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Extract winpty crate 

The winpty crate and its winpty-sys depedency have been moved to
https://github.com/alacritty/winpty.
This commit is contained in:
Christian Duerr 2020-02-17 16:24:27 +00:00 committed by GitHub
parent ff09e39309
commit eb1a28ce58
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 44 additions and 665 deletions
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Cargo.lock generated
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@ -5,14 +5,6 @@ name = "adler32"
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@ -79,7 +71,7 @@ dependencies = [
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@ -158,20 +150,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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"checksum miow 0.3.3 (registry+https://github.com/rust-lang/crates.io-index)" = "396aa0f2003d7df8395cb93e09871561ccc3e785f0acb369170e8cc74ddf9226"
"checksum named_pipe 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "ad9c443cce91fc3e12f017290db75dde490d685cdaaf508d7159d7cf41f0eb2b"
"checksum native-tls 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4b2df1a4c22fd44a62147fd8f13dd0f95c9d8ca7b2610299b2a2f9cf8964274e"
"checksum net2 0.2.33 (registry+https://github.com/rust-lang/crates.io-index)" = "42550d9fb7b6684a6d404d9fa7250c2eb2646df731d1c06afc06dcee9e1bcf88"
"checksum nix 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)" = "6c722bee1037d430d0f8e687bbdbf222f27cc6e4e68d5caf630857bb2b6dbdce"
"checksum nix 0.16.1 (registry+https://github.com/rust-lang/crates.io-index)" = "dd0eaf8df8bab402257e0a5c17a254e4cc1f72a93588a1ddfb5d356c801aa7cb"
"checksum nom 3.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05aec50c70fd288702bcd93284a8444607f3292dbdf2a30de5ea5dcdbe72287b"
"checksum nom 4.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "2ad2a91a8e869eeb30b9cb3119ae87773a8f4ae617f41b1eb9c154b2905f7bd6"
"checksum notify 4.0.15 (registry+https://github.com/rust-lang/crates.io-index)" = "80ae4a7688d1fab81c5bf19c64fc8db920be8d519ce6336ed4e7efe024724dbd"
"checksum num-integer 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "3f6ea62e9d81a77cd3ee9a2a5b9b609447857f3d358704331e4ef39eb247fcba"
@ -2499,7 +2421,6 @@ dependencies = [
"checksum proc-macro2 0.4.30 (registry+https://github.com/rust-lang/crates.io-index)" = "cf3d2011ab5c909338f7887f4fc896d35932e29146c12c8d01da6b22a80ba759"
"checksum proc-macro2 1.0.8 (registry+https://github.com/rust-lang/crates.io-index)" = "3acb317c6ff86a4e579dfa00fc5e6cca91ecbb4e7eb2df0468805b674eb88548"
"checksum quick-error 1.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1d01941d82fa2ab50be1e79e6714289dd7cde78eba4c074bc5a4374f650dfe0"
"checksum quote 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)" = "7a6e920b65c65f10b2ae65c831a81a073a89edd28c7cce89475bff467ab4167a"
"checksum quote 0.6.13 (registry+https://github.com/rust-lang/crates.io-index)" = "6ce23b6b870e8f94f81fb0a363d65d86675884b34a09043c81e5562f11c1f8e1"
"checksum quote 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "053a8c8bcc71fcce321828dc897a98ab9760bef03a4fc36693c231e5b3216cfe"
"checksum rand 0.6.5 (registry+https://github.com/rust-lang/crates.io-index)" = "6d71dacdc3c88c1fde3885a3be3fbab9f35724e6ce99467f7d9c5026132184ca"
@ -2520,12 +2441,11 @@ dependencies = [
"checksum rdrand 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "678054eb77286b51581ba43620cc911abf02758c91f93f479767aed0f90458b2"
"checksum redox_syscall 0.1.56 (registry+https://github.com/rust-lang/crates.io-index)" = "2439c63f3f6139d1b57529d16bc3b8bb855230c8efcc5d3a896c8bea7c3b1e84"
"checksum redox_users 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "09b23093265f8d200fa7b4c2c76297f47e681c655f6f1285a8780d6a022f7431"
