release/src/router/ufsd/broadcom_arm/package/ifslinux/fs_conf.h

   1 /*++
   2
   3 Module Name:
   4
   5     fs_conf.h
   6
   7 Abstract:
   8
   9     This module is a forced include file
  10     for entire UFSD-based project.
  11
  12 Author:
  13
  14     Ahdrey Shedel
  15
  16 Revision History:
  17
  18     27/12/2002 - Andrey Shedel - Created
  19
  20     Since 29/07/2005 - Alexander Mamaev
  21
  22 --*/
  23
  24
  25
  26 #ifndef __linux__
  27 #define __linux__
  28 #endif
  29
  30 //
  31 // Tune the UFSD library.
  32 //
  33
  34 //
  35 // This define allows to exclude part of library not used in driver
  36 //
  37 #define UFSD_DRIVER_LINUX
  38
  39 //
  40 // Force to use additional thread for periodically volume flush
  41 //
  42 //#define UFSD_USE_FLUSH_THREAD
  43
  44 //
  45 // Do not include extended I/O code
  46 // Some of the utilities (e.g. fsutil) uses
  47 // this I/O codes to get usefull information
  48 //
  49 //#define UFSD_NO_USE_IOCTL
  50
  51 #ifndef UFSD_NO_USE_IOCTL
  52 //
  53 // /proc/fs/ufsd/<volume> contains NTFS read/write statistics
  54 //
  55 //#define UFSD_NTFS_STAT
  56 #endif
  57
  58 //
  59 // Library never allocates a lot of memory
  60 // This defines turns off checking of malloc
  61 //
  62 #define UFSD_MALLOC_CANT_FAIL
  63
  64 //
  65 // Do not allow CRT calls to be used directly from library
  66 // When UFSD_NO_CRT_USE is defined then UFSD uses CMemoryManager's
  67 // functions Memset/Memcpy instead of intrinsic
  68 //
  69 //#define UFSD_NO_CRT_USE
  70
  71
  72 //
  73 // Exclude code that supports User/Group/Mode emulation in NTFS
  74 //
  75 //#define UFSD_DISABLE_UGM  "Turn off $UGM"
  76
  77 //
  78 // Activate this define to check media every write operation
  79 //
  80 //#define UFSD_CHECK_BDI
  81
  82 //
  83 // NTFS uses 64 bit cluster (Win7.x64 still uses 32bit clusters)
  84 //
  85 //#define UFSD_NTFS_64BIT_CLUSTER
  86
  87 //
  88 // Bitmap uses a saved fragments to speed up look for free space
  89 //
  90 // #define USE_ADVANCED_WND_BITMAP
  91
  92 //
  93 // This driver ignores short names. Speed up directory enumeration
  94 //
  95 #define UFSD_IGNORE_SHORTNAMES
  96
  97 //
  98 // By default driver frees memory in flush
  99 //
 100 //#define UFSD_EXFAT_KEEP_BUFFERS "Keep buffers in Flush"
 101
 102 //#define UFSD_EXFAT_RECORDS_HASHBITS 16
 103
 104 //#define UFSD_NTFS_RECORDS_HASHBITS 16
 105
 106 //
 107 // Do not load all bitmap at mount
 108 //
 109 //#define USE_DELAY_BITMAP_LOAD
 110
 111 //
 112 // Use 'UFSD_BdZero' to zero range of bytes
 113 //
 114 //#define UFSD_USE_BUILTIN_ZEROING     "Use built in zeroing"
 115
 116 //
 117 // Exclude annoying messages while tests
 118 //
 119 //#define UFSD_TRACE_SILENT
 120
 121 //
 122 // Force to activate trace
 123 //
 124 //#define UFSD_TRACE
 125
 126 #if !defined UFSD_DEBUG && !defined NDEBUG
 127   #define UFSD_DEBUG 1
 128 #endif
 129
 130 #if defined UFSD_DEBUG && !defined UFSD_TRACE
 131   #define UFSD_TRACE
 132 #endif
 133
 134 #if defined(i386)
 135   #define UFSDAPI_CALL __attribute__((regparm(3)))
 136   #define UFSDAPI_CALLv __attribute__((cdecl)) __attribute__((regparm(0)))
 137 #else
 138   #define UFSDAPI_CALL
 139   #define UFSDAPI_CALLv
 140 #endif
 141
 142 #ifdef __cplusplus
 143   extern "C" {
 144 #endif
 145
 146 //
 147 // UFSD_NO_PRINTK - external define to off UFSD_printk from library
 148 //
 149 #ifndef UFSD_NO_PRINTK
 150   //
 151   // Trace message in system log
 152   //
 153   UFSDAPI_CALLv int UFSD_printk( const char* fmt, ... ) __attribute__ ((format (printf, 1, 2)));
 154   #define UFSDTracek(a) UFSD_printk a
 155 #else
 156   #define UFSDTracek(a)
 157 #endif
 158
 159
 160 #ifdef UFSD_TRACE
 161
 162   //
 163   // _UFSDTrace is used to trace messages from UFSD
 164   // UFSDError is called when error occurs
 165   //
 166   UFSDAPI_CALL void UFSDError( int Err, const char* FileName, int Line );
 167   UFSDAPI_CALLv void _UFSDTrace( const char* fmt, ... ) __attribute__ ((format (printf, 1, 2)));
 168   extern char ufsd_trace_file[128];
 169   extern char ufsd_trace_level[16];
 170   extern unsigned long UFSD_TraceLevel;
 171   extern unsigned long UFSD_CycleMB;
 172
 173   #define UFSD_TRACE_NTFS_RW      // trace read/write operation (Used by UFSD_SDK).
 174   #define UFSD_TRACE_NTFS_DIR     // trace directory enumeration (Used by UFSD_SDK).
 175   #define UFSD_NTFS_EXTRA_LOG
 176   #define UFSD_TRACE_NTFS_JOURNAL
 177   #define UFSD_TRACE_HFS_RW
 178   #define UFSD_TRACE_HFS_DIR
 179   #define UFSD_TRACE_HFS_JOURNAL
 180   #define UFSD_TRACE_FAT_DIR
 181   #define UFSD_TRACE_EXFAT_RW
 182   #define UFSD_TRACE_EXFAT_DIR
 183   #define UFSD_EXFAT_EXTRA_LOG
 184   #define UFSD_TRACE_REFS_DIR
 185   #define UFSD_TRACE_REFS_RW
 186
 187   #ifdef UFSD_DEBUG
 188     #define UFSD_NTFS_LOG
 189     #define UFSD_FAT_LOG
 190     #define UFSD_EXFAT_LOG
 191     #define UFSD_HFS_LOG
 192     #define UFSD_PROFILE          // Profiler puts results into trace
 193   #endif
 194
 195   #define UFSD_LEVEL_ALWAYS         0x00000000
 196   #define UFSD_LEVEL_ERROR          0x00000001
 197   #define UFSD_LEVEL_DEBUG_HOOKS    0x00000002
 198   #define UFSD_LEVEL_UFSD           0x00000010
 199   #define UFSD_LEVEL_UFSDAPI        0x00000080
 200   #define UFSD_LEVEL_VFS            0x00002000
 201   #define UFSD_LEVEL_VFS_WBWE       0x00004000
 202   #define UFSD_LEVEL_VFS_GETBLK     0x00008000
 203   // highest one contains VERY expensive log.
 204   #define UFSD_LEVEL_PAGE_BH        0x10000000
 205   #define UFSD_LEVEL_IO             0x20000000
 206   #define UFSD_LEVEL_SEMA           0x40000000
 207   #define UFSD_LEVEL_MEMMNGR        0x80000000
 208
 209   // "all"
 210   #define UFSD_LEVEL_STR_ALL        ~(UFSD_LEVEL_VFS_WBWE|UFSD_LEVEL_MEMMNGR|UFSD_LEVEL_IO|UFSD_LEVEL_UFSDAPI)
 211   // "vfs"
 212   #define UFSD_LEVEL_STR_VFS        (UFSD_LEVEL_SEMA|UFSD_LEVEL_PAGE_BH|UFSD_LEVEL_VFS|UFSD_LEVEL_VFS_GETBLK|UFSD_LEVEL_ERROR)
 213   // "lib"
 214   #define UFSD_LEVEL_STR_LIB        (UFSD_LEVEL_UFSD|UFSD_LEVEL_ERROR)
 215   // "mid"
 216   #define UFSD_LEVEL_STR_MID        (UFSD_LEVEL_VFS|UFSD_LEVEL_UFSD|UFSD_LEVEL_ERROR)
 217
 218
 219   #define UFSD_LEVEL_DEFAULT        0x0000000f
 220
 221   UFSDAPI_CALL void UFSD_TraceInc( int Indent );
 222
 223   #define UFSDTrace(a)                          \
 224     do {                                        \
 225       if ( UFSD_TraceLevel & UFSD_LEVEL_UFSD )  \
 226         _UFSDTrace a;                           \
 227     } while((void)0,0)
 228
 229   #define DebugTrace(INDENT,LEVEL,X)                        \
 230     do {                                                    \
 231       if ( 0 != (LEVEL) && !( UFSD_TraceLevel & (LEVEL) ) ) \
 232         break;                                              \
 233       if ( (INDENT) < 0 )                                   \
 234         UFSD_TraceInc( (INDENT) );                          \
 235       _UFSDTrace X;                                         \
 236       if ( (INDENT) > 0 )                                   \
 237         UFSD_TraceInc( (INDENT) );                          \
 238     } while((void)0,0)
 239
 240   #define TRACE_ONLY(e) e
 241
 242 #else
 243   #define UFSDTrace(a) do{}while((void)0,0)
 244   #define DebugTrace(i, l, x) do{}while((void)0,0)
 245   #define TRACE_ONLY(e)
 246 #endif
 247
 248
 249 #ifdef UFSD_DEBUG
 250   UFSDAPI_CALL void _UFSD_DumpStack( void );
 251   UFSDAPI_CALL void _UFSD_TurnOnTraceLevel( void );
 252   UFSDAPI_CALL void _UFSD_RevertTraceLevel( void );
 253   #define UFSD_DumpStack() _UFSD_DumpStack()
 254   #define UFSD_TurnOnTraceLevel() _UFSD_TurnOnTraceLevel()
 255   #define UFSD_RevertTraceLevel() _UFSD_RevertTraceLevel()
 256
 257   #define assert(cond) {                                    \
 258     if (!(cond)) {                                          \
 259       _UFSDTrace( "***** assertion failed at "              \
 260               __FILE__", %u: '%s'\n", __LINE__ , #cond);    \
 261     }                                                       \
 262   }
 263
 264   #define verify(cond) assert(cond)
 265
 266   #define DEBUG_ONLY(e) e
 267 #else
 268   #define assert(cond) NOTHING;
 269   #define verify(cond) {(void)(cond);}
 270   #define DEBUG_ONLY(e)
 271 #endif
 272
 273
 274 #if defined UFSD_HFS
 275   struct buffer_head;
 276   struct page;
 277   struct inode;
 278   struct super_block;
 279
 280   typedef unsigned long long UINT64;
 281   #include "jnl.h"
 282 #endif
 283
 284 #define PIN_BUFFER          ((const void*)(size_t)0)
 285 #define UNPIN_BUFFER        ((const void*)(size_t)1)
 286 #define MINUS_ONE_BUFFER    ((const void*)(size_t)2)
 287
 288 #ifndef Add2Ptr
 289   #define Add2Ptr(P,I)   ((unsigned char*)(P) + (I))
 290   #define PtrOffset(B,O) ((size_t)((size_t)(O) - (size_t)(B)))
 291 #endif
 292
 293 //
 294 // static assert in gcc since 4.3, requires -std=c++0x
 295 //
 296 #if defined __cplusplus && __cplusplus >= 201103L
 297   #define C_ASSERT(e) static_assert( e, #e )
 298 #else
 299   #define C_ASSERT(e) typedef char _C_ASSERT_[(e)?1:-1]
 300 #endif
 301
 302
 303 #ifndef UNREFERENCED_PARAMETER
 304   #define UNREFERENCED_PARAMETER(P)         {(void)(P);}
 305 #endif
 306
 307 #define UFSD_ERROR_DEFINED // UFSDError is already declared
 308 #define _VERSIONS_H_       // Exclude configuration part of file versions.h
 309
 310 void  UFSDAPI_CALL UFSD_BdInvalidate( void* Sb );
 311
 312 #define UFSD_BdInvalidate     UFSD_BdInvalidate
 313
 314 #ifdef __cplusplus
 315   } // extern "C"{
 316 #endif