aboutsummaryrefslogtreecommitdiff
path: root/dep/CascLib/src/common/Map.h
blob: 40ea4238b813d25adcd6e380bfc2314935e4e227 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
/*****************************************************************************/
/* Map.h                                  Copyright (c) Ladislav Zezula 2014 */
/*---------------------------------------------------------------------------*/
/* Interface of hash-to-ptr map for CascLib                                  */
/*---------------------------------------------------------------------------*/
/*   Date    Ver   Who  Comment                                              */
/* --------  ----  ---  -------                                              */
/* 10.06.14  1.00  Lad  The first version of Map.h                           */
/*****************************************************************************/

#ifndef __HASHTOPTR_H__
#define __HASHTOPTR_H__

//-----------------------------------------------------------------------------
// Structures

#define KEY_LENGTH_STRING    0xFFFFFFFF         // Pass this to Map_Create as dwKeyLength when you want map of string->object

typedef struct _CASC_MAP
{
    size_t TableSize;
    size_t ItemCount;                           // Number of items in the map
    size_t MemberOffset;                        // How far is the hash from the begin of the structure (in bytes)
    size_t KeyLength;                           // Length of the hash key
    void * HashTable[1];                        // Pointer table

} CASC_MAP, *PCASC_MAP;

//-----------------------------------------------------------------------------
// Functions

PCASC_MAP Map_Create(DWORD dwMaxItems, DWORD dwKeyLength, DWORD dwMemberOffset);
size_t Map_EnumObjects(PCASC_MAP pMap, void **ppvArray); 
void * Map_FindObject(PCASC_MAP pMap, void * pvIdentifier);
bool Map_InsertObject(PCASC_MAP pMap, void * pvIdentifier);
void Map_Sort(PCASC_MAP pMap);
void Map_Free(PCASC_MAP pMap);

#endif // __HASHTOPTR_H__