native_client_sdk/src/libraries/nacl_io/syscalls/socket/hstrerror.c

   1 /* Copyright 2013 The Chromium Authors. All rights reserved.
   2  * Use of this source code is governed by a BSD-style license that can be
   3  * found in the LICENSE file. */
   4
   5 #include "nacl_io/ossocket.h"
   6
   7 #ifdef PROVIDES_SOCKET_API
   8
   9 #include <stdio.h>
  10
  11 const char* hstrerror(int err) {
  12   switch (err) {
  13     case HOST_NOT_FOUND:
  14       return "The specified host is unknown.";
  15     case NO_ADDRESS:
  16       return "The requested name is valid but does not have an IP address.";
  17     case NO_RECOVERY:
  18       return "A nonrecoverable name server error occurred.";
  19     case TRY_AGAIN:
  20       return "A temporary error occurred on an authoritative name server. "
  21              "Try again later.";
  22     case NETDB_INTERNAL:
  23       return "Internal error in gethostbyname.";
  24   }
  25
  26   static char rtn[128];
  27   snprintf(rtn, sizeof(rtn), "Unknown error in gethostbyname: %d.", err);
  28   return rtn;
  29 }
  30
  31 #endif  /* PROVIDES_SOCKET_API */