1 ###################################################
2 # Python function wrapper generator
3 # Copyright jelmer@samba.org 2007-2008
4 # released under the GNU GPL
6 package Parse::Pidl::Samba4::Python;
12 use Parse::Pidl qw(warning fatal error);
13 use Parse::Pidl::Typelist qw(hasType resolveType getType mapTypeName expandAlias);
14 use Parse::Pidl::Util qw(has_property ParseExpr unmake_str);
15 use Parse::Pidl::NDR qw(GetPrevLevel GetNextLevel ContainsDeferred ContainsPipe is_charset_array);
16 use Parse::Pidl::CUtil qw(get_value_of get_pointer_to);
17 use Parse::Pidl::Samba4 qw(ArrayDynamicallyAllocated);
18 use Parse::Pidl::Samba4::Header qw(GenerateFunctionInEnv GenerateFunctionOutEnv EnvSubstituteValue GenerateStructEnv);
20 use vars qw($VERSION);
25 my $self = { res => "", res_hdr => "", tabs => "",
26 constants => [], constants_uniq => {},
27 module_methods => [], module_objects => [], ready_types => [],
28 module_imports => [], module_imports_uniq => {},
29 type_imports => [], type_imports_uniq => {},
30 patch_type_calls => [], prereadycode => [],
38 $self->{res_hdr} .= shift;
45 if ((!($d =~ /^#/))) {
46 $self->{res} .= $self->{tabs};
56 $self->{tabs} .= "\t";
62 $self->{tabs} = substr($self->{tabs}, 0, -1);
65 sub PrettifyTypeName($$)
67 my ($name, $basename) = @_;
69 $basename =~ s/^.*\.([^.]+)$/\1/;
71 $name =~ s/^$basename\_//;
84 $self->pidl_hdr("#include \"librpc/gen_ndr/$_\.h\"\n");
85 $self->register_module_import("samba.dcerpc.$_");
91 my ($self, $const) = @_;
92 $self->register_constant($const->{NAME}, $const->{DTYPE}, $const->{VALUE});
95 sub register_constant($$$$)
97 my ($self, $name, $type, $value) = @_;
99 unless (defined $self->{constants_uniq}->{$name}) {
100 my $h = {"key" => $name, "val" => [$type, $value]};
101 push @{$self->{constants}}, $h;
102 $self->{constants_uniq}->{$name} = $h;
106 sub EnumAndBitmapConsts($$$)
108 my ($self, $name, $d) = @_;
110 return unless (defined($d->{ELEMENTS}));
112 foreach my $e (@{$d->{ELEMENTS}}) {
113 $e =~ /^([A-Za-z0-9_]+)/;
116 $self->register_constant($cname, $d, $cname);
120 sub FromUnionToPythonFunction($$$$)
122 my ($self, $mem_ctx, $type, $switch, $name) = @_;
124 $self->pidl("PyObject *ret;");
127 $self->pidl("switch ($switch) {");
130 foreach my $e (@{$type->{ELEMENTS}}) {
131 $self->pidl("$e->{CASE}:");
136 $self->ConvertObjectToPython($mem_ctx, {}, $e, "$name->$e->{NAME}", "ret", "return NULL;");
138 $self->pidl("ret = Py_None;");
139 $self->pidl("Py_INCREF(ret);");
142 $self->pidl("return ret;");
151 $self->pidl("PyErr_SetString(PyExc_TypeError, \"unknown union level\");");
152 $self->pidl("return NULL;");
155 sub FromPythonToUnionFunction($$$$$)
157 my ($self, $type, $typename, $switch, $mem_ctx, $name) = @_;
161 $self->pidl("$typename *ret = talloc_zero($mem_ctx, $typename);");
163 $self->pidl("switch ($switch) {");
166 foreach my $e (@{$type->{ELEMENTS}}) {
167 $self->pidl("$e->{CASE}:");
168 if ($e->{CASE} eq "default") { $has_default = 1; }
171 $self->ConvertObjectFromPython({}, $mem_ctx, $e, $name, "ret->$e->{NAME}", "talloc_free(ret); return NULL;");
173 $self->pidl("break;");
179 $self->pidl("default:");
181 $self->pidl("PyErr_SetString(PyExc_TypeError, \"invalid union level value\");");
182 $self->pidl("talloc_free(ret);");
183 $self->pidl("ret = NULL;");
190 $self->pidl("return ret;");
193 sub PythonStruct($$$$$$)
195 my ($self, $modulename, $prettyname, $name, $cname, $d) = @_;
197 my $env = GenerateStructEnv($d, "object");
201 my $getsetters = "NULL";
203 if ($#{$d->{ELEMENTS}} > -1) {
204 foreach my $e (@{$d->{ELEMENTS}}) {
205 my $varname = "object->$e->{NAME}";
206 $self->pidl("static PyObject *py_$name\_get_$e->{NAME}(PyObject *obj, void *closure)");
209 $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(obj);");
210 $self->pidl("PyObject *py_$e->{NAME};");
211 $self->ConvertObjectToPython("pytalloc_get_mem_ctx(obj)", $env, $e, $varname, "py_$e->{NAME}", "return NULL;");
212 $self->pidl("return py_$e->{NAME};");
217 $self->pidl("static int py_$name\_set_$e->{NAME}(PyObject *py_obj, PyObject *value, void *closure)");
220 $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
221 my $mem_ctx = "pytalloc_get_mem_ctx(py_obj)";
222 my $l = $e->{LEVELS}[0];
223 my $nl = GetNextLevel($e, $l);
224 if ($l->{TYPE} eq "POINTER" and
225 not ($nl->{TYPE} eq "ARRAY" and ($nl->{IS_FIXED} or is_charset_array($e, $nl))) and
226 not ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE}))) {
227 $self->pidl("talloc_unlink(pytalloc_get_mem_ctx(py_obj), discard_const($varname));");
229 $self->ConvertObjectFromPython($env, $mem_ctx, $e, "value", $varname, "return -1;");
230 $self->pidl("return 0;");
236 $getsetters = "py_$name\_getsetters";
237 $self->pidl("static PyGetSetDef ".$getsetters."[] = {");
239 foreach my $e (@{$d->{ELEMENTS}}) {
240 $self->pidl("{ discard_const_p(char, \"$e->{NAME}\"), py_$name\_get_$e->{NAME}, py_$name\_set_$e->{NAME} },");
242 $self->pidl("{ NULL }");
248 $self->pidl("static PyObject *py_$name\_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
251 $self->pidl("return pytalloc_new($cname, type);");
256 my $py_methods = "NULL";
258 # If the struct is not public there ndr_pull/ndr_push functions will
259 # be static so not callable from here
260 if (has_property($d, "public")) {
261 $self->pidl("static PyObject *py_$name\_ndr_pack(PyObject *py_obj)");
264 $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
265 $self->pidl("DATA_BLOB blob;");
266 $self->pidl("enum ndr_err_code err;");
267 $self->pidl("err = ndr_push_struct_blob(&blob, pytalloc_get_mem_ctx(py_obj), object, (ndr_push_flags_fn_t)ndr_push_$name);");
