11320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Copyright 2014 The Chromium Authors. All rights reserved. 21320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Use of this source code is governed by a BSD-style license that can be 31320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// found in the LICENSE file. 41320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 51320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "device/hid/hid_device_filter.h" 61320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 71320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "device/hid/hid_device_info.h" 81320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 91320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccinamespace device { 101320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 111320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciHidDeviceFilter::HidDeviceFilter() 121320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci : vendor_id_set_(false), 131320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci product_id_set_(false), 141320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_page_set_(false), 151320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_set_(false) { 161320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 171320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 181320f92c476a1ad9d19dba2a48c72b75566198e9Primiano TucciHidDeviceFilter::~HidDeviceFilter() { 191320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 201320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 211320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid HidDeviceFilter::SetVendorId(uint16_t vendor_id) { 221320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci vendor_id_set_ = true; 231320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci vendor_id_ = vendor_id; 241320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 251320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 261320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid HidDeviceFilter::SetProductId(uint16_t product_id) { 271320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci product_id_set_ = true; 281320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci product_id_ = product_id; 291320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 301320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 311320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid HidDeviceFilter::SetUsagePage(uint16_t usage_page) { 321320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_page_set_ = true; 331320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_page_ = usage_page; 341320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 351320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 361320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccivoid HidDeviceFilter::SetUsage(uint16_t usage) { 371320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_set_ = true; 381320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci usage_ = usage; 391320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 401320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 411320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccibool HidDeviceFilter::Matches(const HidDeviceInfo& device_info) const { 421320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (vendor_id_set_) { 431320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (device_info.vendor_id != vendor_id_) { 441320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return false; 451320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 461320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 471320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (product_id_set_ && device_info.product_id != product_id_) { 481320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return false; 491320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 501320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 511320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 521320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (usage_page_set_) { 531320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci bool found_matching_collection = false; 541320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci for (std::vector<HidCollectionInfo>::const_iterator i = 551320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci device_info.collections.begin(); 561320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci i != device_info.collections.end() && !found_matching_collection; 571320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci ++i) { 581320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci const HidCollectionInfo& collection = *i; 591320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (collection.usage.usage_page != usage_page_) { 601320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci continue; 611320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 621320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (usage_set_ && collection.usage.usage != usage_) { 631320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci continue; 641320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 651320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci found_matching_collection = true; 661320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 671320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (!found_matching_collection) { 681320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return false; 691320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 701320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 711320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 721320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return true; 731320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 741320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 751320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// static 761320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccibool HidDeviceFilter::MatchesAny( 771320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci const HidDeviceInfo& device_info, 781320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci const std::vector<HidDeviceFilter>& filters) { 791320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci for (std::vector<HidDeviceFilter>::const_iterator i = filters.begin(); 801320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci i != filters.end(); 811320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci ++i) { 821320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci if (i->Matches(device_info)) { 831320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return true; 841320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 851320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci } 861320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci return false; 871320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} 881320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci 891320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci} // namespace device 90