windows-nt/Source/XPSP1/NT/base/fs/hsm/job/hsmpolcy.cpp
2020-09-26 16:20:57 +08:00

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/*++
© 1998 Seagate Software, Inc. All rights reserved.
Module Name:
hsmpolcy.cpp
Abstract:
This component represents a job's policy.
Author:
Chuck Bardeen [cbardeen] 29-Oct-1996
Revision History:
--*/
#include "stdafx.h"
#include "wsb.h"
#include "job.h"
#include "hsmpolcy.h"
#define WSB_TRACE_IS WSB_TRACE_BIT_JOB
HRESULT
CHsmPolicy::CompareTo(
IN IUnknown* pUnknown,
OUT SHORT* pResult
)
/*++
Implements:
IWsbCollectable::CompareTo().
--*/
{
HRESULT hr = S_OK;
CComPtr<IHsmPolicy> pPolicy;
WsbTraceIn(OLESTR("CHsmPolicy::CompareTo"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pUnknown, E_POINTER);
// We need the IWsbBool interface to get the value of the object.
WsbAffirmHr(pUnknown->QueryInterface(IID_IHsmPolicy, (void**) &pPolicy));
// Compare the rules.
hr = CompareToIPolicy(pPolicy, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::CompareTo"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CHsmPolicy::CompareToIPolicy(
IN IHsmPolicy* pPolicy,
OUT SHORT* pResult
)
/*++
Implements:
IHsmPolicy::CompareToIPolicy().
--*/
{
HRESULT hr = S_OK;
GUID id;
WsbTraceIn(OLESTR("CHsmPolicy::CompareToIPolicy"), OLESTR(""));
try {
// Did they give us a valid item to compare to?
WsbAssert(0 != pPolicy, E_POINTER);
// Get the path and name.
WsbAffirmHr(pPolicy->GetIdentifier(&id));
// Compare to the path and name.
hr = CompareToIdentifier(id, pResult);
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::CompareToIPolicy"), OLESTR("hr = <%ls>, result = <%ls>"), WsbHrAsString(hr), WsbPtrToShortAsString(pResult));
return(hr);
}
HRESULT
CHsmPolicy::CompareToIdentifier(
IN GUID id,
OUT SHORT* pResult
)
/*++
Implements:
IHsmPolicy::CompareToIdentifier().
--*/
{
HRESULT hr = S_OK;
SHORT aResult = 0;
WsbTraceIn(OLESTR("CHsmPolicy::CompareToIdentifier"), OLESTR("id = <%ls>"), WsbGuidAsString(id));
try {
// Compare the guids.
aResult = WsbSign( memcmp(&m_id, &id, sizeof(GUID)) );
if (0 != aResult) {
hr = S_FALSE;
}
if (0 != pResult) {
*pResult = aResult;
}
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::CompareToIdentifier"), OLESTR("hr = <%ls>, result = <%d>"), WsbHrAsString(hr), aResult);
return(hr);
}
HRESULT
CHsmPolicy::EnumRules(
OUT IWsbEnum** ppEnum
)
/*++
Implements:
IHsmPolicy::EnumRules().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != ppEnum, E_POINTER);
WsbAffirmHr(m_pRules->Enum(ppEnum));
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::FinalConstruct(
void
)
/*++
Implements:
CComObjectRoot::FinalConstruct().
--*/
{
HRESULT hr = S_OK;
try {
WsbAffirmHr(CWsbObject::FinalConstruct());
m_scale = 1000;
m_usesDefaultRules = FALSE;
//Create the criteria collection.
WsbAffirmHr(CoCreateInstance(CLSID_CWsbOrderedCollection, NULL, CLSCTX_ALL, IID_IWsbCollection, (void**) &m_pRules));
// Each instance should have its own unique identifier.
WsbAffirmHr(CoCreateGuid(&m_id));
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::GetAction(
OUT IHsmAction** ppAction
)
/*++
Implements:
IHsmPolicy::GetAction().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != ppAction, E_POINTER);
*ppAction = m_pAction;
m_pAction->AddRef();
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::GetClassID(
OUT CLSID* pClsid
)
/*++
Implements:
IPersist::GetClassID().
