62 lines
1.8 KiB
Plaintext
62 lines
1.8 KiB
Plaintext
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#![no_std]
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#![no_main]
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#![feature(int_roundings)]
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#![deny(unsafe_op_in_unsafe_fn)]
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use ext2::Ext2;
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use std::fmt::Debug;
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use std::loader::{Binary, Loader};
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use std::path::Path;
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use std::syscalls::{get_initrd, new_process};
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use std::{ipc, prelude::*, str};
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use tar_no_std::TarArchiveRef;
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use ata::PRIMARY_SLAVE;
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mod ata;
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mod ext2;
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main!({
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let primary_slave = PRIMARY_SLAVE.unwrap();
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let fs = Ext2::new(primary_slave).unwrap();
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print_all_files("/", &fs);
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println!("Hello, syscall format world!");
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let initrd = TarArchiveRef::new(get_initrd());
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let test_proc = Binary::new(
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initrd
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.entries()
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.find(|entry| entry.filename() == *"bin/test_proc")
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.expect("test_proc not found")
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.data(),
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)
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.expect("test_proc not an ELF binary");
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let space = Loader::load(&test_proc);
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let pid = new_process(test_proc.entry_point(), space).expect("Failed to create process");
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ipc::base::allow_protocol(0);
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let id = ipc::rpc::send_call(pid, 0, 0, "Hello, RPC call world".as_bytes());
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let ret = loop {
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ipc::rpc::process_messages();
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if let Some(ret) = ipc::rpc::get_return(id) {
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dbg!();
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break ret;
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}
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};
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dbg!(&ret.retval);
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println!("{}", str::from_utf8(&ret.retval).unwrap());
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loop {}
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});
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fn print_all_files<P: AsRef<Path> + Debug>(path: P, fs: &Ext2) {
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for entry in fs.read_dir(path).unwrap() {
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let entry = entry.unwrap();
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if entry.metadata().file_type().is_dir() {
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print_all_files(entry.path(), fs);
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} else {
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let mut file = fs.open(entry.path()).unwrap();
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let mut buf = String::new();
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file.read_to_string(&mut buf).unwrap();
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print!("{:?}:\n{}", entry.path(), buf);
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}
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}
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}
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