1 | /* error.c
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2 | *
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3 | * Copyright (C) 2006-2015 wolfSSL Inc.
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4 | *
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5 | * This file is part of wolfSSL. (formerly known as CyaSSL)
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6 | *
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7 | * wolfSSL is free software; you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation; either version 2 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * wolfSSL is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with this program; if not, write to the Free Software
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19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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20 | */
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21 |
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22 | #ifdef HAVE_CONFIG_H
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23 | #include <config.h>
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24 | #endif
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25 |
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26 | #include <wolfssl/wolfcrypt/settings.h>
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27 |
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28 | #include <wolfssl/wolfcrypt/error-crypt.h>
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29 |
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30 | #ifdef _MSC_VER
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31 | /* 4996 warning to use MS extensions e.g., strcpy_s instead of XSTRNCPY */
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32 | #pragma warning(disable: 4996)
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33 | #endif
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34 |
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35 | const char* wc_GetErrorString(int error)
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36 | {
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37 | #ifdef NO_ERROR_STRINGS
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38 |
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39 | (void)error;
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40 | return "no support for error strings built in";
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41 |
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42 | #else
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43 |
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44 | switch (error) {
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45 |
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46 | case OPEN_RAN_E :
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47 | return "opening random device error";
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48 |
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49 | case READ_RAN_E :
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50 | return "reading random device error";
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51 |
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52 | case WINCRYPT_E :
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53 | return "windows crypt init error";
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54 |
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55 | case CRYPTGEN_E :
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56 | return "windows crypt generation error";
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57 |
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58 | case RAN_BLOCK_E :
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59 | return "random device read would block error";
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60 |
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61 | case BAD_MUTEX_E :
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62 | return "Bad mutex, operation failed";
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63 |
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64 | case MP_INIT_E :
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65 | return "mp_init error state";
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66 |
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67 | case MP_READ_E :
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68 | return "mp_read error state";
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69 |
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70 | case MP_EXPTMOD_E :
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71 | return "mp_exptmod error state";
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72 |
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73 | case MP_TO_E :
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74 | return "mp_to_xxx error state, can't convert";
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75 |
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76 | case MP_SUB_E :
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77 | return "mp_sub error state, can't subtract";
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78 |
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79 | case MP_ADD_E :
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80 | return "mp_add error state, can't add";
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81 |
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82 | case MP_MUL_E :
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83 | return "mp_mul error state, can't multiply";
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84 |
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85 | case MP_MULMOD_E :
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86 | return "mp_mulmod error state, can't multiply mod";
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87 |
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88 | case MP_MOD_E :
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89 | return "mp_mod error state, can't mod";
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90 |
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91 | case MP_INVMOD_E :
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92 | return "mp_invmod error state, can't inv mod";
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93 |
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94 | case MP_CMP_E :
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95 | return "mp_cmp error state";
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96 |
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97 | case MP_ZERO_E :
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98 | return "mp zero result, not expected";
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99 |
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100 | case MEMORY_E :
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101 | return "out of memory error";
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102 |
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103 | case RSA_WRONG_TYPE_E :
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104 | return "RSA wrong block type for RSA function";
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105 |
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106 | case RSA_BUFFER_E :
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107 | return "RSA buffer error, output too small or input too big";
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108 |
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109 | case BUFFER_E :
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110 | return "Buffer error, output too small or input too big";
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111 |
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112 | case ALGO_ID_E :
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113 | return "Setting Cert AlogID error";
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114 |
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115 | case PUBLIC_KEY_E :
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116 | return "Setting Cert Public Key error";
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117 |
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118 | case DATE_E :
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119 | return "Setting Cert Date validity error";
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120 |
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121 | case SUBJECT_E :
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122 | return "Setting Cert Subject name error";
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123 |
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124 | case ISSUER_E :
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125 | return "Setting Cert Issuer name error";
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126 |
