r15585: Revive pidl's SWIG file generator. It now generates simple

object oriented wrappers for the interfaces (still need to fix
the actual function calls)
(This used to be commit bf5da20869eae29aea92386cbb13413b507fc55f)

2 files changed, 88 insertions, 55 deletions

diff --git a/source4/pidl/lib/Parse/Pidl/Samba4/SWIG.pm b/source4/pidl/lib/Parse/Pidl/Samba4/SWIG.pm
index b6c268edebc..d42960be281 100644
--- a/source4/pidl/lib/Parse/Pidl/Samba4/SWIG.pm
+++ b/source4/pidl/lib/Parse/Pidl/Samba4/SWIG.pm
@@ -1,6 +1,7 @@
 ###################################################
 # Samba4 parser generator for swig wrappers
 # Copyright tpot@samba.org 2004,2005
+# Copyright jelmer@samba.org 2006
 # released under the GNU GPL
 
 package Parse::Pidl::Samba4::SWIG;
@@ -10,70 +11,100 @@ $VERSION = '0.01';
 
 use strict;
 
+my $ret = "";
+my $tabs = "";
+
 sub pidl($)
 {
-	print OUT shift;
+	my $p = shift;
+	$ret .= $tabs. $p . "\n";
 }
 
-#####################################################################
-# rewrite autogenerated header file
-sub RewriteHeader($$$)
-{
-    my($idl) = shift;
-    my($input) = shift;
-    my($output) = shift;
-
-    open(IN, "<$input") || die "can't open $input for reading";
-    open(OUT, ">$output") || die "can't open $output for writing";    
-
-    pidl "%{\n";
-    pidl "#define data_in in\n";
-    pidl "#define data_out out\n";
-    pidl "%}\n\n";
-   
-    while(<IN>) {
+sub indent() { $tabs.="\t"; }
+sub deindent() { $tabs = substr($tabs,0,-1); }
 
-	# Rename dom_sid2 to dom_sid as we don't care about the difference
-	# for the swig wrappers.
-
-	s/dom_sid2/dom_sid/g;
+sub ParseInterface($)
+{
+	my $if = shift;
+
+	pidl "\%{";
+	pidl "struct $if->{NAME} {";
+	indent;
+	pidl "struct dcerpc_pipe *pipe;";
+	deindent;
+	pidl "};";
+	pidl "%}";
+	pidl "";
+
+	# FIXME: Generate ignores for all manual functions
+		
+	pidl "\%extend $if->{NAME} {";
+	indent();
+	pidl "struct $if->{NAME} *$if->{NAME} (const char *binding, struct cli_credentials *cred = NULL, TALLOC_CTX *mem_ctx = NULL, struct event_context *event = NULL)";
+	pidl "{";
+	indent;
+	pidl "struct $if->{NAME} *ret = talloc(mem_ctx, struct $if->{NAME});";
+	pidl "NTSTATUS status;";
+	pidl "";
+	pidl "status = dcerpc_pipe_connect(mem_ctx, &ret->pipe, &dcerpc_table_$if->{NAME}, cred, event);";
+	pidl "if (NT_STATUS_IS_ERR(status)) {";
+	pidl "\tsamba_nt_status_exception(status);";
+	pidl "\treturn NULL;";
+	pidl "}";
+	pidl "";
+	pidl "return ret;";
+	deindent;
+	pidl "}";
+	pidl "";
+	pidl "~$if->{NAME}() {";
+	pidl "\ttalloc_free(self);";
+	pidl "}";
+	pidl "";
+
+	foreach (@{$if->{FUNCTIONS}}) {
+		pidl "/* $_->{NAME} */";
+	}
 
-	# Copy structure and union definitions
+	deindent();
+	pidl "}";
+	pidl "";
 
