ret;
marcozecchini 0:9fca2b23d0ba 165
marcozecchini 0:9fca2b23d0ba 166 if( ret & 0xFF80 )
marcozecchini 0:9fca2b23d0ba 167 {
marcozecchini 0:9fca2b23d0ba 168 use_ret = ret & 0xFF80;
marcozecchini 0:9fca2b23d0ba 169
marcozecchini 0:9fca2b23d0ba 170 // High level error codes
marcozecchini 0:9fca2b23d0ba 171 //
marcozecchini 0:9fca2b23d0ba 172 // BEGIN generated code
marcozecchini 0:9fca2b23d0ba 173 #if defined(MBEDTLS_CIPHER_C)
marcozecchini 0:9fca2b23d0ba 174 if( use_ret == -(MBEDTLS_ERR_CIPHER_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 175 mbedtls_snprintf( buf, buflen, "CIPHER - The selected feature is not available" );
marcozecchini 0:9fca2b23d0ba 176 if( use_ret == -(MBEDTLS_ERR_CIPHER_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 177 mbedtls_snprintf( buf, buflen, "CIPHER - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 178 if( use_ret == -(MBEDTLS_ERR_CIPHER_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 179 mbedtls_snprintf( buf, buflen, "CIPHER - Failed to allocate memory" );
marcozecchini 0:9fca2b23d0ba 180 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_PADDING) )
marcozecchini 0:9fca2b23d0ba 181 mbedtls_snprintf( buf, buflen, "CIPHER - Input data contains invalid padding and is rejected" );
marcozecchini 0:9fca2b23d0ba 182 if( use_ret == -(MBEDTLS_ERR_CIPHER_FULL_BLOCK_EXPECTED) )
marcozecchini 0:9fca2b23d0ba 183 mbedtls_snprintf( buf, buflen, "CIPHER - Decryption of block requires a full block" );
marcozecchini 0:9fca2b23d0ba 184 if( use_ret == -(MBEDTLS_ERR_CIPHER_AUTH_FAILED) )
marcozecchini 0:9fca2b23d0ba 185 mbedtls_snprintf( buf, buflen, "CIPHER - Authentication failed (for AEAD modes)" );
marcozecchini 0:9fca2b23d0ba 186 if( use_ret == -(MBEDTLS_ERR_CIPHER_INVALID_CONTEXT) )
marcozecchini 0:9fca2b23d0ba 187 mbedtls_snprintf( buf, buflen, "CIPHER - The context is invalid, eg because it was free()ed" );
marcozecchini 0:9fca2b23d0ba 188 #endif /* MBEDTLS_CIPHER_C */
marcozecchini 0:9fca2b23d0ba 189
marcozecchini 0:9fca2b23d0ba 190 #if defined(MBEDTLS_DHM_C)
marcozecchini 0:9fca2b23d0ba 191 if( use_ret == -(MBEDTLS_ERR_DHM_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 192 mbedtls_snprintf( buf, buflen, "DHM - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 193 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PARAMS_FAILED) )
marcozecchini 0:9fca2b23d0ba 194 mbedtls_snprintf( buf, buflen, "DHM - Reading of the DHM parameters failed" );
marcozecchini 0:9fca2b23d0ba 195 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PARAMS_FAILED) )
marcozecchini 0:9fca2b23d0ba 196 mbedtls_snprintf( buf, buflen, "DHM - Making of the DHM parameters failed" );
marcozecchini 0:9fca2b23d0ba 197 if( use_ret == -(MBEDTLS_ERR_DHM_READ_PUBLIC_FAILED) )
marcozecchini 0:9fca2b23d0ba 198 mbedtls_snprintf( buf, buflen, "DHM - Reading of the public values failed" );
marcozecchini 0:9fca2b23d0ba 199 if( use_ret == -(MBEDTLS_ERR_DHM_MAKE_PUBLIC_FAILED) )
marcozecchini 0:9fca2b23d0ba 200 mbedtls_snprintf( buf, buflen, "DHM - Making of the public value failed" );
marcozecchini 0:9fca2b23d0ba 201 if( use_ret == -(MBEDTLS_ERR_DHM_CALC_SECRET_FAILED) )
marcozecchini 0:9fca2b23d0ba 202 mbedtls_snprintf( buf, buflen, "DHM - Calculation of the DHM secret failed" );
marcozecchini 0:9fca2b23d0ba 203 if( use_ret == -(MBEDTLS_ERR_DHM_INVALID_FORMAT) )
marcozecchini 0:9fca2b23d0ba 204 mbedtls_snprintf( buf, buflen, "DHM - The ASN.1 data is not formatted correctly" );
marcozecchini 0:9fca2b23d0ba 205 if( use_ret == -(MBEDTLS_ERR_DHM_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 206 mbedtls_snprintf( buf, buflen, "DHM - Allocation of memory failed" );
marcozecchini 0:9fca2b23d0ba 207 if( use_ret == -(MBEDTLS_ERR_DHM_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 208 mbedtls_snprintf( buf, buflen, "DHM - Read/write of file failed" );
marcozecchini 0:9fca2b23d0ba 209 #endif /* MBEDTLS_DHM_C */
marcozecchini 0:9fca2b23d0ba 210
marcozecchini 0:9fca2b23d0ba 211 #if defined(MBEDTLS_ECP_C)
marcozecchini 0:9fca2b23d0ba 212 if( use_ret == -(MBEDTLS_ERR_ECP_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 213 mbedtls_snprintf( buf, buflen, "ECP - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 214 if( use_ret == -(MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 215 mbedtls_snprintf( buf, buflen, "ECP - The buffer is too small to write to" );
marcozecchini 0:9fca2b23d0ba 216 if( use_ret == -(MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 217 mbedtls_snprintf( buf, buflen, "ECP - Requested curve not available" );
marcozecchini 0:9fca2b23d0ba 218 if( use_ret == -(MBEDTLS_ERR_ECP_VERIFY_FAILED) )
marcozecchini 0:9fca2b23d0ba 219 mbedtls_snprintf( buf, buflen, "ECP - The signature is not valid" );
marcozecchini 0:9fca2b23d0ba 220 if( use_ret == -(MBEDTLS_ERR_ECP_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 221 mbedtls_snprintf( buf, buflen, "ECP - Memory allocation failed" );
marcozecchini 0:9fca2b23d0ba 222 if( use_ret == -(MBEDTLS_ERR_ECP_RANDOM_FAILED) )
marcozecchini 0:9fca2b23d0ba 223 mbedtls_snprintf( buf, buflen, "ECP - Generation of random value, such as (ephemeral) key, failed" );
marcozecchini 0:9fca2b23d0ba 224 if( use_ret == -(MBEDTLS_ERR_ECP_INVALID_KEY) )
marcozecchini 0:9fca2b23d0ba 225 mbedtls_snprintf( buf, buflen, "ECP - Invalid private or public key" );
marcozecchini 0:9fca2b23d0ba 226 if( use_ret == -(MBEDTLS_ERR_ECP_SIG_LEN_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 227 mbedtls_snprintf( buf, buflen, "ECP - Signature is valid but shorter than the user-supplied length" );
marcozecchini 0:9fca2b23d0ba 228 #endif /* MBEDTLS_ECP_C */
marcozecchini 0:9fca2b23d0ba 229
marcozecchini 0:9fca2b23d0ba 230 #if defined(MBEDTLS_MD_C)
marcozecchini 0:9fca2b23d0ba 231 if( use_ret == -(MBEDTLS_ERR_MD_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 232 mbedtls_snprintf( buf, buflen, "MD - The selected feature is not available" );
marcozecchini 0:9fca2b23d0ba 233 if( use_ret == -(MBEDTLS_ERR_MD_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 234 mbedtls_snprintf( buf, buflen, "MD - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 235 if( use_ret == -(MBEDTLS_ERR_MD_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 236 mbedtls_snprintf( buf, buflen, "MD - Failed to allocate memory" );
marcozecchini 0:9fca2b23d0ba 237 if( use_ret == -(MBEDTLS_ERR_MD_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 238 mbedtls_snprintf( buf, buflen, "MD - Opening or reading of file failed" );
