CT: Adding preliminary Certificate Transparency support to Chromium.

net/cert/ct_log_verifier.h

Index: net/cert/ct_log_verifier.h
diff --git a/net/cert/ct_log_verifier.h b/net/cert/ct_log_verifier.h
index b4ee52026746809a7c8b0e3657ceae77a1d0f6ad..f31d8141b3a4a2bcf83ea26eacf0eab9c1759f44 100644
--- a/net/cert/ct_log_verifier.h
+++ b/net/cert/ct_log_verifier.h
@@ -27,6 +27,14 @@ namespace net {
 // specific log (whose identity is provided during construction).
 class NET_EXPORT CTLogVerifier {
  public:
+  enum VerifyResult {
+    SCT_VERIFIED_OK = 0,
+    SCT_NOT_FROM_THIS_LOG = 1,
+    SCT_ALGORITHM_MISMATCH = 2,
+    SCT_DATA_SERIALIZATION_FAILED = 3,
+    SCT_VERIFICATION_FAILED = 4,
+  };
+
   // Creates a new CTLogVerifier that will verify SignedCertificateTimestamps
   // using |public_key|, which is a DER-encoded SubjectPublicKeyInfo.
   // If |public_key| refers to an unsupported public key, returns NULL.
@@ -43,8 +51,8 @@ class NET_EXPORT CTLogVerifier {
   const std::string& description() const { return description_; }
 
   // Verifies that |sct| contains a valid signature for |entry|.
-  bool Verify(const ct::LogEntry& entry,
-              const ct::SignedCertificateTimestamp& sct);
+  VerifyResult Verify(const ct::LogEntry& entry,
+                      const ct::SignedCertificateTimestamp& sct);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(CTLogVerifierTest, VerifySignature);