Create //webrtc/api:libjingle_peerconnection_api + refactorings.

webrtc/api/jsepsessiondescription.cc

Index: webrtc/api/jsepsessiondescription.cc
diff --git a/webrtc/api/jsepsessiondescription.cc b/webrtc/api/jsepsessiondescription.cc
deleted file mode 100644
index 6f73a1e9fdbf54fbca2d7af0910c5484f055746d..0000000000000000000000000000000000000000
--- a/webrtc/api/jsepsessiondescription.cc
+++ /dev/null
@@ -1,199 +0,0 @@
-/*
- *  Copyright 2012 The WebRTC project authors. All Rights Reserved.
- *
- *  Use of this source code is governed by a BSD-style license
- *  that can be found in the LICENSE file in the root of the source
- *  tree. An additional intellectual property rights grant can be found
- *  in the file PATENTS.  All contributing project authors may
- *  be found in the AUTHORS file in the root of the source tree.
- */
-
-#include "webrtc/api/jsepsessiondescription.h"
-
-#include <memory>
-
-#include "webrtc/api/webrtcsdp.h"
-#include "webrtc/base/arraysize.h"
-#include "webrtc/base/stringencode.h"
-#include "webrtc/pc/mediasession.h"
-
-using cricket::SessionDescription;
-
-namespace webrtc {
-
-static const char* kSupportedTypes[] = {
-    JsepSessionDescription::kOffer,
-    JsepSessionDescription::kPrAnswer,
-    JsepSessionDescription::kAnswer
-};
-
-static bool IsTypeSupported(const std::string& type) {
-  bool type_supported = false;
-  for (size_t i = 0; i < arraysize(kSupportedTypes); ++i) {
-    if (kSupportedTypes[i] == type) {
-      type_supported = true;
-      break;
-    }
-  }
-  return type_supported;
-}
-
-const char SessionDescriptionInterface::kOffer[] = "offer";
-const char SessionDescriptionInterface::kPrAnswer[] = "pranswer";
-const char SessionDescriptionInterface::kAnswer[] = "answer";
-
-const int JsepSessionDescription::kDefaultVideoCodecId = 100;
-const char JsepSessionDescription::kDefaultVideoCodecName[] = "VP8";
-
-SessionDescriptionInterface* CreateSessionDescription(const std::string& type,
-                                                      const std::string& sdp,
-                                                      SdpParseError* error) {
-  if (!IsTypeSupported(type)) {
-    return NULL;
-  }
-
-  JsepSessionDescription* jsep_desc = new JsepSessionDescription(type);
-  if (!jsep_desc->Initialize(sdp, error)) {
-    delete jsep_desc;
-    return NULL;
-  }
-  return jsep_desc;
-}
-
-JsepSessionDescription::JsepSessionDescription(const std::string& type)
-    : type_(type) {
-}
-
-JsepSessionDescription::~JsepSessionDescription() {}
-
-bool JsepSessionDescription::Initialize(
-    cricket::SessionDescription* description,
-    const std::string& session_id,
-    const std::string& session_version) {
-  if (!description)
-    return false;
-
-  session_id_ = session_id;
-  session_version_ = session_version;
-  description_.reset(description);
-  candidate_collection_.resize(number_of_mediasections());
-  return true;
-}
-
-bool JsepSessionDescription::Initialize(const std::string& sdp,
-                                        SdpParseError* error) {
-  return SdpDeserialize(sdp, this, error);
-}
-
-bool JsepSessionDescription::AddCandidate(
-    const IceCandidateInterface* candidate) {
-  if (!candidate || candidate->sdp_mline_index() < 0)
-    return false;
-  size_t mediasection_index = 0;
-  if (!GetMediasectionIndex(candidate, &mediasection_index)) {
-    return false;
-  }
-  if (mediasection_index >= number_of_mediasections())
-    return false;
-  const std::string& content_name =
-      description_->contents()[mediasection_index].name;
-  const cricket::TransportInfo* transport_info =
-      description_->GetTransportInfoByName(content_name);
-  if (!transport_info) {
-    return false;
-  }
-
-  cricket::Candidate updated_candidate = candidate->candidate();
-  if (updated_candidate.username().empty()) {
-    updated_candidate.set_username(transport_info->description.ice_ufrag);
-  }
-  if (updated_candidate.password().empty()) {
-    updated_candidate.set_password(transport_info->description.ice_pwd);
-  }
-
-  std::unique_ptr<JsepIceCandidate> updated_candidate_wrapper(
-      new JsepIceCandidate(candidate->sdp_mid(),
-                           static_cast<int>(mediasection_index),
-                           updated_candidate));
-  if (!candidate_collection_[mediasection_index].HasCandidate(
-          updated_candidate_wrapper.get()))
-    candidate_collection_[mediasection_index].add(
-        updated_candidate_wrapper.release());
-
-  return true;
-}
-
-size_t JsepSessionDescription::RemoveCandidates(
-    const std::vector<cricket::Candidate>& candidates) {
-  size_t num_removed = 0;
-  for (auto& candidate : candidates) {
-    int mediasection_index = GetMediasectionIndex(candidate);
-    if (mediasection_index < 0) {
-      // Not found.
-      continue;
-    }
-    num_removed += candidate_collection_[mediasection_index].remove(candidate);
-  }
-  return num_removed;
-}
-
-size_t JsepSessionDescription::number_of_mediasections() const {
-  if (!description_)
-    return 0;
-  return description_->contents().size();
-}
-
-const IceCandidateCollection* JsepSessionDescription::candidates(
-    size_t mediasection_index) const {
-  if (mediasection_index >= candidate_collection_.size())
-    return NULL;
-  return &candidate_collection_[mediasection_index];
-}
-
-bool JsepSessionDescription::ToString(std::string* out) const {
-  if (!description_ || !out) {
-    return false;
-  }
-  *out = SdpSerialize(*this, false);
-  return !out->empty();
-}
-
-bool JsepSessionDescription::GetMediasectionIndex(
-    const IceCandidateInterface* candidate,
-    size_t* index) {
-  if (!candidate || !index) {
-    return false;
-  }
-  *index = static_cast<size_t>(candidate->sdp_mline_index());
-  if (description_ && !candidate->sdp_mid().empty()) {
-    bool found = false;
-    // Try to match the sdp_mid with content name.
-    for (size_t i = 0; i < description_->contents().size(); ++i) {
-      if (candidate->sdp_mid() == description_->contents().at(i).name) {
-        *index = i;
-        found = true;
-        break;
-      }
-    }
-    if (!found) {
-      // If the sdp_mid is presented but we can't find a match, we consider
-      // this as an error.
-      return false;
-    }
-  }
-  return true;
-}
-
-int JsepSessionDescription::GetMediasectionIndex(
-    const cricket::Candidate& candidate) {
-  // Find the description with a matching transport name of the candidate.
-  const std::string& transport_name = candidate.transport_name();
-  for (size_t i = 0; i < description_->contents().size(); ++i) {
-    if (transport_name == description_->contents().at(i).name) {
-      return static_cast<int>(i);
-    }
-  }
-  return -1;
-}
-
-}  // namespace webrtc