Move shared files in net/quic/ into net/quic/core/

net/quic/spdy_utils.cc

Index: net/quic/spdy_utils.cc
diff --git a/net/quic/spdy_utils.cc b/net/quic/spdy_utils.cc
deleted file mode 100644
index 90f3c127a90b2dfb11864836818ed6d402a0b560..0000000000000000000000000000000000000000
--- a/net/quic/spdy_utils.cc
+++ /dev/null
@@ -1,258 +0,0 @@
-// Copyright (c) 2013 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/spdy_utils.h"
-
-#include <memory>
-#include <vector>
-
-#include "base/stl_util.h"
-#include "base/strings/string_number_conversions.h"
-#include "base/strings/string_split.h"
-#include "base/strings/string_util.h"
-#include "base/strings/stringprintf.h"
-#include "net/spdy/spdy_flags.h"
-#include "net/spdy/spdy_frame_builder.h"
-#include "net/spdy/spdy_framer.h"
-#include "net/spdy/spdy_protocol.h"
-#include "url/gurl.h"
-
-using base::StringPiece;
-using std::string;
-using std::vector;
-
-namespace net {
-
-// static
-string SpdyUtils::SerializeUncompressedHeaders(const SpdyHeaderBlock& headers) {
-  SpdyMajorVersion spdy_version = HTTP2;
-
-  size_t length = SpdyFramer::GetSerializedLength(spdy_version, &headers);
-  SpdyFrameBuilder builder(length, spdy_version);
-  SpdyFramer framer(spdy_version);
-  framer.SerializeHeaderBlockWithoutCompression(&builder, headers);
-  SpdySerializedFrame block(builder.take());
-  return string(block.data(), length);
-}
-
-// static
-bool SpdyUtils::ParseHeaders(const char* data,
-                             uint32_t data_len,
-                             int64_t* content_length,
-                             SpdyHeaderBlock* headers) {
-  SpdyFramer framer(HTTP2);
-  if (!framer.ParseHeaderBlockInBuffer(data, data_len, headers) ||
-      headers->empty()) {
-    return false;  // Headers were invalid.
-  }
-
-  if (ContainsKey(*headers, "content-length")) {
-    // Check whether multiple values are consistent.
-    base::StringPiece content_length_header = (*headers)["content-length"];
-    vector<string> values =
-        base::SplitString(content_length_header, base::StringPiece("\0", 1),
-                          base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
-    for (const string& value : values) {
-      int64_t new_value;
-      if (!base::StringToInt64(value, &new_value) || new_value < 0) {
-        return false;
-      }
-      if (*content_length < 0) {
-        *content_length = new_value;
-        continue;
-      }
-      if (new_value != *content_length) {
-        return false;
-      }
-    }
-  }
-
-  return true;
-}
-
-// static
-bool SpdyUtils::ParseTrailers(const char* data,
-                              uint32_t data_len,
-                              size_t* final_byte_offset,
-                              SpdyHeaderBlock* trailers) {
-  SpdyFramer framer(HTTP2);
-  if (!framer.ParseHeaderBlockInBuffer(data, data_len, trailers) ||
-      trailers->empty()) {
-    DVLOG(1) << "Request Trailers are invalid.";
-    return false;  // Trailers were invalid.
-  }
-
-  // Pull out the final offset pseudo header which indicates the number of
-  // response body bytes expected.
-  auto it = trailers->find(kFinalOffsetHeaderKey);
-  if (it == trailers->end() ||
-      !base::StringToSizeT(it->second, final_byte_offset)) {
-    DVLOG(1) << "Required key '" << kFinalOffsetHeaderKey << "' not present";
-    return false;
-  }
-  // The final offset header is no longer needed.
-  trailers->erase(it->first);
-
-  // Trailers must not have empty keys, and must not contain pseudo headers.
-  for (const auto& trailer : *trailers) {
-    base::StringPiece key = trailer.first;
-    base::StringPiece value = trailer.second;
-    if (key.starts_with(":")) {
-      DVLOG(1) << "Trailers must not contain pseudo-header: '" << key << "','"
-               << value << "'.";
-      return false;
-    }
-
-    // TODO(rjshade): Check for other forbidden keys, following the HTTP/2 spec.
