source4/lib/ldb/pyldb.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3
   4    Python interface to ldb.
   5
   6    Copyright (C) 2005,2006 Tim Potter <tpot@samba.org>
   7    Copyright (C) 2006 Simo Sorce <idra@samba.org>
   8    Copyright (C) 2007-2009 Jelmer Vernooij <jelmer@samba.org>
   9    Copyright (C) 2009 Matthias Dieter Wallnöfer
  10
  11          ** NOTE! The following LGPL license applies to the ldb
  12          ** library. This does NOT imply that all of Samba is released
  13          ** under the LGPL
  14
  15    This library is free software; you can redistribute it and/or
  16    modify it under the terms of the GNU Lesser General Public
  17    License as published by the Free Software Foundation; either
  18    version 3 of the License, or (at your option) any later version.
  19
  20    This library is distributed in the hope that it will be useful,
  21    but WITHOUT ANY WARRANTY; without even the implied warranty of
  22    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  23    Lesser General Public License for more details.
  24
  25    You should have received a copy of the GNU Lesser General Public
  26    License along with this library; if not, see <http://www.gnu.org/licenses/>.
  27 */
  28
  29 #include "replace.h"
  30 #include "ldb_private.h"
  31 #include <Python.h>
  32 #include "pyldb.h"
  33
  34 /* There's no Py_ssize_t in 2.4, apparently */
  35 #if PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION < 5
  36 typedef int Py_ssize_t;
  37 typedef inquiry lenfunc;
  38 typedef intargfunc ssizeargfunc;
  39 #endif
  40
  41 #ifndef Py_RETURN_NONE
  42 #define Py_RETURN_NONE return Py_INCREF(Py_None), Py_None
  43 #endif
  44
  45 static void PyErr_SetLdbError(PyObject *error, int ret, struct ldb_context *ldb_ctx)
  46 {
  47         if (ret == LDB_ERR_PYTHON_EXCEPTION)
  48                 return; /* Python exception should already be set, just keep that */
  49
  50         PyErr_SetObject(error,
  51                                         Py_BuildValue(discard_const_p(char, "(i,s)"), ret,
  52                                   ldb_ctx == NULL?ldb_strerror(ret):ldb_errstring(ldb_ctx)));
  53 }
  54
  55 static PyObject *PyExc_LdbError;
  56
  57 PyAPI_DATA(PyTypeObject) PyLdbMessage;
  58 PyAPI_DATA(PyTypeObject) PyLdbModule;
  59 PyAPI_DATA(PyTypeObject) PyLdbDn;
  60 PyAPI_DATA(PyTypeObject) PyLdb;
  61 PyAPI_DATA(PyTypeObject) PyLdbMessageElement;
  62 PyAPI_DATA(PyTypeObject) PyLdbTree;
  63
  64 static PyObject *PyObject_FromLdbValue(struct ldb_context *ldb_ctx,
  65                                                            struct ldb_message_element *el,
  66                                                            struct ldb_val *val)
  67 {
  68         struct ldb_val new_val;
  69         TALLOC_CTX *mem_ctx = talloc_new(NULL);
  70         PyObject *ret;
  71
  72         new_val = *val;
  73
  74         ret = PyString_FromStringAndSize((const char *)new_val.data, new_val.length);
  75
  76         talloc_free(mem_ctx);
  77
  78         return ret;
  79 }
  80
  81 /**
  82  * Obtain a ldb DN from a Python object.
  83  *
  84  * @param mem_ctx Memory context
  85  * @param object Python object
  86  * @param ldb_ctx LDB context
  87  * @return Whether or not the conversion succeeded
  88  */
  89 bool PyObject_AsDn(TALLOC_CTX *mem_ctx, PyObject *object,
  90                    struct ldb_context *ldb_ctx, struct ldb_dn **dn)
  91 {
  92         struct ldb_dn *odn;
  93
  94         if (ldb_ctx != NULL && PyString_Check(object)) {
  95                 odn = ldb_dn_new(mem_ctx, ldb_ctx, PyString_AsString(object));
  96                 *dn = odn;
  97                 return true;
  98         }
  99
 100         if (PyLdbDn_Check(object)) {
 101                 *dn = PyLdbDn_AsDn(object);
 102                 return true;
 103         }
 104
 105         PyErr_SetString(PyExc_TypeError, "Expected DN");
 106         return false;
 107 }
 108
 109 /**
 110  * Create a Python object from a ldb_result.
 111  *
 112  * @param result LDB result to convert
 113  * @return Python object with converted result (a list object)
 114  */
 115 static PyObject *PyLdbResult_FromResult(struct ldb_result *result)
 116 {
 117         PyObject *ret;
 118         int i;
 119         if (result == NULL) {
 120                 Py_RETURN_NONE;
 121         }
 122         ret = PyList_New(result->count);
 123         for (i = 0; i < result->count; i++) {
 124                 PyList_SetItem(ret, i, PyLdbMessage_FromMessage(result->msgs[i])
 125                 );
 126         }
 127         return ret;
 128 }
 129
 130 /**
 131  * Create a LDB Result from a Python object.
 132  * If conversion fails, NULL will be returned and a Python exception set.
 133  *
 134  * @param mem_ctx Memory context in which to allocate the LDB Result
 135  * @param obj Python object to convert
 136  * @return a ldb_result, or NULL if the conversion failed
 137  */
 138 static struct ldb_result *PyLdbResult_AsResult(TALLOC_CTX *mem_ctx,
 139                                                                                            PyObject *obj)
 140 {
 141         struct ldb_result *res;
 142         int i;
 143
 144         if (obj == Py_None)
 145                 return NULL;
 146
 147         res = talloc_zero(mem_ctx, struct ldb_result);
 148         res->count = PyList_Size(obj);
 149         res->msgs = talloc_array(res, struct ldb_message *, res->count);
 150         for (i = 0; i < res->count; i++) {
 151                 PyObject *item = PyList_GetItem(obj, i);
 152                 res->msgs[i] = PyLdbMessage_AsMessage(item);
 153         }
 154         return res;
 155 }
 156
 157 static PyObject *py_ldb_dn_validate(PyLdbDnObject *self)
 158 {
 159         return PyBool_FromLong(ldb_dn_validate(self->dn));
 160 }
 161
 162 static PyObject *py_ldb_dn_is_valid(PyLdbDnObject *self)
 163 {
 164         return PyBool_FromLong(ldb_dn_is_valid(self->dn));
 165 }
 166
 167 static PyObject *py_ldb_dn_is_special(PyLdbDnObject *self)
 168 {
 169         return PyBool_FromLong(ldb_dn_is_special(self->dn));
 170 }
 171
 172 static PyObject *py_ldb_dn_is_null(PyLdbDnObject *self)
 173 {
 174         return PyBool_FromLong(ldb_dn_is_null(self->dn));
 175 }
 176
 177 static PyObject *py_ldb_dn_get_casefold(PyLdbDnObject *self)
 178 {
 179         return PyString_FromString(ldb_dn_get_casefold(self->dn));
 180 }
 181
 182 static PyObject *py_ldb_dn_get_linearized(PyLdbDnObject *self)
 183 {
 184         return PyString_FromString(ldb_dn_get_linearized(self->dn));
 185 }
 186
 187 static PyObject *py_ldb_dn_canonical_str(PyLdbDnObject *self)
 188 {
 189         return PyString_FromString(ldb_dn_canonical_string(self->dn, self->dn));
 190 }
 191
 192 static PyObject *py_ldb_dn_canonical_ex_str(PyLdbDnObject *self)
 193 {
 194         return PyString_FromString(ldb_dn_canonical_ex_string(self->dn, self->dn));
 195 }
 196
 197 static PyObject *py_ldb_dn_repr(PyLdbDnObject *self)
 198 {
 199         return PyString_FromFormat("Dn(%s)", PyObject_REPR(PyString_FromString(ldb_dn_get_linearized(self->dn))));
 200 }
 201
 202 static PyObject *py_ldb_dn_check_special(PyLdbDnObject *self, PyObject *args)
 203 {
 204         char *name;
 205
 206         if (!PyArg_ParseTuple(args, "s", &name))
 207                 return NULL;
 208
 209         return ldb_dn_check_special(self->dn, name)?Py_True:Py_False;
 210 }
 211
 212 static int py_ldb_dn_compare(PyLdbDnObject *dn1, PyLdbDnObject *dn2)
 213 {
 214         int ret;
 215         ret = ldb_dn_compare(dn1->dn, dn2->dn);
 216         if (ret < 0) ret = -1;
 217         if (ret > 0) ret = 1;
 218         return ret;
 219 }
 220
 221 static PyObject *py_ldb_dn_get_parent(PyLdbDnObject *self)
 222 {
 223         struct ldb_dn *dn = PyLdbDn_AsDn((PyObject *)self);
 224         struct ldb_dn *parent;
 225         PyLdbDnObject *py_ret;
 226         TALLOC_CTX *mem_ctx = talloc_new(NULL);
 227
 228         parent = ldb_dn_get_parent(mem_ctx, dn);
 229         if (parent == NULL) {
 230                 talloc_free(mem_ctx);
 231                 Py_RETURN_NONE;
 232         }
 233
 234         py_ret = (PyLdbDnObject *)PyLdbDn.tp_alloc(&PyLdbDn, 0);
 235         if (py_ret == NULL) {
 236                 PyErr_NoMemory();
 237                 talloc_free(mem_ctx);
 238                 return NULL;
 239         }
 240         py_ret->mem_ctx = mem_ctx;
 241         py_ret->dn = parent;
 242         return (PyObject *)py_ret;
 243 }
 244
 245 #define dn_ldb_ctx(dn) ((struct ldb_context *)dn)
 246
 247 static PyObject *py_ldb_dn_add_child(PyLdbDnObject *self, PyObject *args)
 248 {
 249         PyObject *py_other;
 250         struct ldb_dn *dn, *other;
 251         if (!PyArg_ParseTuple(args, "O", &py_other))
 252                 return NULL;
 253
 254         dn = PyLdbDn_AsDn((PyObject *)self);
 255
 256         if (!PyObject_AsDn(NULL, py_other, dn_ldb_ctx(dn), &other))
 257                 return NULL;
 258
 259         return ldb_dn_add_child(dn, other)?Py_True:Py_False;
 260 }
 261
 262 static PyObject *py_ldb_dn_add_base(PyLdbDnObject *self, PyObject *args)
 263 {
 264         PyObject *py_other;
 265         struct ldb_dn *other, *dn;
 266         if (!PyArg_ParseTuple(args, "O", &py_other))
 267                 return NULL;
 268
 269         dn = PyLdbDn_AsDn((PyObject *)self);
 270
 271         if (!PyObject_AsDn(NULL, py_other, dn_ldb_ctx(dn), &other))
 272                 return NULL;
 273
 274         return ldb_dn_add_base(dn, other)?Py_True:Py_False;
 275 }
 276
 277 static PyMethodDef py_ldb_dn_methods[] = {
 278         { "validate", (PyCFunction)py_ldb_dn_validate, METH_NOARGS,
 279                 "S.validate() -> bool\n"
 280                 "Validate DN is correct." },
 281         { "is_valid", (PyCFunction)py_ldb_dn_is_valid, METH_NOARGS,
 282                 "S.is_valid() -> bool\n" },
 283         { "is_special", (PyCFunction)py_ldb_dn_is_special, METH_NOARGS,
 284                 "S.is_special() -> bool\n"
 285                 "Check whether this is a special LDB DN." },
 286         { "is_null", (PyCFunction)py_ldb_dn_is_null, METH_NOARGS,
 287                 "Check whether this is a null DN." },
 288         { "get_casefold", (PyCFunction)py_ldb_dn_get_casefold, METH_NOARGS,
 289                 NULL },
 290         { "get_linearized", (PyCFunction)py_ldb_dn_get_linearized, METH_NOARGS,
 291                 NULL },
 292         { "canonical_str", (PyCFunction)py_ldb_dn_canonical_str, METH_NOARGS,
 293                 "S.canonical_str() -> string\n"
 294                 "Canonical version of this DN (like a posix path)." },
 295         { "canonical_ex_str", (PyCFunction)py_ldb_dn_canonical_ex_str, METH_NOARGS,
 296                 "S.canonical_ex_str() -> string\n"
 297                 "Canonical version of this DN (like a posix path, with terminating newline)." },
 298         { "check_special", (PyCFunction)py_ldb_dn_is_special, METH_VARARGS,
 299                 NULL },
 300         { "parent", (PyCFunction)py_ldb_dn_get_parent, METH_NOARGS,
 301                 "S.parent() -> dn\n"
 302                 "Get the parent for this DN." },
 303         { "add_child", (PyCFunction)py_ldb_dn_add_child, METH_VARARGS,
 304                 "S.add_child(dn) -> None\n"
 305                 "Add a child DN to this DN." },
 306         { "add_base", (PyCFunction)py_ldb_dn_add_base, METH_VARARGS,
 307                 "S.add_base(dn) -> None\n"
 308                 "Add a base DN to this DN." },
 309         { "check_special", (PyCFunction)py_ldb_dn_check_special, METH_VARARGS,
 310                 NULL },
 311         { NULL }
 312 };
 313
 314 static Py_ssize_t py_ldb_dn_len(PyLdbDnObject *self)
 315 {
 316         return ldb_dn_get_comp_num(PyLdbDn_AsDn((PyObject *)self));
 317 }
 318
 319 static PyObject *py_ldb_dn_concat(PyLdbDnObject *self, PyObject *py_other)
 320 {
 321         struct ldb_dn *dn = PyLdbDn_AsDn((PyObject *)self),
 322                                   *other;
 323         PyLdbDnObject *py_ret;
 324
 325         if (!PyObject_AsDn(NULL, py_other, NULL, &other))
 326                 return NULL;
 327
 328         py_ret = (PyLdbDnObject *)PyLdbDn.tp_alloc(&PyLdbDn, 0);
 329         if (py_ret == NULL) {
