add xentools12 package:

The Xen virtual machine monitor allows running several virtual machines
on a single physical machine.  The xentools12 package contains the
tools to create, destroy and control the virtual machines.

The xentools12 package contains the tools for Xen v1.2.

13 files changed, 496 insertions, 0 deletions

diff --git a/sysutils/xentools12/patches/patch-aa b/sysutils/xentools12/patches/patch-aa
new file mode 100644
index 00000000000..c05a1739861
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-aa
@@ -0,0 +1,14 @@
+$NetBSD: patch-aa,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- balloon/Makefile.orig	2004-04-18 04:29:14.000000000 +0200
++++ balloon/Makefile
+@@ -5,8 +5,7 @@ $(TARGET): balloon.c
+ 	$(CC) -O2 -Wall -o $(TARGET) balloon.c
+ 
+ install: $(TARGET)
+-	mkdir -p $(prefix)/usr/bin
+-	cp -a $(TARGET) $(prefix)/usr/bin
++	${BSD_INSTALL_PROGRAM} $(TARGET) ${PREFIX}/bin
+ 
+ dist: $(TARGET)
+ 	mkdir -p ../../../install/bin
diff --git a/sysutils/xentools12/patches/patch-ab b/sysutils/xentools12/patches/patch-ab
new file mode 100644
index 00000000000..96402d73eee
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ab
@@ -0,0 +1,16 @@
+$NetBSD: patch-ab,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- balloon/balloon.c.orig	2004-04-18 04:29:13.000000000 +0200
++++ balloon/balloon.c
+@@ -31,7 +31,11 @@ typedef struct user_balloon_op {
+ 
+ static int open_balloon_proc()
+ {
++#if defined(__linux__)
+     return open("/proc/xeno/balloon", O_RDWR);
++#elif defined(__NetBSD__)
++    return open("/kern/xen/balloon", O_RDWR);
++#endif
+ }
+ 
+ /* inflate balloon function signals to kernel it should relinquish memory */
diff --git a/sysutils/xentools12/patches/patch-ac b/sysutils/xentools12/patches/patch-ac
new file mode 100644
index 00000000000..5bba5215666
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ac
@@ -0,0 +1,28 @@
+$NetBSD: patch-ac,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- examples/Makefile.orig	2004-04-18 04:29:14.000000000 +0200
++++ examples/Makefile
+@@ -12,15 +12,16 @@ ETC	 = defaults democd netbsd
+ INITD    = xendomains
+ 
+ all: 
++	[ -f xc_dom_create.py-pre ] || ${MV} xc_dom_create.py xc_dom_create.py-pre
++	${SED} -e 's|@PKG_SYSCONFDIR@|${PKG_SYSCONFDIR}|g' \
++		xc_dom_create.py-pre > xc_dom_create.py
+ 
+ install: all
+-	mkdir -p $(prefix)/usr/bin
+-	cp -a $(INSTALL) $(prefix)/usr/bin
+-	#chmod 755 $(INSTALL)
+-	mkdir -p $(prefix)/etc/xc
+-	for i in $(ETC) ; do [ ! -e $(prefix)/etc/xc/$$i ] && echo Install $$i && cp $$i $(prefix)/etc/xc/ ; done || true
+-	mkdir -p $(prefix)/etc/xc/auto
+-	for i in $(INITD) ; do [ -e $(prefix)/etc/init.d/ ] && [ ! -e $(prefix)/etc/init.d/$$i ] && cp $$i $(prefix)/etc/init.d/ ; done || true
++	${BSD_INSTALL_SCRIPT} $(INSTALL) ${PREFIX}/bin
++	${BSD_INSTALL_DATA_DIR} ${EGDIR}
++	${BSD_INSTALL_DATA} $(ETC) ${EGDIR}
++	#mkdir -p $(prefix)/etc/xc/auto
++	#for i in $(INITD) ; do [ -e $(prefix)/etc/init.d/ ] && [ ! -e $(prefix)/etc/init.d/$$i ] && cp $$i $(prefix)/etc/init.d/ ; done || true
+ 
+ dist: all
+ 	mkdir -p ../../../install/bin
diff --git a/sysutils/xentools12/patches/patch-ad b/sysutils/xentools12/patches/patch-ad
new file mode 100644
index 00000000000..6102f862ef4
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ad
@@ -0,0 +1,13 @@
+$NetBSD: patch-ad,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- examples/xc_dom_create.py.orig	2004-04-18 04:29:16.000000000 +0200
++++ examples/xc_dom_create.py
