Skip to content

Instantly share code, notes, and snippets.

@AndyIbanez
Last active October 7, 2015 10:57
Show Gist options
  • Save AndyIbanez/3154235 to your computer and use it in GitHub Desktop.
Save AndyIbanez/3154235 to your computer and use it in GitHub Desktop.
class-dump-z a whole directory of private frameworks.
#!/bin/bash
# class-dump class-dump-z
# - main.h
# CDStructures.h main-Structs.h
# xxx-Protocol.h xxx.h
usage ()
{
echo "Usage: $0 executable target_directory"
}
if [[ "$#" != "2" ]]
then
usage
exit 1
fi
if [[ ! -f "$1" ]]
then
echo "$0: $1: No such file"
usage
exit 2
fi
if [[ -a "$2" && ! -d "$2" ]]
then
echo "$0: $2: Not a directory"
usage
exit 3
fi
h1="$TMPDIR/class-dump-h1"
h2="$TMPDIR/class-dump-h2"
rm -rf "$h1"
rm -rf "$h2"
echo "Dumping headers using class-dump-z..."
class-dump-z -H -o "$h1" "$1"
if grep 'XXUnknownSuperclass' "$h1"/* &> /dev/null
then
echo "Dumping headers using class-dump..."
class-dump -H -o "$h2" "$1"
name="$(basename "$1")"
if [[ -f "$h1/XXUnknownSuperclass.h" ]]
then
rm "$h1/XXUnknownSuperclass.h"
fi
imports=""
for f in $(cd "$h2"; echo *)
do
other="$f"
case "$f" in
CDStructures.h)
other="$name-Structs.h"
;;
*-Protocol.h)
other="${f/%-Protocol.h/.h}"
;;
esac
otherfull="$h1/$other"
if [[ ! -f "$otherfull" ]]
then
cp "$h2/$f" "$otherfull"
imports+="#import \"$f\""$'\n'
else
awk -v f="$h2/$f" '/XXUnknownSuperclass/ {
for(i = 1; i <= NF; i++)
{
if(match($i, "XXUnknownSuperclass") > 0)
{
while(getline line < f)
{
split(line, fields, FS)
for(j = 1; j < i; j++)
{
if($j != fields[j])
{
break
}
}
if(i == j)
{
$i = fields[j]
sub(/ \/\/ Unknown library$/, "")
sub(/-Protocol.h"$/, ".h")
print
next
}
}
}
}
}
{
print $0
}' "$otherfull" > "$otherfull.tmp"
mv -f "$otherfull.tmp" "$otherfull"
fi
done
echo "$imports" | awk '{
if(FNR == NR)
{
if(i != "")
{
i = i"\n"
}
i = i$0
}
else
{
if($0 == "#import \"XXUnknownSuperclass.h\"")
{
printf i
}
else
{
print
}
}
}' "$h1/$name.h" > "$h1/$name.h.tmp"
mv -f "$h1/$name.h.tmp" "$h1/$name.h"
fi
if [[ -a "$2" ]]
then
rm -rf "$2"
fi
mv -f "$h1" "$2"
@AndyIbanez
Copy link
Author

I did not write this.

Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment