diff options
| author | JosJuice <josjuice@gmail.com> | 2017-06-17 12:37:30 +0200 |
|---|---|---|
| committer | JosJuice <josjuice@gmail.com> | 2017-06-28 22:21:23 +0200 |
| commit | d06b532150bbf969476f73ea93213c65e203558c (patch) | |
| tree | cac2ef4c951aca4808052523b448aff7297effe4 /Source/Core/DiscIO/FileSystemGCWii.cpp | |
| parent | 23bb029250ddd3b71310c83ee977ba41bf75314f (diff) | |
DiscIO: Move parts of Filesystem to the new file DiscExtractor
Diffstat (limited to 'Source/Core/DiscIO/FileSystemGCWii.cpp')
| -rw-r--r-- | Source/Core/DiscIO/FileSystemGCWii.cpp | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/Source/Core/DiscIO/FileSystemGCWii.cpp b/Source/Core/DiscIO/FileSystemGCWii.cpp index 615a33888b..cf70c03052 100644 --- a/Source/Core/DiscIO/FileSystemGCWii.cpp +++ b/Source/Core/DiscIO/FileSystemGCWii.cpp @@ -330,148 +330,4 @@ std::unique_ptr<FileInfo> FileSystemGCWii::FindFileInfo(u64 disc_offset) const return nullptr; } -u64 FileSystemGCWii::ReadFile(const FileInfo* file_info, u8* buffer, u64 max_buffer_size, - u64 offset_in_file) const -{ - if (!file_info || file_info->IsDirectory()) - return 0; - - if (offset_in_file >= file_info->GetSize()) - return 0; - - u64 read_length = std::min(max_buffer_size, file_info->GetSize() - offset_in_file); - - DEBUG_LOG(DISCIO, "Reading %" PRIx64 " bytes at %" PRIx64 " from file %s. Offset: %" PRIx64 - " Size: %" PRIx32, - read_length, offset_in_file, file_info->GetPath().c_str(), file_info->GetOffset(), - file_info->GetSize()); - - m_volume->Read(file_info->GetOffset() + offset_in_file, read_length, buffer, m_partition); - return read_length; -} - -bool FileSystemGCWii::ExportFile(const FileInfo* file_info, - const std::string& export_filename) const -{ - if (!file_info || file_info->IsDirectory()) - return false; - - u64 remaining_size = file_info->GetSize(); - u64 file_offset = file_info->GetOffset(); - - File::IOFile f(export_filename, "wb"); - if (!f) - return false; - - bool result = true; - - while (remaining_size) - { - // Limit read size to 128 MB - size_t read_size = (size_t)std::min(remaining_size, (u64)0x08000000); - - std::vector<u8> buffer(read_size); - - result = m_volume->Read(file_offset, read_size, &buffer[0], m_partition); - - if (!result) - break; - - f.WriteBytes(&buffer[0], read_size); - - remaining_size -= read_size; - file_offset += read_size; - } - - return result; -} - -bool FileSystemGCWii::ExportApploader(const std::string& export_folder) const -{ - std::optional<u32> apploader_size = m_volume->ReadSwapped<u32>(0x2440 + 0x14, m_partition); - const std::optional<u32> trailer_size = m_volume->ReadSwapped<u32>(0x2440 + 0x18, m_partition); - constexpr u32 header_size = 0x20; - if (!apploader_size || !trailer_size) - return false; - *apploader_size += *trailer_size + header_size; - DEBUG_LOG(DISCIO, "Apploader size -> %x", *apploader_size); - - std::vector<u8> buffer(*apploader_size); - if (m_volume->Read(0x2440, *apploader_size, buffer.data(), m_partition)) - { - std::string export_name(export_folder + "/apploader.img"); - - File::IOFile apploader_file(export_name, "wb"); - if (apploader_file) - { - apploader_file.WriteBytes(buffer.data(), *apploader_size); - return true; - } - } - - return false; -} - -std::optional<u64> FileSystemGCWii::GetBootDOLOffset() const -{ - std::optional<u32> offset = m_volume->ReadSwapped<u32>(0x420, m_partition); - return offset ? static_cast<u64>(*offset) << m_offset_shift : std::optional<u64>(); -} - -std::optional<u32> FileSystemGCWii::GetBootDOLSize(u64 dol_offset) const -{ - u32 dol_size = 0; - - // Iterate through the 7 code segments - for (u8 i = 0; i < 7; i++) - { - const std::optional<u32> offset = - m_volume->ReadSwapped<u32>(dol_offset + 0x00 + i * 4, m_partition); - const std::optional<u32> size = - m_volume->ReadSwapped<u32>(dol_offset + 0x90 + i * 4, m_partition); - if (!offset || !size) - return {}; - dol_size = std::max(*offset + *size, dol_size); - } - - // Iterate through the 11 data segments - for (u8 i = 0; i < 11; i++) - { - const std::optional<u32> offset = - m_volume->ReadSwapped<u32>(dol_offset + 0x1c + i * 4, m_partition); - const std::optional<u32> size = - m_volume->ReadSwapped<u32>(dol_offset + 0xac + i * 4, m_partition); - if (!offset || !size) - return {}; - dol_size = std::max(*offset + *size, dol_size); - } - - return dol_size; -} - -bool FileSystemGCWii::ExportDOL(const std::string& export_folder) const -{ - std::optional<u64> dol_offset = GetBootDOLOffset(); - if (!dol_offset) - return false; - std::optional<u32> dol_size = GetBootDOLSize(*dol_offset); - if (!dol_size) - return false; - - std::vector<u8> buffer(*dol_size); - if (m_volume->Read(*dol_offset, *dol_size, buffer.data(), m_partition)) - { - std::string export_name(export_folder + "/boot.dol"); - - File::IOFile dol_file(export_name, "wb"); - if (dol_file) - { - dol_file.WriteBytes(&buffer[0], *dol_size); - return true; - } - } - - return false; -} - } // namespace |
