siahsd/bin/pidl/blib/lib/Parse/Pidl/Samba4/Python.pm
2016-11-15 22:10:08 +01:00

2461 lines
78 KiB
Perl

###################################################
# Python function wrapper generator
# Copyright jelmer@samba.org 2007-2008
# released under the GNU GPL
package Parse::Pidl::Samba4::Python;
use Exporter;
@ISA = qw(Exporter);
use strict;
use Parse::Pidl qw(warning fatal error);
use Parse::Pidl::Typelist qw(hasType resolveType getType mapTypeName expandAlias bitmap_type_fn enum_type_fn);
use Parse::Pidl::Util qw(has_property ParseExpr unmake_str);
use Parse::Pidl::NDR qw(ReturnTypeElement GetPrevLevel GetNextLevel ContainsDeferred ContainsPipe is_charset_array);
use Parse::Pidl::CUtil qw(get_value_of get_pointer_to);
use Parse::Pidl::Samba4 qw(ArrayDynamicallyAllocated);
use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv GenerateFunctionOutEnv EnvSubstituteValue GenerateStructEnv);
use vars qw($VERSION);
$VERSION = '0.01';
sub new($) {
my ($class) = @_;
my $self = { res => "", res_hdr => "", tabs => "",
constants => [], constants_uniq => {},
module_methods => [],
module_objects => [], module_objects_uniq => {},
ready_types => [],
module_imports => [], module_imports_uniq => {},
type_imports => [], type_imports_uniq => {},
patch_type_calls => [], prereadycode => [],
postreadycode => []};
bless($self, $class);
}
sub pidl_hdr ($$)
{
my $self = shift;
$self->{res_hdr} .= shift;
}
sub pidl($$)
{
my ($self, $d) = @_;
if ($d) {
if ((!($d =~ /^#/))) {
$self->{res} .= $self->{tabs};
}
$self->{res} .= $d;
}
$self->{res} .= "\n";
}
sub indent($)
{
my ($self) = @_;
$self->{tabs} .= "\t";
}
sub deindent($)
{
my ($self) = @_;
$self->{tabs} = substr($self->{tabs}, 0, -1);
}
sub PrettifyTypeName($$)
{
my ($name, $basename) = @_;
$basename =~ s/^.*\.([^.]+)$/\1/;
$name =~ s/^$basename\_//;
return $name;
}
sub Import
{
my $self = shift;
my @imports = @_;
foreach (@imports) {
$_ = unmake_str($_);
s/\.idl$//;
$self->pidl_hdr("#include \"librpc/gen_ndr/$_\.h\"\n");
$self->register_module_import("samba.dcerpc.$_");
}
}
sub Const($$)
{
my ($self, $const) = @_;
$self->register_constant($const->{NAME}, $const->{DTYPE}, $const->{VALUE});
}
sub register_constant($$$$)
{
my ($self, $name, $type, $value) = @_;
unless (defined $self->{constants_uniq}->{$name}) {
my $h = {"key" => $name, "val" => [$type, $value]};
push @{$self->{constants}}, $h;
$self->{constants_uniq}->{$name} = $h;
}
}
sub EnumAndBitmapConsts($$$)
{
my ($self, $name, $d) = @_;
return unless (defined($d->{ELEMENTS}));
foreach my $e (@{$d->{ELEMENTS}}) {
$e =~ /^([A-Za-z0-9_]+)/;
my $cname = $1;
$self->register_constant($cname, $d, $cname);
}
}
sub FromUnionToPythonFunction($$$$)
{
my ($self, $mem_ctx, $type, $switch, $name) = @_;
$self->pidl("PyObject *ret;");
$self->pidl("");
$self->pidl("switch ($switch) {");
$self->indent;
foreach my $e (@{$type->{ELEMENTS}}) {
$self->pidl("$e->{CASE}:");
$self->indent;
if ($e->{NAME}) {
$self->ConvertObjectToPython($mem_ctx, {}, $e, "$name->$e->{NAME}", "ret", "return NULL;");
} else {
$self->pidl("ret = Py_None;");
$self->pidl("Py_INCREF(ret);");
}
$self->pidl("return ret;");
$self->pidl("");
$self->deindent;
}
$self->deindent;
$self->pidl("}");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"unknown union level\");");
$self->pidl("return NULL;");
}
sub FromPythonToUnionFunction($$$$$)
{
my ($self, $type, $typename, $switch, $mem_ctx, $name) = @_;
my $has_default = 0;
$self->pidl("$typename *ret = talloc_zero($mem_ctx, $typename);");
$self->pidl("switch ($switch) {");
$self->indent;
foreach my $e (@{$type->{ELEMENTS}}) {
$self->pidl("$e->{CASE}:");
if ($e->{CASE} eq "default") { $has_default = 1; }
$self->indent;
if ($e->{NAME}) {
$self->ConvertObjectFromPython({}, $mem_ctx, $e, $name, "ret->$e->{NAME}", "talloc_free(ret); return NULL;");
}
$self->pidl("break;");
$self->deindent;
$self->pidl("");
}
if (!$has_default) {
$self->pidl("default:");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"invalid union level value\");");
$self->pidl("talloc_free(ret);");
$self->pidl("ret = NULL;");
$self->deindent;
}
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("return ret;");
}
sub PythonElementGetSet($$$$$$) {
my ($self, $name, $cname, $ename, $e, $env) = @_;
my $varname = "object->$ename";
$self->pidl("static PyObject *py_$name\_get_$e->{NAME}(PyObject *obj, void *closure)");
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(obj);");
$self->pidl("PyObject *py_$e->{NAME};");
$self->ConvertObjectToPython("pytalloc_get_mem_ctx(obj)", $env, $e, $varname, "py_$e->{NAME}", "return NULL;");
$self->pidl("return py_$e->{NAME};");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static int py_$name\_set_$e->{NAME}(PyObject *py_obj, PyObject *value, void *closure)");
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
my $mem_ctx = "pytalloc_get_mem_ctx(py_obj)";
my $l = $e->{LEVELS}[0];
my $nl = GetNextLevel($e, $l);
if ($l->{TYPE} eq "POINTER" and
not ($nl->{TYPE} eq "ARRAY" and ($nl->{IS_FIXED} or is_charset_array($e, $nl))) and
not ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE}))) {
$self->pidl("talloc_unlink($mem_ctx, discard_const($varname));");
}
$self->ConvertObjectFromPython($env, $mem_ctx, $e, "value", $varname, "return -1;");
$self->pidl("return 0;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
}
sub PythonStruct($$$$$$)
{
my ($self, $modulename, $prettyname, $name, $cname, $d) = @_;
my $env = GenerateStructEnv($d, "object");
$self->pidl("");
my $getsetters = "NULL";
if ($#{$d->{ELEMENTS}} > -1) {
foreach my $e (@{$d->{ELEMENTS}}) {
$self->PythonElementGetSet($name, $cname, $e->{NAME}, $e, $env);
}
$getsetters = "py_$name\_getsetters";
$self->pidl("static PyGetSetDef ".$getsetters."[] = {");
$self->indent;
foreach my $e (@{$d->{ELEMENTS}}) {
$self->pidl("{");
$self->indent;
$self->pidl(".name = discard_const_p(char, \"$e->{NAME}\"),");
$self->pidl(".get = py_$name\_get_$e->{NAME},");
$self->pidl(".set = py_$name\_set_$e->{NAME},");
$self->pidl(".doc = discard_const_p(char, \"PIDL-generated element of base type $e->{TYPE}\")");
$self->deindent;
$self->pidl("},");
}
$self->pidl("{ .name = NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
}
$self->pidl("static PyObject *py_$name\_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("return pytalloc_new($cname, type);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $py_methods = "NULL";
# If the struct is not public there ndr_pull/ndr_push functions will
# be static so not callable from here
if (has_property($d, "public")) {
$self->pidl("static PyObject *py_$name\_ndr_pack(PyObject *py_obj)");
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
$self->pidl("PyObject *ret = NULL;");
$self->pidl("DATA_BLOB blob;");
$self->pidl("enum ndr_err_code err;");
$self->pidl("TALLOC_CTX *tmp_ctx = talloc_new(pytalloc_get_mem_ctx(py_obj));");
$self->pidl("if (tmp_ctx == NULL) {");
$self->indent;
$self->pidl("PyErr_SetNdrError(NDR_ERR_ALLOC);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("err = ndr_push_struct_blob(&blob, tmp_ctx, object, (ndr_push_flags_fn_t)ndr_push_$name);");
$self->pidl("if (!NDR_ERR_CODE_IS_SUCCESS(err)) {");
$self->indent;
$self->pidl("TALLOC_FREE(tmp_ctx);");
$self->pidl("PyErr_SetNdrError(err);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("ret = PyString_FromStringAndSize((char *)blob.data, blob.length);");
$self->pidl("TALLOC_FREE(tmp_ctx);");
$self->pidl("return ret;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_unpack(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
$self->pidl("DATA_BLOB blob;");
$self->pidl("Py_ssize_t blob_length = 0;");
$self->pidl("enum ndr_err_code err;");
$self->pidl("const char * const kwnames[] = { \"data_blob\", \"allow_remaining\", NULL };");
$self->pidl("PyObject *allow_remaining_obj = NULL;");
$self->pidl("bool allow_remaining = false;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"s#|O:__ndr_unpack__\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&blob.data, &blob_length,");
$self->pidl("&allow_remaining_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("blob.length = blob_length;");
$self->pidl("");
$self->pidl("if (allow_remaining_obj && PyObject_IsTrue(allow_remaining_obj)) {");
$self->indent;
$self->pidl("allow_remaining = true;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("if (allow_remaining) {");
$self->indent;
