[164] | 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 - 2015, 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_LIBIDN
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| 39 | #include <idna.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 | #include "curl_printf.h"
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| 48 | #include "curl_memory.h"
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| 49 | /* The last #include file should be: */
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| 50 | #include "memdebug.h"
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| 51 |
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| 52 | const char *
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| 53 | curl_easy_strerror(CURLcode error)
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| 54 | {
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| 55 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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| 56 | switch (error) {
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| 57 | case CURLE_OK:
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| 58 | return "No error";
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| 59 |
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| 60 | case CURLE_UNSUPPORTED_PROTOCOL:
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| 61 | return "Unsupported protocol";
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| 62 |
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| 63 | case CURLE_FAILED_INIT:
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| 64 | return "Failed initialization";
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| 65 |
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| 66 | case CURLE_URL_MALFORMAT:
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| 67 | return "URL using bad/illegal format or missing URL";
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| 68 |
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| 69 | case CURLE_NOT_BUILT_IN:
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| 70 | return "A requested feature, protocol or option was not found built-in in"
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| 71 | " this libcurl due to a build-time decision.";
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| 72 |
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| 73 | case CURLE_COULDNT_RESOLVE_PROXY:
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| 74 | return "Couldn't resolve proxy name";
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| 75 |
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| 76 | case CURLE_COULDNT_RESOLVE_HOST:
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| 77 | return "Couldn't resolve host name";
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| 78 |
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| 79 | case CURLE_COULDNT_CONNECT:
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| 80 | return "Couldn't connect to server";
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| 81 |
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| 82 | case CURLE_FTP_WEIRD_SERVER_REPLY:
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| 83 | return "FTP: weird server reply";
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| 84 |
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| 85 | case CURLE_REMOTE_ACCESS_DENIED:
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| 86 | return "Access denied to remote resource";
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| 87 |
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| 88 | case CURLE_FTP_ACCEPT_FAILED:
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| 89 | return "FTP: The server failed to connect to data port";
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| 90 |
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| 91 | case CURLE_FTP_ACCEPT_TIMEOUT:
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| 92 | return "FTP: Accepting server connect has timed out";
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| 93 |
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| 94 | case CURLE_FTP_PRET_FAILED:
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| 95 | return "FTP: The server did not accept the PRET command.";
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| 96 |
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| 97 | case CURLE_FTP_WEIRD_PASS_REPLY:
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| 98 | return "FTP: unknown PASS reply";
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| 99 |
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| 100 | case CURLE_FTP_WEIRD_PASV_REPLY:
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| 101 | return "FTP: unknown PASV reply";
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| 102 |
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| 103 | case CURLE_FTP_WEIRD_227_FORMAT:
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| 104 | return "FTP: unknown 227 response format";
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| 105 |
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| 106 | case CURLE_FTP_CANT_GET_HOST:
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| 107 | return "FTP: can't figure out the host in the PASV response";
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| 108 |
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| 109 | case CURLE_HTTP2:
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| 110 | return "Error in the HTTP2 framing layer";
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| 111 |
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| 112 | case CURLE_FTP_COULDNT_SET_TYPE:
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| 113 | return "FTP: couldn't set file type";
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| 114 |
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| 115 | case CURLE_PARTIAL_FILE:
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| 116 | return "Transferred a partial file";
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| 117 |
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| 118 | case CURLE_FTP_COULDNT_RETR_FILE:
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| 119 | return "FTP: couldn't retrieve (RETR failed) the specified file";
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| 120 |
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| 121 | case CURLE_QUOTE_ERROR:
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| 122 | return "Quote command returned error";
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| 123 |
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| 124 | case CURLE_HTTP_RETURNED_ERROR:
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| 125 | return "HTTP response code said error";
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| 126 |
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| 127 | case CURLE_WRITE_ERROR:
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| 128 | return "Failed writing received data to disk/application";
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| 129 |
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| 130 | case CURLE_UPLOAD_FAILED:
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| 131 | return "Upload failed (at start/before it took off)";
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| 132 |
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| 133 | case CURLE_READ_ERROR:
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| 134 | return "Failed to open/read local data from file/application";
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| 135 |
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| 136 | case CURLE_OUT_OF_MEMORY:
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| 137 | return "Out of memory";
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| 138 |
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| 139 | case CURLE_OPERATION_TIMEDOUT:
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| 140 | return "Timeout was reached";
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| 141 |
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| 142 | case CURLE_FTP_PORT_FAILED:
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| 143 | return "FTP: command PORT failed";
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| 144 |
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| 145 | case CURLE_FTP_COULDNT_USE_REST:
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| 146 | return "FTP: command REST failed";
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| 147 |
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| 148 | case CURLE_RANGE_ERROR:
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| 149 | return "Requested range was not delivered by the server";
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| 150 |
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| 151 | case CURLE_HTTP_POST_ERROR:
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| 152 | return "Internal problem setting up the POST";
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| 153 |
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| 154 | case CURLE_SSL_CONNECT_ERROR:
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| 155 | return "SSL connect error";
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| 156 |
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| 157 | case CURLE_BAD_DOWNLOAD_RESUME:
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| 158 | return "Couldn't resume download";
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| 159 |
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| 160 | case CURLE_FILE_COULDNT_READ_FILE:
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| 161 | return "Couldn't read a file:// file";
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| 162 |
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| 163 | case CURLE_LDAP_CANNOT_BIND:
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| 164 | return "LDAP: cannot bind";
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| 165 |
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| 166 | case CURLE_LDAP_SEARCH_FAILED:
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| 167 | return "LDAP: search failed";
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| 168 |
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| 169 | case CURLE_FUNCTION_NOT_FOUND:
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| 170 | return "A required function in the library was not found";
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| 171 |
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| 172 | case CURLE_ABORTED_BY_CALLBACK:
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| 173 | return "Operation was aborted by an application callback";
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| 174 |
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| 175 | case CURLE_BAD_FUNCTION_ARGUMENT:
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| 176 | return "A libcurl function was given a bad argument";
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| 177 |
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| 178 | case CURLE_INTERFACE_FAILED:
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| 179 | return "Failed binding local connection end";
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| 180 |
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| 181 | case CURLE_TOO_MANY_REDIRECTS :
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| 182 | return "Number of redirects hit maximum amount";
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| 183 |
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| 184 | case CURLE_UNKNOWN_OPTION:
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| 185 | return "An unknown option was passed in to libcurl";
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| 186 |
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| 187 | case CURLE_TELNET_OPTION_SYNTAX :
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| 188 | return "Malformed telnet option";
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| 189 |
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| 190 | case CURLE_PEER_FAILED_VERIFICATION:
