📄 de.9
字号:
4484(the)S4674(current)S2382 V936(output)S1281(\256le)S1473(\(if)S1626(one)S1837(is)S1955(open\))S2267(and)S2478(the)S2663(current)S3044(search)S3390(string.)S3732(If)S12 I3850(de)S12 R4000(is)S4117(being)S4421(run)S4618(with)S4870(the)S2520 V12 B936(\261w)S12 R1121(option)S1466(then)S1711(the)S1896(device)S2249(name)S2548(is)S2667(\257agged)S3060(with)S3314(`)S3345(`\(w\).')S3617(')S3696(If)S3816(a)S3908(string)S4222(is)S4341(too)S(long)214 4533 A4785(to)S4917(\256t)S2658 V936(on)S1086(the)S1264(line)S1476(it)S1574(is)S1685(marked)S2078(with)S2324(`)S(`...')172 2355 A2517('.)S2832 V1116(The)S(second)335 1342 A1715(line)S1935(contains)S2376(the)S2562(current)S2944(block)S3250(number,)S3687(the)S3873(total)S4127(number)S4534(of)S4673(blocks,)S2970 V936(and)S1148(the)S1334(type)S1580(of)S1719(the)S1905(current)S2287(block.)S2653(The)S2879(types)S3172(are:)S(boot,)244 3393 A3675(super,)S(i-node)309 4004 A4350(bit)S4515(map,)S4790(zone)S3108 V936(bit)S1103(map,)S(i-nodes)356 1380 A1775(and)S1988(data)S2230(block.)S2598(If)S2720(the)S2908(current)S3292(address)S3695(is)S3816(within)S4166(a)S4260(data)S4502(block)S4810(then)S3246 V936(the)S1114(string)S1420(`)S1451(`in)S1616(use')S1808(')S1879(is)S1990(displayed)S2483(if)S2588(the)S2766(block)S(corresponds)584 3064 A3678(to)S3802(a)S3886(set)S4051(in)S4175(the)S4353(zone)S4611(bit)S4769(map.)S3420 V1116(The)S1352(third)S1629(line)S1859(shows)S2209(the)S2405(offset)S2730(in)S2872(the)S3068(current)S3460(block.)S3806(If)S3936(the)S4132(current)S4525(address)S4937(is)S3558 V936(within)S1317(either)S1665(the)S(i-node)309 1884 A2264(or)S2436(zone)S2735(bit)S2934(maps)S3260(then)S3539(the)S(i-node)309 3758 A4138(or)S4310(block)S4649(number)S3696 V(corresponding)691 936 A1662(to)S1791(the)S1974(current)S2353(bit)S2517(is)S2634(shown.)S3015(If)S3133(the)S3317(current)S3697(address)S4096(is)S4213(within)S4559(an)S(i-node)309 4709 A3834 V936(then)S1182(the)S(i-node)309 1368 A1714(number)S2120(and)S2331(`)S2362(`in)S2534(use')S2726(')S2804(status)S3117(is)S3235(displayed.)S3795(If)S3914(the)S4099(address)S4499(is)S4617(within)S4964(a)S3972 V936(bit)S1099(map)S1343(or)S(i-node)309 1480 A1825(block,)S2159(but)S2349(past)S2580(the)S2764(last)S2969(usable)S3314(entry,)S3629(then)S3873(the)S4057(string)S4369(`)S4400(`padding')S4860(')S4937(is)S4110 V936(shown.)S4284 V1116(The)S1342(rest)S1556(of)S1695(the)S1881(screen)S2229(is)S2348(used)S2607(to)S2739(display)S3126(data)S3366(from)S3640(the)S3827(current)S4210(block.)S4547(There)S4869(are)S4422 V936(three)S1228(visual)S1566(display)S1964(modes:)S2362(`)S2393(`word,')S2744(')S2834(`)S2865(`block,')S3235(')S3325(and)S3548(`)S3579(`map.')S3889(')S3979(The)S12 I4216(v)S12 R4318(command)S4842(fol-)S4560 V936(lowed)S1262(by)S12 I1412(w)S12 