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types: add shrink_begin and shrink_end methods for BeesFileRange and BeesRangePair

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These allow trimming of overlapping dedupes.

Signed-off-by: Zygo Blaxell <bees@furryterror.org>
This commit is contained in:
Zygo Blaxell
2024-11-18 23:57:29 -05:00
parent 05bf1ebf76
commit 97eab9655c
2 changed files with 41 additions and 0 deletions
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7
src/bees.h
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@ -300,6 +300,11 @@ public:
off_t grow_begin(off_t delta);
/// @}
/// @{ Make range smaller
off_t shrink_end(off_t delta);
off_t shrink_begin(off_t delta);
/// @}
friend ostream & operator<<(ostream &os, const BeesFileRange &bfr);
};
@ -665,6 +670,8 @@ class BeesRangePair : public pair<BeesFileRange, BeesFileRange> {
public:
BeesRangePair(const BeesFileRange &src, const BeesFileRange &dst);
bool grow(shared_ptr<BeesContext> ctx, bool constrained);
void shrink_begin(const off_t delta);
void shrink_end(const off_t delta);
BeesRangePair copy_closed() const;
bool operator<(const BeesRangePair &that) const;
friend ostream & operator<<(ostream &os, const BeesRangePair &brp);