crypto: Add PartitionDataManager
Keeps track of system files for key derivation
This commit is contained in:
Zach Hilman
parent
4aad010f7a
commit
29dc6f4519
@ -18,6 +18,8 @@ add_library(core STATIC
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crypto/encryption_layer.h
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crypto/key_manager.cpp
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crypto/key_manager.h
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crypto/partition_data_manager.cpp
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crypto/partition_data_manager.h
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crypto/ctr_encryption_layer.cpp
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crypto/ctr_encryption_layer.h
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crypto/xts_encryption_layer.cpp
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586
src/core/crypto/partition_data_manager.cpp
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586
src/core/crypto/partition_data_manager.cpp
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@ -0,0 +1,586 @@
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// Copyright 2018 yuzu emulator team
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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// NOTE TO FUTURE MAINTAINERS:
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// When a new version of switch cryptography is released,
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// hash the new keyblob source and master key and add the hashes to
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// the arrays below.
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#include <array>
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#include <boost/optional/optional.hpp>
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#include <mbedtls/sha256.h>
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#include "common/assert.h"
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#include "common/common_types.h"
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#include "common/hex_util.h"
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#include "common/logging/log.h"
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#include "common/string_util.h"
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#include "core/crypto/key_manager.h"
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#include "core/crypto/partition_data_manager.h"
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#include "core/file_sys/vfs.h"
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#include "core/file_sys/vfs_offset.h"
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#include "ctr_encryption_layer.h"
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#include "xts_encryption_layer.h"
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using namespace Common;
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namespace Core::Crypto {
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struct Package2Header {
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std::array<u8, 0x100> signature;
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Key128 header_ctr;
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std::array<Key128, 4> section_ctr;
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u32_le magic;
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u32_le base_offset;
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INSERT_PADDING_BYTES(4);
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u8 version_max;
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u8 version_min;
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INSERT_PADDING_BYTES(2);
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std::array<u32_le, 4> section_size;
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std::array<u32_le, 4> section_offset;
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std::array<SHA256Hash, 4> section_hash;
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};
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static_assert(sizeof(Package2Header) == 0x200, "Package2Header has incorrect size.");
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struct INIHeader {
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u32_le magic;
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u32_le size;
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u32_le process_count;
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INSERT_PADDING_BYTES(4);
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};
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static_assert(sizeof(INIHeader) == 0x10, "INIHeader has incorrect size.");
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struct SectionHeader {
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u32_le offset;
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u32_le size_decompressed;
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u32_le size_compressed;
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u32_le attribute;
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};
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static_assert(sizeof(SectionHeader) == 0x10, "SectionHeader has incorrect size.");
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struct KIPHeader {
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u32_le magic;
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std::array<char, 12> name;
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u64_le title_id;
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u32_le category;
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u8 priority;
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u8 core;
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INSERT_PADDING_BYTES(1);
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u8 flags;
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std::array<SectionHeader, 6> sections;
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std::array<u32, 0x20> capabilities;
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};
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static_assert(sizeof(KIPHeader) == 0x100, "KIPHeader has incorrect size.");
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const static std::array<SHA256Hash, 0x10> source_hashes{
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"B24BD293259DBC7AC5D63F88E60C59792498E6FC5443402C7FFE87EE8B61A3F0"_array32, // keyblob_mac_key_source
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"7944862A3A5C31C6720595EFD302245ABD1B54CCDCF33000557681E65C5664A4"_array32, // master_key_source
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"21E2DF100FC9E094DB51B47B9B1D6E94ED379DB8B547955BEF8FE08D8DD35603"_array32, // package2_key_source
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"FC02B9D37B42D7A1452E71444F1F700311D1132E301A83B16062E72A78175085"_array32, // aes_kek_generation_source
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"FBD10056999EDC7ACDB96098E47E2C3606230270D23281E671F0F389FC5BC585"_array32, // aes_key_generation_source
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"C48B619827986C7F4E3081D59DB2B460C84312650E9A8E6B458E53E8CBCA4E87"_array32, // titlekek_source
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"04AD66143C726B2A139FB6B21128B46F56C553B2B3887110304298D8D0092D9E"_array32, // key_area_key_application_source
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"FD434000C8FF2B26F8E9A9D2D2C12F6BE5773CBB9DC86300E1BD99F8EA33A417"_array32, // key_area_key_ocean_source
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"1F17B1FD51AD1C2379B58F152CA4912EC2106441E51722F38700D5937A1162F7"_array32, // key_area_key_system_source
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"6B2ED877C2C52334AC51E59ABFA7EC457F4A7D01E46291E9F2EAA45F011D24B7"_array32, // sd_card_kek_source
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"D482743563D3EA5DCDC3B74E97C9AC8A342164FA041A1DC80F17F6D31E4BC01C"_array32, // sd_card_save_key_source
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"2E751CECF7D93A2B957BD5FFCB082FD038CC2853219DD3092C6DAB9838F5A7CC"_array32, // sd_card_nca_key_source
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"1888CAED5551B3EDE01499E87CE0D86827F80820EFB275921055AA4E2ABDFFC2"_array32, // header_kek_source
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"8F783E46852DF6BE0BA4E19273C4ADBAEE16380043E1B8C418C4089A8BD64AA6"_array32, // header_key_source
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"D1757E52F1AE55FA882EC690BC6F954AC46A83DC22F277F8806BD55577C6EED7"_array32, // rsa_kek_seed3
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"FC02B9D37B42D7A1452E71444F1F700311D1132E301A83B16062E72A78175085"_array32, // rsa_kek_mask0
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};
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const static std::array<SHA256Hash, 0x20> keyblob_source_hashes{
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"8A06FE274AC491436791FDB388BCDD3AB9943BD4DEF8094418CDAC150FD73786"_array32, // keyblob_key_source_00
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"2D5CAEB2521FEF70B47E17D6D0F11F8CE2C1E442A979AD8035832C4E9FBCCC4B"_array32, // keyblob_key_source_01
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"61C5005E713BAE780641683AF43E5F5C0E03671117F702F401282847D2FC6064"_array32, // keyblob_key_source_02
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"8E9795928E1C4428E1B78F0BE724D7294D6934689C11B190943923B9D5B85903"_array32, // keyblob_key_source_03
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"95FA33AF95AFF9D9B61D164655B32710ED8D615D46C7D6CC3CC70481B686B402"_array32, // keyblob_key_source_04
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"3F5BE7B3C8B1ABD8C10B4B703D44766BA08730562C172A4FE0D6B866B3E2DB3E"_array32, // keyblob_key_source_05
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_06
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_07
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_08
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_09
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0A
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0B
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0C
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0D
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0E
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_0F
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_10
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_11
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_12
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_13
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_14
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_15
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_16
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_17
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_18
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_19
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1A
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1B
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1C
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1D
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1E
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // keyblob_key_source_1F
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};
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const static std::array<SHA256Hash, 0x20> master_key_hashes{
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"0EE359BE3C864BB0782E1D70A718A0342C551EED28C369754F9C4F691BECF7CA"_array32, // master_key_00
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"4FE707B7E4ABDAF727C894AAF13B1351BFE2AC90D875F73B2E20FA94B9CC661E"_array32, // master_key_01
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"79277C0237A2252EC3DFAC1F7C359C2B3D121E9DB15BB9AB4C2B4408D2F3AE09"_array32, // master_key_02
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"4F36C565D13325F65EE134073C6A578FFCB0008E02D69400836844EAB7432754"_array32, // master_key_03
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"75FF1D95D26113550EE6FCC20ACB58E97EDEB3A2FF52543ED5AEC63BDCC3DA50"_array32, // master_key_04
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"EBE2BCD6704673EC0F88A187BB2AD9F1CC82B718C389425941BDC194DC46B0DD"_array32, // master_key_05
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_06
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_07
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_08
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_09
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0A
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0B
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0C
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0D
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0E
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_0F
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_10
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_11
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_12
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_13
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_14
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_15
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_16
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_17
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_18
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_19
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1A
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1B
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1C
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1D
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1E
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"0000000000000000000000000000000000000000000000000000000000000000"_array32, // master_key_1F
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};
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std::vector<u8> DecompressBLZ(const std::vector<u8>& in) {
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const auto data_size = in.size() - 0xC;
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u32 compressed_size{};
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u32 init_index{};
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u32 additional_size{};
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std::memcpy(&compressed_size, in.data() + data_size, sizeof(u32));
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std::memcpy(&init_index, in.data() + data_size + 0x4, sizeof(u32));
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std::memcpy(&additional_size, in.data() + data_size + 0x8, sizeof(u32));
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std::vector<u8> out(in.size() + additional_size);
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if (compressed_size == in.size())
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std::memcpy(out.data(), in.data() + in.size() - compressed_size, compressed_size);
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else
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std::memcpy(out.data(), in.data(), compressed_size);
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auto index = in.size() - init_index;
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auto out_index = out.size();
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while (out_index > 0) {
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--index;
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auto control = in[index];
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for (size_t i = 0; i < 8; ++i) {
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if ((control & 0x80) > 0) {
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ASSERT(index >= 2);
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index -= 2;
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u64 segment_offset = in[index] | in[index + 1] << 8;
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u64 segment_size = ((segment_offset >> 12) & 0xF) + 3;
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segment_offset &= 0xFFF;
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segment_offset += 3;
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if (out_index < segment_size)
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segment_size = out_index;
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ASSERT(out_index >= segment_size);
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out_index -= segment_size;
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for (size_t j = 0; j < segment_size; ++j) {
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ASSERT(out_index + j + segment_offset < out.size());
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out[out_index + j] = out[out_index + j + segment_offset];
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}
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} else {
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ASSERT(out_index >= 1);
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--out_index;
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--index;
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out[out_index] = in[index];
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}
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control <<= 1;
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if (out_index == 0)
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return out;
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}
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}
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return out;
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}
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u8 CalculateMaxKeyblobSourceHash() {
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for (s8 i = 0x1F; i >= 0; --i) {
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if (keyblob_source_hashes[i] != SHA256Hash{})
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return i + 1;
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}
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return 0;
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}
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const u8 PartitionDataManager::MAX_KEYBLOB_SOURCE_HASH = CalculateMaxKeyblobSourceHash();
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template <size_t key_size = 0x10>
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std::array<u8, key_size> FindKeyFromHex(const std::vector<u8>& binary, std::array<u8, 0x20> hash) {
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std::array<u8, 0x20> temp{};
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if (binary.size() < key_size)
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return {};
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for (size_t i = 0; i < binary.size() - key_size; ++i) {
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mbedtls_sha256(binary.data() + i, key_size, temp.data(), 0);
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if (temp != hash)
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continue;
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std::array<u8, key_size> out{};
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std::memcpy(out.data(), binary.data() + i, key_size);
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return out;
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}
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return {};
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}
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std::array<Key128, 0x20> FindEncryptedMasterKeyFromHex(const std::vector<u8>& binary, Key128 key) {
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SHA256Hash temp{};
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Key128 dec_temp{};
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if (binary.size() < 0x10)
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return {};
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std::array<Key128, 0x20> out{};
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AESCipher<Key128> cipher(key, Mode::ECB);
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for (size_t i = 0; i < binary.size() - 0x10; ++i) {
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cipher.Transcode(binary.data() + i, dec_temp.size(), dec_temp.data(), Op::Decrypt);
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mbedtls_sha256(dec_temp.data(), dec_temp.size(), temp.data(), 0);
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for (size_t k = 0; k < 0x20; ++k) {
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if (temp == master_key_hashes[k]) {
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out[k] = dec_temp;
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break;
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}
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}
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}
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return out;
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}
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FileSys::VirtualFile FindFileInDirWithNames(const FileSys::VirtualDir& dir,
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const std::string& name) {
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auto upper = name;
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std::transform(upper.begin(), upper.end(), upper.begin(), ::toupper);
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for (const auto& fname : {name, name + ".bin", upper, upper + ".BIN"}) {
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if (dir->GetFile(fname) != nullptr)
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return dir->GetFile(fname);
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}
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return nullptr;
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}
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PartitionDataManager::PartitionDataManager(FileSys::VirtualDir sysdata_dir)
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: boot0(FindFileInDirWithNames(sysdata_dir, "BOOT0")),
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fuses(FindFileInDirWithNames(sysdata_dir, "fuse")),
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kfuses(FindFileInDirWithNames(sysdata_dir, "kfuse")),
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package2({
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-1-Normal-Main"),
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-2-Normal-Sub"),
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-3-SafeMode-Main"),
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-4-SafeMode-Sub"),
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-5-Repair-Main"),
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FindFileInDirWithNames(sysdata_dir, "BCPKG2-6-Repair-Sub"),
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}),
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secure_monitor(FindFileInDirWithNames(sysdata_dir, "sm")),
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package1_decrypted(FindFileInDirWithNames(sysdata_dir, "pkg_decr")),
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secure_monitor_bytes(secure_monitor == nullptr ? std::vector<u8>{}
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: secure_monitor->ReadAllBytes()),
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package1_decrypted_bytes(package1_decrypted == nullptr ? std::vector<u8>{}
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: package1_decrypted->ReadAllBytes()),
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prodinfo(FindFileInDirWithNames(sysdata_dir, "PRODINFO")) {}
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bool PartitionDataManager::HasBoot0() const {
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return boot0 != nullptr;
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}
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FileSys::VirtualFile PartitionDataManager::GetBoot0Raw() const {
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return boot0;
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}
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std::array<u8, 176> PartitionDataManager::GetEncryptedKeyblob(u8 index) const {
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if (HasBoot0() && index < 32)
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return GetEncryptedKeyblobs()[index];
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return {};
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}
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std::array<std::array<u8, 176>, 32> PartitionDataManager::GetEncryptedKeyblobs() const {
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if (!HasBoot0())
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return {};
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std::array<std::array<u8, 176>, 32> out{};
