1/* 2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. 3 * 4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ 5 * 6 * This file contains Original Code and/or Modifications of Original Code 7 * as defined in and that are subject to the Apple Public Source License 8 * Version 2.0 (the 'License'). You may not use this file except in 9 * compliance with the License. The rights granted to you under the License 10 * may not be used to create, or enable the creation or redistribution of, 11 * unlawful or unlicensed copies of an Apple operating system, or to 12 * circumvent, violate, or enable the circumvention or violation of, any 13 * terms of an Apple operating system software license agreement. 14 * 15 * Please obtain a copy of the License at 16 * http://www.opensource.apple.com/apsl/ and read it before using this file. 17 * 18 * The Original Code and all software distributed under the License are 19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 23 * Please see the License for the specific language governing rights and 24 * limitations under the License. 25 * 26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ 27 */ 28/* 29 * dspOptions.c 30 * 31 * From v01.06 04/19/90 mbs 32 * Modified, April 9, 1997 by Tuyen Nguyen for MacOSX. 33 */ 34 35#include <sys/errno.h> 36#include <sys/types.h> 37#include <sys/param.h> 38#include <machine/spl.h> 39#include <sys/systm.h> 40#include <sys/kernel.h> 41#include <sys/proc.h> 42#include <sys/filedesc.h> 43#include <sys/fcntl.h> 44#include <sys/mbuf.h> 45#include <sys/socket.h> 46 47#include <netat/sysglue.h> 48#include <netat/appletalk.h> 49#include <netat/at_pcb.h> 50#include <netat/debug.h> 51#include <netat/adsp.h> 52#include <netat/adsp_internal.h> 53 54/* 55 * dspOptions 56 * 57 * INPUTS: 58 * --> ccbRefNum refnum of connection end 59 * --> sendBlocking send blocking threshold 60 * --> sendTimer send timer interval 61 * --> rtmtTimer retransmit timer interval 62 * --> badSeqMax retransmit advice send threshold 63 * --> useCheckSum generate DDP checksum on internet packets 64 * 65 * OUTPUTS: 66 * none 67 * 68 * ERRORS: 69 * errRefNum bad connection refnum 70*/ 71int adspOptions(sp, pb) /* (DSPPBPtr pb) */ 72 CCBPtr sp; 73 struct adspcmd *pb; 74{ 75 if (sp == 0) { 76 pb->ioResult = errRefNum; 77 return EINVAL; 78 } 79 80 if (pb->u.optionParams.sendBlocking) 81 sp->sendBlocking = pb->u.optionParams.sendBlocking; 82 83 if (pb->u.optionParams.sendTimer) 84 sp->sendInterval = pb->u.optionParams.sendTimer; 85 86 /* No longer allowed to set retransmit timer as of ADSP 1.5 */ 87 /* Use it to specify a command blocking request specific to MacOS 88 * emulation. */ 89 if (pb->u.optionParams.rtmtTimer) 90 sp->delay = pb->u.optionParams.rtmtTimer; 91 KERNEL_DEBUG(DBG_ADSP_MISC, 0, sp, sp->delay, pb, pb->u.optionParams.rtmtTimer); 92 93 if (pb->u.optionParams.badSeqMax) 94 sp->badSeqMax = pb->u.optionParams.badSeqMax; 95 96 sp->useCheckSum = pb->u.optionParams.useCheckSum; 97 if (pb->u.optionParams.newPID) 98 sp->pid = pb->u.optionParams.newPID; 99 pb->ioResult = 0; 100 adspioc_ack(0, (gbuf_t *)pb->ioc, pb->gref); 101 return 0; 102 103} 104