From 7e651c7ef3afb4effa045fa84ee3a87ab8226995 Mon Sep 17 00:00:00 2001 From: Jelmer Vernooij Date: Sun, 21 Dec 2008 21:10:40 +0100 Subject: Simplify customization of pidl-generated Python modules. --- source4/librpc/ndr/py_security.c | 151 +++++++++++++++++++++++++++------------ 1 file changed, 104 insertions(+), 47 deletions(-) (limited to 'source4/librpc/ndr') diff --git a/source4/librpc/ndr/py_security.c b/source4/librpc/ndr/py_security.c index d79ad58f7d..2d01dedaec 100644 --- a/source4/librpc/ndr/py_security.c +++ b/source4/librpc/ndr/py_security.c @@ -18,6 +18,20 @@ */ #include "libcli/security/security.h" +static void PyType_AddMethods(PyTypeObject *type, PyMethodDef *methods) +{ + PyObject *dict; + int i; + if (type->tp_dict == NULL) + type->tp_dict = PyDict_New(); + dict = type->tp_dict; + for (i = 0; methods[i].ml_name; i++) { + PyObject *descr = PyDescr_NewMethod(type, &methods[i]); + PyDict_SetItemString(dict, methods[i].ml_name, + descr); + } +} + static PyObject *py_dom_sid_eq(PyObject *self, PyObject *args) { struct dom_sid *this = py_talloc_get_ptr(self), *other; @@ -51,27 +65,37 @@ static PyObject *py_dom_sid_repr(PyObject *self) return ret; } -#define PY_DOM_SID_REPR py_dom_sid_repr - -static PyObject *py_dom_sid_init(PyObject *self, PyObject *args) +static int py_dom_sid_init(PyObject *self, PyObject *args, PyObject *kwargs) { - struct dom_sid *this = py_talloc_get_ptr(self); - char *str; - struct dom_sid *new_this; + char *str = NULL; + struct dom_sid *sid = py_talloc_get_ptr(self); + const char *kwnames[] = { "str", NULL }; - if (!PyArg_ParseTuple(args, "|s", &str)) - return NULL; + if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|s", discard_const_p(char *, kwnames), &str)) + return -1; - new_this = dom_sid_parse_talloc(NULL, str); - memcpy(this, new_this, sizeof(*new_this)); - talloc_free(new_this); - return Py_None; + if (str != NULL && !dom_sid_parse(str, sid)) { + PyErr_SetString(PyExc_TypeError, "Unable to parse string"); + return -1; + } + + return 0; } -#define PY_DOM_SID_EXTRA_METHODS \ +static PyMethodDef py_dom_sid_extra_methods[] = { { "__eq__", (PyCFunction)py_dom_sid_eq, METH_VARARGS, "S.__eq__(x) -> S == x" }, \ - { "__str__", (PyCFunction)py_dom_sid_str, METH_NOARGS, "S.__str__() -> str(S)" }, \ - { "__init__", (PyCFunction)py_dom_sid_init, METH_VARARGS, "S.__init__(str=None)" }, + { NULL } +}; + +static void py_dom_sid_patch(PyTypeObject *type) +{ + type->tp_init = py_dom_sid_init; + type->tp_str = py_dom_sid_str; + type->tp_repr = py_dom_sid_repr; + PyType_AddMethods(type, py_dom_sid_extra_methods); +} + +#define PY_DOM_SID_PATCH py_dom_sid_patch static PyObject *py_descriptor_sacl_add(PyObject *self, PyObject *args) { @@ -156,18 +180,28 @@ static PyObject *py_descriptor_new(PyTypeObject *self, PyObject *args, PyObject return py_talloc_import(self, security_descriptor_initialise(NULL)); } -#define PY_SECURITY_DESCRIPTOR_EXTRA_METHODS \ - { "sacl_add", (PyCFunction)py_descriptor_sacl_add, METH_VARARGS, \ - "S.sacl_add(ace) -> None\n" \ - "Add a security ace to this security descriptor" },\ - { "dacl_add", (PyCFunction)py_descriptor_dacl_add, METH_VARARGS, \ - NULL }, \ - { "dacl_del", (PyCFunction)py_descriptor_dacl_del, METH_VARARGS, \ - NULL }, \ - { "sacl_del", (PyCFunction)py_descriptor_sacl_del, METH_VARARGS, \ - NULL }, \ - { "__eq__", (PyCFunction)py_descriptor_eq, METH_VARARGS, \ +static PyMethodDef py_descriptor_extra_methods[] = { + { "sacl_add", (PyCFunction)py_descriptor_sacl_add, METH_VARARGS, + "S.sacl_add(ace) -> None\n" + "Add a security ace to this security