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for (size_t i = 0; i < 0x20; ++i)
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boot0->Read(out[i].data(), out[i].size(), 0x180000 + i * 0x200);
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return out;
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}
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std::vector<u8> PartitionDataManager::GetSecureMonitor() const {
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return secure_monitor_bytes;
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}
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std::array<u8, 16> PartitionDataManager::GetPackage2KeySource() const {
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return FindKeyFromHex(secure_monitor_bytes, source_hashes[2]);
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}
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std::array<u8, 16> PartitionDataManager::GetAESKekGenerationSource() const {
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return FindKeyFromHex(secure_monitor_bytes, source_hashes[3]);
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}
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std::array<u8, 16> PartitionDataManager::GetTitlekekSource() const {
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return FindKeyFromHex(secure_monitor_bytes, source_hashes[5]);
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}
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std::array<std::array<u8, 16>, 32> PartitionDataManager::GetTZMasterKeys(
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std::array<u8, 0x10> master_key) const {
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return FindEncryptedMasterKeyFromHex(secure_monitor_bytes, master_key);
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}
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std::array<u8, 16> PartitionDataManager::GetRSAKekSeed3() const {
|
||||
return FindKeyFromHex(secure_monitor_bytes, source_hashes[14]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetRSAKekMask0() const {
|
||||
return FindKeyFromHex(secure_monitor_bytes, source_hashes[15]);
|
||||
}
|
||||
|
||||
std::vector<u8> PartitionDataManager::GetPackage1Decrypted() const {
|
||||
return package1_decrypted_bytes;
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetMasterKeySource() const {
|
||||
return FindKeyFromHex(package1_decrypted_bytes, source_hashes[1]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetKeyblobMACKeySource() const {
|
||||
return FindKeyFromHex(package1_decrypted_bytes, source_hashes[0]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetKeyblobKeySource(u8 revision) const {
|
||||
if (keyblob_source_hashes[revision] == SHA256Hash{}) {
|
||||
LOG_WARNING(Crypto,
|
||||
"No keyblob source hash for crypto revision {:02X}! Cannot derive keys...",
|
||||
revision);
|
||||
}
|
||||
return FindKeyFromHex(package1_decrypted_bytes, keyblob_source_hashes[revision]);
|
||||
}
|
||||
|
||||
bool PartitionDataManager::HasFuses() const {
|
||||
return fuses != nullptr;
|
||||
}
|
||||
|
||||
FileSys::VirtualFile PartitionDataManager::GetFusesRaw() const {
|
||||
return fuses;
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetSecureBootKey() const {
|
||||
if (!HasFuses())
|
||||
return {};
|
||||
Key128 out{};
|
||||
fuses->Read(out.data(), out.size(), 0xA4);
|
||||
return out;
|
||||
}
|
||||
|
||||
bool PartitionDataManager::HasKFuses() const {
|
||||
return kfuses != nullptr;
|
||||
}
|
||||
|
||||
FileSys::VirtualFile PartitionDataManager::GetKFusesRaw() const {
|
||||
return kfuses;
|
||||
}
|
||||
|
||||
bool PartitionDataManager::HasPackage2(Package2Type type) const {
|
||||
return package2.at(static_cast<size_t>(type)) != nullptr;
|
||||
}
|
||||
|
||||
FileSys::VirtualFile PartitionDataManager::GetPackage2Raw(Package2Type type) const {
|
||||
return package2.at(static_cast<size_t>(type));
|
||||
}
|
||||
|
||||
void PartitionDataManager::DecryptPackage2(std::array<std::array<u8, 16>, 0x20> package2_keys,
|
||||
Package2Type type) {
|
||||
FileSys::VirtualFile file = std::make_shared<FileSys::OffsetVfsFile>(
|
||||
package2[static_cast<size_t>(type)],
|
||||
package2[static_cast<size_t>(type)]->GetSize() - 0x4000, 0x4000);
|
||||
|
||||
Package2Header header{};
|
||||
if (file->ReadObject(&header) != sizeof(Package2Header))
|
||||
return;
|
||||
|
||||
u8 revision = 0xFF;
|
||||
if (header.magic != Common::MakeMagic('P', 'K', '2', '1')) {
|
||||
for (size_t i = 0; i < 0x20; ++i) {
|
||||
const std::vector<u8> iv(header.header_ctr.begin(), header.header_ctr.end());
|
||||
Package2Header temp = header;
|
||||
AESCipher<Key128> cipher(package2_keys[i], Mode::CTR);
|
||||
cipher.SetIV(iv);
|
||||
cipher.Transcode(&temp.header_ctr, sizeof(Package2Header) - 0x100, &temp.header_ctr,
|
||||
Op::Decrypt);
|
||||
if (temp.magic == Common::MakeMagic('P', 'K', '2', '1')) {
|
||||
header = temp;
|
||||
revision = i;
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (header.magic != Common::MakeMagic('P', 'K', '2', '1'))
