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/*
* Copyright (C) 2011, 2013 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "SecItemShim.h"
#if USE(SECURITY_FRAMEWORK)
#include "BlockingResponseMap.h"
#include "ChildProcess.h"
#include "SecItemRequestData.h"
#include "SecItemResponseData.h"
#include "SecItemShimLibrary.h"
#include "SecItemShimMessages.h"
#include "SecItemShimProxyMessages.h"
#include <Security/Security.h>
#include <dlfcn.h>
namespace WebKit {
static BlockingResponseMap<SecItemResponseData>& responseMap()
{
AtomicallyInitializedStatic(BlockingResponseMap<SecItemResponseData>*, responseMap = new BlockingResponseMap<SecItemResponseData>);
return *responseMap;
}
static ChildProcess* sharedProcess;
SecItemShim& SecItemShim::shared()
{
static SecItemShim* shim;
static dispatch_once_t once;
dispatch_once(&once, ^{
shim = adoptRef(new SecItemShim).leakRef();
});
return *shim;
}
SecItemShim::SecItemShim()
: m_queue(WorkQueue::create("com.apple.WebKit.SecItemShim"))
{
}
static uint64_t generateSecItemRequestID()
{
static int64_t uniqueSecItemRequestID;
return atomicIncrement(&uniqueSecItemRequestID);
}
static PassOwnPtr<SecItemResponseData> sendSecItemRequest(SecItemRequestData::Type requestType, CFDictionaryRef query, CFDictionaryRef attributesToMatch = 0)
{
uint64_t requestID = generateSecItemRequestID();
if (!sharedProcess->parentProcessConnection()->send(Messages::SecItemShimProxy::SecItemRequest(requestID, SecItemRequestData(requestType, query, attributesToMatch)), 0))
return nullptr;
return responseMap().waitForResponse(requestID);
}
static OSStatus webSecItemCopyMatching(CFDictionaryRef query, CFTypeRef* result)
{
OwnPtr<SecItemResponseData> response = sendSecItemRequest(SecItemRequestData::CopyMatching, query);
if (!response)
return errSecInteractionNotAllowed;
*result = response->resultObject().leakRef();
return response->resultCode();
}
static OSStatus webSecItemAdd(CFDictionaryRef query, CFTypeRef* result)
{
OwnPtr<SecItemResponseData> response = sendSecItemRequest(SecItemRequestData::Add, query);
if (!response)
return errSecInteractionNotAllowed;
if (result)
*result = response->resultObject().leakRef();
return response->resultCode();
}
static OSStatus webSecItemUpdate(CFDictionaryRef query, CFDictionaryRef attributesToUpdate)
{
OwnPtr<SecItemResponseData> response = sendSecItemRequest(SecItemRequestData::Update, query, attributesToUpdate);
if (!response)
return errSecInteractionNotAllowed;
return response->resultCode();
}
static OSStatus webSecItemDelete(CFDictionaryRef query)
{
OwnPtr<SecItemResponseData> response = sendSecItemRequest(SecItemRequestData::Delete, query);
if (!response)
return errSecInteractionNotAllowed;
return response->resultCode();
}
void SecItemShim::secItemResponse(uint64_t requestID, const SecItemResponseData& response)
{
responseMap().didReceiveResponse(requestID, adoptPtr(new SecItemResponseData(response)));
}
void SecItemShim::initialize(ChildProcess* process)
{
sharedProcess = process;
const SecItemShimCallbacks callbacks = {
webSecItemCopyMatching,
webSecItemAdd,
webSecItemUpdate,
webSecItemDelete
};
SecItemShimInitializeFunc func = reinterpret_cast<SecItemShimInitializeFunc>(dlsym(RTLD_DEFAULT, "WebKitSecItemShimInitialize"));
func(callbacks);
}
void SecItemShim::initializeConnection(CoreIPC::Connection* connection)
{
connection->addWorkQueueMessageReceiver(Messages::SecItemShim::messageReceiverName(), m_queue.get(), this);
}
} // namespace WebKit
#endif // USE(SECURITY_FRAMEWORK)
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