marcozecchini 0:9fca2b23d0ba 239 #endif /* MBEDTLS_MD_C */
marcozecchini 0:9fca2b23d0ba 240
marcozecchini 0:9fca2b23d0ba 241 #if defined(MBEDTLS_PEM_PARSE_C) || defined(MBEDTLS_PEM_WRITE_C)
marcozecchini 0:9fca2b23d0ba 242 if( use_ret == -(MBEDTLS_ERR_PEM_NO_HEADER_FOOTER_PRESENT) )
marcozecchini 0:9fca2b23d0ba 243 mbedtls_snprintf( buf, buflen, "PEM - No PEM header or footer found" );
marcozecchini 0:9fca2b23d0ba 244 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_DATA) )
marcozecchini 0:9fca2b23d0ba 245 mbedtls_snprintf( buf, buflen, "PEM - PEM string is not as expected" );
marcozecchini 0:9fca2b23d0ba 246 if( use_ret == -(MBEDTLS_ERR_PEM_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 247 mbedtls_snprintf( buf, buflen, "PEM - Failed to allocate memory" );
marcozecchini 0:9fca2b23d0ba 248 if( use_ret == -(MBEDTLS_ERR_PEM_INVALID_ENC_IV) )
marcozecchini 0:9fca2b23d0ba 249 mbedtls_snprintf( buf, buflen, "PEM - RSA IV is not in hex-format" );
marcozecchini 0:9fca2b23d0ba 250 if( use_ret == -(MBEDTLS_ERR_PEM_UNKNOWN_ENC_ALG) )
marcozecchini 0:9fca2b23d0ba 251 mbedtls_snprintf( buf, buflen, "PEM - Unsupported key encryption algorithm" );
marcozecchini 0:9fca2b23d0ba 252 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 253 mbedtls_snprintf( buf, buflen, "PEM - Private key password can't be empty" );
marcozecchini 0:9fca2b23d0ba 254 if( use_ret == -(MBEDTLS_ERR_PEM_PASSWORD_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 255 mbedtls_snprintf( buf, buflen, "PEM - Given private key password does not allow for correct decryption" );
marcozecchini 0:9fca2b23d0ba 256 if( use_ret == -(MBEDTLS_ERR_PEM_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 257 mbedtls_snprintf( buf, buflen, "PEM - Unavailable feature, e.g. hashing/encryption combination" );
marcozecchini 0:9fca2b23d0ba 258 if( use_ret == -(MBEDTLS_ERR_PEM_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 259 mbedtls_snprintf( buf, buflen, "PEM - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 260 #endif /* MBEDTLS_PEM_PARSE_C || MBEDTLS_PEM_WRITE_C */
marcozecchini 0:9fca2b23d0ba 261
marcozecchini 0:9fca2b23d0ba 262 #if defined(MBEDTLS_PK_C)
marcozecchini 0:9fca2b23d0ba 263 if( use_ret == -(MBEDTLS_ERR_PK_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 264 mbedtls_snprintf( buf, buflen, "PK - Memory allocation failed" );
marcozecchini 0:9fca2b23d0ba 265 if( use_ret == -(MBEDTLS_ERR_PK_TYPE_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 266 mbedtls_snprintf( buf, buflen, "PK - Type mismatch, eg attempt to encrypt with an ECDSA key" );
marcozecchini 0:9fca2b23d0ba 267 if( use_ret == -(MBEDTLS_ERR_PK_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 268 mbedtls_snprintf( buf, buflen, "PK - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 269 if( use_ret == -(MBEDTLS_ERR_PK_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 270 mbedtls_snprintf( buf, buflen, "PK - Read/write of file failed" );
marcozecchini 0:9fca2b23d0ba 271 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_VERSION) )
marcozecchini 0:9fca2b23d0ba 272 mbedtls_snprintf( buf, buflen, "PK - Unsupported key version" );
marcozecchini 0:9fca2b23d0ba 273 if( use_ret == -(MBEDTLS_ERR_PK_KEY_INVALID_FORMAT) )
marcozecchini 0:9fca2b23d0ba 274 mbedtls_snprintf( buf, buflen, "PK - Invalid key tag or value" );
marcozecchini 0:9fca2b23d0ba 275 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_PK_ALG) )
marcozecchini 0:9fca2b23d0ba 276 mbedtls_snprintf( buf, buflen, "PK - Key algorithm is unsupported (only RSA and EC are supported)" );
marcozecchini 0:9fca2b23d0ba 277 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 278 mbedtls_snprintf( buf, buflen, "PK - Private key password can't be empty" );
marcozecchini 0:9fca2b23d0ba 279 if( use_ret == -(MBEDTLS_ERR_PK_PASSWORD_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 280 mbedtls_snprintf( buf, buflen, "PK - Given private key password does not allow for correct decryption" );
marcozecchini 0:9fca2b23d0ba 281 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_PUBKEY) )
marcozecchini 0:9fca2b23d0ba 282 mbedtls_snprintf( buf, buflen, "PK - The pubkey tag or value is invalid (only RSA and EC are supported)" );
marcozecchini 0:9fca2b23d0ba 283 if( use_ret == -(MBEDTLS_ERR_PK_INVALID_ALG) )
marcozecchini 0:9fca2b23d0ba 284 mbedtls_snprintf( buf, buflen, "PK - The algorithm tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 285 if( use_ret == -(MBEDTLS_ERR_PK_UNKNOWN_NAMED_CURVE) )
marcozecchini 0:9fca2b23d0ba 286 mbedtls_snprintf( buf, buflen, "PK - Elliptic curve is unsupported (only NIST curves are supported)" );
marcozecchini 0:9fca2b23d0ba 287 if( use_ret == -(MBEDTLS_ERR_PK_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 288 mbedtls_snprintf( buf, buflen, "PK - Unavailable feature, e.g. RSA disabled for RSA key" );
marcozecchini 0:9fca2b23d0ba 289 if( use_ret == -(MBEDTLS_ERR_PK_SIG_LEN_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 290 mbedtls_snprintf( buf, buflen, "PK - The signature is valid but its length is less than expected" );
marcozecchini 0:9fca2b23d0ba 291 #endif /* MBEDTLS_PK_C */
marcozecchini 0:9fca2b23d0ba 292
marcozecchini 0:9fca2b23d0ba 293 #if defined(MBEDTLS_PKCS12_C)
marcozecchini 0:9fca2b23d0ba 294 if( use_ret == -(MBEDTLS_ERR_PKCS12_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 295 mbedtls_snprintf( buf, buflen, "PKCS12 - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 296 if( use_ret == -(MBEDTLS_ERR_PKCS12_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 297 mbedtls_snprintf( buf, buflen, "PKCS12 - Feature not available, e.g. unsupported encryption scheme" );
marcozecchini 0:9fca2b23d0ba 298 if( use_ret == -(MBEDTLS_ERR_PKCS12_PBE_INVALID_FORMAT) )
marcozecchini 0:9fca2b23d0ba 299 mbedtls_snprintf( buf, buflen, "PKCS12 - PBE ASN.1 data not as expected" );
marcozecchini 0:9fca2b23d0ba 300 if( use_ret == -(MBEDTLS_ERR_PKCS12_PASSWORD_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 301 mbedtls_snprintf( buf, buflen, "PKCS12 - Given private key password does not allow for correct decryption" );
marcozecchini 0:9fca2b23d0ba 302 #endif /* MBEDTLS_PKCS12_C */
marcozecchini 0:9fca2b23d0ba 303
marcozecchini 0:9fca2b23d0ba 304 #if defined(MBEDTLS_PKCS5_C)
