/* * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. * * @APPLE_LICENSE_HEADER_START@ * * The contents of this file constitute Original Code as defined in and * are subject to the Apple Public Source License Version 1.1 (the * "License"). You may not use this file except in compliance with the * License. Please obtain a copy of the License at * http://www.apple.com/publicsource and read it before using this file. * * This Original Code and all software distributed under the License are * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the * License for the specific language governing rights and limitations * under the License. * * @APPLE_LICENSE_HEADER_END@ */ /* * dspOptions.c * * From v01.06 04/19/90 mbs * Modified, April 9, 1997 by Tuyen Nguyen for MacOSX. */ #include <sys/errno.h> #include <sys/types.h> #include <sys/param.h> #include <machine/spl.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/proc.h> #include <sys/filedesc.h> #include <sys/fcntl.h> #include <sys/mbuf.h> #include <sys/socket.h> #include <netat/sysglue.h> #include <netat/appletalk.h> #include <netat/at_pcb.h> #include <netat/debug.h> #include <netat/adsp.h> #include <netat/adsp_internal.h> /* * dspOptions * * INPUTS: * --> ccbRefNum refnum of connection end * --> sendBlocking send blocking threshold * --> sendTimer send timer interval * --> rtmtTimer retransmit timer interval * --> badSeqMax retransmit advice send threshold * --> useCheckSum generate DDP checksum on internet packets * * OUTPUTS: * none * * ERRORS: * errRefNum bad connection refnum */ int adspOptions(sp, pb) /* (DSPPBPtr pb) */ CCBPtr sp; struct adspcmd *pb; { short err; if (sp == 0) { pb->ioResult = errRefNum; return EINVAL; } if (pb->u.optionParams.sendBlocking) sp->sendBlocking = pb->u.optionParams.sendBlocking; if (pb->u.optionParams.sendTimer) sp->sendInterval = pb->u.optionParams.sendTimer; /* No longer allowed to set retransmit timer as of ADSP 1.5 */ /* Use it to specify a command blocking request specific to MacOS * emulation. */ if (pb->u.optionParams.rtmtTimer) sp->delay = pb->u.optionParams.rtmtTimer; KERNEL_DEBUG(DBG_ADSP_MISC, 0, sp, sp->delay, pb, pb->u.optionParams.rtmtTimer); if (pb->u.optionParams.badSeqMax) sp->badSeqMax = pb->u.optionParams.badSeqMax; sp->useCheckSum = pb->u.optionParams.useCheckSum; if (pb->u.optionParams.newPID) sp->pid = pb->u.optionParams.newPID; pb->ioResult = 0; adspioc_ack(0, pb->ioc, pb->gref); return 0; }