实用工具binwalk
2013-01-16 13:47
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在刚刚结束的Ghost in shellcode 2013热身赛中,其中的第三题涉及到了有关压缩文件格式的问题。
原题在:http://ghostintheshellcode.com/2013-teaser/
第三题,给了一个bin文件,很容易猜到应该是从文件中提取信息。
首先利用file命令检测文件的magic,得到它是xz格式的压缩包。
解压后,继续file,得到以下信息:
gzip compressed data, was "43", from Unix, last modified: Fri Jan 11 07:54:03 2013
这里这个43其实是十分诡异的存在的,如果当时能够继续深思一下就好了。
随后我直接就gzip -d 进行解压缩,得到了一个纯数据文件。
检查内部的二进制数据,发现了tar压缩包的magic:ustar以及大量可读的文本。
后来查阅发现,是其中的html文件内容。
此时已经猜到了这里的tar文件被乱序了。当时只顾着分析gzip后的结果,而忘记了从原始gzip文件开始。
结束后,看到别人的writeup才恍然大悟,这是一道完全应该可以做出来的题目。
他们提到了一个工具binwalk,能够对binary文件中的不同部分,根据magic标示,分析文件。
我去下载然后编译运行了一下,效果确实不错。
DECIMAL HEX DESCRIPTION
-------------------------------------------------------------------------------------------------------
0 0x0 gzip compressed data, was "43", from Unix, last modified: Fri Jan 11 07:54:03 2013
956 0x3BC gzip compressed data, was "38", from Unix, last modified: Fri Jan 11 07:54:03 2013
1912 0x778 gzip compressed data, was "45", from Unix, last modified: Fri Jan 11 07:54:03 2013
2868 0xB34 gzip compressed data, was "16", from Unix, last modified: Fri Jan 11 07:54:03 2013
3824 0xEF0 gzip compressed data, was "67", from Unix, last modified: Fri Jan 11 07:54:03 2013
4780 0x12AC gzip compressed data, was "30", from Unix, last modified: Fri Jan 11 07:54:03 2013
5736 0x1668 gzip compressed data, was "03", from Unix, last modified: Fri Jan 11 07:54:03 2013
6286 0x188E gzip compressed data, was "23", from Unix, last modified: Fri Jan 11 07:54:03 2013
7242 0x1C4A gzip compressed data, was "9008", from Unix, last modified: Fri Jan 11 07:54:03 2013
7276 0x1C6C gzip compressed data, was "53", from Unix, last modified: Fri Jan 11 07:54:03 2013
8232 0x2028 gzip compressed data, was "60", from Unix, last modified: Fri Jan 11 07:54:03 2013
9188 0x23E4 gzip compressed data, was "24", from Unix, last modified: Fri Jan 11 07:54:03 2013
10144 0x27A0 gzip compressed data, was "59", from Unix, last modified: Fri Jan 11 07:54:03 2013
11100 0x2B5C gzip compressed data, was "11", from Unix, last modified: Fri Jan 11 07:54:03 2013
11441 0x2CB1 gzip compressed data, was "44", from Unix, last modified: Fri Jan 11 07:54:03 2013
12397 0x306D gzip compressed data, was "70", from Unix, last modified: Fri Jan 11 07:54:03 2013
13353 0x3429 gzip compressed data, was "50", from Unix, last modified: Fri Jan 11 07:54:03 2013
14309 0x37E5 gzip compressed data, was "12", from Unix, last modified: Fri Jan 11 07:54:03 2013
14661 0x3945 gzip compressed data, was "00", from Unix, last modified: Fri Jan 11 07:54:03 2013
14792 0x39C8 gzip compressed data, was "42", from Unix, last modified: Fri Jan 11 07:54:03 2013
15748 0x3D84 gzip compressed data, was "75", from Unix, last modified: Fri Jan 11 07:54:03 2013
16426 0x402A gzip compressed data, was "10", from Unix, last modified: Fri Jan 11 07:54:03 2013
16948 0x4234 gzip compressed data, was "9009", from Unix, last modified: Fri Jan 11 07:54:03 2013
16977 0x4251 gzip compressed data, was "15", from Unix, last modified: Fri Jan 11 07:54:03 2013
17933 0x460D gzip compressed data, was "09", from Unix, last modified: Fri Jan 11 07:54:03 2013
18492 0x483C gzip compressed data, was "40", from Unix, last modified: Fri Jan 11 07:54:03 2013
19448 0x4BF8 gzip compressed data, was "27", from Unix, last modified: Fri Jan 11 07:54:03 2013
20225 0x4F01 gzip compressed data, was "08", from Unix, last modified: Fri Jan 11 07:54:03 2013
