507 lines
13 KiB
C
507 lines
13 KiB
C
/*
|
|
* Win32 kernel functions
|
|
*
|
|
* Copyright 1995 Martin von Loewis, Sven Verdoolaege, and Cameron Heide
|
|
*/
|
|
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <sys/types.h>
|
|
#include <sys/stat.h>
|
|
#include <sys/mman.h>
|
|
#include <fcntl.h>
|
|
#include <string.h>
|
|
#include <time.h>
|
|
#include "windows.h"
|
|
#include "winbase.h"
|
|
#include "winerror.h"
|
|
#include "file.h"
|
|
#include "heap.h"
|
|
#include "handle32.h"
|
|
#include "dos_fs.h"
|
|
#include "xmalloc.h"
|
|
#include "stddebug.h"
|
|
#define DEBUG_WIN32
|
|
#include "debug.h"
|
|
|
|
|
|
static int TranslateCreationFlags(DWORD create_flags);
|
|
static int TranslateAccessFlags(DWORD access_flags);
|
|
int TranslateProtectionFlags(DWORD);
|
|
#ifndef MAP_ANON
|
|
#define MAP_ANON 0
|
|
#endif
|
|
|
|
typedef struct {
|
|
HFILE32 hfile;
|
|
int prot;
|
|
unsigned long size;
|
|
} FILEMAP_OBJECT;
|
|
|
|
/***********************************************************************
|
|
* OpenFileMappingA (KERNEL32.397)
|
|
* FIXME: stub
|
|
*
|
|
*/
|
|
HANDLE32 OpenFileMapping(DWORD access, BOOL inherit,const char *fname)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* CreateFileMapping32A (KERNEL32.46)
|
|
*/
|
|
HANDLE32 CreateFileMapping32A(HANDLE32 h,LPSECURITY_ATTRIBUTES ats,
|
|
DWORD pot, DWORD sh, DWORD hlow, LPCSTR lpName )
|
|
{
|
|
FILEMAP_OBJECT *filemap_obj;
|
|
|
|
dprintf_win32(stddeb,"CreateFileMapping32A(%08x,%p,%ld,%ld,%ld,%s)\n",
|
|
h,ats,pot,sh,hlow,lpName
|
|
);
|
|
if (sh) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return INVALID_HANDLE_VALUE32;
|
|
}
|
|
filemap_obj=(FILEMAP_OBJECT *)CreateKernelObject(sizeof(FILEMAP_OBJECT));
|
|
if(filemap_obj == NULL) {
|
|
SetLastError(ERROR_UNKNOWN);
|
|
return 0;
|
|
}
|
|
if (h==INVALID_HANDLE_VALUE32)
|
|
h=_lcreat32(lpName,1);/*FIXME*/
|
|
|
|
filemap_obj->hfile = h;
|
|
filemap_obj->prot = TranslateProtectionFlags(pot);
|
|
filemap_obj->size = hlow;
|
|
return (HANDLE32)filemap_obj;;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* CreateFileMapping32W (KERNEL32.47)
|
|
*
|
|
*/
|
|
HANDLE32 CreateFileMapping32W(HANDLE32 h,LPSECURITY_ATTRIBUTES ats,
|
|
DWORD pot, DWORD sh, DWORD hlow, LPCWSTR lpName)
|
|
{
|
|
LPSTR aname = HEAP_strdupWtoA( GetProcessHeap(), 0, lpName );
|
|
HANDLE32 res = CreateFileMapping32A(h,ats,pot,sh,hlow,aname);
|
|
HeapFree( GetProcessHeap(), 0, aname );
|
|
return res;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* MapViewOfFile (KERNEL32.385)
|
|
*/
|
|
LPVOID MapViewOfFile(HANDLE32 handle, DWORD access, DWORD offhi,
|
|
DWORD offlo, DWORD size)
|
|
{
|
|
return MapViewOfFileEx(handle,access,offhi,offlo,size,0);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MapViewOfFileEx (KERNEL32.386)
|
|
*
|
|
*/
|
|
LPVOID MapViewOfFileEx(HANDLE32 handle, DWORD access, DWORD offhi,
|
|
DWORD offlo, DWORD size, DWORD st)
|
|
{
|
|
FILEMAP_OBJECT *fmap = (FILEMAP_OBJECT*)handle;
|
|
|
|
if (!size) size = fmap->size;
|
|
if (!size) size = 1;
|
|
return mmap ((caddr_t)st, size, fmap->prot,
|
|
MAP_ANON|MAP_PRIVATE,
|
|
FILE_GetUnixHandle(fmap->hfile),
|
|
offlo);
|
|
}
|
|
|
|
/***********************************************************************
|
|
* UnmapViewOfFile (KERNEL32.385)
|
|
*/
|
|
BOOL32 UnmapViewOfFile(LPVOID address) {
|
|
munmap(address,/*hmm*/1); /* FIXME: size? */
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
|
|
/***********************************************************************
|
|
* GetStdHandle (KERNEL32.276)
|
|
* FIXME: We should probably allocate filehandles for stdin/stdout/stderr
|
|
* at task creation (with HFILE-handle 0,1,2 respectively) and
|
|
* return them here. Or at least look, if we created them already.
