From 1e7691941cde6b3c1fe7a68e5e4f6cae6801d879 Mon Sep 17 00:00:00 2001
From: Ryan Huffman <ryanhuffman@gmail.com>
Date: Fri, 17 Jul 2015 15:27:29 -0700
Subject: [PATCH] Add raw data read to Packet

---
 libraries/networking/src/udt/Packet.cpp | 7 +++++++
 libraries/networking/src/udt/Packet.h   | 3 +++
 2 files changed, 10 insertions(+)

diff --git a/libraries/networking/src/udt/Packet.cpp b/libraries/networking/src/udt/Packet.cpp
index 3e32a99399..ab757133ca 100644
--- a/libraries/networking/src/udt/Packet.cpp
+++ b/libraries/networking/src/udt/Packet.cpp
@@ -210,6 +210,13 @@ void Packet::writeSequenceNumber(SequenceNumber seqNum) {
            &seqNum, sizeof(seqNum));
 }
 
+QByteArray Packet::read(qint64 maxSize) {
+    qint64 sizeToRead = std::min(size() - pos(), maxSize);
+    QByteArray data { QByteArray::fromRawData(getPayload() + pos(), sizeToRead) };
+    seek(pos() + sizeToRead);
+    return data;
+}
+
 qint64 Packet::writeData(const char* data, qint64 maxSize) {
     
     // make sure we have the space required to write this block
diff --git a/libraries/networking/src/udt/Packet.h b/libraries/networking/src/udt/Packet.h
index 4b3c82fa7b..56b63cd702 100644
--- a/libraries/networking/src/udt/Packet.h
+++ b/libraries/networking/src/udt/Packet.h
@@ -79,6 +79,9 @@ public:
     virtual bool reset();
     virtual qint64 size() const { return _payloadCapacity; }
 
+    using QIODevice::read;
+    QByteArray read(qint64 maxSize);
+
     template<typename T> qint64 peekPrimitive(T* data);
     template<typename T> qint64 readPrimitive(T* data);
     template<typename T> qint64 writePrimitive(const T& data);