/usr/include/thunderbird/mozilla/dom/ContentVerifier.h is in thunderbird-dev 1:52.8.0-1~deb8u1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_ContentVerifier_h
#define mozilla_dom_ContentVerifier_h
#include "nsCOMPtr.h"
#include "nsIContentSignatureVerifier.h"
#include "nsIObserver.h"
#include "nsIStreamListener.h"
#include "nsString.h"
#include "nsTArray.h"
/**
* Mediator intercepting OnStartRequest in nsHttpChannel, blocks until all
* data is read from the input stream, verifies the content signature and
* releases the request to the next listener if the verification is successful.
* If the verification fails or anything else goes wrong, a
* NS_ERROR_INVALID_SIGNATURE is thrown.
*/
class ContentVerifier : public nsIStreamListener
, public nsIContentSignatureReceiverCallback
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSISTREAMLISTENER
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSICONTENTSIGNATURERECEIVERCALLBACK
explicit ContentVerifier(nsIStreamListener* aMediatedListener,
nsISupports* aMediatedContext)
: mNextListener(aMediatedListener)
, mContextCreated(false)
, mContentRead(false) {}
nsresult Init(const nsACString& aContentSignatureHeader, nsIRequest* aRequest,
nsISupports* aContext);
protected:
virtual ~ContentVerifier() {}
private:
void FinishSignature();
// buffered content to verify
FallibleTArray<nsCString> mContent;
// content and next listener for nsIStreamListener
nsCOMPtr<nsIStreamListener> mNextListener;
// the verifier
nsCOMPtr<nsIContentSignatureVerifier> mVerifier;
// holding a pointer to the content request and context to resume/cancel it
nsCOMPtr<nsIRequest> mContentRequest;
nsCOMPtr<nsISupports> mContentContext;
// Semaphors to indicate that the verifying context was created, the entire
// content was read resp. The context gets created by ContentSignatureVerifier
// and mContextCreated is set in the ContextCreated callback. The content is
// read, i.e. mContentRead is set, when the content OnStopRequest is called.
bool mContextCreated;
bool mContentRead;
};
#endif /* mozilla_dom_ContentVerifier_h */
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