mirror of
https://github.com/kaesaecracker/servicepoint-simulator.git
synced 2025-01-18 18:40:14 +01:00
print CmdBitmapLinearWin payload to console on packet receive
This commit is contained in:
Vinzenz Schroeter
parent
e6d4309627
commit
c1b1f0364e
1
.gitignore
vendored
1
.gitignore
vendored
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@ -1 +1,2 @@
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/target
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/target
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/.idea
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323
Cargo.lock
generated
323
Cargo.lock
generated
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@ -2,6 +2,329 @@
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# It is not intended for manual editing.
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# It is not intended for manual editing.
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version = 3
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version = 3
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||||||
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||||||
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[[package]]
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name = "anstream"
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version = "0.6.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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||||||
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checksum = "418c75fa768af9c03be99d17643f93f79bbba589895012a80e3452a19ddda15b"
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||||||
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dependencies = [
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"anstyle",
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"anstyle-parse",
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"anstyle-query",
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"anstyle-wincon",
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"colorchoice",
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"is_terminal_polyfill",
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"utf8parse",
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]
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[[package]]
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name = "anstyle"
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version = "1.0.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "038dfcf04a5feb68e9c60b21c9625a54c2c0616e79b72b0fd87075a056ae1d1b"
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[[package]]
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name = "anstyle-parse"
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||||||
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version = "0.2.4"
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||||||
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c03a11a9034d92058ceb6ee011ce58af4a9bf61491aa7e1e59ecd24bd40d22d4"
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dependencies = [
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"utf8parse",
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]
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[[package]]
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name = "anstyle-query"
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dependencies = [
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"windows-sys",
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]
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[[package]]
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name = "anstyle-wincon"
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dependencies = [
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"anstyle",
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"windows-sys",
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]
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[[package]]
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name = "autocfg"
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[[package]]
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dependencies = [
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[[package]]
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]
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[[package]]
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[[package]]
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[[package]]
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[[package]]
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[[package]]
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[[package]]
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dependencies = [
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[[package]]
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[[package]]
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"num-traits",
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[[package]]
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dependencies = [
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|
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"syn",
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]
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[[package]]
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name = "num-integer"
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|
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|
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|
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[[package]]
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name = "num-iter"
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dependencies = [
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]
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[[package]]
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name = "num-rational"
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"num-traits",
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]
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[[package]]
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name = "num-traits"
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||||||
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||||||
|
dependencies = [
|
||||||
|
"autocfg",
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||||||
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]
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||||||
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[[package]]
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[[package]]
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name = "pixel-receiver-rs"
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name = "pixel-receiver-rs"
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version = "0.1.0"
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version = "0.1.0"
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dependencies = [
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"clap",
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"num",
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||||||
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"num-derive",
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||||||
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"num-traits",
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||||||
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]
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||||||
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[[package]]
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|
||||||
|
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|
||||||
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||||||
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[[package]]
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name = "quote"
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||||||
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dependencies = [
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"proc-macro2",
