From: Marc-André Lureau <marcandre.lur...@redhat.com>
Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com>
---
ui/vdagent.c | 139 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 139 insertions(+)
diff --git a/ui/vdagent.c b/ui/vdagent.c
index 125c659af7..cc5738a6ea 100644
--- a/ui/vdagent.c
+++ b/ui/vdagent.c
@@ -10,6 +10,7 @@
#include "ui/clipboard.h"
#include "ui/console.h"
#include "ui/input.h"
+#include "migration/vmstate.h"
#include "trace.h"
#include "qapi/qapi-types-char.h"
@@ -930,6 +931,143 @@ static void vdagent_chr_class_init(ObjectClass *oc, void
*data)
cc->chr_accept_input = vdagent_chr_accept_input;
}
+static int post_load(void *opaque, int version_id)
+{
+ VDAgentChardev *vd = QEMU_VDAGENT_CHARDEV(opaque);
+
+ if (have_mouse(vd) && vd->mouse_hs) {
+ qemu_input_handler_activate(vd->mouse_hs);
+ }
+
+ if (have_clipboard(vd)) {
+ vdagent_clipboard_peer_register(vd);
+ }
+
+ return 0;
+}
+
+static const VMStateDescription vmstate_chunk = {
+ .name = "vdagent/chunk",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .fields = (const VMStateField[]) {
+ VMSTATE_UINT32(port, VDIChunkHeader),
+ VMSTATE_UINT32(size, VDIChunkHeader),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const VMStateDescription vmstate_vdba = {
+ .name = "vdagent/bytearray",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .fields = (const VMStateField[]) {
+ VMSTATE_UINT32(len, GByteArray),
+ VMSTATE_VBUFFER_ALLOC_UINT32(data, GByteArray, 0, 0, len),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+struct CBInfoArray {
+ uint32_t n;
+ QemuClipboardInfo cbinfo[QEMU_CLIPBOARD_SELECTION__COUNT];
+};
+
+static const VMStateDescription vmstate_cbinfo_array = {
+ .name = "cbinfoarray",
+ .fields = (const VMStateField[]) {
+ VMSTATE_UINT32(n, struct CBInfoArray),
+ VMSTATE_STRUCT_VARRAY_UINT32(cbinfo, struct CBInfoArray, n,
+ 0, vmstate_cbinfo, QemuClipboardInfo),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static int put_cbinfo(QEMUFile *f, void *pv, size_t size,
+ const VMStateField *field, JSONWriter *vmdesc)
+{
+ VDAgentChardev *vd = QEMU_VDAGENT_CHARDEV(pv);
+ struct CBInfoArray cbinfo = { 0, };
+ int i;
+
+ if (!have_clipboard(vd)) {
+ return 0;
+ }
+
+ for (i = 0; i < QEMU_CLIPBOARD_SELECTION__COUNT; i++) {
+ if (qemu_clipboard_peer_owns(&vd->cbpeer, i)) {
+ cbinfo.cbinfo[cbinfo.n++] = *qemu_clipboard_info(i);
+ }
+ }
+
+ return vmstate_save_state(f, &vmstate_cbinfo_array, &cbinfo, vmdesc);
+}
+
+static int get_cbinfo(QEMUFile *f, void *pv, size_t size,
+ const VMStateField *field)
+{
+ VDAgentChardev *vd = QEMU_VDAGENT_CHARDEV(pv);
+ struct CBInfoArray cbinfo = { 0, };
+ int i, ret;
+
+ if (!have_clipboard(vd)) {
+ return 0;
+ }
+
+ vdagent_clipboard_peer_register(vd);
+
+ ret = vmstate_load_state(f, &vmstate_cbinfo_array, &cbinfo, 0);
+ if (ret) {
+ return ret;
+ }
+
+ for (i = 0; i < cbinfo.n; i++) {
+ g_autoptr(QemuClipboardInfo) info =
qemu_clipboard_info_new(&vd->cbpeer, cbinfo.cbinfo[i].selection);
+ /* this will steal clipboard data pointer from cbinfo.types */
+ memcpy(info->types, cbinfo.cbinfo[i].types,
sizeof(cbinfo.cbinfo[i].types));
+ qemu_clipboard_update(info);
+ }
+
+ return 0;
+}
+
+static const VMStateInfo vmstate_cbinfos = {
+ .name = "vdagent/cbinfos",
+ .get = get_cbinfo,
+ .put = put_cbinfo,
+};
+
+static const VMStateDescription vmstate_vdagent = {
+ .name = "vdagent",
+ .version_id = 0,
+ .minimum_version_id = 0,
+ .post_load = post_load,
+ .fields = (const VMStateField[]) {
+ VMSTATE_BOOL(connected, VDAgentChardev),
+ VMSTATE_UINT32(caps, VDAgentChardev),
+ VMSTATE_STRUCT(chunk, VDAgentChardev, 0, vmstate_chunk,
VDIChunkHeader),
+ VMSTATE_UINT32(chunksize, VDAgentChardev),
+ VMSTATE_UINT32(msgsize, VDAgentChardev),
+ VMSTATE_VBUFFER_ALLOC_UINT32(msgbuf, VDAgentChardev, 0, 0, msgsize),
+ VMSTATE_UINT32(xsize, VDAgentChardev),
+ VMSTATE_UINT32(xoff, VDAgentChardev),
+ VMSTATE_VBUFFER_ALLOC_UINT32(xbuf, VDAgentChardev, 0, 0, xsize),
+ VMSTATE_STRUCT_POINTER(outbuf, VDAgentChardev, vmstate_vdba,
GByteArray),
+ VMSTATE_UINT32(mouse_x, VDAgentChardev),
+ VMSTATE_UINT32(mouse_y, VDAgentChardev),
+ VMSTATE_UINT32(mouse_btn, VDAgentChardev),
+ VMSTATE_UINT32(mouse_display, VDAgentChardev),
+ VMSTATE_UINT32_ARRAY(last_serial, VDAgentChardev,
QEMU_CLIPBOARD_SELECTION__COUNT),
+ VMSTATE_UINT32_ARRAY(cbpending, VDAgentChardev,
QEMU_CLIPBOARD_SELECTION__COUNT),
+ {
+ .name = "cbinfos",
+ .info = &vmstate_cbinfos,
+ .flags = VMS_SINGLE,
+ },
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static void vdagent_chr_init(Object *obj)
{
VDAgentChardev *vd = QEMU_VDAGENT_CHARDEV(obj);
@@ -937,6 +1075,7 @@ static void vdagent_chr_init(Object *obj)
vd->outbuf = g_byte_array_new();
error_setg(&vd->migration_blocker,
"The vdagent chardev doesn't yet support migration");
+ vmstate_register_any(NULL, &vmstate_vdagent, vd);
}
static void vdagent_chr_fini(Object *obj)
--
2.47.0
