private void getByteKeyAttr(Template t, String attr) {
Template s = null;
boolean noEx = true;
Method m;
byte[] v;
try {
s = new Template();
} catch (BeeException e) {
try {
m = t.getClass().getMethod("set" + attr + "Exception", e.getClass());
m.invoke(t, e);
} catch (Exception ex) {
return;
}
}
try {
m = s.getClass().getMethod("add" + attr);
m.invoke(s);
} catch (Exception e) {
return;
}
try {
lib.bee_get_attrs(bee, handle, s.getPointer());
Errors.checkError();
} catch (BeeException e) {
noEx = false;
try {
m = s.getClass().getDeclaredMethod("set" + attr + "Exception", e.getClass());
m.invoke(t, e);
} catch (Exception ex) {
return;
}
}
if (noEx) {
try {
m = s.getClass().getMethod("set" + attr, byte[].class);
Method g = s.getClass().getMethod("get" + attr);
v = (byte[]) g.invoke(s);
m.invoke(t, v);
} catch (Exception e) {
return;
}
}
}
public void setTemplate(Template t) throws BeeException {
lib.bee_reset_error();
lib.bee_set_attrs(bee, handle, t.getPointer());
Errors.checkError();
}
public Template getTemplate() throws BeeException {
Pkcs11Class c = null;
boolean foundClass = true;
boolean noEx = true;
Template t = new Template();
t.addToken();
t.addPrivate();
t.addModifiable();
t.addLabel();
t.addClass();
t.addKeyType();
t.addId();
t.addDerive();
t.addLocal();
lib.bee_reset_error();
lib.bee_get_attrs(bee, handle, t.getPointer());
Errors.checkError();
try {
c = t.getObjClass();
} catch (BeeException e) {
foundClass = false;
}
if (foundClass) {
Template keyAttrs = new Template();
switch (c.getCl().intValue()) {
case Pkcs11Class.SECRET_KEY:
keyAttrs.addEncrypt();
keyAttrs.addDecrypt();
keyAttrs.addWrap();
keyAttrs.addUnwrap();
keyAttrs.addSign();
keyAttrs.addVerify();
keyAttrs.addNeverExtractable();
keyAttrs.addExtractable();
keyAttrs.addAlwaysSensitive();
keyAttrs.addSensitive();
getByteKeyAttr(t, "Value");
break;
case Pkcs11Class.PUBLIC_KEY:
keyAttrs.addEncrypt();
keyAttrs.addWrap();
keyAttrs.addVerify();
// CKA_MODULUS_BITS
Template p = new Template();
p.addModulusBits();
try {
lib.bee_get_attrs(bee, handle, p.getPointer());
Errors.checkError();
} catch (BeeException e) {
noEx = false;
t.setModulusBits(-1);
}
if (noEx) t.setModulusBits(p.getModulusBits());
// CKA_MODULUS
getByteKeyAttr(t, "Modulus");
// CKA_PUBLIC_EXPONENT
getByteKeyAttr(t, "PublicExponent");
break;
case Pkcs11Class.PRIVATE_KEY:
keyAttrs.addDecrypt();
keyAttrs.addUnwrap();
keyAttrs.addSign();
keyAttrs.addNeverExtractable();
keyAttrs.addExtractable();
keyAttrs.addAlwaysSensitive();
keyAttrs.addSensitive();
// CKA_MODULUS
getByteKeyAttr(t, "Modulus");
// CKA_PRIVATE_EXPONENT
getByteKeyAttr(t, "PrivateExponent");
break;
}
lib.bee_reset_error();
lib.bee_get_attrs(bee, handle, keyAttrs.getPointer());
Errors.checkError();
t.merge(keyAttrs);
}
return t;
}