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capstone
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Merge pull request #55 from danghvu/master 

Update Java binding for new API
This commit is contained in:
Nguyen Anh Quynh 2013-12-27 03:38:12 -08:00
parent 4ebdd216f1 80348ba5f7
commit c4792c21ba
5 changed files with 105 additions and 150 deletions
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13
bindings/java/capstone/Arm.java
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@ -4,9 +4,7 @@
package capstone;
import com.sun.jna.Structure;
import com.sun.jna.Pointer;
import com.sun.jna.Union;
import com.sun.jna.NativeLong;
import java.util.List;
import java.util.Arrays;
@ -88,17 +86,6 @@ public class Arm {
op = new Operand[20];
}
public UnionOpInfo(Pointer p){
op = new Operand[20];
useMemory(p);
read();
}
public static int getSize() {
UnionOpInfo x = new UnionOpInfo();
return x.size();
}
public void read() {
readField("cc");
readField("_update_flags");

12
bindings/java/capstone/Arm64.java
View File

@ -4,9 +4,7 @@
package capstone;
import com.sun.jna.Structure;
import com.sun.jna.Pointer;
import com.sun.jna.Union;
import com.sun.jna.NativeLong;
import java.util.List;
import java.util.Arrays;
@ -87,16 +85,6 @@ public class Arm64 {
op = new Operand[8];
}
public UnionOpInfo(Pointer p) {
op = new Operand[8];
useMemory(p);
read();
}
public static int getSize() {
return (new UnionOpInfo()).size();
}
public void read() {
readField("cc");
readField("_update_flags");

