Ryan/drop-app
1
0
Fork 0
mirror of https://github.com/Drop-OSS/drop-app.git synced 2025-11-14 00:31:33 +10:00
Code Issues Packages Projects Releases Wiki Activity

migrated unpacking to rust zstd to conform with droplet

Browse Source 
@drop/droplet now packs with zstd, so converts unpacker.rs to use zstd
This commit is contained in:
DecDuck
2024-10-07 15:10:38 +11:00
parent e504c003b1
commit c46c54b2a5
4 changed files with 47 additions and 52 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
src-tauri/src/unpacker.rs
View File

@ -4,12 +4,11 @@ use serde::Deserialize;
use std::{
collections::HashMap,
fs::{create_dir_all, File},
io::{self, BufReader, Error, Seek},
io::{self, BufReader, Error, Seek, Write},
os::unix::fs::PermissionsExt,
path::Path,
};
use tauri::Runtime;
use xz2::bufread::XzDecoder;
#[derive(Deserialize)]
struct ManifestChunk {
@ -28,31 +27,6 @@ struct Manifest {
record: HashMap<String, ManifestRecord>,
}
fn generate_permissions(permissions: Vec<bool>) -> u32 {
// Base 8
let mut perms: u32 = 0;
// Read
if permissions[0] {
perms += 4;
}
// Write
if permissions[1] {
perms += 2;
}
// Execute
if permissions[2] {
perms += 1;
}
perms *= 8 * 8;
perms += 4 * 8 + 4;
return perms;
}
pub fn unpack() -> Result<(), Error> {
let chunk_size: u64 = 1024 * 1024 * 16;
@ -80,12 +54,13 @@ pub fn unpack() -> Result<(), Error> {
let chunk_handle = File::open(chunk_path).unwrap();
let chunk_reader = BufReader::new(chunk_handle);
let mut decompressor = XzDecoder::new(chunk_reader);
let mut decompressor = zstd::Decoder::new(chunk_reader).unwrap();
let offset = u64::try_from(chunk.index).unwrap() * chunk_size;
file_handle.seek(io::SeekFrom::Start(offset)).unwrap();
io::copy(&mut decompressor, &mut file_handle).unwrap();
file_handle.flush().unwrap();
}
});