|
||||
return;
|
||||
|
||||
const std::vector<u8> s1_iv(header.section_ctr[1].begin(), header.section_ctr[1].end());
|
||||
|
||||
const auto a = std::make_shared<FileSys::OffsetVfsFile>(
|
||||
file, header.section_size[1], header.section_size[0] + sizeof(Package2Header));
|
||||
|
||||
auto c = a->ReadAllBytes();
|
||||
|
||||
AESCipher<Key128> cipher(package2_keys[revision], Mode::CTR);
|
||||
cipher.SetIV(s1_iv);
|
||||
cipher.Transcode(c.data(), c.size(), c.data(), Op::Decrypt);
|
||||
|
||||
// package2_decrypted[static_cast<size_t>(type)] = s1;
|
||||
|
||||
INIHeader ini{};
|
||||
std::memcpy(&ini, c.data(), sizeof(INIHeader));
|
||||
if (ini.magic != Common::MakeMagic('I', 'N', 'I', '1'))
|
||||
return;
|
||||
|
||||
std::map<u64, KIPHeader> kips{};
|
||||
u64 offset = sizeof(INIHeader);
|
||||
for (size_t i = 0; i < ini.process_count; ++i) {
|
||||
KIPHeader kip{};
|
||||
std::memcpy(&kip, c.data() + offset, sizeof(KIPHeader));
|
||||
if (kip.magic != Common::MakeMagic('K', 'I', 'P', '1'))
|
||||
return;
|
||||
kips.emplace(offset, kip);
|
||||
|
||||
const auto name =
|
||||
Common::StringFromFixedZeroTerminatedBuffer(kip.name.data(), kip.name.size());
|
||||
|
||||
if (name != "FS" && name != "spl") {
|
||||
offset += sizeof(KIPHeader) + kip.sections[0].size_compressed +
|
||||
kip.sections[1].size_compressed + kip.sections[2].size_compressed;
|
||||
continue;
|
||||
}
|
||||
|
||||
std::vector<u8> text(kip.sections[0].size_compressed);
|
||||
std::vector<u8> rodata(kip.sections[1].size_compressed);
|
||||
std::vector<u8> data(kip.sections[2].size_compressed);
|
||||
|
||||
u64 offset_sec = sizeof(KIPHeader) + offset;
|
||||
std::memcpy(text.data(), c.data() + offset_sec, text.size());
|
||||
offset_sec += text.size();
|
||||
std::memcpy(rodata.data(), c.data() + offset_sec, rodata.size());
|
||||
offset_sec += rodata.size();
|
||||
std::memcpy(data.data(), c.data() + offset_sec, data.size());
|
||||
|
||||
offset += sizeof(KIPHeader) + kip.sections[0].size_compressed +
|
||||
kip.sections[1].size_compressed + kip.sections[2].size_compressed;
|
||||
|
||||
text = DecompressBLZ(text);
|
||||
rodata = DecompressBLZ(rodata);
|
||||
data = DecompressBLZ(data);
|
||||
|
||||
std::vector<u8> out(text.size() + rodata.size() + data.size());
|
||||
std::memcpy(out.data(), text.data(), text.size());
|
||||
std::memcpy(out.data() + text.size(), rodata.data(), rodata.size());
|
||||
std::memcpy(out.data() + text.size() + rodata.size(), data.data(), data.size());
|
||||
|
||||
if (name == "FS")
|
||||
package2_fs[static_cast<size_t>(type)] = out;
|
||||
else if (name == "spl")
|
||||
package2_spl[static_cast<size_t>(type)] = out;
|
||||
}
|
||||
}
|
||||
|
||||
const std::vector<u8>& PartitionDataManager::GetPackage2FSDecompressed(Package2Type type) const {
|
||||
return package2_fs.at(static_cast<size_t>(type));
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetKeyAreaKeyApplicationSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_fs.at(static_cast<size_t>(type)), source_hashes[6]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetKeyAreaKeyOceanSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_fs.at(static_cast<size_t>(type)), source_hashes[7]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetKeyAreaKeySystemSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_fs.at(static_cast<size_t>(type)), source_hashes[8]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetSDKekSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_fs.at(static_cast<size_t>(type)), source_hashes[9]);
|
||||
}
|
||||
|
||||
std::array<u8, 32> PartitionDataManager::GetSDSaveKeySource(Package2Type type) const {
|
||||
return FindKeyFromHex<0x20>(package2_fs.at(static_cast<size_t>(type)), source_hashes[10]);
|
||||
}
|
||||
|
||||
std::array<u8, 32> PartitionDataManager::GetSDNCAKeySource(Package2Type type) const {
|
||||
return FindKeyFromHex<0x20>(package2_fs.at(static_cast<size_t>(type)), source_hashes[11]);
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetHeaderKekSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_fs.at(static_cast<size_t>(type)), source_hashes[12]);
|
||||
}
|
||||
|
||||
std::array<u8, 32> PartitionDataManager::GetHeaderKeySource(Package2Type type) const {
|
||||
return FindKeyFromHex<0x20>(package2_fs.at(static_cast<size_t>(type)), source_hashes[13]);
|
||||
}
|
||||
|
||||
const std::vector<u8>& PartitionDataManager::GetPackage2SPLDecompressed(Package2Type type) const {
|
||||
return package2_spl.at(static_cast<size_t>(type));
|
||||
}
|
||||
|
||||
std::array<u8, 16> PartitionDataManager::GetAESKeyGenerationSource(Package2Type type) const {
|
||||
return FindKeyFromHex(package2_spl.at(static_cast<size_t>(type)), source_hashes[4]);
|
||||
}
|
||||
|
||||
bool PartitionDataManager::HasProdInfo() const {
|
||||
return prodinfo != nullptr;
|
||||
}
|
||||
|
||||
FileSys::VirtualFile PartitionDataManager::GetProdInfoRaw() const {
|
||||
return prodinfo;
|
||||
}
|
||||
|
||||
void PartitionDataManager::DecryptProdInfo(std::array<u8, 16> bis_crypt,
|
||||
std::array<u8, 16> bis_tweak) {