204
bindings/java/capstone/Capstone.java
View File

@ -16,23 +16,19 @@ import com.sun.jna.ptr.IntByReference;
import java.util.List;
import java.util.Arrays;
import java.lang.RuntimeException;
import java.lang.Math;
public class Capstone {
public int arch;
public int mode;
private int syntax;
private int detail;
protected static abstract class OpInfo {};
protected static abstract class UnionOpInfo extends Structure {};
protected static abstract class OpInfo {}
protected static abstract class UnionOpInfo extends Structure {}
public static class UnionArch extends Union {
public static class ByValue extends UnionArch implements Union.ByValue {};
protected static int max(int a, int b, int c, int d) {
if (a<b) a = b;
if (c<d) c = d;
if (a<c) a = c;
return a;
public Arm.UnionOpInfo arm;
public Arm64.UnionOpInfo arm64;
public X86.UnionOpInfo x86;
public Mips.UnionOpInfo mips;
}
protected static class _cs_insn extends Structure {
@ -42,39 +38,49 @@ public class Capstone {
public byte[] bytes;
public byte[] mnemonic;
public byte[] operands;
public byte[] regs_read;
public byte regs_read_count;
public byte[] regs_write;
public byte regs_write_count;
public byte[] groups;
public byte groups_count;
public _cs_detail.ByReference cs_detail;
public _cs_insn(Pointer p) {
public _cs_insn() {
bytes = new byte[16];
mnemonic = new byte[32];
operands = new byte[96];
regs_read = new byte[12];
regs_write = new byte[20];
groups = new byte[8];
}
public _cs_insn(Pointer p) {
this();
useMemory(p);
read();
}
@Override
public List getFieldOrder() {
return Arrays.asList("id", "address", "size", "bytes", "mnemonic", "operands",
"regs_read", "regs_read_count",
"regs_write", "regs_write_count",
"groups", "groups_count");
return Arrays.asList("id", "address", "size", "bytes", "mnemonic", "operands", "cs_detail");
}
}
protected static class _cs_detail extends Structure {
public static class ByReference extends _cs_detail implements Structure.ByReference {};
public byte[] regs_read = new byte[12];
public byte regs_read_count;
public byte[] regs_write = new byte[20];
public byte regs_write_count;
public byte[] groups = new byte[8];
public byte groups_count;
public UnionArch arch;
@Override
public List getFieldOrder() {
return Arrays.asList("regs_read", "regs_read_count", "regs_write", "regs_write_count", "groups", "groups_count", "arch");
}
}
public static class CsInsn {
public OpInfo operands;
private Pointer ptr_origin;
private NativeLong csh;
private CS cs;
private static int _size = -1;
private _cs_insn raw;
private int arch;
public int id;
public long address;
@ -84,54 +90,79 @@ public class Capstone {
public byte[] regsRead;
public byte[] regsWrite;
public byte[] groups;
public OpInfo operands;
public CsInsn (_cs_insn struct, Pointer _ptr_origin, NativeLong _csh, CS _cs, OpInfo _op_info) {
id = struct.id;
address = struct.address;
size = struct.size;
mnemonic = new String(struct.mnemonic).replace("\u0000","");
opStr = new String(struct.operands).replace("\u0000","");
public CsInsn (_cs_insn insn, int _arch, NativeLong _csh, CS _cs) {
id = insn.id;
address = insn.address;
size = insn.size;
mnemonic = new String(insn.mnemonic).replace("\u0000","");
opStr = new String(insn.operands).replace("\u0000","");
regsRead = new byte[struct.regs_read_count];
for (int i=0; i<regsRead.length; i++)
regsRead[i] = struct.regs_read[i];
regsWrite = new byte[struct.regs_write_count];
for (int i=0; i<regsWrite.length; i++)
regsWrite[i] = struct.regs_write[i];
groups = new byte[struct.groups_count];
for (int i=0; i<groups.length; i++)
groups[i] = struct.groups[i];
operands = _op_info;
ptr_origin = _ptr_origin;
arch = _arch;
raw = insn;
csh = _csh;
cs = _cs;
// cache the size so we do not need to recompute the offset everytime
if (_size == -1)
_size = struct.size() + Arm.UnionOpInfo.getSize();
// Arm is the max, so we optimized it here, a more generic way is as follows:
// = max( Arm.UnionOpInfo.getSize(), Arm64.UnionOpInfo.getSize(), Mips.UnionOpInfo.getSize(), X86.UnionOpInfo.getSize() );
if (insn.cs_detail != null) {
regsRead = new byte[insn.cs_detail.regs_read_count];
for (int i=0; i<regsRead.length; i++)
regsRead[i] = insn.cs_detail.regs_read[i];
regsWrite = new byte[insn.cs_detail.regs_write_count];
for (int i=0; i<regsWrite.length; i++)
regsWrite[i] = insn.cs_detail.regs_write[i];
groups = new byte[insn.cs_detail.groups_count];
for (int i=0; i<groups.length; i++)
groups[i] = insn.cs_detail.groups[i];
operands = getOptInfo(insn.cs_detail);
}
}
protected int size() {
return _size;
private OpInfo getOptInfo(_cs_detail detail) {
OpInfo op_info = null;
switch (this.arch) {
case CS_ARCH_ARM:
detail.arch.setType(Arm.UnionOpInfo.class);
detail.arch.read();
op_info = new Arm.OpInfo((Arm.UnionOpInfo) detail.arch.arm);
break;
case CS_ARCH_ARM64:
detail.arch.setType(Arm64.UnionOpInfo.class);
detail.arch.read();
op_info = new Arm64.OpInfo((Arm64.UnionOpInfo) detail.arch.arm64);
break;
case CS_ARCH_MIPS:
detail.arch.setType(Mips.UnionOpInfo.class);
detail.arch.read();
op_info = new Mips.OpInfo((Mips.UnionOpInfo) detail.arch.mips);
break;
case CS_ARCH_X86:
detail.arch.setType(X86.UnionOpInfo.class);
detail.arch.read();
op_info = new X86.OpInfo((X86.UnionOpInfo) detail.arch.x86);
break;
default:
}
return op_info;
}
public int opCount(int type) {
return cs.cs_op_count(csh, ptr_origin, type);
return cs.cs_op_count(csh, raw.getPointer(), type);
}
public int opIndex(int type, int index) {
return cs.cs_op_index(csh, ptr_origin, type, index);
return cs.cs_op_index(csh, raw.getPointer(), type, index);
}
public boolean regRead(int reg_id) {
return cs.cs_reg_read(csh, ptr_origin, reg_id) != 0;
return cs.cs_reg_read(csh, raw.getPointer(), reg_id) != 0;
}
public boolean regWrite(int reg_id) {
return cs.cs_reg_write(csh, ptr_origin, reg_id) != 0;
return cs.cs_reg_write(csh, raw.getPointer(), reg_id) != 0;
}
public int errno() {
@ -147,47 +178,16 @@ public class Capstone {
}
public boolean group(int gid) {
return cs.cs_insn_group(csh, ptr_origin, gid) != 0;
return cs.cs_insn_group(csh, raw.getPointer(), gid) != 0;
}
}
private CsInsn fromPointer(Pointer pointer)
{
_cs_insn insn = new _cs_insn(pointer);
OpInfo op_info = null;
UnionOpInfo _op_info = null;
private CsInsn[] fromArrayRaw(_cs_insn[] arr_raw) {
CsInsn[] arr = new CsInsn[arr_raw.length];
switch (this.arch) {
case CS_ARCH_ARM:
_op_info = new Arm.UnionOpInfo(pointer.share(insn.size()));
op_info = new Arm.OpInfo((Arm.UnionOpInfo) _op_info);
break;
case CS_ARCH_ARM64:
_op_info = new Arm64.UnionOpInfo(pointer.share(insn.size()));
op_info = new Arm64.OpInfo((Arm64.UnionOpInfo) _op_info);
break;
case CS_ARCH_MIPS:
_op_info = new Mips.UnionOpInfo(pointer.share(insn.size()));
op_info = new Mips.OpInfo((Mips.UnionOpInfo) _op_info);
break;
case CS_ARCH_X86:
_op_info = new X86.UnionOpInfo(pointer.share(insn.size()));
op_info = new X86.OpInfo((X86.UnionOpInfo) _op_info);
break;
default:
}
return new CsInsn(insn, pointer, ns.csh, cs, op_info);
}
private CsInsn[] fromArrayPointer(Pointer pointer, int numberResults)
{
CsInsn[] arr = new CsInsn[numberResults];
int offset = 0;
for (int i = 0; i < numberResults; i++) {
arr[i] = fromPointer(pointer.share(offset));
offset += arr[i].size();
for (int i = 0; i < arr_raw.length; i++) {
arr[i] = new CsInsn(arr_raw[i], this.arch, ns.csh, cs);
}
return arr;
@ -195,7 +195,7 @@ public class Capstone {
private interface CS extends Library {
public int cs_open(int arch, int mode, NativeLongByReference handle);
public NativeLong cs_disasm_dyn(NativeLong handle, byte[] code, NativeLong code_len,
public NativeLong cs_disasm_ex(NativeLong handle, byte[] code, NativeLong code_len,
long addr, NativeLong count, PointerByReference insn);
public void cs_free(Pointer p);
public int cs_close(NativeLong handle);
@ -258,9 +258,12 @@ public class Capstone {
protected NativeStruct ns; // for memory retention
private CS cs;
public int arch;
public int mode;
private int syntax;
private int detail;
public Capstone(int arch, int mode)
{
public Capstone(int arch, int mode) {
this.arch = arch;
this.mode = mode;
ns = new NativeStruct();
@ -311,9 +314,12 @@ public class Capstone {
public CsInsn[] disasm(byte[] code, long address, long count) {
PointerByReference insnRef = new PointerByReference();
NativeLong c = cs.cs_disasm_dyn(ns.csh, code, new NativeLong(code.length), address, new NativeLong(count), insnRef);
NativeLong c = cs.cs_disasm_ex(ns.csh, code, new NativeLong(code.length), address, new NativeLong(count), insnRef);
CsInsn[] allInsn = fromArrayPointer(insnRef.getValue(), c.intValue());
Pointer p = insnRef.getValue();
_cs_insn byref = new _cs_insn(p);
CsInsn[] allInsn = fromArrayRaw((_cs_insn[]) byref.toArray(c.intValue()));
return allInsn;
}
}

