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[SMLIB] Implement SmStartCsr and SmStopCsr

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This commit is contained in:
Hervé Poussineau 2021-05-25 19:02:16 +02:00
parent 735d2b4c93
commit 1a1dac04c7
2 changed files with 98 additions and 0 deletions
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17
sdk/include/reactos/subsys/sm/smmsg.h
View file

@ -263,4 +263,21 @@ SmSessionComplete(
IN NTSTATUS SessionStatus
);
NTSTATUS
NTAPI
SmStartCsr(
IN HANDLE SmApiPort,
OUT PULONG pMuSessionId,
IN PUNICODE_STRING CommandLine,
OUT PHANDLE pWindowsSubSysProcessId,
OUT PHANDLE pInitialCommandProcessId
);
NTSTATUS
NTAPI
SmStopCsr(
IN HANDLE SmApiPort,
IN ULONG SessionId
);
#endif

81
sdk/lib/smlib/smclient.c
View file

@ -167,3 +167,84 @@ SmSessionComplete(IN HANDLE SmApiPort,
/* Return status */
return Status;
}
NTSTATUS
NTAPI
SmStartCsr(IN HANDLE SmApiPort,
OUT PULONG pMuSessionId,
IN PUNICODE_STRING CommandLine,
OUT PHANDLE pWindowsSubSysProcessId,
OUT PHANDLE pInitialCommandProcessId)
{
NTSTATUS Status;
SM_API_MSG SmApiMsg;
/* Initialize the generic LPC header */
RtlZeroMemory(&SmApiMsg, sizeof(SmApiMsg));
SmApiMsg.h.u1.s1.DataLength = sizeof(SM_EXEC_PGM_MSG) + 8;
SmApiMsg.h.u1.s1.TotalLength = sizeof(SmApiMsg);
/* Initialize this specific API's parameters */
SmApiMsg.ApiNumber = SmpStartCsrApi;
if (CommandLine)
{
if (CommandLine->Length > ARRAYSIZE(SmApiMsg.u.StartCsr.Buffer))
{
DPRINT1("SmStartCsr: Command line too long\n");
return STATUS_INVALID_PARAMETER;
}
RtlCopyMemory(SmApiMsg.u.StartCsr.Buffer, CommandLine->Buffer, CommandLine->Length);
SmApiMsg.u.StartCsr.Length = CommandLine->Length;
}
/* Send the message to SMSS */
Status = NtRequestWaitReplyPort(SmApiPort, &SmApiMsg.h, &SmApiMsg.h);
if (!NT_SUCCESS(Status))
{
DPRINT1("SmStartCsr: NtRequestWaitReply Failed %lx\n", Status);
}
else
{
/* Upon success, we use the API's return value */
Status = SmApiMsg.ReturnValue;
}
/* Give back informations to caller */
*pMuSessionId = SmApiMsg.u.StartCsr.MuSessionId;
*pWindowsSubSysProcessId = SmApiMsg.u.StartCsr.WindowsSubSysProcessId;
*pInitialCommandProcessId = SmApiMsg.u.StartCsr.SmpInitialCommandProcessId;
return Status;
}
NTSTATUS
NTAPI
SmStopCsr(IN HANDLE SmApiPort,
IN ULONG SessionId)
{
NTSTATUS Status;
SM_API_MSG SmApiMsg;
/* Initialize the generic LPC header */
RtlZeroMemory(&SmApiMsg, sizeof(SmApiMsg));
SmApiMsg.h.u1.s1.DataLength = sizeof(SM_EXEC_PGM_MSG) + 8;
SmApiMsg.h.u1.s1.TotalLength = sizeof(SmApiMsg);
/* Initialize this specific API's parameters */
SmApiMsg.ApiNumber = SmpStopCsrApi;
SmApiMsg.u.StopCsr.MuSessionId = SessionId;
/* Send the message to SMSS */
Status = NtRequestWaitReplyPort(SmApiPort, &SmApiMsg.h, &SmApiMsg.h);
if (!NT_SUCCESS(Status))
{
DPRINT1("SmStopCsr: NtRequestWaitReply Failed %lx\n", Status);
}
else
{
/* Upon success, we use the API's return value */
Status = SmApiMsg.ReturnValue;
}
return Status;
}