R1492(,)S12 I1552(b)S12 R1612(,)S1672(or)S12 I1803(m)S12 R1921(sets)S2133(the)S2311(current)S2685(display)S3064(mode.)S4734 V1116(In)S1251(`)S1282(`word')S1603(')S1678(mode)S1980(16)S2134(words,)S2494(of)S2629(two)S2846(bytes)S(each,)252 3136 A3423(are)S3607(shown)S3957(in)S4086(either)S4398(base)S4648(2,)S4773(8,)S4898(10)S4872 V936(or)S1072(16.)S1257(The)S1480(current)S1859(base)S2109(is)S2225(displayed)S2723(to)S2851(the)S3033(far)S3203(right)S3466(of)S3601(the)S3783(screen.)S4157(It)S4266(can)S4468(be)S4616(changed)S5010 V936(using)S1233(the)S12 I1417(o)S12 R1513(command)S2025(followed)S2493(by)S2650(either)S2964(an)S12 I3115(h)S12 R3212(\(hexadecimal\),)S12 I3973(d)S12 R4070(\(decimal\),)S12 I4603(o)S12 R4700(\(octal\))S5148 V936(or)S12 I1067(b)S12 R1157(\(binary\).)S5322 V12 I1116(De)S12 R(knows)315 1291 A1639(where)S(i-nodes)356 1969 A2358(are,)S2570(and)S(will)190 2777 A3001(display)S3384(the)S3566(contents)S4003(in)S4131(a)S4219(readable)S4664(format,)S5460 V936(including)S1426(the)S12 I1608(rwx)S12 R1823(bits,)S2062(the)S2244(user)S2480(name)S2776(and)S2984(the)S3166(time)S3416(\256eld.)S3695(If)S3811(the)S3993(current)S4371(page)S4633(is)S4748(at)S4870(the)S5598 V936(beginning)S1448(of)S1579(the)S1757(super)S2049(block,)S2377(or)S2508(an)S2652(executable)S3200(\256le)S3385(or)S3517(an)S12 I3662(ar)S12 R3800(archive,)S4218(then)S12 I4457(de)S12 R(will)190 4602 A4823(also)S5736 V936(inform)S1312(the)S1506(user.)S1783(In)S1929(all)S2096(other)S2390(cases)S2691(the)S2884(contents)S3332(of)S3478(the)S3671(16)S3836(words)S4177(are)S4371(shown)S4731(to)S4870(the)S5874 V936(right)S1195(as)S1326(equivalent)S1860(ASCII)S2207(characters.)S6048 V1116(In)S1249(`)S1280(`block')S1620(')S1693(mode)S1993(a)S2079(whole)S2407(block)S2707(of)S(1024)240 2840 A3113(bytes)S3401(is)S3515(displayed)S4011(as)S4145(ASCII)S4495(characters,)S6186 V936(64)S1098(columns)S1549(by)S1711(16)S1873(lines.)S2174(Control)S2585(codes)S2902(are)S3093(shown)S3450(as)S3592(highlighted)S4183(characters.)S4747(If)S4870(the)S6324 V936(high)S1188(order)S1482(bit)S1648(is)S1767(set)S1940(in)S2072(any)S2284(of)S2423(the)S(1024)240 2609 A2887(bytes)S3180(then)S3427(an)S3580(`)S3611(`MSB')S3937(')S4017(\257ag)S4237(is)S4357(shown)S4711(on)S4870(the)S6462 V936(far)S1102(right)S1361(of)S1492(the)S1670(screen,)S2040(but)S2224(these)S2503(bytes)S2788(are)S2967(not)S3151(individually)S3765(marked.)S6636 V1116(In)S1253(`)S1284(`map')S1564(')S1641(mode)S(2048)240 1945 A2222(bits)S(\(256)221 2434 A2692(bytes\))S3025(are)S3211(displayed)S3711(from)S3984(the)S4169(top)S4360(to)S4491(the)S4676(bottom)S6774 V936(\(32)S1129(bits\))S1377(and)S1582(from)S1849(the)S2028(left)S2222(to)S2347(the)S2526(right)S2786(of)S2918(the)S3097(screen.)S3468(Bit)S3647(zero)S3887(of)S4019(a)S4104(byte)S4343(is)S4455(towards)S4870(the)S6912 