src/config/intf.c

   1 /*****************************************************************************
   2  * intf.c: interface configuration handling
   3  *****************************************************************************
   4  * Copyright (C) 2001-2007 VLC authors and VideoLAN
   5  * $Id$
   6  *
   7  * Authors: Gildas Bazin <gbazin@videolan.org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17  * GNU Lesser General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with this program; if not, write to the Free Software Foundation,
  21  * Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 #ifdef HAVE_CONFIG_H
  25 # include "config.h"
  26 #endif
  27
  28 #include <vlc_common.h>
  29
  30 #include <assert.h>
  31
  32 #undef config_AddIntf
  33 /* Adds an extra interface to the configuration */
  34 void config_AddIntf( vlc_object_t *p_this, const char *psz_intf )
  35 {
  36     vlc_object_t *libvlc = VLC_OBJECT(p_this->obj.libvlc);
  37
  38     assert( psz_intf );
  39
  40     char *psz_config, *psz_parser;
  41     size_t i_len = strlen( psz_intf );
  42
  43     psz_config = psz_parser = config_GetPsz( libvlc, "control" );
  44     while( psz_parser )
  45     {
  46         if( !strncmp( psz_intf, psz_parser, i_len ) )
  47         {
  48             free( psz_config );
  49             return;
  50         }
  51         psz_parser = strchr( psz_parser, ':' );
  52         if( psz_parser ) psz_parser++; /* skip the ':' */
  53     }
  54     free( psz_config );
  55
  56     psz_config = psz_parser = config_GetPsz( libvlc, "extraintf" );
  57     while( psz_parser )
  58     {
  59         if( !strncmp( psz_intf, psz_parser, i_len ) )
  60         {
  61             free( psz_config );
  62             return;
  63         }
  64         psz_parser = strchr( psz_parser, ':' );
  65         if( psz_parser ) psz_parser++; /* skip the ':' */
  66     }
  67
  68     /* interface not found in the config, let's add it */
  69     if( psz_config && strlen( psz_config ) > 0 )
  70     {
  71         char *psz_newconfig;
  72         if( asprintf( &psz_newconfig, "%s:%s", psz_config, psz_intf ) != -1 )
  73         {
  74             config_PutPsz( libvlc, "extraintf", psz_newconfig );
  75             free( psz_newconfig );
  76         }
  77     }
  78     else
  79         config_PutPsz( libvlc, "extraintf", psz_intf );
  80
  81     free( psz_config );
  82 }
  83
  84 #undef config_RemoveIntf
  85 /* Removes an extra interface from the configuration */
  86 void config_RemoveIntf( vlc_object_t *p_this, const char *psz_intf )
  87 {
  88     vlc_object_t *libvlc = VLC_OBJECT(p_this->obj.libvlc);
  89
  90     assert( psz_intf );
  91
  92     char *psz_config, *psz_parser;
  93     size_t i_len = strlen( psz_intf );
  94
  95     psz_config = psz_parser = config_GetPsz( libvlc, "extraintf" );
  96     while( psz_parser )
  97     {
  98         if( !strncmp( psz_intf, psz_parser, i_len ) )
  99         {
 100             char *psz_newconfig;
 101             char *psz_end = psz_parser + i_len;
 102             if( *psz_end == ':' ) psz_end++;
 103             *psz_parser = '\0';
 104             if( asprintf( &psz_newconfig, "%s%s", psz_config, psz_end ) != -1 )
 105             {
 106                 config_PutPsz( libvlc, "extraintf", psz_newconfig );
 107                 free( psz_newconfig );
 108             }
 109             break;
 110         }
 111         psz_parser = strchr( psz_parser, ':' );
 112         if( psz_parser ) psz_parser++; /* skip the ':' */
 113     }
 114     free( psz_config );
 115
 116     psz_config = psz_parser = config_GetPsz( libvlc, "control" );
 117     while( psz_parser )
 118     {
 119         if( !strncmp( psz_intf, psz_parser, i_len ) )
 120         {
 121             char *psz_newconfig;
 122             char *psz_end = psz_parser + i_len;
 123             if( *psz_end == ':' ) psz_end++;
 124             *psz_parser = '\0';
 125             if( asprintf( &psz_newconfig, "%s%s", psz_config, psz_end ) != -1 )
 126             {
 127                 config_PutPsz( libvlc, "control", psz_newconfig );
 128                 free( psz_newconfig );
 129             }
 130             break;
 131         }
 132         psz_parser = strchr( psz_parser, ':' );
 133         if( psz_parser ) psz_parser++; /* skip the ':' */
 134     }
 135     free( psz_config );
 136 }
 137
 138 #undef config_ExistIntf
 139 /*
 140  * Returns true if the specified extra interface is present in the
 141  * configuration, false if not
 142  */
 143 bool config_ExistIntf( vlc_object_t *p_this, const char *psz_intf )
 144 {
 145     vlc_object_t *libvlc = VLC_OBJECT(p_this->obj.libvlc);
 146
 147     assert( psz_intf );
 148
 149     char *psz_config, *psz_parser;
 150     size_t i_len = strlen( psz_intf );
 151
 152     psz_config = psz_parser = config_GetPsz( libvlc, "extraintf" );
 153     while( psz_parser )
 154     {
 155         if( !strncmp( psz_parser, psz_intf, i_len ) )
 156         {
 157             free( psz_config );
 158             return true;
 159         }
 160         psz_parser = strchr( psz_parser, ':' );
 161         if( psz_parser ) psz_parser++; /* skip the ':' */
 162     }
 163     free( psz_config );
 164
 165     psz_config = psz_parser = config_GetPsz( libvlc, "control" );
 166     while( psz_parser )
 167     {
 168         if( !strncmp( psz_parser, psz_intf, i_len ) )
 169         {
 170             free( psz_config );
 171             return true;
 172         }
 173         psz_parser = strchr( psz_parser, ':' );
 174         if( psz_parser ) psz_parser++; /* skip the ':' */
 175     }
 176     free( psz_config );
 177
 178     return false;
 179 }
 180