path: root/mail/em-sync-stream.h

/*
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Authors:
 *      Michael Zucchi <notzed@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

/*
EMSyncStream - Abstract class.
A synchronous stream, that can be written from any thread, but whose
requests are always handled in the main gui thread in the correct order.
*/

#ifndef EM_SYNC_STREAM_H
#define EM_SYNC_STREAM_H

#include <glib.h>
#include <camel/camel-stream.h>

#define EM_SYNC_STREAM_TYPE \
    (em_sync_stream_get_type ())
#define EM_SYNC_STREAM(obj) \
    (CAMEL_CHECK_CAST \
    ((obj), EM_SYNC_STREAM_TYPE, EMSyncStream))
#define EM_SYNC_STREAM_CLASS(cls) \
    (CAMEL_CHECK_CLASS_CAST \
    ((cls), EM_SYNC_STREAM_TYPE, EMSyncStreamClass))
#define EM_IS_SYNC_STREAM(obj) \
    (CAMEL_CHECK_TYPE ((obj), EM_SYNC_STREAM_TYPE))

G_BEGIN_DECLS

typedef struct _EMSyncStream EMSyncStream;
typedef struct _EMSyncStreamClass EMSyncStreamClass;

struct _EMSyncStream {
    CamelStream parent;
    GString *buffer;
    gboolean cancel;
};

struct _EMSyncStreamClass {
    CamelStreamClass parent_class;

    gssize      (*sync_write)       (CamelStream *stream,
                         const gchar *string,
                         gsize len);
    int     (*sync_close)       (CamelStream *stream);
    int     (*sync_flush)       (CamelStream *stream);
};

CamelType   em_sync_stream_get_type     (void);
void        em_sync_stream_set_buffer_size  (EMSyncStream *stream,
                         gsize size);

G_END_DECLS

#endif /* EM_SYNC_STREAM_H */