129 lines
3.1 KiB
C++
129 lines
3.1 KiB
C++
/*
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AppleWin : An Apple //e emulator for Windows
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Copyright (C) 2022, Andrea Odetti
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AppleWin is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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AppleWin is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with AppleWin; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "StdAfx.h"
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#include "PCapBackend.h"
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#include "tfearch.h"
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#include "../Common.h"
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#include "../Registry.h"
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#ifdef _MSC_VER
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#include <iphlpapi.h>
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#endif
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PCapBackend::PCapBackend(const std::string & interfaceName) : m_interfaceName(interfaceName)
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{
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m_tfePcapFP = TfePcapOpenAdapter(interfaceName);
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}
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PCapBackend::~PCapBackend()
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{
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TfePcapCloseAdapter(m_tfePcapFP);
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m_tfePcapFP = NULL;
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}
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void PCapBackend::transmit(
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const int txlength, /* Frame length */
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uint8_t *txframe /* Pointer to the frame to be transmitted */
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)
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{
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if (m_tfePcapFP)
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{
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tfe_arch_transmit(m_tfePcapFP, txlength, txframe);
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}
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}
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int PCapBackend::receive(const int size, uint8_t * rxframe)
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{
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if (m_tfePcapFP)
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{
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return tfe_arch_receive(m_tfePcapFP, size, rxframe);
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}
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else
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{
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return -1;
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}
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}
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bool PCapBackend::isValid()
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{
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return m_tfePcapFP;
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}
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void PCapBackend::update(const ULONG /* nExecutedCycles */)
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{
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// nothing to do
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}
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void PCapBackend::getMACAddress(const uint32_t address, MACAddress & mac)
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{
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// this is only expected to be called for IP addresses on the same network
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#ifdef _MSC_VER
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const DWORD dwSourceAddress = INADDR_ANY;
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ULONG len = sizeof(MACAddress::address);
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SendARP(address, dwSourceAddress, mac.address, &len);
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#endif
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}
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const std::string & PCapBackend::getInterfaceName()
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{
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return m_interfaceName;
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}
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int PCapBackend::tfe_enumadapter_open(void)
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{
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return tfe_arch_enumadapter_open();
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}
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int PCapBackend::tfe_enumadapter(std::string & name, std::string & description)
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{
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return tfe_arch_enumadapter(name, description);
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}
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int PCapBackend::tfe_enumadapter_close(void)
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{
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return tfe_arch_enumadapter_close();
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}
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const char * PCapBackend::tfe_lib_version(void)
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{
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return tfe_arch_lib_version();
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}
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void PCapBackend::SetRegistryInterface(UINT slot, const std::string& name)
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{
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std::string regSection = RegGetConfigSlotSection(slot);
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RegSaveString(regSection.c_str(), REGVALUE_UTHERNET_INTERFACE, 1, name);
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}
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std::string PCapBackend::GetRegistryInterface(UINT slot)
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{
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char interfaceName[MAX_PATH];
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std::string regSection = RegGetConfigSlotSection(slot);
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RegLoadString(regSection.c_str(), REGVALUE_UTHERNET_INTERFACE, TRUE, interfaceName, sizeof(interfaceName), TEXT(""));
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return interfaceName;
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}
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int PCapBackend::tfe_is_npcap_loaded()
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{
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return tfe_arch_is_npcap_loaded();
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}
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