marcozecchini 0:9fca2b23d0ba 305 if( use_ret == -(MBEDTLS_ERR_PKCS5_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 306 mbedtls_snprintf( buf, buflen, "PKCS5 - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 307 if( use_ret == -(MBEDTLS_ERR_PKCS5_INVALID_FORMAT) )
marcozecchini 0:9fca2b23d0ba 308 mbedtls_snprintf( buf, buflen, "PKCS5 - Unexpected ASN.1 data" );
marcozecchini 0:9fca2b23d0ba 309 if( use_ret == -(MBEDTLS_ERR_PKCS5_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 310 mbedtls_snprintf( buf, buflen, "PKCS5 - Requested encryption or digest alg not available" );
marcozecchini 0:9fca2b23d0ba 311 if( use_ret == -(MBEDTLS_ERR_PKCS5_PASSWORD_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 312 mbedtls_snprintf( buf, buflen, "PKCS5 - Given private key password does not allow for correct decryption" );
marcozecchini 0:9fca2b23d0ba 313 #endif /* MBEDTLS_PKCS5_C */
marcozecchini 0:9fca2b23d0ba 314
marcozecchini 0:9fca2b23d0ba 315 #if defined(MBEDTLS_RSA_C)
marcozecchini 0:9fca2b23d0ba 316 if( use_ret == -(MBEDTLS_ERR_RSA_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 317 mbedtls_snprintf( buf, buflen, "RSA - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 318 if( use_ret == -(MBEDTLS_ERR_RSA_INVALID_PADDING) )
marcozecchini 0:9fca2b23d0ba 319 mbedtls_snprintf( buf, buflen, "RSA - Input data contains invalid padding and is rejected" );
marcozecchini 0:9fca2b23d0ba 320 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_GEN_FAILED) )
marcozecchini 0:9fca2b23d0ba 321 mbedtls_snprintf( buf, buflen, "RSA - Something failed during generation of a key" );
marcozecchini 0:9fca2b23d0ba 322 if( use_ret == -(MBEDTLS_ERR_RSA_KEY_CHECK_FAILED) )
marcozecchini 0:9fca2b23d0ba 323 mbedtls_snprintf( buf, buflen, "RSA - Key failed to pass the library's validity check" );
marcozecchini 0:9fca2b23d0ba 324 if( use_ret == -(MBEDTLS_ERR_RSA_PUBLIC_FAILED) )
marcozecchini 0:9fca2b23d0ba 325 mbedtls_snprintf( buf, buflen, "RSA - The public key operation failed" );
marcozecchini 0:9fca2b23d0ba 326 if( use_ret == -(MBEDTLS_ERR_RSA_PRIVATE_FAILED) )
marcozecchini 0:9fca2b23d0ba 327 mbedtls_snprintf( buf, buflen, "RSA - The private key operation failed" );
marcozecchini 0:9fca2b23d0ba 328 if( use_ret == -(MBEDTLS_ERR_RSA_VERIFY_FAILED) )
marcozecchini 0:9fca2b23d0ba 329 mbedtls_snprintf( buf, buflen, "RSA - The PKCS#1 verification failed" );
marcozecchini 0:9fca2b23d0ba 330 if( use_ret == -(MBEDTLS_ERR_RSA_OUTPUT_TOO_LARGE) )
marcozecchini 0:9fca2b23d0ba 331 mbedtls_snprintf( buf, buflen, "RSA - The output buffer for decryption is not large enough" );
marcozecchini 0:9fca2b23d0ba 332 if( use_ret == -(MBEDTLS_ERR_RSA_RNG_FAILED) )
marcozecchini 0:9fca2b23d0ba 333 mbedtls_snprintf( buf, buflen, "RSA - The random generator failed to generate non-zeros" );
marcozecchini 0:9fca2b23d0ba 334 #endif /* MBEDTLS_RSA_C */
marcozecchini 0:9fca2b23d0ba 335
marcozecchini 0:9fca2b23d0ba 336 #if defined(MBEDTLS_SSL_TLS_C)
marcozecchini 0:9fca2b23d0ba 337 if( use_ret == -(MBEDTLS_ERR_SSL_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 338 mbedtls_snprintf( buf, buflen, "SSL - The requested feature is not available" );
marcozecchini 0:9fca2b23d0ba 339 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 340 mbedtls_snprintf( buf, buflen, "SSL - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 341 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_MAC) )
marcozecchini 0:9fca2b23d0ba 342 mbedtls_snprintf( buf, buflen, "SSL - Verification of the message MAC failed" );
marcozecchini 0:9fca2b23d0ba 343 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_RECORD) )
marcozecchini 0:9fca2b23d0ba 344 mbedtls_snprintf( buf, buflen, "SSL - An invalid SSL record was received" );
marcozecchini 0:9fca2b23d0ba 345 if( use_ret == -(MBEDTLS_ERR_SSL_CONN_EOF) )
marcozecchini 0:9fca2b23d0ba 346 mbedtls_snprintf( buf, buflen, "SSL - The connection indicated an EOF" );
marcozecchini 0:9fca2b23d0ba 347 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_CIPHER) )
marcozecchini 0:9fca2b23d0ba 348 mbedtls_snprintf( buf, buflen, "SSL - An unknown cipher was received" );
marcozecchini 0:9fca2b23d0ba 349 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CIPHER_CHOSEN) )
marcozecchini 0:9fca2b23d0ba 350 mbedtls_snprintf( buf, buflen, "SSL - The server has no ciphersuites in common with the client" );
marcozecchini 0:9fca2b23d0ba 351 if( use_ret == -(MBEDTLS_ERR_SSL_NO_RNG) )
marcozecchini 0:9fca2b23d0ba 352 mbedtls_snprintf( buf, buflen, "SSL - No RNG was provided to the SSL module" );
marcozecchini 0:9fca2b23d0ba 353 if( use_ret == -(MBEDTLS_ERR_SSL_NO_CLIENT_CERTIFICATE) )
marcozecchini 0:9fca2b23d0ba 354 mbedtls_snprintf( buf, buflen, "SSL - No client certification received from the client, but required by the authentication mode" );
marcozecchini 0:9fca2b23d0ba 355 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_TOO_LARGE) )
marcozecchini 0:9fca2b23d0ba 356 mbedtls_snprintf( buf, buflen, "SSL - Our own certificate(s) is/are too large to send in an SSL message" );
marcozecchini 0:9fca2b23d0ba 357 if( use_ret == -(MBEDTLS_ERR_SSL_CERTIFICATE_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 358 mbedtls_snprintf( buf, buflen, "SSL - The own certificate is not set, but needed by the server" );
marcozecchini 0:9fca2b23d0ba 359 if( use_ret == -(MBEDTLS_ERR_SSL_PRIVATE_KEY_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 360 mbedtls_snprintf( buf, buflen, "SSL - The own private key or pre-shared key is not set, but needed" );
marcozecchini 0:9fca2b23d0ba 361 if( use_ret == -(MBEDTLS_ERR_SSL_CA_CHAIN_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 362 mbedtls_snprintf( buf, buflen, "SSL - No CA Chain is set, but required to operate" );
marcozecchini 0:9fca2b23d0ba 363 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_MESSAGE) )
marcozecchini 0:9fca2b23d0ba 364 mbedtls_snprintf( buf, buflen, "SSL - An unexpected message was received from our peer" );
marcozecchini 0:9fca2b23d0ba 365 if( use_ret == -(MBEDTLS_ERR_SSL_FATAL_ALERT_MESSAGE) )
marcozecchini 0:9fca2b23d0ba 366 {
marcozecchini 0:9fca2b23d0ba 367 mbedtls_snprintf( buf, buflen, "SSL - A fatal alert message was received from our peer" );
marcozecchini 0:9fca2b23d0ba 368 return;
marcozecchini 0:9fca2b23d0ba 369 }
marcozecchini 0:9fca2b23d0ba 370 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_VERIFY_FAILED) )
marcozecchini 0:9fca2b23d0ba 371 mbedtls_snprintf( buf, buflen, "SSL - Verification of our peer failed" );
