defined(&OBD_IOC_COPY);
eval 'sub OBD_IOC_MIGR () { &_IOC(3, ord(\'f\'), 23, 4);}' unless
defined(&OBD_IOC_MIGR);
+eval 'sub OBD_IOC_PUNCH () { &_IOC(3, ord(\'f\'), 24, 4);}' unless
+ defined(&OBD_IOC_PUNCH);
eval 'sub OBD_SNAP_SETTABLE () { &_IOC(3, ord(\'f\'), 40, 4);}' unless
defined(&OBD_SNAP_SETTABLE);
eval 'sub OBD_SNAP_PRINTTABLE () { &_IOC(3, ord(\'f\'), 41, 4);}' unless
# this may be different on other architectures
# we use 32-bit integers for all 64-bit quantities in this program
-# #define OBD_INLINESZ 60
-# #define OBD_OBDMDSZ 60
+# #define OBD_INLINESZ 60
+# #define OBD_OBDMDSZ 60
# /* Note: 64-bit types are 64-bit aligned in structure */
# struct obdo {
-# obd_id o_id;
-# obd_gr o_gr;
-# obd_time o_atime;
-# obd_time o_mtime;
-# obd_time o_ctime;
-# obd_size o_size;
-# obd_blocks o_blocks;
-# obd_blksize o_blksize;
-# obd_mode o_mode;
-# obd_uid o_uid;
-# obd_gid o_gid;
-# obd_flag o_flags;
-# obd_flag o_obdflags;
-# obd_count o_nlink;
-# obd_count o_generation;
-# obd_flag o_valid; /* hot fields in this obdo */
-# char o_inline[60];
-# char o_obdmd[60];
-# struct list_head o_list;
-# struct obd_ops *o_op;
+# obd_id o_id;
+# obd_gr o_gr;
+# obd_time o_atime;
+# obd_time o_mtime;
+# obd_time o_ctime;
+# obd_size o_size;
+# obd_blocks o_blocks;
+# obd_blksize o_blksize;
+# obd_mode o_mode;
+# obd_uid o_uid;
+# obd_gid o_gid;
+# obd_flag o_flags;
+# obd_flag o_obdflags;
+# obd_count o_nlink;
+# obd_count o_generation;
+# obd_flag o_valid; /* hot fields in this obdo */
+# char o_inline[60];
+# char o_obdmd[60];
+# struct list_head o_list;
+# struct obd_ops *o_op;
# };
sub obdo_pack {
$obdo->{gid},
$obdo->{flags},
$obdo->{obdflags},
- $obdo->{nlink},
- $obdo->{generation},
- $obdo->{valid},
+ $obdo->{nlink},
+ $obdo->{generation},
+ $obdo->{valid},
$obdo->{inline},
$obdo->{obdmd},
0, 0, # struct list_head
my $command;
my $arg;
+my @procsysobd_objects = ('debug', 'index', 'reset', 'trace', 'vars');
+
my %commands =
- ('device' => {func => "Device", doc => "device <dev>: open another OBD device"},
+ ('status' => {func => "Status", doc => "status: show obd device status"},
+ 'procsys' => {func => "Procsys", doc => "procsys <file> <value> (set /proc/sys/obd configuration)"},
+ 'shell' => {func => "Shell", doc => "shell <shell-command>: execute shell-commands"},
+ 'script' => {func => "Script", doc => "script <filename>: read and execute commands from a file"},
+ 'insmod' => {func => "Insmod", doc => "insmod <module>: insert kernel module"},
+ 'rmmod' => {func => "Rmmod", doc => "rmmod <module>: insert kernel module"},
+ 'lsmod' => {func => "Lsmod", doc => "lsmod <module>: list kernel modules"},
+ 'device' => {func => "Device", doc => "device <dev>: open another OBD device"},
+ 'close' => {func => "Close", doc => "close <dev>: close OBD device"},
'create' => {func => "Create", doc => "create [<num> [<mode> [quiet]]]: create new object(s) (files, unless mode is given)"},
- 'attach' => {func => "Attach", doc => "attach { ext2_obd | snap_obd snapdev snapidx tableno | scsi_obd adapter bus tid lun }: attach this minor device to the specified driver" },
+ 'attach' => {func => "Attach", doc => "attach { obdext2 | obdsnap snapdev snapidx tableno | obdscsi adapter bus tid lun }: attach this minor device to the specified driver" },
'detach' => {func => "Detach", doc => "detach this minor device"},
'testext2iterator' => {func => "TestExt2Iterator", doc => "test ext2 iterator function"},
'snapset' => {func => "SnapSetTable", doc => "snapset <tableno> <file>: set the table (created with snaptable) as table #tableno" },
'migrate' => {func => "Migrate", doc => "migrate <srcid> <tgtid>: migrate data from one object to another"},
'partition' => {func => "Partition", doc => "partition <type> <adapter> <bus> <tid> <lun> <partition> <size>: create a partition"},
'format' => {func => "Format", doc => "format <type> <adapter> <bus> <tid> <lun> <size>: format a partition"},
- 'setup' => {func => "Setup", doc => "setup [type]: link this OBD device to the underlying device (default type ext2_obd)"},
+ 'setup' => {func => "Setup", doc => "setup [type]: link this OBD device to the underlying device (default type obdext2)"},
'connect' => {func => "Connect", doc => "connect: allocates client ID for this session"},
'disconnect' => {func => "Disconnect", doc => "disconnect [id]: frees client resources"},
'sync' => {func => "Sync", doc => "sync: flushes buffers to disk"},
'read' => {func => "Read", doc => "read <id> <count> [offset]: read data from object"},
'fsread' => {func => "Read2", doc => "read <id> <count> [offset]: read data from object"},
'write' => {func => "Write", doc => "write <id> <offset> <text>: write data to object"},
+ 'punch' => {func => "Punch", doc => "punch <id> <start> <count>: punch a hole in object"},
'setattr' => {func => "Setattr", doc => "setattr <id> [mode [uid [gid [size [atime [mtime [ctime]]]]]]]: sets object attributes"},
'getattr' => {func => "Getattr", doc => "getattr <id>: displays object attributes"},
'preallocate' => {func => "Preallocate", doc => "preallocate [num]: requests preallocation of num objects."},
);
#
-# setup completion function
+# setup completion function
#
my @jcm_cmd_list = keys %commands;
