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authornkostylev@chromium.org <nkostylev@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2014-01-30 11:33:44 +0000
committernkostylev@chromium.org <nkostylev@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>2014-01-30 11:33:44 +0000
commit0c5fde3c14b1e1f10bfaf5fb41259a39125f9125 (patch)
tree2ed57ee7614052229c3d7f73fc19cf3a4bc63d45 /device/hid/hid_connection_mac.cc
parent25b8cb3a52846019f5aab8107b647cff245ac6fd (diff)
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Revert 247926 "HID backend"
Breaks CrOS buildbots http://build.chromium.org/p/chromium.chromiumos/buildstatus?builder=ChromiumOS%20%28daisy%29&number=16073 http://build.chromium.org/p/chromium.chromiumos/buildstatus?builder=ChromiumOS%20%28amd64%29&number=13917 http://build.chromium.org/p/chromium.memory/buildstatus?builder=Chromium%20OS%20%28x86%29%20ASAN&number=8064 > HID backend > > BUG=290428 > > Review URL: https://codereview.chromium.org/143883005 TBR=ikarienator@chromium.org Review URL: https://codereview.chromium.org/148183015 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@247934 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'device/hid/hid_connection_mac.cc')
-rw-r--r--device/hid/hid_connection_mac.cc188
1 files changed, 0 insertions, 188 deletions
diff --git a/device/hid/hid_connection_mac.cc b/device/hid/hid_connection_mac.cc
deleted file mode 100644
index 625452a..0000000
--- a/device/hid/hid_connection_mac.cc
+++ /dev/null
@@ -1,188 +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 "device/hid/hid_connection_mac.h"
-
-#include "base/bind.h"
-#include "base/callback.h"
-#include "base/mac/foundation_util.h"
-#include "base/threading/thread_restrictions.h"
-#include "base/tuple.h"
-#include "device/hid/hid_service.h"
-#include "device/hid/hid_service_mac.h"
-#include "net/base/io_buffer.h"
-
-#include <CoreFoundation/CoreFoundation.h>
-#include <IOKit/hid/IOHIDManager.h>
-
-namespace device {
-
-HidConnectionMac::HidConnectionMac(HidServiceMac* service,
- HidDeviceInfo device_info,
- IOHIDDeviceRef device)
- : HidConnection(device_info),
- service_(service),
- device_(device),
- disconnected_(false) {
- DCHECK(thread_checker_.CalledOnValidThread());
-
- message_loop_ = base::MessageLoopProxy::current();
-
- CFRetain(device);
- inbound_buffer_.reset((uint8_t*) malloc(device_info.input_report_size + 1));
- IOHIDDeviceRegisterInputReportCallback(
- device_.get(),
- inbound_buffer_.get(),
- device_info.input_report_size + 1,
- &HidConnectionMac::InputReportCallback,
- this);
- IOHIDDeviceOpen(device_, kIOHIDOptionsTypeNone);
-}
-HidConnectionMac::~HidConnectionMac() {
- DCHECK(thread_checker_.CalledOnValidThread());
-
- while (read_queue_.size()) {
- read_queue_.front().c.Run(false, 0);
- read_queue_.pop();
- }
-
- IOHIDDeviceClose(device_, kIOHIDOptionsTypeNone);
-}
-
-void HidConnectionMac::InputReportCallback(void * context,
- IOReturn result,
- void * sender,
- IOHIDReportType type,
- uint32_t reportID,
- uint8_t * report,
- CFIndex reportLength) {
- HidConnectionMac* connection = reinterpret_cast<HidConnectionMac*>(context);
- size_t length = reportLength + (reportID != 0);
- scoped_refptr<net::IOBuffer> buffer(new net::IOBuffer(length));
- if (reportID) {
- buffer->data()[0] = reportID;