268 $self->pidl("if (err != NDR_ERR_SUCCESS) {");
270 $self->pidl("PyErr_SetNdrError(err);");
271 $self->pidl("return NULL;");
275 $self->pidl("return PyString_FromStringAndSize((char *)blob.data, blob.length);");
280 $self->pidl("static PyObject *py_$name\_ndr_unpack(PyObject *py_obj, PyObject *args, PyObject *kwargs)");
283 $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
284 $self->pidl("DATA_BLOB blob;");
285 $self->pidl("int blob_length = 0;");
286 $self->pidl("enum ndr_err_code err;");
287 $self->pidl("const char * const kwnames[] = { \"data_blob\", \"allow_remaining\", NULL };");
288 $self->pidl("PyObject *allow_remaining_obj = NULL;");
289 $self->pidl("bool allow_remaining = false;");
291 $self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"s#|O:__ndr_unpack__\",");
293 $self->pidl("discard_const_p(char *, kwnames),");
294 $self->pidl("&blob.data, &blob_length,");
295 $self->pidl("&allow_remaining_obj)) {");
298 $self->pidl("return NULL;");
301 $self->pidl("blob.length = blob_length;");
303 $self->pidl("if (allow_remaining_obj && PyObject_IsTrue(allow_remaining_obj)) {");
305 $self->pidl("allow_remaining = true;");
309 $self->pidl("if (allow_remaining) {");
311 $self->pidl("err = ndr_pull_struct_blob(&blob, pytalloc_get_mem_ctx(py_obj), object, (ndr_pull_flags_fn_t)ndr_pull_$name);");
313 $self->pidl("} else {");
315 $self->pidl("err = ndr_pull_struct_blob_all(&blob, pytalloc_get_mem_ctx(py_obj), object, (ndr_pull_flags_fn_t)ndr_pull_$name);");
318 $self->pidl("if (err != NDR_ERR_SUCCESS) {");
320 $self->pidl("PyErr_SetNdrError(err);");
321 $self->pidl("return NULL;");
325 $self->pidl("Py_RETURN_NONE;");
330 $self->pidl("static PyObject *py_$name\_ndr_print(PyObject *py_obj)");
333 $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);");
334 $self->pidl("PyObject *ret;");
335 $self->pidl("char *retstr;");
337 $self->pidl("retstr = ndr_print_struct_string(pytalloc_get_mem_ctx(py_obj), (ndr_print_fn_t)ndr_print_$name, \"$name\", object);");
338 $self->pidl("ret = PyString_FromString(retstr);");
339 $self->pidl("talloc_free(retstr);");
341 $self->pidl("return ret;");
346 $py_methods = "py_$name\_methods";
347 $self->pidl("static PyMethodDef $py_methods\[] = {");
349 $self->pidl("{ \"__ndr_pack__\", (PyCFunction)py_$name\_ndr_pack, METH_NOARGS, \"S.ndr_pack(object) -> blob\\nNDR pack\" },");
350 $self->pidl("{ \"__ndr_unpack__\", (PyCFunction)py_$name\_ndr_unpack, METH_VARARGS|METH_KEYWORDS, \"S.ndr_unpack(class, blob, allow_remaining=False) -> None\\nNDR unpack\" },");
351 $self->pidl("{ \"__ndr_print__\", (PyCFunction)py_$name\_ndr_print, METH_VARARGS, \"S.ndr_print(object) -> None\\nNDR print\" },");
352 $self->pidl("{ NULL, NULL, 0, NULL }");
358 $self->pidl_hdr("static PyTypeObject $name\_Type;\n");
360 my $docstring = $self->DocString($d, $name);
361 my $typeobject = "$name\_Type";
362 $self->pidl("static PyTypeObject $typeobject = {");
364 $self->pidl("PyObject_HEAD_INIT(NULL) 0,");
365 $self->pidl(".tp_name = \"$modulename.$prettyname\",");
366 $self->pidl(".tp_getset = $getsetters,");
368 $self->pidl(".tp_doc = $docstring,");
370 $self->pidl(".tp_methods = $py_methods,");
371 $self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
372 $self->pidl(".tp_basicsize = sizeof(pytalloc_Object),");
373 $self->pidl(".tp_new = py_$name\_new,");
379 my $talloc_typename = $self->import_type_variable("talloc", "Object");
380 $self->register_module_prereadycode(["$name\_Type.tp_base = $talloc_typename;", ""]);
382 return "&$typeobject";
385 sub get_metadata_var($)
388 sub get_var($) { my $x = shift; $x =~ s/\*//g; return $x; }
390 if (has_property($e, "length_is")) {
391 return get_var($e->{PROPERTIES}->{length_is});
392 } elsif (has_property($e, "size_is")) {
393 return get_var($e->{PROPERTIES}->{size_is});
399 sub find_metadata_args($)
402 my $metadata_args = { in => {}, out => {} };
404 # Determine arguments that are metadata for other arguments (size_is/length_is)
405 foreach my $e (@{$fn->{ELEMENTS}}) {
406 foreach my $dir (@{$e->{DIRECTION}}) {
407 my $main = get_metadata_var($e);
409 $metadata_args->{$dir}->{$main} = $e->{NAME};
414 return $metadata_args;
417 sub PythonFunctionUnpackOut($$$)
419 my ($self, $fn, $fnname) = @_;
421 my $outfnname = "unpack_$fnname\_args_out";
424 my $metadata_args = find_metadata_args($fn);
426 my $env = GenerateFunctionOutEnv($fn, "r->");
429 $self->pidl("static PyObject *$outfnname(struct $fn->{NAME} *r)");
432 $self->pidl("PyObject *result;");
433 foreach my $e (@{$fn->{ELEMENTS}}) {
434 next unless (grep(/out/,@{$e->{DIRECTION}}));
435 next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or
436 ($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}}));
437 $self->pidl("PyObject *py_$e->{NAME};");
441 if ($fn->{RETURN_TYPE}) {
442 $result_size++ unless ($fn->{RETURN_TYPE} eq "WERROR" or $fn->{RETURN_TYPE} eq "NTSTATUS");
447 if ($result_size > 1) {
448 $self->pidl("result = PyTuple_New($result_size);");
450 } elsif ($result_size == 0) {
451 $self->pidl("result = Py_None;");
452 $self->pidl("Py_INCREF(result);");
453 $signature .= "None";
456 foreach my $e (@{$fn->{ELEMENTS}}) {
457 next if ($metadata_args->{out}->{$e->{NAME}});
458 my $py_name = "py_$e->{NAME}";
459 if (grep(/out/,@{$e->{DIRECTION}})) {
460 $self->ConvertObjectToPython("r", $env, $e, "r->out.$e->{NAME}", $py_name, "return NULL;");
461 if ($result_size > 1) {
462 $self->pidl("PyTuple_SetItem(result, $i, $py_name);");
464 $signature .= "$e->{NAME}, ";
466 $self->pidl("result = $py_name;");
467 $signature .= $e->{NAME};