# Get going....
-Device($::device);
+#Device($::device);
sub readl {
if ( $file ) {
- my $str = <STDIN>;
- chop($str);
- return $str;
+ my $str = <STDIN>;
+ chop($str);
+ return $str;
} else {
return $term->readline(@_);
}
if ( $file ) {
while ( <STDIN> ) {
print $_;
- execute_line($_);
+ my $rc = execute_line($_);
+ if ($rc != 0) { last; }
}
exit 0;
} else {
$term = new Term::ReadLine 'obdcontrol ';
$attribs = $term->Attribs;
$attribs->{attempted_completion_function} = \&completeme;
- $term->ornaments('md,me,,'); # bold face prompt
+ $term->ornaments('md,me,,'); # bold face prompt
# make sure stdout is not buffered
STDOUT->autoflush(1);
sub completeme {
my ($text, $line, $start, $end) = @_;
if (substr($line, 0, $start) =~ /^\s*$/) {
- $attribs->{completion_word} = \@jcm_cmd_list;
- return $term->completion_matches($text,
- $attribs->{'list_completion_function'});
+ if ($] < 5.6) { # PErl version is less than 5.6.0
+ return (exists $commands{$text}) ? $text : 0;
+#Above line doesn't perform command completion, but
+#perl5.005 Term-ReadLine lacks support for completion matching
+#and perl5.6.0 requires glibc2.2.2 that won't run under Redhat6.2......sigh.
+ }
+ else {
+ $attribs->{completion_word} = \@jcm_cmd_list;
+ return $term->completion_matches($text,
+ $attribs->{'list_completion_function'});
+ }
}
}
my $name;
my @completions = completeme($given, $given, 0, length($given));
if ($#completions == 0) {
- $name = shift @completions;
+ $name = shift @completions;
}
return $name;
my $cmd;
if ( $file ) {
- $cmd = $word;
+ $cmd = $word;
} else {
- $cmd = find_command($word);
+ $cmd = find_command($word);
}
unless ($cmd) {
- printf STDERR "$word: No such command, or not unique.\n";
- return (-1);
+ printf STDERR "$word: No such command, or not unique.\n";
+ return (-1);
}
if ($cmd eq "help" || $cmd eq "exit" || $cmd eq "quit") {
- return (&{$commands{$cmd}->{func}}(@cmdline));
+ return (&{$commands{$cmd}->{func}}(@cmdline));
