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add tty/pty server as separate crates

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This commit is contained in:
Michael Sippel 2024-01-18 19:05:25 +01:00
parent be3eefc3a5
commit 834bb49b5e
Signed by: senvas
GPG key ID: F96CF119C34B64A6
4 changed files with 423 additions and 0 deletions
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12
display-server-tty/Cargo.toml Normal file
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[package]
authors = ["Michael Sippel <micha@fragmental.art>"]
name = "display_server"
version = "0.1.0"
edition = "2018"
[dependencies]
nested = { path = "../../nested" }
termion = "1.5.5"
cgmath = { version = "0.18.0", features = ["serde"] }
serde = { version = "1.0", features = ["serde_derive"] }
bincode = "1.3.3"

67
display-server-tty/src/main.rs Normal file
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use {
cgmath::{Point2, Vector2},
nested::terminal::{TerminalAtom, TerminalStyle},
std::io::{stdout, Read, Write},
termion::raw::IntoRawMode,
};
fn main() {
let mut out = stdout().into_raw_mode().unwrap();
write!(
out,
"{}{}{}",
termion::cursor::Hide,
termion::cursor::Goto(1, 1),
termion::style::Reset
)
.unwrap();
let mut cur_pos = Point2::<i16>::new(0, 0);
let mut cur_style = TerminalStyle::default();
let mut input = std::io::stdin();
loop {
match bincode::deserialize_from::<_, (Point2<i16>, Option<TerminalAtom>)>(input.by_ref()) {
Ok((pos, atom)) => {
if pos != cur_pos {
write!(
out,
"{}",
termion::cursor::Goto(pos.x as u16 + 1, pos.y as u16 + 1)
)
.unwrap();
}
if let Some(atom) = atom {
if cur_style != atom.style {
cur_style = atom.style;
write!(out, "{}", atom.style).expect("");
}
write!(out, "{}", atom.c.unwrap_or(' ')).expect("");
} else {
write!(out, "{} ", termion::style::Reset).expect("");
cur_style = TerminalStyle::default();
}
cur_pos = pos + Vector2::new(1, 0);
out.flush().unwrap();
}
Err(err) => {
match *err {
bincode::ErrorKind::Io(_io_error) => break,
err => {
eprintln!("deserialization error\n{:?}", err);
}
}
break;
}
}
}
// restore conventional terminal settings
write!(out, "{}", termion::cursor::Show).unwrap();
out.flush().unwrap();
}

13
pty-server/Cargo.toml Normal file
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[package]
authors = ["Michael Sippel <micha@fragmental.art>"]
name = "ansi_parser"
version = "0.1.0"
edition = "2018"
[dependencies]
nested = { path = "../../nested" }
cgmath = { version = "0.18.0", features = ["serde"] }
serde = { version = "1.0", features = ["serde_derive"] }
bincode = "1.3.3"
vte = "0.10.1"
ansi_colours = "1.0"

