mirror of
https://github.com/urbit/ares.git
synced 2024-11-22 15:08:54 +03:00
wip: st. antony, abbot
This commit is contained in:
Matthew LeVan
parent
a91442491d
commit
3411adc930
9
rust/ares/Cargo.lock
generated
9
rust/ares/Cargo.lock
generated
@ -21,6 +21,7 @@ checksum = "4b46cbb362ab8752921c97e041f5e366ee6297bd428a31275b9fcf1e380f7299"
|
||||
name = "ares"
|
||||
version = "0.1.0"
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||||
dependencies = [
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||||
"ares_guard",
|
||||
"ares_macros",
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"ares_pma",
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"assert_no_alloc",
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||||
@ -43,6 +44,14 @@ dependencies = [
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"urcrypt-sys",
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||||
]
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||||
[[package]]
|
||||
name = "ares_guard"
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||||
version = "0.1.0"
|
||||
dependencies = [
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||||
"bindgen 0.69.1",
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||||
"cc",
|
||||
]
|
||||
|
||||
[[package]]
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||||
name = "ares_macros"
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||||
version = "0.1.0"
|
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@ -11,6 +11,7 @@ edition = "2018"
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# Please keep these alphabetized
|
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[dependencies]
|
||||
ares_guard = { path = "../ares_guard" }
|
||||
ares_macros = { path = "../ares_macros" }
|
||||
# Use this when debugging requires the debug printfs in the PMA
|
||||
# ares_pma = { path = "../ares_pma", features=["debug_prints"] }
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@ -2,6 +2,7 @@ use crate::assert_acyclic;
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use crate::assert_no_forwarding_pointers;
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use crate::assert_no_junior_pointers;
|
||||
use crate::noun::{Atom, Cell, CellMemory, IndirectAtom, Noun, NounAllocator};
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use ares_guard::*;
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use assert_no_alloc::permit_alloc;
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use either::Either::{self, Left, Right};
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use ibig::Stack;
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432
rust/ares_guard/Cargo.lock
generated
Normal file
432
rust/ares_guard/Cargo.lock
generated
Normal file
@ -0,0 +1,432 @@
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# This file is automatically @generated by Cargo.
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|
||||
checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
|
||||
|
||||
[[package]]
|
||||
name = "windows_aarch64_msvc"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnu"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnu"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_msvc"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_msvc"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnu"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnu"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.48.5"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.52.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
|
||||
15
rust/ares_guard/Cargo.toml
Normal file
15
rust/ares_guard/Cargo.toml
Normal file
@ -0,0 +1,15 @@
|
||||
[package]
|
||||
name = "ares_guard"
|
||||
version = "0.1.0"
|
||||
edition = "2021"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
|
||||
[build-dependencies]
|
||||
bindgen = "0.69.1"
|
||||
cc = "1.0"
|
||||
|
||||
[features]
|
||||
debug_prints = []
|
||||
76
rust/ares_guard/build.rs
Normal file
76
rust/ares_guard/build.rs
Normal file
@ -0,0 +1,76 @@
|
||||
extern crate bindgen;
|
||||
|
||||
use std::env;
|
||||
use std::path::PathBuf;
|
||||
|
||||
fn main() {
|
||||
let opt_level = env::var("OPT_LEVEL").unwrap();
|
||||
let define_debug = if env::var("CARGO_FEATURE_DEBUG_PRINTS").is_ok() {
|
||||
"-DDEBUG"
|
||||
} else {
|
||||
"-UDEBUG"
|
||||
};
|
||||
|
||||
// This is the directory where the `c` library is located.
|
||||
let libdir_path = PathBuf::from("c-src")
|
||||
// Canonicalize the path as `rustc-link-search` requires an absolute
|
||||
// path.
|
||||
.canonicalize()
|
||||
.expect("cannot canonicalize path");
|
||||
let libdir_path_str = libdir_path.to_str().expect("Path is not a valid string");
|
||||
|
||||
// This is the path to the `c` headers file.