}
# Call the function.
return (&{$commands{$cmd}->{func}}(@cmdline));
}
+my %opendevfds = ();
# select the OBD device we talk to
sub Device {
my $device = shift;
- if ($::client_id) {
- print "Disconnecting active session ($::client_id)...";
- Disconnect($::client_id);
+ if ( ! $device && ! $::device ) { # first time ever
+ $device = '/dev/obd0';
+ }
+
+ if (($device) && ($::device ne $device)) {
+ local *NEW_OBD;
+ my $newfd;
+
+ if ($::client_id) {
+ print "Disconnecting active session ($::client_id)...";
+ Disconnect($::client_id);
+ }
+
+ if ($opendevfds{$device}) {
+ $::dev_obd = $opendevfds{$device};
+ }
+ else {
+ # Open the device, as we need an FD for the ioctl
+ if (!sysopen(NEW_OBD, $device, 0)) {
+ print "Cannot open $device. Did you insert the obdclass module ?\n";
+ return -1;
+ }
+ print "Openend device $device\n";
+ $opendevfds{$device} = *NEW_OBD;
+ $::dev_obd = *NEW_OBD;
+ }
+ $::device = $device;
+ }
+ print "Current device is $::device\n";
+ return 0;
+}
+
+sub Close {
+ my $device = shift;
+ my $fd2close;
+
+ if ( ! $device && ! $::device ) { # first time ever
+ print "Nothing to close\n";
+ return -1;
+ }
+
+ if ( ! $device ) {
+ $device = $::device;
+ }
+
+ if ($::device eq $device) {
+ if ($::client_id) {
+ print "Disconnecting active session ($::client_id)...";
+ Disconnect($::client_id);
+ }
+ }
+
+ $fd2close = $opendevfds{$device};
+ if ($fd2close) { # XXXX something wrong in this if statement
+ close ($fd2close);
+ $opendevfds{$device} = undef;
+ print "Closed device $device\n";
+ }
+ else {
+ print "Device $device was not open\n";
+ return -1;
+ }
+
+ if ($::device eq $device) {
+ $::dev_obd = undef;
+ $::device = undef;
+ }
+ print "No current device. You just closed the current device ($device).\n";
+ return 0;
+}
+
+sub Script {
+ my $cmdfilename = shift;
+ my $rc = 0;
+ if ( ! $cmdfilename ) {
+ print "please specify a command file name\n";
+ return -1;
+ }
+ if (! open(CMDF, $cmdfilename)) {
+ print "Cannot open $cmdfilename: $!\n";
+ return -1;
+ }
+ while (<CMDF>) {
+ if (/^#/) {
+ next;
+ }
+ print "execute> $_";
+ $rc = execute_line($_);
+ if ($rc != 0) {
+ print "Something went wrong .......command exit status: $rc\n";
+ last;
+ }
}
- if (! $device ) {
- $device = "/dev/obd0";
+ close(CMDF);
+ return $rc;
+}
+
+sub Shell {
+ my $user_shell=$ENV{'SHELL'};
+ print "% $user_shell -c '@_'\n";
+ if ( ! @_ ) {
+ print "please specify a shell command\n";
+ return;
+ }
+ system("$user_shell -c '@_'");
+ return ($? >> 8);
+}
+
+sub Status {
+ my $oldfh = select(STDOUT);
+ $| = 1;
+
+ system('cat /proc/lustre/obd/*/status');
+ my $rc = ($? >> 8);
+
+ select($oldfh);
+ $| = 0;
+
+ return $rc;
+}
+
+sub Procsys {
+ my $set_sysobd = shift;
+ my $value = shift;
+
+ foreach $i (0 .. $#procsysobd_objects) {
+ my $sysobd = $procsysobd_objects[$i];
+
+ if (defined $set_sysobd) {
+ if ($sysobd ne $set_sysobd) { next; }
+
+ if (defined $value) { # set this one
+ system("echo \"$value\" > /proc/sys/obd/$sysobd");
+ }
+ system("echo \"/proc/sys/obd/$sysobd:\"; cat /proc/sys/obd/$sysobd");
+ last;
+ }
+ else {
+ system("echo \"/proc/sys/obd/$sysobd:\"; cat /proc/sys/obd/$sysobd");
+ }
}
- $::device = $device;
- # Open the device, as we need an FD for the ioctl
- sysopen(DEV_OBD, $device, 0) || die "Cannot open $device";
- print "Device now $device\n";
+ return ($? >> 8);
}
+sub Insmod {
+ my $module = shift;
+ system("insmod $module");
+ return ($? >> 8);
+}
+
+sub Rmmod {
+ my $module = shift;
+ system("rmmod $module");
+ return ($? >> 8);
+}
+
+sub Lsmod {
+ my $module = shift;
+ system("lsmod $module");
+ return ($? >> 8);
+}
sub Attach {
my $err = 0;
my $datalen = 0;
if ( ! $type ) {
- print "error: missing type\n";
+ print "error: missing type\n";
usage:
- print "usage: attach {ext2_obd | snap_obd | scsi_obd}\n";
- return;
- }
-
- if ($type eq "scsi_obd" ) {
- my $adapter = shift;
- my $bus = shift;
- my $tid = shift;
- my $lun = shift;
-
- $data = pack("iiii", $adapter, $bus, $tid, $lun);
- $datalen = 4 * 4;
- } elsif ($type eq "snap_obd" ) {
- my $snapdev = shift;
- my $snapidx = shift;
- my $tableno = shift;
-
- $data = pack("iii", $snapdev, $snapidx, $tableno);
- $datalen = 3 * 4;
- } elsif ($type eq "ext2_obd") {
- $data = pack("i", 4711); # bogus data
- $datalen = 0;
+ print "usage: attach {obdext2 | obdsnap | obdscsi | obdtrace }\n";
+ return -1;
+ }
+
+ if ($type eq "obdscsi" ) {
+ my $adapter = shift;
+ my $bus = shift;
+ my $tid = shift;
+ my $lun = shift;
+
+ $data = pack("iiii", $adapter, $bus, $tid, $lun);
+ $datalen = 4 * 4;
+ } elsif ($type eq "obdsnap" ) {
+ my $snapdev = shift;
+ my $snapidx = shift;
+ my $tableno = shift;
+
+ $data = pack("iii", $snapdev, $snapidx, $tableno);
+ $datalen = 3 * 4;
+ } elsif ($type eq "obdext2") {
+ $data = pack("i", 4711); # bogus data
+ $datalen = 4;
+ } elsif ($type eq "obdtrace") {
+ $data = pack("i", 4711); # bogus data
+ $datalen = 4;
} else {
- print "error: unknown attach type $type\n";
- goto usage;
+ print "error: unknown attach type $type\n";
+ goto usage;
}
my $len = length($type);
print "type $type (len $len), datalen $datalen ($cl)\n";
