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https://github.com/CTCaer/hekate.git
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[HOS] Use sha256 for kernel hashing
This commit is contained in:
ctcaer@gmail.com
parent
7c877c5bce
commit
072bbcabf4
6 changed files with 48 additions and 65 deletions
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@ -195,8 +195,6 @@ void dump_packages12()
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}
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// Display info.
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u32 kernel_crc32 = crc32c(pkg2_hdr->data, pkg2_hdr->sec_size[PKG2_SEC_KERNEL]);
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gfx_printf("\n%kKernel CRC32C: %k0x%08X\n\n", 0xFFC7EA46, 0xFFCCCCCC, kernel_crc32);
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gfx_printf("%kKernel size: %k0x%05X\n\n", 0xFFC7EA46, 0xFFCCCCCC, pkg2_hdr->sec_size[PKG2_SEC_KERNEL]);
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gfx_printf("%kINI1 size: %k0x%05X\n\n", 0xFFC7EA46, 0xFFCCCCCC, pkg2_hdr->sec_size[PKG2_SEC_INI1]);
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@ -515,15 +515,15 @@ int hos_launch(ini_sec_t *cfg)
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if (!ctxt.stock && (ctxt.svcperm || ctxt.debugmode || ctxt.atmosphere))
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{
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u32 kernel_crc32;
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// New Kernel with INI1 takes long to hash with crc32c. Hash kernel only.
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u8 kernel_hash[0x20];
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// Hash only Kernel when it embeds INI1.
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if (!ctxt.new_pkg2)
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kernel_crc32 = crc32c(ctxt.kernel, ctxt.kernel_size);
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se_calc_sha256(kernel_hash, ctxt.kernel, ctxt.kernel_size);
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else
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kernel_crc32 = crc32c(ctxt.kernel + PKG2_NEWKERN_START,
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se_calc_sha256(kernel_hash, ctxt.kernel + PKG2_NEWKERN_START,
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*(u32 *)(ctxt.kernel + PKG2_NEWKERN_INI1_START) - PKG2_NEWKERN_START);
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ctxt.pkg2_kernel_id = pkg2_identify(kernel_crc32);
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ctxt.pkg2_kernel_id = pkg2_identify(kernel_hash);
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// In case a kernel patch option is set; allows to disable SVC verification or/and enable debug mode.
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kernel_patch_t *kernel_patchset = ctxt.pkg2_kernel_id->kernel_patchset;
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@ -288,18 +288,18 @@ KERNEL_PATCHSET_DEF(_kernel_8_patchset,
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_B(FREE_CODE_OFF_2ND_800 + sizeof(PRC_ID_RCV_700), ID_RCV_OFF_800 + sizeof(u32) * 4), NULL}
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);
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// Kernel sha256 hashes.
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static const pkg2_kernel_id_t _pkg2_kernel_ids[] =
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{
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{ 0x427f2647, _kernel_1_patchset }, //1.0.0
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{ 0xae19cf1b, _kernel_2_patchset }, //2.0.0 - 2.3.0
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{ 0x73c9e274, _kernel_3_patchset }, //3.0.0 - 3.0.1
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{ 0xe0e8cdc4, _kernel_302_patchset }, //3.0.2
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{ 0x485d0157, _kernel_4_patchset }, //4.0.0 - 4.1.0
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{ 0xf3c363f2, _kernel_5_patchset }, //5.0.0 - 5.1.0
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{ 0x64ce1a44, _kernel_6_patchset }, //6.0.0 - 6.2.0
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{ 0x908175e1, _kernel_7_patchset }, //7.0.0
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{ 0x22832de4, _kernel_8_patchset }, //8.0.0. Kernel only.
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{ 0, 0 } //End.
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{ "\xb8\xc5\x0c\x68\x25\xa9\xb9\x5b", _kernel_1_patchset }, //1.0.0
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{ "\x64\x0b\x51\xff\x28\x01\xb8\x30", _kernel_2_patchset }, //2.0.0 - 2.3.0
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{ "\x50\x84\x23\xac\x6f\xa1\x5d\x3b", _kernel_3_patchset }, //3.0.0 - 3.0.1
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{ "\x81\x9d\x08\xbe\xe4\x5e\x1f\xbb", _kernel_302_patchset }, //3.0.2
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{ "\xe6\xc0\xb7\xe3\x2f\xf9\x44\x51", _kernel_4_patchset }, //4.0.0 - 4.1.0
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{ "\xb2\x38\x61\xa8\xe1\xe2\xe4\xe4", _kernel_5_patchset }, //5.0.0 - 5.1.0
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{ "\x85\x97\x40\xf6\xc0\x3e\x3d\x44", _kernel_6_patchset }, //6.0.0 - 6.2.0
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{ "\xa2\x5e\x47\x0c\x8e\x6d\x2f\xd7", _kernel_7_patchset }, //7.0.0
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{ "\xf1\x5e\xc8\x34\xfd\x68\xf0\xf0", _kernel_8_patchset } //8.0.0. Kernel only.
