final int21 move (4/11)

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ChangeLog:
 * dlls/winedos/int21.c
 * msdos/int21.c
   Move directory handling, File time and attribute functions to winedos.

nog.

--- msdos/int21.c.3	2002-11-27 15:45:35.000000000 +0200
+++ msdos/int21.c	2002-11-27 15:46:00.000000000 +0200
@@ -558,24 +558,6 @@
   return bExtendedError;
 }
 
-
-static BOOL INT21_ChangeDir( CONTEXT86 *context )
-{
-    int drive;
-    char *dirname = CTX_SEG_OFF_TO_LIN(context, context->SegDs,context->Edx);
-    WCHAR dirnameW[MAX_PATH];
-
-    TRACE("changedir %s\n", dirname);
-    if (dirname[0] && (dirname[1] == ':'))
-    {
-        drive = toupper(dirname[0]) - 'A';
-        dirname += 2;
-    }
-    else drive = DRIVE_GetCurrentDrive();
-    MultiByteToWideChar(CP_OEMCP, 0, dirname, -1, dirnameW, MAX_PATH);
-    return DRIVE_Chdir( drive, dirnameW );
-}
-
 static BOOL INT21_GetCurrentDirectory( CONTEXT86 *context )
 {
     int drive = DOS_GET_DRIVE( DL_reg(context) );
@@ -923,12 +905,6 @@
         SET_BX( context, (int)&heap->InDosFlag - (int)heap );
         break;
 
-    case 0x36: /* GET FREE DISK SPACE */
-	TRACE("GET FREE DISK SPACE FOR DRIVE %s\n",
-	      INT21_DriveName( DL_reg(context)));
-        if (!INT21_GetFreeDiskSpace(context)) SET_AX( context, 0xffff );
-        break;
-
     case 0x37:
       {
 	unsigned char switchchar='/';
@@ -958,74 +934,6 @@
         SET_CFLAG(context);
         break;
 
-    case 0x39: /* "MKDIR" - CREATE SUBDIRECTORY */
-        TRACE("MKDIR %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-        bSetDOSExtendedError = (!CreateDirectory16( CTX_SEG_OFF_TO_LIN(context,  context->SegDs,
-                                                           context->Edx ), NULL));
-	/* FIXME: CreateDirectory's LastErrors will clash with the ones
-	 * used by dos. AH=39 only returns 3 (path not found) and 5 (access
-	 * denied), while CreateDirectory return several ones. remap some of
-	 * them. -Marcus
-	 */
-	if (bSetDOSExtendedError) {
-		switch (GetLastError()) {
-		case ERROR_ALREADY_EXISTS:
-		case ERROR_FILENAME_EXCED_RANGE:
-		case ERROR_DISK_FULL:
-			SetLastError(ERROR_ACCESS_DENIED);
-			break;
-		default: break;
-		}
-	}
-        break;
-
-    case 0x3a: /* "RMDIR" - REMOVE SUBDIRECTORY */
-        TRACE("RMDIR %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-        bSetDOSExtendedError = (!RemoveDirectory16( CTX_SEG_OFF_TO_LIN(context,  context->SegDs,
-                                                                 context->Edx )));
-        break;
-
-    case 0x3b: /* "CHDIR" - SET CURRENT DIRECTORY */
-        TRACE("CHDIR %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-        bSetDOSExtendedError = !INT21_ChangeDir(context);
-        break;
-
-    case 0x41: /* "UNLINK" - DELETE FILE */
-        TRACE("UNLINK %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-        bSetDOSExtendedError = (!DeleteFileA( CTX_SEG_OFF_TO_LIN(context,  context->SegDs,
-                                                             context->Edx )));
-        break;
-
-    case 0x43: /* FILE ATTRIBUTES */
-        switch (AL_reg(context))
-        {
-        case 0x00:
-            TRACE("GET FILE ATTRIBUTES for %s\n",
-		  (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-            SET_AX( context, GetFileAttributesA( CTX_SEG_OFF_TO_LIN(context, context->SegDs,
-                                                                    context->Edx)));
-            if (AX_reg(context) == 0xffff) bSetDOSExtendedError = TRUE;
-            else SET_CX( context, AX_reg(context) );
-            break;
-
-        case 0x01:
-            TRACE("SET FILE ATTRIBUTES 0x%02x for %s\n", CX_reg(context),
-		  (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-            bSetDOSExtendedError =
-		(!SetFileAttributesA( CTX_SEG_OFF_TO_LIN(context, context->SegDs,
-							   context->Edx),
-                                       			   CX_reg(context) ));
-            break;
-        case 0x02:
-            FIXME("GET COMPRESSED FILE SIZE for %s stub\n",
-		  (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs, context->Edx));
-        }
-        break;
-
     case 0x44: /* IOCTL */
         switch (AL_reg(context))
         {
@@ -1222,50 +1130,6 @@
 	SET_AL( context, 0x00 );  /* pretend we can tell. 00h = off 01h = on */
 	break;
 
