include/xdk/extypes.h

   1 /******************************************************************************
   2  *                            Executive Types                                 *
   3  ******************************************************************************/
   4
   5 $if (_WDMDDK_)
   6 #define EX_RUNDOWN_ACTIVE                 0x1
   7 #define EX_RUNDOWN_COUNT_SHIFT            0x1
   8 #define EX_RUNDOWN_COUNT_INC              (1 << EX_RUNDOWN_COUNT_SHIFT)
   9
  10 typedef struct _FAST_MUTEX {
  11   volatile LONG Count;
  12   PKTHREAD Owner;
  13   ULONG Contention;
  14   KEVENT Event;
  15   ULONG OldIrql;
  16 } FAST_MUTEX, *PFAST_MUTEX;
  17
  18 typedef enum _SUITE_TYPE {
  19   SmallBusiness,
  20   Enterprise,
  21   BackOffice,
  22   CommunicationServer,
  23   TerminalServer,
  24   SmallBusinessRestricted,
  25   EmbeddedNT,
  26   DataCenter,
  27   SingleUserTS,
  28   Personal,
  29   Blade,
  30   EmbeddedRestricted,
  31   SecurityAppliance,
  32   StorageServer,
  33   ComputeServer,
  34   WHServer,
  35   MaxSuiteType
  36 } SUITE_TYPE;
  37
  38 typedef enum _EX_POOL_PRIORITY {
  39   LowPoolPriority,
  40   LowPoolPrioritySpecialPoolOverrun = 8,
  41   LowPoolPrioritySpecialPoolUnderrun = 9,
  42   NormalPoolPriority = 16,
  43   NormalPoolPrioritySpecialPoolOverrun = 24,
  44   NormalPoolPrioritySpecialPoolUnderrun = 25,
  45   HighPoolPriority = 32,
  46   HighPoolPrioritySpecialPoolOverrun = 40,
  47   HighPoolPrioritySpecialPoolUnderrun = 41
  48 } EX_POOL_PRIORITY;
  49
  50 #if !defined(_WIN64) && (defined(_NTDDK_) || defined(_NTIFS_) || defined(_NDIS_))
  51 #define LOOKASIDE_ALIGN
  52 #else
  53 #define LOOKASIDE_ALIGN /* FIXME: DECLSPEC_CACHEALIGN */
  54 #endif
  55
  56 typedef struct _LOOKASIDE_LIST_EX *PLOOKASIDE_LIST_EX;
  57
  58 typedef PVOID
  59 (NTAPI *PALLOCATE_FUNCTION)(
  60   IN POOL_TYPE PoolType,
  61   IN SIZE_T NumberOfBytes,
  62   IN ULONG Tag);
  63
  64 typedef PVOID
  65 (NTAPI *PALLOCATE_FUNCTION_EX)(
  66   IN POOL_TYPE PoolType,
  67   IN SIZE_T NumberOfBytes,
  68   IN ULONG Tag,
  69   IN OUT PLOOKASIDE_LIST_EX Lookaside);
  70
  71 typedef VOID
  72 (NTAPI *PFREE_FUNCTION)(
  73   IN PVOID Buffer);
  74
  75 typedef VOID
  76 (NTAPI *PFREE_FUNCTION_EX)(
  77   IN PVOID Buffer,
  78   IN OUT PLOOKASIDE_LIST_EX Lookaside);
  79
  80 typedef VOID
  81 (NTAPI *PCALLBACK_FUNCTION)(
  82   IN PVOID CallbackContext,
  83   IN PVOID Argument1,
  84   IN PVOID Argument2);
  85
  86 #define GENERAL_LOOKASIDE_LAYOUT                \
  87     union {                                     \
  88         SLIST_HEADER ListHead;                  \
  89         SINGLE_LIST_ENTRY SingleListHead;       \
  90     } DUMMYUNIONNAME;                           \
  91     USHORT Depth;                               \
  92     USHORT MaximumDepth;                        \
  93     ULONG TotalAllocates;                       \
  94     union {                                     \
  95         ULONG AllocateMisses;                   \
  96         ULONG AllocateHits;                     \
  97     } DUMMYUNIONNAME2;                          \