my $packed = pack("Lipip", $::client_id, length($type), $type, $datalen, $data);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_ATTACH, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_ATTACH, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Detach {
my $err = 0;
my $data = "";
- my $rc = ioctl(DEV_OBD, &OBD_IOC_DETACH, $data);
+
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+
+ my $rc = ioctl($::dev_obd, &OBD_IOC_DETACH, $data);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub TestExt2Iterator {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return;
}
my $err = 0;
- my $type = "ext2_obd";
+ my $type = "obdext2";
$data = pack("i", 4711); # bogus data
$datalen = 4;
my $cl = length($data);
print "type $type (len $len), datalen $datalen ($cl)\n";
my $packed = pack("Lipip", $::client_id, length($type), $type, $datalen, $data);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_EXT2_RUNIT, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_EXT2_RUNIT, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub SnapDelete {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $err = 0;
- my $type = "snap_obd";
+ my $type = "obdsnap";
$data = pack("i", 4711); # bogus data
$datalen = 4;
# XXX We need to fix this up so that after the objects in this snapshot
# are deleted, the snapshot itself is also removed from the table.
- my $rc = ioctl(DEV_OBD, &OBD_SNAP_DELETE, $packed);
+
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+
+ my $rc = ioctl($::dev_obd, &OBD_SNAP_DELETE, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
# don't do anything until connected
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
if ( ! $snaptable || ! defined $restoreto ) {
- print "Usage: snaprestore \"restore to slot\" \"snaptable\" \"tableno\"\n";
- return;
+ print "Usage: snaprestore \"restore to slot\" \"snaptable\" \"tableno\"\n";
+ return -1;
}
if ( ! -f $snaptable ) {
- print "Table $snaptable doesn't exist\n";
- return;
+ print "Table $snaptable doesn't exist\n";
+ return -1;
}
my $table = ReadSnapShotTable($snaptable);
$restoretime = FindSnapInTable($table, $restoreto);
if ( ! defined $table->{0} || ! defined $restoretime ) {
- PrintSnapShotTable($table);
- print "No current or $restoreto slot in this table\n";
- return;
+ PrintSnapShotTable($table);
+ print "No current or $restoreto slot in this table\n";
+ return -1;
}
my $currentindex = $table->{0};
if ( $table->{$restoretime} == $currentindex ) {
- print "You should not restore to the current snapshot\n";
- return;
+ print "You should not restore to the current snapshot\n";
+ return -1;
}
# swap the entries for 0 and $restoreto
# ready for the ioctl
my $err = 0;
- my $type = "snap_obd";
+ my $type = "obdsnap";
$data = pack("i", $currentindex); # slot of previous current snapshot
$datalen = 4;
my $len = length($type);
my $cl = length($data);
my $packed = pack("Lipip", $::client_id, length($type), $type, $datalen, $data);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_SNAP_RESTORE, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_SNAP_RESTORE, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Snaprestore finished (success)\n";
- delete $table->{$restoretime} if defined $restoretime;
- # write it back
- WriteSnapShotTable($snaptable, $table);
-
- # set it in the kernel
- SnapSetTable($tableno, $snaptable);
- # PrintSnapShotTable($table);
-
+ print "Snaprestore finished (success)\n";
+ delete $table->{$restoretime} if defined $restoretime;
+ # write it back
+ WriteSnapShotTable($snaptable, $table);
+
+ # set it in the kernel
+ SnapSetTable($tableno, $snaptable);
+ # PrintSnapShotTable($table);
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $snapno =shift;
foreach my $restoretime ( keys %{$table} ) {
- if ( $table->{$restoretime} == $snapno) {
- print "Found key $restoretime for snapno $snapno\n";
- return $restoretime;
- }
+ if ( $table->{$restoretime} == $snapno) {
+ print "Found key $restoretime for snapno $snapno\n";
+ return $restoretime;
+ }
}
undef;
}
-
+
sub SnapPrint {
my $err = 0;
- my $type = "snap_obd";
+ my $type = "obdsnap";
my $snaptableno = shift;
$data = pack("i", $snaptableno);
my $cl = length($data);
print "type $type (len $len), datalen $datalen ($cl)\n";
my $packed = pack("Lipip", $::client_id, length($type), $type, $datalen, $data);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_SNAP_PRINTTABLE, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_SNAP_PRINTTABLE, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub SnapSetTable {
my $err = 0;
- my $type = "snap_obd";
+ my $type = "obdsnap";
my $snaptableno = shift;
my $file = shift;
my $snapcount;
my $datalen = 0;
if ( ! -f $file ) {
- print "No such file $file\n";
+ print "No such file $file\n";
+ return -1;
}
$table = ReadSnapShotTable($file);
print "Snapcount $snapcount\n";
if ( ! defined $table->{0} ) {
- print "No current snapshot in table! First make one\n";
- return ;
+ print "No current snapshot in table! First make one\n";
+ return -1;
}
$data = pack("ii", $snaptableno, $snapcount);
$datalen = 2 * 4;
foreach my $time (sort keys %{$table}) {
- # XXX we should change to pack LL instead of I for times
