diff options
Diffstat (limited to 'pidl/lib/Parse/Pidl/Samba4/Python.pm')
| -rw-r--r-- | pidl/lib/Parse/Pidl/Samba4/Python.pm | 2474 |
1 files changed, 2474 insertions, 0 deletions
diff --git a/pidl/lib/Parse/Pidl/Samba4/Python.pm b/pidl/lib/Parse/Pidl/Samba4/Python.pm new file mode 100644 index 0000000..03a901c --- /dev/null +++ b/pidl/lib/Parse/Pidl/Samba4/Python.pm @@ -0,0 +1,2474 @@ +################################################### +# Python function wrapper generator +# Copyright jelmer@samba.org 2007-2008 +# released under the GNU GPL + +package Parse::Pidl::Samba4::Python; +use parent Parse::Pidl::Base; + +use strict; +use warnings; +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 PrettifyTypeName($$) +{ + my ($name, $basename) = @_; + + $basename =~ s/^.*\.([^.]+)$/$1/; + + $name =~ s/^$basename\_//; + + + return $name; +} + +sub Import +{ + my $self = shift; + my @imports = @_; + foreach (@imports) { + $_ = unmake_str($_); + s/\.idl$//; + $self->pidl_hdr("#include \"librpc/gen_ndr/$_\.h\""); + $self->register_module_import("samba.dcerpc.$_"); + } +} + +sub Const($$) +{ + 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($$$$) +{ + my ($self, $mem_ctx, $type, $switch, $name) = @_; + + $self->pidl("PyObject *ret;"); + $self->pidl(""); + + $self->pidl("switch ($switch) {"); + $self->indent; + + foreach my $e (@{$type->{ELEMENTS}}) { + $self->pidl("$e->{CASE}:"); + + $self->indent; + + if ($e->{NAME}) { + $self->ConvertObjectToPython($mem_ctx, {}, $e, "$name->$e->{NAME}", "ret", "return NULL;"); + } else { + $self->pidl("ret = Py_None;"); + $self->pidl("Py_INCREF(ret);"); + } + + $self->pidl("return ret;"); + $self->pidl(""); + + $self->deindent; + } + + $self->deindent; + $self->pidl("}"); + + $self->pidl("PyErr_SetString(PyExc_TypeError, \"unknown union level\");"); + $self->pidl("return NULL;"); +} + +sub FromPythonToUnionFunction($$$$$) +{ + my ($self, $type, $typename, $switch, $mem_ctx, $name) = @_; + + my $has_default = 0; + + $self->pidl("$typename *ret = talloc_zero($mem_ctx, $typename);"); + + $self->pidl("switch ($switch) {"); + $self->indent; + + foreach my $e (@{$type->{ELEMENTS}}) { + $self->pidl("$e->{CASE}:"); + if ($e->{CASE} eq "default") { $has_default = 1; } + $self->indent; + if ($e->{NAME}) { + $self->ConvertObjectFromPython({}, $mem_ctx, $e, $name, "ret->$e->{NAME}", "talloc_free(ret); return NULL;"); + } + $self->pidl("break;"); + $self->deindent; + $self->pidl(""); + } + + if (!$has_default) { + $self->pidl("default:"); + $self->indent; + $self->pidl("PyErr_SetString(PyExc_TypeError, \"invalid union level value\");"); + $self->pidl("talloc_free(ret);"); + $self->pidl("ret = NULL;"); + $self->deindent; + } + + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + $self->pidl("return ret;"); +} + +sub PythonElementGetSet($$$$$$) { + my ($self, $name, $cname, $ename, $e, $env) = @_; + + my $varname = "object->$ename"; + $self->pidl("static PyObject *py_$name\_get_$e->{NAME}(PyObject *obj, void *closure)"); + $self->pidl("{"); + $self->indent; + $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(obj);"); + $self->pidl("PyObject *py_$e->{NAME};"); + my $l = $e->{LEVELS}[0]; + if ($l->{TYPE} eq "POINTER") { + $self->pidl("if ($varname == NULL) {"); + $self->indent; + $self->pidl("Py_RETURN_NONE;"); + $self->deindent; + $self->pidl("}"); + } + $self->ConvertObjectToPython("pytalloc_get_mem_ctx(obj)", $env, $e, $varname, "py_$e->{NAME}", "return NULL;"); + $self->pidl("return py_$e->{NAME};"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + + $self->pidl("static int py_$name\_set_$e->{NAME}(PyObject *py_obj, PyObject *value, void *closure)"); + $self->pidl("{"); + $self->indent; + $self->pidl("$cname *object = ($cname *)pytalloc_get_ptr(py_obj);"); + my $mem_ctx = "pytalloc_get_mem_ctx(py_obj)"; + my $nl = GetNextLevel($e, $l); + if ($l->{TYPE} eq "POINTER" and + not ($nl->{TYPE} eq "ARRAY" and ($nl->{IS_FIXED} or is_charset_array($e, $nl))) and + not ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE}))) { + $self->pidl("talloc_unlink($mem_ctx, discard_const($varname));"); + } + $self->ConvertObjectFromPython($env, $mem_ctx, $e, "value", $varname, "return -1;"); + $self->pidl("return 0;"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); +} + +sub PythonStruct($$$$$$) +{ + 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}}) { + my $etype = ""; + if (ref($e->{TYPE}) eq "HASH") { + $etype = $e->{TYPE}->{NAME}; + } else { + $etype = $e->{TYPE}; + } + $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 $etype\")"); + $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, PyObject *Py_UNUSED(ignored))"); + $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 = PyBytes_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 = {.data = NULL, .length = 0};"); + $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, PYARG_BYTES_LEN \"|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, PyObject *Py_UNUSED(ignored))"); + $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 = PyUnicode_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\" },"); + $self->pidl("{ \"__ndr_unpack__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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;"); + $self->pidl(""); + my $docstring = $self->DocString($d, $name); + my $typeobject = "$name\_Type"; + $self->pidl("static PyTypeObject $typeobject = {"); + $self->indent; + $self->pidl("PyVarObject_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; + + # This creates a new, zeroed C structure and python object. + # Thse may not be valid or sensible values, but this is as + # well as we can do. + + $self->pidl("PyObject *self = pytalloc_new($cname, type);"); + + # If there are any children that are ref pointers, we need to + # allocate something for them to point to just as the pull + # routine will when parsing the stucture from NDR. + # + # We then make those pointers point to zeroed memory + # + # A ref pointer is a pointer in the C structure but a scalar + # on the wire. It is for a remote function like: + # + # int foo(int *i) + # + # This may be called with the pointer by reference eg foo(&i) + # + # That is why this only goes as far as the next level; deeply + # nested pointer chains will end in a NULL. + + my @ref_elements; + foreach my $e (@{$fn->{ELEMENTS}}) { + if (has_property($e, "ref") && ! has_property($e, "charset")) { + if (!has_property($e, 'in') && !has_property($e, 'out')) { + die "ref pointer that is not in or out"; + } + push @ref_elements, $e; + } + } + if (@ref_elements) { + $self->pidl("$cname *_self = ($cname *)pytalloc_get_ptr(self);"); + $self->pidl("TALLOC_CTX *mem_ctx = pytalloc_get_mem_ctx(self);"); + foreach my $e (@ref_elements) { + my $ename = $e->{NAME}; + my $t = mapTypeName($e->{TYPE}); + my $p = $e->{ORIGINAL}->{POINTERS} // 1; + if ($p > 1) { + $self->pidl("/* a pointer to a NULL pointer */"); + $t .= ' ' . '*' x ($p - 1); + } + + # We checked in the loop above that each ref + # pointer is in or out (or both) + if (has_property($e, 'in')) { + $self->pidl("_self->in.$ename = talloc_zero(mem_ctx, $t);"); + } + + if (has_property($e, 'out')) { + $self->pidl("_self->out.