getprop("ro.product.device") == "atom" || abort("E3004: This package is for \"atom\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Redmi/atom/atom:12/SP1A.210812.016/V13.0.5.0.SJHCNXM:user/release-keys");
ui_print("Target: Redmi/atom/atom:12/SP1A.210812.016/V13.0.6.0.SJHCNXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/atom/atom:12/SP1A.210812.016/V13.0.5.0.SJHCNXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/atom/atom:12/SP1A.210812.016/V13.0.6.0.SJHCNXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/atom/atom:12/SP1A.210812.016/V13.0.5.0.SJHCNXM:user/release-keys or Redmi/atom/atom:12/SP1A.210812.016/V13.0.6.0.SJHCNXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
patch_partition_check(concat("EMMC:","/dev/block/by-name/boot",":67108864:02541cc6ddccfc2a2448be3e1152144f28f7b784"),
                      concat("EMMC:","/dev/block/by-name/boot",":67108864:e9d671c9d67abe71ed2c46ab15d6c284afb508ca")) ||
    abort(concat("E3005: \"",concat("EMMC:","/dev/block/by-name/boot",":67108864:02541cc6ddccfc2a2448be3e1152144f28f7b784"),"\" or \"",concat("EMMC:","/dev/block/by-name/boot",":67108864:e9d671c9d67abe71ed2c46ab15d6c284afb508ca"),"\" has unexpected contents."));
apply_patch_space(67108864) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1(map_partition("system"), "116,1,27,43,55,57,62,22068,22443,23859,26385,29556,40315,40492,40493,40566,40567,40577,40578,40590,40591,40598,40599,40606,40607,40620,40621,43616,43617,46108,46109,46122,46123,46309,46310,46314,46315,46354,49104,52041,52042,52053,52054,52061,52062,52173,52174,52262,52263,52338,52339,52701,52702,52722,52723,52728,52729,52762,52763,55304,55305,56717,56718,62829,62831,65536,65547,70049,70050,70416,70418,70471,70472,70479,70480,71169,71170,72071,72072,72196,72197,72206,72207,72226,72227,77522,77523,85716,85717,91587,91588,93064,93065,95690,95691,98304,98317,98894,98895,99304,99305,107778,107779,110784,1048577,1048587,1081345,1081355,1114113,1114123,1146881,1146891,1147909,1151353,1169595,1169831,1169832") == "d9393d65e9a8fb43ddb671d0cde7a3cffe795cc4" || 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"), "116,1,27,43,55,57,62,22068,22443,23859,26385,29556,40315,40492,40493,40566,40567,40577,40578,40590,40591,40598,40599,40606,40607,40620,40621,43616,43617,46108,46109,46122,46123,46309,46310,46314,46315,46354,49104,52041,52042,52053,52054,52061,52062,52173,52174,52262,52263,52338,52339,52701,52702,52722,52723,52728,52729,52762,52763,55304,55305,56717,56718,62829,62831,65536,65547,70049,70050,70416,70418,70471,70472,70479,70480,71169,71170,72071,72072,72196,72197,72206,72207,72226,72227,77522,77523,85716,85717,91587,91588,93064,93065,95690,95691,98304,98317,98894,98895,99304,99305,107778,107779,110784,1048577,1048587,1081345,1081355,1114113,1114123,1146881,1146891,1147909,1151353,1169595,1169831,1169832") && 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"), "170,1,36,41,42,45,46,49,50,55,56,59,63,67,68,71,72,75,76,81,82,85,86,993,994,1015,1056,3919,3920,5208,5209,5514,5522,32768,32809,65536,65576,98304,98380,131072,131125,134777,134778,135860,135861,138890,138893,138939,138940,139296,139297,140573,140574,148250,148251,148254,148255,148462,148463,148519,148520,148566,148567,148632,148633,148783,148784,148897,148898,148964,148965,149066,149067,149159,149160,149232,149233,149348,149349,149402,149403,149440,149441,149773,149774,149907,149908,150185,150186,150290,150291,150329,150330,150430,150431,150508,150509,150753,150754,150794,150795,150916,150917,150982,150983,151133,151134,151256,151257,151336,151337,151481,151482,151574,151575,151647,151648,151803,151804,151861,151862,151899,151900,151938,151939,152116,152117,152250,152251,152826,152827,152957,152958,153008,153009,153111,153112,154470,154471,163840,163871,165183,165184,165721,165722,165936,165937,177233,177234,177306,177307,177378,177379,177449,177451,184160,184161,189309,189310,192346,192347,194714,195318,195322,327702,327707,348752,349810,355355,355437,355438") == "7db26ffe53cbf777d13e716cefd2068d56e4c623" || 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"), "170,1,36,41,42,45,46,49,50,55,56,59,63,67,68,71,72,75,76,81,82,85,86,993,994,1015,1056,3919,3920,5208,5209,5514,5522,32768,32809,65536,65576,98304,98380,131072,131125,134777,134778,135860,135861,138890,138893,138939,138940,139296,139297,140573,140574,148250,148251,148254,148255,148462,148463,148519,148520,148566,148567,148632,148633,148783,148784,148897,148898,148964,148965,149066,149067,149159,149160,149232,149233,149348,149349,149402,149403,149440,149441,149773,149774,149907,149908,150185,150186,150290,150291,150329,150330,150430,150431,150508,150509,150753,150754,150794,150795,150916,150917,150982,150983,151133,151134,151256,151257,151336,151337,151481,151482,151574,151575,151647,151648,151803,151804,151861,151862,151899,151900,151938,151939,152116,152117,152250,152251,152826,152827,152957,152958,153008,153009,153111,153112,154470,154471,163840,163871,165183,165184,165721,165722,165936,165937,177233,177234,177306,177307,177378,177379,177449,177451,184160,184161,189309,189310,192346,192347,194714,195318,195322,327702,327707,348752,349810,355355,355437,355438") && 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"), "66,1,16,23,24,27,28,31,32,149,150,18250,18251,32768,32777,41601,41602,43634,43635,49396,49397,56531,56533,65536,65543,70035,70036,83023,83024,83027,83029,83030,83031,83037,83038,83039,83040,83053,83054,83057,83059,83061,83062,83068,83071,83520,83521,83892,83893,98304,98321,100321,100322,126295,126296,131072,131078,131079,131094,131685,131686,132628,132629,133546,135667,135708,135709") == "50018b8e587a50f8074cb02b300eb3e517abc7dd" || 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"), "66,1,16,23,24,27,28,31,32,149,150,18250,18251,32768,32777,41601,41602,43634,43635,49396,49397,56531,56533,65536,65543,70035,70036,83023,83024,83027,83029,83030,83031,83037,83038,83039,83040,83053,83054,83057,83059,83061,83062,83068,83071,83520,83521,83892,83893,98304,98321,100321,100322,126295,126296,131072,131078,131079,131094,131685,131686,132628,132629,133546,135667,135708,135709") && 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 ----


