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-rw-r--r--source4/pidl/lib/Parse/Pidl/Samba4/Python.pm44
-rw-r--r--source4/scripting/python/pytalloc.c10
-rw-r--r--source4/scripting/python/pytalloc.h11
3 files changed, 42 insertions, 23 deletions
diff --git a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm
index a5f8053834..cea3889938 100644
--- a/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm
+++ b/source4/pidl/lib/Parse/Pidl/Samba4/Python.pm
@@ -138,7 +138,7 @@ sub FromPythonToUnionFunction($$$$$)
}
$self->indent;
if ($e->{NAME}) {
- $self->ConvertObjectFromPython($mem_ctx, $e->{TYPE}, $name, "ret->$e->{NAME}");
+ $self->ConvertObjectFromPython($mem_ctx, $e->{TYPE}, $name, "ret->$e->{NAME}", "talloc_free(ret); return NULL;");
}
$self->pidl("break;");
$self->deindent;
@@ -164,8 +164,6 @@ sub PythonStruct($$$$)
{
my ($self, $name, $cname, $d) = @_;
- $self->pidl("staticforward PyTypeObject $name\_ObjectType;");
-
$self->pidl("");
$self->pidl("static PyObject *py_$name\_getattr(PyObject *obj, char *name)");
@@ -190,12 +188,15 @@ sub PythonStruct($$$$)
$self->pidl("{");
$self->indent;
$self->pidl("$cname *object = py_talloc_get_type(py_obj, $cname);");
+ $self->pidl("TALLOC_CTX *mem_ctx = py_talloc_get_mem_ctx(py_obj);");
foreach my $e (@{$d->{ELEMENTS}}) {
$self->pidl("if (!strcmp(name, \"$e->{NAME}\")) {");
my $varname = "object->$e->{NAME}";
$self->indent;
- $self->pidl("/* FIXME: talloc_free($varname) if necessary */");
- $self->ConvertObjectFromPython("mem_ctx", $e->{TYPE}, "value", $varname);
+ if ($e->{ORIGINAL}->{POINTERS} > 0) {
+ $self->pidl("talloc_free($varname);");
+ }
+ $self->ConvertObjectFromPython("mem_ctx", $e->{TYPE}, "value", $varname, "talloc_free(mem_ctx); return -1;");
$self->pidl("return 0;");
$self->deindent;
$self->pidl("}");
@@ -206,7 +207,11 @@ sub PythonStruct($$$$)
$self->pidl("}");
$self->pidl("");
- $self->pidl("static PyTypeObject $name\_ObjectType = {");
+ $self->pidl_hdr("PyAPI_DATA(PyTypeObject) $name\_Type;\n");
+ $self->pidl_hdr("#define $name\_Check(op) PyObject_TypeCheck(op, &$name\_Type)\n");
+ $self->pidl_hdr("#define $name\_CheckExact(op) ((op)->ob_type == &$name\_Type)\n");
+ $self->pidl_hdr("\n");
+ $self->pidl("PyTypeObject $name\_Type = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$name\",");
@@ -225,7 +230,7 @@ sub PythonStruct($$$$)
$self->pidl("{");
$self->indent;
$self->pidl("$cname *ret = talloc_zero(NULL, $cname);");
- $self->pidl("return py_talloc_import(&$name\_ObjectType, ret);");
+ $self->pidl("return py_talloc_import(&$name\_Type, ret);");
$self->deindent;
$self->pidl("}");
$self->pidl("");
@@ -265,7 +270,7 @@ sub PythonFunction($$$)
foreach my $e (@{$fn->{ELEMENTS}}) {
if (grep(/in/,@{$e->{DIRECTION}})) {
- $self->ConvertObjectFromPython("mem_ctx", $e->{TYPE}, "py_$e->{NAME}", "r.in.$e->{NAME}");
+ $self->ConvertObjectFromPython("mem_ctx", $e->{TYPE}, "py_$e->{NAME}", "r.in.$e->{NAME}", "talloc_free(mem_ctx); return NULL;");
}
}
$self->pidl("status = dcerpc_$fn->{NAME}(iface->pipe, mem_ctx, &r);");
@@ -377,7 +382,7 @@ sub Interface($$$)
$self->PythonType($d, $interface, $basename);
}
- $self->pidl("staticforward PyTypeObject $interface->{NAME}_InterfaceType;");
+ $self->pidl_hdr("PyAPI_DATA(PyTypeObject) $interface->{NAME}_InterfaceType;\n");
$self->pidl("typedef struct {");
$self->indent;
$self->pidl("PyObject_HEAD");
@@ -430,13 +435,13 @@ sub Interface($$$)
$self->pidl("");
- $self->pidl("static PyTypeObject $interface->{NAME}_InterfaceType = {");
+ $self->pidl("PyTypeObject $interface->{NAME}_InterfaceType = {");
$self->indent;
$self->pidl("PyObject_HEAD_INIT(NULL) 0,");
$self->pidl(".tp_name = \"$interface->{NAME}\",");
$self->pidl(".tp_basicsize = sizeof($interface->{NAME}_InterfaceObject),");
- $self->pidl(".tp_dealloc = (destructor)interface_$interface->{NAME}_dealloc,");
- $self->pidl(".tp_getattr = (getattrfunc)interface_$interface->{NAME}_getattr,");
+ $self->pidl(".tp_dealloc = interface_$interface->{NAME}_dealloc,");
