Examples with Packet com.yahoo.fs4.Packet used on opensource projects

Example 1 with Packet

use of com.yahoo.fs4.Packet in project jop by jop-devel.

the class Ppp method readIp.

/**
*	get a Packet buffer and copy from receive buffer.
*/
void readIp() {
    int i, j, k;
    //PacketPool.getFreshRcvPacket(single);
    Packet p = null;
    if (p == null) {
        Dbg.wr('!');
        // try again later
        return;
    }
    // buf blocks receive buffer :-<
    int[] pb = p.buf;
    // minus ppp header and checksum
    cnt -= 6;
    rbuf[cnt + 4] = 0;
    rbuf[cnt + 4 + 1] = 0;
    rbuf[cnt + 4 + 2] = 0;
    // copy buffer
    k = 0;
    for (i = 0; i < cnt; i += 4) {
        for (j = 0; j < 4; ++j) {
            k <<= 8;
            // after header
            k += rbuf[i + j + 4];
        }
        pb[i >>> 2] = k;
    }
    p.setLen(cnt);
    Dbg.wr('r');
    Dbg.intVal(cnt);
    /*
dbgIp(pb[3]);
dbgIp(pb[4]);
for (i=0; i<(cnt+4)>>2; ++i) Dbg.hexVal(pb[i]);
Dbg.wr('\n');
*/
    cnt = 0;
    ready = false;
    // inform upper layer
    p.setStatus(Packet.RCV);
}

Example 2 with Packet

use of com.yahoo.fs4.Packet in project jop by jop-devel.

the class Tftp method resend.

private static void resend() {
    time <<= 1;
    if (time > 64) {
        Dbg.wr("TFTP give up");
        tftpInit();
        return;
    }
    Dbg.wr("TFTP resend ");
    Dbg.intVal(block_out);
    // retransmit DATA
    timeout = Timer.getTimeoutSec(time);
    Packet p = PacketPool.getFreshPacket();
    //		Packet p = PacketPool.getPacket(Packet.FREE, Packet.ALLOC, ipLink);
    if (p == null) {
        // got no free buffer!
        Dbg.wr('!');
        Dbg.wr('b');
        return;
    }
    p.buf[Udp.DATA] = (DAT << 16) + block_out;
    if (block_out == endBlock) {
        // last block is zero length
        p.setLen(Udp.DATA * 4 + 4);
    } else {
        read(p.buf, block_out);
        p.setLen(Udp.DATA * 4 + 4 + 512);
    }
    Udp.send(p, srcIp, dstIp, dstPort);
}

Example 3 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class VespaBackEndSearcher method addUnfilledHits.

/**
 * Creates unfilled hits from a List of DocumentInfo instances. Do note
 * cacheKey should be available if a cache is active, even if the hit is not
 * created from a cache in the current call path.
 *
 * @param queryPacketData binary data from first phase of search, or null
 * @param cacheKey the key this hit should match in the packet cache, or null
 */
protected boolean addUnfilledHits(Result result, List<DocumentInfo> documents, boolean fromCache, QueryPacketData queryPacketData, CacheKey cacheKey) {
    boolean allHitsOK = true;
    Query myQuery = result.getQuery();
    for (DocumentInfo document : documents) {
        try {
            FastHit hit = new FastHit();
            hit.setQuery(myQuery);
            if (queryPacketData != null)
                hit.setQueryPacketData(queryPacketData);
            hit.setCacheKey(cacheKey);
            hit.setUseRowInIndexUri(useRowInIndexUri(result));
            hit.setFillable();
            hit.setCached(fromCache);
            extractDocumentInfo(hit, document);
            result.hits().add(hit);
        } catch (ConfigurationException e) {
            allHitsOK = false;
            getLogger().log(LogLevel.WARNING, "Skipping hit", e);
        } catch (Exception e) {
            allHitsOK = false;
            getLogger().log(LogLevel.ERROR, "Skipping malformed hit", e);
        }
    }
    return allHitsOK;
}

Example 4 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class PacketWrapper method addResultPacket.

public void addResultPacket(QueryResultPacket resultPacket) {
    // This function only keeps the internal list sorted according
    // to offset
    int insertionPoint;
    QueryResultPacket r;
    if (resultPacket.getDocumentCount() == 0) {
        // do not add a packet which does not contain new info
        return;
    }
    insertionPoint = Collections.binarySearch(resultPackets, resultPacket, resultPacketComparator);
    if (insertionPoint < 0) {
        // new offset
        // (insertionPoint + 1) * -1;
        insertionPoint = ~insertionPoint;
        resultPackets.add(insertionPoint, resultPacket);
        cleanResultPackets();
    } else {
        // there exists a packet with same offset
        r = (QueryResultPacket) resultPackets.get(insertionPoint);
        if (resultPacket.getDocumentCount() > r.getDocumentCount()) {
            resultPackets.set(insertionPoint, resultPacket);
            cleanResultPackets();
        }
    }
}

Example 5 with Packet

use of com.yahoo.fs4.Packet in project vespa by vespa-engine.

the class PacketWrapper method getPacketsSize.

public int getPacketsSize() {
    int size = 0;
    for (Iterator<BasicPacket> i = resultPackets.iterator(); i.hasNext(); ) {
        QueryResultPacket r = (QueryResultPacket) i.next();
        int l = r.getLength();
        if (l < 0) {
            log.warning("resultpacket length " + l);
            l = 10240;
        }
        size += l;
    }
    for (Iterator<BasicPacket> i = packets.values().iterator(); i.hasNext(); ) {
        BasicPacket packet = i.next();
        int l = packet.getLength();
        if (l < 0) {
            log.warning("BasicPacket length " + l);
            l = 10240;
        }
        size += l;
    }
    size += keySize;
    return size;
}