-	if (/^(struct|union) .*? {$/ .. /^\};$/) {
-	    s/\} (in|out);/\} data_$1;/; # "in" is a Python keyword
-	    pidl $_;
-	    next;
+	foreach (@{$if->{TYPES}}) {
+		pidl "/* $_->{NAME} */";	
 	}
+	
+	pidl "";
+}
 
-	# Copy dcerpc functions
-
-	pidl $_ if /^NTSTATUS dcerpc_.*?\(struct dcerpc_pipe/;
+sub Parse($$$$)
+{
+    my($ndr,$basename,$header,$gen_header) = @_;
 
-	# Copy interface definitions
+	$ret = "";
 
-        pidl $_ 
-	    if /^\#define DCERPC_.*?_UUID/ or /^\#define DCERPC_.*?_VERSION/;
-    }
+	pidl "/* This file is autogenerated by pidl. DO NOT EDIT */";
 
-    close(OUT);   
-}
+	pidl "\%module $basename";
+	
+	pidl "";
 
-#####################################################################
-# rewrite autogenerated header file
-sub RewriteC($$$)
-{
-    my($idl) = shift;
-    my($input) = shift;
-    my($output) = shift;
+	pidl "\%{";
+	pidl "#include \"includes.h\"";
+	pidl "#include \"$header\"";
+	pidl "%}";
+	pidl "\%include \"samba.i\"";
+	pidl "\%include \"$gen_header\"";
 
-    open(IN, "<$input") || die "can't open $input for reading";
-    open(OUT, ">>$output") || die "can't open $output for writing";    
-   
-    while(<IN>) {
-    }
+	pidl "";
 
-    close(OUT);   
+	foreach (@$ndr) {
+		ParseInterface($_) if ($_->{TYPE} eq "INTERFACE");
+	}
+	#FIXME: Foreach ref pointer, set NONNULL
+	#FIXME: Foreach unique/full pointer, set MAYBENULL
+	#FIXME: Foreach [out] parameter, set OUTPARAM
+	#
+	return $ret;
 }
 
 1;
diff --git a/source4/pidl/pidl b/source4/pidl/pidl
index e3fd434e9be..a7838791b5a 100755
--- a/source4/pidl/pidl
+++ b/source4/pidl/pidl
@@ -661,7 +661,7 @@ sub process_file($)
 		defined($opt_dump_ndr_tree) or defined($opt_samba3_header) or 
 	    defined($opt_samba3_parser) or defined($opt_samba3_server) or 
 		defined($opt_samba3_template) or defined($opt_samba3_client) or
-		defined($opt_samba3_ndr_client)) {
+		defined($opt_swig) or defined($opt_samba3_ndr_client)) {
 		require Parse::Pidl::NDR;
 		$ndr = Parse::Pidl::NDR::Parse($pidl);
 	}
@@ -691,6 +691,13 @@ sub process_file($)
 		FileSave($c_header, $hdrd);
 	}
 
+	if (defined($opt_swig)) {
+		  require Parse::Pidl::Samba4::SWIG;
+		  my($filename) = ($opt_swig or "$outputdir/$basename.i");
+		  my $code = Parse::Pidl::Samba4::SWIG::Parse($ndr, $basename, "$outputdir/ndr_$basename\_c.h", $gen_header);
+		  FileSave($filename, $code);
+	}
+
 	if (defined($opt_ejs)) {
 		require Parse::Pidl::Samba4::EJS;
 		my ($hdr,$prsr) = Parse::Pidl::Samba4::EJS::Parse($ndr, $h_filename);
@@ -735,11 +742,6 @@ $dcom
 		FileSave($parser_fname, $parser);
 		FileSave($h_filename, $header);
 
-		if (defined($opt_swig)) {
-		  require Parse::Pidl::Samba4::SWIG;
-		  my($filename) = ($opt_swig or "$outputdir/$basename.i");
-		  Parse::Pidl::Samba4::SWIG::RewriteHeader($pidl, $h_filename, $filename);
-		}
 	}
 
 	if (defined($opt_eth_parser)) {