--*/
{
HRESULT hr = S_OK;
WsbTraceIn(OLESTR("CHsmPolicy::GetClassID"), OLESTR(""));
try {
WsbAssert(0 != pClsid, E_POINTER);
*pClsid = CLSID_CHsmPolicy;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::GetClassID"), OLESTR("hr = <%ls>, CLSID = <%ls>"), WsbHrAsString(hr), WsbGuidAsString(*pClsid));
return(hr);
}
HRESULT
CHsmPolicy::GetIdentifier(
OUT GUID* pId
)
/*++
Implements:
IHsmPolicy::GetIdentifier().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != pId, E_POINTER);
*pId = m_id;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::GetName(
OUT OLECHAR** pName,
IN ULONG bufferSize
)
/*++
Implements:
IHsmPolicy::GetName().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != pName, E_POINTER);
WsbAffirmHr(m_name.CopyTo(pName, bufferSize));
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::GetScale(
OUT USHORT* pScale
)
/*++
Implements:
IHsmPolicy::GetScale().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != pScale, E_POINTER);
*pScale = m_scale;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::GetSizeMax(
OUT ULARGE_INTEGER* pSize
)
/*++
Implements:
IPersistStream::GetSizeMax().
--*/
{
HRESULT hr = S_OK;
CComPtr<IPersistStream> pPersistStream;
ULARGE_INTEGER entrySize;
WsbTraceIn(OLESTR("CHsmPolicy::GetSizeMax"), OLESTR(""));
try {
WsbAssert(0 != pSize, E_POINTER);
// Determine the size for a rule with no criteria.
pSize->QuadPart = WsbPersistSize((wcslen(m_name) + 1) * sizeof(OLECHAR)) + WsbPersistSizeOf(GUID) + WsbPersistSizeOf(USHORT) + 2 * WsbPersistSizeOf(BOOL);
// If there is an action, how big is it?
if (m_pAction != 0) {
WsbAffirmHr(m_pAction->QueryInterface(IID_IPersistStream, (void**) &pPersistStream));
WsbAffirmHr(pPersistStream->GetSizeMax(&entrySize));
pSize->QuadPart += entrySize.QuadPart;
pPersistStream = 0;
}
// Now allocate space for the rules (assume they are all the
// same size).
WsbAffirmHr(m_pRules->QueryInterface(IID_IPersistStream, (void**) &pPersistStream));
WsbAffirmHr(pPersistStream->GetSizeMax(&entrySize));
pSize->QuadPart += entrySize.QuadPart;
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::GetSizeMax"), OLESTR("hr = <%ls>, Size = <%ls>"), WsbHrAsString(hr), WsbPtrToUliAsString(pSize));
return(hr);
}
HRESULT
CHsmPolicy::Load(
IN IStream* pStream
)
/*++
Implements:
IPersistStream::Load().
--*/
{
HRESULT hr = S_OK;
CComPtr<IPersistStream> pPersistStream;
BOOL hasAction;
WsbTraceIn(OLESTR("CHsmPolicy::Load"), OLESTR(""));
try {
WsbAssert(0 != pStream, E_POINTER);
// Do the easy stuff, but make sure that this order matches the order
// in the save method.
WsbAffirmHr(WsbLoadFromStream(pStream, &m_id));
WsbAffirmHr(WsbLoadFromStream(pStream, &m_name, 0));
WsbAffirmHr(WsbLoadFromStream(pStream, &m_scale));
WsbAffirmHr(WsbLoadFromStream(pStream, &m_usesDefaultRules));
// Is there an action?