20771 0x5123 gzip compressed data, was "63", from Unix, last modified: Fri Jan 11 07:54:03 2013
21182 0x52BE gzip compressed data, was "01", from Unix, last modified: Fri Jan 11 07:54:03 2013
21564 0x543C gzip compressed data, was "66", from Unix, last modified: Fri Jan 11 07:54:03 2013
22520 0x57F8 gzip compressed data, was "18", from Unix, last modified: Fri Jan 11 07:54:03 2013
23476 0x5BB4 gzip compressed data, was "57", from Unix, last modified: Fri Jan 11 07:54:03 2013
24432 0x5F70 gzip compressed data, was "21", from Unix, last modified: Fri Jan 11 07:54:03 2013
25388 0x632C gzip compressed data, was "47", from Unix, last modified: Fri Jan 11 07:54:03 2013
26344 0x66E8 gzip compressed data, was "04", from Unix, last modified: Fri Jan 11 07:54:03 2013
26885 0x6905 gzip compressed data, was "9005", from Unix, last modified: Fri Jan 11 07:54:03 2013
27843 0x6CC3 gzip compressed data, was "32", from Unix, last modified: Fri Jan 11 07:54:03 2013
28799 0x707F gzip compressed data, was "41", from Unix, last modified: Fri Jan 11 07:54:03 2013
29755 0x743B gzip compressed data, was "55", from Unix, last modified: Fri Jan 11 07:54:03 2013
30711 0x77F7 gzip compressed data, was "36", from Unix, last modified: Fri Jan 11 07:54:03 2013
31667 0x7BB3 gzip compressed data, was "33", from Unix, last modified: Fri Jan 11 07:54:03 2013
32623 0x7F6F gzip compressed data, was "80", from Unix, last modified: Fri Jan 11 07:54:03 2013
33579 0x832B gzip compressed data, was "9006", from Unix, last modified: Fri Jan 11 07:54:03 2013
33613 0x834D gzip compressed data, was "69", from Unix, last modified: Fri Jan 11 07:54:03 2013
34569 0x8709 gzip compressed data, was "52", from Unix, last modified: Fri Jan 11 07:54:03 2013
35525 0x8AC5 gzip compressed data, was "89", from Unix, last modified: Fri Jan 11 07:54:03 2013
36481 0x8E81 gzip compressed data, was "9007", from Unix, last modified: Fri Jan 11 07:54:03 2013
36515 0x8EA3 gzip compressed data, was "84", from Unix, last modified: Fri Jan 11 07:54:03 2013
37471 0x925F gzip compressed data, was "82", from Unix, last modified: Fri Jan 11 07:54:03 2013
38427 0x961B gzip compressed data, was "76", from Unix, last modified: Fri Jan 11 07:54:03 2013
38877 0x97DD gzip compressed data, was "25", from Unix, last modified: Fri Jan 11 07:54:03 2013
39833 0x9B99 gzip compressed data, was "06", from Unix, last modified: Fri Jan 11 07:54:03 2013
40379 0x9DBB gzip compressed data, was "88", from Unix, last modified: Fri Jan 11 07:54:03 2013
41335 0xA177 gzip compressed data, was "26", from Unix, last modified: Fri Jan 11 07:54:03 2013
42291 0xA533 gzip compressed data, was "29", from Unix, last modified: Fri Jan 11 07:54:03 2013
43247 0xA8EF gzip compressed data, was "9002", from Unix, last modified: Fri Jan 11 07:54:03 2013
44205 0xACAD gzip compressed data, was "14", from Unix, last modified: Fri Jan 11 07:54:03 2013
45161 0xB069 gzip compressed data, was "31", from Unix, last modified: Fri Jan 11 07:54:03 2013
46117 0xB425 gzip compressed data, was "83", from Unix, last modified: Fri Jan 11 07:54:03 2013
47073 0xB7E1 gzip compressed data, was "34", from Unix, last modified: Fri Jan 11 07:54:03 2013
48029 0xBB9D gzip compressed data, was "86", from Unix, last modified: Fri Jan 11 07:54:03 2013
48985 0xBF59 gzip compressed data, was "51", from Unix, last modified: Fri Jan 11 07:54:03 2013
49941 0xC315 gzip compressed data, was "13", from Unix, last modified: Fri Jan 11 07:54:03 2013
50897 0xC6D1 gzip compressed data, was "54", from Unix, last modified: Fri Jan 11 07:54:03 2013
