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more index work

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fixed gnome detection (i think)
added back/forward navigation to gui debugger
This commit is contained in:
brianb
2003-01-09 20:24:19 +00:00
parent c3386d2a43
commit f35c3f05b9
6 changed files with 514 additions and 62 deletions
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37
include/mdbtools.h
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@@ -40,6 +40,14 @@
#define MDB_MEMO_OVERHEAD 12
#define MDB_BIND_SIZE 16384
enum {
MDB_PAGE_DB = 0,
MDB_PAGE_DATA,
MDB_PAGE_TABLE,
MDB_PAGE_INDEX,
MDB_PAGE_LEAF,
MDB_PAGE_MAP
};
enum {
MDB_VER_JET3 = 0,
MDB_VER_JET4 = 1
@@ -210,8 +218,25 @@ typedef struct {
short key_col_num[MDB_MAX_IDX_COLS];
unsigned char key_col_order[MDB_MAX_IDX_COLS];
unsigned char flags;
MdbTableDef *table;
} MdbIndex;
typedef struct {
guint32 pg;
int mask_pos;
unsigned char mask_byte;
int mask_bit;
int offset;
int len;
} MdbIndexPage;
#define MDB_MAX_INDEX_DEPTH 10
typedef struct {
int cur_depth;
MdbIndexPage pages[MDB_MAX_INDEX_DEPTH];
} MdbIndexChain;
typedef struct {
char name[MDB_MAX_OBJ_NAME+1];
} MdbColumnProp;
@@ -225,6 +250,7 @@ typedef struct {
GHashTable *properties;
int num_sargs;
GPtrArray *sargs;
GPtrArray *idx_sarg_cache;
unsigned char is_fixed;
int query_order;
int col_num;
@@ -235,6 +261,16 @@ typedef struct {
int col_scale;
} MdbColumn;
typedef struct {
void *value;
int siz;
int start;
unsigned char is_null;
unsigned char is_fixed;
int colnum;
int offset;
} MdbField;
typedef union {
int i;
double d;
@@ -265,6 +301,7 @@ extern long mdb_get_int32(MdbHandle *mdb, int offset);
extern float mdb_get_single(MdbHandle *mdb, int offset);
extern double mdb_get_double(MdbHandle *mdb, int offset);
extern MdbHandle *mdb_open(char *filename);
extern MdbHandle *mdb_clone_handle(MdbHandle *mdb);
extern void mdb_swap_pgbuf(MdbHandle *mdb);
/* catalog.c */