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mdbx: добавление pnl_clone() и pnl_maxspan().

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Леонид Юрьев (Leonid Yuriev)
2024-12-20 21:36:29 +03:00
parent 781c04f6e2
commit 9568209ee4
2 changed files with 28 additions and 0 deletions
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6
src/pnl.h
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@@ -45,10 +45,12 @@ typedef const pgno_t *const_pnl_t;
#define MDBX_PNL_EDGE(pl) ((pl) + 1)
#define MDBX_PNL_LEAST(pl) MDBX_PNL_FIRST(pl)
#define MDBX_PNL_MOST(pl) MDBX_PNL_LAST(pl)
#define MDBX_PNL_CONTIGUOUS(prev, next, span) ((next) - (prev)) == (span))
#else
#define MDBX_PNL_EDGE(pl) ((pl) + MDBX_PNL_GETSIZE(pl))
#define MDBX_PNL_LEAST(pl) MDBX_PNL_LAST(pl)
#define MDBX_PNL_MOST(pl) MDBX_PNL_FIRST(pl)
#define MDBX_PNL_CONTIGUOUS(prev, next, span) (((prev) - (next)) == (span))
#endif
#define MDBX_PNL_SIZEOF(pl) ((MDBX_PNL_GETSIZE(pl) + 1) * sizeof(pgno_t))
@@ -83,6 +85,8 @@ MDBX_INTERNAL pnl_t pnl_alloc(size_t size);
MDBX_INTERNAL void pnl_free(pnl_t pnl);
MDBX_MAYBE_UNUSED MDBX_INTERNAL pnl_t pnl_clone(const pnl_t src);
MDBX_INTERNAL int pnl_reserve(pnl_t __restrict *__restrict ppnl, const size_t wanna);
MDBX_MAYBE_UNUSED static inline int __must_check_result pnl_need(pnl_t __restrict *__restrict ppnl, size_t num) {
@@ -144,3 +148,5 @@ MDBX_MAYBE_UNUSED static inline size_t pnl_search(const pnl_t pnl, pgno_t pgno,
}
MDBX_INTERNAL size_t pnl_merge(pnl_t dst, const pnl_t src);
MDBX_MAYBE_UNUSED MDBX_NOTHROW_PURE_FUNCTION MDBX_INTERNAL size_t pnl_maxspan(const pnl_t pnl);