51853 0xCA8D gzip compressed data, was "37", from Unix, last modified: Fri Jan 11 07:54:03 2013
52809 0xCE49 gzip compressed data, was "48", from Unix, last modified: Fri Jan 11 07:54:03 2013
53765 0xD205 gzip compressed data, was "61", from Unix, last modified: Fri Jan 11 07:54:03 2013
54721 0xD5C1 gzip compressed data, was "28", from Unix, last modified: Fri Jan 11 07:54:03 2013
55104 0xD740 gzip compressed data, was "77", from Unix, last modified: Fri Jan 11 07:54:03 2013
56060 0xDAFC gzip compressed data, was "9003", from Unix, last modified: Fri Jan 11 07:54:03 2013
57018 0xDEBA gzip compressed data, was "65", from Unix, last modified: Fri Jan 11 07:54:03 2013
57974 0xE276 gzip compressed data, was "39", from Unix, last modified: Fri Jan 11 07:54:03 2013
58930 0xE632 gzip compressed data, was "78", from Unix, last modified: Fri Jan 11 07:54:03 2013
59886 0xE9EE gzip compressed data, was "46", from Unix, last modified: Fri Jan 11 07:54:03 2013
60842 0xEDAA gzip compressed data, was "19", from Unix, last modified: Fri Jan 11 07:54:03 2013
61798 0xF166 gzip compressed data, was "20", from Unix, last modified: Fri Jan 11 07:54:03 2013
62754 0xF522 gzip compressed data, was "68", from Unix, last modified: Fri Jan 11 07:54:03 2013
63710 0xF8DE gzip compressed data, was "58", from Unix, last modified: Fri Jan 11 07:54:03 2013
64666 0xFC9A gzip compressed data, was "35", from Unix, last modified: Fri Jan 11 07:54:03 2013
65622 0x10056 gzip compressed data, was "9004", from Unix, last modified: Fri Jan 11 07:54:03 2013
66580 0x10414 gzip compressed data, was "62", from Unix, last modified: Fri Jan 11 07:54:03 2013
67536 0x107D0 gzip compressed data, was "79", from Unix, last modified: Fri Jan 11 07:54:03 2013
68492 0x10B8C gzip compressed data, was "49", from Unix, last modified: Fri Jan 11 07:54:03 2013
69448 0x10F48 gzip compressed data, was "05", from Unix, last modified: Fri Jan 11 07:54:03 2013
69961 0x11149 gzip compressed data, was "56", from Unix, last modified: Fri Jan 11 07:54:03 2013
70917 0x11505 gzip compressed data, was "72", from Unix, last modified: Fri Jan 11 07:54:03 2013
71873 0x118C1 gzip compressed data, was "9001", from Unix, last modified: Fri Jan 11 07:54:03 2013
72831 0x11C7F gzip compressed data, was "71", from Unix, last modified: Fri Jan 11 07:54:03 2013
73787 0x1203B gzip compressed data, was "17", from Unix, last modified: Fri Jan 11 07:54:03 2013
74743 0x123F7 gzip compressed data, was "74", from Unix, last modified: Fri Jan 11 07:54:03 2013
75699 0x127B3 gzip compressed data, was "9000", from Unix, last modified: Fri Jan 11 07:54:03 2013
76657 0x12B71 gzip compressed data, was "02", from Unix, last modified: Fri Jan 11 07:54:03 2013
77175 0x12D77 gzip compressed data, was "07", from Unix, last modified: Fri Jan 11 07:54:03 2013
77717 0x12F95 gzip compressed data, was "22", from Unix, last modified: Fri Jan 11 07:54:03 2013
78673 0x13351 gzip compressed data, was "85", from Unix, last modified: Fri Jan 11 07:54:03 2013
79629 0x1370D gzip compressed data, was "81", from Unix, last modified: Fri Jan 11 07:54:03 2013
80585 0x13AC9 gzip compressed data, was "73", from Unix, last modified: Fri Jan 11 07:54:03 2013
81541 0x13E85 gzip compressed data, was "64", from Unix, last modified: Fri Jan 11 07:54:03 2013
82100 0x140B4 gzip compressed data, was "87", from Unix, last modified: Fri Jan 11 07:54:03 2013
看到这些输出,也就对开始的那个莫名的“43”有所想法了,其实就是很多gzip文件被连接在了一起,但是标准的gz格式是不支持多个文件混在一起解压的,导致了解压后的文件全部输出到了一起,顺序就丢失了。
