Line data    Source code

       1             : /* strerror-punycode.c --- Convert punycode errors into text.
       2             :    Copyright (C) 2004-2020 Simon Josefsson
       3             : 
       4             :    This file is part of GNU Libidn.
       5             : 
       6             :    GNU Libidn is free software: you can redistribute it and/or
       7             :    modify it under the terms of either:
       8             : 
       9             :      * the GNU Lesser General Public License as published by the Free
      10             :        Software Foundation; either version 3 of the License, or (at
      11             :        your option) any later version.
      12             : 
      13             :    or
      14             : 
      15             :      * the GNU General Public License as published by the Free
      16             :        Software Foundation; either version 2 of the License, or (at
      17             :        your option) any later version.
      18             : 
      19             :    or both in parallel, as here.
      20             : 
      21             :    GNU Libidn is distributed in the hope that it will be useful,
      22             :    but WITHOUT ANY WARRANTY; without even the implied warranty of
      23             :    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      24             :    General Public License for more details.
      25             : 
      26             :    You should have received copies of the GNU General Public License and
      27             :    the GNU Lesser General Public License along with this program.  If
      28             :    not, see <http://www.gnu.org/licenses/>. */
      29             : 
      30             : #ifdef HAVE_CONFIG_H
      31             : # include "config.h"
      32             : #endif
      33             : 
      34             : #include "punycode.h"
      35             : 
      36             : #include "gettext.h"
      37             : #define _(String) dgettext (PACKAGE, String)
      38             : 
      39             : /**
      40             :  * punycode_strerror:
      41             :  * @rc: an #Punycode_status return code.
      42             :  *
      43             :  * Convert a return code integer to a text string.  This string can be
      44             :  * used to output a diagnostic message to the user.
      45             :  *
      46             :  * PUNYCODE_SUCCESS: Successful operation.  This value is guaranteed
      47             :  *   to always be zero, the remaining ones are only guaranteed to hold
      48             :  *   non-zero values, for logical comparison purposes.
      49             :  * PUNYCODE_BAD_INPUT: Input is invalid.
      50             :  * PUNYCODE_BIG_OUTPUT: Output would exceed the space provided.
      51             :  * PUNYCODE_OVERFLOW: Input needs wider integers to process.
      52             :  *
      53             :  * Return value: Returns a pointer to a statically allocated string
      54             :  * containing a description of the error with the return code @rc.
      55             :  **/
      56             : const char *
      57           8 : punycode_strerror (Punycode_status rc)
      58             : {
      59             :   const char *p;
      60             : 
      61           8 :   bindtextdomain (PACKAGE, LOCALEDIR);
      62             : 
      63           8 :   switch (rc)
      64             :     {
      65           2 :     case PUNYCODE_SUCCESS:
      66           2 :       p = _("Success");
      67           2 :       break;
      68             : 
      69           1 :     case PUNYCODE_BAD_INPUT:
      70           1 :       p = _("Invalid input");
      71           1 :       break;
      72             : 
      73           1 :     case PUNYCODE_BIG_OUTPUT:
      74           1 :       p = _("Output would exceed the buffer space provided");
      75           1 :       break;
      76             : 
      77           1 :     case PUNYCODE_OVERFLOW:
      78           1 :       p = _("String size limit exceeded");
      79           1 :       break;
      80             : 
      81           3 :     default:
      82           3 :       p = _("Unknown error");
      83           3 :       break;
      84             :     }
      85             : 
      86           8 :   return p;
      87             : }