 330                 PyErr_NoMemory();
 331                 return NULL;
 332         }
 333         py_ret->mem_ctx = talloc_new(NULL);
 334         py_ret->dn = ldb_dn_copy(py_ret->mem_ctx, dn);
 335         ldb_dn_add_child(py_ret->dn, other);
 336         return (PyObject *)py_ret;
 337 }
 338
 339 static PySequenceMethods py_ldb_dn_seq = {
 340         .sq_length = (lenfunc)py_ldb_dn_len,
 341         .sq_concat = (binaryfunc)py_ldb_dn_concat,
 342 };
 343
 344 static PyObject *py_ldb_dn_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
 345 {
 346         struct ldb_dn *ret;
 347         char *str;
 348         PyObject *py_ldb;
 349         struct ldb_context *ldb_ctx;
 350         TALLOC_CTX *mem_ctx;
 351         PyLdbDnObject *py_ret;
 352         const char * const kwnames[] = { "ldb", "dn", NULL };
 353
 354         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "Os",
 355                                          discard_const_p(char *, kwnames),
 356                                          &py_ldb, &str))
 357                 return NULL;
 358
 359         ldb_ctx = PyLdb_AsLdbContext(py_ldb);
 360
 361         mem_ctx = talloc_new(NULL);
 362         if (mem_ctx == NULL) {
 363                 PyErr_NoMemory();
 364                 return NULL;
 365         }
 366
 367         ret = ldb_dn_new(mem_ctx, ldb_ctx, str);
 368
 369         if (ret == NULL || !ldb_dn_validate(ret)) {
 370                 talloc_free(mem_ctx);
 371                 PyErr_SetString(PyExc_ValueError, "unable to parse dn string");
 372                 return NULL;
 373         }
 374
 375         py_ret = (PyLdbDnObject *)type->tp_alloc(type, 0);
 376         if (ret == NULL) {
 377                 talloc_free(mem_ctx);
 378                 PyErr_NoMemory();
 379                 return NULL;
 380         }
 381         py_ret->mem_ctx = mem_ctx;
 382         py_ret->dn = ret;
 383         return (PyObject *)py_ret;
 384 }
 385
 386 PyObject *PyLdbDn_FromDn(struct ldb_dn *dn)
 387 {
 388         PyLdbDnObject *py_ret;
 389
 390         if (dn == NULL) {
 391                 Py_RETURN_NONE;
 392         }
 393
 394         py_ret = (PyLdbDnObject *)PyLdbDn.tp_alloc(&PyLdbDn, 0);
 395         if (py_ret == NULL) {
 396                 PyErr_NoMemory();
 397                 return NULL;
 398         }
 399         py_ret->mem_ctx = talloc_new(NULL);
 400         py_ret->dn = talloc_reference(py_ret->mem_ctx, dn);
 401         return (PyObject *)py_ret;
 402 }
 403
 404 static void py_ldb_dn_dealloc(PyLdbDnObject *self)
 405 {
 406         talloc_free(self->mem_ctx);
 407         self->ob_type->tp_free(self);
 408 }
 409
 410 PyTypeObject PyLdbDn = {
 411         .tp_name = "Dn",
 412         .tp_methods = py_ldb_dn_methods,
 413         .tp_str = (reprfunc)py_ldb_dn_get_linearized,
 414         .tp_repr = (reprfunc)py_ldb_dn_repr,
 415         .tp_compare = (cmpfunc)py_ldb_dn_compare,
 416         .tp_as_sequence = &py_ldb_dn_seq,
 417         .tp_doc = "A LDB distinguished name.",
 418         .tp_new = py_ldb_dn_new,
 419         .tp_dealloc = (destructor)py_ldb_dn_dealloc,
 420         .tp_basicsize = sizeof(PyLdbObject),
 421         .tp_flags = Py_TPFLAGS_DEFAULT,
 422 };
 423
 424 /* Debug */
 425 static void py_ldb_debug(void *context, enum ldb_debug_level level, const char *fmt, va_list ap) PRINTF_ATTRIBUTE(3, 0);
 426 static void py_ldb_debug(void *context, enum ldb_debug_level level, const char *fmt, va_list ap)
 427 {
 428         PyObject *fn = (PyObject *)context;
 429         PyObject_CallFunction(fn, discard_const_p(char, "(i,O)"), level, PyString_FromFormatV(fmt, ap));
 430 }
 431
 432 static PyObject *py_ldb_set_debug(PyLdbObject *self, PyObject *args)
 433 {
 434         PyObject *cb;
 435
 436         if (!PyArg_ParseTuple(args, "O", &cb))
 437                 return NULL;
 438
 439         Py_INCREF(cb);
 440         /* FIXME: Where do we DECREF cb ? */
 441         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ldb_set_debug(self->ldb_ctx, py_ldb_debug, cb), PyLdb_AsLdbContext(self));
 442
 443         Py_RETURN_NONE;
 444 }
 445
 446 static PyObject *py_ldb_set_create_perms(PyTypeObject *self, PyObject *args)
 447 {
 448         unsigned int perms;
 449         if (!PyArg_ParseTuple(args, "I", &perms))
 450                 return NULL;
 451
 452         ldb_set_create_perms(PyLdb_AsLdbContext(self), perms);
 453
 454         Py_RETURN_NONE;
 455 }
 456
 457 static PyObject *py_ldb_set_modules_dir(PyTypeObject *self, PyObject *args)
 458 {
 459         char *modules_dir;
 460         if (!PyArg_ParseTuple(args, "s", &modules_dir))
 461                 return NULL;
 462
 463         ldb_set_modules_dir(PyLdb_AsLdbContext(self), modules_dir);
 464
 465         Py_RETURN_NONE;
 466 }
 467
 468 static PyObject *py_ldb_transaction_start(PyLdbObject *self)
 469 {
 470         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ldb_transaction_start(PyLdb_AsLdbContext(self)), PyLdb_AsLdbContext(self));
 471         Py_RETURN_NONE;
 472 }
 473
 474 static PyObject *py_ldb_transaction_commit(PyLdbObject *self)
 475 {
 476         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ldb_transaction_commit(PyLdb_AsLdbContext(self)), PyLdb_AsLdbContext(self));
 477         Py_RETURN_NONE;
 478 }
 479
 480 static PyObject *py_ldb_transaction_cancel(PyLdbObject *self)
 481 {
 482         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ldb_transaction_cancel(PyLdb_AsLdbContext(self)), PyLdb_AsLdbContext(self));
 483         Py_RETURN_NONE;
 484 }
 485
 486 static PyObject *py_ldb_setup_wellknown_attributes(PyLdbObject *self)
 487 {
 488         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ldb_setup_wellknown_attributes(PyLdb_AsLdbContext(self)), PyLdb_AsLdbContext(self));
 489         Py_RETURN_NONE;
 490 }
 491
 492 static PyObject *py_ldb_repr(PyLdbObject *self)
 493 {
 494         return PyString_FromFormat("<ldb connection>");
 495 }
 496
 497 static PyObject *py_ldb_get_root_basedn(PyLdbObject *self)
 498 {
 499         struct ldb_dn *dn = ldb_get_root_basedn(PyLdb_AsLdbContext(self));
 500         if (dn == NULL)
 501                 Py_RETURN_NONE;
 502         return PyLdbDn_FromDn(dn);
 503 }
 504
 505
 506 static PyObject *py_ldb_get_schema_basedn(PyLdbObject *self)
 507 {
 508         struct ldb_dn *dn = ldb_get_schema_basedn(PyLdb_AsLdbContext(self));
 509         if (dn == NULL)
 510                 Py_RETURN_NONE;
 511         return PyLdbDn_FromDn(dn);
 512 }
 513
 514 static PyObject *py_ldb_get_config_basedn(PyLdbObject *self)
 515 {
 516         struct ldb_dn *dn = ldb_get_config_basedn(PyLdb_AsLdbContext(self));
 517         if (dn == NULL)
 518                 Py_RETURN_NONE;
 519         return PyLdbDn_FromDn(dn);
 520 }
 521
 522 static PyObject *py_ldb_get_default_basedn(PyLdbObject *self)
 523 {
 524         struct ldb_dn *dn = ldb_get_default_basedn(PyLdb_AsLdbContext(self));
 525         if (dn == NULL)
 526                 Py_RETURN_NONE;
 527         return PyLdbDn_FromDn(dn);
 528 }
 529
 530 static const char **PyList_AsStringList(TALLOC_CTX *mem_ctx, PyObject *list,
 531                                                                                 const char *paramname)
 532 {
 533         const char **ret;
 534         int i;
 535         if (!PyList_Check(list)) {
 536                 PyErr_Format(PyExc_TypeError, "%s is not a list", paramname);
 537                 return NULL;
 538         }
 539         ret = talloc_array(NULL, const char *, PyList_Size(list)+1);
 540         for (i = 0; i < PyList_Size(list); i++) {
 541                 PyObject *item = PyList_GetItem(list, i);
 542                 if (!PyString_Check(item)) {
 543                         PyErr_Format(PyExc_TypeError, "%s should be strings", paramname);
 544                         return NULL;
 545                 }
 546                 ret[i] = talloc_strndup(ret, PyString_AsString(item),
 547                                                            PyString_Size(item));
 548         }
 549         ret[i] = NULL;
 550         return ret;
 551 }
 552
 553 static int py_ldb_init(PyLdbObject *self, PyObject *args, PyObject *kwargs)
 554 {
 555         const char * const kwnames[] = { "url", "flags", "options", NULL };
 556         char *url = NULL;
 557         PyObject *py_options = Py_None;
 558         const char **options;
 559         int flags = 0;
 560         int ret;
 561         struct ldb_context *ldb;
 562
 563         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|ziO:Ldb.__init__",
 564                                          discard_const_p(char *, kwnames),
 565                                          &url, &flags, &py_options))
 566                 return -1;
 567
 568         ldb = PyLdb_AsLdbContext(self);
 569
 570         if (py_options == Py_None) {
 571                 options = NULL;
 572         } else {
 573                 options = PyList_AsStringList(ldb, py_options, "options");
 574                 if (options == NULL)
 575                         return -1;
 576         }
 577
 578         if (url != NULL) {
 579                 ret = ldb_connect(ldb, url, flags, options);
 580                 if (ret != LDB_SUCCESS) {
 581                         PyErr_SetLdbError(PyExc_LdbError, ret, ldb);
 582                         return -1;
 583                 }
 584         }
 585
 586         talloc_free(options);
 587         return 0;
 588 }
 589
 590 static PyObject *py_ldb_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
 591 {
 592         PyLdbObject *ret;
 593         struct ldb_context *ldb;
 594         ret = (PyLdbObject *)type->tp_alloc(type, 0);
 595         if (ret == NULL) {
 596                 PyErr_NoMemory();
 597                 return NULL;
 598         }
 599         ret->mem_ctx = talloc_new(NULL);
 600         ldb = ldb_init(ret->mem_ctx, NULL);
 601
 602         if (ldb == NULL) {
 603                 PyErr_NoMemory();
 604                 return NULL;
 605         }
 606
 607         ret->ldb_ctx = ldb;
 608         return (PyObject *)ret;
 609 }
 610
 611 static PyObject *py_ldb_connect(PyLdbObject *self, PyObject *args, PyObject *kwargs)
 612 {
 613         char *url;
 614         int flags = 0;
 615         PyObject *py_options = Py_None;
 616         int ret;
 617         const char **options;
 618         const char * const kwnames[] = { "url", "flags", "options", NULL };
 619
 620         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|ziO",
 621                                          discard_const_p(char *, kwnames),
 622                                          &url, &flags, &py_options))
 623                 return NULL;
 624
 625         if (py_options == Py_None) {
 626                 options = NULL;
 627         } else {
 628                 options = PyList_AsStringList(NULL, py_options, "options");
 629                 if (options == NULL)
 630                         return NULL;
 631         }
 632
 633         ret = ldb_connect(PyLdb_AsLdbContext(self), url, flags, options);
 634         talloc_free(options);
 635
 636         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 637
 638         Py_RETURN_NONE;
 639 }
 640
 641 static PyObject *py_ldb_modify(PyLdbObject *self, PyObject *args)
 642 {
 643         PyObject *py_msg;
 644         int ret;
 645         if (!PyArg_ParseTuple(args, "O", &py_msg))
 646                 return NULL;
 647
 648         if (!PyLdbMessage_Check(py_msg)) {
 649                 PyErr_SetString(PyExc_TypeError, "Expected Ldb Message");
 650                 return NULL;
 651         }
 652
 653         ret = ldb_modify(PyLdb_AsLdbContext(self), PyLdbMessage_AsMessage(py_msg));
 654         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 655
 656         Py_RETURN_NONE;
 657 }
 658
 659 static PyObject *py_ldb_add(PyLdbObject *self, PyObject *args)
 660 {
 661         PyObject *py_msg;
 662         int ret;
 663         Py_ssize_t dict_pos, msg_pos;
 664         struct ldb_message_element *msgel;
 665         struct ldb_message *msg;
 666         struct ldb_context *ldb_ctx;
 667         struct ldb_request *req;
 668         PyObject *key, *value;
 669         PyObject *py_controls = Py_None;
 670         TALLOC_CTX *mem_ctx;