marcozecchini 0:9fca2b23d0ba 372 if( use_ret == -(MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY) )
marcozecchini 0:9fca2b23d0ba 373 mbedtls_snprintf( buf, buflen, "SSL - The peer notified us that the connection is going to be closed" );
marcozecchini 0:9fca2b23d0ba 374 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_HELLO) )
marcozecchini 0:9fca2b23d0ba 375 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientHello handshake message failed" );
marcozecchini 0:9fca2b23d0ba 376 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO) )
marcozecchini 0:9fca2b23d0ba 377 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHello handshake message failed" );
marcozecchini 0:9fca2b23d0ba 378 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE) )
marcozecchini 0:9fca2b23d0ba 379 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Certificate handshake message failed" );
marcozecchini 0:9fca2b23d0ba 380 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_REQUEST) )
marcozecchini 0:9fca2b23d0ba 381 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateRequest handshake message failed" );
marcozecchini 0:9fca2b23d0ba 382 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_KEY_EXCHANGE) )
marcozecchini 0:9fca2b23d0ba 383 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerKeyExchange handshake message failed" );
marcozecchini 0:9fca2b23d0ba 384 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_SERVER_HELLO_DONE) )
marcozecchini 0:9fca2b23d0ba 385 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ServerHelloDone handshake message failed" );
marcozecchini 0:9fca2b23d0ba 386 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE) )
marcozecchini 0:9fca2b23d0ba 387 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed" );
marcozecchini 0:9fca2b23d0ba 388 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_RP) )
marcozecchini 0:9fca2b23d0ba 389 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Read Public" );
marcozecchini 0:9fca2b23d0ba 390 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CLIENT_KEY_EXCHANGE_CS) )
marcozecchini 0:9fca2b23d0ba 391 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ClientKeyExchange handshake message failed in DHM / ECDH Calculate Secret" );
marcozecchini 0:9fca2b23d0ba 392 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CERTIFICATE_VERIFY) )
marcozecchini 0:9fca2b23d0ba 393 mbedtls_snprintf( buf, buflen, "SSL - Processing of the CertificateVerify handshake message failed" );
marcozecchini 0:9fca2b23d0ba 394 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_CHANGE_CIPHER_SPEC) )
marcozecchini 0:9fca2b23d0ba 395 mbedtls_snprintf( buf, buflen, "SSL - Processing of the ChangeCipherSpec handshake message failed" );
marcozecchini 0:9fca2b23d0ba 396 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_FINISHED) )
marcozecchini 0:9fca2b23d0ba 397 mbedtls_snprintf( buf, buflen, "SSL - Processing of the Finished handshake message failed" );
marcozecchini 0:9fca2b23d0ba 398 if( use_ret == -(MBEDTLS_ERR_SSL_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 399 mbedtls_snprintf( buf, buflen, "SSL - Memory allocation failed" );
marcozecchini 0:9fca2b23d0ba 400 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FAILED) )
marcozecchini 0:9fca2b23d0ba 401 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function returned with error" );
marcozecchini 0:9fca2b23d0ba 402 if( use_ret == -(MBEDTLS_ERR_SSL_HW_ACCEL_FALLTHROUGH) )
marcozecchini 0:9fca2b23d0ba 403 mbedtls_snprintf( buf, buflen, "SSL - Hardware acceleration function skipped / left alone data" );
marcozecchini 0:9fca2b23d0ba 404 if( use_ret == -(MBEDTLS_ERR_SSL_COMPRESSION_FAILED) )
marcozecchini 0:9fca2b23d0ba 405 mbedtls_snprintf( buf, buflen, "SSL - Processing of the compression / decompression failed" );
marcozecchini 0:9fca2b23d0ba 406 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_PROTOCOL_VERSION) )
marcozecchini 0:9fca2b23d0ba 407 mbedtls_snprintf( buf, buflen, "SSL - Handshake protocol not within min/max boundaries" );
marcozecchini 0:9fca2b23d0ba 408 if( use_ret == -(MBEDTLS_ERR_SSL_BAD_HS_NEW_SESSION_TICKET) )
marcozecchini 0:9fca2b23d0ba 409 mbedtls_snprintf( buf, buflen, "SSL - Processing of the NewSessionTicket handshake message failed" );
marcozecchini 0:9fca2b23d0ba 410 if( use_ret == -(MBEDTLS_ERR_SSL_SESSION_TICKET_EXPIRED) )
marcozecchini 0:9fca2b23d0ba 411 mbedtls_snprintf( buf, buflen, "SSL - Session ticket has expired" );
marcozecchini 0:9fca2b23d0ba 412 if( use_ret == -(MBEDTLS_ERR_SSL_PK_TYPE_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 413 mbedtls_snprintf( buf, buflen, "SSL - Public key type mismatch (eg, asked for RSA key exchange and presented EC key)" );
marcozecchini 0:9fca2b23d0ba 414 if( use_ret == -(MBEDTLS_ERR_SSL_UNKNOWN_IDENTITY) )
marcozecchini 0:9fca2b23d0ba 415 mbedtls_snprintf( buf, buflen, "SSL - Unknown identity received (eg, PSK identity)" );
marcozecchini 0:9fca2b23d0ba 416 if( use_ret == -(MBEDTLS_ERR_SSL_INTERNAL_ERROR) )
marcozecchini 0:9fca2b23d0ba 417 mbedtls_snprintf( buf, buflen, "SSL - Internal error (eg, unexpected failure in lower-level module)" );
marcozecchini 0:9fca2b23d0ba 418 if( use_ret == -(MBEDTLS_ERR_SSL_COUNTER_WRAPPING) )
marcozecchini 0:9fca2b23d0ba 419 mbedtls_snprintf( buf, buflen, "SSL - A counter would wrap (eg, too many messages exchanged)" );
marcozecchini 0:9fca2b23d0ba 420 if( use_ret == -(MBEDTLS_ERR_SSL_WAITING_SERVER_HELLO_RENEGO) )
marcozecchini 0:9fca2b23d0ba 421 mbedtls_snprintf( buf, buflen, "SSL - Unexpected message at ServerHello in renegotiation" );
marcozecchini 0:9fca2b23d0ba 422 if( use_ret == -(MBEDTLS_ERR_SSL_HELLO_VERIFY_REQUIRED) )
marcozecchini 0:9fca2b23d0ba 423 mbedtls_snprintf( buf, buflen, "SSL - DTLS client must retry for hello verification" );
marcozecchini 0:9fca2b23d0ba 424 if( use_ret == -(MBEDTLS_ERR_SSL_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 425 mbedtls_snprintf( buf, buflen, "SSL - A buffer is too small to receive or write a message" );
marcozecchini 0:9fca2b23d0ba 426 if( use_ret == -(MBEDTLS_ERR_SSL_NO_USABLE_CIPHERSUITE) )
marcozecchini 0:9fca2b23d0ba 427 mbedtls_snprintf( buf, buflen, "SSL - None of the common ciphersuites is usable (eg, no suitable certificate, see debug messages)" );
marcozecchini 0:9fca2b23d0ba 428 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_READ) )
marcozecchini 0:9fca2b23d0ba 429 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a read call" );
