getprop("ro.product.device") == "perseus" || abort("E3004: This package is for \"perseus\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.1.0.QEECNXM:user/release-keys");
ui_print("Target: Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.3.0.QEECNXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.1.0.QEECNXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.3.0.QEECNXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.1.0.QEECNXM:user/release-keys or Xiaomi/perseus/perseus:10/QKQ1.190828.002/V12.0.3.0.QEECNXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
show_progress(0.100000, 10);
patch_partition_check("EMMC:/dev/block/bootdevice/by-name/boot:67108864:0c90ad54e25fd14b2d9c69f75b62fceb43fa4fdd",
                      "EMMC:/dev/block/bootdevice/by-name/boot:67108864:70b2a962b8b388f90ba049b935655ef845fc256e") ||
    abort("E3005: \"EMMC:/dev/block/bootdevice/by-name/boot:67108864:0c90ad54e25fd14b2d9c69f75b62fceb43fa4fdd\" or \"EMMC:/dev/block/bootdevice/by-name/boot:67108864:70b2a962b8b388f90ba049b935655ef845fc256e\" has unexpected contents.");
apply_patch_space(168611840) || abort("E3006: Not enough free space on /cache to apply patches.");
show_progress(0.100000, 70);
if (range_sha1("/dev/block/bootdevice/by-name/system", "142,1,616,728,742,774,781,783,784,1030,1035,1037,1038,1144,1145,1629,1630,2318,2319,2321,2323,2324,2325,2340,2341,2522,2535,2567,2710,3664,3695,3697,3698,3702,3703,3711,3712,3713,3714,5033,5237,5547,5817,6199,6244,6297,6418,7253,7298,8565,8595,9071,9072,9074,9480,9482,9483,9501,32770,32990,32991,33496,65537,66042,67248,83226,98306,98526,98527,99032,131073,131578,151822,152350,163842,164062,164063,164568,196609,197114,229378,229598,229599,230104,239839,240631,262145,262650,294914,295134,295135,295640,327681,328186,360449,360954,393217,393722,425985,426490,458753,459258,491521,492026,524289,524794,557057,557562,589825,590330,609535,611093,615530,615531,615542,615543,615593,615595,615636,615637,622593,623098,655361,655866,688129,688634,720897,721402,753665,754170,786433,786938,809154,819200,819202,884736,884738,884958,884959,903007,917316,917503,917504") == "018ab721178044a3a023622a09ed1b1253509805" || block_image_verify("/dev/block/bootdevice/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/bootdevice/by-name/system");
ifelse (block_image_recover("/dev/block/bootdevice/by-name/system", "142,1,616,728,742,774,781,783,784,1030,1035,1037,1038,1144,1145,1629,1630,2318,2319,2321,2323,2324,2325,2340,2341,2522,2535,2567,2710,3664,3695,3697,3698,3702,3703,3711,3712,3713,3714,5033,5237,5547,5817,6199,6244,6297,6418,7253,7298,8565,8595,9071,9072,9074,9480,9482,9483,9501,32770,32990,32991,33496,65537,66042,67248,83226,98306,98526,98527,99032,131073,131578,151822,152350,163842,164062,164063,164568,196609,197114,229378,229598,229599,230104,239839,240631,262145,262650,294914,295134,295135,295640,327681,328186,360449,360954,393217,393722,425985,426490,458753,459258,491521,492026,524289,524794,557057,557562,589825,590330,609535,611093,615530,615531,615542,615543,615593,615595,615636,615637,622593,623098,655361,655866,688129,688634,720897,721402,753665,754170,786433,786938,809154,819200,819202,884736,884738,884958,884959,903007,917316,917503,917504") && block_image_verify("/dev/block/bootdevice/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/bootdevice/by-name/vendor", "38,1,222,570,578,588,8459,8471,11073,13669,19100,19101,32770,32832,32833,33338,65537,66042,98306,98368,98369,98874,131073,131578,163842,163904,163905,164410,196609,197114,229378,229440,229441,229946,239055,257987,262077,262143,262144") == "ba8d715693f4032bab6627eeb970499f17f70c3c" || block_image_verify("/dev/block/bootdevice/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/bootdevice/by-name/vendor");
ifelse (block_image_recover("/dev/block/bootdevice/by-name/vendor", "38,1,222,570,578,588,8459,8471,11073,13669,19100,19101,32770,32832,32833,33338,65537,66042,98306,98368,98369,98874,131073,131578,163842,163904,163905,164410,196609,197114,229378,229440,229441,229946,239055,257987,262077,262143,262144") && block_image_verify("/dev/block/bootdevice/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;

