/**
* Internal function to format the bundle flags so they can be stored in one byte.
*
* @param bundle Bundle to get the flags values
* @return Formatted value of the flags
*/
protected static int format_bundle_flags(final Bundle bundle) {
int flags = 0;
if (bundle.is_fragment()) {
flags |= bundle_processing_flag_t.BUNDLE_IS_FRAGMENT.getCode();
}
if (bundle.is_admin()) {
flags |= bundle_processing_flag_t.BUNDLE_IS_ADMIN.getCode();
}
if (bundle.do_not_fragment()) {
flags |= bundle_processing_flag_t.BUNDLE_DO_NOT_FRAGMENT.getCode();
}
if (bundle.custody_requested()) {
flags |= bundle_processing_flag_t.BUNDLE_CUSTODY_XFER_REQUESTED.getCode();
}
if (bundle.singleton_dest()) {
flags |= bundle_processing_flag_t.BUNDLE_SINGLETON_DESTINATION.getCode();
}
if (bundle.app_acked_rcpt()) {
flags |= bundle_processing_flag_t.BUNDLE_ACK_BY_APP.getCode();
}
return flags;
}
/**
* Check the validity of the Primary block
*
* @param bundle Bundle to check the generic validity of block
* @param block_list List of Blocks
* @param block Block to check if it's valid or not
* @param reception_reason If block is not valid then reception reason
* @param deletion_reason If block is not balid then deletion reason
* @return True if the block is valid else false
*/
public boolean validate(
final Bundle bundle,
BlockInfoVec block_list,
BlockInfo block,
status_report_reason_t[] reception_reason,
status_report_reason_t[] deletion_reason) {
// Make sure all four EIDs are valid.
boolean eids_valid = true;
eids_valid &= bundle.source().valid();
eids_valid &= bundle.dest().valid();
eids_valid &= bundle.custodian().valid();
eids_valid &= bundle.replyto().valid();
if (!eids_valid) {
Log.e(TAG, "bad value for one or more EIDs");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
// According to BP section 3.3, there are certain things that a bundle
// with a null source EID should not try to do. Check for these cases
// and reject the bundle if any is true.
Log.d(TAG, "Going to check null eid");
if (bundle.source().equals(EndpointID.NULL_EID())) {
Log.d(TAG, "Inside of Going to check null eid");
if (bundle.receipt_requested() || bundle.app_acked_rcpt()) {
Log.e(TAG, "bundle with null source eid has requested a report; reject it");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
if (bundle.custody_requested()) {
Log.e(TAG, "bundle with null source eid has requested custody transfer; reject it");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
if (!bundle.do_not_fragment()) {
Log.e(
TAG, "bundle with null source eid has not set " + "'do-not-fragment' flag; reject it");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
}
Log.d(TAG, "Out of Going to check null eid");
// Admin bundles cannot request custody transfer.
if (bundle.is_admin()) {
if (bundle.custody_requested()) {
Log.e(TAG, "admin bundle requested custody transfer; reject it");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
if (bundle.receive_rcpt()
|| bundle.custody_rcpt()
|| bundle.forward_rcpt()
|| bundle.delivery_rcpt()
|| bundle.deletion_rcpt()
|| bundle.app_acked_rcpt()) {
Log.e(TAG, "admin bundle has requested a report; reject it");
deletion_reason[0] = status_report_reason_t.REASON_BLOCK_UNINTELLIGIBLE;
return false;
}
}
return true;
}