-    case 0x56: /* "RENAME" - RENAME FILE */
-        TRACE("RENAME %s to %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs,context->Edx),
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegEs,context->Edi));
-        bSetDOSExtendedError =
-		(!MoveFileA( CTX_SEG_OFF_TO_LIN(context, context->SegDs,context->Edx),
-			       CTX_SEG_OFF_TO_LIN(context, context->SegEs,context->Edi)));
-        break;
-
-    case 0x57: /* FILE DATE AND TIME */
-        switch (AL_reg(context))
-        {
-        case 0x00:  /* Get */
-            {
-                FILETIME filetime;
-                TRACE("GET FILE DATE AND TIME for handle %d\n",
-		      BX_reg(context));
-                if (!GetFileTime( DosFileHandleToWin32Handle(BX_reg(context)), NULL, NULL, &filetime ))
-		     bSetDOSExtendedError = TRUE;
-                else
-                {
-                    WORD date, time;
-                    FileTimeToDosDateTime( &filetime, &date, &time );
-                    SET_DX( context, date );
-                    SET_CX( context, time );
-                }
-            }
-            break;
-
-        case 0x01:  /* Set */
-            {
-                FILETIME filetime;
-                TRACE("SET FILE DATE AND TIME for handle %d\n",
-		      BX_reg(context));
-                DosDateTimeToFileTime( DX_reg(context), CX_reg(context),
-                                       &filetime );
-                bSetDOSExtendedError =
-			(!SetFileTime( DosFileHandleToWin32Handle(BX_reg(context)),
-                                      NULL, NULL, &filetime ));
-            }
-            break;
-        }
-        break;
-
     case 0x58: /* GET OR SET MEMORY/UMB ALLOCATION STRATEGY */
 	TRACE("GET OR SET MEMORY/UMB ALLOCATION STRATEGY subfunction %d\n",
 	      AL_reg(context));
@@ -1325,19 +1189,6 @@
         }
         break;
 
-    case 0x60: /* "TRUENAME" - CANONICALIZE FILENAME OR PATH */
-        TRACE("TRUENAME %s\n",
-	      (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs,context->Esi));
-        {
-            if (!GetFullPathNameA( CTX_SEG_OFF_TO_LIN(context, context->SegDs,
-                                                        context->Esi), 128,
-                                     CTX_SEG_OFF_TO_LIN(context, context->SegEs,
-                                                        context->Edi),NULL))
-		bSetDOSExtendedError = TRUE;
-            else SET_AX( context, 0 );
-        }
-        break;
-
     case 0x61: /* UNUSED */
     case 0x63: /* misc. language support */
         switch (AL_reg(context)) {
--- dlls/winedos/int21.c.3	2002-11-27 15:45:46.000000000 +0200
+++ dlls/winedos/int21.c	2002-11-27 15:46:00.000000000 +0200
@@ -336,6 +336,32 @@
 }
 
