Difference between revisions of "Talk:How Do I: A Linux Q&A"

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(Created page with "== compare binary files == cmp -l file1.bin file2.bin | mawk 'function oct2dec(oct, dec) { for (i = 1; i <= length(oct); i++) { dec...")
 
m (→‎compare binary files)
Line 12: Line 12:
 
               printf "%08X %02X %02X\n", $1, oct2dec($2), oct2dec($3)
 
               printf "%08X %02X %02X\n", $1, oct2dec($2), oct2dec($3)
 
           }'
 
           }'
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 +
In one line
 +
 +
cmp -l file1.bin file2.bin | gawk '{printf "%08X %02X %02X\n", $1, strtonum(0$2), strtonum(0$3)}'
 +
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cmp -l file1.bin file2.bin | gawk '{printf "%08X %02X %02X\n", $1-1, strtonum(0$2), strtonum(0$3)}'
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cmp -l file1.bin file2.bin | mawk 'function oct2dec(oct,    dec) {for (i = 1; i <= length(oct); i++) {dec *= 8; dec += substr(oct, i, 1)}; return dec} {printf "%08X %02X %02X\n", $1, oct2dec($2), oct2dec($3)}'

Revision as of 10:47, 26 February 2019

compare binary files

cmp -l file1.bin file2.bin |
    mawk 'function oct2dec(oct,    dec) {
              for (i = 1; i <= length(oct); i++) {
                  dec *= 8;
                  dec += substr(oct, i, 1)
              };
              return dec
          }
          {
              printf "%08X %02X %02X\n", $1, oct2dec($2), oct2dec($3)
          }'

In one line 

cmp -l file1.bin file2.bin | gawk '{printf "%08X %02X %02X\n", $1, strtonum(0$2), strtonum(0$3)}'

cmp -l file1.bin file2.bin | gawk '{printf "%08X %02X %02X\n", $1-1, strtonum(0$2), strtonum(0$3)}'

cmp -l file1.bin file2.bin | mawk 'function oct2dec(oct,     dec) {for (i = 1; i <= length(oct); i++) {dec *= 8; dec += substr(oct, i, 1)}; return dec} {printf "%08X %02X %02X\n", $1, oct2dec($2), oct2dec($3)}'
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