962 lines
33 KiB
Bash
Executable File
962 lines
33 KiB
Bash
Executable File
### AnyKernel methods (DO NOT CHANGE)
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## osm0sis @ xda-developers
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[ "$OUTFD" ] || OUTFD=$1;
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# set up working directory variables
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[ "$AKHOME" ] || AKHOME=$PWD;
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BOOTIMG=$AKHOME/boot.img;
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BIN=$AKHOME/tools;
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PATCH=$AKHOME/patch;
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RAMDISK=$AKHOME/ramdisk;
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SPLITIMG=$AKHOME/split_img;
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### output/testing functions:
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# ui_print "<text>" [...]
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ui_print() {
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until [ ! "$1" ]; do
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echo "ui_print $1
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ui_print" >> /proc/self/fd/$OUTFD;
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shift;
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done;
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}
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# abort ["<text>" [...]]
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abort() {
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ui_print " " "$@";
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exit 1;
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}
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# contains <string> <substring>
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contains() {
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[ "${1#*$2}" != "$1" ];
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}
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# file_getprop <file> <property>
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file_getprop() {
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grep "^$2=" "$1" | tail -n1 | cut -d= -f2-;
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}
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###
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### file/directory attributes functions:
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# set_perm <owner> <group> <mode> <file> [<file2> ...]
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set_perm() {
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local uid gid mod;
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uid=$1; gid=$2; mod=$3;
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shift 3;
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chown $uid:$gid "$@" || chown $uid.$gid "$@";
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chmod $mod "$@";
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}
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# set_perm_recursive <owner> <group> <dir_mode> <file_mode> <dir> [<dir2> ...]
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set_perm_recursive() {
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local uid gid dmod fmod;
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uid=$1; gid=$2; dmod=$3; fmod=$4;
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shift 4;
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while [ "$1" ]; do
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chown -R $uid:$gid "$1" || chown -R $uid.$gid "$1";
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find "$1" -type d -exec chmod $dmod {} +;
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find "$1" -type f -exec chmod $fmod {} +;
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shift;
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done;
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}
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###
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### dump_boot functions:
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# split_boot (dump and split image only)
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split_boot() {
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local splitfail;
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if [ ! -e "$(echo "$BLOCK" | cut -d\ -f1)" ]; then
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abort "Invalid partition. Aborting...";
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fi;
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if echo "$BLOCK" | grep -q ' '; then
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BLOCK=$(echo "$BLOCK" | cut -d\ -f1);
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CUSTOMDD=$(echo "$BLOCK" | cut -d\ -f2-);
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elif [ ! "$CUSTOMDD" ]; then
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CUSTOMDD="bs=1048576";
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fi;
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if [ -f "$BIN/nanddump" ]; then
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nanddump -f $BOOTIMG $BLOCK;
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else
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dd if=$BLOCK of=$BOOTIMG $CUSTOMDD;
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fi;
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if [ $? != 0 ]; then
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abort "Dumping image failed. Aborting...";
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fi;
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mkdir -p $SPLITIMG;
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cd $SPLITIMG;
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if [ -f "$BIN/unpackelf" ] && unpackelf -i $BOOTIMG -h -q 2>/dev/null; then
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if [ -f "$BIN/elftool" ]; then
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mkdir elftool_out;
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elftool unpack -i $BOOTIMG -o elftool_out;
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fi;
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unpackelf -i $BOOTIMG;
