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Re: [PATCH] parttool


From: phcoder
Subject: Re: [PATCH] parttool
Date: Fri, 20 Mar 2009 20:33:25 +0100
User-agent: Thunderbird 2.0.0.21 (X11/20090318)

Update
phcoder wrote:
Sorry I forgot include/grub/parttool.h

phcoder wrote:
Hello here is the implementation of parttool with the syntax I proposed earlier and equivalent of parttype, makeactive and hide/unhide





--

Regards
Vladimir 'phcoder' Serbinenko
diff --git a/ChangeLog b/ChangeLog
index e3ac3ac..5fc3e37 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,20 @@
 2009-03-15  Vladimir Serbinenko  <address@hidden>
+
+       Parttool
+
+       * parttool/pcpart.c: new file
+       * commands/parttool.c: likewise
+       * conf/common.rmk: Added parttool.mod and pcpart.mod
+       * conf/i386-coreboot.rmk: added commands/parttool.c 
+       and parttool/pcpart.c to grub-emu
+       * conf/i386-efi.rmk: likewise
+       * conf/i386-ieee1275.rmk: likewise
+       * conf/i386-pc.rmk: likewise
+       * conf/powerpc-ieee1275.rmk: likewise
+       * conf/sparc64-ieee1275.rmk: likewise
+       * conf/x86_64-ieee1275.rmk: likewise
+
+2009-03-15  Vladimir Serbinenko  <address@hidden>
  
