* Reactos Session Manager
*
*/
-
#include "smss.h"
-#include <rosrtl/string.h>
#define NDEBUG
#include <debug.h>
SMAPI(SmInvalid)
{
DPRINT("SM: %s called\n",__FUNCTION__);
- Request->Status = STATUS_NOT_IMPLEMENTED;
+ Request->SmHeader.Status = STATUS_NOT_IMPLEMENTED;
return STATUS_SUCCESS;
}
SmCompSes, /* smapicomp.c */
SmInvalid, /* obsolete */
SmInvalid, /* unknown */
- SmExecPgm /* smapiexec.c */
+ SmExecPgm, /* smapiexec.c */
+ SmQryInfo /* smapyqry.c */
};
+/* TODO: optimize this address computation (it should be done
+ * with a macro) */
+PSM_CONNECT_DATA FASTCALL SmpGetConnectData (PSM_PORT_MESSAGE Request)
+{
+ PLPC_MAX_MESSAGE LpcMaxMessage = (PLPC_MAX_MESSAGE) Request;
+ return (PSM_CONNECT_DATA) & LpcMaxMessage->Data[0];
+}
+
#if !defined(__USE_NT_LPC__)
NTSTATUS STDCALL
SmpHandleConnectionRequest (PSM_PORT_MESSAGE Request);
#endif
+/**********************************************************************
+ * SmpCallbackServer/2
+ *
+ * DESCRIPTION
+ * The SM calls back a previously connected subsystem process to
+ * authorize it to bootstrap (initialize). The SM connects to a
+ * named LPC port which name was sent in the connection data by
+ * the candidate subsystem server process.
+ */
+static NTSTATUS
+SmpCallbackServer (PSM_PORT_MESSAGE Request,
+ PSM_CLIENT_DATA ClientData)
+{
+ NTSTATUS Status = STATUS_SUCCESS;
+ PSM_CONNECT_DATA ConnectData = SmpGetConnectData (Request);
+ UNICODE_STRING CallbackPortName;
+ ULONG CallbackPortNameLength = SM_SB_NAME_MAX_LENGTH; /* TODO: compute length */
+ SB_CONNECT_DATA SbConnectData;
+ ULONG SbConnectDataLength = sizeof SbConnectData;
+
+ DPRINT("SM: %s called\n", __FUNCTION__);
+
+ if ( (IMAGE_SUBSYSTEM_UNKNOWN == ConnectData->SubSystemId) ||
+ (IMAGE_SUBSYSTEM_NATIVE == ConnectData->SubSystemId))
+ {
+ DPRINT("SM: %s: we do not need calling back SM!\n",
+ __FUNCTION__);
+ return STATUS_SUCCESS;
+ }
+ RtlCopyMemory (ClientData->SbApiPortName,
+ ConnectData->SbName,
+ CallbackPortNameLength);
+ RtlInitUnicodeString (& CallbackPortName,
+ ClientData->SbApiPortName);
+
+ SbConnectData.SmApiMax = (sizeof SmApi / sizeof SmApi[0]);
+ Status = NtConnectPort (& ClientData->SbApiPort,
+ & CallbackPortName,
+ NULL,
+ NULL,
+ NULL,
+ NULL,
+ & SbConnectData,
+ & SbConnectDataLength);
+ return Status;
+}
/**********************************************************************
* NAME
* Entry point for the listener thread of LPC port "\SmApiPort".
