o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
/*
2004-03-30 23:35:44 +04:00
* Copyright ( C ) 2001 - 2004 Sistina Software , Inc . All rights reserved .
* Copyright ( C ) 2004 Red Hat , Inc . All rights reserved .
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
*
2004-03-30 23:35:44 +04:00
* This file is part of LVM2 .
*
* This copyrighted material is made available to anyone wishing to use ,
* modify , copy , or redistribute it subject to the terms and conditions
* of the GNU General Public License v .2 .
*
* 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 . , 59 Temple Place , Suite 330 , Boston , MA 02111 - 1307 USA
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
*/
2002-11-18 17:01:16 +03:00
# include "lib.h"
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
# include "filter-regex.h"
# include "device.h"
struct rfilter {
2005-10-17 03:03:59 +04:00
struct dm_pool * mem ;
dm_bitset_t accept ;
2007-04-27 22:52:05 +04:00
struct dm_regex * engine ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
} ;
2005-10-17 03:03:59 +04:00
static int _extract_pattern ( struct dm_pool * mem , const char * pat ,
char * * regex , dm_bitset_t accept , int ix )
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
{
char sep , * r , * ptr ;
/*
* is this an accept or reject pattern
*/
switch ( * pat ) {
case ' a ' :
2005-10-17 03:03:59 +04:00
dm_bit_set ( accept , ix ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
break ;
case ' r ' :
2005-10-17 03:03:59 +04:00
dm_bit_clear ( accept , ix ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
break ;
default :
log_info ( " pattern must begin with 'a' or 'r' " ) ;
return 0 ;
}
pat + + ;
/*
2004-03-30 18:36:50 +04:00
* get the separator
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
*/
switch ( * pat ) {
case ' ( ' :
sep = ' ) ' ;
break ;
case ' [ ' :
sep = ' ] ' ;
break ;
case ' { ' :
sep = ' } ' ;
break ;
default :
sep = * pat ;
}
pat + + ;
/*
* copy the regex
*/
2005-10-17 03:03:59 +04:00
if ( ! ( r = dm_pool_strdup ( mem , pat ) ) ) {
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
stack ;
return 0 ;
}
/*
* trim the trailing character , having checked it ' s sep .
*/
ptr = r + strlen ( r ) - 1 ;
if ( * ptr ! = sep ) {
2004-03-30 18:36:50 +04:00
log_info ( " invalid separator at end of regex " ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
return 0 ;
}
* ptr = ' \0 ' ;
2002-12-20 02:25:55 +03:00
regex [ ix ] = r ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
return 1 ;
}
2001-10-25 15:34:55 +04:00
static int _build_matcher ( struct rfilter * rf , struct config_value * val )
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
{
2005-10-17 03:03:59 +04:00
struct dm_pool * scratch ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
struct config_value * v ;
char * * regex ;
2002-12-20 02:25:55 +03:00
unsigned count = 0 ;
int i , r = 0 ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
2007-04-27 22:52:05 +04:00
if ( ! ( scratch = dm_pool_create ( " filter dm_regex " , 1024 ) ) )
2007-04-26 20:44:59 +04:00
return_0 ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
/*
* count how many patterns we have .
*/
for ( v = val ; v ; v = v - > next ) {
if ( v - > type ! = CFG_STRING ) {
2007-04-26 20:44:59 +04:00
log_error ( " filter patterns must be enclosed in quotes " ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
goto out ;
}
count + + ;
}
/*
* allocate space for them
*/
2007-04-26 20:44:59 +04:00
if ( ! ( regex = dm_pool_alloc ( scratch , sizeof ( * regex ) * count ) ) )
goto_out ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
/*
* create the accept / reject bitset
*/
2005-10-17 03:03:59 +04:00
rf - > accept = dm_bitset_create ( rf - > mem , count ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
/*
* fill the array back to front because we
* want the opposite precedence to what
* the matcher gives .
*/
for ( v = val , i = count - 1 ; v ; v = v - > next , i - - )
2002-04-24 22:20:51 +04:00
if ( ! _extract_pattern ( scratch , v - > v . str , regex , rf - > accept , i ) ) {
2007-04-26 20:44:59 +04:00
log_error ( " invalid filter pattern " ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
goto out ;
}
/*
* build the matcher .
