lib/init.c

   1 /* init.c       entry point for libgsasl
   2  * Copyright (C) 2002  Simon Josefsson
   3  *
   4  * This file is part of libgsasl.
   5  *
   6  * Libgsasl is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * Libgsasl is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with libgsasl; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  */
  21
  22 #include "internal.h"
  23
  24 #if ENABLE_NLS
  25 char *
  26 _gsasl_gettext (const char *str)
  27 {
  28   return dgettext (PACKAGE, str);
  29 }
  30
  31 void
  32 _gsasl_gettext_init ()
  33 {
  34   bindtextdomain(PACKAGE, LOCALEDIR);
  35 #ifdef HAVE_BIND_TEXTDOMAIN_CODESET
  36   bind_textdomain_codeset (PACKAGE, "UTF-8");
  37 #endif
  38   textdomain (PACKAGE);
  39 }
  40 #endif /* ENABLE_NLS */
  41
  42 /**
  43  * gsasl_init:
  44  * @ctx: pointer to libgsasl handle.
  45  *
  46  * This functions initializes libgsasl.  The handle pointed to by ctx
  47  * is valid for use with other libgsasl functions iff this function is
  48  * successful.
  49  *
  50  * Return value: GSASL_OK iff successful, otherwise GSASL_MALLOC_ERROR.
  51  **/
  52 int
  53 gsasl_init (Gsasl_ctx **ctx)
  54 {
  55   int i;
  56
  57 #if ENABLE_NLS
  58   _gsasl_gettext_init();
  59 #endif
  60
  61   *ctx = (Gsasl_ctx*) malloc(sizeof(**ctx));
  62   if (*ctx == NULL)
  63     return GSASL_MALLOC_ERROR;
  64
  65   memset(*ctx, 0, sizeof(**ctx));
  66
  67   i = 0;
  68   while (_gsasl_all_mechanisms[i].name)
  69     {
  70       if (_gsasl_all_mechanisms[i].client.init &&
  71           _gsasl_all_mechanisms[i].client.init(*ctx) == GSASL_OK)
  72         {
  73           if ((*ctx)->client_mechs)
  74             (*ctx)->client_mechs = (_Gsasl_mechanism*)
  75               realloc ((*ctx)->client_mechs,
  76                        sizeof(*(*ctx)->client_mechs) *
  77                        ((*ctx)->n_client_mechs + 1));
  78           else
  79             (*ctx)->client_mechs = (_Gsasl_mechanism*)
  80               malloc (sizeof(*(*ctx)->client_mechs));
  81
  82           if ((*ctx)->client_mechs == NULL)
  83             {
  84               gsasl_done(*ctx);
  85               return GSASL_MALLOC_ERROR;
  86             }
  87
  88           (*ctx)->client_mechs[(*ctx)->n_client_mechs] =
  89             _gsasl_all_mechanisms[i];
  90           (*ctx)->n_client_mechs++;
  91         }
  92
  93       if (_gsasl_all_mechanisms[i].server.init &&
  94           _gsasl_all_mechanisms[i].server.init(*ctx) == GSASL_OK)
  95         {
  96           if ((*ctx)->server_mechs)
  97             (*ctx)->server_mechs = (_Gsasl_mechanism*)
  98               realloc ((*ctx)->server_mechs,
  99                        sizeof(*(*ctx)->server_mechs) *
 100                        ((*ctx)->n_server_mechs + 1));
 101           else
 102             (*ctx)->server_mechs = (_Gsasl_mechanism*)
 103               malloc (sizeof(*(*ctx)->server_mechs));
 104
 105           if ((*ctx)->server_mechs == NULL)
 106             {
 107               gsasl_done(*ctx);
 108               return GSASL_MALLOC_ERROR;
 109             }
 110
 111           (*ctx)->server_mechs[(*ctx)->n_server_mechs] =
 112             _gsasl_all_mechanisms[i];
 113           (*ctx)->n_server_mechs++;
 114         }
 115
 116       i++;
 117     }
 118
 119   return GSASL_OK;
 120 }