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/*
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* libvirt-gobject-stream.h: libvirt gobject integration
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*
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* Copyright (C) 2011 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*
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* Authors: Daniel P. Berrange <berrange@redhat.com>
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* Marc-André Lureau <marcandre.lureau@redhat.com>
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*/
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#if !defined(__LIBVIRT_GOBJECT_H__) && !defined(LIBVIRT_GOBJECT_BUILD)
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#error "Only <libvirt-gobject/libvirt-gobject.h> can be included directly."
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#endif
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#ifndef __LIBVIRT_GOBJECT_STREAM_H__
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#define __LIBVIRT_GOBJECT_STREAM_H__
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#include <glib-object.h>
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#include <gio/gio.h>
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G_BEGIN_DECLS
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#define GVIR_TYPE_STREAM (gvir_stream_get_type ())
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#define GVIR_STREAM(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GVIR_TYPE_STREAM, GVirStream))
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#define GVIR_STREAM_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GVIR_TYPE_STREAM, GVirStreamClass))
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#define GVIR_IS_STREAM(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GVIR_TYPE_STREAM))
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#define GVIR_IS_STREAM_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GVIR_TYPE_STREAM))
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#define GVIR_STREAM_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GVIR_TYPE_STREAM, GVirStreamClass))
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#define GVIR_TYPE_STREAM_HANDLE (gvir_stream_handle_get_type())
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typedef struct _GVirStream GVirStream;
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typedef struct _GVirStreamPrivate GVirStreamPrivate;
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typedef struct _GVirStreamClass GVirStreamClass;
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struct _GVirStream
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{
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GIOStream parent_instance;
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GVirStreamPrivate *priv;
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/* Do not add fields to this struct */
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};
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struct _GVirStreamClass
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{
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GIOStreamClass parent_class;
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gpointer padding[20];
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};
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/**
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* GVirStreamSinkFunc:
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* @stream: a #GVirStream
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* @buf: (out) (array length=nbytes) (transfer none): data pointer
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* @nbytes: data size
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* @user_data: user data passed to the function
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*
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* Returns: the number of bytes filled, 0 upon end
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* of file, or -1 upon error
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*/
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typedef gint (* GVirStreamSinkFunc)(GVirStream *stream,
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const gchar *buf,
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gsize nbytes,
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gpointer user_data);
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/**
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* GVirStreamSourceFunc:
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* @stream: a #GVirStream
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* @buf: (out) (array length=nbytes) (transfer none): data pointer
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* @nbytes: data size
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* @user_data: user data passed to the function
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*
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* Returns: the number of bytes filled, 0 upon end
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* of file, or -1 upon error
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*/
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typedef gint (* GVirStreamSourceFunc)(GVirStream *stream,
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gchar *buf,
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gsize nbytes,
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gpointer user_data);
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GType gvir_stream_get_type(void);
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GType gvir_stream_handle_get_type(void);
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typedef enum {
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GVIR_STREAM_IO_CONDITION_READABLE = (1 << 0),
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GVIR_STREAM_IO_CONDITION_WRITABLE = (1 << 1),
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GVIR_STREAM_IO_CONDITION_HANGUP = (1 << 2),
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GVIR_STREAM_IO_CONDITION_ERROR = (1 << 3),
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} GVirStreamIOCondition;
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typedef gboolean (*GVirStreamIOFunc)(GVirStream *stream,
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GVirStreamIOCondition cond,
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gpointer opaque);
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guint gvir_stream_add_watch(GVirStream *stream,
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GVirStreamIOCondition cond,
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GVirStreamIOFunc func,
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gpointer opaque);
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guint gvir_stream_add_watch_full(GVirStream *stream,
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gint priority,
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GVirStreamIOCondition cond,
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GVirStreamIOFunc func,
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gpointer opaque,
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GDestroyNotify notify);
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gssize gvir_stream_receive_all(GVirStream *stream,
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GCancellable *cancellable,
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GVirStreamSinkFunc func,
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gpointer user_data,
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GError **error);
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gssize gvir_stream_receive(GVirStream *stream,
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gchar *buffer,
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gsize size,
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GCancellable *cancellable,
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GError **error);
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gssize gvir_stream_send_all(GVirStream *stream,
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GCancellable *cancellable,
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GVirStreamSourceFunc func,
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gpointer user_data,
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GError **error);
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gssize gvir_stream_send(GVirStream *stream,
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const gchar *buffer,
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gsize size,
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GCancellable *cancellable,
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GError **error);
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G_END_DECLS
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#endif /* __LIBVIRT_GOBJECT_STREAM_H__ */
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