Define the == operator for X509Certificate::Fingerprint....

net/base/x509_certificate.h

 // Copyright (c) 2006-2008 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.
 
 #ifndef NET_BASE_X509_CERTIFICATE_H_
 #define NET_BASE_X509_CERTIFICATE_H_
 
+#include <string.h>
+
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/ref_counted.h"
 #include "base/singleton.h"
 #include "base/time.h"
 #include "testing/gtest/include/gtest/gtest_prod.h"
 
@@ skipping 11 matching lines @@
 
 namespace net {
 
 class CertVerifyResult;
 
 // X509Certificate represents an X.509 certificate used by SSL.
 class X509Certificate : public base::RefCountedThreadSafe<X509Certificate> {
  public:
   // SHA-1 fingerprint (160 bits) of a certificate.
   struct Fingerprint {
+    bool operator==(const Fingerprint& other) const {
+      return memcmp(data, other.data, sizeof(data)) == 0;
+    }
+
     unsigned char data[20];
   };
 
   class FingerprintLessThan
       : public std::binary_function<Fingerprint, Fingerprint, bool> {
    public:
     bool operator() (const Fingerprint& lhs, const Fingerprint& rhs) const;
   };
 
   // Predicate functor used in maps when X509Certificate is used as the key.
@@ skipping 241 matching lines @@
 
   // Where the certificate comes from.
   Source source_;
 
   DISALLOW_COPY_AND_ASSIGN(X509Certificate);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_X509_CERTIFICATE_H_