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[ $? != 0 ] && splitfail=1;
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mv -f boot.img-kernel kernel.gz;
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mv -f boot.img-ramdisk ramdisk.cpio.gz;
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mv -f boot.img-cmdline cmdline.txt 2>/dev/null;
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if [ -f boot.img-dt -a ! -f "$BIN/elftool" ]; then
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case $(od -ta -An -N4 boot.img-dt | sed -e 's/ del//' -e 's/ //g') in
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QCDT|ELF) mv -f boot.img-dt dt;;
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*)
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gzip -c kernel.gz > kernel.gz-dtb;
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cat boot.img-dt >> kernel.gz-dtb;
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rm -f boot.img-dt kernel.gz;
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;;
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esac;
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fi;
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elif [ -f "$BIN/mboot" ]; then
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mboot -u -f $BOOTIMG;
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elif [ -f "$BIN/dumpimage" ]; then
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dd bs=$(($(printf '%d\n' 0x$(hexdump -n 4 -s 12 -e '16/1 "%02x""\n"' $BOOTIMG)) + 64)) count=1 conv=notrunc if=$BOOTIMG of=boot-trimmed.img;
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dumpimage -l boot-trimmed.img > header;
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grep "Name:" header | cut -c15- > boot.img-name;
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grep "Type:" header | cut -c15- | cut -d\ -f1 > boot.img-arch;
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grep "Type:" header | cut -c15- | cut -d\ -f2 > boot.img-os;
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grep "Type:" header | cut -c15- | cut -d\ -f3 | cut -d- -f1 > boot.img-type;
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grep "Type:" header | cut -d\( -f2 | cut -d\) -f1 | cut -d\ -f1 | cut -d- -f1 > boot.img-comp;
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grep "Address:" header | cut -c15- > boot.img-addr;
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grep "Point:" header | cut -c15- > boot.img-ep;
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dumpimage -p 0 -o kernel.gz boot-trimmed.img;
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[ $? != 0 ] && splitfail=1;
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case $(cat boot.img-type) in
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Multi) dumpimage -p 1 -o ramdisk.cpio.gz boot-trimmed.img;;
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RAMDisk) mv -f kernel.gz ramdisk.cpio.gz;;
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esac;
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elif [ -f "$BIN/rkcrc" ]; then
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dd bs=4096 skip=8 iflag=skip_bytes conv=notrunc if=$BOOTIMG of=ramdisk.cpio.gz;
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else
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(set -o pipefail; magiskboot unpack -h $BOOTIMG 2>&1 | tee infotmp >&2);
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case $? in
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1) splitfail=1;;
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2) touch chromeos;;
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esac;
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fi;
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if [ $? != 0 -o "$splitfail" ]; then
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abort "Splitting image failed. Aborting...";
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fi;
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cd $AKHOME;
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}
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# unpack_ramdisk (extract ramdisk only)
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unpack_ramdisk() {
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local comp;
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cd $SPLITIMG;
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if [ -f ramdisk.cpio.gz ]; then
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if [ -f "$BIN/mkmtkhdr" ]; then
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mv -f ramdisk.cpio.gz ramdisk.cpio.gz-mtk;
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dd bs=512 skip=1 conv=notrunc if=ramdisk.cpio.gz-mtk of=ramdisk.cpio.gz;
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fi;
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mv -f ramdisk.cpio.gz ramdisk.cpio;
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fi;
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if [ -f ramdisk.cpio ]; then
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comp=$(magiskboot decompress ramdisk.cpio 2>&1 | grep -v 'raw' | sed -n 's;.*\[\(.*\)\];\1;p');
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else
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abort "No ramdisk found to unpack. Aborting...";
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fi;
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if [ "$comp" ]; then
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mv -f ramdisk.cpio ramdisk.cpio.$comp;
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magiskboot decompress ramdisk.cpio.$comp ramdisk.cpio;
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if [ $? != 0 ] && $comp --help 2>/dev/null; then
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echo "Attempting ramdisk unpack with busybox $comp..." >&2;
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$comp -dc ramdisk.cpio.$comp > ramdisk.cpio;
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fi;
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fi;
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[ -d $RAMDISK ] && mv -f $RAMDISK $AKHOME/rdtmp;
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mkdir -p $RAMDISK;
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chmod 755 $RAMDISK;
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cd $RAMDISK;
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EXTRACT_UNSAFE_SYMLINKS=1 cpio -d -F $SPLITIMG/ramdisk.cpio -i;