V936(top)S1124(of)S1259(the)S1441(screen.)S1815(This)S2064(visual)S2387(mode)S2689(is)S2804(generally)S3289(used)S3544(to)S3673(observe)S4084(the)S4267(bit)S4430(map)S4673(blocks.)S7050 V936(The)S1154(number)S1553(of)S1684(set)S1849(bits)S2054(displayed)S2547(is)S(written)345 2658 A3033(on)S3183(the)S3361(far)S3527(right)S3786(of)S3917(the)S4095(screen.)S8427 VEP%%Page: 3 3BP/slant 0 def/height 0 def1130 V12 B4958(3)S1380 V936(Searching)S1692 V12 R1116(A)S1240(search)S1586(for)S1764(an)S1914(ASCII)S2267(string)S2580(is)S(initiated)398 2698 A3133(by)S3290(the)S12 I3475(/)S12 R3546(command.)S4119(Control)S4525(characters)S1830 V936(not)S1152(used)S1435(for)S1639(other)S1950(purposes)S2441(may)S2710(be)S2885(entered)S3303(in)S3458(the)S3667(search)S4038(string,)S4405(for)S4608(example)S1968 V936(CTRL-J)S1373(is)S1495(an)S1650(end-of-line)S2230(character.)S2747(The)S2976(search)S3327(is)S3449(from)S3727(the)S3917(current)S(position)389 4303 A4734(to)S4870(the)S2106 V936(end)S1140(of)S1271(the)S1449(current)S1823(device.)S2280 V1116(Once)S1407(a)S1496(search)S1841(string)S2152(has)S2348(been)S2611(de\256ned)S3001(by)S3157(a)S3247(use)S3444(of)S12 I3581(/)S12 R3615(,)S3681(the)S3865(next)S4109(search)S4455(may)S4699(be)S4849(ini-)S2418 V936(tiated)S1245(with)S1500(the)S12 I1687(n)S12 R1786(command,)S2331(\(a)S12 I2465(/)S12 R2538(followed)S3008(immediately)S3653(by)S3812(an)S3965(ENTER)S4394(is)S4514(equivalent)S2556 V936(to)S1060(an)S12 I1204(n)S12 R1264(\).)S2730 V1116(Whenever)S1658(a)S1757(search)S2112(is)S2238(in)S2377(progress)S12 I2833(de)S12 R(will)190 2993 A3229(append)S3623(one)S12 I3843(.)S12 R3919(to)S4059(the)S4253(prompt)S4648(line)S4876(for)S2868 V936(every)S(500)180 1241 A1457(blocks)S1808(searched.)S2298(If)S2416(the)S2599(string)S2910(is)S(found)281 3026 A3342(between)S3781(the)S3964(end)S4173(of)S4309(the)S4492(\256le)S4682(system)S3006 V936(and)S1143(the)S1324(actual)S1647(end)S1854(of)S1988(the)S2169(device,)S2548(then)S2789(the)S2970(current)S3347(address)S3744(is)S3859(set)S4028(to)S4156(the)S4338(end)S4546(of)S4681(the)S4863(\256le)S3144 V936(system.)S3318 V1116(Some)S1424(of)S1558(the)S(positioning)543 1739 A2316(commands)S2873(push)S3134(the)S3316(current)S3694(address)S4091(and)S4299(visual)S4622(mode)S4924(in)S3456 V936(a)S1022(stack)S1303(before)S1645(going)S1950(to)S2075(a)S2160(new)S2393(address.)S2847(These)S3167(commands)S3721(are)S12 I3901(B)S12 R3975(,)S12 I4036(F)S12 R4110(,)S12 I4171(g)S12 R4231(,)S12 I4292(G)S12 R4380(,)S12 I4441(i)S12 R4475(,)S12 I4536(I)S12 R4577(,)S12 I4638(n)S12 R4698(,)S12 I4759(x)S12 R4844(and)S3594 V12 I936(/)S12 R970(.)S1035(The)S12 I1258(p)S12 R1353(\(previous\))S1886(command)S(pops)227 2397 