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| 191 | return "SSL peer certificate or SSH remote key was not OK";
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| 192 |
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| 193 | case CURLE_GOT_NOTHING:
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| 194 | return "Server returned nothing (no headers, no data)";
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| 195 |
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| 196 | case CURLE_SSL_ENGINE_NOTFOUND:
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| 197 | return "SSL crypto engine not found";
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| 198 |
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| 199 | case CURLE_SSL_ENGINE_SETFAILED:
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| 200 | return "Can not set SSL crypto engine as default";
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| 201 |
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| 202 | case CURLE_SSL_ENGINE_INITFAILED:
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| 203 | return "Failed to initialise SSL crypto engine";
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| 204 |
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| 205 | case CURLE_SEND_ERROR:
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| 206 | return "Failed sending data to the peer";
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| 207 |
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| 208 | case CURLE_RECV_ERROR:
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| 209 | return "Failure when receiving data from the peer";
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| 210 |
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| 211 | case CURLE_SSL_CERTPROBLEM:
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| 212 | return "Problem with the local SSL certificate";
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| 213 |
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| 214 | case CURLE_SSL_CIPHER:
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| 215 | return "Couldn't use specified SSL cipher";
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| 216 |
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| 217 | case CURLE_SSL_CACERT:
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| 218 | return "Peer certificate cannot be authenticated with given CA "
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| 219 | "certificates";
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| 220 |
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| 221 | case CURLE_SSL_CACERT_BADFILE:
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| 222 | return "Problem with the SSL CA cert (path? access rights?)";
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| 223 |
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| 224 | case CURLE_BAD_CONTENT_ENCODING:
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| 225 | return "Unrecognized or bad HTTP Content or Transfer-Encoding";
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| 226 |
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| 227 | case CURLE_LDAP_INVALID_URL:
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| 228 | return "Invalid LDAP URL";
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| 229 |
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| 230 | case CURLE_FILESIZE_EXCEEDED:
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| 231 | return "Maximum file size exceeded";
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| 232 |
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| 233 | case CURLE_USE_SSL_FAILED:
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| 234 | return "Requested SSL level failed";
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| 235 |
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| 236 | case CURLE_SSL_SHUTDOWN_FAILED:
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| 237 | return "Failed to shut down the SSL connection";
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| 238 |
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| 239 | case CURLE_SSL_CRL_BADFILE:
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| 240 | return "Failed to load CRL file (path? access rights?, format?)";
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| 241 |
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| 242 | case CURLE_SSL_ISSUER_ERROR:
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| 243 | return "Issuer check against peer certificate failed";
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| 244 |
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| 245 | case CURLE_SEND_FAIL_REWIND:
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| 246 | return "Send failed since rewinding of the data stream failed";
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| 247 |
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| 248 | case CURLE_LOGIN_DENIED:
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| 249 | return "Login denied";
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| 250 |
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| 251 | case CURLE_TFTP_NOTFOUND:
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| 252 | return "TFTP: File Not Found";
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| 253 |
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| 254 | case CURLE_TFTP_PERM:
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| 255 | return "TFTP: Access Violation";
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| 256 |
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| 257 | case CURLE_REMOTE_DISK_FULL:
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| 258 | return "Disk full or allocation exceeded";
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| 259 |
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| 260 | case CURLE_TFTP_ILLEGAL:
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| 261 | return "TFTP: Illegal operation";
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| 262 |
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| 263 | case CURLE_TFTP_UNKNOWNID:
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| 264 | return "TFTP: Unknown transfer ID";
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| 265 |
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| 266 | case CURLE_REMOTE_FILE_EXISTS:
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| 267 | return "Remote file already exists";
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| 268 |
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| 269 | case CURLE_TFTP_NOSUCHUSER:
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| 270 | return "TFTP: No such user";
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| 271 |
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| 272 | case CURLE_CONV_FAILED:
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| 273 | return "Conversion failed";
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| 274 |
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| 275 | case CURLE_CONV_REQD:
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| 276 | return "Caller must register CURLOPT_CONV_ callback options";
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| 277 |
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| 278 | case CURLE_REMOTE_FILE_NOT_FOUND:
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| 279 | return "Remote file not found";
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| 280 |
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| 281 | case CURLE_SSH:
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| 282 | return "Error in the SSH layer";
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| 283 |
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| 284 | case CURLE_AGAIN:
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| 285 | return "Socket not ready for send/recv";
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| 286 |
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| 287 | case CURLE_RTSP_CSEQ_ERROR:
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| 288 | return "RTSP CSeq mismatch or invalid CSeq";
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| 289 |
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| 290 | case CURLE_RTSP_SESSION_ERROR:
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| 291 | return "RTSP session error";
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| 292 |
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| 293 | case CURLE_FTP_BAD_FILE_LIST:
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| 294 | return "Unable to parse FTP file list";
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| 295 |
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| 296 | case CURLE_CHUNK_FAILED:
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| 297 | return "Chunk callback failed";
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| 298 |
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| 299 | case CURLE_NO_CONNECTION_AVAILABLE:
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| 300 | return "The max connection limit is reached";
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| 301 |
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| 302 | case CURLE_SSL_PINNEDPUBKEYNOTMATCH:
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| 303 | return "SSL public key does not match pinned public key";
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| 304 |
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| 305 | case CURLE_SSL_INVALIDCERTSTATUS:
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| 306 | return "SSL server certificate status verification FAILED";
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| 307 |
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| 308 | /* error codes not used by current libcurl */
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| 309 | case CURLE_OBSOLETE20:
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| 310 | case CURLE_OBSOLETE24:
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| 311 | case CURLE_OBSOLETE29:
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| 312 | case CURLE_OBSOLETE32:
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| 313 | case CURLE_OBSOLETE40:
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| 314 | case CURLE_OBSOLETE44:
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| 315 | case CURLE_OBSOLETE46:
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| 316 | case CURLE_OBSOLETE50:
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| 317 | case CURLE_OBSOLETE57:
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| 318 | case CURL_LAST:
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| 319 | break;
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| 320 | }
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| 321 | /*
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| 322 | * By using a switch, gcc -Wall will complain about enum values
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| 323 | * which do not appear, helping keep this function up-to-date.
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| 324 | * By using gcc -Wall -Werror, you can't forget.
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| 325 | *
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| 326 | * A table would not have the same benefit. Most compilers will
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| 327 | * generate code very similar to a table in any case, so there
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| 328 | * is little performance gain from a table. And something is broken
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| 329 | * for the user's application, anyways, so does it matter how fast
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| 330 | * it _doesn't_ work?
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| 331 | *
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| 332 | * The line number for the error will be near this comment, which
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| 333 | * is why it is here, and not at the start of the switch.
