4 # Copyright (c) 2014 Wenchao Xia
5 # Copyright (c) 2015 Red Hat Inc.
8 # Wenchao Xia <wenchaoqemu@gmail.com>
9 # Markus Armbruster <armbru@redhat.com>
11 # This work is licensed under the terms of the GNU GPL, version 2.
12 # See the COPYING file in the top-level directory.
17 def gen_event_send_proto(name
, arg_type
):
18 return 'void qapi_event_send_%(c_name)s(%(param)s)' % {
19 'c_name': c_name(name
.lower()),
20 'param': gen_params(arg_type
, 'Error **errp')}
23 def gen_event_send_decl(name
, arg_type
):
28 proto
=gen_event_send_proto(name
, arg_type
))
31 def gen_event_send(name
, arg_type
):
37 Error *local_err = NULL;
38 QMPEventFuncEmit emit;
40 proto
=gen_event_send_proto(name
, arg_type
))
42 if arg_type
and arg_type
.members
:
44 QmpOutputVisitor *qov;
51 emit = qmp_event_get_func_emit();
56 qmp = qmp_event_build_dict("%(name)s");
61 if arg_type
and arg_type
.members
:
63 qov = qmp_output_visitor_new();
66 v = qmp_output_get_visitor(qov);
69 /* Fake visit, as if all members are under a structure */
70 visit_start_struct(v, NULL, "", "%(name)s", 0, &local_err);
78 for memb
in arg_type
.members
:
83 c_name
=c_name(memb
.name
))
86 # Ugly: need to cast away the const
87 if memb
.type.name
== "str":
93 visit_type_%(c_type)s(v, %(cast)s&%(c_name)s, "%(name)s", &local_err);
99 c_name
=c_name(memb
.name
),
100 c_type
=memb
.type.c_name(),
111 visit_end_struct(v, &local_err);
116 obj = qmp_output_get_qobject(qov);
117 g_assert(obj != NULL);
119 qdict_put_obj(qmp, "data", obj);
123 emit(%(c_enum)s, qmp, &local_err);
126 c_enum
=c_enum_const(event_enum_name
, name
))
128 if arg_type
and arg_type
.members
:
131 qmp_output_visitor_cleanup(qov);
134 error_propagate(errp, local_err);
141 class QAPISchemaGenEventVisitor(QAPISchemaVisitor
):
145 self
._event
_names
= None
147 def visit_begin(self
, schema
):
150 self
._event
_names
= []
153 self
.decl
+= gen_enum(event_enum_name
, self
._event
_names
)
154 self
.defn
+= gen_enum_lookup(event_enum_name
, self
._event
_names
)
155 self
._event
_names
= None
157 def visit_event(self
, name
, info
, arg_type
):
158 self
.decl
+= gen_event_send_decl(name
, arg_type
)
159 self
.defn
+= gen_event_send(name
, arg_type
)
160 self
._event
_names
.append(name
)
163 (input_file
, output_dir
, do_c
, do_h
, prefix
, dummy
) = parse_command_line()
167 * schema-defined QAPI event functions
169 * Copyright (c) 2014 Wenchao Xia
172 * Wenchao Xia <wenchaoqemu@gmail.com>
174 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
175 * See the COPYING.LIB file in the top-level directory.
181 * schema-defined QAPI event functions
183 * Copyright (c) 2014 Wenchao Xia
186 * Wenchao Xia <wenchaoqemu@gmail.com>
188 * This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
189 * See the COPYING.LIB file in the top-level directory.
194 (fdef
, fdecl
) = open_output(output_dir
, do_c
, do_h
, prefix
,
195 'qapi-event.c', 'qapi-event.h',
196 c_comment
, h_comment
)
199 #include "qemu-common.h"
200 #include "%(prefix)sqapi-event.h"
201 #include "%(prefix)sqapi-visit.h"
202 #include "qapi/qmp-output-visitor.h"
203 #include "qapi/qmp-event.h"
208 fdecl
.write(mcgen('''
209 #include "qapi/error.h"
210 #include "qapi/qmp/qdict.h"
211 #include "%(prefix)sqapi-types.h"
216 event_enum_name
= c_name(prefix
+ "QAPIEvent", protect
=False)
218 schema
= QAPISchema(input_file
)
219 gen
= QAPISchemaGenEventVisitor()
222 fdecl
.write(gen
.decl
)
224 close_output(fdef
, fdecl
)