+@@ -2,7 +2,7 @@
+ 
+ import Xc, XenoUtil, string, sys, os, time, socket, getopt, signal, syslog
+ 
+-config_dir  = '/etc/xc/'
++config_dir  = '@PKG_SYSCONFDIR@/'
+ config_file = xc_config_file = config_dir + 'defaults'
+ 
+ def main_usage ():
diff --git a/sysutils/xentools12/patches/patch-ae b/sysutils/xentools12/patches/patch-ae
new file mode 100644
index 00000000000..1d346ce70c5
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ae
@@ -0,0 +1,33 @@
+$NetBSD: patch-ae,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- misc/Makefile.orig	2004-04-18 04:29:10.000000000 +0200
++++ misc/Makefile
+@@ -2,6 +2,7 @@
+ CC        = gcc
+ CFLAGS    = -Wall -O3 
+ EXTRA_INC = -I../../xen/include -I../../xenolinux-sparse/include -I../xc/lib
++EXTRA_INC += -I../../../netbsd-xen-kernel-headers
+ 
+ HDRS     = $(wildcard *.h)
+ SRCS     = $(wildcard *.c)
+@@ -9,18 +10,12 @@ OBJS     = $(patsubst %.c,%.o,$(SRCS))
+ 
+ TARGETS  = xen_read_console xen_cpuperf
+ 
+-INSTALL  = $(TARGETS) xen-mkdevnodes xen_nat_enable xen-clone 
++INSTALL  = $(TARGETS) # xen-mkdevnodes xen_nat_enable xen-clone 
+ 
+ all: $(TARGETS)
+-	$(MAKE) -C miniterm	
+ 
+ install: all
+-	mkdir -p $(prefix)/usr/bin
+-	cp -a $(INSTALL) $(prefix)/usr/bin
+-	chmod 755 $(prefix)/usr/bin/xen-mkdevnodes
+-	chmod 755 $(prefix)/usr/bin/xen_nat_enable
+-	chmod 755 $(prefix)/usr/bin/xen-clone
+-	$(MAKE) -C miniterm install
++	${BSD_INSTALL_PROGRAM} $(INSTALL) ${PREFIX}/bin
+ 
+ dist: all
+ 	mkdir -p ../../../install/bin
diff --git a/sysutils/xentools12/patches/patch-af b/sysutils/xentools12/patches/patch-af
new file mode 100644
index 00000000000..f675467a69c
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-af
@@ -0,0 +1,23 @@
+$NetBSD: patch-af,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- misc/xen_cpuperf.c.orig	2004-04-18 04:29:11.000000000 +0200
++++ misc/xen_cpuperf.c
+@@ -9,7 +9,9 @@
+ 
+ #include <sys/types.h>
+ #include <sched.h>
++#if defined(__linux__)
+ #include <error.h>
++#endif
+ #include <stdio.h>
+ #include <unistd.h>
+ #include <stdlib.h>
+@@ -217,7 +219,7 @@ int main(int argc, char **argv)
+         }
+     }
+ 
+-    if ( (privfd = open("/proc/xeno/privcmd", O_RDWR)) == -1 )
++    if ( (privfd = open(PRIVCMD_PATH, O_RDWR)) == -1 )
+     {
+         fprintf(stderr, "Could not open privileged Xen control interface.\n");
+         exit(1);
diff --git a/sysutils/xentools12/patches/patch-ag b/sysutils/xentools12/patches/patch-ag
new file mode 100644
index 00000000000..1bf47932317
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ag
@@ -0,0 +1,27 @@
+$NetBSD: patch-ag,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/Makefile.orig	2004-04-18 04:29:11.000000000 +0200
++++ xc/lib/Makefile
+@@ -6,6 +6,7 @@ SONAME   = libxc.so.$(MAJOR)
+ CC       = gcc
+ CFLAGS   = -c -Wall -O3 
+ CFLAGS  += -I../../../xen/include -I../../../xenolinux-sparse/include
++CFLAGS	+= -I../../../../netbsd-xen-kernel-headers
+ 
+ HDRS     = $(wildcard *.h)
+ OBJS     = $(patsubst %.c,%.o,$(wildcard *.c))
+@@ -23,12 +24,8 @@ check-for-zlib:
+ 	fi
+ 
+ install: all
+-	mkdir -p $(prefix)/usr/lib
+-	mkdir -p $(prefix)/usr/include
+-	cp -a $(LIB) $(prefix)/usr/lib
+-	chmod 755 $(prefix)/usr/lib/$(LIB)
+-	cp xc.h $(prefix)/usr/include
+-	chmod 644 $(prefix)/usr/include/xc.h
++	${BSD_INSTALL_PROGRAM} $(LIB) ${PREFIX}/lib
++	${BSD_INSTALL_DATA} xc.h ${PREFIX}/include
+ 
+ dist: all
+ 	mkdir -p ../../../../install/lib
