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[SMSS2]: Implement SmpExecPgm and SmpSbCreateSession. Nothing happens (STATUS_OBJECT_NAME_NOT_FOUND is returned) because we don't really launch CSRSS and so we can't find a subsystem for Winlogon and fail (as expected for now).
svn path=/trunk/; revision=55508
This commit is contained in:
Alex Ionescu
parent
09c7bc60a5
commit
e23e0ca401
2 changed files with 232 additions and 2 deletions
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@ -71,8 +71,69 @@ SmpExecPgm(IN PSM_API_MSG SmApiMsg,
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IN PSMP_CLIENT_CONTEXT ClientContext,
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IN PSMP_CLIENT_CONTEXT ClientContext,
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IN HANDLE SmApiPort)
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IN HANDLE SmApiPort)
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{
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{
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DPRINT1("%s is not yet implemented\n", __FUNCTION__);
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HANDLE ProcessHandle;
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return STATUS_NOT_IMPLEMENTED;
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NTSTATUS Status;
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PSM_EXEC_PGM_MSG SmExecPgm;
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RTL_USER_PROCESS_INFORMATION ProcessInformation;
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OBJECT_ATTRIBUTES ObjectAttributes;
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/* Open the client process */
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InitializeObjectAttributes(&ObjectAttributes, NULL, 0, NULL, NULL);
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Status = NtOpenProcess(&ProcessHandle,
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PROCESS_DUP_HANDLE,
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&ObjectAttributes,
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&SmApiMsg->h.ClientId);
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if (!NT_SUCCESS(Status))
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{
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/* Fail */
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DPRINT1("SmExecPgm: NtOpenProcess Failed %lx\n", Status);
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return Status;
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}
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/* Copy the process information out of the message */
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SmExecPgm = &SmApiMsg->u.ExecPgm;
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ProcessInformation = SmExecPgm->ProcessInformation;
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/* Duplicate the process handle */
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Status = NtDuplicateObject(ProcessHandle,
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SmExecPgm->ProcessInformation.ProcessHandle,
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NtCurrentProcess(),
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&ProcessInformation.ProcessHandle,
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PROCESS_ALL_ACCESS,
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0,
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0);
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if (!NT_SUCCESS(Status))
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{
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/* Close the handle and fail */
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NtClose(ProcessHandle);
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DPRINT1("SmExecPgm: NtDuplicateObject (Process) Failed %lx\n", Status);
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return Status;
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}
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/* Duplicate the thread handle */
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Status = NtDuplicateObject(ProcessHandle,
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SmExecPgm->ProcessInformation.ThreadHandle,
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NtCurrentProcess(),
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&ProcessInformation.ThreadHandle,
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THREAD_ALL_ACCESS,
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0,
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0);
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if (!NT_SUCCESS(Status))
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{
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/* Close both handles and fail */
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NtClose(ProcessInformation.ProcessHandle);
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NtClose(ProcessHandle);
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DPRINT1("SmExecPgm: NtDuplicateObject (Thread) Failed %lx\n", Status);
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return Status;
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}
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/* Close the process handle and call the internal client API */
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NtClose(ProcessHandle);
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return SmpSbCreateSession(NULL,
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NULL,
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&ProcessInformation,
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0,
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SmExecPgm->DebugFlag ? &SmApiMsg->h.ClientId : NULL);
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}
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}
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NTSTATUS
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NTSTATUS
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@ -14,4 +14,173 @@
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/* GLOBALS ********************************************************************/
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/* GLOBALS ********************************************************************/
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PCHAR SmpSubSystemNames[] =
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{
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"Unknown",
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"Native",
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"Windows",
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"Posix",
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"OS/2"
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};
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/* FUNCTIONS ******************************************************************/
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/* FUNCTIONS ******************************************************************/
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NTSTATUS
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NTAPI
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SmpSbCreateSession(IN PVOID Reserved,
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IN PSMP_SUBSYSTEM OtherSubsystem,
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IN PRTL_USER_PROCESS_INFORMATION ProcessInformation,
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IN ULONG MuSessionId,
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IN PCLIENT_ID DbgClientId)
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{
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NTSTATUS Status;
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PSMP_SUBSYSTEM KnownSubsys;
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SB_API_MSG SbApiMsg;
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ULONG SessionId;
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PSB_CREATE_SESSION_MSG CreateSessionMsg;
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/* Write out the create session message including its initial process */
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CreateSessionMsg = &SbApiMsg.CreateSession;
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CreateSessionMsg->ProcessInfo = *ProcessInformation;
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CreateSessionMsg->MuSessionId = MuSessionId;
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if (DbgClientId)
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{
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CreateSessionMsg->ClientId = *DbgClientId;
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}
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else
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{
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CreateSessionMsg->ClientId.UniqueThread = NULL;
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CreateSessionMsg->ClientId.UniqueProcess = NULL;
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}
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/* Find a subsystem responsible for this session */
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SmpGetProcessMuSessionId(ProcessInformation->ProcessHandle, &MuSessionId);
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if (!SmpCheckDuplicateMuSessionId(MuSessionId))
