Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/server/shadow/X11/CMakeLists.txt

@@ -0,0 +1,67 @@
+find_package(X11 REQUIRED)
+if(X11_FOUND)
+  add_compile_definitions(WITH_X11)
+  include_directories(SYSTEM ${X11_INCLUDE_DIR})
+  list(APPEND LIBS ${X11_LIBRARIES})
+endif()
+
+if(X11_XShm_FOUND)
+  add_compile_definitions(WITH_XSHM)
+  include_directories(SYSTEM ${X11_XShm_INCLUDE_PATH})
+  list(APPEND LIBS ${X11_XShm_LIB})
+endif()
+
+if(X11_Xext_FOUND)
+  add_compile_definitions(WITH_XEXT)
+  list(APPEND LIBS ${X11_Xext_LIB})
+endif()
+
+if(X11_Xinerama_FOUND)
+  add_compile_definitions(WITH_XINERAMA)
+  include_directories(SYSTEM ${X11_Xinerama_INCLUDE_PATH})
+  list(APPEND LIBS ${X11_Xinerama_LIB})
+endif()
+
+if(X11_Xdamage_FOUND)
+  add_compile_definitions(WITH_XDAMAGE)
+  include_directories(SYSTEM ${X11_Xdamage_INCLUDE_PATH})
+  list(APPEND LIBS ${X11_Xdamage_LIB})
+endif()
+
+if(X11_Xfixes_FOUND)
+  add_compile_definitions(WITH_XFIXES)
+  include_directories(SYSTEM ${X11_Xfixes_INCLUDE_PATH})
+  list(APPEND LIBS ${X11_Xfixes_LIB})
+endif()
+
+if(X11_XTest_FOUND)
+  add_compile_definitions(WITH_XTEST)
+  include_directories(SYSTEM ${X11_XTest_INCLUDE_PATH})
+  list(APPEND LIBS ${X11_XTest_LIB})
+endif()
+
+# XCursor and XRandr are currently not used so don't link them
+#if(X11_Xcursor_FOUND)
+#	add_compile_definitions(WITH_XCURSOR)
+#	include_directories(SYSTEM ${X11_Xcursor_INCLUDE_PATH})
+#	list(APPEND LIBS ${X11_Xcursor_LIB})
+#endif()
+
+#if(X11_Xrandr_FOUND)
+#	add_compile_definitions(WITH_XRANDR)
+#	include_directories(SYSTEM ${X11_Xrandr_INCLUDE_PATH})
+#	list(APPEND LIBS ${X11_Xrandr_LIB})
+#endif()
+
+find_package(PAM)
+if(PAM_FOUND)
+  add_compile_definitions(WITH_PAM)
+  include_directories(SYSTEM ${PAM_INCLUDE_DIR})
+  list(APPEND LIBS ${PAM_LIBRARY})
+else()
+  message("building without PAM authentication support")
+endif()
+
+add_compile_definitions(WITH_SHADOW_X11)
+add_library(freerdp-shadow-subsystem-impl STATIC x11_shadow.h x11_shadow.c)
+target_link_libraries(freerdp-shadow-subsystem-impl PRIVATE ${LIBS})

third_party/FreeRDP/server/shadow/X11/x11_shadow.h

@@ -0,0 +1,115 @@
+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ *
+ * Copyright 2011-2014 Marc-Andre Moreau <marcandre.moreau@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FREERDP_SERVER_SHADOW_X11_H
+#define FREERDP_SERVER_SHADOW_X11_H
+
+#include <freerdp/server/shadow.h>
+
+typedef struct x11_shadow_subsystem x11ShadowSubsystem;
+
+#include <winpr/crt.h>
+#include <winpr/synch.h>
+#include <winpr/thread.h>
+#include <winpr/stream.h>
+#include <winpr/collections.h>
+
+#include <X11/Xlib.h>
+
+#ifdef WITH_XSHM
+#include <X11/extensions/XShm.h>
+#endif
+
+#ifdef WITH_XFIXES
+#include <X11/extensions/Xfixes.h>
+#endif
+
+#ifdef WITH_XTEST
+#include <X11/extensions/XTest.h>
+#endif
+
+#ifdef WITH_XDAMAGE
+#include <X11/extensions/Xdamage.h>
+#endif
+
+#ifdef WITH_XINERAMA
+#include <X11/extensions/Xinerama.h>
+#endif
+
+struct x11_shadow_subsystem
+{
+	rdpShadowSubsystem common;
+
+	HANDLE thread;
+
+	UINT32 bpp;
+	int xfds;
+	UINT32 depth;
+	UINT32 width;
+	UINT32 height;
+	int number;
+	XImage* image;
+	Screen* screen;
+	Visual* visual;
+	Display* display;
+	UINT32 scanline_pad;
+	BOOL composite;
+
+	BOOL use_xshm;
+	BOOL use_xfixes;
+	BOOL use_xdamage;
+	BOOL use_xinerama;
+
+	XImage* fb_image;
+	Pixmap fb_pixmap;
+	Window root_window;
+	XShmSegmentInfo fb_shm_info;
+
+	UINT32 cursorHotX;
+	UINT32 cursorHotY;
+	UINT32 cursorWidth;
+	UINT32 cursorHeight;
+	UINT64 cursorId;
+	BYTE* cursorPixels;
+	UINT32 cursorMaxWidth;
+	UINT32 cursorMaxHeight;
+	rdpShadowClient* lastMouseClient;
+
+#ifdef WITH_XDAMAGE
+	GC xshm_gc;
+	Damage xdamage;
+	int xdamage_notify_event;
+	XserverRegion xdamage_region;
+#endif
+
+#ifdef WITH_XFIXES
+	int xfixes_cursor_notify_event;
+#endif
+	UINT32 format;
+};
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* FREERDP_SERVER_SHADOW_X11_H */