Add VMState support for pointers
This patch adds support for saving pointers to values
Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
diff --git a/savevm.c b/savevm.c
index 616637a..7e56a89 100644
--- a/savevm.c
+++ b/savevm.c
@@ -807,6 +807,27 @@
.put = put_uint64,
};
+/* timers */
+
+static int get_timer(QEMUFile *f, void *pv, size_t size)
+{
+ QEMUTimer *v = pv;
+ qemu_get_timer(f, v);
+ return 0;
+}
+
+static void put_timer(QEMUFile *f, const void *pv, size_t size)
+{
+ QEMUTimer *v = (void *)pv;
+ qemu_put_timer(f, v);
+}
+
+const VMStateInfo vmstate_info_timer = {
+ .name = "timer",
+ .get = get_timer,
+ .put = put_timer,
+};
+
typedef struct SaveStateEntry {
char idstr[256];
int instance_id;
@@ -954,6 +975,9 @@
void *addr = opaque + field->offset;
int ret;
+ if (field->flags & VMS_POINTER) {
+ addr = *(void **)addr;
+ }
ret = field->info->get(f, addr, field->size);
if (ret < 0) {
return ret;
@@ -971,6 +995,10 @@
while(field->name) {
const void *addr = opaque + field->offset;
+
+ if (field->flags & VMS_POINTER) {
+ addr = *(void **)addr;
+ }
field->info->put(f, addr, field->size);
field++;
}