331
pty-server/src/main.rs Normal file
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#![feature(iter_advance_by)]
use {
cgmath::Point2,
nested::terminal::{TerminalAtom, TerminalStyle},
std::{
fs::File,
io::{stdin, Read, Write},
os::unix::io::FromRawFd,
},
vte::{Params, Parser, Perform},
};
struct ColorPalett {
black: (u8, u8, u8),
red: (u8, u8, u8),
green: (u8, u8, u8),
yellow: (u8, u8, u8),
blue: (u8, u8, u8),
magenta: (u8, u8, u8),
cyan: (u8, u8, u8),
white: (u8, u8, u8),
}
struct PerfAtom {
colors: ColorPalett,
term_width: i16,
cursor: Point2<i16>,
style: TerminalStyle,
out: File,
}
impl PerfAtom {
fn write_atom(&mut self, pos: Point2<i16>, atom: Option<TerminalAtom>) {
self.out
.write(&bincode::serialize(&(pos, atom)).unwrap())
.expect("");
}
}
impl Perform for PerfAtom {
fn print(&mut self, c: char) {
//eprintln!("[print] {:?}", c);
self.write_atom(self.cursor, Some(TerminalAtom::new(c, self.style)));
self.cursor.x += 1;
if self.cursor.x > self.term_width {
self.cursor.x = 0;
self.cursor.y += 1;
}
}
fn execute(&mut self, byte: u8) {
//eprintln!("[execute] {:02x}", byte);
match byte {
b'\n' => {
self.cursor.x = 0;
self.cursor.y += 1;
}
_ => {}
}
}
fn hook(&mut self, params: &Params, intermediates: &[u8], ignore: bool, c: char) {
eprintln!(
"[hook] params={:?}, intermediates={:?}, ignore={:?}, char={:?}",
params, intermediates, ignore, c
);
}
fn put(&mut self, byte: u8) {
eprintln!("[put] {:02x}", byte);
}
fn unhook(&mut self) {
eprintln!("[unhook]");
}
fn osc_dispatch(&mut self, params: &[&[u8]], bell_terminated: bool) {
eprintln!(
"[osc_dispatch] params={:?} bell_terminated={}",
params, bell_terminated
);
}
fn csi_dispatch(&mut self, params: &Params, intermediates: &[u8], ignore: bool, c: char) {
eprintln!(
"[csi_dispatch] params={:#?}, intermediates={:?}, ignore={:?}, char={:?}",
params, intermediates, ignore, c
);
let mut piter = params.into_iter();
match c {
// Set SGR
'm' => {
while let Some(n) = piter.next() {
match n[0] {
0 => self.style = TerminalStyle::default(),
1 => self.style = self.style.add(TerminalStyle::bold(true)),
3 => self.style = self.style.add(TerminalStyle::italic(true)),
4 => self.style = self.style.add(TerminalStyle::underline(true)),
30 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.black))
}
40 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.black))
}
31 => self.style = self.style.add(TerminalStyle::fg_color(self.colors.red)),
41 => self.style = self.style.add(TerminalStyle::bg_color(self.colors.red)),
32 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.green))
}
42 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.green))
}
33 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.yellow))
}
43 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.yellow))
}
34 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.blue))
}
44 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.blue))
}
35 => {
self.style =
self.style.add(TerminalStyle::fg_color(self.colors.magenta))
}
45 => {
self.style =
self.style.add(TerminalStyle::bg_color(self.colors.magenta))
}
36 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.cyan))
}
46 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.cyan))
}
37 => {
self.style = self.style.add(TerminalStyle::fg_color(self.colors.white))
}
47 => {
self.style = self.style.add(TerminalStyle::bg_color(self.colors.white))
}
38 => {
let x = piter.next().unwrap();
match x[0] {
2 => {
let r = piter.next().unwrap();
let g = piter.next().unwrap();
let b = piter.next().unwrap();
self.style = self.style.add(TerminalStyle::fg_color((
r[0] as u8,
g[0] as u8,
b[30] as u8,
)))
}
5 => {
let v = piter.next().unwrap();
self.style = self.style.add(TerminalStyle::fg_color(
ansi_colours::rgb_from_ansi256(v[0] as u8),
))
}
_ => {}
}
}
48 => {
let x = piter.next().unwrap();
match x[0] {
2 => {
let r = piter.next().unwrap();
let g = piter.next().unwrap();
let b = piter.next().unwrap();
self.style = self.style.add(TerminalStyle::bg_color((
r[0] as u8,
g[0] as u8,
b[30] as u8,
)))
}
5 => {
let v = piter.next().unwrap();
self.style = self.style.add(TerminalStyle::bg_color(
ansi_colours::rgb_from_ansi256(v[0] as u8),
))
}
_ => {}
}
}
_ => {}
}
}
}
'H' => {
if let Some(y) = piter.next() {
self.cursor.y = y[0] as i16 - 1
};
if let Some(x) = piter.next() {
self.cursor.x = x[0] as i16 - 1
};
eprintln!("cursor at {:?}", self.cursor);
}
'A' => {
self.cursor.y -= piter.next().unwrap()[0] as i16;
}
'B' => {
self.cursor.y += piter.next().unwrap()[0] as i16;
}
'C' => {
self.cursor.x += piter.next().unwrap()[0] as i16;
}
'D' => {
self.cursor.x -= piter.next().unwrap()[0] as i16;
}
'E' => {
self.cursor.x = 0;
self.cursor.y += piter.next().unwrap()[0] as i16;
}
'J' => {
let x = piter.next().unwrap_or(&[0 as u16; 1]);
match x[0] {
0 => {}
1 => {}
2 => {
for y in 0..100 {
for x in 0..self.term_width {
self.write_atom(Point2::new(x, y), None);
}
}
}
// invalid
_ => {}
}
}
'K' => {
let x = piter.next().unwrap();
match x[0] {
// clear cursor until end
0 => {
for x in self.cursor.x..self.term_width {
self.write_atom(Point2::new(x, self.cursor.y), None);
}
}
// clear start until cursor
1 => {
for x in 0..self.cursor.x {
self.write_atom(Point2::new(x, self.cursor.y), None);
}
}
// clear entire line
2 => {
for x in 0..self.term_width {
self.write_atom(Point2::new(x, self.cursor.y), None);
}
}
// invalid
_ => {}
}
}
_ => {}
}
}
fn esc_dispatch(&mut self, intermediates: &[u8], ignore: bool, byte: u8) {
eprintln!(
"[esc_dispatch] intermediates={:?}, ignore={:?}, byte={:02x}",
intermediates, ignore, byte
);
}
}
fn main() {
let input = stdin();
let mut handle = input.lock();
let mut statemachine = Parser::new();
let mut performer = PerfAtom {
cursor: Point2::new(0, 0),
style: TerminalStyle::default(),
term_width: 200,
out: unsafe { File::from_raw_fd(1) },
colors: ColorPalett {
black: (1, 1, 1),
red: (222, 56, 43),
green: (0, 64, 0),
yellow: (255, 199, 6),
blue: (0, 111, 184),
magenta: (118, 38, 113),
cyan: (44, 181, 233),
white: (204, 204, 204),
},
};
let mut buf = [0; 2048];
loop {
match handle.read(&mut buf) {
Ok(0) => break,
Ok(n) => {
for byte in &buf[..n] {
statemachine.advance(&mut performer, *byte);
performer.out.flush().unwrap();
}
}
Err(err) => {
println!("err: {}", err);
break;
}
}
}
}