$self->pidl("err = ndr_pull_struct_blob(&blob, pytalloc_get_mem_ctx(py_obj), object, (ndr_pull_flags_fn_t)ndr_pull_$name);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("err = ndr_pull_struct_blob_all(&blob, pytalloc_get_mem_ctx(py_obj), object, (ndr_pull_flags_fn_t)ndr_pull_$name);");
$self->deindent;
$self->pidl("}");
$self->pidl("if (!NDR_ERR_CODE_IS_SUCCESS(err)) {");
$self->indent;
$self->pidl("PyErr_SetNdrError(err);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("Py_RETURN_NONE;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_print(PyObject *py_obj)");
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
$self->pidl("PyObject *ret;");
$self->pidl("char *retstr;");
$self->pidl("");
$self->pidl("retstr = ndr_print_struct_string(pytalloc_get_mem_ctx(py_obj), (ndr_print_fn_t)ndr_print_$name, \"$name\", object);");
$self->pidl("ret = PyString_FromString(retstr);");
$self->pidl("talloc_free(retstr);");
$self->pidl("");
$self->pidl("return ret;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$py_methods = "py_$name\_methods";
$self->pidl("static PyMethodDef $py_methods\[] = {");
$self->indent;
$self->pidl("{ \"__ndr_pack__\", (PyCFunction)py_$name\_ndr_pack, METH_NOARGS, \"S.ndr_pack(object) -> blob\\nNDR pack\" },");
$self->pidl("{ \"__ndr_unpack__\", (PyCFunction)py_$name\_ndr_unpack, METH_VARARGS|METH_KEYWORDS, \"S.ndr_unpack(class, blob, allow_remaining=False) -> None\\nNDR unpack\" },");
$self->pidl("{ \"__ndr_print__\", (PyCFunction)py_$name\_ndr_print, METH_NOARGS, \"S.ndr_print(object) -> None\\nNDR print\" },");
$self->pidl("{ NULL, NULL, 0, NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
}
$self->pidl_hdr("static PyTypeObject $name\_Type;\n");
$self->pidl("");
my $docstring = $self->DocString($d, $name);
my $typeobject = "$name\_Type";
$self->pidl("static PyTypeObject $typeobject = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$modulename.$prettyname\",");
$self->pidl(".tp_getset = $getsetters,");
if ($docstring) {
$self->pidl(".tp_doc = $docstring,");
}
$self->pidl(".tp_methods = $py_methods,");
$self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
$self->pidl(".tp_new = py_$name\_new,");
$self->deindent;
$self->pidl("};");
$self->pidl("");
my $talloc_typename = $self->import_type_variable("talloc", "BaseObject");
$self->register_module_prereadycode(["$name\_Type.tp_base = $talloc_typename;",
"$name\_Type.tp_basicsize = pytalloc_BaseObject_size();",
""]);
return "&$typeobject";
}
sub PythonFunctionStruct($$$$)
{
my ($self, $modulename, $fn, $iface, $prettyname) = @_;
my $inenv = GenerateFunctionInEnv($fn, "object->");
my $outenv = GenerateFunctionOutEnv($fn, "object->");
my $name = "$fn->{NAME}";
my $cname = "struct $name";
$self->pidl("");
my $getsetters = "NULL";
foreach my $e (@{$fn->{ELEMENTS}}) {
if (grep(/in/,@{$e->{DIRECTION}})) {
my $inname = "$name\_in";
my $ename = "in.$e->{NAME}";
$self->PythonElementGetSet($inname, $cname, $ename, $e, $inenv);
}
if (grep(/out/,@{$e->{DIRECTION}})) {
my $outname = "$name\_out";
my $ename = "out.$e->{NAME}";
$self->PythonElementGetSet($outname, $cname, $ename, $e, $outenv);
}
}
if (defined($fn->{RETURN_TYPE})) {
my $e = ReturnTypeElement($fn);
my $ename = "out.result";
$self->PythonElementGetSet($name, $cname, $ename, $e, $outenv);
}
$getsetters = "py_$name\_getsetters";
$self->pidl("static PyGetSetDef ".$getsetters."[] = {");
$self->indent;
foreach my $e (@{$fn->{ELEMENTS}}) {
if (grep(/in/,@{$e->{DIRECTION}})) {
$self->pidl("{");
$self->indent;
$self->pidl(".name = discard_const_p(char, \"in_$e->{NAME}\"),");
$self->pidl(".get = py_$name\_in_get_$e->{NAME},");
$self->pidl(".set = py_$name\_in_set_$e->{NAME},");
$self->pidl(".doc = discard_const_p(char, \"PIDL-generated element of base type $e->{TYPE}\")");
$self->deindent;
$self->pidl("},");
}
if (grep(/out/,@{$e->{DIRECTION}})) {
$self->pidl("{");
$self->indent;
$self->pidl(".name = discard_const_p(char, \"out_$e->{NAME}\"),");
$self->pidl(".get = py_$name\_out_get_$e->{NAME},");
$self->pidl(".set = py_$name\_out_set_$e->{NAME},");
$self->pidl(".doc = discard_const_p(char, \"PIDL-generated element of base type $e->{TYPE}\")");
$self->deindent;
$self->pidl("},");
}
}
if (defined($fn->{RETURN_TYPE})) {
$self->pidl("{");
$self->indent;
$self->pidl(".name = discard_const_p(char, \"result\"),");
$self->pidl(".get = py_$name\_get_result,");
$self->pidl(".set = py_$name\_set_result,");
$self->pidl(".doc = discard_const_p(char, \"PIDL-generated element of type $fn->{RETURN_TYPE}\")");
$self->deindent;
$self->pidl("},");
}
$self->pidl("{ .name = NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("return pytalloc_new($cname, type);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $py_methods = "NULL";
my $ndr_call = "const struct ndr_interface_call *call = NULL;";
my $object_ptr = "$cname *object = ($cname *)pytalloc_get_ptr(py_obj);";
$self->pidl("static PyObject *py_$name\_ndr_opnum(PyTypeObject *type)");
$self->pidl("{");
$self->indent;
$self->pidl("");
$self->pidl("");
$self->pidl("return PyInt_FromLong($fn->{OPNUM});");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_pack(PyObject *py_obj, int ndr_inout_flags, uint32_t ndr_push_flags)");
$self->pidl("{");
$self->indent;
$self->pidl("$ndr_call");
$self->pidl("$object_ptr");
$self->pidl("PyObject *ret = NULL;");
$self->pidl("struct ndr_push *push = NULL;");
$self->pidl("DATA_BLOB blob;");
$self->pidl("enum ndr_err_code err;");
$self->pidl("");
$self->pidl("if (ndr_table_$iface\.num_calls < $fn->{OPNUM}) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"Internal Error, ndr_interface_call missing for py_$name\_ndr_pack\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("call = &ndr_table_$iface\.calls[$fn->{OPNUM}];");
$self->pidl("");
$self->pidl("push = ndr_push_init_ctx(pytalloc_get_mem_ctx(py_obj));");
$self->pidl("if (push == NULL) {");
$self->indent;
$self->pidl("PyErr_SetNdrError(NDR_ERR_ALLOC);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("push->flags |= ndr_push_flags;");
$self->pidl("");
$self->pidl("err = call->ndr_push(push, ndr_inout_flags, object);");
$self->pidl("if (!NDR_ERR_CODE_IS_SUCCESS(err)) {");
$self->indent;
$self->pidl("TALLOC_FREE(push);");
$self->pidl("PyErr_SetNdrError(err);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("blob = ndr_push_blob(push);");
$self->pidl("ret = PyString_FromStringAndSize((char *)blob.data, blob.length);");
$self->pidl("TALLOC_FREE(push);");
$self->pidl("return ret;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_pack_in(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("const char * const kwnames[] = { \"bigendian\", \"ndr64\", NULL };");
$self->pidl("PyObject *bigendian_obj = NULL;");
$self->pidl("PyObject *ndr64_obj = NULL;");
$self->pidl("uint32_t ndr_push_flags = 0;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"|OO:__ndr_pack_in__\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&bigendian_obj,");
$self->pidl("&ndr64_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("if (bigendian_obj && PyObject_IsTrue(bigendian_obj)) {");
$self->indent;
$self->pidl("ndr_push_flags |= LIBNDR_FLAG_BIGENDIAN;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (ndr64_obj && PyObject_IsTrue(ndr64_obj)) {");
$self->indent;
$self->pidl("ndr_push_flags |= LIBNDR_FLAG_NDR64;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("return py_$name\_ndr_pack(py_obj, NDR_IN, ndr_push_flags);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_pack_out(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("const char * const kwnames[] = { \"bigendian\", \"ndr64\", NULL };");
$self->pidl("PyObject *bigendian_obj = NULL;");
$self->pidl("PyObject *ndr64_obj = NULL;");
$self->pidl("uint32_t ndr_push_flags = 0;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"|OO:__ndr_pack_out__\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&bigendian_obj,");
$self->pidl("&ndr64_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("if (bigendian_obj && PyObject_IsTrue(bigendian_obj)) {");
$self->indent;
$self->pidl("ndr_push_flags |= LIBNDR_FLAG_BIGENDIAN;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (ndr64_obj && PyObject_IsTrue(ndr64_obj)) {");
$self->indent;
