1 | /***************************************************************************
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2 | * _ _ ____ _
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3 | * Project ___| | | | _ \| |
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4 | * / __| | | | |_) | |
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5 | * | (__| |_| | _ <| |___
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6 | * \___|\___/|_| \_\_____|
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7 | *
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8 | * Copyright (C) 2004 - 2017, Daniel Stenberg, <daniel@haxx.se>, et al.
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9 | *
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10 | * This software is licensed as described in the file COPYING, which
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11 | * you should have received as part of this distribution. The terms
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12 | * are also available at https://curl.haxx.se/docs/copyright.html.
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13 | *
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14 | * You may opt to use, copy, modify, merge, publish, distribute and/or sell
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15 | * copies of the Software, and permit persons to whom the Software is
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16 | * furnished to do so, under the terms of the COPYING file.
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17 | *
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18 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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19 | * KIND, either express or implied.
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20 | *
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21 | ***************************************************************************/
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22 |
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23 | #include "curl_setup.h"
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24 |
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25 | #ifdef HAVE_STRERROR_R
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26 | # if (!defined(HAVE_POSIX_STRERROR_R) && \
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27 | !defined(HAVE_GLIBC_STRERROR_R) && \
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28 | !defined(HAVE_VXWORKS_STRERROR_R)) || \
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29 | (defined(HAVE_POSIX_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)) || \
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30 | (defined(HAVE_GLIBC_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)) || \
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31 | (defined(HAVE_POSIX_STRERROR_R) && defined(HAVE_GLIBC_STRERROR_R))
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32 | # error "strerror_r MUST be either POSIX, glibc or vxworks-style"
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33 | # endif
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34 | #endif
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35 |
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36 | #include <curl/curl.h>
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37 |
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38 | #ifdef USE_LIBIDN2
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39 | #include <idn2.h>
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40 | #endif
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41 |
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42 | #ifdef USE_WINDOWS_SSPI
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43 | #include "curl_sspi.h"
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44 | #endif
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45 |
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46 | #include "strerror.h"
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47 | /* The last 3 #include files should be in this order */
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48 | #include "curl_printf.h"
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49 | #include "curl_memory.h"
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50 | #include "memdebug.h"
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51 |
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52 | #if defined(WIN32) || defined(_WIN32_WCE)
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53 | #define PRESERVE_WINDOWS_ERROR_CODE
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54 | #endif
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55 |
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56 | const char *
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57 | curl_easy_strerror(CURLcode error)
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58 | {
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59 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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60 | switch(error) {
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61 | case CURLE_OK:
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62 | return "No error";
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63 |
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64 | case CURLE_UNSUPPORTED_PROTOCOL:
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65 | return "Unsupported protocol";
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66 |
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67 | case CURLE_FAILED_INIT:
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68 | return "Failed initialization";
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69 |
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70 | case CURLE_URL_MALFORMAT:
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71 | return "URL using bad/illegal format or missing URL";
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72 |
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73 | case CURLE_NOT_BUILT_IN:
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74 | return "A requested feature, protocol or option was not found built-in in"
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75 | " this libcurl due to a build-time decision.";
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76 |
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77 | case CURLE_COULDNT_RESOLVE_PROXY:
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78 | return "Couldn't resolve proxy name";
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79 |
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80 | case CURLE_COULDNT_RESOLVE_HOST:
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81 | return "Couldn't resolve host name";
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82 |
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83 | case CURLE_COULDNT_CONNECT:
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84 | return "Couldn't connect to server";
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85 |
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86 | case CURLE_WEIRD_SERVER_REPLY:
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87 | return "Weird server reply";
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88 |
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89 | case CURLE_REMOTE_ACCESS_DENIED:
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90 | return "Access denied to remote resource";
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91 |
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92 | case CURLE_FTP_ACCEPT_FAILED:
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93 | return "FTP: The server failed to connect to data port";
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94 |
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95 | case CURLE_FTP_ACCEPT_TIMEOUT:
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96 | return "FTP: Accepting server connect has timed out";
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97 |
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98 | case CURLE_FTP_PRET_FAILED:
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99 | return "FTP: The server did not accept the PRET command.";
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100 |
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101 | case CURLE_FTP_WEIRD_PASS_REPLY:
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102 | return "FTP: unknown PASS reply";
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103 |
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104 | case CURLE_FTP_WEIRD_PASV_REPLY:
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105 | return "FTP: unknown PASV reply";
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106 |
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107 | case CURLE_FTP_WEIRD_227_FORMAT:
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108 | return "FTP: unknown 227 response format";
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109 |
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110 | case CURLE_FTP_CANT_GET_HOST:
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111 | return "FTP: can't figure out the host in the PASV response";
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112 |
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113 | case CURLE_HTTP2:
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114 | return "Error in the HTTP2 framing layer";
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115 |
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116 | case CURLE_FTP_COULDNT_SET_TYPE:
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117 | return "FTP: couldn't set file type";
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118 |
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119 | case CURLE_PARTIAL_FILE:
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120 | return "Transferred a partial file";
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121 |
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122 | case CURLE_FTP_COULDNT_RETR_FILE:
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123 | return "FTP: couldn't retrieve (RETR failed) the specified file";
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124 |
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125 | case CURLE_QUOTE_ERROR:
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126 | return "Quote command returned error";
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127 |
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128 | case CURLE_HTTP_RETURNED_ERROR:
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129 | return "HTTP response code said error";
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130 |
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131 | case CURLE_WRITE_ERROR:
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132 | return "Failed writing received data to disk/application";
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133 |
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134 | case CURLE_UPLOAD_FAILED:
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135 | return "Upload failed (at start/before it took off)";
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136 |
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137 | case CURLE_READ_ERROR:
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138 | return "Failed to open/read local data from file/application";
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139 |
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140 | case CURLE_OUT_OF_MEMORY:
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141 | return "Out of memory";
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142 |
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143 | case CURLE_OPERATION_TIMEDOUT:
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144 | return "Timeout was reached";
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145 |
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146 | case CURLE_FTP_PORT_FAILED:
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147 | return "FTP: command PORT failed";
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148 |
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149 | case CURLE_FTP_COULDNT_USE_REST:
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150 | return "FTP: command REST failed";
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151 |
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152 | case CURLE_RANGE_ERROR:
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153 | return "Requested range was not delivered by the server";
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154 |
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155 | case CURLE_HTTP_POST_ERROR:
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156 | return "Internal problem setting up the POST";
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157 |
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158 | case CURLE_SSL_CONNECT_ERROR:
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159 | return "SSL connect error";
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160 |
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161 | case CURLE_BAD_DOWNLOAD_RESUME:
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162 | return "Couldn't resume download";
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163 |
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164 | case CURLE_FILE_COULDNT_READ_FILE:
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165 | return "Couldn't read a file:// file";
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166 |
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167 | case CURLE_LDAP_CANNOT_BIND:
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168 | return "LDAP: cannot bind";
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169 |
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170 | case CURLE_LDAP_SEARCH_FAILED:
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171 | return "LDAP: search failed";
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172 |
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173 | case CURLE_FUNCTION_NOT_FOUND:
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174 | return "A required function in the library was not found";
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175 |
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176 | case CURLE_ABORTED_BY_CALLBACK:
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177 | return "Operation was aborted by an application callback";
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178 |
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179 | case CURLE_BAD_FUNCTION_ARGUMENT:
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180 | return "A libcurl function was given a bad argument";
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181 |
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182 | case CURLE_INTERFACE_FAILED:
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183 | return "Failed binding local connection end";
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184 |
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185 | case CURLE_TOO_MANY_REDIRECTS :
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186 | return "Number of redirects hit maximum amount";
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187 |
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188 | case CURLE_UNKNOWN_OPTION:
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189 | return "An unknown option was passed in to libcurl";
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190 |
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191 | case CURLE_TELNET_OPTION_SYNTAX :
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192 | return "Malformed telnet option";
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193 |
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194 | case CURLE_PEER_FAILED_VERIFICATION:
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195 | return "SSL peer certificate or SSH remote key was not OK";
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196 |
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197 | case CURLE_GOT_NOTHING:
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198 | return "Server returned nothing (no headers, no data)";
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199 |
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200 | case CURLE_SSL_ENGINE_NOTFOUND:
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201 | return "SSL crypto engine not found";
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202 |
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203 | case CURLE_SSL_ENGINE_SETFAILED:
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204 | return "Can not set SSL crypto engine as default";
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205 |
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206 | case CURLE_SSL_ENGINE_INITFAILED:
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207 | return "Failed to initialise SSL crypto engine";
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208 |
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209 | case CURLE_SEND_ERROR:
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210 | return "Failed sending data to the peer";
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211 |
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212 | case CURLE_RECV_ERROR:
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213 | return "Failure when receiving data from the peer";
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214 |
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215 | case CURLE_SSL_CERTPROBLEM:
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216 | return "Problem with the local SSL certificate";
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217 |
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218 | case CURLE_SSL_CIPHER:
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219 | return "Couldn't use specified SSL cipher";
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220 |
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221 | case CURLE_SSL_CACERT:
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222 | return "Peer certificate cannot be authenticated with given CA "
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223 | "certificates";
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224 |
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225 | case CURLE_SSL_CACERT_BADFILE:
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226 | return "Problem with the SSL CA cert (path? access rights?)";
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227 |
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228 | case CURLE_BAD_CONTENT_ENCODING:
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229 | return "Unrecognized or bad HTTP Content or Transfer-Encoding";
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230 |
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231 | case CURLE_LDAP_INVALID_URL:
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232 | return "Invalid LDAP URL";
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233 |
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234 | case CURLE_FILESIZE_EXCEEDED:
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235 | return "Maximum file size exceeded";
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236 |
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237 | case CURLE_USE_SSL_FAILED:
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238 | return "Requested SSL level failed";
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239 |
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240 | case CURLE_SSL_SHUTDOWN_FAILED:
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241 | return "Failed to shut down the SSL connection";
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242 |
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243 | case CURLE_SSL_CRL_BADFILE:
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244 | return "Failed to load CRL file (path? access rights?, format?)";
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245 |
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246 | case CURLE_SSL_ISSUER_ERROR:
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247 | return "Issuer check against peer certificate failed";
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248 |
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249 | case CURLE_SEND_FAIL_REWIND:
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250 | return "Send failed since rewinding of the data stream failed";
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251 |
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252 | case CURLE_LOGIN_DENIED:
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253 | return "Login denied";
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254 |
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255 | case CURLE_TFTP_NOTFOUND:
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256 | return "TFTP: File Not Found";
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257 |
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258 | case CURLE_TFTP_PERM:
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259 | return "TFTP: Access Violation";
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260 |
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261 | case CURLE_REMOTE_DISK_FULL:
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262 | return "Disk full or allocation exceeded";
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263 |
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264 | case CURLE_TFTP_ILLEGAL:
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265 | return "TFTP: Illegal operation";
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266 |
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267 | case CURLE_TFTP_UNKNOWNID:
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268 | return "TFTP: Unknown transfer ID";
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269 |
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270 | case CURLE_REMOTE_FILE_EXISTS:
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271 | return "Remote file already exists";
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272 |
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273 | case CURLE_TFTP_NOSUCHUSER:
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274 | return "TFTP: No such user";
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275 |
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276 | case CURLE_CONV_FAILED:
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277 | return "Conversion failed";
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278 |
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279 | case CURLE_CONV_REQD:
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280 | return "Caller must register CURLOPT_CONV_ callback options";
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281 |
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282 | case CURLE_REMOTE_FILE_NOT_FOUND:
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283 | return "Remote file not found";
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284 |
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285 | case CURLE_SSH:
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286 | return "Error in the SSH layer";
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287 |
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288 | case CURLE_AGAIN:
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289 | return "Socket not ready for send/recv";
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290 |
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291 | case CURLE_RTSP_CSEQ_ERROR:
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292 | return "RTSP CSeq mismatch or invalid CSeq";
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293 |
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294 | case CURLE_RTSP_SESSION_ERROR:
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295 | return "RTSP session error";
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296 |
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297 | case CURLE_FTP_BAD_FILE_LIST:
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298 | return "Unable to parse FTP file list";
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299 |
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300 | case CURLE_CHUNK_FAILED:
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301 | return "Chunk callback failed";
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302 |
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303 | case CURLE_NO_CONNECTION_AVAILABLE:
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304 | return "The max connection limit is reached";
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305 |
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306 | case CURLE_SSL_PINNEDPUBKEYNOTMATCH:
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307 | return "SSL public key does not match pinned public key";
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308 |
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309 | case CURLE_SSL_INVALIDCERTSTATUS:
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310 | return "SSL server certificate status verification FAILED";
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311 |
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312 | case CURLE_HTTP2_STREAM:
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313 | return "Stream error in the HTTP/2 framing layer";
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314 |
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315 | /* error codes not used by current libcurl */
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316 | case CURLE_OBSOLETE20:
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317 | case CURLE_OBSOLETE24:
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318 | case CURLE_OBSOLETE29:
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319 | case CURLE_OBSOLETE32:
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320 | case CURLE_OBSOLETE40:
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321 | case CURLE_OBSOLETE44:
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322 | case CURLE_OBSOLETE46:
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323 | case CURLE_OBSOLETE50:
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324 | case CURLE_OBSOLETE57:
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325 | case CURL_LAST:
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326 | break;
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327 | }
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328 | /*
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329 | * By using a switch, gcc -Wall will complain about enum values
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330 | * which do not appear, helping keep this function up-to-date.
