GEANTLink/EAPMethods/src/Main_UI.cpp

456 lines
22 KiB
C++

/*
Copyright 2015-2016 Amebis
Copyright 2016 GÉANT
This file is part of GÉANTLink.
GÉANTLink is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
GÉANTLink is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GÉANTLink. If not, see <http://www.gnu.org/licenses/>.
*/
#include <StdAfx.h>
#pragma comment(lib, "msxml6.lib")
#if EAPMETHOD_TYPE==21
#define _EAPMETHOD_PEER_UI eap::peer_ttls_ui
#else
#error Unknown EAP Method type.
#endif
HANDLE g_act_ctx = NULL;
_EAPMETHOD_PEER_UI g_peer;
///
/// DLL main entry point
///
/// \sa [DllMain entry point](https://msdn.microsoft.com/en-us/library/windows/desktop/ms682583.aspx)
///
BOOL WINAPI DllMain(_In_ HINSTANCE hinstDLL, _In_ DWORD fdwReason, _In_ LPVOID lpvReserved)
{
UNREFERENCED_PARAMETER(lpvReserved);
if (fdwReason == DLL_PROCESS_ATTACH) {
#ifdef _DEBUG
//Sleep(10000);
#endif
g_peer.m_instance = hinstDLL;
// Save current activation context, as proper activation context is set at this time only (LoadLibrary() call).
GetCurrentActCtx(&g_act_ctx);
} else if (fdwReason == DLL_PROCESS_DETACH) {
if (g_act_ctx)
ReleaseActCtx(g_act_ctx);
// wxWidgets library has some global objects allocating data on heap in constructors,
// causing false-positive memory leak reports.
//assert(!_CrtDumpMemoryLeaks());
}
return TRUE;
}
///
/// Releases all memory associated with an opaque user interface context data buffer.
///
/// \sa [EapPeerFreeMemory function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363606.aspx)
///
VOID WINAPI EapPeerFreeMemory(_In_ void *pUIContextData)
{
if (pUIContextData)
g_peer.free_memory((BYTE*)pUIContextData);
}
///
/// Releases error-specific memory allocated by the EAP peer method.
///
/// \sa [EapPeerFreeErrorMemory function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363605.aspx)
///
VOID WINAPI EapPeerFreeErrorMemory(_In_ EAP_ERROR *ppEapError)
{
if (ppEapError)
g_peer.free_error_memory(ppEapError);
}
///
/// Converts XML into the configuration BLOB.
///
/// \sa [EapPeerConfigXml2Blob function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363602.aspx)
///
DWORD WINAPI EapPeerConfigXml2Blob(
_In_ DWORD dwFlags,
_In_ EAP_METHOD_TYPE eapMethodType,
_In_ IXMLDOMDocument2 *pConfigDoc,
_Out_ BYTE **ppConfigOut,
_Out_ DWORD *pdwConfigOutSize,
_Out_ EAP_ERROR **ppEapError)
{
DWORD dwResult = ERROR_SUCCESS;
#ifdef _DEBUG
//Sleep(10000);
#endif
// Parameter check
if (!ppEapError)
dwResult = ERROR_INVALID_PARAMETER;
else if (eapMethodType.eapType.type != EAPMETHOD_TYPE)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" Input EAP type (%d) does not match the supported EAP type (%d)."), (int)eapMethodType.eapType.type, (int)EAPMETHOD_TYPE).c_str(), NULL);
else if (eapMethodType.dwAuthorId != 67532)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" EAP author (%d) does not match the supported author (%d)."), (int)eapMethodType.dwAuthorId, (int)67532).c_str(), NULL);
else if (!pConfigDoc)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pConfigDoc is NULL."), NULL);
else if (!ppConfigOut)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppConfigOut is NULL."), NULL);
else if (!pdwConfigOutSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pdwConfigOutSize is NULL."), NULL);
else {
UNREFERENCED_PARAMETER(dwFlags);
// <Config>
pConfigDoc->setProperty(winstd::bstr(L"SelectionNamespaces"), winstd::variant(L"xmlns:eaphostconfig=\"http://www.microsoft.com/provisioning/EapHostConfig\""));
winstd::com_obj<IXMLDOMElement> pXmlElConfig;
if ((dwResult = eapxml::select_element(pConfigDoc, winstd::bstr(L"//eaphostconfig:Config"), &pXmlElConfig)) != ERROR_SUCCESS)
return dwResult;
// Load configuration.
