356 lines
11 KiB
C++
356 lines
11 KiB
C++
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#include <precomp.h>
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#include "eapolcfg.h"
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#define MALLOC(s) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (s))
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#define FREE(p) HeapFree(GetProcessHeap(), 0, (p))
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////////////////////////////////////////////////////////////////////////
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// CEapolConfig related stuff
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//
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//+---------------------------------------------------------------------------
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// constructor
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CEapolConfig::CEapolConfig()
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{
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m_dwCtlFlags = 0;
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ZeroMemory(&m_EapolIntfParams, sizeof(EAPOL_INTF_PARAMS));
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m_pListEapcfgs = NULL;
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}
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//+---------------------------------------------------------------------------
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// destructor
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CEapolConfig::~CEapolConfig()
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{
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ZeroMemory(&m_EapolIntfParams, sizeof(EAPOL_INTF_PARAMS));
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if (m_pListEapcfgs != NULL)
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{
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DtlDestroyList (m_pListEapcfgs, DestroyEapcfgNode);
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m_pListEapcfgs = NULL;
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}
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}
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//+---------------------------------------------------------------------------
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DWORD CEapolConfig::CopyEapolConfig(CEapolConfig *pEapolConfig)
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{
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DTLLIST *pListEapcfgs = NULL;
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DTLNODE *pCopyNode = NULL, *pInNode = NULL;
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DWORD dwErr = ERROR_SUCCESS;
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if (pEapolConfig)
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{
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pListEapcfgs = ::ReadEapcfgList (EAPOL_MUTUAL_AUTH_EAP_ONLY);
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if (pListEapcfgs)
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{
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for (pCopyNode = DtlGetFirstNode(pListEapcfgs);
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pCopyNode;
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pCopyNode = DtlGetNextNode(pCopyNode))
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{
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EAPCFG* pCopyEapcfg = (EAPCFG* )DtlGetData(pCopyNode);
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for (pInNode = DtlGetFirstNode(pEapolConfig->m_pListEapcfgs);
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pInNode;
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pInNode = DtlGetNextNode(pInNode))
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{
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EAPCFG* pInEapcfg = (EAPCFG* )DtlGetData(pInNode);
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if (pCopyEapcfg->dwKey == pInEapcfg->dwKey)
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{
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if ((pCopyEapcfg->pData = (PBYTE) MALLOC (pInEapcfg->cbData)) == NULL)
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{
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dwErr = ERROR_NOT_ENOUGH_MEMORY;
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break;
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}
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memcpy (pCopyEapcfg->pData, pInEapcfg->pData, pInEapcfg->cbData);
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pCopyEapcfg->cbData = pInEapcfg->cbData;
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break;
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}
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}
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if (dwErr != NO_ERROR)
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{
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goto LExit;
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}
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}
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}
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m_pListEapcfgs = pListEapcfgs;
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memcpy (&m_EapolIntfParams, &pEapolConfig->m_EapolIntfParams, sizeof(EAPOL_INTF_PARAMS));
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}
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else
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{
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dwErr = ERROR_INVALID_DATA;
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}
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LExit:
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if (dwErr != ERROR_SUCCESS && pListEapcfgs != NULL)
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{
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DtlDestroyList (pListEapcfgs, DestroyEapcfgNode);
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}
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return dwErr;
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}
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//+---------------------------------------------------------------------------
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DWORD CEapolConfig::LoadEapolConfig(LPWSTR wszIntfGuid, PNDIS_802_11_SSID pndSsid)
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{
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DWORD dwErr = ERROR_SUCCESS;
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BYTE *pbData = NULL;
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DWORD cbData = 0;
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EAPOL_INTF_PARAMS EapolIntfParams;
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DTLLIST *pListEapcfgs = NULL;
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// Initialize EAP package list
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// Read the EAPCFG information from the registry and find the node
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// selected in the entry, or the default, if none.
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do
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{
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DTLNODE* pNode = NULL;
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// Read the EAPCFG information from the registry and find the node
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// selected in the entry, or the default, if none.
