*/
#include "qemu/osdep.h"
+#include "qapi/error.h"
#include "qemu-common.h"
#include "qapi/qmp/qobject.h"
#include "qapi/qmp/qerror.h"
#include "qapi/visitor.h"
#include "qapi/visitor-impl.h"
+void visit_complete(Visitor *v, void *opaque)
+{
+ assert(v->type != VISITOR_OUTPUT || v->complete);
+ if (v->complete) {
+ v->complete(v, opaque);
+ }
+}
+
+void visit_free(Visitor *v)
+{
+ if (v) {
+ v->free(v);
+ }
+}
+
void visit_start_struct(Visitor *v, const char *name, void **obj,
size_t size, Error **errp)
{
- v->start_struct(v, name, obj, size, errp);
+ Error *err = NULL;
+
+ if (obj) {
+ assert(size);
+ assert(v->type != VISITOR_OUTPUT || *obj);
+ }
+ v->start_struct(v, name, obj, size, &err);
+ if (obj && v->type == VISITOR_INPUT) {
+ assert(!err != !*obj);
+ }
+ error_propagate(errp, err);
}
-void visit_end_struct(Visitor *v, Error **errp)
+void visit_check_struct(Visitor *v, Error **errp)
{
- v->end_struct(v, errp);
+ if (v->check_struct) {
+ v->check_struct(v, errp);
+ }
}
-void visit_start_implicit_struct(Visitor *v, void **obj, size_t size,
- Error **errp)
+void visit_end_struct(Visitor *v, void **obj)
{
- if (v->start_implicit_struct) {
- v->start_implicit_struct(v, obj, size, errp);
- }
+ v->end_struct(v, obj);
}
-void visit_end_implicit_struct(Visitor *v)
+void visit_start_list(Visitor *v, const char *name, GenericList **list,
+ size_t size, Error **errp)
{
- if (v->end_implicit_struct) {
- v->end_implicit_struct(v);
+ Error *err = NULL;
+
+ assert(!list || size >= sizeof(GenericList));
+ v->start_list(v, name, list, size, &err);
+ if (list && v->type == VISITOR_INPUT) {
+ assert(!(err && *list));
}
+ error_propagate(errp, err);
}
-void visit_start_list(Visitor *v, const char *name, Error **errp)
+GenericList *visit_next_list(Visitor *v, GenericList *tail, size_t size)
{
- v->start_list(v, name, errp);
+ assert(tail && size >= sizeof(GenericList));
+ return v->next_list(v, tail, size);
}
-GenericList *visit_next_list(Visitor *v, GenericList **list, size_t size)
+void visit_end_list(Visitor *v, void **obj)
{
- assert(list && size >= sizeof(GenericList));
- return v->next_list(v, list, size);
+ v->end_list(v, obj);
}
-void visit_end_list(Visitor *v)
+void visit_start_alternate(Visitor *v, const char *name,
+ GenericAlternate **obj, size_t size,
+ bool promote_int, Error **errp)
{
- v->end_list(v);
+ Error *err = NULL;
+
+ assert(obj && size >= sizeof(GenericAlternate));
+ assert(v->type != VISITOR_OUTPUT || *obj);
+ if (v->start_alternate) {
+ v->start_alternate(v, name, obj, size, promote_int, &err);
+ }
+ if (v->type == VISITOR_INPUT) {
+ assert(v->start_alternate && !err != !*obj);
+ }
+ error_propagate(errp, err);
}
-bool visit_optional(Visitor *v, const char *name, bool *present)
+void visit_end_alternate(Visitor *v, void **obj)
{
- if (v->optional) {
- v->optional(v, name, present);
+ if (v->end_alternate) {
+ v->end_alternate(v, obj);
}
- return *present;
}
-void visit_get_next_type(Visitor *v, const char *name, QType *type,
- bool promote_int, Error **errp)
+bool visit_optional(Visitor *v, const char *name, bool *present)
{
- if (v->get_next_type) {
- v->get_next_type(v, name, type, promote_int, errp);
