+++ /dev/null
-/*
- * Copyright (c) 2000-2001 Apple Computer, 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.
- */
-
-
-//
-// acl_codesigning - ACL subject for signature of calling application
-//
-#ifdef __MWERKS__
-#define _CPP_ACL_CODESIGNING
-#endif
-
-#include <Security/acl_codesigning.h>
-#include <Security/cssmdata.h>
-#include <Security/endian.h>
-#include <algorithm>
-
-
-//
-// Construct a password ACL subject.
-// Note that this takes over ownership of the signature object.
-//
-CodeSignatureAclSubject::CodeSignatureAclSubject(CssmAllocator &alloc,
- const Signature *signature, const void *comment, size_t commentLength)
- : AclSubject(CSSM_ACL_SUBJECT_TYPE_CODE_SIGNATURE),
- allocator(alloc), mSignature(signature),
- mHaveComment(true), mComment(alloc, comment, commentLength)
-{ }
-
-CodeSignatureAclSubject::CodeSignatureAclSubject(CssmAllocator &alloc,
- const Signature *signature)
- : AclSubject(CSSM_ACL_SUBJECT_TYPE_CODE_SIGNATURE),
- allocator(alloc), mSignature(signature), mHaveComment(false), mComment(alloc)
-{ }
-
-CodeSignatureAclSubject::~CodeSignatureAclSubject()
-{
- delete mSignature;
-}
-
-//
-// Code signature credentials are validated globally - they are entirely
-// a feature of "the" process (defined by the environment), and take no
-// samples whatsoever.
-//
-bool CodeSignatureAclSubject::validate(const AclValidationContext &context) const
-{
- // a suitable environment is required for a match
- if (Environment *env = context.environment<Environment>())
- return env->verifyCodeSignature(mSignature,
- mHaveComment ? &mComment.get() : NULL);
- else
- return false;
-}
-
-
-//
-// Make a copy of this subject in CSSM_LIST form.
-// The format is (head), (type code: Wordid), (signature data: datum), (comment: datum)
-//
-CssmList CodeSignatureAclSubject::toList(CssmAllocator &alloc) const
-{
- // all associated data is public (no secrets)
- TypedList list(alloc, CSSM_ACL_SUBJECT_TYPE_CODE_SIGNATURE,
- new(alloc) ListElement(mSignature->type()),
- new(alloc) ListElement(alloc.alloc(*mSignature)));
- if (mHaveComment)
- list += new(alloc) ListElement(alloc.alloc(mComment));
- return list;
-}
-
-
-//
-// Create a CodeSignatureAclSubject
-//
-CodeSignatureAclSubject *CodeSignatureAclSubject::Maker::make(const TypedList &list) const
-{
- CssmAllocator &alloc = CssmAllocator::standard();
- if (list.length() == 3+1) {
- // signature type: int, signature data: datum, comment: datum
- ListElement *elem[3];
- crack(list, 3, elem,
- CSSM_LIST_ELEMENT_WORDID, CSSM_LIST_ELEMENT_DATUM, CSSM_LIST_ELEMENT_DATUM);
- CssmData &commentData(*elem[2]);
- return new CodeSignatureAclSubject(alloc, signer.restore(*elem[0], *elem[1]),
- commentData.data(), commentData.length());
- } else {
- // signature type: int, signature data: datum [no comment]
- ListElement *elem[2];
- crack(list, 2, elem,
- CSSM_LIST_ELEMENT_WORDID, CSSM_LIST_ELEMENT_DATUM);
- return new CodeSignatureAclSubject(alloc, signer.restore(*elem[0], *elem[1]));
- }
-}
-
-CodeSignatureAclSubject *CodeSignatureAclSubject::Maker::make(Version version,
- Reader &pub, Reader &priv) const
-{
- assert(version == 0);
- CssmAllocator &alloc = CssmAllocator::standard();
- Endian<uint32> sigType; pub(sigType);
- const void *data; uint32 length; pub.countedData(data, length);
- const void *commentData; uint32 commentLength; pub.countedData(commentData, commentLength);
- return new CodeSignatureAclSubject(alloc,
- signer.restore(sigType, data, length),
- commentData, commentLength);
-}
-
-
-//
-// Export the subject to a memory blob
-//
-void CodeSignatureAclSubject::exportBlob(Writer::Counter &pub, Writer::Counter &priv)
-{
- Endian<uint32> sigType = mSignature->type(); pub(sigType);
- pub.countedData(*mSignature);
- pub.countedData(mComment);
-}
-
-void CodeSignatureAclSubject::exportBlob(Writer &pub, Writer &priv)
-{
- Endian<uint32> sigType = mSignature->type(); pub(sigType);
- pub.countedData(*mSignature);
- pub.countedData(mComment);
-}
-
-
-#ifdef DEBUGDUMP
-
-void CodeSignatureAclSubject::debugDump() const
-{
- Debug::dump("CodeSigning");
- if (mHaveComment) {
- Debug::dump(" comment=");
- Debug::dumpData(mComment);
- }
-}
-
-#endif //DEBUGDUMP