        Efiemu
  
diff --git a/commands/parttool.c b/commands/parttool.c
new file mode 100644
index 0000000..fb6bdaa
--- /dev/null
+++ b/commands/parttool.c
@@ -0,0 +1,261 @@
+/* parttool.c - common dispatcher and parser for partition operations */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/dl.h>
+#include <grub/normal.h>
+#include <grub/device.h>
+#include <grub/disk.h>
+#include <grub/partition.h>
+#include <grub/parttool.h>
+
+struct grub_parttool *parts = 0;
+static int curhandle = 0;
+static grub_dl_t mymod;
+
+int 
+grub_parttool_register(const char *part_name, 
+                      const grub_parttool_function_t func,
+                      const struct grub_parttool_argdesc *args)
+{
+  struct grub_parttool *cur;
+  int nargs = 0;
+  struct grub_parttool_argdesc *curarg;
+
+#ifndef GRUB_UTIL
+  if (!parts)
+    grub_dl_ref (mymod);
+#endif
+
+  cur = (struct grub_parttool *) grub_malloc (sizeof (struct grub_parttool));
+  cur->next = parts;
+  cur->name = grub_strdup (part_name);
+  cur->handle = curhandle++;
+  for (curarg = args; curarg->name != 0; curarg++)
+    nargs++;
+  cur->nargs = nargs;
+  cur->args = (struct grub_parttool_argdesc *) 
+    grub_malloc ((nargs + 1) * sizeof (struct grub_parttool_argdesc));
+  grub_memcpy (cur->args, args, 
+              (nargs + 1) * sizeof (struct grub_parttool_argdesc));
+  
+  cur->func = func;
+  parts = cur;
+  return cur->handle;
+}
+
+void
+grub_parttool_unregister (int handle)
+{
+  struct grub_parttool *prev = 0, *cur, *t;
+  for (cur = parts; cur; )
+    if (cur->handle == handle)
+      {
+       grub_free (cur->args);
+       grub_free (cur->name);
+       if (prev)
+         prev->next = cur->next;
+       else
+         parts = cur->next;
+       t = cur;
+       cur = cur->next;
+       grub_free (t);
+      }
+    else
+      {
+       prev = cur;
+       cur = cur->next;
+      }
+#ifndef GRUB_UTIL
+  if (!parts)
+    grub_dl_unref (mymod);
+#endif
+}
+
+static grub_err_t
+grub_cmd_parttool (struct grub_arg_list *state __attribute__ ((unused)),
+                  int argc, char **args)
+{
+  grub_device_t dev;
+  struct grub_parttool *cur, *ptool;
+  int *parsed;
+  int i, j;
+  grub_err_t err = GRUB_ERR_NONE;
+
+  if (argc < 2)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "too few arguments");
+
+  if (args[0][0] == '(' && args[0][grub_strlen (args[0]) - 1] == ')')
+    {
+      args[0][grub_strlen (args[0])-1] = 0;
+      args[0]++;
+    }
+
+  dev = grub_device_open (args[0]); 
+
+  if (!dev)
+    return grub_errno;
+
+  if (!dev->disk)
+    {
+      grub_device_close (dev);
+      return grub_error (GRUB_ERR_BAD_ARGUMENT, "not a disk");
+    }
+
+  if (!dev->disk->partition)
+    {
+      grub_device_close (dev);
+      return grub_error (GRUB_ERR_BAD_ARGUMENT, "not a partition");
+    }
+
+  parsed = (int *)grub_malloc (argc * sizeof (int));
+  grub_memset (parsed, 0, argc * sizeof (int));
+
+  for (i = 1; i < argc; i++)
+    if (!grub_strcmp (args[i], "help"))
+      {
+       int found = 0;
+       for (cur = parts; cur; cur = cur->next)
+         if (!grub_strcmp (dev->disk->partition->partmap->name, cur->name))
+           {
+             struct grub_parttool_argdesc *curarg;
+             found = 1;
+             for (curarg = cur->args; curarg->name; curarg++)
+               {
+                 int spacing = 20;
+               
+                 spacing -= grub_strlen (curarg->name);
+                 grub_printf ("%s", curarg->name);
+
+                 switch (curarg->type)
+                   {
+                   case GRUB_PARTTOOL_ARG_BOOL:
+                     grub_printf ("+/-");
+                     spacing-=3;
+                     break;
+
+                   case GRUB_PARTTOOL_ARG_VAL:               
+                     grub_printf ("=VAL");
+                     spacing-=4;
+                     break;
+
+                   case GRUB_PARTTOOL_ARG_END:
+                     break;
+                   }
+                 while (spacing-- > 0)
+                   grub_printf (" ");
+                 grub_printf ("%s\n", curarg->desc);
+               }
+           }
+       if (!found)
+         grub_printf ("Sorry no parttool is available for %s\n", 
+                      dev->disk->partition->partmap->name);
+       return GRUB_ERR_NONE;
+      }
+
+  for (i = 1; i < argc; i++)
+    if (!parsed[i])
+      {
+       struct grub_parttool_argdesc *curarg;
+       struct grub_parttool_args *pargs;
+       for (cur = parts; cur; cur = cur->next)
+         if (!grub_strcmp (dev->disk->partition->partmap->name, cur->name))
+           {
+             for (curarg = cur->args; curarg->name; curarg++)
+               if (!grub_strncmp (curarg->name, args[i], 
+                                  grub_strlen (curarg->name))
+                   && ((curarg->type == GRUB_PARTTOOL_ARG_BOOL 
+                        && (args[i][grub_strlen (curarg->name)] == '+' 
+                            || args[i][grub_strlen (curarg->name)] == '-'))
+                       || (curarg->type==GRUB_PARTTOOL_ARG_VAL
+                           && args[i][grub_strlen (curarg->name)] == '=')))
+                   
+                 break;
+             if (curarg->name)
+               break;
+           }
+       if (!cur)
+         return grub_error (GRUB_ERR_BAD_ARGUMENT, "unrecognised argument %s",
+                            args[i]);
+       ptool = cur;
+       pargs = (struct grub_parttool_args *) 
+         grub_malloc (ptool->nargs * sizeof (struct grub_parttool_args));
+       grub_memset (pargs, 0, 
+                    ptool->nargs * sizeof (struct grub_parttool_args));
+       for (j = i; j < argc; j++)
+         if (!parsed[j])
+           {
+             for (curarg = ptool->args; curarg->name; curarg++)
+               if (!grub_strncmp (curarg->name, args[i], 
+                                  grub_strlen (curarg->name))
+                   && ((curarg->type == GRUB_PARTTOOL_ARG_BOOL 
+                        && (args[j][grub_strlen (curarg->name)] == '+' 
+                            || args[j][grub_strlen (curarg->name)] == '-'))
+                       || (curarg->type == GRUB_PARTTOOL_ARG_VAL
+                           && args[j][grub_strlen (curarg->name)] == '=')))
+                 {
+                   parsed[j] = 1;
+                   pargs[curarg - ptool->args].set = 1;
+                   switch (curarg->type)
+                     {
+                     case GRUB_PARTTOOL_ARG_BOOL:
+                       pargs[curarg - ptool->args].bool 
+                         = (args[j][grub_strlen (curarg->name)] != '-');
+                       break;
+
+                     case GRUB_PARTTOOL_ARG_VAL:
+                       pargs[curarg - ptool->args].str 
+                         = (args[j]+grub_strlen (curarg->name)+ 1);
+                       break;
+                       
+                     case GRUB_PARTTOOL_ARG_END:
+                       break;
+                     }
+                 }
+           }
+
+       err = ptool->func (dev, pargs);
+       grub_free (pargs);
+       if (err)
+         break;
+      }
+
+  grub_device_close (dev);
+  return err;
+}
+
+GRUB_MOD_INIT(parttool)
+{
+  (void)mod;                   /* To stop warning. */
+  mymod = mod;
+  grub_register_command ("parttool", grub_cmd_parttool, GRUB_COMMAND_FLAG_BOTH,
+                        "parttool PARTITION COMMANDS", 
+                        "perform COMMANDS on partition."
+                        " use parttool PARTITION help for the list "
+                        " of available commands", 0);
+}
+
+GRUB_MOD_FINI(parttool)
+{
+  grub_unregister_command ("parttool");
+}
diff --git a/conf/common.rmk b/conf/common.rmk
index 857d8b8..100fae7 100644
--- a/conf/common.rmk
+++ b/conf/common.rmk
@@ -334,7 +334,7 @@ pkglib_MODULES += hello.mod boot.mod handler.mod ls.mod     
\
        cmp.mod cat.mod help.mod search.mod                                     
\
        loopback.mod fs_uuid.mod configfile.mod echo.mod        \
        terminfo.mod test.mod blocklist.mod hexdump.mod         \
-       read.mod sleep.mod loadenv.mod crc.mod
+       read.mod sleep.mod loadenv.mod crc.mod parttool.mod pcpart.mod
 
