WinStd/src/EAP.cpp
Simon Rozman 0d56d79c35 Update Copyright year
Signed-off-by: Simon Rozman <simon@rozman.si>
2022-01-07 11:20:07 +01:00

129 lines
3.8 KiB
C++

/*
SPDX-License-Identifier: GPL-3.0-or-later
Copyright © 1991-2022 Amebis
Copyright © 2016 GÉANT
*/
#include "PCH.h"
#pragma comment(lib, "Eappcfg.lib")
//////////////////////////////////////////////////////////////////////
// winstd::eap_attr
//////////////////////////////////////////////////////////////////////
#pragma warning(suppress: 26432) // Copy constructor and assignment operator are also present, but not detected by code analysis as they are using base type source object reference.
winstd::eap_attr::~eap_attr()
{
if (pValue)
delete [] pValue;
}
void winstd::eap_attr::create_ms_mppe_key(_In_ BYTE bVendorType, _In_count_(nKeySize) LPCBYTE pbKey, _In_ BYTE nKeySize)
{
const BYTE nPaddingLength = static_cast<BYTE>((16 - (1 + static_cast<DWORD>(nKeySize))) % 16);
const DWORD dwLengthNew =
4 + // Vendor-Id
1 + // Vendor type
1 + // Vendor length
2 + // Salt
1 + // Key-Length
nKeySize + // Key
nPaddingLength; // Padding
#pragma warning(push)
#pragma warning(disable: 6386)
LPBYTE p = new BYTE[dwLengthNew];
p[0] = 0x00; // Vendor-Id (0x137 = 311 = Microsoft)
p[1] = 0x00; // --|
p[2] = 0x01; // --|
p[3] = 0x37; // --^
p[4] = bVendorType; // Vendor type
p[5] = static_cast<BYTE>(dwLengthNew - 4); // Vendor length
p[6] = 0x00; // Salt
p[7] = 0x00; // --^
p[8] = nKeySize; // Key-Length
#pragma warning(pop)
memcpy(p + 9, pbKey, nKeySize); // Key
memset(p + 9 + nKeySize, 0, nPaddingLength); // Padding
if (pValue)
delete [] pValue;
#pragma warning(suppress: 26812) // EAP_ATTRIBUTE_TYPE is unscoped.
eaType = eatVendorSpecific;
dwLength = dwLengthNew;
pValue = p;
}
const EAP_ATTRIBUTE winstd::eap_attr::blank = {};
//////////////////////////////////////////////////////////////////////
// winstd::eap_packet
//////////////////////////////////////////////////////////////////////
winstd::eap_packet::~eap_packet()
{
if (m_h != invalid)
HeapFree(GetProcessHeap(), 0, m_h);
}
void winstd::eap_packet::free_internal() noexcept
{
HeapFree(GetProcessHeap(), 0, m_h);
}
winstd::eap_packet::handle_type winstd::eap_packet::duplicate_internal(_In_ handle_type h) const noexcept
{
const WORD n = ntohs(*reinterpret_cast<WORD*>(h->Length));
handle_type h2 = static_cast<handle_type>(HeapAlloc(GetProcessHeap(), 0, n));
if (h2 == invalid) {
SetLastError(ERROR_OUTOFMEMORY);
return invalid;
}
memcpy(h2, h, n);
return h2;
}
//////////////////////////////////////////////////////////////////////
// winstd::eap_method_info_array
//////////////////////////////////////////////////////////////////////
winstd::eap_method_info_array::~eap_method_info_array()
{
if (pEapMethods)
free_internal();
}
/// \cond internal
void winstd::eap_method_info_array::free_internal() noexcept
{
for (DWORD i = 0; i < dwNumberOfMethods; i++)
free_internal(pEapMethods + i);
EapHostPeerFreeMemory(reinterpret_cast<BYTE*>(pEapMethods));
}
void winstd::eap_method_info_array::free_internal(_In_ EAP_METHOD_INFO *pMethodInfo) noexcept
{
if (pMethodInfo->pInnerMethodInfo)
free_internal(pMethodInfo->pInnerMethodInfo);
EapHostPeerFreeMemory(reinterpret_cast<BYTE*>(pMethodInfo->pwszAuthorName));
EapHostPeerFreeMemory(reinterpret_cast<BYTE*>(pMethodInfo->pwszFriendlyName));
}
/// \endcond