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{
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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DPRINT1("SMSS: CreateSession status=%x\n", STATUS_OBJECT_NAME_NOT_FOUND);
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return STATUS_OBJECT_NAME_NOT_FOUND;
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}
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/* Find the subsystem we have for this initial process */
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KnownSubsys = SmpLocateKnownSubSysByType(MuSessionId,
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ProcessInformation->
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ImageInformation.SubSystemType);
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if (KnownSubsys)
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{
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/* Duplicate the process handle into the message */
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Status = NtDuplicateObject(NtCurrentProcess(),
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ProcessInformation->ProcessHandle,
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KnownSubsys->ProcessHandle,
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&CreateSessionMsg->ProcessInfo.ProcessHandle,
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PROCESS_ALL_ACCESS,
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0,
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0);
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if (NT_SUCCESS(Status))
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{
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/* Duplicate the thread handle into the message */
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Status = NtDuplicateObject(NtCurrentProcess(),
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ProcessInformation->ThreadHandle,
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KnownSubsys->ProcessHandle,
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&CreateSessionMsg->ProcessInfo.ThreadHandle,
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THREAD_ALL_ACCESS,
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0,
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0);
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if (!NT_SUCCESS(Status))
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{
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/* Close everything on failure */
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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SmpDereferenceSubsystem(KnownSubsys);
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DbgPrint("SmpSbCreateSession: NtDuplicateObject (Thread) Failed %lx\n", Status);
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return Status;
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}
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/* Close the original handles as they are no longer needed */
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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/* Finally, allocate a new SMSS session ID for this session */
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SessionId = SmpAllocateSessionId(KnownSubsys, OtherSubsystem);
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CreateSessionMsg->SessionId = SessionId;
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/* Fill out the LPC message header and send it to the client! */
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SbApiMsg.ApiNumber = SbpCreateSession;
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SbApiMsg.h.u2.ZeroInit = 0;
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SbApiMsg.h.u1.s1.DataLength = sizeof(SB_CREATE_SESSION_MSG) + 8;
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SbApiMsg.h.u1.s1.TotalLength = sizeof(SbApiMsg);
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Status = NtRequestWaitReplyPort(KnownSubsys->SbApiPort,
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&SbApiMsg.h,
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&SbApiMsg.h);
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if (!NT_SUCCESS(Status))
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{
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/* Bail out */
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DPRINT1("SmpSbCreateSession: NtRequestWaitReply Failed %lx\n", Status);
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}
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else
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{
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/* If the API succeeded, get the result value from the LPC */
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Status = SbApiMsg.ReturnValue;
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}
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/* Delete the session on any kind of failure */
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if (!NT_SUCCESS(Status)) SmpDeleteSession(SessionId);
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}
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else
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{
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/* Close the handles on failure */
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DPRINT1("SmpSbCreateSession: NtDuplicateObject (Process) Failed %lx\n", Status);
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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}
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/* Dereference the subsystem and return the status of the LPC call */
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SmpDereferenceSubsystem(KnownSubsys);
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return Status;
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}
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/* If we don't yet have a subsystem, only native images can be launched */
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if (ProcessInformation->ImageInformation.SubSystemType != IMAGE_SUBSYSTEM_NATIVE)
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{
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/* Fail */
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DPRINT1("SMSS: %s SubSystem has not been started.\n",
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SmpSubSystemNames[ProcessInformation->ImageInformation.SubSystemType]);
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Status = STATUS_UNSUCCESSFUL;
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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return Status;
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}
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#if 0
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/* This code handles debug applications, but it seems vestigial... */
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if ((*(ULONGLONG)&CreateSessionMsg.ClientId) && (SmpDbgSsLoaded))
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{
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Process = RtlAllocateHeap(SmpHeap, SmBaseTag, sizeof(SMP_PROCESS));
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if (!Process)
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{
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DPRINT1("Unable to initialize debugging for Native App %lx.%lx -- out of memory\n",
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ProcessInformation->ClientId.UniqueProcess,
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ProcessInformation->ClientId.UniqueThread);
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NtClose(ProcessInformation->ProcessHandle);
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NtClose(ProcessInformation->ThreadHandle);
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return STATUS_NO_MEMORY;
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}
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Process->DbgClientId = CreateSessionMsg->ClientId;
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Process->ClientId = ProcessInformation->ClientId;
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InsertHeadList(&NativeProcessList, &Process->Entry);
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DPRINT1("Native Debug App %lx.%lx\n", Process->ClientId.UniqueProcess, Process->ClientId.UniqueThread);
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Status = NtSetInformationProcess(ProcessInformation->ProcessHandle, 7, &SmpDebugPort, 4);
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ASSERT(NT_SUCCESS(Status));
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}
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#endif
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/* This is a native application being started as the initial command */
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DPRINT1("Subsystem active, starting thread\n");
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NtClose(ProcessInformation->ProcessHandle);
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NtResumeThread(ProcessInformation->ThreadHandle, NULL);
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NtClose(ProcessInformation->ThreadHandle);
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return STATUS_SUCCESS;
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}
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