reactos/ntoskrnl/lpc/ntlpc/lpc.h

   1 /*
   2 * PROJECT:         ReactOS Kernel
   3 * LICENSE:         GPL - See COPYING in the top level directory
   4 * FILE:            ntoskrnl/include/lpc.h
   5 * PURPOSE:         Internal header for the Local Procedure Call
   6 * PROGRAMMERS:     Alex Ionescu (alex.ionescu@reactos.org)
   7 */
   8
   9 //
  10 // Define this if you want debugging support
  11 //
  12 #define _LPC_DEBUG_                                         0x01
  13
  14 //
  15 // These define the Debug Masks Supported
  16 //
  17 #define LPC_CREATE_DEBUG                                    0x01
  18 #define LPC_CLOSE_DEBUG                                     0x02
  19 #define LPC_CONNECT_DEBUG                                   0x04
  20 #define LPC_LISTEN_DEBUG                                    0x08
  21 #define LPC_REPLY_DEBUG                                     0x10
  22 #define LPC_COMPLETE_DEBUG                                  0x20
  23 #define LPC_SEND_DEBUG                                      0x40
  24
  25 //
  26 // Debug/Tracing support
  27 //
  28 #if _LPC_DEBUG_
  29 #ifdef NEW_DEBUG_SYSTEM_IMPLEMENTED // enable when Debug Filters are implemented
  30 #define LPCTRACE(x, ...)                                    \
  31     {                                                       \
  32         DbgPrintEx("%s [%.16s] - ",                         \
  33                    __FUNCTION__,                            \
  34                    PsGetCurrentProcess()->ImageFileName);   \
  35         DbgPrintEx(__VA_ARGS__);                            \
  36     }
  37 #else
  38 #define LPCTRACE(x, ...)                                    \
  39     if (x & LpcpTraceLevel)                                 \
  40     {                                                       \
  41         DbgPrint("%s [%.16s:%lx] - ",                       \
  42                  __FUNCTION__,                              \
  43                  PsGetCurrentProcess()->ImageFileName,      \
  44                  PsGetCurrentThreadId());                   \
  45         DbgPrint(__VA_ARGS__);                              \
  46     }
  47 #endif
  48 #endif
  49
  50 //
  51 // Internal Port Management
  52 //
  53 VOID
  54 NTAPI
  55 LpcpClosePort(
  56     IN PEPROCESS Process OPTIONAL,
  57     IN PVOID Object,
  58     IN ACCESS_MASK GrantedAccess,
  59     IN ULONG ProcessHandleCount,
  60     IN ULONG SystemHandleCount
  61 );
  62
  63 VOID
  64 NTAPI
  65 LpcpDeletePort(
  66     IN PVOID ObjectBody
  67 );
  68
  69 NTSTATUS
  70 NTAPI
  71 LpcpInitializePortQueue(
  72     IN PLPCP_PORT_OBJECT Port
  73 );
  74
  75 VOID
  76 NTAPI
  77 LpcpFreeToPortZone(
  78     IN PLPCP_MESSAGE Message,
  79     IN ULONG Flags
  80 );
  81
  82 VOID
  83 NTAPI
  84 LpcpMoveMessage(
  85     IN PPORT_MESSAGE Destination,
  86     IN PPORT_MESSAGE Origin,
  87     IN PVOID Data,
  88     IN ULONG MessageType,
  89     IN PCLIENT_ID ClientId
  90 );
  91
  92 VOID
  93 NTAPI
  94 LpcpSaveDataInfoMessage(
  95     IN PLPCP_PORT_OBJECT Port,
  96     IN PLPCP_MESSAGE Message
  97 );
  98
  99 //
 100 // Module-external utlity functions
 101 //
 102 VOID
 103 NTAPI
 104 LpcExitThread(
 105     IN PETHREAD Thread
 106 );
 107
 108 //
 109 // Initialization functions
 110 //
 111 NTSTATUS
 112 NTAPI
 113 LpcpInitSystem(
 114     VOID
 115 );
 116
 117 //
 118 // Global data inside the Process Manager
 119 //
 120 extern POBJECT_TYPE LpcPortObjectType;
 121 extern ULONG LpcpNextMessageId, LpcpNextCallbackId;
 122 extern KGUARDED_MUTEX LpcpLock;
 123 extern PAGED_LOOKASIDE_LIST LpcpMessagesLookaside;
 124 extern ULONG LpcpMaxMessageSize;
 125 extern ULONG LpcpTraceLevel;
 126
 127 //
 128 // Inlined Functions
 129 //
 130 #include "lpc_x.h"