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| 334 | */
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| 335 | return "Unknown error";
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| 336 | #else
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| 337 | if(!error)
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| 338 | return "No error";
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| 339 | else
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| 340 | return "Error";
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| 341 | #endif
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| 342 | }
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| 343 |
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| 344 | const char *
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| 345 | curl_multi_strerror(CURLMcode error)
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| 346 | {
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| 347 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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| 348 | switch (error) {
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| 349 | case CURLM_CALL_MULTI_PERFORM:
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| 350 | return "Please call curl_multi_perform() soon";
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| 351 |
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| 352 | case CURLM_OK:
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| 353 | return "No error";
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| 354 |
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| 355 | case CURLM_BAD_HANDLE:
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| 356 | return "Invalid multi handle";
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| 357 |
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| 358 | case CURLM_BAD_EASY_HANDLE:
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| 359 | return "Invalid easy handle";
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| 360 |
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| 361 | case CURLM_OUT_OF_MEMORY:
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| 362 | return "Out of memory";
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| 363 |
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| 364 | case CURLM_INTERNAL_ERROR:
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| 365 | return "Internal error";
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| 366 |
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| 367 | case CURLM_BAD_SOCKET:
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| 368 | return "Invalid socket argument";
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| 369 |
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| 370 | case CURLM_UNKNOWN_OPTION:
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| 371 | return "Unknown option";
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| 372 |
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| 373 | case CURLM_ADDED_ALREADY:
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| 374 | return "The easy handle is already added to a multi handle";
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| 375 |
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| 376 | case CURLM_LAST:
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| 377 | break;
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| 378 | }
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| 379 |
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| 380 | return "Unknown error";
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| 381 | #else
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| 382 | if(error == CURLM_OK)
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| 383 | return "No error";
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| 384 | else
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| 385 | return "Error";
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| 386 | #endif
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| 387 | }
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| 388 |
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| 389 | const char *
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| 390 | curl_share_strerror(CURLSHcode error)
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| 391 | {
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| 392 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
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| 393 | switch (error) {
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| 394 | case CURLSHE_OK:
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| 395 | return "No error";
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| 396 |
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| 397 | case CURLSHE_BAD_OPTION:
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| 398 | return "Unknown share option";
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| 399 |
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| 400 | case CURLSHE_IN_USE:
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| 401 | return "Share currently in use";
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| 402 |
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| 403 | case CURLSHE_INVALID:
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| 404 | return "Invalid share handle";
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| 405 |
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| 406 | case CURLSHE_NOMEM:
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| 407 | return "Out of memory";
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| 408 |
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| 409 | case CURLSHE_NOT_BUILT_IN:
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| 410 | return "Feature not enabled in this library";
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| 411 |
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| 412 | case CURLSHE_LAST:
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| 413 | break;
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| 414 | }
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| 415 |
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| 416 | return "CURLSHcode unknown";
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| 417 | #else
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| 418 | if(error == CURLSHE_OK)
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| 419 | return "No error";
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| 420 | else
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| 421 | return "Error";
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| 422 | #endif
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| 423 | }
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| 424 |
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| 425 | #ifdef USE_WINSOCK
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| 426 |
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| 427 | /* This function handles most / all (?) Winsock errors cURL is able to produce.
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| 428 | */
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| 429 | static const char *
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| 430 | get_winsock_error (int err, char *buf, size_t len)
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| 431 | {
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| 432 | const char *p;
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| 433 |
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| 434 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
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| 435 | switch (err) {
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| 436 | case WSAEINTR:
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| 437 | p = "Call interrupted";
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| 438 | break;
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| 439 | case WSAEBADF:
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| 440 | p = "Bad file";
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| 441 | break;
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| 442 | case WSAEACCES:
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| 443 | p = "Bad access";
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| 444 | break;
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| 445 | case WSAEFAULT:
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| 446 | p = "Bad argument";
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| 447 | break;
