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39 lines
947 B
Perl
Executable File
39 lines
947 B
Perl
Executable File
#!/usr/bin/perl
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# Extract OBJC class information into a radare2 script
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# author: pancake 2014-2015
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my $file = $ARGV[0] or die ("Usage: objc.pl [file] ([baddr])\n");
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my $baddr = $ARGV[1] or 0;
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my $class = "";
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my $bits = 32;
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die "Invalid base address" if ($baddr % 4);
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local $classdump = qx(class-dump-z -A "$file") or die ("Cannot open file\n");
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foreach my $line (split /[\r\n]+/, $classdump) {
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if ($line=~/Arch: /) {
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if ($line=~/arm/) {
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print "e asm.arch=arm.cs\n";
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print "e anal.arch=arm.cs\n";
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}
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} elsif ($line=~/^\@interface ([^\ ]*)/) {
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$class = $1;
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} elsif ($line=~/IMP=0x(.*)$/) {
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my $addr = hex ("0x".$1);
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if ($line=~/\)([^:;]+)/) {
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my $method = $1;
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if ($addr & 1) {
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$addr--;
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$bits = 16; # enable thumb mode by default
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#$method .= "_THUMB";
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} else {
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#$method .= "_ARM";
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}
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$addr += $baddr;
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printf ("f objc.".$class."_".$method." = 0x%x\n",$addr);
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}
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}
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}
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print "e asm.bits=$bits\n";
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