472 if (defined($fn->{RETURN_TYPE}) and $fn->{RETURN_TYPE} eq "NTSTATUS") {
473 $self->handle_ntstatus("r->out.result", "NULL", undef);
474 } elsif (defined($fn->{RETURN_TYPE}) and $fn->{RETURN_TYPE} eq "WERROR") {
475 $self->handle_werror("r->out.result", "NULL", undef);
476 } elsif (defined($fn->{RETURN_TYPE})) {
477 my $conv = $self->ConvertObjectToPythonData("r", $fn->{RETURN_TYPE}, "r->out.result", $fn);
478 if ($result_size > 1) {
479 $self->pidl("PyTuple_SetItem(result, $i, $conv);");
481 $self->pidl("result = $conv;");
483 $signature .= "result";
486 if (substr($signature, -2) eq ", ") {
487 $signature = substr($signature, 0, -2);
489 if ($result_size > 1) {
493 $self->pidl("return result;");
498 return ($outfnname, $signature);
501 sub PythonFunctionPackIn($$$)
503 my ($self, $fn, $fnname) = @_;
504 my $metadata_args = find_metadata_args($fn);
506 my $infnname = "pack_$fnname\_args_in";
508 $self->pidl("static bool $infnname(PyObject *args, PyObject *kwargs, struct $fn->{NAME} *r)");
511 my $args_format = "";
512 my $args_string = "";
516 foreach my $e (@{$fn->{ELEMENTS}}) {
517 next unless (grep(/in/,@{$e->{DIRECTION}}));
518 next if (($metadata_args->{in}->{$e->{NAME}} and grep(/in/, @{$e->{DIRECTION}})) or
519 ($metadata_args->{out}->{$e->{NAME}}) and grep(/out/, @{$e->{DIRECTION}}));
520 $self->pidl("PyObject *py_$e->{NAME};");
522 $args_string .= ", &py_$e->{NAME}";
523 $args_names .= "\"$e->{NAME}\", ";
524 $signature .= "$e->{NAME}, ";
526 if (substr($signature, -2) eq ", ") {
527 $signature = substr($signature, 0, -2);
529 $self->pidl("const char *kwnames[] = {");
531 $self->pidl($args_names . "NULL");
536 $self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"$args_format:$fn->{NAME}\", discard_const_p(char *, kwnames)$args_string)) {");
538 $self->pidl("return false;");
543 my $env = GenerateFunctionInEnv($fn, "r->");
545 my $fail = "return false;";
546 foreach my $e (@{$fn->{ELEMENTS}}) {
547 next unless (grep(/in/,@{$e->{DIRECTION}}));
548 if ($metadata_args->{in}->{$e->{NAME}}) {
549 my $py_var = "py_".$metadata_args->{in}->{$e->{NAME}};
550 $self->pidl("PY_CHECK_TYPE(&PyList_Type, $py_var, $fail);");
551 my $val = "PyList_GET_SIZE($py_var)";
552 if ($e->{LEVELS}[0]->{TYPE} eq "POINTER") {
553 $self->pidl("r->in.$e->{NAME} = talloc_ptrtype(r, r->in.$e->{NAME});");
554 $self->pidl("*r->in.$e->{NAME} = $val;");
556 $self->pidl("r->in.$e->{NAME} = $val;");
559 $self->ConvertObjectFromPython($env, "r", $e, "py_$e->{NAME}", "r->in.$e->{NAME}", $fail);
562 $self->pidl("return true;");
566 return ($infnname, $signature);
569 sub PythonFunction($$$)
571 my ($self, $fn, $iface, $prettyname) = @_;
573 my $fnname = "py_$fn->{NAME}";
574 my $docstring = $self->DocString($fn, $fn->{NAME});
576 my ($infn, $insignature) = $self->PythonFunctionPackIn($fn, $fnname);
577 my ($outfn, $outsignature) = $self->PythonFunctionUnpackOut($fn, $fnname);
578 my $signature = "S.$prettyname($insignature) -> $outsignature";
580 $docstring = "\"$signature\\n\\n\"$docstring";
582 $docstring = "\"$signature\"";
585 return ($infn, $outfn, $docstring);
588 sub handle_werror($$$$)
590 my ($self, $var, $retval, $mem_ctx) = @_;
592 $self->pidl("if (!W_ERROR_IS_OK($var)) {");
594 $self->pidl("PyErr_SetWERROR($var);");
595 $self->pidl("talloc_free($mem_ctx);") if ($mem_ctx);
596 $self->pidl("return $retval;");
602 sub handle_ntstatus($$$$)
604 my ($self, $var, $retval, $mem_ctx) = @_;
606 $self->pidl("if (NT_STATUS_IS_ERR($var)) {");
608 $self->pidl("PyErr_SetNTSTATUS($var);");
609 $self->pidl("talloc_free($mem_ctx);") if ($mem_ctx);
610 $self->pidl("return $retval;");
618 my ($self, $modulename, $d, $interface, $basename) = @_;
620 my $actual_ctype = $d;
621 if ($actual_ctype->{TYPE} eq "TYPEDEF") {
622 $actual_ctype = $actual_ctype->{DATA};
625 if ($actual_ctype->{TYPE} eq "STRUCT") {
627 my $fn_name = PrettifyTypeName($d->{NAME}, $basename);
629 if ($d->{TYPE} eq "STRUCT") {
630 $typeobject = $self->PythonStruct($modulename, $fn_name, $d->{NAME}, mapTypeName($d), $d);
632 $typeobject = $self->PythonStruct($modulename, $fn_name, $d->{NAME}, mapTypeName($d), $d->{DATA});
635 $self->register_module_typeobject($fn_name, $typeobject);
638 if ($d->{TYPE} eq "ENUM" or $d->{TYPE} eq "BITMAP") {
639 $self->EnumAndBitmapConsts($d->{NAME}, $d);
642 if ($d->{TYPE} eq "TYPEDEF" and ($d->{DATA}->{TYPE} eq "ENUM" or $d->{DATA}->{TYPE} eq "BITMAP")) {
643 $self->EnumAndBitmapConsts($d->{NAME}, $d->{DATA});
646 if ($actual_ctype->{TYPE} eq "UNION" and defined($actual_ctype->{ELEMENTS})) {
647 $self->pidl("PyObject *py_import_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, " .mapTypeName($d) . " *in)");
648 $self->pidl_hdr("PyObject *py_import_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, " .mapTypeName($d) . " *in);\n");
651 $self->FromUnionToPythonFunction("mem_ctx", $actual_ctype, "level", "in") if ($actual_ctype->{TYPE} eq "UNION");
656 $self->pidl(mapTypeName($d) . " *py_export_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, PyObject *in)");
657 $self->pidl_hdr(mapTypeName($d) . " *py_export_$d->{NAME}(TALLOC_CTX *mem_ctx, int level, PyObject *in);\n");
660 $self->FromPythonToUnionFunction($actual_ctype, mapTypeName($d), "level", "mem_ctx", "in") if ($actual_ctype->{TYPE} eq "UNION");
669 my ($self, $d, $name) = @_;
670 if (has_property($d, "helpstring")) {
671 my $docstring = uc("py_doc_$name");
672 $self->pidl("#define $docstring ".has_property($d, "helpstring"));
681 my($self,$interface,$basename) = @_;
683 if (has_property($interface, "pyhelper")) {