|
|
*/
|
|
HFILE32 GetStdHandle(DWORD nStdHandle)
|
|
{
|
|
HFILE32 hfile;
|
|
int unixfd;
|
|
|
|
switch(nStdHandle)
|
|
{
|
|
case STD_INPUT_HANDLE:
|
|
unixfd = 0;
|
|
break;
|
|
|
|
case STD_OUTPUT_HANDLE:
|
|
unixfd = 1;
|
|
break;
|
|
|
|
case STD_ERROR_HANDLE:
|
|
unixfd = 2;
|
|
break;
|
|
default:
|
|
SetLastError(ERROR_INVALID_HANDLE);
|
|
return HFILE_ERROR32;
|
|
}
|
|
hfile = FILE_DupUnixHandle(unixfd);
|
|
if (hfile == HFILE_ERROR32)
|
|
return HFILE_ERROR32;
|
|
FILE_SetFileType( hfile, FILE_TYPE_CHAR );
|
|
return hfile;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* SetFilePointer (KERNEL32.492)
|
|
*
|
|
* Luckily enough, this function maps almost directly into an lseek
|
|
* call, the exception being the use of 64-bit offsets.
|
|
*/
|
|
DWORD SetFilePointer(HFILE32 hFile, LONG distance, LONG *highword,
|
|
DWORD method)
|
|
{
|
|
LONG rc;
|
|
if(highword != NULL)
|
|
{
|
|
if(*highword != 0)
|
|
{
|
|
dprintf_file(stddeb, "SetFilePointer: 64-bit offsets not yet supported.\n");
|
|
return -1;
|
|
}
|
|
}
|
|
|
|
rc = _llseek32(hFile, distance, method);
|
|
if(rc == -1)
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return rc;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* WriteFile (KERNEL32.578)
|
|
*/
|
|
BOOL32 WriteFile(HFILE32 hFile, LPVOID lpBuffer, DWORD numberOfBytesToWrite,
|
|
LPDWORD numberOfBytesWritten, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
LONG res;
|
|
|
|
res = _lwrite32(hFile,lpBuffer,numberOfBytesToWrite);
|
|
if (res==-1) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return FALSE;
|
|
}
|
|
if(numberOfBytesWritten)
|
|
*numberOfBytesWritten = res;
|
|
return TRUE;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* ReadFile (KERNEL32.428)
|
|
*/
|
|
BOOL32 ReadFile(HFILE32 hFile, LPVOID lpBuffer, DWORD numtoread,
|
|
LPDWORD numread, LPOVERLAPPED lpOverlapped)
|
|
{
|
|
int actual_read;
|
|
|
|
actual_read = _lread32(hFile,lpBuffer,numtoread);
|
|
if(actual_read == -1) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return FALSE;
|
|
}
|
|
if(numread)
|
|
*numread = actual_read;
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* CreateFile32A (KERNEL32.45)
|
|
*
|
|
* Doesn't support character devices, pipes, template files, or a
|
|
* lot of the 'attributes' flags yet.
|
|
*/
|
|
HFILE32 CreateFile32A(LPCSTR filename, DWORD access, DWORD sharing,
|
|
LPSECURITY_ATTRIBUTES security, DWORD creation,
|
|
DWORD attributes, HANDLE32 template)
|
|
{
|
|
int access_flags, create_flags;
|
|
|
|
/* Translate the various flags to Unix-style.
|
|
*/
|
|
access_flags = TranslateAccessFlags(access);
|
|
create_flags = TranslateCreationFlags(creation);
|
|
|
|
if(template)
|
|
dprintf_file(stddeb, "CreateFile: template handles not supported.\n");
|
|
|
|
/* If the name starts with '\\?' or '\\.', ignore the first 3 chars.
|
|
*/
|
|
if(!strncmp(filename, "\\\\?", 3) || !strncmp(filename, "\\\\.", 3))
|
|
filename += 3;
|
|
|
|
/* If the name still starts with '\\', it's a UNC name.
|
|
*/
|
|
if(!strncmp(filename, "\\\\", 2))
|
|
{
|
|
dprintf_file(stddeb, "CreateFile: UNC names not supported.\n");
|
|
SetLastError(ERROR_CALL_NOT_IMPLEMENTED);
|
|
return HFILE_ERROR32;
|
|
}
|
|
|
|
/* If the name is either CONIN$ or CONOUT$, give them stdin
|
|
* or stdout, respectively.