- $data .= pack("Ii", $time, $table->{$time});
- $datalen += 8;
+ # XXX we should change to pack LL instead of I for times
+ $data .= pack("Ii", $time, $table->{$time});
+ $datalen += 8;
}
my $len = length($type);
my $cl = length($data);
print "type $type (len $len), datalen $datalen ($cl)\n";
my $packed = pack("Lipip", $::client_id, length($type), $type, $datalen, $data);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_SNAP_SETTABLE, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_SNAP_SETTABLE, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $file = &readl("enter file name: ");
if ( ! -f $file ) {
- `touch $file`;
+ `touch $file`;
}
my $table = ReadSnapShotTable($file);
my $time = &readl("enter time or 'now' or 'current': ");
my $oldtime = SnapFindTimeFromIdx($idx, $table);
if (defined $oldtime) {
- print "This already exists, first clean up\n";
- goto again;
+ print "This already exists, first clean up\n";
+ goto again;
}
if ( $time eq 'now' ) {
- $time = time;
+ $time = time;
} elsif ( $time eq 'current' ) {
- $time = 0;
+ $time = 0;
}
$table->{$time} = $idx;
goto again;
done:
my $ok = &readl("OK with new table? [Yn]: ");
unless ( $ok eq "n" ) {
- WriteSnapShotTable($file, $table);
+ WriteSnapShotTable($file, $table);
}
+ return 0;
}
sub SnapFindTimeFromIdx {
my $table = shift;
foreach my $time ( keys %{$table} ) {
- if ( $table->{$time} == $idx ) {
- return $time;
- }
+ if ( $table->{$time} == $idx ) {
+ return $time;
+ }
}
undef;
}
my $time;
foreach $time ( sort keys %{$table} ) {
- my $stime = localtime($time);
- if ( ! $time ) {
- $stime = "current";
- }
- printf "Time: %s -- Index %d\n", $stime, $table->{$time};
+ my $stime = localtime($time);
+ if ( ! $time ) {
+ $stime = "current";
+ }
+ printf "Time: %s -- Index %d\n", $stime, $table->{$time};
}
}
open FH, "<$file";
while ( <FH> ) {
- my ($time, $index) = split ;
- $table->{$time} = $index;
+ my ($time, $index) = split ;
+ $table->{$time} = $index;
}
close FH;
open FH, ">$file";
foreach my $time ( sort keys %{$table} ) {
- print FH "$time $table->{$time}\n";
+ print FH "$time $table->{$time}\n";
}
close FH;
}
# XXX need to fix copy so we can have 2 client IDs here
my $packed = pack("L", $::client_id) . obdo_pack($dst_obdo) . pack("L", $::client_id) . obdo_pack($src_obdo);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_IOC_COPY, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_IOC_COPY, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
# We pack a dummy connection ID here
my $packed = pack("L", $::client_id) . obdo_pack($dst_obdo) . pack("L", $::client_id) . obdo_pack($src_obdo);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
- my $rc = ioctl(DEV_OBD, &OBD_IOC_MIGR, $packed);
+ my $rc = ioctl($::dev_obd, &OBD_IOC_MIGR, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $datalen = 4;
my $packed = pack("ip", $datalen, $data);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_FORMATOBD, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_FORMATOBD, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $datalen = 2 * 4;
my $packed = pack("ip", $datalen, $data);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_PARTITION, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_PARTITION, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
# by type here
if ($arg && !defined($::st = stat($arg))) {
- print "$dev is not a valid device\n";
- return;
+ print "$arg is not a valid device\n";
+ return -1;
}
if ( $arg ) {
- $dev = $::st->rdev() unless $dev;
- $data = pack("i", $dev);
- $datalen = 4;
+ $data = $arg;
+ $datalen = length($arg)+1; # need null character also
}
my $packed = pack("ip", $datalen, $data);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_SETUP, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_SETUP, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Cleanup {
my $err = "0";
- my $rc = ioctl(DEV_OBD, &OBD_IOC_CLEANUP, $err);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_CLEANUP, $err);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
- $::client_id = 0;
+ print "Finished (success)\n";
+ $::client_id = 0;
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $rc;
my $packed = "";
- $rc = ioctl(DEV_OBD, &OBD_IOC_CONNECT, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ $rc = ioctl($::dev_obd, &OBD_IOC_CONNECT, $packed);
$id = unpack("I", $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- $::client_id = $id;
- print "Client ID : $id\n";
- print "Finished (success)\n";
+ $::client_id = $id;
+ print "Client ID : $id\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $id = shift;
if (!defined($id)) {
- $id = $::client_id;
+ $id = $::client_id;
}
if (!defined($id)) {
- print "syntax: disconnect [client ID]\n";
- print "When client ID is not given, the last valid client ID to be returned by a\n";
- print "connect command this session is used; there is no such ID.\n";
- return;
+ print "syntax: disconnect [client ID]\n";
+ print "When client ID is not given, the last valid client ID to be returned by a\n";
+ print "connect command this session is used; there is no such ID.\n";
+ return -1;
}