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| 448 | case WSAEINVAL:
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| 449 | p = "Invalid arguments";
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| 450 | break;
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| 451 | case WSAEMFILE:
|
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| 452 | p = "Out of file descriptors";
|
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| 453 | break;
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| 454 | case WSAEWOULDBLOCK:
|
---|
| 455 | p = "Call would block";
|
---|
| 456 | break;
|
---|
| 457 | case WSAEINPROGRESS:
|
---|
| 458 | case WSAEALREADY:
|
---|
| 459 | p = "Blocking call in progress";
|
---|
| 460 | break;
|
---|
| 461 | case WSAENOTSOCK:
|
---|
| 462 | p = "Descriptor is not a socket";
|
---|
| 463 | break;
|
---|
| 464 | case WSAEDESTADDRREQ:
|
---|
| 465 | p = "Need destination address";
|
---|
| 466 | break;
|
---|
| 467 | case WSAEMSGSIZE:
|
---|
| 468 | p = "Bad message size";
|
---|
| 469 | break;
|
---|
| 470 | case WSAEPROTOTYPE:
|
---|
| 471 | p = "Bad protocol";
|
---|
| 472 | break;
|
---|
| 473 | case WSAENOPROTOOPT:
|
---|
| 474 | p = "Protocol option is unsupported";
|
---|
| 475 | break;
|
---|
| 476 | case WSAEPROTONOSUPPORT:
|
---|
| 477 | p = "Protocol is unsupported";
|
---|
| 478 | break;
|
---|
| 479 | case WSAESOCKTNOSUPPORT:
|
---|
| 480 | p = "Socket is unsupported";
|
---|
| 481 | break;
|
---|
| 482 | case WSAEOPNOTSUPP:
|
---|
| 483 | p = "Operation not supported";
|
---|
| 484 | break;
|
---|
| 485 | case WSAEAFNOSUPPORT:
|
---|
| 486 | p = "Address family not supported";
|
---|
| 487 | break;
|
---|
| 488 | case WSAEPFNOSUPPORT:
|
---|
| 489 | p = "Protocol family not supported";
|
---|
| 490 | break;
|
---|
| 491 | case WSAEADDRINUSE:
|
---|
| 492 | p = "Address already in use";
|
---|
| 493 | break;
|
---|
| 494 | case WSAEADDRNOTAVAIL:
|
---|
| 495 | p = "Address not available";
|
---|
| 496 | break;
|
---|
| 497 | case WSAENETDOWN:
|
---|
| 498 | p = "Network down";
|
---|
| 499 | break;
|
---|
| 500 | case WSAENETUNREACH:
|
---|
| 501 | p = "Network unreachable";
|
---|
| 502 | break;
|
---|
| 503 | case WSAENETRESET:
|
---|
| 504 | p = "Network has been reset";
|
---|
| 505 | break;
|
---|
| 506 | case WSAECONNABORTED:
|
---|
| 507 | p = "Connection was aborted";
|
---|
| 508 | break;
|
---|
| 509 | case WSAECONNRESET:
|
---|
| 510 | p = "Connection was reset";
|
---|
| 511 | break;
|
---|
| 512 | case WSAENOBUFS:
|
---|
| 513 | p = "No buffer space";
|
---|
| 514 | break;
|
---|
| 515 | case WSAEISCONN:
|
---|
| 516 | p = "Socket is already connected";
|
---|
| 517 | break;
|
---|
| 518 | case WSAENOTCONN:
|
---|
| 519 | p = "Socket is not connected";
|
---|
| 520 | break;
|
---|
| 521 | case WSAESHUTDOWN:
|
---|
| 522 | p = "Socket has been shut down";
|
---|
| 523 | break;
|
---|
| 524 | case WSAETOOMANYREFS:
|
---|
| 525 | p = "Too many references";
|
---|
| 526 | break;
|
---|
| 527 | case WSAETIMEDOUT:
|
---|
| 528 | p = "Timed out";
|
---|
| 529 | break;
|
---|
| 530 | case WSAECONNREFUSED:
|
---|
| 531 | p = "Connection refused";
|
---|
| 532 | break;
|
---|
| 533 | case WSAELOOP:
|
---|
| 534 | p = "Loop??";
|
---|
| 535 | break;
|
---|
| 536 | case WSAENAMETOOLONG:
|
---|
| 537 | p = "Name too long";
|
---|
| 538 | break;
|
---|
| 539 | case WSAEHOSTDOWN:
|
---|
| 540 | p = "Host down";
|
---|
| 541 | break;
|
---|
| 542 | case WSAEHOSTUNREACH:
|
---|
| 543 | p = "Host unreachable";
|
---|
| 544 | break;
|
---|
| 545 | case WSAENOTEMPTY:
|
---|
| 546 | p = "Not empty";
|
---|
| 547 | break;
|
---|
| 548 | case WSAEPROCLIM:
|
---|
| 549 | p = "Process limit reached";
|
---|
| 550 | break;
|
---|
| 551 | case WSAEUSERS:
|
---|
| 552 | p = "Too many users";
|
---|
| 553 | break;
|
---|
| 554 | case WSAEDQUOT:
|
---|
| 555 | p = "Bad quota";
|
---|
| 556 | break;
|
---|
| 557 | case WSAESTALE:
|
---|
| 558 | p = "Something is stale";
|
---|
| 559 | break;
|
---|
| 560 | case WSAEREMOTE:
|
---|
| 561 | p = "Remote error";
|
---|
| 562 | break;
|
---|
| 563 | #ifdef WSAEDISCON /* missing in SalfordC! */
|
---|
| 564 | case WSAEDISCON:
|
---|
| 565 | p = "Disconnected";
|
---|
| 566 | break;
|
---|
| 567 | #endif
|
---|
| 568 | /* Extended Winsock errors */
|
---|
| 569 | case WSASYSNOTREADY:
|
---|
| 570 | p = "Winsock library is not ready";
|
---|
| 571 | break;
|
---|
| 572 | case WSANOTINITIALISED:
|
---|
| 573 | p = "Winsock library not initialised";
|
---|
| 574 | break;
|
---|
| 575 | case WSAVERNOTSUPPORTED:
|
---|
| 576 | p = "Winsock version not supported";
|
---|
| 577 | break;
|
---|
| 578 |
|
---|
| 579 | /* getXbyY() errors (already handled in herrmsg):
|
---|
| 580 | * Authoritative Answer: Host not found */
|
---|
| 581 | case WSAHOST_NOT_FOUND:
|
---|
| 582 | p = "Host not found";
|
---|
| 583 | break;
|
---|
| 584 |
|
---|
| 585 | /* Non-Authoritative: Host not found, or SERVERFAIL */
|
---|
| 586 | case WSATRY_AGAIN:
|
---|
| 587 | p = "Host not found, try again";
|
---|
| 588 | break;
|
---|
| 589 |
|
---|
| 590 | /* Non recoverable errors, FORMERR, REFUSED, NOTIMP */
|
---|
| 591 | case WSANO_RECOVERY:
|
---|
| 592 | p = "Unrecoverable error in call to nameserver";
|
---|
| 593 | break;
|
---|
| 594 |
|
---|
| 595 | /* Valid name, no data record of requested type */
|
---|
| 596 | case WSANO_DATA:
|
---|
| 597 | p = "No data record of requested type";
|
---|
| 598 | break;
|
---|
| 599 |
|
---|
| 600 | default:
|
---|
| 601 | return NULL;
|
---|
| 602 | }
|
---|
| 603 | #else
|
---|
| 604 | if(!err)
|
---|
| 605 | return NULL;
|
---|
| 606 | else
|
---|
| 607 | p = "error";
|
---|
| 608 | #endif
|
---|
| 609 | strncpy (buf, p, len);
|
---|
| 610 | buf [len-1] = '\0';
|
---|
| 611 | return buf;
|
---|
| 612 | }
|
---|
| 613 | #endif /* USE_WINSOCK */
|
---|
| 614 |
|
---|
| 615 | /*
|
---|
| 616 | * Our thread-safe and smart strerror() replacement.
|
---|
| 617 | *
|
---|
| 618 | * The 'err' argument passed in to this function MUST be a true errno number
|
---|
| 619 | * as reported on this system. We do no range checking on the number before
|
---|
| 620 | * we pass it to the "number-to-message" conversion function and there might
|
---|
| 621 | * be systems that don't do proper range checking in there themselves.
|
---|
| 622 | *
|
---|
| 623 | * We don't do range checking (on systems other than Windows) since there is
|
---|
| 624 | * no good reliable and portable way to do it.
|
---|
| 625 | */
|
---|
| 626 | const char *Curl_strerror(struct connectdata *conn, int err)
|
---|
| 627 | {
|
---|
| 628 | char *buf, *p;
|
---|
| 629 | size_t max;
|
---|
| 630 | int old_errno = ERRNO;
|
---|
| 631 |
|
---|
| 632 | DEBUGASSERT(conn);
|
---|
| 633 | DEBUGASSERT(err >= 0);
|
---|
| 634 |
|
---|
| 635 | buf = conn->syserr_buf;
|
---|
| 636 | max = sizeof(conn->syserr_buf)-1;
|
---|
| 637 | *buf = '\0';
|
---|
| 638 |
|
---|
| 639 | #ifdef USE_WINSOCK
|
---|
| 640 |
|
---|
| 641 | #ifdef _WIN32_WCE
|
---|
| 642 | {
|
---|
| 643 | wchar_t wbuf[256];
|
---|
| 644 | wbuf[0] = L'\0';
|
---|
| 645 |
|
---|
| 646 | FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
|
---|
| 647 | LANG_NEUTRAL, wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL);
|
---|
| 648 | wcstombs(buf, wbuf, max);
|
---|
| 649 | }
|
---|
| 650 | #else
|
---|
| 651 | /* 'sys_nerr' is the maximum errno number, it is not widely portable */
|
---|
| 652 | if(err >= 0 && err < sys_nerr)
|
---|
| 653 | strncpy(buf, strerror(err), max);
|
---|
| 654 | else {
|
---|
| 655 | if(!get_winsock_error(err, buf, max) &&
|
---|
| 656 | !FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM, NULL, err,
|
---|
| 657 | LANG_NEUTRAL, buf, (DWORD)max, NULL))
|
---|
| 658 | snprintf(buf, max, "Unknown error %d (%#x)", err, err);
|
---|
| 659 | }
|
---|
| 660 | #endif
|
---|
| 661 |
|
---|
| 662 | #else /* not USE_WINSOCK coming up */
|
---|
| 663 |
|
---|
| 664 | #if defined(HAVE_STRERROR_R) && defined(HAVE_POSIX_STRERROR_R)
|
---|
| 665 | /*
|
---|
| 666 | * The POSIX-style strerror_r() may set errno to ERANGE if insufficient
|
---|
| 667 | * storage is supplied via 'strerrbuf' and 'buflen' to hold the generated
|
---|
| 668 | * message string, or EINVAL if 'errnum' is not a valid error number.
|
---|
| 669 | */
|
---|
| 670 | if(0 != strerror_r(err, buf, max)) {
|
---|
| 671 | if('\0' == buf[0])
|
---|
| 672 | snprintf(buf, max, "Unknown error %d", err);
|
---|
| 673 | }
|
---|
| 674 | #elif defined(HAVE_STRERROR_R) && defined(HAVE_GLIBC_STRERROR_R)
|
---|
| 675 | /*
|
---|
| 676 | * The glibc-style strerror_r() only *might* use the buffer we pass to
|
---|
| 677 | * the function, but it always returns the error message as a pointer,
|
---|
| 678 | * so we must copy that string unconditionally (if non-NULL).