 671         struct ldb_control **parsed_controls;
 672
 673         if (!PyArg_ParseTuple(args, "O|O", &py_msg, &py_controls ))
 674                 return NULL;
 675         ldb_ctx = PyLdb_AsLdbContext(self);
 676
 677         mem_ctx = talloc_new(NULL);
 678         if (py_controls == Py_None) {
 679                 parsed_controls = NULL;
 680         } else {
 681                 const char **controls = PyList_AsStringList(ldb_ctx, py_controls, "controls");
 682                 parsed_controls = ldb_parse_control_strings(ldb_ctx, ldb_ctx, controls);
 683                 talloc_free(controls);
 684         }
 685         if (PyDict_Check(py_msg)) {
 686                 PyObject *dn_value = PyDict_GetItemString(py_msg, "dn");
 687                 msg = ldb_msg_new(mem_ctx);
 688                 msg->elements = talloc_zero_array(msg, struct ldb_message_element, PyDict_Size(py_msg));
 689                 msg_pos = dict_pos = 0;
 690                 if (dn_value) {
 691                         if (!PyObject_AsDn(msg, dn_value, ldb_ctx, &msg->dn)) {
 692                                 PyErr_SetString(PyExc_TypeError, "unable to import dn object");
 693                                 talloc_free(mem_ctx);
 694                                 return NULL;
 695                         }
 696                         if (msg->dn == NULL) {
 697                                 PyErr_SetString(PyExc_TypeError, "dn set but not found");
 698                                 talloc_free(mem_ctx);
 699                                 return NULL;
 700                         }
 701                 }
 702
 703                 while (PyDict_Next(py_msg, &dict_pos, &key, &value)) {
 704                         char *key_str = PyString_AsString(key);
 705                         if (strcmp(key_str, "dn") != 0) {
 706                                 msgel = PyObject_AsMessageElement(msg->elements, value, 0, key_str);
 707                                 if (msgel == NULL) {
 708                                         PyErr_SetString(PyExc_TypeError, "unable to import element");
 709                                         talloc_free(mem_ctx);
 710                                         return NULL;
 711                                 }
 712                                 memcpy(&msg->elements[msg_pos], msgel, sizeof(*msgel));
 713                                 msg_pos++;
 714                         }
 715                 }
 716
 717                 if (msg->dn == NULL) {
 718                         PyErr_SetString(PyExc_TypeError, "no dn set");
 719                         talloc_free(mem_ctx);
 720                         return NULL;
 721                 }
 722
 723                 msg->num_elements = msg_pos;
 724         } else {
 725                 msg = PyLdbMessage_AsMessage(py_msg);
 726         }
 727
 728         ret = ldb_msg_sanity_check(ldb_ctx, msg);
 729         if (ret != LDB_SUCCESS) {
 730                 PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 731                 talloc_free(mem_ctx);
 732                 return NULL;
 733         }
 734
 735         ret = ldb_build_add_req(&req, ldb_ctx, ldb_ctx,
 736                                         msg,
 737                                         parsed_controls,
 738                                         NULL,
 739                                         ldb_op_default_callback,
 740                                         NULL);
 741
 742         if (ret != LDB_SUCCESS) {
 743                 PyErr_SetString(PyExc_TypeError, "failed to build request");
 744                 talloc_free(mem_ctx);
 745                 return NULL;
 746         }
 747
 748         /* do request and autostart a transaction */
 749         /* Then let's LDB handle the message error in case of pb as they are meaningful */
 750
 751         ret = ldb_transaction_start(ldb_ctx);
 752         if (ret != LDB_SUCCESS) {
 753                 talloc_free(req);
 754                 talloc_free(mem_ctx);
 755                 PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 756         }
 757
 758         ret = ldb_request(ldb_ctx, req);
 759         if (ret == LDB_SUCCESS) {
 760                 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
 761         }
 762
 763         if (ret == LDB_SUCCESS) {
 764                 ret = ldb_transaction_commit(ldb_ctx);
 765         } else {
 766                 ldb_transaction_cancel(ldb_ctx);
 767                 if (ldb_ctx->err_string == NULL) {
 768                         /* no error string was setup by the backend */
 769                         ldb_asprintf_errstring(ldb_ctx, "%s (%d)", ldb_strerror(ret), ret);
 770                 }
 771         }
 772         talloc_free(req);
 773         talloc_free(mem_ctx);
 774         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 775
 776         Py_RETURN_NONE;
 777 }
 778
 779 static PyObject *py_ldb_delete(PyLdbObject *self, PyObject *args)
 780 {
 781         PyObject *py_dn;
 782         struct ldb_dn *dn;
 783         int ret;
 784         struct ldb_context *ldb;
 785         if (!PyArg_ParseTuple(args, "O", &py_dn))
 786                 return NULL;
 787
 788         ldb = PyLdb_AsLdbContext(self);
 789
 790         if (!PyObject_AsDn(NULL, py_dn, ldb, &dn))
 791                 return NULL;
 792
 793         ret = ldb_delete(ldb, dn);
 794         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, ldb);
 795
 796         Py_RETURN_NONE;
 797 }
 798
 799 static PyObject *py_ldb_rename(PyLdbObject *self, PyObject *args)
 800 {
 801         PyObject *py_dn1, *py_dn2;
 802         struct ldb_dn *dn1, *dn2;
 803         int ret;
 804         struct ldb_context *ldb;
 805         TALLOC_CTX *mem_ctx;
 806         if (!PyArg_ParseTuple(args, "OO", &py_dn1, &py_dn2))
 807                 return NULL;
 808
 809         mem_ctx = talloc_new(NULL);
 810         if (mem_ctx == NULL) {
 811                 PyErr_NoMemory();
 812                 return NULL;
 813         }
 814         ldb = PyLdb_AsLdbContext(self);
 815         if (!PyObject_AsDn(mem_ctx, py_dn1, ldb, &dn1)) {
 816                 talloc_free(mem_ctx);
 817                 return NULL;
 818         }
 819
 820         if (!PyObject_AsDn(mem_ctx, py_dn2, ldb, &dn2)) {
 821                 talloc_free(mem_ctx);
 822                 return NULL;
 823         }
 824
 825         ret = ldb_rename(ldb, dn1, dn2);
 826         talloc_free(mem_ctx);
 827         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, ldb);
 828
 829         Py_RETURN_NONE;
 830 }
 831
 832 static PyObject *py_ldb_schema_attribute_remove(PyLdbObject *self, PyObject *args)
 833 {
 834         char *name;
 835         if (!PyArg_ParseTuple(args, "s", &name))
 836                 return NULL;
 837
 838         ldb_schema_attribute_remove(PyLdb_AsLdbContext(self), name);
 839
 840         Py_RETURN_NONE;
 841 }
 842
 843 static PyObject *py_ldb_schema_attribute_add(PyLdbObject *self, PyObject *args)
 844 {
 845         char *attribute, *syntax;
 846         unsigned int flags;
 847         int ret;
 848         if (!PyArg_ParseTuple(args, "sIs", &attribute, &flags, &syntax))
 849                 return NULL;
 850
 851         ret = ldb_schema_attribute_add(PyLdb_AsLdbContext(self), attribute, flags, syntax);
 852
 853         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, PyLdb_AsLdbContext(self));
 854
 855         Py_RETURN_NONE;
 856 }
 857
 858 static PyObject *ldb_ldif_to_pyobject(struct ldb_ldif *ldif)
 859 {
 860         if (ldif == NULL) {
 861                 Py_RETURN_NONE;
 862         } else {
 863         /* We don't want this attached to the 'ldb' any more */
 864                 return Py_BuildValue(discard_const_p(char, "(iO)"),
 865                                      ldif->changetype,
 866                                      PyLdbMessage_FromMessage(ldif->msg));
 867         }
 868 }
 869
 870
 871 static PyObject *py_ldb_write_ldif(PyLdbMessageObject *self, PyObject *args)
 872 {
 873         int changetype;
 874         PyObject *py_msg;
 875         struct ldb_ldif ldif;
 876         PyObject *ret;
 877         char *string;
 878         TALLOC_CTX *mem_ctx;
 879
 880         if (!PyArg_ParseTuple(args, "Oi", &py_msg, &changetype))
 881                 return NULL;
 882
 883         if (!PyLdbMessage_Check(py_msg)) {
 884                 PyErr_SetString(PyExc_TypeError, "Expected Ldb Message for msg");
 885                 return NULL;
 886         }
 887
 888         ldif.msg = PyLdbMessage_AsMessage(py_msg);
 889         ldif.changetype = changetype;
 890
 891         mem_ctx = talloc_new(NULL);
 892
 893         string = ldb_ldif_write_string(PyLdb_AsLdbContext(self), mem_ctx, &ldif);
 894         if (!string) {
 895                 PyErr_SetString(PyExc_KeyError, "Failed to generate LDIF");
 896                 return NULL;
 897         }
 898
 899         ret = PyString_FromString(string);
 900
 901         talloc_free(mem_ctx);
 902
 903         return ret;
 904 }
 905
 906 static PyObject *py_ldb_parse_ldif(PyLdbObject *self, PyObject *args)
 907 {
 908         PyObject *list;
 909         struct ldb_ldif *ldif;
 910         const char *s;
 911
 912         TALLOC_CTX *mem_ctx;
 913
 914         if (!PyArg_ParseTuple(args, "s", &s))
 915                 return NULL;
 916
 917         mem_ctx = talloc_new(NULL);
 918         if (!mem_ctx) {
 919                 Py_RETURN_NONE;
 920         }
 921
 922         list = PyList_New(0);
 923         while (s && *s != '\0') {
 924                 ldif = ldb_ldif_read_string(self->ldb_ctx, &s);
 925                 talloc_steal(mem_ctx, ldif);
 926                 if (ldif) {
 927                         PyList_Append(list, ldb_ldif_to_pyobject(ldif));
 928                 } else {
 929                         PyErr_SetString(PyExc_ValueError, "unable to parse ldif string");
 930                         talloc_free(mem_ctx);
 931                         return NULL;
 932                 }
 933         }
 934         talloc_free(mem_ctx); /* The pyobject already has a reference to the things it needs */
 935         return PyObject_GetIter(list);
 936 }
 937
 938 static PyObject *py_ldb_msg_diff(PyLdbObject *self, PyObject *args)
 939 {
 940         PyObject *py_msg_old;
 941         PyObject *py_msg_new;
 942         struct ldb_message *diff;
 943         PyObject *py_ret;
 944
 945         if (!PyArg_ParseTuple(args, "OO", &py_msg_old, &py_msg_new))
 946                 return NULL;
 947
 948         if (!PyLdbMessage_Check(py_msg_old)) {
 949                 PyErr_SetString(PyExc_TypeError, "Expected Ldb Message for old message");
 950                 return NULL;
 951         }
 952
 953         if (!PyLdbMessage_Check(py_msg_new)) {
 954                 PyErr_SetString(PyExc_TypeError, "Expected Ldb Message for new message");
 955                 return NULL;
 956         }
 957
 958         diff = ldb_msg_diff(PyLdb_AsLdbContext(self), PyLdbMessage_AsMessage(py_msg_old), PyLdbMessage_AsMessage(py_msg_new));
 959         if (diff == NULL)
 960                 return NULL;
 961
 962         py_ret = PyLdbMessage_FromMessage(diff);
 963
 964         return py_ret;
 965 }
 966
 967 static PyObject *py_ldb_schema_format_value(PyLdbObject *self, PyObject *args)
 968 {
 969         const struct ldb_schema_attribute *a;
 970         struct ldb_val old_val;
 971         struct ldb_val new_val;
 972         TALLOC_CTX *mem_ctx;
 973         PyObject *ret;
 974         char *element_name;
 975         PyObject *val;
 976
 977         if (!PyArg_ParseTuple(args, "sO", &element_name, &val))
 978                 return NULL;
 979
 980         mem_ctx = talloc_new(NULL);
 981
 982         old_val.data = (uint8_t *)PyString_AsString(val);
 983         old_val.length = PyString_Size(val);
 984
 985         a = ldb_schema_attribute_by_name(PyLdb_AsLdbContext(self), element_name);
 986
 987         if (a == NULL) {
 988                 Py_RETURN_NONE;
 989         }
 990
 991         if (a->syntax->ldif_write_fn(PyLdb_AsLdbContext(self), mem_ctx, &old_val, &new_val) != 0) {
 992                 talloc_free(mem_ctx);
 993                 Py_RETURN_NONE;
 994         }
 995
 996         ret = PyString_FromStringAndSize((const char *)new_val.data, new_val.length);
