Wenchao Xia | f882126 | 2014-06-18 08:43:27 +0200 | [diff] [blame] | 1 | /* |
| 2 | * QMP Event related |
| 3 | * |
| 4 | * Copyright (c) 2014 Wenchao Xia |
| 5 | * |
| 6 | * Authors: |
| 7 | * Wenchao Xia <wenchaoqemu@gmail.com> |
| 8 | * |
| 9 | * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. |
| 10 | * See the COPYING.LIB file in the top-level directory. |
| 11 | * |
| 12 | */ |
| 13 | |
Peter Maydell | cbf2115 | 2016-01-29 17:49:57 +0000 | [diff] [blame] | 14 | #include "qemu/osdep.h" |
Wenchao Xia | f882126 | 2014-06-18 08:43:27 +0200 | [diff] [blame] | 15 | |
| 16 | #include "qemu-common.h" |
| 17 | #include "qapi/qmp-event.h" |
| 18 | #include "qapi/qmp/qstring.h" |
| 19 | #include "qapi/qmp/qjson.h" |
| 20 | |
Wenchao Xia | f882126 | 2014-06-18 08:43:27 +0200 | [diff] [blame] | 21 | static QMPEventFuncEmit qmp_emit; |
| 22 | |
| 23 | void qmp_event_set_func_emit(QMPEventFuncEmit emit) |
| 24 | { |
| 25 | qmp_emit = emit; |
| 26 | } |
| 27 | |
| 28 | QMPEventFuncEmit qmp_event_get_func_emit(void) |
| 29 | { |
| 30 | return qmp_emit; |
| 31 | } |
| 32 | |
| 33 | static void timestamp_put(QDict *qdict) |
| 34 | { |
| 35 | int err; |
| 36 | QObject *obj; |
| 37 | qemu_timeval tv; |
Wenchao Xia | f882126 | 2014-06-18 08:43:27 +0200 | [diff] [blame] | 38 | |
| 39 | err = qemu_gettimeofday(&tv); |
Eric Blake | 043b5a4 | 2016-11-23 11:36:54 -0600 | [diff] [blame] | 40 | /* Put -1 to indicate failure of getting host time */ |
| 41 | obj = qobject_from_jsonf("{ 'seconds': %lld, 'microseconds': %lld }", |
| 42 | err < 0 ? -1LL : (long long)tv.tv_sec, |
| 43 | err < 0 ? -1LL : (long long)tv.tv_usec); |
Wenchao Xia | f882126 | 2014-06-18 08:43:27 +0200 | [diff] [blame] | 44 | qdict_put_obj(qdict, "timestamp", obj); |
| 45 | } |
| 46 | |
| 47 | /* |
| 48 | * Build a QDict, then fill event name and time stamp, caller should free the |
| 49 | * QDict after usage. |
| 50 | */ |
| 51 | QDict *qmp_event_build_dict(const char *event_name) |
| 52 | { |
| 53 | QDict *dict = qdict_new(); |
| 54 | qdict_put(dict, "event", qstring_from_str(event_name)); |
| 55 | timestamp_put(dict); |
| 56 | return dict; |
| 57 | } |