  98                                                 \
  99     ULONG TotalFrees;                           \
 100     union {                                     \
 101         ULONG FreeMisses;                       \
 102         ULONG FreeHits;                         \
 103     } DUMMYUNIONNAME3;                          \
 104                                                 \
 105     POOL_TYPE Type;                             \
 106     ULONG Tag;                                  \
 107     ULONG Size;                                 \
 108     union {                                     \
 109         PALLOCATE_FUNCTION_EX AllocateEx;       \
 110         PALLOCATE_FUNCTION Allocate;            \
 111     } DUMMYUNIONNAME4;                          \
 112                                                 \
 113     union {                                     \
 114         PFREE_FUNCTION_EX FreeEx;               \
 115         PFREE_FUNCTION Free;                    \
 116     } DUMMYUNIONNAME5;                          \
 117                                                 \
 118     LIST_ENTRY ListEntry;                       \
 119     ULONG LastTotalAllocates;                   \
 120     union {                                     \
 121         ULONG LastAllocateMisses;               \
 122         ULONG LastAllocateHits;                 \
 123     } DUMMYUNIONNAME6;                          \
 124     ULONG Future[2];
 125
 126 typedef struct LOOKASIDE_ALIGN _GENERAL_LOOKASIDE {
 127   GENERAL_LOOKASIDE_LAYOUT
 128 } GENERAL_LOOKASIDE, *PGENERAL_LOOKASIDE;
 129
 130 typedef struct _GENERAL_LOOKASIDE_POOL {
 131   GENERAL_LOOKASIDE_LAYOUT
 132 } GENERAL_LOOKASIDE_POOL, *PGENERAL_LOOKASIDE_POOL;
 133
 134 #define LOOKASIDE_CHECK(f)  \
 135     C_ASSERT(FIELD_OFFSET(GENERAL_LOOKASIDE,f) == FIELD_OFFSET(GENERAL_LOOKASIDE_POOL,f))
 136
 137 LOOKASIDE_CHECK(TotalFrees);
 138 LOOKASIDE_CHECK(Tag);
 139 LOOKASIDE_CHECK(Future);
 140
 141 typedef struct _PAGED_LOOKASIDE_LIST {
 142   GENERAL_LOOKASIDE L;
 143 #if !defined(_AMD64_) && !defined(_IA64_)
 144   FAST_MUTEX Lock__ObsoleteButDoNotDelete;
 145 #endif
 146 } PAGED_LOOKASIDE_LIST, *PPAGED_LOOKASIDE_LIST;
 147
 148 typedef struct LOOKASIDE_ALIGN _NPAGED_LOOKASIDE_LIST {
 149   GENERAL_LOOKASIDE L;
 150 #if !defined(_AMD64_) && !defined(_IA64_)
 151   KSPIN_LOCK Lock__ObsoleteButDoNotDelete;
 152 #endif
 153 } NPAGED_LOOKASIDE_LIST, *PNPAGED_LOOKASIDE_LIST;
 154
 155 typedef struct _LOOKASIDE_LIST_EX {
 156   GENERAL_LOOKASIDE_POOL L;
 157 } LOOKASIDE_LIST_EX;
 158
 159 typedef struct _EX_RUNDOWN_REF {
 160   __GNU_EXTENSION union {
 161     volatile ULONG_PTR Count;
 162     volatile PVOID Ptr;
 163   };
 164 } EX_RUNDOWN_REF, *PEX_RUNDOWN_REF;
 165
 166 typedef struct _EX_RUNDOWN_REF_CACHE_AWARE *PEX_RUNDOWN_REF_CACHE_AWARE;
 167
 168 typedef VOID
 169 (NTAPI *PWORKER_THREAD_ROUTINE)(
 170   IN PVOID Parameter);
 171
 172 typedef struct _WORK_QUEUE_ITEM {
 173   LIST_ENTRY List;
 174   PWORKER_THREAD_ROUTINE WorkerRoutine;
 175   volatile PVOID Parameter;
 176 } WORK_QUEUE_ITEM, *PWORK_QUEUE_ITEM;
 177
 178 $endif
 179
 180