*/
2007-04-27 22:52:05 +04:00
if ( ! ( rf - > engine = dm_regex_create ( rf - > mem , ( const char * * ) regex ,
count ) ) )
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
stack ;
r = 1 ;
2002-04-24 22:20:51 +04:00
out :
2005-10-17 03:03:59 +04:00
dm_pool_destroy ( scratch ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
return r ;
}
static int _accept_p ( struct dev_filter * f , struct device * dev )
{
2001-11-12 20:06:33 +03:00
int m , first = 1 , rejected = 0 ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
struct rfilter * rf = ( struct rfilter * ) f - > private ;
2001-10-25 18:19:39 +04:00
struct str_list * sl ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
2005-06-01 20:51:55 +04:00
list_iterate_items ( sl , & dev - > aliases ) {
2007-04-27 22:52:05 +04:00
m = dm_regex_match ( rf - > engine , sl - > str ) ;
2001-10-25 18:19:39 +04:00
if ( m > = 0 ) {
2005-10-17 03:03:59 +04:00
if ( dm_bit ( rf - > accept , m ) ) {
2007-04-26 20:44:59 +04:00
if ( ! first )
dev_set_preferred_name ( sl , dev ) ;
2001-10-25 18:41:28 +04:00
2001-10-25 18:19:39 +04:00
return 1 ;
2001-10-25 18:41:28 +04:00
}
2001-11-12 20:06:33 +03:00
rejected = 1 ;
}
2001-10-25 18:41:28 +04:00
first = 0 ;
2001-10-25 18:19:39 +04:00
}
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
2004-11-24 23:36:52 +03:00
if ( rejected )
log_debug ( " %s: Skipping (regex) " , dev_name ( dev ) ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
/*
2001-10-25 18:19:39 +04:00
* pass everything that doesn ' t match
* anything .
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
*/
2001-11-12 20:06:33 +03:00
return ! rejected ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
}
2006-04-19 19:33:07 +04:00
static void _regex_destroy ( struct dev_filter * f )
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
{
struct rfilter * rf = ( struct rfilter * ) f - > private ;
2005-10-17 03:03:59 +04:00
dm_pool_destroy ( rf - > mem ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
}
struct dev_filter * regex_filter_create ( struct config_value * patterns )
{
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struct dm_pool * mem = dm_pool_create ( " filter regex " , 10 * 1024 ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
struct rfilter * rf ;
struct dev_filter * f ;
if ( ! mem ) {
stack ;
return NULL ;
}
2007-04-26 20:44:59 +04:00
if ( ! ( rf = dm_pool_alloc ( mem , sizeof ( * rf ) ) ) )
goto_bad ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
rf - > mem = mem ;
2007-04-26 20:44:59 +04:00
if ( ! _build_matcher ( rf , patterns ) )
goto_bad ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
2007-04-26 20:44:59 +04:00
if ( ! ( f = dm_pool_zalloc ( mem , sizeof ( * f ) ) ) )
goto_bad ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
f - > passes_filter = _accept_p ;
2006-04-19 19:33:07 +04:00
f - > destroy = _regex_destroy ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
f - > private = rf ;
return f ;
2002-04-24 22:20:51 +04:00
bad :
2005-10-17 03:03:59 +04:00
dm_pool_destroy ( mem ) ;
o Filter for the dev cache that takes values from config file:
devices {
# first match is final, eg. /dev/ide/cdrom
# get's rejected due to the first pattern
filter=["r/cdrom/", # don't touch the music !
"a/hd[a-d][0-9]+/",
"a/ide/",
"a/sd/",
"a/md/",
"a|loop/[0-9]+|", # accept devfs style loop back
"r/loop/", # and reject old style
"a/dasd/",
"a/dac960/",
"a/nbd/",
"a/ida/",
"a/cciss/",
"a/ubd/",
"r/.*/"] # reject all others
}
Alasdair this is ready to roll into the tools now.
2001-10-19 22:20:37 +04:00
return NULL ;
}