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###################################################
# Samba4 parser generator for swig wrappers
# Copyright tpot@samba.org 2004
# released under the GNU GPL
package IdlSwig;
use strict;
use Data::Dumper;
my($res);
my($name);
sub ParseFunction($)
{
my($fn) = shift;
$res .= "%{\n\n";
$res .= "/* Convert Python dict to struct $fn->{NAME}.in */\n\n";
$res .= "int python_to_$fn->{NAME}(TALLOC_CTX *mem_ctx, struct $fn->{NAME} *s, PyObject *obj)\n";
$res .= "{\n";
foreach my $e (@{$fn->{DATA}}) {
if (util::has_property($e, "in")) {
$res .= "\t// $e->{TYPE} $e->{NAME}\n";
}
}
$res .= "\n";
$res .= "\treturn True;\n";
$res .= "}\n\n";
$res .= "/* Convert struct $fn->{NAME}.out to Python dict */\n\n";
$res .= "int $fn->{NAME}_to_python(TALLOC_CTX *mem_ctx, PyObject *obj, struct $fn->{NAME} *s)\n";
$res .= "{\n";
foreach my $e (@{$fn->{DATA}}) {
if (util::has_property($e, "out")) {
$res .= "\t// $e->{TYPE} $e->{NAME}\n";
}
}
$res .= "\n";
$res .= "\treturn True;\n";
$res .= "}\n\n";
$res .= "%}\n\n";
# Input typemap
$res .= "%typemap(in) struct $fn->{NAME} * (struct $fn->{NAME} temp) {\n";
$res .= "\tTALLOC_CTX *mem_ctx = talloc_init(\"typemap(int) $fn->{NAME}\");\n\n";
$res .= "\tpython_to_$fn->{NAME}(mem_ctx, &temp, \$input);\n";
$res .= "\t\$1 = &temp;\n";
$res .= "}\n\n";
# Output typemap
$res .= "%typemap(argout) struct $fn->{NAME} * {\n";
$res .= "\tTALLOC_CTX *mem_ctx = talloc_init(\"typemap(argout) $fn->{NAME}\");\n\n";
$res .= "\tlong status = PyLong_AsLong(resultobj);\n";
$res .= "\tPyObject *dict;\n";
$res .= "\n";
$res .= "\tif (status != 0) {\n";
$res .= "\t\tset_ntstatus_exception(status);\n";
$res .= "\t\treturn NULL;\n";
$res .= "\t}\n";
$res .= "\n";
$res .= "\tdict = PyDict_New();\n";
$res .= "\t$fn->{NAME}_to_python(mem_ctx, dict, \$1);\n";
$res .= "\tresultobj = dict;\n";
$res .= "}\n\n";
# Function definitions
$res .= "%rename($fn->{NAME}) dcerpc_$fn->{NAME};\n";
$res .= "$fn->{RETURN_TYPE} dcerpc_$fn->{NAME}(struct dcerpc_pipe *p, TALLOC_CTX *mem_ctx, struct $fn->{NAME} *r);\n\n";
}
sub ParseStruct($)
{
my($s) = shift;
$res .= "%{\n\n";
$res .= "/* Convert Python dict to struct $s->{NAME} */\n\n";
$res .= "int python_to_$s->{NAME}(TALLOC_CTX *mem_ctx, struct $s->{NAME} *s, PyObject *obj)\n";
$res .= "{\n";
foreach my $e (@{$s->{DATA}{ELEMENTS}}) {
$res .= "\t// $e->{TYPE} $e->{NAME}\n";
}
$res .= "\n";
$res .= "\treturn TRUE;\n";
$res .= "}\n\n";
$res .= "/* Convert struct $s->{NAME} to Python dict */\n\n";
$res .= "int $s->{NAME}_to_python(TALLOC_CTX *mem_ctx, PyObject *obj, struct $s->{NAME} *s)\n";
$res .= "{\n";
foreach my $e (@{$s->{DATA}{ELEMENTS}}) {
$res .= "\t// $e->{TYPE} $e->{NAME}\n";
}
$res .= "\n";
$res .= "\treturn TRUE;\n";
$res .= "}\n";
$res .= "\n%}\n\n";
}
sub ParseTypedef($)
{
my($t) = shift;
foreach my $e ($t) {
($e->{DATA}{TYPE} eq "STRUCT") && ParseStruct($e);
}
}
sub ParseInheritedData($)
{
my($data) = shift;
foreach my $e (@{$data}) {
($e->{TYPE} eq "FUNCTION") && ParseFunction($e);
($e->{TYPE} eq "TYPEDEF") && ParseTypedef($e);
}
}
sub ParseHeader($)
{
my($hdr) = shift;
$name = $hdr->{NAME};
$res .= "#define DCERPC_" . uc($name) . "_UUID \"$hdr->{PROPERTIES}->{uuid}\"\n";
$res .= "const int DCERPC_" . uc($name) . "_VERSION = " . $hdr->{PROPERTIES}->{version} . ";\n";
$res .= "#define DCERPC_" . uc($name) . "_NAME \"" . $name . "\"\n";
$res .= "\n";
ParseInheritedData($hdr->{INHERITED_DATA});
}
sub Parse($)
{
my($idl) = shift;
$res = "/* auto-generated by pidl */\n\n";
foreach my $x (@{$idl}) {
($x->{TYPE} eq "INTERFACE") && ParseHeader($x);
}
return $res;
}
1;
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