parser/parser_f.h
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 /* 
  * $Id$
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  *
  * Copyright (C) 2001-2003 Fhg Fokus
  *
  * This file is part of ser, a free SIP server.
  *
  * ser 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 2 of the License, or
  * (at your option) any later version
  *
  * For a license to use the ser software under conditions
  * other than those described here, or to purchase support for this
  * software, please contact iptel.org by e-mail at the following addresses:
  *    info@iptel.org
  *
  * ser 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 this program; if not, write to the Free Software 
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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  *
  * History
  * --------
  * 2003-02-28 scratchpad compatibility abandoned (jiri)
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  * 2003-03-24 find_not_quoted function added (janakj)
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  */
 
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 #ifndef parser_f_h
 #define parser_f_h
 
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 #include "../comp_defs.h"
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 #include "../str.h"
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 char* eat_line(char* buffer, unsigned int len);
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 /* turn the most frequently called functions into inline functions */
 
 inline static char* eat_space_end(char* p, char* pend)
 {
 	for(;(p<pend)&&(*p==' ' || *p=='\t') ;p++);
 	return p;
 }
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 #define SP(_c) ((_c)=='\t' || (_c)==' ')
 inline static char* eat_lws_end(char* p, char* pend)
 {
 	while(p<pend) {
 		if (SP(*p)) p++;
 		/* btw--I really dislike line folding; -jiri */
 		else if (*p=='\n' && p+1<pend && SP(*(p+1))) p+=2;
 		else if (*p=='\r' && p+2<pend && *(p+1)=='\n' 
 					&& SP(*(p+2))) p+=3;
 		else break; /* no whitespace encountered */
 	}
 	return p;
 }
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 inline static char* eat_token_end(char* p, char* pend)
 {
 	for (;(p<pend)&&(*p!=' ')&&(*p!='\t')&&(*p!='\n')&&(*p!='\r'); p++);
 	return p;
 }
 
 
 
 inline static char* eat_token2_end(char* p, char* pend, char delim)
 {
 	for (;(p<pend)&&(*p!=(delim))&&(*p!='\n')&&(*p!='\r'); p++);
 	return p;
 }
 
 
 
 inline static int is_empty_end(char* p, char* pend )
 {
 	p=eat_space_end(p, pend );
 	return ((p<(pend )) && (*p=='\r' || *p=='\n'));
 }
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 /*
  * Find a character occurence that is not quoted
  */
 inline static char* find_not_quoted(str* _s, char _c)
 {
 	int quoted = 0, i;
 	
 	for(i = 0; i < _s->len; i++) {
 		if (!quoted) {
 			if (_s->s[i] == '\"') quoted = 1;
 			else if (_s->s[i] == _c) return _s->s + i;
 		} else {
 			if ((_s->s[i] == '\"') && (_s->s[i - 1] != '\\')) quoted = 0;
 		}
 	}
 	return 0;
 }
 
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 #endif /* parser_f_h */