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if [ $? != 0 -o ! "$(ls)" ]; then
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abort "Unpacking ramdisk failed. Aborting...";
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fi;
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if [ -d "$AKHOME/rdtmp" ]; then
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cp -af $AKHOME/rdtmp/* .;
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fi;
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}
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### dump_boot (dump and split image, then extract ramdisk)
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dump_boot() {
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split_boot;
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unpack_ramdisk;
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}
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###
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### write_boot functions:
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# repack_ramdisk (repack ramdisk only)
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repack_ramdisk() {
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local comp packfail mtktype;
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cd $AKHOME;
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if [ "$RAMDISK_COMPRESSION" != "auto" ] && [ "$(grep HEADER_VER $SPLITIMG/infotmp | sed -n 's;.*\[\(.*\)\];\1;p')" -gt 3 ]; then
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ui_print " " "Warning: Only lz4-l ramdisk compression is allowed with hdr v4+ images. Resetting to auto...";
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RAMDISK_COMPRESSION=auto;
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fi;
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case $RAMDISK_COMPRESSION in
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auto|"") comp=$(ls $SPLITIMG/ramdisk.cpio.* 2>/dev/null | grep -v 'mtk' | rev | cut -d. -f1 | rev);;
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none|cpio) comp="";;
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gz) comp=gzip;;
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lzo) comp=lzop;;
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bz2) comp=bzip2;;
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lz4-l) comp=lz4_legacy;;
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*) comp=$RAMDISK_COMPRESSION;;
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esac;
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if [ -f "$BIN/mkbootfs" ]; then
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mkbootfs $RAMDISK > ramdisk-new.cpio;
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else
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cd $RAMDISK;
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find . | cpio -H newc -o > $AKHOME/ramdisk-new.cpio;
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fi;
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[ $? != 0 ] && packfail=1;
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cd $AKHOME;
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if [ ! "$NO_MAGISK_CHECK" ]; then
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magiskboot cpio ramdisk-new.cpio test;
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magisk_patched=$?;
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fi;
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[ "$magisk_patched" -eq 1 ] && magiskboot cpio ramdisk-new.cpio "extract .backup/.magisk $SPLITIMG/.magisk";
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if [ "$comp" ]; then
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magiskboot compress=$comp ramdisk-new.cpio;
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if [ $? != 0 ] && $comp --help 2>/dev/null; then
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echo "Attempting ramdisk repack with busybox $comp..." >&2;
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$comp -9c ramdisk-new.cpio > ramdisk-new.cpio.$comp;
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[ $? != 0 ] && packfail=1;
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rm -f ramdisk-new.cpio;
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fi;
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fi;
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if [ "$packfail" ]; then
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abort "Repacking ramdisk failed. Aborting...";
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fi;
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if [ -f "$BIN/mkmtkhdr" -a -f "$SPLITIMG/boot.img-base" ]; then
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mtktype=$(od -ta -An -N8 -j8 $SPLITIMG/ramdisk.cpio.gz-mtk | sed -e 's/ nul//g' -e 's/ //g' | tr '[:upper:]' '[:lower:]');
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case $mtktype in
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rootfs|recovery) mkmtkhdr --$mtktype ramdisk-new.cpio*;;
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esac;
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fi;
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}
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# flash_boot (build, sign and write image only)
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flash_boot() {
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local varlist i kernel ramdisk fdt cmdline comp part0 part1 nocompflag signfail pk8 cert avbtype;
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cd $SPLITIMG;
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if [ -f "$BIN/mkimage" ]; then
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varlist="name arch os type comp addr ep";
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elif [ -f "$BIN/mk" -a -f "$BIN/unpackelf" -a -f boot.img-base ]; then
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mv -f cmdline.txt boot.img-cmdline 2>/dev/null;
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varlist="cmdline base pagesize kernel_offset ramdisk_offset tags_offset";
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fi;
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for i in $varlist; do
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if [ -f boot.img-$i ]; then
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eval local $i=\"$(cat boot.img-$i)\";