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331 | * By using gcc -Wall -Werror, you can't forget.
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332 | *
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333 | * A table would not have the same benefit. Most compilers will
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334 | * generate code very similar to a table in any case, so there
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335 | * is little performance gain from a table. And something is broken
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336 | * for the user's application, anyways, so does it matter how fast
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337 | * it _doesn't_ work?
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338 | *
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339 | * The line number for the error will be near this comment, which
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340 | * is why it is here, and not at the start of the switch.
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341 | */
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342 | return "Unknown error";
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343 | #else
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344 | if(!error)
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345 | return "No error";
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346 | else
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347 | return "Error";
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348 | #endif
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349 | }
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350 |
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351 | const char *
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352 | curl_multi_strerror(CURLMcode error)
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353 | {
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354 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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355 | switch(error) {
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356 | case CURLM_CALL_MULTI_PERFORM:
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357 | return "Please call curl_multi_perform() soon";
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358 |
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359 | case CURLM_OK:
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360 | return "No error";
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361 |
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362 | case CURLM_BAD_HANDLE:
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363 | return "Invalid multi handle";
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364 |
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365 | case CURLM_BAD_EASY_HANDLE:
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366 | return "Invalid easy handle";
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367 |
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368 | case CURLM_OUT_OF_MEMORY:
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369 | return "Out of memory";
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370 |
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371 | case CURLM_INTERNAL_ERROR:
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372 | return "Internal error";
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373 |
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374 | case CURLM_BAD_SOCKET:
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375 | return "Invalid socket argument";
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376 |
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377 | case CURLM_UNKNOWN_OPTION:
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378 | return "Unknown option";
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379 |
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380 | case CURLM_ADDED_ALREADY:
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381 | return "The easy handle is already added to a multi handle";
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382 |
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383 | case CURLM_LAST:
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384 | break;
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385 | }
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386 |
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387 | return "Unknown error";
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388 | #else
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389 | if(error == CURLM_OK)
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390 | return "No error";
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391 | else
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392 | return "Error";
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393 | #endif
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394 | }
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395 |
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396 | const char *
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397 | curl_share_strerror(CURLSHcode error)
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398 | {
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399 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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400 | switch(error) {
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401 | case CURLSHE_OK:
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402 | return "No error";
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403 |
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404 | case CURLSHE_BAD_OPTION:
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405 | return "Unknown share option";
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406 |
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407 | case CURLSHE_IN_USE:
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408 | return "Share currently in use";
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409 |
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410 | case CURLSHE_INVALID:
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411 | return "Invalid share handle";
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412 |
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413 | case CURLSHE_NOMEM:
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414 | return "Out of memory";
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415 |
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416 | case CURLSHE_NOT_BUILT_IN:
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417 | return "Feature not enabled in this library";
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418 |
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419 | case CURLSHE_LAST:
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420 | break;
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421 | }
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422 |
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423 | return "CURLSHcode unknown";
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424 | #else
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425 | if(error == CURLSHE_OK)
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426 | return "No error";
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427 | else
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428 | return "Error";
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429 | #endif
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430 | }
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431 |
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432 | #ifdef USE_WINSOCK
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433 |
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434 | /* This function handles most / all (?) Winsock errors curl is able to produce.
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435 | */
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436 | static const char *
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437 | get_winsock_error (int err, char *buf, size_t len)
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438 | {
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439 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