原题在:http://ghostintheshellcode.com/2013-teaser/
第三题,给了一个bin文件,很容易猜到应该是从文件中提取信息。
首先利用file命令检测文件的magic,得到它是xz格式的压缩包。
解压后,继续file,得到以下信息:
gzip compressed data, was "43", from Unix, last modified: Fri Jan 11 07:54:03 2013
这里这个43其实是十分诡异的存在的,如果当时能够继续深思一下就好了。
随后我直接就gzip -d 进行解压缩,得到了一个纯数据文件。
检查内部的二进制数据,发现了tar压缩包的magic:ustar以及大量可读的文本。
后来查阅发现,是其中的html文件内容。
此时已经猜到了这里的tar文件被乱序了。当时只顾着分析gzip后的结果,而忘记了从原始gzip文件开始。
结束后,看到别人的writeup才恍然大悟,这是一道完全应该可以做出来的题目。
他们提到了一个工具binwalk,能够对binary文件中的不同部分,根据magic标示,分析文件。
我去下载然后编译运行了一下,效果确实不错。
DECIMAL HEX DESCRIPTION
-------------------------------------------------------------------------------------------------------
0 0x0 gzip compressed data, was "43", from Unix, last modified: Fri Jan 11 07:54:03 2013
956 0x3BC gzip compressed data, was "38", from Unix, last modified: Fri Jan 11 07:54:03 2013
1912 0x778 gzip compressed data, was "45", from Unix, last modified: Fri Jan 11 07:54:03 2013
2868 0xB34 gzip compressed data, was "16", from Unix, last modified: Fri Jan 11 07:54:03 2013
3824 0xEF0 gzip compressed data, was "67", from Unix, last modified: Fri Jan 11 07:54:03 2013
4780 0x12AC gzip compressed data, was "30", from Unix, last modified: Fri Jan 11 07:54:03 2013
5736 0x1668 gzip compressed data, was "03", from Unix, last modified: Fri Jan 11 07:54:03 2013
6286 0x188E gzip compressed data, was "23", from Unix, last modified: Fri Jan 11 07:54:03 2013
7242 0x1C4A gzip compressed data, was "9008", from Unix, last modified: Fri Jan 11 07:54:03 2013
7276 0x1C6C gzip compressed data, was "53", from Unix, last modified: Fri Jan 11 07:54:03 2013
8232 0x2028 gzip compressed data, was "60", from Unix, last modified: Fri Jan 11 07:54:03 2013
9188 0x23E4 gzip compressed data, was "24", from Unix, last modified: Fri Jan 11 07:54:03 2013
10144 0x27A0 gzip compressed data, was "59", from Unix, last modified: Fri Jan 11 07:54:03 2013
11100 0x2B5C gzip compressed data, was "11", from Unix, last modified: Fri Jan 11 07:54:03 2013
11441 0x2CB1 gzip compressed data, was "44", from Unix, last modified: Fri Jan 11 07:54:03 2013
12397 0x306D gzip compressed data, was "70", from Unix, last modified: Fri Jan 11 07:54:03 2013
13353 0x3429 gzip compressed data, was "50", from Unix, last modified: Fri Jan 11 07:54:03 2013
14309 0x37E5 gzip compressed data, was "12", from Unix, last modified: Fri Jan 11 07:54:03 2013
14661 0x3945 gzip compressed data, was "00", from Unix, last modified: Fri Jan 11 07:54:03 2013
14792 0x39C8 gzip compressed data, was "42", from Unix, last modified: Fri Jan 11 07:54:03 2013
15748 0x3D84 gzip compressed data, was "75", from Unix, last modified: Fri Jan 11 07:54:03 2013
16426 0x402A gzip compressed data, was "10", from Unix, last modified: Fri Jan 11 07:54:03 2013
16948 0x4234 gzip compressed data, was "9009", from Unix, last modified: Fri Jan 11 07:54:03 2013
16977 0x4251 gzip compressed data, was "15", from Unix, last modified: Fri Jan 11 07:54:03 2013
17933 0x460D gzip compressed data, was "09", from Unix, last modified: Fri Jan 11 07:54:03 2013
18492 0x483C gzip compressed data, was "40", from Unix, last modified: Fri Jan 11 07:54:03 2013
19448 0x4BF8 gzip compressed data, was "27", from Unix, last modified: Fri Jan 11 07:54:03 2013
20225 0x4F01 gzip compressed data, was "08", from Unix, last modified: Fri Jan 11 07:54:03 2013
20771 0x5123 gzip compressed data, was "63", from Unix, last modified: Fri Jan 11 07:54:03 2013