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fi;
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done;
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cd $AKHOME;
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for i in zImage zImage-dtb Image Image-dtb Image.gz Image.gz-dtb Image.bz2 Image.bz2-dtb Image.lzo Image.lzo-dtb Image.lzma Image.lzma-dtb Image.xz Image.xz-dtb Image.lz4 Image.lz4-dtb Image.fit; do
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if [ -f $i ]; then
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kernel=$AKHOME/$i;
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break;
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fi;
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done;
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if [ "$kernel" ]; then
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if [ -f "$BIN/mkmtkhdr" -a -f "$SPLITIMG/boot.img-base" ]; then
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mkmtkhdr --kernel $kernel;
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kernel=$kernel-mtk;
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fi;
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elif [ "$(ls $SPLITIMG/kernel* 2>/dev/null)" ]; then
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kernel=$(ls $SPLITIMG/kernel* | grep -v 'kernel_dtb' | tail -n1);
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fi;
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if [ "$(ls ramdisk-new.cpio* 2>/dev/null)" ]; then
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ramdisk=$AKHOME/$(ls ramdisk-new.cpio* | tail -n1);
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elif [ -f "$BIN/mkmtkhdr" -a -f "$SPLITIMG/boot.img-base" ]; then
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ramdisk=$SPLITIMG/ramdisk.cpio.gz-mtk;
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else
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ramdisk=$(ls $SPLITIMG/ramdisk.cpio* 2>/dev/null | tail -n1);
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fi;
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for fdt in dt recovery_dtbo dtb; do
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for i in $AKHOME/$fdt $AKHOME/$fdt.img $SPLITIMG/$fdt; do
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if [ -f $i ]; then
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eval local $fdt=$i;
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break;
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fi;
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done;
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done;
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cd $SPLITIMG;
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if [ -f "$BIN/mkimage" ]; then
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[ "$comp" == "uncompressed" ] && comp=none;
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part0=$kernel;
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case $type in
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Multi) part1=":$ramdisk";;
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RAMDisk) part0=$ramdisk;;
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esac;
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mkimage -A $arch -O $os -T $type -C $comp -a $addr -e $ep -n "$name" -d $part0$part1 $AKHOME/boot-new.img;
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elif [ -f "$BIN/elftool" ]; then
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[ "$dt" ] && dt="$dt,rpm";
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[ -f cmdline.txt ] && cmdline="cmdline.txt@cmdline";
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elftool pack -o $AKHOME/boot-new.img header=elftool_out/header $kernel $ramdisk,ramdisk $dt $cmdline;
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elif [ -f "$BIN/mboot" ]; then
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cp -f $kernel kernel;
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cp -f $ramdisk ramdisk.cpio.gz;
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mboot -d $SPLITIMG -f $AKHOME/boot-new.img;
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elif [ -f "$BIN/rkcrc" ]; then
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rkcrc -k $ramdisk $AKHOME/boot-new.img;
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elif [ -f "$BIN/mkbootimg" -a -f "$BIN/unpackelf" -a -f boot.img-base ]; then
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[ "$dt" ] && dt="--dt $dt";
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mkbootimg --kernel $kernel --ramdisk $ramdisk --cmdline "$cmdline" --base $base --pagesize $pagesize --kernel_offset $kernel_offset --ramdisk_offset $ramdisk_offset --tags_offset "$tags_offset" $dt --output $AKHOME/boot-new.img;
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else
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[ "$kernel" ] && cp -f $kernel kernel;
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[ "$ramdisk" ] && cp -f $ramdisk ramdisk.cpio;
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[ "$dt" -a -f extra ] && cp -f $dt extra;
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for i in dtb recovery_dtbo; do
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[ "$(eval echo \$$i)" -a -f $i ] && cp -f $(eval echo \$$i) $i;
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done;
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case $kernel in
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*Image*)
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if [ ! "$magisk_patched" -a ! "$NO_MAGISK_CHECK" ]; then
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magiskboot cpio ramdisk.cpio test;
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magisk_patched=$?;
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fi;
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if [ "$magisk_patched" -eq 1 ]; then
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ui_print " " "Magisk detected! Patching kernel so reflashing Magisk is not necessary...";
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comp=$(magiskboot decompress kernel 2>&1 | grep -vE 'raw|zimage' | sed -n 's;.*\[\(.*\)\];\1;p');
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(magiskboot split $kernel || magiskboot decompress $kernel kernel) 2>/dev/null;