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};
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enum kip_offset_section
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@ -595,38 +595,38 @@ static kip1_patchset_t _fs_patches_800_exfat[] =
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// SHA256 hashes.
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static kip1_id_t _kip_ids[] =
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{
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{ "FS", "\xde\x9f\xdd\xa4\x08\x5d\xd5\xfe\x68\xdc\xb2\x0b\x41\x09\x5b\xb4", _fs_patches_100 }, // FS 1.0.0
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{ "FS", "\xfc\x3e\x80\x99\x1d\xca\x17\x96\x4a\x12\x1f\x04\xb6\x1b\x17\x5e", _fs_patches_100 }, // FS 1.0.0 exfat
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{ "FS", "\xcd\x7b\xbe\x18\xd6\x13\x0b\x28\xf6\x2f\x19\xfa\x79\x45\x53\x5b", _fs_patches_200 }, // FS 2.0.0
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{ "FS", "\xe7\x66\x92\xdf\xaa\x04\x20\xe9\xfd\xd6\x8e\x43\x63\x16\x18\x18", _fs_patches_200 }, // FS 2.0.0 exfat
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{ "FS", "\x0d\x70\x05\x62\x7b\x07\x76\x7c\x0b\x96\x3f\x9a\xff\xdd\xe5\x66", _fs_patches_210 }, // FS 2.1.0
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{ "FS", "\xdb\xd8\x5f\xca\xcc\x19\x3d\xa8\x30\x51\xc6\x64\xe6\x45\x2d\x32", _fs_patches_210 }, // FS 2.1.0 exfat
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{ "FS", "\xa8\x6d\xa5\xe8\x7e\xf1\x09\x7b\x23\xda\xb5\xb4\xdb\xba\xef\xe7", _fs_patches_300 }, // FS 3.0.0
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{ "FS", "\x98\x1c\x57\xe7\xf0\x2f\x70\xf7\xbc\xde\x75\x31\x81\xd9\x01\xa6", _fs_patches_300 }, // FS 3.0.0 exfat
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{ "FS", "\x57\x39\x7c\x06\x3f\x10\xb6\x31\x3f\x4d\x83\x76\x53\xcc\xc3\x71", _fs_patches_30x }, // FS 3.0.1
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{ "FS", "\x07\x30\x99\xd7\xc6\xad\x7d\x89\x83\xbc\x7a\xdd\x93\x2b\xe3\xd1", _fs_patches_30x }, // FS 3.0.1 exfat
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{ "FS", "\x06\xe9\x07\x19\x59\x5a\x01\x0c\x62\x46\xff\x70\x94\x6f\x10\xfb", _fs_patches_40x }, // FS 4.0.1
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{ "FS", "\x54\x9b\x0f\x8d\x6f\x72\xc4\xe9\xf3\xfd\x1f\x19\xea\xce\x4a\x5a", _fs_patches_40x }, // FS 4.0.1 exfat
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{ "FS", "\x80\x96\xaf\x7c\x6a\x35\xaa\x82\x71\xf3\x91\x69\x95\x41\x3b\x0b", _fs_patches_410 }, // FS 4.1.0
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{ "FS", "\x02\xd5\xab\xaa\xfd\x20\xc8\xb0\x63\x3a\xa0\xdb\xae\xe0\x37\x7e", _fs_patches_410 }, // FS 4.1.0 exfat
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{ "FS", "\xa6\xf2\x7a\xd9\xac\x7c\x73\xad\x41\x9b\x63\xb2\x3e\x78\x5a\x0c", _fs_patches_50x }, // FS 5.0.0
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{ "FS", "\xce\x3e\xcb\xa2\xf2\xf0\x62\xf5\x75\xf8\xf3\x60\x84\x2b\x32\xb4", _fs_patches_50x }, // FS 5.0.0 exfat
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{ "FS", "\x76\xf8\x74\x02\xc9\x38\x7c\x0f\x0a\x2f\xab\x1b\x45\xce\xbb\x93", _fs_patches_510 }, // FS 5.1.0
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{ "FS", "\x10\xb2\xd8\x16\x05\x48\x85\x99\xdf\x22\x42\xcb\x6b\xac\x2d\xf1", _fs_patches_510 }, // FS 5.1.0 exfat
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{ "FS", "\x1b\x82\xcb\x22\x18\x67\xcb\x52\xc4\x4a\x86\x9e\xa9\x1a\x1a\xdd", _fs_patches_600 }, // FS 6.0.0-4.0
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{ "FS", "\x96\x6a\xdd\x3d\x20\xb6\x27\x13\x2c\x5a\x8d\xa4\x9a\xc9\xd8\xdd", _fs_patches_600_exfat }, // FS 6.0.0-4.0 exfat
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{ "FS", "\x3a\x57\x4d\x43\x61\x86\x19\x1d\x17\x88\xeb\x2c\x0f\x07\x6b\x11", _fs_patches_600 }, // FS 6.0.0-5.0
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{ "FS", "\x33\x05\x53\xf6\xb5\xfb\x55\xc4\xc2\xd7\xb7\x36\x24\x02\x76\xb3", _fs_patches_600_exfat }, // FS 6.0.0-5.0 exfat
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{ "FS", "\x2A\xDB\xE9\x7E\x9B\x5F\x41\x77\x9E\xC9\x5F\xFE\x26\x99\xC9\x33", _fs_patches_700 }, // FS 7.0.0
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{ "FS", "\x2C\xCE\x65\x9C\xEC\x53\x6A\x8E\x4D\x91\xF3\xBE\x4B\x74\xBE\xD3", _fs_patches_700_exfat }, // FS 7.0.0 exfat
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{ "FS", "\xB2\xF5\x17\x6B\x35\x48\x36\x4D\x07\x9A\x29\xB1\x41\xA2\x3B\x06", _fs_patches_800 }, // FS 8.0.0
