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_eea/davinci:9/PKQ1.190302.001/V10.3.6.0.PFJEUXM:user/release-keys");
ui_print("Target: Xiaomi/davinci_eea/davinci:9/PKQ1.190302.001/V10.3.7.0.PFJEUXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Xiaomi/davinci_eea/davinci:9/PKQ1.190302.001/V10.3.6.0.PFJEUXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Xiaomi/davinci_eea/davinci:9/PKQ1.190302.001/V10.3.7.0.PFJEUXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Xiaomi/davinci_eea/davinci:9/PKQ1.190302.001/V10.3.6.0.PFJEUXM:user/release-keys or Xiaomi/davinci_eea/davinci:9/PKQ1.190302.001/V10.3.7.0.PFJEUXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
show_progress(0.100000, 5);
apply_patch_check("EMMC:/dev/block/bootdevice/by-name/boot:134217728:76d56403594bb456de2d3dffd7a7c8d6b7c05a21:134217728:af99cc303cbe3916626ae2a75e64b32e98514382") || abort("E3005: \"EMMC:/dev/block/bootdevice/by-name/boot:134217728:76d56403594bb456de2d3dffd7a7c8d6b7c05a21:134217728:af99cc303cbe3916626ae2a75e64b32e98514382\" 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", "70,1,239,254,619,8318,8324,8334,8335,8337,8339,8632,8633,11335,11336,12380,12381,14089,14541,14800,32770,32990,34813,48136,48137,52517,52518,65634,65635,69901,69902,70218,70219,74069,75969,83876,83877,88145,88146,93312,93313,93506,93908,95898,97299,97527,97528,98304,98306,102434,163842,164062,229378,229598,294914,295134,524298,524299,524300,530360,724694,725335,819202,819422,844560,884736,884738,903007,917316,917503,917504") == "b4868ad3c3ce946442e2dc2469a685248e8829b4" || 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", "70,1,239,254,619,8318,8324,8334,8335,8337,8339,8632,8633,11335,11336,12380,12381,14089,14541,14800,32770,32990,34813,48136,48137,52517,52518,65634,65635,69901,69902,70218,70219,74069,75969,83876,83877,88145,88146,93312,93313,93506,93908,95898,97299,97527,97528,98304,98306,102434,163842,164062,229378,229598,294914,295134,524298,524299,524300,530360,724694,725335,819202,819422,844560,884736,884738,903007,917316,917503,917504") && 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", "24,1,109,120,275,6168,6175,14188,21080,25497,32770,32864,98306,98400,163842,163936,229378,229472,294914,295008,364075,386991,393125,393215,393216") == "385f5e9e5fce289c1038801cead52cc1244b2677" || 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", "24,1,109,120,275,6168,6175,14188,21080,25497,32770,32864,98306,98400,163842,163936,229378,229472,294914,295008,364075,386991,393125,393215,393216") && 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);
apply_patch("EMMC:/dev/block/bootdevice/by-name/boot:134217728:76d56403594bb456de2d3dffd7a7c8d6b7c05a21:134217728:af99cc303cbe3916626ae2a75e64b32e98514382",
            "-", af99cc303cbe3916626ae2a75e64b32e98514382, 134217728,
            76d56403594bb456de2d3dffd7a7c8d6b7c05a21, package_extract_file("patch/boot.img.p")) || abort("Failed to apply patch \"patch/boot.img.p \".");

# ---- 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/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/km4.mbn", "/dev/block/bootdevice/by-name/keymaster");
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/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/km4.mbn", "/dev/block/bootdevice/by-name/keymasterbak");
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.");

# ---- 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");
show_progress(0.100000, 2);
