getprop("ro.product.device") == "px30_evb" || abort("E3004: This package is for \"px30_evb\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/135508:userdebug/test-keys");
ui_print("Target: rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/103237:userdebug/test-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/135508:userdebug/test-keys" ||
    getprop("ro.build.fingerprint") == "rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/103237:userdebug/test-keys" ||
    abort("E3001: Package expects build fingerprint of rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/135508:userdebug/test-keys or rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/103237:userdebug/test-keys; this device has " + getprop("ro.build.fingerprint") + ".");
apply_patch_check("EMMC:/dev/block/by-name/boot:22267904:8bb309e892c6280d06c85bbdcf5b54fada72fbc6:22267904:74d2fa43144d57d1d2f4c54853b8a30274aa9c41") || abort("E3005: \"EMMC:/dev/block/by-name/boot:22267904:8bb309e892c6280d06c85bbdcf5b54fada72fbc6:22267904:74d2fa43144d57d1d2f4c54853b8a30274aa9c41\" has unexpected contents.");
apply_patch_space(94453760) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1("/dev/block/by-name/system", "98,1,203,214,380,6262,6270,7852,7856,7864,7867,7889,7892,7906,7909,7926,7929,11983,11986,11996,12001,12109,12112,32768,32770,48376,48377,88259,88260,98304,98306,108163,109486,109489,110250,110539,110541,114819,114822,115088,115089,115091,115094,115393,115398,115413,115416,129256,129259,129288,129289,129293,129295,129306,129311,129941,129944,129999,130002,130013,130016,130027,130030,130126,130129,130267,130268,131072,131073,141366,141443,141450,141472,142475,142478,143719,144485,161841,163842,164030,185147,185150,229378,229566,294914,295102,343076,344348,353426,354763,361066,361494,378454,378455,382011,387072,390122,390129,393216") == "1066ca9a24b5ffec489dd9e7579bdb69d87a1806" || block_image_verify("/dev/block/by-name/system", package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat")) then
ui_print("Verified system image...");
else
check_first_block("/dev/block/by-name/system");
ifelse (block_image_recover("/dev/block/by-name/system", "98,1,203,214,380,6262,6270,7852,7856,7864,7867,7889,7892,7906,7909,7926,7929,11983,11986,11996,12001,12109,12112,32768,32770,48376,48377,88259,88260,98304,98306,108163,109486,109489,110250,110539,110541,114819,114822,115088,115089,115091,115094,115393,115398,115413,115416,129256,129259,129288,129289,129293,129295,129306,129311,129941,129944,129999,130002,130013,130016,130027,130030,130126,130129,130267,130268,131072,131073,141366,141443,141450,141472,142475,142478,143719,144485,161841,163842,164030,185147,185150,229378,229566,294914,295102,343076,344348,353426,354763,361066,361494,378454,378455,382011,387072,390122,390129,393216") && block_image_verify("/dev/block/by-name/system", package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat"), ui_print("system recovered successfully."), abort("E1004: system partition fails to recover"));
endif;
if (range_sha1("/dev/block/by-name/vendor", "18,1,53,55,96,3079,3087,3126,3127,3404,32770,32817,32818,36913,92611,96760,97524,97531,98304") == "0317a13beb05c00b759581d4cb6d89e13ec10ec3" || block_image_verify("/dev/block/by-name/vendor", package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat")) then
ui_print("Verified vendor image...");
else
check_first_block("/dev/block/by-name/vendor");
ifelse (block_image_recover("/dev/block/by-name/vendor", "18,1,53,55,96,3079,3087,3126,3127,3404,32770,32817,32818,36913,92611,96760,97524,97531,98304") && block_image_verify("/dev/block/by-name/vendor", package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat"), ui_print("vendor recovered successfully."), abort("E2004: vendor partition fails to recover"));
endif;
if (range_sha1("/dev/block/by-name/oem", "16,1,36,37,39,2053,2060,4968,8739,32768,32770,32801,32802,64504,65014,65021,65536") == "a17dc624003038e48a0d232fb4851f92486409ea" || block_image_verify("/dev/block/by-name/oem", package_extract_file("oem.transfer.list"), "oem.new.dat", "oem.patch.dat")) then
ui_print("Verified oem image...");
else
check_first_block("/dev/block/by-name/oem");
ifelse (block_image_recover("/dev/block/by-name/oem", "16,1,36,37,39,2053,2060,4968,8739,32768,32770,32801,32802,64504,65014,65021,65536") && block_image_verify("/dev/block/by-name/oem", package_extract_file("oem.transfer.list"), "oem.new.dat", "oem.patch.dat"), ui_print("oem recovered successfully."), abort("E2004: oem partition fails to recover"));
endif;

# ---- start making changes here ----

ui_print("Patching system image after verification.");
show_progress(0.800000, 0);
block_image_update("/dev/block/by-name/system", package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat") ||
  abort("E1001: Failed to update system image.");
ui_print("Patching vendor image after verification.");
show_progress(0.100000, 0);
block_image_update("/dev/block/by-name/vendor", package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat") ||
  abort("E2001: Failed to update vendor image.");
ui_print("Patching oem image after verification.");
show_progress(0.100000, 0);
block_image_update("/dev/block/by-name/oem", package_extract_file("oem.transfer.list"), "oem.new.dat", "oem.patch.dat") ||
  abort("E2001: Failed to update oem image.");
ui_print("Patching boot image...");
show_progress(0.100000, 10);
apply_patch("EMMC:/dev/block/by-name/boot:22267904:8bb309e892c6280d06c85bbdcf5b54fada72fbc6:22267904:74d2fa43144d57d1d2f4c54853b8a30274aa9c41",
            "-", 74d2fa43144d57d1d2f4c54853b8a30274aa9c41, 22267904,
            8bb309e892c6280d06c85bbdcf5b54fada72fbc6,
            package_extract_file("patch/boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/boot:22267904:8bb309e892c6280d06c85bbdcf5b54fada72fbc6:22267904:74d2fa43144d57d1d2f4c54853b8a30274aa9c41");
ui_print("Writing uboot loader img...");
package_extract_file("uboot.img", "/dev/block/by-name/uboot");
set_progress(1.000000);