21182 0x52BE gzip compressed data, was "01", from Unix, last modified: Fri Jan 11 07:54:03 2013
21564 0x543C gzip compressed data, was "66", from Unix, last modified: Fri Jan 11 07:54:03 2013
22520 0x57F8 gzip compressed data, was "18", from Unix, last modified: Fri Jan 11 07:54:03 2013
23476 0x5BB4 gzip compressed data, was "57", from Unix, last modified: Fri Jan 11 07:54:03 2013
24432 0x5F70 gzip compressed data, was "21", from Unix, last modified: Fri Jan 11 07:54:03 2013
25388 0x632C gzip compressed data, was "47", from Unix, last modified: Fri Jan 11 07:54:03 2013
26344 0x66E8 gzip compressed data, was "04", from Unix, last modified: Fri Jan 11 07:54:03 2013
26885 0x6905 gzip compressed data, was "9005", from Unix, last modified: Fri Jan 11 07:54:03 2013
27843 0x6CC3 gzip compressed data, was "32", from Unix, last modified: Fri Jan 11 07:54:03 2013
28799 0x707F gzip compressed data, was "41", from Unix, last modified: Fri Jan 11 07:54:03 2013
29755 0x743B gzip compressed data, was "55", from Unix, last modified: Fri Jan 11 07:54:03 2013
30711 0x77F7 gzip compressed data, was "36", from Unix, last modified: Fri Jan 11 07:54:03 2013
31667 0x7BB3 gzip compressed data, was "33", from Unix, last modified: Fri Jan 11 07:54:03 2013
32623 0x7F6F gzip compressed data, was "80", from Unix, last modified: Fri Jan 11 07:54:03 2013
33579 0x832B gzip compressed data, was "9006", from Unix, last modified: Fri Jan 11 07:54:03 2013
33613 0x834D gzip compressed data, was "69", from Unix, last modified: Fri Jan 11 07:54:03 2013
34569 0x8709 gzip compressed data, was "52", from Unix, last modified: Fri Jan 11 07:54:03 2013
35525 0x8AC5 gzip compressed data, was "89", from Unix, last modified: Fri Jan 11 07:54:03 2013
36481 0x8E81 gzip compressed data, was "9007", from Unix, last modified: Fri Jan 11 07:54:03 2013
36515 0x8EA3 gzip compressed data, was "84", from Unix, last modified: Fri Jan 11 07:54:03 2013
37471 0x925F gzip compressed data, was "82", from Unix, last modified: Fri Jan 11 07:54:03 2013
38427 0x961B gzip compressed data, was "76", from Unix, last modified: Fri Jan 11 07:54:03 2013
38877 0x97DD gzip compressed data, was "25", from Unix, last modified: Fri Jan 11 07:54:03 2013
39833 0x9B99 gzip compressed data, was "06", from Unix, last modified: Fri Jan 11 07:54:03 2013
40379 0x9DBB gzip compressed data, was "88", from Unix, last modified: Fri Jan 11 07:54:03 2013
41335 0xA177 gzip compressed data, was "26", from Unix, last modified: Fri Jan 11 07:54:03 2013
42291 0xA533 gzip compressed data, was "29", from Unix, last modified: Fri Jan 11 07:54:03 2013
43247 0xA8EF gzip compressed data, was "9002", from Unix, last modified: Fri Jan 11 07:54:03 2013
44205 0xACAD gzip compressed data, was "14", from Unix, last modified: Fri Jan 11 07:54:03 2013
45161 0xB069 gzip compressed data, was "31", from Unix, last modified: Fri Jan 11 07:54:03 2013
46117 0xB425 gzip compressed data, was "83", from Unix, last modified: Fri Jan 11 07:54:03 2013
47073 0xB7E1 gzip compressed data, was "34", from Unix, last modified: Fri Jan 11 07:54:03 2013
48029 0xBB9D gzip compressed data, was "86", from Unix, last modified: Fri Jan 11 07:54:03 2013
48985 0xBF59 gzip compressed data, was "51", from Unix, last modified: Fri Jan 11 07:54:03 2013
49941 0xC315 gzip compressed data, was "13", from Unix, last modified: Fri Jan 11 07:54:03 2013
50897 0xC6D1 gzip compressed data, was "54", from Unix, last modified: Fri Jan 11 07:54:03 2013
51853 0xCA8D gzip compressed data, was "37", from Unix, last modified: Fri Jan 11 07:54:03 2013
