Introduce RSAPrivateKey::SignDigest

crypto/rsa_private_key.h

Index: crypto/rsa_private_key.h
diff --git a/crypto/rsa_private_key.h b/crypto/rsa_private_key.h
index ad82148428a564519262c98fb503f1969eee1fdb..c2398c5ec9780e6d3f74292036ce9a2878f5bf53 100644
--- a/crypto/rsa_private_key.h
+++ b/crypto/rsa_private_key.h
@@ -221,6 +221,11 @@ class CRYPTO_EXPORT RSAPrivateKey {
   // Exports the public key to an X509 SubjectPublicKeyInfo block.
   bool ExportPublicKey(std::vector<uint8>* output) const;
 
+  // Signs the message |digest| using this private key as specified in
+  // PKCS #1. Assumes the digest was created using SHA1 algorithm.
+  bool SignDigest(const std::vector<uint8>& digest,
+                  std::vector<uint8>* output) const;

[Ryan Sleevi, 2013/07/08 18:09:37]

This shouldn't really hang off RSAPrivateKey.

We've intentionally created the SignatureCreator interface to disconnect the
keys from operations that may be performed with the keys.

[pfeldman, 2013/07/08 20:42:50]

Done.

+
  private:
 #if defined(USE_NSS)
   FRIEND_TEST_ALL_PREFIXES(RSAPrivateKeyNSSTest, FindFromPublicKey);