Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_apple_csp / lib / FEEKeys.h

diff --git a/Security/libsecurity_apple_csp/lib/FEEKeys.h b/Security/libsecurity_apple_csp/lib/FEEKeys.h
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+/*
+ * Copyright (c) 2000-2001,2011,2014 Apple Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
+ * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
+ * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
+ * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
+ * specific language governing rights and limitations under the License.
+ */
+
+
+/*
+ * FEEKeys.h - FEE-related asymmetric key pair classes. 
+ *
+ */
+
+#ifdef CRYPTKIT_CSP_ENABLE
+
+#ifndef        _FEE_KEYS_H_
+#define _FEE_KEYS_H_
+
+#include "AppleCSPContext.h"
+#include "AppleCSPSession.h"
+#include "AppleCSPKeys.h"
+#include "cryptkitcsp.h"
+#include <security_cryptkit/feeTypes.h>
+
+namespace CryptKit {
+
+/*
+ * FEE/ECDSA version of a BinaryKey.
+ */
+class FEEBinaryKey : public BinaryKey {
+public:
+       FEEBinaryKey(feePubKey feeKey = NULL);
+       ~FEEBinaryKey();
+       void generateKeyBlob(
+               Allocator               &allocator,
+               CssmData                        &blob,
+               CSSM_KEYBLOB_FORMAT     &format,
+               AppleCSPSession         &session,
+               const CssmKey           *paramKey,              /* optional, unused here */
+               CSSM_KEYATTR_FLAGS      &attrFlags);    /* IN/OUT */
+               
+       feePubKey                               feeKey() { return mFeeKey; }
+private:
+       feePubKey                               mFeeKey;
+};
+
+class FEEKeyPairGenContext : 
+       public AppleCSPContext, private AppleKeyPairGenContext  {
+public:
+       FEEKeyPairGenContext(
+               AppleCSPSession &session,
+               const Context &) :
+                       AppleCSPContext(session) {}
+
+       ~FEEKeyPairGenContext() { }
+       
+       /* no init functionality, but we need to implement it */
+       void init(
+               const Context &, 
+               bool) { }
+               
+       // this one is specified in, and called from, CSPFullPluginSession
+       void generate(
+               const Context   &context, 
+               CssmKey                 &pubKey, 
+               CssmKey                 &privKey);
+               
+       // this one is specified in, and called from, AppleKeyPairGenContext
+       void generate(
+               const Context   &context,
+               BinaryKey               &pubBinKey,     
+               BinaryKey               &privBinKey,
+               uint32                  &keySize);
+       
+};     /* KeyPairGenContext */
+
+/*
+ * CSPKeyInfoProvider for FEE and ECDSA keys
+ */
+class FEEKeyInfoProvider : public CSPKeyInfoProvider 
+{
+private:
+       FEEKeyInfoProvider(
+               const CssmKey           &cssmKey,
+               AppleCSPSession         &session);
+public:
+       static CSPKeyInfoProvider *provider(
+               const CssmKey           &cssmKey,
+               AppleCSPSession         &session);
+               
+       ~FEEKeyInfoProvider() { }
+       void CssmKeyToBinary(
+               CssmKey                         *paramKey,      // optional, ignored here
+               CSSM_KEYATTR_FLAGS      &attrFlags,     // IN/OUT
+               BinaryKey                       **binKey);      // RETURNED
+       void QueryKeySizeInBits(
+               CSSM_KEY_SIZE           &keySize);      // RETURNED
+       bool getHashableBlob(
+               Allocator               &allocator,
+               CssmData                        &hashBlob);
+};
+
+} /* namespace CryptKit */
+
+#endif /* _FEE_KEYS_H_ */
+#endif /* CRYPTKIT_CSP_ENABLE */