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|
###################################################
# IDL Compatibility checker
# Copyright jelmer@samba.org 2005
# released under the GNU GPL
package Parse::Pidl::Compat;
use Parse::Pidl::Util qw(has_property);
use strict;
use vars qw($VERSION);
$VERSION = '0.01';
my %supported_properties = (
# interface
"helpstring" => ["INTERFACE", "FUNCTION"],
"version" => ["INTERFACE"],
"uuid" => ["INTERFACE"],
"endpoint" => ["INTERFACE"],
"pointer_default" => ["INTERFACE"],
# dcom
"object" => ["INTERFACE"],
"local" => ["INTERFACE", "FUNCTION"],
"iid_is" => ["ELEMENT"],
"call_as" => ["FUNCTION"],
"idempotent" => ["FUNCTION"],
# function
"in" => ["ELEMENT"],
"out" => ["ELEMENT"],
# pointer
"ref" => ["ELEMENT"],
"ptr" => ["ELEMENT"],
"unique" => ["ELEMENT"],
"ignore" => ["ELEMENT"],
"value" => ["ELEMENT"],
# generic
"public" => ["FUNCTION", "TYPEDEF"],
"nopush" => ["FUNCTION", "TYPEDEF"],
"nopull" => ["FUNCTION", "TYPEDEF"],
"noprint" => ["FUNCTION", "TYPEDEF"],
"noejs" => ["FUNCTION", "TYPEDEF"],
# union
"switch_is" => ["ELEMENT"],
"switch_type" => ["ELEMENT", "TYPEDEF"],
"case" => ["ELEMENT"],
"default" => ["ELEMENT"],
# subcontext
"subcontext" => ["ELEMENT"],
"subcontext_size" => ["ELEMENT"],
# enum
"enum16bit" => ["TYPEDEF"],
"v1_enum" => ["TYPEDEF"],
# bitmap
"bitmap8bit" => ["TYPEDEF"],
"bitmap16bit" => ["TYPEDEF"],
"bitmap32bit" => ["TYPEDEF"],
"bitmap64bit" => ["TYPEDEF"],
# array
"range" => ["ELEMENT"],
"size_is" => ["ELEMENT"],
"string" => ["ELEMENT"],
"noheader" => ["ELEMENT"],
"charset" => ["ELEMENT"],
"length_is" => ["ELEMENT"],
);
my($res);
sub warning($$)
{
my $l = shift;
my $m = shift;
print "$l->{FILE}:$l->{LINE}:Warning:$m\n";
}
sub error($$)
{
my ($l,$m) = @_;
print "$l->{FILE}:$l->{LINE}:$m\n";
}
sub CheckTypedef($)
{
my $td = shift;
if (has_property($td, "nodiscriminant")) {
error($td, "nodiscriminant property not supported");
}
if ($td->{TYPE} eq "BITMAP") {
warning($td, "converting bitmap to scalar");
#FIXME
}
if (has_property($td, "gensize")) {
warning($td, "ignoring gensize() property. ");
}
if (has_property($td, "enum8bit") and has_property($td, "enum16bit")) {
warning($td, "8 and 16 bit enums not supported, converting to scalar");
#FIXME
}
StripProperties($td);
}
sub CheckElement($)
{
my $e = shift;
if (has_property($e, "noheader")) {
error($e, "noheader property not supported");
return;
}
if (has_property($e, "subcontext")) {
warning($e, "converting subcontext to byte array");
#FIXME
}
if (has_property($e, "compression")) {
error($e, "compression() property not supported");
}
if (has_property($e, "obfuscation")) {
error($e, "obfuscation() property not supported");
}
if (has_property($e, "sptr")) {
error($e, "sptr() pointer property not supported");
}
if (has_property($e, "relative")) {
error($e, "relative() pointer property not supported");
}
if (has_property($td, "flag")) {
warning($e, "ignoring flag() property");
}
if (has_property($td, "value")) {
warning($e, "ignoring value() property");
}
StripProperties($e);
}
sub CheckFunction($)
{
my $fn = shift;
if (has_property($fn, "noopnum")) {
error($fn, "noopnum not converted. Opcodes will be out of sync.");
}
StripProperties($fn);
}
sub CheckInterface($)
{
my $if = shift;
if (has_property($if, "pointer_default_top") and
$if->{PROPERTIES}->{pointer_default_top} ne "ref") {
error($if, "pointer_default_top() is pidl-specific");
}
StripProperties($if);
foreach my $x (@{$if->{DATA}}) {
if ($x->{TYPE} eq "DECLARE") {
warning($if, "the declare keyword is pidl-specific");
next;
}
}
}
sub Check($)
{
my $pidl = shift;
my $nidl = [];
my $res = "";
foreach my $x (@{$pidl}) {
push (@$nidl, CheckInterface($x))
if ($x->{TYPE} eq "INTERFACE");
}
return $res;
}
1;
|
