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Improved Architecture class.

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This commit is contained in:
SerpentSpirale 2021-08-11 14:28:32 +02:00
parent 54f2a1e464
commit baf48509c5
1 changed files with 36 additions and 6 deletions
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42
app_pojavlauncher/src/main/java/net/kdt/pojavlaunch/Architecture.java
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@ -7,6 +7,7 @@ import java.util.Locale;
public class Architecture
{
public static int UNSUPPORTED_ARCH = -1;
public static int ARCH_ARM64 = 0x1;
public static int ARCH_ARM = 0x2;
public static int ARCH_X86 = 0x4;
@ -31,17 +32,46 @@ public class Architecture
/**
* Tells the device supported architecture
* As of now, the function may just fail to detect ARM emulation from zenfones
*
* @return ARCH_ARM || ARCH_ARM64 || ARCH_X86 || ARCH_86_64
*/
public static int getDeviceArchitecture(){
if(is64BitsDevice()){
return archAsInt(Build.SUPPORTED_64_BIT_ABIS[0]);
if(isx86Device()){
return is64BitsDevice() ? ARCH_X86_64 : ARCH_X86;
}
return archAsInt(Build.SUPPORTED_32_BIT_ABIS[0]);
return is64BitsDevice() ? ARCH_ARM64 : ARCH_ARM;
}
/**
* Tell is the device is based on an x86 processor.
* It doesn't tell if the device is 64 or 32 bits.
* @return Whether or not the device is x86 based.
*/
public static boolean isx86Device(){
//We check the whole range of supported ABIs,
//Since zenfones can place arm before their native instruction set.
if(is64BitsDevice()){
for(String str : Build.SUPPORTED_64_BIT_ABIS){
if(archAsInt(str) == ARCH_X86_64) return true;
}
}else{
for(String str : Build.SUPPORTED_32_BIT_ABIS){
if(archAsInt(str) == ARCH_X86) return true;
}
}
return false;
}
/**
* Tell is the device is based on an arm processor.
* It doesn't tell if the device is 64 or 32 bits.
* @return Whether or not the device is arm based.
*/
public static boolean isArmDevice(){
return !isx86Device();
}
/**
* Convert an architecture from a String to an int.
* @param arch The architecture as a String
@ -50,11 +80,11 @@ public class Architecture
public static int archAsInt(String arch){
arch = arch.toLowerCase();
if(arch.equals("arm64-v8a") || arch.equals("aarch64")) return ARCH_ARM64;
if(arch.contains("armeabi")) return ARCH_ARM;
if(arch.contains("armeabi") ||arch.contains("armv7")) return ARCH_ARM;
if(arch.equals("x86_64")) return ARCH_X86_64;
if(arch.equals("x86") || (arch.startsWith("i") && arch.endsWith("86"))) return ARCH_X86;
//Shouldn't happen
return -1;
return UNSUPPORTED_ARCH;
}
}