0x9*_*x90 22 linux bash shell hexdump
我试图只打印hex valuesfrom hexdump,即不打印行号和ASCII表.
但是以下命令行不会打印任何内容:
hexdump -n 50 -Cs 10 file.bin | awk '{for(i=NF-17; i>2; --i) print $i}'
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0x9*_*x90 51
使用xxd对这项工作更好:
xxd -p -l 50 -seek 10 file.bin
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来自man xxd:
xxd - make a hexdump or do the reverse.
-p | -ps | -postscript | -plain
output in postscript continuous hexdump style. Also known as plain hexdump style.
-l len | -len len
stop after writing <len> octets.
-seek offset
When used after -r: revert with <offset> added to file positions found in hexdump.
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che*_*ner 37
您可以指定要hexdump用于输出的确切格式,但这有点棘手.这是默认输出,减去文件偏移量:
hexdump -e '16/1 "%02x " "\n"' file.bin
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(对我来说,看起来这会在每一行的末尾产生一个额外的尾随空格,但由于某种原因,它不会.)
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