diff --git a/sysutils/xentools12/patches/patch-ah b/sysutils/xentools12/patches/patch-ah
new file mode 100644
index 00000000000..244eff6ee1f
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ah
@@ -0,0 +1,26 @@
+$NetBSD: patch-ah,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/xc_linux_build.c.orig	2004-04-18 04:29:15.000000000 +0200
++++ xc/lib/xc_linux_build.c
+@@ -222,6 +222,10 @@ static int setup_guestos(int xc_handle,
+     if ( (vl2tab = map_pfn(pm_handle, l2tab >> PAGE_SHIFT)) == NULL )
+         goto error_out;
+     memset(vl2tab, 0, PAGE_SIZE);
++    unmap_pfn(pm_handle, vl2tab);
++    if ( (vl2tab = map_pfn_ro(pm_handle, l2tab >> PAGE_SHIFT)) == NULL )
++        goto error_out;
++    mlock(vl2tab, PAGE_SIZE);
+     vl2e = vl2tab + l2_table_offset(virt_load_addr);
+     for ( count = 0; count < tot_pages; count++ )
+     {    
+@@ -231,6 +235,10 @@ static int setup_guestos(int xc_handle,
+             if ( (vl1tab = map_pfn(pm_handle, l1tab >> PAGE_SHIFT)) == NULL )
+                 goto error_out;
+             memset(vl1tab, 0, PAGE_SIZE);
++            unmap_pfn(pm_handle, vl1tab);
++            if ( (vl1tab = map_pfn_ro(pm_handle, l1tab >> PAGE_SHIFT)) == NULL )
++                goto error_out;
++            mlock(vl1tab, PAGE_SIZE);
+             alloc_index--;
+   
+             vl1e = vl1tab + l1_table_offset(virt_load_addr + 
diff --git a/sysutils/xentools12/patches/patch-ai b/sysutils/xentools12/patches/patch-ai
new file mode 100644
index 00000000000..69d8093da97
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ai
@@ -0,0 +1,13 @@
+$NetBSD: patch-ai,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/xc_misc.c.orig	2004-04-18 04:29:12.000000000 +0200
++++ xc/lib/xc_misc.c
+@@ -8,7 +8,7 @@
+ 
+ int xc_interface_open(void)
+ {
+-    int fd = open("/proc/xeno/privcmd", O_RDWR);
++    int fd = open(PRIVCMD_PATH, O_RDWR);
+     if ( fd == -1 )
+         PERROR("Could not obtain handle on privileged command interface");
+     return fd;
diff --git a/sysutils/xentools12/patches/patch-aj b/sysutils/xentools12/patches/patch-aj
new file mode 100644
index 00000000000..514e8d5d4c7
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-aj
@@ -0,0 +1,26 @@
+$NetBSD: patch-aj,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/xc_netbsd_build.c.orig	2004-04-18 04:29:16.000000000 +0200
++++ xc/lib/xc_netbsd_build.c
+@@ -157,6 +157,10 @@ static int setup_guestos(int xc_handle,
+     if ( (vl2tab = map_pfn(pm_handle, l2tab >> PAGE_SHIFT)) == NULL )
+         goto error_out;
+     memset(vl2tab, 0, PAGE_SIZE);
++    unmap_pfn(pm_handle, vl2tab);
++    if ( (vl2tab = map_pfn_ro(pm_handle, l2tab >> PAGE_SHIFT)) == NULL )
++        goto error_out;
++    mlock(vl2tab, PAGE_SIZE);
+     vl2e = vl2tab + l2_table_offset(*virt_load_addr);
+     for ( count = 0; count < tot_pages; count++ )
+     {    
+@@ -166,6 +170,10 @@ static int setup_guestos(int xc_handle,
+             if ( (vl1tab = map_pfn(pm_handle, l1tab >> PAGE_SHIFT)) == NULL )
+                 goto error_out;
+             memset(vl1tab, 0, PAGE_SIZE);
++            unmap_pfn(pm_handle, vl1tab);
++            if ( (vl1tab = map_pfn_ro(pm_handle, l1tab >> PAGE_SHIFT)) == NULL )
++                goto error_out;
++            mlock(vl1tab, PAGE_SIZE);
+             alloc_index--;
+   
+             vl1e = vl1tab + l1_table_offset(*virt_load_addr + 
diff --git a/sysutils/xentools12/patches/patch-ak b/sysutils/xentools12/patches/patch-ak
new file mode 100644
