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-rw-r--r--tdb/pytdb.c517
1 files changed, 0 insertions, 517 deletions
diff --git a/tdb/pytdb.c b/tdb/pytdb.c
deleted file mode 100644
index b7087c4bc..000000000
--- a/tdb/pytdb.c
+++ /dev/null
@@ -1,517 +0,0 @@
-/*
- Unix SMB/CIFS implementation.
-
- Swig interface to tdb.
-
- Copyright (C) 2004-2006 Tim Potter <tpot@samba.org>
- Copyright (C) 2007-2008 Jelmer Vernooij <jelmer@samba.org>
-
- ** NOTE! The following LGPL license applies to the tdb
- ** library. This does NOT imply that all of Samba is released
- ** under the LGPL
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 3 of the License, or (at your option) any later version.
-
- This library is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with this library; if not, see <http://www.gnu.org/licenses/>.
-*/
-
-#include <Python.h>
-#ifdef HAVE_FSTAT
-#undef HAVE_FSTAT
-#endif
-
-/* Include tdb headers */
-#include <stdint.h>
-#include <signal.h>
-#include <tdb.h>
-#include <fcntl.h>
-#include <stdbool.h>
-
-typedef struct {
- PyObject_HEAD
- TDB_CONTEXT *ctx;
- bool closed;
-} PyTdbObject;
-
-PyAPI_DATA(PyTypeObject) PyTdb;
-
-static void PyErr_SetTDBError(TDB_CONTEXT *tdb)
-{
- PyErr_SetObject(PyExc_RuntimeError,
- Py_BuildValue("(i,s)", tdb_error(tdb), tdb_errorstr(tdb)));
-}
-
-static TDB_DATA PyString_AsTDB_DATA(PyObject *data)
-{
- TDB_DATA ret;
- ret.dptr = (unsigned char *)PyString_AsString(data);
- ret.dsize = PyString_Size(data);
- return ret;
-}
-
-static PyObject *PyString_FromTDB_DATA(TDB_DATA data)
-{
- if (data.dptr == NULL && data.dsize == 0) {
- return Py_None;
- } else {
- PyObject *ret = PyString_FromStringAndSize((const char *)data.dptr,
- data.dsize);
- free(data.dptr);
- return ret;
- }
-}
-
-#define PyErr_TDB_ERROR_IS_ERR_RAISE(ret, tdb) \
- if (ret != 0) { \
- PyErr_SetTDBError(tdb); \
- return NULL; \
- }
-
-static PyObject *py_tdb_open(PyTypeObject *type, PyObject *args, PyObject *kwargs)
-{
- char *name;
- int hash_size = 0, tdb_flags = TDB_DEFAULT, flags = O_RDWR, mode = 0600;
- TDB_CONTEXT *ctx;
- PyTdbObject *ret;
- const char *kwnames[] = { "name", "hash_size", "tdb_flags", "flags", "mode", NULL };
-
- if (!PyArg_ParseTupleAndKeywords(args, kwargs, "s|iiii", (char **)kwnames, &name, &hash_size, &tdb_flags, &flags, &mode))
- return NULL;
-
- ctx = tdb_open(name, hash_size, tdb_flags, flags, mode);
- if (ctx == NULL) {
- PyErr_SetFromErrno(PyExc_IOError);
- return NULL;
- }
-
- ret = PyObject_New(PyTdbObject, &PyTdb);
- ret->ctx = ctx;
- ret->closed = false;
- return (PyObject *)ret;
-}
-
-static PyObject *obj_transaction_cancel(PyTdbObject *self)
-{
- int ret = tdb_transaction_cancel(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_transaction_commit(PyTdbObject *self)
-{
- int ret = tdb_transaction_commit(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_transaction_recover(PyTdbObject *self)
-{
- int ret = tdb_transaction_recover(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_transaction_start(PyTdbObject *self)
-{
- int ret = tdb_transaction_start(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_reopen(PyTdbObject *self)
-{
- int ret = tdb_reopen(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_lockall(PyTdbObject *self)
-{
- int ret = tdb_lockall(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_unlockall(PyTdbObject *self)
-{
- int ret = tdb_unlockall(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_lockall_read(PyTdbObject *self)
