-/*
-* created: Boudewijn Dekker
-* org. source: WINE
-* date: june 1998
-* todo: check the _lopen for correctness
-*/
-
+/* $Id: lfile.c,v 1.7 2002/11/07 02:52:37 robd Exp $
+ *
+ * COPYRIGHT: See COPYING in the top level directory
+ * PROJECT: ReactOS system libraries
+ * FILE: lib/kernel32/file/lfile.c
+ * PURPOSE: Find functions
+ * PROGRAMMER: Ariadne ( ariadne@xs4all.nl)
+ * UPDATE HISTORY:
+ * Created 01/11/98
+ */
+
+#undef WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <string.h>
-#include <wstring.h>
-
+#include <wchar.h>
-
-long _hread(
- HFILE hFile,
- LPVOID lpBuffer,
- long lBytes
- )
+long
+STDCALL
+_hread(
+ HFILE hFile,
+ LPVOID lpBuffer,
+ long lBytes
+ )
{
- DWORD NumberOfBytesRead;
- if ( ReadFile((HANDLE)hFile,(LPCVOID)lpBuffer,(DWORD)lBytes,&NumberOfBytesRead, NULL) == FALSE )
+ DWORD NumberOfBytesRead;
+
+ if (ReadFile(
+ (HANDLE) hFile,
+ (LPVOID) lpBuffer,
+ (DWORD) lBytes,
+ & NumberOfBytesRead,
+ NULL
+ ) == FALSE)
+ {
return -1;
- else
- return NumberOfBytesRead;
-
+ }
+ return NumberOfBytesRead;
}
-long
-_lread(HFILE fd,LPVOID buffer,long count)
+
+/*
+//19990828.EA: aliased in DEF
+UINT
+STDCALL
+_lread (
+ HFILE fd,
+ LPVOID buffer,
+ UINT count
+ )
{
- return _hread(fd,buffer, count);
+ return _hread(
+ fd,
+ buffer,
+ count
+ );
}
+*/
-long _hwrite(
- HFILE hFile,
- LPCSTR lpBuffer,
- long lBytes
- )
+long
+STDCALL
+_hwrite (
+ HFILE hFile,
+ LPCSTR lpBuffer,
+ long lBytes
+ )
{
-
- DWORD NumberOfBytesWritten;
- if ( lBytes == 0 ) {
+ DWORD NumberOfBytesWritten;
+
+ if (lBytes == 0)
+ {
if ( SetEndOfFile((HANDLE) hFile ) == FALSE )
+ {
return -1;
- else
- return 0;
+ }
+ return 0;
}
- if ( WriteFile((HANDLE)hFile,(LPCVOID)lpBuffer,(DWORD)lBytes, &NumberOfBytesWritten,NULL) == FALSE )
+ if ( WriteFile(
+ (HANDLE) hFile,
+ (LPVOID) lpBuffer,
+ (DWORD) lBytes,
+ & NumberOfBytesWritten,
+ NULL
+ ) == FALSE )
+ {
return -1;
- else
- return NumberOfBytesWritten;
-
+ }
+ return NumberOfBytesWritten;
}
-long _lwrite(
- HFILE hFile,
- LPCSTR lpBuffer,
- long lBytes
- )
+/*
+//19990828.EA: aliased in DEF
+
+UINT
+STDCALL
+_lwrite(
+ HFILE hFile,
+ LPCSTR lpBuffer,
+ UINT uBytes
+ )
{
- return _hwrite(hFile,lpBuffer,lBytes);
+ return _hwrite(hFile,lpBuffer,uBytes);
}
+*/
-#define OF_OPENMASK (OF_READ|OF_READWRITE|OF_WRITE|OF_CREATE)
-#define OF_FILEMASK (OF_DELETE|OF_PARSE)
-#define OF_MASK (OF_OPENMASK|OF_FILEMASK)
-HFILE _open( LPCSTR lpPathName, int iReadWrite )
+HFILE
+STDCALL
+_lopen (
+ LPCSTR lpPathName,
+ int iReadWrite
+ )
{
-
-
-
- HFILE fd;
- int nFunction;
+ DWORD dwAccessMask = 0;
+ DWORD dwShareMode = 0;
-
-
-
- /* Don't assume a 1:1 relationship between OF_* modes and O_* modes */
- /* Here we translate the read/write permission bits (which had better */
- /* be the low 2 bits. If not, we're in trouble. Other bits are */
- /* passed through unchanged */
