pcpstream.h

/*
    This file is part of Pretty Curved Privacy (pcp1).

    Copyright (C) 2013-2014 T.v.Dein.

    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/>.

    You can contact me by mail: <tom AT vondein DOT org>.
*/

#ifndef HAVE_PCP_PCPSTEAM_H
#define HAVE_PCP_PCPSTEAM_H

#include <stdarg.h>
#include <stdio.h>
#include "mem.h"
#include "util.h"
#include "defines.h"
#include "buffer.h"

struct _pcp_stream_t {
  FILE *fd;          
  Buffer *b;         
  uint8_t is_buffer; 
  uint8_t eof;       
  uint8_t err;       
};

typedef struct _pcp_stream_t Pcpstream;

/* initialize a new empty stream */
Pcpstream *ps_init(void);

Pcpstream *ps_new_file(FILE *backendfd);

Pcpstream *ps_new_inbuffer(Buffer *b);

Pcpstream *ps_new_outbuffer();


size_t ps_read(Pcpstream *stream, void *buf, size_t readbytes);

size_t ps_write(Pcpstream *stream, void *buf, size_t writebytes);

size_t ps_print(Pcpstream *stream, const char * fmt, ...);

size_t ps_tell(Pcpstream *stream);

Buffer *ps_buffer(Pcpstream *stream);

void ps_close(Pcpstream *stream);

int ps_end(Pcpstream *stream);

int ps_err(Pcpstream *stream);


#endif // HAVE_PCP_PCPSTEAM_H