A2659(the)S2842(last)S3046(address)S3444(and)S3654(visual)S3979(mode)S4283(from)S4555(the)S4739(stack.)S3732 V936(This)S1181(stack)S1460(is)S1571(eight)S1843(entries)S2197(deep.)S4008 V12 B936(Modifying)S1503(the)S1695(File)S1921(System)S4320 V12 R1116(The)S12 I1342(s)S12 R1428(command)S(will)190 1943 A2172(prompt)S2560(for)S2741(a)S2834(data)S3075(word)S3363(and)S3576(store)S3851(it)S3958(at)S4085(the)S4272(current)S4655(address)S4458 V936(on)S1099(the)S1290(disk.)S1564(This)S1822(is)S1946(used)S2209(to)S2345(change)S2729(information)S3343(that)S3567(can)S3777(not)S3973(be)S4129(easily)S4454(changed)S4898(by)S4596 V936(any)S1140(other)S1419(means.)S4770 V1116(The)S1347(data)S1592(word)S1884(is)S2008(16)S2171(bits)S2389(wide,)S2698(it)S2809(may)S3060(be)S3217(entered)S3617(in)S3754(decimal,)S4211(octal)S4490(or)S4635(hexade-)S4908 V936(cimal.)S1296(Remember)S1887(that)S2129(the)S12 B2337(\261w)S12 R2545(option)S2913(must)S3208(be)S3382(speci\256ed)S3872(for)S4074(the)S12 I4282(s)S12 R4389(command)S4924(to)S5046 V936(operate.)S1353(Be)S1517(careful)S1885(when)S2177(modifying)S2710(a)S(mounted)422 2794 A3246(\256le)S3431(system.)S5322 V12 B936(Recovering)S1551(Files)S5634 V12 R1116(Any)S1360(block)S1664(on)S1820(the)S2004(disk)S2241(may)S2485(be)S(written)345 2635 A3016(to)S3147(an)S3298(output)S3643(\256le.)S3895(This)S4147(is)S4265(used)S4523(to)S4654(recover)S5772 V936(blocks)S1294(marked)S1700(as)S1844(free)S2077(on)S2240(the)S2431(disk.)S2705(A)S2836(write)S3130(command)S(will)190 3649 A3881(request)S4273(a)S4369(\256le)S4566(name)S4870(the)S5910 V936(\256rst)S1160(time)S1411(it)S1514(is)S1630(used,)S1917(on)S2073(subsequent)S2645(writes)S2979(the)S3163(data)S3401(is)S3518(appended)S4016(to)S4146(the)S4330(current)S4710(output)S6048 V936(\256le.)S6222 V1116(The)S1345(name)S1648(of)S1790(the)S1979(current)S2364(output)S2713(\256le)S2909(is)S3031(changed)S3474(using)S3776(the)S12 I3965(c)S12 R4060(command.)S4607(This)S4863(\256le)S6360 V(should)321 936 A1293(be)S1443(on)S1599(a)S1689(different)S2144(\256le)S2335(system,)S2737(to)S2867(avoid)S(overwriting)566 3171 A3773(an)S(i-node)309 3923 A4268(or)S4405(block)S4708(before)S6498 V936(it)S1034(is)S1145(recovered.)S6672 V1116(An)S1295(ASCII)S1643(block)S1942(is)S2054(usually)S2434(recovered)S2943(using)S3235(the)S12 I3414(w)S12 R3525(command.)S4093(All)S4281(bytes)S(will)190 4568 A4790(have)S6810 V936(their)S1197(most)S1470(signi\256cant)S2012(bit)S2178(cleared)S2567(before)S2915(being)S(written)345 3221 A3604(to)S3736(the)S3922(output)S4268(\256le.)S4491(Bytes)S4803(con-)S6948 V936(taining)S1325('\\0')S1554(or)S('\\177')296 1708 A2057(are)S2259(not)S2466(copied.)S2871(The)S12 I3113(W)S12 R3268(command)S3798(writes)S4150(the)S4352(current)S4750(block)S
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -