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* Data Structures:

Browse Source 
- New SDSCache for SimpleDataStructures
      - New SimpleByteCache for byte[]
      - Cache Hash, PublicKey, and SigningPublicKey
      - Remove global lock in ByteCache
This commit is contained in:
zzz
2010-12-30 15:01:39 +00:00
parent 5d6edad9d4
commit 08a3165c44
20 changed files with 469 additions and 85 deletions
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7
router/java/src/net/i2p/data/i2np/BuildRequestRecord.java
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@ -93,9 +93,10 @@ public class BuildRequestRecord {
* the gateway to which the reply should be sent.
*/
public Hash readNextIdentity() {
byte rv[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(_data.getData(), _data.getOffset() + OFF_SEND_IDENT, rv, 0, Hash.HASH_LENGTH);
return new Hash(rv);
//byte rv[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(_data.getData(), _data.getOffset() + OFF_SEND_IDENT, rv, 0, Hash.HASH_LENGTH);
//return new Hash(rv);
return Hash.create(_data.getData(), _data.getOffset() + OFF_SEND_IDENT);
}
/**
* Tunnel layer encryption key that the current hop should use

21
router/java/src/net/i2p/data/i2np/DatabaseLookupMessage.java
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@ -133,15 +133,17 @@ public class DatabaseLookupMessage extends I2NPMessageImpl {
if (type != MESSAGE_TYPE) throw new I2NPMessageException("Message type is incorrect for this message");
int curIndex = offset;
byte keyData[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
//byte keyData[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
_key = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_key = new Hash(keyData);
//_key = new Hash(keyData);
byte fromData[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, fromData, 0, Hash.HASH_LENGTH);
//byte fromData[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, fromData, 0, Hash.HASH_LENGTH);
_fromHash = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_fromHash = new Hash(fromData);
//_fromHash = new Hash(fromData);
boolean tunnelSpecified = false;
switch (data[curIndex]) {
@ -168,10 +170,11 @@ public class DatabaseLookupMessage extends I2NPMessageImpl {
throw new I2NPMessageException("Invalid number of peers - " + numPeers);
Set<Hash> peers = new HashSet(numPeers);
for (int i = 0; i < numPeers; i++) {
byte peer[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, peer, 0, Hash.HASH_LENGTH);
//byte peer[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, peer, 0, Hash.HASH_LENGTH);
Hash p = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
peers.add(new Hash(peer));
peers.add(p);
}
_dontIncludePeers = peers;
}

21
router/java/src/net/i2p/data/i2np/DatabaseSearchReplyMessage.java
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@ -55,26 +55,29 @@ public class DatabaseSearchReplyMessage extends I2NPMessageImpl {
if (type != MESSAGE_TYPE) throw new I2NPMessageException("Message type is incorrect for this message");
int curIndex = offset;
byte keyData[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
//byte keyData[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
_key = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_key = new Hash(keyData);
//_key = new Hash(keyData);
int num = (int)DataHelper.fromLong(data, curIndex, 1);
curIndex++;
_peerHashes.clear();
for (int i = 0; i < num; i++) {
byte peer[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, peer, 0, Hash.HASH_LENGTH);
//byte peer[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, peer, 0, Hash.HASH_LENGTH);
Hash p = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
addReply(new Hash(peer));
addReply(p);
}
byte from[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, from, 0, Hash.HASH_LENGTH);
//byte from[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, from, 0, Hash.HASH_LENGTH);
_from = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_from = new Hash(from);
//_from = new Hash(from);
//_context.statManager().addRateData("netDb.searchReplyMessageReceive", num*32 + 64, 1);
}

14
router/java/src/net/i2p/data/i2np/DatabaseStoreMessage.java
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@ -113,10 +113,11 @@ public class DatabaseStoreMessage extends I2NPMessageImpl {
if (type != MESSAGE_TYPE) throw new I2NPMessageException("Message type is incorrect for this message");
int curIndex = offset;
byte keyData[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
//byte keyData[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, keyData, 0, Hash.HASH_LENGTH);
_key = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_key = new Hash(keyData);
//_key = new Hash(keyData);
_type = (int)DataHelper.fromLong(data, curIndex, 1);
curIndex++;
@ -130,10 +131,11 @@ public class DatabaseStoreMessage extends I2NPMessageImpl {
_replyTunnel = new TunnelId(tunnel);
curIndex += 4;
byte gw[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, curIndex, gw, 0, Hash.HASH_LENGTH);
//byte gw[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, curIndex, gw, 0, Hash.HASH_LENGTH);
_replyGateway = Hash.create(data, curIndex);
curIndex += Hash.HASH_LENGTH;
_replyGateway = new Hash(gw);
//_replyGateway = new Hash(gw);
} else {
_replyTunnel = null;
_replyGateway = null;

