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_eea/cannong:10/QP1A.190711.020/V12.0.3.0.QJEEUXM:user/release-keys");
ui_print("Target: Redmi/cannong_eea/cannong:10/QP1A.190711.020/V12.0.4.0.QJEEUXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/cannong_eea/cannong:10/QP1A.190711.020/V12.0.3.0.QJEEUXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/cannong_eea/cannong:10/QP1A.190711.020/V12.0.4.0.QJEEUXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/cannong_eea/cannong:10/QP1A.190711.020/V12.0.3.0.QJEEUXM:user/release-keys or Redmi/cannong_eea/cannong:10/QP1A.190711.020/V12.0.4.0.QJEEUXM:user/release-keys; this device has " + getprop("ro.build.fingerprint") + ".");
show_progress(0.100000, 10);
patch_partition_check("EMMC:/dev/block/by-name/boot:67108864:41fe49c5174273cc258af9a7bf45aad18a86252f",
                      "EMMC:/dev/block/by-name/boot:67108864:27e32918694bde5414fd47cef7ef6b2d909b407f") ||
    abort("E3005: \"EMMC:/dev/block/by-name/boot:67108864:41fe49c5174273cc258af9a7bf45aad18a86252f\" or \"EMMC:/dev/block/by-name/boot:67108864:27e32918694bde5414fd47cef7ef6b2d909b407f\" 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:abc3e5290ceae2f1d6aecad8becb2cca08d34d4f",
                      "EMMC:/dev/block/by-name/md1img:61569712:ddb569627feccf8953e3ea931ce25cd93b37bfce") ||
    abort("E3005: \"EMMC:/dev/block/by-name/md1img:61569712:abc3e5290ceae2f1d6aecad8becb2cca08d34d4f\" or \"EMMC:/dev/block/by-name/md1img:61569712:ddb569627feccf8953e3ea931ce25cd93b37bfce\" 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"), "90,1,204,233,242,244,245,495,499,515,516,32768,32770,32939,32958,33972,33974,34134,34138,34146,34147,34160,34164,34168,34169,34660,34664,34680,34681,34693,34697,34701,34702,35857,35863,35893,35894,35900,35904,35908,35909,36029,36035,36041,36042,38748,38752,38793,38794,42825,42826,42857,42861,42865,42866,43175,43179,43187,43188,43287,43291,43295,49007,49021,49025,49029,49030,49036,49040,49044,49045,49047,49048,49204,49208,49214,98306,98475,163842,164011,229378,229547,294914,295083,688132,688147,691815,693891,704888,705036,705037") == "55bd2a019e95f3afc1ff53670adf6a660c4ddc48" || 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"), "90,1,204,233,242,244,245,495,499,515,516,32768,32770,32939,32958,33972,33974,34134,34138,34146,34147,34160,34164,34168,34169,34660,34664,34680,34681,34693,34697,34701,34702,35857,35863,35893,35894,35900,35904,35908,35909,36029,36035,36041,36042,38748,38752,38793,38794,42825,42826,42857,42861,42865,42866,43175,43179,43187,43188,43287,43291,43295,49007,49021,49025,49029,49030,49036,49040,49044,49045,49047,49048,49204,49208,49214,98306,98475,163842,164011,229378,229547,294914,295083,688132,688147,691815,693891,704888,705036,705037") && 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"), "158,1,84,750,754,771,772,774,778,780,781,792,796,800,801,2196,2233,2673,2674,5986,5987,6072,6079,6085,6087,11551,11552,19590,19591,20613,20615,21593,21594,21738,21739,24576,24583,28053,28055,28059,28061,32768,32770,32811,32862,35645,35646,36071,36072,41426,41487,48943,48944,51623,54820,55022,55023,55441,55442,55858,55859,56275,56276,56629,56630,57293,57294,57826,57827,58276,58277,59220,59221,65536,65591,70742,70743,71861,71862,72366,72367,76648,76657,84259,84260,85287,85288,98304,98306,98347,98391,109567,109580,110444,110638,113620,113621,114442,114474,114480,114481,119078,119158,130823,131040,131072,131105,132906,133039,133283,133284,142200,142201,150825,150826,151321,151322,151820,151821,152320,152321,152765,152766,153543,153544,154209,154210,154847,154848,156061,156062,156959,156961,161609,161610,161694,161695,161739,161741,163840,163842,163883,163911,163916,163928,164303,164304,164306,164308,166257,166258,166768,166770,168560,168561,169085,171767,171817,171818") == "496d20a2b5a78a1e81f730ce187daee74bc83c78" || 