summaryrefslogtreecommitdiff
path: root/source4/pidl/lib/Parse/Pidl/Samba4/SWIG.pm
blob: 57ff007d1b27ea1f854a4992d430538bcb71c8b9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
###################################################
# 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;

use vars qw($VERSION);
use Parse::Pidl::Samba4 qw(DeclLong);
use Parse::Pidl::Typelist qw(mapType);
use Parse::Pidl::Util qw(has_property);
$VERSION = '0.01';

use strict;

my $ret = "";
my $tabs = "";

sub pidl($)
{
	my $p = shift;
	$ret .= $tabs. $p . "\n";
}

sub indent() { $tabs.="\t"; }
sub deindent() { $tabs = substr($tabs,0,-1); }

sub IgnoreInterface($$)
{
	my ($basename,$if) = @_;

	foreach (@{$if->{TYPES}}) {
		next unless (has_property($_, "public"));
		pidl "\%types($_->{NAME});";
	}
}

sub ParseInterface($$)
{
	my ($basename,$if) = @_;

	pidl "\%inline {";
	pidl "struct $if->{NAME} { struct dcerpc_pipe *pipe; };";
	pidl "}";
	pidl "";
	pidl "\%extend $if->{NAME} {";
	indent();
	pidl "$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 $if->{NAME});";
	pidl "NTSTATUS status;";
	pidl "";
	pidl "status = dcerpc_pipe_connect(mem_ctx, &ret->pipe, binding, &dcerpc_table_$if->{NAME}, cred, event);";
	pidl "if (NT_STATUS_IS_ERR(status)) {";
	pidl "\tntstatus_exception(status);";
	pidl "\treturn NULL;";
	pidl "}";
	pidl "";
	pidl "return ret;";
	deindent;
	pidl "}";
	pidl "";
	pidl "~$if->{NAME}() {";
	pidl "\ttalloc_free(self);";
	pidl "}";
	pidl "";

	foreach my $fn (@{$if->{FUNCTIONS}}) {
		pidl "/* $fn->{NAME} */";
		my $args = "";
		foreach (@{$fn->{ELEMENTS}}) {
			$args .= DeclLong($_) . ", ";
		}
		my $name = $fn->{NAME};
		$name =~ s/^$if->{NAME}_//g;
		$name =~ s/^$basename\_//g;
		$args .= "TALLOC_CTX *mem_ctx = NULL";
		pidl mapType($fn->{RETURN_TYPE}) . " $name($args)";
		pidl "{";
		indent;
		pidl "struct $fn->{NAME} r;";
		pidl "NTSTATUS status;";
		pidl "";
		pidl "/* Fill r structure */";

		foreach (@{$fn->{ELEMENTS}}) {
			if (grep(/in/, @{$_->{DIRECTION}})) {
				pidl "r.in.$_->{NAME} = $_->{NAME};";
			} 
		}

		pidl "";
		pidl "status = dcerpc_$fn->{NAME}(self->pipe, mem_ctx, &r);";
		pidl "if (NT_STATUS_IS_ERR(status)) {";
		pidl "\tntstatus_exception(status);";
		if (defined($fn->{RETURN_TYPE})) {
			pidl "\treturn r.out.result;";
		} else {
			pidl "\treturn;";
		}
		pidl "}";
		pidl "";
		pidl "/* Set out arguments */";
		foreach (@{$fn->{ELEMENTS}}) {
			next unless (grep(/out/, @{$_->{DIRECTION}}));

			pidl ("/* FIXME: $_->{NAME} [out] argument is not a pointer */") if ($_->{LEVELS}[0]->{TYPE} ne "POINTER");

			pidl "*$_->{NAME} = *r.out.$_->{NAME};";
		}

		if (defined($fn->{RETURN_TYPE})) {
			pidl "return r.out.result;";
		}
		deindent;
		pidl "}";
		pidl "";
	}

	deindent();
	pidl "};";
	pidl "";

	foreach (@{$if->{TYPES}}) {
		pidl "/* $_->{NAME} */";
	}
	
	pidl "";
}

sub Parse($$$$)
{
    my($ndr,$basename,$header,$gen_header) = @_;

	$ret = "";

	pidl "/* This file is autogenerated by pidl. DO NOT EDIT */";

	pidl "\%module $basename";
	
	pidl "";

	pidl "\%{";
	pidl "#include \"includes.h\"";
	pidl "#include \"auth/credentials/credentials.h\"";
	pidl "#include \"$header\"";
	pidl "#include \"$gen_header\"";
	pidl "%}";
	pidl "\%import \"samba.i\"";
	pidl "";
	pidl "\%inline {";
	pidl "void ntstatus_exception(NTSTATUS status)"; 
	pidl "{";
	pidl "\t/* FIXME */";
	pidl "}";
	pidl "}";
	pidl "";
	foreach (@$ndr) {
		IgnoreInterface($basename, $_) if ($_->{TYPE} eq "INTERFACE");
	}
	pidl "";

	pidl "";

	foreach (@$ndr) {
		ParseInterface($basename, $_) if ($_->{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;