 997
 998         talloc_free(mem_ctx);
 999
1000         return ret;
1001 }
1002
1003 static PyObject *py_ldb_search(PyLdbObject *self, PyObject *args, PyObject *kwargs)
1004 {
1005         PyObject *py_base = Py_None;
1006         enum ldb_scope scope = LDB_SCOPE_DEFAULT;
1007         char *expr = NULL;
1008         PyObject *py_attrs = Py_None;
1009         PyObject *py_controls = Py_None;
1010         const char * const kwnames[] = { "base", "scope", "expression", "attrs", "controls", NULL };
1011         int ret;
1012         struct ldb_result *res;
1013         struct ldb_request *req;
1014         const char **attrs;
1015         struct ldb_context *ldb_ctx;
1016         struct ldb_control **parsed_controls;
1017         struct ldb_dn *base;
1018         PyObject *py_ret;
1019
1020         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|OizOO",
1021                                          discard_const_p(char *, kwnames),
1022                                          &py_base, &scope, &expr, &py_attrs, &py_controls))
1023                 return NULL;
1024
1025         ldb_ctx = PyLdb_AsLdbContext(self);
1026
1027         if (py_attrs == Py_None) {
1028                 attrs = NULL;
1029         } else {
1030                 attrs = PyList_AsStringList(NULL, py_attrs, "attrs");
1031                 if (attrs == NULL)
1032                         return NULL;
1033         }
1034
1035         if (py_base == Py_None) {
1036                 base = ldb_get_default_basedn(ldb_ctx);
1037         } else {
1038                 if (!PyObject_AsDn(ldb_ctx, py_base, ldb_ctx, &base)) {
1039                         talloc_free(attrs);
1040                         return NULL;
1041                 }
1042         }
1043
1044         if (py_controls == Py_None) {
1045                 parsed_controls = NULL;
1046         } else {
1047                 const char **controls = PyList_AsStringList(ldb_ctx, py_controls, "controls");
1048                 parsed_controls = ldb_parse_control_strings(ldb_ctx, ldb_ctx, controls);
1049                 talloc_free(controls);
1050         }
1051
1052         res = talloc_zero(ldb_ctx, struct ldb_result);
1053         if (res == NULL) {
1054                 PyErr_NoMemory();
1055                 talloc_free(attrs);
1056                 return NULL;
1057         }
1058
1059         ret = ldb_build_search_req(&req, ldb_ctx, ldb_ctx,
1060                                    base,
1061                                    scope,
1062                                    expr,
1063                                    attrs,
1064                                    parsed_controls,
1065                                    res,
1066                                    ldb_search_default_callback,
1067                                    NULL);
1068
1069         talloc_steal(req, attrs);
1070
1071         if (ret != LDB_SUCCESS) {
1072                 talloc_free(res);
1073                 PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, ldb_ctx);
1074                 return NULL;
1075         }
1076
1077         ret = ldb_request(ldb_ctx, req);
1078
1079         if (ret == LDB_SUCCESS) {
1080                 ret = ldb_wait(req->handle, LDB_WAIT_ALL);
1081         }
1082
1083         talloc_free(req);
1084
1085         if (ret != LDB_SUCCESS) {
1086                 talloc_free(res);
1087                 PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, ldb_ctx);
1088                 return NULL;
1089         }
1090
1091         py_ret = PyLdbResult_FromResult(res);
1092
1093         talloc_free(res);
1094
1095         return py_ret;
1096 }
1097
1098 static PyObject *py_ldb_get_opaque(PyLdbObject *self, PyObject *args)
1099 {
1100         char *name;
1101         void *data;
1102
1103         if (!PyArg_ParseTuple(args, "s", &name))
1104                 return NULL;
1105
1106         data = ldb_get_opaque(PyLdb_AsLdbContext(self), name);
1107
1108         if (data == NULL)
1109                 Py_RETURN_NONE;
1110
1111         /* FIXME: More interpretation */
1112
1113         return Py_True;
1114 }
1115
1116 static PyObject *py_ldb_set_opaque(PyLdbObject *self, PyObject *args)
1117 {
1118         char *name;
1119         PyObject *data;
1120
1121         if (!PyArg_ParseTuple(args, "sO", &name, &data))
1122                 return NULL;
1123
1124         /* FIXME: More interpretation */
1125
1126         ldb_set_opaque(PyLdb_AsLdbContext(self), name, data);
1127
1128         Py_RETURN_NONE;
1129 }
1130
1131 static PyObject *py_ldb_modules(PyLdbObject *self)
1132 {
1133         struct ldb_context *ldb = PyLdb_AsLdbContext(self);
1134         PyObject *ret = PyList_New(0);
1135         struct ldb_module *mod;
1136
1137         for (mod = ldb->modules; mod; mod = mod->next) {
1138                 PyList_Append(ret, PyLdbModule_FromModule(mod));
1139         }
1140
1141         return ret;
1142 }
1143
1144 static PyMethodDef py_ldb_methods[] = {
1145         { "set_debug", (PyCFunction)py_ldb_set_debug, METH_VARARGS,
1146                 "S.set_debug(callback) -> None\n"
1147                 "Set callback for LDB debug messages.\n"
1148                 "The callback should accept a debug level and debug text." },
1149         { "set_create_perms", (PyCFunction)py_ldb_set_create_perms, METH_VARARGS,
1150                 "S.set_create_perms(mode) -> None\n"
1151                 "Set mode to use when creating new LDB files." },
1152         { "set_modules_dir", (PyCFunction)py_ldb_set_modules_dir, METH_VARARGS,
1153                 "S.set_modules_dir(path) -> None\n"
1154                 "Set path LDB should search for modules" },
1155         { "transaction_start", (PyCFunction)py_ldb_transaction_start, METH_NOARGS,
1156                 "S.transaction_start() -> None\n"
1157                 "Start a new transaction." },
1158         { "transaction_commit", (PyCFunction)py_ldb_transaction_commit, METH_NOARGS,
1159                 "S.transaction_commit() -> None\n"
1160                 "commit a new transaction." },
1161         { "transaction_cancel", (PyCFunction)py_ldb_transaction_cancel, METH_NOARGS,
1162                 "S.transaction_cancel() -> None\n"
1163                 "cancel a new transaction." },
1164         { "setup_wellknown_attributes", (PyCFunction)py_ldb_setup_wellknown_attributes, METH_NOARGS,
1165                 NULL },
1166         { "get_root_basedn", (PyCFunction)py_ldb_get_root_basedn, METH_NOARGS,
1167                 NULL },
1168         { "get_schema_basedn", (PyCFunction)py_ldb_get_schema_basedn, METH_NOARGS,
1169                 NULL },
1170         { "get_default_basedn", (PyCFunction)py_ldb_get_default_basedn, METH_NOARGS,
1171                 NULL },
1172         { "get_config_basedn", (PyCFunction)py_ldb_get_config_basedn, METH_NOARGS,
1173                 NULL },
1174         { "connect", (PyCFunction)py_ldb_connect, METH_VARARGS|METH_KEYWORDS,
1175                 "S.connect(url, flags=0, options=None) -> None\n"
1176                 "Connect to a LDB URL." },
1177         { "modify", (PyCFunction)py_ldb_modify, METH_VARARGS,
1178                 "S.modify(message) -> None\n"
1179                 "Modify an entry." },
1180         { "add", (PyCFunction)py_ldb_add, METH_VARARGS,
1181                 "S.add(message) -> None\n"
1182                 "Add an entry." },
1183         { "delete", (PyCFunction)py_ldb_delete, METH_VARARGS,
1184                 "S.delete(dn) -> None\n"
1185                 "Remove an entry." },
1186         { "rename", (PyCFunction)py_ldb_rename, METH_VARARGS,
1187                 "S.rename(old_dn, new_dn) -> None\n"
1188                 "Rename an entry." },
1189         { "search", (PyCFunction)py_ldb_search, METH_VARARGS|METH_KEYWORDS,
1190                 "S.search(base=None, scope=None, expression=None, attrs=None, controls=None) -> msgs\n"
1191                 "Search in a database.\n"
1192                 "\n"
1193                 ":param base: Optional base DN to search\n"
1194                 ":param scope: Search scope (SCOPE_BASE, SCOPE_ONELEVEL or SCOPE_SUBTREE)\n"
1195                 ":param expression: Optional search expression\n"
1196                 ":param attrs: Attributes to return (defaults to all)\n"
1197                 ":param controls: Optional list of controls\n"
1198                 ":return: Iterator over Message objects\n"
1199         },
1200         { "schema_attribute_remove", (PyCFunction)py_ldb_schema_attribute_remove, METH_VARARGS,
1201                 NULL },
1202         { "schema_attribute_add", (PyCFunction)py_ldb_schema_attribute_add, METH_VARARGS,
1203                 NULL },
1204         { "schema_format_value", (PyCFunction)py_ldb_schema_format_value, METH_VARARGS,
1205                 NULL },
1206         { "parse_ldif", (PyCFunction)py_ldb_parse_ldif, METH_VARARGS,
1207                 "S.parse_ldif(ldif) -> iter(messages)\n"
1208                 "Parse a string formatted using LDIF." },
1209         { "write_ldif", (PyCFunction)py_ldb_write_ldif, METH_VARARGS,
1210                 "S.write_ldif(message, changetype) -> ldif\n"
1211                 "Print the message as a string formatted using LDIF." },
1212         { "msg_diff", (PyCFunction)py_ldb_msg_diff, METH_VARARGS,
1213                 "S.msg_diff(Message) -> Message\n"
1214                 "Return an LDB Message of the difference between two Message objects." },
1215         { "get_opaque", (PyCFunction)py_ldb_get_opaque, METH_VARARGS,
1216                 "S.get_opaque(name) -> value\n"
1217                 "Get an opaque value set on this LDB connection. \n"
1218                 ":note: The returned value may not be useful in Python."
1219         },
1220         { "set_opaque", (PyCFunction)py_ldb_set_opaque, METH_VARARGS,
1221                 "S.set_opaque(name, value) -> None\n"
1222                 "Set an opaque value on this LDB connection. \n"
1223                 ":note: Passing incorrect values may cause crashes." },
1224         { "modules", (PyCFunction)py_ldb_modules, METH_NOARGS,
1225                 "S.modules() -> list\n"
1226                 "Return the list of modules on this LDB connection " },
1227         { NULL },
1228 };
1229
1230 PyObject *PyLdbModule_FromModule(struct ldb_module *mod)
1231 {
1232         PyLdbModuleObject *ret;
1233
1234         ret = (PyLdbModuleObject *)PyLdbModule.tp_alloc(&PyLdbModule, 0);
1235         if (ret == NULL) {
1236                 PyErr_NoMemory();
1237                 return NULL;
1238         }
1239         ret->mem_ctx = talloc_new(NULL);
1240         ret->mod = talloc_reference(ret->mem_ctx, mod);
1241         return (PyObject *)ret;
1242 }
1243
1244 static PyObject *py_ldb_get_firstmodule(PyLdbObject *self, void *closure)
1245 {
1246         return PyLdbModule_FromModule(PyLdb_AsLdbContext(self)->modules);
1247 }
1248
1249 static PyGetSetDef py_ldb_getset[] = {
1250         { discard_const_p(char, "firstmodule"), (getter)py_ldb_get_firstmodule, NULL, NULL },
1251         { NULL }
1252 };
1253
1254 static int py_ldb_contains(PyLdbObject *self, PyObject *obj)
1255 {
1256         struct ldb_context *ldb_ctx = PyLdb_AsLdbContext(self);
1257         struct ldb_dn *dn;
1258         struct ldb_result *result;
1259         int ret;
1260         int count;
1261
1262         if (!PyObject_AsDn(ldb_ctx, obj, ldb_ctx, &dn))
1263                 return -1;
1264
1265         ret = ldb_search(ldb_ctx, ldb_ctx, &result, dn, LDB_SCOPE_BASE, NULL, NULL);
1266         if (ret != LDB_SUCCESS) {
1267                 PyErr_SetLdbError(PyExc_LdbError, ret, ldb_ctx);
1268                 return -1;
1269         }
1270
1271         count = result->count;
1272
1273         talloc_free(result);
1274
1275         return count;
1276 }
1277
1278 static PySequenceMethods py_ldb_seq = {
1279         .sq_contains = (objobjproc)py_ldb_contains,
1280 };
1281
1282 PyObject *PyLdb_FromLdbContext(struct ldb_context *ldb_ctx)
1283 {
1284         PyLdbObject *ret;
1285
1286         ret = (PyLdbObject *)PyLdb.tp_alloc(&PyLdb, 0);
1287         if (ret == NULL) {
1288                 PyErr_NoMemory();
1289                 return NULL;
1290         }
1291         ret->mem_ctx = talloc_new(NULL);
1292         ret->ldb_ctx = talloc_reference(ret->mem_ctx, ldb_ctx);
1293         return (PyObject *)ret;