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pListEapcfgs = ::ReadEapcfgList (EAPOL_MUTUAL_AUTH_EAP_ONLY);
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if (pListEapcfgs)
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{
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DTLNODE* pNodeEap;
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DWORD dwkey = 0;
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// Read the EAP params for this interface
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ZeroMemory ((BYTE *)&EapolIntfParams, sizeof(EAPOL_INTF_PARAMS));
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EapolIntfParams.dwEapFlags = DEFAULT_EAP_STATE;
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EapolIntfParams.dwEapType = DEFAULT_EAP_TYPE;
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if (pndSsid)
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{
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EapolIntfParams.dwSizeOfSSID = pndSsid->SsidLength;
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memcpy (EapolIntfParams.bSSID, pndSsid->Ssid, pndSsid->SsidLength);
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}
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else
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{
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// If NULL SSID, this will get default EAPOL values
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EapolIntfParams.dwSizeOfSSID = 1;
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}
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dwErr = WZCEapolGetInterfaceParams (
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NULL,
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wszIntfGuid,
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&EapolIntfParams);
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if (dwErr != ERROR_SUCCESS)
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break;
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memcpy (&m_EapolIntfParams, &EapolIntfParams, sizeof(EAPOL_INTF_PARAMS));
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// Read the EAP configuration info for all EAP packages
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for (pNodeEap = DtlGetFirstNode(pListEapcfgs);
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pNodeEap;
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pNodeEap = DtlGetNextNode(pNodeEap))
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{
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EAPCFG* pEapcfg = (EAPCFG* )DtlGetData(pNodeEap);
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ASSERT( pEapcfg );
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dwErr = ERROR_SUCCESS;
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pbData = NULL;
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cbData = 0;
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// Get the size of the EAP blob
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dwErr = WZCEapolGetCustomAuthData(
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NULL,
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wszIntfGuid,
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pEapcfg->dwKey,
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EapolIntfParams.dwSizeOfSSID,
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EapolIntfParams.bSSID,
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NULL,
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&cbData
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);
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if (dwErr != ERROR_SUCCESS)
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{
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if ((EapolIntfParams.dwSizeOfSSID != 0) &&
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(dwErr == ERROR_FILE_NOT_FOUND))
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{
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// The Last Used SSID did not have a connection
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// blob created. Call again for size of blob with
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// NULL SSID
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EapolIntfParams.dwSizeOfSSID = 0;
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// Get the size of the EAP blob
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dwErr = WZCEapolGetCustomAuthData (
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NULL,
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wszIntfGuid,
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pEapcfg->dwKey,
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0,
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NULL,
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NULL,
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&cbData
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);
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}
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if (dwErr == ERROR_BUFFER_TOO_SMALL)
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{
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if (cbData <= 0)
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{
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// No EAP blob stored in the registry
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pbData = NULL;
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// Will continue processing for errors
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// Not exit
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dwErr = ERROR_SUCCESS;
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}
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else
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{
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// Allocate memory to hold the blob
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pbData = (PBYTE) MALLOC (cbData);
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if (pbData == NULL)
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{
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dwErr = ERROR_SUCCESS;
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continue;
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}
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ZeroMemory (pbData, cbData);
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dwErr = WZCEapolGetCustomAuthData (
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NULL,
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wszIntfGuid,
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pEapcfg->dwKey,
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EapolIntfParams.dwSizeOfSSID,
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EapolIntfParams.bSSID,
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pbData,
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&cbData
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);
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if (dwErr != ERROR_SUCCESS)
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{
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FREE ( pbData );
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dwErr = ERROR_SUCCESS;
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continue;
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}
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}
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}
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else
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{
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dwErr = ERROR_SUCCESS;
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continue;
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}
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}
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else
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{
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dwErr = ERROR_SUCCESS;
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}
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if (pEapcfg->pData != NULL)
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{
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FREE ( pEapcfg->pData );
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}
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pEapcfg->pData = (UCHAR *)pbData;
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pEapcfg->cbData = cbData;
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}
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m_pListEapcfgs = pListEapcfgs;
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}
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else
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{
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dwErr = ERROR_INVALID_DATA;
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}
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} while (FALSE);
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return dwErr;
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}
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//+---------------------------------------------------------------------------
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DWORD CEapolConfig::SaveEapolConfig(LPWSTR wszIntfGuid, PNDIS_802_11_SSID pndSsid)
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{
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WCHAR *pwszLastUsedSSID = NULL;
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DWORD dwEapFlags = 0;
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DWORD dwErrOverall = ERROR_SUCCESS;
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DWORD dwErr = ERROR_SUCCESS;
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// Save the EAP configuration data into the registry
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DTLNODE* pNodeEap = NULL;
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dwErr = ERROR_SUCCESS;
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// Save data for all EAP packages in the registry
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if (m_pListEapcfgs == NULL)
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{
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return ERROR_SUCCESS;
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}
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if (pndSsid)
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{
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m_EapolIntfParams.dwSizeOfSSID = pndSsid->SsidLength;
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memcpy (m_EapolIntfParams.bSSID, pndSsid->Ssid, pndSsid->SsidLength);
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}
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for (pNodeEap = DtlGetFirstNode(m_pListEapcfgs);
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pNodeEap;
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pNodeEap = DtlGetNextNode(pNodeEap))
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{
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EAPCFG* pcfg = (EAPCFG* )DtlGetData(pNodeEap);
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if (pcfg == NULL)
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{
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continue;
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}
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dwErr = ERROR_SUCCESS;
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// ignore error and continue with next
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dwErr = WZCEapolSetCustomAuthData (
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NULL,
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wszIntfGuid,
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pcfg->dwKey,
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m_EapolIntfParams.dwSizeOfSSID,
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m_EapolIntfParams.bSSID,
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pcfg->pData,
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pcfg->cbData);
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if (dwErr != ERROR_SUCCESS)
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{
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dwErrOverall = dwErr;
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dwErr = ERROR_SUCCESS;
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}
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}
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if (m_dwCtlFlags & EAPOL_CTL_LOCKED)
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m_EapolIntfParams.dwEapFlags &= ~EAPOL_ENABLED;
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dwErr = WZCEapolSetInterfaceParams (
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NULL,
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wszIntfGuid,
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&m_EapolIntfParams);
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if (dwErrOverall != ERROR_SUCCESS)
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{
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dwErr = dwErrOverall;
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}
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return dwErr;
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}
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//+---------------------------------------------------------------------------
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BOOL CEapolConfig::Is8021XEnabled()
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{
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return (IS_EAPOL_ENABLED(m_EapolIntfParams.dwEapFlags));
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}
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//+---------------------------------------------------------------------------
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VOID CEapolConfig::Set8021XState(BOOLEAN fSet)
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{
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if (fSet)
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m_EapolIntfParams.dwEapFlags |= EAPOL_ENABLED;
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else
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m_EapolIntfParams.dwEapFlags &= ~EAPOL_ENABLED;
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}
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