/*
 * Copyright (C) 2010-2011 Mamadou Diop.
 *
 * Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
 *	
 * This file is part of Open Source Doubango Framework.
 *
 * DOUBANGO is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *	
 * DOUBANGO is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *	
 * You should have received a copy of the GNU General Public License
 * along with DOUBANGO.
 *
 */
 /**@file tmedia_machine_utils.rl
  * @brief Ragel file.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 %%{
 
 	machine tmedia_machine_utils;
 	
 	OCTET = "0x"[0-9A-Fa-f]+;
 	CHAR = 0x01..0x7f;
 	VCHAR = 0x21..0x7e;
 	ALPHA = 0x41..0x5a | 0x61..0x7a;
 	DIGIT = 0x30..0x39;
 	CTL = 0x00..0x1f | 0x7f;
 	HTAB = "\t";
 	LF = "\n";
 	CR = "\r";
 	SP = " ";
 	DQUOTE = "\"";
 	BIT = "0" | "1";
 	HEXDIG = DIGIT | "A"i | "B"i | "C"i | "D"i | "E"i | "F"i;
 	CRLF = CR LF;
 	WSP = SP | HTAB;
 	LWSP = ( WSP | ( CRLF WSP ) )*;
 	LWS = ( WSP* CRLF )? WSP+;
 	SWS = LWS?;
 	EQUAL = SWS "=" SWS;
 	LHEX = DIGIT | 0x61..0x66;
 	HCOLON = ( SP | HTAB )* ":" SWS;
 	separators = "(" | ")" | "<" | ">" | "@" | "," | ";" | ":" | "\\" | DQUOTE | "/" | "[" | "]" | "?" | "=" | "{" | "}" | SP | HTAB;
 	STAR = SWS "*" SWS;
 	SLASH = SWS "/" SWS;
 	LPAREN = SWS "(" SWS;
 	RPAREN = SWS ")" SWS;
 	COMMA = SWS "," SWS;
 	SEMI = SWS ";" SWS;
 	COLON = SWS ":" SWS;
 	LAQUOT = SWS "<";
 	LDQUOT = SWS DQUOTE;
 	RAQUOT = ">" SWS;
 	RDQUOT = DQUOTE SWS;
 	UTF8_CONT = 0x80..0xbf;
     ##### FIXME: UTF8_NONASCII up to 2bytes will fail on Android
 	UTF8_NONASCII = ( 0x80..0xff );
 	#UTF8_NONASCII = ( 0xc0..0xdf UTF8_CONT ) | ( 0xe0..0xef UTF8_CONT{2} ) | ( 0xf0..0xf7 UTF8_CONT{3} ) | ( 0xf8..0xfb UTF8_CONT{4} ) | ( 0xfc..0xfd UTF8_CONT{5} );	ctext = 0x21..0x27 | 0x2a..0x5b | 0x5d..0x7e | UTF8_NONASCII | LWS;
 	qvalue = ( "0" ( "." DIGIT{,3} )? ) | ( "1" ( "." "0"{,3} )? );
 	alphanum = ALPHA | DIGIT;
 	token = ( alphanum | "-" | "." | "!" | "%" | "*" | "_" | "+" | "`" | "'" | "~" )+;
 	ietf_token = token;
 	x_token = "x-"i token;
 	iana_token = token;
 	token_nodot = ( alphanum | "-" | "!" | "%" | "*" | "_" | "+" | "`" | "'" | "~" )+;
 	word = ( alphanum | "-" | "." | "!" | "%" | "*" | "_" | "+" | "`" | "'" | "~" | "(" | ")" | "<" | ">" | ":" | "\\" | DQUOTE | "/" | "[" | "]" | "?" | "{" | "}" )+;
 }%%