|
---|
| 679 | */
|
---|
| 680 | {
|
---|
| 681 | char buffer[256];
|
---|
| 682 | char *msg = strerror_r(err, buffer, sizeof(buffer));
|
---|
| 683 | if(msg)
|
---|
| 684 | strncpy(buf, msg, max);
|
---|
| 685 | else
|
---|
| 686 | snprintf(buf, max, "Unknown error %d", err);
|
---|
| 687 | }
|
---|
| 688 | #elif defined(HAVE_STRERROR_R) && defined(HAVE_VXWORKS_STRERROR_R)
|
---|
| 689 | /*
|
---|
| 690 | * The vxworks-style strerror_r() does use the buffer we pass to the function.
|
---|
| 691 | * The buffer size should be at least NAME_MAX (256)
|
---|
| 692 | */
|
---|
| 693 | {
|
---|
| 694 | char buffer[256];
|
---|
| 695 | if(OK == strerror_r(err, buffer))
|
---|
| 696 | strncpy(buf, buffer, max);
|
---|
| 697 | else
|
---|
| 698 | snprintf(buf, max, "Unknown error %d", err);
|
---|
| 699 | }
|
---|
| 700 | #else
|
---|
| 701 | {
|
---|
| 702 | char *msg = strerror(err);
|
---|
| 703 | if(msg)
|
---|
| 704 | strncpy(buf, msg, max);
|
---|
| 705 | else
|
---|
| 706 | snprintf(buf, max, "Unknown error %d", err);
|
---|
| 707 | }
|
---|
| 708 | #endif
|
---|
| 709 |
|
---|
| 710 | #endif /* end of ! USE_WINSOCK */
|
---|
| 711 |
|
---|
| 712 | buf[max] = '\0'; /* make sure the string is zero terminated */
|
---|
| 713 |
|
---|
| 714 | /* strip trailing '\r\n' or '\n'. */
|
---|
| 715 | if((p = strrchr(buf, '\n')) != NULL && (p - buf) >= 2)
|
---|
| 716 | *p = '\0';
|
---|
| 717 | if((p = strrchr(buf, '\r')) != NULL && (p - buf) >= 1)
|
---|
| 718 | *p = '\0';
|
---|
| 719 |
|
---|
| 720 | if(old_errno != ERRNO)
|
---|
| 721 | SET_ERRNO(old_errno);
|
---|
| 722 |
|
---|
| 723 | return buf;
|
---|
| 724 | }
|
---|
| 725 |
|
---|
| 726 | #ifdef USE_LIBIDN
|
---|
| 727 | /*
|
---|
| 728 | * Return error-string for libidn status as returned from idna_to_ascii_lz().
|
---|
| 729 | */
|
---|
| 730 | const char *Curl_idn_strerror (struct connectdata *conn, int err)
|
---|
| 731 | {
|
---|
| 732 | #ifdef HAVE_IDNA_STRERROR
|
---|
| 733 | (void)conn;
|
---|
| 734 | return idna_strerror((Idna_rc) err);
|
---|
| 735 | #else
|
---|
| 736 | const char *str;
|
---|
| 737 | char *buf;
|
---|
| 738 | size_t max;
|
---|
| 739 |
|
---|
| 740 | DEBUGASSERT(conn);
|
---|
| 741 |
|
---|
| 742 | buf = conn->syserr_buf;
|
---|
| 743 | max = sizeof(conn->syserr_buf)-1;
|
---|
| 744 | *buf = '\0';
|
---|
| 745 |
|
---|
| 746 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
---|
| 747 | switch ((Idna_rc)err) {
|
---|
| 748 | case IDNA_SUCCESS:
|
---|
| 749 | str = "No error";
|
---|
| 750 | break;
|
---|
| 751 | case IDNA_STRINGPREP_ERROR:
|
---|
| 752 | str = "Error in string preparation";
|
---|
| 753 | break;
|
---|
| 754 | case IDNA_PUNYCODE_ERROR:
|
---|
| 755 | str = "Error in Punycode operation";
|
---|
| 756 | break;
|
---|
| 757 | case IDNA_CONTAINS_NON_LDH:
|
---|
| 758 | str = "Illegal ASCII characters";
|
---|
| 759 | break;
|
---|
| 760 | case IDNA_CONTAINS_MINUS:
|
---|
| 761 | str = "Contains minus";
|
---|
| 762 | break;
|
---|
| 763 | case IDNA_INVALID_LENGTH:
|
---|
| 764 | str = "Invalid output length";
|
---|
| 765 | break;
|
---|
| 766 | case IDNA_NO_ACE_PREFIX:
|
---|
| 767 | str = "No ACE prefix (\"xn--\")";
|
---|
| 768 | break;
|
---|
| 769 | case IDNA_ROUNDTRIP_VERIFY_ERROR:
|
---|
| 770 | str = "Round trip verify error";
|
---|
| 771 | break;
|
---|
| 772 | case IDNA_CONTAINS_ACE_PREFIX:
|
---|
| 773 | str = "Already have ACE prefix (\"xn--\")";
|
---|
| 774 | break;
|
---|
| 775 | case IDNA_ICONV_ERROR:
|
---|
| 776 | str = "Locale conversion failed";
|
---|
| 777 | break;
|
---|
| 778 | case IDNA_MALLOC_ERROR:
|
---|
| 779 | str = "Allocation failed";
|
---|
| 780 | break;
|
---|
| 781 | case IDNA_DLOPEN_ERROR:
|
---|
| 782 | str = "dlopen() error";
|
---|
| 783 | break;
|
---|
| 784 | default:
|
---|
| 785 | snprintf(buf, max, "error %d", err);
|
---|
| 786 | str = NULL;
|
---|
| 787 | break;
|
---|
| 788 | }
|
---|
| 789 | #else
|
---|
| 790 | if((Idna_rc)err == IDNA_SUCCESS)
|
---|
| 791 | str = "No error";
|
---|
| 792 | else
|
---|
| 793 | str = "Error";
|
---|
| 794 | #endif
|
---|
| 795 | if(str)
|
---|
| 796 | strncpy(buf, str, max);
|
---|
| 797 | buf[max] = '\0';
|
---|
| 798 | return (buf);
|
---|
| 799 | #endif
|
---|
| 800 | }
|
---|
| 801 | #endif /* USE_LIBIDN */
|
---|
| 802 |
|
---|