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440 | DWORD old_win_err = GetLastError();
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441 | #endif
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442 | int old_errno = errno;
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443 | const char *p;
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444 |
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445 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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446 | switch(err) {
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447 | case WSAEINTR:
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448 | p = "Call interrupted";
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449 | break;
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450 | case WSAEBADF:
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451 | p = "Bad file";
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452 | break;
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453 | case WSAEACCES:
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454 | p = "Bad access";
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455 | break;
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456 | case WSAEFAULT:
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457 | p = "Bad argument";
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458 | break;
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459 | case WSAEINVAL:
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460 | p = "Invalid arguments";
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461 | break;
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462 | case WSAEMFILE:
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463 | p = "Out of file descriptors";
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464 | break;
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465 | case WSAEWOULDBLOCK:
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466 | p = "Call would block";
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467 | break;
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468 | case WSAEINPROGRESS:
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469 | case WSAEALREADY:
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470 | p = "Blocking call in progress";
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471 | break;
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472 | case WSAENOTSOCK:
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473 | p = "Descriptor is not a socket";
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474 | break;
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475 | case WSAEDESTADDRREQ:
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476 | p = "Need destination address";
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477 | break;
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478 | case WSAEMSGSIZE:
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479 | p = "Bad message size";
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480 | break;
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481 | case WSAEPROTOTYPE:
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482 | p = "Bad protocol";
|
---|
483 | break;
|
---|
484 | case WSAENOPROTOOPT:
|
---|
485 | p = "Protocol option is unsupported";
|
---|
486 | break;
|
---|
487 | case WSAEPROTONOSUPPORT:
|
---|
488 | p = "Protocol is unsupported";
|
---|
489 | break;
|
---|
490 | case WSAESOCKTNOSUPPORT:
|
---|
491 | p = "Socket is unsupported";
|
---|
492 | break;
|
---|
493 | case WSAEOPNOTSUPP:
|
---|
494 | p = "Operation not supported";
|
---|
495 | break;
|
---|
496 | case WSAEAFNOSUPPORT:
|
---|
497 | p = "Address family not supported";
|
---|
498 | break;
|
---|
499 | case WSAEPFNOSUPPORT:
|
---|
500 | p = "Protocol family not supported";
|
---|
501 | break;
|
---|
502 | case WSAEADDRINUSE:
|
---|
503 | p = "Address already in use";
|
---|
504 | break;
|
---|
505 | case WSAEADDRNOTAVAIL:
|
---|
506 | p = "Address not available";
|
---|
507 | break;
|
---|
508 | case WSAENETDOWN:
|
---|
509 | p = "Network down";
|
---|
510 | break;
|
---|
511 | case WSAENETUNREACH:
|
---|
512 | p = "Network unreachable";
|
---|
513 | break;
|
---|
514 | case WSAENETRESET:
|
---|
515 | p = "Network has been reset";
|
---|
516 | break;
|
---|
517 | case WSAECONNABORTED:
|
---|
518 | p = "Connection was aborted";
|
---|
519 | break;
|
---|
520 | case WSAECONNRESET:
|
---|
521 | p = "Connection was reset";
|
---|
522 | break;
|
---|
523 | case WSAENOBUFS:
|
---|
524 | p = "No buffer space";
|
---|
525 | break;
|
---|
526 | case WSAEISCONN:
|
---|
527 | p = "Socket is already connected";
|
---|
528 | break;
|
---|
529 | case WSAENOTCONN:
|
---|
530 | p = "Socket is not connected";
|
---|
531 | break;
|
---|
532 | case WSAESHUTDOWN:
|
---|
533 | p = "Socket has been shut down";
|
---|
534 | break;
|
---|
535 | case WSAETOOMANYREFS:
|
---|
536 | p = "Too many references";
|
---|
537 | break;
|
---|
538 | case WSAETIMEDOUT:
|
---|
539 | p = "Timed out";
|
---|
540 | break;
|
---|
541 | case WSAECONNREFUSED:
|
---|
542 | p = "Connection refused";
|
---|
543 | break;
|
---|
544 | case WSAELOOP:
|
---|
545 | p = "Loop??";
|
---|
546 | break;
|
---|
547 | case WSAENAMETOOLONG:
|
---|
548 | p = "Name too long";
|
---|
549 | break;
|
---|
550 | case WSAEHOSTDOWN:
|
---|
551 | p = "Host down";
|
---|
552 | break;
|
---|
553 | case WSAEHOSTUNREACH:
|
---|
554 | p = "Host unreachable";
|
---|
555 | break;
|
---|
556 | case WSAENOTEMPTY:
|
---|
557 | p = "Not empty";
|
---|
558 | break;
|
---|
559 | case WSAEPROCLIM:
|
---|
560 | p = "Process limit reached";
|
---|
561 | break;
|
---|
562 | case WSAEUSERS:
|
---|
563 | p = "Too many users";
|
---|
564 | break;
|
---|
565 | case WSAEDQUOT:
|
---|
566 | p = "Bad quota";
|
---|
567 | break;
|
---|
568 | case WSAESTALE:
|
---|
569 | p = "Something is stale";
|
---|
570 | break;
|
---|
571 | case WSAEREMOTE:
|
---|
572 | p = "Remote error";
|
---|
573 | break;
|
---|
574 | #ifdef WSAEDISCON /* missing in SalfordC! */
|
---|
575 | case WSAEDISCON:
|
---|
576 | p = "Disconnected";
|
---|
577 | break;
|
---|
578 | #endif
|
---|
579 | /* Extended Winsock errors */
|
---|
580 | case WSASYSNOTREADY:
|
---|
581 | p = "Winsock library is not ready";
|
---|
582 | break;
|
---|
583 | case WSANOTINITIALISED:
|
---|
584 | p = "Winsock library not initialised";
|
---|
585 | break;
|
---|
586 | case WSAVERNOTSUPPORTED:
|
---|
587 | p = "Winsock version not supported";
|
---|
588 | break;
|
---|
589 |
|
---|
590 | /* getXbyY() errors (already handled in herrmsg):
|
---|
591 | * Authoritative Answer: Host not found */
|
---|
592 | case WSAHOST_NOT_FOUND:
|
---|
593 | p = "Host not found";
|
---|
594 | break;
|
---|
595 |
|
---|
596 | /* Non-Authoritative: Host not found, or SERVERFAIL */
|
---|
597 | case WSATRY_AGAIN:
|
---|
598 | p = "Host not found, try again";
|
---|
599 | break;
|
---|
600 |
|
---|
601 | /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
|
---|
602 | case WSANO_RECOVERY:
|
---|
603 | p = "Unrecoverable error in call to nameserver";
|
---|
604 | break;
|
---|
605 |
|
---|
606 | /* Valid name, no data record of requested type */
|
---|
607 | case WSANO_DATA:
|
---|
608 | p = "No data record of requested type";
|
---|
609 | break;
|
---|
610 |
|
---|
611 | default:
|
---|
612 | return NULL;
|
---|
613 | }
|
---|
614 | #else
|
---|
615 | if(!err)
|
---|
616 | return NULL;
|
---|
617 | else
|
---|
618 | p = "error";
|
---|
619 | #endif
|
---|
620 | strncpy(buf, p, len);
|
---|
621 | buf [len-1] = '\0';
|
---|
622 |
|
---|
623 | if(errno != old_errno)
|
---|
624 | errno = old_errno;
|
---|
625 |
|
---|
626 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
|
---|
627 | if(old_win_err != GetLastError())
|
---|
628 | SetLastError(old_win_err);
|
---|
629 | #endif
|
---|
630 |
|
---|
631 | return buf;
|
---|
632 | }
|
---|
633 | #endif /* USE_WINSOCK */
|
---|
634 |
|
---|
635 | /*
|
---|
636 | * Our thread-safe and smart strerror() replacement.
|
---|
637 | *
|
---|
638 | * The 'err' argument passed in to this function MUST be a true errno number
|
---|
639 | * as reported on this system. We do no range checking on the number before
|
---|
640 | * we pass it to the "number-to-message" conversion function and there might
|
---|
641 | * be systems that don't do proper range checking in there themselves.
|
---|
642 | *
|
---|
643 | * We don't do range checking (on systems other than Windows) since there is
|
---|
644 | * no good reliable and portable way to do it.