my $packed = pack("L", $id);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_DISCONNECT, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_DISCONNECT, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- $::client_id = undef;
- print "Finished (success)\n";
+ $::client_id = undef;
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Create {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $num = shift;
}
if (!defined($mode)) {
- $mode = 0100644; # create a file (rw-r--r--) if not specified
+ $mode = 0100644; # create a file (rw-r--r--) if not specified
}
if (scalar($num) < 1 || defined($quiet) && $quiet ne "quiet") {
- print "usage: create [<number of objects> [<mode> [quiet]]]\n";
- return;
+ print "usage: create [<number of objects> [<mode> [quiet]]]\n";
+ return -1;
}
my $i;
- my $id = 0; # can't currently request IDs
+ my $id = 0; # can't currently request IDs
print "Creating " . scalar($num) . " object";
if (scalar($num) > 1) {
- print "s";
+ print "s";
}
print "\n";
for ($i = 0; $i < scalar($num); $i++) {
- my $obdo;
- $obdo->{id} = $id;
- $obdo->{mode} = scalar($mode);
- $obdo->{valid} = &OBD_MD_FLMODE;
-
- my $packed = pack("I", $::client_id) . obdo_pack($obdo);
- $rc = ioctl(DEV_OBD, &OBD_IOC_CREATE, $packed);
- if ($rc ne "0 but true") {
- last;
- } elsif (!defined($quiet)) {
- $obdo = obdo_unpack($packed, 4);
- print "Created object #$obdo->{id}.\n";
+ my $obdo;
+ $obdo->{id} = $id;
+ $obdo->{mode} = scalar($mode);
+ $obdo->{valid} = &OBD_MD_FLMODE;
+
+ my $packed = pack("I", $::client_id) . obdo_pack($obdo);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
}
+ $rc = ioctl($::dev_obd, &OBD_IOC_CREATE, $packed);
+ if ($rc ne "0 but true") {
+ last;
+ } elsif (!defined($quiet)) {
+ $obdo = obdo_unpack($packed, 4);
+ print "Created object #$obdo->{id}.\n";
+ }
}
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Sync {
my $err = "0";
- my $rc = ioctl(DEV_OBD, &OBD_IOC_SYNC, $err);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_SYNC, $err);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Destroy {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
if (!defined($id) || scalar($id) < 1) {
- print "usage: destroy <object number>\n";
- return;
+ print "usage: destroy <object number>\n";
+ return -1;
}
print "Destroying object $id...\n";
my $packed = pack("IL", $::client_id, $id);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_DESTROY, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_DESTROY, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Getattr {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
if (!defined($id) || scalar($id) < 1) {
- print "invalid arguments; type \"help getattr\" for a synopsis\n";
- return;
+ print "invalid arguments; type \"help getattr\" for a synopsis\n";
+ return -1;
}
# see Setattr
$obdo->{id} = $id;
$obdo->{valid} = &OBD_MD_FLALL;
my $packed = pack("L", $::client_id) . obdo_pack($obdo);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_GETATTR, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_GETATTR, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- $obdo = obdo_unpack($packed, 4);
- obdo_print($obdo);
+ $obdo = obdo_unpack($packed, 4);
+ obdo_print($obdo);
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Setattr {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
if (!defined($id) || scalar($id) < 1) {
- print "invalid arguments; type \"help setattr\" for a synopsis\n";
- return;
+ print "invalid arguments; type \"help setattr\" for a synopsis\n";
+ return -1;
}
# XXX we do not currently set all of the fields in the obdo
$obdo->{valid} = 0;
if (defined($obdo->{atime})) {
- $obdo->{valid} |= &OBD_MD_FLATIME;
+ $obdo->{valid} |= &OBD_MD_FLATIME;
}
if (defined($obdo->{mtime})) {
- $obdo->{valid} |= &OBD_MD_FLMTIME;
+ $obdo->{valid} |= &OBD_MD_FLMTIME;
}
if (defined($obdo->{ctime})) {
- $obdo->{valid} |= &OBD_MD_FLCTIME;
+ $obdo->{valid} |= &OBD_MD_FLCTIME;
}
if (defined($obdo->{size})) {
- $obdo->{valid} |= &OBD_MD_FLSIZE;
+ $obdo->{valid} |= &OBD_MD_FLSIZE;
}
if (defined($obdo->{mode})) {
- $obdo->{valid} |= &OBD_MD_FLMODE;
+ $obdo->{valid} |= &OBD_MD_FLMODE;
}
if (defined($obdo->{uid})) {
- $obdo->{valid} |= &OBD_MD_FLUID;
+ $obdo->{valid} |= &OBD_MD_FLUID;
}
if (defined($obdo->{gid})) {
- $obdo->{valid} |= &OBD_MD_FLGID;
+ $obdo->{valid} |= &OBD_MD_FLGID;
}
printf "valid is %x, mode is %o\n", $obdo->{valid}, $obdo->{mode};
my $packed = pack("L", $::client_id) . obdo_pack($obdo);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_SETATTR, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_SETATTR, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Read {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
my $offset = shift;
if (!defined($id) || scalar($id) < 1 || !defined($count) ||
- $count < 1 || (defined($offset) && $offset < 0)) {
- print "invalid arguments; type \"help read\" for a synopsis\n";
- return;
+ $count < 1 || (defined($offset) && $offset < 0)) {
+ print "invalid arguments; type \"help read\" for a synopsis\n";
+ return -1;
}
if (!defined($offset)) {
- $offset = 0;
+ $offset = 0;
}
print("Reading $count bytes starting at byte $offset from object " .
