ui: Factor out hmp_change_vnc(), and move to ui/ui-hmp-cmds.c

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230109190321.1056914-14-armbru@redhat.com>

include/monitor/hmp.h

@@ -73,6 +73,11 @@ void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict);
 void hmp_set_password(Monitor *mon, const QDict *qdict);
 void hmp_expire_password(Monitor *mon, const QDict *qdict);
 void hmp_change(Monitor *mon, const QDict *qdict);
+#ifdef CONFIG_VNC
+void hmp_change_vnc(Monitor *mon, const char *device, const char *target,
+                    const char *arg, const char *read_only, bool force,
+                    Error **errp);
+#endif
 void hmp_migrate(Monitor *mon, const QDict *qdict);
 void hmp_device_add(Monitor *mon, const QDict *qdict);
 void hmp_device_del(Monitor *mon, const QDict *qdict);

monitor/hmp-cmds.c

@@ -25,7 +25,7 @@
 #include "qemu/timer.h"
 #include "qemu/sockets.h"
 #include "qemu/help_option.h"
-#include "monitor/monitor-internal.h"
+#include "monitor/monitor.h"
 #include "qapi/error.h"
 #include "qapi/clone-visitor.h"
 #include "qapi/opts-visitor.h"
@@ -41,7 +41,6 @@
 #include "qapi/qapi-commands-run-state.h"
 #include "qapi/qapi-commands-stats.h"
 #include "qapi/qapi-commands-tpm.h"
-#include "qapi/qapi-commands-ui.h"
 #include "qapi/qapi-commands-virtio.h"
 #include "qapi/qapi-visit-virtio.h"
 #include "qapi/qapi-visit-net.h"
@@ -1075,15 +1074,6 @@ void hmp_x_colo_lost_heartbeat(Monitor *mon, const QDict *qdict)
     hmp_handle_error(mon, err);
 }
 
-#ifdef CONFIG_VNC
-static void hmp_change_read_arg(void *opaque, const char *password,
-                                void *readline_opaque)
-{
-    qmp_change_vnc_password(password, NULL);
-    monitor_read_command(opaque, 1);
-}
-#endif
-
 void hmp_change(Monitor *mon, const QDict *qdict)
 {
     const char *device = qdict_get_str(qdict, "device");
@@ -1096,23 +1086,7 @@ void hmp_change(Monitor *mon, const QDict *qdict)
 
 #ifdef CONFIG_VNC
     if (strcmp(device, "vnc") == 0) {
-        if (read_only) {
+        hmp_change_vnc(mon, device, target, arg, read_only, force, &err);
-            error_setg(&err, "Parameter 'read-only-mode' is invalid for VNC");
-            goto end;
-        }
-        if (strcmp(target, "passwd") == 0 ||
-            strcmp(target, "password") == 0) {
-            if (!arg) {
-                MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common);
-                monitor_read_password(hmp_mon, hmp_change_read_arg, NULL);
-                return;
-            } else {
-                qmp_change_vnc_password(arg, &err);
-            }
-        } else {
-            error_setg(&err, "Expected 'password' after 'vnc'");
-            goto end;
-        }
     } else
 #endif
     {

monitor/qmp-cmds.c

@@ -168,7 +168,7 @@ void qmp_add_client(const char *protocol, const char *fdname,
                     bool has_skipauth, bool skipauth, bool has_tls, bool tls,
                     Error **errp)
 {
-    static struct {
+    static const struct {
         const char *name;
         bool (*add_client)(int fd, bool has_skipauth, bool skipauth,
                            bool has_tls, bool tls, Error **errp);

ui/ui-hmp-cmds.c

@@ -18,7 +18,8 @@
 #include <spice/enums.h>
 #endif
 #include "monitor/hmp.h"
-#include "monitor/monitor.h"
+#include "monitor/monitor-internal.h"
+#include "qapi/error.h"
 #include "qapi/qapi-commands-ui.h"
 #include "qapi/qmp/qdict.h"
 #include "qemu/cutils.h"
@@ -311,6 +312,38 @@ out:
     hmp_handle_error(mon, err);
 }
 
+#ifdef CONFIG_VNC
+static void hmp_change_read_arg(void *opaque, const char *password,
+                                void *readline_opaque)
+{
+    qmp_change_vnc_password(password, NULL);
+    monitor_read_command(opaque, 1);
+}
+
+void hmp_change_vnc(Monitor *mon, const char *device, const char *target,
+                    const char *arg, const char *read_only, bool force,
+                    Error **errp)
+{
+    if (read_only) {
+        error_setg(errp, "Parameter 'read-only-mode' is invalid for VNC");
+        return;
+    }
+    if (strcmp(target, "passwd") == 0 ||
+        strcmp(target, "password") == 0) {
+        if (!arg) {
+            MonitorHMP *hmp_mon = container_of(mon, MonitorHMP, common);
+            monitor_read_password(hmp_mon, hmp_change_read_arg, NULL);
+            return;
+        } else {
+            qmp_change_vnc_password(arg, errp);
+        }
+    } else {
+        error_setg(errp, "Expected 'password' after 'vnc'");
+        return;
+    }
+}
+#endif
+
 void hmp_sendkey(Monitor *mon, const QDict *qdict)
 {
     const char *keys = qdict_get_str(qdict, "keys");