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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* camel-stream-buffer.h :stream which buffers another stream */
/*
*
* Author :
* Michael Zucchi <notzed@helixcode.com>
*
* Copyright 2000 Helix Code Inc. (http://www.helixcode.com) .
*
* 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
*/
#ifndef CAMEL_STREAM_BUFFER_H
#define CAMEL_STREAM_BUFFER_H 1
#ifdef __cplusplus
extern "C" {
#pragma }
#endif /* __cplusplus }*/
#include <camel/camel-seekable-stream.h>
#include <stdio.h>
#define CAMEL_STREAM_BUFFER_TYPE (camel_stream_buffer_get_type ())
#define CAMEL_STREAM_BUFFER(obj) (CAMEL_CHECK_CAST((obj), CAMEL_STREAM_BUFFER_TYPE, CamelStreamBuffer))
#define CAMEL_STREAM_BUFFER_CLASS(k) (CAMEL_CHECK_CLASS_CAST ((k), CAMEL_STREAM_BUFFER_TYPE, CamelStreamBufferClass))
#define CAMEL_IS_STREAM_BUFFER(o) (CAMEL_CHECK_TYPE((o), CAMEL_STREAM_BUFFER_TYPE))
typedef enum
{
CAMEL_STREAM_BUFFER_BUFFER = 0,
CAMEL_STREAM_BUFFER_NEWLINE,
CAMEL_STREAM_BUFFER_NONE,
CAMEL_STREAM_BUFFER_READ = 0x00,
CAMEL_STREAM_BUFFER_WRITE = 0x80,
CAMEL_STREAM_BUFFER_MODE = 0x80
} CamelStreamBufferMode;
struct _CamelStreamBuffer
{
CamelStream parent_object;
/* these are all of course, private */
CamelStream *stream;
unsigned char *buf, *ptr, *end;
int size;
unsigned char *linebuf; /* for reading lines at a time */
int linesize;
CamelStreamBufferMode mode;
unsigned int flags; /* internal flags */
};
typedef struct {
CamelStreamClass parent_class;
/* Virtual methods */
void (*init) (CamelStreamBuffer *stream_buffer, CamelStream *stream,
CamelStreamBufferMode mode);
void (*init_vbuf) (CamelStreamBuffer *stream_buffer,
CamelStream *stream, CamelStreamBufferMode mode,
char *buf, guint32 size);
} CamelStreamBufferClass;
/* Standard Camel function */
CamelType camel_stream_buffer_get_type (void);
/* public methods */
CamelStream *camel_stream_buffer_new (CamelStream *s,
CamelStreamBufferMode mode);
CamelStream *camel_stream_buffer_new_with_vbuf (CamelStream *s,
CamelStreamBufferMode mode,
char *buf, guint32 size);
/* unimplemented
CamelStream *camel_stream_buffer_set_vbuf (CamelStreamBuffer *b, CamelStreamBufferMode mode, char *buf, guint32 size); */
/* read a line of characters */
int camel_stream_buffer_gets (CamelStreamBuffer *b, char *buf, unsigned int max);
char *camel_stream_buffer_read_line (CamelStreamBuffer *sbf);
#ifdef __cplusplus
}
#endif /* __cplusplus */
#endif /* CAMEL_STREAM_BUFFER_H */
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