$self->pidl("ndr_push_flags |= LIBNDR_FLAG_NDR64;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("return py_$name\_ndr_pack(py_obj, NDR_OUT, ndr_push_flags);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_unpack(PyObject *py_obj, const DATA_BLOB *blob, int ndr_inout_flags, uint32_t ndr_pull_flags, bool allow_remaining)");
$self->pidl("{");
$self->indent;
$self->pidl("$ndr_call");
$self->pidl("$object_ptr");
$self->pidl("struct ndr_pull *pull = NULL;");
$self->pidl("enum ndr_err_code err;");
$self->pidl("");
$self->pidl("if (ndr_table_$iface\.num_calls < $fn->{OPNUM}) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"Internal Error, ndr_interface_call missing for py_$name\_ndr_unpack\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("call = &ndr_table_$iface\.calls[$fn->{OPNUM}];");
$self->pidl("");
$self->pidl("pull = ndr_pull_init_blob(blob, object);");
$self->pidl("if (pull == NULL) {");
$self->indent;
$self->pidl("PyErr_SetNdrError(NDR_ERR_ALLOC);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("pull->flags |= ndr_pull_flags;");
$self->pidl("");
$self->pidl("err = call->ndr_pull(pull, ndr_inout_flags, object);");
$self->pidl("if (!NDR_ERR_CODE_IS_SUCCESS(err)) {");
$self->indent;
$self->pidl("TALLOC_FREE(pull);");
$self->pidl("PyErr_SetNdrError(err);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (!allow_remaining) {");
$self->indent;
$self->pidl("uint32_t highest_ofs;");
$self->pidl("");
$self->pidl("if (pull->offset > pull->relative_highest_offset) {");
$self->indent;
$self->pidl("highest_ofs = pull->offset;");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("highest_ofs = pull->relative_highest_offset;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (highest_ofs < pull->data_size) {");
$self->indent;
$self->pidl("err = ndr_pull_error(pull, NDR_ERR_UNREAD_BYTES,");
$self->indent;
$self->pidl("\"not all bytes consumed ofs[%u] size[%u]\",");
$self->pidl("highest_ofs, pull->data_size);");
$self->deindent;
$self->pidl("TALLOC_FREE(pull);");
$self->pidl("PyErr_SetNdrError(err);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("TALLOC_FREE(pull);");
$self->pidl("Py_RETURN_NONE;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_unpack_in(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("DATA_BLOB blob;");
$self->pidl("Py_ssize_t blob_length = 0;");
$self->pidl("const char * const kwnames[] = { \"data_blob\", \"bigendian\", \"ndr64\", \"allow_remaining\", NULL };");
$self->pidl("PyObject *bigendian_obj = NULL;");
$self->pidl("PyObject *ndr64_obj = NULL;");
$self->pidl("uint32_t ndr_pull_flags = LIBNDR_FLAG_REF_ALLOC;");
$self->pidl("PyObject *allow_remaining_obj = NULL;");
$self->pidl("bool allow_remaining = false;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"s#|OOO:__ndr_unpack_in__\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&blob.data, &blob_length,");
$self->pidl("&bigendian_obj,");
$self->pidl("&ndr64_obj,");
$self->pidl("&allow_remaining_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("blob.length = blob_length;");
$self->pidl("");
$self->pidl("if (bigendian_obj && PyObject_IsTrue(bigendian_obj)) {");
$self->indent;
$self->pidl("ndr_pull_flags |= LIBNDR_FLAG_BIGENDIAN;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (ndr64_obj && PyObject_IsTrue(ndr64_obj)) {");
$self->indent;
$self->pidl("ndr_pull_flags |= LIBNDR_FLAG_NDR64;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("if (allow_remaining_obj && PyObject_IsTrue(allow_remaining_obj)) {");
$self->indent;
$self->pidl("allow_remaining = true;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("return py_$name\_ndr_unpack(py_obj, &blob, NDR_IN, ndr_pull_flags, allow_remaining);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_unpack_out(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("DATA_BLOB blob;");
$self->pidl("Py_ssize_t blob_length = 0;");
$self->pidl("const char * const kwnames[] = { \"data_blob\", \"bigendian\", \"ndr64\", \"allow_remaining\", NULL };");
$self->pidl("PyObject *bigendian_obj = NULL;");
$self->pidl("PyObject *ndr64_obj = NULL;");
$self->pidl("uint32_t ndr_pull_flags = LIBNDR_FLAG_REF_ALLOC;");
$self->pidl("PyObject *allow_remaining_obj = NULL;");
$self->pidl("bool allow_remaining = false;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"s#|OOO:__ndr_unpack_out__\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&blob.data, &blob_length,");
$self->pidl("&bigendian_obj,");
$self->pidl("&ndr64_obj,");
$self->pidl("&allow_remaining_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("blob.length = blob_length;");
$self->pidl("");
$self->pidl("if (bigendian_obj && PyObject_IsTrue(bigendian_obj)) {");
$self->indent;
$self->pidl("ndr_pull_flags |= LIBNDR_FLAG_BIGENDIAN;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (ndr64_obj && PyObject_IsTrue(ndr64_obj)) {");
$self->indent;
$self->pidl("ndr_pull_flags |= LIBNDR_FLAG_NDR64;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("if (allow_remaining_obj && PyObject_IsTrue(allow_remaining_obj)) {");
$self->indent;
$self->pidl("allow_remaining = true;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("return py_$name\_ndr_unpack(py_obj, &blob, NDR_OUT, ndr_pull_flags, allow_remaining);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_print(PyObject *py_obj, const char *name, int ndr_inout_flags)");
$self->pidl("{");
$self->indent;
$self->pidl("$ndr_call");
$self->pidl("$object_ptr");
$self->pidl("PyObject *ret;");
$self->pidl("char *retstr;");
$self->pidl("");
$self->pidl("if (ndr_table_$iface\.num_calls < $fn->{OPNUM}) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"Internal Error, ndr_interface_call missing for py_$name\_ndr_print\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("call = &ndr_table_$iface\.calls[$fn->{OPNUM}];");
$self->pidl("");
$self->pidl("retstr = ndr_print_function_string(pytalloc_get_mem_ctx(py_obj), call->ndr_print, name, ndr_inout_flags, object);");
$self->pidl("ret = PyString_FromString(retstr);");
$self->pidl("TALLOC_FREE(retstr);");
$self->pidl("");
$self->pidl("return ret;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_print_in(PyObject *py_obj)");
$self->pidl("{");
$self->indent;
$self->pidl("return py_$name\_ndr_print(py_obj, \"$name\_in\", NDR_IN);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$name\_ndr_print_out(PyObject *py_obj)");
$self->pidl("{");
$self->indent;
$self->pidl("return py_$name\_ndr_print(py_obj, \"$name\_out\", NDR_OUT);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$py_methods = "py_$name\_methods";
$self->pidl("static PyMethodDef $py_methods\[] = {");
$self->indent;
$self->pidl("{ \"opnum\", (PyCFunction)py_$name\_ndr_opnum, METH_NOARGS|METH_CLASS,");
$self->indent;
$self->pidl("\"$modulename.$prettyname.opnum() -> ".sprintf("%d (0x%02x)", $fn->{OPNUM}, $fn->{OPNUM})." \" },");
$self->deindent;
$self->pidl("{ \"__ndr_pack_in__\", (PyCFunction)py_$name\_ndr_pack_in, METH_VARARGS|METH_KEYWORDS,");
$self->indent;
$self->pidl("\"S.ndr_pack_in(object, bigendian=False, ndr64=False) -> blob\\nNDR pack input\" },");
$self->deindent;
$self->pidl("{ \"__ndr_pack_out__\", (PyCFunction)py_$name\_ndr_pack_out, METH_VARARGS|METH_KEYWORDS,");
$self->indent;
$self->pidl("\"S.ndr_pack_out(object, bigendian=False, ndr64=False) -> blob\\nNDR pack output\" },");
$self->deindent;
$self->pidl("{ \"__ndr_unpack_in__\", (PyCFunction)py_$name\_ndr_unpack_in, METH_VARARGS|METH_KEYWORDS,");
$self->indent;
$self->pidl("\"S.ndr_unpack_in(class, blob, bigendian=False, ndr64=False, allow_remaining=False) -> None\\nNDR unpack input\" },");
$self->deindent;
$self->pidl("{ \"__ndr_unpack_out__\", (PyCFunction)py_$name\_ndr_unpack_out, METH_VARARGS|METH_KEYWORDS,");
$self->indent;
$self->pidl("\"S.ndr_unpack_out(class, blob, bigendian=False, ndr64=False, allow_remaining=False) -> None\\nNDR unpack output\" },");
$self->deindent;
$self->pidl("{ \"__ndr_print_in__\", (PyCFunction)py_$name\_ndr_print_in, METH_NOARGS, \"S.ndr_print_in(object) -> None\\nNDR print input\" },");
$self->pidl("{ \"__ndr_print_out__\", (PyCFunction)py_$name\_ndr_print_out, METH_NOARGS, \"S.ndr_print_out(object) -> None\\nNDR print output\" },");
$self->pidl("{ NULL, NULL, 0, NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl_hdr("static PyTypeObject $name\_Type;\n");
$self->pidl("");
my $docstring = $self->DocString($fn, $name);
my $typeobject = "$name\_Type";
$self->pidl("static PyTypeObject $typeobject = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$modulename.$prettyname\",");
