xref: /openbmc/qemu/qga/channel.h (revision fc8c745d)
1 /*
2  * QEMU Guest Agent channel declarations
3  *
4  * Copyright IBM Corp. 2012
5  *
6  * Authors:
7  *  Michael Roth      <mdroth@linux.vnet.ibm.com>
8  *
9  * This work is licensed under the terms of the GNU GPL, version 2 or later.
10  * See the COPYING file in the top-level directory.
11  */
12 #ifndef QGA_CHANNEL_H
13 #define QGA_CHANNEL_H
14 
15 
16 typedef struct GAChannel GAChannel;
17 
18 typedef enum {
19     GA_CHANNEL_VIRTIO_SERIAL,
20     GA_CHANNEL_ISA_SERIAL,
21     GA_CHANNEL_UNIX_LISTEN,
22     GA_CHANNEL_VSOCK_LISTEN,
23 } GAChannelMethod;
24 
25 typedef gboolean (*GAChannelCallback)(GIOCondition condition, gpointer opaque);
26 
27 GAChannel *ga_channel_new(GAChannelMethod method, const gchar *path,
28                           int listen_fd, GAChannelCallback cb,
29                           gpointer opaque);
30 void ga_channel_free(GAChannel *c);
31 GIOStatus ga_channel_read(GAChannel *c, gchar *buf, gsize size, gsize *count);
32 GIOStatus ga_channel_write_all(GAChannel *c, const gchar *buf, gsize size);
33 
34 #endif
35