Replace bytesAvailable with bytesLefToRead

assignment-client/src/octree/OctreeInboundPacketProcessor.cpp

@@ -136,18 +136,18 @@ void OctreeInboundPacketProcessor::processPacket(QSharedPointer<NLPacket> packet
         if (debugProcessPacket) {
             qDebug() << "    atByte (in payload)=" << packet->pos();
             qDebug() << "    payload size=" << packet->getSizeUsed();
-            if (!packet->bytesAvailable()) {
+            if (!packet->bytesLeftToRead()) {
                 qDebug() << "    ----- UNEXPECTED ---- got a packet without any edit details!!!! --------";
             }
         }
         
         const unsigned char* editData = nullptr;
 
-        while (packet->bytesAvailable() > 0) {
+        while (packet->bytesLeftToRead() > 0) {
 
             editData = reinterpret_cast<const unsigned char*>(packet->getPayload() + packet->pos());
 
-            int maxSize = packet->bytesAvailable();
+            int maxSize = packet->bytesLeftToRead();
 
             if (debugProcessPacket) {
                 qDebug() << " --- inside while loop ---";

domain-server/src/DomainServer.cpp

@@ -2190,7 +2190,7 @@ void DomainServer::processPathQueryPacket(QSharedPointer<NLPacket> packet) {
     quint16 numPathBytes;
     packet->readPrimitive(&numPathBytes);
 
-    if (numPathBytes <= packet->bytesAvailable()) {
+    if (numPathBytes <= packet->bytesLeftToRead()) {
         // the number of path bytes makes sense for the sent packet - pull out the path
         QString pathQuery = QString::fromUtf8(packet->getPayload() + packet->pos(), numPathBytes);
 
@@ -2223,7 +2223,7 @@ void DomainServer::processPathQueryPacket(QSharedPointer<NLPacket> packet) {
 
                 // are we going to be able to fit this response viewpoint in a packet?
                 if (numPathBytes + numViewpointBytes + sizeof(numViewpointBytes) + sizeof(numPathBytes)
-                        < (unsigned long) pathResponsePacket->bytesAvailable()) {
+                        < (unsigned long) pathResponsePacket->bytesLeftToRead()) {
                     // append the number of bytes this path is
                     pathResponsePacket->writePrimitive(numPathBytes);
 

libraries/avatars/src/AvatarHashMap.cpp

@@ -56,7 +56,7 @@ void AvatarHashMap::processAvatarDataPacket(QSharedPointer<NLPacket> packet, Sha
 
     // enumerate over all of the avatars in this packet
     // only add them if mixerWeakPointer points to something (meaning that mixer is still around)
-    while (packet->bytesAvailable()) {
+    while (packet->bytesLeftToRead()) {
         QUuid sessionUUID = QUuid::fromRfc4122(packet->read(NUM_BYTES_RFC4122_UUID));
 
         if (sessionUUID != _lastOwnerSessionUUID) {
@@ -121,7 +121,7 @@ void AvatarHashMap::processAvatarBillboardPacket(QSharedPointer<NLPacket> packet
         avatar = addAvatar(sessionUUID, sendingNode);
     }
 
-    QByteArray billboard = packet->read(packet->bytesAvailable());
+    QByteArray billboard = packet->read(packet->bytesLeftToRead());
     if (avatar->getBillboard() != billboard) {
         avatar->setBillboard(billboard);
     }

libraries/entities/src/EntityTree.cpp

@@ -867,7 +867,7 @@ int EntityTree::processEraseMessage(NLPacket& packet, const SharedNodePointer& s
 
         for (size_t i = 0; i < numberOfIDs; i++) {
 
-            if (NUM_BYTES_RFC4122_UUID > packet.bytesAvailable()) {
+            if (NUM_BYTES_RFC4122_UUID > packet.bytesLeftToRead()) {
                 qCDebug(entities) << "EntityTree::processEraseMessage().... bailing because not enough bytes in buffer";
                 break; // bail to prevent buffer overflow
             }

libraries/networking/src/udt/Packet.cpp

@@ -215,7 +215,7 @@ qint64 Packet::writeData(const char* data, qint64 maxSize) {
 
 qint64 Packet::readData(char* dest, qint64 maxSize) {
     // we're either reading what is left from the current position or what was asked to be read
-    qint64 numBytesToRead = std::min(bytesAvailable(), maxSize);
+    qint64 numBytesToRead = std::min(bytesLeftToRead(), maxSize);
 
     if (numBytesToRead > 0) {
         int currentPosition = pos();

libraries/networking/src/udt/Packet.h

@@ -53,7 +53,8 @@ public:
     qint64 getSizeUsed() const { return _sizeUsed; }
     void setSizeUsed(qint64 sizeUsed) { _sizeUsed = sizeUsed; }
 
