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Improve Rust implementation

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- Move mmap_file implementation into Rust
- Introduce Utf8CStr as the better c-string type to use
This commit is contained in:
topjohnwu
2023-06-12 01:07:43 -07:00
committed by John Wu
parent 866386e21f
commit 23c1f0111b
9 changed files with 352 additions and 118 deletions
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native/src/boot/ramdisk.rs
+3 -2
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@@ -4,6 +4,7 @@ use std::env;
use std::str::from_utf8;
use base::libc::{S_IFDIR, S_IFMT, S_IFREG};
use base::Utf8CStr;
use crate::cpio::{Cpio, CpioEntry};
use crate::ffi::{patch_encryption, patch_verity};
@@ -12,7 +13,7 @@ pub trait MagiskCpio {
fn patch(&mut self);
fn test(&self) -> i32;
fn restore(&mut self) -> anyhow::Result<()>;
fn backup(&mut self, origin: &str) -> anyhow::Result<()>;
fn backup(&mut self, origin: &Utf8CStr) -> anyhow::Result<()>;
}
const MAGISK_PATCHED: i32 = 1 << 0;
@@ -119,7 +120,7 @@ impl MagiskCpio for Cpio {
Ok(())
}
fn backup(&mut self, origin: &str) -> anyhow::Result<()> {
fn backup(&mut self, origin: &Utf8CStr) -> anyhow::Result<()> {
let mut backups = HashMap::<String, CpioEntry>::new();
let mut rm_list = String::new();
backups.insert(