1294 }
1295
1296 static void py_ldb_dealloc(PyLdbObject *self)
1297 {
1298         talloc_free(self->mem_ctx);
1299         self->ob_type->tp_free(self);
1300 }
1301
1302 PyTypeObject PyLdb = {
1303         .tp_name = "Ldb",
1304         .tp_methods = py_ldb_methods,
1305         .tp_repr = (reprfunc)py_ldb_repr,
1306         .tp_new = py_ldb_new,
1307         .tp_init = (initproc)py_ldb_init,
1308         .tp_dealloc = (destructor)py_ldb_dealloc,
1309         .tp_getset = py_ldb_getset,
1310         .tp_getattro = PyObject_GenericGetAttr,
1311         .tp_basicsize = sizeof(PyLdbObject),
1312         .tp_doc = "Connection to a LDB database.",
1313         .tp_as_sequence = &py_ldb_seq,
1314         .tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE,
1315 };
1316
1317 static PyObject *py_ldb_module_repr(PyLdbModuleObject *self)
1318 {
1319         return PyString_FromFormat("<ldb module '%s'>", PyLdbModule_AsModule(self)->ops->name);
1320 }
1321
1322 static PyObject *py_ldb_module_str(PyLdbModuleObject *self)
1323 {
1324         return PyString_FromString(PyLdbModule_AsModule(self)->ops->name);
1325 }
1326
1327 static PyObject *py_ldb_module_start_transaction(PyLdbModuleObject *self)
1328 {
1329         PyLdbModule_AsModule(self)->ops->start_transaction(PyLdbModule_AsModule(self));
1330         Py_RETURN_NONE;
1331 }
1332
1333 static PyObject *py_ldb_module_end_transaction(PyLdbModuleObject *self)
1334 {
1335         PyLdbModule_AsModule(self)->ops->end_transaction(PyLdbModule_AsModule(self));
1336         Py_RETURN_NONE;
1337 }
1338
1339 static PyObject *py_ldb_module_del_transaction(PyLdbModuleObject *self)
1340 {
1341         PyLdbModule_AsModule(self)->ops->del_transaction(PyLdbModule_AsModule(self));
1342         Py_RETURN_NONE;
1343 }
1344
1345 static PyObject *py_ldb_module_search(PyLdbModuleObject *self, PyObject *args, PyObject *kwargs)
1346 {
1347         PyObject *py_base, *py_tree, *py_attrs, *py_ret;
1348         int ret, scope;
1349         struct ldb_request *req;
1350         const char * const kwnames[] = { "base", "scope", "tree", "attrs", NULL };
1351         struct ldb_module *mod;
1352         const char * const*attrs;
1353
1354         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "OiOO",
1355                                          discard_const_p(char *, kwnames),
1356                                          &py_base, &scope, &py_tree, &py_attrs))
1357                 return NULL;
1358
1359         mod = self->mod;
1360
1361         if (py_attrs == Py_None) {
1362                 attrs = NULL;
1363         } else {
1364                 attrs = PyList_AsStringList(NULL, py_attrs, "attrs");
1365                 if (attrs == NULL)
1366                         return NULL;
1367         }
1368
1369         ret = ldb_build_search_req(&req, mod->ldb, NULL, PyLdbDn_AsDn(py_base),
1370                              scope, NULL /* expr */, attrs,
1371                              NULL /* controls */, NULL, NULL, NULL);
1372
1373         talloc_steal(req, attrs);
1374
1375         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, mod->ldb);
1376
1377         req->op.search.res = NULL;
1378
1379         ret = mod->ops->search(mod, req);
1380
1381         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, mod->ldb);
1382
1383         py_ret = PyLdbResult_FromResult(req->op.search.res);
1384
1385         talloc_free(req);
1386
1387         return py_ret;
1388 }
1389
1390
1391 static PyObject *py_ldb_module_add(PyLdbModuleObject *self, PyObject *args)
1392 {
1393         struct ldb_request *req;
1394         PyObject *py_message;
1395         int ret;
1396         struct ldb_module *mod;
1397
1398         if (!PyArg_ParseTuple(args, "O", &py_message))
1399                 return NULL;
1400
1401         req = talloc_zero(NULL, struct ldb_request);
1402         req->operation = LDB_ADD;
1403         req->op.add.message = PyLdbMessage_AsMessage(py_message);
1404
1405         mod = PyLdbModule_AsModule(self);
1406         ret = mod->ops->add(mod, req);
1407
1408         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, mod->ldb);
1409
1410         Py_RETURN_NONE;
1411 }
1412
1413 static PyObject *py_ldb_module_modify(PyLdbModuleObject *self, PyObject *args)
1414 {
1415         int ret;
1416         struct ldb_request *req;
1417         PyObject *py_message;
1418         struct ldb_module *mod;
1419
1420         if (!PyArg_ParseTuple(args, "O", &py_message))
1421                 return NULL;
1422
1423         req = talloc_zero(NULL, struct ldb_request);
1424         req->operation = LDB_MODIFY;
1425         req->op.mod.message = PyLdbMessage_AsMessage(py_message);
1426
1427         mod = PyLdbModule_AsModule(self);
1428         ret = mod->ops->modify(mod, req);
1429
1430         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, mod->ldb);
1431
1432         Py_RETURN_NONE;
1433 }
1434
1435 static PyObject *py_ldb_module_delete(PyLdbModuleObject *self, PyObject *args)
1436 {
1437         int ret;
1438         struct ldb_request *req;
1439         PyObject *py_dn;
1440
1441         if (!PyArg_ParseTuple(args, "O", &py_dn))
1442                 return NULL;
1443
1444         req = talloc_zero(NULL, struct ldb_request);
1445         req->operation = LDB_DELETE;
1446         req->op.del.dn = PyLdbDn_AsDn(py_dn);
1447
1448         ret = PyLdbModule_AsModule(self)->ops->del(PyLdbModule_AsModule(self), req);
1449
1450         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, NULL);
1451
1452         Py_RETURN_NONE;
1453 }
1454
1455 static PyObject *py_ldb_module_rename(PyLdbModuleObject *self, PyObject *args)
1456 {
1457         int ret;
1458         struct ldb_request *req;
1459         PyObject *py_dn1, *py_dn2;
1460
1461         if (!PyArg_ParseTuple(args, "OO", &py_dn1, &py_dn2))
1462                 return NULL;
1463
1464         req = talloc_zero(NULL, struct ldb_request);
1465
1466         req->operation = LDB_RENAME;
1467         req->op.rename.olddn = PyLdbDn_AsDn(py_dn1);
1468         req->op.rename.newdn = PyLdbDn_AsDn(py_dn2);
1469
1470         ret = PyLdbModule_AsModule(self)->ops->rename(PyLdbModule_AsModule(self), req);
1471
1472         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, NULL);
1473
1474         Py_RETURN_NONE;
1475 }
1476
1477 static PyMethodDef py_ldb_module_methods[] = {
1478         { "search", (PyCFunction)py_ldb_module_search, METH_VARARGS|METH_KEYWORDS, NULL },
1479         { "add", (PyCFunction)py_ldb_module_add, METH_VARARGS, NULL },
1480         { "modify", (PyCFunction)py_ldb_module_modify, METH_VARARGS, NULL },
1481         { "rename", (PyCFunction)py_ldb_module_rename, METH_VARARGS, NULL },
1482         { "delete", (PyCFunction)py_ldb_module_delete, METH_VARARGS, NULL },
1483         { "start_transaction", (PyCFunction)py_ldb_module_start_transaction, METH_NOARGS, NULL },
1484         { "end_transaction", (PyCFunction)py_ldb_module_end_transaction, METH_NOARGS, NULL },
1485         { "del_transaction", (PyCFunction)py_ldb_module_del_transaction, METH_NOARGS, NULL },
1486         { NULL },
1487 };
1488
1489 static void py_ldb_module_dealloc(PyLdbModuleObject *self)
1490 {
1491         talloc_free(self->mem_ctx);
1492         self->ob_type->tp_free(self);
1493 }
1494
1495 PyTypeObject PyLdbModule = {
1496         .tp_name = "LdbModule",
1497         .tp_methods = py_ldb_module_methods,
1498         .tp_repr = (reprfunc)py_ldb_module_repr,
1499         .tp_str = (reprfunc)py_ldb_module_str,
1500         .tp_basicsize = sizeof(PyLdbModuleObject),
1501         .tp_dealloc = (destructor)py_ldb_module_dealloc,
1502         .tp_flags = Py_TPFLAGS_DEFAULT,
1503 };
1504
1505
1506 /**
1507  * Create a ldb_message_element from a Python object.
1508  *
1509  * This will accept any sequence objects that contains strings, or
1510  * a string object.
1511  *
1512  * A reference to set_obj will be borrowed.
1513  *
1514  * @param mem_ctx Memory context
1515  * @param set_obj Python object to convert
1516  * @param flags ldb_message_element flags to set
1517  * @param attr_name Name of the attribute
1518  * @return New ldb_message_element, allocated as child of mem_ctx
1519  */
1520 struct ldb_message_element *PyObject_AsMessageElement(TALLOC_CTX *mem_ctx,
1521                                                                                            PyObject *set_obj, int flags,
1522                                                                                            const char *attr_name)
1523 {
1524         struct ldb_message_element *me;
1525
1526         if (PyLdbMessageElement_Check(set_obj))
1527                 return talloc_reference(mem_ctx,
1528                                                                 PyLdbMessageElement_AsMessageElement(set_obj));
1529
1530         me = talloc(mem_ctx, struct ldb_message_element);
1531
1532         me->name = talloc_strdup(me, attr_name);
1533         me->flags = flags;
1534         if (PyString_Check(set_obj)) {
1535                 me->num_values = 1;
1536                 me->values = talloc_array(me, struct ldb_val, me->num_values);
1537                 me->values[0].length = PyString_Size(set_obj);
1538                 me->values[0].data = talloc_memdup(me,
1539                         (uint8_t *)PyString_AsString(set_obj), me->values[0].length);
1540         } else if (PySequence_Check(set_obj)) {
1541                 int i;
1542                 me->num_values = PySequence_Size(set_obj);
1543                 me->values = talloc_array(me, struct ldb_val, me->num_values);
1544                 for (i = 0; i < me->num_values; i++) {
1545                         PyObject *obj = PySequence_GetItem(set_obj, i);
1546
1547                         me->values[i].length = PyString_Size(obj);
1548                         me->values[i].data = talloc_memdup(me,
1549                                 (uint8_t *)PyString_AsString(obj), me->values[i].length);
1550                 }
1551         } else {
1552                 talloc_free(me);
1553                 me = NULL;
1554         }
1555
1556         return me;
1557 }
1558
1559
1560 static PyObject *ldb_msg_element_to_set(struct ldb_context *ldb_ctx,
1561                                                                  struct ldb_message_element *me)
1562 {
1563         int i;
1564         PyObject *result;
1565
1566         /* Python << 2.5 doesn't have PySet_New and PySet_Add. */
1567         result = PyList_New(me->num_values);
1568
1569         for (i = 0; i < me->num_values; i++) {
1570                 PyList_SetItem(result, i,
1571                         PyObject_FromLdbValue(ldb_ctx, me, &me->values[i]));
1572         }
1573
1574         return result;
1575 }
1576
1577 static PyObject *py_ldb_msg_element_get(PyLdbMessageElementObject *self, PyObject *args)
1578 {
1579         int i;
1580         if (!PyArg_ParseTuple(args, "i", &i))
1581                 return NULL;
1582         if (i < 0 || i >= PyLdbMessageElement_AsMessageElement(self)->num_values)
1583                 Py_RETURN_NONE;
1584
1585         return PyObject_FromLdbValue(NULL, PyLdbMessageElement_AsMessageElement(self),
1586                                                                  &(PyLdbMessageElement_AsMessageElement(self)->values[i]));
1587 }
1588
1589 static PyObject *py_ldb_msg_element_flags(PyLdbMessageElementObject *self, PyObject *args)
1590 {
1591         struct ldb_message_element *el;
1592
1593         el = PyLdbMessageElement_AsMessageElement(self);
1594         return PyInt_FromLong(el->flags);
1595 }
1596
1597 static PyObject *py_ldb_msg_element_set_flags(PyLdbMessageElementObject *self, PyObject *args)
1598 {
1599         int flags;
1600         struct ldb_message_element *el;
1601         if (!PyArg_ParseTuple(args, "i", &flags))
1602                 return NULL;
1603
1604         el = PyLdbMessageElement_AsMessageElement(self);
1605         el->flags = flags;
1606         Py_RETURN_NONE;
1607 }
1608
1609 static PyMethodDef py_ldb_msg_element_methods[] = {
1610         { "get", (PyCFunction)py_ldb_msg_element_get, METH_VARARGS, NULL },
1611         { "set_flags", (PyCFunction)py_ldb_msg_element_set_flags, METH_VARARGS, NULL },
1612         { "flags", (PyCFunction)py_ldb_msg_element_flags, METH_NOARGS, NULL },
1613         { NULL },