$self->pidl(".tp_getset = $getsetters,");
if ($docstring) {
$self->pidl(".tp_doc = $docstring,");
}
$self->pidl(".tp_methods = $py_methods,");
$self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
$self->pidl(".tp_new = py_$name\_new,");
$self->deindent;
$self->pidl("};");
$self->pidl("");
my $talloc_typename = $self->import_type_variable("talloc", "BaseObject");
$self->register_module_prereadycode(["$name\_Type.tp_base = $talloc_typename;",
"$name\_Type.tp_basicsize = pytalloc_BaseObject_size();",
""]);
return "&$typeobject";
}
sub get_metadata_var($)
{
my ($e) = @_;
sub get_var($) { my $x = shift; $x =~ s/\*//g; return $x; }
if (has_property($e, "length_is")) {
return get_var($e->{PROPERTIES}->{length_is});
} elsif (has_property($e, "size_is")) {
return get_var($e->{PROPERTIES}->{size_is});
}
return undef;
}
sub find_metadata_args($)
{
my ($fn) = @_;
my $metadata_args = { in => {}, out => {} };
# Determine arguments that are metadata for other arguments (size_is/length_is)
foreach my $e (@{$fn->{ELEMENTS}}) {
foreach my $dir (@{$e->{DIRECTION}}) {
my $main = get_metadata_var($e);
if ($main) {
$metadata_args->{$dir}->{$main} = $e->{NAME};
}
}
}
return $metadata_args;
}
sub PythonFunctionUnpackOut($$$)
{
my ($self, $fn, $fnname) = @_;
my $outfnname = "unpack_$fnname\_args_out";
my $signature = "";
my $metadata_args = find_metadata_args($fn);
my $env = GenerateFunctionOutEnv($fn, "r->");
my $result_size = 0;
$self->pidl("static PyObject *$outfnname(struct $fn->{NAME} *r)");
$self->pidl("{");
$self->indent;
$self->pidl("PyObject *result;");
foreach my $e (@{$fn->{ELEMENTS}}) {
next unless (grep(/out/,@{$e->{DIRECTION}}));
next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or
($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}}));
$self->pidl("PyObject *py_$e->{NAME};");
$result_size++;
}
if ($fn->{RETURN_TYPE}) {
$result_size++ unless ($fn->{RETURN_TYPE} eq "WERROR" or $fn->{RETURN_TYPE} eq "NTSTATUS");
}
my $i = 0;
if ($result_size > 1) {
$self->pidl("result = PyTuple_New($result_size);");
$signature .= "(";
} elsif ($result_size == 0) {
$self->pidl("result = Py_None;");
$self->pidl("Py_INCREF(result);");
$signature .= "None";
}
foreach my $e (@{$fn->{ELEMENTS}}) {
next if ($metadata_args->{out}->{$e->{NAME}});
my $py_name = "py_$e->{NAME}";
if (grep(/out/,@{$e->{DIRECTION}})) {
$self->ConvertObjectToPython("r", $env, $e, "r->out.$e->{NAME}", $py_name, "return NULL;");
if ($result_size > 1) {
$self->pidl("PyTuple_SetItem(result, $i, $py_name);");
$i++;
$signature .= "$e->{NAME}, ";
} else {
$self->pidl("result = $py_name;");
$signature .= $e->{NAME};
}
}
}
if (defined($fn->{RETURN_TYPE}) and $fn->{RETURN_TYPE} eq "NTSTATUS") {
$self->handle_ntstatus("r->out.result", "NULL", undef);
} elsif (defined($fn->{RETURN_TYPE}) and $fn->{RETURN_TYPE} eq "WERROR") {
$self->handle_werror("r->out.result", "NULL", undef);
} elsif (defined($fn->{RETURN_TYPE})) {
my $conv = $self->ConvertObjectToPythonData("r", $fn->{RETURN_TYPE}, "r->out.result", $fn);
if ($result_size > 1) {
$self->pidl("PyTuple_SetItem(result, $i, $conv);");
} else {
$self->pidl("result = $conv;");
}
$signature .= "result";
}
if (substr($signature, -2) eq ", ") {
$signature = substr($signature, 0, -2);
}
if ($result_size > 1) {
$signature .= ")";
}
$self->pidl("return result;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
return ($outfnname, $signature);
}
sub PythonFunctionPackIn($$$)
{
my ($self, $fn, $fnname) = @_;
my $metadata_args = find_metadata_args($fn);
my $infnname = "pack_$fnname\_args_in";
$self->pidl("static bool $infnname(PyObject *args, PyObject *kwargs, struct $fn->{NAME} *r)");
$self->pidl("{");
$self->indent;
my $args_format = "";
my $args_string = "";
my $args_names = "";
my $signature = "";
foreach my $e (@{$fn->{ELEMENTS}}) {
next unless (grep(/in/,@{$e->{DIRECTION}}));
next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or
($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}}));
$self->pidl("PyObject *py_$e->{NAME};");
$args_format .= "O";
$args_string .= ", &py_$e->{NAME}";
$args_names .= "\"$e->{NAME}\", ";
$signature .= "$e->{NAME}, ";
}
if (substr($signature, -2) eq ", ") {
$signature = substr($signature, 0, -2);
}
$self->pidl("const char *kwnames[] = {");
$self->indent;
$self->pidl($args_names . "NULL");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"$args_format:$fn->{NAME}\", discard_const_p(char *, kwnames)$args_string)) {");
$self->indent;
$self->pidl("return false;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $env = GenerateFunctionInEnv($fn, "r->");
my $fail = "return false;";
foreach my $e (@{$fn->{ELEMENTS}}) {
next unless (grep(/in/,@{$e->{DIRECTION}}));
if ($metadata_args->{in}->{$e->{NAME}}) {
my $py_var = "py_".$metadata_args->{in}->{$e->{NAME}};
$self->pidl("PY_CHECK_TYPE(&PyList_Type, $py_var, $fail);");
my $val = "PyList_GET_SIZE($py_var)";
if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") {
$self->pidl("r->in.$e->{NAME} = talloc_ptrtype(r, r->in.$e->{NAME});");
$self->pidl("if (r->in.$e->{NAME} == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("*r->in.$e->{NAME} = $val;");
} else {
$self->pidl("r->in.$e->{NAME} = $val;");
}
} else {
$self->ConvertObjectFromPython($env, "r", $e, "py_$e->{NAME}", "r->in.$e->{NAME}", $fail);
}
}
$self->pidl("return true;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
return ($infnname, $signature);
}
sub PythonFunction($$$)
{
my ($self, $fn, $iface, $prettyname) = @_;
my $fnname = "py_$fn->{NAME}";
my $docstring = $self->DocString($fn, $fn->{NAME});
my ($infn, $insignature) = $self->PythonFunctionPackIn($fn, $fnname);
my ($outfn, $outsignature) = $self->PythonFunctionUnpackOut($fn, $fnname);
my $signature = "S.$prettyname($insignature) -> $outsignature";
if ($docstring) {
$docstring = "\"$signature\\n\\n\"$docstring";
} else {
$docstring = "\"$signature\"";
}
return ($infn, $outfn, $docstring);
}
sub handle_werror($$$$)
{
my ($self, $var, $retval, $mem_ctx) = @_;
$self->pidl("if (!W_ERROR_IS_OK($var)) {");
$self->indent;
$self->pidl("PyErr_SetWERROR($var);");
$self->pidl("talloc_free($mem_ctx);") if ($mem_ctx);
$self->pidl("return $retval;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
}
sub handle_ntstatus($$$$)
{
my ($self, $var, $retval, $mem_ctx) = @_;
$self->pidl("if (NT_STATUS_IS_ERR($var)) {");
$self->indent;
$self->pidl("PyErr_SetNTSTATUS($var);");
$self->pidl("talloc_free($mem_ctx);") if ($mem_ctx);
$self->pidl("return $retval;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
}
sub PythonType($$$$)
{
my ($self, $modulename, $d, $interface, $basename) = @_;
my $actual_ctype = $d;
if ($actual_ctype->{TYPE} eq "TYPEDEF") {
$actual_ctype = $actual_ctype->{DATA};
}
if ($actual_ctype->{TYPE} eq "STRUCT") {
my $typeobject;
my $fn_name = PrettifyTypeName($d->{NAME}, $basename);
if ($d->{TYPE} eq "STRUCT") {
$typeobject = $self->PythonStruct($modulename, $fn_name, $d->{NAME}, mapTypeName($d), $d);
} else {
$typeobject = $self->PythonStruct($modulename, $fn_name, $d->{NAME}, mapTypeName($d), $d->{DATA});
}
$self->register_module_typeobject($fn_name, $typeobject, $d->{ORIGINAL});
}
if ($d->{TYPE} eq "ENUM" or $d->{TYPE} eq "BITMAP") {
$self->EnumAndBitmapConsts($d->{NAME}, $d);
}
if ($d->{TYPE} eq "TYPEDEF" and ($d->{DATA}->{TYPE} eq "ENUM" or $d->{DATA}->{TYPE} eq "BITMAP")) {
$self->EnumAndBitmapConsts($d->{NAME}, $d->{DATA});
}
if ($actual_ctype->{TYPE} eq "UNION" and defined($actual_ctype->{ELEMENTS})) {
my $prettyname = PrettifyTypeName($d->{NAME}, $basename);
my $typeobject = "$d->{NAME}\_Type";
my $docstring = $self->DocString($d, $d->{NAME});
my $cname = "union $d->{NAME}";
$self->pidl("static PyObject *py_import_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, " .mapTypeName($d) . " *in)");
$self->pidl("{");
$self->indent;
$self->FromUnionToPythonFunction("mem_ctx", $actual_ctype, "level", "in") if ($actual_ctype->{TYPE} eq "UNION");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static ".mapTypeName($d) . " *py_export_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, PyObject *in)");
$self->pidl("{");
$self->indent;
$self->FromPythonToUnionFunction($actual_ctype, mapTypeName($d), "level", "mem_ctx", "in") if ($actual_ctype->{TYPE} eq "UNION");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $getsetters = "NULL";
my $py_methods = "NULL";
my $typename = mapTypeName($d);
