Security-57336.1.9.tar.gz

[apple/security.git] / OSX / libsecurity_sd_cspdl / lib / SDCSPDLSession.cpp

diff --git a/OSX/libsecurity_sd_cspdl/lib/SDCSPDLSession.cpp b/OSX/libsecurity_sd_cspdl/lib/SDCSPDLSession.cpp
new file mode 100644 (file)
index 0000000..03d4ae5
--- /dev/null
+++ b/OSX/libsecurity_sd_cspdl/lib/SDCSPDLSession.cpp
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2004,2011,2014 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ * 
+ * The 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.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+
+//
+// SDCSPDLSession.cpp - Security Server CSP/DL session.
+//
+#include "SDCSPDLSession.h"
+
+#include "SDCSPDLPlugin.h"
+#include "SDKey.h"
+
+using namespace SecurityServer;
+
+//
+// SDCSPDLSession -- Security Server CSP session
+//
+SDCSPDLSession::SDCSPDLSession()
+{
+}
+
+
+//
+// Reference Key management
+//
+void
+SDCSPDLSession::makeReferenceKey(SDCSPSession &session, KeyHandle inKeyHandle,
+                                                                CssmKey &outKey, CSSM_DB_HANDLE inDBHandle,
+                                                                uint32 inKeyAttr, const CssmData *inKeyLabel)
+{
+       new SDKey(session, inKeyHandle, outKey, inDBHandle, inKeyAttr,
+                         inKeyLabel);
+}
+
+SDKey &
+SDCSPDLSession::lookupKey(const CssmKey &inKey)
+{
+       /* for now we only allow ref keys */
+       if(inKey.blobType() != CSSM_KEYBLOB_REFERENCE) {
+               CssmError::throwMe(CSSMERR_CSP_INVALID_KEY);
+       }
+       
+       /* fetch key (this is just mapping the value in inKey.KeyData to an SDKey) */
+       SDKey &theKey = find<SDKey>(inKey);
+       
+       #ifdef someday 
+       /* 
+        * Make sure caller hasn't changed any crucial header fields.
+        * Some fields were changed by makeReferenceKey, so make a local copy....
+        */
+       CSSM_KEYHEADER localHdr = cssmKey.KeyHeader;
+       get binKey-like thing from SDKey, maybe SDKey should keep a copy of 
+       hdr...but that's' not supersecure....;
+       
+       localHdr.BlobType = binKey->mKeyHeader.BlobType;
+       localHdr.Format = binKey->mKeyHeader.Format;
+       if(memcmp(&localHdr, &binKey->mKeyHeader, sizeof(CSSM_KEYHEADER))) {
+               CssmError::throwMe(CSSMERR_CSP_INVALID_KEY_REFERENCE);
+       }
+       #endif
+       return theKey;
+}