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/*
kbs - Simple, easily fooled, POP3 spam filter
Copyright (C) 2003 Ian Cowburn (ianc@noddybox.demon.co.uk)
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 2 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-------------------------------------------------------------------------
Dynamic strings
*/
static const char id[]="$Id$";
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <ctype.h>
#include <sys/types.h>
#include <sys/select.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netinet/tcp.h>
#include <netdb.h>
#include "global.h"
#include "dstring.h"
#include "util.h"
static const char header_id[]=KBS_DSTRING_H;
/* ---------------------------------------- CONSTANTS
*/
#define BLOCKSIZE 512
/* ---------------------------------------- INTERFACES
*/
DString DSInit(void)
{
DString ds;
ds=Malloc(sizeof *ds);
ds->len=0;
ds->text=Malloc(BLOCKSIZE);
ds->text[0]=0;
return ds;
}
void DSFree(DString ds)
{
if (ds)
{
free(ds->text);
free(ds);
}
}
DString DSReset(DString ds)
{
DSFree(ds);
return DSInit();
}
DString DSAddChar(DString to, char c)
{
if (((to->len+2)%BLOCKSIZE)==0)
{
to->text=Realloc(to->text,(((to->len+2)/BLOCKSIZE)+1)*BLOCKSIZE);
}
to->text[to->len++]=c;
to->text[to->len]=0;
return to;
}
DString DSAddCP(DString to, const char *from)
{
to->len+=strlen(from);
to->text=Realloc(to->text,(((to->len+1)/BLOCKSIZE)+1)*BLOCKSIZE);
strcat(to->text,from);
return to;
}
DString DSAddDS(DString to, const DString from)
{
DSAddCP(to,from->text);
return to;
}
/* END OF FILE */
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