##
## PyCapsule (starting with 2.7) vs. PyCObject (up to 3.2)
##
## As we need to support python 2.6, we can't use PyCapsule yet.
##
## When we'll get support fpr Python3 we'll have to emulate
## PyCObject using PyCapsule and convert these functions to
## use PyCapsule.
##
$self->pidl("static PyObject *py_$d->{NAME}\_import(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("const char * const kwnames[] = { \"mem_ctx\", \"level\", \"in\", NULL };");
$self->pidl("PyObject *mem_ctx_obj = NULL;");
$self->pidl("static const char *mem_ctx_type = \"TALLOC_CTX\";");
$self->pidl("const char *mem_ctx_desc = NULL;");
$self->pidl("TALLOC_CTX *mem_ctx = NULL;");
$self->pidl("int level = 0;");
$self->pidl("PyObject *in_obj = NULL;");
$self->pidl("static const char *in_type = \"$typename\";");
$self->pidl("const char *in_desc = NULL;");
$self->pidl("$typename *in = NULL;");
$self->pidl("int cmp;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"OiO:import\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&mem_ctx_obj,");
$self->pidl("&level,");
$self->pidl("&in_obj)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (!PyCObject_Check(mem_ctx_obj)) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx needs to be of type PyCObject!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("mem_ctx_desc = (const char *)PyCObject_GetDesc(mem_ctx_obj);");
$self->indent;
$self->pidl("if (mem_ctx_desc == NULL) {");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx hash no PyCObject_GetDesc()!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("cmp = strncmp(mem_ctx_type, mem_ctx_desc, strlen(mem_ctx_type) + 1);");
$self->pidl("if (cmp != 0) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"mem_ctx should have PyCObject_GetDesc() = %s!\", mem_ctx_type);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("mem_ctx = PyCObject_AsVoidPtr(mem_ctx_obj);");
$self->pidl("if (mem_ctx == NULL) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx is NULL)!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (!PyCObject_Check(in_obj)) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"in needs to be of type PyCObject!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("in_desc = (const char *)PyCObject_GetDesc(in_obj);");
$self->indent;
$self->pidl("if (in_desc == NULL) {");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"in hash no PyCObject_GetDesc()!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("cmp = strncmp(in_type, in_desc, strlen(in_type) + 1);");
$self->pidl("if (cmp != 0) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"in should have PyCObject_GetDesc() = %s!\", in_type);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("in = ($typename *)PyCObject_AsVoidPtr(in_obj);");
$self->pidl("");
$self->pidl("return py_import_$d->{NAME}(mem_ctx, level, in);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("static PyObject *py_$d->{NAME}\_export(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("const char * const kwnames[] = { \"mem_ctx\", \"level\", \"in\", NULL };");
$self->pidl("PyObject *mem_ctx_obj = NULL;");
$self->pidl("static const char *mem_ctx_type = \"TALLOC_CTX\";");
$self->pidl("const char *mem_ctx_desc = NULL;");
$self->pidl("TALLOC_CTX *mem_ctx = NULL;");
$self->pidl("int level = 0;");
$self->pidl("PyObject *in = NULL;");
$self->pidl("static const char *out_type = \"$typename\";");
$self->pidl("$typename *out = NULL;");
$self->pidl("int cmp;");
$self->pidl("");
$self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"OiO:import\",");
$self->indent;
$self->pidl("discard_const_p(char *, kwnames),");
$self->pidl("&mem_ctx_obj,");
$self->pidl("&level,");
$self->pidl("&in)) {");
$self->deindent;
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("if (!PyCObject_Check(mem_ctx_obj)) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx needs to be of type PyCObject!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("mem_ctx_desc = (const char *)PyCObject_GetDesc(mem_ctx_obj);");
$self->indent;
$self->pidl("if (mem_ctx_desc == NULL) {");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx hash no PyCObject_GetDesc()!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("cmp = strncmp(mem_ctx_type, mem_ctx_desc, strlen(mem_ctx_type) + 1);");
$self->pidl("if (cmp != 0) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"mem_ctx should have PyCObject_GetDesc() = %s!\", mem_ctx_type);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("mem_ctx = PyCObject_AsVoidPtr(mem_ctx_obj);");
$self->pidl("if (mem_ctx == NULL) {");
$self->indent;
$self->pidl("PyErr_SetString(PyExc_TypeError, \"mem_ctx is NULL)!\");");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("out = py_export_$d->{NAME}(mem_ctx, level, in);");
$self->pidl("if (out == NULL) {");
$self->indent;
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("return PyCObject_FromVoidPtrAndDesc(out, discard_const_p(char, out_type), NULL);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$py_methods = "py_$d->{NAME}_methods";
$self->pidl("static PyMethodDef $py_methods\[] = {");
$self->indent;
$self->pidl("{ \"__import__\", (PyCFunction)py_$d->{NAME}\_import,");
$self->indent;
$self->pidl("METH_VARARGS|METH_KEYWORDS|METH_CLASS,");
$self->pidl("\"T.__import__(mem_ctx, level, in) => ret.\" },");
$self->deindent;
$self->pidl("{ \"__export__\", (PyCFunction)py_$d->{NAME}\_export,");
$self->indent;
$self->pidl("METH_VARARGS|METH_KEYWORDS|METH_CLASS,");
$self->pidl("\"T.__export__(mem_ctx, level, in) => ret.\" },");
$self->deindent;
$self->pidl("{ NULL, NULL, 0, NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl("static PyObject *py_$d->{NAME}\_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"New %s Objects are not supported\", type->tp_name);");
$self->pidl("return NULL;");
$self->deindent;
$self->pidl("}");
$self->pidl("");
$self->pidl("");
$self->pidl_hdr("static PyTypeObject $typeobject;\n");
$self->pidl("static PyTypeObject $typeobject = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$modulename.$prettyname\",");
$self->pidl(".tp_getset = $getsetters,");
if ($docstring) {
$self->pidl(".tp_doc = $docstring,");
}
$self->pidl(".tp_methods = $py_methods,");
$self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
$self->pidl(".tp_new = py_$d->{NAME}\_new,");
$self->deindent;
$self->pidl("};");
$self->pidl("");
my $talloc_typename = $self->import_type_variable("talloc", "BaseObject");
$self->register_module_prereadycode(["$typeobject.tp_base = $talloc_typename;",
"$typeobject.tp_basicsize = pytalloc_BaseObject_size();",
""]);
$self->register_module_typeobject($prettyname, "&$typeobject", $d->{ORIGINAL});
}
}
sub DocString($$$)
{
my ($self, $d, $name) = @_;
if (has_property($d, "helpstring")) {
my $docstring = uc("py_doc_$name");
$self->pidl("#define $docstring ".has_property($d, "helpstring"));
return $docstring;
}
return undef;
}
sub Interface($$$)
{
my($self,$interface,$basename) = @_;
if (has_property($interface, "pyhelper")) {
$self->pidl("#include \"".unmake_str($interface->{PROPERTIES}->{pyhelper})."\"\n");
}
$self->Const($_) foreach (@{$interface->{CONSTS}});
foreach my $d (@{$interface->{TYPES}}) {
next if has_property($d, "nopython");
$self->PythonType($basename, $d, $interface, $basename);
}
if (defined $interface->{PROPERTIES}->{uuid}) {
$self->pidl_hdr("static PyTypeObject $interface->{NAME}_InterfaceType;\n");
$self->pidl("");
my @fns = ();
foreach my $d (@{$interface->{FUNCTIONS}}) {
next if has_property($d, "noopnum");
next if has_property($d, "nopython");
next if has_property($d, "todo");
my $skip = 0;
foreach my $e (@{$d->{ELEMENTS}}) {
if (ContainsPipe($e, $e->{LEVELS}[0])) {
$skip = 1;
last;
}
}
next if $skip;
my $prettyname = $d->{NAME};
$prettyname =~ s/^$interface->{NAME}_//;
$prettyname =~ s/^$basename\_//;
my $typeobject = $self->PythonFunctionStruct($basename, $d, $interface->{NAME}, $prettyname);
$self->register_module_typeobject($prettyname, $typeobject, $d->{ORIGINAL});
my ($infn, $outfn, $fndocstring) = $self->PythonFunction($d, $interface->{NAME}, $prettyname);
push (@fns, [$infn, $outfn, "dcerpc_$d->{NAME}_r", $prettyname, $fndocstring, $d->{OPNUM}]);
}
$self->pidl("const struct PyNdrRpcMethodDef py_ndr_$interface->{NAME}\_methods[] = {");
$self->indent;
foreach my $d (@fns) {
my ($infn, $outfn, $callfn, $prettyname, $docstring, $opnum) = @$d;
$self->pidl("{ \"$prettyname\", $docstring, (py_dcerpc_call_fn)$callfn, (py_data_pack_fn)$infn, (py_data_unpack_fn)$outfn, $opnum, &ndr_table_$interface->{NAME} },");
}
$self->pidl("{ NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl("static PyObject *interface_$interface->{NAME}_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("return py_dcerpc_interface_init_helper(type, args, kwargs, &ndr_table_$interface->{NAME});");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $signature =
"\"$interface->{NAME}(binding, lp_ctx=None, credentials=None) -> connection\\n\"
\"\\n\"
\"binding should be a DCE/RPC binding string (for example: ncacn_ip_tcp:127.0.0.1)\\n\"
\"lp_ctx should be a path to a smb.conf file or a param.LoadParm object\\n\"
\"credentials should be a credentials.Credentials object.\\n\\n\"";
my $docstring = $self->DocString($interface, $interface->{NAME});
if ($docstring) {
$docstring = "$signature$docstring";
} else {
$docstring = $signature;
}
my $if_typename = "$interface->{NAME}_InterfaceType";
$self->pidl("static PyTypeObject $if_typename = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$basename.$interface->{NAME}\",");
$self->pidl(".tp_basicsize = sizeof(dcerpc_InterfaceObject),");
$self->pidl(".tp_doc = $docstring,");
$self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
$self->pidl(".tp_new = interface_$interface->{NAME}_new,");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->register_module_typeobject($interface->{NAME}, "&$if_typename", $interface->{ORIGINAL});
my $dcerpc_typename = $self->import_type_variable("samba.dcerpc.base", "ClientConnection");
$self->register_module_prereadycode(["$if_typename.tp_base = $dcerpc_typename;", ""]);
$self->register_module_postreadycode(["if (!PyInterface_AddNdrRpcMethods(&$if_typename, py_ndr_$interface->{NAME}\_methods))", "\treturn;", ""]);
$self->pidl("static PyObject *syntax_$interface->{NAME}_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
$self->pidl("{");
$self->indent;
$self->pidl("return py_dcerpc_syntax_init_helper(type, args, kwargs, &ndr_table_$interface->{NAME}.syntax_id);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
my $signature = "\"$interface->{NAME}_abstract_syntax()\\n\"";
my $docstring = $self->DocString($interface, $interface->{NAME}."_syntax");
if ($docstring) {
$docstring = "$signature$docstring";
} else {
$docstring = $signature;
}
my $syntax_typename = "$interface->{NAME}_SyntaxType";
$self->pidl("static PyTypeObject $syntax_typename = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$basename.$interface->{NAME}_abstract_syntax\",");
$self->pidl(".tp_doc = $docstring,");
$self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
$self->pidl(".tp_new = syntax_$interface->{NAME}_new,");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->register_module_typeobject("$interface->{NAME}_abstract_syntax", "&$syntax_typename", $interface->{ORIGINAL});
if (not defined($self->existing_module_object("abstract_syntax"))) {
# Only the first syntax gets registered with the legacy
# "abstract_syntax" name
$self->register_module_typeobject("abstract_syntax", "&$syntax_typename", $interface->{ORIGINAL});
}
my $ndr_typename = $self->import_type_variable("samba.dcerpc.misc", "ndr_syntax_id");
$self->register_module_prereadycode(["$syntax_typename.tp_base = $ndr_typename;",
"$syntax_typename.tp_basicsize = pytalloc_BaseObject_size();",
""]);
}
$self->pidl_hdr("\n");
}
sub register_module_method($$$$$)
{
my ($self, $fn_name, $pyfn_name, $flags, $doc) = @_;
push (@{$self->{module_methods}}, [$fn_name, $pyfn_name, $flags, $doc])
}
sub register_module_typeobject($$$$)
{
my ($self, $name, $py_name, $location) = @_;
$self->register_module_object($name, "(PyObject *)(void *)$py_name", $location);
$self->check_ready_type($py_name);
$self->register_patch_type_call($name, $py_name);
}
sub check_ready_type($$)
{
my ($self, $py_name) = @_;
push (@{$self->{ready_types}}, $py_name) unless (grep(/^$py_name$/,@{$self->{ready_types}}));
}
sub register_module_import($$)
{
my ($self, $module_path) = @_;
my $var_name = $module_path;
$var_name =~ s/\./_/g;
$var_name = "dep_$var_name";
unless (defined $self->{module_imports_uniq}->{$var_name}) {
my $h = { "key" => $var_name, "val" => $module_path};
push @{$self->{module_imports}}, $h;
$self->{module_imports_uniq}->{$var_name} = $h;
}
return $var_name;
}
sub import_type_variable($$$)
{
my ($self, $module, $name) = @_;
$self->register_module_import($module);
unless (defined $self->{type_imports_uniq}->{$name}) {
my $h = { "key" => $name, "val" => $module};
push @{$self->{type_imports}}, $h;
$self->{type_imports_uniq}->{$name} = $h;
}
return "$name\_Type";
}
sub use_type_variable($$)
{
my ($self, $orig_ctype) = @_;