"checksum regex 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = "9329abc99e39129fcceabd24cf5d85b4671ef7c29c50e972bc5afe32438ec384"
"checksum regex 1.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "322cf97724bea3ee221b78fe25ac9c46114ebb51747ad5babd51a2fc6a8235a8"
"checksum regex-syntax 0.5.6 (registry+https://github.com/rust-lang/crates.io-index)" = "7d707a4fa2637f2dca2ef9fd02225ec7661fe01a53623c1e6515b6916511f7a7"
"checksum regex-syntax 0.6.14 (registry+https://github.com/rust-lang/crates.io-index)" = "b28dfe3fe9badec5dbf0a79a9cccad2cfc2ab5484bdb3e44cbd1ae8b3ba2be06"
"checksum remove_dir_all 0.5.2 (registry+https://github.com/rust-lang/crates.io-index)" = "4a83fa3702a688b9359eccba92d153ac33fd2e8462f9e0e3fdf155239ea7792e"
"checksum rust-argon2 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)" = "2bc8af4bda8e1ff4932523b94d3dd20ee30a87232323eda55903ffd71d2fb017"
"checksum rustc-hash 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
"checksum rustc_tools_util 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b725dadae9fabc488df69a287f5a99c5eaf5d10853842a8a3dfac52476f544ee"
"checksum rustc_version 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a"
"checksum rusttype 0.7.9 (registry+https://github.com/rust-lang/crates.io-index)" = "310942406a39981bed7e12b09182a221a29e0990f3e7e0c971f131922ed135d5"
@ -2545,6 +2465,7 @@ dependencies = [
"checksum servo-fontconfig 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a088f8d775a5c5314aae09bd77340bc9c67d72b9a45258be34c83548b4814cd9"
"checksum servo-fontconfig-sys 4.0.9 (registry+https://github.com/rust-lang/crates.io-index)" = "62b3e166450f523f4db06c14f02a2d39e76d49b5d8cbd224338d93e3595c156c"
"checksum shared_library 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)" = "5a9e7e0f2bfae24d8a5b5a66c5b257a83c7412304311512a0c054cd5e619da11"
"checksum shlex 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "7fdf1b9db47230893d76faad238fd6097fd6d6a9245cd7a4d90dbd639536bbd2"
"checksum signal-hook 0.1.13 (registry+https://github.com/rust-lang/crates.io-index)" = "10b9f3a1686a29f53cfd91ee5e3db3c12313ec02d33765f02c1a9645a1811e2c"
"checksum signal-hook-registry 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "94f478ede9f64724c5d173d7bb56099ec3e2d9fc2774aac65d34b8b890405f41"
"checksum siphasher 0.2.3 (registry+https://github.com/rust-lang/crates.io-index)" = "0b8de496cf83d4ed58b6be86c3a275b8602f6ffe98d3024a869e124147a9a3ac"
@ -2562,10 +2483,8 @@ dependencies = [
"checksum termcolor 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb6bfa289a4d7c5766392812c0a1f4c1ba45afa1ad47803c11e1f407d846d75f"
"checksum terminfo 0.6.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8e51065bafd2abe106b6036483b69d1741f4a1ec56ce8a2378de341637de689e"
"checksum textwrap 0.11.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d326610f408c7a4eb6f51c37c330e496b08506c9457c9d34287ecc38809fb060"
"checksum thread_local 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)" = "c6b53e329000edc2b34dbe8545fd20e55a333362d0a321909685a19bd28c3f1b"
"checksum thread_local 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d40c6d1b69745a6ec6fb1ca717914848da4b44ae29d9b3080cbee91d72a69b14"
"checksum time 0.1.42 (registry+https://github.com/rust-lang/crates.io-index)" = "db8dcfca086c1143c9270ac42a2bbd8a7ee477b78ac8e45b19abfb0cbede4b6f"
"checksum ucd-util 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)" = "5ccdc2daea7cf8bc50cd8710d170a9d816678e54943829c5082bb1594312cf8e"
"checksum unicase 2.6.0 (registry+https://github.com/rust-lang/crates.io-index)" = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
"checksum unicode-bidi 0.3.4 (registry+https://github.com/rust-lang/crates.io-index)" = "49f2bd0c6468a8230e1db229cff8029217cf623c767ea5d60bfbd42729ea54d5"
