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/* MIT License
*
* Copyright (c) 1998 Massachusetts Institute of Technology
* Copyright (c) The c-ares project and its contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*
* SPDX-License-Identifier: MIT
*/
#include "ares_private.h"
const char *ares_strerror(int code)
{
ares_status_t status = (ares_status_t)code;
switch (status) {
case ARES_SUCCESS:
return "Successful completion";
case ARES_ENODATA:
return "DNS server returned answer with no data";
case ARES_EFORMERR:
return "DNS server claims query was misformatted";
case ARES_ESERVFAIL:
return "DNS server returned general failure";
case ARES_ENOTFOUND:
return "Domain name not found";
case ARES_ENOTIMP:
return "DNS server does not implement requested operation";
case ARES_EREFUSED:
return "DNS server refused query";
case ARES_EBADQUERY:
return "Misformatted DNS query";
case ARES_EBADNAME:
return "Misformatted domain name";
case ARES_EBADFAMILY:
return "Unsupported address family";
case ARES_EBADRESP:
return "Misformatted DNS reply";
case ARES_ECONNREFUSED:
return "Could not contact DNS servers";
case ARES_ETIMEOUT:
return "Timeout while contacting DNS servers";
case ARES_EOF:
return "End of file";
case ARES_EFILE:
return "Error reading file";
case ARES_ENOMEM:
return "Out of memory";
case ARES_EDESTRUCTION:
return "Channel is being destroyed";
case ARES_EBADSTR:
return "Misformatted string";
case ARES_EBADFLAGS:
return "Illegal flags specified";
case ARES_ENONAME:
return "Given hostname is not numeric";
case ARES_EBADHINTS:
return "Illegal hints flags specified";
case ARES_ENOTINITIALIZED:
return "c-ares library initialization not yet performed";
case ARES_ELOADIPHLPAPI:
return "Error loading iphlpapi.dll";
case ARES_EADDRGETNETWORKPARAMS:
return "Could not find GetNetworkParams function";
case ARES_ECANCELLED:
return "DNS query cancelled";
case ARES_ESERVICE:
return "Invalid service name or number";
case ARES_ENOSERVER:
return "No DNS servers were configured";
}
return "unknown";
}
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