-{
- int ret = tdb_lockall_read(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_unlockall_read(PyTdbObject *self)
-{
- int ret = tdb_unlockall_read(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_close(PyTdbObject *self)
-{
- int ret;
- if (self->closed)
- return Py_None;
- ret = tdb_close(self->ctx);
- self->closed = true;
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_get(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key;
- PyObject *py_key;
- if (!PyArg_ParseTuple(args, "O", &py_key))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
-
- return PyString_FromTDB_DATA(tdb_fetch(self->ctx, key));
-}
-
-static PyObject *obj_append(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key, data;
- PyObject *py_key, *py_data;
- int ret;
- if (!PyArg_ParseTuple(args, "OO", &py_key, &py_data))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
- data = PyString_AsTDB_DATA(py_data);
-
- ret = tdb_append(self->ctx, key, data);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_firstkey(PyTdbObject *self)
-{
- return PyString_FromTDB_DATA(tdb_firstkey(self->ctx));
-}
-
-static PyObject *obj_nextkey(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key;
- PyObject *py_key;
- if (!PyArg_ParseTuple(args, "O", &py_key))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
-
- return PyString_FromTDB_DATA(tdb_nextkey(self->ctx, key));
-}
-
-static PyObject *obj_delete(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key;
- PyObject *py_key;
- int ret;
- if (!PyArg_ParseTuple(args, "O", &py_key))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
- ret = tdb_delete(self->ctx, key);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyObject *obj_has_key(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key;
- int ret;
- PyObject *py_key;
- if (!PyArg_ParseTuple(args, "O", &py_key))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
- ret = tdb_exists(self->ctx, key);
- if (ret != TDB_ERR_NOEXIST) {
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- }
-
- return (ret == TDB_ERR_NOEXIST)?Py_False:Py_True;
-}
-
-static PyObject *obj_store(PyTdbObject *self, PyObject *args)
-{
- TDB_DATA key, value;
- int ret;
- int flag = TDB_REPLACE;
- PyObject *py_key, *py_value;
-
- if (!PyArg_ParseTuple(args, "OO|i", &py_key, &py_value, &flag))
- return NULL;
-
- key = PyString_AsTDB_DATA(py_key);
- value = PyString_AsTDB_DATA(py_value);
-
- ret = tdb_store(self->ctx, key, value, flag);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-
-typedef struct {
- PyObject_HEAD
- TDB_DATA current;
- PyTdbObject *iteratee;
-} PyTdbIteratorObject;
-
-static PyObject *tdb_iter_next(PyTdbIteratorObject *self)
-{
- TDB_DATA current;
- PyObject *ret;
- if (self->current.dptr == NULL && self->current.dsize == 0)
- return NULL;
- current = self->current;
- self->current = tdb_nextkey(self->iteratee->ctx, self->current);
- ret = PyString_FromTDB_DATA(current);
- return ret;
-}
-
-static void tdb_iter_dealloc(PyTdbIteratorObject *self)
-{
- Py_DECREF(self->iteratee);
- PyObject_Del(self);
-}
-
-PyTypeObject PyTdbIterator = {
- .tp_name = "Iterator",
- .tp_basicsize = sizeof(PyTdbIteratorObject),
- .tp_iternext = (iternextfunc)tdb_iter_next,
- .tp_dealloc = (destructor)tdb_iter_dealloc,
- .tp_flags = Py_TPFLAGS_DEFAULT,
- .tp_iter = PyObject_SelfIter,
-};
-
-static PyObject *tdb_object_iter(PyTdbObject *self)
-{
