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Unified Diff: chrome/browser/extensions/api/hid/hid_device_manager.cc

Issue 395333003: Extensions: Move cast_channel and hid APIs to extensions/. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: rebase Created 6 years, 5 months ago
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Index: chrome/browser/extensions/api/hid/hid_device_manager.cc
diff --git a/chrome/browser/extensions/api/hid/hid_device_manager.cc b/chrome/browser/extensions/api/hid/hid_device_manager.cc
deleted file mode 100644
index 90fb6ce85123b1421726b8da1b2f8bab75cb62d4..0000000000000000000000000000000000000000
--- a/chrome/browser/extensions/api/hid/hid_device_manager.cc
+++ /dev/null
@@ -1,142 +0,0 @@
-// Copyright 2014 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 "chrome/browser/extensions/api/hid/hid_device_manager.h"
-
-#include <limits>
-#include <vector>
-
-#include "base/lazy_instance.h"
-#include "device/hid/hid_service.h"
-
-using device::HidService;
-using device::HidUsageAndPage;
-
-namespace extensions {
-
-HidDeviceManager::HidDeviceManager(content::BrowserContext* context)
- : next_resource_id_(0) {}
-
-HidDeviceManager::~HidDeviceManager() {}
-
-// static
-BrowserContextKeyedAPIFactory<HidDeviceManager>*
-HidDeviceManager::GetFactoryInstance() {
- static base::LazyInstance<BrowserContextKeyedAPIFactory<HidDeviceManager> >
- factory = LAZY_INSTANCE_INITIALIZER;
- return &factory.Get();
-}
-
-scoped_ptr<base::ListValue> HidDeviceManager::GetApiDevices(
- uint16_t vendor_id,
- uint16_t product_id) {
- UpdateDevices();
-
- HidService* hid_service = HidService::GetInstance();
- DCHECK(hid_service);
- base::ListValue* api_devices = new base::ListValue();
- for (ResourceIdToDeviceIdMap::const_iterator device_iter =
- device_ids_.begin();
- device_iter != device_ids_.end();
- ++device_iter) {
- int resource_id = device_iter->first;
- device::HidDeviceId device_id = device_iter->second;
- device::HidDeviceInfo device_info;
-
- if (hid_service->GetDeviceInfo(device_id, &device_info)) {
- if (device_info.vendor_id == vendor_id &&
- device_info.product_id == product_id) {
- api::hid::HidDeviceInfo api_device_info;
- api_device_info.device_id = resource_id;
- api_device_info.vendor_id = device_info.vendor_id;
- api_device_info.product_id = device_info.product_id;
- api_device_info.max_input_report_size =
- device_info.max_input_report_size;
- api_device_info.max_output_report_size =
- device_info.max_output_report_size;
- api_device_info.max_feature_report_size =
- device_info.max_feature_report_size;
-
- for (std::vector<device::HidCollectionInfo>::const_iterator
- collections_iter = device_info.collections.begin();
- collections_iter != device_info.collections.end();
- ++collections_iter) {
- device::HidCollectionInfo collection = *collections_iter;
-
- // Don't expose sensitive data.
- if (collection.usage.IsProtected()) {
- continue;
- }
-
- api::hid::HidCollectionInfo* api_collection =
- new api::hid::HidCollectionInfo();
- api_collection->usage_page = collection.usage.usage_page;
- api_collection->usage = collection.usage.usage;
-
- api_collection->report_ids.resize(collection.report_ids.size());
- std::copy(collection.report_ids.begin(),
- collection.report_ids.end(),
- api_collection->report_ids.begin());
-
- api_device_info.collections.push_back(
- make_linked_ptr(api_collection));
- }
-
- // Expose devices with which user can communicate.
- if (api_device_info.collections.size() > 0)
- api_devices->Append(api_device_info.ToValue().release());
- }
- }
- }
-
- return scoped_ptr<base::ListValue>(api_devices);
-}
-
-bool HidDeviceManager::GetDeviceInfo(int resource_id,
- device::HidDeviceInfo* device_info) {
- UpdateDevices();
- HidService* hid_service = HidService::GetInstance();
- DCHECK(hid_service);
-
- ResourceIdToDeviceIdMap::const_iterator device_iter =
- device_ids_.find(resource_id);
- if (device_iter == device_ids_.end())
- return false;
-
- return hid_service->GetDeviceInfo(device_iter->second, device_info);
-}
-
-void HidDeviceManager::UpdateDevices() {
- thread_checker_.CalledOnValidThread();
- HidService* hid_service = HidService::GetInstance();
- DCHECK(hid_service);
-
- std::vector<device::HidDeviceInfo> devices;
- hid_service->GetDevices(&devices);
-
- // Build an updated bidi mapping between resource ID and underlying device ID.
- DeviceIdToResourceIdMap new_resource_ids;
- ResourceIdToDeviceIdMap new_device_ids;
- for (std::vector<device::HidDeviceInfo>::const_iterator iter =
- devices.begin();
- iter != devices.end();
- ++iter) {
- const device::HidDeviceInfo& device_info = *iter;
- DeviceIdToResourceIdMap::iterator resource_iter =
- resource_ids_.find(device_info.device_id);
- int new_id;
- if (resource_iter != resource_ids_.end()) {
- new_id = resource_iter->second;
- } else {
- DCHECK_LT(next_resource_id_, std::numeric_limits<int>::max());
- new_id = next_resource_id_++;
- }
- new_resource_ids[device_info.device_id] = new_id;
- new_device_ids[new_id] = device_info.device_id;
- }
- device_ids_.swap(new_device_ids);
- resource_ids_.swap(new_resource_ids);
-}
-
-} // namespace extensions
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