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"), "158,1,84,750,754,771,772,774,778,780,781,792,796,800,801,2196,2233,2673,2674,5986,5987,6072,6079,6085,6087,11551,11552,19590,19591,20613,20615,21593,21594,21738,21739,24576,24583,28053,28055,28059,28061,32768,32770,32811,32862,35645,35646,36071,36072,41426,41487,48943,48944,51623,54820,55022,55023,55441,55442,55858,55859,56275,56276,56629,56630,57293,57294,57826,57827,58276,58277,59220,59221,65536,65591,70742,70743,71861,71862,72366,72367,76648,76657,84259,84260,85287,85288,98304,98306,98347,98391,109567,109580,110444,110638,113620,113621,114442,114474,114480,114481,119078,119158,130823,131040,131072,131105,132906,133039,133283,133284,142200,142201,150825,150826,151321,151322,151820,151821,152320,152321,152765,152766,153543,153544,154209,154210,154847,154848,156061,156062,156959,156961,161609,161610,161694,161695,161739,161741,163840,163842,163883,163911,163916,163928,164303,164304,164306,164308,166257,166258,166768,166770,168560,168561,169085,171767,171817,171818") && 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"), "182,1,83,5373,5374,9710,9714,11855,11858,14010,14011,14556,14562,14579,14580,20819,20820,23227,23228,23592,23596,24103,24104,24116,24120,24124,24125,25965,25969,27406,27407,32768,32770,32836,32843,34371,34372,34777,34778,41943,41944,49994,49995,61882,61883,62539,62540,65536,65543,70022,70023,76133,76134,76140,76141,76269,76273,76277,76278,90843,90844,98304,98306,98372,98379,106598,106599,108012,108013,114396,114397,121638,121639,124749,124751,124760,124761,124762,124763,124778,124779,124780,124781,124787,124788,124827,124831,124835,124837,124842,124845,124849,124851,124856,124857,124902,124903,124986,124989,125438,125439,125810,125811,127917,127919,131072,131099,131693,131694,134823,134825,151231,151232,160569,160571,160997,160999,163840,163842,163908,163950,166403,166404,170261,170262,170433,170437,170444,170445,170485,170489,170630,170632,171888,171890,172968,172970,173130,173132,173272,173274,173278,173348,182370,182372,182386,204567,205056,205060,205074,205075,206450,206451,207855,207859,207875,207876,209757,209758,210183,210187,210211,210212,229376,229378,229444,229450,241813,241814,257388,257389,257419,257423,257427,257428,259990,259993,262144,262145,270592,274881,274950,274951") == "81bd8ab0881354e0a5126bc1707f1daf65cfcef7" || 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"), "182,1,83,5373,5374,9710,9714,11855,11858,14010,14011,14556,14562,14579,14580,20819,20820,23227,23228,23592,23596,24103,24104,24116,24120,24124,24125,25965,25969,27406,27407,32768,32770,32836,32843,34371,34372,34777,34778,41943,41944,49994,49995,61882,61883,62539,62540,65536,65543,70022,70023,76133,76134,76140,76141,76269,76273,76277,76278,90843,90844,98304,98306,98372,98379,106598,106599,108012,108013,114396,114397,121638,121639,124749,124751,124760,124761,124762,124763,124778,124779,124780,124781,124787,124788,124827,124831,124835,124837,124842,124845,124849,124851,124856,124857,124902,124903,124986,124989,125438,125439,125810,125811,127917,127919,131072,131099,131693,131694,134823,134825,151231,151232,160569,160571,160997,160999,163840,163842,163908,163950,166403,166404,170261,170262,170433,170437,170444,170445,170485,170489,170630,170632,171888,171890,172968,172970,173130,173132,173272,173274,173278,173348,182370,182372,182386,204567,205056,205060,205074,205075,206450,206451,207855,207859,207875,207876,209757,209758,210183,210187,210211,210212,229376,229378,229444,229450,241813,241814,257388,257389,257419,257423,257427,257428,259990,259993,262144,262145,270592,274881,274950,274951") && 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:67108864:41fe49c5174273cc258af9a7bf45aad18a86252f",
                "EMMC:/dev/block/by-name/boot:67108864:27e32918694bde5414fd47cef7ef6b2d909b407f",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/boot:67108864:27e32918694bde5414fd47cef7ef6b2d909b407f");
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:abc3e5290ceae2f1d6aecad8becb2cca08d34d4f",
                "EMMC:/dev/block/by-name/md1img:61569712:ddb569627feccf8953e3ea931ce25cd93b37bfce",
                package_extract_file("patch/md1img.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/md1img:61569712:ddb569627feccf8953e3ea931ce25cd93b37bfce");
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();