"checksum unicode-normalization 0.1.12 (registry+https://github.com/rust-lang/crates.io-index)" = "5479532badd04e128284890390c1e876ef7a993d0570b3597ae43dfa1d59afa4"
@ -2574,7 +2493,6 @@ dependencies = [
"checksum unicode-xid 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "826e7639553986605ec5979c7dd957c7895e93eabed50ab2ffa7f6128a75097c"
"checksum url 2.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "829d4a8476c35c9bf0bbce5a3b23f4106f79728039b726d292bb93bc106787cb"
"checksum urlocator 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "317bb1e85e87e72c11cb9cda7cb8909ca174a21d0abeb0f6955b8f6b0178b164"
"checksum utf8-ranges 1.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b4ae116fef2b7fea257ed6440d3cfcff7f190865f170cdad00bb6465bf18ecba"
"checksum utf8parse 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "936e4b492acfd135421d8dca4b1aa80a7bfc26e702ef3af710e0752684df5372"
"checksum vcpkg 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "3fc439f2794e98976c88a2a2dafce96b930fe8010b0a256b3c2199a773933168"
"checksum vec_map 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "05c78687fb1a80548ae3250346c3db86a80a7cdd77bda190189f2d0a0987c81a"
@ -2592,7 +2510,7 @@ dependencies = [
"checksum wayland-protocols 0.23.6 (registry+https://github.com/rust-lang/crates.io-index)" = "6cc286643656742777d55dc8e70d144fa4699e426ca8e9d4ef454f4bf15ffcf9"
"checksum wayland-scanner 0.23.6 (registry+https://github.com/rust-lang/crates.io-index)" = "93b02247366f395b9258054f964fe293ddd019c3237afba9be2ccbe9e1651c3d"
"checksum wayland-sys 0.23.6 (registry+https://github.com/rust-lang/crates.io-index)" = "d94e89a86e6d6d7c7c9b19ebf48a03afaac4af6bc22ae570e9a24124b75358f4"
"checksum which 1.0.5 (registry+https://github.com/rust-lang/crates.io-index)" = "e84a603e7e0b1ce1aa1ee2b109c7be00155ce52df5081590d1ffb93f4f515cb2"
"checksum which 3.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5475d47078209a02e60614f7ba5e645ef3ed60f771920ac1906d7c1cc65024c8"
"checksum winapi 0.2.8 (registry+https://github.com/rust-lang/crates.io-index)" = "167dc9d6949a9b857f3451275e911c3f44255842c1f7a76f33c55103a909087a"
"checksum winapi 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)" = "8093091eeb260906a183e6ae1abdba2ef5ef2257a21801128899c3fc699229c6"
"checksum winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "2d315eee3b34aca4797b2da6b13ed88266e6d612562a0c46390af8299fc699bc"
@ -2600,7 +2518,8 @@ dependencies = [
"checksum winapi-util 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4ccfbf554c6ad11084fb7517daca16cfdcaccbdadba4fc336f032a8b12c2ad80"
"checksum winapi-x86_64-pc-windows-gnu 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
"checksum winit 0.21.0 (registry+https://github.com/rust-lang/crates.io-index)" = "65a5c1a5ef76ac31cc97ad29489acdbed2178f3fc12ca00ee6cb11d60adb5a3a"
"checksum winpty-sys 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = "3dade7ecea144b3578a02925f93900f32370abfb8768630883971f4ef716b568"
"checksum winpty 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "92c5a39bb2408a307dd5ab774039ec3f2c68d052970ae4dacc346101abe202b2"
"checksum winpty-sys 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)" = "ed8a179a59760dc51d30b5e6eaf1bd6da88461f72f2616e962ddebef7e413210"
"checksum winreg 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b2986deb581c4fe11b621998a5e53361efe6b48a151178d0cd9eeffa4dc6acc9"
"checksum ws2_32-sys 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "d59cefebd0c892fa2dd6de581e937301d8552cb44489cdff035c6187cb63fa5e"
"checksum x11-clipboard 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e5e937afd03b64b7be4f959cc044e09260a47241b71e56933f37db097bf7859d"