*/
VOID STDCALL
-SmpApiConnectedThread(PVOID dummy)
+SmpApiConnectedThread(PVOID pConnectedPort)
{
NTSTATUS Status = STATUS_SUCCESS;
PVOID Unknown = NULL;
PLPC_MESSAGE Reply = NULL;
SM_PORT_MESSAGE Request = {{0}};
+ HANDLE ConnectedPort = * (PHANDLE) pConnectedPort;
- DPRINT("SM: %s running\n",__FUNCTION__);
+ DPRINT("SM: %s called\n", __FUNCTION__);
while (TRUE)
{
DPRINT("SM: %s: waiting for message\n",__FUNCTION__);
- Status = NtReplyWaitReceivePort(SmApiPort,
+ Status = NtReplyWaitReceivePort(ConnectedPort,
(PULONG) & Unknown,
Reply,
(PLPC_MESSAGE) & Request);
Reply = NULL;
break;
default:
- if ((Request.ApiIndex) &&
- (Request.ApiIndex < (sizeof SmApi / sizeof SmApi[0])))
+ if ((Request.SmHeader.ApiIndex) &&
+ (Request.SmHeader.ApiIndex < (sizeof SmApi / sizeof SmApi[0])))
{
- Status = SmApi[Request.ApiIndex](&Request);
+ Status = SmApi[Request.SmHeader.ApiIndex](&Request);
Reply = (PLPC_MESSAGE) & Request;
} else {
- Request.Status = STATUS_NOT_IMPLEMENTED;
+ Request.SmHeader.Status = STATUS_NOT_IMPLEMENTED;
Reply = (PLPC_MESSAGE) & Request;
}
}
+ } else {
+ /* LPC failed */
+ break;
}
}
+ NtClose (ConnectedPort);
+ NtTerminateThread (NtCurrentThread(), Status);
}
/**********************************************************************
NTSTATUS STDCALL
SmpHandleConnectionRequest (PSM_PORT_MESSAGE Request)
{
-#if defined(__USE_NT_LPC__)
+ PSM_CONNECT_DATA ConnectData = SmpGetConnectData (Request);
NTSTATUS Status = STATUS_SUCCESS;
+ BOOL Accept = FALSE;
PSM_CLIENT_DATA ClientData = NULL;
+ HANDLE hClientDataApiPort = (HANDLE) 0;
+ PHANDLE ClientDataApiPort = & hClientDataApiPort;
+ HANDLE hClientDataApiPortThread = (HANDLE) 0;
+ PHANDLE ClientDataApiPortThread = & hClientDataApiPortThread;
PVOID Context = NULL;
-
- DPRINT("SM: %s called\n",__FUNCTION__);
- /*
- * SmCreateClient/2 is called here explicitly to *fail*.
- * If it succeeds, there is something wrong in the
- * connection request. An environment subsystem *never*
- * registers twice. (Security issue: maybe we will
- * write this event into the security log).
- */
- Status = SmCreateClient (Request, & ClientData);
- if(STATUS_SUCCESS == Status)
+ DPRINT("SM: %s called:\n SubSystemID=%d\n SbName=\"%S\"\n",
+ __FUNCTION__, ConnectData->SubSystemId, ConnectData->SbName);
+
+ if(sizeof (SM_CONNECT_DATA) == Request->Header.DataSize)
{
- /* OK: the client is an environment subsystem
- * willing to manage a free image type.
- * Accept it.
- */
- Status = NtAcceptConnectPort (& ClientData->ApiPort,
- Context,
- (PLPC_MESSAGE) Request,
- TRUE, //accept
- NULL,
- NULL);
- if(NT_SUCCESS(Status))
+ if(IMAGE_SUBSYSTEM_UNKNOWN == ConnectData->SubSystemId)
{
- Status = NtCompleteConnectPort(ClientData->ApiPort);
+ /*
+ * This is not a call to register an image set,
+ * but a simple connection request from a process
+ * that will use the SM API.
+ */
+ DPRINT("SM: %s: simple request\n", __FUNCTION__);
+ ClientDataApiPort = & hClientDataApiPort;
+ ClientDataApiPortThread = & hClientDataApiPortThread;
+ Accept = TRUE;
+ } else {
+ DPRINT("SM: %s: request to register an image set\n", __FUNCTION__);
+ /*
+ * Reject GUIs classes: only odd subsystem IDs are
+ * allowed to register here (tty mode images).
+ */
+ if(1 == (ConnectData->SubSystemId % 2))
+ {
+ DPRINT("SM: %s: id = %d\n", __FUNCTION__, ConnectData->SubSystemId);
+ /*
+ * SmBeginClientInitialization/2 will succeed only if there
+ * is a candidate client ready.
+ */
+ Status = SmBeginClientInitialization (Request, & ClientData);
+ if(STATUS_SUCCESS == Status)
+ {
+ DPRINT("SM: %s: ClientData = 0x%08lx\n",
+ __FUNCTION__, ClientData);
+ /*
+ * OK: the client is an environment subsystem
+ * willing to manage a free image type.
+ */
+ ClientDataApiPort = & ClientData->ApiPort;
+ ClientDataApiPortThread = & ClientData->ApiPortThread;
+ /*
+ * Call back the candidate environment subsystem
+ * server (use the port name sent in in the
+ * connection request message).
