+++ /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.
- */
-
-
-// cssmdb.cpp
-//
-//
-
-#ifdef __MWERKS__
-#define _CPP_UTILITIES
-#endif
-
-#include <Security/cssmdb.h>
-
-
-//
-// CssmDbAttributeInfo
-//
-bool
-CssmDbAttributeInfo::operator <(const CssmDbAttributeInfo& other) const
-{
- if (nameFormat() < other.nameFormat()) return true;
- if (other.nameFormat() < nameFormat()) return false;
- // nameFormat's are equal.
- switch (nameFormat())
- {
- case CSSM_DB_ATTRIBUTE_NAME_AS_STRING:
- {
- int res = strcmp(static_cast<const char *>(*this), static_cast<const char *>(other));
- if (res < 0) return true;
- if (res > 0) return false;
- break;
- }
- case CSSM_DB_ATTRIBUTE_NAME_AS_OID:
- if (static_cast<const CssmOid &>(*this) < static_cast<const CssmOid &>(other)) return true;
- if (static_cast<const CssmOid &>(other) < static_cast<const CssmOid &>(*this)) return false;
- break;
- case CSSM_DB_ATTRIBUTE_NAME_AS_INTEGER:
- if (static_cast<uint32>(*this) < static_cast<uint32>(other)) return true;
- if (static_cast<uint32>(other) < static_cast<uint32>(*this)) return false;
- break;
- default:
- CssmError::throwMe(CSSMERR_DL_INVALID_FIELD_NAME);
- }
-
- return format() < other.format();
-}
-
-bool
-CssmDbAttributeInfo::operator ==(const CssmDbAttributeInfo& other) const
-{
- if (nameFormat() != other.nameFormat()) return false;
- if (format() != other.format()) return false;
- switch (nameFormat())
- {
- case CSSM_DB_ATTRIBUTE_NAME_AS_STRING:
- return !strcmp(static_cast<const char *>(*this), static_cast<const char *>(other));
- case CSSM_DB_ATTRIBUTE_NAME_AS_OID:
- return static_cast<const CssmOid &>(*this) == static_cast<const CssmOid &>(other);
- case CSSM_DB_ATTRIBUTE_NAME_AS_INTEGER:
- return static_cast<uint32>(*this) == static_cast<uint32>(other);
- default:
- CssmError::throwMe(CSSMERR_DL_INVALID_FIELD_NAME);
- }
-}
-
-//
-// CssmDbAttributeData
-//
-void
-CssmDbAttributeData::deleteValues(CssmAllocator &inAllocator)
-{
- // Loop over all values and delete each one.
- if (Value)
- {
- for (uint32 anIndex = 0; anIndex < NumberOfValues; anIndex++)
- {
- if (Value[anIndex].Data)
- {
- inAllocator.free(Value[anIndex].Data);
- }
-
- Value[anIndex].Length = 0;
- }
-
- inAllocator.free(Value);
- Value = NULL;
- }
-
- NumberOfValues = 0;
-}
-
-bool
-CssmDbAttributeData::operator <(const CssmDbAttributeData &other) const
-{
- if (info() < other.info()) return true;
- if (other.info() < info()) return false;
-
- uint32 minSize = min(size(), other.size());
- for (uint32 ix = 0; ix < minSize; ++ix)
- {
- if (at<const CssmData &>(ix) < other.at<const CssmData &>(ix))
- return true;
- if (other.at<const CssmData &>(ix) < at<const CssmData &>(ix))
- return false;
- }
-
- return size() < other.size();
-}
-
-void
-CssmDbAttributeData::add(const CssmDbAttributeData &src, CssmAllocator &inAllocator)
-{
- // Add all the values from another attribute into this attribute.
-
- Value = reinterpret_cast<CSSM_DATA *>(inAllocator.realloc(Value,
- sizeof(*Value) * (NumberOfValues + src.NumberOfValues)));
-
- for (uint32 srcIndex = 0; srcIndex < src.NumberOfValues; srcIndex++) {
- uint32 destIndex = NumberOfValues + srcIndex;
-
- Value[destIndex].Length = 0;
- Value[destIndex].Data = inAllocator.alloc<uint8>(src.Value[srcIndex].Length);
- Value[destIndex].Length = src.Value[srcIndex].Length;
- memcpy(Value[destIndex].Data, src.Value[srcIndex].Data, src.Value[srcIndex].Length);
- }
-
- NumberOfValues += src.NumberOfValues;
-}
-
-bool
-CssmDbAttributeData::deleteValue(const CssmData &src, CssmAllocator &inAllocator)
-{
- // Delete a single value from this attribute, if it is present.
-
- for (uint32 i = 0; i < NumberOfValues; i++)
- if (CssmData::overlay(Value[i]) == src)
- {
- inAllocator.free(Value[i].Data);
- Value[i].Length = 0;
-
- NumberOfValues--;
- Value[i].Data = Value[NumberOfValues].Data;
- Value[i].Length = Value[NumberOfValues].Length;
-
- return true;
- }
-
- return false;
-}
-
-// Delete those values found in src from this object, if they are present.
-// Warning: This is O(N^2) worst case; if this becomes a performance bottleneck
-// then it will need to be changed.