-
- nFunction = wFunction & 3;
-
- switch (wFunction & 3) {
- case OF_READ:
- nFunction |= O_RDONLY;
- break;
- case OF_READWRITE:
- nFunction |= O_RDWR;
- break;
- case OF_WRITE:
- nFunction |= O_WRONLY;
- break;
- default:
- //ERRSTR((LF_ERROR, "_lopen: bad file open mode %x\n", wFunction));
- return HFILE_ERROR;
- }
- SetLastError(0);
- fd = CreateFileA( filename,nFunction,OPEN_EXISTING,
- NULL,OPEN_EXISTING,NULL,NULL);
- if (fd == INVALID_HANDLE_VALUE )
- return HFILE_ERROR;
- return fd;
+ if ( (iReadWrite & OF_READWRITE ) == OF_READWRITE )
+ dwAccessMask = GENERIC_READ | GENERIC_WRITE;
+ else if ( (iReadWrite & OF_READ ) == OF_READ )
+ dwAccessMask = GENERIC_READ;
+ else if ( (iReadWrite & OF_WRITE ) == OF_WRITE )
+ dwAccessMask = GENERIC_WRITE;
+
+ if ((iReadWrite & OF_SHARE_COMPAT) == OF_SHARE_COMPAT )
+ dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_READ | FILE_SHARE_DELETE;
+ else if ((iReadWrite & OF_SHARE_DENY_NONE) == OF_SHARE_DENY_NONE)
+ dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_READ | FILE_SHARE_DELETE;
+ else if ((iReadWrite & OF_SHARE_DENY_READ) == OF_SHARE_DENY_READ)
+ dwShareMode = FILE_SHARE_WRITE | FILE_SHARE_DELETE;
+ else if ((iReadWrite & OF_SHARE_DENY_WRITE) == OF_SHARE_DENY_WRITE )
+ dwShareMode = FILE_SHARE_READ | FILE_SHARE_DELETE;
+ else if ((iReadWrite & OF_SHARE_EXCLUSIVE) == OF_SHARE_EXCLUSIVE)
+ dwShareMode = 0;
+
+ SetLastError (ERROR_SUCCESS);
+ return (HFILE) CreateFileA(
+ lpPathName,
+ dwAccessMask,
+ dwShareMode,
+ NULL,
+ OPEN_EXISTING,
+ FILE_ATTRIBUTE_NORMAL,
+ NULL);
}
-int _creat(const char *filename, int pmode)
+
+HFILE
+STDCALL
+_lcreat (
+ LPCSTR lpPathName,
+ int iAttribute
+ )
{
- SetLastError(0);
- return CreateFileA( filename,GENERIC_READ & GENERIC_WRITE,FILE_SHARE_WRITE,
- NULL,CREATE_ALWAYS,pmode & 0x00003FB7,NULL);
+
+ DWORD FileAttributes = 0;
+
+ if ( iAttribute == 0 )
+ FileAttributes |= FILE_ATTRIBUTE_NORMAL;
+ else if ( iAttribute == 1 )
+ FileAttributes |= FILE_ATTRIBUTE_READONLY;
+ else if ( iAttribute == 2 )
+ FileAttributes |= FILE_ATTRIBUTE_HIDDEN;
+ else if ( iAttribute == 4 )
+ FileAttributes |= FILE_ATTRIBUTE_SYSTEM;
+
+ return (HFILE) CreateFileA(
+ lpPathName,
+ GENERIC_ALL,
+ (FILE_SHARE_READ | FILE_SHARE_WRITE),
+ NULL,
+ CREATE_ALWAYS,
+ iAttribute,
+ NULL);
}
-int _lclose(
- HFILE hFile
- )
+int
+STDCALL
+_lclose (
+ HFILE hFile
+ )
{
- if ( CloseHandle((HANDLE)hFile) )
+ if (CloseHandle ((HANDLE)hFile))
+ {
return 0;
- else
- rerturn -1;
+ }
+ return -1;
}
-LONG _llseek(
- HFILE hFile,
- LONG lOffset,
- int iOrigin
- )
+
+LONG
+STDCALL
+_llseek(
+ HFILE hFile,
+ LONG lOffset,
+ int iOrigin
+ )
{
- return SetFilePointer((HANDLE) hFile, lOffset, NULL,(DWORD)iOrigin );
+ return SetFilePointer (
+ (HANDLE) hFile,
+ lOffset,
+ NULL,
+ (DWORD) iOrigin);
}
-
+/* EOF */
projects / reactos.git / blobdiff