- "$id...\n");
+ "$id...\n");
# "allocate" a large enough buffer
my $buf = sprintf("%${count}s", " ");
# the perl we're using doesn't support pack type Q, and offset is 64 bits
my $packed = pack("L", $::client_id) . obdo_pack($obdo) .
- pack("p LL LL", $buf, $count, $offset);
+ pack("p LL LL", $buf, $count, $offset);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_READ, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_READ, $packed);
$retval = unpack("l", $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- if ($retval >= 0) {
- print substr($buf, 0, $retval);
- print "\nRead $retval of an attempted $count bytes.\n";
- print "Finished (success)\n";
- } else {
- print "Finished (error $retval)\n";
- }
+ if ($retval >= 0) {
+ print substr($buf, 0, $retval);
+ print "\nRead $retval of an attempted $count bytes.\n";
+ print "Finished (success)\n";
+ return 0;
+ } else {
+ print "Finished (error $retval)\n";
+ return $retval;
+ }
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Read2 {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
my $offset = shift;
if (!defined($id) || scalar($id) < 1 || !defined($count) ||
- $count < 1 || (defined($offset) && $offset < 0)) {
- print "invalid arguments; type \"help read\" for a synopsis\n";
- return;
+ $count < 1 || (defined($offset) && $offset < 0)) {
+ print "invalid arguments; type \"help read\" for a synopsis\n";
+ return -1;
}
if (!defined($offset)) {
- $offset = 0;
+ $offset = 0;
}
print("Reading $count bytes starting at byte $offset from object " .
- "$id...\n");
+ "$id...\n");
# "allocate" a large enough buffer
my $buf = sprintf("%${count}s", " ");
# the perl we're using doesn't support pack type Q, and offset is 64 bits
my $packed = pack("L", $::client_id) . obdo_pack($obdo) .
- pack("p LL LL", $buf, $count, $offset);
+ pack("p LL LL", $buf, $count, $offset);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_READ2, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_READ2, $packed);
$retval = unpack("l", $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- if ($retval >= 0) {
- print substr($buf, 0, $retval);
- print "\nRead $retval of an attempted $count bytes.\n";
- print "Finished (success)\n";
- } else {
- print "Finished (error $retval)\n";
- }
+ if ($retval >= 0) {
+ print substr($buf, 0, $retval);
+ print "\nRead $retval of an attempted $count bytes.\n";
+ print "Finished (success)\n";
+ return 0;
+ } else {
+ print "Finished (error $retval)\n";
+ return $retval;
+ }
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Write {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
my $id = shift;
my $count = length($text);
if (!defined($id) || scalar($id) < 1 || !defined($offset) ||
- scalar($offset) < 0) {
- print "invalid arguments; type \"help write\" for a synopsis\n";
- return;
+ scalar($offset) < 0) {
+ print "invalid arguments; type \"help write\" for a synopsis\n";
+ return -1;
}
if (!defined($text)) {
- $text = "";
- $count = 0;
+ $text = "";
+ $count = 0;
}
- print("Writing $count bytes starting at byte $offset to object " .
- "$id...\n");
+ print("Writing $count bytes starting at byte $offset to object $id...\n");
my $obdo;
$obdo->{id} = $id;
# the perl we're using doesn't support pack type Q
my $packed = pack("L", $::client_id) . obdo_pack($obdo) .
