curl/lib/curl_strerror.c

/***************************************************************************
 *                                  _   _ ____  _     
 *  Project                     ___| | | |  _ \| |    
 *                             / __| | | | |_) | |    
 *                            | (__| |_| |  _ <| |___ 
 *                             \___|\___/|_| \_\_____|
 *
 * Copyright (C) 2004, Daniel Stenberg, <daniel@haxx.se>, et al.
 *
 * This software is licensed as described in the file COPYING, which
 * you should have received as part of this distribution. The terms
 * are also available at http://curl.haxx.se/docs/copyright.html.
 * 
 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
 * copies of the Software, and permit persons to whom the Software is
 * furnished to do so, under the terms of the COPYING file.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ***************************************************************************/

#include <curl/curl.h>

const char *
curl_easy_strerror(CURLcode error)
{
  switch (error) {
  case CURLE_OK:
    return "no error";

  case CURLE_UNSUPPORTED_PROTOCOL:
    return "unsupported protocol";

  case CURLE_FAILED_INIT:
    return "failed init";

  case CURLE_URL_MALFORMAT:
    return "url malformat";

  case CURLE_URL_MALFORMAT_USER:
    return "url malformat user";

  case CURLE_COULDNT_RESOLVE_PROXY:
    return "couldnt resolve proxy";

  case CURLE_COULDNT_RESOLVE_HOST:
    return "couldnt resolve host";

  case CURLE_COULDNT_CONNECT:
    return "couldn't connect";

  case CURLE_FTP_WEIRD_SERVER_REPLY:
    return "ftp weird server reply";

  case CURLE_FTP_ACCESS_DENIED:
    return "ftp access denied";

  case CURLE_FTP_USER_PASSWORD_INCORRECT:
    return "ftp user password incorrect";

  case CURLE_FTP_WEIRD_PASS_REPLY:
    return "ftp weird pass reply";

  case CURLE_FTP_WEIRD_USER_REPLY:
    return "ftp weird user reply";

  case CURLE_FTP_WEIRD_PASV_REPLY:
    return "ftp weird pasv reply";

  case CURLE_FTP_WEIRD_227_FORMAT:
    return "ftp weird 227 format";

  case CURLE_FTP_CANT_GET_HOST:
    return "ftp cant get host";

  case CURLE_FTP_CANT_RECONNECT:
    return "ftp can't reconnect";

  case CURLE_FTP_COULDNT_SET_BINARY:
    return "ftp couldn't set binary";

  case CURLE_PARTIAL_FILE:
    return "partial file";

  case CURLE_FTP_COULDNT_RETR_FILE:
    return "ftp couldn't retr file";

  case CURLE_FTP_WRITE_ERROR:
    return "ftp write error";

  case CURLE_FTP_QUOTE_ERROR:
    return "ftp quote error";

  case CURLE_HTTP_NOT_FOUND:
    return "http not found";

  case CURLE_WRITE_ERROR:
    return "write error";

  case CURLE_MALFORMAT_USER:
    return "user name is illegally specified";

  case CURLE_FTP_COULDNT_STOR_FILE:
    return "failed FTP upload";

  case CURLE_READ_ERROR:
    return "could open/read from file";

  case CURLE_OUT_OF_MEMORY:
    return "out of memory";

  case CURLE_OPERATION_TIMEOUTED:
    return "the timeout time was reached";

  case CURLE_FTP_COULDNT_SET_ASCII:
    return "TYPE A failed";

  case CURLE_FTP_PORT_FAILED:
    return "FTP PORT operation failed";

  case CURLE_FTP_COULDNT_USE_REST:
    return "the REST command failed";

  case CURLE_FTP_COULDNT_GET_SIZE:
    return "the SIZE command failed";

  case CURLE_HTTP_RANGE_ERROR:
    return "RANGE \"command\" didn't work";

  case CURLE_HTTP_POST_ERROR:
    return "http post error";

  case CURLE_SSL_CONNECT_ERROR:
    return "wrong when connecting with SSL";

  case CURLE_FTP_BAD_DOWNLOAD_RESUME:
    return "couldn't resume download";

  case CURLE_FILE_COULDNT_READ_FILE:
    return "file couldn't read file";