|
|
*/
|
|
if(!strcmp(filename, "CONIN$")) return GetStdHandle( STD_INPUT_HANDLE );
|
|
if(!strcmp(filename, "CONOUT$")) return GetStdHandle( STD_OUTPUT_HANDLE );
|
|
|
|
return FILE_Open( filename, access_flags | create_flags );
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* CreateFile32W (KERNEL32.48)
|
|
*/
|
|
HFILE32 CreateFile32W(LPCWSTR filename, DWORD access, DWORD sharing,
|
|
LPSECURITY_ATTRIBUTES security, DWORD creation,
|
|
DWORD attributes, HANDLE32 template)
|
|
{
|
|
LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, filename );
|
|
HFILE32 res = CreateFile32A( afn, access, sharing, security, creation,
|
|
attributes, template );
|
|
HeapFree( GetProcessHeap(), 0, afn );
|
|
return res;
|
|
}
|
|
|
|
static int TranslateAccessFlags(DWORD access_flags)
|
|
{
|
|
int rc = 0;
|
|
|
|
switch(access_flags)
|
|
{
|
|
case GENERIC_READ:
|
|
rc = O_RDONLY;
|
|
break;
|
|
|
|
case GENERIC_WRITE:
|
|
rc = O_WRONLY;
|
|
break;
|
|
|
|
case (GENERIC_READ | GENERIC_WRITE):
|
|
rc = O_RDWR;
|
|
break;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
static int TranslateCreationFlags(DWORD create_flags)
|
|
{
|
|
int rc = 0;
|
|
|
|
switch(create_flags)
|
|
{
|
|
case CREATE_NEW:
|
|
rc = O_CREAT | O_EXCL;
|
|
break;
|
|
|
|
case CREATE_ALWAYS:
|
|
rc = O_CREAT | O_TRUNC;
|
|
break;
|
|
|
|
case OPEN_EXISTING:
|
|
rc = 0;
|
|
break;
|
|
|
|
case OPEN_ALWAYS:
|
|
rc = O_CREAT;
|
|
break;
|
|
|
|
case TRUNCATE_EXISTING:
|
|
rc = O_TRUNC;
|
|
break;
|
|
}
|
|
|
|
return rc;
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributes16 (KERNEL.421)
|
|
*/
|
|
BOOL16 SetFileAttributes16( LPCSTR lpFileName, DWORD attributes )
|
|
{
|
|
return SetFileAttributes32A( lpFileName, attributes );
|
|
}
|
|
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributes32A (KERNEL32.490)
|
|
*/
|
|
BOOL32 SetFileAttributes32A(LPCSTR lpFileName, DWORD attributes)
|
|
{
|
|
struct stat buf;
|
|
LPSTR fn=(LPSTR)DOSFS_GetUnixFileName(lpFileName,FALSE);
|
|
|
|
dprintf_file(stddeb,"SetFileAttributes(%s,%lx)\n",lpFileName,attributes);
|
|
if(stat(fn,&buf)==-1) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return FALSE;
|
|
}
|
|
if (attributes & FILE_ATTRIBUTE_READONLY) {
|
|
buf.st_mode &= ~0222; /* octal!, clear write permission bits */
|
|
attributes &= ~FILE_ATTRIBUTE_READONLY;
|
|
}
|
|
attributes &= ~(FILE_ATTRIBUTE_HIDDEN|FILE_ATTRIBUTE_SYSTEM);
|
|
if (attributes)
|
|
fprintf(stdnimp,"SetFileAttributesA(%s):%lx attribute(s) not implemented.\n",lpFileName,attributes);
|
|
if (-1==chmod(fn,buf.st_mode)) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
return FALSE;
|
|
}
|
|
return TRUE;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* SetFileAttributes32W (KERNEL32.491)
|
|
*/
|
|
BOOL32 SetFileAttributes32W(LPCWSTR lpFileName, DWORD attributes)
|
|
{
|
|
LPSTR afn = HEAP_strdupWtoA( GetProcessHeap(), 0, lpFileName );
|
|
BOOL32 res = SetFileAttributes32A( afn, attributes );
|
|
HeapFree( GetProcessHeap(), 0, afn );
|
|
return res;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MoveFileA (KERNEL32.387)