pConfigDoc->setProperty(winstd::bstr(L"SelectionNamespaces"), winstd::variant(L"xmlns:eap-metadata=\"urn:ietf:params:xml:ns:yang:ietf-eap-metadata\""));
_EAPMETHOD_PEER_UI::config_type cfg(g_peer);
dwResult = cfg.load(pXmlElConfig, ppEapError);
if (dwResult != ERROR_SUCCESS)
return dwResult;
// Allocate BLOB for configuration.
assert(ppConfigOut);
assert(pdwConfigOutSize);
*pdwConfigOutSize = (DWORD)eapserial::get_pk_size(cfg);
*ppConfigOut = g_peer.alloc_memory(*pdwConfigOutSize);
if (!*ppConfigOut) {
*ppEapError = g_peer.make_error(dwResult = ERROR_OUTOFMEMORY, 0, NULL, NULL, NULL, winstd::tstring_printf(_T(__FUNCTION__) _T(" Error allocating memory for configuration BLOB (%uB)."), *pdwConfigOutSize).c_str(), NULL);
return dwResult;
}
// Pack BLOB to output.
unsigned char *cursor = *ppConfigOut;
eapserial::pack(cursor, cfg);
assert(cursor - *ppConfigOut <= (ptrdiff_t)*pdwConfigOutSize);
}
return dwResult;
}
///
/// Converts the configuration BLOB to XML.
///
/// The configuration BLOB is returned in the ppConnectionDataOut parameter of the EapPeerInvokeConfigUI function.
///
/// \sa [EapPeerConfigBlob2Xml function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363601.aspx)
///
DWORD WINAPI EapPeerConfigBlob2Xml(
_In_ DWORD dwFlags,
_In_ EAP_METHOD_TYPE eapMethodType,
_In_count_(dwConfigInSize) const BYTE *pConfigIn,
_In_ DWORD dwConfigInSize,
_Out_ IXMLDOMDocument2 **ppConfigDoc,
_Out_ EAP_ERROR **ppEapError)
{
DWORD dwResult = ERROR_SUCCESS;
#ifdef _DEBUG
//Sleep(10000);
#endif
// Parameter check
if (!ppEapError)
dwResult = ERROR_INVALID_PARAMETER;
else if (eapMethodType.eapType.type != EAPMETHOD_TYPE)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" Input EAP type (%d) does not match the supported EAP type (%d)."), (int)eapMethodType.eapType.type, (int)EAPMETHOD_TYPE).c_str(), NULL);
else if (eapMethodType.dwAuthorId != 67532)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" EAP author (%d) does not match the supported author (%d)."), (int)eapMethodType.dwAuthorId, (int)67532).c_str(), NULL);
else if (!pConfigIn && dwConfigInSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pConfigIn is NULL."), NULL);
else if (!ppConfigDoc)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppConfigDoc is NULL."), NULL);
else {
UNREFERENCED_PARAMETER(dwFlags);
HRESULT hr;
// Unpack configuration.
_EAPMETHOD_PEER_UI::config_type cfg(g_peer);
if (pConfigIn || !dwConfigInSize) {
const unsigned char *cursor = pConfigIn;
eapserial::unpack(cursor, cfg);
assert(cursor - pConfigIn <= (ptrdiff_t)dwConfigInSize);
}
// Create configuration XML document.
winstd::com_obj<IXMLDOMDocument2> pDoc;
if (FAILED(hr = pDoc.create(CLSID_DOMDocument60, NULL, CLSCTX_INPROC_SERVER))) {
*ppEapError = g_peer.make_error(dwResult = HRESULT_CODE(hr), 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" Error creating XML document."), NULL);
return dwResult;
}
pDoc->put_async(VARIANT_FALSE);
// Load empty XML configuration.