684 $self->pidl("#include \"".unmake_str($interface->{PROPERTIES}->{pyhelper})."\"\n");
687 $self->Const($_) foreach (@{$interface->{CONSTS}});
689 foreach my $d (@{$interface->{TYPES}}) {
690 next if has_property($d, "nopython");
692 $self->PythonType($basename, $d, $interface, $basename);
695 if (defined $interface->{PROPERTIES}->{uuid}) {
696 $self->pidl_hdr("static PyTypeObject $interface->{NAME}_InterfaceType;\n");
701 foreach my $d (@{$interface->{FUNCTIONS}}) {
702 next if has_property($d, "noopnum");
703 next if has_property($d, "nopython");
704 next if has_property($d, "todo");
707 foreach my $e (@{$d->{ELEMENTS}}) {
708 if (ContainsPipe($e, $e->{LEVELS}[0])) {
715 my $prettyname = $d->{NAME};
717 $prettyname =~ s/^$interface->{NAME}_//;
718 $prettyname =~ s/^$basename\_//;
720 my ($infn, $outfn, $fndocstring) = $self->PythonFunction($d, $interface->{NAME}, $prettyname);
722 push (@fns, [$infn, $outfn, "dcerpc_$d->{NAME}_r", $prettyname, $fndocstring, $d->{OPNUM}]);
725 $self->pidl("const struct PyNdrRpcMethodDef py_ndr_$interface->{NAME}\_methods[] = {");
727 foreach my $d (@fns) {
728 my ($infn, $outfn, $callfn, $prettyname, $docstring, $opnum) = @$d;
729 $self->pidl("{ \"$prettyname\", $docstring, (py_dcerpc_call_fn)$callfn, (py_data_pack_fn)$infn, (py_data_unpack_fn)$outfn, $opnum, &ndr_table_$interface->{NAME} },");
731 $self->pidl("{ NULL }");
736 $self->pidl("static PyObject *interface_$interface->{NAME}_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
739 $self->pidl("return py_dcerpc_interface_init_helper(type, args, kwargs, &ndr_table_$interface->{NAME});");
746 "\"$interface->{NAME}(binding, lp_ctx=None, credentials=None) -> connection\\n\"
748 \"binding should be a DCE/RPC binding string (for example: ncacn_ip_tcp:127.0.0.1)\\n\"
749 \"lp_ctx should be a path to a smb.conf file or a param.LoadParm object\\n\"
750 \"credentials should be a credentials.Credentials object.\\n\\n\"";
752 my $docstring = $self->DocString($interface, $interface->{NAME});
755 $docstring = "$signature$docstring";
757 $docstring = $signature;
760 my $if_typename = "$interface->{NAME}_InterfaceType";
762 $self->pidl("static PyTypeObject $if_typename = {");
764 $self->pidl("PyObject_HEAD_INIT(NULL) 0,");
765 $self->pidl(".tp_name = \"$basename.$interface->{NAME}\",");
766 $self->pidl(".tp_basicsize = sizeof(dcerpc_InterfaceObject),");
767 $self->pidl(".tp_doc = $docstring,");
768 $self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
769 $self->pidl(".tp_new = interface_$interface->{NAME}_new,");
775 $self->register_module_typeobject($interface->{NAME}, "&$if_typename");
776 my $dcerpc_typename = $self->import_type_variable("samba.dcerpc.base", "ClientConnection");
777 $self->register_module_prereadycode(["$if_typename.tp_base = $dcerpc_typename;", ""]);
778 $self->register_module_postreadycode(["if (!PyInterface_AddNdrRpcMethods(&$if_typename, py_ndr_$interface->{NAME}\_methods))", "\treturn;", ""]);
781 $self->pidl("static PyObject *syntax_$interface->{NAME}_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)");
784 $self->pidl("return py_dcerpc_syntax_init_helper(type, args, kwargs, &ndr_table_$interface->{NAME}.syntax_id);");
790 my $signature = "\"abstract_syntax()\\n\"";
792 my $docstring = $self->DocString($interface, $interface->{NAME}."_syntax");
795 $docstring = "$signature$docstring";
797 $docstring = $signature;
800 my $syntax_typename = "$interface->{NAME}_SyntaxType";
802 $self->pidl("static PyTypeObject $syntax_typename = {");
804 $self->pidl("PyObject_HEAD_INIT(NULL) 0,");
805 $self->pidl(".tp_name = \"$basename.$interface->{NAME}\",");
806 $self->pidl(".tp_basicsize = sizeof(pytalloc_Object),");
807 $self->pidl(".tp_doc = $docstring,");
808 $self->pidl(".tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,");
809 $self->pidl(".tp_new = syntax_$interface->{NAME}_new,");
815 $self->register_module_typeobject("abstract_syntax", "&$syntax_typename");
816 my $ndr_typename = $self->import_type_variable("samba.dcerpc.misc", "ndr_syntax_id");
817 $self->register_module_prereadycode(["$syntax_typename.tp_base = $ndr_typename;", ""]);
820 $self->pidl_hdr("\n");
823 sub register_module_method($$$$$)
825 my ($self, $fn_name, $pyfn_name, $flags, $doc) = @_;
827 push (@{$self->{module_methods}}, [$fn_name, $pyfn_name, $flags, $doc])
830 sub register_module_typeobject($$$)
832 my ($self, $name, $py_name) = @_;
834 $self->register_module_object($name, "(PyObject *)(void *)$py_name");
836 $self->check_ready_type($py_name);
838 $self->register_patch_type_call($name, $py_name);
841 sub check_ready_type($$)
843 my ($self, $py_name) = @_;
844 push (@{$self->{ready_types}}, $py_name) unless (grep(/^$py_name$/,@{$self->{ready_types}}));
847 sub register_module_import($$)
849 my ($self, $module_path) = @_;
851 my $var_name = $module_path;
852 $var_name =~ s/\./_/g;
853 $var_name = "dep_$var_name";
855 unless (defined $self->{module_imports_uniq}->{$var_name}) {
856 my $h = { "key" => $var_name, "val" => $module_path};
857 push @{$self->{module_imports}}, $h;
858 $self->{module_imports_uniq}->{$var_name} = $h;
863 sub import_type_variable($$$)
865 my ($self, $module, $name) = @_;
867 $self->register_module_import($module);
868 unless (defined $self->{type_imports_uniq}->{$name}) {
869 my $h = { "key" => $name, "val" => $module};
870 push @{$self->{type_imports}}, $h;
871 $self->{type_imports_uniq}->{$name} = $h;
873 return "$name\_Type";
876 sub use_type_variable($$)
878 my ($self, $orig_ctype) = @_;
879 # FIXME: Have a global lookup table for types that look different on the
880 # wire than they are named in C?
