diff options
Diffstat (limited to 'src/core/file_sys')
-rw-r--r-- | src/core/file_sys/content_archive.cpp | 33 | ||||
-rw-r--r-- | src/core/file_sys/content_archive.h | 7 | ||||
-rw-r--r-- | src/core/file_sys/ips_layer.cpp | 4 | ||||
-rw-r--r-- | src/core/file_sys/patch_manager.cpp | 9 | ||||
-rw-r--r-- | src/core/file_sys/registered_cache.cpp | 62 | ||||
-rw-r--r-- | src/core/file_sys/registered_cache.h | 23 | ||||
-rw-r--r-- | src/core/file_sys/vfs.cpp | 4 | ||||
-rw-r--r-- | src/core/file_sys/vfs.h | 8 | ||||
-rw-r--r-- | src/core/file_sys/vfs_offset.cpp | 4 | ||||
-rw-r--r-- | src/core/file_sys/vfs_offset.h | 2 | ||||
-rw-r--r-- | src/core/file_sys/vfs_static.h | 4 |
11 files changed, 76 insertions, 84 deletions
diff --git a/src/core/file_sys/content_archive.cpp b/src/core/file_sys/content_archive.cpp index 77e04704e..b46fe893c 100644 --- a/src/core/file_sys/content_archive.cpp +++ b/src/core/file_sys/content_archive.cpp @@ -4,10 +4,9 @@ #include <algorithm> #include <cstring> +#include <optional> #include <utility> -#include <boost/optional.hpp> - #include "common/logging/log.h" #include "core/crypto/aes_util.h" #include "core/crypto/ctr_encryption_layer.h" @@ -306,18 +305,18 @@ bool NCA::ReadRomFSSection(const NCASectionHeader& section, const NCASectionTabl subsection_buckets.back().entries.push_back({section.bktr.relocation.offset, {0}, ctr_low}); subsection_buckets.back().entries.push_back({size, {0}, 0}); - boost::optional<Core::Crypto::Key128> key = boost::none; + std::optional<Core::Crypto::Key128> key = {}; if (encrypted) { if (has_rights_id) { status = Loader::ResultStatus::Success; key = GetTitlekey(); - if (key == boost::none) { + if (!key) { status = Loader::ResultStatus::ErrorMissingTitlekey; return false; } } else { key = GetKeyAreaKey(NCASectionCryptoType::BKTR); - if (key == boost::none) { + if (!key) { status = Loader::ResultStatus::ErrorMissingKeyAreaKey; return false; } @@ -332,7 +331,7 @@ bool NCA::ReadRomFSSection(const NCASectionHeader& section, const NCASectionTabl auto bktr = std::make_shared<BKTR>( bktr_base_romfs, std::make_shared<OffsetVfsFile>(file, romfs_size, base_offset), relocation_block, relocation_buckets, subsection_block, subsection_buckets, encrypted, - encrypted ? key.get() : Core::Crypto::Key128{}, base_offset, bktr_base_ivfc_offset, + encrypted ? *key : Core::Crypto::Key128{}, base_offset, bktr_base_ivfc_offset, section.raw.section_ctr); // BKTR applies to entire IVFC, so make an offset version to level 6 @@ -388,11 +387,11 @@ u8 NCA::GetCryptoRevision() const { return master_key_id; } -boost::optional<Core::Crypto::Key128> NCA::GetKeyAreaKey(NCASectionCryptoType type) const { +std::optional<Core::Crypto::Key128> NCA::GetKeyAreaKey(NCASectionCryptoType type) const { const auto master_key_id = GetCryptoRevision(); if (!keys.HasKey(Core::Crypto::S128KeyType::KeyArea, master_key_id, header.key_index)) - return boost::none; + return {}; std::vector<u8> key_area(header.key_area.begin(), header.key_area.end()); Core::Crypto::AESCipher<Core::Crypto::Key128> cipher( @@ -416,25 +415,25 @@ boost::optional<Core::Crypto::Key128> NCA::GetKeyAreaKey(NCASectionCryptoType ty return out; } -boost::optional<Core::Crypto::Key128> NCA::GetTitlekey() { +std::optional<Core::Crypto::Key128> NCA::GetTitlekey() { const auto master_key_id = GetCryptoRevision(); u128 rights_id{}; memcpy(rights_id.data(), header.rights_id.data(), 16); if (rights_id == u128{}) { status = Loader::ResultStatus::ErrorInvalidRightsID; - return boost::none; + return {}; } auto titlekey = keys.GetKey(Core::Crypto::S128KeyType::Titlekey, rights_id[1], rights_id[0]); if (titlekey == Core::Crypto::Key128{}) { status = Loader::ResultStatus::ErrorMissingTitlekey; - return