mirror of
https://github.com/rcore-os/rCore.git
synced 2024-11-25 17:33:28 +04:00
23 lines
956 B
Bash
Executable File
23 lines
956 B
Bash
Executable File
#!/bin/bash
|
|
echo "Filling kernel symbols."
|
|
rcore=$1
|
|
tmpfile=$(mktemp /tmp/rcore-symbols.txt.XXXXXX)
|
|
echo "Writing symbol table."
|
|
$2nm $1 >$tmpfile
|
|
gzip $tmpfile
|
|
tmpfile=$tmpfile.gz
|
|
symbol_table_loc=$((16#$($2objdump -D $rcore -j .data -F |grep "<rcore_symbol_table>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
|
|
symbol_table_size_loc=$((16#$($2objdump -D $rcore -j .data -F |grep "<rcore_symbol_table_size>" |grep -oEi "0x[0-9a-f]+" |grep -oEi "[0-9a-f][0-9a-f]+")))
|
|
echo $symbol_table_loc
|
|
echo $symbol_table_size_loc
|
|
FILESIZE=$(stat -c%s "$tmpfile")
|
|
echo $FILESIZE
|
|
dd bs=4096 count=$FILESIZE if=$tmpfile of=$rcore seek=$symbol_table_loc conv=notrunc iflag=count_bytes oflag=seek_bytes
|
|
echo "Writing size"
|
|
python3 -c "open('$tmpfile', 'wb').write(($FILESIZE).to_bytes(8,'little'))"
|
|
FILESIZE=$(stat -c%s "$tmpfile")
|
|
echo $FILESIZE
|
|
dd bs=1 count=$FILESIZE if=$tmpfile of=$rcore seek=$symbol_table_size_loc conv=notrunc
|
|
rm $tmpfile
|
|
echo "Done."
|