mirror of
https://github.com/miniflux/v2.git
synced 2024-08-31 08:37:28 +02:00
265 lines
5.2 KiB
Perl
265 lines
5.2 KiB
Perl
|
#!/usr/bin/env perl
|
||
|
|
||
|
# Copyright 2011 The Go Authors. All rights reserved.
|
||
|
# Use of this source code is governed by a BSD-style
|
||
|
# license that can be found in the LICENSE file.
|
||
|
|
||
|
#
|
||
|
# Parse the header files for OpenBSD and generate a Go usable sysctl MIB.
|
||
|
#
|
||
|
# Build a MIB with each entry being an array containing the level, type and
|
||
|
# a hash that will contain additional entries if the current entry is a node.
|
||
|
# We then walk this MIB and create a flattened sysctl name to OID hash.
|
||
|
#
|
||
|
|
||
|
use strict;
|
||
|
|
||
|
if($ENV{'GOARCH'} eq "" || $ENV{'GOOS'} eq "") {
|
||
|
print STDERR "GOARCH or GOOS not defined in environment\n";
|
||
|
exit 1;
|
||
|
}
|
||
|
|
||
|
my $debug = 0;
|
||
|
my %ctls = ();
|
||
|
|
||
|
my @headers = qw (
|
||
|
sys/sysctl.h
|
||
|
sys/socket.h
|
||
|
sys/tty.h
|
||
|
sys/malloc.h
|
||
|
sys/mount.h
|
||
|
sys/namei.h
|
||
|
sys/sem.h
|
||
|
sys/shm.h
|
||
|
sys/vmmeter.h
|
||
|
uvm/uvm_param.h
|
||
|
uvm/uvm_swap_encrypt.h
|
||
|
ddb/db_var.h
|
||
|
net/if.h
|
||
|
net/if_pfsync.h
|
||
|
net/pipex.h
|
||
|
netinet/in.h
|
||
|
netinet/icmp_var.h
|
||
|
netinet/igmp_var.h
|
||
|
netinet/ip_ah.h
|
||
|
netinet/ip_carp.h
|
||
|
netinet/ip_divert.h
|
||
|
netinet/ip_esp.h
|
||
|
netinet/ip_ether.h
|
||
|
netinet/ip_gre.h
|
||
|
netinet/ip_ipcomp.h
|
||
|
netinet/ip_ipip.h
|
||
|
netinet/pim_var.h
|
||
|
netinet/tcp_var.h
|
||
|
netinet/udp_var.h
|
||
|
netinet6/in6.h
|
||
|
netinet6/ip6_divert.h
|
||
|
netinet6/pim6_var.h
|
||
|
netinet/icmp6.h
|
||
|
netmpls/mpls.h
|
||
|
);
|
||
|
|
||
|
my @ctls = qw (
|
||
|
kern
|
||
|
vm
|
||
|
fs
|
||
|
net
|
||
|
#debug # Special handling required
|
||
|
hw
|
||
|
#machdep # Arch specific
|
||
|
user
|
||
|
ddb
|
||
|
#vfs # Special handling required
|
||
|
fs.posix
|
||
|
kern.forkstat
|
||
|
kern.intrcnt
|
||
|
kern.malloc
|
||
|
kern.nchstats
|
||
|
kern.seminfo
|
||
|
kern.shminfo
|
||
|
kern.timecounter
|
||
|
kern.tty
|
||
|
kern.watchdog
|
||
|
net.bpf
|
||
|
net.ifq
|
||
|
net.inet
|
||
|
net.inet.ah
|
||
|
net.inet.carp
|
||
|
net.inet.divert
|
||
|
net.inet.esp
|
||
|
net.inet.etherip
|
||
|
net.inet.gre
|
||
|
net.inet.icmp
|
||
|
net.inet.igmp
|
||
|
net.inet.ip
|
||
|
net.inet.ip.ifq
|
||
|
net.inet.ipcomp
|
||
|
net.inet.ipip
|
||
|
net.inet.mobileip
|
||
|
net.inet.pfsync
|
||
|
net.inet.pim
|
||
|
net.inet.tcp
|
||
|
net.inet.udp
|
||
|
net.inet6
|
||
|
net.inet6.divert
|
||
|
net.inet6.ip6
|
||
|
net.inet6.icmp6
|
||
|
net.inet6.pim6
|
||
|
net.inet6.tcp6
|
||
|
net.inet6.udp6
|
||
|
net.mpls
|
||
|
net.mpls.ifq
|
||
|
net.key
|
||
|
net.pflow
|
||
|
net.pfsync
|
||
|
net.pipex
|
||
|
net.rt
|
||
|
vm.swapencrypt
|
||
|
#vfsgenctl # Special handling required
|
||
|
);
|
||
|
|
||
|
# Node name "fixups"
|
||
|
my %ctl_map = (
|
||
|
"ipproto" => "net.inet",
|
||
|
"net.inet.ipproto" => "net.inet",
|
||
|
"net.inet6.ipv6proto" => "net.inet6",
|
||
|
"net.inet6.ipv6" => "net.inet6.ip6",
|
||
|
"net.inet.icmpv6" => "net.inet6.icmp6",
|
||
|
"net.inet6.divert6" => "net.inet6.divert",
|
||
|
"net.inet6.tcp6" => "net.inet.tcp",
|
||
|
"net.inet6.udp6" => "net.inet.udp",
|
||
|
"mpls" => "net.mpls",
|
||
|
"swpenc" => "vm.swapencrypt"
|
||
|
);
|
||
|
|
||
|
# Node mappings
|
||
|
my %node_map = (
|
||
|
"net.inet.ip.ifq" => "net.ifq",
|
||
|
"net.inet.pfsync" => "net.pfsync",
|
||
|
"net.mpls.ifq" => "net.ifq"
|
||
|
);
|
||
|
|
||
|
my $ctlname;
|
||
|
my %mib = ();
|
||
|
my %sysctl = ();
|
||
|
my $node;
|
||
|
|
||
|
sub debug() {
|
||
|
print STDERR "$_[0]\n" if $debug;