VARIANT_BOOL isSuccess = VARIANT_FALSE;
if (FAILED((hr = pDoc->loadXML(L"<Config xmlns=\"http://www.microsoft.com/provisioning/EapHostConfig\"><EAPIdentityProviderList xmlns=\"urn:ietf:params:xml:ns:yang:ietf-eap-metadata\"></EAPIdentityProviderList></Config>", &isSuccess))))
return dwResult = HRESULT_CODE(hr);
if (!isSuccess) {
*ppEapError = g_peer.make_error(dwResult = ERROR_XML_PARSE_ERROR, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" Loading XML template failed."), NULL);
return dwResult;
}
// Select <Config> node.
winstd::com_obj<IXMLDOMNode> pXmlElConfig;
pDoc->setProperty(winstd::bstr(L"SelectionNamespaces"), winstd::variant(L"xmlns:eaphostconfig=\"http://www.microsoft.com/provisioning/EapHostConfig\""));
if ((dwResult = eapxml::select_node(pDoc, winstd::bstr(L"eaphostconfig:Config"), &pXmlElConfig)) != ERROR_SUCCESS) {
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_FOUND, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" Error selecting <Config> element."), NULL);
return dwResult;
}
// Save all providers.
pDoc->setProperty(winstd::bstr(L"SelectionNamespaces"), winstd::variant(L"xmlns:eap-metadata=\"urn:ietf:params:xml:ns:yang:ietf-eap-metadata\""));
if ((dwResult = cfg.save(pDoc, pXmlElConfig, ppEapError)) != ERROR_SUCCESS)
return dwResult;
*ppConfigDoc = pDoc.detach();
}
return dwResult;
}
///
/// Raises the EAP method's specific connection configuration user interface dialog on the client.
///
/// \sa [EapPeerInvokeConfigUI function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363614.aspx)
///
DWORD WINAPI EapPeerInvokeConfigUI(
_In_ const EAP_METHOD_TYPE *pEapType,
_In_ HWND hwndParent,
_In_ DWORD dwFlags,
_In_ DWORD dwConnectionDataInSize,
_In_count_(dwConnectionDataInSize) const BYTE *pConnectionDataIn,
_Out_ DWORD *pdwConnectionDataOutSize,
_Out_ BYTE **ppConnectionDataOut,
_Out_ EAP_ERROR **ppEapError)
{
UNREFERENCED_PARAMETER(dwFlags);
DWORD dwResult = ERROR_SUCCESS;
winstd::actctx_activator actctx(g_act_ctx);
#ifdef _DEBUG
//Sleep(10000);
#endif
// Parameter check
if (!ppEapError)
dwResult = ERROR_INVALID_PARAMETER;
else if (!pEapType)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pEapType is NULL."), NULL);
else if (pEapType->eapType.type != EAPMETHOD_TYPE)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" Input EAP type (%d) does not match the supported EAP type (%d)."), (int)pEapType->eapType.type, (int)EAPMETHOD_TYPE).c_str(), NULL);
else if (pEapType->dwAuthorId != 67532)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" EAP author (%d) does not match the supported author (%d)."), (int)pEapType->dwAuthorId, (int)67532).c_str(), NULL);
else if (!pConnectionDataIn && dwConnectionDataInSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pConnectionDataIn is NULL."), NULL);
else if (!pdwConnectionDataOutSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pdwConnectionDataOutSize is NULL."), NULL);
else if (!ppConnectionDataOut)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppConnectionDataOut is NULL."), NULL);
else {
// Unpack configuration.
_EAPMETHOD_PEER_UI::config_type cfg(g_peer);
if (pConnectionDataIn || !dwConnectionDataInSize) {
const unsigned char *cursor = pConnectionDataIn;
eapserial::unpack(cursor, cfg);
assert(cursor - pConnectionDataIn <= (ptrdiff_t)dwConnectionDataInSize);
}
if ((dwResult = g_peer.invoke_config_ui(hwndParent, cfg, ppEapError)) != ERROR_SUCCESS)
return dwResult;
// Allocate BLOB for configuration.
