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refactor: Add FlatFileSeq member variables in BlockManager

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Instead of constructing a new class every time a file operation is done,
construct them once for each of the undo and block file when a new
BlockManager is created.

In future, this might make it easier to introduce an abstract block
store.
This commit is contained in:
TheCharlatan
2024-07-23 22:18:15 +02:00
parent 910d38b22f
commit 7aa8994c6f
4 changed files with 20 additions and 28 deletions
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6
src/flatfile.cpp
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@@ -30,7 +30,7 @@ fs::path FlatFileSeq::FileName(const FlatFilePos& pos) const
return m_dir / fs::u8path(strprintf("%s%05u.dat", m_prefix, pos.nFile));
}
FILE* FlatFileSeq::Open(const FlatFilePos& pos, bool read_only)
FILE* FlatFileSeq::Open(const FlatFilePos& pos, bool read_only) const
{
if (pos.IsNull()) {
return nullptr;
@@ -52,7 +52,7 @@ FILE* FlatFileSeq::Open(const FlatFilePos& pos, bool read_only)
return file;
}
size_t FlatFileSeq::Allocate(const FlatFilePos& pos, size_t add_size, bool& out_of_space)
size_t FlatFileSeq::Allocate(const FlatFilePos& pos, size_t add_size, bool& out_of_space) const
{
out_of_space = false;
@@ -78,7 +78,7 @@ size_t FlatFileSeq::Allocate(const FlatFilePos& pos, size_t add_size, bool& out_
return 0;
}
bool FlatFileSeq::Flush(const FlatFilePos& pos, bool finalize)
bool FlatFileSeq::Flush(const FlatFilePos& pos, bool finalize) const
{
FILE* file = Open(FlatFilePos(pos.nFile, 0)); // Avoid fseek to nPos
if (!file) {