1614 };
1615
1616 static Py_ssize_t py_ldb_msg_element_len(PyLdbMessageElementObject *self)
1617 {
1618         return PyLdbMessageElement_AsMessageElement(self)->num_values;
1619 }
1620
1621 static PyObject *py_ldb_msg_element_find(PyLdbMessageElementObject *self, Py_ssize_t idx)
1622 {
1623         struct ldb_message_element *el = PyLdbMessageElement_AsMessageElement(self);
1624         if (idx < 0 || idx >= el->num_values) {
1625                 PyErr_SetString(PyExc_IndexError, "Out of range");
1626                 return NULL;
1627         }
1628         return PyString_FromStringAndSize((char *)el->values[idx].data, el->values[idx].length);
1629 }
1630
1631 static PySequenceMethods py_ldb_msg_element_seq = {
1632         .sq_length = (lenfunc)py_ldb_msg_element_len,
1633         .sq_item = (ssizeargfunc)py_ldb_msg_element_find,
1634 };
1635
1636 static int py_ldb_msg_element_cmp(PyLdbMessageElementObject *self, PyLdbMessageElementObject *other)
1637 {
1638         return ldb_msg_element_compare(PyLdbMessageElement_AsMessageElement(self),
1639                                                                    PyLdbMessageElement_AsMessageElement(other));
1640 }
1641
1642 static PyObject *py_ldb_msg_element_iter(PyLdbMessageElementObject *self)
1643 {
1644         return PyObject_GetIter(ldb_msg_element_to_set(NULL, PyLdbMessageElement_AsMessageElement(self)));
1645 }
1646
1647 PyObject *PyLdbMessageElement_FromMessageElement(struct ldb_message_element *el, TALLOC_CTX *mem_ctx)
1648 {
1649         PyLdbMessageElementObject *ret;
1650         ret = (PyLdbMessageElementObject *)PyLdbMessageElement.tp_alloc(&PyLdbMessageElement, 0);
1651         if (ret == NULL) {
1652                 PyErr_NoMemory();
1653                 return NULL;
1654         }
1655         ret->mem_ctx = talloc_new(NULL);
1656         if (talloc_reference(ret->mem_ctx, mem_ctx) == NULL) {
1657                 PyErr_NoMemory();
1658                 return NULL;
1659         }
1660         ret->el = el;
1661         return (PyObject *)ret;
1662 }
1663
1664 static PyObject *py_ldb_msg_element_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
1665 {
1666         PyObject *py_elements = NULL;
1667         struct ldb_message_element *el;
1668         int flags = 0;
1669         char *name = NULL;
1670         const char * const kwnames[] = { "elements", "flags", "name", NULL };
1671         PyLdbMessageElementObject *ret;
1672         TALLOC_CTX *mem_ctx;
1673
1674         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|Ois",
1675                                          discard_const_p(char *, kwnames),
1676                                          &py_elements, &flags, &name))
1677                 return NULL;
1678
1679         mem_ctx = talloc_new(NULL);
1680         if (mem_ctx == NULL) {
1681                 PyErr_NoMemory();
1682                 return NULL;
1683         }
1684
1685         el = talloc_zero(mem_ctx, struct ldb_message_element);
1686
1687         if (py_elements != NULL) {
1688                 int i;
1689                 if (PyString_Check(py_elements)) {
1690                         el->num_values = 1;
1691                         el->values = talloc_array(el, struct ldb_val, 1);
1692                         el->values[0].length = PyString_Size(py_elements);
1693                         el->values[0].data = talloc_memdup(el,
1694                                 (uint8_t *)PyString_AsString(py_elements), el->values[0].length);
1695                 } else if (PySequence_Check(py_elements)) {
1696                         el->num_values = PySequence_Size(py_elements);
1697                         el->values = talloc_array(el, struct ldb_val, el->num_values);
1698                         for (i = 0; i < el->num_values; i++) {
1699                                 PyObject *item = PySequence_GetItem(py_elements, i);
1700                                 if (!PyString_Check(item)) {
1701                                         PyErr_Format(PyExc_TypeError,
1702                                                         "Expected string as element %d in list",
1703                                                         i);
1704                                         talloc_free(mem_ctx);
1705                                         return NULL;
1706                                 }
1707                                 el->values[i].length = PyString_Size(item);
1708                                 el->values[i].data = talloc_memdup(el,
1709                                         (uint8_t *)PyString_AsString(item), el->values[i].length);
1710                         }
1711                 } else {
1712                         PyErr_SetString(PyExc_TypeError,
1713                                         "Expected string or list");
1714                         talloc_free(mem_ctx);
1715                         return NULL;
1716                 }
1717         }
1718
1719         el->flags = flags;
1720         el->name = talloc_strdup(el, name);
1721
1722         ret = (PyLdbMessageElementObject *)PyLdbMessageElement.tp_alloc(&PyLdbMessageElement, 0);
1723         if (ret == NULL) {
1724                 PyErr_NoMemory();
1725                 talloc_free(mem_ctx);
1726                 return NULL;
1727         }
1728
1729         ret->mem_ctx = mem_ctx;
1730         ret->el = el;
1731         return (PyObject *)ret;
1732 }
1733
1734 static PyObject *py_ldb_msg_element_repr(PyLdbMessageElementObject *self)
1735 {
1736         char *element_str = NULL;
1737         int i;
1738         struct ldb_message_element *el = PyLdbMessageElement_AsMessageElement(self);
1739         PyObject *ret;
1740
1741         for (i = 0; i < el->num_values; i++) {
1742                 PyObject *o = py_ldb_msg_element_find(self, i);
1743                 if (element_str == NULL)
1744                         element_str = talloc_strdup(NULL, PyObject_REPR(o));
1745                 else
1746                         element_str = talloc_asprintf_append(element_str, ",%s", PyObject_REPR(o));
1747         }
1748
1749         ret = PyString_FromFormat("MessageElement([%s])", element_str);
1750
1751         talloc_free(element_str);
1752
1753         return ret;
1754 }
1755
1756 static PyObject *py_ldb_msg_element_str(PyLdbMessageElementObject *self)
1757 {
1758         struct ldb_message_element *el = PyLdbMessageElement_AsMessageElement(self);
1759
1760         if (el->num_values == 1)
1761                 return PyString_FromStringAndSize((char *)el->values[0].data, el->values[0].length);
1762         else
1763                 Py_RETURN_NONE;
1764 }
1765
1766 static void py_ldb_msg_element_dealloc(PyLdbMessageElementObject *self)
1767 {
1768         talloc_free(self->mem_ctx);
1769         self->ob_type->tp_free(self);
1770 }
1771
1772 PyTypeObject PyLdbMessageElement = {
1773         .tp_name = "MessageElement",
1774         .tp_basicsize = sizeof(PyLdbMessageElementObject),
1775         .tp_dealloc = (destructor)py_ldb_msg_element_dealloc,
1776         .tp_repr = (reprfunc)py_ldb_msg_element_repr,
1777         .tp_str = (reprfunc)py_ldb_msg_element_str,
1778         .tp_methods = py_ldb_msg_element_methods,
1779         .tp_compare = (cmpfunc)py_ldb_msg_element_cmp,
1780         .tp_iter = (getiterfunc)py_ldb_msg_element_iter,
1781         .tp_as_sequence = &py_ldb_msg_element_seq,
1782         .tp_new = py_ldb_msg_element_new,
1783         .tp_flags = Py_TPFLAGS_DEFAULT,
1784 };
1785
1786 static PyObject *py_ldb_msg_remove_attr(PyLdbMessageObject *self, PyObject *args)
1787 {
1788         char *name;
1789         if (!PyArg_ParseTuple(args, "s", &name))
1790                 return NULL;
1791
1792         ldb_msg_remove_attr(self->msg, name);
1793
1794         Py_RETURN_NONE;
1795 }
1796
1797 static PyObject *py_ldb_msg_keys(PyLdbMessageObject *self)
1798 {
1799         struct ldb_message *msg = PyLdbMessage_AsMessage(self);
1800         int i, j = 0;
1801         PyObject *obj = PyList_New(msg->num_elements+(msg->dn != NULL?1:0));
1802         if (msg->dn != NULL) {
1803                 PyList_SetItem(obj, j, PyString_FromString("dn"));
1804                 j++;
1805         }
1806         for (i = 0; i < msg->num_elements; i++) {
1807                 PyList_SetItem(obj, j, PyString_FromString(msg->elements[i].name));
1808                 j++;
1809         }
1810         return obj;
1811 }
1812
1813 static PyObject *py_ldb_msg_getitem_helper(PyLdbMessageObject *self, PyObject *py_name)
1814 {
1815         struct ldb_message_element *el;
1816         char *name;
1817         struct ldb_message *msg = PyLdbMessage_AsMessage(self);
1818         if (!PyString_Check(py_name)) {
1819                 PyErr_SetNone(PyExc_TypeError);
1820                 return NULL;
1821         }
1822         name = PyString_AsString(py_name);
1823         if (!strcmp(name, "dn"))
1824                 return PyLdbDn_FromDn(msg->dn);
1825         el = ldb_msg_find_element(msg, name);
1826         if (el == NULL) {
1827                 return NULL;
1828         }
1829         return (PyObject *)PyLdbMessageElement_FromMessageElement(el, msg);
1830 }
1831
1832 static PyObject *py_ldb_msg_getitem(PyLdbMessageObject *self, PyObject *py_name)
1833 {
1834         PyObject *ret = py_ldb_msg_getitem_helper(self, py_name);
1835         if (ret == NULL) {
1836                 PyErr_SetString(PyExc_KeyError, "No such element");
1837                 return NULL;
1838         }
1839         return ret;
1840 }
1841
1842 static PyObject *py_ldb_msg_get(PyLdbMessageObject *self, PyObject *args)
1843 {
1844         PyObject *name, *ret;
1845         if (!PyArg_ParseTuple(args, "O", &name))
1846                 return NULL;
1847
1848         ret = py_ldb_msg_getitem_helper(self, name);
1849         if (ret == NULL) {
1850                 if (PyErr_Occurred())
1851                         return NULL;
1852                 Py_RETURN_NONE;
1853         }
1854         return ret;
1855 }
1856
1857 static PyObject *py_ldb_msg_items(PyLdbMessageObject *self)
1858 {
1859         struct ldb_message *msg = PyLdbMessage_AsMessage(self);
1860         int i, j;
1861         PyObject *l = PyList_New(msg->num_elements + (msg->dn == NULL?0:1));
1862         j = 0;
1863         if (msg->dn != NULL) {
1864                 PyList_SetItem(l, 0, Py_BuildValue("(sO)", "dn", PyLdbDn_FromDn(msg->dn)));
1865                 j++;
1866         }
1867         for (i = 0; i < msg->num_elements; i++, j++) {
1868                 PyList_SetItem(l, j, Py_BuildValue("(sO)", msg->elements[i].name, PyLdbMessageElement_FromMessageElement(&msg->elements[i], self->msg)));
1869         }
1870         return l;
1871 }
1872
1873 static PyMethodDef py_ldb_msg_methods[] = {
1874         { "keys", (PyCFunction)py_ldb_msg_keys, METH_NOARGS, NULL },
1875         { "remove", (PyCFunction)py_ldb_msg_remove_attr, METH_VARARGS, NULL },
1876         { "get", (PyCFunction)py_ldb_msg_get, METH_VARARGS, NULL },
1877         { "items", (PyCFunction)py_ldb_msg_items, METH_NOARGS, NULL },
1878         { NULL },
1879 };
1880
1881 static PyObject *py_ldb_msg_iter(PyLdbMessageObject *self)
1882 {
1883         PyObject *list, *iter;
1884
1885         list = py_ldb_msg_keys(self);
1886         iter = PyObject_GetIter(list);
1887         Py_DECREF(list);
1888         return iter;
1889 }
1890
1891 static int py_ldb_msg_setitem(PyLdbMessageObject *self, PyObject *name, PyObject *value)
1892 {
1893         char *attr_name;
1894
1895         if (!PyString_Check(name)) {
1896                 PyErr_SetNone(PyExc_TypeError);
1897                 return -1;
1898         }
1899
1900         attr_name = PyString_AsString(name);
1901         if (value == NULL) {
1902                 /* delitem */
1903                 ldb_msg_remove_attr(self->msg, attr_name);
1904         } else {
1905                 struct ldb_message_element *el = PyObject_AsMessageElement(self->msg,
1906                                                                                         value, 0, attr_name);
1907                 if (el == NULL)
1908                         return -1;
1909                 ldb_msg_remove_attr(PyLdbMessage_AsMessage(self), attr_name);
1910                 ldb_msg_add(PyLdbMessage_AsMessage(self), el, el->flags);
1911         }
