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1 /*
2 * QEMU Guest Agent core declarations
3 *
4 * Copyright IBM Corp. 2011
5 *
6 * Authors:
7 * Adam Litke <aglitke@linux.vnet.ibm.com>
8 * Michael Roth <mdroth@linux.vnet.ibm.com>
9 *
10 * This work is licensed under the terms of the GNU GPL, version 2 or later.
11 * See the COPYING file in the top-level directory.
12 */
13 #ifndef GUEST_AGENT_CORE_H
14 #define GUEST_AGENT_CORE_H
15
16 #ifdef _WIN32
17 #include <pdh.h>
18 #endif
19
20 #include "qapi/qmp-registry.h"
21 #include "qga-qapi-types.h"
22
23 #define QGA_READ_COUNT_DEFAULT 4096
24
25 typedef struct GAState GAState;
26 typedef struct GACommandState GACommandState;
27
28 extern GAState *ga_state;
29 extern QmpCommandList ga_commands;
30
31 GList *ga_command_init_blockedrpcs(GList *blockedrpcs);
32 void ga_command_state_init(GAState *s, GACommandState *cs);
33 void ga_command_state_add(GACommandState *cs,
34 void (*init)(void),
35 void (*cleanup)(void));
36 void ga_command_state_init_all(GACommandState *cs);
37 void ga_command_state_cleanup_all(GACommandState *cs);
38 GACommandState *ga_command_state_new(void);
39 void ga_command_state_free(GACommandState *cs);
40 bool ga_logging_enabled(GAState *s);
41 void ga_disable_logging(GAState *s);
42 void ga_enable_logging(GAState *s);
43 void G_GNUC_PRINTF(1, 2) slog(const gchar *fmt, ...);
44 void ga_set_response_delimited(GAState *s);
45 bool ga_is_frozen(GAState *s);
46 void ga_set_frozen(GAState *s);
47 void ga_unset_frozen(GAState *s);
48 #ifdef _WIN32
49 void ga_set_load_avg_event(GAState *s, HANDLE event);
50 void ga_set_load_avg_wait_handle(GAState *s, HANDLE wait_handle);
51 void ga_set_load_avg_pdh_query(GAState *s, HQUERY query);
52 HQUERY ga_get_load_avg_pdh_query(GAState *s);
53 #endif
54 const char *ga_fsfreeze_hook(GAState *s);
55 int64_t ga_get_fd_handle(GAState *s, Error **errp);
56 int ga_parse_whence(GuestFileWhence *whence, Error **errp);
57
58 #ifndef _WIN32
59 void reopen_fd_to_null(int fd);
60 #endif
61
62 #endif /* GUEST_AGENT_CORE_H */