369 lines
14 KiB
C++
369 lines
14 KiB
C++
/******************************************************************
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SNetScal.cpp -- WBEM provider class implementation
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MODULE:
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DhcpProv.dll
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DESCRIPTION:
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Contains: the definition of the DHCP_SuperScope class,
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the static table of manageable objects.
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REVISION:
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08/03/98 - created
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******************************************************************/
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#include <stdafx.h>
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#include "SScoFn.h" // needed for the declarations of all the functions.
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#include "SScoScal.h" // own header
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#include "AScoScal.h" // own header
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// properties names
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#define PROP_SScopeSubnets_SuperScope L"SuperScope"
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#define PROP_SScopeSubnets_Subnet L"Subnet"
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// the name of the WBEM class
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#define PROVIDER_NAME_DHCP_SUPERSCOPESUBNETS "DHCP_SuperScopeSubnets"
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// main class instantiation.
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CDHCP_SuperScopeToSubnet MyDHCP_SuperScopeSubnet_Scalars (PROVIDER_NAME_DHCP_SUPERSCOPESUBNETS, PROVIDER_NAMESPACE_DHCP) ;
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::CDHCP_SuperScopeToSubnet
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*
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* DESCRIPTION : Constructor
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*
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* INPUTS : none
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*
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* RETURNS : nothing
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*
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* COMMENTS : Calls the Provider constructor.
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*
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*****************************************************************************/
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CDHCP_SuperScopeToSubnet::CDHCP_SuperScopeToSubnet (const CHString& strName, LPCSTR pszNameSpace ) :
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Provider(strName, pszNameSpace)
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{
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::~CDHCP_SuperScopeToSubnet
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*
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* DESCRIPTION : Destructor
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*
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* INPUTS : none
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*
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* RETURNS : nothing
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*
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* COMMENTS :
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*
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*****************************************************************************/
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CDHCP_SuperScopeToSubnet::~CDHCP_SuperScopeToSubnet ()
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{
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::EnumerateInstances
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*
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* DESCRIPTION : Returns all the instances of this class.
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*
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* INPUTS : none
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*
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* RETURNS : WBEM_S_NO_ERROR if successful
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*
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* COMMENTS : Enumerates all this instances of this class. As there is only one
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* DHCP Server per system, there is only one instance for this class
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::EnumerateInstances ( MethodContext* pMethodContext, long lFlags )
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{
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CDHCP_SuperScope_Parameters SuperScopeParams(NULL); // don't know here the scope
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HRESULT hRes = WBEM_E_FAILED;
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LPDHCP_SUPER_SCOPE_TABLE pScopesTable;
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LPDHCP_SUPER_SCOPE_TABLE_ENTRY *pSortedEntries = NULL ;
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DWORD dwNumEntries;
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if (SuperScopeParams.GetSuperScopes(pScopesTable, TRUE) &&
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SuperScopeParams.GetSortedScopes(ENTRIES_SORTED_ON_SUBNET, pSortedEntries, dwNumEntries))
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{
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for (int i = 0; i<dwNumEntries; i++)
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{
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if(pSortedEntries[i]->SuperScopeName != NULL)
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{
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CInstance *pInstance = CreateNewInstance(pMethodContext); // create now the instance;
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if (pInstance != NULL)
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{
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WCHAR wcsBuffer[256];
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// set the superscope part of the association
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swprintf(wcsBuffer, L"DHCP_SuperScope.Name=\"%s\"",
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pSortedEntries[i]->SuperScopeName ) ;
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pInstance->SetCHString(PROP_SScopeSubnets_SuperScope, wcsBuffer);
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// set the subnet part of the association
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swprintf(wcsBuffer, L"DHCP_Subnet.Address=\"%u.%u.%u.%u\"",
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(pSortedEntries[i]->SubnetAddress & 0xff000000) >> 24,
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(pSortedEntries[i]->SubnetAddress & 0x00ff0000) >> 16,
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(pSortedEntries[i]->SubnetAddress & 0x0000ff00) >> 8,
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(pSortedEntries[i]->SubnetAddress & 0x000000ff));
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pInstance->SetCHString(PROP_SScopeSubnets_Subnet, wcsBuffer);
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hRes = Commit(pInstance);
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if (hRes != WBEM_S_NO_ERROR)
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break;
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}
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}
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}
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}
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return hRes;
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::GetObject
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*
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* DESCRIPTION : Find a single instance based on the key properties for the
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* class.
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*
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* INPUTS : A pointer to a CInstance object containing the key properties.
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*
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* RETURNS : WBEM_S_NO_ERROR if the instance can be found
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* WBEM_E_NOT_FOUND if the instance described by the key properties
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* could not be found
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* WBEM_E_FAILED if the instance could be found but another error
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* occurred.
