pdmnetinline.h revision 57badba2aa42678ef6da31e938f2e6f61d056572
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * PDM - Networking Helpers, Inlined Code. (DEV,++)
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * This is all inlined because it's too tedious to create 2-3 libraries to
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * contain it all (same bad excuse as for intnetinline.h). C++ only because of
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * mixed code and variables.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * Copyright (C) 2010 Sun Microsystems, Inc.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * This file is part of VirtualBox Open Source Edition (OSE), as
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * available from http://www.virtualbox.org. This file is free software;
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * you can redistribute it and/or modify it under the terms of the GNU
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * General Public License (GPL) as published by the Free Software
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * Foundation, in version 2 as it comes in the "COPYING" file of the
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * Clara, CA 95054 USA or visit http://www.sun.com if you need
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * additional information or have any questions.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync/*******************************************************************************
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync* Header Files *
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync*******************************************************************************/
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * Validates the GSO context.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * @returns true if valid, false if not (not asserted or logged).
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * @param pGso The GSO context.
deb4998ba50060c48cce222fd18a8eed053918d7vboxsync * @param cbGsoMax The max size of the GSO context.
switch (enmType)
case PDMNETWORKGSOTYPE_END:
switch (enmType)
case PDMNETWORKGSOTYPE_END:
if (!fLastSeg)
DECLINLINE(uint32_t) pdmNetGsoUpdateIPv6Hdr(uint8_t *pbSegHdrs, uint8_t offIpHdr, uint32_t cbSegPayload, uint8_t cbHdrs,
DECLINLINE(uint32_t) pdmNetGsoUpdateIPv4Hdr(uint8_t *pbSegHdrs, uint8_t offIpHdr, uint32_t cbSegPayload,
DECLINLINE(void *) PDMNetGsoCarveSegmentQD(PCPDMNETWORKGSO pGso, uint8_t *pbFrame, size_t cbFrame, uint8_t *pbHdrScatch,
if (iSeg != 0)
pdmNetGsoUpdateTcpHdr(pdmNetGsoUpdateIPv4Hdr(pbSegHdrs, pGso->offHdr1, cbSegPayload, iSeg, pGso->cbHdrs),
pdmNetGsoUpdateUdpHdr(pdmNetGsoUpdateIPv4Hdr(pbSegHdrs, pGso->offHdr1, cbSegPayload, iSeg, pGso->cbHdrs),
pdmNetGsoUpdateTcpHdr(pdmNetGsoUpdateIPv6Hdr(pbSegHdrs, pgmNetGsoCalcIpv6Offset(pbSegHdrs, pGso->offHdr1),
pdmNetGsoUpdateUdpHdr(pdmNetGsoUpdateIPv6Hdr(pbSegHdrs, pgmNetGsoCalcIpv6Offset(pbSegHdrs, pGso->offHdr1),
case PDMNETWORKGSOTYPE_END:
return pbSegHdrs;
DECLINLINE(uint32_t) PDMNetGsoCarveSegment(PCPDMNETWORKGSO pGso, const uint8_t *pbFrame, size_t cbFrame,
pdmNetGsoUpdateTcpHdr(pdmNetGsoUpdateIPv4Hdr(pbSegHdrs, pGso->offHdr1, cbSegPayload, iSeg, pGso->cbHdrs),
pdmNetGsoUpdateUdpHdr(pdmNetGsoUpdateIPv4Hdr(pbSegHdrs, pGso->offHdr1, cbSegPayload, iSeg, pGso->cbHdrs),
pdmNetGsoUpdateTcpHdr(pdmNetGsoUpdateIPv6Hdr(pbSegHdrs, pgmNetGsoCalcIpv6Offset(pbSegHdrs, pGso->offHdr1),
pdmNetGsoUpdateUdpHdr(pdmNetGsoUpdateIPv6Hdr(pbSegHdrs, pgmNetGsoCalcIpv6Offset(pbSegHdrs, pGso->offHdr1),
case PDMNETWORKGSOTYPE_END: