anykernel.sh

### AnyKernel3 Ramdisk Mod Script
## osm0sis @ xda-developers

### AnyKernel setup
# global properties
properties() { '
kernel.string=Spiteful Kernel by @vbajs
do.devicecheck=1
do.modules=0
do.systemless=1
do.cleanup=1
do.cleanuponabort=0
device.name1=sweet
device.name2=sweetin
supported.versions=
supported.patchlevels=
supported.vendorpatchlevels=
'; }

### AnyKernel install
# boot shell variables
block=/dev/block/bootdevice/by-name/boot
is_slot_device=0
ramdisk_compression=auto
patch_vbmeta_flag=auto

# import functions/variables and setup patching
. tools/ak3-core.sh

# Archive and kernel image definitions
ARCHIVE="$AKHOME/Image.7z"
EXTRACT_DIR="$AKHOME/tmp_kernel"
KERNEL_NONKSU="Image"
KERNEL_RKSU="rksu-Image"
KERNEL_KSUN="ksun-Image"

# Dummy files
DUMMY_NONKSU="$AKHOME/NONKSU"
DUMMY_RKSU="$AKHOME/RKSU"
DUMMY_KSUN="$AKHOME/KSUN"

SELECTED_KERNEL=""

# ================================================
# Step 1: Extract Archive
# ================================================
ui_print "==============================================="
ui_print "          EXTRACTING KERNEL ARCHIVE"
ui_print "==============================================="

mkdir -p "$EXTRACT_DIR"
chmod 755 "$AKHOME/tools/7za"
ui_print "[==========          ] 33%..."
"$AKHOME/tools/7za" x "$ARCHIVE" -o"$EXTRACT_DIR"
ui_print "[==================  ] 66%..."
sleep 0.5
ui_print "[====================] 100%"
ui_print "DONE: Extraction complete"

# ================================================
# Force NONKSU when Magisk is detected
# ================================================
if [ -f /data/adb/magisk/magisk ]; then
   ui_print "WARNING: Magisk found! Creating NONKSU trigger"
   ui_print "IT IS NOT RECOMMENDED TO HAVE KSU AND MAGISK AT THE SAME TIME!!"
   ui_print "If you want KSU, please uninstall Magisk completely, and then reflash kernel zip."
   touch $AKHOME/NONKSU
fi

# ================================================
# Step 2: Dummy File Detection
# ================================================
ui_print "==============================================="
ui_print "             DETECTING KERNEL TYPE"
ui_print "==============================================="

count=0
[ -f "$DUMMY_NONKSU" ] && count=$((count + 1))
[ -f "$DUMMY_KSU" ] && count=$((count + 1))
[ -f "$DUMMY_SUSFS" ] && count=$((count + 1))

if [ "$count" -gt 1 ]; then
  ui_print "ERROR: More than one dummy trigger found!"
  rm -rf "$EXTRACT_DIR"
  exit 1
elif [ "$count" -eq 1 ]; then
  if [ -f "$DUMMY_RKSU" ]; then
    ui_print "TRIGGER DETECTED: RKSU -> RissuKSU"
    SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_RKSU"
  elif [ -f "$DUMMY_KSUN" ]; then
    ui_print "TRIGGER DETECTED: KSUN -> KernelSU-Next + SUSFS 1.5.12"
    SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_KSUN"
  else
    ui_print "TRIGGER DETECTED: NONKSU -> Non-root"
    SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_NONKSU"
  fi
else
  # ================================================
  # Step 3: Volume Key Selector
  # ================================================
  ui_print "==============================================="
  ui_print "         VOLUME KEY SELECTION MODE"
  ui_print "==============================================="

  selection=1
  ui_print " "
  ui_print "Select Image to flash"
  ui_print "USE VOLUME + TO CYCLE, VOLUME - TO SELECT"
  ui_print "TIMEOUT: 10 SECONDS"
  ui_print " "
  ui_print "1. Non-root (DEFAULT)"
  ui_print "2. RissuKSU"
  ui_print "3. KenelSU-Next + SUSFS 1.5.12"
  ui_print " "
  ui_print "CURRENT SELECTION: Non-root"

  start_time=$(date +%s)
  timeout=10

  while true; do
    keyevent=$(getevent -lc 1 2>/dev/null | grep "KEY_" | head -n 1 | awk '{print $3}')
    now=$(date +%s)
    elapsed=$((now - start_time))

    if [ "$elapsed" -ge "$timeout" ]; then
      ui_print "TIMEOUT REACHED. ABORTING!"
      rm -rf "$EXTRACT_DIR"
      exit 1
    fi

    case "$keyevent" in
    KEY_VOLUMEUP)
      selection=$(((selection % 3) + 1))
      case $selection in
      1) ui_print "CURRENT SELECTION: Non-root" ;;
      2) ui_print "CURRENT SELECTION: RissuKSU" ;;
      3) ui_print "CURRENT SELECTION: KernelSU-Next + SUSFS 1.5.12" ;;
      esac
      start_time=$(date +%s)
      sleep 0.5
      ;;
    KEY_VOLUMEDOWN)
      case $selection in
      1)
        ui_print "SELECTED: Non-root"
        SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_NONKSU"
        ;;
      2)
        ui_print "SELECTED: RissuKSU"
        SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_RKSU"
        ;;
      3)
        ui_print "SELECTED: KernelSU-Next + SUSFS 1.5.12"
        SELECTED_KERNEL="$EXTRACT_DIR/$KERNEL_KSUN"
        ;;
      esac
      break
      ;;
    esac
  done
fi

# ================================================
# Step 4: Compress Selected Kernel
# ================================================
ui_print "==============================================="
ui_print "        COMPRESSING SELECTED KERNEL"
ui_print "==============================================="

if [ -f "$SELECTED_KERNEL" ]; then
  ui_print "GZIPPING IMAGE..."
  gzip -c "$SELECTED_KERNEL" > "$AKHOME/Image.gz"
  ui_print "SUCCESS: IMAGE SAVED AS Image.gz"
else
  ui_print "ERROR: SELECTED KERNEL IMAGE NOT FOUND"
  rm -rf "$EXTRACT_DIR"
  exit 1
fi

# ================================================
# Step 6: Clean Temporary Files
# ================================================
ui_print "==============================================="
ui_print "           CLEANING TEMPORARY FILES"
ui_print "==============================================="

rm -rf "$EXTRACT_DIR"

## boot files attributes
boot_attributes() {
  set_perm_recursive 0 0 755 644 $ramdisk/*
  set_perm_recursive 0 0 750 750 $ramdisk/init* $ramdisk/sbin
}

# boot install
dump_boot; # use split_boot to skip ramdisk unpack, e.g. for devices with init_boot ramdisk

write_boot; # use flash_boot to skip ramdisk repack, e.g. for devices with init_boot ramdisk
## end boot install