marcozecchini 0:9fca2b23d0ba 430 if( use_ret == -(MBEDTLS_ERR_SSL_WANT_WRITE) )
marcozecchini 0:9fca2b23d0ba 431 mbedtls_snprintf( buf, buflen, "SSL - Connection requires a write call" );
marcozecchini 0:9fca2b23d0ba 432 if( use_ret == -(MBEDTLS_ERR_SSL_TIMEOUT) )
marcozecchini 0:9fca2b23d0ba 433 mbedtls_snprintf( buf, buflen, "SSL - The operation timed out" );
marcozecchini 0:9fca2b23d0ba 434 if( use_ret == -(MBEDTLS_ERR_SSL_CLIENT_RECONNECT) )
marcozecchini 0:9fca2b23d0ba 435 mbedtls_snprintf( buf, buflen, "SSL - The client initiated a reconnect from the same port" );
marcozecchini 0:9fca2b23d0ba 436 if( use_ret == -(MBEDTLS_ERR_SSL_UNEXPECTED_RECORD) )
marcozecchini 0:9fca2b23d0ba 437 mbedtls_snprintf( buf, buflen, "SSL - Record header looks valid but is not expected" );
marcozecchini 0:9fca2b23d0ba 438 if( use_ret == -(MBEDTLS_ERR_SSL_NON_FATAL) )
marcozecchini 0:9fca2b23d0ba 439 mbedtls_snprintf( buf, buflen, "SSL - The alert message received indicates a non-fatal error" );
marcozecchini 0:9fca2b23d0ba 440 if( use_ret == -(MBEDTLS_ERR_SSL_INVALID_VERIFY_HASH) )
marcozecchini 0:9fca2b23d0ba 441 mbedtls_snprintf( buf, buflen, "SSL - Couldn't set the hash for verifying CertificateVerify" );
marcozecchini 0:9fca2b23d0ba 442 #endif /* MBEDTLS_SSL_TLS_C */
marcozecchini 0:9fca2b23d0ba 443
marcozecchini 0:9fca2b23d0ba 444 #if defined(MBEDTLS_X509_USE_C) || defined(MBEDTLS_X509_CREATE_C)
marcozecchini 0:9fca2b23d0ba 445 if( use_ret == -(MBEDTLS_ERR_X509_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 446 mbedtls_snprintf( buf, buflen, "X509 - Unavailable feature, e.g. RSA hashing/encryption combination" );
marcozecchini 0:9fca2b23d0ba 447 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_OID) )
marcozecchini 0:9fca2b23d0ba 448 mbedtls_snprintf( buf, buflen, "X509 - Requested OID is unknown" );
marcozecchini 0:9fca2b23d0ba 449 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_FORMAT) )
marcozecchini 0:9fca2b23d0ba 450 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR format is invalid, e.g. different type expected" );
marcozecchini 0:9fca2b23d0ba 451 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_VERSION) )
marcozecchini 0:9fca2b23d0ba 452 mbedtls_snprintf( buf, buflen, "X509 - The CRT/CRL/CSR version element is invalid" );
marcozecchini 0:9fca2b23d0ba 453 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SERIAL) )
marcozecchini 0:9fca2b23d0ba 454 mbedtls_snprintf( buf, buflen, "X509 - The serial tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 455 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_ALG) )
marcozecchini 0:9fca2b23d0ba 456 mbedtls_snprintf( buf, buflen, "X509 - The algorithm tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 457 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_NAME) )
marcozecchini 0:9fca2b23d0ba 458 mbedtls_snprintf( buf, buflen, "X509 - The name tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 459 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_DATE) )
marcozecchini 0:9fca2b23d0ba 460 mbedtls_snprintf( buf, buflen, "X509 - The date tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 461 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_SIGNATURE) )
marcozecchini 0:9fca2b23d0ba 462 mbedtls_snprintf( buf, buflen, "X509 - The signature tag or value invalid" );
marcozecchini 0:9fca2b23d0ba 463 if( use_ret == -(MBEDTLS_ERR_X509_INVALID_EXTENSIONS) )
marcozecchini 0:9fca2b23d0ba 464 mbedtls_snprintf( buf, buflen, "X509 - The extension tag or value is invalid" );
marcozecchini 0:9fca2b23d0ba 465 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_VERSION) )
marcozecchini 0:9fca2b23d0ba 466 mbedtls_snprintf( buf, buflen, "X509 - CRT/CRL/CSR has an unsupported version number" );
marcozecchini 0:9fca2b23d0ba 467 if( use_ret == -(MBEDTLS_ERR_X509_UNKNOWN_SIG_ALG) )
marcozecchini 0:9fca2b23d0ba 468 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithm (oid) is unsupported" );
marcozecchini 0:9fca2b23d0ba 469 if( use_ret == -(MBEDTLS_ERR_X509_SIG_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 470 mbedtls_snprintf( buf, buflen, "X509 - Signature algorithms do not match. (see \\c ::mbedtls_x509_crt sig_oid)" );
marcozecchini 0:9fca2b23d0ba 471 if( use_ret == -(MBEDTLS_ERR_X509_CERT_VERIFY_FAILED) )
marcozecchini 0:9fca2b23d0ba 472 mbedtls_snprintf( buf, buflen, "X509 - Certificate verification failed, e.g. CRL, CA or signature check failed" );
marcozecchini 0:9fca2b23d0ba 473 if( use_ret == -(MBEDTLS_ERR_X509_CERT_UNKNOWN_FORMAT) )
marcozecchini 0:9fca2b23d0ba 474 mbedtls_snprintf( buf, buflen, "X509 - Format not recognized as DER or PEM" );
marcozecchini 0:9fca2b23d0ba 475 if( use_ret == -(MBEDTLS_ERR_X509_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 476 mbedtls_snprintf( buf, buflen, "X509 - Input invalid" );
marcozecchini 0:9fca2b23d0ba 477 if( use_ret == -(MBEDTLS_ERR_X509_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 478 mbedtls_snprintf( buf, buflen, "X509 - Allocation of memory failed" );
marcozecchini 0:9fca2b23d0ba 479 if( use_ret == -(MBEDTLS_ERR_X509_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 480 mbedtls_snprintf( buf, buflen, "X509 - Read/write of file failed" );
marcozecchini 0:9fca2b23d0ba 481 if( use_ret == -(MBEDTLS_ERR_X509_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 482 mbedtls_snprintf( buf, buflen, "X509 - Destination buffer is too small" );
marcozecchini 0:9fca2b23d0ba 483 if( use_ret == -(MBEDTLS_ERR_X509_FATAL_ERROR) )
marcozecchini 0:9fca2b23d0ba 484 mbedtls_snprintf( buf, buflen, "X509 - A fatal error occured, eg the chain is too long or the vrfy callback failed" );
marcozecchini 0:9fca2b23d0ba 485 #endif /* MBEDTLS_X509_USE_C || MBEDTLS_X509_CREATE_C */
marcozecchini 0:9fca2b23d0ba 486 // END generated code
marcozecchini 0:9fca2b23d0ba 487
marcozecchini 0:9fca2b23d0ba 488 if( strlen( buf ) == 0 )
marcozecchini 0:9fca2b23d0ba 489 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
marcozecchini 0:9fca2b23d0ba 490 }
marcozecchini 0:9fca2b23d0ba 491
marcozecchini 0:9fca2b23d0ba 492 use_ret = ret & ~0xFF80;
marcozecchini 0:9fca2b23d0ba 493
marcozecchini 0:9fca2b23d0ba 494 if( use_ret == 0 )
marcozecchini 0:9fca2b23d0ba 495 return;
marcozecchini 0:9fca2b23d0ba 496
marcozecchini 0:9fca2b23d0ba 497 // If high level code is present, make a concatenation between both
marcozecchini 0:9fca2b23d0ba 498 // error strings.
