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qapi: Add visitor for implicit structs

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These can be used when an embedded struct is parsed and members not
belonging to the struct may be present in the input (e.g. parsing a
flat namespace QMP union, where fields from both the base and one
of the alternative types are mixed in the JSON object)

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
This commit is contained in:
Kevin Wolf 2013-07-03 15:52:42 +02:00
parent 51631493e4
commit 761d524dbc
4 changed files with 37 additions and 0 deletions
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16
qapi/qapi-visit-core.c
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@ -45,6 +45,22 @@ void visit_end_struct(Visitor *v, Error **errp)
v->end_struct(v, errp);
}
void visit_start_implicit_struct(Visitor *v, void **obj, size_t size,
Error **errp)
{
if (!error_is_set(errp) && v->start_implicit_struct) {
v->start_implicit_struct(v, obj, size, errp);
}
}
void visit_end_implicit_struct(Visitor *v, Error **errp)
{
assert(!error_is_set(errp));
if (v->end_implicit_struct) {
v->end_implicit_struct(v, errp);
}
}
void visit_start_list(Visitor *v, const char *name, Error **errp)
{
if (!error_is_set(errp)) {