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/OPM8.190605.003/155956:userdebug/test-keys");
ui_print("Target: rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/190046:userdebug/test-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/155956:userdebug/test-keys" ||
    getprop("ro.build.fingerprint") == "rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/190046:userdebug/test-keys" ||
    abort("E3001: Package expects build fingerprint of rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/155956:userdebug/test-keys or rockchip/px30_evb/px30_evb:8.1.0/OPM8.190605.003/190046:userdebug/test-keys; this device has " + getprop("ro.build.fingerprint") + ".");
apply_patch_check("EMMC:/dev/block/by-name/boot:22267904:311bb83e6a5280a16ecff9153598fff5e5c6ac3f:22267904:082b6d83ce524193edb1b3b23eb7070ffd550167") || abort("E3005: \"EMMC:/dev/block/by-name/boot:22267904:311bb83e6a5280a16ecff9153598fff5e5c6ac3f:22267904:082b6d83ce524193edb1b3b23eb7070ffd550167\" has unexpected contents.");
apply_patch_space(85897216) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1("/dev/block/by-name/system", "38,1,203,214,382,6262,6270,7852,7856,7864,7867,7889,7892,7906,7909,7926,7929,11983,11986,11996,12001,12109,32770,32958,98306,98494,131073,139264,163842,164030,229378,229566,294914,295102,368446,387072,390122,390129,393216") == "35c794f0c7f8a8815a1965444bfa14235bf18f75" || 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", "38,1,203,214,382,6262,6270,7852,7856,7864,7867,7889,7892,7906,7909,7926,7929,11983,11986,11996,12001,12109,32770,32958,98306,98494,131073,139264,163842,164030,229378,229566,294914,295102,368446,387072,390122,390129,393216") && 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", "110,1,53,55,96,3079,3087,3126,3127,3404,3405,3406,3407,6947,6948,7213,7219,7301,7311,7598,7603,7839,7872,7978,7979,9182,9183,14090,14091,16417,16418,16464,16465,17550,17669,17675,17685,17694,17695,18171,18203,18282,18283,20672,20679,20754,20764,21353,21358,21572,21601,21691,21692,22077,22079,26407,27253,32768,32770,32817,32818,42519,42520,47324,47325,49545,49546,49601,49602,50613,50710,50717,50728,50738,50739,51199,51200,51430,51459,51494,51495,51661,51662,51667,51668,51866,51867,52069,52070,52462,52463,52807,52808,57274,57275,58849,58850,59267,59268,61141,61142,61143,61144,61539,61540,61840,66582,96760,97524,97531,98304") == "e4d201d2be308ce534a5874269ad4831b3ab3d50" || 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", "110,1,53,55,96,3079,3087,3126,3127,3404,3405,3406,3407,6947,6948,7213,7219,7301,7311,7598,7603,7839,7872,7978,7979,9182,9183,14090,14091,16417,16418,16464,16465,17550,17669,17675,17685,17694,17695,18171,18203,18282,18283,20672,20679,20754,20764,21353,21358,21572,21601,21691,21692,22077,22079,26407,27253,32768,32770,32817,32818,42519,42520,47324,47325,49545,49546,49601,49602,50613,50710,50717,50728,50738,50739,51199,51200,51430,51459,51494,51495,51661,51662,51667,51668,51866,51867,52069,52070,52462,52463,52807,52808,57274,57275,58849,58850,59267,59268,61141,61142,61143,61144,61539,61540,61840,66582,96760,97524,97531,98304") && 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", "24,1,36,37,39,2053,2060,4968,4969,5394,5396,7799,7801,8704,8705,8707,8739,32768,32770,32801,32802,64504,65014,65021,65536") == "23e87879e3f5c5e69035347d4772adf49210f81d" || 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", "24,1,36,37,39,2053,2060,4968,4969,5394,5396,7799,7801,8704,8705,8707,8739,32768,32770,32801,32802,64504,65014,65021,65536") && 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:22267904:311bb83e6a5280a16ecff9153598fff5e5c6ac3f:22267904:082b6d83ce524193edb1b3b23eb7070ffd550167",
            "-", 082b6d83ce524193edb1b3b23eb7070ffd550167, 22267904,
            311bb83e6a5280a16ecff9153598fff5e5c6ac3f,
            package_extract_file("patch/boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/boot:22267904:311bb83e6a5280a16ecff9153598fff5e5c6ac3f:22267904:082b6d83ce524193edb1b3b23eb7070ffd550167");
ui_print("Writing uboot loader img...");
package_extract_file("uboot.img", "/dev/block/by-name/uboot");
set_progress(1.000000);