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if [ $? != 0 -a "$comp" ] && $comp --help 2>/dev/null; then
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echo "Attempting kernel unpack with busybox $comp..." >&2;
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$comp -dc $kernel > kernel;
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fi;
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# legacy SAR kernel string skip_initramfs -> want_initramfs
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magiskboot hexpatch kernel 736B69705F696E697472616D6673 77616E745F696E697472616D6673;
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if [ "$(file_getprop $AKHOME/anykernel.sh do.modules)" == 1 ] && [ "$(file_getprop $AKHOME/anykernel.sh do.systemless)" == 1 ]; then
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strings kernel 2>/dev/null | grep -E -m1 'Linux version.*#' > $AKHOME/vertmp;
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fi;
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if [ "$comp" ]; then
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magiskboot compress=$comp kernel kernel.$comp;
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if [ $? != 0 ] && $comp --help 2>/dev/null; then
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echo "Attempting kernel repack with busybox $comp..." >&2;
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$comp -9c kernel > kernel.$comp;
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fi;
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mv -f kernel.$comp kernel;
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fi;
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[ ! -f .magisk ] && magiskboot cpio ramdisk.cpio "extract .backup/.magisk .magisk";
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export $(cat .magisk);
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for fdt in dtb extra kernel_dtb recovery_dtbo; do
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[ -f $fdt ] && magiskboot dtb $fdt patch; # remove dtb verity/avb
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done;
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elif [ -d /data/data/me.weishu.kernelsu ] && [ "$(file_getprop $AKHOME/anykernel.sh do.modules)" == 1 ] && [ "$(file_getprop $AKHOME/anykernel.sh do.systemless)" == 1 ]; then
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ui_print " " "KernelSU detected! Setting up for kernel helper module...";
|
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comp=$(magiskboot decompress kernel 2>&1 | grep -vE 'raw|zimage' | sed -n 's;.*\[\(.*\)\];\1;p');
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(magiskboot split $kernel || magiskboot decompress $kernel kernel) 2>/dev/null;
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if [ $? != 0 -a "$comp" ] && $comp --help 2>/dev/null; then
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echo "Attempting kernel unpack with busybox $comp..." >&2;
|
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$comp -dc $kernel > kernel;
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fi;
|
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strings kernel > stringstmp 2>/dev/null;
|
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if grep -q -E '^/data/adb/ksud$' stringstmp; then
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touch $AKHOME/kernelsu_patched;
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grep -E -m1 'Linux version.*#' stringstmp > $AKHOME/vertmp;
|
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[ -d $RAMDISK/overlay.d ] && ui_print " " "Warning: overlay.d detected in ramdisk but not currently supported by KernelSU!";
|
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else
|
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ui_print " " "Warning: No KernelSU support detected in kernel!";
|
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fi;
|
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rm -f stringstmp;
|
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if [ "$comp" ]; then
|
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magiskboot compress=$comp kernel kernel.$comp;
|
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if [ $? != 0 ] && $comp --help 2>/dev/null; then
|
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echo "Attempting kernel repack with busybox $comp..." >&2;
|
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$comp -9c kernel > kernel.$comp;
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fi;
|
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mv -f kernel.$comp kernel;
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fi;
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else
|
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case $kernel in
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*-dtb) rm -f kernel_dtb;;
|
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esac;
|
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fi;
|
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unset magisk_patched KEEPVERITY KEEPFORCEENCRYPT RECOVERYMODE PREINITDEVICE SHA1 RANDOMSEED; # leave PATCHVBMETAFLAG set for repack
|
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;;
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esac;
|
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case $RAMDISK_COMPRESSION in
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none|cpio) nocompflag="-n";;
|
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esac;
|
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case $PATCH_VBMETA_FLAG in
|
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auto|"") [ "$PATCHVBMETAFLAG" ] || export PATCHVBMETAFLAG=false;;
|
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1) export PATCHVBMETAFLAG=true;;
|
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*) export PATCHVBMETAFLAG=false;;
|
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esac;
|
|
magiskboot repack $nocompflag $BOOTIMG $AKHOME/boot-new.img;
|
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fi;
|
|
if [ $? != 0 ]; then
|
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abort "Repacking image failed. Aborting...";
|
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fi;
|
|
[ "$PATCHVBMETAFLAG" ] && unset PATCHVBMETAFLAG;
|
|
[ -f .magisk ] && touch $AKHOME/magisk_patched;
|
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|
|
cd $AKHOME;
|
|
if [ -f "$BIN/futility" -a -d "$BIN/chromeos" ]; then
