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GR0V Shell
GR0V shell
Linux server122.web-hosting.com 4.18.0-513.18.1.lve.el8.x86_64 #1 SMP Thu Feb 22 12:55:50 UTC 2024 x86_64
require 'fiddle/import'
class Reline::Windows
def self.encoding
Encoding::UTF_8
end
def self.win?
true
end
RAW_KEYSTROKE_CONFIG = {
[224, 72] => :ed_prev_history, # ↑
[224, 80] => :ed_next_history, # ↓
[224, 77] => :ed_next_char, # →
[224, 75] => :ed_prev_char, # ←
[224, 83] => :key_delete, # Del
[224, 71] => :ed_move_to_beg, # Home
[224, 79] => :ed_move_to_end, # End
[ 0, 41] => :ed_unassigned, # input method on/off
[ 0, 72] => :ed_prev_history, # ↑
[ 0, 80] => :ed_next_history, # ↓
[ 0, 77] => :ed_next_char, # →
[ 0, 75] => :ed_prev_char, # ←
[ 0, 83] => :key_delete, # Del
[ 0, 71] => :ed_move_to_beg, # Home
[ 0, 79] => :ed_move_to_end # End
}
if defined? JRUBY_VERSION
require 'win32api'
else
class Win32API
DLL = {}
TYPEMAP = {"0" => Fiddle::TYPE_VOID, "S" => Fiddle::TYPE_VOIDP, "I" => Fiddle::TYPE_LONG}
POINTER_TYPE = Fiddle::SIZEOF_VOIDP == Fiddle::SIZEOF_LONG_LONG ? 'q*' : 'l!*'
WIN32_TYPES = "VPpNnLlIi"
DL_TYPES = "0SSI"
def initialize(dllname, func, import, export = "0", calltype = :stdcall)
@proto = [import].join.tr(WIN32_TYPES, DL_TYPES).sub(/^(.)0*$/, '\1')
import = @proto.chars.map {|win_type| TYPEMAP[win_type.tr(WIN32_TYPES, DL_TYPES)]}
export = TYPEMAP[export.tr(WIN32_TYPES, DL_TYPES)]
calltype = Fiddle::Importer.const_get(:CALL_TYPE_TO_ABI)[calltype]
handle = DLL[dllname] ||=
begin
Fiddle.dlopen(dllname)
rescue Fiddle::DLError
raise unless File.extname(dllname).empty?
Fiddle.dlopen(dllname + ".dll")
end
@func = Fiddle::Function.new(handle[func], import, export, calltype)
rescue Fiddle::DLError => e
raise LoadError, e.message, e.backtrace
end
def call(*args)
import = @proto.split("")
args.each_with_index do |x, i|
args[i], = [x == 0 ? nil : x].pack("p").unpack(POINTER_TYPE) if import[i] == "S"
args[i], = [x].pack("I").unpack("i") if import[i] == "I"
end
ret, = @func.call(*args)
return ret || 0
end
end
end
VK_MENU = 0x12
VK_LMENU = 0xA4
VK_CONTROL = 0x11
VK_SHIFT = 0x10
STD_INPUT_HANDLE = -10
STD_OUTPUT_HANDLE = -11
WINDOW_BUFFER_SIZE_EVENT = 0x04
FILE_TYPE_PIPE = 0x0003
FILE_NAME_INFO = 2
@@getwch = Win32API.new('msvcrt', '_getwch', [], 'I')
@@kbhit = Win32API.new('msvcrt', '_kbhit', [], 'I')
@@GetKeyState = Win32API.new('user32', 'GetKeyState', ['L'], 'L')
@@GetConsoleScreenBufferInfo = Win32API.new('kernel32', 'GetConsoleScreenBufferInfo', ['L', 'P'], 'L')
@@SetConsoleCursorPosition = Win32API.new('kernel32', 'SetConsoleCursorPosition', ['L', 'L'], 'L')
@@GetStdHandle = Win32API.new('kernel32', 'GetStdHandle', ['L'], 'L')
@@FillConsoleOutputCharacter = Win32API.new('kernel32', 'FillConsoleOutputCharacter', ['L', 'L', 'L', 'L', 'P'], 'L')
@@ScrollConsoleScreenBuffer = Win32API.new('kernel32', 'ScrollConsoleScreenBuffer', ['L', 'P', 'P', 'L', 'P'], 'L')
@@hConsoleHandle = @@GetStdHandle.call(STD_OUTPUT_HANDLE)
@@hConsoleInputHandle = @@GetStdHandle.call(STD_INPUT_HANDLE)
@@GetNumberOfConsoleInputEvents = Win32API.new('kernel32', 'GetNumberOfConsoleInputEvents', ['L', 'P'], 'L')
@@ReadConsoleInput = Win32API.new('kernel32', 'ReadConsoleInput', ['L', 'P', 'L', 'P'], 'L')
@@GetFileType = Win32API.new('kernel32', 'GetFileType', ['L'], 'L')
@@GetFileInformationByHandleEx = Win32API.new('kernel32', 'GetFileInformationByHandleEx', ['L', 'I', 'P', 'L'], 'I')
@@FillConsoleOutputAttribute = Win32API.new('kernel32', 'FillConsoleOutputAttribute', ['L', 'L', 'L', 'L', 'P'], 'L')
@@input_buf = []
@@output_buf = []
def self.msys_tty?(io=@@hConsoleInputHandle)
# check if fd is a pipe
if @@GetFileType.call(io) != FILE_TYPE_PIPE
return false
end
bufsize = 1024
p_buffer = "\0" * bufsize
res = @@GetFileInformationByHandleEx.call(io, FILE_NAME_INFO, p_buffer, bufsize - 2)
return false if res == 0
# get pipe name: p_buffer layout is:
# struct _FILE_NAME_INFO {
# DWORD FileNameLength;
# WCHAR FileName[1];
# } FILE_NAME_INFO
len = p_buffer[0, 4].unpack("L")[0]
name = p_buffer[4, len].encode(Encoding::UTF_8, Encoding::UTF_16LE, invalid: :replace)
# Check if this could be a MSYS2 pty pipe ('\msys-XXXX-ptyN-XX')
# or a cygwin pty pipe ('\cygwin-XXXX-ptyN-XX')
name =~ /(msys-|cygwin-).*-pty/ ? true : false
end
def self.getwch
unless @@input_buf.empty?