boost::none; + return {}; } if (!keys.HasKey(Core::Crypto::S128KeyType::Titlekek, master_key_id)) { status = Loader::ResultStatus::ErrorMissingTitlekek; - return boost::none; + return {}; } Core::Crypto::AESCipher<Core::Crypto::Key128> cipher( @@ -458,25 +457,25 @@ VirtualFile NCA::Decrypt(const NCASectionHeader& s_header, VirtualFile in, u64 s case NCASectionCryptoType::BKTR: LOG_DEBUG(Crypto, "called with mode=CTR, starting_offset={:016X}", starting_offset); { - boost::optional<Core::Crypto::Key128> key = boost::none; + std::optional<Core::Crypto::Key128> key = {}; if (has_rights_id) { status = Loader::ResultStatus::Success; key = GetTitlekey(); - if (key == boost::none) { + if (!key) { if (status == Loader::ResultStatus::Success) status = Loader::ResultStatus::ErrorMissingTitlekey; return nullptr; } } else { key = GetKeyAreaKey(NCASectionCryptoType::CTR); - if (key == boost::none) { + if (!key) { status = Loader::ResultStatus::ErrorMissingKeyAreaKey; return nullptr; } } - auto out = std::make_shared<Core::Crypto::CTREncryptionLayer>( - std::move(in), key.value(), starting_offset); + auto out = std::make_shared<Core::Crypto::CTREncryptionLayer>(std::move(in), *key, + starting_offset); std::vector<u8> iv(16); for (u8 i = 0; i < 8; ++i) iv[i] = s_header.raw.section_ctr[0x8 - i - 1]; diff --git a/src/core/file_sys/content_archive.h b/src/core/file_sys/content_archive.h index 211946686..4bba55607 100644 --- a/src/core/file_sys/content_archive.h +++ b/src/core/file_sys/content_archive.h @@ -6,9 +6,10 @@ #include <array> #include <memory> +#include <optional> #include <string> #include <vector> -#include <boost/optional.hpp> + #include "common/common_funcs.h" #include "common/common_types.h" #include "common/swap.h" @@ -111,8 +112,8 @@ private: bool ReadPFS0Section(const NCASectionHeader& section, const NCASectionTableEntry& entry); u8 GetCryptoRevision() const; - boost::optional<Core::Crypto::Key128> GetKeyAreaKey(NCASectionCryptoType type) const; - boost::optional<Core::Crypto::Key128> GetTitlekey(); + std::optional<Core::Crypto::Key128> GetKeyAreaKey(NCASectionCryptoType type) const; + std::optional<Core::Crypto::Key128> GetTitlekey(); VirtualFile Decrypt(const NCASectionHeader& header, VirtualFile in, u64 starting_offset); std::vector<VirtualDir> dirs; diff --git a/src/core/file_sys/ips_layer.cpp b/src/core/file_sys/ips_layer.cpp index 999939d5a..485c4913a 100644 --- a/src/core/file_sys/ips_layer.cpp +++ b/src/core/file_sys/ips_layer.cpp @@ -103,12 +103,12 @@ VirtualFile PatchIPS(const VirtualFile& in, const VirtualFile& ips) { offset += sizeof(u16); const auto data = ips->ReadByte(offset++); - if (data == boost::none) + if (!data) return nullptr; if (real_offset + rle_size > in_data.size()) rle_size = static_cast<u16>(in_data.size() - real_offset); - std::memset(in_data.data() + real_offset, data.get(), rle_size); + std::memset(in_data.data() + real_offset, *data, rle_size); } else { // Standard Patch auto read = data_size; if (real_offset + read > in_data.size()) diff --git a/src/core/file_sys/patch_manager.cpp b/src/core/file_sys/patch_manager.cpp index cb457b987..0c1156989 100644 --- a/src/core/file_sys/patch_manager.cpp +++ b/src/core/file_sys/patch_manager.cpp @@ -65,7 +65,7 @@ VirtualDir PatchManager::PatchExeFS(VirtualDir exefs) const { if (update != nullptr && update->GetExeFS() != nullptr && update->GetStatus() == Loader::ResultStatus::ErrorMissingBKTRBaseRomFS) { LOG_INFO(Loader, " ExeFS: Update ({}) applied successfully", - FormatTitleVersion(installed->GetEntryVersion(update_tid).get_value_or(0))); + FormatTitleVersion(installed->GetEntryVersion(update_tid).value_or(0))); exefs = update->GetExeFS(); } @@ -236,7 +236,7 @@ VirtualFile PatchManager::PatchRomFS(VirtualFile romfs, u64 ivfc_offset, Content if (new_nca->GetStatus() == Loader::ResultStatus::Success && new_nca->GetRomFS() != nullptr) { LOG_INFO(Loader, " RomFS: Update ({}) applied successfully", - FormatTitleVersion(installed->GetEntryVersion(update_tid).get_value_or(0))); + FormatTitleVersion(installed->GetEntryVersion(update_tid).value_or(0))); romfs = new_nca->GetRomFS(); } } else if (update_raw != nullptr) { @@ -280,12 +280,11 @@ std::map<std::string, std::string, std::less<>> PatchManager::GetPatchVersionNam } else { if (installed->HasEntry(update_tid, ContentRecordType::Program)) { const auto meta_ver = installed->GetEntryVersion(update_tid); - if (meta_ver == boost::none || meta_ver.get() == 0) { + if (meta_ver.value_or(0) == 0) { out.insert_or_assign("Update", ""); } else { out.insert_or_assign( - "Update", - FormatTitleVersion(meta_ver.get(), TitleVersionFormat::ThreeElements)); + "Update", FormatTitleVersion(*meta_ver, TitleVersionFormat::ThreeElements)); } } else if (update_raw != nullptr) { out.insert_or_assign("Update", "PACKED"); diff --git a/src/core/file_sys/registered_cache.cpp b/src/core/file_sys/registered_cache.cpp index 29b100414..96302a241 100644 --- a/src/core/file_sys/registered_cache.cpp +++ b/src/core/file_sys/registered_cache.cpp @@ -159,28 +159,28 @@ VirtualFile RegisteredCache::GetFileAtID(NcaID id) const { return file; } -static boost::optional<NcaID> CheckMapForContentRecord( +static std::optional<NcaID> CheckMapForContentRecord( const boost::container::flat_map<u64, CNMT>& map, u64 title_id, ContentRecordType type) { if (map.find(title_id) == map.end()) - return boost::none; + return {}; const auto& cnmt = map.at(title_id); const auto iter = std::find_if(cnmt.GetContentRecords().begin(), cnmt.GetContentRecords().end(), [type](const ContentRecord& rec) { return rec.type == type; }); if (iter == cnmt.GetContentRecords().end()) - return boost::none; + return {}; - return boost::make_optional(iter->nca_id); + return std::make_optional(iter->nca_id); } -boost::optional<NcaID> RegisteredCache::GetNcaIDFromMetadata(u64 title_id, - ContentRecordType type) const { +std::optional<NcaID> RegisteredCache::GetNcaIDFromMetadata(u64 title_id, + ContentRecordType type) const { if (type == ContentRecordType::Meta && meta_id.find(title_id) != meta_id.end()) return meta_id.at(title_id); const auto res1 = CheckMapForContentRecord(yuzu_meta, title_id, type); - if (res1 != boost::none) + if (res1) return res1; return CheckMapForContentRecord(meta, title_id, type); } @@ -283,17 +283,14 @@ bool RegisteredCache::HasEntry(RegisteredCacheEntry entry) const { VirtualFile RegisteredCache::GetEntryUnparsed(u64 title_id, ContentRecordType type) const { const auto id = GetNcaIDFromMetadata(title_id, type); - if (id == boost::none) - return nullptr; - - return GetFileAtID(id.get()); + return id ? GetFileAtID(*id) : nullptr; } VirtualFile RegisteredCache::GetEntryUnparsed(RegisteredCacheEntry entry) const { return GetEntryUnparsed(entry.title_id, entry.type); } -boost::optional<u32> RegisteredCache::GetEntryVersion(u64 title_id) const { +std::optional<u32> RegisteredCache::GetEntryVersion(u64 title_id) const { const auto meta_iter = meta.find(title_id); if (meta_iter != meta.end()) return meta_iter->second.GetTitleVersion(); @@ -302,15 +299,12 @@ boost::optional<u32> RegisteredCache::GetEntryVersion(u64 title_id) const { if (yuzu_meta_iter != yuzu_meta.end()) return yuzu_meta_iter->second.GetTitleVersion(); - return boost::none; + return {}; } VirtualFile RegisteredCache::GetEntryRaw(u64 title_id, ContentRecordType type) const { const auto id = GetNcaIDFromMetadata(title_id, type); - if (id == boost::none) - return nullptr; - - return parser(GetFileAtID(id.get()), id.get()); + return id ? parser(GetFileAtID(*id), *id) : nullptr; } VirtualFile RegisteredCache::GetEntryRaw(RegisteredCacheEntry entry) const { @@ -364,8 +358,8 @@ std::vector<RegisteredCacheEntry> RegisteredCache::ListEntries() const { } std::vector<RegisteredCacheEntry> RegisteredCache::ListEntriesFilter( - boost::optional<TitleType> title_type, boost::optional<ContentRecordType> record_type, - boost::optional<u64> title_id) const { + std::optional<TitleType> title_type, std::optional<ContentRecordType> record_type, + std::optional<u64> title_id) const { std::vector<RegisteredCacheEntry> out; IterateAllMetadata<RegisteredCacheEntry>( out, @@ -373,11 +367,11 @@ std::vector<RegisteredCacheEntry> RegisteredCache::ListEntriesFilter( return RegisteredCacheEntry{c.GetTitleID(), r.type}; }, [&title_type, &record_type, &title_id](const CNMT& c, const ContentRecord& r) { - if (title_type != boost::none && title_type.get() != c.GetType()) + if (title_type && *title_type != c.GetType()) return false; - if (record_type != boost::none && record_type.get() != r.type) + if (record_type && *record_type != r.type) return false; - if (title_id != boost::none && title_id.get() != c.GetTitleID()) + if (title_id && *title_id != c.GetTitleID()) return false; return true; }); @@ -459,7 +453,7 @@ InstallResult RegisteredCache::InstallEntry(std::shared_ptr<NCA> nca, TitleType InstallResult RegisteredCache::RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy, bool overwrite_if_exists, - boost::optional<NcaID> override_id) { + std::optional<NcaID> override_id) { const auto in = nca->GetBaseFile(); Core::Crypto::SHA256Hash hash{}; @@ -468,12 +462,12 @@ InstallResult RegisteredCache::RawInstallNCA(std::shared_ptr<NCA> nca, const Vfs // game is massive), we're going to cheat and only hash the first MB of the NCA. // Also, for XCIs the NcaID matters, so if the override id isn't none, use that. NcaID id{}; - if (override_id == boost::none) { + if (override_id) { + id = *override_id; + } else { const auto& data = in->ReadBytes(0x100000); mbedtls_sha256(data.data(), data.size(), hash.data(), 0); memcpy(id.data(), hash.data(), 16); - } else { - id = override_id.get(); } std::string path = GetRelativePathFromNcaID(id, false, true); @@ -543,14 +537,14 @@ bool RegisteredCacheUnion::HasEntry(RegisteredCacheEntry entry) const { return HasEntry(entry.title_id, entry.type); } -boost::optional<u32> RegisteredCacheUnion::GetEntryVersion(u64 title_id) const { +std::optional<u32> RegisteredCacheUnion::GetEntryVersion(u64 title_id) const { for (const auto& c : caches) { const auto res = c->GetEntryVersion(title_id); - if (res != boost::none) + if (res) return res; } - return boost::none; + return {}; } VirtualFile RegisteredCacheUnion::GetEntryUnparsed(u64 title_id, ContentRecordType type) const { @@ -609,8 +603,8 @@ std::vector<RegisteredCacheEntry> RegisteredCacheUnion::ListEntries() const { } std::vector<RegisteredCacheEntry> RegisteredCacheUnion::ListEntriesFilter( - boost::optional<TitleType> title_type, boost::optional<ContentRecordType> record_type, - boost::optional<u64> title_id) const { + std::optional<TitleType> title_type, std::optional<ContentRecordType> record_type, + std::optional<u64> title_id) const { std::vector<RegisteredCacheEntry> out; for (const auto& c : caches) { c->IterateAllMetadata<RegisteredCacheEntry>( @@ -619,11 +613,11 @@ std::vector<RegisteredCacheEntry> RegisteredCacheUnion::ListEntriesFilter( return RegisteredCacheEntry{c.GetTitleID(), r.type}; }, [&title_type, &record_type, &title_id](const CNMT& c, const ContentRecord& r) { - if (title_type != boost::none && title_type.get() != c.GetType()) + if (title_type && *title_type != c.GetType()) return false; - if (record_type != boost::none && record_type.get() != r.type) + if (record_type && *record_type != r.type) return false; - if (title_id != boost::none && title_id.get() != c.GetTitleID()) + if (title_id && *title_id != c.GetTitleID()) return false; return true; }); diff --git a/src/core/file_sys/registered_cache.h b/src/core/file_sys/registered_cache.h index 5beceffb3..6cfb16017 100644 --- a/src/core/file_sys/registered_cache.h +++ b/src/core/file_sys/registered_cache.h @@ -84,7 +84,7 @@ public: bool HasEntry(u64 title_id, ContentRecordType type) const; bool HasEntry(RegisteredCacheEntry entry) const; - boost::optional<u32> GetEntryVersion(u64 title_id) const; + std::optional<u32> GetEntryVersion(u64 title_id) const; VirtualFile GetEntryUnparsed(u64 title_id, ContentRecordType type) const; VirtualFile GetEntryUnparsed(RegisteredCacheEntry entry) const; @@ -96,11 +96,10 @@ public: std::unique_ptr<NCA> GetEntry(RegisteredCacheEntry entry) const; std::vector<RegisteredCacheEntry> ListEntries() const; - // If a parameter is not boost::none, it will be filtered for from all entries. + // If a parameter is not std::nullopt, it will be filtered for from all entries. std::vector<RegisteredCacheEntry> ListEntriesFilter( - boost::optional<TitleType> title_type = boost::none, - boost::optional<ContentRecordType> record_type = boost::none, - boost::optional<u64> title_id = boost::none) const; + std::optional<TitleType> title_type = {}, std::optional<ContentRecordType> record_type = {}, + std::optional<u64> title_id = {}) const; // Raw copies all the ncas from the xci/nsp to the csache. Does some quick checks to make sure // there is a meta NCA and all of them are accessible. @@ -125,12 +124,11 @@ private: std::vector<NcaID> AccumulateFiles() const; void ProcessFiles(const std::vector<NcaID>& ids); void AccumulateYuzuMeta(); - boost::optional<NcaID> GetNcaIDFromMetadata(u64 title_id, ContentRecordType type) const; + std::optional<NcaID> GetNcaIDFromMetadata(u64 title_id, ContentRecordType type) const; VirtualFile GetFileAtID(NcaID id) const; VirtualFile OpenFileOrDirectoryConcat(const VirtualDir& dir, std::string_view path) const; InstallResult RawInstallNCA(std::shared_ptr<NCA> nca, const VfsCopyFunction& copy, - bool overwrite_if_exists, - boost::optional<NcaID> override_id = boost::none); + bool overwrite_if_exists, std::optional<NcaID> override_id = {}); bool RawInstallYuzuMeta(const CNMT& cnmt); VirtualDir dir; @@ -153,7 +151,7 @@ public: bool HasEntry(u64 title_id, ContentRecordType type) const; bool HasEntry(RegisteredCacheEntry entry) const; - boost::optional<u32> GetEntryVersion(u64 title_id) const; + std::optional<u32> GetEntryVersion(u64 title_id) const; VirtualFile GetEntryUnparsed(u64 title_id, ContentRecordType type) const; VirtualFile GetEntryUnparsed(RegisteredCacheEntry entry) const; @@ -165,11 +163,10 @@ public: std::unique_ptr<NCA> GetEntry(RegisteredCacheEntry entry) const; std::vector<RegisteredCacheEntry> ListEntries() const; - // If a parameter is not boost::none, it will be filtered for from all entries. + // If a parameter is not std::nullopt, it will be filtered for from all entries. std::vector<RegisteredCacheEntry> ListEntriesFilter( - boost::optional<TitleType> title_type = boost::none, - boost::optional<ContentRecordType> record_type = boost::none, - boost::optional<u64> title_id = boost::none) const; + std::optional<TitleType> title_type = {}, std::optional<ContentRecordType> record_type = {}, + std::optional<u64> title_id = {}) const; private: std::vector<RegisteredCache*> caches; diff --git