Enhanced mkvdisk

new -m option instructs mkvdisk to create a fixed (=static, non-dynamic) VHD, VHDX or VDI image

Author: maxpat78

.gitignore

@@ -21,3 +21,4 @@ $RECYCLE.BIN/
 # =========================
 # Operating System Files
 # =========================
+BUGS.TXT

FATtools/scripts/mkvdisk.py

@@ -8,6 +8,7 @@ def create_parser(parser_create_fn=argparse.ArgumentParser,parser_create_args=No
     par.add_argument('image_file',help="The image file or disk device to write to",metavar="IMAGE_FILE")
     par.add_argument("-s", "--size", dest="image_size", help="specify virtual disk size. K, M, G or T suffixes accepted", metavar="SIZE",required=True)
     par.add_argument("-b", "--base", dest="base_image", help="specify a virtual disk image base to create a differencing image with default parameters", metavar="BASE")
+    par.add_argument("-m", "--monolithic", dest="monolithic", help="immediately allocates all image sectors (except for VMDK)", action="store_true", default=False)
     par.add_argument("-f", "--force", dest="force", help="overwrites a pre-existing image", action="store_true", default=False)
     return par
 
@@ -60,7 +61,11 @@ def call(args):
     else:
         fmt = vmdkutils
 
-    fmt.mk_dynamic(args.image_file, fssize, overwrite='yes')
+    if not args.monolithic or fmt == vmdkutils:
+        fmt.mk_dynamic(args.image_file, fssize, overwrite='yes')
+    else:
+        fmt.mk_fixed(args.image_file, fssize, overwrite='yes')
+
     print("Virtual disk image '%s' created."%args.image_file)
 
 if __name__ == '__main__':

FATtools/version.py

@@ -1 +1 @@
-__version__ = '1.0.9'
+__version__ = '1.0.10'

FATtools/vhdutils.py

@@ -660,8 +660,11 @@ def mk_crc(s):
     return struct.pack('>i', ~crc)
 
 
-def mk_fixed(name, size):
+def mk_fixed(name, size, overwrite='no'):
     "Creates an empty fixed VHD or transforms a previous image if 'size' is -1"
+    if os.path.exists(name):
+        if size != -1 and overwrite!='yes':
+            raise BaseException("Can't silently overwrite a pre-existing VHD image!")
     if os.path.exists(name):
         f = myfile(name, 'r+b')
         if size == -1:

README.MD

@@ -1,7 +1,7 @@
 FATtools
 ========
 
-Install using pip install .
+Install from PyPI using `pip install FATtools` (easier) or downloading the source code (or the released packages) from here.
 
 Born to re-sort directory entries in a FAT32 root table to cope with some hardware MP3 players' limits, it now provides full read/write support in Python 3 (both 32- and 64-bit) for FAT12/16/32 and exFAT filesystems, for hacking and recovering purposes.
 
@@ -39,9 +39,6 @@ Code is GPLed (look at GPL.TXT).
 
 
 
-Sample usage (see inside 'samples' directory for more usage samples).
-
-
 # At a glance
 
 The package installs a `fattools` script, you can use this to perform simple command line operations.
@@ -86,7 +83,7 @@ part = Volume.vopen('MyDiskImage.img', 'r+b', 'partition0')
 mkfat.exfat_mkfs(part, part.size)
 ```
 
-- to order items inside directory tables easily, with GUI:
+- to order items inside directory tables easily, with GUI and drag support:
 ```
 fattools reordergui
 ```
@@ -171,3 +168,5 @@ for t in T:
 o.sort()
 vclose(o)
 ```
+
+Please look inside 'samples' directory for more usage samples.