Apt-get install freerdp

CTest unit tests do not need a particular test framework. Test code is written as simple programs which return an exit code indicating success or failure. Debug output is turned off by default, but it can be enabled with the —V verbose option:.

These instructions are preliminary for those who want to try FreeRDS as it is being developed. It is currently much easier to deploy FreeRDS to a temporary directory in order to execute it. Normally, these servers are built alongside Xorg with the xorg-server sources as they make use of internal APIs and libraries that are not installed. To build X11rdp, we need to build the xorg-server sources in a known directory such that we can include them in our cmake project.

The generic approach is to install all the distribution-provided packages required to build the xorg-server package from source. You can then obtain the distribution-sources for the xorg-server package or obtain vanilla sources corresponding to the same version. This process is automated with cmake build scripts, but needs to be done prior to generating the FreeRDS project:. Then always execute "make install" after building and launch freerds from its installed location.

Executing from the source tree may be properly supported in the future but for now it is not recommended. On distributions with iptables CentOS, etc , you can turn the firewall off for testing:. There are easier ways of executing freerds but this manual execution method is more flexible for development purposes. Physical keyboard type used in Windows keyboard layouts. In the vast majority of cases, type 4 IBM keyboard is used. Keyboard type 7 Japanese keyboard is used with Japanese keyboard layouts.

Most other keyboard types are archaic and are most likely irrelevant today, like type 1 Olivetti keyboard. Complete keyboard type information also includes a keyboard subtype and number of function keys. Virtual scan code values used in RDP are relative to a specific keyboard type, which is in most cases, but not always, keyboard type 4. This means one should not create static keyboard maps directly involving virtual scan codes, since this approach ignores the keyboard type information and is therefore flawed by design for a minority of cases.

Instead, developers are encouraged to create keyboard maps using virtual key codes, and generate on-the-fly a keyboard map to virtual scan codes using the winpr-input module. A virtual scan code is a scan code corresponding to a physical key on a given keyboard type. A virtual scan code value ranges from 0 to and is either extended or non-extended. Windows virtual key codes are a keyboard-independent codes representing a keyboard key. They are not in any way representative of output characters that results from keyboard input.

Not all virtual key codes are given names, and information about some of the less frequently used codes is spread out. Mapping virtual key codes to corresponding output characters is the keyboard layout's job. Keyboard layouts on Windows are implemented using DLLs which export some information about them keyboard type information and static data structures used for mapping virtual key code input to output characters.

A keyboard layout is uniquely identified by an id, such as 0x for the US keyboard layout. The process of mapping virtual key code input to output characters is a non-invertible function, meaning that output characters cannot be correctly mapped to the original virtual key code input without loss of information. For instance, the capital letter 'A' can be produced by pressing the 'A' key while the shift key is down, or when caps locks is toggled. Using only the output character 'A', it is impossible to know if the character was produced using the shift key or the caps lock key.

The same problem occurs for cases for keys which do not directly produce output characters, such as the control or alt keys. With no output characters to try mapping to original virtual key codes, there's not much that can be done.

Other cases which prevent proper mapping of output characters to input virtual key codes are dead keys, or keys which do not result in a direct character output but affect the next key press. In many non-US keyboard layouts, accented letters are typed by first pressing a key corresponding to the accent and then typing the letter that needs to be accented. In theory, one can get by creating keyboard layout specific maps, but this is a tedious process that needs to be repeated for every keyboard layout in existence, while being broken by design.

WinPR winpr-input module offers reusable keyboard mapping utilities to help implementers with providing exhaustive, accurate keyboard support. To make debugging and parsing easier, functions are provided to match known key names to their numerical values:. Example: mapping XKB key name to virtual key code and printing out the conversion result:. Example: converting textual representation of a virtual key to its corresponding numerical value:.

When mapping keyboard systems, the general approach is to create a map between the native key codes and virtual key codes. However, since RDP uses virtual scan codes, you will still need to map the virtual key codes to virtual scan codes before sending them. The advantage is that virtual scan codes are truly keyboard independent and have proper names, while virtual scan codes are highly impractical from the fact that they don't really have names other than their number and are prone to change with regards to the physical keyboard type in use.

If the only data you can have from the local input system is output characters, you should attempt using unicode input instead and limit usage of non-unicode keyboard input events to non-character input for keys like shift and num lock. Certain keyboard systems use key codes which can be statically mapped to virtual key codes.

Most modern Linux X11 environments used evdev for input devices. The good news is that evdev uses a static set of X11 keycodes, which is not the case in other X11 environments.

When evdev is not in use but XKB is available, a dynamic keyboard map can be generated on-the-fly using the XKB keyboard mapping utilities. One can use the xev utility to test keyboard input and see X11 keycodes. The following is a sample xev output for the 'A' key on a Linux system using evdev:. While values from 0 to 7 are unused, the keyCode member of the NSEvent class is off by 8.

An RDP synchronize event is used to synchronize keyboard toggle keys, such as caps lock and num lock. Synchronization of toggle keys is usually required whenever the local session window gains focus, as toggle key states may have changed while the window was not focused. Each flag should be set only if the corresponding key is toggled on the local keyboard.

The Kana Lock key is only meaningful for Japanese keyboard input. An RDP keyboard event is a message containing a Windows virtual scan code extended or non-extended along with flags to mark the corresponding key as being up or down. An RDP unicode keyboard event is a message containing a unicode character along with flags to mark the key as being released.

An RDP mouse event is used for standard mouse buttons left, middle and right , mouse movement and mouse wheel scrolling. An RDP extended mouse event is used for extended mouse buttons, such as button 4 and 5. The extended mouse event accepts the same flags as the regular mouse event, with a few extended flags. VirtualChannelEntry is the entry point of static virtual channel clients. To save myself future hassle, this appears to be the correct short steps to building from source on Kali Update: 20 June - As pointed out in the comments below, at least two libraries no longer seem to be available.

These would be libgstreamer0. I see the similarly named packages libgstreamer1. I've removed the 0. Hi there, thanks for the docu. I was wondering if you could help me out. Any help much appreciated. Thanks, G. Where can I find a step by step guide on getting this to work?

This is exactly what I have been searching for! Thanks and this post is a life saver! Just like the OP says. However, with Win7 Ultimate as a guest -- it did.. Im student from Informatics engineering nice article, thanks for sharing :. Thanks for the article. Very helpfully.