index 00000000000..9191870df24
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-ak
@@ -0,0 +1,29 @@
+$NetBSD: patch-ak,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/xc_private.c.orig	2004-04-18 04:29:09.000000000 +0200
++++ xc/lib/xc_private.c
+@@ -8,7 +8,7 @@
+ 
+ int init_pfn_mapper(void)
+ {
+-    return open("/dev/mem", O_RDWR);
++    return open("/kern/xen/machmem", O_RDWR);
+ }
+ 
+ int close_pfn_mapper(int pm_handle)
+@@ -25,6 +25,15 @@ void *map_pfn(int pm_handle, unsigned lo
+     return vaddr;
+ }
+ 
++void *map_pfn_ro(int pm_handle, unsigned long pfn)
++{
++    void *vaddr = mmap(NULL, PAGE_SIZE, PROT_READ,
++                       MAP_SHARED, pm_handle, pfn << PAGE_SHIFT);
++    if ( vaddr == MAP_FAILED )
++        return NULL;
++    return vaddr;
++}
++
+ void unmap_pfn(int pm_handle, void *vaddr)
+ {
+     (void)munmap(vaddr, PAGE_SIZE);
diff --git a/sysutils/xentools12/patches/patch-al b/sysutils/xentools12/patches/patch-al
new file mode 100644
index 00000000000..2af708a7f0c
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-al
@@ -0,0 +1,34 @@
+$NetBSD: patch-al,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/lib/xc_private.h.orig	2004-04-18 04:29:14.000000000 +0200
++++ xc/lib/xc_private.h
+@@ -16,11 +16,21 @@
+ 
+ #include "xc.h"
+ 
++#if defined(__linux__)
+ #include <asm-xeno/proc_cmd.h>
++#elif defined(__NetBSD__)
++#include <sys/xenio.h>
++#endif
+ #include <hypervisor-ifs/hypervisor-if.h>
+ #include <hypervisor-ifs/dom0_ops.h>
+ #include <hypervisor-ifs/vbd.h>
+ 
++#if defined(__linux__)
++#define	PRIVCMD_PATH "/proc/xeno/privcmd"
++#elif defined(__NetBSD__)
++#define	PRIVCMD_PATH "/kern/xen/privcmd"
++#endif
++
+ #define _PAGE_PRESENT   0x001
+ #define _PAGE_RW        0x002
+ #define _PAGE_USER      0x004
+@@ -149,6 +159,7 @@ static inline int do_block_io_op(int xc_
+ int init_pfn_mapper(void);
+ int close_pfn_mapper(int pm_handle);
+ void *map_pfn(int pm_handle, unsigned long pfn);
++void *map_pfn_ro(int pm_handle, unsigned long pfn);
+ void unmap_pfn(int pm_handle, void *vaddr);
+ 
+ #endif /* __XC_PRIVATE_H__ */
diff --git a/sysutils/xentools12/patches/patch-am b/sysutils/xentools12/patches/patch-am
new file mode 100644
index 00000000000..42e6ff0cfad
--- /dev/null
+++ b/sysutils/xentools12/patches/patch-am
@@ -0,0 +1,214 @@
+$NetBSD: patch-am,v 1.1 2004/05/08 18:24:00 cl Exp $
+
+--- xc/py/XenoUtil.py.orig	2004-04-18 04:29:13.000000000 +0200
++++ xc/py/XenoUtil.py
+@@ -25,26 +25,40 @@ except ImportError:
+     # on failure, just catch the error, don't do anything
+     pass
+ 
++os_ifs = {'Linux' : 'eth0', 'NetBSD' : 'xennet0'}
++default_if = os_ifs[os.uname()[0]]
++
++os_vfr_paths = {'Linux' : '/proc/xeno/vfr', 'NetBSD' : '/kern/xen/vfr'}
++vfr_path = os_vfr_paths[os.uname()[0]]
++
++os_ipgw_cmds = {'Linux' : '/sbin/route -n',
++               'NetBSD' : '/sbin/route -n get default'}
++ipgw_cmd = os_ipgw_cmds[os.uname()[0]]
++
++os_ipgw_res = {'Linux' : '^\S+\s+([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)' +
++                        '\s+\S+\s+\S*G.*%s.*',         
++              'NetBSD' : 'gateway:\s([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)(?:%s)?'}
++ipgw_re = os_ipgw_res[os.uname()[0]]
+ 
+ ##### Networking-related functions
+ 
+-def get_current_ipaddr(dev='eth0'):
++def get_current_ipaddr(dev=default_if):
+     """Return a string containing the primary IP address for the given
+-    network interface (default 'eth0').