marcozecchini 0:9fca2b23d0ba 499 //
marcozecchini 0:9fca2b23d0ba 500 len = strlen( buf );
marcozecchini 0:9fca2b23d0ba 501
marcozecchini 0:9fca2b23d0ba 502 if( len > 0 )
marcozecchini 0:9fca2b23d0ba 503 {
marcozecchini 0:9fca2b23d0ba 504 if( buflen - len < 5 )
marcozecchini 0:9fca2b23d0ba 505 return;
marcozecchini 0:9fca2b23d0ba 506
marcozecchini 0:9fca2b23d0ba 507 mbedtls_snprintf( buf + len, buflen - len, " : " );
marcozecchini 0:9fca2b23d0ba 508
marcozecchini 0:9fca2b23d0ba 509 buf += len + 3;
marcozecchini 0:9fca2b23d0ba 510 buflen -= len + 3;
marcozecchini 0:9fca2b23d0ba 511 }
marcozecchini 0:9fca2b23d0ba 512
marcozecchini 0:9fca2b23d0ba 513 // Low level error codes
marcozecchini 0:9fca2b23d0ba 514 //
marcozecchini 0:9fca2b23d0ba 515 // BEGIN generated code
marcozecchini 0:9fca2b23d0ba 516 #if defined(MBEDTLS_AES_C)
marcozecchini 0:9fca2b23d0ba 517 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_KEY_LENGTH) )
marcozecchini 0:9fca2b23d0ba 518 mbedtls_snprintf( buf, buflen, "AES - Invalid key length" );
marcozecchini 0:9fca2b23d0ba 519 if( use_ret == -(MBEDTLS_ERR_AES_INVALID_INPUT_LENGTH) )
marcozecchini 0:9fca2b23d0ba 520 mbedtls_snprintf( buf, buflen, "AES - Invalid data input length" );
marcozecchini 0:9fca2b23d0ba 521 #endif /* MBEDTLS_AES_C */
marcozecchini 0:9fca2b23d0ba 522
marcozecchini 0:9fca2b23d0ba 523 #if defined(MBEDTLS_ASN1_PARSE_C)
marcozecchini 0:9fca2b23d0ba 524 if( use_ret == -(MBEDTLS_ERR_ASN1_OUT_OF_DATA) )
marcozecchini 0:9fca2b23d0ba 525 mbedtls_snprintf( buf, buflen, "ASN1 - Out of data when parsing an ASN1 data structure" );
marcozecchini 0:9fca2b23d0ba 526 if( use_ret == -(MBEDTLS_ERR_ASN1_UNEXPECTED_TAG) )
marcozecchini 0:9fca2b23d0ba 527 mbedtls_snprintf( buf, buflen, "ASN1 - ASN1 tag was of an unexpected value" );
marcozecchini 0:9fca2b23d0ba 528 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_LENGTH) )
marcozecchini 0:9fca2b23d0ba 529 mbedtls_snprintf( buf, buflen, "ASN1 - Error when trying to determine the length or invalid length" );
marcozecchini 0:9fca2b23d0ba 530 if( use_ret == -(MBEDTLS_ERR_ASN1_LENGTH_MISMATCH) )
marcozecchini 0:9fca2b23d0ba 531 mbedtls_snprintf( buf, buflen, "ASN1 - Actual length differs from expected length" );
marcozecchini 0:9fca2b23d0ba 532 if( use_ret == -(MBEDTLS_ERR_ASN1_INVALID_DATA) )
marcozecchini 0:9fca2b23d0ba 533 mbedtls_snprintf( buf, buflen, "ASN1 - Data is invalid. (not used)" );
marcozecchini 0:9fca2b23d0ba 534 if( use_ret == -(MBEDTLS_ERR_ASN1_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 535 mbedtls_snprintf( buf, buflen, "ASN1 - Memory allocation failed" );
marcozecchini 0:9fca2b23d0ba 536 if( use_ret == -(MBEDTLS_ERR_ASN1_BUF_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 537 mbedtls_snprintf( buf, buflen, "ASN1 - Buffer too small when writing ASN.1 data structure" );
marcozecchini 0:9fca2b23d0ba 538 #endif /* MBEDTLS_ASN1_PARSE_C */
marcozecchini 0:9fca2b23d0ba 539
marcozecchini 0:9fca2b23d0ba 540 #if defined(MBEDTLS_BASE64_C)
marcozecchini 0:9fca2b23d0ba 541 if( use_ret == -(MBEDTLS_ERR_BASE64_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 542 mbedtls_snprintf( buf, buflen, "BASE64 - Output buffer too small" );
marcozecchini 0:9fca2b23d0ba 543 if( use_ret == -(MBEDTLS_ERR_BASE64_INVALID_CHARACTER) )
marcozecchini 0:9fca2b23d0ba 544 mbedtls_snprintf( buf, buflen, "BASE64 - Invalid character in input" );
marcozecchini 0:9fca2b23d0ba 545 #endif /* MBEDTLS_BASE64_C */
marcozecchini 0:9fca2b23d0ba 546
marcozecchini 0:9fca2b23d0ba 547 #if defined(MBEDTLS_BIGNUM_C)
marcozecchini 0:9fca2b23d0ba 548 if( use_ret == -(MBEDTLS_ERR_MPI_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 549 mbedtls_snprintf( buf, buflen, "BIGNUM - An error occurred while reading from or writing to a file" );
marcozecchini 0:9fca2b23d0ba 550 if( use_ret == -(MBEDTLS_ERR_MPI_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 551 mbedtls_snprintf( buf, buflen, "BIGNUM - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 552 if( use_ret == -(MBEDTLS_ERR_MPI_INVALID_CHARACTER) )
marcozecchini 0:9fca2b23d0ba 553 mbedtls_snprintf( buf, buflen, "BIGNUM - There is an invalid character in the digit string" );
marcozecchini 0:9fca2b23d0ba 554 if( use_ret == -(MBEDTLS_ERR_MPI_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 555 mbedtls_snprintf( buf, buflen, "BIGNUM - The buffer is too small to write to" );
marcozecchini 0:9fca2b23d0ba 556 if( use_ret == -(MBEDTLS_ERR_MPI_NEGATIVE_VALUE) )
marcozecchini 0:9fca2b23d0ba 557 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are negative or result in illegal output" );
marcozecchini 0:9fca2b23d0ba 558 if( use_ret == -(MBEDTLS_ERR_MPI_DIVISION_BY_ZERO) )
marcozecchini 0:9fca2b23d0ba 559 mbedtls_snprintf( buf, buflen, "BIGNUM - The input argument for division is zero, which is not allowed" );
marcozecchini 0:9fca2b23d0ba 560 if( use_ret == -(MBEDTLS_ERR_MPI_NOT_ACCEPTABLE) )
marcozecchini 0:9fca2b23d0ba 561 mbedtls_snprintf( buf, buflen, "BIGNUM - The input arguments are not acceptable" );
marcozecchini 0:9fca2b23d0ba 562 if( use_ret == -(MBEDTLS_ERR_MPI_ALLOC_FAILED) )
marcozecchini 0:9fca2b23d0ba 563 mbedtls_snprintf( buf, buflen, "BIGNUM - Memory allocation failed" );
marcozecchini 0:9fca2b23d0ba 564 #endif /* MBEDTLS_BIGNUM_C */
marcozecchini 0:9fca2b23d0ba 565
marcozecchini 0:9fca2b23d0ba 566 #if defined(MBEDTLS_BLOWFISH_C)
marcozecchini 0:9fca2b23d0ba 567 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_KEY_LENGTH) )
marcozecchini 0:9fca2b23d0ba 568 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid key length" );