|
||
|
}
|
||
|
|
||
|
# Walk the MIB and build a sysctl name to OID mapping.
|
||
|
sub build_sysctl() {
|
||
|
my ($node, $name, $oid) = @_;
|
||
|
my %node = %{$node};
|
||
|
my @oid = @{$oid};
|
||
|
|
||
|
foreach my $key (sort keys %node) {
|
||
|
my @node = @{$node{$key}};
|
||
|
my $nodename = $name.($name ne '' ? '.' : '').$key;
|
||
|
my @nodeoid = (@oid, $node[0]);
|
||
|
if ($node[1] eq 'CTLTYPE_NODE') {
|
||
|
if (exists $node_map{$nodename}) {
|
||
|
$node = \%mib;
|
||
|
$ctlname = $node_map{$nodename};
|
||
|
foreach my $part (split /\./, $ctlname) {
|
||
|
$node = \%{@{$$node{$part}}[2]};
|
||
|
}
|
||
|
} else {
|
||
|
$node = $node[2];
|
||
|
}
|
||
|
&build_sysctl($node, $nodename, \@nodeoid);
|
||
|
} elsif ($node[1] ne '') {
|
||
|
$sysctl{$nodename} = \@nodeoid;
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
foreach my $ctl (@ctls) {
|
||
|
$ctls{$ctl} = $ctl;
|
||
|
}
|
||
|
|
||
|
# Build MIB
|
||
|
foreach my $header (@headers) {
|
||
|
&debug("Processing $header...");
|
||
|
open HEADER, "/usr/include/$header" ||
|
||
|
print STDERR "Failed to open $header\n";
|
||
|
while (<HEADER>) {
|
||
|
if ($_ =~ /^#define\s+(CTL_NAMES)\s+{/ ||
|
||
|
$_ =~ /^#define\s+(CTL_(.*)_NAMES)\s+{/ ||
|
||
|
$_ =~ /^#define\s+((.*)CTL_NAMES)\s+{/) {
|
||
|
if ($1 eq 'CTL_NAMES') {
|
||
|
# Top level.
|
||
|
$node = \%mib;
|
||
|
} else {
|
||
|
# Node.
|
||
|
my $nodename = lc($2);
|
||
|
if ($header =~ /^netinet\//) {
|
||
|
$ctlname = "net.inet.$nodename";
|
||
|
} elsif ($header =~ /^netinet6\//) {
|
||
|
$ctlname = "net.inet6.$nodename";
|
||
|
} elsif ($header =~ /^net\//) {
|
||
|
$ctlname = "net.$nodename";
|
||
|
} else {
|
||
|
$ctlname = "$nodename";
|
||
|
$ctlname =~ s/^(fs|net|kern)_/$1\./;
|
||
|
}
|
||
|
if (exists $ctl_map{$ctlname}) {
|
||
|
$ctlname = $ctl_map{$ctlname};
|
||
|
}
|
||
|
if (not exists $ctls{$ctlname}) {
|
||
|
&debug("Ignoring $ctlname...");
|
||
|
next;
|
||
|
}
|
||
|
|
||
|
# Walk down from the top of the MIB.
|
||
|
$node = \%mib;
|
||
|
foreach my $part (split /\./, $ctlname) {
|
||
|
if (not exists $$node{$part}) {
|
||
|
&debug("Missing node $part");
|
||
|
$$node{$part} = [ 0, '', {} ];
|
||
|
}
|
||
|
$node = \%{@{$$node{$part}}[2]};
|
||
|
}
|
||
|
}
|
||
|
|
||
|
# Populate current node with entries.
|
||
|
my $i = -1;
|
||
|
while (defined($_) && $_ !~ /^}/) {
|
||
|
$_ = <HEADER>;
|
||
|
$i++ if $_ =~ /{.*}/;
|
||
|
next if $_ !~ /{\s+"(\w+)",\s+(CTLTYPE_[A-Z]+)\s+}/;
|
||
|
$$node{$1} = [ $i, $2, {} ];
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
close HEADER;
|
||
|
}
|
||
|
|
||
|
&build_sysctl(\%mib, "", []);
|
||
|
|
||
|
print <<EOF;
|
||
|
// mksysctl_openbsd.pl
|
||
|
// MACHINE GENERATED BY THE ABOVE COMMAND; DO NOT EDIT
|
||
|
|
||
|
// +build $ENV{'GOARCH'},$ENV{'GOOS'}
|
||
|
|
||
|
package unix;
|
||
|
|
||
|
type mibentry struct {
|
||
|
ctlname string
|
||
|
ctloid []_C_int
|
||
|
}
|
||
|
|
||
|
var sysctlMib = []mibentry {
|
||
|
EOF
|
||
|
|
||
|
foreach my $name (sort keys %sysctl) {
|
||
|
my @oid = @{$sysctl{$name}};
|
||
|
print "\t{ \"$name\", []_C_int{ ", join(', ', @oid), " } }, \n";
|
||
|
}
|
||
|
|
||
|
print <<EOF;
|
||
|
}
|
||
|
EOF
|