getprop("ro.product.device") == "grus" || abort("E3004: This package is for \"grus\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.1.0.QFBRUXM:user/release-keys");
ui_print("Target: Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.2.0.QFBRUXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.1.0.QFBRUXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.2.0.QFBRUXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.1.0.QFBRUXM:user/release-keys or Xiaomi/grus_ru/grus:10/QKQ1.190828.002/V12.0.2.0.QFBRUXM: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:134217728:f327820e63e062ea910e33c27169fd2af3778d31",
                      "EMMC:/dev/block/bootdevice/by-name/boot:134217728:9466c26c8e0a129adad2b0dd4c2d72dd4dd61db3") ||
    abort("E3005: \"EMMC:/dev/block/bootdevice/by-name/boot:134217728:f327820e63e062ea910e33c27169fd2af3778d31\" or \"EMMC:/dev/block/bootdevice/by-name/boot:134217728:9466c26c8e0a129adad2b0dd4c2d72dd4dd61db3\" has unexpected contents.");
apply_patch_space(134217728) || 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", "166,1,572,728,742,772,779,781,782,1028,1033,1035,1036,1142,1143,1628,1629,2317,2318,2320,2322,2323,2324,2339,2340,2521,2534,2566,2709,3661,3692,3694,3695,3699,3700,3708,3709,3710,3711,5030,5234,5544,5814,6294,6415,8562,8592,9068,9069,9071,9477,9479,9480,10476,10478,16417,16418,16551,16552,19321,19323,20331,21807,25589,25591,26941,28805,32768,32770,32990,32991,34757,34758,34760,34762,34821,34822,34955,34957,35025,65537,66042,98306,98526,98527,99032,108222,108750,123386,123705,131073,131578,163842,164062,164063,164568,196609,197114,229378,229598,229599,230104,262145,262650,294914,295134,295135,295640,327681,328186,335676,335818,360449,360954,393217,393722,425985,426490,450501,452398,452399,452548,452656,452657,456016,458752,458753,460301,491521,492026,510392,510472,510549,510622,520417,520419,524289,524794,557057,557562,589825,590330,622593,623098,655361,655866,688129,688634,720897,721402,753665,754170,786433,786938,819202,819422,819423,819928,837792,884736,884738,884958,884959,903007,917316,917503,917504") == "a7c16baceb2f4ca3f90bef4bc59113689f43ddf5" || 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", "166,1,572,728,742,772,779,781,782,1028,1033,1035,1036,1142,1143,1628,1629,2317,2318,2320,2322,2323,2324,2339,2340,2521,2534,2566,2709,3661,3692,3694,3695,3699,3700,3708,3709,3710,3711,5030,5234,5544,5814,6294,6415,8562,8592,9068,9069,9071,9477,9479,9480,10476,10478,16417,16418,16551,16552,19321,19323,20331,21807,25589,25591,26941,28805,32768,32770,32990,32991,34757,34758,34760,34762,34821,34822,34955,34957,35025,65537,66042,98306,98526,98527,99032,108222,108750,123386,123705,131073,131578,163842,164062,164063,164568,196609,197114,229378,229598,229599,230104,262145,262650,294914,295134,295135,295640,327681,328186,335676,335818,360449,360954,393217,393722,425985,426490,450501,452398,452399,452548,452656,452657,456016,458752,458753,460301,491521,492026,510392,510472,510549,510622,520417,520419,524289,524794,557057,557562,589825,590330,622593,623098,655361,655866,688129,688634,720897,721402,753665,754170,786433,786938,819202,819422,819423,819928,837792,884736,884738,884958,884959,903007,917316,917503,917504") && 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", "76,1,257,602,610,620,621,702,703,767,768,770,771,773,784,789,790,792,793,801,802,1197,1247,1333,1334,1385,1425,2393,2396,2418,3165,4337,4338,4496,4497,5188,5189,5870,5871,6804,32770,32864,32865,33370,65537,66042,98306,98400,98401,98906,131073,131578,163842,163936,163937,164442,196609,197114,229378,229472,229473,229978,262145,262650,294914,295008,295009,295514,327681,328186,332556,360448,360449,386991,393125,393215,393216") == "7fb98f36c401393fd7bef8b2251568077b1353de" || 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", "76,1,257,602,610,620,621,702,703,767,768,770,771,773,784,789,790,792,793,801,802,1197,1247,1333,1334,1385,1425,2393,2396,2418,3165,4337,4338,4496,4497,5188,5189,5870,5871,6804,32770,32864,32865,33370,65537,66042,98306,98400,98401,98906,131073,131578,163842,163936,163937,164442,196609,197114,229378,229472,229473,229978,262145,262650,294914,295008,295009,295514,327681,328186,332556,360448,360449,386991,393125,393215,393216") && 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:134217728:f327820e63e062ea910e33c27169fd2af3778d31",
