mirror of
https://github.com/RfidResearchGroup/proxmark3.git
synced 2024-12-31 04:39:49 +08:00
7d157606ee
Stop assuming that bash is in /bin, and that perl and python are in /usr/bin, etc. Instead, use env command to find these commands in the path.
66 lines
1.7 KiB
Perl
Executable file
66 lines
1.7 KiB
Perl
Executable file
#!/usr/bin/env perl
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#
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# Convert proxmark3 trace or wav files to formats to be used by Inspectrum
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#
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# Converts proxmark3 trace to cs8 (Complex 8-bit signed integer samples, eg HackRF IQ format)
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# and .wav to cs16 (Complex 16-bit signed integer samples, eg BladeRF IQ format)
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#
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# -samy kamkar, https://samy.pl
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# we use `sox` to convert, set this to full path if preferred
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my $SOX = "sox";
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use strict;
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die "usage: $0 [/path/to/sox (optional)] <pm3.trace or file.wav> [...more traces]\n" unless @ARGV;
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$SOX = shift if $ARGV[0] =~ m/(?:[\/\\]|^)sox$/;
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trace_conv($_) for @ARGV;
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sub trace_conv
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{
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my $file = shift;
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if ($file =~ /wav$/i)
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{
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my @run = ($SOX, qw/$file -t raw -e signed-integer -b 16 $file.cs16/);
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run_rewrite($file, @run);
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print "Wrote $file.cs16\n\n";
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}
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else
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{
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my $f = "/tmp/pm3.trace." . rand();
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open(F, ">$f") || die "Can't write to $f: $!";
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open(IN, "<$file") || die "Can't read $file: $!";
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while (<IN>)
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{
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chomp;
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print F pack "c", $_;
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}
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close(IN);
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close(F);
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# upsample 100x and pad 2nd channel with zeroes
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my @run = ($SOX, qw/-t s8 -r 1 -c 1 -v 0.5 $file -t s8 -r 100 -c 2 $file.cs8 remix 1 0/);
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run_rewrite($f, @run);
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# pad file since inspectrum doesn't handle small files so well
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open(OUT, ">$file.cs8") || die $!;
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open(IN, "<$f.cs8") || die $!;
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print OUT while <IN>;
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print OUT "\0" x (1024 * 1024);
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close(IN);
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close(OUT);
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unlink($f, "$f.cs8");
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print "Wrote $file.cs8\n\n";
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}
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}
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sub run_rewrite
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{
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my ($file, @run) = @_;
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s/\$file/$file/ foreach @run;
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print "Running: @run\n";
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my $ret = system(@run);
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die "Failed: $! ($ret)\ndo you have $run[0] installed?\n" if $ret;
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}
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