881 if ($orig_ctype->{NAME} eq "dom_sid2" or
882 $orig_ctype->{NAME} eq "dom_sid28" or
883 $orig_ctype->{NAME} eq "dom_sid0") {
884 $orig_ctype->{NAME} = "dom_sid";
886 if ($orig_ctype->{NAME} eq "spoolss_security_descriptor") {
887 $orig_ctype->{NAME} = "security_descriptor";
890 my $ctype = resolveType($orig_ctype);
891 unless (defined($ctype->{BASEFILE})) {
894 # If this is an external type, make sure we do the right imports.
895 if (($ctype->{BASEFILE} ne $self->{BASENAME})) {
896 return $self->import_type_variable("samba.dcerpc.$ctype->{BASEFILE}", $ctype->{NAME});
898 return "&$ctype->{NAME}_Type";
901 sub register_patch_type_call($$$)
903 my ($self, $typename, $cvar) = @_;
905 push(@{$self->{patch_type_calls}}, [$typename, $cvar]);
909 sub register_module_prereadycode($$)
911 my ($self, $code) = @_;
913 push (@{$self->{prereadycode}}, @$code);
916 sub register_module_postreadycode($$)
918 my ($self, $code) = @_;
920 push (@{$self->{postreadycode}}, @$code);
923 sub register_module_object($$$)
925 my ($self, $name, $py_name) = @_;
927 push (@{$self->{module_objects}}, [$name, $py_name])
932 my ($self, $dest, $src) = @_;
933 if ($dest =~ /^\&/ and $src eq "NULL") {
934 $self->pidl("memset($dest, 0, sizeof(" . get_value_of($dest) . "));");
935 } elsif ($dest =~ /^\&/) {
936 my $destvar = get_value_of($dest);
937 $self->pidl("$destvar = *$src;");
939 $self->pidl("$dest = $src;");
943 sub ConvertObjectFromPythonData($$$$$$;$)
945 my ($self, $mem_ctx, $cvar, $ctype, $target, $fail, $location) = @_;
947 fatal($location, "undef type for $cvar") unless(defined($ctype));
949 $ctype = resolveType($ctype);
951 my $actual_ctype = $ctype;
952 if ($actual_ctype->{TYPE} eq "TYPEDEF") {
953 $actual_ctype = $actual_ctype->{DATA};
956 if ($actual_ctype->{TYPE} eq "ENUM" or $actual_ctype->{TYPE} eq "BITMAP") {
957 $self->pidl("if (PyLong_Check($cvar)) {");
959 $self->pidl("$target = PyLong_AsLongLong($cvar);");
961 $self->pidl("} else if (PyInt_Check($cvar)) {");
963 $self->pidl("$target = PyInt_AsLong($cvar);");
965 $self->pidl("} else {");
967 $self->pidl("PyErr_Format(PyExc_TypeError, \"Expected type %s or %s\",\\");
968 $self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name);");
974 if ($actual_ctype->{TYPE} eq "SCALAR" ) {
975 if (expandAlias($actual_ctype->{NAME}) =~ /^(u?int64|hyper|dlong|udlong|udlongr
976 |NTTIME_hyper|NTTIME|NTTIME_1sec
978 $self->pidl("if (PyLong_Check($cvar)) {");
980 $self->pidl("$target = PyLong_AsLongLong($cvar);");
982 $self->pidl("} else if (PyInt_Check($cvar)) {");
984 $self->pidl("$target = PyInt_AsLong($cvar);");
986 $self->pidl("} else {");
988 $self->pidl("PyErr_Format(PyExc_TypeError, \"Expected type %s or %s\",\\");
989 $self->pidl(" PyInt_Type.tp_name, PyLong_Type.tp_name);");
995 if (expandAlias($actual_ctype->{NAME}) =~ /^(char|u?int[0-9]*|time_t)$/) {
996 $self->pidl("PY_CHECK_TYPE(&PyInt_Type, $cvar, $fail);");
997 $self->pidl("$target = PyInt_AsLong($cvar);");
1002 if ($actual_ctype->{TYPE} eq "STRUCT" or $actual_ctype->{TYPE} eq "INTERFACE") {
1003 my $ctype_name = $self->use_type_variable($ctype);
1004 unless (defined ($ctype_name)) {
1005 error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
1006 $self->pidl("PyErr_SetString(PyExc_TypeError, \"Can not convert C Type " . mapTypeName($ctype) . " from Python\");");
1009 $self->pidl("PY_CHECK_TYPE($ctype_name, $cvar, $fail);");
1010 $self->pidl("if (talloc_reference($mem_ctx, pytalloc_get_mem_ctx($cvar)) == NULL) {");
1012 $self->pidl("PyErr_NoMemory();");
1013 $self->pidl("$fail");
1016 $self->assign($target, "(".mapTypeName($ctype)." *)pytalloc_get_ptr($cvar)");
1020 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "DATA_BLOB") {
1021 $self->pidl("$target = data_blob_talloc($mem_ctx, PyString_AS_STRING($cvar), PyString_GET_SIZE($cvar));");
1025 if ($actual_ctype->{TYPE} eq "SCALAR" and
1026 ($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")) {
1027 $self->pidl("$target = talloc_strdup($mem_ctx, PyString_AS_STRING($cvar));");
1031 if ($actual_ctype->{TYPE} eq "SCALAR" and ($actual_ctype->{NAME} eq "dns_string" or $actual_ctype->{NAME} eq "dns_name")) {
1032 $self->pidl("$target = talloc_strdup($mem_ctx, PyString_AS_STRING($cvar));");
1036 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "ipv4address") {
1037 $self->pidl("$target = PyString_AS_STRING($cvar);");
1041 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "ipv6address") {
1042 $self->pidl("$target = PyString_AsString($cvar);");
1046 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "dnsp_name") {
1047 $self->pidl("$target = PyString_AS_STRING($cvar);");
1051 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "dnsp_string") {
