AppleCSPDL/SSCSPDLSession.cpp

   1 /*
   2  * Copyright (c) 2000-2001 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18
  19 //
  20 // SSCSPDLSession.cpp - Security Server CSP/DL session.
  21 //
  22 #include "SSCSPDLSession.h"
  23
  24 #include "CSPDLPlugin.h"
  25 #include "SSKey.h"
  26
  27 using namespace SecurityServer;
  28
  29 //
  30 // SSCSPDLSession -- Security Server CSP session
  31 //
  32 SSCSPDLSession::SSCSPDLSession()
  33 {
  34 }
  35
  36
  37 //
  38 // Reference Key management
  39 //
  40 void
  41 SSCSPDLSession::makeReferenceKey(SSCSPSession &session, KeyHandle inKeyHandle,
  42                                                                  CssmKey &outKey, SSDatabase &inSSDatabase,
  43                                                                  uint32 inKeyAttr, const CssmData *inKeyLabel)
  44 {
  45         new SSKey(session, inKeyHandle, outKey, inSSDatabase, inKeyAttr,
  46                           inKeyLabel);
  47 }
  48
  49 SSKey &
  50 SSCSPDLSession::lookupKey(const CssmKey &inKey)
  51 {
  52         /* for now we only allow ref keys */
  53         if(inKey.blobType() != CSSM_KEYBLOB_REFERENCE) {
  54                 CssmError::throwMe(CSSMERR_CSP_INVALID_KEY);
  55         }
  56
  57         /* fetch key (this is just mapping the value in inKey.KeyData to an SSKey) */
  58         SSKey &theKey = find<SSKey>(inKey);
  59
  60         #ifdef someday
  61         /*
  62          * Make sure caller hasn't changed any crucial header fields.
  63          * Some fields were changed by makeReferenceKey, so make a local copy....
  64          */
  65         CSSM_KEYHEADER localHdr = cssmKey.KeyHeader;
  66         get binKey-like thing from SSKey, maybe SSKey should keep a copy of
  67         hdr...but that's' not supersecure....;
  68
  69         localHdr.BlobType = binKey->mKeyHeader.BlobType;
  70         localHdr.Format = binKey->mKeyHeader.Format;
  71         if(memcmp(&localHdr, &binKey->mKeyHeader, sizeof(CSSM_KEYHEADER))) {
  72                 CssmError::throwMe(CSSMERR_CSP_INVALID_KEY_REFERENCE);
  73         }
  74         #endif
  75         return theKey;
  76 }