getprop("ro.product.device") == "davinci" || abort("E3004: This package is for \"davinci\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.1.0.RFJCNXM:user/release-keys");
ui_print("Target: Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.2.0.RFJCNXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.1.0.RFJCNXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.2.0.RFJCNXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.1.0.RFJCNXM:user/release-keys or Xiaomi/davinci/davinci:11/RKQ1.200826.002/V12.5.2.0.RFJCNXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
patch_partition_check(concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:a5c523d404ba67148d68d5674fa3fc45fe811ea6"),
                      concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:5aed777e3aad6ccb498f9969e283d256038dacff")) ||
    abort(concat("E3005: \"",concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:a5c523d404ba67148d68d5674fa3fc45fe811ea6"),"\" or \"",concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:5aed777e3aad6ccb498f9969e283d256038dacff"),"\" has unexpected contents."));
apply_patch_space(181133312) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1("/dev/block/bootdevice/by-name/system", "120,1,388,508,522,530,32771,33276,34475,35566,35567,35569,35571,35572,35573,35584,65537,66042,68257,68871,69172,70255,70256,70258,70260,70310,70313,70319,70320,70497,98307,98812,108594,108647,110190,110333,131073,131578,150174,150423,160518,163840,163843,164975,196609,197114,229379,229884,230234,238226,248651,255614,262145,262650,284902,287185,287982,292610,294915,295420,297249,301693,307594,307596,327681,328186,360449,360954,375070,375084,393217,393722,406409,406496,414040,414166,424910,424934,425985,426490,454553,454572,458753,459258,471971,472225,491521,492026,524289,524794,557057,557562,589825,590330,593524,593642,622593,623098,655361,655866,688129,688634,706872,709067,720897,721402,753665,754170,786433,786938,819203,819708,851969,852474,879929,884736,884739,903007,917316,917503,917504") == "7aa8bbbed3a267a256cc90142c84f4b02ff3401e" || 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", "120,1,388,508,522,530,32771,33276,34475,35566,35567,35569,35571,35572,35573,35584,65537,66042,68257,68871,69172,70255,70256,70258,70260,70310,70313,70319,70320,70497,98307,98812,108594,108647,110190,110333,131073,131578,150174,150423,160518,163840,163843,164975,196609,197114,229379,229884,230234,238226,248651,255614,262145,262650,284902,287185,287982,292610,294915,295420,297249,301693,307594,307596,327681,328186,360449,360954,375070,375084,393217,393722,406409,406496,414040,414166,424910,424934,425985,426490,454553,454572,458753,459258,471971,472225,491521,492026,524289,524794,557057,557562,589825,590330,593524,593642,622593,623098,655361,655866,688129,688634,706872,709067,720897,721402,753665,754170,786433,786938,819203,819708,851969,852474,879929,884736,884739,903007,917316,917503,917504") && 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", "82,1,194,508,515,525,526,604,609,2283,2284,2288,2289,2351,2352,2354,2358,2597,2598,2601,2602,2605,2606,2615,2616,2650,2658,3101,3108,3139,3145,3288,3339,3441,3442,4846,5650,5872,5873,6297,6300,14459,14460,14472,14473,15399,15400,16034,16035,17025,17033,19286,19287,32768,32771,47638,47640,55036,65537,66042,98307,98812,131073,131578,163843,164348,196609,197114,229379,229884,262145,262650,294915,295420,327681,328186,345249,360448,360449,386991,393125,393215,393216") == "9b399c85fa4238f2a7b5bf9247a99e9d13e850d4" || 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", "82,1,194,508,515,525,526,604,609,2283,2284,2288,2289,2351,2352,2354,2358,2597,2598,2601,2602,2605,2606,2615,2616,2650,2658,3101,3108,3139,3145,3288,3339,3441,3442,4846,5650,5872,5873,6297,6300,14459,14460,14472,14473,15399,15400,16034,16035,17025,17033,19286,19287,32768,32771,47638,47640,55036,65537,66042,98307,98812,131073,131578,163843,164348,196609,197114,229379,229884,262145,262650,294915,295420,327681,328186,345249,360448,360449,386991,393125,393215,393216") && 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 ----


# ---- 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/BTFM.bin", "/dev/block/bootdevice/by-name/bluetooth");
package_extract_file("firmware-update/km4.mbn", "/dev/block/bootdevice/by-name/keymaster");
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/storsec.mbn", "/dev/block/bootdevice/by-name/storsec");
package_extract_file("firmware-update/uefi_sec.mbn", "/dev/block/bootdevice/by-name/uefisecapp");
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/xbl.elf", "/dev/block/bootdevice/by-name/xbl");
package_extract_file("firmware-update/hyp.mbn", "/dev/block/bootdevice/by-name/hyp");
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/km4.mbn", "/dev/block/bootdevice/by-name/keymasterbak");
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/uefi_sec.mbn", "/dev/block/bootdevice/by-name/uefisecappbak");
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/xbl.elf", "/dev/block/bootdevice/by-name/xblbak");
package_extract_file("firmware-update/hyp.mbn", "/dev/block/bootdevice/by-name/hypbak");
ui_print("Patching system image after verification.");
show_progress(0.800000, 0);
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.");
show_progress(0.100000, 0);
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.");
ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition(concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:a5c523d404ba67148d68d5674fa3fc45fe811ea6"),
                concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:5aed777e3aad6ccb498f9969e283d256038dacff"),
                package_extract_file("boot.img.p")) ||
    abort(concat(        "E3008: Failed to apply patch to ",concat("EMMC:","/dev/block/bootdevice/by-name/boot",":134217728:5aed777e3aad6ccb498f9969e283d256038dacff")));

# ---- 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/vbmeta.img", "/dev/block/bootdevice/by-name/vbmeta");
set_progress(1.000000);