12
bindings/java/capstone/Mips.java
View File

@ -4,9 +4,7 @@
package capstone;
import com.sun.jna.Structure;
import com.sun.jna.Pointer;
import com.sun.jna.Union;
import com.sun.jna.NativeLong;
import java.util.List;
import java.util.Arrays;
@ -66,16 +64,6 @@ public class Mips {
op = new Operand[8];
}
public UnionOpInfo(Pointer p) {
op = new Operand[8];
useMemory(p);
read();
}
public static int getSize() {
return (new UnionOpInfo()).size();
}
public void read() {
readField("op_count");
op = new Operand[op_count];

14
bindings/java/capstone/X86.java
View File

@ -4,9 +4,7 @@
package capstone;
import com.sun.jna.Structure;
import com.sun.jna.Pointer;
import com.sun.jna.Union;
import com.sun.jna.NativeLong;
import java.util.List;
import java.util.Arrays;
@ -89,18 +87,6 @@ public class X86 {
prefix = new byte[5];
}
public UnionOpInfo(Pointer p) {
op = new Operand[8];
opcode = new byte[3];
prefix = new byte[5];
useMemory(p);
read();
}
public static int getSize() {
return (new UnionOpInfo()).size();
}
@Override
public List getFieldOrder() {
return Arrays.asList("prefix", "segment", "opcode", "op_size", "addr_size", "disp_size",