# FIXME: Have a global lookup table for types that look different on the
# wire than they are named in C?
if ($orig_ctype->{NAME} eq "dom_sid2" or
$orig_ctype->{NAME} eq "dom_sid28" or
$orig_ctype->{NAME} eq "dom_sid0") {
$orig_ctype->{NAME} = "dom_sid";
}
if ($orig_ctype->{NAME} eq "spoolss_security_descriptor") {
$orig_ctype->{NAME} = "security_descriptor";
}
my $ctype = resolveType($orig_ctype);
unless (defined($ctype->{BASEFILE})) {
return undef;
}
# If this is an external type, make sure we do the right imports.
if (($ctype->{BASEFILE} ne $self->{BASENAME})) {
return $self->import_type_variable("samba.dcerpc.$ctype->{BASEFILE}", $ctype->{NAME});
}
return "&$ctype->{NAME}_Type";
}
sub register_patch_type_call($$$)
{
my ($self, $typename, $cvar) = @_;
push(@{$self->{patch_type_calls}}, [$typename, $cvar]);
}
sub register_module_prereadycode($$)
{
my ($self, $code) = @_;
push (@{$self->{prereadycode}}, @$code);
}
sub register_module_postreadycode($$)
{
my ($self, $code) = @_;
push (@{$self->{postreadycode}}, @$code);
}
sub existing_module_object($$)
{
my ($self, $name) = @_;
if (defined($self->{module_object_uniq}->{$name})) {
return $self->{module_object_uniq}->{$name};
}
return undef;
}
sub register_module_object($$$$)
{
my ($self, $name, $py_name, $location) = @_;
my $existing = $self->existing_module_object($name);
fatal($location, "module_object($name, $py_name) registered twice! $existing.") if defined($existing);
push (@{$self->{module_objects}}, [$name, $py_name]);
$self->{module_object_uniq}->{$name} = $py_name;
}
sub assign($$$)
{
my ($self, $dest, $src) = @_;
if ($dest =~ /^\&/ and $src eq "NULL") {
$self->pidl("memset($dest, 0, sizeof(" . get_value_of($dest) . "));");
} elsif ($dest =~ /^\&/) {
my $destvar = get_value_of($dest);
$self->pidl("$destvar = *$src;");
} else {
$self->pidl("$dest = $src;");
}
}
sub ConvertStringFromPythonData($$$$$)
{
my ($self, $mem_ctx, $py_var, $target, $fail) = @_;
$self->pidl("{");
$self->indent;
$self->pidl("const char *test_str;");
$self->pidl("const char *talloc_str;");
$self->pidl("PyObject *unicode = NULL;");
$self->pidl("if (PyUnicode_Check($py_var)) {");
$self->indent;
# FIXME: Use Unix charset setting rather than utf-8
$self->pidl("unicode = PyUnicode_AsEncodedString($py_var, \"utf-8\", \"ignore\");");
$self->pidl("if (unicode == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl("$fail");
$self->deindent;
$self->pidl("}");
$self->pidl("test_str = PyString_AS_STRING(unicode);");
$self->deindent;
$self->pidl("} else if (PyString_Check($py_var)) {");
$self->indent;
$self->pidl("test_str = PyString_AS_STRING($py_var);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"Expected string or unicode object, got %s\", Py_TYPE($py_var)->tp_name);");
$self->pidl("$fail");
$self->deindent;
$self->pidl("}");
$self->pidl("talloc_str = talloc_strdup($mem_ctx, test_str);");
$self->pidl("if (unicode != NULL) {");
$self->indent;
$self->pidl("Py_DECREF(unicode);");
$self->deindent;
$self->pidl("}");
$self->pidl("if (talloc_str == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl("$fail");
$self->deindent;
$self->pidl("}");
$self->pidl("$target = talloc_str;");
$self->deindent;
$self->pidl("}");
}
sub ConvertObjectFromPythonData($$$$$$;$$)
{
my ($self, $mem_ctx, $cvar, $ctype, $target, $fail, $location, $switch) = @_;
fatal($location, "undef type for $cvar") unless(defined($ctype));
$ctype = resolveType($ctype);
my $actual_ctype = $ctype;
if ($actual_ctype->{TYPE} eq "TYPEDEF") {
$actual_ctype = $actual_ctype->{DATA};
}
# We need to cover ENUMs, BITMAPS and SCALAR values here, as
# all could otherwise be assigned invalid integer values
my $ctype_alias = "";
my $uint_max = "";
if ($actual_ctype->{TYPE} eq "ENUM") {
# Importantly, ENUM values are unsigned in pidl, and
# typically map to uint32
$ctype_alias = enum_type_fn($actual_ctype);
} elsif ($actual_ctype->{TYPE} eq "BITMAP") {
$ctype_alias = bitmap_type_fn($actual_ctype);
} elsif ($actual_ctype->{TYPE} eq "SCALAR") {
$ctype_alias = expandAlias($actual_ctype->{NAME});
}
# This is the unsigned Python Integer -> C integer validation
# case. The signed case is below.
if ($ctype_alias =~ /^(uint[0-9]*|hyper|udlong|udlongr
|NTTIME_hyper|NTTIME|NTTIME_1sec
|uid_t|gid_t)$/x) {
$self->pidl("{");
$self->indent;
$self->pidl("const unsigned long long uint_max = ndr_sizeof2uintmax(sizeof($target));");
$self->pidl("if (PyLong_Check($cvar)) {");
$self->indent;
$self->pidl("unsigned long long test_var;");
$self->pidl("test_var = PyLong_AsUnsignedLongLong($cvar);");
$self->pidl("if (PyErr_Occurred() != NULL) {");
$self->indent;
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("if (test_var > uint_max) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_OverflowError, \"Expected type %s or %s within range 0 - %llu, got %llu\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name, uint_max, test_var);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("$target = test_var;");
$self->deindent;
$self->pidl("} else if (PyInt_Check($cvar)) {");
$self->indent;
$self->pidl("long test_var;");
$self->pidl("test_var = PyInt_AsLong($cvar);");
$self->pidl("if (test_var < 0 || test_var > uint_max) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_OverflowError, \"Expected type %s or %s within range 0 - %llu, got %ld\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name, uint_max, test_var);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("$target = test_var;");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"Expected type %s or %s\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->deindent;
$self->pidl("}");
return;
}
# Confirm the signed python integer fits in the C type
# correctly. It is subtly different from the unsigned case
# above, so while it looks like a duplicate, it is not
# actually a duplicate.
if ($ctype_alias =~ /^(dlong|char|int[0-9]*|time_t)$/x) {
$self->pidl("{");
$self->indent;
$self->pidl("const long long int_max = ndr_sizeof2intmax(sizeof($target));");
$self->pidl("const long long int_min = -int_max - 1;");
$self->pidl("if (PyLong_Check($cvar)) {");
$self->indent;
$self->pidl("long long test_var;");
$self->pidl("test_var = PyLong_AsLongLong($cvar);");
$self->pidl("if (PyErr_Occurred() != NULL) {");
$self->indent;
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("if (test_var < int_min || test_var > int_max) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_OverflowError, \"Expected type %s or %s within range %lld - %lld, got %lld\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name, int_min, int_max, test_var);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("$target = test_var;");
$self->deindent;
$self->pidl("} else if (PyInt_Check($cvar)) {");
$self->indent;
$self->pidl("long test_var;");
$self->pidl("test_var = PyInt_AsLong($cvar);");
$self->pidl("if (test_var < int_min || test_var > int_max) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_OverflowError, \"Expected type %s or %s within range %lld - %lld, got %ld\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name, int_min, int_max, test_var);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->pidl("$target = test_var;");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"Expected type %s or %s\",\\");
$self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name);");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
$self->deindent;
$self->pidl("}");
return;
}
if ($actual_ctype->{TYPE} eq "STRUCT" or $actual_ctype->{TYPE} eq "INTERFACE") {
my $ctype_name = $self->use_type_variable($ctype);
unless (defined ($ctype_name)) {
error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"Can not convert C Type " . mapTypeName($ctype) . " from Python\");");
return;
}
$self->pidl("PY_CHECK_TYPE($ctype_name, $cvar, $fail);");
$self->pidl("if (talloc_reference($mem_ctx, pytalloc_get_mem_ctx($cvar)) == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl("$fail");
$self->deindent;
$self->pidl("}");
$self->assign($target, "(".mapTypeName($ctype)." *)pytalloc_get_ptr($cvar)");
return;
}
if ($actual_ctype->{TYPE} eq "UNION") {
my $ctype_name = $self->use_type_variable($ctype);
unless (defined ($ctype_name)) {
error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
$self->pidl("PyErr_SetString(PyExc_TypeError, \"Can not convert C Type " . mapTypeName($ctype) . " from Python\");");
return;
}
my $export = "pyrpc_export_union($ctype_name, $mem_ctx, $switch, $cvar, \"".mapTypeName($ctype)."\")";
$self->assign($target, "(".mapTypeName($ctype)." *)$export");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "DATA_BLOB") {
$self->pidl("$target = data_blob_talloc($mem_ctx, PyString_AS_STRING($cvar), PyString_GET_SIZE($cvar));");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and
($actual_ctype->{NAME} eq "string"
or $actual_ctype->{NAME} eq "nbt_string"
or $actual_ctype->{NAME} eq "nbt_name"
or $actual_ctype->{NAME} eq "wrepl_nbt_name"
or $actual_ctype->{NAME} eq "dns_string"
or $actual_ctype->{NAME} eq "dnsp_string"
or $actual_ctype->{NAME} eq "dns_name"
or $actual_ctype->{NAME} eq "ipv4address"
or $actual_ctype->{NAME} eq "ipv6address"
or $actual_ctype->{NAME} eq "dnsp_name")) {
$self->ConvertStringFromPythonData($mem_ctx, $cvar, $target, $fail);
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "NTSTATUS") {
$self->pidl("$target = NT_STATUS(PyInt_AsLong($cvar));");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "WERROR") {
$self->pidl("$target = W_ERROR(PyInt_AsLong($cvar));");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "HRESULT") {
$self->pidl("$target = HRES_ERROR(PyInt_AsLong($cvar));");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "string_array") {
$self->pidl("$target = PyCObject_AsVoidPtr($cvar);");
return;
}
if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "pointer") {
$self->assign($target, "PyCObject_AsVoidPtr($cvar)");
return;
}
fatal($location, "unknown type `$actual_ctype->{TYPE}' for ".mapTypeName($ctype) . ": $cvar");
}
sub ConvertObjectFromPythonLevel($$$$$$$$)
{
my ($self, $env, $mem_ctx, $py_var, $e, $l, $var_name, $fail) = @_;
my $nl = GetNextLevel($e, $l);
if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
$nl = GetNextLevel($e, $nl);
}
my $pl = GetPrevLevel($e, $l);
if ($pl and $pl->{TYPE} eq "SUBCONTEXT") {
$pl = GetPrevLevel($e, $pl);
}
$self->pidl("if ($py_var == NULL) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_AttributeError, \"Cannot delete NDR object: " .