|
---|
645 | */
|
---|
646 | const char *Curl_strerror(struct connectdata *conn, int err)
|
---|
647 | {
|
---|
648 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
|
---|
649 | DWORD old_win_err = GetLastError();
|
---|
650 | #endif
|
---|
651 | int old_errno = errno;
|
---|
652 | char *buf, *p;
|
---|
653 | size_t max;
|
---|
654 |
|
---|
655 | DEBUGASSERT(conn);
|
---|
656 | DEBUGASSERT(err >= 0);
|
---|
657 |
|
---|
658 | buf = conn->syserr_buf;
|
---|
659 | max = sizeof(conn->syserr_buf)-1;
|
---|
660 | *buf = '\0';
|
---|
661 |
|
---|
662 | #ifdef USE_WINSOCK
|
---|
663 |
|
---|
664 | #ifdef _WIN32_WCE
|
---|
665 | {
|
---|
666 | wchar_t wbuf[256];
|
---|
667 | wbuf[0] = L'\0';
|
---|
668 |
|
---|
669 | FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
|
---|
670 | LANG_NEUTRAL, wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL);
|
---|
671 | wcstombs(buf, wbuf, max);
|
---|
672 | }
|
---|
673 | #else
|
---|
674 | /* 'sys_nerr' is the maximum errno number, it is not widely portable */
|
---|
675 | if(err >= 0 && err < sys_nerr)
|
---|
676 | strncpy(buf, strerror(err), max);
|
---|
677 | else {
|
---|
678 | if(!get_winsock_error(err, buf, max) &&
|
---|
679 | !FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
|
---|
680 | LANG_NEUTRAL, buf, (DWORD)max, NULL))
|
---|
681 | snprintf(buf, max, "Unknown error %d (%#x)", err, err);
|
---|
682 | }
|
---|
683 | #endif
|
---|
684 |
|
---|
685 | #else /* not USE_WINSOCK coming up */
|
---|
686 |
|
---|
687 | #if defined(HAVE_STRERROR_R) && defined(HAVE_POSIX_STRERROR_R)
|
---|
688 | /*
|
---|
689 | * The POSIX-style strerror_r() may set errno to ERANGE if insufficient
|
---|
690 | * storage is supplied via 'strerrbuf' and 'buflen' to hold the generated
|
---|
691 | * message string, or EINVAL if 'errnum' is not a valid error number.
|
---|
692 | */
|
---|
693 | if(0 != strerror_r(err, buf, max)) {
|
---|
694 | if('\0' == buf[0])
|
---|
695 | snprintf(buf, max, "Unknown error %d", err);
|
---|
696 | }
|
---|
697 | #elif defined(HAVE_STRERROR_R) && defined(HAVE_GLIBC_STRERROR_R)
|
---|
698 | /*
|
---|
699 | * The glibc-style strerror_r() only *might* use the buffer we pass to
|
---|
700 | * the function, but it always returns the error message as a pointer,
|
---|
701 | * so we must copy that string unconditionally (if non-NULL).
|
---|
702 | */
|
---|
703 | {
|
---|
704 | char buffer[256];
|
---|
705 | char *msg = strerror_r(err, buffer, sizeof(buffer));
|
---|
706 | if(msg)
|
---|
707 | strncpy(buf, msg, max);
|
---|
708 | else
|
---|
709 | snprintf(buf, max, "Unknown error %d", err);
|
---|
710 | }
|
---|
711 | #elif defined(HAVE_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)
|
---|
712 | /*
|
---|
713 | * The vxworks-style strerror_r() does use the buffer we pass to the function.
|
---|
714 | * The buffer size should be at least NAME_MAX (256)
|
---|
715 | */
|
---|
716 | {
|
---|
717 | char buffer[256];
|
---|
718 | if(OK == strerror_r(err, buffer))
|
---|
719 | strncpy(buf, buffer, max);
|
---|
720 | else
|
---|
721 | snprintf(buf, max, "Unknown error %d", err);
|
---|
722 | }
|
---|
723 | #else
|
---|
724 | {
|
---|
725 | char *msg = strerror(err);
|
---|
726 | if(msg)
|
---|
727 | strncpy(buf, msg, max);
|
---|
728 | else
|
---|
729 | snprintf(buf, max, "Unknown error %d", err);
|
---|
730 | }
|
---|
731 | #endif
|
---|
732 |
|
---|
733 | #endif /* end of ! USE_WINSOCK */
|
---|
734 |
|
---|
735 | buf[max] = '\0'; /* make sure the string is zero terminated */
|
---|
736 |
|
---|
737 | /* strip trailing '\r\n' or '\n'. */
|
---|
738 | p = strrchr(buf, '\n');
|
---|
739 | if(p && (p - buf) >= 2)
|
---|
740 | *p = '\0';
|
---|
741 | p = strrchr(buf, '\r');
|
---|
742 | if(p && (p - buf) >= 1)
|
---|
743 | *p = '\0';
|
---|
744 |
|
---|
745 | if(errno != old_errno)
|
---|
746 | errno = old_errno;
|
---|
747 |
|
---|
748 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
|
---|
749 | if(old_win_err != GetLastError())
|
---|
750 | SetLastError(old_win_err);
|
---|
751 | #endif
|
---|
752 |
|
---|
753 | return buf;
|
---|
754 | }
|
---|
755 |
|
---|
756 | #ifdef USE_WINDOWS_SSPI
