Reformat Java bindings.
This commit is contained in:
Robert Xiao
@@ -28,88 +28,90 @@ import unicorn.*;
|
||||
|
||||
public class Sample_arm64 {
|
||||
|
||||
// code to be emulated
|
||||
public static final byte[] ARM_CODE = {-85,1,15,-117}; // add x11, x13, x15
|
||||
|
||||
// memory address where emulation starts
|
||||
public static final int ADDRESS = 0x10000;
|
||||
|
||||
public static final long toInt(byte val[]) {
|
||||
long res = 0;
|
||||
for (int i = 0; i < val.length; i++) {
|
||||
long v = val[i] & 0xff;
|
||||
res = res + (v << (i * 8));
|
||||
}
|
||||
return res;
|
||||
}
|
||||
// code to be emulated
|
||||
public static final byte[] ARM_CODE = { -85, 1, 15, -117 }; // add x11, x13, x15
|
||||
|
||||
public static final byte[] toBytes(long val) {
|
||||
byte[] res = new byte[8];
|
||||
for (int i = 0; i < 8; i++) {
|
||||
res[i] = (byte)(val & 0xff);
|
||||
val >>>= 8;
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
// callback for tracing basic blocks
|
||||
private static class MyBlockHook implements BlockHook {
|
||||
public void hook(Unicorn u, long address, int size, Object user_data) {
|
||||
System.out.print(String.format(">>> Tracing basic block at 0x%x, block size = 0x%x\n", address, size));
|
||||
}
|
||||
}
|
||||
|
||||
// callback for tracing instruction
|
||||
private static class MyCodeHook implements CodeHook {
|
||||
public void hook(Unicorn u, long address, int size, Object user_data) {
|
||||
System.out.print(String.format(">>> Tracing instruction at 0x%x, instruction size = 0x%x\n", address, size));
|
||||
}
|
||||
}
|
||||
|
||||
static void test_arm64()
|
||||
{
|
||||
|
||||
Long x11 = 0x1234L; // X11 register
|
||||
Long x13 = 0x6789L; // X13 register
|
||||
Long x15 = 0x3333L; // X15 register
|
||||
|
||||
System.out.print("Emulate ARM64 code\n");
|
||||
|
||||
// Initialize emulator in ARM mode
|
||||
Unicorn u = new Unicorn(Unicorn.UC_ARCH_ARM64, Unicorn.UC_MODE_ARM);
|
||||
|
||||
// map 2MB memory for this emulation
|
||||
u.mem_map(ADDRESS, 2 * 1024 * 1024, Unicorn.UC_PROT_ALL);
|
||||
|
||||
// write machine code to be emulated to memory
|
||||
u.mem_write(ADDRESS, ARM_CODE);
|
||||
|
||||
// initialize machine registers
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X11, x11);
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X13, x13);
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X15, x15);
|
||||
|
||||
// tracing all basic blocks with customized callback
|
||||
u.hook_add(new MyBlockHook(), 1, 0, null);
|
||||
|
||||
// tracing one instruction at ADDRESS with customized callback
|
||||
u.hook_add(new MyCodeHook(), ADDRESS, ADDRESS, null);
|
||||
|
||||
// emulate machine code in infinite time (last param = 0), or when
|
||||
// finishing all the code.
|
||||
u.emu_start(ADDRESS, ADDRESS + ARM_CODE.length, 0, 0);
|
||||
|
||||
// now print out some registers
|
||||
System.out.print(">>> Emulation done. Below is the CPU context\n");
|
||||
|
||||
x11 = (Long)u.reg_read(Unicorn.UC_ARM64_REG_X11);
|
||||
System.out.print(String.format(">>> X11 = 0x%x\n", x11.longValue()));
|
||||
|
||||
u.close();
|
||||
}
|
||||
|
||||
public static void main(String args[])
|
||||
{
|
||||
test_arm64();
|
||||
}
|
||||
// memory address where emulation starts
|
||||
public static final int ADDRESS = 0x10000;
|
||||
|
||||
public static final long toInt(byte val[]) {
|
||||
long res = 0;
|
||||
for (int i = 0; i < val.length; i++) {
|
||||
long v = val[i] & 0xff;
|
||||
res = res + (v << (i * 8));
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
public static final byte[] toBytes(long val) {
|
||||
byte[] res = new byte[8];
|
||||
for (int i = 0; i < 8; i++) {
|
||||
res[i] = (byte) (val & 0xff);
|
||||
val >>>= 8;
|
||||
}
|
||||
return res;
|
||||
}
|
||||
|
||||
// callback for tracing basic blocks
|
||||
private static class MyBlockHook implements BlockHook {
|
||||
public void hook(Unicorn u, long address, int size, Object user_data) {
|
||||
System.out.print(String.format(
|
||||
">>> Tracing basic block at 0x%x, block size = 0x%x\n", address,
|
||||
size));
|
||||
}
|
||||
}
|
||||
|
||||
// callback for tracing instruction
|
||||
private static class MyCodeHook implements CodeHook {
|
||||
public void hook(Unicorn u, long address, int size, Object user_data) {
|
||||
System.out.print(String.format(
|
||||
">>> Tracing instruction at 0x%x, instruction size = 0x%x\n",
|
||||
address, size));
|
||||
}
|
||||
}
|
||||
|
||||
static void test_arm64() {
|
||||
|
||||
Long x11 = 0x1234L; // X11 register
|
||||
Long x13 = 0x6789L; // X13 register
|
||||
Long x15 = 0x3333L; // X15 register
|
||||
|
||||
System.out.print("Emulate ARM64 code\n");
|
||||
|
||||
// Initialize emulator in ARM mode
|
||||
Unicorn u = new Unicorn(Unicorn.UC_ARCH_ARM64, Unicorn.UC_MODE_ARM);
|
||||
|
||||
// map 2MB memory for this emulation
|
||||
u.mem_map(ADDRESS, 2 * 1024 * 1024, Unicorn.UC_PROT_ALL);
|
||||
|
||||
// write machine code to be emulated to memory
|
||||
u.mem_write(ADDRESS, ARM_CODE);
|
||||
|
||||
// initialize machine registers
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X11, x11);
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X13, x13);
|
||||
u.reg_write(Unicorn.UC_ARM64_REG_X15, x15);
|
||||
|
||||
// tracing all basic blocks with customized callback
|
||||
u.hook_add(new MyBlockHook(), 1, 0, null);
|
||||
|
||||
// tracing one instruction at ADDRESS with customized callback
|
||||
u.hook_add(new MyCodeHook(), ADDRESS, ADDRESS, null);
|
||||
|
||||
// emulate machine code in infinite time (last param = 0), or when
|
||||
// finishing all the code.
|
||||
u.emu_start(ADDRESS, ADDRESS + ARM_CODE.length, 0, 0);
|
||||
|
||||
// now print out some registers
|
||||
System.out.print(">>> Emulation done. Below is the CPU context\n");
|
||||
|
||||
x11 = (Long) u.reg_read(Unicorn.UC_ARM64_REG_X11);
|
||||
System.out.print(String.format(">>> X11 = 0x%x\n", x11.longValue()));
|
||||
|
||||
u.close();
|
||||
}
|
||||
|
||||
public static void main(String args[]) {
|
||||
test_arm64();
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user