| 803 | #ifdef USE_WINDOWS_SSPI
|
---|
| 804 | const char *Curl_sspi_strerror (struct connectdata *conn, int err)
|
---|
| 805 | {
|
---|
| 806 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
---|
| 807 | char txtbuf[80];
|
---|
| 808 | char msgbuf[sizeof(conn->syserr_buf)];
|
---|
| 809 | char *p, *str, *msg = NULL;
|
---|
| 810 | bool msg_formatted = FALSE;
|
---|
| 811 | int old_errno;
|
---|
| 812 | #endif
|
---|
| 813 | const char *txt;
|
---|
| 814 | char *outbuf;
|
---|
| 815 | size_t outmax;
|
---|
| 816 |
|
---|
| 817 | DEBUGASSERT(conn);
|
---|
| 818 |
|
---|
| 819 | outbuf = conn->syserr_buf;
|
---|
| 820 | outmax = sizeof(conn->syserr_buf)-1;
|
---|
| 821 | *outbuf = '\0';
|
---|
| 822 |
|
---|
| 823 | #ifndef CURL_DISABLE_VERBOSE_STRINGS
|
---|
| 824 |
|
---|
| 825 | old_errno = ERRNO;
|
---|
| 826 |
|
---|
| 827 | switch (err) {
|
---|
| 828 | case SEC_E_OK:
|
---|
| 829 | txt = "No error";
|
---|
| 830 | break;
|
---|
| 831 | case CRYPT_E_REVOKED:
|
---|
| 832 | txt = "CRYPT_E_REVOKED";
|
---|
| 833 | break;
|
---|
| 834 | case SEC_E_ALGORITHM_MISMATCH:
|
---|
| 835 | txt = "SEC_E_ALGORITHM_MISMATCH";
|
---|
| 836 | break;
|
---|
| 837 | case SEC_E_BAD_BINDINGS:
|
---|
| 838 | txt = "SEC_E_BAD_BINDINGS";
|
---|
| 839 | break;
|
---|
| 840 | case SEC_E_BAD_PKGID:
|
---|
| 841 | txt = "SEC_E_BAD_PKGID";
|
---|
| 842 | break;
|
---|
| 843 | case SEC_E_BUFFER_TOO_SMALL:
|
---|
| 844 | txt = "SEC_E_BUFFER_TOO_SMALL";
|
---|
| 845 | break;
|
---|
| 846 | case SEC_E_CANNOT_INSTALL:
|
---|
| 847 | txt = "SEC_E_CANNOT_INSTALL";
|
---|
| 848 | break;
|
---|
| 849 | case SEC_E_CANNOT_PACK:
|
---|
| 850 | txt = "SEC_E_CANNOT_PACK";
|
---|
| 851 | break;
|
---|
| 852 | case SEC_E_CERT_EXPIRED:
|
---|
| 853 | txt = "SEC_E_CERT_EXPIRED";
|
---|
| 854 | break;
|
---|
| 855 | case SEC_E_CERT_UNKNOWN:
|
---|
| 856 | txt = "SEC_E_CERT_UNKNOWN";
|
---|
| 857 | break;
|
---|
| 858 | case SEC_E_CERT_WRONG_USAGE:
|
---|
| 859 | txt = "SEC_E_CERT_WRONG_USAGE";
|
---|
| 860 | break;
|
---|
| 861 | case SEC_E_CONTEXT_EXPIRED:
|
---|
| 862 | txt = "SEC_E_CONTEXT_EXPIRED";
|
---|
| 863 | break;
|
---|
| 864 | case SEC_E_CROSSREALM_DELEGATION_FAILURE:
|
---|
| 865 | txt = "SEC_E_CROSSREALM_DELEGATION_FAILURE";
|
---|
| 866 | break;
|
---|
| 867 | case SEC_E_CRYPTO_SYSTEM_INVALID:
|
---|
| 868 | txt = "SEC_E_CRYPTO_SYSTEM_INVALID";
|
---|
| 869 | break;
|
---|
| 870 | case SEC_E_DECRYPT_FAILURE:
|
---|
| 871 | txt = "SEC_E_DECRYPT_FAILURE";
|
---|
| 872 | break;
|
---|
| 873 | case SEC_E_DELEGATION_POLICY:
|
---|
| 874 | txt = "SEC_E_DELEGATION_POLICY";
|
---|
| 875 | break;
|
---|
| 876 | case SEC_E_DELEGATION_REQUIRED:
|
---|
| 877 | txt = "SEC_E_DELEGATION_REQUIRED";
|
---|
| 878 | break;
|
---|
| 879 | case SEC_E_DOWNGRADE_DETECTED:
|
---|
| 880 | txt = "SEC_E_DOWNGRADE_DETECTED";
|
---|
| 881 | break;
|
---|
| 882 | case SEC_E_ENCRYPT_FAILURE:
|
---|
| 883 | txt = "SEC_E_ENCRYPT_FAILURE";
|
---|
| 884 | break;
|
---|
| 885 | case SEC_E_ILLEGAL_MESSAGE:
|
---|
| 886 | txt = "SEC_E_ILLEGAL_MESSAGE";
|
---|
| 887 | break;
|
---|
| 888 | case SEC_E_INCOMPLETE_CREDENTIALS:
|
---|
| 889 | txt = "SEC_E_INCOMPLETE_CREDENTIALS";
|
---|
| 890 | break;
|
---|
| 891 | case SEC_E_INCOMPLETE_MESSAGE:
|
---|
| 892 | txt = "SEC_E_INCOMPLETE_MESSAGE";
|
---|
| 893 | break;
|
---|
| 894 | case SEC_E_INSUFFICIENT_MEMORY:
|
---|
| 895 | txt = "SEC_E_INSUFFICIENT_MEMORY";
|
---|
| 896 | break;
|
---|
| 897 | case SEC_E_INTERNAL_ERROR:
|
---|
| 898 | txt = "SEC_E_INTERNAL_ERROR";
|
---|
| 899 | break;
|
---|
| 900 | case SEC_E_INVALID_HANDLE:
|
---|
| 901 | txt = "SEC_E_INVALID_HANDLE";
|
---|
| 902 | break;
|
---|
| 903 | case SEC_E_INVALID_PARAMETER:
|
---|
| 904 | txt = "SEC_E_INVALID_PARAMETER";
|
---|
| 905 | break;
|
---|
| 906 | case SEC_E_INVALID_TOKEN:
|
---|
| 907 | txt = "SEC_E_INVALID_TOKEN";
|
---|
| 908 | break;
|
---|
| 909 | case SEC_E_ISSUING_CA_UNTRUSTED:
|
---|
| 910 | txt = "SEC_E_ISSUING_CA_UNTRUSTED";
|
---|
| 911 | break;
|
---|
| 912 | case SEC_E_ISSUING_CA_UNTRUSTED_KDC:
|
---|
| 913 | txt = "SEC_E_ISSUING_CA_UNTRUSTED_KDC";
|
---|
| 914 | break;
|
---|
| 915 | case SEC_E_KDC_CERT_EXPIRED:
|
---|
| 916 | txt = "SEC_E_KDC_CERT_EXPIRED";
|
---|
| 917 | break;
|
---|
| 918 | case SEC_E_KDC_CERT_REVOKED:
|
---|
| 919 | txt = "SEC_E_KDC_CERT_REVOKED";