36
router/java/src/net/i2p/data/i2np/DeliveryInstructions.java
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@ -90,18 +90,21 @@ public class DeliveryInstructions extends DataStructureImpl {
case FLAG_MODE_LOCAL:
break;
case FLAG_MODE_DESTINATION:
Hash destHash = new Hash();
destHash.readBytes(in);
//Hash destHash = new Hash();
//destHash.readBytes(in);
Hash destHash = Hash.create(in);
setDestination(destHash);
break;
case FLAG_MODE_ROUTER:
Hash routerHash = new Hash();
routerHash.readBytes(in);
//Hash routerHash = new Hash();
//routerHash.readBytes(in);
Hash routerHash = Hash.create(in);
setRouter(routerHash);
break;
case FLAG_MODE_TUNNEL:
Hash tunnelRouterHash = new Hash();
tunnelRouterHash.readBytes(in);
//Hash tunnelRouterHash = new Hash();
//tunnelRouterHash.readBytes(in);
Hash tunnelRouterHash = Hash.create(in);
setRouter(tunnelRouterHash);
TunnelId id = new TunnelId();
id.readBytes(in);
@ -140,22 +143,25 @@ public class DeliveryInstructions extends DataStructureImpl {
case FLAG_MODE_LOCAL:
break;
case FLAG_MODE_DESTINATION:
byte destHash[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, cur, destHash, 0, Hash.HASH_LENGTH);
//byte destHash[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, cur, destHash, 0, Hash.HASH_LENGTH);
Hash dh = Hash.create(data, cur);
cur += Hash.HASH_LENGTH;
setDestination(new Hash(destHash));
setDestination(dh);
break;
case FLAG_MODE_ROUTER:
byte routerHash[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, cur, routerHash, 0, Hash.HASH_LENGTH);
//byte routerHash[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, cur, routerHash, 0, Hash.HASH_LENGTH);
Hash rh = Hash.create(data, cur);
cur += Hash.HASH_LENGTH;
setRouter(new Hash(routerHash));
setRouter(rh);
break;
case FLAG_MODE_TUNNEL:
byte tunnelRouterHash[] = new byte[Hash.HASH_LENGTH];
System.arraycopy(data, cur, tunnelRouterHash, 0, Hash.HASH_LENGTH);
//byte tunnelRouterHash[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(data, cur, tunnelRouterHash, 0, Hash.HASH_LENGTH);
Hash trh = Hash.create(data, cur);
cur += Hash.HASH_LENGTH;
setRouter(new Hash(tunnelRouterHash));
setRouter(trh);
setTunnelId(new TunnelId(DataHelper.fromLong(data, cur, 4)));
cur += 4;
break;

13
router/java/src/net/i2p/router/peermanager/ProfilePersistenceHelper.java
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@ -13,6 +13,7 @@ import java.util.Set;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
import net.i2p.data.Base64;
import net.i2p.data.DataFormatException;
import net.i2p.data.DataHelper;
import net.i2p.data.Hash;
@ -290,15 +291,19 @@ class ProfilePersistenceHelper {
_log.warn("Error loading properties from " + file.getName(), ioe);
}
}
private Hash getHash(String name) {
String key = name.substring("profile-".length());
key = key.substring(0, key.length() - ".dat".length());
Hash h = new Hash();
//Hash h = new Hash();
try {
h.fromBase64(key);
//h.fromBase64(key);
byte[] b = Base64.decode(key);
if (b == null)
return null;
Hash h = Hash.create(b);
return h;
} catch (DataFormatException dfe) {
} catch (Exception dfe) {
_log.warn("Invalid base64 [" + key + "]", dfe);
return null;
}

7
router/java/src/net/i2p/router/tunnel/FragmentHandler.java
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@ -327,11 +327,12 @@ public class FragmentHandler {
offset += 4;
}
if ( (type == TYPE_ROUTER) || (type == TYPE_TUNNEL) ) {
byte h[] = new byte[Hash.HASH_LENGTH];
if (offset + Hash.HASH_LENGTH >= preprocessed.length)
return -1;
System.arraycopy(preprocessed, offset, h, 0, Hash.HASH_LENGTH);
router = new Hash(h);
//byte h[] = new byte[Hash.HASH_LENGTH];
//System.arraycopy(preprocessed, offset, h, 0, Hash.HASH_LENGTH);
//router = new Hash(h);
router = Hash.create(preprocessed, offset);
offset += Hash.HASH_LENGTH;
}
if (fragmented) {