- memcpy(buffer->data() + 1, report, reportLength);
- } else {
- memcpy(buffer->data(), report, reportLength);
- }
- connection->message_loop_->PostTask(
- FROM_HERE,
- base::Bind(&HidConnectionMac::ProcessInputReport,
- connection,
- type,
- buffer,
- length));
-}
-
-void HidConnectionMac::ProcessReadQueue() {
- DCHECK(thread_checker_.CalledOnValidThread());
-
- while(read_queue_.size() && input_reports_.size()) {
- PendingRead read = read_queue_.front();
- read_queue_.pop();
- PendingReport report = input_reports_.front();
-
- if (read.b < report.second) {
- read.c.Run(false, report.second);
- } else {
- memcpy(read.a->data(), report.first->data(), report.second);
- input_reports_.pop();
- read.c.Run(true, report.second);
- }
- }
-}
-
-void HidConnectionMac::ProcessInputReport(IOHIDReportType type,
- scoped_refptr<net::IOBuffer> report,
- CFIndex reportLength) {
- DCHECK(thread_checker_.CalledOnValidThread());
-
- input_reports_.push(std::make_pair(report, reportLength));
- ProcessReadQueue();
-}
-
-void HidConnectionMac::WriteReport(IOHIDReportType type,
- scoped_refptr<net::IOBuffer> buffer,
- size_t size,
- const IOCallback& callback) {
- DCHECK(thread_checker_.CalledOnValidThread());
- if (disconnected_ || !device_) {
- callback.Run(false, 0);
- return;
- }
- const unsigned char* data_to_send =
- reinterpret_cast<const unsigned char*>(buffer->data());
- size_t length_to_send = size;
- if (data_to_send[0] == 0x0) {
- /* Not using numbered Reports.
- Don't send the report number. */
- ++data_to_send;
- --length_to_send;
- }
- IOReturn res = IOHIDDeviceSetReport(device_.get(),
- type,
- buffer->data()[0], /* Report ID*/
- data_to_send,
- length_to_send);
- if (res != kIOReturnSuccess) {
- callback.Run(false, 0);
- } else {
- callback.Run(true, size);
- }
-}
-
-void HidConnectionMac::Read(scoped_refptr<net::IOBuffer> buffer,
- size_t size,
- const IOCallback& callback) {
- DCHECK(thread_checker_.CalledOnValidThread());
- if (disconnected_ || !device_) {
- callback.Run(false, 0);
- return;
- }
- read_queue_.push(MakeTuple(buffer, size, callback));
- ProcessReadQueue();
-}
-
-void HidConnectionMac::Write(scoped_refptr<net::IOBuffer> buffer,
- size_t size,
- const IOCallback& callback) {
- DCHECK(thread_checker_.CalledOnValidThread());
- WriteReport(kIOHIDReportTypeOutput, buffer, size, callback);
-}
-
-void HidConnectionMac::SendFeatureReport(scoped_refptr<net::IOBuffer> buffer,
- size_t size,
- const IOCallback& callback) {
- DCHECK(thread_checker_.CalledOnValidThread());
- WriteReport(kIOHIDReportTypeFeature, buffer, size, callback);
-}
-
-void HidConnectionMac::GetFeatureReport(scoped_refptr<net::IOBuffer> buffer,
- size_t size,
- const IOCallback& callback) {
- DCHECK(thread_checker_.CalledOnValidThread());
- if (disconnected_ || !device_ || device_info_.feature_report_size == 0) {
- callback.Run(false, 0);
- return;
- }
-
- if (device_info_.feature_report_size != 0 &&
- device_info_.feature_report_size != size) {
- callback.Run(false, 0);
- return;
- }
-
- CFIndex len = device_info_.feature_report_size;
- IOReturn res = IOHIDDeviceGetReport(device_,
- kIOHIDReportTypeFeature,
- 0,
- (uint8_t*) buffer->data(),
- &len);
- if (res == kIOReturnSuccess)
- callback.Run(true, len);
- else
- callback.Run(false, 0);
-}
-
-} // namespace device