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      1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 //
      5 // Utility functions to check executable signatures for malicious binary
      6 // detection.  Each platform has its own implementation of this class.
      7 
      8 #ifndef CHROME_BROWSER_SAFE_BROWSING_SIGNATURE_UTIL_H_
      9 #define CHROME_BROWSER_SAFE_BROWSING_SIGNATURE_UTIL_H_
     10 
     11 #include "base/basictypes.h"
     12 #include "base/memory/ref_counted.h"
     13 
     14 namespace base {
     15 class FilePath;
     16 }
     17 
     18 namespace safe_browsing {
     19 class ClientDownloadRequest_SignatureInfo;
     20 
     21 class SignatureUtil : public base::RefCountedThreadSafe<SignatureUtil> {
     22  public:
     23   SignatureUtil();
     24 
     25   // Fills in the DownloadRequest_SignatureInfo for the given file path.
     26   // This method may be called on any thread.
     27   virtual void CheckSignature(
     28       const base::FilePath& file_path,
     29       ClientDownloadRequest_SignatureInfo* signature_info);
     30 
     31  protected:
     32   friend class base::RefCountedThreadSafe<SignatureUtil>;
     33   virtual ~SignatureUtil();
     34 
     35  private:
     36   DISALLOW_COPY_AND_ASSIGN(SignatureUtil);
     37 };
     38 }  // namespace safe_browsing
     39 
     40 #endif  // CHROME_BROWSER_SAFE_BROWSING_SIGNATURE_UTIL_H_
     41