|
---|
| 920 | break;
|
---|
| 921 | case SEC_E_KDC_INVALID_REQUEST:
|
---|
| 922 | txt = "SEC_E_KDC_INVALID_REQUEST";
|
---|
| 923 | break;
|
---|
| 924 | case SEC_E_KDC_UNABLE_TO_REFER:
|
---|
| 925 | txt = "SEC_E_KDC_UNABLE_TO_REFER";
|
---|
| 926 | break;
|
---|
| 927 | case SEC_E_KDC_UNKNOWN_ETYPE:
|
---|
| 928 | txt = "SEC_E_KDC_UNKNOWN_ETYPE";
|
---|
| 929 | break;
|
---|
| 930 | case SEC_E_LOGON_DENIED:
|
---|
| 931 | txt = "SEC_E_LOGON_DENIED";
|
---|
| 932 | break;
|
---|
| 933 | case SEC_E_MAX_REFERRALS_EXCEEDED:
|
---|
| 934 | txt = "SEC_E_MAX_REFERRALS_EXCEEDED";
|
---|
| 935 | break;
|
---|
| 936 | case SEC_E_MESSAGE_ALTERED:
|
---|
| 937 | txt = "SEC_E_MESSAGE_ALTERED";
|
---|
| 938 | break;
|
---|
| 939 | case SEC_E_MULTIPLE_ACCOUNTS:
|
---|
| 940 | txt = "SEC_E_MULTIPLE_ACCOUNTS";
|
---|
| 941 | break;
|
---|
| 942 | case SEC_E_MUST_BE_KDC:
|
---|
| 943 | txt = "SEC_E_MUST_BE_KDC";
|
---|
| 944 | break;
|
---|
| 945 | case SEC_E_NOT_OWNER:
|
---|
| 946 | txt = "SEC_E_NOT_OWNER";
|
---|
| 947 | break;
|
---|
| 948 | case SEC_E_NO_AUTHENTICATING_AUTHORITY:
|
---|
| 949 | txt = "SEC_E_NO_AUTHENTICATING_AUTHORITY";
|
---|
| 950 | break;
|
---|
| 951 | case SEC_E_NO_CREDENTIALS:
|
---|
| 952 | txt = "SEC_E_NO_CREDENTIALS";
|
---|
| 953 | break;
|
---|
| 954 | case SEC_E_NO_IMPERSONATION:
|
---|
| 955 | txt = "SEC_E_NO_IMPERSONATION";
|
---|
| 956 | break;
|
---|
| 957 | case SEC_E_NO_IP_ADDRESSES:
|
---|
| 958 | txt = "SEC_E_NO_IP_ADDRESSES";
|
---|
| 959 | break;
|
---|
| 960 | case SEC_E_NO_KERB_KEY:
|
---|
| 961 | txt = "SEC_E_NO_KERB_KEY";
|
---|
| 962 | break;
|
---|
| 963 | case SEC_E_NO_PA_DATA:
|
---|
| 964 | txt = "SEC_E_NO_PA_DATA";
|
---|
| 965 | break;
|
---|
| 966 | case SEC_E_NO_S4U_PROT_SUPPORT:
|
---|
| 967 | txt = "SEC_E_NO_S4U_PROT_SUPPORT";
|
---|
| 968 | break;
|
---|
| 969 | case SEC_E_NO_TGT_REPLY:
|
---|
| 970 | txt = "SEC_E_NO_TGT_REPLY";
|
---|
| 971 | break;
|
---|
| 972 | case SEC_E_OUT_OF_SEQUENCE:
|
---|
| 973 | txt = "SEC_E_OUT_OF_SEQUENCE";
|
---|
| 974 | break;
|
---|
| 975 | case SEC_E_PKINIT_CLIENT_FAILURE:
|
---|
| 976 | txt = "SEC_E_PKINIT_CLIENT_FAILURE";
|
---|
| 977 | break;
|
---|
| 978 | case SEC_E_PKINIT_NAME_MISMATCH:
|
---|
| 979 | txt = "SEC_E_PKINIT_NAME_MISMATCH";
|
---|
| 980 | break;
|
---|
| 981 | case SEC_E_POLICY_NLTM_ONLY:
|
---|
| 982 | txt = "SEC_E_POLICY_NLTM_ONLY";
|
---|
| 983 | break;
|
---|
| 984 | case SEC_E_QOP_NOT_SUPPORTED:
|
---|
| 985 | txt = "SEC_E_QOP_NOT_SUPPORTED";
|
---|
| 986 | break;
|
---|
| 987 | case SEC_E_REVOCATION_OFFLINE_C:
|
---|
| 988 | txt = "SEC_E_REVOCATION_OFFLINE_C";
|
---|
| 989 | break;
|
---|
| 990 | case SEC_E_REVOCATION_OFFLINE_KDC:
|
---|
| 991 | txt = "SEC_E_REVOCATION_OFFLINE_KDC";
|
---|
| 992 | break;
|
---|
| 993 | case SEC_E_SECPKG_NOT_FOUND:
|
---|
| 994 | txt = "SEC_E_SECPKG_NOT_FOUND";
|
---|
| 995 | break;
|
---|
| 996 | case SEC_E_SECURITY_QOS_FAILED:
|
---|
| 997 | txt = "SEC_E_SECURITY_QOS_FAILED";
|
---|
| 998 | break;
|
---|
| 999 | case SEC_E_SHUTDOWN_IN_PROGRESS:
|
---|
| 1000 | txt = "SEC_E_SHUTDOWN_IN_PROGRESS";
|
---|
| 1001 | break;
|
---|
| 1002 | case SEC_E_SMARTCARD_CERT_EXPIRED:
|
---|
| 1003 | txt = "SEC_E_SMARTCARD_CERT_EXPIRED";
|
---|
| 1004 | break;
|
---|
| 1005 | case SEC_E_SMARTCARD_CERT_REVOKED:
|
---|
| 1006 | txt = "SEC_E_SMARTCARD_CERT_REVOKED";
|
---|
| 1007 | break;
|
---|
| 1008 | case SEC_E_SMARTCARD_LOGON_REQUIRED:
|
---|
| 1009 | txt = "SEC_E_SMARTCARD_LOGON_REQUIRED";
|
---|
| 1010 | break;
|
---|
| 1011 | case SEC_E_STRONG_CRYPTO_NOT_SUPPORTED:
|
---|
| 1012 | txt = "SEC_E_STRONG_CRYPTO_NOT_SUPPORTED";
|
---|
| 1013 | break;
|
---|
| 1014 | case SEC_E_TARGET_UNKNOWN:
|
---|
| 1015 | txt = "SEC_E_TARGET_UNKNOWN";
|
---|
| 1016 | break;
|
---|
| 1017 | case SEC_E_TIME_SKEW:
|
---|
| 1018 | txt = "SEC_E_TIME_SKEW";
|
---|
| 1019 | break;
|
---|
| 1020 | case SEC_E_TOO_MANY_PRINCIPALS:
|
---|
| 1021 | txt = "SEC_E_TOO_MANY_PRINCIPALS";
|
---|
| 1022 | break;
|
---|
| 1023 | case SEC_E_UNFINISHED_CONTEXT_DELETED:
|
---|
| 1024 | txt = "SEC_E_UNFINISHED_CONTEXT_DELETED";
|
---|
| 1025 | break;
|
---|
| 1026 | case SEC_E_UNKNOWN_CREDENTIALS:
|
---|
| 1027 | txt = "SEC_E_UNKNOWN_CREDENTIALS";
|
---|
| 1028 | break;
|
---|
| 1029 | case SEC_E_UNSUPPORTED_FUNCTION:
|
---|