|
---|
757 | const char *Curl_sspi_strerror (struct connectdata *conn, int err)
|
---|
758 | {
|
---|
759 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
|
---|
760 | DWORD old_win_err = GetLastError();
|
---|
761 | #endif
|
---|
762 | int old_errno = errno;
|
---|
763 | const char *txt;
|
---|
764 | char *outbuf;
|
---|
765 | size_t outmax;
|
---|
766 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
---|
767 | char txtbuf[80];
|
---|
768 | char msgbuf[sizeof(conn->syserr_buf)];
|
---|
769 | char *p, *str, *msg = NULL;
|
---|
770 | bool msg_formatted = FALSE;
|
---|
771 | #endif
|
---|
772 |
|
---|
773 | DEBUGASSERT(conn);
|
---|
774 |
|
---|
775 | outbuf = conn->syserr_buf;
|
---|
776 | outmax = sizeof(conn->syserr_buf)-1;
|
---|
777 | *outbuf = '\0';
|
---|
778 |
|
---|
779 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
---|
780 |
|
---|
781 | switch(err) {
|
---|
782 | case SEC_E_OK:
|
---|
783 | txt = "No error";
|
---|
784 | break;
|
---|
785 | case CRYPT_E_REVOKED:
|
---|
786 | txt = "CRYPT_E_REVOKED";
|
---|
787 | break;
|
---|
788 | case SEC_E_ALGORITHM_MISMATCH:
|
---|
789 | txt = "SEC_E_ALGORITHM_MISMATCH";
|
---|
790 | break;
|
---|
791 | case SEC_E_BAD_BINDINGS:
|
---|
792 | txt = "SEC_E_BAD_BINDINGS";
|
---|
793 | break;
|
---|
794 | case SEC_E_BAD_PKGID:
|
---|
795 | txt = "SEC_E_BAD_PKGID";
|
---|
796 | break;
|
---|
797 | case SEC_E_BUFFER_TOO_SMALL:
|
---|
798 | txt = "SEC_E_BUFFER_TOO_SMALL";
|
---|
799 | break;
|
---|
800 | case SEC_E_CANNOT_INSTALL:
|
---|
801 | txt = "SEC_E_CANNOT_INSTALL";
|
---|
802 | break;
|
---|
803 | case SEC_E_CANNOT_PACK:
|
---|
804 | txt = "SEC_E_CANNOT_PACK";
|
---|
805 | break;
|
---|
806 | case SEC_E_CERT_EXPIRED:
|
---|
807 | txt = "SEC_E_CERT_EXPIRED";
|
---|
808 | break;
|
---|
809 | case SEC_E_CERT_UNKNOWN:
|
---|
810 | txt = "SEC_E_CERT_UNKNOWN";
|
---|
811 | break;
|
---|
812 | case SEC_E_CERT_WRONG_USAGE:
|
---|
813 | txt = "SEC_E_CERT_WRONG_USAGE";
|
---|
814 | break;
|
---|
815 | case SEC_E_CONTEXT_EXPIRED:
|
---|
816 | txt = "SEC_E_CONTEXT_EXPIRED";
|
---|
817 | break;
|
---|
818 | case SEC_E_CROSSREALM_DELEGATION_FAILURE:
|
---|
819 | txt = "SEC_E_CROSSREALM_DELEGATION_FAILURE";
|
---|
820 | break;
|
---|
821 | case SEC_E_CRYPTO_SYSTEM_INVALID:
|
---|
822 | txt = "SEC_E_CRYPTO_SYSTEM_INVALID";
|
---|
823 | break;
|
---|
824 | case SEC_E_DECRYPT_FAILURE:
|
---|
825 | txt = "SEC_E_DECRYPT_FAILURE";
|
---|
826 | break;
|
---|
827 | case SEC_E_DELEGATION_POLICY:
|
---|
828 | txt = "SEC_E_DELEGATION_POLICY";
|
---|
829 | break;
|
---|
830 | case SEC_E_DELEGATION_REQUIRED:
|
---|
831 | txt = "SEC_E_DELEGATION_REQUIRED";
|
---|
832 | break;
|
---|
833 | case SEC_E_DOWNGRADE_DETECTED:
|
---|
834 | txt = "SEC_E_DOWNGRADE_DETECTED";
|
---|
835 | break;
|
---|
836 | case SEC_E_ENCRYPT_FAILURE:
|
---|
837 | txt = "SEC_E_ENCRYPT_FAILURE";
|
---|
838 | break;
|
---|
839 | case SEC_E_ILLEGAL_MESSAGE:
|
---|
840 | txt = "SEC_E_ILLEGAL_MESSAGE";
|
---|
841 | break;
|
---|
842 | case SEC_E_INCOMPLETE_CREDENTIALS:
|
---|
843 | txt = "SEC_E_INCOMPLETE_CREDENTIALS";
|
---|
844 | break;
|
---|
845 | case SEC_E_INCOMPLETE_MESSAGE:
|
---|
846 | txt = "SEC_E_INCOMPLETE_MESSAGE";
|
---|
847 | break;
|
---|
848 | case SEC_E_INSUFFICIENT_MEMORY:
|
---|
849 | txt = "SEC_E_INSUFFICIENT_MEMORY";
|
---|
850 | break;
|
---|
851 | case SEC_E_INTERNAL_ERROR:
|
---|
852 | txt = "SEC_E_INTERNAL_ERROR";
|
---|
853 | break;
|
---|
854 | case SEC_E_INVALID_HANDLE:
|
---|
855 | txt = "SEC_E_INVALID_HANDLE";
|
---|
856 | break;
|
---|
857 | case SEC_E_INVALID_PARAMETER:
|
---|
858 | txt = "SEC_E_INVALID_PARAMETER";
|
---|
859 | break;
|
---|
860 | case SEC_E_INVALID_TOKEN:
|
---|
861 | txt = "SEC_E_INVALID_TOKEN";
|
---|
862 | break;
|
---|
863 | case SEC_E_ISSUING_CA_UNTRUSTED:
|
---|
864 | txt = "SEC_E_ISSUING_CA_UNTRUSTED";
|
---|
865 | break;
|
---|
866 | case SEC_E_ISSUING_CA_UNTRUSTED_KDC:
|
---|
867 | txt = "SEC_E_ISSUING_CA_UNTRUSTED_KDC";
|
---|
868 | break;
|
---|
869 | case SEC_E_KDC_CERT_EXPIRED:
|
---|
870 | txt = "SEC_E_KDC_CERT_EXPIRED";
|
---|
871 | break;
|
---|
872 | case SEC_E_KDC_CERT_REVOKED:
|
