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author | Zach Hilman <zachhilman@gmail.com> | 2019-09-23 03:50:29 +0200 |
---|---|---|
committer | Zach Hilman <zachhilman@gmail.com> | 2019-09-23 03:50:29 +0200 |
commit | 3952c73aee27d6d1401e0280c4f3432dd0ddecf5 (patch) | |
tree | 9d9ee433f2bf67dbed18aeae0c85e90ea7bd0bab /src | |
parent | pfs: Provide accessors for file sizes and offsets (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/core/file_sys/card_image.cpp | 51 | ||||
-rw-r--r-- | src/core/file_sys/card_image.h | 16 |
2 files changed, 41 insertions, 26 deletions
diff --git a/src/core/file_sys/card_image.cpp b/src/core/file_sys/card_image.cpp index db54113a0..c79f0885e 100644 --- a/src/core/file_sys/card_image.cpp +++ b/src/core/file_sys/card_image.cpp @@ -31,7 +31,7 @@ constexpr std::array partition_names{ XCI::XCI(VirtualFile file_) : file(std::move(file_)), program_nca_status{Loader::ResultStatus::ErrorXCIMissingProgramNCA}, - partitions(partition_names.size()) { + partitions(partition_names.size()), partitions_raw(partition_names.size()) { if (file->ReadObject(&header) != sizeof(GamecardHeader)) { status = Loader::ResultStatus::ErrorBadXCIHeader; return; @@ -42,8 +42,10 @@ XCI::XCI(VirtualFile file_) return; } - PartitionFilesystem main_hfs( - std::make_shared<OffsetVfsFile>(file, header.hfs_size, header.hfs_offset)); + PartitionFilesystem main_hfs(std::make_shared<OffsetVfsFile>( + file, file->GetSize() - header.hfs_offset, header.hfs_offset)); + + update_normal_partition_end = main_hfs.GetFileOffsets()["secure"]; if (main_hfs.GetStatus() != Loader::ResultStatus::Success) { status = main_hfs.GetStatus(); @@ -55,9 +57,7 @@ XCI::XCI(VirtualFile file_) const auto partition_idx = static_cast<std::size_t>(partition); auto raw = main_hfs.GetFile(partition_names[partition_idx]); - if (raw != nullptr) { - partitions[partition_idx] = std::make_shared<PartitionFilesystem>(std::move(raw)); - } + partitions_raw[static_cast<std::size_t>(partition)] = raw; } secure_partition = std::make_shared<NSP>( @@ -71,13 +71,7 @@ XCI::XCI(VirtualFile file_) program_nca_status = Loader::ResultStatus::ErrorXCIMissingProgramNCA; } - auto result = AddNCAFromPartition(XCIPartition::Update); - if (result != Loader::ResultStatus::Success) { - status = result; - return; - } - - result = AddNCAFromPartition(XCIPartition::Normal); + auto result = AddNCAFromPartition(XCIPartition::Normal); if (result != Loader::ResultStatus::Success) { status = result; return; @@ -104,27 +98,44 @@ Loader::ResultStatus XCI::GetProgramNCAStatus() const { return program_nca_status; } -VirtualDir XCI::GetPartition(XCIPartition partition) const { +VirtualDir XCI::GetPartition(XCIPartition partition) { + const auto id = static_cast<std::size_t>(partition); + if (partitions[id] == nullptr && partitions_raw[id] != nullptr) { + partitions[id] = std::make_shared<PartitionFilesystem>(partitions_raw[id]); + } + return partitions[static_cast<std::size_t>(partition)]; } +std::vector<VirtualDir> XCI::GetPartitions() { + std::vector<VirtualDir> out; + for (const auto& id : + {XCIPartition::Update, XCIPartition::Normal, XCIPartition::Secure, XCIPartition::Logo}) { + const auto part = GetPartition(id); + if (part != nullptr) { + out.push_back(part); + } + } + return out; +} + std::shared_ptr<NSP> XCI::GetSecurePartitionNSP() const { return secure_partition; } -VirtualDir XCI::GetSecurePartition() const { +VirtualDir XCI::GetSecurePartition() { return GetPartition(XCIPartition::Secure); } -VirtualDir XCI::GetNormalPartition() const { +VirtualDir XCI::GetNormalPartition() { return GetPartition(XCIPartition::Normal); } -VirtualDir XCI::GetUpdatePartition() const { +VirtualDir XCI::GetUpdatePartition() { return GetPartition(XCIPartition::Update); } -VirtualDir XCI::GetLogoPartition() const { +VirtualDir XCI::GetLogoPartition() { return GetPartition(XCIPartition::Logo); } @@ -201,7 +212,7 @@ std::array<u8, 0x200> XCI::GetCertificate() const { Loader::ResultStatus XCI::AddNCAFromPartition(XCIPartition part) { const auto partition_index = static_cast<std::size_t>(part); - const auto& partition = partitions[partition_index]; + const auto partition = GetPartition(part); if (partition == nullptr) { return Loader::ResultStatus::ErrorXCIMissingPartition; @@ -232,7 +243,7 @@ Loader::ResultStatus XCI::AddNCAFromPartition(XCIPartition part) { return Loader::ResultStatus::Success; } -u8 XCI::GetFormatVersion() const { +u8 XCI::GetFormatVersion() { return GetLogoPartition() == nullptr ? 0x1 : 0x2; } } // namespace FileSys diff --git a/src/core/file_sys/card_image.h b/src/core/file_sys/card_image.h index 3e6b92ff3..ea2ad7741 100644 --- a/src/core/file_sys/card_image.h +++ b/src/core/file_sys/card_image.h @@ -81,14 +81,17 @@ public: Loader::ResultStatus GetStatus() const; Loader::ResultStatus GetProgramNCAStatus() const; - u8 GetFormatVersion() const; + u8 GetFormatVersion(); + + VirtualDir GetPartition(XCIPartition partition); + std::vector<VirtualDir> GetPartitions(); - VirtualDir GetPartition(XCIPartition partition) const; std::shared_ptr<NSP> GetSecurePartitionNSP() const; - VirtualDir GetSecurePartition() const; - VirtualDir GetNormalPartition() const; - VirtualDir GetUpdatePartition() const; - VirtualDir GetLogoPartition() const; + VirtualDir GetSecurePartition(); + VirtualDir GetNormalPartition(); + VirtualDir GetUpdatePartition(); + VirtualDir GetLogoPartition(); + u64 GetProgramTitleID() const; u32 GetSystemUpdateVersion(); @@ -123,6 +126,7 @@ private: Loader::ResultStatus program_nca_status; std::vector<VirtualDir> partitions; + std::vector<VirtualFile> partitions_raw; std::shared_ptr<NSP> secure_partition; std::shared_ptr<NCA> program; std::vector<std::shared_ptr<NCA>> ncas; |