reactos/include/ndk/umtypes.h

   1 /*++ NDK Version: 0095
   2
   3 Copyright (c) Alex Ionescu.  All rights reserved.
   4
   5 Header Name:
   6
   7     umtypes.h
   8
   9 Abstract:
  10
  11     Type definitions for the basic native types.
  12
  13 Author:
  14
  15     Alex Ionescu (alex.ionescu@reactos.com)   06-Oct-2004
  16
  17 --*/
  18
  19 #if !defined(_NTDEF_) && !defined(_NTDEF_H)
  20 #define _NTDEF_
  21 #define _NTDEF_H
  22 #undef WIN32_NO_STATUS
  23 #define NTOS_MODE_USER
  24
  25 //
  26 // Dependencies
  27 //
  28 #include <winioctl.h>
  29 #include <ntnls.h>
  30 #include <ntstatus.h>
  31
  32 //
  33 // Compiler Definitions
  34 //
  35 #ifndef _MANAGED
  36 #if defined(_M_IX86)
  37 #define FASTCALL                        _fastcall
  38 #else
  39 #define FASTCALL
  40 #endif
  41 #else
  42 #define FASTCALL                        NTAPI
  43 #endif
  44
  45 #if !defined(_M_CEE_PURE)
  46 #define NTAPI_INLINE                    NTAPI
  47 #else
  48 #define NTAPI_INLINE
  49 #endif
  50
  51 //
  52 // Alignment Macros
  53 //
  54 #define ALIGN_DOWN(s, t) \
  55     ((ULONG)(s) & ~(sizeof(t) - 1))
  56
  57 #define ALIGN_UP(s, t) \
  58     (ALIGN_DOWN(((ULONG)(s) + sizeof(t) - 1), t))
  59
  60 #define ALIGN_DOWN_POINTER(p, t) \
  61     ((PVOID)((ULONG_PTR)(p) & ~((ULONG_PTR)sizeof(t) - 1)))
  62
  63 #define ALIGN_UP_POINTER(p, t) \
  64     (ALIGN_DOWN_POINTER(((ULONG_PTR)(p) + sizeof(t) - 1), t))
  65
  66 //
  67 // Native API Return Value Macros
  68 //
  69 #define NT_SUCCESS(Status)              (((NTSTATUS)(Status)) >= 0)
  70 #define NT_INFORMATION(Status)          ((((ULONG)(Status)) >> 30) == 1)
  71 #define NT_WARNING(Status)              ((((ULONG)(Status)) >> 30) == 2)
  72 #define NT_ERROR(Status)                ((((ULONG)(Status)) >> 30) == 3)
  73
  74 //
  75 // Limits
  76 //
  77 #define MINCHAR                         0x80
  78 #define MAXCHAR                         0x7f
  79 #define MINSHORT                        0x8000
  80 #define MAXSHORT                        0x7fff
  81 #define MINLONG                         0x80000000
  82 #define MAXLONG                         0x7fffffff
  83 #define MAXUCHAR                        0xff
  84 #define MAXUSHORT                       0xffff
  85 #define MAXULONG                        0xffffffff
  86
  87 //
  88 // CSR Macros
  89 //
  90 #define CSR_MAKE_OPCODE(s,m)            ((s) << 16) | (m)
  91 #define CSR_API_ID_FROM_OPCODE(n)       ((ULONG)((USHORT)(n)))
  92 #define CSR_SERVER_ID_FROM_OPCODE(n)    (ULONG)((n) >> 16)
  93
  94 //
  95 // Basic Types that aren't defined in User-Mode Headers
  96 //
  97 typedef CONST int CINT;
  98 typedef CONST char *PCSZ;
  99 typedef ULONG CLONG;
 100 typedef short CSHORT;
 101 typedef CSHORT *PCSHORT;
 102 typedef LARGE_INTEGER PHYSICAL_ADDRESS, *PPHYSICAL_ADDRESS;
 103 typedef LONG KPRIORITY;
 104 typedef LONG NTSTATUS, *PNTSTATUS;
 105
 106 //
 107 // Basic NT Types
 108 //
 109 #if !defined(_NTSECAPI_H) && !defined(_SUBAUTH_H) && !defined(_NTSECAPI_)
 110
 111 typedef struct _UNICODE_STRING
 112 {
 113     USHORT Length;
 114     USHORT MaximumLength;
 115     PWSTR Buffer;
 116 } UNICODE_STRING, *PUNICODE_STRING;
 117
 118 typedef struct _STRING
 119 {
 120     USHORT Length;
 121     USHORT MaximumLength;
 122     PCHAR Buffer;
 123 } STRING, *PSTRING;
 124
 125 #endif
 126
 127 typedef struct _OBJECT_ATTRIBUTES
 128 {
 129     ULONG Length;
 130     HANDLE RootDirectory;
 131     PUNICODE_STRING ObjectName;
 132     ULONG Attributes;
 133     PVOID SecurityDescriptor;
 134     PVOID SecurityQualityOfService;
 135 } OBJECT_ATTRIBUTES, *POBJECT_ATTRIBUTES;
 136
 137 typedef const UNICODE_STRING* PCUNICODE_STRING;
 138 typedef STRING ANSI_STRING;
 139 typedef PSTRING PANSI_STRING;
 140 typedef STRING OEM_STRING;
 141 typedef PSTRING POEM_STRING;
 142 typedef CONST STRING* PCOEM_STRING;
 143 typedef STRING CANSI_STRING;
 144 typedef PSTRING PCANSI_STRING;
 145
 146 #endif