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// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
#include "precomp.h"
// private structs
struct CPI_APPLICATION_ATTRIBUTES
{
int iActionType;
int iActionCost;
LPWSTR pwzKey;
LPWSTR pwzID;
LPWSTR pwzName;
LPWSTR pwzPartID;
CPI_PROPERTY* pPropList;
};
// prototypes for private helper functions
static HRESULT ReadApplicationAttributes(
LPWSTR* ppwzData,
CPI_APPLICATION_ATTRIBUTES* pAttrs
);
static void FreeApplicationAttributes(
CPI_APPLICATION_ATTRIBUTES* pAttrs
);
static HRESULT CreateApplication(
CPI_APPLICATION_ATTRIBUTES* pAttrs
);
static HRESULT RemoveApplication(
CPI_APPLICATION_ATTRIBUTES* pAttrs
);
// function definitions
HRESULT CpiConfigureApplications(
LPWSTR* ppwzData,
HANDLE hRollbackFile
)
{
HRESULT hr = S_OK;
CPI_APPLICATION_ATTRIBUTES attrs;
::ZeroMemory(&attrs, sizeof(attrs));
// read action text
hr = CpiActionStartMessage(ppwzData, FALSE);
ExitOnFailure(hr, "Failed to send action start message");
// get count
int iCnt = 0;
hr = WcaReadIntegerFromCaData(ppwzData, &iCnt);
ExitOnFailure(hr, "Failed to read count");
// write count to rollback file
hr = CpiWriteIntegerToRollbackFile(hRollbackFile, iCnt);
ExitOnFailure(hr, "Failed to write count to rollback file");
for (int i = 0; i < iCnt; i++)
{
// read attributes from CustomActionData
hr = ReadApplicationAttributes(ppwzData, &attrs);
ExitOnFailure(hr, "Failed to read attributes");
// progress message
hr = CpiActionDataMessage(1, attrs.pwzName);
ExitOnFailure(hr, "Failed to send progress messages");
if (S_FALSE == hr)
ExitFunction();
// write key to rollback file
hr = CpiWriteKeyToRollbackFile(hRollbackFile, attrs.pwzKey);
ExitOnFailure(hr, "Failed to write key to rollback file");
// action
switch (attrs.iActionType)
{
case atCreate:
hr = CreateApplication(&attrs);
ExitOnFailure(hr, "Failed to create application, key: %S", attrs.pwzKey);
break;
case atRemove:
hr = RemoveApplication(&attrs);
ExitOnFailure(hr, "Failed to remove application, key: %S", attrs.pwzKey);
break;
}
// write completion status to rollback file
hr = CpiWriteIntegerToRollbackFile(hRollbackFile, 1);
ExitOnFailure(hr, "Failed to write completion status to rollback file");
// progress
hr = WcaProgressMessage(attrs.iActionCost, FALSE);
ExitOnFailure(hr, "Failed to update progress");
}
hr = S_OK;
LExit:
// clean up
FreeApplicationAttributes(&attrs);
return hr;
}
HRESULT CpiRollbackConfigureApplications(
LPWSTR* ppwzData,
CPI_ROLLBACK_DATA* pRollbackDataList
)
{
HRESULT hr = S_OK;
int iRollbackStatus;
CPI_APPLICATION_ATTRIBUTES attrs;
::ZeroMemory(&attrs, sizeof(attrs));
// read action text
hr = CpiActionStartMessage(ppwzData, NULL == pRollbackDataList);
ExitOnFailure(hr, "Failed to send action start message");
// get count
int iCnt = 0;
hr = WcaReadIntegerFromCaData(ppwzData, &iCnt);
ExitOnFailure(hr, "Failed to read count");
for (int i = 0; i < iCnt; i++)
{
// read attributes from CustomActionData
hr = ReadApplicationAttributes(ppwzData, &attrs);
ExitOnFailure(hr, "Failed to read attributes");
// rollback status
hr = CpiFindRollbackStatus(pRollbackDataList, attrs.pwzKey, &iRollbackStatus);
if (S_FALSE == hr)
continue; // not found, nothing to rollback
// progress message
hr = CpiActionDataMessage(1, attrs.pwzName);
ExitOnFailure(hr, "Failed to send progress messages");
if (S_FALSE == hr)
ExitFunction();
// action
switch (attrs.iActionType)
{
case atCreate:
hr = CreateApplication(&attrs);
if (FAILED(hr))
WcaLog(LOGMSG_STANDARD, "Failed to create application, hr: 0x%x, key: %S", hr, attrs.pwzKey);
break;
case atRemove:
hr = RemoveApplication(&attrs);
if (FAILED(hr))
WcaLog(LOGMSG_STANDARD, "Failed to remove application, hr: 0x%x, key: %S", hr, attrs.pwzKey);
break;
}
// check rollback status
if (0 == iRollbackStatus)
continue; // operation did not complete, skip progress
// progress
hr = WcaProgressMessage(attrs.iActionCost, FALSE);
ExitOnFailure(hr, "Failed to update progress");
}
hr = S_OK;
LExit:
// clean up
FreeApplicationAttributes(&attrs);
return hr;
}
// helper function definitions
static HRESULT ReadApplicationAttributes(
