Merge remote-tracking branch 'remotes/kraxel/tags/modules-20201022-pull-request' into staging

modules: build spice and opengl as module.

# gpg: Signature made Thu 22 Oct 2020 06:12:03 BST
# gpg:                using RSA key 4CB6D8EED3E87138
# gpg: Good signature from "Gerd Hoffmann (work) <kraxel@redhat.com>" [full]
# gpg:                 aka "Gerd Hoffmann <gerd@kraxel.org>" [full]
# gpg:                 aka "Gerd Hoffmann (private) <kraxel@gmail.com>" [full]
# Primary key fingerprint: A032 8CFF B93A 17A7 9901  FE7D 4CB6 D8EE D3E8 7138

* remotes/kraxel/tags/modules-20201022-pull-request:
  opengl: build opengl helper code modular
  opengl: build egl-headless display modular
  spice: flip modules switch
  modules: add spice dependencies
  modules: dependencies infrastructure
  spice: load module when enabled on the cmdline
  spice: wire up monitor in QemuSpiceOps.
  spice: move display_add_client() to QemuSpiceOps.
  spice: move auth functions to QemuSpiceOps.
  spice: move add_interface() to QemuSpiceOps.
  spice: move display_init() to QemuSpiceOps.
  spice: move qemu_spice_init() to QemuSpiceOps.
  spice: add QemuSpiceOps, move migrate_info
  spice: add module helpers

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 85 insertions, 0 deletions

diff --git a/ui/spice-module.c b/ui/spice-module.c
new file mode 100644
index 0000000000..3222335872
--- /dev/null
+++ b/ui/spice-module.c
@@ -0,0 +1,85 @@
+/*
+ * spice module support, also spice stubs.
+ *
+ * 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 "qemu/osdep.h"
+#include "qemu/error-report.h"
+#include "qapi/error.h"
+#include "qapi/qapi-types-ui.h"
+#include "qapi/qapi-commands-ui.h"
+#include "ui/qemu-spice-module.h"
+
+int using_spice;
+
+static void qemu_spice_init_stub(void)
+{
+}
+
+static void qemu_spice_display_init_stub(void)
+{
+    /* This must never be called if CONFIG_SPICE is disabled */
+    error_report("spice support is disabled");
+    abort();
+}
+
+static int qemu_spice_migrate_info_stub(const char *h, int p, int t,
+                                        const char *s)
+{
+    return -1;
+}
+
+static int qemu_spice_set_passwd_stub(const char *passwd,
+                                      bool fail_if_connected,
+                                      bool disconnect_if_connected)
+{
+    return -1;
+}
+
+static int qemu_spice_set_pw_expire_stub(time_t expires)
+{
+    return -1;
+}
+
+static int qemu_spice_display_add_client_stub(int csock, int skipauth,
+                                              int tls)
+{
+    return -1;
+}
+
+struct QemuSpiceOps qemu_spice = {
+    .init         = qemu_spice_init_stub,
+    .display_init = qemu_spice_display_init_stub,
+    .migrate_info = qemu_spice_migrate_info_stub,
+    .set_passwd   = qemu_spice_set_passwd_stub,
+    .set_pw_expire = qemu_spice_set_pw_expire_stub,
+    .display_add_client = qemu_spice_display_add_client_stub,
+};
+
+#ifdef CONFIG_SPICE
+
+SpiceInfo *qmp_query_spice(Error **errp)
+{
+    if (!qemu_spice.qmp_query) {
+        SpiceInfo *info = g_new0(SpiceInfo, 1);
+        info->enabled = false;
+        return info;
+    }
+    return qemu_spice.qmp_query(errp);
+}
+
+#endif