getprop("ro.product.device") == "cannong" || abort("E3004: This package is for \"cannong\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.4.0.QJEMIXM:user/release-keys");
ui_print("Target: Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.5.0.QJEMIXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.4.0.QJEMIXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.5.0.QJEMIXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.4.0.QJEMIXM:user/release-keys or Redmi/cannong_global/cannong:10/QP1A.190711.020/V12.0.5.0.QJEMIXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
show_progress(0.100000, 10);
patch_partition_check("EMMC:/dev/block/by-name/boot:67108864:1604af185770ce994ee895ac36cafe5a1e1fdc28",
                      "EMMC:/dev/block/by-name/boot:67108864:cfc6598a5e6bdbd4ebadfeebd0c301673b588390") ||
    abort("E3005: \"EMMC:/dev/block/by-name/boot:67108864:1604af185770ce994ee895ac36cafe5a1e1fdc28\" or \"EMMC:/dev/block/by-name/boot:67108864:cfc6598a5e6bdbd4ebadfeebd0c301673b588390\" has unexpected contents.");
apply_patch_space(67108864) || abort("E3006: Not enough free space on /cache to apply patches.");
patch_partition_check("EMMC:/dev/block/by-name/md1img:61569712:97ee04d7a465f5cafa4bf2c310e4fee478044b8f",
                      "EMMC:/dev/block/by-name/md1img:61573488:51043833193bd83b223d6b7aba26a4db0e8c493c") ||
    abort("E3005: \"EMMC:/dev/block/by-name/md1img:61569712:97ee04d7a465f5cafa4bf2c310e4fee478044b8f\" or \"EMMC:/dev/block/by-name/md1img:61573488:51043833193bd83b223d6b7aba26a4db0e8c493c\" has unexpected contents.");
apply_patch_space(61569712) || abort("E3006: Not enough free space on /cache to apply patches.");
show_progress(0.100000, 70);
if (range_sha1(map_partition("system"), "30,1,199,228,237,239,240,490,494,510,511,522,32770,32933,98306,98469,163842,164005,229378,229541,294914,295077,622611,622612,655361,655380,667089,669091,679694,679839,679840") == "cd29f471b32e023448230e11c376f02594b510ee" || block_image_verify(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat")) then
ui_print("Verified system image...");
else
check_first_block(map_partition("system"));
ifelse (block_image_recover(map_partition("system"), "30,1,199,228,237,239,240,490,494,510,511,522,32770,32933,98306,98469,163842,164005,229378,229541,294914,295077,622611,622612,655361,655380,667089,669091,679694,679839,679840") && block_image_verify(map_partition("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(map_partition("vendor"), "36,1,84,750,754,771,772,774,778,780,781,792,796,800,801,2196,2233,2673,2674,5986,5987,6072,6079,6085,32770,32811,98306,98347,163842,163883,163911,163916,167943,168464,171138,171185,171186") == "e0580c1c1e7c57b72d092d5bf52d2460e89454ac" || block_image_verify(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat")) then
ui_print("Verified vendor image...");
else
check_first_block(map_partition("vendor"));
ifelse (block_image_recover(map_partition("vendor"), "36,1,84,750,754,771,772,774,778,780,781,792,796,800,801,2196,2233,2673,2674,5986,5987,6072,6079,6085,32770,32811,98306,98347,163842,163883,163911,163916,167943,168464,171138,171185,171186") && block_image_verify(map_partition("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(map_partition("product"), "158,1,82,5372,5373,9709,9713,11854,11857,14009,14010,14555,14561,14578,14579,20818,20819,23226,23227,23591,23595,24102,24103,24115,24119,24123,24124,25964,25968,27405,27406,32768,32770,32835,32842,34369,34370,34775,34776,41941,41942,49992,49993,61880,61881,62537,62538,65536,65543,70020,70021,76131,76132,76138,76139,76267,76271,76275,76276,90841,90842,98304,98306,98371,98378,106595,106596,108009,108010,114393,114394,121635,121636,124746,124748,124757,124758,124759,124760,124775,124776,124777,124778,124783,124784,124823,124827,124831,124833,124838,124841,124845,124847,124852,124853,124898,124899,124982,124985,125434,125435,125806,125807,127913,127915,131072,131100,131690,131691,134820,134822,151228,151229,160566,160568,160994,160996,163840,163842,163907,163948,166398,166399,170256,170257,170428,170432,170439,170440,170480,170484,170489,170490,170626,170628,171884,171886,172964,172966,173126,173128,173268,173270,173274,173344,173480,173482,182116,229378,229443,229449,229450,262145,262151,269439,270253,274538,274606,274607") == "005984fb4fc43639492e3166f9155e5fab40368f" || block_image_verify(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat")) then
ui_print("Verified product image...");
else
ifelse (block_image_recover(map_partition("product"), "158,1,82,5372,5373,9709,9713,11854,11857,14009,14010,14555,14561,14578,14579,20818,20819,23226,23227,23591,23595,24102,24103,24115,24119,24123,24124,25964,25968,27405,27406,32768,32770,32835,32842,34369,34370,34775,34776,41941,41942,49992,49993,61880,61881,62537,62538,65536,65543,70020,70021,76131,76132,76138,76139,76267,76271,76275,76276,90841,90842,98304,98306,98371,98378,106595,106596,108009,108010,114393,114394,121635,121636,124746,124748,124757,124758,124759,124760,124775,124776,124777,124778,124783,124784,124823,124827,124831,124833,124838,124841,124845,124847,124852,124853,124898,124899,124982,124985,125434,125435,125806,125807,127913,127915,131072,131100,131690,131691,134820,134822,151228,151229,160566,160568,160994,160996,163840,163842,163907,163948,166398,166399,170256,170257,170428,170432,170439,170440,170480,170484,170489,170490,170626,170628,171884,171886,172964,172966,173126,173128,173268,173270,173274,173344,173480,173482,182116,229378,229443,229449,229450,262145,262151,269439,270253,274538,274606,274607") && block_image_verify(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat"), ui_print("product recovered successfully."), abort("E2004: product partition fails to recover"));
endif;