-  }
-
-  DVLOG(1) << "Successfully parsed Trailers.";
-  return true;
-}
-
-bool SpdyUtils::CopyAndValidateHeaders(const QuicHeaderList& header_list,
-                                       int64_t* content_length,
-                                       SpdyHeaderBlock* headers) {
-  for (const auto& p : header_list) {
-    const string& name = p.first;
-    if (name.empty()) {
-      DVLOG(1) << "Header name must not be empty.";
-      return false;
-    }
-
-    if (FLAGS_chromium_http2_flag_use_new_spdy_header_block_header_joining) {
-      headers->AppendValueOrAddHeader(name, p.second);
-    } else {
-      auto iter = headers->find(name);
-      if (iter == headers->end()) {
-        (*headers)[name] = p.second;
-      } else {
-        // This header had multiple values, so it must be reconstructed.
-        StringPiece v = iter->second;
-        string s(v.data(), v.length());
-        if (name == "cookie") {
-          // Obeys section 8.1.2.5 in RFC 7540 for cookie reconstruction.
-          s.append("; ");
-        } else {
-          StringPiece("\0", 1).AppendToString(&s);
-        }
-        s.append(p.second);
-        headers->ReplaceOrAppendHeader(name, s);
-      }
-    }
-  }
-
-  if (ContainsKey(*headers, "content-length")) {
-    // Check whether multiple values are consistent.
-    StringPiece content_length_header = (*headers)["content-length"];
-    vector<string> values =
-        base::SplitString(content_length_header, base::StringPiece("\0", 1),
-                          base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
-    for (const string& value : values) {
-      int64_t new_value;
-      if (!base::StringToInt64(value, &new_value) || new_value < 0) {
-        DLOG(ERROR) << "Content length was either unparseable or negative.";
-        return false;
-      }
-      if (*content_length < 0) {
-        *content_length = new_value;
-        continue;
-      }
-      if (new_value != *content_length) {
-        DLOG(ERROR) << "Parsed content length " << new_value << " is "
-                    << "inconsistent with previously detected content length "
-                    << *content_length;
-        return false;
-      }
-    }
-  }
-
-  DVLOG(1) << "Successfully parsed headers: " << headers->DebugString();
-  return true;
-}
-
-bool SpdyUtils::CopyAndValidateTrailers(const QuicHeaderList& header_list,
-                                        size_t* final_byte_offset,
-                                        SpdyHeaderBlock* trailers) {
-  bool found_final_byte_offset = false;
-  for (const auto& p : header_list) {
-    const string& name = p.first;
-
-    // Pull out the final offset pseudo header which indicates the number of
-    // response body bytes expected.
-    int offset;
-    if (!found_final_byte_offset && name == kFinalOffsetHeaderKey &&
-        base::StringToInt(p.second, &offset)) {
-      *final_byte_offset = offset;
-      found_final_byte_offset = true;
-      continue;
-    }
-
-    if (name.empty() || name[0] == ':') {
-      DVLOG(1) << "Trailers must not be empty, and must not contain pseudo-"
-               << "headers. Found: '" << name << "'";
-      return false;
-    }
-
-    if (std::any_of(name.begin(), name.end(), base::IsAsciiUpper<char>)) {
-      DVLOG(1) << "Malformed header: Header name " << name
-               << " contains upper-case characters.";
-      return false;
-    }
-
-    if (trailers->find(name) != trailers->end()) {
-      DVLOG(1) << "Duplicate header '" << name << "' found in trailers.";
-      return false;
-    }
-
-    (*trailers)[name] = p.second;
-  }
-
-  if (!found_final_byte_offset) {
-    DVLOG(1) << "Required key '" << kFinalOffsetHeaderKey << "' not present";
-    return false;
-  }
-
-  // TODO(rjshade): Check for other forbidden keys, following the HTTP/2 spec.
-
-  DVLOG(1) << "Successfully parsed Trailers: " << trailers->DebugString();
-  return true;
-}
-
-// static
-string SpdyUtils::GetUrlFromHeaderBlock(const SpdyHeaderBlock& headers) {
-  SpdyHeaderBlock::const_iterator it = headers.find(":scheme");
-  if (it == headers.end()) {
-    return "";
-  }
-  std::string url = it->second.as_string();
-
-  url.append("://");
-
-  it = headers.find(":authority");
-  if (it == headers.end()) {
-    return "";
-  }
-  url.append(it->second.as_string());
-
-  it = headers.find(":path");
-  if (it == headers.end()) {
-    return "";
-  }
-  url.append(it->second.as_string());
-  return url;
-}
-
-// static
-string SpdyUtils::GetHostNameFromHeaderBlock(const SpdyHeaderBlock& headers) {
-  return GURL(GetUrlFromHeaderBlock(headers)).host();
-}
-
-// static
-bool SpdyUtils::UrlIsValid(const SpdyHeaderBlock& headers) {
-  string url(GetUrlFromHeaderBlock(headers));
-  return url != "" && GURL(url).is_valid();
-}
-
-}  // namespace net