---|
873 | txt = "SEC_E_KDC_CERT_REVOKED";
|
---|
874 | break;
|
---|
875 | case SEC_E_KDC_INVALID_REQUEST:
|
---|
876 | txt = "SEC_E_KDC_INVALID_REQUEST";
|
---|
877 | break;
|
---|
878 | case SEC_E_KDC_UNABLE_TO_REFER:
|
---|
879 | txt = "SEC_E_KDC_UNABLE_TO_REFER";
|
---|
880 | break;
|
---|
881 | case SEC_E_KDC_UNKNOWN_ETYPE:
|
---|
882 | txt = "SEC_E_KDC_UNKNOWN_ETYPE";
|
---|
883 | break;
|
---|
884 | case SEC_E_LOGON_DENIED:
|
---|
885 | txt = "SEC_E_LOGON_DENIED";
|
---|
886 | break;
|
---|
887 | case SEC_E_MAX_REFERRALS_EXCEEDED:
|
---|
888 | txt = "SEC_E_MAX_REFERRALS_EXCEEDED";
|
---|
889 | break;
|
---|
890 | case SEC_E_MESSAGE_ALTERED:
|
---|
891 | txt = "SEC_E_MESSAGE_ALTERED";
|
---|
892 | break;
|
---|
893 | case SEC_E_MULTIPLE_ACCOUNTS:
|
---|
894 | txt = "SEC_E_MULTIPLE_ACCOUNTS";
|
---|
895 | break;
|
---|
896 | case SEC_E_MUST_BE_KDC:
|
---|
897 | txt = "SEC_E_MUST_BE_KDC";
|
---|
898 | break;
|
---|
899 | case SEC_E_NOT_OWNER:
|
---|
900 | txt = "SEC_E_NOT_OWNER";
|
---|
901 | break;
|
---|
902 | case SEC_E_NO_AUTHENTICATING_AUTHORITY:
|
---|
903 | txt = "SEC_E_NO_AUTHENTICATING_AUTHORITY";
|
---|
904 | break;
|
---|
905 | case SEC_E_NO_CREDENTIALS:
|
---|
906 | txt = "SEC_E_NO_CREDENTIALS";
|
---|
907 | break;
|
---|
908 | case SEC_E_NO_IMPERSONATION:
|
---|
909 | txt = "SEC_E_NO_IMPERSONATION";
|
---|
910 | break;
|
---|
911 | case SEC_E_NO_IP_ADDRESSES:
|
---|
912 | txt = "SEC_E_NO_IP_ADDRESSES";
|
---|
913 | break;
|
---|
914 | case SEC_E_NO_KERB_KEY:
|
---|
915 | txt = "SEC_E_NO_KERB_KEY";
|
---|
916 | break;
|
---|
917 | case SEC_E_NO_PA_DATA:
|
---|
918 | txt = "SEC_E_NO_PA_DATA";
|
---|
919 | break;
|
---|
920 | case SEC_E_NO_S4U_PROT_SUPPORT:
|
---|
921 | txt = "SEC_E_NO_S4U_PROT_SUPPORT";
|
---|
922 | break;
|
---|
923 | case SEC_E_NO_TGT_REPLY:
|
---|
924 | txt = "SEC_E_NO_TGT_REPLY";
|
---|
925 | break;
|
---|
926 | case SEC_E_OUT_OF_SEQUENCE:
|
---|
927 | txt = "SEC_E_OUT_OF_SEQUENCE";
|
---|
928 | break;
|
---|
929 | case SEC_E_PKINIT_CLIENT_FAILURE:
|
---|
930 | txt = "SEC_E_PKINIT_CLIENT_FAILURE";
|
---|
931 | break;
|
---|
932 | case SEC_E_PKINIT_NAME_MISMATCH:
|
---|
933 | txt = "SEC_E_PKINIT_NAME_MISMATCH";
|
---|
934 | break;
|
---|
935 | case SEC_E_POLICY_NLTM_ONLY:
|
---|
936 | txt = "SEC_E_POLICY_NLTM_ONLY";
|
---|
937 | break;
|
---|
938 | case SEC_E_QOP_NOT_SUPPORTED:
|
---|
939 | txt = "SEC_E_QOP_NOT_SUPPORTED";
|
---|
940 | break;
|
---|
941 | case SEC_E_REVOCATION_OFFLINE_C:
|
---|
942 | txt = "SEC_E_REVOCATION_OFFLINE_C";
|
---|
943 | break;
|
---|
944 | case SEC_E_REVOCATION_OFFLINE_KDC:
|
---|
945 | txt = "SEC_E_REVOCATION_OFFLINE_KDC";
|
---|
946 | break;
|
---|
947 | case SEC_E_SECPKG_NOT_FOUND:
|
---|
948 | txt = "SEC_E_SECPKG_NOT_FOUND";
|
---|
949 | break;
|
---|
950 | case SEC_E_SECURITY_QOS_FAILED:
|
---|
951 | txt = "SEC_E_SECURITY_QOS_FAILED";
|
---|
952 | break;
|
---|
953 | case SEC_E_SHUTDOWN_IN_PROGRESS:
|
---|
954 | txt = "SEC_E_SHUTDOWN_IN_PROGRESS";
|
---|
955 | break;
|
---|
956 | case SEC_E_SMARTCARD_CERT_EXPIRED:
|
---|
957 | txt = "SEC_E_SMARTCARD_CERT_EXPIRED";
|
---|
958 | break;
|
---|
959 | case SEC_E_SMARTCARD_CERT_REVOKED:
|
---|
960 | txt = "SEC_E_SMARTCARD_CERT_REVOKED";
|
---|
961 | break;
|
---|
962 | case SEC_E_SMARTCARD_LOGON_REQUIRED:
|
---|
963 | txt = "SEC_E_SMARTCARD_LOGON_REQUIRED";
|
---|
964 | break;
|
---|
965 | case SEC_E_STRONG_CRYPTO_NOT_SUPPORTED:
|
---|
966 | txt = "SEC_E_STRONG_CRYPTO_NOT_SUPPORTED";
|
---|
967 | break;
|
---|
968 | case SEC_E_TARGET_UNKNOWN:
|
---|
969 | txt = "SEC_E_TARGET_UNKNOWN";
|
---|
970 | break;
|
---|
971 | case SEC_E_TIME_SKEW:
|
---|
972 | txt = "SEC_E_TIME_SKEW";
|
---|
973 | break;
|
---|
974 | case SEC_E_TOO_MANY_PRINCIPALS:
|
---|
975 | txt = "SEC_E_TOO_MANY_PRINCIPALS";
|
---|
976 | break;
|
---|
977 | case SEC_E_UNFINISHED_CONTEXT_DELETED:
|
---|
978 | txt = "SEC_E_UNFINISHED_CONTEXT_DELETED";
|
---|
979 | break;
|
---|
980 | case SEC_E_UNKNOWN_CREDENTIALS:
|
---|
981 | txt = "SEC_E_UNKNOWN_CREDENTIALS";
|
---|
982 | break;
|
---|
983 | case SEC_E_UNSUPPORTED_FUNCTION:
|
---|
984 | txt = "SEC_E_UNSUPPORTED_FUNCTION";
|
---|