|
||||
let headers_path = libdir_path.join("wrapper.h");
|
||||
let headers_path_str = headers_path.to_str().expect("Path is not a valid string");
|
||||
|
||||
println!("cargo:rerun-if-changed={}", libdir_path_str);
|
||||
|
||||
let res = cc::Build::new()
|
||||
.file(
|
||||
libdir_path
|
||||
.join("guard.c")
|
||||
.to_str()
|
||||
.expect("Path is not a valid string"),
|
||||
)
|
||||
.flag(format!("-O{}", opt_level).as_ref())
|
||||
.flag(define_debug)
|
||||
.flag("-g3")
|
||||
.flag("-Wall")
|
||||
.flag("-Wextra")
|
||||
.flag("-Wpedantic")
|
||||
.flag("-Wformat=2")
|
||||
.flag("-Wno-unused-parameter")
|
||||
.flag("-Wshadow")
|
||||
.flag("-Wwrite-strings")
|
||||
.flag("-Wstrict-prototypes")
|
||||
.flag("-Wold-style-definition")
|
||||
.flag("-Wredundant-decls")
|
||||
.flag("-Wnested-externs")
|
||||
.flag("-Wmissing-include-dirs")
|
||||
.try_compile("guard");
|
||||
|
||||
if let Err(err) = res {
|
||||
panic!("{}", err);
|
||||
}
|
||||
|
||||
// The bindgen::Builder is the main entry point
|
||||
// to bindgen, and lets you build up options for
|
||||
// the resulting bindings.
|
||||
let bindings = bindgen::Builder::default()
|
||||
// The input header we would like to generate
|
||||
// bindings for.
|
||||
.header(headers_path_str)
|
||||
// Tell cargo to invalidate the built crate whenever any of the
|
||||
// included header files changed.
|
||||
.parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
|
||||
// Finish the builder and generate the bindings.
|
||||
.generate()
|
||||
// Unwrap the Result and panic on failure.
|
||||
.expect("Unable to generate bindings");
|
||||
|
||||
// Write the bindings to the $OUT_DIR/bindings.rs file.
|
||||
let out_path = PathBuf::from(env::var("OUT_DIR").unwrap()).join("bindings.rs");
|
||||
bindings
|
||||
.write_to_file(out_path)
|
||||
.expect("Couldn't write bindings!");
|
||||
}
|
||||
9
rust/ares_guard/c-src/guard.c
Normal file
9
rust/ares_guard/c-src/guard.c
Normal file
@ -0,0 +1,9 @@
|
||||
#include <signal.h>
|
||||
|
||||
#include "guard.h"
|
||||
|
||||
|
||||
void *guard(void *(*f)(void *), void *arg, void *stack, void *alloc) {
|
||||
void* res = f(arg);
|
||||
return res;
|
||||
}
|
||||
18
rust/ares_guard/c-src/guard.h
Normal file
18
rust/ares_guard/c-src/guard.h
Normal file
@ -0,0 +1,18 @@
|
||||
#ifndef __GUARD_H__
|
||||
#define __GUARD_H__
|
||||
#include <sys/types.h>
|
||||
#include <stdint.h>
|
||||
|
||||
/**
|
||||
* Execute the given closure `f` in a memory arena protected by a guard
|
||||
* page. The guard page is a single page of memory marked with `PROT_NONE`
|
||||
* via `mprotect`. The guard page is initially placed in the approximate
|
||||
* middle of the arena. When the closure attempts to write to the guard
|
||||
* page, a `SIGSEGV` signal is raised. The signal handler will then attempt
|
||||
* to move the guard page to the middle of the remaining free space in the
|
||||
* arena. If there is no more free space, then memory exhaustion has
|
||||
* occurred and the program will abort via a `bail:meme` error.
|
||||
*/
|
||||
void *guard(void *(*f)(void *), void *arg, void *stack, void *alloc);
|
||||
|
||||
#endif
|
||||
1
rust/ares_guard/c-src/wrapper.h
Normal file
1
rust/ares_guard/c-src/wrapper.h
Normal file
@ -0,0 +1 @@
|
||||
#include "guard.h"
|
||||
5
rust/ares_guard/src/lib.rs
Normal file
5
rust/ares_guard/src/lib.rs
Normal file
@ -0,0 +1,5 @@
|
||||
#![allow(non_upper_case_globals)]
|
||||
#![allow(non_camel_case_types)]
|
||||
#![allow(non_snake_case)]
|
||||
|
||||
include!(concat!(env!("OUT_DIR"), "/bindings.rs"));
|
||||
Loading…
Reference in New Issue
Block a user