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string-input-visitor: Favor new visit_free() function

Browse source 
Now that we have a polymorphic visit_free(), we no longer need
string_input_visitor_cleanup(); which in turn means we no longer
need to return a subtype from string_input_visitor_new() nor a
public upcast function.

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <1465490926-28625-7-git-send-email-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eric Blake 2016-06-09 10:48:37 -06:00 committed by Markus Armbruster
parent 09204eac9b
commit 7a0525c7be
5 changed files with 27 additions and 51 deletions
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5
include/qapi/string-input-visitor.h
View file

@ -22,9 +22,6 @@ typedef struct StringInputVisitor StringInputVisitor;
* QAPI structs, alternates, null, or arbitrary QTypes. It also
* requires a non-null list argument to visit_start_list().
*/
StringInputVisitor *string_input_visitor_new(const char *str);
void string_input_visitor_cleanup(StringInputVisitor *v);
Visitor *string_input_get_visitor(StringInputVisitor *v);
Visitor *string_input_visitor_new(const char *str);
#endif

20
qapi/string-input-visitor.c
View file

@ -326,26 +326,16 @@ static void parse_optional(Visitor *v, const char *name, bool *present)
*present = true;
}
Visitor *string_input_get_visitor(StringInputVisitor *v)
{
return &v->visitor;
}
static void string_input_free(Visitor *v)
{
StringInputVisitor *siv = to_siv(v);
string_input_visitor_cleanup(siv);
g_list_foreach(siv->ranges, free_range, NULL);
g_list_free(siv->ranges);
g_free(siv);
}
void string_input_visitor_cleanup(StringInputVisitor *v)
{
g_list_foreach(v->ranges, free_range, NULL);
g_list_free(v->ranges);
g_free(v);
}
StringInputVisitor *string_input_visitor_new(const char *str)
Visitor *string_input_visitor_new(const char *str)
{
StringInputVisitor *v;
@ -365,5 +355,5 @@ StringInputVisitor *string_input_visitor_new(const char *str)
v->visitor.free = string_input_free;
v->string = str;
return v;
return &v->visitor;
}

25
qom/object.c
View file

@ -1222,7 +1222,7 @@ int object_property_get_enum(Object *obj, const char *name,
{
Error *err = NULL;
StringOutputVisitor *sov;
StringInputVisitor *siv;
Visitor *v;
char *str;
int ret;
ObjectProperty *prop = object_property_find(obj, name, errp);
@ -1249,13 +1249,12 @@ int object_property_get_enum(Object *obj, const char *name,
return 0;
}
str = string_output_get_string(sov);
siv = string_input_visitor_new(str);
string_output_visitor_cleanup(sov);
visit_type_enum(string_input_get_visitor(siv), name, &ret,
enumprop->strings, errp);
v = string_input_visitor_new(str);
visit_type_enum(v, name, &ret, enumprop->strings, errp);
g_free(str);
string_input_visitor_cleanup(siv);
visit_free(v);
return ret;
}
@ -1265,7 +1264,7 @@ void object_property_get_uint16List(Object *obj, const char *name,
{
Error *err = NULL;
StringOutputVisitor *ov;
StringInputVisitor *iv;
Visitor *v;
char *str;
ov = string_output_visitor_new(false);
@ -1276,11 +1275,11 @@ void object_property_get_uint16List(Object *obj, const char *name,
goto out;
}
str = string_output_get_string(ov);
iv = string_input_visitor_new(str);
visit_type_uint16List(string_input_get_visitor(iv), NULL, list, errp);
v = string_input_visitor_new(str);
visit_type_uint16List(v, NULL, list, errp);
g_free(str);
string_input_visitor_cleanup(iv);
visit_free(v);
out:
string_output_visitor_cleanup(ov);
}
@ -1288,11 +1287,9 @@ out:
void object_property_parse(Object *obj, const char *string,
const char *name, Error **errp)
{
StringInputVisitor *siv;
siv = string_input_visitor_new(string);
object_property_set(obj, string_input_get_visitor(siv), name, errp);
string_input_visitor_cleanup(siv);
Visitor *v = string_input_visitor_new(string);
object_property_set(obj, v, name, errp);
visit_free(v);
}
char *object_property_print(Object *obj, const char *name, bool human,

22
tests/test-string-input-visitor.c
View file

@ -20,15 +20,15 @@
#include "qapi/qmp/types.h"
typedef struct TestInputVisitorData {
StringInputVisitor *siv;
Visitor *v;
} TestInputVisitorData;
static void visitor_input_teardown(TestInputVisitorData *data,
const void *unused)
{
if (data->siv) {
string_input_visitor_cleanup(data->siv);
data->siv = NULL;
if (data->v) {
visit_free(data->v);
data->v = NULL;
}
}
@ -39,15 +39,9 @@ static
Visitor *visitor_input_test_init(TestInputVisitorData *data,
const char *string)
{
Visitor *v;
data->siv = string_input_visitor_new(string);
g_assert(data->siv != NULL);
v = string_input_get_visitor(data->siv);
g_assert(v != NULL);
return v;
data->v = string_input_visitor_new(string);
g_assert(data->v);
return data->v;
}
static void test_visitor_in_int(TestInputVisitorData *data,
@ -199,8 +193,6 @@ static void test_visitor_in_enum(TestInputVisitorData *data,
visitor_input_teardown(data, NULL);
}
data->siv = NULL;
}
/* Try to crash the visitors */

6
tests/test-visitor-serialization.c
View file

@ -1056,7 +1056,7 @@ static void qmp_cleanup(void *datap)
typedef struct StringSerializeData {
char *string;
StringOutputVisitor *sov;
StringInputVisitor *siv;
Visitor *siv;
} StringSerializeData;
static void string_serialize(void *native_in, void **datap,
@ -1076,7 +1076,7 @@ static void string_deserialize(void **native_out, void *datap,
d->string = string_output_get_string(d->sov);
d->siv = string_input_visitor_new(d->string);
visit(string_input_get_visitor(d->siv), native_out, errp);
visit(d->siv, native_out, errp);
}
static void string_cleanup(void *datap)
@ -1084,7 +1084,7 @@ static void string_cleanup(void *datap)
StringSerializeData *d = datap;
string_output_visitor_cleanup(d->sov);
string_input_visitor_cleanup(d->siv);
visit_free(d->siv);
g_free(d->string);
g_free(d);
}