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Refactoring to lazy

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This commit is contained in:
Mygod
2020-08-13 03:51:21 +08:00
parent 618360a6c9
commit a25d6478ff
2 changed files with 26 additions and 13 deletions
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20
mobile/src/main/java/be/mygod/librootkotlinx/AppProcess.kt
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@@ -11,24 +11,18 @@ object AppProcess {
/**
* Based on: https://android.googlesource.com/platform/bionic/+/aff9a34/linker/linker.cpp#3397
*/
@get:RequiresApi(29)
@get:RequiresApi(28)
val genericLdConfigFilePath: String get() {
val classVMRuntime = Class.forName("dalvik.system.VMRuntime")
val abiString = classVMRuntime.getDeclaredMethod("getCurrentInstructionSet").invoke(
classVMRuntime.getDeclaredMethod("getRuntime").invoke(null))
"/system/etc/ld.config.$abiString.txt".let { if (File(it).isFile) return it }
"/system/etc/ld.config.$currentInstructionSet.txt".let { if (File(it).isFile) return it }
if (Build.VERSION.SDK_INT >= 30) "/linkerconfig/ld.config.txt".let {
check(File(it).isFile) { "failed to find generated linker configuration from \"$it\"" }
return it
}
val prop = Class.forName("android.os.SystemProperties")
if (prop.getDeclaredMethod("getBoolean", String::class.java, Boolean::class.java).invoke(null,
"ro.vndk.lite", false) as Boolean) "/system/etc/ld.config.vndk_lite.txt".let {
if (File(it).isFile) return it
} else when (val version = prop.getDeclaredMethod("get", String::class.java, String::class.java).invoke(null,
"ro.vndk.version", "") as String) {
if (isVndkLite) {
"/system/etc/ld.config.vndk_lite.txt".let { if (File(it).isFile) return it }
} else when (vndkVersion) {
"", "current" -> { }
else -> "/system/etc/ld.config.$version.txt".let { if (File(it).isFile) return it }
else -> "/system/etc/ld.config.$vndkVersion.txt".let { if (File(it).isFile) return it }
}
return "/system/etc/ld.config.txt"
}
@@ -36,7 +30,7 @@ object AppProcess {
/**
* Based on: https://android.googlesource.com/platform/bionic/+/30f2f05/linker/linker_config.cpp#182
*/
@RequiresApi(29)
@RequiresApi(26)
fun findLinkerSection(lines: Sequence<String>, binaryRealPath: String): String {
for (untrimmed in lines) {
val line = untrimmed.substringBefore('#').trim()