pidl:NDR: add support for 'ms_union' property.

[ira/wip.git] / pidl / lib / Parse / Pidl / NDR.pm

diff --git a/pidl/lib/Parse/Pidl/NDR.pm b/pidl/lib/Parse/Pidl/NDR.pm
index 21b75687a740fc81da6d6fd9e82f14a12bfff34a..3edb9b732f26454f922aeed3cde915051153b330 100644 (file)
--- a/pidl/lib/Parse/Pidl/NDR.pm
+++ b/pidl/lib/Parse/Pidl/NDR.pm
@@ -81,9 +81,9 @@ my $scalar_alignment = {
        'dnsp_string' => 1
 };
 
-sub GetElementLevelTable($$)
+sub GetElementLevelTable($$$)
 {
-       my ($e, $pointer_default) = @_;
+       my ($e, $pointer_default, $ms_union) = @_;
 
        my $order = [];
        my $is_deferred = 0;
@@ -307,9 +307,9 @@ sub GetElementLevelTable($$)
        return $order;
 }
 
-sub GetTypedefLevelTable($$$)
+sub GetTypedefLevelTable($$$$)
 {
-       my ($e, $data, $pointer_default) = @_;
+       my ($e, $data, $pointer_default, $ms_union) = @_;
 
        my $order = [];
 
@@ -432,30 +432,30 @@ sub align_type($)
        die("Unknown data type type $dt->{TYPE}");
 }
 
-sub ParseElement($$)
+sub ParseElement($$$)
 {
-       my ($e, $pointer_default) = @_;
+       my ($e, $pointer_default, $ms_union) = @_;
 
        $e->{TYPE} = expandAlias($e->{TYPE});
 
        if (ref($e->{TYPE}) eq "HASH") {
-               $e->{TYPE} = ParseType($e->{TYPE}, $pointer_default);
+               $e->{TYPE} = ParseType($e->{TYPE}, $pointer_default, $ms_union);
        }
 
        return {
                NAME => $e->{NAME},
                TYPE => $e->{TYPE},
                PROPERTIES => $e->{PROPERTIES},
-               LEVELS => GetElementLevelTable($e, $pointer_default),
+               LEVELS => GetElementLevelTable($e, $pointer_default, $ms_union),
                REPRESENTATION_TYPE => ($e->{PROPERTIES}->{represent_as} or $e->{TYPE}),
                ALIGN => align_type($e->{TYPE}),
                ORIGINAL => $e
        };
 }
 
-sub ParseStruct($$)
+sub ParseStruct($$$)
 {
-       my ($struct, $pointer_default) = @_;
+       my ($struct, $pointer_default, $ms_union) = @_;
        my @elements = ();
        my $surrounding = undef;
 
@@ -473,7 +473,7 @@ sub ParseStruct($$)
 
        foreach my $x (@{$struct->{ELEMENTS}}) 
        {
-               my $e = ParseElement($x, $pointer_default);
+               my $e = ParseElement($x, $pointer_default, $ms_union);
                if ($x != $struct->{ELEMENTS}[-1] and 
                        $e->{LEVELS}[0]->{IS_SURROUNDING}) {
                        fatal($x, "conformant member not at end of struct");
@@ -510,8 +510,10 @@ sub ParseStruct($$)
 
 sub ParseUnion($$)
 {
-       my ($e, $pointer_default) = @_;
+       my ($e, $pointer_default, $ms_union) = @_;
        my @elements = ();
+       my $is_ms_union = $ms_union;
+       $is_ms_union = 1 if has_property($e, "ms_union");
        my $hasdefault = 0;
        my $switch_type = has_property($e, "switch_type");
        unless (defined($switch_type)) { $switch_type = "uint32"; }
@@ -524,6 +526,7 @@ sub ParseUnion($$)
                ELEMENTS => undef,
                PROPERTIES => $e->{PROPERTIES},
                HAS_DEFAULT => $hasdefault,
+               IS_MS_UNION => $is_ms_union,
                ORIGINAL => $e,
                ALIGN => undef
        } unless defined($e->{ELEMENTS});
@@ -536,7 +539,7 @@ sub ParseUnion($$)
                if ($x->{TYPE} eq "EMPTY") {
                        $t = { TYPE => "EMPTY" };
                } else {
-                       $t = ParseElement($x, $pointer_default);
+                       $t = ParseElement($x, $pointer_default, $ms_union);
                }
                if (has_property($x, "default")) {
                        $t->{CASE} = "default";
@@ -561,6 +564,7 @@ sub ParseUnion($$)
                ELEMENTS => \@elements,
                PROPERTIES => $e->{PROPERTIES},
                HAS_DEFAULT => $hasdefault,
+               IS_MS_UNION => $is_ms_union,
                ORIGINAL => $e,
                ALIGN => $align
        };
@@ -568,7 +572,7 @@ sub ParseUnion($$)
 
 sub ParseEnum($$)
 {
-       my ($e, $pointer_default) = @_;
+       my ($e, $pointer_default, $ms_union) = @_;
 
        return {
                TYPE => "ENUM",
@@ -580,9 +584,9 @@ sub ParseEnum($$)
        };
 }
 