52809 0xCE49 gzip compressed data, was "48", from Unix, last modified: Fri Jan 11 07:54:03 2013
53765 0xD205 gzip compressed data, was "61", from Unix, last modified: Fri Jan 11 07:54:03 2013
54721 0xD5C1 gzip compressed data, was "28", from Unix, last modified: Fri Jan 11 07:54:03 2013
55104 0xD740 gzip compressed data, was "77", from Unix, last modified: Fri Jan 11 07:54:03 2013
56060 0xDAFC gzip compressed data, was "9003", from Unix, last modified: Fri Jan 11 07:54:03 2013
57018 0xDEBA gzip compressed data, was "65", from Unix, last modified: Fri Jan 11 07:54:03 2013
57974 0xE276 gzip compressed data, was "39", from Unix, last modified: Fri Jan 11 07:54:03 2013
58930 0xE632 gzip compressed data, was "78", from Unix, last modified: Fri Jan 11 07:54:03 2013
59886 0xE9EE gzip compressed data, was "46", from Unix, last modified: Fri Jan 11 07:54:03 2013
60842 0xEDAA gzip compressed data, was "19", from Unix, last modified: Fri Jan 11 07:54:03 2013
61798 0xF166 gzip compressed data, was "20", from Unix, last modified: Fri Jan 11 07:54:03 2013
62754 0xF522 gzip compressed data, was "68", from Unix, last modified: Fri Jan 11 07:54:03 2013
63710 0xF8DE gzip compressed data, was "58", from Unix, last modified: Fri Jan 11 07:54:03 2013
64666 0xFC9A gzip compressed data, was "35", from Unix, last modified: Fri Jan 11 07:54:03 2013
65622 0x10056 gzip compressed data, was "9004", from Unix, last modified: Fri Jan 11 07:54:03 2013
66580 0x10414 gzip compressed data, was "62", from Unix, last modified: Fri Jan 11 07:54:03 2013
67536 0x107D0 gzip compressed data, was "79", from Unix, last modified: Fri Jan 11 07:54:03 2013
68492 0x10B8C gzip compressed data, was "49", from Unix, last modified: Fri Jan 11 07:54:03 2013
69448 0x10F48 gzip compressed data, was "05", from Unix, last modified: Fri Jan 11 07:54:03 2013
69961 0x11149 gzip compressed data, was "56", from Unix, last modified: Fri Jan 11 07:54:03 2013
70917 0x11505 gzip compressed data, was "72", from Unix, last modified: Fri Jan 11 07:54:03 2013
71873 0x118C1 gzip compressed data, was "9001", from Unix, last modified: Fri Jan 11 07:54:03 2013
72831 0x11C7F gzip compressed data, was "71", from Unix, last modified: Fri Jan 11 07:54:03 2013
73787 0x1203B gzip compressed data, was "17", from Unix, last modified: Fri Jan 11 07:54:03 2013
74743 0x123F7 gzip compressed data, was "74", from Unix, last modified: Fri Jan 11 07:54:03 2013
75699 0x127B3 gzip compressed data, was "9000", from Unix, last modified: Fri Jan 11 07:54:03 2013
76657 0x12B71 gzip compressed data, was "02", from Unix, last modified: Fri Jan 11 07:54:03 2013
77175 0x12D77 gzip compressed data, was "07", from Unix, last modified: Fri Jan 11 07:54:03 2013
77717 0x12F95 gzip compressed data, was "22", from Unix, last modified: Fri Jan 11 07:54:03 2013
78673 0x13351 gzip compressed data, was "85", from Unix, last modified: Fri Jan 11 07:54:03 2013
79629 0x1370D gzip compressed data, was "81", from Unix, last modified: Fri Jan 11 07:54:03 2013
80585 0x13AC9 gzip compressed data, was "73", from Unix, last modified: Fri Jan 11 07:54:03 2013
81541 0x13E85 gzip compressed data, was "64", from Unix, last modified: Fri Jan 11 07:54:03 2013
82100 0x140B4 gzip compressed data, was "87", from Unix, last modified: Fri Jan 11 07:54:03 2013
看到这些输出,也就对开始的那个莫名的“43”有所想法了,其实就是很多gzip文件被连接在了一起,但是标准的gz格式是不支持多个文件混在一起解压的,导致了解压后的文件全部输出到了一起,顺序就丢失了。
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