77 lines
3.1 KiB
Rust
77 lines
3.1 KiB
Rust
use liblbos::fs::{DirectoryReader, FileReader, FileSystem, Record, RecordType};
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use liblbos::ktask;
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use crate::strprint::twodigit;
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use crate::syscalls::{kinfo, read_inbuf};
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use crate::trafficcontrol::{INBUF_LEN};
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pub fn turntable_task() -> ! {
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print(b"turntable task\n");
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fn print(bytes: &[u8]) {
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crate::syscalls::write_terminal(bytes);
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}
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let mut buf: [u8; INBUF_LEN] = [0; INBUF_LEN];
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loop {
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let read = read_inbuf(&mut buf);
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if read > 0 {
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for c in &buf[0..read] {
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if *c == b'\r' {
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let kinfo = kinfo();
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print(b"\nkinfo\n");
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print(b"task count ");
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print(&twodigit(kinfo.current_process_count as u8));
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print(b"\ntotal mem ");
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print(&twodigit(kinfo.total_mem_blocks as u8));
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print(b"\nfree mem ");
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print(&twodigit(kinfo.free_mem_blocks as u8));
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print(b"\n");
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let mut fs = FileSystem::empty();
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if ktask::ktask_fsopen(&mut fs) != 0 {
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print(b"failed to open fs\n");
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}
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let mut dir = DirectoryReader::empty();
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if ktask::ktask_fsopendir(&fs, &mut dir, b"/") != 0 {
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print(b"failed to open dir\n");
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}
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let mut record = Record {
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name: [0; 12],
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record_type: 0,
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target: 0,
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total_size_bytes: 0,
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};
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while ktask::ktask_fsreaddir(&fs, &mut dir, &mut record) == 0 {
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print(b"\n");
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if record.record_type == 0 {
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print(b"unexpected eod");
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break;
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}
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print(b" - ");
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print(&record.name[..record.name.iter().position(|&x| x == 0).unwrap_or(11)]);
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if record.record_type == RecordType::Directory as u8 {
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print(b" (dir)");
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} else {
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print(b" (file)");
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let mut reader = FileReader::empty();
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let mut buf = [0u8; 16];
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if ktask::ktask_fsopenfile(&fs, &record, &mut reader) != 0 {
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print(b" failed to open file\n");
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continue;
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}
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if ktask::ktask_fsreadfile(&fs, &mut reader, &mut buf) != 0 {
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print(b" failed to read file\n");
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continue;
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}
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print(b"\n (");
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print(&buf);
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print(b")\n");
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}
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}
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} else {
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print(&[*c]);
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}
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}
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}
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}
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}
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