1
Cargo.toml
View File

@ -3,7 +3,6 @@ members = [
"alacritty",
"alacritty_terminal",
"font",
"winpty"
]
[profile.release]

2
alacritty_terminal/Cargo.toml
View File

@ -31,7 +31,7 @@ nix = "0.16.1"
signal-hook = { version = "0.1", features = ["mio-support"] }
[target.'cfg(windows)'.dependencies]
winpty = { path = "../winpty" }
winpty = "0.2.0"
mio-named-pipes = "0.1"
miow = "0.3"
winapi = { version = "0.3.7", features = [

20
winpty/Cargo.toml
View File

@ -1,20 +0,0 @@
[package]
name = "winpty"
version = "0.1.0"
authors = ["Zac Pullar-Strecker <zacmps@gmail.com>"]
license = "MIT"
description = "Safe rust bindings for winpty"
edition = "2018"
[target.'cfg(windows)'.dependencies]
winpty-sys = "0.4.3"
bitflags = "1.0"
[target.'cfg(windows)'.dev-dependencies]
named_pipe = "0.4.1"
winapi = { version = "0.3", features = ["winnt", "processthreadsapi"] }
[target.'cfg(windows)'.build-dependencies]
tempfile = "3.0.4"
http_req = "0.5"
zip = "0.5"

74
winpty/build.rs
View File

@ -1,74 +0,0 @@
#[cfg(windows)]
use std::fs::OpenOptions;
#[cfg(windows)]
use std::io;
#[cfg(windows)]
use std::env;
#[cfg(windows)]
use std::fs::{copy, File};
#[cfg(windows)]
use std::path::Path;
#[cfg(windows)]
use http_req;
#[cfg(windows)]
use tempfile;
#[cfg(windows)]
use zip;
#[cfg(windows)]
const WINPTY_PACKAGE_URL: &str =
"https://github.com/rprichard/winpty/releases/download/0.4.3/winpty-0.4.3-msvc2015.zip";
fn main() {
#[cfg(windows)]
{
// Path is relative to target/{profile}/build/alacritty-HASH/out
let file = Path::new(&env::var("OUT_DIR").unwrap()).join("../../../winpty-agent.exe");
if !file.exists() {
aquire_winpty_agent(&file);
}
// The working directory for `cargo test` is in the deps folder, not the debug/release root
copy(&file, file.parent().unwrap().join("deps/winpty-agent.exe")).unwrap();
}
}
#[cfg(windows)]
fn aquire_winpty_agent(out_path: &Path) {
let tmp_dir = tempfile::Builder::new().prefix("alacritty_build").tempdir().unwrap();
let mut file = OpenOptions::new()
.read(true)
.write(true)
.create(true)
.open(tmp_dir.path().join("winpty_package.zip"))
.unwrap();
let mut redirects = 0;
let mut url = WINPTY_PACKAGE_URL.to_string();
loop {
let res = http_req::request::get(url.clone(), &mut file).unwrap();
if res.status_code().is_redirect() {
redirects += 1;
url = res.headers().get("Location").unwrap().to_string();
if redirects > 5 {
panic!("Too many redirects");
}
} else {
break;
}
}
let mut archive = zip::ZipArchive::new(file).unwrap();
let target = match env::var("TARGET").unwrap().split('-').next().unwrap() {
"x86_64" => "x64",
"i386" => "ia32",
_ => panic!("architecture has no winpty binary"),
};
let mut winpty_agent = archive.by_name(&format!("{}/bin/winpty-agent.exe", target)).unwrap();
io::copy(&mut winpty_agent, &mut File::create(out_path).unwrap()).unwrap();
}

7
winpty/src/lib.rs
View File

@ -1,7 +0,0 @@
#![deny(clippy::all, clippy::if_not_else, clippy::enum_glob_use, clippy::wrong_pub_self_convention)]
#[cfg(windows)]
pub mod windows;
#[cfg(windows)]
pub use crate::windows::*;