1912         return 0;
1913 }
1914
1915 static Py_ssize_t py_ldb_msg_length(PyLdbMessageObject *self)
1916 {
1917         return PyLdbMessage_AsMessage(self)->num_elements;
1918 }
1919
1920 static PyMappingMethods py_ldb_msg_mapping = {
1921         .mp_length = (lenfunc)py_ldb_msg_length,
1922         .mp_subscript = (binaryfunc)py_ldb_msg_getitem,
1923         .mp_ass_subscript = (objobjargproc)py_ldb_msg_setitem,
1924 };
1925
1926 static PyObject *py_ldb_msg_new(PyTypeObject *type, PyObject *args, PyObject *kwargs)
1927 {
1928         const char * const kwnames[] = { "dn", NULL };
1929         struct ldb_message *ret;
1930         TALLOC_CTX *mem_ctx;
1931         PyObject *pydn = NULL;
1932         PyLdbMessageObject *py_ret;
1933
1934         if (!PyArg_ParseTupleAndKeywords(args, kwargs, "|O",
1935                                          discard_const_p(char *, kwnames),
1936                                          &pydn))
1937                 return NULL;
1938
1939         mem_ctx = talloc_new(NULL);
1940         if (mem_ctx == NULL) {
1941                 PyErr_NoMemory();
1942                 return NULL;
1943         }
1944
1945         ret = ldb_msg_new(mem_ctx);
1946         if (ret == NULL) {
1947                 talloc_free(mem_ctx);
1948                 PyErr_NoMemory();
1949                 return NULL;
1950         }
1951
1952         if (pydn != NULL) {
1953                 struct ldb_dn *dn;
1954                 if (!PyObject_AsDn(NULL, pydn, NULL, &dn)) {
1955                         talloc_free(mem_ctx);
1956                         return NULL;
1957                 }
1958                 ret->dn = talloc_reference(ret, dn);
1959         }
1960
1961         py_ret = (PyLdbMessageObject *)type->tp_alloc(type, 0);
1962         if (py_ret == NULL) {
1963                 PyErr_NoMemory();
1964                 talloc_free(mem_ctx);
1965                 return NULL;
1966         }
1967
1968         py_ret->mem_ctx = mem_ctx;
1969         py_ret->msg = ret;
1970         return (PyObject *)py_ret;
1971 }
1972
1973 PyObject *PyLdbMessage_FromMessage(struct ldb_message *msg)
1974 {
1975         PyLdbMessageObject *ret;
1976
1977         ret = (PyLdbMessageObject *)PyLdbMessage.tp_alloc(&PyLdbMessage, 0);
1978         if (ret == NULL) {
1979                 PyErr_NoMemory();
1980                 return NULL;
1981         }
1982         ret->mem_ctx = talloc_new(NULL);
1983         ret->msg = talloc_reference(ret->mem_ctx, msg);
1984         return (PyObject *)ret;
1985 }
1986
1987 static PyObject *py_ldb_msg_get_dn(PyLdbMessageObject *self, void *closure)
1988 {
1989         struct ldb_message *msg = PyLdbMessage_AsMessage(self);
1990         return PyLdbDn_FromDn(msg->dn);
1991 }
1992
1993 static int py_ldb_msg_set_dn(PyLdbMessageObject *self, PyObject *value, void *closure)
1994 {
1995         struct ldb_message *msg = PyLdbMessage_AsMessage(self);
1996         if (!PyLdbDn_Check(value)) {
1997                 PyErr_SetNone(PyExc_TypeError);
1998                 return -1;
1999         }
2000
2001         msg->dn = talloc_reference(msg, PyLdbDn_AsDn(value));
2002         return 0;
2003 }
2004
2005 static PyGetSetDef py_ldb_msg_getset[] = {
2006         { discard_const_p(char, "dn"), (getter)py_ldb_msg_get_dn, (setter)py_ldb_msg_set_dn, NULL },
2007         { NULL }
2008 };
2009
2010 static PyObject *py_ldb_msg_repr(PyLdbMessageObject *self)
2011 {
2012         PyObject *dict = PyDict_New(), *ret;
2013         if (PyDict_Update(dict, (PyObject *)self) != 0)
2014                 return NULL;
2015         ret = PyString_FromFormat("Message(%s)", PyObject_REPR(dict));
2016         Py_DECREF(dict);
2017         return ret;
2018 }
2019
2020 static void py_ldb_msg_dealloc(PyLdbMessageObject *self)
2021 {
2022         talloc_free(self->mem_ctx);
2023         self->ob_type->tp_free(self);
2024 }
2025
2026 PyTypeObject PyLdbMessage = {
2027         .tp_name = "Message",
2028         .tp_methods = py_ldb_msg_methods,
2029         .tp_getset = py_ldb_msg_getset,
2030         .tp_as_mapping = &py_ldb_msg_mapping,
2031         .tp_basicsize = sizeof(PyLdbMessageObject),
2032         .tp_dealloc = (destructor)py_ldb_msg_dealloc,
2033         .tp_new = py_ldb_msg_new,
2034         .tp_repr = (reprfunc)py_ldb_msg_repr,
2035         .tp_flags = Py_TPFLAGS_DEFAULT,
2036         .tp_iter = (getiterfunc)py_ldb_msg_iter,
2037 };
2038
2039 PyObject *PyLdbTree_FromTree(struct ldb_parse_tree *tree)
2040 {
2041         PyLdbTreeObject *ret;
2042
2043         ret = (PyLdbTreeObject *)PyLdbTree.tp_alloc(&PyLdbTree, 0);
2044         if (ret == NULL) {
2045                 PyErr_NoMemory();
2046                 return NULL;
2047         }
2048
2049         ret->mem_ctx = talloc_new(NULL);
2050         ret->tree = talloc_reference(ret->mem_ctx, tree);
2051         return (PyObject *)ret;
2052 }
2053
2054 static void py_ldb_tree_dealloc(PyLdbTreeObject *self)
2055 {
2056         talloc_free(self->mem_ctx);
2057         self->ob_type->tp_free(self);
2058 }
2059
2060 PyTypeObject PyLdbTree = {
2061         .tp_name = "Tree",
2062         .tp_basicsize = sizeof(PyLdbTreeObject),
2063         .tp_dealloc = (destructor)py_ldb_tree_dealloc,
2064         .tp_flags = Py_TPFLAGS_DEFAULT,
2065 };
2066
2067 /* Ldb_module */
2068 static int py_module_search(struct ldb_module *mod, struct ldb_request *req)
2069 {
2070         PyObject *py_ldb = (PyObject *)mod->private_data;
2071         PyObject *py_result, *py_base, *py_attrs, *py_tree;
2072
2073         py_base = PyLdbDn_FromDn(req->op.search.base);
2074
2075         if (py_base == NULL)
2076                 return LDB_ERR_OPERATIONS_ERROR;
2077
2078         py_tree = PyLdbTree_FromTree(req->op.search.tree);
2079
2080         if (py_tree == NULL)
2081                 return LDB_ERR_OPERATIONS_ERROR;
2082
2083         if (req->op.search.attrs == NULL) {
2084                 py_attrs = Py_None;
2085         } else {
2086                 int i, len;
2087                 for (len = 0; req->op.search.attrs[len]; len++);
2088                 py_attrs = PyList_New(len);
2089                 for (i = 0; i < len; i++)
2090                         PyList_SetItem(py_attrs, i, PyString_FromString(req->op.search.attrs[i]));
2091         }
2092
2093         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "search"),
2094                                         discard_const_p(char, "OiOO"),
2095                                         py_base, req->op.search.scope, py_tree, py_attrs);
2096
2097         Py_DECREF(py_attrs);
2098         Py_DECREF(py_tree);
2099         Py_DECREF(py_base);
2100
2101         if (py_result == NULL) {
2102                 return LDB_ERR_PYTHON_EXCEPTION;
2103         }
2104
2105         req->op.search.res = PyLdbResult_AsResult(NULL, py_result);
2106         if (req->op.search.res == NULL) {
2107                 return LDB_ERR_PYTHON_EXCEPTION;
2108         }
2109
2110         Py_DECREF(py_result);
2111
2112         return LDB_SUCCESS;
2113 }
2114
2115 static int py_module_add(struct ldb_module *mod, struct ldb_request *req)
2116 {
2117         PyObject *py_ldb = (PyObject *)mod->private_data;
2118         PyObject *py_result, *py_msg;
2119
2120         py_msg = PyLdbMessage_FromMessage(discard_const_p(struct ldb_message, req->op.add.message));
2121
2122         if (py_msg == NULL) {
2123                 return LDB_ERR_OPERATIONS_ERROR;
2124         }
2125
2126         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "add"),
2127                                         discard_const_p(char, "O"),
2128                                         py_msg);
2129
2130         Py_DECREF(py_msg);
2131
2132         if (py_result == NULL) {
2133                 return LDB_ERR_PYTHON_EXCEPTION;
2134         }
2135
2136         Py_DECREF(py_result);
2137
2138         return LDB_SUCCESS;
2139 }
2140
2141 static int py_module_modify(struct ldb_module *mod, struct ldb_request *req)
2142 {
2143         PyObject *py_ldb = (PyObject *)mod->private_data;
2144         PyObject *py_result, *py_msg;
2145
2146         py_msg = PyLdbMessage_FromMessage(discard_const_p(struct ldb_message, req->op.mod.message));
2147
2148         if (py_msg == NULL) {
2149                 return LDB_ERR_OPERATIONS_ERROR;
2150         }
2151
2152         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "modify"),
2153                                         discard_const_p(char, "O"),
2154                                         py_msg);
2155
2156         Py_DECREF(py_msg);
2157
2158         if (py_result == NULL) {
2159                 return LDB_ERR_PYTHON_EXCEPTION;
2160         }
2161
2162         Py_DECREF(py_result);
2163
2164         return LDB_SUCCESS;
2165 }
2166
2167 static int py_module_del(struct ldb_module *mod, struct ldb_request *req)
2168 {
2169         PyObject *py_ldb = (PyObject *)mod->private_data;
2170         PyObject *py_result, *py_dn;
2171
2172         py_dn = PyLdbDn_FromDn(req->op.del.dn);
2173
2174         if (py_dn == NULL)
2175                 return LDB_ERR_OPERATIONS_ERROR;
2176
2177         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "delete"),
2178                                         discard_const_p(char, "O"),
2179                                         py_dn);
2180
2181         if (py_result == NULL) {
2182                 return LDB_ERR_PYTHON_EXCEPTION;
2183         }
2184
2185         Py_DECREF(py_result);
2186
2187         return LDB_SUCCESS;
2188 }
2189
2190 static int py_module_rename(struct ldb_module *mod, struct ldb_request *req)
2191 {
2192         PyObject *py_ldb = (PyObject *)mod->private_data;
2193         PyObject *py_result, *py_olddn, *py_newdn;
2194
2195         py_olddn = PyLdbDn_FromDn(req->op.rename.olddn);
2196
2197         if (py_olddn == NULL)
2198                 return LDB_ERR_OPERATIONS_ERROR;
2199
2200         py_newdn = PyLdbDn_FromDn(req->op.rename.newdn);
2201
2202         if (py_newdn == NULL)
2203                 return LDB_ERR_OPERATIONS_ERROR;
2204
2205         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "rename"),
2206                                         discard_const_p(char, "OO"),
2207                                         py_olddn, py_newdn);
2208
2209         Py_DECREF(py_olddn);
2210         Py_DECREF(py_newdn);
2211
2212         if (py_result == NULL) {
2213                 return LDB_ERR_PYTHON_EXCEPTION;
2214         }
2215
2216         Py_DECREF(py_result);
2217
2218         return LDB_SUCCESS;
2219 }
2220
2221 static int py_module_request(struct ldb_module *mod, struct ldb_request *req)
2222 {
2223         PyObject *py_ldb = (PyObject *)mod->private_data;
2224         PyObject *py_result;
2225
2226         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "request"),
2227                                         discard_const_p(char, ""));
2228
2229         return LDB_ERR_OPERATIONS_ERROR;
2230 }
2231
2232 static int py_module_extended(struct ldb_module *mod, struct ldb_request *req)
2233 {
2234         PyObject *py_ldb = (PyObject *)mod->private_data;
2235         PyObject *py_result;
2236
2237         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "extended"),
2238                                         discard_const_p(char, ""));
2239
2240         return LDB_ERR_OPERATIONS_ERROR;
2241 }
2242
2243 static int py_module_start_transaction(struct ldb_module *mod)
2244 {
2245         PyObject *py_ldb = (PyObject *)mod->private_data;
2246         PyObject *py_result;
2247
2248         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "start_transaction"),
2249                                         discard_const_p(char, ""));
2250
2251         if (py_result == NULL) {
2252                 return LDB_ERR_PYTHON_EXCEPTION;
2253         }
2254
2255         Py_DECREF(py_result);
2256
2257         return LDB_SUCCESS;
2258 }
2259
2260 static int py_module_end_transaction(struct ldb_module *mod)
2261 {
2262         PyObject *py_ldb = (PyObject *)mod->private_data;
2263         PyObject *py_result;
2264
2265         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "end_transaction"),
2266                                         discard_const_p(char, ""));
2267
2268         if (py_result == NULL) {
2269                 return LDB_ERR_PYTHON_EXCEPTION;
2270         }
2271