 # For hello.mod.
 hello_mod_SOURCES = hello/hello.c
@@ -346,6 +346,16 @@ boot_mod_SOURCES = commands/boot.c
 boot_mod_CFLAGS = $(COMMON_CFLAGS)
 boot_mod_LDFLAGS = $(COMMON_LDFLAGS)
 
+# For parttool.mod.
+parttool_mod_SOURCES = commands/parttool.c
+parttool_mod_CFLAGS = $(COMMON_CFLAGS)
+parttool_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
+# For pcpart.mod.
+pcpart_mod_SOURCES = parttool/pcpart.c
+pcpart_mod_CFLAGS = $(COMMON_CFLAGS)
+pcpart_mod_LDFLAGS = $(COMMON_LDFLAGS)
+
 # For handler.mod.
 handler_mod_SOURCES = commands/handler.c
 handler_mod_CFLAGS = $(COMMON_CFLAGS)
diff --git a/conf/i386-coreboot.rmk b/conf/i386-coreboot.rmk
index 33b798c..ddcc308 100644
--- a/conf/i386-coreboot.rmk
+++ b/conf/i386-coreboot.rmk
@@ -89,6 +89,7 @@ grub_emu_SOURCES = commands/boot.c commands/cat.c 
commands/cmp.c      \
        \
        disk/raid.c disk/raid5_recover.c disk/raid6_recover.c           \
        disk/mdraid_linux.c disk/dmraid_nvidia.c disk/lvm.c             \
+       commands/parttool.c parttool/pcpart.c                           \
        grub_emu_init.c
 
 grub_emu_LDFLAGS = $(LIBCURSES)
diff --git a/conf/i386-efi.rmk b/conf/i386-efi.rmk
index f9380d1..a2454d9 100644
--- a/conf/i386-efi.rmk
+++ b/conf/i386-efi.rmk
@@ -66,6 +66,7 @@ grub_emu_SOURCES = commands/boot.c commands/cat.c 
commands/cmp.c      \
        \
        disk/raid.c disk/raid5_recover.c disk/raid6_recover.c           \
        disk/mdraid_linux.c disk/dmraid_nvidia.c disk/lvm.c             \
+       commands/parttool.c parttool/pcpart.c                           \
        grub_emu_init.c
 
 grub_emu_LDFLAGS = $(LIBCURSES)
diff --git a/conf/i386-pc.rmk b/conf/i386-pc.rmk
index d5e1fab..3a00d17 100644
--- a/conf/i386-pc.rmk
+++ b/conf/i386-pc.rmk
@@ -152,6 +152,7 @@ grub_emu_SOURCES = commands/boot.c commands/cat.c 
commands/cmp.c    \
        efiemu/modules/pnvram.c efiemu/i386/loadcore32.c                \
        efiemu/i386/loadcore64.c efiemu/symbols.c efiemu/prepare32.c    \
        efiemu/prepare64.c efiemu/uppermem.c lib/crc.c  \
+       commands/parttool.c parttool/pcpart.c                           \
        grub_emu_init.c
 
