daemon/escape.h

   1 /* -*- Mode: C ; c-basic-offset: 2 -*- */
   2 /*
   3  * LADI Session Handler (ladish)
   4  *
   5  * Copyright (C) 2009, 2010 Nedko Arnaudov <nedko@arnaudov.name>
   6  *
   7  **************************************************************************
   8  * This file contains the prototypes of the escape helper functions
   9  **************************************************************************
  10  *
  11  * LADI Session Handler is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or
  14  * (at your option) any later version.
  15  *
  16  * LADI Session Handler is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with LADI Session Handler. If not, see <http://www.gnu.org/licenses/>
  23  * or write to the Free Software Foundation, Inc.,
  24  * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  25  */
  26
  27 #ifndef ESCAPE_H__FABBE484_1093_41C1_9FC9_62ED0106E542__INCLUDED
  28 #define ESCAPE_H__FABBE484_1093_41C1_9FC9_62ED0106E542__INCLUDED
  29
  30 #include "common.h"
  31 #include <limits.h>             /* UINT_MAX */
  32
  33 #define LADISH_ESCAPE_FLAG_XML_ATTR ((unsigned int)1 << 0)
  34 #define LADISH_ESCAPE_FLAG_OTHER    ((unsigned int)1 << 1)
  35 #define LADISH_ESCAPE_FLAG_ALL      UINT_MAX
  36
  37 void escape(const char ** src_ptr, char ** dst_ptr, unsigned int flags);
  38 void escape_simple(const char * src_ptr, char * dst_ptr, unsigned int flags);
  39 size_t unescape(const char * src, size_t src_len, char * dst);
  40 void unescape_simple(char * buffer);
  41 char * unescape_dup(const char * src);
  42
  43 /* encode each char in three bytes (percent encoding) */
  44 #define max_escaped_length(unescaped_length) ((unescaped_length) * 3)
  45
  46 #endif /* #ifndef ESCAPE_H__FABBE484_1093_41C1_9FC9_62ED0106E542__INCLUDED */