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// Copyright (c) 2012 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/common/extensions/permissions/usb_device_permission_data.h"
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/string_number_conversions.h"
#include "base/string_split.h"
#include "chrome/common/extensions/permissions/api_permission.h"
#include "chrome/common/extensions/permissions/usb_device_permission.h"
namespace {
const char kColon = ':';
} // namespace
namespace extensions {
UsbDevicePermissionData::UsbDevicePermissionData()
: vendor_id_(0), product_id_(0), spec_("") {
}
UsbDevicePermissionData::UsbDevicePermissionData(uint16 vendor_id,
uint16 product_id)
: vendor_id_(vendor_id), product_id_(product_id), spec_("") {
}
bool UsbDevicePermissionData::Check(
const APIPermission::CheckParam* param) const {
if (!param)
return false;
const UsbDevicePermission::CheckParam& specific_param =
*static_cast<const UsbDevicePermission::CheckParam*>(param);
return vendor_id_ == specific_param.vendor_id &&
product_id_ == specific_param.product_id;
}
bool UsbDevicePermissionData::Parse(const std::string& spec) {
spec_.clear();
std::vector<std::string> tokens;
base::SplitStringDontTrim(spec, kColon, &tokens);
if (tokens.size() != 2)
return false;
int temp;
if (!base::StringToInt(tokens[0], &temp) || temp < 0 || temp > kuint16max)
return false;
vendor_id_ = temp;
if (!base::StringToInt(tokens[1], &temp) || temp < 0 || temp > kuint16max)
return false;
product_id_ = temp;
return true;
}
const std::string& UsbDevicePermissionData::GetAsString() const {
if (spec_.empty()) {
spec_.append(base::IntToString(vendor_id_));
spec_.append(1, kColon);
spec_.append(base::IntToString(product_id_));
}
return spec_;
}
bool UsbDevicePermissionData::operator<(
const UsbDevicePermissionData& rhs) const {
if (vendor_id_ == rhs.vendor_id_)
return product_id_ < rhs.product_id_;
return vendor_id_ < rhs.vendor_id_;
}
bool UsbDevicePermissionData::operator==(
const UsbDevicePermissionData& rhs) const {
return vendor_id_ == rhs.vendor_id_ && product_id_ == rhs.product_id_;
}
} // namespace extensions
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