|
|
if [ -f "$SPLITIMG/chromeos" ]; then
|
|
echo "Signing with CHROMEOS..." >&2;
|
|
futility vbutil_kernel --pack boot-new-signed.img --keyblock $BIN/chromeos/kernel.keyblock --signprivate $BIN/chromeos/kernel_data_key.vbprivk --version 1 --vmlinuz boot-new.img --bootloader $BIN/chromeos/empty --config $BIN/chromeos/empty --arch arm --flags 0x1;
|
|
fi;
|
|
[ $? != 0 ] && signfail=1;
|
|
fi;
|
|
if [ -d "$BIN/avb" ]; then
|
|
pk8=$(ls $BIN/avb/*.pk8);
|
|
cert=$(ls $BIN/avb/*.x509.*);
|
|
case $BLOCK in
|
|
*recovery*|*RECOVERY*|*SOS*) avbtype=recovery;;
|
|
*) avbtype=boot;;
|
|
esac;
|
|
if [ -f "$BIN/boot_signer-dexed.jar" ]; then
|
|
if [ -f /system/bin/dalvikvm ] && [ "$(/system/bin/dalvikvm -Xnoimage-dex2oat -cp $BIN/boot_signer-dexed.jar com.android.verity.BootSignature -verify boot.img 2>&1 | grep VALID)" ]; then
|
|
echo "Signing with AVBv1 /$avbtype..." >&2;
|
|
/system/bin/dalvikvm -Xnoimage-dex2oat -cp $BIN/boot_signer-dexed.jar com.android.verity.BootSignature /$avbtype boot-new.img $pk8 $cert boot-new-signed.img;
|
|
fi;
|
|
else
|
|
if magiskboot verify boot.img; then
|
|
echo "Signing with AVBv1 /$avbtype..." >&2;
|
|
magiskboot sign /$avbtype boot-new.img $cert $pk8;
|
|
fi;
|
|
fi;
|
|
fi;
|
|
if [ $? != 0 -o "$signfail" ]; then
|
|
abort "Signing image failed. Aborting...";
|
|
fi;
|
|
mv -f boot-new-signed.img boot-new.img 2>/dev/null;
|
|
|
|
if [ ! -f boot-new.img ]; then
|
|
abort "No repacked image found to flash. Aborting...";
|
|
elif [ "$(wc -c < boot-new.img)" -gt "$(wc -c < boot.img)" ]; then
|
|
abort "New image larger than target partition. Aborting...";
|
|
fi;
|
|
blockdev --setrw $BLOCK 2>/dev/null;
|
|
if [ -f "$BIN/flash_erase" -a -f "$BIN/nandwrite" ]; then
|
|
flash_erase $BLOCK 0 0;
|
|
nandwrite -p $BLOCK boot-new.img;
|
|
elif [ "$CUSTOMDD" ]; then
|
|
dd if=/dev/zero of=$BLOCK $CUSTOMDD 2>/dev/null;
|
|
dd if=boot-new.img of=$BLOCK $CUSTOMDD;
|
|
else
|
|
cat boot-new.img /dev/zero > $BLOCK 2>/dev/null || true;
|
|
fi;
|
|
if [ $? != 0 ]; then
|
|
abort "Flashing image failed. Aborting...";
|
|
fi;
|
|
}
|
|
|
|
# flash_generic <name>
|
|
flash_generic() {
|
|
local avb avbblock avbpath file flags img imgblock imgsz isro isunmounted path;
|
|
|
|
cd $AKHOME;
|
|
for file in $1 $1.img; do
|
|
if [ -f $file ]; then
|
|
img=$file;
|
|
break;
|
|
fi;
|
|
done;
|
|
|
|
if [ "$img" -a ! -f ${1}_flashed ]; then
|
|
for path in /dev/block/mapper /dev/block/by-name /dev/block/bootdevice/by-name; do
|
|
for file in $1 $1$SLOT; do
|
|
if [ -e $path/$file ]; then
|
|
imgblock=$path/$file;
|
|
break 2;
|
|
fi;
|
|
done;
|
|
done;
|
|
if [ ! "$imgblock" ]; then
|
|
abort "$1 partition could not be found. Aborting...";
|
|
fi;
|
|
if [ ! "$NO_BLOCK_DISPLAY" ]; then
|
|
ui_print " " "$imgblock";
|
|
fi;
|
|
if [ "$path" == "/dev/block/mapper" ]; then
|
|
avb=$(httools_static avb $1);
|
|
[ $? == 0 ] || abort "Failed to parse fstab entry for $1. Aborting...";
|
|
if [ "$avb" ] && [ ! "$NO_VBMETA_PARTITION_PATCH" ]; then
|
|
flags=$(httools_static disable-flags);
|
|
[ $? == 0 ] || abort "Failed to parse top-level vbmeta. Aborting...";
|
|
if [ "$flags" == "enabled" ]; then
|
|
ui_print " " "dm-verity detected! Patching $avb...";
|
|
for avbpath in /dev/block/mapper /dev/block/by-name /dev/block/bootdevice/by-name; do
|
|
for file in $avb $avb$SLOT; do
|
|
if [ -e $avbpath/$file ]; then
|
|
avbblock=$avbpath/$file;
|
|
break 2;
|
|
fi;
|
|
done;
|
|
done;
|
|
cd $BIN;
|
|
httools_static patch $1 $AKHOME/$img $avbblock || abort "Failed to patch $1 on $avb. Aborting...";
|
|
cd $AKHOME;
|
|
fi
|
|
fi
|
|
imgsz=$(wc -c < $img);
|
|
if [ "$imgsz" != "$(wc -c < $imgblock)" ]; then
|
|
if [ -d /postinstall/tmp -a "$SLOT_SELECT" == "inactive" ]; then
|
|
echo "Resizing $1$SLOT snapshot..." >&2;
|
|
snapshotupdater_static update $1 $imgsz || abort "Resizing $1$SLOT snapshot failed. Aborting...";
|
|
else
|
|
echo "Removing any existing $1_ak3..." >&2;
|
|
lptools_static remove $1_ak3;
|
|
echo "Clearing any merged cow partitions..." >&2;
|
|
lptools_static clear-cow;
|
|
echo "Attempting to create $1_ak3..." >&2;
|
|
if lptools_static create $1_ak3 $imgsz; then
|
|
echo "Replacing $1$SLOT with $1_ak3..." >&2;
|
|
lptools_static unmap $1_ak3 || abort "Unmapping $1_ak3 failed. Aborting...";
|
|
lptools_static map $1_ak3 || abort "Mapping $1_ak3 failed. Aborting...";
|
|
lptools_static replace $1_ak3 $1$SLOT || abort "Replacing $1$SLOT failed. Aborting...";
|
|
imgblock=/dev/block/mapper/$1_ak3;
|
|
ui_print " " "Warning: $1$SLOT replaced in super. Reboot before further logical partition operations.";
|
|
else
|
|
echo "Creating $1_ak3 failed. Attempting to resize $1$SLOT..." >&2;
|
|
httools_static umount $1 || abort "Unmounting $1 failed. Aborting...";
|
|
if [ -e $path/$1-verity ]; then
|
|
lptools_static unmap $1-verity || abort "Unmapping $1-verity failed. Aborting...";
|
|
fi
|
|
lptools_static unmap $1$SLOT || abort "Unmapping $1$SLOT failed. Aborting...";
|
|
lptools_static resize $1$SLOT $imgsz || abort "Resizing $1$SLOT failed. Aborting...";
|
|
lptools_static map $1$SLOT || abort "Mapping $1$SLOT failed. Aborting...";
|
|
isunmounted=1;
|
|
fi
|
|
fi
|
|
fi
|
|
elif [ "$(wc -c < $img)" -gt "$(wc -c < $imgblock)" ]; then
|
|
abort "New $1 image larger than $1 partition. Aborting...";
|
|
fi;
|
|
isro=$(blockdev --getro $imgblock 2>/dev/null);
|
|
blockdev --setrw $imgblock 2>/dev/null;
|
|
if [ -f "$BIN/flash_erase" -a -f "$BIN/nandwrite" ]; then
|
|
flash_erase $imgblock 0 0;
|
|
nandwrite -p $imgblock $img;
|
|
elif [ "$CUSTOMDD" ]; then
|
|
dd if=/dev/zero of=$imgblock 2>/dev/null;
|
|
dd if=$img of=$imgblock;
|
|
else
|
|
cat $img /dev/zero > $imgblock 2>/dev/null || true;
|
|
fi;
|
|
if [ $? != 0 ]; then
|
|
abort "Flashing $1 failed. Aborting...";
|
|
fi;
|
|
if [ "$isro" != 0 ]; then
|
|
blockdev --setro $imgblock 2>/dev/null;
|
|
fi;
|
|
if [ "$isunmounted" -a "$path" == "/dev/block/mapper" ]; then
|
|
httools_static mount $1 || abort "Mounting $1 failed. Aborting...";
|
|
fi
|
|
touch ${1}_flashed;
|
|
fi;
|
|
}
|
|
|
|
# flash_dtbo (backwards compatibility for flash_generic)
|
|
flash_dtbo() { flash_generic dtbo; }
|
|
|
|
### write_boot (repack ramdisk then build, sign and write image, vendor_dlkm and dtbo)
|
|
write_boot() {
|
|
repack_ramdisk;
|
|
flash_boot;
|
|
flash_generic vendor_boot; # temporary until hdr v4 can be unpacked/repacked fully by magiskboot
|
|
flash_generic vendor_kernel_boot; # temporary until hdr v4 can be unpacked/repacked fully by magiskboot