+-    """
++    network interface (default '%s').
++    """ % default_if
+     fd = os.popen( '/sbin/ifconfig ' + dev + ' 2>/dev/null' )
+     lines = fd.readlines()
+     for line in lines:
+-        m = re.search( '^\s+inet addr:([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+).*',
++        m = re.search( '^\s+inet (?:addr:)?([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+).*',
+                        line )
+         if m:
+             return m.group(1)
+     return None
+ 
+-def get_current_ipmask(dev='eth0'):
++def get_current_ipmask(dev=default_if):
+     """Return a string containing the primary IP netmask for the given
+-    network interface (default 'eth0').
+-    """
++    network interface (default '%s').
++    """ % default_if
+     fd = os.popen( '/sbin/ifconfig ' + dev + ' 2>/dev/null' )
+     lines = fd.readlines()
+     for line in lines:
+@@ -52,17 +66,22 @@ def get_current_ipmask(dev='eth0'):
+                        line )
+         if m:
+             return m.group(1)
++        m = re.search( '^.+netmask (0x[0-9a-f]+)\s',
++                       line )
++        if m:
++            a = int(m.group(1), 16)
++            return '%d.%d.%d.%d' % ( ((a>>24)&0xff), ((a>>16)&0xff),
++                             ((a>>8)&0xff), (a&0xff) )
+     return None
+ 
+-def get_current_ipgw(dev='eth0'):
++def get_current_ipgw(dev=default_if):
+     """Return a string containing the IP gateway for the given
+-    network interface (default 'eth0').
+-    """
+-    fd = os.popen( '/sbin/route -n' )
++    network interface (default '%s').
++    """ % default_if
++    fd = os.popen( ipgw_cmd )
+     lines = fd.readlines()
+     for line in lines:
+-        m = re.search( '^\S+\s+([0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)' +
+-                       '\s+\S+\s+\S*G.*' + dev + '.*', line )
++        m = re.search( ipgw_re % dev, line )
+         if m:
+             return m.group(1)
+     return None
+@@ -72,7 +91,7 @@ def setup_vfr_rules_for_vif(dom,vif,addr
+     is expressed as a textual dotted quad, and set up appropriate routing
+     rules in Xen. No return value.
+     """
+-    fd = os.open( '/proc/xeno/vfr', os.O_WRONLY )
++    fd = os.open( vfr_path, os.O_WRONLY )
+     if ( re.search( '169\.254', addr) ):
+         os.write( fd, 'ADD ACCEPT srcaddr=' + addr +
+                   ' srcaddrmask=255.255.255.255' +
+@@ -117,14 +136,42 @@ def check_subnet( ip, network, netmask )
+ 
+ ##### VBD-related Functions
+ 
++# ls -l /dev/hd[a-z] /dev/sd[a-z] /dev/scd* | sed -e 's#/dev/##' -e 's#,##'
++# | awk -v ORS=" " '{print "'\''" $10 "'\'':" $5 * 256 + $6 "," }';
++blkdev_name_to_number_dict = {
++    'hda':768, 'hdb':832, 'hdc':5632, 'hdd':5696, 'hde':8448,
++    'hdf':8512, 'hdg':8704, 'hdh':8768, 'hdi':14336, 'hdj':14400,
++    'hdk':14592, 'hdl':14656,
++    'sda':2048, 'sdb':2064, 'sdc':2080, 'sdd':2096,
++    'sde':2112, 'sdf':2128, 'sdg':2144, 'sdh':2160,
++    'scd0':2816, 'scd1':2817, 'scd10':2826, 'scd11':2827,
++    'scd12':2828, 'scd13':2829, 'scd14':2830, 'scd15':2831,
++    'scd16':2832, 'scd2':2818, 'scd3':2819, 'scd4':2820,
++    'scd5':2821, 'scd6':2822, 'scd7':2823, 'scd8':2824,
++    'scd9':2825
++    }
++
+ def blkdev_name_to_number(name):
+     """Take the given textual block-device name (e.g., '/dev/sda1',
+-    'hda') and return the device number used by the OS. """
++    'hda') and return the device number used by Xen. """
+ 
+-    if not re.match( '/dev/', name ):