assert(ppConnectionDataOut);
assert(pdwConnectionDataOutSize);
*pdwConnectionDataOutSize = (DWORD)eapserial::get_pk_size(cfg);
*ppConnectionDataOut = g_peer.alloc_memory(*pdwConnectionDataOutSize);
if (!*ppConnectionDataOut) {
*ppEapError = g_peer.make_error(dwResult = ERROR_OUTOFMEMORY, 0, NULL, NULL, NULL, winstd::tstring_printf(_T(__FUNCTION__) _T(" Error allocating memory for configuration BLOB (%uB)."), *pdwConnectionDataOutSize).c_str(), NULL);
return dwResult;
}
// Pack BLOB to output.
unsigned char *cursor = *ppConnectionDataOut;
eapserial::pack(cursor, cfg);
assert(cursor - *ppConnectionDataOut <= (ptrdiff_t)*pdwConnectionDataOutSize);
}
return dwResult;
}
///
/// Raises a custom interactive user interface dialog to obtain user identity information for the EAP method on the client.
///
/// \sa [EapPeerInvokeIdentityUI function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363615.aspx)
///
DWORD WINAPI EapPeerInvokeIdentityUI(
_In_ const EAP_METHOD_TYPE *pEapType,
_In_ DWORD dwFlags,
_In_ HWND hwndParent,
_In_ DWORD dwConnectionDataSize,
_In_count_(dwConnectionDataSize) const BYTE *pConnectionData,
_In_ DWORD dwUserDataSize,
_In_count_(dwUserDataSize) const BYTE *pUserData,
_Out_ DWORD *pdwUserDataOutSize,
_Out_ BYTE **ppUserDataOut,
_Out_ LPWSTR *ppwszIdentity,
_Out_ EAP_ERROR **ppEapError)
{
DWORD dwResult = ERROR_SUCCESS;
winstd::actctx_activator actctx(g_act_ctx);
#ifdef _DEBUG
//Sleep(10000);
#endif
// Parameter check
if (!ppEapError)
dwResult = ERROR_INVALID_PARAMETER;
else if (!pEapType)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pEapType is NULL."), NULL);
else if (pEapType->eapType.type != EAPMETHOD_TYPE)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" Input EAP type (%d) does not match the supported EAP type (%d)."), (int)pEapType->eapType.type, (int)EAPMETHOD_TYPE).c_str(), NULL);
else if (pEapType->dwAuthorId != 67532)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" EAP author (%d) does not match the supported author (%d)."), (int)pEapType->dwAuthorId, (int)67532).c_str(), NULL);
else if (!pConnectionData && dwConnectionDataSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pConnectionData is NULL."), NULL);
else if (!pUserData && dwUserDataSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pUserData is NULL."), NULL);
else if (!pdwUserDataOutSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pdwUserDataOutSize is NULL."), NULL);
else if (!ppUserDataOut)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppUserDataOut is NULL."), NULL);
else if (!ppwszIdentity)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppwszIdentity is NULL."), NULL);
else {
// Unpack configuration.
_EAPMETHOD_PEER_UI::config_type cfg(g_peer);
if (pConnectionData || !dwConnectionDataSize) {
const unsigned char *cursor = pConnectionData;
eapserial::unpack(cursor, cfg);
assert(cursor - pConnectionData <= (ptrdiff_t)dwConnectionDataSize);
}
// Unpack configuration.
_EAPMETHOD_PEER_UI::identity_type usr(g_peer);
if (pUserData || !dwUserDataSize) {
const unsigned char *cursor = pUserData;
eapserial::unpack(cursor, usr);
assert(cursor - pUserData <= (ptrdiff_t)dwUserDataSize);
}
if ((dwResult = g_peer.invoke_identity_ui(hwndParent, dwFlags, cfg, usr, ppwszIdentity, ppEapError)) != ERROR_SUCCESS)
return dwResult;
// Allocate BLOB for user data.
assert(ppUserDataOut);
assert(pdwUserDataOutSize);
*pdwUserDataOutSize = (DWORD)eapserial::get_pk_size(usr);
*ppUserDataOut = g_peer.alloc_memory(*pdwUserDataOutSize);
if (!*ppUserDataOut) {
*ppEapError = g_peer.make_error(dwResult = ERROR_OUTOFMEMORY, 0, NULL, NULL, NULL, winstd::tstring_printf(_T(__FUNCTION__) _T(" Error allocating memory for configuration BLOB (%uB)."), *pdwUserDataOutSize).c_str(), NULL);
return dwResult;
}
// Pack BLOB to output.
unsigned char *cursor = *ppUserDataOut;
eapserial::pack(cursor, usr);
assert(cursor - *ppUserDataOut <= (ptrdiff_t)*pdwUserDataOutSize);
}
return dwResult;
}
///
/// Raises a custom interactive user interface dialog for the EAP method on the client.