438
winpty/src/windows.rs
View File

@ -1,438 +0,0 @@
use std::ffi::{OsStr, OsString};
use std::fmt::{self, Display, Formatter};
use std::iter::once;
use std::os::windows::ffi::{OsStrExt, OsStringExt};
use std::os::windows::io::RawHandle;
use std::path::{Path, PathBuf};
use std::ptr::{null, null_mut};
use std::result::Result;
use bitflags::bitflags;
use winpty_sys::*;
#[derive(Copy, Clone, Debug)]
pub enum ErrorCode {
OutOfMemory,
SpawnCreateProcessFailed,
LostConnection,
AgentExeMissing,
Unspecified,
AgentDied,
AgentTimeout,
AgentCreationFailed,
UnknownError(u32),
}
pub enum MouseMode {
None,
Auto,
Force,
}
bitflags!(
pub struct SpawnFlags: u64 {
const AUTO_SHUTDOWN = 0x1;
const EXIT_AFTER_SHUTDOWN = 0x2;
}
);
bitflags!(
pub struct ConfigFlags: u64 {
const CONERR = 0x1;
const PLAIN_OUTPUT = 0x2;
const COLOR_ESCAPES = 0x4;
}
);
#[derive(Debug)]
pub struct Error {
code: ErrorCode,
message: String,
}
// Check to see whether winpty gave us an error, and perform the necessary memory freeing
fn check_err(e: *mut winpty_error_t) -> Result<(), Error> {
unsafe {
let code = winpty_error_code(e);
let raw = winpty_error_msg(e);
let message = String::from_utf16_lossy(std::slice::from_raw_parts(raw, wcslen(raw)));
winpty_error_free(e);
let code = match code {
WINPTY_ERROR_SUCCESS => return Ok(()),
WINPTY_ERROR_OUT_OF_MEMORY => ErrorCode::OutOfMemory,
WINPTY_ERROR_SPAWN_CREATE_PROCESS_FAILED => ErrorCode::SpawnCreateProcessFailed,
WINPTY_ERROR_LOST_CONNECTION => ErrorCode::LostConnection,
WINPTY_ERROR_AGENT_EXE_MISSING => ErrorCode::AgentExeMissing,
WINPTY_ERROR_UNSPECIFIED => ErrorCode::Unspecified,
WINPTY_ERROR_AGENT_DIED => ErrorCode::AgentDied,
WINPTY_ERROR_AGENT_TIMEOUT => ErrorCode::AgentTimeout,
WINPTY_ERROR_AGENT_CREATION_FAILED => ErrorCode::AgentCreationFailed,
code => ErrorCode::UnknownError(code),
};
Err(Error { code, message })
}
}
impl Display for Error {
fn fmt(&self, f: &mut Formatter) -> Result<(), fmt::Error> {
write!(f, "Code: {:?}, Message: {}", self.code, self.message)
}
}
impl std::error::Error for Error {
fn source(&self) -> Option<&(dyn std::error::Error + 'static)> {
None
}
}
#[derive(Debug)]
/// Winpty agent config
pub struct Config(*mut winpty_config_t);
impl Config {
pub fn new(flags: ConfigFlags) -> Result<Self, Error> {
let mut err = null_mut() as *mut winpty_error_t;
let config = unsafe { winpty_config_new(flags.bits(), &mut err) };
check_err(err)?;
Ok(Self(config))
}
/// Set the initial size of the console window
pub fn set_initial_size(&mut self, cols: i32, rows: i32) {
unsafe {
winpty_config_set_initial_size(self.0, cols, rows);
}
}
/// Set the mouse mode
pub fn set_mouse_mode(&mut self, mode: &MouseMode) {
let m = match mode {
MouseMode::None => WINPTY_MOUSE_MODE_NONE,
MouseMode::Auto => WINPTY_MOUSE_MODE_AUTO,
MouseMode::Force => WINPTY_MOUSE_MODE_FORCE,
};
unsafe {
winpty_config_set_mouse_mode(self.0, m as i32);
}
}
/// Amount of time to wait for the agent to startup and to wait for any given
/// agent RPC request. Must be greater than 0. Can be INFINITE.
// Might be a better way to represent this while still retaining infinite capability?
// Enum?
pub fn set_agent_timeout(&mut self, timeout: u32) {
unsafe {
winpty_config_set_agent_timeout(self.0, timeout);
}
}
}
impl Drop for Config {
fn drop(&mut self) {
unsafe {
winpty_config_free(self.0);
}
}
}
#[derive(Debug)]
/// A struct representing the winpty agent process
pub struct Winpty(*mut winpty_t);
pub struct ChildHandles {
pub process: HANDLE,
pub thread: HANDLE,
}
impl Winpty {
/// Starts the agent. This process will connect to the agent
