getprop("ro.product.device") == "bomb" || abort("E3004: This package is for \"bomb\" devices; this is a \"" + getprop("ro.product.device") + "\".");
ui_print("Source: Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.2.0.QJLCNXM:user/release-keys");
ui_print("Target: Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.5.0.QJLCNXM:user/release-keys");
ui_print("Verifying current system...");
getprop("ro.build.fingerprint") == "Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.2.0.QJLCNXM:user/release-keys" ||
    getprop("ro.build.fingerprint") == "Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.5.0.QJLCNXM:user/release-keys" ||
    abort("E3001: Package expects build fingerprint of Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.2.0.QJLCNXM:user/release-keys or Redmi/bomb/bomb:10/QP1A.190711.020/V12.0.5.0.QJLCNXM: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:af82003a24cfee23709f5557bca13f7be77c89d2",
                      "EMMC:/dev/block/by-name/boot:67108864:5a2b87b536edafcd3fde3f1355ca1635682a9e46") ||
    abort("E3005: \"EMMC:/dev/block/by-name/boot:67108864:af82003a24cfee23709f5557bca13f7be77c89d2\" or \"EMMC:/dev/block/by-name/boot:67108864:5a2b87b536edafcd3fde3f1355ca1635682a9e46\" has unexpected contents.");
apply_patch_space(112193536) || abort("E3006: Not enough free space on /cache to apply patches.");
patch_partition_check("EMMC:/dev/block/by-name/md1img:70469920:6e80fa0bc3629f5ebf1cb8aa4ec28ea89efb34ed",
                      "EMMC:/dev/block/by-name/md1img:70469920:903be509ac5d532e79bbfb4a3813828cd04b0fce") ||
    abort("E3005: \"EMMC:/dev/block/by-name/md1img:70469920:6e80fa0bc3629f5ebf1cb8aa4ec28ea89efb34ed\" or \"EMMC:/dev/block/by-name/md1img:70469920:903be509ac5d532e79bbfb4a3813828cd04b0fce\" has unexpected contents.");
apply_patch_space(70469920) || abort("E3006: Not enough free space on /cache to apply patches.");
show_progress(0.100000, 70);
if (range_sha1(map_partition("system"), "22,1,32770,32977,98306,98513,163842,164049,229378,229585,294914,295121,786439,786448,819202,819409,819410,819425,847107,849649,863111,863291,863292") == "6647bfcdeb79537f84538f541c2ea43ee0f17e65" || 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"), "22,1,32770,32977,98306,98513,163842,164049,229378,229585,294914,295121,786439,786448,819202,819409,819410,819425,847107,849649,863111,863291,863292") && 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"), "236,1,98,104,108,112,113,757,761,778,779,781,782,784,785,796,800,804,805,2706,2707,16436,16437,16526,16531,32768,32770,32834,32865,42622,42623,49158,49159,56103,56104,58945,58950,65536,65560,68900,68902,69879,69880,70008,70009,70396,70397,70687,70688,70849,70850,70880,70881,70918,70919,71028,71029,71055,71056,71168,71169,71267,71268,71823,71824,71828,71830,72315,72515,72548,72770,89570,89571,89692,89693,89758,89759,89909,89910,90032,90033,90112,90113,90257,90258,90350,90351,90423,90424,90579,90580,90637,90638,90675,90676,90714,90715,90892,90893,91026,91027,91602,91603,91733,91734,91784,91785,91887,91888,93253,93255,93259,93261,98304,98306,98370,98421,100931,100932,101272,101273,101642,101643,102200,102201,102607,102608,114235,114236,114596,114597,114952,114953,115317,115319,116522,116523,122982,122983,125065,125066,125686,125687,127807,129877,130087,130088,131072,131096,131498,131499,132817,132818,133357,133358,134015,134016,134945,134946,136593,136594,146544,146545,147707,147708,148107,148108,148556,148557,149275,149276,163619,163628,163840,163842,163906,163934,175109,175110,176025,176026,196608,196640,200709,200719,201575,201734,210018,210019,216153,216302,223589,223590,227615,227801,229376,229378,229442,229466,229794,229935,230496,230497,231925,231926,232744,232745,233543,233544,244122,244123,245977,245978,247700,247701,248385,248386,249226,249227,250470,250471,251905,251907,256066,256067,256119,256121,262144,262167,262168,262186,263067,263068,263882,268067,268132,268133") == "6a4064a42f423d321bab0df2b842c665c7356749" || 