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use inc::Module::Install;
use Devel::CheckLib;
use Getopt::Long;
use File::Spec::Functions;
BEGIN {
if ( $Module::Install::AUTHOR ) {
use Module::Install::XSUtil;
}
}
my $headdir;
my $libdir;
my $prefix;
my $randomize;
GetOptions(
'headers=s' => \$headdir,
'libs=s' => \$libdir,
'prefix=s' => \$prefix,
'randomize!' => \$randomize,
);
if ( $prefix ) {
$headdir = catdir( $prefix, 'include' );
$libdir = catdir( $prefix, 'lib' );
}
cc_include_paths( $headdir ) if $headdir;
cc_libs( '-L' . $libdir ) if $libdir;
cc_include_paths( 'include' );
name 'Net-LDNS';
version_from 'lib/Net/LDNS.pm';
license 'bsd';
author 'Calle Dybedahl <calle@init.se>';
abstract 'Perl wrapper for the ldns DNS library.';
perl_version '5.010001';
configure_requires 'Devel::CheckLib';
requires 'MIME::Base64';
test_requires 'JSON::PP';
test_requires 'Test::Fatal';
use_ppport 3.19;
cc_libs 'crypto';
cc_src_paths 'src';
my %assert_args = (
lib => 'crypto',
header => 'openssl/crypto.h',
function => 'if(SSLeay()) return 0; else return 1;'
);
$assert_args{LIBS} = '-L' . $libdir if $libdir;
$assert_args{INC} = '-I' . $headdir if $headdir;
cc_assert_lib %assert_args;
if (not check_ecdsa(%assert_args)) {
print "Your OpenSSL does not seem to support ECDSA.\n";
exit;
}
else {
print "ECDSA support detected.\n";
}
if (not check_gost(%assert_args)) {
print "Your OpenSSL does not seem to support GOST.\n";
}
else {
print "GOST support detected.\n";
cc_define '-DUSE_GOST';
}
if (
check_lib(
lib => 'ldns',
header => 'ldns/ldns.h',
function => 'if (!ldns_resolver_clone(ldns_resolver_new())) return 1; else return 0;'
)
)
{
print "Using system ldns library.\n";
cc_libs 'ldns';
}
else {
print "Using embedded ldns library.\n";
cc_include_paths 'ldns/include';
cc_src_paths 'ldns/src';
}
if (
check_lib(
lib => 'idn',
header => 'idna.h',
function => 'if(strcmp(IDNA_ACE_PREFIX,"xn--")==0) return 0; else return 1;'
)
)
{
cc_libs 'idn';
cc_define '-DWE_CAN_HAZ_IDN';
print "IDNA support detected.\n";
}
if ( $randomize ) {
cc_define '-DRANDOMIZE';
print( ( "=" x 65 ) . "\n" );
print "Compiling with randomzied capitalization.\n";
print( ( "=" x 65 ) . "\n" );
}
WriteAll;
sub check_ecdsa {
my %args = @_;
$args{header} = [ 'openssl/crypto.h', 'openssl/ecdsa.h' ];
$args{function} = q[if(ECDSA_SIG_new()) return 0; else return 1;];
return check_lib(%args);
}
sub check_gost {
my %args = @_;
$args{header} = [ 'openssl/crypto.h', 'openssl/ecdsa.h', 'openssl/engine.h' ];
$args{function} = <<'CODE';
const EVP_PKEY_ASN1_METHOD* meth;
ENGINE* e;
meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);
if(meth) {
return 0;
}
e = ENGINE_by_id("gost");
if(!e) {
ENGINE_load_builtin_engines();
ENGINE_load_dynamic();
e = ENGINE_by_id("gost");
}
if(!e) {
return 1;
}
if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
return 1;
}
meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);
if(!meth) {
return 1;
}
return 0;
CODE
return check_lib(%args);
}
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