                "EMMC:/dev/block/bootdevice/by-name/boot:134217728:9466c26c8e0a129adad2b0dd4c2d72dd4dd61db3",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/bootdevice/by-name/boot:134217728:9466c26c8e0a129adad2b0dd4c2d72dd4dd61db3");

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

ui_print("Patching firmware images...");
package_extract_file("firmware-update/cmnlib64.mbn", "/dev/block/bootdevice/by-name/cmnlib64");
package_extract_file("firmware-update/imagefv.elf", "/dev/block/bootdevice/by-name/imagefv");
package_extract_file("firmware-update/cmnlib.mbn", "/dev/block/bootdevice/by-name/cmnlib");
package_extract_file("firmware-update/hyp.mbn", "/dev/block/bootdevice/by-name/hyp");
package_extract_file("firmware-update/BTFM.bin", "/dev/block/bootdevice/by-name/bluetooth");
package_extract_file("firmware-update/tz.mbn", "/dev/block/bootdevice/by-name/tz");
package_extract_file("firmware-update/aop.mbn", "/dev/block/bootdevice/by-name/aop");
package_extract_file("firmware-update/xbl_config.elf", "/dev/block/bootdevice/by-name/xbl_config");
package_extract_file("firmware-update/keymaster64.mbn", "/dev/block/bootdevice/by-name/keymaster");
package_extract_file("firmware-update/NON-HLOS.bin", "/dev/block/bootdevice/by-name/modem");
package_extract_file("firmware-update/qupv3fw.elf", "/dev/block/bootdevice/by-name/qupfw");
package_extract_file("firmware-update/abl.elf", "/dev/block/bootdevice/by-name/abl");
package_extract_file("firmware-update/dspso.bin", "/dev/block/bootdevice/by-name/dsp");
package_extract_file("firmware-update/devcfg.mbn", "/dev/block/bootdevice/by-name/devcfg");
package_extract_file("firmware-update/storsec.mbn", "/dev/block/bootdevice/by-name/storsec");
package_extract_file("firmware-update/xbl.elf", "/dev/block/bootdevice/by-name/xbl");
package_extract_file("firmware-update/cmnlib64.mbn", "/dev/block/bootdevice/by-name/cmnlib64bak");
package_extract_file("firmware-update/imagefv.elf", "/dev/block/bootdevice/by-name/imagefvbak");
package_extract_file("firmware-update/cmnlib.mbn", "/dev/block/bootdevice/by-name/cmnlibbak");
package_extract_file("firmware-update/hyp.mbn", "/dev/block/bootdevice/by-name/hypbak");
package_extract_file("firmware-update/tz.mbn", "/dev/block/bootdevice/by-name/tzbak");
package_extract_file("firmware-update/aop.mbn", "/dev/block/bootdevice/by-name/aopbak");
package_extract_file("firmware-update/xbl_config.elf", "/dev/block/bootdevice/by-name/xbl_configbak");
package_extract_file("firmware-update/keymaster64.mbn", "/dev/block/bootdevice/by-name/keymasterbak");
package_extract_file("firmware-update/qupv3fw.elf", "/dev/block/bootdevice/by-name/qupfwbak");
package_extract_file("firmware-update/abl.elf", "/dev/block/bootdevice/by-name/ablbak");
package_extract_file("firmware-update/devcfg.mbn", "/dev/block/bootdevice/by-name/devcfgbak");
package_extract_file("firmware-update/storsec.mbn", "/dev/block/bootdevice/by-name/storsecbak");
package_extract_file("firmware-update/xbl.elf", "/dev/block/bootdevice/by-name/xblbak");
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/dtbo.img", "/dev/block/bootdevice/by-name/dtbo");
package_extract_file("firmware-update/logo.img", "/dev/block/bootdevice/by-name/logo");
package_extract_file("firmware-update/vbmeta.img", "/dev/block/bootdevice/by-name/vbmeta");