$ename = talloc_zero(mem_ctx, $t);"); + } + } + } + $self->pidl("return self;"); + $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, PyObject *Py_UNUSED(ignored))"); + $self->pidl("{"); + $self->indent; + $self->pidl(""); + $self->pidl(""); + $self->pidl("return PyLong_FromLong($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}+1) . + ") {"); + $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 = PyBytes_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}+1) . + ") {"); + $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, PYARG_BYTES_LEN \"|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, PYARG_BYTES_LEN \"|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}+1) . + ") {"); + $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 = PyUnicode_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, PyObject *Py_UNUSED(ignored))"); + $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, PyObject *Py_UNUSED(ignored))"); + $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; + $self->pidl("{ \"__ndr_pack_in__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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; + $self->pidl("{ \"__ndr_pack_out__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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; + $self->pidl("{ \"__ndr_unpack_in__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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; + $self->pidl("{ \"__ndr_unpack_out__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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;"); + $self->pidl(""); + my $docstring = $self->DocString($fn, $name); + my $typeobject = "$name\_Type"; + $self->pidl("static PyTypeObject $typeobject = {"); + $self->indent; + $self->pidl("PyVarObject_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); + + $self->pidl("static PyObject *py_$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("TALLOC_CTX *mem_ctx = NULL;"); + $self->pidl("int level = 0;"); + $self->pidl("PyObject *in_obj = NULL;"); + $self->pidl("$typename *in = NULL;"); + $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("mem_ctx = pytalloc_get_ptr(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("}"); + $self->pidl("in = ($typename *)pytalloc_get_ptr(in_obj);"); + $self->pidl("if (in == NULL) {"); + $self->indent; + $self->pidl("PyErr_Format(PyExc_TypeError, \"in needs to be a pointer to $typename!\");"); + $self->pidl("return NULL;"); + $self->deindent; + $self->pidl("}"); + $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("TALLOC_CTX *mem_ctx = NULL;"); + $self->pidl("int level = 0;"); + $self->pidl("PyObject *in = NULL;"); + $self->pidl("$typename *out = NULL;"); + $self->pidl(""); + $self->pidl("if (!PyArg_ParseTupleAndKeywords(args, kwargs, \"OiO:export\","); + $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("mem_ctx = pytalloc_get_ptr(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(""); + $self->pidl("return pytalloc_GenericObject_reference(out);"); + $self->deindent; + $self->pidl("}"); + $self->pidl(""); + + $py_methods = "py_$d->{NAME}_methods"; + $self->pidl("static PyMethodDef $py_methods\[] = {"); + $self->indent; + $self->pidl("{ \"__import__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$d->{NAME}\_import),"); + $self->indent; + $self->pidl("METH_VARARGS|METH_KEYWORDS|METH_CLASS,"); + $self->pidl("\"T.__import__(mem_ctx, level, in) => ret.