+ */
+ Status = SmpCallbackServer (Request, ClientData);
+ if(NT_SUCCESS(Status))
+ {
+ DPRINT("SM: %s: SmpCallbackServer OK\n",
+ __FUNCTION__);
+ Accept = TRUE;
+ } else {
+ DPRINT("SM: %s: SmpCallbackServer failed (Status=%08lx)\n",
+ __FUNCTION__, Status);
+ Status = SmDestroyClient (ConnectData->SubSystemId);
+ }
+ }
+ }
}
- return STATUS_SUCCESS;
- } else {
- /* Reject the subsystem */
- Status = NtAcceptConnectPort (& ClientData->ApiPort,
- Context,
- (PLPC_MESSAGE) Request,
- FALSE, //reject
- NULL,
- NULL);
}
+ DPRINT("SM: %s: before NtAcceptConnectPort\n", __FUNCTION__);
+#if defined(__USE_NT_LPC__)
+ Status = NtAcceptConnectPort (ClientDataApiPort,
+ Context,
+ (PLPC_MESSAGE) Request,
+ Accept,
+ NULL,
+ NULL);
#else /* ReactOS LPC */
- NTSTATUS Status = STATUS_SUCCESS;
- PSM_CLIENT_DATA ClientData = NULL;
-
- DPRINT("SM: %s called\n",__FUNCTION__);
-
- Status = SmCreateClient (Request, & ClientData);
- if(STATUS_SUCCESS == Status)
+ Status = NtAcceptConnectPort (ClientDataApiPort,
+ SmApiPort, // ROS LPC requires the listen port here
+ Context,
+ Accept,
+ NULL,
+ NULL);
+#endif
+ if(Accept)
{
- Status = NtAcceptConnectPort (& ClientData->ApiPort,
- SmApiPort,
- NULL,
- TRUE, //accept
- NULL,
- NULL);
- if (!NT_SUCCESS(Status))
+ if(!NT_SUCCESS(Status))
{
DPRINT1("SM: %s: NtAcceptConnectPort() failed (Status=0x%08lx)\n",
- __FUNCTION__, Status);
+ __FUNCTION__, Status);
return Status;
} else {
- Status = NtCompleteConnectPort(ClientData->ApiPort);
+ DPRINT("SM: %s: completing conn req\n", __FUNCTION__);
+ Status = NtCompleteConnectPort (*ClientDataApiPort);
if (!NT_SUCCESS(Status))
{
DPRINT1("SM: %s: NtCompleteConnectPort() failed (Status=0x%08lx)\n",
__FUNCTION__, Status);
return Status;
}
+#if !defined(__USE_NT_LPC__) /* ReactOS LPC */
+ DPRINT("SM: %s: server side comm port thread (ROS LPC)\n", __FUNCTION__);
Status = RtlCreateUserThread(NtCurrentProcess(),
NULL,
FALSE,
0,
- NULL,
- NULL,
+ 0,
+ 0,
(PTHREAD_START_ROUTINE) SmpApiConnectedThread,
- ClientData->ApiPort,
- & ClientData->ApiPortThread,
+ ClientDataApiPort,
+ ClientDataApiPortThread,
NULL);
if (!NT_SUCCESS(Status))
{
__FUNCTION__, Status);
return Status;
}
+#endif
}
- return STATUS_SUCCESS;
- } else {
- /* Reject the subsystem */
- Status = NtAcceptConnectPort (& ClientData->ApiPort,
- SmApiPort,
- NULL,
- FALSE, //reject
- NULL,
- NULL);
+ Status = STATUS_SUCCESS;
}
-#endif /* defined __USE_NT_LPC__ */
+ DPRINT("SM: %s done\n", __FUNCTION__);
return Status;
}
*
* DECRIPTION
* Due to differences in LPC implementation between NT and ROS,
- * we need a thread to listen for connection request that
+ * we need a thread to listen to for connection request that
* creates a new thread for each connected port. This is not
* necessary in NT LPC, because server side connected ports are
- * never used to receive requests.
+ * never used to receive requests.
*/
VOID STDCALL
SmpApiThread (HANDLE ListeningPort)
{
NTSTATUS Status = STATUS_SUCCESS;
LPC_MAX_MESSAGE Request = {{0}};
-
+
+ DPRINT("SM: %s called\n", __FUNCTION__);
+
while (TRUE)
{
Status = NtListenPort (ListeningPort, & Request.Header);
SmCreateApiPort(VOID)
{
OBJECT_ATTRIBUTES ObjectAttributes = {0};
- UNICODE_STRING UnicodeString = {0};
+ UNICODE_STRING UnicodeString = RTL_CONSTANT_STRING(L"\\SmApiPort");
NTSTATUS Status = STATUS_SUCCESS;
- RtlRosInitUnicodeStringFromLiteral(&UnicodeString,
- L"\\SmApiPort");
InitializeObjectAttributes(&ObjectAttributes,
&UnicodeString,
- PORT_ALL_ACCESS,
+ 0,
NULL,
NULL);
NULL,
FALSE,
0,
- NULL,
- NULL,
+ 0,
+ 0,
(PTHREAD_START_ROUTINE)SmpApiThread,
(PVOID)SmApiPort,
NULL,