2 * Copyright 2004, Secure Endpoints Inc.
5 * This software has been released under the terms of the IBM Public
6 * License. For details, see the LICENSE file in the top-level source
7 * directory or online at http://www.openafs.org/dl/license10.html
13 #define CM_CONFIG_DATA_MAGIC ('A' | 'F'<<8 | 'S'<<16 | 'D'<<24)
15 typedef struct cm_config_data {
23 afs_uint64 bufferSize;
27 cm_volume_t * volumeBaseAddress;
28 cm_cell_t * cellBaseAddress;
29 cm_aclent_t * aclBaseAddress;
30 cm_scache_t * scacheBaseAddress;
31 cm_nc_t * dnlcBaseAddress;
32 cm_buf_t * bufHeaderBaseAddress;
33 char * bufDataBaseAddress;
36 cm_volume_t * allVolumesp;
37 afs_uint32 currentVolumes;
38 afs_uint32 maxVolumes;
40 cm_cell_t * allCellsp;
41 afs_uint32 currentCells;
44 cm_volume_t * rootVolumep;
45 cm_cell_t * rootCellp;
47 cm_scache_t * rootSCachep;
48 cm_scache_t fakeSCache;
49 afs_uint32 fakeDirVersion;
51 cm_aclent_t * aclLRUp;
52 cm_aclent_t * aclLRUEndp;
54 cm_scache_t ** hashTablep;
55 afs_uint32 hashTableSize;
57 afs_uint32 currentSCaches;
58 afs_uint32 maxSCaches;
59 cm_scache_t * scacheLRUFirstp;
60 cm_scache_t * scacheLRULastp;
66 cm_buf_t * buf_freeListp;
67 cm_buf_t * buf_freeListEndp;
68 cm_buf_t ** buf_hashTablepp;
69 cm_buf_t ** buf_fileHashTablepp;
71 afs_uint64 buf_nbuffers;
72 afs_uint32 buf_blockSize;
73 afs_uint32 buf_hashSize;
74 afs_uint64 buf_nOrigBuffers;
75 afs_uint64 buf_reservedBufs;
76 afs_uint64 buf_maxReservedBufs;
77 afs_uint64 buf_reserveWaiting;
81 DWORD volSerialNumber;
82 CHAR Sid[6 * sizeof(DWORD)];
85 extern cm_config_data_t cm_data;
87 afs_uint64 GranularityAdjustment(afs_uint64 size);
88 afs_uint64 ComputeSizeOfConfigData(void);
89 afs_uint64 ComputeSizeOfVolumes(DWORD maxvols);
90 afs_uint64 ComputeSizeOfCells(DWORD maxcells);
91 afs_uint64 ComputeSizeOfACLCache(DWORD stats);
92 afs_uint64 ComputeSizeOfSCache(DWORD stats);
93 afs_uint64 ComputeSizeOfSCacheHT(DWORD stats);
94 afs_uint64 ComputeSizeOfDNLCache(void);
95 afs_uint64 ComputeSizeOfDataBuffers(afs_uint64 cacheBlocks, DWORD blockSize);
96 afs_uint64 ComputeSizeOfDataHT(void);
97 afs_uint64 ComputeSizeOfDataHeaders(afs_uint64 cacheBlocks);
98 afs_uint64 ComputeSizeOfMappingFile(DWORD stats, DWORD maxVols, DWORD maxCells, DWORD chunkSize, afs_uint64 cacheBlocks, DWORD blockSize);
99 PSECURITY_ATTRIBUTES CreateCacheFileSA();
100 VOID FreeCacheFileSA(PSECURITY_ATTRIBUTES psa);
101 int cm_ShutdownMappedMemory(void);
102 int cm_ValidateMappedMemory(char * cachePath);
103 int cm_InitMappedMemory(DWORD virtualCache, char * cachePath, DWORD stats, DWORD chunkSize, afs_uint64 cacheBlocks );
104 #endif /* CM_MEMMAP_H */