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*
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* COMMENTS :
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::GetObject ( CInstance* pInstance, long lFlags )
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{
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CHString superScope;
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CHString subnet;
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DHCP_IP_ADDRESS subnetAddress;
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// at this point, the key information should be provided by the pInstance
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if (!pInstance->GetCHString(PROP_SScopeSubnets_SuperScope, superScope) ||
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!pInstance->GetCHString(PROP_SScopeSubnets_Subnet, subnet) ||
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!inet_wstodw(subnet, subnetAddress))
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return (WBEM_E_FAILED);
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int idx;
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idx = superScope.Find(_T('"'));
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if (idx == -1)
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return WBEM_E_FAILED;
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superScope = superScope.Mid(idx + 1);
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idx = superScope.Find(_T('"'));
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if (idx == -1)
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return WBEM_E_FAILED;
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superScope = superScope.Mid(0, idx);
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CDHCP_SuperScope_Parameters SuperScopeParams(superScope);
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LPDHCP_SUPER_SCOPE_TABLE pTable;
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LPDHCP_SUPER_SCOPE_TABLE_ENTRY *pSortedEntries;
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DWORD dwNumEntries;
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if (SuperScopeParams.GetSuperScopes(pTable, TRUE) &&
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SuperScopeParams.GetSortedScopes(ENTRIES_SORTED_ON_SUBNET, pSortedEntries, dwNumEntries))
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{
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for (int i = 0; pSortedEntries[i]->SubnetAddress <= subnetAddress && i < dwNumEntries; i++)
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{
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if (pSortedEntries[i]->SubnetAddress == subnetAddress)
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{
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return wcscmp(pSortedEntries[i]->SuperScopeName, SuperScopeParams.m_wcsSuperScopeName) == 0 ?
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WBEM_S_NO_ERROR : WBEM_E_NOT_FOUND;
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}
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}
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}
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return WBEM_E_NOT_FOUND;
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::ExecQuery
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*
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* DESCRIPTION : You are passed a method context to use in the creation of
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* instances that satisfy the query, and a CFrameworkQuery
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* which describes the query. Create and populate all
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* instances which satisfy the query. CIMOM will post -
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* filter the query for you, you may return more instances
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* or more properties than are requested and CIMOM
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* will filter out any that do not apply.
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*
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*
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* INPUTS :
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*
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* RETURNS : WBEM_E_PROVIDER_NOT_CAPABLE if not supported for this class
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* WBEM_E_FAILED if the query failed
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* WBEM_S_NO_ERROR if query was successful
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*
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* COMMENTS : TO DO: Most providers will not need to implement this method. If you don't, cimom
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* will call your enumerate function to get all the instances and perform the
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* filtering for you. Unless you expect SIGNIFICANT savings from implementing
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* queries, you should remove this entire method.
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::ExecQuery (MethodContext *pMethodContext, CFrameworkQuery& Query, long lFlags)
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{
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return WBEM_E_PROVIDER_NOT_CAPABLE;
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::PutInstance
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*
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* DESCRIPTION : PutInstance should be used in provider classes that can write
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* instance information back to the hardware or software.
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* For example: Win32_Environment will allow a PutInstance of a new
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* environment variable, because environment variables are "software"
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* related. However, a class like Win32_MotherboardDevice will not
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* allow editing of the bus speed. Since by default PutInstance
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* returns WBEM_E_PROVIDER_NOT_CAPABLE, this function is placed here as a
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* skeleton, but can be removed if not used.
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*
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* INPUTS :
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*
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* RETURNS : WBEM_E_PROVIDER_NOT_CAPABLE if PutInstance is not available
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* WBEM_E_FAILED if there is an error delivering the instance
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* WBEM_E_INVALID_PARAMETER if any of the instance properties
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* are incorrect.
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* WBEM_S_NO_ERROR if instance is properly delivered
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*
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* COMMENTS : TO DO: If you don't intend to support writing to your provider, remove this method.