|
|
flash_generic vendor_dlkm;
|
|
flash_generic system_dlkm;
|
|
flash_generic dtbo;
|
|
}
|
|
###
|
|
|
|
### file editing functions:
|
|
# backup_file <file>
|
|
backup_file() { [ ! -f $1~ ] && cp -fp $1 $1~; }
|
|
|
|
# restore_file <file>
|
|
restore_file() { [ -f $1~ ] && cp -fp $1~ $1; rm -f $1~; }
|
|
|
|
# replace_string <file> <if search string> <original string> <replacement string> <scope>
|
|
replace_string() {
|
|
[ "$5" == "global" ] && local scope=g;
|
|
if ! grep -q "$2" $1; then
|
|
sed -i "s;${3};${4};${scope}" $1;
|
|
fi;
|
|
}
|
|
|
|
# replace_section <file> <begin search string> <end search string> <replacement string>
|
|
replace_section() {
|
|
local begin endstr last end;
|
|
begin=$(grep -n -m1 "$2" $1 | cut -d: -f1);
|
|
if [ "$begin" ]; then
|
|
if [ "$3" == " " -o ! "$3" ]; then
|
|
endstr='^[[:space:]]*$';
|
|
last=$(wc -l $1 | cut -d\ -f1);
|
|
else
|
|
endstr="$3";
|
|
fi;
|
|
for end in $(grep -n "$endstr" $1 | cut -d: -f1) $last; do
|
|
if [ "$end" ] && [ "$begin" -lt "$end" ]; then
|
|
sed -i "${begin},${end}d" $1;
|
|
[ "$end" == "$last" ] && echo >> $1;
|
|
sed -i "${begin}s;^;${4}\n;" $1;
|
|
break;
|
|
fi;
|
|
done;
|
|
fi;
|
|
}
|
|
|
|
# remove_section <file> <begin search string> <end search string>
|
|
remove_section() {
|
|
local begin endstr last end;
|
|
begin=$(grep -n -m1 "$2" $1 | cut -d: -f1);
|
|
if [ "$begin" ]; then
|
|
if [ "$3" == " " -o ! "$3" ]; then
|
|
endstr='^[[:space:]]*$';
|
|
last=$(wc -l $1 | cut -d\ -f1);
|
|
else
|
|
endstr="$3";
|
|
fi;
|
|
for end in $(grep -n "$endstr" $1 | cut -d: -f1) $last; do
|
|
if [ "$end" ] && [ "$begin" -lt "$end" ]; then
|
|
sed -i "${begin},${end}d" $1;
|
|
break;
|
|
fi;
|
|
done;
|
|
fi;
|
|
}
|
|
|
|
# insert_line <file> <if search string> <before|after> <line match string> <inserted line>
|
|
insert_line() {
|
|
local offset line;
|
|
if ! grep -q "$2" $1; then
|
|
case $3 in
|
|
before) offset=0;;
|
|
after) offset=1;;
|
|
esac;
|
|
line=$((`grep -n -m1 "$4" $1 | cut -d: -f1` + offset));
|
|
if [ -f $1 -a "$line" ] && [ "$(wc -l $1 | cut -d\ -f1)" -lt "$line" ]; then
|
|
echo "$5" >> $1;
|
|
else
|
|
sed -i "${line}s;^;${5}\n;" $1;
|
|
fi;
|
|
fi;
|
|
}
|
|
|
|
# replace_line <file> <line replace string> <replacement line> <scope>
|
|
replace_line() {
|
|
local lines line;
|
|
if grep -q "$2" $1; then
|
|
lines=$(grep -n "$2" $1 | cut -d: -f1 | sort -nr);
|
|
[ "$4" == "global" ] || lines=$(echo "$lines" | tail -n1);
|
|
for line in $lines; do
|
|
sed -i "${line}s;.*;${3};" $1;
|
|
done;
|
|
fi;
|
|
}
|
|
|
|
# remove_line <file> <line match string> <scope>
|
|
remove_line() {
|
|
local lines line;
|
|
if grep -q "$2" $1; then
|
|
lines=$(grep -n "$2" $1 | cut -d: -f1 | sort -nr);
|
|
[ "$3" == "global" ] || lines=$(echo "$lines" | tail -n1);
|
|
for line in $lines; do
|
|
sed -i "${line}d" $1;
|
|
done;
|
|
fi;
|
|
}
|
|
|
|
# prepend_file <file> <if search string> <patch file>
|
|
prepend_file() {
|
|
if ! grep -q "$2" $1; then
|
|
echo "$(cat $PATCH/$3 $1)" > $1;
|
|
fi;
|
|
}
|
|
|
|
# insert_file <file> <if search string> <before|after> <line match string> <patch file>
|
|
insert_file() {
|
|
local offset line;
|
|
if ! grep -q "$2" $1; then
|
|
case $3 in
|
|
before) offset=0;;
|
|
after) offset=1;;
|
|
esac;
|
|
line=$((`grep -n -m1 "$4" $1 | cut -d: -f1` + offset));
|
|
sed -i "${line}s;^;\n;" $1;
|
|
sed -i "$((line - 1))r $PATCH/$5" $1;
|
|
fi;
|
|
}
|
|
|
|
# append_file <file> <if search string> <patch file>
|
|
append_file() {
|
|
if ! grep -q "$2" $1; then
|
|
echo -ne "\n" >> $1;
|
|
cat $PATCH/$3 >> $1;
|
|
echo -ne "\n" >> $1;
|
|
fi;
|
|
}
|
|
|
|
# replace_file <file> <permissions> <patch file>
|
|
replace_file() {
|
|
cp -pf $PATCH/$3 $1;
|
|
chmod $2 $1;
|
|
}
|
|
|
|
# patch_fstab <fstab file> <mount match name> <fs match type> block|mount|fstype|options|flags <original string> <replacement string>
|
|
patch_fstab() {
|
|
local entry part newpart newentry;
|
|
entry=$(grep "$2[[:space:]]" $1 | grep "$3");
|
|
if [ ! "$(echo "$entry" | grep "$6")" -o "$6" == " " -o ! "$6" ]; then
|
|
case $4 in
|
|
block) part=$(echo "$entry" | awk '{ print $1 }');;
|
|
mount) part=$(echo "$entry" | awk '{ print $2 }');;
|
|
fstype) part=$(echo "$entry" | awk '{ print $3 }');;
|
|
options) part=$(echo "$entry" | awk '{ print $4 }');;
|
|
flags) part=$(echo "$entry" | awk '{ print $5 }');;
|
|
esac;
|
|
newpart=$(echo "$part" | sed -e "s;${5};${6};" -e "s; ;;g" -e 's;,\{2,\};,;g' -e 's;,*$;;g' -e 's;^,;;g');
|
|
newentry=$(echo "$entry" | sed "s;${part};${newpart};");
|
|
sed -i "s;${entry};${newentry};" $1;
|
|
fi;
|
|
}
|
|
|
|
# patch_cmdline <cmdline entry name> <replacement string>
|
|
patch_cmdline() {
|
|
local cmdfile cmdtmp match;
|
|
if [ -f "$SPLITIMG/cmdline.txt" ]; then
|
|
cmdfile=$SPLITIMG/cmdline.txt;
|
|
else
|
|
cmdfile=$AKHOME/cmdtmp;
|
|
grep "^cmdline=" $SPLITIMG/header | cut -d= -f2- > $cmdfile;
|
|
fi;
|
|
if ! grep -q "$1" $cmdfile; then
|
|
cmdtmp=$(cat $cmdfile);
|
|
echo "$cmdtmp $2" > $cmdfile;
|
|
sed -i -e 's;^[ \t]*;;' -e 's; *; ;g' -e 's;[ \t]*$;;' $cmdfile;
|
|
else
|
|
match=$(grep -o "$1.*$" $cmdfile | cut -d\ -f1);
|
|
sed -i -e "s;${match};${2};" -e 's;^[ \t]*;;' -e 's; *; ;g' -e 's;[ \t]*$;;' $cmdfile;
|
|
fi;
|
|
if [ -f "$AKHOME/cmdtmp" ]; then
|
|
sed -i "s|^cmdline=.*|cmdline=$(cat $cmdfile)|" $SPLITIMG/header;
|
|
rm -f $cmdfile;
|
|
fi;
|
|
}
|
|
|
|
# patch_prop <prop file> <prop name> <new prop value>
|
|
patch_prop() {
|
|
if ! grep -q "^$2=" $1; then
|
|
echo -ne "\n$2=$3\n" >> $1;
|
|
else
|
|
local line=$(grep -n -m1 "^$2=" $1 | cut -d: -f1);
|
|
sed -i "${line}s;.*;${2}=${3};" $1;
|
|
fi;
|
|
}
|
|
|
|
# patch_ueventd <ueventd file> <device node> <permissions> <chown> <chgrp>
|
|
patch_ueventd() {
|
|
local file dev perm user group newentry line;
|
|
file=$1; dev=$2; perm=$3; user=$4;
|
|
shift 4;
|
|
group="$@";
|
|
newentry=$(printf "%-23s %-4s %-8s %s\n" "$dev" "$perm" "$user" "$group");
|
|
line=$(grep -n -m1 "$dev" $file | cut -d: -f1);
|
|
if [ "$line" ]; then
|
|
sed -i "${line}s;.*;${newentry};" $file;
|
|
else
|
|
echo -ne "\n$newentry\n" >> $file;
|
|
fi;
|
|
}
|
|
###
|
|
|
|
### configuration/setup functions:
|
|
# reset_ak [keep]
|
|
reset_ak() {
|
|
local current i;
|
|
|
|
# Backwards compatibility for old API
|
|
[ "$no_block_display" ] && NO_BLOCK_DISPLAY="$no_block_display";
|
|
unset no_block_display;
|
|
|
|
current=$(dirname $AKHOME/*-files/current);
|
|
if [ -d "$current" ]; then
|
|
