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registration: Add support for force overwrite of installed

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This commit is contained in:
Zach Hilman
2018-08-11 23:01:38 -04:00
parent fdf27bf390
commit 6b76b77400
4 changed files with 106 additions and 53 deletions
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20
src/core/file_sys/registered_cache.h
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@ -25,6 +25,13 @@ using NcaID = std::array<u8, 0x10>;
using RegisteredCacheParsingFunction = std::function<VirtualFile(const VirtualFile&, const NcaID&)>;
using VfsCopyFunction = std::function<bool(VirtualFile, VirtualFile)>;
enum class InstallResult {
Success,
ErrorAlreadyExists,
ErrorCopyFailed,
ErrorMetaFailed,
};
struct RegisteredCacheEntry {
u64 title_id;
ContentRecordType type;
@ -77,14 +84,16 @@ public:
// Raw copies all the ncas from the xci to the csache. Does some quick checks to make sure there
// is a meta NCA and all of them are accessible.
bool InstallEntry(std::shared_ptr<XCI> xci, const VfsCopyFunction& copy = &VfsRawCopy);
InstallResult InstallEntry(std::shared_ptr<XCI> xci, bool overwrite_if_exists = false,
const VfsCopyFunction& copy = &VfsRawCopy);
// Due to the fact that we must use Meta-type NCAs to determine the existance of files, this
// poses quite a challenge. Instead of creating a new meta NCA for this file, yuzu will create a
// dir inside the NAND called 'yuzu_meta' and store the raw CNMT there.
// TODO(DarkLordZach): Author real meta-type NCAs and install those.
bool InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
const VfsCopyFunction& copy = &VfsRawCopy);
InstallResult InstallEntry(std::shared_ptr<NCA> nca, TitleType type,
bool overwrite_if_exists = false,
const VfsCopyFunction& copy = &VfsRawCopy);
private:
template <typename T>
@ -97,8 +106,9 @@ private:
boost::optional<NcaID> GetNcaIDFromMetadata(u64 title_id, ContentRecordType type) const;
VirtualFile GetFileAtID(NcaID id) const;
VirtualFile OpenFileOrDirectoryConcat(const VirtualDir& dir, std::string_view path) const;
bool RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
boost::optional<NcaID> override_id = boost::none);
InstallResult RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy,
bool overwrite_if_exists,
boost::optional<NcaID> override_id = boost::none);
bool RawInstallYuzuMeta(const CNMT& cnmt);
VirtualDir dir;