xserver 1.5.2. tested by ckuethe@, oga@, and others.

1 files changed, 119 insertions, 0 deletions

diff --git a/xserver/hw/kdrive/ephyr/ephyrproxyext.c b/xserver/hw/kdrive/ephyr/ephyrproxyext.c
new file mode 100644
index 000000000..0c070f4c7
--- /dev/null
+++ b/xserver/hw/kdrive/ephyr/ephyrproxyext.c
@@ -0,0 +1,119 @@
+/*
+ * Xephyr - A kdrive X server thats runs in a host X window.
+ *          Authored by Matthew Allum <mallum@openedhand.com>
+ * 
+ * Copyright © 2007 OpenedHand Ltd 
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of OpenedHand Ltd not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. OpenedHand Ltd makes no
+ * representations about the suitability of this software for any purpose.  It
+ * is provided "as is" without express or implied warranty.
+ *
+ * OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ *
+ * Authors:
+ *    Dodji Seketeli <dodji@openedhand.com>
+ */
+
+/*
+ * \file
+ * This file defines a proxy extension that forwards requests.
+ * When a request to extension FOO is sent to Xephyr, that request is forwared
+ * to the host X, without even trying to know what the request means.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <kdrive-config.h>
+#endif
+
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "ephyrproxyext.h"
+#define _HAVE_XALLOC_DECLS
+#include "ephyrlog.h"
+#include "ephyrhostproxy.h"
+#include "hostx.h"
+
+static Bool ephyrProxyGetHostExtensionInfo (const char *a_ext_name,
+                                            int *a_major_opcode,
+                                            int *a_first_event,
+                                            int *a_first_error) ;
+
+static int ephyrProxyProcDispatch (ClientPtr client) ;
+
+static Bool
+ephyrProxyGetHostExtensionInfo (const char *a_ext_name,
+                                int *a_major_opcode,
+                                int *a_first_event,
+                                int *a_first_error)
+{
+    return hostx_get_extension_info (a_ext_name, a_major_opcode,
+                                     a_first_event, a_first_error) ;
+}
+
+static int
+ephyrProxyProcDispatch (ClientPtr a_client)
+{
+    int res=BadImplementation ;
+    struct XReply reply ;
+
+    if (!ephyrHostProxyDoForward (a_client->requestBuffer, &reply, FALSE)) {
+        EPHYR_LOG_ERROR ("forwarding failed\n") ;
+        goto out ;
+    }
+    reply.sequence_number = a_client->sequence;
+    res = Success ;
+
+    WriteToClient(a_client, 32, (char *)&reply);
+
+out:
+    return res ;
+}
+
+static void
+ephyrProxyProcReset (ExtensionEntry *a_entry)
+{
+}
+
+Bool
+ephyrProxyExtensionInit (const char *a_extension_name)
+{
+    Bool is_ok = FALSE ;
+    int major_opcode=0, first_event=0, first_error=0;
+    ExtensionEntry *ext=NULL ;
+
+    if (!ephyrProxyGetHostExtensionInfo (a_extension_name,
+                                         &major_opcode,
+                                         &first_event,
+                                         &first_error)) {
+        EPHYR_LOG ("failed to query extension %s from host\n", a_extension_name) ;
+        goto out;
+    }
+    ext = AddExtension ((char*)a_extension_name, 0, 0,
+                        ephyrProxyProcDispatch,
+                        ephyrProxyProcDispatch,
+                        ephyrProxyProcReset,
+                        StandardMinorOpcode) ;
+    if (!ext) {
+        EPHYR_LOG_ERROR ("failed to add the extension\n") ;
+        goto out ;
+    }
+    is_ok = TRUE ;
+
+out:
+    EPHYR_LOG ("leave\n") ;
+    return is_ok ;
+}
+