 /***********************************************************************
+ *              INT21_GetFreeDiskSpace [internal]
+ *
+ * Gets the amount of free disk space.
+ *
+ * PARAMS:
+ *   context [I]: Pointer to structure holding registers.
+ *
+ * RETURNS:
+ *   1: Success.
+ */
+static int INT21_GetFreeDiskSpace(CONTEXT86 *context)
+{
+    DWORD cluster_sectors, sector_bytes, free_clusters, total_clusters;
+    char root[] = "A:\\";
+
+    *root += GetDosDrive(DL_reg(context));
+    if (!GetDiskFreeSpaceA(root, &cluster_sectors, &sector_bytes,
+                           &free_clusters, &total_clusters)) return 0;
+    SET_AX(context, cluster_sectors);
+    SET_BX(context, free_clusters);
+    SET_CX(context, sector_bytes);
+    SET_DX(context, total_clusters);
+    return 1;
+}
+
+/***********************************************************************
  *                 GetCurrentDTA [internal]
  *
  * Returns a pointer to the current DTA.
@@ -1081,6 +1107,44 @@
         }
         break;
 
+    case 0x36: /* GET FREE DISK SPACE */
+        TRACE("GET FREE DISK SPACE FOR DRIVE %s\n",
+              INT21_DriveName( DL_reg(context)));
+        if (!INT21_GetFreeDiskSpace(context)) SET_AX( context, 0xffff );
+        break;
+
+    case 0x39: /* "MKDIR" - CREATE SUBDIRECTORY */
+        TRACE("MKDIR %s\n",
+             (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx));        bSetDOSExtendedError = !CreateDirectoryA(CTX_SEG_OFF_TO_LIN(context,
+                                              context->SegDs, context->Edx ),
+                                              NULL);
+        /* FIXME: CreateDirectory's LastErrors will clash with the ones
+         * used by dos. AH=39 only returns 3 (path not found) and 5 (access
+         * denied), while CreateDirectory return several ones. remap some of
+         * them. -Marcus
+         */
+        if(bSetDOSExtendedError) {
+            switch (GetLastError()) {
+            case ERROR_ALREADY_EXISTS:
+            case ERROR_FILENAME_EXCED_RANGE:
+            case ERROR_DISK_FULL:
+                SetLastError(ERROR_ACCESS_DENIED);
+                break;
+            default: break;
+            }
+        }
+        break;
+
+    case 0x3a: /* "RMDIR" - REMOVE SUBDIRECTORY */
+        TRACE("RMDIR %s\n",
+             (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx));        bSetDOSExtendedError = !RemoveDirectoryA(CTX_SEG_OFF_TO_LIN(context,
+                                                context->SegDs, context->Edx));
+        break;
+
+    case 0x3b: /* "CHDIR" - SET CURRENT DIRECTORY */
+        TRACE("CHDIR %s\n",
+             (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx));        bSetDOSExtendedError = !SetCurrentDirectoryA(CTX_SEG_OFF_TO_LIN(context,                                                 context->SegDs, context->Edx));        break;
+
     case 0x3c: /* "CREAT" - CREATE OR TRUNCATE FILE */
         TRACE("CREAT flag 0x%02x %s\n",CX_reg(context),
              (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx));        {
@@ -1163,6 +1227,12 @@
         }
         break;
 
+    case 0x41: /* "UNLINK" - DELETE FILE */
+        TRACE("UNLINK %s\n",
+             (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx));        bSetDOSExtendedError = (!DeleteFileA(CTX_SEG_OFF_TO_LIN(context,
+                                                                context->SegDs,
+                                                                context->Edx)));        break;
+
     case 0x42: /* "LSEEK" - SET CURRENT FILE POSITION */
         TRACE("LSEEK handle %d offset %ld from %s\n",
               BX_reg(context), MAKELONG(DX_reg(context), CX_reg(context)),
@@ -1179,6 +1249,34 @@
         }
         break;
 
