summaryrefslogtreecommitdiffstats
path: root/src/core/loader/xci.cpp
blob: bd5a83b49f5643a2415cd423b9674a9e698f75b3 (plain) (blame)
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
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
// Copyright 2018 yuzu emulator team
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.

#include <vector>

#include "common/common_types.h"
#include "core/file_sys/card_image.h"
#include "core/file_sys/content_archive.h"
#include "core/file_sys/control_metadata.h"
#include "core/file_sys/patch_manager.h"
#include "core/file_sys/registered_cache.h"
#include "core/file_sys/romfs.h"
#include "core/file_sys/submission_package.h"
#include "core/hle/kernel/process.h"
#include "core/hle/service/filesystem/filesystem.h"
#include "core/loader/nca.h"
#include "core/loader/xci.h"

namespace Loader {

AppLoader_XCI::AppLoader_XCI(FileSys::VirtualFile file)
    : AppLoader(file), xci(std::make_unique<FileSys::XCI>(file)),
      nca_loader(std::make_unique<AppLoader_NCA>(xci->GetProgramNCAFile())) {
    if (xci->GetStatus() != ResultStatus::Success)
        return;

    const auto control_nca = xci->GetNCAByType(FileSys::NCAContentType::Control);
    if (control_nca == nullptr || control_nca->GetStatus() != ResultStatus::Success)
        return;

    std::tie(nacp_file, icon_file) =
        FileSys::PatchManager(xci->GetProgramTitleID()).ParseControlNCA(*control_nca);
}

AppLoader_XCI::~AppLoader_XCI() = default;

FileType AppLoader_XCI::IdentifyType(const FileSys::VirtualFile& file) {
    FileSys::XCI xci(file);

    if (xci.GetStatus() == ResultStatus::Success &&
        xci.GetNCAByType(FileSys::NCAContentType::Program) != nullptr &&
        AppLoader_NCA::IdentifyType(xci.GetNCAFileByType(FileSys::NCAContentType::Program)) ==
            FileType::NCA) {
        return FileType::XCI;
    }

    return FileType::Error;
}

ResultStatus AppLoader_XCI::Load(Kernel::Process& process) {
    if (is_loaded) {
        return ResultStatus::ErrorAlreadyLoaded;
    }

    if (xci->GetStatus() != ResultStatus::Success)
        return xci->GetStatus();

    if (xci->GetProgramNCAStatus() != ResultStatus::Success)
        return xci->GetProgramNCAStatus();

    if (!xci->HasProgramNCA() && !Core::Crypto::KeyManager::KeyFileExists(false))
        return ResultStatus::ErrorMissingProductionKeyFile;

    const auto result = nca_loader->Load(process);
    if (result != ResultStatus::Success)
        return result;

    FileSys::VirtualFile update_raw;
    if (ReadUpdateRaw(update_raw) == ResultStatus::Success && update_raw != nullptr)
        Service::FileSystem::SetPackedUpdate(std::move(update_raw));

    is_loaded = true;

    return ResultStatus::Success;
}

ResultStatus AppLoader_XCI::ReadRomFS(FileSys::VirtualFile& file) {
    return nca_loader->ReadRomFS(file);
}

u64 AppLoader_XCI::ReadRomFSIVFCOffset() const {
    return nca_loader->ReadRomFSIVFCOffset();
}

ResultStatus AppLoader_XCI::ReadUpdateRaw(FileSys::VirtualFile& file) {
    u64 program_id{};
    nca_loader->ReadProgramId(program_id);
    if (program_id == 0)
        return ResultStatus::ErrorXCIMissingProgramNCA;

    const auto read = xci->GetSecurePartitionNSP()->GetNCAFile(
        FileSys::GetUpdateTitleID(program_id), FileSys::ContentRecordType::Program);

    if (read == nullptr)
        return ResultStatus::ErrorNoPackedUpdate;
    const auto nca_test = std::make_shared<FileSys::NCA>(read);

    if (nca_test->GetStatus() != ResultStatus::ErrorMissingBKTRBaseRomFS)
        return nca_test->GetStatus();

    file = read;
    return ResultStatus::Success;
}

ResultStatus AppLoader_XCI::ReadProgramId(u64& out_program_id) {
    return nca_loader->ReadProgramId(out_program_id);
}

ResultStatus AppLoader_XCI::ReadIcon(std::vector<u8>& buffer) {
    if (icon_file == nullptr)
        return ResultStatus::ErrorNoControl;
    buffer = icon_file->ReadAllBytes();
    return ResultStatus::Success;
}

ResultStatus AppLoader_XCI::ReadTitle(std::string& title) {
    if (nacp_file == nullptr)
        return ResultStatus::ErrorNoControl;
    title = nacp_file->GetApplicationName();
    return ResultStatus::Success;
}

ResultStatus AppLoader_XCI::ReadDeveloper(std::string& developer) {
    if (nacp_file == nullptr)
        return ResultStatus::ErrorNoControl;
    developer = nacp_file->GetDeveloperName();
    return ResultStatus::Success;
}
} // namespace Loader