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svn path=/trunk/; revision=6809
This commit is contained in:
Gunnar Dalsnes 2003-11-27 20:57:58 +00:00
parent d31fda6197
commit 8a62f29d9e
1 changed files with 33 additions and 43 deletions
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74
reactos/lib/kernel32/file/create.c
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@ -1,4 +1,4 @@
/* $Id: create.c,v 1.33 2003/07/10 18:50:51 chorns Exp $
/* $Id: create.c,v 1.34 2003/11/27 20:57:58 gdalsnes Exp $
*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
@ -127,16 +127,6 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
return (INVALID_HANDLE_VALUE);
}
/* validate & translate the flags */
if (dwFlagsAndAttributes & FILE_FLAG_OVERLAPPED)
{
DPRINT("Overlapped I/O not supported\n");
SetLastError(ERROR_NOT_SUPPORTED);
return INVALID_HANDLE_VALUE;
}
else
Flags |= FILE_SYNCHRONOUS_IO_ALERT;
/* validate & translate the filename */
if (!RtlDosPathNameToNtPathName_U ((LPWSTR)lpFileName,
&NtPathU,
@ -150,7 +140,15 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
DPRINT("NtPathU \'%S\'\n", NtPathU.Buffer);
/* validate & translate the flags */
/* translate the flags that need no validation */
if (!(dwFlagsAndAttributes & FILE_FLAG_OVERLAPPED)){
/* yes, nonalert is correct! apc's are not delivered
while waiting for file io to complete */
Flags |= FILE_SYNCHRONOUS_IO_NONALERT;
}
if(dwFlagsAndAttributes & FILE_FLAG_WRITE_THROUGH)
Flags |= FILE_WRITE_THROUGH;
@ -182,6 +180,10 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
else
Flags |= FILE_NON_DIRECTORY_FILE;
/* handle may allways be waited on and querying attributes are allways allowed */
dwDesiredAccess |= SYNCHRONIZE|FILE_READ_ATTRIBUTES;
/* FILE_FLAG_POSIX_SEMANTICS is handled later */
#if 0
@ -193,21 +195,6 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
Flags |= FILE_OPEN_NO_RECALL;
#endif
/* translate the desired access */
if (dwDesiredAccess & GENERIC_ALL)
dwDesiredAccess |= FILE_ALL_ACCESS;
else
{
if (dwDesiredAccess & GENERIC_READ)
dwDesiredAccess |= FILE_GENERIC_READ;
if (dwDesiredAccess & GENERIC_WRITE)
dwDesiredAccess |= FILE_GENERIC_WRITE;
if (dwDesiredAccess & GENERIC_EXECUTE)
dwDesiredAccess |= FILE_GENERIC_EXECUTE;
}
/* check for console output */
if (0 == _wcsicmp(L"CONOUT$", lpFileName))
{
@ -284,24 +271,27 @@ HANDLE STDCALL CreateFileW (LPCWSTR lpFileName,
RtlFreeUnicodeString(&NtPathU);
/* error */
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus (Status);
return INVALID_HANDLE_VALUE;
}
if (!NT_SUCCESS(Status))
{
SetLastErrorByStatus (Status);
return INVALID_HANDLE_VALUE;
}
switch(IoStatusBlock.Information)
{
case FILE_OPENED:
case FILE_CREATED:
SetLastError(ERROR_ALREADY_EXISTS);
break;
/*
create with OPEN_ALWAYS (FILE_OPEN_IF) returns info = FILE_OPENED or FILE_CREATED
create with CREATE_ALWAYS (FILE_OVERWRITE_IF) returns info = FILE_OVERWRITTEN or FILE_CREATED
*/
if ((dwCreationDisposition == FILE_OPEN_IF && IoStatusBlock.Information == FILE_OPENED) ||
(dwCreationDisposition == FILE_OVERWRITE_IF && IoStatusBlock.Information == FILE_OVERWRITTEN))
{
SetLastError(ERROR_ALREADY_EXISTS);
}
else
{
SetLastError(0);
}
default:
break;
}
return FileHandle;
return FileHandle;
}
/* EOF */