1052 $self->pidl("$target = PyString_AS_STRING($cvar);");
1056 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "NTSTATUS") {
1057 $self->pidl("$target = NT_STATUS(PyInt_AsLong($cvar));");
1061 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "WERROR") {
1062 $self->pidl("$target = W_ERROR(PyInt_AsLong($cvar));");
1066 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "HRESULT") {
1067 $self->pidl("$target = HRES_ERROR(PyInt_AsLong($cvar));");
1071 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "string_array") {
1072 $self->pidl("$target = PyCObject_AsVoidPtr($cvar);");
1076 if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "pointer") {
1077 $self->assign($target, "PyCObject_AsVoidPtr($cvar)");
1081 fatal($location, "unknown type `$actual_ctype->{TYPE}' for ".mapTypeName($ctype) . ": $cvar");
1085 sub ConvertObjectFromPythonLevel($$$$$$$$)
1087 my ($self, $env, $mem_ctx, $py_var, $e, $l, $var_name, $fail) = @_;
1088 my $nl = GetNextLevel($e, $l);
1089 if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
1090 $nl = GetNextLevel($e, $nl);
1092 my $pl = GetPrevLevel($e, $l);
1093 if ($pl and $pl->{TYPE} eq "SUBCONTEXT") {
1094 $pl = GetPrevLevel($e, $pl);
1097 if ($l->{TYPE} eq "POINTER") {
1098 if ($l->{POINTER_TYPE} ne "ref") {
1099 $self->pidl("if ($py_var == Py_None) {");
1101 $self->pidl("$var_name = NULL;");
1103 $self->pidl("} else {");
1106 # if we want to handle more than one level of pointer in python interfaces
1107 # then this is where we would need to allocate it
1108 if ($l->{POINTER_TYPE} eq "ref") {
1109 $self->pidl("$var_name = talloc_ptrtype($mem_ctx, $var_name);");
1110 } elsif ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::is_scalar($nl->{DATA_TYPE})
1111 and not Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
1112 $self->pidl("$var_name = talloc_ptrtype($mem_ctx, $var_name);");
1114 $self->pidl("$var_name = NULL;");
1116 unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
1117 $var_name = get_value_of($var_name);
1119 $self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
1120 if ($l->{POINTER_TYPE} ne "ref") {
1124 } elsif ($l->{TYPE} eq "ARRAY") {
1125 if ($pl && $pl->{TYPE} eq "POINTER") {
1126 $var_name = get_pointer_to($var_name);
1129 if (is_charset_array($e, $l)) {
1130 $self->pidl("if (PyUnicode_Check($py_var)) {");
1132 # FIXME: Use Unix charset setting rather than utf-8
1133 $self->pidl($var_name . " = PyString_AS_STRING(PyUnicode_AsEncodedString($py_var, \"utf-8\", \"ignore\"));");
1135 $self->pidl("} else if (PyString_Check($py_var)) {");
1137 $self->pidl($var_name . " = PyString_AS_STRING($py_var);");
1139 $self->pidl("} else {");
1141 $self->pidl("PyErr_Format(PyExc_TypeError, \"Expected string or unicode object, got %s\", Py_TYPE($py_var)->tp_name);");
1142 $self->pidl("$fail");
1146 my $counter = "$e->{NAME}_cntr_$l->{LEVEL_INDEX}";
1147 $self->pidl("PY_CHECK_TYPE(&PyList_Type, $py_var, $fail);");
1150 $self->pidl("int $counter;");
1151 if (ArrayDynamicallyAllocated($e, $l)) {
1152 $self->pidl("$var_name = talloc_array_ptrtype($mem_ctx, $var_name, PyList_GET_SIZE($py_var));");
1153 $self->pidl("if (!$var_name) { $fail; }");
1154 $self->pidl("talloc_set_name_const($var_name, \"ARRAY: $var_name\");");
1156 $self->pidl("for ($counter = 0; $counter < PyList_GET_SIZE($py_var); $counter++) {");
1158 $self->ConvertObjectFromPythonLevel($env, $var_name, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail);
1164 } elsif ($l->{TYPE} eq "DATA") {
1165 if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE})) {
1166 $var_name = get_pointer_to($var_name);
1168 $self->ConvertObjectFromPythonData($mem_ctx, $py_var, $l->{DATA_TYPE}, $var_name, $fail, $e->{ORIGINAL});
1169 } elsif ($l->{TYPE} eq "SWITCH") {
1170 $var_name = get_pointer_to($var_name);
1171 my $switch = ParseExpr($l->{SWITCH_IS}, $env, $e);
1172 my $switch_ptr = "$e->{NAME}_switch_$l->{LEVEL_INDEX}";
1175 my $union_type = mapTypeName($nl->{DATA_TYPE});
1176 $self->pidl("$union_type *$switch_ptr;");
1177 $self->pidl("$switch_ptr = py_export_" . $nl->{DATA_TYPE} . "($mem_ctx, $switch, $py_var);");
1178 $self->fail_on_null($switch_ptr, $fail);
1179 $self->assign($var_name, "$switch_ptr");
1182 } elsif ($l->{TYPE} eq "SUBCONTEXT") {
1183 $self->ConvertObjectFromPythonLevel($env, $mem_ctx, $py_var, $e, $nl, $var_name, $fail);
1185 fatal($e->{ORIGINAL}, "unknown level type $l->{TYPE}");
1189 sub ConvertObjectFromPython($$$$$$$)
1191 my ($self, $env, $mem_ctx, $ctype, $cvar, $target, $fail) = @_;
1193 $self->ConvertObjectFromPythonLevel($env, $mem_ctx, $cvar, $ctype, $ctype->{LEVELS}[0], $target, $fail);
1196 sub ConvertScalarToPython($$$)