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::PutInstance ( const CInstance &Instance, long lFlags)
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{
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CHString superScope;
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CHString subnet;
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DHCP_IP_ADDRESS subnetAddress;
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// at this point, the key information should be provided by the pInstance
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if (!Instance.GetCHString(PROP_SScopeSubnets_SuperScope, superScope) ||
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!Instance.GetCHString(PROP_SScopeSubnets_Subnet, subnet) ||
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!inet_wstodw(subnet, subnetAddress))
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return (WBEM_E_FAILED);
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int idx;
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idx = superScope.Find(_T('"'));
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if (idx == -1)
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return WBEM_E_FAILED;
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superScope = superScope.Mid(idx + 1);
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idx = superScope.Find(_T('"'));
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if (idx == -1)
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return WBEM_E_FAILED;
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superScope = superScope.Mid(0, idx);
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CDHCP_SuperScope_Parameters SuperScopeParams(superScope);
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LPDHCP_SUPER_SCOPE_TABLE pTable;
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LPDHCP_SUPER_SCOPE_TABLE_ENTRY *pSortedEntries;
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DWORD dwNumEntries;
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if (SuperScopeParams.GetSuperScopes(pTable, TRUE) &&
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SuperScopeParams.GetSortedScopes(ENTRIES_SORTED_ON_SUBNET, pSortedEntries, dwNumEntries))
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{
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for (int i = 0; pSortedEntries[i]->SubnetAddress <= subnetAddress && i < dwNumEntries; i++)
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{
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if (pSortedEntries[i]->SubnetAddress == subnetAddress &&
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SuperScopeParams.AlterSubnetSet(subnetAddress))
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return WBEM_S_NO_ERROR;
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}
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}
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return WBEM_E_FAILED;
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::DeleteInstance
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*
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* DESCRIPTION : DeleteInstance, like PutInstance, actually writes information
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* to the software or hardware. For most hardware devices,
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* DeleteInstance should not be implemented, but for software
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* configuration, DeleteInstance implementation is plausible.
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* Like PutInstance, DeleteInstance returns WBEM_E_PROVIDER_NOT_CAPABLE from
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* inside Provider::DeleteInstance (defined in Provider.h). So, if
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* you choose not to implement DeleteInstance, remove this function
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* definition and the declaration from DHCP_Server_Scalars.h
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*
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* INPUTS :
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*
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* RETURNS : WBEM_E_PROVIDER_NOT_CAPABLE if DeleteInstance is not available.
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* WBEM_E_FAILED if there is an error deleting the instance.
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* WBEM_E_INVALID_PARAMETER if any of the instance properties
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* are incorrect.
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* WBEM_S_NO_ERROR if instance is properly deleted.
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*
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* COMMENTS : TO DO: If you don't intend to support deleting instances, remove this method.
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::DeleteInstance ( const CInstance &Instance, long lFlags )
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{
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CHString superScope;
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CHString subnet;
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DHCP_IP_ADDRESS subnetAddress;
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// at this point, the key information should be provided by the pInstance
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if (!Instance.GetCHString(PROP_SScopeSubnets_SuperScope, superScope) ||
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!Instance.GetCHString(PROP_SScopeSubnets_Subnet, subnet) ||
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!inet_wstodw(subnet, subnetAddress))
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return (WBEM_E_FAILED);
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CDHCP_SuperScope_Parameters SuperScopeParams;
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LPDHCP_SUPER_SCOPE_TABLE pTable;
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LPDHCP_SUPER_SCOPE_TABLE_ENTRY *pSortedEntries;
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DWORD dwNumEntries;
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if (SuperScopeParams.GetSuperScopes(pTable, TRUE) &&
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SuperScopeParams.GetSortedScopes(ENTRIES_SORTED_ON_SUBNET, pSortedEntries, dwNumEntries))
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{
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for (int i = 0; pSortedEntries[i]->SubnetAddress <= subnetAddress && i < dwNumEntries; i++)
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{
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if (pSortedEntries[i]->SubnetAddress == subnetAddress &&
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SuperScopeParams.AlterSubnetSet(subnetAddress))
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return WBEM_S_NO_ERROR;
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}
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}
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return WBEM_E_PROVIDER_NOT_CAPABLE;
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}
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/*****************************************************************************
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*
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* FUNCTION : CDHCP_SuperScopeToSubnet::ExecMethod
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*
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* DESCRIPTION : Override this function to provide support for methods.
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* A method is an entry point for the user of your provider
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* to request your class perform some function above and
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* beyond a change of state. (A change of state should be
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* handled by PutInstance() )
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*
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* INPUTS : A pointer to a CInstance containing the instance the method was executed against.
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* A string containing the method name
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* A pointer to the CInstance which contains the IN parameters.
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* A pointer to the CInstance to contain the OUT parameters.
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* A set of specialized method flags
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*
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* RETURNS : WBEM_E_PROVIDER_NOT_CAPABLE if not implemented for this class
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* WBEM_S_NO_ERROR if method executes successfully
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* WBEM_E_FAILED if error occurs executing method
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*
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* COMMENTS : TO DO: If you don't intend to support Methods, remove this method.
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*
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*****************************************************************************/
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HRESULT CDHCP_SuperScopeToSubnet::ExecMethod ( const CInstance& Instance,
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const BSTR bstrMethodName,
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CInstance *pInParams,
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CInstance *pOutParams,
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long lFlags)
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{
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return WBEM_E_PROVIDER_NOT_CAPABLE;
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}
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