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:12/SP1A.210812.016/V14.0.3.0.SJEMIXM:user/release-keys");
ui_print("Target: Redmi/cannong_global/cannong:12/SP1A.210812.016/V14.0.4.0.SJEMIXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/cannong_global/cannong:12/SP1A.210812.016/V14.0.3.0.SJEMIXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/cannong_global/cannong:12/SP1A.210812.016/V14.0.4.0.SJEMIXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/cannong_global/cannong:12/SP1A.210812.016/V14.0.3.0.SJEMIXM:user/release-keys or Redmi/cannong_global/cannong:12/SP1A.210812.016/V14.0.4.0.SJEMIXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
patch_partition_check(concat("EMMC:","/dev/block/by-name/boot",":67108864:b7707bcb27fe3ca46490b0d4eed7e16ac44940ab"),
                      concat("EMMC:","/dev/block/by-name/boot",":67108864:56116c9c890a2760f03b8b6327e6c95f1d705d13")) ||
    abort(concat("E3005: \"",concat("EMMC:","/dev/block/by-name/boot",":67108864:b7707bcb27fe3ca46490b0d4eed7e16ac44940ab"),"\" or \"",concat("EMMC:","/dev/block/by-name/boot",":67108864:56116c9c890a2760f03b8b6327e6c95f1d705d13"),"\" has unexpected contents."));
apply_patch_space(123768832) || abort("E3006: Not enough free space on /cache to apply patches.");
if (range_sha1(map_partition("system"), "438,1,30,45,57,59,64,9702,22639,32768,32784,40715,40717,40881,40885,40892,40893,40907,40911,40915,40916,40948,40952,40956,40957,40964,40968,40972,40973,40980,40984,40988,40989,41002,41006,41010,41011,44006,44007,46497,46498,46641,46642,46674,46678,46682,47135,47275,47279,47283,50149,55239,55243,55284,55285,55307,55311,55315,55316,55324,55328,55332,55333,55502,55506,55512,55513,56757,56761,56784,56785,56917,56921,56927,56928,57053,57057,57064,57065,57071,57072,57143,57147,57151,57152,57379,57383,57390,57391,57411,57415,57419,57420,57425,57429,57433,57434,57467,57471,57475,57476,61748,61752,61784,61785,63552,63556,63571,63572,63602,63603,63967,63969,64022,64023,64800,64804,64956,64965,64968,64976,64977,64978,64983,64988,64989,64991,64992,64996,64998,65000,65003,65005,65012,65014,65015,65018,65020,65021,65024,65025,65027,65028,65067,65068,65070,65071,65073,65074,65078,65079,65080,65083,65086,65089,65092,65093,65094,65096,65098,65103,65109,65110,65112,65113,65124,65125,65134,65135,65137,65138,65151,65153,65164,65165,65166,65167,65168,65169,65224,65227,65239,65241,65249,65250,65260,65261,65262,65263,65264,65272,65277,65278,65281,65282,65289,65293,65294,65295,65296,65300,65302,65303,65307,65308,65309,65311,65312,65314,65320,65321,65323,65326,65332,65333,65336,65338,65339,65341,65345,65347,65351,65352,65353,65356,65359,65361,65365,65368,65371,65372,65373,65374,65378,65383,65399,65403,65404,65407,65409,65413,65414,65416,65417,65418,65420,65421,65428,65429,65431,65432,65435,65436,65442,65443,65447,65451,65453,65454,65455,65456,65459,65460,65462,65463,65464,65466,65467,65468,65475,65478,65479,65483,65510,65511,65523,65524,65536,65550,65556,65557,65572,65574,65581,65583,65585,65586,65587,65590,65595,65597,65602,65604,65605,65606,65608,65614,65620,65621,65622,65628,65629,65631,65632,65633,65634,65636,65638,65639,65646,65647,65649,65654,65662,65663,65681,65683,65696,65698,65699,65700,65709,65718,65719,65720,65722,65728,65730,65734,65735,65737,65738,65742,65743,65747,65748,65749,65753,65754,65756,65757,65767,65769,65781,65783,65785,65786,65787,65788,65790,65792,65802,65803,65806,65807,65808,65811,65820,65822,65823,65826,65888,65889,66898,66902,66924,66925,67107,67111,67117,67118,67128,67132,67136,67137,67168,67172,67176,67177,74519,74523,74679,74680,75338,75342,75364,75365,78582,78586,78626,78627,81069,81073,81110,81111,87223,87227,87290,87291,92940,92944,93074,93075,94568,94572,94589,94590,95605,95609,95613,95614,98304,98320,100707,100711,100808,100809,102495,102499,102530,102531,105061,105065,105090,418981,418983,419056,419058,419074,419076,983048,983054,1015809,1015822,1021938,1025038,1041280,1041491,1041492") == "de224f0a6f0c43d98dcc5c335625d869ef33638a" || 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"), "438,1,30,45,57,59,64,9702,22639,32768,32784,40715,40717,40881,40885,40892,40893,40907,40911,40915,40916,40948,40952,40956,40957,40964,40968,40972,40973,40980,40984,40988,40989,41002,41006,41010,41011,44006,44007,46497,46498,46641,46642,46674,46678,46682,47135,47275,47279,47283,50149,55239,55243,55284,55285,55307,55311,55315,55316,55324,55328,55332,55333,55502,55506,55512,55513,56757,56761,56784,56785,56917,56921,56927,56928,57053,57057,57064,57065,57071,57072,57143,57147,57151,57152,57379,57383,57390,57391,57411,57415,57419,57420,57425,57429,57433,57434,57467,57471,57475,57476,61748,61752,61784,61785,63552,63556,63571,63572,63602,63603,63967,63969,64022,64023,64800,64804,64956,64965,64968,64976,64977,64978,64983,64988,64989,64991,64992,64996,64998,65000,65003,65005,65012,65014,65015,65018,65020,65021,65024,65025,65027,65028,65067,65068,65070,65071,65073,65074,65078,65079,65080,65083,65086,65089,65092,65093,65094,65096,65098,65103,65109,65110,65112,65113,65124,65125,65134,65135,65137,65138,65151,65153,65164,65165,65166,65167,65168,65169,65224,65227,65239,65241,65249,65250,65260,65261,65262,65263,65264,65272,65277,65278,65281,65282,65289,65293,65294,65295,65296,65300,65302,65303,65307,65308,65309,65311,65312,65314,65320,65321,65323,65326,65332,65333,65336,65338,65339,65341,65345,65347,65351,65352,65353,65356,65359,65361,65365,65368,65371,65372,65373,65374,65378,65383,65399,65403,65404,65407,65409,65413,65414,65416,65417,65418,65420,65421,65428,65429,65431,65432,65435,65436,65442,65443,65447,65451,65453,65454,65455,65456,65459,65460,65462,65463,65464,65466,65467,65468,65475,65478,65479,65483,65510,65511,65523,65524,65536,65550,65556,65557,65572,65574,65581,65583,65585,65586,65587,65590,65595,65597,65602,65604,65605,65606,65608,65614,65620,65621,65622,65628,65629,65631,65632,65633,65634,65636,65638,65639,65646,65647,65649,65654,65662,65663,65681,65683,65696,65698,65699,65700,65709,65718,65719,65720,65722,65728,65730,65734,65735,65737,65738,65742,65743,65747,65748,65749,65753,65754,65756,65757,65767,65769,65781,65783,65785,65786,65787,65788,65790,65792,65802,65803,65806,65807,65808,65811,65820,65822,65823,65826,65888,65889,66898,66902,66924,66925,67107,67111,67117,67118,67128,67132,67136,67137,67168,67172,67176,67177,74519,74523,74679,74680,75338,75342,75364,75365,78582,78586,78626,78627,81069,81073,81110,81111,87223,87227,87290,87291,92940,92944,93074,93075,94568,94572,94589,94590,95605,95609,95613,95614,98304,98320,100707,100711,100808,100809,102495,102499,102530,102531,105061,105065,105090,418981,418983,419056,419058,419074,419076,983048,983054,1015809,1015822,1021938,1025038,1041280,1041491,1041492") && 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"), "38,1,36,44,48,52,57,60,61,67,71,75,76,79,83,89,93,97,106,115,119,123,124,127,128,775,10666,10668,10741,10743,10759,10761,294937,294941,320782,321755,326855,326934,326935") == "7b9c32b234fa1ff79253d5bdd9ad39b166b46bb9" || 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"), "38,1,36,44,48,52,57,60,61,67,71,75,76,79,83,89,93,97,106,115,119,123,124,127,128,775,10666,10668,10741,10743,10759,10761,294937,294941,320782,321755,326855,326934,326935") && 