a/src/core/file_sys/vfs.cpp b/src/core/file_sys/vfs.cpp index 3824c74e0..7b584de7f 100644 --- a/src/core/file_sys/vfs.cpp +++ b/src/core/file_sys/vfs.cpp @@ -167,13 +167,13 @@ std::string VfsFile::GetExtension() const { VfsDirectory::~VfsDirectory() = default; -boost::optional<u8> VfsFile::ReadByte(std::size_t offset) const { +std::optional<u8> VfsFile::ReadByte(std::size_t offset) const { u8 out{}; std::size_t size = Read(&out, 1, offset); if (size == 1) return out; - return boost::none; + return {}; } std::vector<u8> VfsFile::ReadBytes(std::size_t size, std::size_t offset) const { diff --git a/src/core/file_sys/vfs.h b/src/core/file_sys/vfs.h index 09dc9f288..002f99d4e 100644 --- a/src/core/file_sys/vfs.h +++ b/src/core/file_sys/vfs.h @@ -4,13 +4,15 @@ #pragma once +#include <functional> #include <map> #include <memory> +#include <optional> #include <string> #include <string_view> #include <type_traits> #include <vector> -#include <boost/optional.hpp> + #include "common/common_types.h" #include "core/file_sys/vfs_types.h" @@ -103,8 +105,8 @@ public: // into file. Returns number of bytes successfully written. virtual std::size_t Write(const u8* data, std::size_t length, std::size_t offset = 0) = 0; - // Reads exactly one byte at the offset provided, returning boost::none on error. - virtual boost::optional<u8> ReadByte(std::size_t offset = 0) const; + // Reads exactly one byte at the offset provided, returning std::nullopt on error. + virtual std::optional<u8> ReadByte(std::size_t offset = 0) const; // Reads size bytes starting at offset in file into a vector. virtual std::vector<u8> ReadBytes(std::size_t size, std::size_t offset = 0) const; // Reads all the bytes from the file into a vector. Equivalent to 'file->Read(file->GetSize(), diff --git a/src/core/file_sys/vfs_offset.cpp b/src/core/file_sys/vfs_offset.cpp index a4c6719a0..c96f88488 100644 --- a/src/core/file_sys/vfs_offset.cpp +++ b/src/core/file_sys/vfs_offset.cpp @@ -57,11 +57,11 @@ std::size_t OffsetVfsFile::Write(const u8* data, std::size_t length, std::size_t return file->Write(data, TrimToFit(length, r_offset), offset + r_offset); } -boost::optional<u8> OffsetVfsFile::ReadByte(std::size_t r_offset) const { +std::optional<u8> OffsetVfsFile::ReadByte(std::size_t r_offset) const { if (r_offset < size) return file->ReadByte(offset + r_offset); - return boost::none; + return {}; } std::vector<u8> OffsetVfsFile::ReadBytes(std::size_t r_size, std::size_t r_offset) const { diff --git a/src/core/file_sys/vfs_offset.h b/src/core/file_sys/vfs_offset.h index 8062702a7..f7b7a3256 100644 --- a/src/core/file_sys/vfs_offset.h +++ b/src/core/file_sys/vfs_offset.h @@ -29,7 +29,7 @@ public: bool IsReadable() const override; std::size_t Read(u8* data, std::size_t length, std::size_t offset) const override; std::size_t Write(const u8* data, std::size_t length, std::size_t offset) override; - boost::optional<u8> ReadByte(std::size_t offset) const override; + std::optional<u8> ReadByte(std::size_t offset) const override; std::vector<u8> ReadBytes(std::size_t size, std::size_t offset) const override; std::vector<u8> ReadAllBytes() const override; bool WriteByte(u8 data, std::size_t offset) override; diff --git a/src/core/file_sys/vfs_static.h b/src/core/file_sys/vfs_static.h index 44fab51d1..9f5a90b1b 100644 --- a/src/core/file_sys/vfs_static.h +++ b/src/core/file_sys/vfs_static.h @@ -53,10 +53,10 @@ public: return 0; } - boost::optional<u8> ReadByte(std::size_t offset) const override { + std::optional<u8> ReadByte(std::size_t offset) const override { if (offset < size) return value; - return boost::none; + return {}; } std::vector<u8> ReadBytes(std::size_t length, std::size_t offset) const override { |