WsbAffirmHr(WsbLoadFromStream(pStream, &hasAction));
if (hasAction) {
WsbAffirmHr(OleLoadFromStream(pStream, IID_IHsmAction, (void**) &m_pAction));
}
WsbAffirmHr(m_pRules->QueryInterface(IID_IPersistStream, (void**) &pPersistStream));
WsbAffirmHr(pPersistStream->Load(pStream));
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::Load"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
return(hr);
}
HRESULT
CHsmPolicy::Rules(
OUT IWsbCollection** ppRules
)
/*++
Implements:
IHsmPolicy::Rules().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != ppRules, E_POINTER);
*ppRules = m_pRules;
m_pRules->AddRef();
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::Save(
IN IStream* pStream,
IN BOOL clearDirty
)
/*++
Implements:
IPersistStream::Save().
--*/
{
HRESULT hr = S_OK;
CComPtr<IWsbEnum> pEnum;
CComPtr<IPersistStream> pPersistStream;
BOOL hasAction = FALSE;
WsbTraceIn(OLESTR("CHsmPolicy::Save"), OLESTR("clearDirty = <%ls>"), WsbBoolAsString(clearDirty));
try {
WsbAssert(0 != pStream, E_POINTER);
// Do the easy stuff, but make sure that this order matches the order
// in the save method.
WsbAffirmHr(WsbSaveToStream(pStream, m_id));
WsbAffirmHr(WsbSaveToStream(pStream, m_name));
WsbAffirmHr(WsbSaveToStream(pStream, m_scale));
WsbAffirmHr(WsbSaveToStream(pStream, m_usesDefaultRules));
// Is there an action?
if (m_pAction != 0) {
hasAction = TRUE;
WsbAffirmHr(WsbSaveToStream(pStream, hasAction));
WsbAffirmHr(m_pAction->QueryInterface(IID_IPersistStream, (void**) &pPersistStream));
WsbAffirmHr(OleSaveToStream(pPersistStream, pStream));
pPersistStream = 0;
} else {
hasAction = FALSE;
WsbAffirmHr(WsbSaveToStream(pStream, hasAction));
}
WsbAffirmHr(m_pRules->QueryInterface(IID_IPersistStream, (void**) &pPersistStream));
WsbAffirmHr(pPersistStream->Save(pStream, clearDirty));
// The loop should terminate with a not found error.
WsbAffirm(hr == WSB_E_NOTFOUND, hr);
hr = S_OK;
// If we got it saved and we were asked to clear the dirty bit, then
// do so now.
if (clearDirty) {
m_isDirty = FALSE;
}
} WsbCatch(hr);
WsbTraceOut(OLESTR("CHsmPolicy::Save"), OLESTR("hr = <%ls>"), WsbHrAsString(hr));
return(hr);
}
HRESULT
CHsmPolicy::SetAction(
IN IHsmAction* pAction
)
/*++
Implements:
IHsmPolicy::SetAction().
--*/
{
HRESULT hr = S_OK;
try {
m_pAction = pAction;
m_isDirty = TRUE;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::SetName(
IN OLECHAR* name
)
/*++
Implements:
IHsmPolicy::SetName().
--*/
{
HRESULT hr = S_OK;
try {
m_name = name;
m_isDirty = TRUE;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::SetScale(
IN USHORT scale
)
/*++
Implements:
IHsmPolicy::SetScale().
--*/
{
HRESULT hr = S_OK;
try {
m_scale = scale;
m_isDirty = TRUE;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::SetUsesDefaultRules(
IN BOOL usesDefaultRules
)
/*++
Implements:
IHsmPolicy::SetUsesDefaultRules().
--*/
{
m_usesDefaultRules = usesDefaultRules;
m_isDirty = TRUE;
return(S_OK);
}
HRESULT
CHsmPolicy::Test(
USHORT* passed,
USHORT* failed
)
/*++
Implements:
IWsbTestable::Test().
--*/
{
HRESULT hr = S_OK;
try {
WsbAssert(0 != passed, E_POINTER);
WsbAssert(0 != failed, E_POINTER);
*passed = 0;
*failed = 0;
} WsbCatch(hr);
return(hr);
}
HRESULT
CHsmPolicy::UsesDefaultRules(
void
)
/*++
Implements:
IHsmPolicy::UsesDefaultRules().
--*/
{
HRESULT hr = S_OK;
if (!m_usesDefaultRules) {
hr = S_FALSE;
}
return(hr);
}