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"), "220,1,15,6545,6546,14371,14375,17233,17236,20094,20095,29017,29018,32768,32776,39747,39748,43087,43088,43472,43476,44025,44026,44039,44043,44047,44048,45888,45892,47251,47252,57172,57173,65276,65277,65536,65542,74850,74851,86038,86039,97168,97169,98304,98312,111763,111764,111771,111772,111775,111776,111906,111910,111914,111915,120962,120963,127406,127410,128796,128797,131072,131078,146903,146904,163840,163848,170253,170254,172286,172287,180371,180372,192248,192249,192256,192257,192263,192264,196608,196614,199404,199405,199419,199421,199422,199423,199429,199430,199432,199433,199446,199447,199450,199452,199454,199455,199466,199467,199468,199471,199920,199921,200292,200293,201778,201779,201869,201870,201894,201895,201902,201903,201910,201911,201918,201919,201926,201927,201937,201938,202065,202066,202069,202070,202074,202075,202079,202080,202084,202085,202092,202093,202104,202106,210925,210927,211872,211876,211899,211900,213853,213857,213949,213950,215435,215436,229376,229384,229385,229386,241857,241859,245692,245696,245782,245783,246060,246064,246376,246377,255387,255388,260961,260962,261008,261012,261016,261017,261194,261198,261206,261207,262144,262150,263502,263506,263553,263554,263724,263728,263732,263733,263889,263893,263897,263898,264914,264918,264942,264943,278302,278303,279959,279960,280502,280506,280520,280521,282216,282220,282244,282245,294912,294917,307861,307862,327680,327681,344259,344260,348140,348145,350363,350365,360448,360449,363158,368915,369000,369001") == "c365bb9c72c10139a478b2c02f07087433bb7197" || 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"), "220,1,15,6545,6546,14371,14375,17233,17236,20094,20095,29017,29018,32768,32776,39747,39748,43087,43088,43472,43476,44025,44026,44039,44043,44047,44048,45888,45892,47251,47252,57172,57173,65276,65277,65536,65542,74850,74851,86038,86039,97168,97169,98304,98312,111763,111764,111771,111772,111775,111776,111906,111910,111914,111915,120962,120963,127406,127410,128796,128797,131072,131078,146903,146904,163840,163848,170253,170254,172286,172287,180371,180372,192248,192249,192256,192257,192263,192264,196608,196614,199404,199405,199419,199421,199422,199423,199429,199430,199432,199433,199446,199447,199450,199452,199454,199455,199466,199467,199468,199471,199920,199921,200292,200293,201778,201779,201869,201870,201894,201895,201902,201903,201910,201911,201918,201919,201926,201927,201937,201938,202065,202066,202069,202070,202074,202075,202079,202080,202084,202085,202092,202093,202104,202106,210925,210927,211872,211876,211899,211900,213853,213857,213949,213950,215435,215436,229376,229384,229385,229386,241857,241859,245692,245696,245782,245783,246060,246064,246376,246377,255387,255388,260961,260962,261008,261012,261016,261017,261194,261198,261206,261207,262144,262150,263502,263506,263553,263554,263724,263728,263732,263733,263889,263893,263897,263898,264914,264918,264942,264943,278302,278303,279959,279960,280502,280506,280520,280521,282216,282220,282244,282245,294912,294917,307861,307862,327680,327681,344259,344260,348140,348145,350363,350365,360448,360449,363158,368915,369000,369001") && 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:b7707bcb27fe3ca46490b0d4eed7e16ac44940ab"),
                concat("EMMC:","/dev/block/by-name/boot",":67108864:56116c9c890a2760f03b8b6327e6c95f1d705d13"),
                package_extract_file("boot.img.p")) ||
    abort(concat(        "E3008: Failed to apply patch to ",concat("EMMC:","/dev/block/by-name/boot",":67108864:56116c9c890a2760f03b8b6327e6c95f1d705d13")));
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);