|
|
*/
|
|
BOOL32 MoveFile32A(LPCSTR fn1,LPCSTR fn2)
|
|
{
|
|
LPSTR ufn1;
|
|
LPSTR ufn2;
|
|
|
|
dprintf_file(stddeb,"MoveFileA(%s,%s)\n",fn1,fn2);
|
|
ufn1 = (LPSTR)DOSFS_GetUnixFileName(fn1,FALSE);
|
|
if (!ufn1) {
|
|
SetLastError(ErrnoToLastError(ENOENT));
|
|
return FALSE;
|
|
}
|
|
ufn1 = xstrdup(ufn1);
|
|
ufn2 = (LPSTR)DOSFS_GetUnixFileName(fn2,FALSE);
|
|
if (!ufn2) {
|
|
SetLastError(ErrnoToLastError(ENOENT));
|
|
return FALSE;
|
|
}
|
|
ufn2 = xstrdup(ufn2);
|
|
if (-1==rename(ufn1,ufn2)) {
|
|
SetLastError(ErrnoToLastError(errno));
|
|
free(ufn1);
|
|
free(ufn2);
|
|
return FALSE;
|
|
}
|
|
free(ufn1);
|
|
free(ufn2);
|
|
return TRUE;
|
|
}
|
|
|
|
/**************************************************************************
|
|
* MoveFileW (KERNEL32.390)
|
|
*/
|
|
BOOL32 MoveFile32W(LPCWSTR fn1,LPCWSTR fn2)
|
|
{
|
|
LPSTR afn1 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn1 );
|
|
LPSTR afn2 = HEAP_strdupWtoA( GetProcessHeap(), 0, fn2 );
|
|
BOOL32 res = MoveFile32A( afn1, afn2 );
|
|
HeapFree( GetProcessHeap(), 0, afn1 );
|
|
HeapFree( GetProcessHeap(), 0, afn2 );
|
|
return res;
|
|
}
|
|
|
|
VOID SetFileApisToOEM()
|
|
{
|
|
fprintf(stdnimp,"SetFileApisToOEM(),stub!\n");
|
|
}
|
|
|
|
VOID SetFileApisToANSI()
|
|
{
|
|
fprintf(stdnimp,"SetFileApisToANSI(),stub!\n");
|
|
}
|
|
|
|
BOOL32 AreFileApisANSI()
|
|
{
|
|
fprintf(stdnimp,"AreFileApisANSI(),stub!\n");
|
|
return TRUE;
|
|
}
|
|
|
|
|
|
BOOL32 CopyFile32A(LPCSTR sourcefn,LPCSTR destfn,BOOL32 failifexists)
|
|
{
|
|
OFSTRUCT of;
|
|
HFILE32 hf1,hf2;
|
|
char buffer[2048];
|
|
int lastread,curlen;
|
|
|
|
fprintf(stddeb,"CopyFile: %s -> %s\n",sourcefn,destfn);
|
|
hf1 = OpenFile32(sourcefn,&of,OF_READ);
|
|
if (hf1==HFILE_ERROR32) return TRUE;
|
|
if (failifexists)
|
|
{
|
|
hf2 = OpenFile32(sourcefn,&of,OF_WRITE);
|
|
if (hf2 != HFILE_ERROR32) return FALSE;
|
|
_lclose32(hf2);
|
|
}
|
|
hf2 = OpenFile32(sourcefn,&of,OF_WRITE);
|
|
if (hf2 == HFILE_ERROR32) return FALSE;
|
|
curlen = 0;
|
|
while ((lastread=_lread32(hf1,buffer,sizeof(buffer)))>0) {
|
|
curlen=0;
|
|
while (curlen<lastread) {
|
|
int res = _lwrite32(hf2,buffer+curlen,lastread-curlen);
|
|
if (res<=0) break;
|
|
curlen+=res;
|
|
}
|
|
}
|
|
_lclose32(hf1);
|
|
_lclose32(hf2);
|
|
return curlen > 0;
|
|
}
|
|
|
|
BOOL32
|
|
LockFile(
|
|
HFILE32 hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToLockLow,DWORD nNumberOfBytesToLockHigh )
|
|
{
|
|
fprintf(stdnimp,"LockFile(%d,0x%08lx%08lx,0x%08lx%08lx),stub!\n",
|
|
hFile,dwFileOffsetHigh,dwFileOffsetLow,
|
|
nNumberOfBytesToLockHigh,nNumberOfBytesToLockLow
|
|
);
|
|
return TRUE;
|
|
}
|
|
|
|
BOOL32
|
|
UnlockFile(
|
|
HFILE32 hFile,DWORD dwFileOffsetLow,DWORD dwFileOffsetHigh,
|
|
DWORD nNumberOfBytesToUnlockLow,DWORD nNumberOfBytesToUnlockHigh )
|
|
{
|
|
fprintf(stdnimp,"UnlockFile(%d,0x%08lx%08lx,0x%08lx%08lx),stub!\n",
|
|
hFile,dwFileOffsetHigh,dwFileOffsetLow,
|
|
nNumberOfBytesToUnlockHigh,nNumberOfBytesToUnlockLow
|
|
);
|
|
return TRUE;
|
|
}
|