\" },"); + $self->deindent; + $self->pidl("{ \"__export__\", PY_DISCARD_FUNC_SIG(PyCFunction,py_$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;"); + $self->pidl("static PyTypeObject $typeobject = {"); + $self->indent; + $self->pidl("PyVarObject_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;"); + $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("{0}"); + $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("PyVarObject_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 NULL;", ""]); + + + $self->pidl("static PyObject *syntax_$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(""); + + $signature = "\"$interface->{NAME}_abstract_syntax()\\n\""; + + $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("PyVarObject_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(""); +} + +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($$$$$) +{ + my ($self, $mem_ctx, $py_var, $target, $fail) = @_; + + $self->pidl("{"); + $self->indent; + $self->pidl("const char *test_str;"); + $self->pidl("const char *talloc_str;"); + $self->pidl("PyObject *unicode = NULL;"); + $self->pidl("if (PyUnicode_Check($py_var)) {"); + $self->indent; + # FIXME: Use Unix charset setting rather than utf-8 + $self->pidl("unicode = PyUnicode_AsEncodedString($py_var, \"utf-8\", \"ignore\");"); + $self->pidl("if (unicode == NULL) {"); + $self->indent; + $self->pidl("PyErr_NoMemory();"); + $self->pidl("$fail"); + $self->deindent; + $self->pidl("}"); + + $self->pidl("test_str = PyBytes_AS_STRING(unicode);"); + $self->deindent; + $self->pidl("} else if (PyBytes_Check($py_var)) {"); + $self->indent; + $self->pidl("test_str = PyBytes_AS_STRING($py_var);"); + $self->deindent; + $self->pidl("} else {"); + $self->indent; + $self->pidl("PyErr_Format(PyExc_TypeError, \"Expected string or unicode object, got %s\", Py_TYPE($py_var)->tp_name);"); + $self->pidl("$fail"); + $self->deindent; + $self->pidl("}"); + $self->pidl("talloc_str = talloc_strdup($mem_ctx, test_str);"); + $self->pidl("if (unicode != NULL) {"); + $self->indent; + $self->pidl("Py_DECREF(unicode);"); + $self->deindent; + $self->pidl("}"); + $self->pidl("if (talloc_str == NULL) {"); + $self->indent; + $self->pidl("PyErr_NoMemory();"); + $self->pidl("$fail"); + $self->deindent; + $self->pidl("}"); + $self->pidl("$target = talloc_str;"); + $self->deindent; + $self->pidl("}"); +} + +sub ConvertObjectFromPythonData($$$$$$;$$) +{ + 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 within range 0 - %llu, got %llu\","); + $self->pidl(" 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\","); + $self->pidl(" 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 within range %lld - %lld, got %lld\","); + $self->pidl(" 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\","); + $self->pidl(" 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($mem_ctx, PyBytes_AS_STRING($cvar), PyBytes_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(PyLong_AsLong($cvar));"); + return; + } + + if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "WERROR") { + $self->pidl("$target = W_ERROR(PyLong_AsLong($cvar));"); + return; + } + + if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "HRESULT") { + $self->pidl("$target = HRES_ERROR(PyLong_AsLong($cvar));"); + return; + } + + if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "string_array") { + $self->pidl("$target = pytalloc_get_ptr($cvar);"); + return; + } + + if ($actual_ctype->{TYPE} eq "SCALAR" and $actual_ctype->{NAME} eq "pointer") { + $self->assign($target, "pytalloc_get_ptr($cvar)"); + return; + } + + fatal($location, "unknown type `$actual_ctype->{TYPE}' for ".mapTypeName($ctype) . ": $cvar"); + +} + +sub ConvertObjectFromPythonLevel($$$$$$$$$) +{ + my ($self, $env, $mem_ctx, $py_var, $e, $l, $var_name, $fail, $recurse) = @_; + 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 ($recurse == 0) { + $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("}"); + } + $recurse = $recurse + 1; + + if ($l->{TYPE} eq "POINTER") { + my $need_deindent = 0; + my $need_deref = 0; + + 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; + $need_deindent = 1; + if ($nl->{TYPE} eq "POINTER") { + $need_deref = 1; + } + } + + if ($l->{POINTER_TYPE} eq "ref" or $need_deref == 1) { + $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;"); + } + if ($need_deref == 1) { + my $ndr_pointer_typename = $self->import_type_variable("samba.dcerpc.base", "ndr_pointer"); + $self->pidl("$py_var = py_dcerpc_ndr_pointer_deref($ndr_pointer_typename, $py_var);"); + $self->pidl("if ($py_var == NULL) {"); + $self->indent; + $self->pidl($fail); + $self->deindent; + $self->pidl("}"); + } + 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, $recurse); + if ($need_deindent == 1) { + $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; + if (ArrayDynamicallyAllocated($e, $l)) { + $self->ConvertObjectFromPythonLevel($env, $var_name, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail, 0); + } else { + $self->ConvertObjectFromPythonLevel($env, $mem_ctx, "PyList_GET_ITEM($py_var, $counter)", $e, $nl, $var_name."[$counter]", $fail, 0); + } + $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, $recurse); + } else { + fatal($e->{ORIGINAL}, "unknown level type $l->{TYPE}"); + } +} + +sub ConvertObjectFromPython($$$$$$$) +{ + my ($self, $env, $mem_ctx, $ctype, $cvar, $target, $fail) = @_; + my $recurse = 0; + + $self->ConvertObjectFromPythonLevel($env, $mem_ctx, $cvar, $ctype, $ctype->{LEVELS}[0], $target, $fail, $recurse); +} + +sub ConvertScalarToPython($$$$) +{ + my ($self, $ctypename, $cvar, $mem_ctx) = @_; + + die("expected string for $cvar, not $ctypename") if (ref($ctypename) eq "HASH"); + + $ctypename = expandAlias($ctypename); + + if ($ctypename =~ /^(int64|dlong)$/) { + return "PyLong_FromLongLong($cvar)"; + } + + if ($ctypename =~ /^(uint64|hyper|NTTIME_hyper|NTTIME|NTTIME_1sec|udlong|udlongr|uid_t|gid_t)$/) { + return "PyLong_FromUnsignedLongLong($cvar)"; + } + + if ($ctypename =~ /^(char|int|int8|int16|int32|time_t)$/) { + return "PyLong_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 "PyLong_FromUnsignedLongLong((uint32_t)$cvar)"; + } + + if ($ctypename =~ /^(uint|uint8|uint16|uint1632)$/) { + return "PyLong_FromLong((uint16_t)$cvar)"; + } + + if ($ctypename eq "DATA_BLOB") { + return "PyBytes_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_GenericObject_reference_ex($mem_ctx, $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_GenericObject_reference_ex($mem_ctx, $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, $mem_ctx); + } elsif ($actual_ctype->{TYPE} eq "BITMAP") { + return $self->ConvertScalarToPython(Parse::Pidl::Typelist::bitmap_type_fn($actual_ctype), $cvar, $mem_ctx); + } elsif ($actual_ctype->{TYPE} eq "SCALAR") { + return $self->ConvertScalarToPython($actual_ctype->{NAME}, $cvar, $mem_ctx); + } elsif ($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, $recurse) = @_; + 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") { + my $need_wrap = 0; + if ($l->{POINTER_TYPE} ne "ref" and $nl->{TYPE} eq "POINTER") { + $need_wrap = 1; + } + if ($l->{POINTER_TYPE} ne "ref") { + if ($recurse == 0) { + $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; + } else { + $self->pidl("{"); + $self->indent; + } + $recurse = $recurse + 1; + } + my $var_name2 = $var_name; + my $recurse2 = $recurse; + unless ($nl->{TYPE} eq "DATA" and Parse::Pidl::Typelist::scalar_is_reference($nl->{DATA_TYPE})) { + $var_name2 = get_value_of($var_name); + $recurse2 = 0; + } + $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name2, $py_var, $fail, $recurse2); + if ($l->{POINTER_TYPE} ne "ref") { + $self->deindent; + $self->pidl("}"); + } + if ($need_wrap) { + my $py_var_wrap = undef; + $need_wrap = 1; + $self->pidl("{"); + $self->indent; + $py_var_wrap = "py_$e->{NAME}_level_$l->{LEVEL_INDEX}"; + $self->pidl("PyObject *$py_var_wrap = $py_var;"); + my $ndr_pointer_typename = $self->import_type_variable("samba.dcerpc.base", "ndr_pointer"); + $self->pidl("$py_var = py_dcerpc_ndr_pointer_wrap($ndr_pointer_typename, $py_var_wrap);"); + $self->pidl("Py_XDECREF($py_var_wrap);"); + $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;"); + if (ArrayDynamicallyAllocated($e, $l)) { + $self->ConvertObjectToPythonLevel($var_name, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail, $recurse); + } else { + $self->ConvertObjectToPythonLevel($mem_ctx, $env, $e, $nl, $var_name."