1198 my ($self, $ctypename, $cvar) = @_;
1200 die("expected string for $cvar, not $ctypename") if (ref($ctypename) eq "HASH");
1202 $ctypename = expandAlias($ctypename);
1204 if ($ctypename =~ /^(int64|dlong)$/) {
1205 return "PyLong_FromLongLong($cvar)";
1208 if ($ctypename =~ /^(uint64|hyper|udlong|udlongr|NTTIME_hyper|NTTIME|NTTIME_1sec|uid_t|gid_t)$/) {
1209 return "PyLong_FromUnsignedLongLong($cvar)";
1212 if ($ctypename =~ /^(char|u?int[0-9]*|time_t)$/) {
1213 return "PyInt_FromLong($cvar)";
1216 if ($ctypename eq "DATA_BLOB") {
1217 return "PyString_FromStringAndSize((char *)($cvar).data, ($cvar).length)";
1220 if ($ctypename eq "NTSTATUS") {
1221 return "PyErr_FromNTSTATUS($cvar)";
1224 if ($ctypename eq "WERROR") {
1225 return "PyErr_FromWERROR($cvar)";
1228 if ($ctypename eq "HRESULT") {
1229 return "PyErr_FromHRESULT($cvar)";
1232 if (($ctypename eq "string" or $ctypename eq "nbt_string" or $ctypename eq "nbt_name" or $ctypename eq "wrepl_nbt_name")) {
1233 return "PyString_FromStringOrNULL($cvar)";
1236 if (($ctypename eq "dns_string" or $ctypename eq "dns_name")) {
1237 return "PyString_FromStringOrNULL($cvar)";
1241 if ($ctypename eq "string_array") { return "pytalloc_CObject_FromTallocPtr($cvar)"; }
1242 if ($ctypename eq "ipv4address") { return "PyString_FromStringOrNULL($cvar)"; }
1243 if ($ctypename eq "ipv6address") { return "PyString_FromStringOrNULL($cvar)"; }
1244 if ($ctypename eq "dnsp_name") { return "PyString_FromStringOrNULL($cvar)"; }
1245 if ($ctypename eq "dnsp_string") { return "PyString_FromStringOrNULL($cvar)"; }
1246 if ($ctypename eq "pointer") {
1247 return "pytalloc_CObject_FromTallocPtr($cvar)";
1250 die("Unknown scalar type $ctypename");
1253 sub ConvertObjectToPythonData($$$$$;$)
1255 my ($self, $mem_ctx, $ctype, $cvar, $location) = @_;
1257 die("undef type for $cvar") unless(defined($ctype));
1259 $ctype = resolveType($ctype);
1261 my $actual_ctype = $ctype;
1262 if ($actual_ctype->{TYPE} eq "TYPEDEF") {
1263 $actual_ctype = $actual_ctype->{DATA};
1266 if ($actual_ctype->{TYPE} eq "ENUM") {
1267 return $self->ConvertScalarToPython(Parse::Pidl::Typelist::enum_type_fn($actual_ctype), $cvar);
1268 } elsif ($actual_ctype->{TYPE} eq "BITMAP") {
1269 return $self->ConvertScalarToPython(Parse::Pidl::Typelist::bitmap_type_fn($actual_ctype), $cvar);
1270 } elsif ($actual_ctype->{TYPE} eq "SCALAR") {
1271 return $self->ConvertScalarToPython($actual_ctype->{NAME}, $cvar);
1272 } elsif ($actual_ctype->{TYPE} eq "UNION") {
1273 fatal($ctype, "union without discriminant: " . mapTypeName($ctype) . ": $cvar");
1274 } elsif ($actual_ctype->{TYPE} eq "STRUCT" or $actual_ctype->{TYPE} eq "INTERFACE") {
1275 my $ctype_name = $self->use_type_variable($ctype);
1276 unless (defined($ctype_name)) {
1277 error($location, "Unable to determine origin of type `" . mapTypeName($ctype) . "'");
1278 return "NULL"; # FIXME!
1280 return "pytalloc_reference_ex($ctype_name, $mem_ctx, $cvar)";
1283 fatal($location, "unknown type $actual_ctype->{TYPE} for ".mapTypeName($ctype) . ": $cvar");
1286 sub fail_on_null($$$)
1288 my ($self, $var, $fail) = @_;
1289 $self->pidl("if ($var == NULL) {");
1296 sub ConvertObjectToPythonLevel($$$$$$)
1298 my ($self, $mem_ctx, $env, $e, $l, $var_name, $py_var, $fail) = @_;
1299 my $nl = GetNextLevel($e, $l);
1300 if ($nl and $nl->{TYPE} eq "SUBCONTEXT") {
1301 $nl = GetNextLevel($e, $nl);
1303 my $pl = GetPrevLevel($e, $l);
1304 if ($pl and $pl->{TYPE} eq "SUBCONTEXT") {
1305 $pl = GetPrevLevel($e, $pl);
1308 if ($l->{TYPE} eq "POINTER") {
1309 if ($l->{POINTER_TYPE} ne "ref") {
1310 $self->pidl("if ($var_name == NULL) {");
1312 $self->pidl("$py_var = Py_None;");
1313 $self->pidl("Py_INCREF($py_var);");
1315 $self->pidl("} else {");
1318 my $var_name2 = $var_name;
1319 unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) {
1320 $var_name2 = get_value_of($var_name);
1322 $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name2, $py_var, $fail);
1323 if ($l->{POINTER_TYPE} ne "ref") {
1327 } elsif ($l->{TYPE} eq "ARRAY") {
1328 if ($pl && $pl->{TYPE} eq "POINTER") {
1329 $var_name = get_pointer_to($var_name);
1332 if (is_charset_array($e, $l)) {
1333 # FIXME: Use Unix charset setting rather than utf-8
1334 $self->pidl("if ($var_name == NULL) {");
1336 $self->pidl("$py_var = Py_None;");
1337 $self->pidl("Py_INCREF($py_var);");
1339 $self->pidl("} else {");
1341 $self->pidl("$py_var = PyUnicode_Decode($var_name, strlen($var_name), \"utf-8\", \"ignore\");");
1345 die("No SIZE_IS for array $var_name") unless (defined($l->{SIZE_IS}));
1346 my $length = $l->{SIZE_IS};
1347 if (defined($l->{LENGTH_IS})) {
1348 $length = $l->{LENGTH_IS};
1351 $length = ParseExpr($length, $env, $e);