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{ "FS", "\xDB\xD9\x41\xC0\xC5\x3C\x52\xCC\xF7\x20\x2C\x84\xD8\xE0\xF7\x80", _fs_patches_800_exfat } // FS 8.0.0 exfat
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{ "FS", "\xde\x9f\xdd\xa4\x08\x5d\xd5\xfe", _fs_patches_100 }, // FS 1.0.0
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{ "FS", "\xfc\x3e\x80\x99\x1d\xca\x17\x96", _fs_patches_100 }, // FS 1.0.0 exfat
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{ "FS", "\xcd\x7b\xbe\x18\xd6\x13\x0b\x28", _fs_patches_200 }, // FS 2.0.0
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{ "FS", "\xe7\x66\x92\xdf\xaa\x04\x20\xe9", _fs_patches_200 }, // FS 2.0.0 exfat
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{ "FS", "\x0d\x70\x05\x62\x7b\x07\x76\x7c", _fs_patches_210 }, // FS 2.1.0
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{ "FS", "\xdb\xd8\x5f\xca\xcc\x19\x3d\xa8", _fs_patches_210 }, // FS 2.1.0 exfat
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{ "FS", "\xa8\x6d\xa5\xe8\x7e\xf1\x09\x7b", _fs_patches_300 }, // FS 3.0.0
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{ "FS", "\x98\x1c\x57\xe7\xf0\x2f\x70\xf7", _fs_patches_300 }, // FS 3.0.0 exfat
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{ "FS", "\x57\x39\x7c\x06\x3f\x10\xb6\x31", _fs_patches_30x }, // FS 3.0.1
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{ "FS", "\x07\x30\x99\xd7\xc6\xad\x7d\x89", _fs_patches_30x }, // FS 3.0.1 exfat
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{ "FS", "\x06\xe9\x07\x19\x59\x5a\x01\x0c", _fs_patches_40x }, // FS 4.0.1
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{ "FS", "\x54\x9b\x0f\x8d\x6f\x72\xc4\xe9", _fs_patches_40x }, // FS 4.0.1 exfat
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{ "FS", "\x80\x96\xaf\x7c\x6a\x35\xaa\x82", _fs_patches_410 }, // FS 4.1.0
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{ "FS", "\x02\xd5\xab\xaa\xfd\x20\xc8\xb0", _fs_patches_410 }, // FS 4.1.0 exfat
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{ "FS", "\xa6\xf2\x7a\xd9\xac\x7c\x73\xad", _fs_patches_50x }, // FS 5.0.0
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{ "FS", "\xce\x3e\xcb\xa2\xf2\xf0\x62\xf5", _fs_patches_50x }, // FS 5.0.0 exfat
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{ "FS", "\x76\xf8\x74\x02\xc9\x38\x7c\x0f", _fs_patches_510 }, // FS 5.1.0
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{ "FS", "\x10\xb2\xd8\x16\x05\x48\x85\x99", _fs_patches_510 }, // FS 5.1.0 exfat
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{ "FS", "\x1b\x82\xcb\x22\x18\x67\xcb\x52", _fs_patches_600 }, // FS 6.0.0-4.0
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{ "FS", "\x96\x6a\xdd\x3d\x20\xb6\x27\x13", _fs_patches_600_exfat }, // FS 6.0.0-4.0 exfat
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{ "FS", "\x3a\x57\x4d\x43\x61\x86\x19\x1d", _fs_patches_600 }, // FS 6.0.0-5.0
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{ "FS", "\x33\x05\x53\xf6\xb5\xfb\x55\xc4", _fs_patches_600_exfat }, // FS 6.0.0-5.0 exfat
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{ "FS", "\x2A\xDB\xE9\x7E\x9B\x5F\x41\x77", _fs_patches_700 }, // FS 7.0.0
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{ "FS", "\x2C\xCE\x65\x9C\xEC\x53\x6A\x8E", _fs_patches_700_exfat }, // FS 7.0.0 exfat
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{ "FS", "\xB2\xF5\x17\x6B\x35\x48\x36\x4D", _fs_patches_800 }, // FS 8.0.0
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{ "FS", "\xDB\xD9\x41\xC0\xC5\x3C\x52\xCC", _fs_patches_800_exfat } // FS 8.0.0 exfat
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};
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const pkg2_kernel_id_t *pkg2_identify(u32 id)
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const pkg2_kernel_id_t *pkg2_identify(u8 *hash)
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{
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for (u32 i = 0; _pkg2_kernel_ids[i].crc32c_id; i++)
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if (id == _pkg2_kernel_ids[i].crc32c_id)
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for (u32 i = 0; sizeof(_pkg2_kernel_ids) / sizeof(pkg2_kernel_id_t); i++)
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if (!memcmp(hash, _pkg2_kernel_ids[i].hash, sizeof(_pkg2_kernel_ids[0].hash)))
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return &_pkg2_kernel_ids[i];
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return NULL;