+ if (v->optional) {
+ v->optional(v, name, present);
}
+ return *present;
}
-void visit_type_enum(Visitor *v, const char *name, int *obj,
- const char *const strings[], Error **errp)
+bool visit_is_input(Visitor *v)
{
- v->type_enum(v, name, obj, strings, errp);
+ return v->type == VISITOR_INPUT;
}
void visit_type_int(Visitor *v, const char *name, int64_t *obj, Error **errp)
{
+ assert(obj);
v->type_int64(v, name, obj, errp);
}
void visit_type_uint64(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
+ assert(obj);
v->type_uint64(v, name, obj, errp);
}
void visit_type_int64(Visitor *v, const char *name, int64_t *obj,
Error **errp)
{
+ assert(obj);
v->type_int64(v, name, obj, errp);
}
void visit_type_size(Visitor *v, const char *name, uint64_t *obj,
Error **errp)
{
+ assert(obj);
if (v->type_size) {
v->type_size(v, name, obj, errp);
} else {
void visit_type_bool(Visitor *v, const char *name, bool *obj, Error **errp)
{
+ assert(obj);
v->type_bool(v, name, obj, errp);
}
void visit_type_str(Visitor *v, const char *name, char **obj, Error **errp)
{
- v->type_str(v, name, obj, errp);
+ Error *err = NULL;
+
+ assert(obj);
+ /* TODO: Fix callers to not pass NULL when they mean "", so that we
+ * can enable:
+ assert(v->type != VISITOR_OUTPUT || *obj);
+ */
+ v->type_str(v, name, obj, &err);
+ if (v->type == VISITOR_INPUT) {
+ assert(!err != !*obj);
+ }
+ error_propagate(errp, err);
}
void visit_type_number(Visitor *v, const char *name, double *obj,
Error **errp)
{
+ assert(obj);
v->type_number(v, name, obj, errp);
}
void visit_type_any(Visitor *v, const char *name, QObject **obj, Error **errp)
{
- v->type_any(v, name, obj, errp);
+ Error *err = NULL;
+
+ assert(obj);
+ assert(v->type != VISITOR_OUTPUT || *obj);
+ v->type_any(v, name, obj, &err);
+ if (v->type == VISITOR_INPUT) {
+ assert(!err != !*obj);
+ }
+ error_propagate(errp, err);
}
-void output_type_enum(Visitor *v, const char *name, int *obj,
- const char *const strings[], Error **errp)
+void visit_type_null(Visitor *v, const char *name, Error **errp)
+{
+ v->type_null(v, name, errp);
+}
+
+static void output_type_enum(Visitor *v, const char *name, int *obj,
+ const char *const strings[], Error **errp)
{
int i = 0;
int value = *obj;
char *enum_str;
- assert(strings);
while (strings[i++] != NULL);
if (value < 0 || value >= i - 1) {
error_setg(errp, QERR_INVALID_PARAMETER, name ? name : "null");
visit_type_str(v, name, &enum_str, errp);
}
-void input_type_enum(Visitor *v, const char *name, int *obj,
- const char *const strings[], Error **errp)
+static void input_type_enum(Visitor *v, const char *name, int *obj,
+ const char *const strings[], Error **errp)
{
Error *local_err = NULL;
int64_t value = 0;
char *enum_str;
- assert(strings);
-
visit_type_str(v, name, &enum_str, &local_err);
if (local_err) {
error_propagate(errp, local_err);
g_free(enum_str);
*obj = value;
}
+
+void visit_type_enum(Visitor *v, const char *name, int *obj,
+ const char *const strings[], Error **errp)
+{
+ assert(obj && strings);
+ if (v->type == VISITOR_INPUT) {
+ input_type_enum(v, name, obj, strings, errp);
+ } else if (v->type == VISITOR_OUTPUT) {
+ output_type_enum(v, name, obj, strings, errp);
+ }
+}