1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include <fmt/format.h>
#include "core/file_sys/bis_factory.h"
#include "core/file_sys/registered_cache.h"
namespace FileSys {
BISFactory::BISFactory(VirtualDir nand_root_, VirtualDir load_root_, VirtualDir dump_root_)
: nand_root(std::move(nand_root_)), load_root(std::move(load_root_)),
dump_root(std::move(dump_root_)),
sysnand_cache(std::make_unique<RegisteredCache>(
GetOrCreateDirectoryRelative(nand_root, "/system/Contents/registered"))),
usrnand_cache(std::make_unique<RegisteredCache>(
GetOrCreateDirectoryRelative(nand_root, "/user/Contents/registered"))) {}
BISFactory::~BISFactory() = default;
RegisteredCache* BISFactory::GetSystemNANDContents() const {
return sysnand_cache.get();
}
RegisteredCache* BISFactory::GetUserNANDContents() const {
return usrnand_cache.get();
}
VirtualDir BISFactory::GetModificationLoadRoot(u64 title_id) const {
// LayeredFS doesn't work on updates and title id-less homebrew
if (title_id == 0 || (title_id & 0x800) > 0)
return nullptr;
return GetOrCreateDirectoryRelative(load_root, fmt::format("/{:016X}", title_id));
}
VirtualDir BISFactory::GetModificationDumpRoot(u64 title_id) const {
if (title_id == 0)
return nullptr;
return GetOrCreateDirectoryRelative(dump_root, fmt::format("/{:016X}", title_id));
}
VirtualDir BISFactory::OpenPartition(BisPartitionId id) const {
switch (id) {
case BisPartitionId::CalibrationFile:
return GetOrCreateDirectoryRelative(nand_root, "/prodinfof");
case BisPartitionId::SafeMode:
return GetOrCreateDirectoryRelative(nand_root, "/safe");
case BisPartitionId::System:
return GetOrCreateDirectoryRelative(nand_root, "/system");
case BisPartitionId::User:
return GetOrCreateDirectoryRelative(nand_root, "/user");
default:
return nullptr;
}
}
VirtualFile BISFactory::OpenPartitionStorage(BisPartitionId id) const {
Core::Crypto::KeyManager keys;
Core::Crypto::PartitionDataManager pdm{
Core::System::GetInstance().GetFilesystem()->OpenDirectory(
FileUtil::GetUserPath(FileUtil::UserPath::SysDataDir), Mode::Read)};
keys.PopulateFromPartitionData(pdm);
switch (id) {
case BisPartitionId::CalibrationBinary:
return pdm.GetDecryptedProdInfo();
case BisPartitionId::BootConfigAndPackage2Part1:
case BisPartitionId::BootConfigAndPackage2Part2:
case BisPartitionId::BootConfigAndPackage2Part3:
case BisPartitionId::BootConfigAndPackage2Part4:
case BisPartitionId::BootConfigAndPackage2Part5:
case BisPartitionId::BootConfigAndPackage2Part6: {
const auto new_id = static_cast<u8>(id) -
static_cast<u8>(BisPartitionId::BootConfigAndPackage2Part1) +
static_cast<u8>(Core::Crypto::Package2Type::NormalMain);
return pdm.GetPackage2Raw(static_cast<Core::Crypto::Package2Type>(new_id));
}
default:
return nullptr;
}
}
} // namespace FileSys
|