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}
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@ -778,7 +778,7 @@ const char* pkg2_patch_kips(link_t *info, char* patchNames)
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if (patchNames == NULL || patchNames[0] == 0)
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return NULL;
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static const u32 MAX_NUM_PATCHES_REQUESTED = sizeof(u32)*8;
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static const u32 MAX_NUM_PATCHES_REQUESTED = sizeof(u32) * 8;
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char* patches[MAX_NUM_PATCHES_REQUESTED];
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u32 numPatches = 1;
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@ -114,7 +114,7 @@ typedef struct _pkg2_kip1_info_t
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typedef struct _pkg2_kernel_id_t
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{
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u32 crc32c_id;
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u8 hash[8];
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kernel_patch_t *kernel_patchset;
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} pkg2_kernel_id_t;
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@ -135,7 +135,7 @@ typedef struct _kip1_patchset_t
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typedef struct _kip1_id_t
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{
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const char* name;
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u8 hash[16];
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u8 hash[8];
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kip1_patchset_t* patchset;
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} kip1_id_t;
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@ -146,7 +146,7 @@ void pkg2_add_kip(link_t *info, pkg2_kip1_t *kip1);
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void pkg2_merge_kip(link_t *info, pkg2_kip1_t *kip1);
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const char* pkg2_patch_kips(link_t *info, char* patchNames);
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const pkg2_kernel_id_t *pkg2_identify(u32 id);
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const pkg2_kernel_id_t *pkg2_identify(u8 *hash);
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pkg2_hdr_t *pkg2_decrypt(void *data);
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void pkg2_build_encrypt(void *dst, void *kernel, u32 kernel_size, link_t *kips_info, bool new_pkg2);
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@ -106,17 +106,3 @@ void power_off()
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//TODO: we should probably make sure all regulators are powered off properly.
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i2c_send_byte(I2C_5, MAX77620_I2C_ADDR, MAX77620_REG_ONOFFCNFG1, MAX77620_ONOFFCNFG1_PWR_OFF);
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}
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#define CRC32C_POLY 0x82F63B78
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u32 crc32c(const void *buf, u32 len)
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{
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const u8 *cbuf = (const u8 *)buf;
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u32 crc = 0xFFFFFFFF;
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while (len--)
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{
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crc ^= *cbuf++;
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for (int i = 0; i < 8; i++)
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crc = crc & 1 ? (crc >> 1) ^ CRC32C_POLY : crc >> 1;
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}
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return ~crc;
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}
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@ -39,6 +39,5 @@ void reboot_normal();
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void reboot_rcm();
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void power_off();
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void exec_cfg(u32 *base, const cfg_op_t *ops, u32 num_ops);
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u32 crc32c(const void *buf, u32 len);
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#endif
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