-sub ParseBitmap($$)
+sub ParseBitmap($$$)
 {
-       my ($e, $pointer_default) = @_;
+       my ($e, $pointer_default, $ms_union) = @_;
 
        return {
                TYPE => "BITMAP",
@@ -594,9 +598,9 @@ sub ParseBitmap($$)
        };
 }
 
-sub ParseType($$)
+sub ParseType($$$)
 {
-       my ($d, $pointer_default) = @_;
+       my ($d, $pointer_default, $ms_union) = @_;
 
        my $data = {
                STRUCT => \&ParseStruct,
@@ -604,14 +608,14 @@ sub ParseType($$)
                ENUM => \&ParseEnum,
                BITMAP => \&ParseBitmap,
                TYPEDEF => \&ParseTypedef,
-       }->{$d->{TYPE}}->($d, $pointer_default);
+       }->{$d->{TYPE}}->($d, $pointer_default, $ms_union);
 
        return $data;
 }
 
 sub ParseTypedef($$)
 {
-       my ($d, $pointer_default) = @_;
+       my ($d, $pointer_default, $ms_union) = @_;
 
        my $data;
 
@@ -621,7 +625,7 @@ sub ParseTypedef($$)
                        $d->{PROPERTIES} = $d->{DATA}->{PROPERTIES};
                }
 
-               $data = ParseType($d->{DATA}, $pointer_default);
+               $data = ParseType($d->{DATA}, $pointer_default, $ms_union);
                $data->{ALIGN} = align_type($d->{NAME});
        } else {
                $data = getType($d->{DATA});
@@ -631,7 +635,7 @@ sub ParseTypedef($$)
                NAME => $d->{NAME},
                TYPE => $d->{TYPE},
                PROPERTIES => $d->{PROPERTIES},
-               LEVELS => GetTypedefLevelTable($d, $data, $pointer_default),
+               LEVELS => GetTypedefLevelTable($d, $data, $pointer_default, $ms_union),
                DATA => $data,
                ORIGINAL => $d
        };
@@ -644,9 +648,9 @@ sub ParseConst($$)
        return $d;
 }
 
-sub ParseFunction($$$)
+sub ParseFunction($$$$)
 {
-       my ($ndr,$d,$opnum) = @_;
+       my ($ndr,$d,$opnum,$ms_union) = @_;
        my @elements = ();
        my $rettype = undef;
        my $thisopnum = undef;
@@ -659,7 +663,7 @@ sub ParseFunction($$$)
        }
 
        foreach my $x (@{$d->{ELEMENTS}}) {
-               my $e = ParseElement($x, $ndr->{PROPERTIES}->{pointer_default});
+               my $e = ParseElement($x, $ndr->{PROPERTIES}->{pointer_default}, $ms_union);
                push (@{$e->{DIRECTION}}, "in") if (has_property($x, "in"));
                push (@{$e->{DIRECTION}}, "out") if (has_property($x, "out"));
 
@@ -720,6 +724,8 @@ sub ParseInterface($)
        my @endpoints;
        my $opnum = 0;
        my $version;
+       my $ms_union = 0;
+       $ms_union = 1 if has_property($idl, "ms_union");
 
        if (not has_property($idl, "pointer_default")) {
                # MIDL defaults to "ptr" in DCE compatible mode (/osf)
@@ -729,11 +735,11 @@ sub ParseInterface($)
 
        foreach my $d (@{$idl->{DATA}}) {
                if ($d->{TYPE} eq "FUNCTION") {
-                       push (@functions, ParseFunction($idl, $d, \$opnum));
+                       push (@functions, ParseFunction($idl, $d, \$opnum, $ms_union));
                } elsif ($d->{TYPE} eq "CONST") {
                        push (@consts, ParseConst($idl, $d));
                } else {
-                       push (@types, ParseType($d, $idl->{PROPERTIES}->{pointer_default}));
+                       push (@types, ParseType($d, $idl->{PROPERTIES}->{pointer_default}, $ms_union));
                        FindNestedTypes(\@types, $d);
                }
        }
@@ -935,6 +941,7 @@ my %property_list = (
        "switch_is"             => ["ELEMENT"],
        "switch_type"           => ["ELEMENT", "UNION"],
        "nodiscriminant"        => ["UNION"],
+       "ms_union"              => ["INTERFACE", "UNION"],
        "case"                  => ["ELEMENT"],
        "default"               => ["ELEMENT"],