2272         Py_DECREF(py_result);
2273
2274         return LDB_SUCCESS;
2275 }
2276
2277 static int py_module_del_transaction(struct ldb_module *mod)
2278 {
2279         PyObject *py_ldb = (PyObject *)mod->private_data;
2280         PyObject *py_result;
2281
2282         py_result = PyObject_CallMethod(py_ldb, discard_const_p(char, "del_transaction"),
2283                                         discard_const_p(char, ""));
2284
2285         if (py_result == NULL) {
2286                 return LDB_ERR_PYTHON_EXCEPTION;
2287         }
2288
2289         Py_DECREF(py_result);
2290
2291         return LDB_SUCCESS;
2292 }
2293
2294 static int py_module_destructor(struct ldb_module *mod)
2295 {
2296         Py_DECREF((PyObject *)mod->private_data);
2297         return 0;
2298 }
2299
2300 static int py_module_init(struct ldb_module *mod)
2301 {
2302         PyObject *py_class = (PyObject *)mod->ops->private_data;
2303         PyObject *py_result, *py_next, *py_ldb;
2304
2305         py_ldb = PyLdb_FromLdbContext(mod->ldb);
2306
2307         if (py_ldb == NULL)
2308                 return LDB_ERR_OPERATIONS_ERROR;
2309
2310         py_next = PyLdbModule_FromModule(mod->next);
2311
2312         if (py_next == NULL)
2313                 return LDB_ERR_OPERATIONS_ERROR;
2314
2315         py_result = PyObject_CallFunction(py_class, discard_const_p(char, "OO"),
2316                                           py_ldb, py_next);
2317
2318         if (py_result == NULL) {
2319                 return LDB_ERR_PYTHON_EXCEPTION;
2320         }
2321
2322         mod->private_data = py_result;
2323
2324         talloc_set_destructor(mod, py_module_destructor);
2325
2326         return ldb_next_init(mod);
2327 }
2328
2329 static PyObject *py_register_module(PyObject *module, PyObject *args)
2330 {
2331         int ret;
2332         struct ldb_module_ops *ops;
2333         PyObject *input;
2334
2335         if (!PyArg_ParseTuple(args, "O", &input))
2336                 return NULL;
2337
2338         ops = talloc_zero(talloc_autofree_context(), struct ldb_module_ops);
2339         if (ops == NULL) {
2340                 PyErr_NoMemory();
2341                 return NULL;
2342         }
2343
2344         ops->name = talloc_strdup(ops, PyString_AsString(PyObject_GetAttrString(input, discard_const_p(char, "name"))));
2345
2346         Py_INCREF(input);
2347         ops->private_data = input;
2348         ops->init_context = py_module_init;
2349         ops->search = py_module_search;
2350         ops->add = py_module_add;
2351         ops->modify = py_module_modify;
2352         ops->del = py_module_del;
2353         ops->rename = py_module_rename;
2354         ops->request = py_module_request;
2355         ops->extended = py_module_extended;
2356         ops->start_transaction = py_module_start_transaction;
2357         ops->end_transaction = py_module_end_transaction;
2358         ops->del_transaction = py_module_del_transaction;
2359
2360         ret = ldb_register_module(ops);
2361
2362         PyErr_LDB_ERROR_IS_ERR_RAISE(PyExc_LdbError, ret, NULL);
2363
2364         Py_RETURN_NONE;
2365 }
2366
2367 static PyObject *py_timestring(PyObject *module, PyObject *args)
2368 {
2369         time_t t;
2370         char *tresult;
2371         PyObject *ret;
2372         if (!PyArg_ParseTuple(args, "L", &t))
2373                 return NULL;
2374         tresult = ldb_timestring(NULL, t);
2375         ret = PyString_FromString(tresult);
2376         talloc_free(tresult);
2377         return ret;
2378 }
2379
2380 static PyObject *py_string_to_time(PyObject *module, PyObject *args)
2381 {
2382         char *str;
2383         if (!PyArg_ParseTuple(args, "s", &str))
2384                 return NULL;
2385
2386         return PyInt_FromLong(ldb_string_to_time(str));
2387 }
2388
2389 static PyObject *py_valid_attr_name(PyObject *self, PyObject *args)
2390 {
2391         char *name;
2392         if (!PyArg_ParseTuple(args, "s", &name))
2393                 return NULL;
2394         return PyBool_FromLong(ldb_valid_attr_name(name));
2395 }
2396
2397 static PyMethodDef py_ldb_global_methods[] = {
2398         { "register_module", py_register_module, METH_VARARGS,
2399                 "S.register_module(module) -> None\n"
2400                 "Register a LDB module."},
2401         { "timestring", py_timestring, METH_VARARGS,
2402                 "S.timestring(int) -> string\n"
2403                 "Generate a LDAP time string from a UNIX timestamp" },
2404         { "string_to_time", py_string_to_time, METH_VARARGS,
2405                 "S.string_to_time(string) -> int\n"
2406                 "Parse a LDAP time string into a UNIX timestamp." },
2407         { "valid_attr_name", py_valid_attr_name, METH_VARARGS,
2408                 "S.valid_attr_name(name) -> bool\n"
2409                 "Check whether the supplied name is a valid attribute name." },
2410         { "open", (PyCFunction)py_ldb_new, METH_VARARGS|METH_KEYWORDS,
2411                 NULL },
2412         { NULL }
2413 };
2414
2415 void initldb(void)
2416 {
2417         PyObject *m;
2418
2419         if (PyType_Ready(&PyLdbDn) < 0)
2420                 return;
2421
2422         if (PyType_Ready(&PyLdbMessage) < 0)
2423                 return;
2424
2425         if (PyType_Ready(&PyLdbMessageElement) < 0)
2426                 return;
2427
2428         if (PyType_Ready(&PyLdb) < 0)
2429                 return;
2430
2431         if (PyType_Ready(&PyLdbModule) < 0)
2432                 return;
2433
2434         if (PyType_Ready(&PyLdbTree) < 0)
2435                 return;
2436
2437         m = Py_InitModule3("ldb", py_ldb_global_methods,
2438                 "An interface to LDB, a LDAP-like API that can either to talk an embedded database (TDB-based) or a standards-compliant LDAP server.");
2439         if (m == NULL)
2440                 return;
2441
2442         PyModule_AddObject(m, "SCOPE_DEFAULT", PyInt_FromLong(LDB_SCOPE_DEFAULT));
2443         PyModule_AddObject(m, "SCOPE_BASE", PyInt_FromLong(LDB_SCOPE_BASE));
2444         PyModule_AddObject(m, "SCOPE_ONELEVEL", PyInt_FromLong(LDB_SCOPE_ONELEVEL));
2445         PyModule_AddObject(m, "SCOPE_SUBTREE", PyInt_FromLong(LDB_SCOPE_SUBTREE));
2446
2447         PyModule_AddObject(m, "CHANGETYPE_NONE", PyInt_FromLong(LDB_CHANGETYPE_NONE));
2448         PyModule_AddObject(m, "CHANGETYPE_ADD", PyInt_FromLong(LDB_CHANGETYPE_ADD));
2449         PyModule_AddObject(m, "CHANGETYPE_DELETE", PyInt_FromLong(LDB_CHANGETYPE_DELETE));
2450         PyModule_AddObject(m, "CHANGETYPE_MODIFY", PyInt_FromLong(LDB_CHANGETYPE_MODIFY));
2451
2452         PyModule_AddObject(m, "FLAG_MOD_ADD", PyInt_FromLong(LDB_FLAG_MOD_ADD));
2453         PyModule_AddObject(m, "FLAG_MOD_REPLACE", PyInt_FromLong(LDB_FLAG_MOD_REPLACE));
2454         PyModule_AddObject(m, "FLAG_MOD_DELETE", PyInt_FromLong(LDB_FLAG_MOD_DELETE));
2455
2456         PyModule_AddObject(m, "SUCCESS", PyInt_FromLong(LDB_SUCCESS));
2457         PyModule_AddObject(m, "ERR_OPERATIONS_ERROR", PyInt_FromLong(LDB_ERR_OPERATIONS_ERROR));
2458         PyModule_AddObject(m, "ERR_PROTOCOL_ERROR", PyInt_FromLong(LDB_ERR_PROTOCOL_ERROR));
2459         PyModule_AddObject(m, "ERR_TIME_LIMIT_EXCEEDED", PyInt_FromLong(LDB_ERR_TIME_LIMIT_EXCEEDED));
2460         PyModule_AddObject(m, "ERR_SIZE_LIMIT_EXCEEDED", PyInt_FromLong(LDB_ERR_SIZE_LIMIT_EXCEEDED));
2461         PyModule_AddObject(m, "ERR_COMPARE_FALSE", PyInt_FromLong(LDB_ERR_COMPARE_FALSE));
2462         PyModule_AddObject(m, "ERR_COMPARE_TRUE", PyInt_FromLong(LDB_ERR_COMPARE_TRUE));
2463         PyModule_AddObject(m, "ERR_AUTH_METHOD_NOT_SUPPORTED", PyInt_FromLong(LDB_ERR_AUTH_METHOD_NOT_SUPPORTED));
2464         PyModule_AddObject(m, "ERR_STRONG_AUTH_REQUIRED", PyInt_FromLong(LDB_ERR_STRONG_AUTH_REQUIRED));
2465         PyModule_AddObject(m, "ERR_REFERRAL", PyInt_FromLong(LDB_ERR_REFERRAL));
2466         PyModule_AddObject(m, "ERR_ADMIN_LIMIT_EXCEEDED", PyInt_FromLong(LDB_ERR_ADMIN_LIMIT_EXCEEDED));
2467         PyModule_AddObject(m, "ERR_UNSUPPORTED_CRITICAL_EXTENSION", PyInt_FromLong(LDB_ERR_UNSUPPORTED_CRITICAL_EXTENSION));
2468         PyModule_AddObject(m, "ERR_CONFIDENTIALITY_REQUIRED", PyInt_FromLong(LDB_ERR_CONFIDENTIALITY_REQUIRED));
2469         PyModule_AddObject(m, "ERR_SASL_BIND_IN_PROGRESS", PyInt_FromLong(LDB_ERR_SASL_BIND_IN_PROGRESS));
2470         PyModule_AddObject(m, "ERR_NO_SUCH_ATTRIBUTE", PyInt_FromLong(LDB_ERR_NO_SUCH_ATTRIBUTE));
2471         PyModule_AddObject(m, "ERR_UNDEFINED_ATTRIBUTE_TYPE", PyInt_FromLong(LDB_ERR_UNDEFINED_ATTRIBUTE_TYPE));
2472         PyModule_AddObject(m, "ERR_INAPPROPRIATE_MATCHING", PyInt_FromLong(LDB_ERR_INAPPROPRIATE_MATCHING));
2473         PyModule_AddObject(m, "ERR_CONSTRAINT_VIOLATION", PyInt_FromLong(LDB_ERR_CONSTRAINT_VIOLATION));
2474         PyModule_AddObject(m, "ERR_ATTRIBUTE_OR_VALUE_EXISTS", PyInt_FromLong(LDB_ERR_ATTRIBUTE_OR_VALUE_EXISTS));
2475         PyModule_AddObject(m, "ERR_INVALID_ATTRIBUTE_SYNTAX", PyInt_FromLong(LDB_ERR_INVALID_ATTRIBUTE_SYNTAX));
2476         PyModule_AddObject(m, "ERR_NO_SUCH_OBJECT", PyInt_FromLong(LDB_ERR_NO_SUCH_OBJECT));
2477         PyModule_AddObject(m, "ERR_ALIAS_PROBLEM", PyInt_FromLong(LDB_ERR_ALIAS_PROBLEM));
2478         PyModule_AddObject(m, "ERR_INVALID_DN_SYNTAX", PyInt_FromLong(LDB_ERR_INVALID_DN_SYNTAX));
2479         PyModule_AddObject(m, "ERR_ALIAS_DEREFERINCING_PROBLEM", PyInt_FromLong(LDB_ERR_ALIAS_DEREFERENCING_PROBLEM));
2480         PyModule_AddObject(m, "ERR_INAPPROPRIATE_AUTHENTICATION", PyInt_FromLong(LDB_ERR_INAPPROPRIATE_AUTHENTICATION));
2481         PyModule_AddObject(m, "ERR_INVALID_CREDENTIALS", PyInt_FromLong(LDB_ERR_INVALID_CREDENTIALS));
2482         PyModule_AddObject(m, "ERR_INSUFFICIENT_ACCESS_RIGHTS", PyInt_FromLong(LDB_ERR_INSUFFICIENT_ACCESS_RIGHTS));
2483         PyModule_AddObject(m, "ERR_BUSY", PyInt_FromLong(LDB_ERR_BUSY));
2484         PyModule_AddObject(m, "ERR_UNAVAILABLE", PyInt_FromLong(LDB_ERR_UNAVAILABLE));
2485         PyModule_AddObject(m, "ERR_UNWILLING_TO_PERFORM", PyInt_FromLong(LDB_ERR_UNWILLING_TO_PERFORM));
2486         PyModule_AddObject(m, "ERR_LOOP_DETECT", PyInt_FromLong(LDB_ERR_LOOP_DETECT));
2487         PyModule_AddObject(m, "ERR_NAMING_VIOLATION", PyInt_FromLong(LDB_ERR_NAMING_VIOLATION));
2488         PyModule_AddObject(m, "ERR_OBJECT_CLASS_VIOLATION", PyInt_FromLong(LDB_ERR_OBJECT_CLASS_VIOLATION));
2489         PyModule_AddObject(m, "ERR_NOT_ALLOWED_ON_NON_LEAF", PyInt_FromLong(LDB_ERR_NOT_ALLOWED_ON_NON_LEAF));
2490         PyModule_AddObject(m, "ERR_NOT_ALLOWED_ON_RDN", PyInt_FromLong(LDB_ERR_NOT_ALLOWED_ON_RDN));
2491         PyModule_AddObject(m, "ERR_ENTRY_ALREADY_EXISTS", PyInt_FromLong(LDB_ERR_ENTRY_ALREADY_EXISTS));
2492         PyModule_AddObject(m, "ERR_OBJECT_CLASS_MODS_PROHIBITED", PyInt_FromLong(LDB_ERR_OBJECT_CLASS_MODS_PROHIBITED));
2493         PyModule_AddObject(m, "ERR_AFFECTS_MULTIPLE_DSAS", PyInt_FromLong(LDB_ERR_AFFECTS_MULTIPLE_DSAS));
2494         PyModule_AddObject(m, "ERR_OTHER", PyInt_FromLong(LDB_ERR_OTHER));
2495
2496         PyModule_AddObject(m, "FLG_RDONLY", PyInt_FromLong(LDB_FLG_RDONLY));
2497         PyModule_AddObject(m, "FLG_NOSYNC", PyInt_FromLong(LDB_FLG_NOSYNC));
2498         PyModule_AddObject(m, "FLG_RECONNECT", PyInt_FromLong(LDB_FLG_RECONNECT));
2499         PyModule_AddObject(m, "FLG_NOMMAP", PyInt_FromLong(LDB_FLG_NOMMAP));
2500
2501
2502         PyModule_AddObject(m, "__docformat__", PyString_FromString("restructuredText"));
2503
2504         PyExc_LdbError = PyErr_NewException(discard_const_p(char, "_ldb.LdbError"), NULL, NULL);
2505         PyModule_AddObject(m, "LdbError", PyExc_LdbError);
2506
2507         Py_INCREF(&PyLdb);
2508         Py_INCREF(&PyLdbDn);
2509         Py_INCREF(&PyLdbModule);
2510         Py_INCREF(&PyLdbMessage);
2511         Py_INCREF(&PyLdbMessageElement);
2512         Py_INCREF(&PyLdbTree);
2513
2514         PyModule_AddObject(m, "Ldb", (PyObject *)&PyLdb);
2515         PyModule_AddObject(m, "Dn", (PyObject *)&PyLdbDn);
2516         PyModule_AddObject(m, "Message", (PyObject *)&PyLdbMessage);
2517         PyModule_AddObject(m, "MessageElement", (PyObject *)&PyLdbMessageElement);
2518         PyModule_AddObject(m, "Module", (PyObject *)&PyLdbModule);
2519         PyModule_AddObject(m, "Tree", (PyObject *)&PyLdbTree);
2520 }