return @@input_buf.shift
end
while @@kbhit.call == 0
sleep(0.001)
end
until @@kbhit.call == 0
ret = @@getwch.call
if ret == 0 or ret == 0xE0
@@input_buf << ret
ret = @@getwch.call
@@input_buf << ret
return @@input_buf.shift
end
begin
bytes = ret.chr(Encoding::UTF_8).bytes
@@input_buf.push(*bytes)
rescue Encoding::UndefinedConversionError
@@input_buf << ret
@@input_buf << @@getwch.call if ret == 224
end
end
@@input_buf.shift
end
def self.getc
num_of_events = 0.chr * 8
while @@GetNumberOfConsoleInputEvents.(@@hConsoleInputHandle, num_of_events) != 0 and num_of_events.unpack('L').first > 0
input_record = 0.chr * 18
read_event = 0.chr * 4
if @@ReadConsoleInput.(@@hConsoleInputHandle, input_record, 1, read_event) != 0
event = input_record[0, 2].unpack('s*').first
if event == WINDOW_BUFFER_SIZE_EVENT
@@winch_handler.()
end
end
end
unless @@output_buf.empty?
return @@output_buf.shift
end
input = getwch
meta = (@@GetKeyState.call(VK_LMENU) & 0x80) != 0
control = (@@GetKeyState.call(VK_CONTROL) & 0x80) != 0
shift = (@@GetKeyState.call(VK_SHIFT) & 0x80) != 0
force_enter = !input.instance_of?(Array) && (control or shift) && input == 0x0D
if force_enter
# It's treated as Meta+Enter on Windows
@@output_buf.push("\e".ord)
@@output_buf.push(input)
else
case input
when 0x00
meta = false
@@output_buf.push(input)
input = getwch
@@output_buf.push(*input)
when 0xE0
@@output_buf.push(input)
input = getwch
@@output_buf.push(*input)
when 0x03
@@output_buf.push(input)
else
@@output_buf.push(input)
end
end
if meta
"\e".ord
else
@@output_buf.shift
end
end
def self.ungetc(c)
@@output_buf.unshift(c)
end
def self.get_screen_size
csbi = 0.chr * 22
@@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi)
csbi[0, 4].unpack('SS').reverse
end
def self.cursor_pos
csbi = 0.chr * 22
@@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi)
x = csbi[4, 2].unpack('s*').first
y = csbi[6, 2].unpack('s*').first
Reline::CursorPos.new(x, y)
end
def self.move_cursor_column(val)
@@SetConsoleCursorPosition.call(@@hConsoleHandle, cursor_pos.y * 65536 + val)
end
def self.move_cursor_up(val)
if val > 0
@@SetConsoleCursorPosition.call(@@hConsoleHandle, (cursor_pos.y - val) * 65536 + cursor_pos.x)
elsif val < 0
move_cursor_down(-val)
end
end
def self.move_cursor_down(val)
if val > 0
@@SetConsoleCursorPosition.call(@@hConsoleHandle, (cursor_pos.y + val) * 65536 + cursor_pos.x)
elsif val < 0
move_cursor_up(-val)
end
end
def self.erase_after_cursor
csbi = 0.chr * 24
@@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi)
cursor = csbi[4, 4].unpack('L').first
written = 0.chr * 4
@@FillConsoleOutputCharacter.call(@@hConsoleHandle, 0x20, get_screen_size.last - cursor_pos.x, cursor, written)
end
def self.scroll_down(val)
return if val.zero?
scroll_rectangle = [0, val, get_screen_size.last, get_screen_size.first].pack('s4')
destination_origin = 0 # y * 65536 + x
fill = [' '.ord, 0].pack('SS')
@@ScrollConsoleScreenBuffer.call(@@hConsoleHandle, scroll_rectangle, nil, destination_origin, fill)
end
def self.clear_screen
csbi = 0.chr * 22
return if @@GetConsoleScreenBufferInfo.call(@@hConsoleHandle, csbi) == 0
buffer_width = csbi[0, 2].unpack('S').first
attributes = csbi[8, 2].unpack('S').first
_window_left, window_top, _window_right, window_bottom = *csbi[10,8].unpack('S*')
fill_length = buffer_width * (window_bottom - window_top + 1)
screen_topleft = window_top * 65536
written = 0.chr * 4
@@FillConsoleOutputCharacter.call(@@hConsoleHandle, 0x20, fill_length, screen_topleft, written)
@@FillConsoleOutputAttribute.call(@@hConsoleHandle, attributes, fill_length, screen_topleft, written)
@@SetConsoleCursorPosition.call(@@hConsoleHandle, screen_topleft)
end
def self.set_screen_size(rows, columns)
raise NotImplementedError
end
def self.set_winch_handler(&handler)
@@winch_handler = handler
end
def self.prep
# do nothing
nil
end
def self.deprep(otio)
# do nothing
end
end
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