- pack("p LL LL", $buf, $count, $offset);
+ pack("p LL LL", $text, $count, $offset);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_WRITE, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_WRITE, $packed);
$retval = unpack("l", $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- if ($retval >= 0) {
- print "\nWrote $retval of an attempted $count bytes.\n";
- print "Finished (success)\n";
- } else {
- print "Finished (error $retval)\n";
- }
+ if ($retval >= 0) {
+ print "\nWrote $retval of an attempted $count bytes.\n";
+ print "Finished (success)\n";
+ return 0;
+ } else {
+ print "Finished (error $retval)\n";
+ return $retval;
+ }
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
+ }
+}
+
+sub Punch {
+ if (!defined($::client_id)) {
+ print "You must first ``connect''.\n";
+ return -1;
+ }
+
+ my $id = shift;
+ my $start = shift;
+ my $count = shift;
+
+ if (!defined($id) || scalar($id) < 1 || !defined($start) ||
+ scalar($start) < 0 || !defined($count) || scalar($count) < 0) {
+ print "invalid arguments; type \"help punch\" for a synopsis\n";
+ return -1;
+ }
+
+ print("Punching $count bytes starting at byte $start from object $id...\n");
+
+ my $obdo;
+ $obdo->{id} = $id;
+
+ # the perl we're using doesn't support pack type Q
+ my $packed = pack("L", $::client_id) . obdo_pack($obdo) .
+ pack("p LL LL", $buf, $start, $count);
+
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_PUNCH, $packed);
+
+ $retval = unpack("l", $packed);
+
+ if (!defined $rc) {
+ print STDERR "ioctl failed: $!\n";
+ } elsif ($rc eq "0 but true") {
+ if ($retval >= 0) {
+ print "\nPunched $retval of an attempted $count bytes.\n";
+ print "Finished (success)\n";
+ return 0;
+ } else {
+ print "Finished (error $retval)\n";
+ return $retval;
+ }
+ } else {
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $num = shift;
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
if (!defined($num) || scalar($num) < 1 || scalar($num) > 32) {
- $num = 32;
+ $num = 32;
}
print "Preallocating $num objects...\n";
# client id, alloc, id[32]
my $packed = pack("LLx128", $::client_id, $num);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_PREALLOCATE, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_PREALLOCATE, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- my $alloc = unpack("x4L", $packed);
- my @ids = unpack("x8L32", $packed);
- my $i;
-
- print "Got $alloc objects: ";
- foreach $i (@ids) {
- print $i . " ";
- }
- print "\nFinished (success)\n";
+ my $alloc = unpack("x4L", $packed);
+ my @ids = unpack("x8L32", $packed);
+ my $i;
+
+ print "Got $alloc objects: ";
+ foreach $i (@ids) {
+ print $i . " ";
+ }
+ print "\nFinished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Decusecount {
- my $rc = ioctl(DEV_OBD, &OBD_IOC_DEC_USE_COUNT, 0);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_DEC_USE_COUNT, 0);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- print "Finished (success)\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
sub Statfs {
if (!defined($::client_id)) {
- print "You must first ``connect''.\n";
- return;
+ print "You must first ``connect''.\n";
+ return -1;
}
# struct statfs {
# };
my $packed = pack("LLLLLLLIILL6", $::client_id, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0);
+ 0, 0, 0, 0, 0, 0);
- my $rc = ioctl(DEV_OBD, &OBD_IOC_STATFS, $packed);
+ if (! defined $::dev_obd) {
+ print "No current device.\n";
+ return -1;
+ }
+ my $rc = ioctl($::dev_obd, &OBD_IOC_STATFS, $packed);
if (!defined $rc) {
- print STDERR "ioctl failed: $!\n";
+ print STDERR "ioctl failed: $!\n";
+ return -1;
} elsif ($rc eq "0 but true") {
- # skip both the conn_id and the fs_type in the buffer
- my ($bsize, $blocks, $bfree, $bavail, $files, $ffree) =
- unpack("x4x4LLLLLL", $packed);
- print("$bsize byte blocks: $blocks, " . ($blocks - $bfree) . " used, " .
- "$bfree free ($bavail available).\n");
- print "$files files, " . ($files - $ffree) . " used, $ffree free.\n";
- print "Finished (success)\n";
+ # skip both the conn_id and the fs_type in the buffer
+ my ($bsize, $blocks, $bfree, $bavail, $files, $ffree) =
+ unpack("x4x4LLLLLL", $packed);
+ print("$bsize byte blocks: $blocks, " . ($blocks - $bfree) . " used, " .
+ "$bfree free ($bavail available).\n");
+ print "$files files, " . ($files - $ffree) . " used, $ffree free.\n";
+ print "Finished (success)\n";
+ return 0;
} else {
- print "ioctl returned error code $rc.\n";
+ print "ioctl returned error code $rc.\n";
+ return -1;
}
}
my $cmd = shift;
if ( !$cmd || !$commands{$cmd} ) {
- print "Comands: ", join( ' ', @jcm_cmd_list), "\n";
+ print "Comands: ", join( ' ', @jcm_cmd_list), "\n";
} else {
- print "Usage: " . $commands{$cmd}->{doc} . "\n";
+ print "Usage: " . $commands{$cmd}->{doc} . "\n";
}
+ return 0;
}
sub Quit {
if ($::client_id) {
- print "Disconnecting active session ($::client_id)...";
- Disconnect($::client_id);
+ print "Disconnecting active session ($::client_id)...";
+ Disconnect($::client_id);
}
exit;
}