refactor: use built-in bootimg crate, remove magiskboot

manager/app/src/main/java/me/weishu/kernelsu/ui/util/KsuCli.kt

@@ -118,9 +118,8 @@ suspend fun getFeaturePersistValue(feature: String): Long? = withContext(Dispatc
 
 fun install() {
     val start = SystemClock.elapsedRealtime()
-    val magiskboot = File(ksuApp.applicationInfo.nativeLibraryDir, "libmagiskboot.so").absolutePath
     val libadbroot = File(ksuApp.applicationInfo.nativeLibraryDir, "libadbroot.so").absolutePath
-    val result = execKsud("install --magiskboot $magiskboot --libadbroot $libadbroot", true)
+    val result = execKsud("install --libadbroot $libadbroot", true)
     Log.w(TAG, "install result: $result, cost: ${SystemClock.elapsedRealtime() - start}ms")
 }
 
@@ -241,16 +240,14 @@ fun runModuleAction(
 fun restoreBoot(
     onStdout: (String) -> Unit, onStderr: (String) -> Unit
 ): FlashResult {
-    val magiskboot = File(ksuApp.applicationInfo.nativeLibraryDir, "libmagiskboot.so")
-    val result = flashWithIO("${getKsuDaemonPath()} boot-restore -f --magiskboot $magiskboot", onStdout, onStderr)
+    val result = flashWithIO("${getKsuDaemonPath()} boot-restore -f", onStdout, onStderr)
     return FlashResult(result)
 }
 
 fun uninstallPermanently(
     onStdout: (String) -> Unit, onStderr: (String) -> Unit
 ): FlashResult {
-    val magiskboot = File(ksuApp.applicationInfo.nativeLibraryDir, "libmagiskboot.so")
-    val result = flashWithIO("${getKsuDaemonPath()} uninstall --magiskboot $magiskboot --package-name ${BuildConfig.APPLICATION_ID}", onStdout, onStderr)
+    val result = flashWithIO("${getKsuDaemonPath()} uninstall --package-name ${BuildConfig.APPLICATION_ID}", onStdout, onStderr)
     return FlashResult(result)
 }
 
@@ -289,8 +286,7 @@ fun installBoot(
         }
     }
 
-    val magiskboot = File(ksuApp.applicationInfo.nativeLibraryDir, "libmagiskboot.so")
-    var cmd = "boot-patch --magiskboot ${magiskboot.absolutePath}"
+    var cmd = "boot-patch"
 
     cmd += if (bootFile == null) {
         // no boot.img, use -f to flash

userspace/ksud/Cargo.toml

@@ -16,11 +16,14 @@ rust-embed = { version = "8", features = [
     "compression", # must clean build after updating binaries
 ] }
 which = "8"
-sha1 = "0.10"
+sha1 = "0.11"
+base16ct = { version = "0.2", features = ["alloc"] }
 sha256 = "1"
 tempfile = "3"
 chrono = "0.4"
 regex-lite = "0.1"
+memmap2 = "0.9"
+android-bootimg = { git = "https://github.com/5ec1cff/android_bootimg", rev = "ae9c67a69cdcb1fdbdce523a09bcdd3b085a210b" }
 
 [target.'cfg(target_os = "android")'.dependencies]
 rustix = { version = "1", features = [
@@ -56,4 +59,4 @@ adb_client = { git = "https://github.com/Kernel-SU/adb_client" }
 prop-rs-android = { git = "https://github.com/Kernel-SU/ksu_props" }
 
 [build-dependencies]
-bindgen = "0.71.0"
+bindgen = "0.72"

userspace/ksud/src/assets.rs

@@ -1,6 +1,5 @@
 use anyhow::Result;
 use rust_embed::RustEmbed;
-use std::path::Path;
 
 #[cfg(target_os = "android")]
 mod android {
@@ -47,15 +46,15 @@ struct Asset;
 #[folder = "bin/aarch64"]
 struct Asset;
 
+#[allow(unused)]
 pub fn get_asset_data(name: &str) -> Result<std::borrow::Cow<'static, [u8]>> {
     let asset = Asset::get(name).ok_or_else(|| anyhow::anyhow!("asset not found: {name}"))?;
     Ok(asset.data)
 }
 
-pub fn copy_assets_to_file(name: &str, dst: impl AsRef<Path>) -> Result<()> {
-    let data = get_asset_data(name)?;
-    std::fs::write(dst, &*data)?;
-    Ok(())
+pub fn get_asset(name: &str) -> Result<Box<dyn AsRef<[u8]>>> {
+    let asset = Asset::get(name).ok_or_else(|| anyhow::anyhow!("asset not found: {name}"))?;
+    Ok(Box::new(asset.data))
 }
 
 pub fn list_supported_kmi() -> std::vec::Vec<std::string::String> {