_____________
| |
____________ | xterm |
| | |__________ |
| Xserver | | | |
|_________ | | Xtoolkit | | ________ ________ _______ fork _______
| | | |----------| | | | | | | | exec | |
| xdriver | | | Xlib | | | ssh | | sshd | | shell |----->| ls |
|_________|__| |__________|__| |________| |________| |_______| |_______|
| | | | | | | | | | | |
| libc | | libc | | libc | | libc | | libc | | libc |
|____________| |_____________| |________| |________| |_______| |_______|
| | | | | | | | | | |
USER | | | | | | | | | | |
______|________|____________|________|_________|__|____________|__|_________|____________|__|__________
| | | | | | | | | | |
KERN | | event | | "ls" | | "xxx" | | "ls" |____________| |
| | --------> | | ------> | | -------> | | ------> | <------ |readdir
| +--(socket)--+ +--(pty)--+ +--(socket)--+ +--(pty)--+ "core" |
[driver] <------- <------ <------- <------ |
| request "core" "yyy" "core" [FileSystem]
| X protocol SSH protocol |
| |
______|_____________________________________________________________________________________|__________
_|_____ ___|___
HW | | | |
| KBD | | disk |
| Mouse | |_______|
| Video |
|_______|