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127 | case CA_TRUE_E :
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128 | return "Setting basic constraint CA true error";
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129 |
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130 | case EXTENSIONS_E :
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131 | return "Setting extensions error";
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132 |
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133 | case ASN_PARSE_E :
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134 | return "ASN parsing error, invalid input";
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135 |
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136 | case ASN_VERSION_E :
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137 | return "ASN version error, invalid number";
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138 |
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139 | case ASN_GETINT_E :
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140 | return "ASN get big int error, invalid data";
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141 |
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142 | case ASN_RSA_KEY_E :
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143 | return "ASN key init error, invalid input";
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144 |
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145 | case ASN_OBJECT_ID_E :
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146 | return "ASN object id error, invalid id";
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147 |
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148 | case ASN_TAG_NULL_E :
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149 | return "ASN tag error, not null";
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150 |
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151 | case ASN_EXPECT_0_E :
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152 | return "ASN expect error, not zero";
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153 |
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154 | case ASN_BITSTR_E :
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155 | return "ASN bit string error, wrong id";
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156 |
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157 | case ASN_UNKNOWN_OID_E :
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158 | return "ASN oid error, unknown sum id";
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159 |
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160 | case ASN_DATE_SZ_E :
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161 | return "ASN date error, bad size";
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162 |
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163 | case ASN_BEFORE_DATE_E :
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164 | return "ASN date error, current date before";
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165 |
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166 | case ASN_AFTER_DATE_E :
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167 | return "ASN date error, current date after";
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168 |
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169 | case ASN_SIG_OID_E :
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170 | return "ASN signature error, mismatched oid";
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171 |
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172 | case ASN_TIME_E :
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173 | return "ASN time error, unkown time type";
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174 |
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175 | case ASN_INPUT_E :
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176 | return "ASN input error, not enough data";
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177 |
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178 | case ASN_SIG_CONFIRM_E :
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179 | return "ASN sig error, confirm failure";
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180 |
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181 | case ASN_SIG_HASH_E :
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182 | return "ASN sig error, unsupported hash type";
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183 |
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184 | case ASN_SIG_KEY_E :
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185 | return "ASN sig error, unsupported key type";
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186 |
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187 | case ASN_DH_KEY_E :
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188 | return "ASN key init error, invalid input";
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189 |
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190 | case ASN_NTRU_KEY_E :
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191 | return "ASN NTRU key decode error, invalid input";
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192 |
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193 | case ASN_CRIT_EXT_E:
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194 | return "X.509 Critical extension ignored";
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195 |
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196 | case ECC_BAD_ARG_E :
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197 | return "ECC input argument wrong type, invalid input";
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198 |
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199 | case ASN_ECC_KEY_E :
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200 | return "ECC ASN1 bad key data, invalid input";
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201 |
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202 | case ECC_CURVE_OID_E :
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203 | return "ECC curve sum OID unsupported, invalid input";
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204 |
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205 | case BAD_FUNC_ARG :
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206 | return "Bad function argument";
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207 |
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208 | case NOT_COMPILED_IN :
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209 | return "Feature not compiled in";
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210 |
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211 | case UNICODE_SIZE_E :
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212 | return "Unicode password too big";
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213 |
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214 | case NO_PASSWORD :
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215 | return "No password provided by user";
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216 |
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217 | case ALT_NAME_E :
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218 | return "Alt Name problem, too big";
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219 |
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220 | case AES_GCM_AUTH_E:
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221 | return "AES-GCM Authentication check fail";
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222 |
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223 | case AES_CCM_AUTH_E:
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224 | return "AES-CCM Authentication check fail";
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225 |
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226 | case CAVIUM_INIT_E:
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227 | return "Cavium Init type error";
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228 |
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229 | case COMPRESS_INIT_E:
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230 | return "Compress Init error";
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231 |
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232 | case COMPRESS_E:
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233 | return "Compress error";
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234 |
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235 | case DECOMPRESS_INIT_E:
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236 | return "DeCompress Init error";
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237 |
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238 | case DECOMPRESS_E:
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239 | return "DeCompress error";