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

ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition("EMMC:/dev/block/bootdevice/by-name/boot:67108864:0c90ad54e25fd14b2d9c69f75b62fceb43fa4fdd",
                "EMMC:/dev/block/bootdevice/by-name/boot:67108864:70b2a962b8b388f90ba049b935655ef845fc256e",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/bootdevice/by-name/boot:67108864:70b2a962b8b388f90ba049b935655ef845fc256e");

# ---- radio update tasks ----

ui_print("Patching firmware images...");
package_extract_file("firmware-update/dsp.img", "/dev/block/bootdevice/by-name/dsp");
package_extract_file("firmware-update/cmnlib64.img", "/dev/block/bootdevice/by-name/cmnlib64_a");
package_extract_file("firmware-update/aop.img", "/dev/block/bootdevice/by-name/aop_a");
package_extract_file("firmware-update/devcfg.img", "/dev/block/bootdevice/by-name/devcfg_a");
package_extract_file("firmware-update/qupfw.img", "/dev/block/bootdevice/by-name/qupfw_a");
package_extract_file("firmware-update/tz.img", "/dev/block/bootdevice/by-name/tz_a");
package_extract_file("firmware-update/storsec.img", "/dev/block/bootdevice/by-name/storsec_a");
package_extract_file("firmware-update/keymaster.img", "/dev/block/bootdevice/by-name/keymaster_a");
package_extract_file("firmware-update/bluetooth.img", "/dev/block/bootdevice/by-name/bluetooth");
package_extract_file("firmware-update/xbl.img", "/dev/block/bootdevice/by-name/xbl_a");
package_extract_file("firmware-update/modem.img", "/dev/block/bootdevice/by-name/modem");
package_extract_file("firmware-update/abl.elf", "/dev/block/bootdevice/by-name/abl_a");
package_extract_file("firmware-update/xbl_config.img", "/dev/block/bootdevice/by-name/xbl_config_a");
package_extract_file("firmware-update/cmnlib.img", "/dev/block/bootdevice/by-name/cmnlib_a");
package_extract_file("firmware-update/hyp.img", "/dev/block/bootdevice/by-name/hyp_a");
package_extract_file("firmware-update/cmnlib64.img", "/dev/block/bootdevice/by-name/cmnlib64_b");
package_extract_file("firmware-update/aop.img", "/dev/block/bootdevice/by-name/aop_b");
package_extract_file("firmware-update/devcfg.img", "/dev/block/bootdevice/by-name/devcfg_b");
package_extract_file("firmware-update/qupfw.img", "/dev/block/bootdevice/by-name/qupfw_b");
package_extract_file("firmware-update/tz.img", "/dev/block/bootdevice/by-name/tz_b");
package_extract_file("firmware-update/storsec.img", "/dev/block/bootdevice/by-name/storsec_b");
package_extract_file("firmware-update/keymaster.img", "/dev/block/bootdevice/by-name/keymaster_b");
package_extract_file("firmware-update/xbl.img", "/dev/block/bootdevice/by-name/xbl_b");
package_extract_file("firmware-update/abl.elf", "/dev/block/bootdevice/by-name/abl_b");
package_extract_file("firmware-update/xbl_config.img", "/dev/block/bootdevice/by-name/xbl_config_b");
package_extract_file("firmware-update/cmnlib.img", "/dev/block/bootdevice/by-name/cmnlib_b");
package_extract_file("firmware-update/hyp.img", "/dev/block/bootdevice/by-name/hyp_b");
show_progress(0.600000, 600);
ui_print("Patching system image after verification.");
block_image_update("/dev/block/bootdevice/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.");
block_image_update("/dev/block/bootdevice/by-name/vendor", package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat") ||
  abort("E2001: Failed to update vendor image.");
show_progress(0.100000, 2);

# ---- radio update tasks 2 ----

ui_print("Patching vbmeta dtbo logo binimages...");
package_extract_file("firmware-update/vbmeta.img", "/dev/block/bootdevice/by-name/vbmeta");
package_extract_file("firmware-update/dtbo.img", "/dev/block/bootdevice/by-name/dtbo");
