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_VERSION 15
14 #define CM_CONFIG_DATA_MAGIC ('A' | 'F'<<8 | 'S'<<16 | CM_CONFIG_DATA_VERSION<<24)
16 typedef struct cm_config_data {
24 afs_uint64 bufferSize;
28 cm_volume_t * volumeBaseAddress;
29 cm_cell_t * cellBaseAddress;
30 cm_aclent_t * aclBaseAddress;
31 cm_scache_t * scacheBaseAddress;
32 cm_nc_t * dnlcBaseAddress;
33 cm_buf_t * bufHeaderBaseAddress;
34 char * bufDataBaseAddress;
37 cm_volume_t * allVolumesp;
38 afs_uint32 currentVolumes;
39 afs_uint32 maxVolumes;
41 cm_cell_t * allCellsp;
42 cm_cell_t * freeCellsp;
43 afs_uint32 currentCells;
46 cm_volume_t * rootVolumep;
47 cm_cell_t * rootCellp;
49 cm_scache_t * rootSCachep;
50 cm_scache_t fakeSCache;
51 afs_uint64 fakeDirVersion;
53 cm_aclent_t * aclLRUp;
54 cm_aclent_t * aclLRUEndp;
56 cm_scache_t ** scacheHashTablep;
57 afs_uint32 scacheHashTableSize;
59 cm_scache_t * allSCachesp;
60 afs_uint32 currentSCaches;
61 afs_uint32 maxSCaches;
62 cm_scache_t * scacheLRUFirstp;
63 cm_scache_t * scacheLRULastp;
65 cm_cell_t ** cellNameHashTablep;
66 cm_cell_t ** cellIDHashTablep;
67 afs_uint32 cellHashTableSize;
69 cm_volume_t ** volumeNameHashTablep;
70 cm_volume_t ** volumeRWIDHashTablep;
71 cm_volume_t ** volumeROIDHashTablep;
72 cm_volume_t ** volumeBKIDHashTablep;
73 afs_uint32 volumeHashTableSize;
74 cm_volume_t * volumeLRUFirstp;
75 cm_volume_t * volumeLRULastp;
81 cm_buf_t * buf_freeListp;
82 cm_buf_t * buf_freeListEndp;
83 cm_buf_t * buf_dirtyListp;
84 cm_buf_t * buf_dirtyListEndp;
85 cm_buf_t ** buf_scacheHashTablepp;
86 cm_buf_t ** buf_fileHashTablepp;
88 afs_uint64 buf_nbuffers;
89 afs_uint32 buf_blockSize;
90 afs_uint32 buf_hashSize;
91 afs_uint64 buf_nOrigBuffers;
92 afs_uint64 buf_reservedBufs;
93 afs_uint64 buf_maxReservedBufs;
94 afs_uint64 buf_reserveWaiting;
98 DWORD volSerialNumber;
99 CHAR Sid[6 * sizeof(DWORD)];
102 extern cm_config_data_t cm_data;
104 afs_uint64 GranularityAdjustment(afs_uint64 size);
105 afs_uint64 ComputeSizeOfConfigData(void);
106 afs_uint64 ComputeSizeOfVolumes(DWORD maxvols);
107 afs_uint64 ComputeSizeOfCells(DWORD maxcells);
108 afs_uint64 ComputeSizeOfACLCache(DWORD stats);
109 afs_uint64 ComputeSizeOfSCache(DWORD stats);
110 afs_uint64 ComputeSizeOfSCacheHT(DWORD stats);
111 afs_uint64 ComputeSizeOfDNLCache(void);
112 afs_uint64 ComputeSizeOfDataBuffers(afs_uint64 cacheBlocks, DWORD blockSize);
113 afs_uint64 ComputeSizeOfDataHT(afs_uint64 cacheBlocks);
114 afs_uint64 ComputeSizeOfDataHeaders(afs_uint64 cacheBlocks);
115 afs_uint64 ComputeSizeOfMappingFile(DWORD stats, DWORD maxVols, DWORD maxCells, DWORD chunkSize, afs_uint64 cacheBlocks, DWORD blockSize);
116 PSECURITY_ATTRIBUTES CreateCacheFileSA();
117 VOID FreeCacheFileSA(PSECURITY_ATTRIBUTES psa);
118 int cm_ShutdownMappedMemory(void);
119 int cm_ValidateMappedMemory(char * cachePath);
120 int cm_InitMappedMemory(DWORD virtualCache, char * cachePath, DWORD stats, DWORD maxVols, DWORD maxCells, DWORD chunkSize, afs_uint64 cacheBlocks, afs_uint32 blockSize);
121 #endif /* CM_MEMMAP_H */