/* * QMP Event related * * Copyright (c) 2014 Wenchao Xia * * Authors: * Wenchao Xia <wenchaoqemu@gmail.com> * * This work is licensed under the terms of the GNU LGPL, version 2.1 or later. * See the COPYING.LIB file in the top-level directory. * */ #include <inttypes.h> #include "qemu-common.h" #include "qapi/qmp-event.h" #include "qapi/qmp/qstring.h" #include "qapi/qmp/qjson.h" static QMPEventFuncEmit qmp_emit; void qmp_event_set_func_emit(QMPEventFuncEmit emit) { qmp_emit = emit; } QMPEventFuncEmit qmp_event_get_func_emit(void) { return qmp_emit; } static void timestamp_put(QDict *qdict) { int err; QObject *obj; qemu_timeval tv; int64_t sec, usec; err = qemu_gettimeofday(&tv); if (err < 0) { /* Put -1 to indicate failure of getting host time */ sec = -1; usec = -1; } else { sec = tv.tv_sec; usec = tv.tv_usec; } obj = qobject_from_jsonf("{ 'seconds': %" PRId64 ", " "'microseconds': %" PRId64 " }", sec, usec); qdict_put_obj(qdict, "timestamp", obj); } /* * Build a QDict, then fill event name and time stamp, caller should free the * QDict after usage. */ QDict *qmp_event_build_dict(const char *event_name) { QDict *dict = qdict_new(); qdict_put(dict, "event", qstring_from_str(event_name)); timestamp_put(dict); return dict; }