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240 |
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241 | case BAD_ALIGN_E:
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242 | return "Bad alignment error, no alloc help";
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243 |
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244 | case ASN_NO_SIGNER_E :
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245 | return "ASN no signer error to confirm failure";
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246 |
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247 | case ASN_CRL_CONFIRM_E :
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248 | return "ASN CRL sig error, confirm failure";
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249 |
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250 | case ASN_CRL_NO_SIGNER_E :
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251 | return "ASN CRL no signer error to confirm failure";
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252 |
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253 | case ASN_OCSP_CONFIRM_E :
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254 | return "ASN OCSP sig error, confirm failure";
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255 |
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256 | case BAD_ENC_STATE_E:
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257 | return "Bad ecc encrypt state operation";
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258 |
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259 | case BAD_PADDING_E:
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260 | return "Bad padding, message wrong length";
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261 |
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262 | case REQ_ATTRIBUTE_E:
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263 | return "Setting cert request attributes error";
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264 |
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265 | case PKCS7_OID_E:
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266 | return "PKCS#7 error: mismatched OID value";
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267 |
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268 | case PKCS7_RECIP_E:
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269 | return "PKCS#7 error: no matching recipient found";
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270 |
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271 | case FIPS_NOT_ALLOWED_E:
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272 | return "FIPS mode not allowed error";
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273 |
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274 | case ASN_NAME_INVALID_E:
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275 | return "Name Constraint error";
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276 |
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277 | case RNG_FAILURE_E:
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278 | return "Random Number Generator failed";
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279 |
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280 | case HMAC_MIN_KEYLEN_E:
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281 | return "FIPS Mode HMAC Minimum Key Length error";
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282 |
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283 | case RSA_PAD_E:
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284 | return "Rsa Padding error";
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285 |
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286 | case LENGTH_ONLY_E:
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287 | return "Output length only set, not for other use error";
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288 |
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289 | case IN_CORE_FIPS_E:
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290 | return "In Core Integrity check FIPS error";
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291 |
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292 | case AES_KAT_FIPS_E:
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293 | return "AES Known Answer Test check FIPS error";
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294 |
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295 | case DES3_KAT_FIPS_E:
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296 | return "DES3 Known Answer Test check FIPS error";
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297 |
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298 | case HMAC_KAT_FIPS_E:
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299 | return "HMAC Known Answer Test check FIPS error";
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300 |
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301 | case RSA_KAT_FIPS_E:
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302 | return "RSA Known Answer Test check FIPS error";
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303 |
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304 | case DRBG_KAT_FIPS_E:
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305 | return "DRBG Known Answer Test check FIPS error";
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306 |
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307 | case DRBG_CONT_FIPS_E:
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308 | return "DRBG Continuous Test FIPS error";
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309 |
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310 | case AESGCM_KAT_FIPS_E:
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311 | return "AESGCM Known Answer Test check FIPS error";
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312 |
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313 | case THREAD_STORE_KEY_E:
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314 | return "Thread Storage Key Create error";
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315 |
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316 | case THREAD_STORE_SET_E:
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317 | return "Thread Storage Set error";
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318 |
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319 | case MAC_CMP_FAILED_E:
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320 | return "MAC comparison failed";
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321 |
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322 | case IS_POINT_E:
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323 | return "ECC is point on curve failed";
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324 |
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325 | case ECC_INF_E:
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326 | return " ECC point at infinity error";
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327 |
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328 | case ECC_PRIV_KEY_E:
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329 | return " ECC private key is not valid error";
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330 |
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331 | case SRP_CALL_ORDER_E:
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332 | return "SRP function called in the wrong order error";
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333 |
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334 | case SRP_VERIFY_E:
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335 | return "SRP proof verification error";
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336 |
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337 | case SRP_BAD_KEY_E:
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338 | return "SRP bad key values error";
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339 |
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340 | default:
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341 | return "unknown error number";
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342 |
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343 | }
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344 |
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345 | #endif /* NO_ERROR_STRINGS */
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346 |
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347 | }
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348 |
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349 | void wc_ErrorString(int error, char* buffer)
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350 | {
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351 | XSTRNCPY(buffer, wc_GetErrorString(error), WOLFSSL_MAX_ERROR_SZ);
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352 | }
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