-/*
- * Copyright (c) 2006-2010 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@
- */
-
-//
-// singlediskrep - semi-abstract diskrep for a single file of some kind
-//
-#include "singlediskrep.h"
-#include "csutilities.h"
-#include <security_utilities/cfutilities.h>
-
-namespace Security {
-namespace CodeSigning {
-
-using namespace UnixPlusPlus;
-
-
-//
-// Construct a SingleDiskRep
-//
-SingleDiskRep::SingleDiskRep(const std::string &path)
- : mPath(path)
-{
-}
-
-
-//
-// The default binary identification of a SingleDiskRep is the (SHA-1) hash
-// of the entire file itself.
-//
-CFDataRef SingleDiskRep::identification()
-{
- SHA1 hash;
- this->fd().seek(0);
- hashFileData(this->fd(), &hash);
- SHA1::Digest digest;
- hash.finish(digest);
- return makeCFData(digest, sizeof(digest));
-}
-
-
-//
-// Both the canonical and main executable path of a SingleDiskRep is, well, its path.
-//
-CFURLRef SingleDiskRep::copyCanonicalPath()
-{
- return makeCFURL(mPath);
-}
-
-string SingleDiskRep::mainExecutablePath()
-{
- return mPath;
-}
-
-
-//
-// The default signing limit is the size of the file.
-// This will do unless the signing data gets creatively stuck in there somewhere.
-//
-size_t SingleDiskRep::signingLimit()
-{
- return fd().fileSize();
-}
-
-
-//
-// A lazily opened read-only file descriptor for the path.
-//
-FileDesc &SingleDiskRep::fd()
-{
- if (!mFd)
- mFd.open(mPath, O_RDONLY);
- return mFd;
-}
-
-
-//
-// Flush cached state
-//
-void SingleDiskRep::flush()
-{
- mFd.close();
-}
-
-
-//
-// The recommended identifier of a SingleDiskRep is, absent any better clue,
-// the basename of its path.
-//
-string SingleDiskRep::recommendedIdentifier(const SigningContext &)
-{
- return canonicalIdentifier(mPath);
-}
-
-
-//
-// Prototype Writers
-//
-FileDesc &SingleDiskRep::Writer::fd()
-{
- if (!mFd)
- mFd.open(rep->path(), O_RDWR);
- return mFd;
-}
-
-
-} // end namespace CodeSigning
-} // end namespace Security