Some changes to prepare for endian change for QUIC: 1) Make data reader/write be able to read/write…

net/quic/core/crypto/crypto_framer.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/quic/core/crypto/crypto_framer.h"
 
 #include "net/quic/core/crypto/crypto_protocol.h"
 #include "net/quic/core/quic_data_reader.h"
 #include "net/quic/core/quic_data_writer.h"
 #include "net/quic/core/quic_packets.h"
@@ skipping 90 matching lines @@
       pad_length = delta - overhead;
     }
     len += overhead + pad_length;
   }
 
   if (num_entries > kMaxEntries) {
     return nullptr;
   }
 
   std::unique_ptr<char[]> buffer(new char[len]);
-  QuicDataWriter writer(len, buffer.get(), perspective);
+  QuicDataWriter writer(len, buffer.get(), perspective, HOST_BYTE_ORDER);
   if (!writer.WriteTag(message.tag())) {
     DCHECK(false) << "Failed to write message tag.";
     return nullptr;
   }
   if (!writer.WriteUInt16(static_cast<uint16_t>(num_entries))) {
     DCHECK(false) << "Failed to write size.";
     return nullptr;
   }
   if (!writer.WriteUInt16(0)) {
     DCHECK(false) << "Failed to write padding.";
@@ skipping 68 matching lines @@
   tags_and_lengths_.clear();
   error_ = QUIC_NO_ERROR;
   error_detail_ = "";
   state_ = STATE_READING_TAG;
 }
 
 QuicErrorCode CryptoFramer::Process(QuicStringPiece input,
                                     Perspective perspective) {
   // Add this data to the buffer.
   buffer_.append(input.data(), input.length());
-  QuicDataReader reader(buffer_.data(), buffer_.length(), perspective);
+  QuicDataReader reader(buffer_.data(), buffer_.length(), perspective,
+                        HOST_BYTE_ORDER);
 
   switch (state_) {
     case STATE_READING_TAG:
       if (reader.BytesRemaining() < kQuicTagSize) {
         break;
       }
       QuicTag message_tag;
       reader.ReadTag(&message_tag);
       message_.set_tag(message_tag);
       state_ = STATE_READING_NUM_ENTRIES;
@@ skipping 75 matching lines @@
   }
   *end_offset += pad_length;
   if (!writer->WriteUInt32(*end_offset)) {
     DCHECK(false) << "Failed to write end offset.";
     return false;
   }
   return true;
 }
 
 }  // namespace net