/// over a control pipe, and the agent will open data pipes
/// (e.g. CONIN and CONOUT).
pub fn open(cfg: &Config) -> Result<Self, Error> {
let mut err = null_mut() as *mut winpty_error_t;
let winpty = unsafe { winpty_open(cfg.0, &mut err) };
check_err(err)?;
Ok(Self(winpty))
}
/// Returns the handle to the winpty agent process
pub fn raw_handle(&mut self) -> RawHandle {
unsafe { winpty_agent_process(self.0) }
}
/// Returns the name of the input pipe.
/// Pipe is half-duplex.
pub fn conin_name(&mut self) -> PathBuf {
unsafe {
let raw = winpty_conin_name(self.0);
OsString::from_wide(std::slice::from_raw_parts(raw, wcslen(raw))).into()
}
}
/// Returns the name of the output pipe.
/// Pipe is half-duplex.
pub fn conout_name(&mut self) -> PathBuf {
unsafe {
let raw = winpty_conout_name(self.0);
OsString::from_wide(std::slice::from_raw_parts(raw, wcslen(raw))).into()
}
}
/// Returns the name of the error pipe.
/// The name will only be valid if ConfigFlags::CONERR was specified.
/// Pipe is half-duplex.
pub fn conerr_name(&mut self) -> PathBuf {
unsafe {
let raw = winpty_conerr_name(self.0);
OsString::from_wide(std::slice::from_raw_parts(raw, wcslen(raw))).into()
}
}
/// Change the size of the Windows console window.
///
/// cols & rows MUST be greater than 0
pub fn set_size(&mut self, cols: u16, rows: u16) -> Result<(), Error> {
assert!(cols > 0 && rows > 0);
let mut err = null_mut() as *mut winpty_error_t;
unsafe {
winpty_set_size(self.0, i32::from(cols), i32::from(rows), &mut err);
}
check_err(err)
}
/// Get the list of processes running in the winpty agent. Returns <= count processes
///
/// `count` must be greater than 0. Larger values cause a larger allocation.
// TODO: This should return Vec<Handle> instead of Vec<i32>
pub fn console_process_list(&mut self, count: usize) -> Result<Vec<i32>, Error> {
assert!(count > 0);
let mut err = null_mut() as *mut winpty_error_t;
let mut process_list = Vec::with_capacity(count);
unsafe {
let len = winpty_get_console_process_list(
self.0,
process_list.as_mut_ptr(),
count as i32,
&mut err,
) as usize;
process_list.set_len(len);
}
check_err(err)?;
Ok(process_list)
}
/// Spawns the new process.
///
/// spawn can only be called once per Winpty object. If it is called
/// before the output data pipe(s) is/are connected, then collected output is
/// buffered until the pipes are connected, rather than being discarded.
/// (https://blogs.msdn.microsoft.com/oldnewthing/20110107-00/?p=11803)
pub fn spawn(&mut self, cfg: &SpawnConfig) -> Result<ChildHandles, Error> {
let mut handles =
ChildHandles { process: std::ptr::null_mut(), thread: std::ptr::null_mut() };
let mut create_process_error: DWORD = 0;
let mut err = null_mut() as *mut winpty_error_t;
unsafe {
winpty_spawn(
self.0,
cfg.0 as *const winpty_spawn_config_s,
&mut handles.process as *mut _,
&mut handles.thread as *mut _,
&mut create_process_error as *mut _,
&mut err,
);
}
let mut result = check_err(err);
if let Err(Error { code: ErrorCode::SpawnCreateProcessFailed, message }) = &mut result {
*message = format!("{} (error code {})", message, create_process_error);
}
result.map(|_| handles)
}
}
// winpty_t is thread-safe
unsafe impl Sync for Winpty {}
unsafe impl Send for Winpty {}
impl Drop for Winpty {
fn drop(&mut self) {
unsafe {
winpty_free(self.0);
}
}
}
#[derive(Debug)]
/// Information about a process for winpty to spawn
pub struct SpawnConfig(*mut winpty_spawn_config_t);
impl SpawnConfig {
/// Creates a new spawnconfig
pub fn new(
spawnflags: SpawnFlags,
appname: Option<&str>,
cmdline: Option<&str>,
cwd: Option<&Path>,
env: Option<&str>,
) -> Result<Self, Error> {