mapTypeName($var_name) . "\");");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
if ($l->{TYPE} eq "POINTER") {
if ($l->{POINTER_TYPE} ne "ref") {
$self->pidl("if ($py_var == Py_None) {");
$self->indent;
$self->pidl("$var_name = NULL;");
$self->deindent;
$self->pidl("} else {");
$self->indent;
}
# if we want to handle more than one level of pointer in python interfaces
# then this is where we would need to allocate it
if ($l->{POINTER_TYPE} eq "ref") {
$self->pidl("$var_name = talloc_ptrtype($mem_ctx, $var_name);");
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
} elsif ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::is_scalar($nl->{DATA_TYPE})
and not Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
$self->pidl("$var_name = talloc_ptrtype($mem_ctx, $var_name);");
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("PyErr_NoMemory();");
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
} else {
$self->pidl("$var_name = NULL;");
}
unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
$var_name = get_value_of($var_name);
}
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
if ($l->{POINTER_TYPE} ne "ref") {
$self->deindent;
$self->pidl("}");
}
} elsif ($l->{TYPE} eq "ARRAY") {
if ($pl && $pl->{TYPE} eq "POINTER") {
$var_name = get_pointer_to($var_name);
}
if (is_charset_array($e, $l)) {
$self->ConvertStringFromPythonData($mem_ctx, $py_var, $var_name, $fail);
} else {
my $counter = "$e->{NAME}_cntr_$l->{LEVEL_INDEX}";
$self->pidl("PY_CHECK_TYPE(&PyList_Type, $py_var, $fail);");
$self->pidl("{");
$self->indent;
$self->pidl("int $counter;");
if (ArrayDynamicallyAllocated($e, $l)) {
$self->pidl("$var_name = talloc_array_ptrtype($mem_ctx, $var_name, PyList_GET_SIZE($py_var));");
$self->pidl("if (!$var_name) { $fail; }");
$self->pidl("talloc_set_name_const($var_name, \"ARRAY: $var_name\");");
} else {
$self->pidl("if (ARRAY_SIZE($var_name) != PyList_GET_SIZE($py_var)) {");
$self->indent;
$self->pidl("PyErr_Format(PyExc_TypeError, \"Expected list of type %s, length %zu, got %zd\", Py_TYPE($py_var)->tp_name, ARRAY_SIZE($var_name), PyList_GET_SIZE($py_var));");
$self->pidl("$fail");
$self->deindent;
$self->pidl("}");
}
$self->pidl("for ($counter = 0; $counter < PyList_GET_SIZE($py_var); $counter++) {");
$self->indent;
$self->ConvertObjectFromPythonLevel($env, $var_name, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail);
$self->deindent;
$self->pidl("}");
$self->deindent;
$self->pidl("}");
}
} elsif ($l->{TYPE} eq "DATA") {
if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE})) {
$var_name = get_pointer_to($var_name);
}
$self->ConvertObjectFromPythonData($mem_ctx, $py_var, $l->{DATA_TYPE}, $var_name, $fail, $e->{ORIGINAL});
} elsif ($l->{TYPE} eq "SWITCH") {
$var_name = get_pointer_to($var_name);
my $switch = ParseExpr($l->{SWITCH_IS}, $env, $e);
my $switch_ptr = "$e->{NAME}_switch_$l->{LEVEL_INDEX}";
$self->pidl("{");
$self->indent;
my $union_type = mapTypeName($nl->{DATA_TYPE});
$self->pidl("$union_type *$switch_ptr;");
$self->ConvertObjectFromPythonData($mem_ctx, $py_var, $nl->{DATA_TYPE}, $switch_ptr, $fail, $e->{ORIGINAL}, $switch);
$self->fail_on_null($switch_ptr, $fail);
$self->assign($var_name, "$switch_ptr");
$self->deindent;
$self->pidl("}");
} elsif ($l->{TYPE} eq "SUBCONTEXT") {
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
} else {
fatal($e->{ORIGINAL}, "unknown level type $l->{TYPE}");
}
}
sub ConvertObjectFromPython($$$$$$$)
{
my ($self, $env, $mem_ctx, $ctype, $cvar, $target, $fail) = @_;
$self->ConvertObjectFromPythonLevel($env, $mem_ctx, $cvar, $ctype, $ctype->{LEVELS}[0], $target, $fail);
}
sub ConvertScalarToPython($$$)
{
my ($self, $ctypename, $cvar) = @_;
die("expected string for $cvar, not $ctypename") if (ref($ctypename) eq "HASH");
$ctypename = expandAlias($ctypename);
if ($ctypename =~ /^(int64|dlong)$/) {
return "ndr_PyLong_FromLongLong($cvar)";
}
if ($ctypename =~ /^(uint64|hyper|NTTIME_hyper|NTTIME|NTTIME_1sec|udlong|udlongr|uid_t|gid_t)$/) {
return "ndr_PyLong_FromUnsignedLongLong($cvar)";
}
if ($ctypename =~ /^(char|int|int8|int16|int32|time_t)$/) {
return "PyInt_FromLong($cvar)";
}
# Needed to ensure unsigned values in a 32 or 16 bit enum is
# cast correctly to a uint32_t, not sign extended to a a
# possibly 64 bit unsigned long. (enums are signed in C,
# unsigned in NDR)
if ($ctypename =~ /^(uint32|uint3264)$/) {
return "ndr_PyLong_FromUnsignedLongLong((uint32_t)$cvar)";
}
if ($ctypename =~ /^(uint|uint8|uint16|uint1632)$/) {
return "PyInt_FromLong((uint16_t)$cvar)";
}
if ($ctypename eq "DATA_BLOB") {
return "PyString_FromStringAndSize((char *)($cvar).data, ($cvar).length)";
}
if ($ctypename eq "NTSTATUS") {
return "PyErr_FromNTSTATUS($cvar)";
}
if ($ctypename eq "WERROR") {
return "PyErr_FromWERROR($cvar)";
}
if ($ctypename eq "HRESULT") {
return "PyErr_FromHRESULT($cvar)";
}
if (($ctypename eq "string" or $ctypename eq "nbt_string" or $ctypename eq "nbt_name" or $ctypename eq "wrepl_nbt_name")) {
return "PyString_FromStringOrNULL($cvar)";
}
if (($ctypename eq "dns_string" or $ctypename eq "dns_name")) {
return "PyString_FromStringOrNULL($cvar)";
}
# Not yet supported
if ($ctypename eq "string_array") { return "pytalloc_CObject_FromTallocPtr($cvar)"; }
if ($ctypename eq "ipv4address") { return "PyString_FromStringOrNULL($cvar)"; }
if ($ctypename eq "ipv6address") { return "PyString_FromStringOrNULL($cvar)"; }
if ($ctypename eq "dnsp_name") { return "PyString_FromStringOrNULL($cvar)"; }
if ($ctypename eq "dnsp_string") { return "PyString_FromStringOrNULL($cvar)"; }
if ($ctypename eq "pointer") {
return "pytalloc_CObject_FromTallocPtr($cvar)";
}
die("Unknown scalar type $ctypename");
}
sub ConvertObjectToPythonData($$$$$;$$)
{
my ($self, $mem_ctx, $ctype, $cvar, $location, $switch) = @_;
die("undef type for $cvar") unless(defined($ctype));
$ctype = resolveType($ctype);
my $actual_ctype = $ctype;
if ($actual_ctype->{TYPE} eq "TYPEDEF") {
$actual_ctype = $actual_ctype->{DATA};
}
if ($actual_ctype->{TYPE} eq "ENUM") {
return $self->ConvertScalarToPython(Parse::Pidl::Typelist::enum_type_fn($actual_ctype), $cvar);
} elsif ($actual_ctype->{TYPE} eq "BITMAP") {
return $self->ConvertScalarToPython(Parse::Pidl::Typelist::bitmap_type_fn($actual_ctype), $cvar);
} elsif ($actual_ctype->{TYPE} eq "SCALAR") {
return $self->ConvertScalarToPython($actual_ctype->{NAME}, $cvar);
} elsif ($actual_ctype->{TYPE} eq "UNION") {
my $ctype_name = $self->use_type_variable($ctype);
unless (defined($ctype_name)) {
error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
return "NULL"; # FIXME!