marcozecchini 0:9fca2b23d0ba 569 if( use_ret == -(MBEDTLS_ERR_BLOWFISH_INVALID_INPUT_LENGTH) )
marcozecchini 0:9fca2b23d0ba 570 mbedtls_snprintf( buf, buflen, "BLOWFISH - Invalid data input length" );
marcozecchini 0:9fca2b23d0ba 571 #endif /* MBEDTLS_BLOWFISH_C */
marcozecchini 0:9fca2b23d0ba 572
marcozecchini 0:9fca2b23d0ba 573 #if defined(MBEDTLS_CAMELLIA_C)
marcozecchini 0:9fca2b23d0ba 574 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_KEY_LENGTH) )
marcozecchini 0:9fca2b23d0ba 575 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid key length" );
marcozecchini 0:9fca2b23d0ba 576 if( use_ret == -(MBEDTLS_ERR_CAMELLIA_INVALID_INPUT_LENGTH) )
marcozecchini 0:9fca2b23d0ba 577 mbedtls_snprintf( buf, buflen, "CAMELLIA - Invalid data input length" );
marcozecchini 0:9fca2b23d0ba 578 #endif /* MBEDTLS_CAMELLIA_C */
marcozecchini 0:9fca2b23d0ba 579
marcozecchini 0:9fca2b23d0ba 580 #if defined(MBEDTLS_CCM_C)
marcozecchini 0:9fca2b23d0ba 581 if( use_ret == -(MBEDTLS_ERR_CCM_BAD_INPUT) )
marcozecchini 0:9fca2b23d0ba 582 mbedtls_snprintf( buf, buflen, "CCM - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 583 if( use_ret == -(MBEDTLS_ERR_CCM_AUTH_FAILED) )
marcozecchini 0:9fca2b23d0ba 584 mbedtls_snprintf( buf, buflen, "CCM - Authenticated decryption failed" );
marcozecchini 0:9fca2b23d0ba 585 #endif /* MBEDTLS_CCM_C */
marcozecchini 0:9fca2b23d0ba 586
marcozecchini 0:9fca2b23d0ba 587 #if defined(MBEDTLS_CTR_DRBG_C)
marcozecchini 0:9fca2b23d0ba 588 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_ENTROPY_SOURCE_FAILED) )
marcozecchini 0:9fca2b23d0ba 589 mbedtls_snprintf( buf, buflen, "CTR_DRBG - The entropy source failed" );
marcozecchini 0:9fca2b23d0ba 590 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_REQUEST_TOO_BIG) )
marcozecchini 0:9fca2b23d0ba 591 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Too many random requested in single call" );
marcozecchini 0:9fca2b23d0ba 592 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_INPUT_TOO_BIG) )
marcozecchini 0:9fca2b23d0ba 593 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Input too large (Entropy + additional)" );
marcozecchini 0:9fca2b23d0ba 594 if( use_ret == -(MBEDTLS_ERR_CTR_DRBG_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 595 mbedtls_snprintf( buf, buflen, "CTR_DRBG - Read/write error in file" );
marcozecchini 0:9fca2b23d0ba 596 #endif /* MBEDTLS_CTR_DRBG_C */
marcozecchini 0:9fca2b23d0ba 597
marcozecchini 0:9fca2b23d0ba 598 #if defined(MBEDTLS_DES_C)
marcozecchini 0:9fca2b23d0ba 599 if( use_ret == -(MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH) )
marcozecchini 0:9fca2b23d0ba 600 mbedtls_snprintf( buf, buflen, "DES - The data input has an invalid length" );
marcozecchini 0:9fca2b23d0ba 601 #endif /* MBEDTLS_DES_C */
marcozecchini 0:9fca2b23d0ba 602
marcozecchini 0:9fca2b23d0ba 603 #if defined(MBEDTLS_ENTROPY_C)
marcozecchini 0:9fca2b23d0ba 604 if( use_ret == -(MBEDTLS_ERR_ENTROPY_SOURCE_FAILED) )
marcozecchini 0:9fca2b23d0ba 605 mbedtls_snprintf( buf, buflen, "ENTROPY - Critical entropy source failure" );
marcozecchini 0:9fca2b23d0ba 606 if( use_ret == -(MBEDTLS_ERR_ENTROPY_MAX_SOURCES) )
marcozecchini 0:9fca2b23d0ba 607 mbedtls_snprintf( buf, buflen, "ENTROPY - No more sources can be added" );
marcozecchini 0:9fca2b23d0ba 608 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_SOURCES_DEFINED) )
marcozecchini 0:9fca2b23d0ba 609 mbedtls_snprintf( buf, buflen, "ENTROPY - No sources have been added to poll" );
marcozecchini 0:9fca2b23d0ba 610 if( use_ret == -(MBEDTLS_ERR_ENTROPY_NO_STRONG_SOURCE) )
marcozecchini 0:9fca2b23d0ba 611 mbedtls_snprintf( buf, buflen, "ENTROPY - No strong sources have been added to poll" );
marcozecchini 0:9fca2b23d0ba 612 if( use_ret == -(MBEDTLS_ERR_ENTROPY_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 613 mbedtls_snprintf( buf, buflen, "ENTROPY - Read/write error in file" );
marcozecchini 0:9fca2b23d0ba 614 #endif /* MBEDTLS_ENTROPY_C */
marcozecchini 0:9fca2b23d0ba 615
marcozecchini 0:9fca2b23d0ba 616 #if defined(MBEDTLS_GCM_C)
marcozecchini 0:9fca2b23d0ba 617 if( use_ret == -(MBEDTLS_ERR_GCM_AUTH_FAILED) )
marcozecchini 0:9fca2b23d0ba 618 mbedtls_snprintf( buf, buflen, "GCM - Authenticated decryption failed" );
marcozecchini 0:9fca2b23d0ba 619 if( use_ret == -(MBEDTLS_ERR_GCM_BAD_INPUT) )
marcozecchini 0:9fca2b23d0ba 620 mbedtls_snprintf( buf, buflen, "GCM - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 621 #endif /* MBEDTLS_GCM_C */
marcozecchini 0:9fca2b23d0ba 622
marcozecchini 0:9fca2b23d0ba 623 #if defined(MBEDTLS_HMAC_DRBG_C)
marcozecchini 0:9fca2b23d0ba 624 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_REQUEST_TOO_BIG) )
marcozecchini 0:9fca2b23d0ba 625 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Too many random requested in single call" );
marcozecchini 0:9fca2b23d0ba 626 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_INPUT_TOO_BIG) )
marcozecchini 0:9fca2b23d0ba 627 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Input too large (Entropy + additional)" );
marcozecchini 0:9fca2b23d0ba 628 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_FILE_IO_ERROR) )
marcozecchini 0:9fca2b23d0ba 629 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - Read/write error in file" );
marcozecchini 0:9fca2b23d0ba 630 if( use_ret == -(MBEDTLS_ERR_HMAC_DRBG_ENTROPY_SOURCE_FAILED) )
marcozecchini 0:9fca2b23d0ba 631 mbedtls_snprintf( buf, buflen, "HMAC_DRBG - The entropy source failed" );
marcozecchini 0:9fca2b23d0ba 632 #endif /* MBEDTLS_HMAC_DRBG_C */
marcozecchini 0:9fca2b23d0ba 633
marcozecchini 0:9fca2b23d0ba 634 #if defined(MBEDTLS_NET_C)