LPWSTR* ppwzData,
CPI_APPLICATION_ATTRIBUTES* pAttrs
)
{
HRESULT hr = S_OK;
hr = WcaReadIntegerFromCaData(ppwzData, &pAttrs->iActionType);
ExitOnFailure(hr, "Failed to read action type");
hr = WcaReadIntegerFromCaData(ppwzData, &pAttrs->iActionCost);
ExitOnFailure(hr, "Failed to read action cost");
hr = WcaReadStringFromCaData(ppwzData, &pAttrs->pwzKey);
ExitOnFailure(hr, "Failed to read key");
hr = WcaReadStringFromCaData(ppwzData, &pAttrs->pwzID);
ExitOnFailure(hr, "Failed to read id");
hr = WcaReadStringFromCaData(ppwzData, &pAttrs->pwzName);
ExitOnFailure(hr, "Failed to read name");
hr = WcaReadStringFromCaData(ppwzData, &pAttrs->pwzPartID);
ExitOnFailure(hr, "Failed to read partition id");
hr = CpiReadPropertyList(ppwzData, &pAttrs->pPropList);
ExitOnFailure(hr, "Failed to read properties");
hr = S_OK;
LExit:
return hr;
}
static void FreeApplicationAttributes(
CPI_APPLICATION_ATTRIBUTES* pAttrs
)
{
ReleaseStr(pAttrs->pwzKey);
ReleaseStr(pAttrs->pwzID);
ReleaseStr(pAttrs->pwzName);
ReleaseStr(pAttrs->pwzPartID);
if (pAttrs->pPropList)
CpiFreePropertyList(pAttrs->pPropList);
}
static HRESULT CreateApplication(
CPI_APPLICATION_ATTRIBUTES* pAttrs
)
{
HRESULT hr = S_OK;
ICatalogCollection* piAppColl = NULL;
ICatalogObject* piAppObj = NULL;
long lChanges = 0;
// log
WcaLog(LOGMSG_VERBOSE, "Creating application, key: %S", pAttrs->pwzKey);
// get applications collection
hr = CpiExecGetApplicationsCollection(pAttrs->pwzPartID, &piAppColl);
if (S_FALSE == hr)
hr = HRESULT_FROM_WIN32(ERROR_NOT_FOUND);
ExitOnFailure(hr, "Failed to get applications collection");
// check if application exists
hr = CpiFindCollectionObjectByStringKey(piAppColl, pAttrs->pwzID, &piAppObj);
ExitOnFailure(hr, "Failed to find application");
if (S_FALSE == hr)
{
// create application
hr = CpiAddCollectionObject(piAppColl, &piAppObj);
ExitOnFailure(hr, "Failed to add application to collection");
hr = CpiPutCollectionObjectValue(piAppObj, L"ID", pAttrs->pwzID);
ExitOnFailure(hr, "Failed to set application id property");
hr = CpiPutCollectionObjectValue(piAppObj, L"Name", pAttrs->pwzName);
ExitOnFailure(hr, "Failed to set application name property");
// save changes
hr = piAppColl->SaveChanges(&lChanges);
if (COMADMIN_E_OBJECTERRORS == hr)
CpiLogCatalogErrorInfo();
ExitOnFailure(hr, "Failed to add application");
}
// properties
hr = CpiPutCollectionObjectValues(piAppObj, pAttrs->pPropList);
ExitOnFailure(hr, "Failed to write properties");
// save changes
hr = piAppColl->SaveChanges(&lChanges);
if (COMADMIN_E_OBJECTERRORS == hr)
CpiLogCatalogErrorInfo();
ExitOnFailure(hr, "Failed to save changes");
// log
WcaLog(LOGMSG_VERBOSE, "%d changes saved to catalog, key: %S", lChanges, pAttrs->pwzKey);
hr = S_OK;
LExit:
// clean up
ReleaseObject(piAppColl);
ReleaseObject(piAppObj);
return hr;
}
static HRESULT RemoveApplication(
CPI_APPLICATION_ATTRIBUTES* pAttrs
)
{
HRESULT hr = S_OK;
ICatalogCollection* piAppColl = NULL;
long lChanges = 0;
// log
WcaLog(LOGMSG_VERBOSE, "Removing application, key: %S", pAttrs->pwzKey);
// get applications collection
hr = CpiExecGetApplicationsCollection(pAttrs->pwzPartID, &piAppColl);
ExitOnFailure(hr, "Failed to get applications collection");
if (S_FALSE == hr)
{
// applications collection not found
WcaLog(LOGMSG_VERBOSE, "Unable to retrieve applications collection, nothing to delete, key: %S", pAttrs->pwzKey);
ExitFunction1(hr = S_OK);
}
// remove
hr = CpiRemoveCollectionObject(piAppColl, pAttrs->pwzID, NULL, TRUE);
ExitOnFailure(hr, "Failed to remove application");
if (S_FALSE == hr)
{
// application not found
WcaLog(LOGMSG_VERBOSE, "Application not found, nothing to delete, key: %S", pAttrs->pwzKey);
ExitFunction1(hr = S_OK);
}
// save changes
hr = piAppColl->SaveChanges(&lChanges);
if (COMADMIN_E_OBJECTERRORS == hr)
CpiLogCatalogErrorInfo();
ExitOnFailure(hr, "Failed to save changes");
// log
WcaLog(LOGMSG_VERBOSE, "%d changes saved to catalog, key: %S", lChanges, pAttrs->pwzKey);
hr = S_OK;
LExit:
// clean up
ReleaseObject(piAppColl);
return hr;
}
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