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

ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition("EMMC:/dev/block/by-name/boot:67108864:1604af185770ce994ee895ac36cafe5a1e1fdc28",
                "EMMC:/dev/block/by-name/boot:67108864:cfc6598a5e6bdbd4ebadfeebd0c301673b588390",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/boot:67108864:cfc6598a5e6bdbd4ebadfeebd0c301673b588390");
show_progress(0.600000, 600);

# --- Start patching dynamic partitions ---


# Update dynamic partition metadata

assert(update_dynamic_partitions(package_extract_file("dynamic_partitions_op_list")));

# Patch partition product

ui_print("Patching product image after verification.");
block_image_update(map_partition("product"), package_extract_file("product.transfer.list"), "product.new.dat", "product.patch.dat") ||
  abort("E2001: Failed to update product image.");

# Patch partition vendor

ui_print("Patching vendor image after verification.");
block_image_update(map_partition("vendor"), package_extract_file("vendor.transfer.list"), "vendor.new.dat", "vendor.patch.dat") ||
  abort("E2001: Failed to update vendor image.");

# Patch partition system

ui_print("Patching system image after verification.");
block_image_update(map_partition("system"), package_extract_file("system.transfer.list"), "system.new.dat", "system.patch.dat") ||
  abort("E1001: Failed to update system image.");

