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/* $Id: VBoxNetLib.h $ */
/** @file
* VBoxNetUDP - IntNet Client Library.
*/
/*
* Copyright (C) 2009-2022 Oracle and/or its affiliates.
*
* This file is part of VirtualBox base platform packages, as
* available from https://www.virtualbox.org.
*
* This program 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, in version 3 of the
* License.
*
* This program 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 this program; if not, see <https://www.gnu.org/licenses>.
*
* SPDX-License-Identifier: GPL-3.0-only
*/
#ifndef VBOX_INCLUDED_SRC_NetLib_VBoxNetLib_h
#define VBOX_INCLUDED_SRC_NetLib_VBoxNetLib_h
#ifndef RT_WITHOUT_PRAGMA_ONCE
# pragma once
#endif
#include <iprt/net.h>
#include <VBox/intnet.h>
RT_C_DECLS_BEGIN
/**
* Header pointers optionally returned by VBoxNetUDPMatch.
*/
typedef struct VBOXNETUDPHDRS
{
PCRTNETETHERHDR pEth; /**< Pointer to the ethernet header. */
PCRTNETIPV4 pIpv4; /**< Pointer to the IPV4 header if IPV4 packet. */
PCRTNETUDP pUdp; /**< Pointer to the UDP header. */
} VBOXNETUDPHDRS;
/** Pointer to a VBOXNETUDPHDRS structure. */
typedef VBOXNETUDPHDRS *PVBOXNETUDPHDRS;
/** @name VBoxNetUDPMatch flags.
* @{ */
#define VBOXNETUDP_MATCH_UNICAST RT_BIT_32(0)
#define VBOXNETUDP_MATCH_BROADCAST RT_BIT_32(1)
#define VBOXNETUDP_MATCH_CHECKSUM RT_BIT_32(2)
#define VBOXNETUDP_MATCH_REQUIRE_CHECKSUM RT_BIT_32(3)
#define VBOXNETUDP_MATCH_PRINT_STDERR RT_BIT_32(31)
/** @} */
void * VBoxNetUDPMatch(PINTNETBUF pBuf, unsigned uDstPort, PCRTMAC pDstMac, uint32_t fFlags, PVBOXNETUDPHDRS pHdrs, size_t *pcb);
int VBoxNetUDPUnicast(PSUPDRVSESSION pSession, INTNETIFHANDLE hIf, PINTNETBUF pBuf,
RTNETADDRIPV4 SrcIPv4Addr, PCRTMAC SrcMacAddr, unsigned uSrcPort,
RTNETADDRIPV4 DstIPv4Addr, PCRTMAC DstMacAddr, unsigned uDstPort,
void const *pvData, size_t cbData);
int VBoxNetUDPBroadcast(PSUPDRVSESSION pSession, INTNETIFHANDLE hIf, PINTNETBUF pBuf,
RTNETADDRIPV4 SrcIPv4Addr, PCRTMAC SrcMacAddr, unsigned uSrcPort,
unsigned uDstPort,
void const *pvData, size_t cbData);
bool VBoxNetArpHandleIt(PSUPDRVSESSION pSession, INTNETIFHANDLE hIf, PINTNETBUF pBuf, PCRTMAC pMacAddr, RTNETADDRIPV4 IPv4Addr);
int VBoxNetIntIfFlush(PSUPDRVSESSION pSession, INTNETIFHANDLE hIf);
int VBoxNetIntIfRingWriteFrame(PINTNETBUF pBuf, PINTNETRINGBUF pRingBuf, size_t cSegs, PCINTNETSEG paSegs);
int VBoxNetIntIfSend(PSUPDRVSESSION pSession, INTNETIFHANDLE hIf, PINTNETBUF pBuf, size_t cSegs, PCINTNETSEG paSegs, bool fFlush);
RT_C_DECLS_END
#endif /* !VBOX_INCLUDED_SRC_NetLib_VBoxNetLib_h */
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