1352 $self->pidl("$py_var = PyList_New($length);");
1353 $self->fail_on_null($py_var, $fail);
1356 my $counter = "$e->{NAME}_cntr_$l->{LEVEL_INDEX}";
1357 $self->pidl("int $counter;");
1358 $self->pidl("for ($counter = 0; $counter < ($length); $counter++) {");
1360 my $member_var = "py_$e->{NAME}_$l->{LEVEL_INDEX}";
1361 $self->pidl("PyObject *$member_var;");
1362 $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail);
1363 $self->pidl("PyList_SetItem($py_var, $counter, $member_var);");
1369 } elsif ($l->{TYPE} eq "SWITCH") {
1370 $var_name = get_pointer_to($var_name);
1371 my $switch = ParseExpr($l->{SWITCH_IS}, $env, $e);
1372 $self->pidl("$py_var = py_import_" . $nl->{DATA_TYPE} . "($mem_ctx, $switch, $var_name);");
1373 $self->fail_on_null($py_var, $fail);
1375 } elsif ($l->{TYPE} eq "DATA") {
1376 if (not Parse::Pidl::Typelist::is_scalar($l->{DATA_TYPE})) {
1377 $var_name = get_pointer_to($var_name);
1379 my $conv = $self->ConvertObjectToPythonData($mem_ctx, $l->{DATA_TYPE}, $var_name, $e->{ORIGINAL});
1380 $self->pidl("$py_var = $conv;");
1381 } elsif ($l->{TYPE} eq "SUBCONTEXT") {
1382 $self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, $nl, $var_name, $py_var, $fail);
1384 fatal($e->{ORIGINAL}, "Unknown level type $l->{TYPE} $var_name");
1388 sub ConvertObjectToPython($$$$$$)
1390 my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var, $fail) = @_;
1392 $self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail);
1397 my($self,$basename,$ndr,$ndr_hdr,$hdr) = @_;
1399 $self->{BASENAME} = $basename;
1402 /* Python wrapper functions auto-generated by pidl */
1404 #include \"includes.h\"
1405 #include <pytalloc.h>
1406 #include \"librpc/rpc/pyrpc.h\"
1407 #include \"librpc/rpc/pyrpc_util.h\"
1409 #include \"$ndr_hdr\"
1413 foreach my $x (@$ndr) {
1414 ($x->{TYPE} eq "IMPORT") && $self->Import(@{$x->{PATHS}});
1415 ($x->{TYPE} eq "INTERFACE") && $self->Interface($x, $basename);
1418 $self->pidl("static PyMethodDef $basename\_methods[] = {");
1420 foreach (@{$self->{module_methods}}) {
1421 my ($fn_name, $pyfn_name, $flags, $doc) = @$_;
1422 $self->pidl("{ \"$fn_name\", (PyCFunction)$pyfn_name, $flags, $doc },");
1425 $self->pidl("{ NULL, NULL, 0, NULL }");
1431 $self->pidl_hdr("void init$basename(void);");
1432 $self->pidl("void init$basename(void)");
1435 $self->pidl("PyObject *m;");
1436 foreach my $h (@{$self->{module_imports}}) {
1437 $self->pidl("PyObject *$h->{'key'};");
1441 foreach my $h (@{$self->{module_imports}}) {
1442 my $var_name = $h->{'key'};
1443 my $module_path = $h->{'val'};
1444 $self->pidl("$var_name = PyImport_ImportModule(\"$module_path\");");
1445 $self->pidl("if ($var_name == NULL)");
1446 $self->pidl("\treturn;");
1450 foreach my $h (@{$self->{type_imports}}) {
1451 my $type_var = "$h->{'key'}\_Type";
1452 my $module_path = $h->{'val'};
1453 $self->pidl_hdr("static PyTypeObject *$type_var;\n");
1454 my $pretty_name = PrettifyTypeName($h->{'key'}, $module_path);
1455 my $module_var = "dep_$module_path";
1456 $module_var =~ s/\./_/g;
1457 $self->pidl("$type_var = (PyTypeObject *)PyObject_GetAttrString($module_var, \"$pretty_name\");");
1458 $self->pidl("if ($type_var == NULL)");
1459 $self->pidl("\treturn;");
1463 $self->pidl($_) foreach (@{$self->{prereadycode}});
1465 foreach (@{$self->{ready_types}}) {
1466 $self->pidl("if (PyType_Ready($_) < 0)");
1467 $self->pidl("\treturn;");
1470 $self->pidl($_) foreach (@{$self->{postreadycode}});
1472 foreach (@{$self->{patch_type_calls}}) {
1473 my ($typename, $cvar) = @$_;
1474 $self->pidl("#ifdef PY_".uc($typename)."_PATCH");
1475 $self->pidl("PY_".uc($typename)."_PATCH($cvar);");
1476 $self->pidl("#endif");
1481 $self->pidl("m = Py_InitModule3(\"$basename\", $basename\_methods, \"$basename DCE/RPC\");");
1482 $self->pidl("if (m == NULL)");
1483 $self->pidl("\treturn;");
1485 foreach my $h (@{$self->{constants}}) {
1486 my $name = $h->{'key'};
1488 my ($ctype, $cvar) = @{$h->{'val'}};
1489 if ($cvar =~ /^[0-9]+$/ or $cvar =~ /^0x[0-9a-fA-F]+$/) {
1490 $py_obj = "PyInt_FromLong($cvar)";
1491 } elsif ($cvar =~ /^".*"$/) {
1492 $py_obj = "PyString_FromString($cvar)";
1494 $py_obj = $self->ConvertObjectToPythonData("NULL", expandAlias($ctype), $cvar, undef);
1497 $self->pidl("PyModule_AddObject(m, \"$name\", $py_obj);");
1500 foreach (@{$self->{module_objects}}) {
1501 my ($object_name, $c_name) = @$_;
1502 $self->pidl("Py_INCREF($c_name);");
1503 $self->pidl("PyModule_AddObject(m, \"$object_name\", $c_name);");
1506 $self->pidl("#ifdef PY_MOD_".uc($basename)."_PATCH");
1507 $self->pidl("PY_MOD_".uc($basename)."_PATCH(m);");
1508 $self->pidl("#endif");
1513 return ($self->{res_hdr} . $self->{res});