-
-void
-CssmDbAttributeData::deleteValues(const CssmDbAttributeData &src, CssmAllocator &inAllocator)
-{
- for (uint32 i = 0; i < src.NumberOfValues; i++)
- deleteValue(CssmData::overlay(src.Value[i]), inAllocator);
-}
-
-//
-// CssmDbRecordAttributeData
-//
-CssmDbAttributeData *
-CssmDbRecordAttributeData::find(const CSSM_DB_ATTRIBUTE_INFO &inInfo)
-{
- const CssmDbAttributeInfo &anInfo = CssmDbAttributeInfo::overlay(inInfo);
- for (uint32 ix = 0; ix < size(); ++ix)
- {
- if (at(ix).info() == anInfo)
- return &at(ix);
- }
-
- return NULL;
-}
-
-bool
-CssmDbRecordAttributeData::operator <(const CssmDbRecordAttributeData &other) const
-{
- if (recordType() < other.recordType()) return true;
- if (other.recordType() < recordType()) return false;
- if (semanticInformation() < other.semanticInformation()) return true;
- if (other.semanticInformation() < semanticInformation()) return false;
-
- uint32 minSize = min(size(), other.size());
- for (uint32 ix = 0; ix < minSize; ++ix)
- {
- if (at(ix) < other.at(ix))
- return true;
- if (other.at(ix) < at(ix))
- return false;
- }
-
- return size() < other.size();
-}
-
-
-//
-// CssmAutoDbRecordAttributeData
-//
-CssmAutoDbRecordAttributeData::~CssmAutoDbRecordAttributeData()
-{
- clear();
-}
-
-void
-CssmAutoDbRecordAttributeData::clear()
-{
- deleteValues();
- ArrayBuilder<CssmDbAttributeData>::clear();
-}
-
-
-
-static bool CompareAttributeInfos (const CSSM_DB_ATTRIBUTE_INFO &a, const CSSM_DB_ATTRIBUTE_INFO &b)
-{
- // check the format of the names
- if (a.AttributeNameFormat != b.AttributeNameFormat)
- {
- return false;
- }
-
- switch (a.AttributeNameFormat)
- {
- case CSSM_DB_ATTRIBUTE_NAME_AS_STRING:
- {
- return strcmp (a.Label.AttributeName, b.Label.AttributeName) == 0;
- }
-
- case CSSM_DB_ATTRIBUTE_NAME_AS_OID:
- {
- if (a.Label.AttributeOID.Length != b.Label.AttributeOID.Length)
- {
- return false;
- }
-
- return memcmp (a.Label.AttributeOID.Data, b.Label.AttributeOID.Data, a.Label.AttributeOID.Length) == 0;
- }
-
-
- case CSSM_DB_ATTRIBUTE_NAME_AS_INTEGER:
- {
- return a.Label.AttributeID == b.Label.AttributeID;
- }
- }
-
- return true; // just to keep the compiler from complaining
-}
-
-
-
-CssmDbAttributeData* CssmAutoDbRecordAttributeData::findAttribute (const CSSM_DB_ATTRIBUTE_INFO &info)
-{
- // walk through the data, looking for an attribute of the same type
- unsigned i;
- for (i = 0; i < size (); ++i)
- {
- CssmDbAttributeData& d = at (i);
- CSSM_DB_ATTRIBUTE_INFO &inInfo = d.info ();
-
- if (CompareAttributeInfos (info, inInfo))
- {
- return &d;
- }
- }
-
- // found nothing?
- return NULL;
-}
-
-
-
-CssmDbAttributeData& CssmAutoDbRecordAttributeData::getAttributeReference (const CSSM_DB_ATTRIBUTE_INFO &info)
-{
- // Either find an existing reference to an attribute in the list, or make a new one.
- CssmDbAttributeData *anAttr = findAttribute (info);
- if (anAttr) // was this already in the list?
- {
- // clean it up
- anAttr->deleteValues (mValueAllocator);
- }
- else
- {
- // make a new one
- anAttr = &add();
- }
-
- return *anAttr;
-}
-
-
-
-CssmDbAttributeData &
-CssmAutoDbRecordAttributeData::add(const CSSM_DB_ATTRIBUTE_INFO &info)
-{
- CssmDbAttributeData& anAttr = getAttributeReference (info);
- anAttr.info(info);
- return anAttr;
-}
-
-CssmDbAttributeData &
-CssmAutoDbRecordAttributeData::add(const CSSM_DB_ATTRIBUTE_INFO &info, const CssmPolyData &value)
-{
- CssmDbAttributeData &anAttr = getAttributeReference (info);
- anAttr.set(info, value, mValueAllocator);
- return anAttr;
-}
-
-//
-// CssmAutoQuery
-//
-CssmAutoQuery::CssmAutoQuery(const CSSM_QUERY &query, CssmAllocator &allocator)
-: ArrayBuilder<CssmSelectionPredicate>(CssmSelectionPredicate::overlayVar(SelectionPredicate),
- NumSelectionPredicates,
- query.NumSelectionPredicates, allocator)
-{
- RecordType = query.RecordType;
- Conjunctive = query.Conjunctive;
- QueryLimits = query.QueryLimits;
- QueryFlags = query.QueryFlags;
- for (uint32 ix = 0; ix < query.NumSelectionPredicates; ++ix)
- add().set(query.SelectionPredicate[ix], allocator);
-}
-
-CssmAutoQuery::~CssmAutoQuery()
-{
- clear();
-}
-
-void
-CssmAutoQuery::clear()
-{
- deleteValues();
- ArrayBuilder<CssmSelectionPredicate>::clear();
-}
-
-CssmSelectionPredicate &
-CssmAutoQuery::add(CSSM_DB_OPERATOR dbOperator, const CSSM_DB_ATTRIBUTE_INFO &info, const CssmPolyData &value)
-{
- CssmSelectionPredicate &predicate = add();
- predicate.dbOperator(dbOperator);
- predicate.set(info, value, allocator());
- return predicate;
-}
projects / apple / security.git / blobdiff