hash.h File Reference

#include "hash_auto.h"
#include "hash_ext.h"
#include "db_am.h"

Classes

struct cursor_t

struct hash_t

#define ALLOCPGNO 0x60

#define BUCKET_INVALID 0xFFFFFFFF

#define BUCKET_TO_PAGE(I, B) ((B) + (I)->hdr->spares[CDB___db_log2((B)+1)])

#define CHARKEY "%$sniglet^&"

#define DELOVFL 0x50

#define DELPAIR 0x30

#define DELPGNO 0x70

#define DUP_SIZE(len) ((len) + 2 * sizeof(db_indx_t))

#define H_CONTINUE 0x0001

#define H_DELETED 0x0002

#define H_DIRTY 0x0004

#define H_DUPONLY 0x0008

#define H_EXPAND 0x0010

#define H_ISDUP 0x0020

#define H_NEXT_NODUP 0x0040

#define H_NOMORE 0x0080

#define H_OK 0x0100

#define IS_VALID(C) ((C)->bucket != BUCKET_INVALID)

#define ISBIG(I, N) (((N) > ((I)->hdr->dbmeta.pagesize / MINFILL)) ? 1 : 0)

#define MAX_PAGES(H) UINT32_T_MAX

#define MINFILL 4

#define NDX_INVALID 0xFFFF

#define OPCODE_OF(N) (N & ~PAIR_MASK)

#define PAIR_DATAMASK 0x2

#define PAIR_DUPMASK 0x4

#define PAIR_ISDATABIG(N) (N & PAIR_DATAMASK)

#define PAIR_ISDATADUP(N) (N & PAIR_DUPMASK)

#define PAIR_ISKEYBIG(N) (N & PAIR_KEYMASK)

#define PAIR_KEYMASK 0x1

#define PAIR_MASK 0xf

#define PUTOVFL 0x40

#define PUTPAIR 0x20

#define SPLITNEW 0x90

#define SPLITOLD 0x80

typedef struct hash_t HASH

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