# --- Start patching dynamic partitions ---


# Update dynamic partition metadata

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

# Patch partition system

ui_print("Patching system image after verification.");
show_progress(0.700000, 0);
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.");

# Patch partition vendor

ui_print("Patching vendor image after verification.");
show_progress(0.100000, 0);
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 product

ui_print("Patching product image after verification.");
show_progress(0.100000, 0);
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.");

# --- End patching dynamic partitions ---

ui_print("Patching boot image...");
show_progress(0.100000, 10);
patch_partition(concat("EMMC:","/dev/block/by-name/boot",":67108864:02541cc6ddccfc2a2448be3e1152144f28f7b784"),
                concat("EMMC:","/dev/block/by-name/boot",":67108864:e9d671c9d67abe71ed2c46ab15d6c284afb508ca"),
                package_extract_file("boot.img.p")) ||
    abort(concat(        "E3008: Failed to apply patch to ",concat("EMMC:","/dev/block/by-name/boot",":67108864:e9d671c9d67abe71ed2c46ab15d6c284afb508ca")));
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("logo.bin", "/dev/block/by-name/logo");
package_extract_file("cam_vpu1.img", "/dev/block/by-name/cam_vpu1");
package_extract_file("cam_vpu2.img", "/dev/block/by-name/cam_vpu2");
package_extract_file("md1img.img", "/dev/block/by-name/md1img");
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("gz.img", "/dev/block/by-name/gz2");
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("gz1", "gz2");
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("gz.img", "/dev/block/by-name/gz1");
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("gz2", "gz1");
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();
set_progress(1.000000);