# --- End patching dynamic partitions ---

show_progress(0.100000, 2);
show_mtupdate_stage("/cache/recovery/last_mtupdate_stage");
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "1") ,
(
ui_print("start to update general image");
package_extract_file("audio_dsp.img", "/dev/block/by-name/audio_dsp");
package_extract_file("pi_img.img", "/dev/block/by-name/pi_img");
package_extract_file("cam_vpu3.img", "/dev/block/by-name/cam_vpu3");
package_extract_file("dtbo.img", "/dev/block/by-name/dtbo");
package_extract_file("cam_vpu2.img", "/dev/block/by-name/cam_vpu2");
package_extract_file("cam_vpu1.img", "/dev/block/by-name/cam_vpu1");
ui_print("Patching md1img image...");
show_progress(0.100000, 10);
patch_partition("EMMC:/dev/block/by-name/md1img:61569712:97ee04d7a465f5cafa4bf2c310e4fee478044b8f",
                "EMMC:/dev/block/by-name/md1img:61573488:51043833193bd83b223d6b7aba26a4db0e8c493c",
                package_extract_file("patch/md1img.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/md1img:61573488:51043833193bd83b223d6b7aba26a4db0e8c493c");
package_extract_file("spmfw.img", "/dev/block/by-name/spmfw");
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "1");
),
ui_print("general images are already updated");
);
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "3") ,
(
if less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "2") then

ui_print("start to update alt loader image");
package_extract_file("sspm.img", "/dev/block/by-name/sspm_2");
package_extract_file("tee.img", "/dev/block/by-name/tee2");
package_extract_file("scp.img", "/dev/block/by-name/scp2");
package_extract_file("mcupm.img", "/dev/block/by-name/mcupm_2");
package_extract_file("lk.img", "/dev/block/by-name/lk2");
package_extract_file("dpm.img", "/dev/block/by-name/dpm_2");
if get_storage_type() then 
 assert(package_extract_file("preloader_ufs.img", "/dev/block/sdb"));
else 
 assert(set_emmc_writable("/sys/block/mmcblk0boot1/force_ro"),
        package_extract_file("preloader_emmc.img", "/dev/block/mmcblk0boot1"));
endif;
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "2");
endif;

switch_active("sspm_1", "sspm_2");
switch_active("tee1", "tee2");
switch_active("scp1", "scp2");
switch_active("mcupm_1", "mcupm_2");
switch_active("lk", "lk2");
switch_active("dpm_1", "dpm_2");
switch_active("preloader", "preloader2");
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "3");
),
ui_print("alt loder images are already updated");
);
ifelse (
less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "5") ,
(
if less_than_int(get_mtupdate_stage("/cache/recovery/last_mtupdate_stage"), "4") then

ui_print("start to update main loader image");
package_extract_file("sspm.img", "/dev/block/by-name/sspm_1");
package_extract_file("tee.img", "/dev/block/by-name/tee1");
package_extract_file("scp.img", "/dev/block/by-name/scp1");
package_extract_file("mcupm.img", "/dev/block/by-name/mcupm_1");
package_extract_file("lk.img", "/dev/block/by-name/lk");
package_extract_file("dpm.img", "/dev/block/by-name/dpm_1");
if get_storage_type() then 
 assert(package_extract_file("preloader_ufs.img", "/dev/block/sda"));
else 
 assert(set_emmc_writable("/sys/block/mmcblk0boot0/force_ro"),
        package_extract_file("preloader_emmc.img", "/dev/block/mmcblk0boot0"));
endif;
set_mtupdate_stage("/cache/recovery/last_mtupdate_stage", "4");
endif;

switch_active("sspm_2", "sspm_1");
switch_active("tee2", "tee1");
switch_active("scp2", "scp1");
switch_active("mcupm_2", "mcupm_1");
switch_active("lk2", "lk");
switch_active("dpm_2", "dpm_1");
switch_active("preloader2", "preloader");
),
ui_print("main loader images are already updated");
);
delete("/cache/recovery/last_mtupdate_stage");
package_extract_file("vbmeta_system.img", "/dev/block/by-name/vbmeta_system");
package_extract_file("vbmeta.img", "/dev/block/by-name/vbmeta");
package_extract_file("vbmeta_vendor.img", "/dev/block/by-name/vbmeta_vendor");
post_ota_action();