[$counter]", $member_var, $fail, $recurse); + } + $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, $recurse); + } else { + fatal($e->{ORIGINAL}, "Unknown level type $l->{TYPE} $var_name"); + } +} + +sub ConvertObjectToPython($$$$$$) +{ + my ($self, $mem_ctx, $env, $ctype, $cvar, $py_var, $fail) = @_; + my $recurse = 0; + + $self->ConvertObjectToPythonLevel($mem_ctx, $env, $ctype, $ctype->{LEVELS}[0], $cvar, $py_var, $fail, $recurse); +} + +sub Parse($$$$$) +{ + my($self,$basename,$ndr,$ndr_hdr,$hdr) = @_; + + $self->{BASENAME} = $basename; + + my $ndr_hdr_include = ""; + if (defined($ndr_hdr)) { + $ndr_hdr_include = "#include \"$ndr_hdr\""; + } + $self->pidl_hdr(" +/* Python wrapper functions auto-generated by pidl */ +#define PY_SSIZE_T_CLEAN 1 /* We use Py_ssize_t for PyArg_ParseTupleAndKeywords */ +#include <Python.h> +#include \"python/py3compat.h\" +#include \"includes.h\" +#include \"python/modules.h\" +#include <pytalloc.h> +#include \"librpc/rpc/pyrpc.h\" +#include \"librpc/rpc/pyrpc_util.h\" +#include \"$hdr\" +$ndr_hdr_include + +/* + * Suppress compiler warnings if the generated code does not call these + * functions + */ +#ifndef _MAYBE_UNUSED_ +#ifdef __has_attribute +#if __has_attribute(unused) +#define _MAYBE_UNUSED_ __attribute__ ((unused)) +#else +#define _MAYBE_UNUSED_ +#endif +#endif +#endif +/* + * 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 _MAYBE_UNUSED_ 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; +} +"); + + 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("static struct PyModuleDef moduledef = {"); + $self->indent; + $self->pidl("PyModuleDef_HEAD_INIT,"); + $self->pidl(".m_name = \"$basename\","); + $self->pidl(".m_doc = \"$basename DCE/RPC\","); + $self->pidl(".m_size = -1,"); + $self->pidl(".m_methods = $basename\_methods,"); + $self->deindent; + $self->pidl("};"); + + $self->pidl("MODULE_INIT_FUNC($basename)"); + $self->pidl("{"); + $self->indent; + $self->pidl("PyObject *m = NULL;"); + foreach my $h (@{$self->{module_imports}}) { + $self->pidl("PyObject *$h->{'key'} = NULL;"); + } + $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("\tgoto out;"); + $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;"); + 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("\tgoto out;"); + $self->pidl(""); + } + + $self->pidl($_) foreach (@{$self->{prereadycode}}); + + foreach (@{$self->{ready_types}}) { + $self->pidl("if (PyType_Ready($_) < 0)"); + $self->pidl("\tgoto out;"); + } + + $self->pidl($_) 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 = PyModule_Create(&moduledef);"); + $self->pidl("if (m == NULL)"); + $self->pidl("\tgoto out;"); + $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 $cvar =~ /^0x[0-9a-fA-F]+$/) { + $py_obj = "PyLong_FromUnsignedLongLong($cvar)"; + } elsif ($cvar =~ /^".*"$/) { + $py_obj = "PyUnicode_FromString($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("out:"); + foreach my $h (@{$self->{module_imports}}) { + my $mod_var = $h->{'key'}; + $self->pidl("Py_XDECREF($mod_var);"); + } + $self->pidl("return m;"); + $self->pidl(""); + $self->deindent; + $self->pidl("}"); + return ($self->{res_hdr} . $self->{res}); +} + +1; |