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Integrate ext2 from VFS into Kernel.

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This commit is contained in:
Andreas Kling
2018-10-17 10:55:43 +02:00
parent aec8ab0a60
commit 9171521752
45 changed files with 662 additions and 1085 deletions
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8
VirtualFileSystem/DiskBackedFileSystem.cpp
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@@ -3,7 +3,7 @@
//#define DBFS_DEBUG
DiskBackedFileSystem::DiskBackedFileSystem(RetainPtr<DiskDevice>&& device)
: m_device(std::move(device))
: m_device(move(device))
{
ASSERT(m_device);
}
@@ -18,7 +18,7 @@ bool DiskBackedFileSystem::writeBlock(unsigned index, const ByteBuffer& data)
#ifdef DBFS_DEBUG
printf("DiskBackedFileSystem::writeBlock %u\n", index);
#endif
qword baseOffset = static_cast<qword>(index) * static_cast<qword>(blockSize());
DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
return device().write(baseOffset, blockSize(), data.pointer());
}
@@ -27,7 +27,7 @@ bool DiskBackedFileSystem::writeBlocks(unsigned index, unsigned count, const Byt
#ifdef DBFS_DEBUG
printf("DiskBackedFileSystem::writeBlocks %u x%u\n", index, count);
#endif
qword baseOffset = static_cast<qword>(index) * static_cast<qword>(blockSize());
DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
return device().write(baseOffset, count * blockSize(), data.pointer());
}
@@ -37,7 +37,7 @@ ByteBuffer DiskBackedFileSystem::readBlock(unsigned index) const
printf("DiskBackedFileSystem::readBlock %u\n", index);
#endif
auto buffer = ByteBuffer::createUninitialized(blockSize());
qword baseOffset = static_cast<qword>(index) * static_cast<qword>(blockSize());
DiskOffset baseOffset = static_cast<DiskOffset>(index) * static_cast<DiskOffset>(blockSize());
auto* bufferPointer = buffer.pointer();
device().read(baseOffset, blockSize(), bufferPointer);
ASSERT(buffer.size() == blockSize());