marcozecchini 0:9fca2b23d0ba 635 if( use_ret == -(MBEDTLS_ERR_NET_SOCKET_FAILED) )
marcozecchini 0:9fca2b23d0ba 636 mbedtls_snprintf( buf, buflen, "NET - Failed to open a socket" );
marcozecchini 0:9fca2b23d0ba 637 if( use_ret == -(MBEDTLS_ERR_NET_CONNECT_FAILED) )
marcozecchini 0:9fca2b23d0ba 638 mbedtls_snprintf( buf, buflen, "NET - The connection to the given server / port failed" );
marcozecchini 0:9fca2b23d0ba 639 if( use_ret == -(MBEDTLS_ERR_NET_BIND_FAILED) )
marcozecchini 0:9fca2b23d0ba 640 mbedtls_snprintf( buf, buflen, "NET - Binding of the socket failed" );
marcozecchini 0:9fca2b23d0ba 641 if( use_ret == -(MBEDTLS_ERR_NET_LISTEN_FAILED) )
marcozecchini 0:9fca2b23d0ba 642 mbedtls_snprintf( buf, buflen, "NET - Could not listen on the socket" );
marcozecchini 0:9fca2b23d0ba 643 if( use_ret == -(MBEDTLS_ERR_NET_ACCEPT_FAILED) )
marcozecchini 0:9fca2b23d0ba 644 mbedtls_snprintf( buf, buflen, "NET - Could not accept the incoming connection" );
marcozecchini 0:9fca2b23d0ba 645 if( use_ret == -(MBEDTLS_ERR_NET_RECV_FAILED) )
marcozecchini 0:9fca2b23d0ba 646 mbedtls_snprintf( buf, buflen, "NET - Reading information from the socket failed" );
marcozecchini 0:9fca2b23d0ba 647 if( use_ret == -(MBEDTLS_ERR_NET_SEND_FAILED) )
marcozecchini 0:9fca2b23d0ba 648 mbedtls_snprintf( buf, buflen, "NET - Sending information through the socket failed" );
marcozecchini 0:9fca2b23d0ba 649 if( use_ret == -(MBEDTLS_ERR_NET_CONN_RESET) )
marcozecchini 0:9fca2b23d0ba 650 mbedtls_snprintf( buf, buflen, "NET - Connection was reset by peer" );
marcozecchini 0:9fca2b23d0ba 651 if( use_ret == -(MBEDTLS_ERR_NET_UNKNOWN_HOST) )
marcozecchini 0:9fca2b23d0ba 652 mbedtls_snprintf( buf, buflen, "NET - Failed to get an IP address for the given hostname" );
marcozecchini 0:9fca2b23d0ba 653 if( use_ret == -(MBEDTLS_ERR_NET_BUFFER_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 654 mbedtls_snprintf( buf, buflen, "NET - Buffer is too small to hold the data" );
marcozecchini 0:9fca2b23d0ba 655 if( use_ret == -(MBEDTLS_ERR_NET_INVALID_CONTEXT) )
marcozecchini 0:9fca2b23d0ba 656 mbedtls_snprintf( buf, buflen, "NET - The context is invalid, eg because it was free()ed" );
marcozecchini 0:9fca2b23d0ba 657 #endif /* MBEDTLS_NET_C */
marcozecchini 0:9fca2b23d0ba 658
marcozecchini 0:9fca2b23d0ba 659 #if defined(MBEDTLS_OID_C)
marcozecchini 0:9fca2b23d0ba 660 if( use_ret == -(MBEDTLS_ERR_OID_NOT_FOUND) )
marcozecchini 0:9fca2b23d0ba 661 mbedtls_snprintf( buf, buflen, "OID - OID is not found" );
marcozecchini 0:9fca2b23d0ba 662 if( use_ret == -(MBEDTLS_ERR_OID_BUF_TOO_SMALL) )
marcozecchini 0:9fca2b23d0ba 663 mbedtls_snprintf( buf, buflen, "OID - output buffer is too small" );
marcozecchini 0:9fca2b23d0ba 664 #endif /* MBEDTLS_OID_C */
marcozecchini 0:9fca2b23d0ba 665
marcozecchini 0:9fca2b23d0ba 666 #if defined(MBEDTLS_PADLOCK_C)
marcozecchini 0:9fca2b23d0ba 667 if( use_ret == -(MBEDTLS_ERR_PADLOCK_DATA_MISALIGNED) )
marcozecchini 0:9fca2b23d0ba 668 mbedtls_snprintf( buf, buflen, "PADLOCK - Input data should be aligned" );
marcozecchini 0:9fca2b23d0ba 669 #endif /* MBEDTLS_PADLOCK_C */
marcozecchini 0:9fca2b23d0ba 670
marcozecchini 0:9fca2b23d0ba 671 #if defined(MBEDTLS_THREADING_C)
marcozecchini 0:9fca2b23d0ba 672 if( use_ret == -(MBEDTLS_ERR_THREADING_FEATURE_UNAVAILABLE) )
marcozecchini 0:9fca2b23d0ba 673 mbedtls_snprintf( buf, buflen, "THREADING - The selected feature is not available" );
marcozecchini 0:9fca2b23d0ba 674 if( use_ret == -(MBEDTLS_ERR_THREADING_BAD_INPUT_DATA) )
marcozecchini 0:9fca2b23d0ba 675 mbedtls_snprintf( buf, buflen, "THREADING - Bad input parameters to function" );
marcozecchini 0:9fca2b23d0ba 676 if( use_ret == -(MBEDTLS_ERR_THREADING_MUTEX_ERROR) )
marcozecchini 0:9fca2b23d0ba 677 mbedtls_snprintf( buf, buflen, "THREADING - Locking / unlocking / free failed with error code" );
marcozecchini 0:9fca2b23d0ba 678 #endif /* MBEDTLS_THREADING_C */
marcozecchini 0:9fca2b23d0ba 679
marcozecchini 0:9fca2b23d0ba 680 #if defined(MBEDTLS_XTEA_C)
marcozecchini 0:9fca2b23d0ba 681 if( use_ret == -(MBEDTLS_ERR_XTEA_INVALID_INPUT_LENGTH) )
marcozecchini 0:9fca2b23d0ba 682 mbedtls_snprintf( buf, buflen, "XTEA - The data input has an invalid length" );
marcozecchini 0:9fca2b23d0ba 683 #endif /* MBEDTLS_XTEA_C */
marcozecchini 0:9fca2b23d0ba 684 // END generated code
marcozecchini 0:9fca2b23d0ba 685
marcozecchini 0:9fca2b23d0ba 686 if( strlen( buf ) != 0 )
marcozecchini 0:9fca2b23d0ba 687 return;
marcozecchini 0:9fca2b23d0ba 688
marcozecchini 0:9fca2b23d0ba 689 mbedtls_snprintf( buf, buflen, "UNKNOWN ERROR CODE (%04X)", use_ret );
marcozecchini 0:9fca2b23d0ba 690 }
marcozecchini 0:9fca2b23d0ba 691
marcozecchini 0:9fca2b23d0ba 692 #else /* MBEDTLS_ERROR_C */
marcozecchini 0:9fca2b23d0ba 693
marcozecchini 0:9fca2b23d0ba 694 #if defined(MBEDTLS_ERROR_STRERROR_DUMMY)
marcozecchini 0:9fca2b23d0ba 695
marcozecchini 0:9fca2b23d0ba 696 /*
marcozecchini 0:9fca2b23d0ba 697 * Provide an non-function in case MBEDTLS_ERROR_C is not defined
marcozecchini 0:9fca2b23d0ba 698 */
marcozecchini 0:9fca2b23d0ba 699 void mbedtls_strerror( int ret, char *buf, size_t buflen )
marcozecchini 0:9fca2b23d0ba 700 {
marcozecchini 0:9fca2b23d0ba 701 ((void) ret);
marcozecchini 0:9fca2b23d0ba 702
marcozecchini 0:9fca2b23d0ba 703 if( buflen > 0 )
marcozecchini 0:9fca2b23d0ba 704 buf[0] = '\0';
marcozecchini 0:9fca2b23d0ba 705 }
marcozecchini 0:9fca2b23d0ba 706
marcozecchini 0:9fca2b23d0ba 707 #endif /* MBEDTLS_ERROR_STRERROR_DUMMY */
marcozecchini 0:9fca2b23d0ba 708
marcozecchini 0:9fca2b23d0ba 709 #endif /* MBEDTLS_ERROR_C */