+-        name = '/dev/' + name
+-        
+-    return os.stat(name).st_rdev
++    m = re.search( '/dev/(.+)', name )
++    if m:
++        name = m.group(1)
++
++    try:
++        return blkdev_name_to_number_dict[name]
++    except KeyError:
++        pass
++
++    m = re.search( '^(...)([0-9]+)', name )
++    if not m:
++        return None
++
++    try:
++        return blkdev_name_to_number_dict[m.group(1)] + int( m.group(2) )
++    except KeyError:
++        return None
+ 
+ # lookup_blkdev_partn_info( '/dev/sda3' )
+ def lookup_raw_partn(partition):
+@@ -137,6 +184,11 @@ def lookup_raw_partn(partition):
+         type:         'Disk' or identifying name for partition type
+     """
+ 
++    os_lookup = { 'Linux' : lookup_raw_partn_linux,
++                  'NetBSD' : lookup_raw_partn_netbsd }
++    return os_lookup[os.uname()[0]](partition)
++
++def lookup_raw_partn_linux(partition):
+     if not re.match( '/dev/', partition ):
+         partition = '/dev/' + partition
+ 
+@@ -168,6 +220,37 @@ def lookup_raw_partn(partition):
+     
+     return None
+ 
++def lookup_raw_partn_netbsd(partition):
++    m = re.search( '^(?:/dev/)?([a-z]+[0-9]+)([a-z]*)', partition )
++    if not m:
++        return None
++
++    drive = m.group(1)
++    partition = m.group(2)
++
++    fd = os.popen( '/sbin/sysctl -n ' +
++        'machdep.domain0.diskcookie.%s' % drive )
++    try:
++        cookie = int(fd.readline())
++    except ValueError:
++        cookie = -1
++    fd.close()
++
++    fd = os.popen( '/sbin/disklabel %s' % drive )
++    lines = fd.readlines()
++    for line in lines:
++        # #        size    offset     fstype [fsize bsize cpg/sgs]
++        #  a:  80555328   9514512     4.2BSD   2048 16384 28624
++        m = re.search( '^\s+%s:\s*([0-9]+)\s+([0-9]+)\s+' % partition,
++                       line )
++        if m:
++            return [ { 'device' : int(cookie),
++                       'start_sector' : long(m.group(2)),
++                       'nr_sectors' : long(m.group(1)),
++                       'type' : '0' } ]
++
++    return None
++
+ def lookup_disk_uname( uname ):
+     """Lookup a list of segments for either a physical or a virtual device.
+     uname [string]:  name of the device in the format \'vd:id\' for a virtual
+@@ -905,11 +988,12 @@ def vd_extents_validate(new_extents,new_
+             vbd_ext['writeable'] = vbd['writeable']
+             old_extents.append(vbd_ext)
+             
+-    ##### Now scan /proc/mounts for compile a list of extents corresponding to
++    ##### Now scan /bin/mount for compile a list of extents corresponding to
+     ##### any devices mounted in DOM0.  This list is added on to old_extents
+ 
+-    regexp = re.compile("/dev/(\S*) \S* \S* (..).*")
+-    fd = open('/proc/mounts', "r")
++    mount_cmd = { 'Linux' : '/bin/mount', 'NetBSD' : '/sbin/mount' }
++    regexp = re.compile("/dev/(\S*) on \S* type \S* \(([^\),]*)")
++    fd = os.popen(mount_cmd[os.uname()[0]])
+ 
+     while True:
+         line = fd.readline()
+@@ -932,7 +1016,8 @@ def vd_extents_validate(new_extents,new_
+ 
+         # set a writeable flag as appropriate
+         for ext in ext_list:
+-            ext['writeable'] = m.group(2) == 'rw'
++            ext['writeable'] = (m.group(2) != 'ro' and
++                m.group(2) != 'read-only')
+ 
+         # now we've got here, the contents of ext_list are in a
+         # suitable format to be added onto the old_extents list, ready