lib/ntdll/dbg/debug.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:       See COPYING in the top level directory
   4  * PROJECT:         ReactOS kernel
   5  * FILE:            lib/ntdll/dbg/debug.c
   6  * PURPOSE:         User mode debugger support functions
   7  * PROGRAMMER:      Eric Kohl
   8  * UPDATE HISTORY:
   9  *                  14/04/2000 Created
  10  */
  11
  12 /* INCLUDES *****************************************************************/
  13
  14 #include <ddk/ntddk.h>
  15 #include <ntdll/rtl.h>
  16 #include <ntdll/dbg.h>
  17 #include <napi/lpc.h>
  18
  19 /* FUNCTIONS *****************************************************************/
  20
  21 static HANDLE DbgSsApiPort = NULL;
  22 static HANDLE DbgSsReplyPort = NULL;
  23
  24
  25 typedef struct _LPC_DBGSS_MESSAGE
  26 {
  27         LPC_MESSAGE_HEADER Header;
  28         ULONG Unknown1;
  29         ULONG Unknown2;
  30         ULONG Unknown3;
  31         ULONG Unknown4;
  32 } LPC_DBGSS_MESSAGE, *PLPC_DBGSS_MESSAGE;
  33
  34
  35 /* FUNCTIONS *****************************************************************/
  36
  37 VOID STDCALL
  38 DbgSsServerThread(PVOID Unused)
  39 {
  40         LPC_DBGSS_MESSAGE Message;
  41         NTSTATUS Status;
  42
  43         for (;;)
  44         {
  45                 Status = NtReplyWaitReceivePort (DbgSsApiPort,
  46                                                  NULL,
  47                                                  NULL,
  48                                                  (PLPC_MESSAGE)&Message);
  49                 if (!NT_SUCCESS(Status))
  50                 {
  51                         DbgPrint ("DbgSs: NtReplyWaitReceivePort failed - Status == %lx\n",
  52                                   Status);
  53
  54                         DbgBreakPoint ();
  55                 }
  56                 else
  57                 {
  58                         /* FIXME: missing code!! */
  59
  60                 }
  61         }
  62 }
  63
  64
  65 NTSTATUS STDCALL
  66 DbgSsHandleKmApiMsg(ULONG Unknown1,
  67                     HANDLE EventHandle)
  68 {
  69   return STATUS_NOT_IMPLEMENTED;
  70 }
  71
  72
  73 NTSTATUS STDCALL
  74 DbgSsInitialize(HANDLE ReplyPort,
  75                 ULONG Unknown1,
  76                 ULONG Unknown2,
  77                 ULONG Unknown3)
  78 {
  79         SECURITY_QUALITY_OF_SERVICE Qos;
  80         UNICODE_STRING PortName = UNICODE_STRING_INITIALIZER(L"\\DbgSsApiPort");
  81         NTSTATUS Status;
  82
  83         Qos.Length = sizeof(SECURITY_QUALITY_OF_SERVICE);
  84         Qos.ImpersonationLevel = SecurityIdentification;
  85         Qos.ContextTrackingMode = SECURITY_DYNAMIC_TRACKING;
  86         Qos.EffectiveOnly = TRUE;
  87
  88         Status = NtConnectPort (&DbgSsApiPort,
  89                                 &PortName,
  90                                 &Qos,
  91                                 NULL,
  92                                 NULL,
  93                                 NULL,
  94                                 NULL,
  95                                 NULL);
  96         if (!NT_SUCCESS(Status))
  97                 return Status;
  98
  99         DbgSsReplyPort = ReplyPort;
 100 //      UnknownData1 = Unknown1;
 101 //      UnknownData2 = Unknown2;
 102 //      UnknownData3 = Unknown3;
 103
 104         Status = RtlCreateUserThread (NtCurrentProcess (),
 105                                       NULL,
 106                                       FALSE,
 107                                       0,
 108                                       NULL,
 109                                       NULL,
 110                                       (PTHREAD_START_ROUTINE)DbgSsServerThread,
 111                                       NULL,
 112                                       NULL,
 113                                       NULL);
 114
 115         return Status;
 116 }
 117
 118
 119 NTSTATUS STDCALL
 120 DbgUiConnectToDbg(VOID)
 121 {
 122         SECURITY_QUALITY_OF_SERVICE Qos;
 123         UNICODE_STRING PortName = UNICODE_STRING_INITIALIZER(L"\\DbgUiApiPort");
 124         NTSTATUS Status;
 125         PTEB Teb;
 126         ULONG InfoSize;
 127
 128         Teb = NtCurrentTeb ();
 129
 130         Qos.Length = sizeof(SECURITY_QUALITY_OF_SERVICE);
 131         Qos.ImpersonationLevel = SecurityIdentification;
 132         Qos.ContextTrackingMode = SECURITY_DYNAMIC_TRACKING;
 133         Qos.EffectiveOnly = TRUE;
 134
 135         InfoSize = sizeof(ULONG);
 136
 137         Status = NtConnectPort (&Teb->DbgSsReserved[1],
 138                                 &PortName,
 139                                 &Qos,
 140                                 NULL,
 141                                 NULL,
 142                                 NULL,
 143                                 &Teb->DbgSsReserved[0],
 144                                 &InfoSize);
 145         if (!NT_SUCCESS(Status))
 146         {
 147                 Teb->DbgSsReserved[1] = NULL;
 148                 return Status;
 149         }
 150
 151         NtRegisterThreadTerminatePort(Teb->DbgSsReserved[1]);
 152
 153         return Status;
 154 }
 155
 156
 157 NTSTATUS STDCALL
 158 DbgUiContinue(PCLIENT_ID ClientId,
 159               ULONG ContinueStatus)
 160 {
 161   return STATUS_NOT_IMPLEMENTED;
 162 }
 163
 164
 165 NTSTATUS STDCALL
 166 DbgUiWaitStateChange(ULONG Unknown1,
 167                      ULONG Unknown2)
 168 {
 169   return STATUS_NOT_IMPLEMENTED;
 170 }
 171
 172 /* EOF */