/
DrmWrapper.java
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/
DrmWrapper.java
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package com.htc.android.mail;
import android.drm.mobile1.DrmException;
import android.drm.mobile1.DrmRawContent;
import android.drm.mobile1.DrmRights;
import android.drm.mobile1.DrmRightsManager;
import android.net.Uri;
import android.util.Log;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
public class DrmWrapper {
private static final boolean DEBUG = false;
private static final boolean LOCAL_LOGV = false;
private static final String LOG_TAG = "DrmWrapper";
private final byte[] mData;
private final Uri mDataUri;
private byte[] mDecryptedData;
private final DrmRawContent mDrmObject;
private DrmRights mRight;
public DrmWrapper(String var1, Uri var2, byte[] var3) throws DrmException, IOException {
if(var1 != null && var3 != null) {
this.mDataUri = var2;
this.mData = var3;
ByteArrayInputStream var4 = new ByteArrayInputStream(var3);
int var5 = var4.available();
DrmRawContent var6 = new DrmRawContent(var4, var5, var1);
this.mDrmObject = var6;
if(!this.isRightsInstalled()) {
this.installRights(var3);
}
} else {
throw new IllegalArgumentException("Content-Type or data may not be null.");
}
}
private int getPermission() {
String var1 = this.mDrmObject.getContentType();
return 2;
}
public static boolean isDrmObject(String var0) {
boolean var1;
if(var0 == null) {
var1 = false;
} else if(!var0.equalsIgnoreCase("application/vnd.oma.drm.content") && !var0.equalsIgnoreCase("application/vnd.oma.drm.message")) {
var1 = false;
} else {
var1 = true;
}
return var1;
}
public boolean consumeRights() {
byte var1;
if(this.mRight == null) {
var1 = 0;
} else {
DrmRights var2 = this.mRight;
int var3 = this.getPermission();
var1 = var2.consumeRights(var3);
}
return (boolean)var1;
}
public String getContentType() {
return this.mDrmObject.getContentType();
}
public byte[] getDecryptedData() throws IOException {
if(this.mDecryptedData == null && this.mRight != null) {
DrmRawContent var1 = this.mDrmObject;
DrmRights var2 = this.mRight;
InputStream var3 = var1.getContentInputStream(var2);
boolean var22 = false;
try {
var22 = true;
ByteArrayOutputStream var4 = new ByteArrayOutputStream();
byte[] var5 = new byte[256];
while(true) {
int var6 = var3.read(var5);
if(var6 <= 0) {
byte[] var8 = var4.toByteArray();
this.mDecryptedData = var8;
var22 = false;
break;
}
var4.write(var5, 0, var6);
}
} finally {
if(var22) {
try {
var3.close();
} catch (IOException var23) {
String var14 = var23.getMessage();
Log.e("DrmWrapper", var14, var23);
}
}
}
try {
var3.close();
} catch (IOException var24) {
String var17 = var24.getMessage();
Log.e("DrmWrapper", var17, var24);
}
}
byte[] var12;
if(this.mDecryptedData != null) {
byte[] var9 = new byte[this.mDecryptedData.length];
byte[] var10 = this.mDecryptedData;
int var11 = this.mDecryptedData.length;
System.arraycopy(var10, 0, var9, 0, var11);
var12 = var9;
} else {
var12 = null;
}
return var12;
}
public byte[] getOriginalData() {
return this.mData;
}
public Uri getOriginalUri() {
return this.mDataUri;
}
public String getRightsAddress() {
String var1;
if(this.mDrmObject == null) {
var1 = null;
} else {
var1 = this.mDrmObject.getRightsAddress();
}
return var1;
}
public void installRights(byte[] var1) throws DrmException, IOException {
if(var1 == null) {
throw new DrmException("Right data may not be null.");
} else {
ByteArrayInputStream var2 = new ByteArrayInputStream(var1);
DrmRightsManager var3 = DrmRightsManager.getInstance();
int var4 = var1.length;
DrmRights var5 = var3.installRights(var2, var4, "application/vnd.oma.drm.message");
this.mRight = var5;
}
}
public boolean isAllowedToForward() {
int var1 = this.mDrmObject.getRawType();
boolean var2;
if(3 != var1) {
var2 = false;
} else {
var2 = true;
}
return var2;
}
public boolean isRightsInstalled() {
boolean var1;
if(this.mRight != null) {
var1 = true;
} else {
DrmRightsManager var2 = DrmRightsManager.getInstance();
DrmRawContent var3 = this.mDrmObject;
DrmRights var4 = var2.queryRights(var3);
this.mRight = var4;
if(this.mRight != null) {
var1 = true;
} else {
var1 = false;
}
}
return var1;
}
}