985 | break;
|
---|
986 | case SEC_E_UNSUPPORTED_PREAUTH:
|
---|
987 | txt = "SEC_E_UNSUPPORTED_PREAUTH";
|
---|
988 | break;
|
---|
989 | case SEC_E_UNTRUSTED_ROOT:
|
---|
990 | txt = "SEC_E_UNTRUSTED_ROOT";
|
---|
991 | break;
|
---|
992 | case SEC_E_WRONG_CREDENTIAL_HANDLE:
|
---|
993 | txt = "SEC_E_WRONG_CREDENTIAL_HANDLE";
|
---|
994 | break;
|
---|
995 | case SEC_E_WRONG_PRINCIPAL:
|
---|
996 | txt = "SEC_E_WRONG_PRINCIPAL";
|
---|
997 | break;
|
---|
998 | case SEC_I_COMPLETE_AND_CONTINUE:
|
---|
999 | txt = "SEC_I_COMPLETE_AND_CONTINUE";
|
---|
1000 | break;
|
---|
1001 | case SEC_I_COMPLETE_NEEDED:
|
---|
1002 | txt = "SEC_I_COMPLETE_NEEDED";
|
---|
1003 | break;
|
---|
1004 | case SEC_I_CONTEXT_EXPIRED:
|
---|
1005 | txt = "SEC_I_CONTEXT_EXPIRED";
|
---|
1006 | break;
|
---|
1007 | case SEC_I_CONTINUE_NEEDED:
|
---|
1008 | txt = "SEC_I_CONTINUE_NEEDED";
|
---|
1009 | break;
|
---|
1010 | case SEC_I_INCOMPLETE_CREDENTIALS:
|
---|
1011 | txt = "SEC_I_INCOMPLETE_CREDENTIALS";
|
---|
1012 | break;
|
---|
1013 | case SEC_I_LOCAL_LOGON:
|
---|
1014 | txt = "SEC_I_LOCAL_LOGON";
|
---|
1015 | break;
|
---|
1016 | case SEC_I_NO_LSA_CONTEXT:
|
---|
1017 | txt = "SEC_I_NO_LSA_CONTEXT";
|
---|
1018 | break;
|
---|
1019 | case SEC_I_RENEGOTIATE:
|
---|
1020 | txt = "SEC_I_RENEGOTIATE";
|
---|
1021 | break;
|
---|
1022 | case SEC_I_SIGNATURE_NEEDED:
|
---|
1023 | txt = "SEC_I_SIGNATURE_NEEDED";
|
---|
1024 | break;
|
---|
1025 | default:
|
---|
1026 | txt = "Unknown error";
|
---|
1027 | }
|
---|
1028 |
|
---|
1029 | if(err == SEC_E_OK)
|
---|
1030 | strncpy(outbuf, txt, outmax);
|
---|
1031 | else if(err == SEC_E_ILLEGAL_MESSAGE)
|
---|
1032 | snprintf(outbuf, outmax,
|
---|
1033 | "SEC_E_ILLEGAL_MESSAGE (0x%08X) - This error usually occurs "
|
---|
1034 | "when a fatal SSL/TLS alert is received (e.g. handshake failed). "
|
---|
1035 | "More detail may be available in the Windows System event log.",
|
---|
1036 | err);
|
---|
1037 | else {
|
---|
1038 | str = txtbuf;
|
---|
1039 | snprintf(txtbuf, sizeof(txtbuf), "%s (0x%08X)", txt, err);
|
---|
1040 | txtbuf[sizeof(txtbuf)-1] = '\0';
|
---|
1041 |
|
---|
1042 | #ifdef _WIN32_WCE
|
---|
1043 | {
|
---|
1044 | wchar_t wbuf[256];
|
---|
1045 | wbuf[0] = L'\0';
|
---|
1046 |
|
---|
1047 | if(FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
|
---|
1048 | FORMAT_MESSAGE_IGNORE_INSERTS,
|
---|
1049 | NULL, err, LANG_NEUTRAL,
|
---|
1050 | wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL)) {
|
---|
1051 | wcstombs(msgbuf, wbuf, sizeof(msgbuf)-1);
|
---|
1052 | msg_formatted = TRUE;
|
---|
1053 | }
|
---|
1054 | }
|
---|
1055 | #else
|
---|
1056 | if(FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
|
---|
1057 | FORMAT_MESSAGE_IGNORE_INSERTS,
|
---|
1058 | NULL, err, LANG_NEUTRAL,
|
---|
1059 | msgbuf, sizeof(msgbuf)-1, NULL)) {
|
---|
1060 | msg_formatted = TRUE;
|
---|
1061 | }
|
---|
1062 | #endif
|
---|
1063 | if(msg_formatted) {
|
---|
1064 | msgbuf[sizeof(msgbuf)-1] = '\0';
|
---|
1065 | /* strip trailing '\r\n' or '\n' */
|
---|
1066 | p = strrchr(msgbuf, '\n');
|
---|
1067 | if(p && (p - msgbuf) >= 2)
|
---|
1068 | *p = '\0';
|
---|
1069 | p = strrchr(msgbuf, '\r');
|
---|
1070 | if(p && (p - msgbuf) >= 1)
|
---|
1071 | *p = '\0';
|
---|
1072 | msg = msgbuf;
|
---|
1073 | }
|
---|
1074 | if(msg)
|
---|
1075 | snprintf(outbuf, outmax, "%s - %s", str, msg);
|
---|
1076 | else
|
---|
1077 | strncpy(outbuf, str, outmax);
|
---|
1078 | }
|
---|
1079 |
|
---|
1080 | #else
|
---|
1081 |
|
---|
1082 | if(err == SEC_E_OK)
|
---|
1083 | txt = "No error";
|
---|
1084 | else
|
---|
1085 | txt = "Error";
|
---|
1086 |
|
---|
1087 | strncpy(outbuf, txt, outmax);
|
---|
1088 |
|
---|
1089 | #endif
|
---|
1090 |
|
---|
1091 | outbuf[outmax] = '\0';
|
---|
1092 |
|
---|
1093 | if(errno != old_errno)
|
---|
1094 | errno = old_errno;
|
---|
1095 |
|
---|
1096 | #ifdef PRESERVE_WINDOWS_ERROR_CODE
|
---|
1097 | if(old_win_err != GetLastError())
|
---|
1098 | SetLastError(old_win_err);
|
---|
1099 | #endif
|
---|
1100 |
|
---|
1101 | return outbuf;
|
---|
1102 | }
|
---|
1103 | #endif /* USE_WINDOWS_SSPI */
|
---|