-    qint64 bytesAvailableForWrite() const { return _capacity - _sizeUsed; }
+    void bytesLeftToRead() const { return _capacity - pos(); }
+    qint64 bytesAvailableForWrite() const { return _capacity - pos(); }
 
     HifiSockAddr& getSenderSockAddr() { return _senderSockAddr; }
     const HifiSockAddr& getSenderSockAddr() const { return _senderSockAddr; }

libraries/octree/src/JurisdictionMap.cpp

@@ -322,7 +322,7 @@ int JurisdictionMap::unpackFromPacket(NLPacket& packet) {
     int bytes = 0;
     packet.readPrimitive(&bytes);
 
-    if (bytes > 0 && bytes <= packet.bytesAvailable()) {
+    if (bytes > 0 && bytes <= packet.bytesLeftToRead()) {
         _rootOctalCode = new unsigned char[bytes];
         packet.read(reinterpret_cast<char*>(_rootOctalCode), bytes);
 
@@ -334,7 +334,7 @@ int JurisdictionMap::unpackFromPacket(NLPacket& packet) {
             int bytes = 0;
             packet.readPrimitive(&bytes);
 
-            if (bytes <= packet.bytesAvailable()) {
+            if (bytes <= packet.bytesLeftToRead()) {
                 unsigned char* endNodeCode = new unsigned char[bytes];
                 packet.read(reinterpret_cast<char*>(endNodeCode), bytes);
 

libraries/octree/src/OctreeRenderer.cpp

@@ -90,7 +90,7 @@ void OctreeRenderer::processDatagram(NLPacket& packet, SharedNodePointer sourceN
             qCDebug(octree, "OctreeRenderer::processDatagram() ... Got Packet Section"
                    " color:%s compressed:%s sequence: %u flight:%d usec size:%lld data:%lld",
                    debug::valueOf(packetIsColored), debug::valueOf(packetIsCompressed),
-                   sequence, flightTime, packet.getSizeWithHeader(), packet.bytesAvailable());
+                   sequence, flightTime, packet.getSizeWithHeader(), packet.bytesLeftToRead());
         }
         
         _packetsInLastWindow++;
@@ -108,16 +108,16 @@ void OctreeRenderer::processDatagram(NLPacket& packet, SharedNodePointer sourceN
         
         bool error = false;
         
-        while (packet.bytesAvailable() > 0 && !error) {
+        while (packet.bytesLeftToRead() > 0 && !error) {
             if (packetIsCompressed) {
-                if (packet.bytesAvailable() > (qint64) sizeof(OCTREE_PACKET_INTERNAL_SECTION_SIZE)) {
+                if (packet.bytesLeftToRead() > (qint64) sizeof(OCTREE_PACKET_INTERNAL_SECTION_SIZE)) {
                     packet.readPrimitive(&sectionLength);
                 } else {
                     sectionLength = 0;
                     error = true;
                 }
             } else {
-                sectionLength = packet.bytesAvailable();
+                sectionLength = packet.bytesLeftToRead();
             }
             
             if (sectionLength) {
@@ -139,7 +139,7 @@ void OctreeRenderer::processDatagram(NLPacket& packet, SharedNodePointer sourceN
                            " color:%s compressed:%s sequence: %u flight:%d usec size:%lld data:%lld"
                            " subsection:%d sectionLength:%d uncompressed:%d",
                            debug::valueOf(packetIsColored), debug::valueOf(packetIsCompressed),
-                           sequence, flightTime, packet.getSizeWithHeader(), packet.bytesAvailable(), subsection, sectionLength,
+                           sequence, flightTime, packet.getSizeWithHeader(), packet.bytesLeftToRead(), subsection, sectionLength,
                            packetData.getUncompressedSize());
                 }
                 

libraries/render-utils/src/Environment.cpp

@@ -205,9 +205,9 @@ int Environment::processPacket(NLPacket& packet) {
     
     EnvironmentData newData;
     
-    while (packet.bytesAvailable() > 0) {
+    while (packet.bytesLeftToRead() > 0) {
         int dataLength = newData.parseData(reinterpret_cast<const unsigned char*>(packet.getPayload() + packet.pos()),
-                                           packet.bytesAvailable());
+                                           packet.bytesLeftToRead());
         packet.seek(packet.pos() + dataLength);
         
         // update the mapping by address/ID