for i in $BOOTIMG $AKHOME/boot-new.img; do
|
|
[ -e $i ] && cp -af $i $current;
|
|
done;
|
|
for i in $current/*; do
|
|
[ -f $i ] && rm -f $AKHOME/$(basename $i);
|
|
done;
|
|
fi;
|
|
[ -d $SPLITIMG ] && rm -rf $RAMDISK;
|
|
rm -rf $BOOTIMG $SPLITIMG $AKHOME/*-new* $AKHOME/*-files/current;
|
|
|
|
if [ "$1" == "keep" ]; then
|
|
[ -d $AKHOME/rdtmp ] && mv -f $AKHOME/rdtmp $RAMDISK;
|
|
else
|
|
rm -rf $PATCH $AKHOME/rdtmp;
|
|
fi;
|
|
if [ ! "$NO_BLOCK_DISPLAY" ]; then
|
|
ui_print " ";
|
|
fi;
|
|
setup_ak;
|
|
}
|
|
|
|
# setup_ak
|
|
setup_ak() {
|
|
local blockfiles plistboot plistinit plistreco parttype name part mtdmount mtdpart mtdname target;
|
|
|
|
# Backwards compatibility for old API
|
|
[ "$block" ] && BLOCK="$block";
|
|
[ "$is_slot_device" ] && IS_SLOT_DEVICE="$is_slot_device";
|
|
[ "$ramdisk_compression" ] && RAMDISK_COMPRESSION="$ramdisk_compression";
|
|
[ "$patch_vbmeta_flag" ] && PATCH_VBMETA_FLAG="$patch_vbmeta_flag";
|
|
[ "$customdd" ] && CUSTOMDD="$customdd";
|
|
[ "$slot_select" ] && SLOT_SELECT="$slot_select";
|
|
[ "$no_block_display" ] && NO_BLOCK_DISPLAY="$no_block_display";
|
|
[ "$no_magisk_check" ] && NO_MAGISK_CHECK="$no_magisk_check";
|
|
unset block is_slot_device ramdisk_compression patch_vbmeta_flag customdd slot_select no_block_display no_magisk_check;
|
|
|
|
# slot detection enabled by IS_SLOT_DEVICE=1 or auto (from anykernel.sh)
|
|
case $IS_SLOT_DEVICE in
|
|
1|auto)
|
|
SLOT=$(getprop ro.boot.slot_suffix 2>/dev/null);
|
|
[ "$SLOT" ] || SLOT=$(grep -o 'androidboot.slot_suffix=.*$' /proc/cmdline | cut -d\ -f1 | cut -d= -f2);
|
|
if [ ! "$SLOT" ]; then
|
|
SLOT=$(getprop ro.boot.slot 2>/dev/null);
|
|
[ "$SLOT" ] || SLOT=$(grep -o 'androidboot.slot=.*$' /proc/cmdline | cut -d\ -f1 | cut -d= -f2);
|
|
[ "$SLOT" ] && SLOT=_$SLOT;
|
|
fi;
|
|
[ "$SLOT" == "normal" ] && unset SLOT;
|
|
if [ "$SLOT" ]; then
|
|
if [ -d /postinstall/tmp -a ! "$SLOT_SELECT" ]; then
|
|
SLOT_SELECT=inactive;
|
|
fi;
|
|
case $SLOT_SELECT in
|
|
inactive)
|
|
case $SLOT in
|
|
_a) SLOT=_b;;
|
|
_b) SLOT=_a;;
|
|
esac;
|
|
;;
|
|
esac;
|
|
fi;
|
|
if [ ! "$SLOT" -a "$IS_SLOT_DEVICE" == 1 ]; then
|
|
abort "Unable to determine active slot. Aborting...";
|
|
fi;
|
|
;;
|
|
esac;
|
|
|
|
# clean up any template placeholder files
|
|
cd $AKHOME;
|
|
rm -f modules/system/lib/modules/placeholder patch/placeholder ramdisk/placeholder;
|
|
rmdir -p modules patch ramdisk 2>/dev/null;
|
|
|
|
# automate simple multi-partition setup for hdr_v4 boot + init_boot + vendor_kernel_boot (for dtb only until magiskboot supports hdr v4 vendor_ramdisk unpack/repack)
|
|
if [ -e "/dev/block/bootdevice/by-name/init_boot$SLOT" -a ! -f init_v4_setup ] && [ -f dtb -o -d vendor_ramdisk -o -d vendor_patch ]; then
|
|
echo "Setting up for simple automatic init_boot flashing..." >&2;
|
|
(mkdir boot-files;
|
|
mv -f Image* boot-files;
|
|
mkdir init_boot-files;
|
|
mv -f ramdisk patch init_boot-files;
|
|
mkdir vendor_kernel_boot-files;
|
|
mv -f dtb vendor_kernel_boot-files;
|
|
mv -f vendor_ramdisk vendor_kernel_boot-files/ramdisk;
|
|
mv -f vendor_patch vendor_kernel_boot-files/patch) 2>/dev/null;
|
|
touch init_v4_setup;
|
|
# automate simple multi-partition setup for hdr_v3+ boot + vendor_boot with dtb/dlkm (for v3 only until magiskboot supports hdr v4 vendor_ramdisk unpack/repack)
|
|
elif [ -e "/dev/block/bootdevice/by-name/vendor_boot$SLOT" -a ! -f vendor_v3_setup ] && [ -f dtb -o -d vendor_ramdisk -o -d vendor_patch ]; then
|
|
echo "Setting up for simple automatic vendor_boot flashing..." >&2;
|
|
(mkdir boot-files;
|
|
mv -f Image* ramdisk patch boot-files;
|
|
mkdir vendor_boot-files;
|
|
mv -f dtb vendor_boot-files;
|
|
mv -f vendor_ramdisk vendor_boot-files/ramdisk;
|
|
mv -f vendor_patch vendor_boot-files/patch) 2>/dev/null;
|
|
touch vendor_v3_setup;
|
|
fi;
|
|
|
|
# target block partition detection enabled by BLOCK=<partition filename> or auto (from anykernel.sh)
|
|
case $BLOCK in
|
|
/dev/*)
|
|
if [ "$SLOT" ] && [ -e "$BLOCK$SLOT" ]; then
|
|
target=$BLOCK$SLOT;
|
|
elif [ -e "$BLOCK" ]; then
|
|
target=$BLOCK;
|
|
fi;
|
|
;;
|
|
*)
|
|
# maintain brief lists of historic matching partition type names for boot, recovery and init_boot/ramdisk
|
|
plistboot="boot BOOT LNX android_boot bootimg KERN-A kernel KERNEL";
|
|
plistreco="recovery RECOVERY SOS android_recovery recovery_ramdisk";
|
|
plistinit="init_boot ramdisk";
|
|
case $BLOCK in
|
|
auto) parttype="$plistinit $plistboot";;
|
|
boot|kernel) parttype=$plistboot;;
|
|
recovery|recovery_ramdisk) parttype=$plistreco;;
|
|
init_boot|ramdisk) parttype=$plistinit;;
|
|
*) parttype=$BLOCK;;
|
|
esac;
|
|
for name in $parttype; do
|
|
for part in $name$SLOT $name; do
|
|
if [ "$(grep -w "$part" /proc/mtd 2>/dev/null)" ]; then
|
|
mtdmount=$(grep -w "$part" /proc/mtd);
|
|
mtdpart=$(echo "$mtdmount" | cut -d\" -f2);
|
|
if [ "$mtdpart" == "$part" ]; then
|
|
mtdname=$(echo "$mtdmount" | cut -d: -f1);
|
|
else
|
|
abort "Unable to determine mtd $BLOCK partition. Aborting...";
|
|
fi;
|
|
[ -e /dev/mtd/$mtdname ] && target=/dev/mtd/$mtdname;
|
|
elif [ -e /dev/block/by-name/$part ]; then
|
|
target=/dev/block/by-name/$part;
|
|
elif [ -e /dev/block/bootdevice/by-name/$part ]; then
|
|
target=/dev/block/bootdevice/by-name/$part;
|
|
elif [ -e /dev/block/platform/*/by-name/$part ]; then
|
|
target=/dev/block/platform/*/by-name/$part;
|
|
elif [ -e /dev/block/platform/*/*/by-name/$part ]; then
|
|
target=/dev/block/platform/*/*/by-name/$part;
|
|
elif [ -e /dev/$part ]; then
|
|
target=/dev/$part;
|
|
fi;
|
|
[ "$target" ] && break 2;
|
|
done;
|
|
done;
|
|
;;
|
|
esac;
|
|
if [ "$target" ]; then
|
|
BLOCK=$(ls $target 2>/dev/null);
|
|
else
|
|
abort "Unable to determine $BLOCK partition. Aborting...";
|
|
fi;
|
|
if [ ! "$NO_BLOCK_DISPLAY" ]; then
|
|
ui_print "$BLOCK";
|
|
fi;
|
|
|
|
# allow multi-partition ramdisk modifying configurations (using reset_ak)
|
|
name=$(basename $BLOCK | sed -e 's/_a$//' -e 's/_b$//');
|
|
if [ "$BLOCK" ] && [ ! -d "$RAMDISK" -a ! -d "$PATCH" ]; then
|
|
blockfiles=$AKHOME/$name-files;
|
|
if [ "$(ls $blockfiles 2>/dev/null)" ]; then
|
|
cp -af $blockfiles/* $AKHOME;
|
|
else
|
|
mkdir $blockfiles;
|
|
fi;
|
|
touch $blockfiles/current;
|
|
fi;
|
|
|
|
# run attributes function for current block if it exists
|
|
type attributes >/dev/null 2>&1 && attributes; # backwards compatibility
|
|
type ${name}_attributes >/dev/null 2>&1 && ${name}_attributes;
|
|
}
|
|
###
|
|
|
|
### end methods
|
|
|
|
setup_ak;
|