spice: add keyboard

Open keyboard channel.  Now you can type into the spice client and the
keyboard events are sent to your guest.  You'll need some other display
like vnc to actually see the guest responding to them though.

4 files changed, 89 insertions, 1 deletions

diff --git a/Makefile.objs b/Makefile.objs
index 2b58109e8..a95106fa3 100644
--- a/Makefile.objs
+++ b/Makefile.objs
@@ -88,7 +88,7 @@ common-obj-y += pflib.o
 common-obj-$(CONFIG_BRLAPI) += baum.o
 common-obj-$(CONFIG_POSIX) += migration-exec.o migration-unix.o migration-fd.o
 
-common-obj-$(CONFIG_SPICE) += ui/spice-core.o
+common-obj-$(CONFIG_SPICE) += ui/spice-core.o ui/spice-input.o
 
 audio-obj-y = audio.o noaudio.o wavaudio.o mixeng.o
 audio-obj-$(CONFIG_SDL) += sdlaudio.o
diff --git a/ui/qemu-spice.h b/ui/qemu-spice.h
index 50faefb8d..175c96118 100644
--- a/ui/qemu-spice.h
+++ b/ui/qemu-spice.h
@@ -28,6 +28,7 @@
 extern int using_spice;
 
 void qemu_spice_init(void);
+void qemu_spice_input_init(void);
 int qemu_spice_add_interface(SpiceBaseInstance *sin);
 
 #else  /* CONFIG_SPICE */
diff --git a/ui/spice-core.c b/ui/spice-core.c
index 006604b62..8b5e4a809 100644
--- a/ui/spice-core.c
+++ b/ui/spice-core.c
@@ -167,6 +167,8 @@ void qemu_spice_init(void)
 
     spice_server_init(spice_server, &core_interface);
     using_spice = 1;
+
+    qemu_spice_input_init();
 }
 
 int qemu_spice_add_interface(SpiceBaseInstance *sin)
diff --git a/ui/spice-input.c b/ui/spice-input.c
new file mode 100644
index 000000000..5538a79c1
--- /dev/null
+++ b/ui/spice-input.c
@@ -0,0 +1,85 @@
+/*
+ * Copyright (C) 2010 Red Hat, Inc.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 or
+ * (at your option) version 3 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+#include <spice.h>
+#include <spice/enums.h>
+
+#include "qemu-common.h"
+#include "qemu-spice.h"
+#include "console.h"
+
+/* keyboard bits */
+
+typedef struct QemuSpiceKbd {
+    SpiceKbdInstance sin;
+    int ledstate;
+} QemuSpiceKbd;
+
+static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag);
+static uint8_t kbd_get_leds(SpiceKbdInstance *sin);
+static void kbd_leds(void *opaque, int l);
+
+static const SpiceKbdInterface kbd_interface = {
+    .base.type          = SPICE_INTERFACE_KEYBOARD,
+    .base.description   = "qemu keyboard",
+    .base.major_version = SPICE_INTERFACE_KEYBOARD_MAJOR,
+    .base.minor_version = SPICE_INTERFACE_KEYBOARD_MINOR,
+    .push_scan_freg     = kbd_push_key,
+    .get_leds           = kbd_get_leds,
+};
+
+static void kbd_push_key(SpiceKbdInstance *sin, uint8_t frag)
+{
+    kbd_put_keycode(frag);
+}
+
+static uint8_t kbd_get_leds(SpiceKbdInstance *sin)
+{
+    QemuSpiceKbd *kbd = container_of(sin, QemuSpiceKbd, sin);
+    return kbd->ledstate;
+}
+
+static void kbd_leds(void *opaque, int ledstate)
+{
+    QemuSpiceKbd *kbd = opaque;
+
+    kbd->ledstate = 0;
+    if (ledstate & QEMU_SCROLL_LOCK_LED) {
+        kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_SCROLL_LOCK;
+    }
+    if (ledstate & QEMU_NUM_LOCK_LED) {
+        kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_NUM_LOCK;
+    }
+    if (ledstate & QEMU_CAPS_LOCK_LED) {
+        kbd->ledstate |= SPICE_KEYBOARD_MODIFIER_FLAGS_CAPS_LOCK;
+    }
+    spice_server_kbd_leds(&kbd->sin, ledstate);
+}
+
+void qemu_spice_input_init(void)
+{
+    QemuSpiceKbd *kbd;
+
+    kbd = qemu_mallocz(sizeof(*kbd));
+    kbd->sin.base.sif = &kbd_interface.base;
+    qemu_spice_add_interface(&kbd->sin.base);
+    qemu_add_led_event_handler(kbd_leds, kbd);
+}