  case CURLE_LDAP_CANNOT_BIND:
    return "ldap cannot bind";

  case CURLE_LDAP_SEARCH_FAILED:
    return "ldap search failed";

  case CURLE_LIBRARY_NOT_FOUND:
    return "library not found";

  case CURLE_FUNCTION_NOT_FOUND:
    return "function not found";

  case CURLE_ABORTED_BY_CALLBACK:
    return "aborted by callback";

  case CURLE_BAD_FUNCTION_ARGUMENT:
    return "bad function argument";

  case CURLE_BAD_CALLING_ORDER:
    return "bad calling order";

  case CURLE_HTTP_PORT_FAILED:
    return "HTTP Interface operation failed";

  case CURLE_BAD_PASSWORD_ENTERED:
    return "my getpass() returns fail";

  case CURLE_TOO_MANY_REDIRECTS :
    return "catch endless re-direct loops";

  case CURLE_UNKNOWN_TELNET_OPTION:
    return "User specified an unknown option";

  case CURLE_TELNET_OPTION_SYNTAX :
    return "Malformed telnet option";

  case CURLE_OBSOLETE:
    return "obsolete";

  case CURLE_SSL_PEER_CERTIFICATE:
    return "peer's certificate wasn't ok";

  case CURLE_GOT_NOTHING:
    return "when this is a specific error";

  case CURLE_SSL_ENGINE_NOTFOUND:
    return "SSL crypto engine not found";

  case CURLE_SSL_ENGINE_SETFAILED:
    return "can not set SSL crypto engine as default";

  case CURLE_SEND_ERROR:
    return "failed sending network data";

  case CURLE_RECV_ERROR:
    return "failure in receiving network data";

  case CURLE_SHARE_IN_USE:
    return "CURLE_SHARE_IN_USER";

  case CURLE_SSL_CERTPROBLEM:
    return "problem with the local certificate";

  case CURLE_SSL_CIPHER:
    return "couldn't use specified cipher";

  case CURLE_SSL_CACERT:
    return "problem with the CA cert (path? access rights?)";

  case CURLE_BAD_CONTENT_ENCODING:
    return "Unrecognized transfer encoding";

  case CURLE_LDAP_INVALID_URL:
    return "Invalid LDAP URL";

  case CURLE_FILESIZE_EXCEEDED:
    return "Maximum file size exceeded";

  case CURLE_FTP_SSL_FAILED:
    return "Requested FTP SSL level failed";

  case CURL_LAST:
    break;
  }
  /*
   * By using a switch, gcc -Wall will complain about enum values
   * which do not appear, helping keep this function up-to-date.
   * By using gcc -Wall -Werror, you can't forget.
   *
   * A table would not have the same benefit.  Most compilers will
   * generate code very similar to a table in any case, so there
   * is little performance gain from a table.  And something is broken
   * for the user's application, anyways, so does it matter how fast
   * it _doesn't_ work?
   *
   * The line number for the error will be near this comment, which
   * is why it is here, and not at the start of the switch.
   */
  return "CURLcode unknown";
}

const char *
curl_multi_strerror(CURLMcode error)
{
  switch (error)
  {
  case CURLM_CALL_MULTI_PERFORM:
    return "please call curl_multi_perform() soon";

  case CURLM_OK:
    return "no error";

  case CURLM_BAD_HANDLE:
    return "CURLM not valid multi handle";

  case CURLM_BAD_EASY_HANDLE:
    return "CURLM not valid easy handle";

  case CURLM_OUT_OF_MEMORY:
    return "CURLM libcurl out of memory";

  case CURLM_INTERNAL_ERROR:
    return "CURLM libcurl internal bug";

  case CURLM_LAST:
    break;
  }

  return "CURLMcode unknown";
}

const char *
curl_share_strerror(CURLSHcode error)
{
  switch (error)
  {
  case CURLSHE_OK:
    return "no error";

  case CURLSHE_BAD_OPTION:
    return "CURLSH bad option";

  case CURLSHE_IN_USE:
    return "CURLSH in use";

  case CURLSHE_INVALID:
    return "CURLSH invalid";

  case CURLSHE_LAST:
    break;
  }

  return "CURLSH unknown";
}