| 1030 | txt = "SEC_E_UNSUPPORTED_FUNCTION";
|
---|
| 1031 | break;
|
---|
| 1032 | case SEC_E_UNSUPPORTED_PREAUTH:
|
---|
| 1033 | txt = "SEC_E_UNSUPPORTED_PREAUTH";
|
---|
| 1034 | break;
|
---|
| 1035 | case SEC_E_UNTRUSTED_ROOT:
|
---|
| 1036 | txt = "SEC_E_UNTRUSTED_ROOT";
|
---|
| 1037 | break;
|
---|
| 1038 | case SEC_E_WRONG_CREDENTIAL_HANDLE:
|
---|
| 1039 | txt = "SEC_E_WRONG_CREDENTIAL_HANDLE";
|
---|
| 1040 | break;
|
---|
| 1041 | case SEC_E_WRONG_PRINCIPAL:
|
---|
| 1042 | txt = "SEC_E_WRONG_PRINCIPAL";
|
---|
| 1043 | break;
|
---|
| 1044 | case SEC_I_COMPLETE_AND_CONTINUE:
|
---|
| 1045 | txt = "SEC_I_COMPLETE_AND_CONTINUE";
|
---|
| 1046 | break;
|
---|
| 1047 | case SEC_I_COMPLETE_NEEDED:
|
---|
| 1048 | txt = "SEC_I_COMPLETE_NEEDED";
|
---|
| 1049 | break;
|
---|
| 1050 | case SEC_I_CONTEXT_EXPIRED:
|
---|
| 1051 | txt = "SEC_I_CONTEXT_EXPIRED";
|
---|
| 1052 | break;
|
---|
| 1053 | case SEC_I_CONTINUE_NEEDED:
|
---|
| 1054 | txt = "SEC_I_CONTINUE_NEEDED";
|
---|
| 1055 | break;
|
---|
| 1056 | case SEC_I_INCOMPLETE_CREDENTIALS:
|
---|
| 1057 | txt = "SEC_I_INCOMPLETE_CREDENTIALS";
|
---|
| 1058 | break;
|
---|
| 1059 | case SEC_I_LOCAL_LOGON:
|
---|
| 1060 | txt = "SEC_I_LOCAL_LOGON";
|
---|
| 1061 | break;
|
---|
| 1062 | case SEC_I_NO_LSA_CONTEXT:
|
---|
| 1063 | txt = "SEC_I_NO_LSA_CONTEXT";
|
---|
| 1064 | break;
|
---|
| 1065 | case SEC_I_RENEGOTIATE:
|
---|
| 1066 | txt = "SEC_I_RENEGOTIATE";
|
---|
| 1067 | break;
|
---|
| 1068 | case SEC_I_SIGNATURE_NEEDED:
|
---|
| 1069 | txt = "SEC_I_SIGNATURE_NEEDED";
|
---|
| 1070 | break;
|
---|
| 1071 | default:
|
---|
| 1072 | txt = "Unknown error";
|
---|
| 1073 | }
|
---|
| 1074 |
|
---|
| 1075 | if(err == SEC_E_OK)
|
---|
| 1076 | strncpy(outbuf, txt, outmax);
|
---|
| 1077 | else if(err == SEC_E_ILLEGAL_MESSAGE)
|
---|
| 1078 | snprintf(outbuf, outmax,
|
---|
| 1079 | "SEC_E_ILLEGAL_MESSAGE (0x%04X%04X) - This error usually occurs "
|
---|
| 1080 | "when a fatal SSL/TLS alert is received (e.g. handshake failed). "
|
---|
| 1081 | "More detail may be available in the Windows System event log.",
|
---|
| 1082 | (err >> 16) & 0xffff, err & 0xffff);
|
---|
| 1083 | else {
|
---|
| 1084 | str = txtbuf;
|
---|
| 1085 | snprintf(txtbuf, sizeof(txtbuf), "%s (0x%04X%04X)",
|
---|
| 1086 | txt, (err >> 16) & 0xffff, err & 0xffff);
|
---|
| 1087 | txtbuf[sizeof(txtbuf)-1] = '\0';
|
---|
| 1088 |
|
---|
| 1089 | #ifdef _WIN32_WCE
|
---|
| 1090 | {
|
---|
| 1091 | wchar_t wbuf[256];
|
---|
| 1092 | wbuf[0] = L'\0';
|
---|
| 1093 |
|
---|
| 1094 | if(FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM |
|
---|
| 1095 | FORMAT_MESSAGE_IGNORE_INSERTS,
|
---|
| 1096 | NULL, err, LANG_NEUTRAL,
|
---|
| 1097 | wbuf, sizeof(wbuf)/sizeof(wchar_t), NULL)) {
|
---|
| 1098 | wcstombs(msgbuf, wbuf, sizeof(msgbuf)-1);
|
---|
| 1099 | msg_formatted = TRUE;
|
---|
| 1100 | }
|
---|
| 1101 | }
|
---|
| 1102 | #else
|
---|
| 1103 | if(FormatMessageA(FORMAT_MESSAGE_FROM_SYSTEM |
|
---|
| 1104 | FORMAT_MESSAGE_IGNORE_INSERTS,
|
---|
| 1105 | NULL, err, LANG_NEUTRAL,
|
---|
| 1106 | msgbuf, sizeof(msgbuf)-1, NULL)) {
|
---|
| 1107 | msg_formatted = TRUE;
|
---|
| 1108 | }
|
---|
| 1109 | #endif
|
---|
| 1110 | if(msg_formatted) {
|
---|
| 1111 | msgbuf[sizeof(msgbuf)-1] = '\0';
|
---|
| 1112 | /* strip trailing '\r\n' or '\n' */
|
---|
| 1113 | if((p = strrchr(msgbuf, '\n')) != NULL && (p - msgbuf) >= 2)
|
---|
| 1114 | *p = '\0';
|
---|
| 1115 | if((p = strrchr(msgbuf, '\r')) != NULL && (p - msgbuf) >= 1)
|
---|
| 1116 | *p = '\0';
|
---|
| 1117 | msg = msgbuf;
|
---|
| 1118 | }
|
---|
| 1119 | if(msg)
|
---|
| 1120 | snprintf(outbuf, outmax, "%s - %s", str, msg);
|
---|
| 1121 | else
|
---|
| 1122 | strncpy(outbuf, str, outmax);
|
---|
| 1123 | }
|
---|
| 1124 |
|
---|
| 1125 | if(old_errno != ERRNO)
|
---|
| 1126 | SET_ERRNO(old_errno);
|
---|
| 1127 |
|
---|
| 1128 | #else
|
---|
| 1129 |
|
---|
| 1130 | if(err == SEC_E_OK)
|
---|
| 1131 | txt = "No error";
|
---|
| 1132 | else
|
---|
| 1133 | txt = "Error";
|
---|
| 1134 |
|
---|
| 1135 | strncpy(outbuf, txt, outmax);
|
---|
| 1136 |
|
---|
| 1137 | #endif
|
---|
| 1138 |
|
---|
| 1139 | outbuf[outmax] = '\0';
|
---|
| 1140 |
|
---|
| 1141 | return outbuf;
|
---|
| 1142 | }
|
---|
| 1143 | #endif /* USE_WINDOWS_SSPI */
|
---|