 grub_emu_LDFLAGS = $(LIBCURSES) 
diff --git a/conf/i386.rmk b/conf/i386.rmk
index 9ae65ae..4e86ed8 100644
--- a/conf/i386.rmk
+++ b/conf/i386.rmk
@@ -19,13 +19,3 @@ pkglib_MODULES += uppermem.mod
 uppermem_mod_SOURCES = lib/i386/uppermem.c
 uppermem_mod_CFLAGS = $(COMMON_CFLAGS)
 uppermem_mod_LDFLAGS = $(COMMON_LDFLAGS)
-
-pkglib_MODULES += xnu.mod _xnu.mod
-_xnu_mod_SOURCES = loader/xnu_resume.c loader/i386/xnu.c loader/macho.c 
loader/xnu.c loader/xnu_rescue.c loader/i386/xnu_helper.S
-_xnu_mod_CFLAGS = $(COMMON_CFLAGS) -Werror -Wall
-_xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
-_xnu_mod_ASFLAGS = $(COMMON_ASFLAGS)
-
-xnu_mod_SOURCES = loader/xnu_normal.c
-xnu_mod_CFLAGS = $(COMMON_CFLAGS) -Werror -Wall
-xnu_mod_LDFLAGS = $(COMMON_LDFLAGS)
diff --git a/conf/powerpc-ieee1275.rmk b/conf/powerpc-ieee1275.rmk
index f33d19a..66d1d58 100644
--- a/conf/powerpc-ieee1275.rmk
+++ b/conf/powerpc-ieee1275.rmk
@@ -70,6 +70,7 @@ grub_emu_SOURCES = commands/boot.c commands/cat.c 
commands/cmp.c      \
        \
        disk/raid.c disk/raid5_recover.c disk/raid6_recover.c           \
        disk/mdraid_linux.c disk/dmraid_nvidia.c disk/lvm.c             \
+       commands/parttool.c parttool/pcpart.c                           \
        grub_script.tab.c grub_emu_init.c
 
 grub_emu_LDFLAGS = $(LIBCURSES)
diff --git a/conf/sparc64-ieee1275.rmk b/conf/sparc64-ieee1275.rmk
index 75cc1f4..0794dc0 100644
--- a/conf/sparc64-ieee1275.rmk
+++ b/conf/sparc64-ieee1275.rmk
@@ -67,6 +67,7 @@ grub_mkimage_SOURCES = util/sparc64/ieee1275/grub-mkimage.c 
util/misc.c \
 #      partmap/acorn.c                                                 \
 #      util/console.c util/grub-emu.c util/misc.c                      \
 #      util/hostdisk.c util/getroot.c                                  \
+#      commands/parttool.c parttool/pcpart.c                           \
 #      util/sparc64/ieee1275/misc.c
 
 grub_emu_LDFLAGS = $(LIBCURSES)
diff --git a/conf/x86_64-efi.rmk b/conf/x86_64-efi.rmk
index ebbfb23..fb7bb32 100644
--- a/conf/x86_64-efi.rmk
+++ b/conf/x86_64-efi.rmk
@@ -68,6 +68,7 @@ grub_emu_SOURCES = commands/boot.c commands/cat.c 
commands/cmp.c      \
        \
        disk/raid.c disk/raid5_recover.c disk/raid6_recover.c           \
        disk/mdraid_linux.c disk/dmraid_nvidia.c disk/lvm.c             \
+       commands/parttool.c parttool/pcpart.c                           \
        grub_emu_init.c
 