}
return "pyrpc_import_union($ctype_name, $mem_ctx, $switch, $cvar, \"".mapTypeName($ctype)."\")";
} elsif ($actual_ctype->{TYPE} eq "STRUCT" or $actual_ctype->{TYPE} eq "INTERFACE") {
my $ctype_name = $self->use_type_variable($ctype);
unless (defined($ctype_name)) {
error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
return "NULL"; # FIXME!
}
return "pytalloc_reference_ex($ctype_name, $mem_ctx, $cvar)";
}
fatal($location, "unknown type $actual_ctype->{TYPE} for ".mapTypeName($ctype) . ": $cvar");
}
sub fail_on_null($$$)
{
my ($self, $var, $fail) = @_;
$self->pidl("if ($var == NULL) {");
$self->indent;
$self->pidl($fail);
$self->deindent;
$self->pidl("}");
}
sub ConvertObjectToPythonLevel($$$$$$)
{
my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var, $fail) = @_;
my $nl = GetNextLevel($e, $l);
if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
$nl = GetNextLevel($e, $nl);
}
my $pl = GetPrevLevel($e, $l);
if ($pl and $pl->{TYPE} eq "SUBCONTEXT") {
$pl = GetPrevLevel($e, $pl);
}
if ($l->{TYPE} eq "POINTER") {
if ($l->{POINTER_TYPE} ne "ref") {
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("$py_var = Py_None;");
$self->pidl("Py_INCREF($py_var);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
}
my $var_name2 = $var_name;
unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
$var_name2 = get_value_of($var_name);
}
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name2, $py_var, $fail);
if ($l->{POINTER_TYPE} ne "ref") {
$self->deindent;
$self->pidl("}");
}
} elsif ($l->{TYPE} eq "ARRAY") {
if ($pl && $pl->{TYPE} eq "POINTER") {
$var_name = get_pointer_to($var_name);
}
if (is_charset_array($e, $l)) {
# FIXME: Use Unix charset setting rather than utf-8
$self->pidl("if ($var_name == NULL) {");
$self->indent;
$self->pidl("$py_var = Py_None;");
$self->pidl("Py_INCREF($py_var);");
$self->deindent;
$self->pidl("} else {");
$self->indent;
$self->pidl("$py_var = PyUnicode_Decode($var_name, strlen($var_name), \"utf-8\", \"ignore\");");
$self->deindent;
$self->pidl("}");
} else {
die("No SIZE_IS for array $var_name") unless (defined($l->{SIZE_IS}));
my $length = $l->{SIZE_IS};
if (defined($l->{LENGTH_IS})) {
$length = $l->{LENGTH_IS};
}
$length = ParseExpr($length, $env, $e);
$self->pidl("$py_var = PyList_New($length);");
$self->fail_on_null($py_var, $fail);
$self->pidl("{");
$self->indent;
my $counter = "$e->{NAME}_cntr_$l->{LEVEL_INDEX}";
$self->pidl("int $counter;");
$self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
$self->indent;
my $member_var = "py_$e->{NAME}_$l->{LEVEL_INDEX}";
$self->pidl("PyObject *$member_var;");
$self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail);
$self->pidl("PyList_SetItem($py_var, $counter, $member_var);");
$self->deindent;
$self->pidl("}");
$self->deindent;
$self->pidl("}");
}
} elsif ($l->{TYPE} eq "SWITCH") {
$var_name = get_pointer_to($var_name);
my $switch = ParseExpr($l->{SWITCH_IS}, $env, $e);
my $conv = $self->ConvertObjectToPythonData($mem_ctx, $nl->{DATA_TYPE}, $var_name, $e->{ORIGINAL}, $switch);
$self->pidl("$py_var = $conv;");
$self->fail_on_null($py_var, $fail);
} elsif ($l->{TYPE} eq "DATA") {
if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE})) {
$var_name = get_pointer_to($var_name);
}
my $conv = $self->ConvertObjectToPythonData($mem_ctx, $l->{DATA_TYPE}, $var_name, $e->{ORIGINAL});
$self->pidl("$py_var = $conv;");
} elsif ($l->{TYPE} eq "SUBCONTEXT") {
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, $nl, $var_name, $py_var, $fail);
} else {
fatal($e->{ORIGINAL}, "Unknown level type $l->{TYPE} $var_name");
}
}
sub ConvertObjectToPython($$$$$$)
{
my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var, $fail) = @_;
$self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail);
}
sub Parse($$$$$)
{
my($self,$basename,$ndr,$ndr_hdr,$hdr) = @_;
$self->{BASENAME} = $basename;
$self->pidl_hdr("
/* Python wrapper functions auto-generated by pidl */
#define PY_SSIZE_T_CLEAN 1 /* We use Py_ssize_t for PyArg_ParseTupleAndKeywords */
#include <Python.h>
#include \"includes.h\"
#include <pytalloc.h>
#include \"librpc/rpc/pyrpc.h\"
#include \"librpc/rpc/pyrpc_util.h\"
#include \"$hdr\"
#include \"$ndr_hdr\"
/*
* These functions are here to ensure they can be optimized out by
* the compiler based on the constant input values
*/
static inline unsigned long long ndr_sizeof2uintmax(size_t var_size)
{
switch (var_size) {
case 8:
return UINT64_MAX;
case 4:
return UINT32_MAX;
case 2:
return UINT16_MAX;
case 1:
return UINT8_MAX;
}
return 0;
}
static inline long long ndr_sizeof2intmax(size_t var_size)
{
switch (var_size) {
case 8:
return INT64_MAX;
case 4:
return INT32_MAX;
case 2:
return INT16_MAX;
case 1:
return INT8_MAX;
}
return 0;
}
static inline PyObject *ndr_PyLong_FromLongLong(long long v)
{
if (v > LONG_MAX || v < LONG_MIN) {
return PyLong_FromLongLong(v);
} else {
return PyInt_FromLong(v);
}
}
static inline PyObject *ndr_PyLong_FromUnsignedLongLong(unsigned long long v)
{
if (v > LONG_MAX) {
return PyLong_FromUnsignedLongLong(v);
} else {
return PyInt_FromLong(v);
}
}
");
foreach my $x (@$ndr) {
($x->{TYPE} eq "IMPORT") && $self->Import(@{$x->{PATHS}});
($x->{TYPE} eq "INTERFACE") && $self->Interface($x, $basename);
}
$self->pidl("static PyMethodDef $basename\_methods[] = {");
$self->indent;
foreach (@{$self->{module_methods}}) {
my ($fn_name, $pyfn_name, $flags, $doc) = @$_;
$self->pidl("{ \"$fn_name\", (PyCFunction)$pyfn_name, $flags, $doc },");
}
$self->pidl("{ NULL, NULL, 0, NULL }");
$self->deindent;
$self->pidl("};");
$self->pidl("");
$self->pidl_hdr("void init$basename(void);");
$self->pidl("void init$basename(void)");
$self->pidl("{");
$self->indent;
$self->pidl("PyObject *m;");
foreach my $h (@{$self->{module_imports}}) {
$self->pidl("PyObject *$h->{'key'};");
}
$self->pidl("");
foreach my $h (@{$self->{module_imports}}) {
my $var_name = $h->{'key'};
my $module_path = $h->{'val'};
$self->pidl("$var_name = PyImport_ImportModule(\"$module_path\");");
$self->pidl("if ($var_name == NULL)");
$self->pidl("\treturn;");
$self->pidl("");
}
foreach my $h (@{$self->{type_imports}}) {
my $type_var = "$h->{'key'}\_Type";
my $module_path = $h->{'val'};
$self->pidl_hdr("static PyTypeObject *$type_var;\n");
my $pretty_name = PrettifyTypeName($h->{'key'}, $module_path);
my $module_var = "dep_$module_path";
$module_var =~ s/\./_/g;
$self->pidl("$type_var = (PyTypeObject *)PyObject_GetAttrString($module_var, \"$pretty_name\");");
$self->pidl("if ($type_var == NULL)");
$self->pidl("\treturn;");
$self->pidl("");
}
$self->pidl($_) foreach (@{$self->{prereadycode}});
foreach (@{$self->{ready_types}}) {
$self->pidl("if (PyType_Ready($_) < 0)");
$self->pidl("\treturn;");
}
$self->pidl($_) foreach (@{$self->{postreadycode}});
foreach (@{$self->{patch_type_calls}}) {
my ($typename, $cvar) = @$_;
$self->pidl("#ifdef PY_".uc($typename)."_PATCH");
$self->pidl("PY_".uc($typename)."_PATCH($cvar);");
$self->pidl("#endif");
}
$self->pidl("");
$self->pidl("m = Py_InitModule3(\"$basename\", $basename\_methods, \"$basename DCE/RPC\");");
$self->pidl("if (m == NULL)");
$self->pidl("\treturn;");
$self->pidl("");
foreach my $h (@{$self->{constants}}) {
my $pretty_name = PrettifyTypeName($h->{'key'}, $basename);
my $py_obj;
my ($ctype, $cvar) = @{$h->{'val'}};
if ($cvar =~ /^[0-9]+$/ or $cvar =~ /^0x[0-9a-fA-F]+$/) {
$py_obj = "ndr_PyLong_FromUnsignedLongLong($cvar)";
} elsif ($cvar =~ /^".*"$/) {
$py_obj = "PyString_FromString($cvar)";
} else {
$py_obj = $self->ConvertObjectToPythonData("NULL", expandAlias($ctype), $cvar, undef);
}
$self->pidl("PyModule_AddObject(m, \"$pretty_name\", $py_obj);");
}
foreach (@{$self->{module_objects}}) {
my ($object_name, $c_name) = @$_;
$self->pidl("Py_INCREF($c_name);");
$self->pidl("PyModule_AddObject(m, \"$object_name\", $c_name);");
}
$self->pidl("#ifdef PY_MOD_".uc($basename)."_PATCH");
$self->pidl("PY_MOD_".uc($basename)."_PATCH(m);");
$self->pidl("#endif");
$self->pidl("");
$self->deindent;
$self->pidl("}");
return ($self->{res_hdr} . $self->{res});
}
1;