descriptor" }, + { "dacl_add", (PyCFunction)py_descriptor_dacl_add, METH_VARARGS, NULL }, + { "dacl_del", (PyCFunction)py_descriptor_dacl_del, METH_VARARGS, + NULL }, + { "sacl_del", (PyCFunction)py_descriptor_sacl_del, METH_VARARGS, + NULL }, + { "__eq__", (PyCFunction)py_descriptor_eq, METH_VARARGS, + NULL }, + { NULL } +}; + +static void py_descriptor_patch(PyTypeObject *type) +{ + type->tp_new = py_descriptor_new; + PyType_AddMethods(type, py_descriptor_extra_methods); +} + +#define PY_DESCRIPTOR_PATCH py_descriptor_patch static PyObject *py_token_is_sid(PyObject *self, PyObject *args) { @@ -251,25 +285,34 @@ static PyObject *py_token_new(PyTypeObject *self, PyObject *args, PyObject *kwar return py_talloc_import(self, security_token_initialise(NULL)); } -#define PY_SECURITY_TOKEN_EXTRA_METHODS \ - { "is_sid", (PyCFunction)py_token_is_sid, METH_VARARGS, \ - "S.is_sid(sid) -> bool\n" \ - "Check whether this token is of the specified SID." }, \ - { "has_sid", (PyCFunction)py_token_has_sid, METH_VARARGS, \ - NULL }, \ - { "is_anonymous", (PyCFunction)py_token_is_anonymous, METH_NOARGS, \ - "S.is_anonymus() -> bool\n" \ - "Check whether this is an anonymous token." }, \ - { "is_system", (PyCFunction)py_token_is_system, METH_NOARGS, \ - NULL }, \ - { "has_builtin_administrators", (PyCFunction)py_token_has_builtin_administrators, METH_NOARGS, \ - NULL }, \ - { "has_nt_authenticated_users", (PyCFunction)py_token_has_nt_authenticated_users, METH_NOARGS, \ - NULL }, \ - { "has_privilege", (PyCFunction)py_token_has_privilege, METH_VARARGS, \ - NULL }, \ - { "set_privilege", (PyCFunction)py_token_set_privilege, METH_VARARGS, \ +static PyMethodDef py_token_extra_methods[] = { + { "is_sid", (PyCFunction)py_token_is_sid, METH_VARARGS, + "S.is_sid(sid) -> bool\n" + "Check whether this token is of the specified SID." }, + { "has_sid", (PyCFunction)py_token_has_sid, METH_VARARGS, + NULL }, + { "is_anonymous", (PyCFunction)py_token_is_anonymous, METH_NOARGS, + "S.is_anonymus() -> bool\n" + "Check whether this is an anonymous token." }, + { "is_system", (PyCFunction)py_token_is_system, METH_NOARGS, + NULL }, + { "has_builtin_administrators", (PyCFunction)py_token_has_builtin_administrators, METH_NOARGS, + NULL }, + { "has_nt_authenticated_users", (PyCFunction)py_token_has_nt_authenticated_users, METH_NOARGS, + NULL }, + { "has_privilege", (PyCFunction)py_token_has_privilege, METH_VARARGS, + NULL }, + { "set_privilege", (PyCFunction)py_token_set_privilege, METH_VARARGS, NULL }, + { NULL } +}; + +#define PY_TOKEN_PATCH py_token_patch +static void py_token_patch(PyTypeObject *type) +{ + type->tp_new = py_token_new; + PyType_AddMethods(type, py_token_extra_methods); +} static PyObject *py_privilege_name(PyObject *self, PyObject *args) { @@ -306,7 +349,21 @@ static PyObject *py_random_sid(PyObject *self) return ret; } -#define PY_MOD_SECURITY_EXTRA_METHODS \ - { "random_sid", (PyCFunction)py_random_sid, METH_NOARGS, NULL }, \ - { "privilege_id", (PyCFunction)py_privilege_id, METH_VARARGS, NULL }, \ +static PyMethodDef py_mod_security_extra_methods[] = { + { "random_sid", (PyCFunction)py_random_sid, METH_NOARGS, NULL }, + { "privilege_id", (PyCFunction)py_privilege_id, METH_VARARGS, NULL }, { "privilege_name", (PyCFunction)py_privilege_name, METH_VARARGS, NULL }, + { NULL } +}; + +static void py_mod_security_patch(PyObject *m) +{ + int i; + for (i = 0; py_mod_security_extra_methods[i].ml_name; i++) { + PyObject *descr = PyCFunction_New(&py_mod_security_extra_methods[i], NULL); + PyModule_AddObject(m, py_mod_security_extra_methods[i].ml_name, + descr); + } +} + +#define PY_MOD_SECURITY_PATCH py_mod_security_patch -- cgit