|
||||
if (prodinfo == nullptr)
|
||||
return;
|
||||
|
||||
Key256 final_key{};
|
||||
std::memcpy(final_key.data(), bis_crypt.data(), bis_crypt.size());
|
||||
std::memcpy(final_key.data() + sizeof(Key128), bis_tweak.data(), bis_tweak.size());
|
||||
|
||||
prodinfo_decrypted = std::make_shared<XTSEncryptionLayer>(prodinfo, final_key);
|
||||
}
|
||||
|
||||
std::array<u8, 576> PartitionDataManager::GetETicketExtendedKek() const {
|
||||
std::array<u8, 0x240> out{};
|
||||
if (prodinfo_decrypted != nullptr)
|
||||
prodinfo_decrypted->Read(out.data(), out.size(), 0x3890);
|
||||
return out;
|
||||
}
|
||||
} // namespace Core::Crypto
|
||||
104
src/core/crypto/partition_data_manager.h
Normal file
104
src/core/crypto/partition_data_manager.h
Normal file
@ -0,0 +1,104 @@
|
||||
// Copyright 2018 yuzu emulator team
|
||||
// Licensed under GPLv2 or any later version
|
||||
// Refer to the license.txt file included.
|
||||
|
||||
#pragma once
|
||||
#include <vector>
|
||||
#include "common/common_funcs.h"
|
||||
#include "common/common_types.h"
|
||||
#include "common/swap.h"
|
||||
#include "core/file_sys/vfs_types.h"
|
||||
|
||||
namespace Core::Crypto {
|
||||
|
||||
enum class Package2Type {
|
||||
NormalMain,
|
||||
NormalSub,
|
||||
SafeModeMain,
|
||||
SafeModeSub,
|
||||
RepairMain,
|
||||
RepairSub,
|
||||
};
|
||||
|
||||
class PartitionDataManager {
|
||||
public:
|
||||
const static u8 MAX_KEYBLOB_SOURCE_HASH;
|
||||
|
||||
explicit PartitionDataManager(FileSys::VirtualDir sysdata_dir);
|
||||
|
||||
// BOOT0
|
||||
bool HasBoot0() const;
|
||||
FileSys::VirtualFile GetBoot0Raw() const;
|
||||
std::array<u8, 0xB0> GetEncryptedKeyblob(u8 index) const;
|
||||
std::array<std::array<u8, 0xB0>, 0x20> GetEncryptedKeyblobs() const;
|
||||
std::vector<u8> GetSecureMonitor() const;
|
||||
std::array<u8, 0x10> GetPackage2KeySource() const;
|
||||
std::array<u8, 0x10> GetAESKekGenerationSource() const;
|
||||
std::array<u8, 0x10> GetTitlekekSource() const;
|
||||
std::array<std::array<u8, 0x10>, 0x20> GetTZMasterKeys(std::array<u8, 0x10> master_key) const;
|
||||
std::array<u8, 0x10> GetRSAKekSeed3() const;
|
||||
std::array<u8, 0x10> GetRSAKekMask0() const;
|
||||
std::vector<u8> GetPackage1Decrypted() const;
|
||||
std::array<u8, 0x10> GetMasterKeySource() const;
|
||||
std::array<u8, 0x10> GetKeyblobMACKeySource() const;
|
||||
std::array<u8, 0x10> GetKeyblobKeySource(u8 revision) const;
|
||||
|
||||
// Fuses
|
||||
bool HasFuses() const;
|
||||
FileSys::VirtualFile GetFusesRaw() const;
|
||||
std::array<u8, 0x10> GetSecureBootKey() const;
|
||||
|
||||
// K-Fuses
|
||||
bool HasKFuses() const;
|
||||
FileSys::VirtualFile GetKFusesRaw() const;
|
||||
|
||||
// Package2
|
||||
bool HasPackage2(Package2Type type = Package2Type::NormalMain) const;
|
||||
FileSys::VirtualFile GetPackage2Raw(Package2Type type = Package2Type::NormalMain) const;
|
||||
void DecryptPackage2(std::array<std::array<u8, 16>, 0x20> package2, Package2Type type);
|
||||
const std::vector<u8>& GetPackage2FSDecompressed(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetKeyAreaKeyApplicationSource(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetKeyAreaKeyOceanSource(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetKeyAreaKeySystemSource(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetSDKekSource(Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x20> GetSDSaveKeySource(Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x20> GetSDNCAKeySource(Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetHeaderKekSource(Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x20> GetHeaderKeySource(Package2Type type = Package2Type::NormalMain) const;
|
||||
const std::vector<u8>& GetPackage2SPLDecompressed(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
std::array<u8, 0x10> GetAESKeyGenerationSource(
|
||||
Package2Type type = Package2Type::NormalMain) const;
|
||||
|
||||
// PRODINFO
|
||||
bool HasProdInfo() const;
|
||||
FileSys::VirtualFile GetProdInfoRaw() const;
|
||||
void DecryptProdInfo(std::array<u8, 0x10> bis_crypt, std::array<u8, 0x10> bis_tweak);
|
||||
std::array<u8, 0x240> GetETicketExtendedKek() const;
|
||||
|
||||
private:
|
||||
FileSys::VirtualFile boot0;
|
||||
FileSys::VirtualFile fuses;
|
||||
FileSys::VirtualFile kfuses;
|
||||
std::array<FileSys::VirtualFile, 6> package2;
|
||||
FileSys::VirtualFile prodinfo;
|
||||
FileSys::VirtualFile secure_monitor;
|
||||
FileSys::VirtualFile package1_decrypted;
|
||||
|
||||
// Processed
|
||||
std::array<FileSys::VirtualFile, 6> package2_decrypted;
|
||||
FileSys::VirtualFile prodinfo_decrypted;
|
||||
std::vector<u8> secure_monitor_bytes;
|
||||
std::vector<u8> package1_decrypted_bytes;
|
||||
std::array<std::vector<u8>, 6> package2_fs;
|
||||
std::array<std::vector<u8>, 6> package2_spl;
|
||||
};
|
||||
|
||||
template <size_t key_size = 0x10>
|
||||
std::array<u8, key_size> FindKeyFromHex(const std::vector<u8>& binary, std::array<u8, 0x20> hash);
|
||||
|
||||
} // namespace Core::Crypto
|
||||
Loading…
Reference in New Issue
Block a user