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implemented GetNamedPipeHandleStateA() and a few fixes for GetNamedPipeHandleStateW()

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svn path=/trunk/; revision=11237
This commit is contained in:
Thomas Bluemel 2004-10-08 21:25:18 +00:00
parent 4664a1f6ed
commit db533baf58
1 changed files with 104 additions and 32 deletions
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108
reactos/lib/kernel32/file/npipe.c
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@ -1,4 +1,4 @@
/* $Id: npipe.c,v 1.18 2004/03/17 15:00:39 gdalsnes Exp $ /* $Id: npipe.c,v 1.19 2004/10/08 21:25:18 weiden Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries * PROJECT: ReactOS system libraries
@ -599,51 +599,86 @@ GetNamedPipeHandleStateW(HANDLE hNamedPipe,
LPWSTR lpUserName, LPWSTR lpUserName,
DWORD nMaxUserNameSize) DWORD nMaxUserNameSize)
{ {
FILE_PIPE_LOCAL_INFORMATION LocalInfo;
FILE_PIPE_INFORMATION PipeInfo;
IO_STATUS_BLOCK StatusBlock; IO_STATUS_BLOCK StatusBlock;
NTSTATUS Status; NTSTATUS Status;
if (lpState != NULL) if(lpState != NULL)
{ {
FILE_PIPE_INFORMATION PipeInfo;
Status = NtQueryInformationFile(hNamedPipe, Status = NtQueryInformationFile(hNamedPipe,
&StatusBlock, &StatusBlock,
&PipeInfo, &PipeInfo,
sizeof(FILE_PIPE_INFORMATION), sizeof(FILE_PIPE_INFORMATION),
FilePipeInformation); FilePipeInformation);
if (!NT_SUCCESS(Status)) if(!NT_SUCCESS(Status))
{ {
SetLastErrorByStatus(Status); SetLastErrorByStatus(Status);
return(FALSE); return FALSE;
}
*lpState = 0; /* FIXME */
} }
if (lpCurInstances != NULL) *lpState = ((PipeInfo.CompletionMode != FILE_PIPE_QUEUE_OPERATION) ? PIPE_NOWAIT : PIPE_WAIT);
*lpState |= ((PipeInfo.ReadMode != FILE_PIPE_BYTE_STREAM_MODE) ? PIPE_READMODE_MESSAGE : PIPE_READMODE_BYTE);
}
if(lpCurInstances != NULL)
{ {
FILE_PIPE_LOCAL_INFORMATION LocalInfo;
Status = NtQueryInformationFile(hNamedPipe, Status = NtQueryInformationFile(hNamedPipe,
&StatusBlock, &StatusBlock,
&LocalInfo, &LocalInfo,
sizeof(FILE_PIPE_LOCAL_INFORMATION), sizeof(FILE_PIPE_LOCAL_INFORMATION),
FilePipeLocalInformation); FilePipeLocalInformation);
if (!NT_SUCCESS(Status)) if(!NT_SUCCESS(Status))
{ {
SetLastErrorByStatus(Status); SetLastErrorByStatus(Status);
return(FALSE); return FALSE;
}
*lpCurInstances = min(LocalInfo.CurrentInstances, 255);
} }
*lpCurInstances = min(LocalInfo.CurrentInstances, PIPE_UNLIMITED_INSTANCES);
}
/* FIXME: retrieve remaining information */ if(lpMaxCollectionCount != NULL || lpCollectDataTimeout != NULL)
{
FILE_PIPE_REMOTE_INFORMATION RemoteInfo;
Status = NtQueryInformationFile(hNamedPipe,
&StatusBlock,
&RemoteInfo,
sizeof(FILE_PIPE_REMOTE_INFORMATION),
FilePipeRemoteInformation);
if(!NT_SUCCESS(Status))
{
SetLastErrorByStatus(Status);
return FALSE;
}
return(TRUE); if(lpMaxCollectionCount != NULL)
{
*lpMaxCollectionCount = RemoteInfo.MaximumCollectionCount;
}
if(lpCollectDataTimeout != NULL)
{
/* FIXME */
*lpCollectDataTimeout = 0;
}
}
if(lpUserName != NULL)
{
/* FIXME - open the thread token, call ImpersonateNamedPipeClient() and
retreive the user name with GetUserName(), revert the impersonation
and finally restore the thread token */
}
return TRUE;
} }
/* /*
* @unimplemented * @implemented
*/ */
BOOL STDCALL BOOL STDCALL
GetNamedPipeHandleStateA(HANDLE hNamedPipe, GetNamedPipeHandleStateA(HANDLE hNamedPipe,
@ -654,8 +689,45 @@ GetNamedPipeHandleStateA(HANDLE hNamedPipe,
LPSTR lpUserName, LPSTR lpUserName,
DWORD nMaxUserNameSize) DWORD nMaxUserNameSize)
{ {
SetLastError(ERROR_CALL_NOT_IMPLEMENTED); UNICODE_STRING UserNameW;
return FALSE; ANSI_STRING UserNameA;
BOOL Ret;
if(lpUserName != NULL)
{
UserNameW.Length = 0;
UserNameW.MaximumLength = nMaxUserNameSize * sizeof(WCHAR);
UserNameW.Buffer = HeapAlloc(GetCurrentProcess(), 0, UserNameW.MaximumLength);
UserNameA.Buffer = lpUserName;
UserNameA.Length = 0;
UserNameA.MaximumLength = nMaxUserNameSize;
}
Ret = GetNamedPipeHandleStateW(hNamedPipe,
lpState,
lpCurInstances,
lpMaxCollectionCount,
lpCollectDataTimeout,
UserNameW.Buffer,
nMaxUserNameSize);
if(Ret && lpUserName != NULL)
{
NTSTATUS Status = RtlUnicodeStringToAnsiString(&UserNameA, &UserNameW, FALSE);
if(!NT_SUCCESS(Status))
{
SetLastErrorByStatus(Status);
Ret = FALSE;
}
}
if(UserNameW.Buffer != NULL)
{
HeapFree(GetCurrentProcess(), 0, UserNameW.Buffer);
}
return Ret;
} }