let mut err = null_mut() as *mut winpty_error_t;
fn to_wstring<S: AsRef<OsStr> + ?Sized>(s: &S) -> Vec<u16> {
OsStr::new(s).encode_wide().chain(once(0)).collect()
}
let appname = appname.map(to_wstring);
let cmdline = cmdline.map(to_wstring);
let cwd = cwd.map(to_wstring);
let env = env.map(to_wstring);
let wstring_ptr = |opt: &Option<Vec<u16>>| opt.as_ref().map_or(null(), |ws| ws.as_ptr());
let spawn_config = unsafe {
winpty_spawn_config_new(
spawnflags.bits(),
wstring_ptr(&appname),
wstring_ptr(&cmdline),
wstring_ptr(&cwd),
wstring_ptr(&env),
&mut err,
)
};
check_err(err)?;
Ok(Self(spawn_config))
}
}
impl Drop for SpawnConfig {
fn drop(&mut self) {
unsafe {
winpty_spawn_config_free(self.0);
}
}
}
#[cfg(test)]
mod tests {
use named_pipe::PipeClient;
use winapi::um::processthreadsapi::OpenProcess;
use winapi::um::winnt::READ_CONTROL;
use crate::{Config, ConfigFlags, SpawnConfig, SpawnFlags, Winpty};
#[test]
// Test that we can start a process in winpty
fn spawn_process() {
let mut winpty =
Winpty::open(&Config::new(ConfigFlags::empty()).expect("failed to create config"))
.expect("failed to create winpty instance");
winpty
.spawn(
&SpawnConfig::new(SpawnFlags::empty(), None, Some("cmd"), None, None)
.expect("failed to create spawn config"),
)
.unwrap();
}
#[test]
// Test that pipes connected before winpty is spawned can be connected to
fn valid_pipe_connect_before() {
let mut winpty =
Winpty::open(&Config::new(ConfigFlags::empty()).expect("failed to create config"))
.expect("failed to create winpty instance");
// Check we can connect to both pipes
PipeClient::connect_ms(winpty.conout_name(), 1000)
.expect("failed to connect to conout pipe");
PipeClient::connect_ms(winpty.conin_name(), 1000).expect("failed to connect to conin pipe");
winpty
.spawn(
&SpawnConfig::new(SpawnFlags::empty(), None, Some("cmd"), None, None)
.expect("failed to create spawn config"),
)
.unwrap();
}
#[test]
// Test that pipes connected after winpty is spawned can be connected to
fn valid_pipe_connect_after() {
let mut winpty =
Winpty::open(&Config::new(ConfigFlags::empty()).expect("failed to create config"))
.expect("failed to create winpty instance");
winpty
.spawn(
&SpawnConfig::new(SpawnFlags::empty(), None, Some("cmd"), None, None)
.expect("failed to create spawn config"),
)
.unwrap();
// Check we can connect to both pipes
PipeClient::connect_ms(winpty.conout_name(), 1000)
.expect("failed to connect to conout pipe");
PipeClient::connect_ms(winpty.conin_name(), 1000).expect("failed to connect to conin pipe");
}
#[test]
fn resize() {
let mut winpty =
Winpty::open(&Config::new(ConfigFlags::empty()).expect("failed to create config"))
.expect("failed to create winpty instance");
winpty
.spawn(
&SpawnConfig::new(SpawnFlags::empty(), None, Some("cmd"), None, None)
.expect("failed to create spawn config"),
)
.unwrap();
winpty.set_size(1, 1).unwrap();
}
#[test]
#[ignore]
// Test that each id returned by cosole_process_list points to an actual process
fn console_process_list_valid() {
let mut winpty =
Winpty::open(&Config::new(ConfigFlags::empty()).expect("failed to create config"))
.expect("failed to create winpty instance");
winpty
.spawn(
&SpawnConfig::new(SpawnFlags::empty(), None, Some("cmd"), None, None)
.expect("failed to create spawn config"),
)
.unwrap();
let processes =
winpty.console_process_list(1000).expect("failed to get console process list");
// Check that each id is valid
processes.iter().for_each(|id| {
let handle = unsafe {
OpenProcess(
READ_CONTROL, // permissions
false as i32, // inheret
*id as u32,
)
};
assert!(!handle.is_null());
});
}
}