 grub_emu_LDFLAGS = $(LIBCURSES)
diff --git a/include/grub/parttool.h b/include/grub/parttool.h
new file mode 100644
index 0000000..0e05f4c
--- /dev/null
+++ b/include/grub/parttool.h
@@ -0,0 +1,58 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_PARTTOOL_HEADER
+#define GRUB_PARTTOOL_HEADER   1
+
+struct grub_parttool_argdesc
+{
+  char *name;
+  char *desc;
+  enum {GRUB_PARTTOOL_ARG_END, GRUB_PARTTOOL_ARG_BOOL, GRUB_PARTTOOL_ARG_VAL} 
+    type;
+};
+
+struct grub_parttool_args
+{
+  int set;
+  union
+  {
+    int bool;
+    char *str;
+  };
+};
+
+typedef grub_err_t (*grub_parttool_function_t) (const grub_device_t dev, 
+                                               const struct grub_parttool_args 
*args);
+
+struct grub_parttool
+{
+  struct grub_parttool *next;
+  char *name;
+  int handle;
+  int nargs;
+  struct grub_parttool_argdesc *args;
+  grub_parttool_function_t func;
+};
+
+int grub_parttool_register(const char *part_name, 
+                          const grub_parttool_function_t func,
+                          const struct grub_parttool_argdesc *args);
+void grub_parttool_unregister (int handle);
+
+#endif /* ! GRUB_PARTTOOL_HEADER*/
diff --git a/parttool/pcpart.c b/parttool/pcpart.c
new file mode 100644
index 0000000..53e6403
--- /dev/null
+++ b/parttool/pcpart.c
@@ -0,0 +1,152 @@
+/* pcpart.c - manipulate fdisk partitions */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2009  Free Software Foundation, Inc.
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <grub/types.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/err.h>
+#include <grub/pc_partition.h>
+#include <grub/device.h>
+#include <grub/disk.h>
+#include <grub/partition.h>
+#include <grub/parttool.h>
+
+static int activate_table_handle = -1;
+static int type_table_handle = -1;
+
+static struct grub_parttool_argdesc grub_pcpart_bootargs[] =
+{
+  {"boot", "Make partition active", GRUB_PARTTOOL_ARG_BOOL},
+  {0, 0, 0}
+};
+
+static grub_err_t grub_pcpart_boot (const grub_device_t dev, 
+                                   const struct grub_parttool_args *args)
+{
+  int i, index;
+  grub_partition_t part;
+  struct grub_pc_partition_mbr mbr;
+
+  if (dev->disk->partition->offset)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT, "not a primary partition");
+
+  index = dev->disk->partition->index;
+  part = dev->disk->partition;
+  dev->disk->partition = 0;
+
+  /* Read the MBR.  */
+  if (grub_disk_read (dev->disk, 0, 0, sizeof (mbr), (char *) &mbr))
+    {
+      dev->disk->partition = part;
+      return grub_errno;
+    }
+
+  if (args[0].set && args[0].bool)
+    {
+      for (i = 0; i < 4; i++)
+       mbr.entries[i].flag = 0x0;
+      mbr.entries[index].flag = 0x80;
+    }
+  else
+    mbr.entries[index].flag = 0x0;
+
+   /* Write the MBR.  */
+  grub_disk_write (dev->disk, 0, 0, sizeof (mbr), (char *) &mbr);
+
+  dev->disk->partition = part;
+
+  return GRUB_ERR_NONE;
+}
+
+static struct grub_parttool_argdesc grub_pcpart_typeargs[] =
+{
+  {"type", "Change partition type", GRUB_PARTTOOL_ARG_VAL},
+  {"hidden", "Make partition hidden", GRUB_PARTTOOL_ARG_BOOL},
+  {0, 0, 0}
+};
+
+static grub_err_t grub_pcpart_type (const grub_device_t dev, 
+                                   const struct grub_parttool_args *args)
+{
+  int index;
+  grub_uint8_t type;
+  grub_partition_t part;
+  struct grub_pc_partition_mbr mbr;
+
+  index = dev->disk->partition->index;
+  part = dev->disk->partition;
+  dev->disk->partition = 0;
+
+  /* Read the parttable.  */
+  if (grub_disk_read (dev->disk, part->offset, 0, 
+                     sizeof (mbr), (char *) &mbr))
+    {
+      dev->disk->partition = part;
+      return grub_errno;
+    }
+
+  if (args[0].set)
+    type = grub_strtoul (args[0].str, 0, 0);
+  else
+    type = mbr.entries[index].type;
+
+  if (args[1].set)
+    {
+      if (args[1].bool)
+       type |= GRUB_PC_PARTITION_TYPE_HIDDEN_FLAG;
+      else
+       type &= ~GRUB_PC_PARTITION_TYPE_HIDDEN_FLAG;
+    }
+
+  if (grub_pc_partition_is_empty (type) 
+      || grub_pc_partition_is_extended (type))
+    {
+      dev->disk->partition = part;
+      return grub_error (GRUB_ERR_BAD_ARGUMENT, "invalid type");
+    }
+
+  mbr.entries[index].type = type;
+
+   /* Write the parttable.  */
+  grub_disk_write (dev->disk, part->offset, 0, 
+                  sizeof (mbr), (char *) &mbr);
+
+  dev->disk->partition = part;
+
+  return GRUB_ERR_NONE;
+}
+
+GRUB_MOD_INIT (pcpart)
+{
+  (void)mod;                   /* To stop warning. */
+
+  activate_table_handle = grub_parttool_register("pc_partition_map", 
+                                                grub_pcpart_boot,
+                                                grub_pcpart_bootargs);
+  type_table_handle = grub_parttool_register("pc_partition_map", 
+                                            grub_pcpart_type,
+                                            grub_pcpart_typeargs);
+ 
+}
+GRUB_MOD_FINI(pcpart)
+{
+  grub_parttool_unregister (activate_table_handle);
+  grub_parttool_unregister (type_table_handle);
+}

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