+    case 0x43: /* FILE ATTRIBUTES */
+        switch (AL_reg(context))
+        {
+        case 0x00:
+            TRACE("GET FILE ATTRIBUTES for %s\n",
+                  (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs,
+                                             context->Edx));
+            SET_AX(context, GetFileAttributesA(CTX_SEG_OFF_TO_LIN(context,
+                              context->SegDs, context->Edx)));
+            if (AX_reg(context) == 0xffff) bSetDOSExtendedError = TRUE;
+            else SET_CX( context, AX_reg(context) );
+            break;
+
+        case 0x01:
+            TRACE("SET FILE ATTRIBUTES 0x%02x for %s\n", CX_reg(context),
+                  (LPCSTR)CTX_SEG_OFF_TO_LIN(context,  context->SegDs,
+                                             context->Edx));
+            bSetDOSExtendedError =
+                (!SetFileAttributesA(CTX_SEG_OFF_TO_LIN(context, context->SegDs,                                                           context->Edx),
+                                                           CX_reg(context) ));
+            break;
+        case 0x02:
+            FIXME("GET COMPRESSED FILE SIZE for %s stub\n",
+                  (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs,
+                                             context->Edx));
+        }
+        break;
+
     case 0x44: /* IOCTL */
         DOSVM_Int21Handler_Ioctl( context );
         break;
@@ -1280,6 +1378,51 @@
         }
         break;
 
+    case 0x56: /* "RENAME" - RENAME FILE */
+        TRACE("RENAME %s to %s\n",
+              (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs, context->Edx),              (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegEs,context->Edi));        bSetDOSExtendedError =
+                (!MoveFileA(CTX_SEG_OFF_TO_LIN(context, context->SegDs,
+                                               context->Edx),
+                            CTX_SEG_OFF_TO_LIN(context, context->SegEs,
+                                               context->Edi)));
+        break;
+
+    case 0x57: /* FILE DATE AND TIME */
+        switch (AL_reg(context))
+        {
+        case 0x00:  /* Get */
+            {
+                FILETIME filetime;
+                TRACE("GET FILE DATE AND TIME for handle %d\n",
+                      BX_reg(context));
+                if(!GetFileTime(DosFileHandleToWin32Handle(BX_reg(context)),
+                                                           NULL, NULL,
+                                                           &filetime ))
+                     bSetDOSExtendedError = TRUE;
+                else
+                {
+                    WORD date, time;
+                    FileTimeToDosDateTime(&filetime, &date, &time);
+                    SET_DX(context, date);
+                    SET_CX(context, time);
+                }
+            }
+            break;
+
+        case 0x01:  /* Set */
+            {
+                FILETIME filetime;
+                TRACE("SET FILE DATE AND TIME for handle %d\n",
+                      BX_reg(context));
+                DosDateTimeToFileTime( DX_reg(context), CX_reg(context),
+                                       &filetime );
+                bSetDOSExtendedError =
+                      (!SetFileTime(DosFileHandleToWin32Handle(BX_reg(context)),                                    NULL, NULL, &filetime ));
+            }
+            break;
+        }
+        break;
+
     case 0x59: /* Get extended error info */
         INT21_GetExtendedError(context);
         break;
@@ -1339,6 +1482,18 @@
         }
         break;
 
+    case 0x60: /* "TRUENAME" - CANONICALIZE FILENAME OR PATH */
+        TRACE("TRUENAME %s\n",
+              (LPCSTR)CTX_SEG_OFF_TO_LIN(context, context->SegDs,context->Esi));        {
+            if(!GetFullPathNameA(CTX_SEG_OFF_TO_LIN(context, context->SegDs,
+                                                        context->Esi), 128,
+                                     CTX_SEG_OFF_TO_LIN(context, context->SegEs,                                                        context->Edi),NULL))
+                bSetDOSExtendedError = TRUE;
+            else SET_AX(context, 0);
+        }
+        break;
+
+
     case 0x62: /* GET PSP ADDRESS */
         TRACE("GET CURRENT PSP ADDRESS\n");
         /* FIXME: should we return the original DOS PSP upon */


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