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"), "236,1,98,104,108,112,113,757,761,778,779,781,782,784,785,796,800,804,805,2706,2707,16436,16437,16526,16531,32768,32770,32834,32865,42622,42623,49158,49159,56103,56104,58945,58950,65536,65560,68900,68902,69879,69880,70008,70009,70396,70397,70687,70688,70849,70850,70880,70881,70918,70919,71028,71029,71055,71056,71168,71169,71267,71268,71823,71824,71828,71830,72315,72515,72548,72770,89570,89571,89692,89693,89758,89759,89909,89910,90032,90033,90112,90113,90257,90258,90350,90351,90423,90424,90579,90580,90637,90638,90675,90676,90714,90715,90892,90893,91026,91027,91602,91603,91733,91734,91784,91785,91887,91888,93253,93255,93259,93261,98304,98306,98370,98421,100931,100932,101272,101273,101642,101643,102200,102201,102607,102608,114235,114236,114596,114597,114952,114953,115317,115319,116522,116523,122982,122983,125065,125066,125686,125687,127807,129877,130087,130088,131072,131096,131498,131499,132817,132818,133357,133358,134015,134016,134945,134946,136593,136594,146544,146545,147707,147708,148107,148108,148556,148557,149275,149276,163619,163628,163840,163842,163906,163934,175109,175110,176025,176026,196608,196640,200709,200719,201575,201734,210018,210019,216153,216302,223589,223590,227615,227801,229376,229378,229442,229466,229794,229935,230496,230497,231925,231926,232744,232745,233543,233544,244122,244123,245977,245978,247700,247701,248385,248386,249226,249227,250470,250471,251905,251907,256066,256067,256119,256121,262144,262167,262168,262186,263067,263068,263882,268067,268132,268133") && 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"), "136,1,37,570,576,593,594,596,597,1366,1370,1382,1383,1498,1502,1506,1507,15820,15821,31079,31080,32319,32320,32768,32770,32782,32797,35459,35461,35464,35465,35477,35478,35479,35480,35525,35526,35585,35588,36037,36038,36409,36410,37895,37896,37986,37988,37990,37991,37993,37994,37996,37997,37999,38000,38002,38003,38005,38006,38008,38009,38011,38012,38014,38015,38017,38018,38020,38021,38040,38041,38046,38047,38066,38067,38082,38083,38087,38088,38104,38105,38110,38111,38129,38130,38143,38144,38148,38149,38166,38167,38172,38173,38192,38193,38207,38208,38210,38211,38213,38214,38216,38217,38219,38220,38222,38223,38225,38226,38228,38229,38231,38232,38234,38235,38237,38239,38975,38979,38995,38996,39060,39064,39068,39069,39143,39147,39153,39154,39158,39162,39166,50348,50504,51309,51334,51335") == "27279c2eef8c7425f55f7c697126d5046f91375a" || 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"), "136,1,37,570,576,593,594,596,597,1366,1370,1382,1383,1498,1502,1506,1507,15820,15821,31079,31080,32319,32320,32768,32770,32782,32797,35459,35461,35464,35465,35477,35478,35479,35480,35525,35526,35585,35588,36037,36038,36409,36410,37895,37896,37986,37988,37990,37991,37993,37994,37996,37997,37999,38000,38002,38003,38005,38006,38008,38009,38011,38012,38014,38015,38017,38018,38020,38021,38040,38041,38046,38047,38066,38067,38082,38083,38087,38088,38104,38105,38110,38111,38129,38130,38143,38144,38148,38149,38166,38167,38172,38173,38192,38193,38207,38208,38210,38211,38213,38214,38216,38217,38219,38220,38222,38223,38225,38226,38228,38229,38231,38232,38234,38235,38237,38239,38975,38979,38995,38996,39060,39064,39068,39069,39143,39147,39153,39154,39158,39162,39166,50348,50504,51309,51334,51335") && 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:af82003a24cfee23709f5557bca13f7be77c89d2",
                "EMMC:/dev/block/by-name/boot:67108864:5a2b87b536edafcd3fde3f1355ca1635682a9e46",
                package_extract_file("boot.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/boot:67108864:5a2b87b536edafcd3fde3f1355ca1635682a9e46");
show_progress(0.600000, 600);

# --- Start patching dynamic partitions ---


# 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 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.");

# Update dynamic partition metadata

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

# 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.");

# --- 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("logo.bin", "/dev/block/by-name/logo");
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:70469920:6e80fa0bc3629f5ebf1cb8aa4ec28ea89efb34ed",
                "EMMC:/dev/block/by-name/md1img:70469920:903be509ac5d532e79bbfb4a3813828cd04b0fce",
                package_extract_file("patch/md1img.img.p")) ||
    abort("E3008: Failed to apply patch to EMMC:/dev/block/by-name/md1img:70469920:903be509ac5d532e79bbfb4a3813828cd04b0fce");
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("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("tee.img", "/dev/block/by-name/tee2");
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("scp1", "scp2");
switch_active("mcupm_1", "mcupm_2");
switch_active("gz1", "gz2");
switch_active("lk", "lk2");
switch_active("tee1", "tee2");
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("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("tee.img", "/dev/block/by-name/tee1");
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("scp2", "scp1");
switch_active("mcupm_2", "mcupm_1");
switch_active("gz2", "gz1");
switch_active("lk2", "lk");
switch_active("tee2", "tee1");
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();
