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add x86 mmr handling to java binding

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This commit is contained in:
Chris Eagle
2016-02-07 07:23:07 -08:00
parent a5b1ae47c3
commit 84fbe5aa5d
4 changed files with 316 additions and 4 deletions
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84
bindings/java/unicorn/Unicorn.java
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@ -26,6 +26,8 @@ import java.util.*;
public class Unicorn implements UnicornConst, ArmConst, Arm64Const, M68kConst, SparcConst, MipsConst, X86Const {
private long eng;
private int arch;
private int mode;
private long blockHandle = 0;
private long interruptHandle = 0;
@ -275,6 +277,38 @@ public class Unicorn implements UnicornConst, ArmConst, Arm64Const, M68kConst, S
}
}
/**
* Write to register.
*
* @param regid Register ID that is to be modified.
* @param value Number containing the new register value
*/
private native void reg_write_num(int regid, Number value) throws UnicornException;
/**
* Write to register.
*
* @param regid Register ID that is to be modified.
* @param value X86 specific memory management register containing the new register value
*/
private native void reg_write_mmr(int regid, X86_MMR value) throws UnicornException;
/**
* Read register value.
*
* @param regid Register ID that is to be retrieved.
* @return Number containing the requested register value.
*/
private native Number reg_read_num(int regid) throws UnicornException;
/**
* Read register value.
*
* @param regid Register ID that is to be retrieved.
* @return X86_MMR containing the requested register value.
*/
private native Number reg_read_mmr(int regid) throws UnicornException;
/**
* Native access to uc_open
*
@ -292,6 +326,9 @@ public class Unicorn implements UnicornConst, ArmConst, Arm64Const, M68kConst, S
*
*/
public Unicorn(int arch, int mode) throws UnicornException {
//remember these in case we need arch specific code
this.arch = arch;
this.mode = mode;
eng = open(arch, mode);
unicorns.put(eng, this);
allLists.add(blockList);
@ -369,19 +406,60 @@ public class Unicorn implements UnicornConst, ArmConst, Arm64Const, M68kConst, S
/**
* Write to register.
*
* @deprecated use reg_write(int regid, Object value) instead
* @param regid Register ID that is to be modified.
* @param value Array containing value that will be written into register @regid
*/
@Deprecated
public native void reg_write(int regid, byte[] value) throws UnicornException;
/**
* Write to register.
*
* @param regid Register ID that is to be modified.
* @param value Object containing the new register value. Long, BigInteger, or
* other custom class used to represent register values
*/
public void reg_write(int regid, Object value) throws UnicornException {
if (value instanceof Number) {
reg_write_num(regid, (Number)value);
}
else if (arch == UC_ARCH_X86 && value instanceof X86_MMR) {
if (regid >= UC_X86_REG_IDTR && regid <= UC_X86_REG_TR) {
reg_write_mmr(regid, (X86_MMR)value);
}
}
else {
throw new ClassCastException("Invalid value type");
}
}
/**
* Read register value.
*
* @deprecated use Object reg_write(int regid) instead
* @param regid Register ID that is to be retrieved.
* @param regsz Size of the register being retrieved.
* @return Byte array containing the requested register value.
*/
@Deprecated
public native byte[] reg_read(int regid, int regsz) throws UnicornException;
/**
* Read register value.
*
* @param regid Register ID that is to be retrieved.
* @param regsz Size of the register being retrieved.
* @return Byte array containing the requested register value.
* @return Object containing the requested register value. Long, BigInteger, or
* other custom class used to represent register values
*/
public native byte[] reg_read(int regid, int regsz) throws UnicornException;
public Object reg_read(int regid) throws UnicornException {
if (arch == UC_ARCH_X86 && regid >= UC_X86_REG_IDTR && regid <= UC_X86_REG_TR) {
return reg_read_mmr(regid);
}
else {
return reg_read_num(regid);
}
}
/**
* Write to memory.