///
/// \sa [EapPeerInvokeInteractiveUI function](https://msdn.microsoft.com/en-us/library/windows/desktop/aa363616.aspx)
///
DWORD WINAPI EapPeerInvokeInteractiveUI(
_In_ const EAP_METHOD_TYPE *pEapType,
_In_ HWND hwndParent,
_In_ DWORD dwUIContextDataSize,
_In_count_(dwUIContextDataSize) const BYTE *pUIContextData,
_Out_ DWORD *pdwDataFromInteractiveUISize,
_Out_ BYTE **ppDataFromInteractiveUI,
_Out_ EAP_ERROR **ppEapError)
{
DWORD dwResult = ERROR_SUCCESS;
winstd::actctx_activator actctx(g_act_ctx);
#ifdef _DEBUG
//Sleep(10000);
#endif
// Parameter check
if (!ppEapError)
dwResult = ERROR_INVALID_PARAMETER;
else if (!pEapType)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pEapType is NULL."), NULL);
else if (pEapType->eapType.type != EAPMETHOD_TYPE)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" Input EAP type (%d) does not match the supported EAP type (%d)."), (int)pEapType->eapType.type, (int)EAPMETHOD_TYPE).c_str(), NULL);
else if (pEapType->dwAuthorId != 67532)
*ppEapError = g_peer.make_error(dwResult = ERROR_NOT_SUPPORTED, 0, NULL, NULL, NULL, winstd::wstring_printf(_T(__FUNCTION__) _T(" EAP author (%d) does not match the supported author (%d)."), (int)pEapType->dwAuthorId, (int)67532).c_str(), NULL);
else if (!pUIContextData && dwUIContextDataSize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pUIContextData is NULL."), NULL);
else if (!pdwDataFromInteractiveUISize)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" pdwDataFromInteractiveUISize is NULL."), NULL);
else if (!ppDataFromInteractiveUI)
*ppEapError = g_peer.make_error(dwResult = ERROR_INVALID_PARAMETER, 0, NULL, NULL, NULL, _T(__FUNCTION__) _T(" ppDataFromInteractiveUI is NULL."), NULL);
else {
// Unpack request.
_EAPMETHOD_PEER_UI::interactive_request_type req;
if (pUIContextData || !dwUIContextDataSize) {
const unsigned char *cursor = pUIContextData;
eapserial::unpack(cursor, req);
assert(cursor - pUIContextData <= (ptrdiff_t)dwUIContextDataSize);
}
_EAPMETHOD_PEER_UI::interactive_response_type res;
if ((dwResult = g_peer.invoke_interactive_ui(hwndParent, req, res, ppEapError)) != ERROR_SUCCESS)
return dwResult;
// Allocate BLOB for user data.
assert(ppDataFromInteractiveUI);
assert(pdwDataFromInteractiveUISize);
*pdwDataFromInteractiveUISize = (DWORD)eapserial::get_pk_size(res);
*ppDataFromInteractiveUI = g_peer.alloc_memory(*pdwDataFromInteractiveUISize);
if (!*ppDataFromInteractiveUI) {
*ppEapError = g_peer.make_error(dwResult = ERROR_OUTOFMEMORY, 0, NULL, NULL, NULL, winstd::tstring_printf(_T(__FUNCTION__) _T(" Error allocating memory for interactive response (%uB)."), *pdwDataFromInteractiveUISize).c_str(), NULL);
return dwResult;
}
// Pack BLOB to output.
unsigned char *cursor = *ppDataFromInteractiveUI;
eapserial::pack(cursor, res);
assert(cursor - *ppDataFromInteractiveUI <= (ptrdiff_t)*pdwDataFromInteractiveUISize);
}
return dwResult;
}