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[[package]]
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|
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||||||
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||||||
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[[package]]
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]
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[[package]]
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[[package]]
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[[package]]
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|
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dependencies = [
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"windows-targets",
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]
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[[package]]
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name = "windows-targets"
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version = "0.52.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6f0713a46559409d202e70e28227288446bf7841d3211583a4b53e3f6d96e7eb"
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dependencies = [
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"windows_aarch64_gnullvm",
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_gnullvm",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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"windows_x86_64_msvc",
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]
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[[package]]
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|
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[[package]]
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|
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|
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|
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|
||||||
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[[package]]
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|
||||||
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[[package]]
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|
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|
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|
||||||
|
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|
||||||
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|
||||||
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[[package]]
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|
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|
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|
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|
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.52.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4e4246f76bdeff09eb48875a0fd3e2af6aada79d409d33011886d3e1581517d9"
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[[package]]
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name = "windows_x86_64_gnullvm"
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version = "0.52.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
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checksum = "852298e482cd67c356ddd9570386e2862b5673c85bd5f88df9ab6802b334c596"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.52.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bec47e5bfd1bff0eeaf6d8b485cc1074891a197ab4225d504cb7a1ab88b02bf0"
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|
@ -4,3 +4,7 @@ version = "0.1.0"
|
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edition = "2021"
|
edition = "2021"
|
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|
||||||
[dependencies]
|
[dependencies]
|
||||||
|
clap = { version = "4.0", features = ["derive"] }
|
||||||
|
num = "0.4"
|
||||||
|
num-derive = "0.4"
|
||||||
|
num-traits = "0.2"
|
||||||
|
|
|
||||||
130
src/main.rs
130
src/main.rs
|
|
@ -1,3 +1,129 @@
|
||||||
fn main() {
|
use std::mem::size_of;
|
||||||
println!("Hello, world!");
|
use std::net::UdpSocket;
|
||||||
|
|
||||||
|
use clap::Parser;
|
||||||
|
use num_derive::FromPrimitive;
|
||||||
|
|
||||||
|
use crate::DisplayCommand::CmdBitmapLinearWin;
|
||||||
|
|
||||||
|
#[derive(Parser, Debug)]
|
||||||
|
struct Cli {
|
||||||
|
#[arg(long = "bind", default_value = "0.0.0.0:2342")]
|
||||||
|
bind: String,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[derive(Debug, FromPrimitive)]
|
||||||
|
enum DisplayCommand {
|
||||||
|
CmdClear = 0x0002,
|
||||||
|
CmdCp437data = 0x0003,
|
||||||
|
CmdCharBrightness = 0x0005,
|
||||||
|
CmdBrightness = 0x0007,
|
||||||
|
CmdHardReset = 0x000b,
|
||||||
|
CmdFadeOut = 0x000d,
|
||||||
|
CmdBitmapLegacy = 0x0010,
|
||||||
|
CmdBitmapLinear = 0x0012,
|
||||||
|
CmdBitmapLinearWin = 0x0013,
|
||||||
|
CmdBitmapLinearAnd = 0x0014,
|
||||||
|
CmdBitmapLinearOr = 0x0015,
|
||||||
|
CmdBitmapLinearXor = 0x0016,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[repr(u16)]
|
||||||
|
enum DisplaySubcommand {
|
||||||
|
SubCmdBitmapNormal = 0x0,
|
||||||
|
SubCmdBitmapCompressZ = 0x677a,
|
||||||
|
SubCmdBitmapCompressBz = 0x627a,
|
||||||
|
SubCmdBitmapCompressLz = 0x6c7a,
|
||||||
|
SubCmdBitmapCompressZs = 0x7a73,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[repr(C)]
|
||||||
|
#[derive(Debug)]
|
||||||
|
struct HdrWindow {
|
||||||
|
command: DisplayCommand,
|
||||||
|
x: u16,
|
||||||
|
y: u16,
|
||||||
|
w: u16,
|
||||||
|
h: u16,
|
||||||
|
}
|
||||||
|
|
||||||
|
#[repr(C)]
|
||||||
|
struct HdrBitmap {
|
||||||
|
command: DisplayCommand,
|
||||||
|
offset: u16,
|
||||||
|
length: u16,
|
||||||
|
subcommand: u16,
|
||||||
|
reserved: u16,
|
||||||
|
}
|
||||||
|
|
||||||
|
fn main() -> std::io::Result<()> {
|
||||||
|
assert_eq!(size_of::<HdrWindow>(), 10, "invalid struct size");
|
||||||
|
|
||||||
|
let cli = Cli::parse();
|
||||||
|
println!("running with args: {:?}", cli);
|
||||||
|
|
||||||
|
let socket = UdpSocket::bind(cli.bind)?;
|
||||||
|
let mut buf = [0; 8985];
|
||||||
|
|
||||||
|
loop {
|
||||||
|
let (amount, source) = socket.recv_from(&mut buf)?;
|
||||||
|
let received = &mut buf[..amount];
|
||||||
|
|
||||||
|
if amount < size_of::<HdrWindow>() {
|
||||||
|
println!("received a packet that is too small from {:?}", source);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
let header: HdrWindow = HdrWindow {
|
||||||
|
command: num::FromPrimitive::from_u16(u16::from_be(unsafe {
|
||||||
|
std::ptr::read(received[0..=1].as_ptr() as *const u16)
|
||||||
|
}))
|
||||||
|
.unwrap(),
|
||||||
|
x: u16::from_be(unsafe { std::ptr::read(received[2..=3].as_ptr() as *const u16) }),
|
||||||
|
y: u16::from_be(unsafe { std::ptr::read(received[4..=5].as_ptr() as *const u16) }),
|
||||||
|
w: u16::from_be(unsafe { std::ptr::read(received[6..=7].as_ptr() as *const u16) }),
|
||||||
|
h: u16::from_be(unsafe { std::ptr::read(received[8..=9].as_ptr() as *const u16) }),
|
||||||
|
};
|
||||||
|
|
||||||
|
let payload = &received[10..];
|
||||||
|
println!(
|
||||||
|
"received from {:?}: {:?} (and {} bytes of payload)",
|
||||||
|
source,
|
||||||
|
header,
|
||||||
|
payload.len()
|
||||||
|
);
|
||||||
|
|
||||||
|
if !matches!(header.command, CmdBitmapLinearWin) {
|
||||||
|
println!(
|
||||||
|
"command {:?} sent by {:?} not implemented yet",
|
||||||
|
header.command, source
|
||||||
|
);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
let expected_size = (header.w * header.h) as usize;
|
||||||
|
if expected_size != payload.len() {
|
||||||
|
println!(
|
||||||
|
"expected a payload length of {} but got {} from {:?}",
|
||||||
|
expected_size,
|
||||||
|
payload.len(),
|
||||||
|
source
|
||||||
|
);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
for y in 0..header.h {
|
||||||
|
for byte_x in 0..header.w {
|
||||||
|
let byte_index = (y * header.w + byte_x) as usize;
|
||||||
|
let byte = payload[byte_index];
|
||||||
|
|
||||||
|
for bitmask in [1, 2, 4, 8, 16, 32, 64, 128] {
|
||||||
|
let char = if byte & bitmask == bitmask {'█'} else {' '};
|
||||||
|
print!("{}", char);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
println!();
|
||||||
|
}
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue