META-INF/com/google/android/updater-binary
  * bootable/recovery/updater
META-INF/com/google/android/updater-script
  * /home/suapapa/workspace/mirrors/cm7/vendor/cyanogen/prebuilt/common/bin/backuptool.sh
<code>
assert(getprop("ro.product.device") == "passion" || getprop("ro.build.product") == "passion" || getprop("ro.product.board") == "passion");
package_extract_file("system/bin/backuptool.sh", "/tmp/backuptool.sh");
set_perm(0, 0, 0777, "/tmp/backuptool.sh");
run_program("/tmp/backuptool.sh", "backup");
show_progress(0.500000, 0);
format("yaffs2", "MTD", "system");
mount("yaffs2", "MTD", "system", "/system");
package_extract_dir("recovery", "/system");
package_extract_dir("system", "/system");
symlink("busybox", "/system/xbin/[", "/system/xbin/[[",
        "/system/xbin/arp", "/system/xbin/ash", "/system/xbin/awk",
        "/system/xbin/basename", "/system/xbin/bbconfig", "/system/xbin/brctl",
        ...
        "/system/bin/wipe");
set_perm_recursive(0, 0, 0755, 0644, "/system");
set_perm_recursive(0, 2000, 0755, 0755, "/system/bin");
set_perm(0, 3003, 02750, "/system/bin/netcfg");
set_perm(0, 3004, 02755, "/system/bin/ping");
set_perm(0, 2000, 06750, "/system/bin/run-as");
set_perm(1000, 1003, 02755, "/system/bin/screenshot");
set_perm_recursive(1002, 1002, 0755, 0440, "/system/etc/bluetooth");
set_perm(0, 0, 0755, "/system/etc/bluetooth");
set_perm(1000, 1000, 0640, "/system/etc/bluetooth/auto_pairing.conf");
set_perm(3002, 3002, 0444, "/system/etc/bluetooth/blacklist.conf");
set_perm(1002, 1002, 0440, "/system/etc/dbus.conf");
set_perm(1014, 2000, 0550, "/system/etc/dhcpcd/dhcpcd-run-hooks");
set_perm_recursive(0, 2000, 0755, 0750, "/system/etc/init.d");
set_perm(0, 0, 0755, "/system/etc/init.d");
set_perm(0, 2000, 0550, "/system/etc/init.goldfish.sh");
set_perm(0, 0, 0544, "/system/etc/install-recovery.sh");
set_perm_recursive(0, 0, 0755, 0555, "/system/etc/ppp");
set_perm_recursive(0, 2000, 0755, 0644, "/system/vendor");
set_perm_recursive(0, 0, 0755, 0644, "/system/vendor/firmware");
set_perm(0, 2000, 0755, "/system/vendor/firmware");
set_perm_recursive(0, 2000, 0755, 0755, "/system/xbin");
set_perm(0, 0, 06755, "/system/xbin/hcitool");
set_perm(0, 0, 06755, "/system/xbin/librank");
set_perm(0, 0, 06755, "/system/xbin/procmem");
set_perm(0, 0, 06755, "/system/xbin/procrank");
set_perm(0, 0, 06755, "/system/xbin/su");
set_perm(0, 0, 06755, "/system/xbin/tcpdump");
show_progress(0.200000, 0);
show_progress(0.200000, 10);
package_extract_file("system/bin/backuptool.sh", "/tmp/backuptool.sh");
set_perm(0, 0, 0777, "/tmp/backuptool.sh");
run_program("/tmp/backuptool.sh", "restore");
package_extract_file("system/bin/modelid_cfg.sh", "/tmp/modelid_cfg.sh");
set_perm(0, 0, 0777, "/tmp/modelid_cfg.sh");
run_program("/tmp/modelid_cfg.sh");
package_extract_file("system/bin/verify_cache_partition_size.sh", "/tmp/verify_cache_partition_size.sh");
set_perm(0, 0, 0777, "/tmp/verify_cache_partition_size.sh");
run_program("/tmp/verify_cache_partition_size.sh");
show_progress(0.200000, 10);
assert(package_extract_file("boot.img", "/tmp/boot.img"),
       write_raw_image("/tmp/boot.img", "boot"),
       delete("/tmp/boot.img"));
show_progress(0.100000, 0);
unmount("/system");
</code>
====== references ======
  *[[http://www.robmcghee.com/android/creating-an-android-update-zip-package/|Creating an Android Update.zip Package]]
  *[[http://android-dls.com/wiki/index.php?title=HOWTO:_Unpack%2C_Edit%2C_and_Re-Pack_Boot_Images|HOWTO: Unpack, Edit, and Re-Pack Boot Images]]