/*
* lftp - file transfer program
*
* Copyright (c) 2016 by Alexander V. Lukyanov (lav@yars.free.net)
*
* This program 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.
*
* This program 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, see <http://www.gnu.org/licenses/>.
*/
#include <config.h>
#include "HttpHeader.h"
const xstring& HttpHeader::extract_quoted_value(const char *value,const char **p_end)
{
static xstring value1;
if(*value=='"')
{
value1.truncate();
value++;
while(*value && *value!='"')
{
if(*value=='\\' && value[1])
value++;
value1.append(*value++);
}
if(p_end)
*p_end=(*value=='"'?value+1:value);
}
else
{
int end=strcspn(value,"()<>@,;:\\\"/[]?={} \t");
value1.nset(value,end);
if(p_end)
*p_end=value+end;
}
return value1;
}
xstring& HttpHeader::append_quoted_value(xstring& s,const char *v)
{
s.append('"');
while(*v) {
if(*v=='\\' || *v=='"')
s.append('\\');
s.append(*v++);
}
return s.append('"');
}