/*  * This file is part of the UCB release of Plan 9. It is subject to the license * terms in the LICENSE file found in the top-level directory of this * distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No * part of the UCB release of Plan 9, including this file, may be copied, * modified, propagated, or distributed except according to the terms contained * in the LICENSE file. */ /* * usb/disk - usb mass storage file server */#include <u.h>#include <libc.h>#include <fcall.h>#include <thread.h>#include <disk.h>#include "scsireq.h"#include "usb.h"#include "usbfs.h"#include "ums.h" enum{	Arglen = 80,}; static voidusage(void){	fprint(2, "usage: %s [-Dd] [-N nb] [-m mnt] [-s srv] [dev...]\n", argv0);	threadexitsall("usage");} static int csps[] = {	CSP(Clstorage,Subatapi,Protobulk),	CSP(Clstorage,Sub8070,Protobulk),	CSP(Clstorage,Subscsi,Protobulk),	0,}; voidthreadmain(int argc, char **argv){	char args[Arglen];	char *as, *ae, *srv, *mnt; 	srv = nil;	mnt = "/n/disk"; 	quotefmtinstall();	ae = args+sizeof(args);	as = seprint(args, ae, "disk");	ARGBEGIN{	case 'D':		usbfsdebug++;		break;	case 'd':		usbdebug++;		as = seprint(as, ae, " -d");		break;	case 'N':		as = seprint(as, ae, " -N %s", EARGF(usage()));		break;	case 'm':		mnt = EARGF(usage());		break;	case 's':		srv = EARGF(usage());		break;	default:		usage();	}ARGEND 	rfork(RFNOTEG);	threadsetgrp(threadid());	fmtinstall('U', Ufmt);	usbfsinit(srv, mnt, &usbdirfs, MBEFORE);	startdevs(args, argv, argc, matchdevcsp, csps, diskmain);	threadexits(nil);}