+ $self->pidl(".tp_getattr = interface_$interface->{NAME}_getattr,");
$self->deindent;
$self->pidl("};");
@@ -479,9 +484,9 @@ sub register_module_method($$$$$)
push (@{$self->{module_methods}}, [$fn_name, $pyfn_name, $flags, $doc])
}
-sub ConvertObjectFromPython($$$$$)
+sub ConvertObjectFromPython($$$$$$)
{
- my ($self, $mem_ctx, $ctype, $cvar, $target) = @_;
+ my ($self, $mem_ctx, $ctype, $cvar, $target, $fail) = @_;
die("undef type for $cvar") unless(defined($ctype));
@@ -502,12 +507,14 @@ sub ConvertObjectFromPython($$$$$)
if ($actual_ctype->{TYPE} eq "ENUM" or $actual_ctype->{TYPE} eq "BITMAP" or
$actual_ctype->{TYPE} eq "SCALAR" and (
expandAlias($actual_ctype->{NAME}) =~ /^(u?int[0-9]+|hyper|NTTIME|time_t|NTTIME_hyper|NTTIME_1sec|dlong|udlong|udlongr)$/)) {
+ $self->pidl("PY_CHECK_TYPE(PyInt, $cvar, $fail);");
$self->pidl("$target = PyInt_AsLong($cvar);");
return;
}
if ($actual_ctype->{TYPE} eq "STRUCT") {
- $self->pidl("$target = py_talloc_get_type($cvar, " . mapTypeName($ctype) . ");");
+ $self->pidl("PY_CHECK_TYPE($ctype->{NAME}, $cvar, $fail);");
+ $self->pidl("$target = py_talloc_get_ptr($cvar);");
return;
}
@@ -635,7 +642,7 @@ sub ConvertObjectToPython($$$)
if ($actual_ctype->{TYPE} eq "STRUCT") {
# FIXME: if $cvar is not a pointer, do a talloc_dup()
- return "py_talloc_import(&$ctype->{NAME}_ObjectType, $cvar)";
+ return "py_talloc_import(&$ctype->{NAME}_Type, $cvar)";
}
die("unknown type ".mapTypeName($ctype) . ": $cvar");
@@ -660,6 +667,11 @@ sub Parse($$$$$)
#include \"$ndr_hdr\"
#include \"$py_hdr\"
+#define PY_CHECK_TYPE(type, var, fail) \\
+ if (!type ## _Check(var)) {\\
+ PyErr_Format(PyExc_TypeError, \"Expected type %s\", type ## _Type.tp_name); \\
+ fail; \\
+ }
");
foreach my $x (@$ndr) {
diff --git a/source4/scripting/python/pytalloc.c b/source4/scripting/python/pytalloc.c
index 4032ff75a4..d0b8cb83f2 100644
--- a/source4/scripting/python/pytalloc.c
+++ b/source4/scripting/python/pytalloc.c
@@ -22,14 +22,16 @@
void py_talloc_dealloc(PyObject* self)
{
py_talloc_Object *obj = (py_talloc_Object *)self;
- talloc_free(obj->talloc_ptr);
+ talloc_free(obj->talloc_ctx);
PyObject_Del(self);
}
-PyObject *py_talloc_import(PyTypeObject *py_type, void *ptr)
+PyObject *py_talloc_import(PyTypeObject *py_type, TALLOC_CTX *mem_ctx,
+ void *ptr)
{
PyObject *ret = PyObject_New(py_talloc_Object, &py_type);
- ret->talloc_ptr = talloc_reference(NULL, ptr);
+ ret->talloc_ctx = talloc_reference(mem_ctx, ptr);
+ ret->ptr = ptr;
return ret;
}
@@ -38,5 +40,5 @@ PyObject *py_talloc_default_repr(PyObject *py_obj)
py_talloc_Object *obj = (py_talloc_Object *)py_obj;
return PyString_FromFormat("<talloc: %s>",
- talloc_get_name(obj->talloc_ptr));
+ talloc_get_name(obj->talloc_ctx));
}
diff --git a/source4/scripting/python/pytalloc.h b/source4/scripting/python/pytalloc.h
index 735829bfcb..aad5840a67 100644
--- a/source4/scripting/python/pytalloc.h
+++ b/source4/scripting/python/pytalloc.h
@@ -24,7 +24,8 @@
typedef struct {
PyObject_HEAD
- void *talloc_ptr;
+ TALLOC_CTX *talloc_ctx;
+ void *ptr;
} py_talloc_Object;
/* Deallocate a py_talloc_Object */
@@ -36,9 +37,13 @@ void py_talloc_dealloc(PyObject* self);
/* FIXME: Call PyErr_SetString(PyExc_TypeError, "expected " __STR(type) ")
* when talloc_get_type() returns NULL. */
#define py_talloc_get_type(py_obj, type) \
- talloc_get_type(((py_talloc_Object *)py_obj)->talloc_ptr, type)
+ talloc_get_type(py_talloc_get_ptr(py_obj), type)
-PyObject *py_talloc_import(PyTypeObject *py_type, void *ptr);
+#define py_talloc_get_ptr(py_obj) ((py_talloc_Object *)py_obj)->ptr
+#define py_talloc_get_mem_ctx(py_obj) ((py_talloc_Object *)py_obj)->talloc_ctx
+
+PyObject *py_talloc_import_ex(PyTypeObject *py_type, TALLOC_CTX *mem_ctx, void *ptr);
+#define py_talloc_import(py_type, talloc_ptr) py_talloc_import_ex(py_type, talloc_ptr, talloc_ptr)
/* Sane default implementation of reprfunc. */
PyObject *py_talloc_default_repr(PyObject *py_obj);
generated by cgit (git 2.34.1) at 2024-11-04 12:11:11 +0000