- PyTdbIteratorObject *ret;
-
- ret = PyObject_New(PyTdbIteratorObject, &PyTdbIterator);
- ret->current = tdb_firstkey(self->ctx);
- ret->iteratee = self;
- Py_INCREF(self);
- return (PyObject *)ret;
-}
-
-static PyObject *obj_clear(PyTdbObject *self)
-{
- int ret = tdb_wipe_all(self->ctx);
- PyErr_TDB_ERROR_IS_ERR_RAISE(ret, self->ctx);
- return Py_None;
-}
-
-static PyMethodDef tdb_object_methods[] = {
- { "transaction_cancel", (PyCFunction)obj_transaction_cancel, METH_NOARGS,
- "S.transaction_cancel() -> None\n"
- "Cancel the currently active transaction." },
- { "transaction_commit", (PyCFunction)obj_transaction_commit, METH_NOARGS,
- "S.transaction_commit() -> None\n"
- "Commit the currently active transaction." },
- { "transaction_recover", (PyCFunction)obj_transaction_recover, METH_NOARGS,
- "S.transaction_recover() -> None\n"
- "Recover the currently active transaction." },
- { "transaction_start", (PyCFunction)obj_transaction_start, METH_NOARGS,
- "S.transaction_start() -> None\n"
- "Start a new transaction." },
- { "reopen", (PyCFunction)obj_reopen, METH_NOARGS, "Reopen this file." },
- { "lock_all", (PyCFunction)obj_lockall, METH_NOARGS, NULL },
- { "unlock_all", (PyCFunction)obj_unlockall, METH_NOARGS, NULL },
- { "read_lock_all", (PyCFunction)obj_lockall_read, METH_NOARGS, NULL },
- { "read_unlock_all", (PyCFunction)obj_unlockall_read, METH_NOARGS, NULL },
- { "close", (PyCFunction)obj_close, METH_NOARGS, NULL },
- { "get", (PyCFunction)obj_get, METH_VARARGS, "S.fetch(key) -> value\n"
- "Fetch a value." },
- { "append", (PyCFunction)obj_append, METH_VARARGS, "S.append(key, value) -> None\n"
- "Append data to an existing key." },
- { "firstkey", (PyCFunction)obj_firstkey, METH_NOARGS, "S.firstkey() -> data\n"
- "Return the first key in this database." },
- { "nextkey", (PyCFunction)obj_nextkey, METH_NOARGS, "S.nextkey(key) -> data\n"
- "Return the next key in this database." },
- { "delete", (PyCFunction)obj_delete, METH_VARARGS, "S.delete(key) -> None\n"
- "Delete an entry." },
- { "has_key", (PyCFunction)obj_has_key, METH_VARARGS, "S.has_key(key) -> None\n"
- "Check whether key exists in this database." },
- { "store", (PyCFunction)obj_store, METH_VARARGS, "S.store(key, data, flag=REPLACE) -> None"
- "Store data." },
- { "iterkeys", (PyCFunction)tdb_object_iter, METH_NOARGS, "S.iterkeys() -> iterator" },
- { "clear", (PyCFunction)obj_clear, METH_NOARGS, "S.clear() -> None\n"
- "Wipe the entire database." },
- { NULL }
-};
-
-static PyObject *obj_get_hash_size(PyTdbObject *self, void *closure)
-{
- return PyInt_FromLong(tdb_hash_size(self->ctx));
-}
-
-static int obj_set_max_dead(PyTdbObject *self, PyObject *max_dead, void *closure)
-{
- if (!PyInt_Check(max_dead))
- return -1;
- tdb_set_max_dead(self->ctx, PyInt_AsLong(max_dead));
- return 0;
-}
-
-static PyObject *obj_get_map_size(PyTdbObject *self, void *closure)
-{
- return PyInt_FromLong(tdb_map_size(self->ctx));
-}
-
-static PyObject *obj_get_flags(PyTdbObject *self, void *closure)
-{
- return PyInt_FromLong(tdb_get_flags(self->ctx));
-}
-
-static PyObject *obj_get_filename(PyTdbObject *self, void *closure)
-{
- return PyString_FromString(tdb_name(self->ctx));
-}
-
-static PyGetSetDef tdb_object_getsetters[] = {
- { (char *)"hash_size", (getter)obj_get_hash_size, NULL, NULL },
- { (char *)"map_size", (getter)obj_get_map_size, NULL, NULL },
- { (char *)"flags", (getter)obj_get_flags, NULL, NULL },
- { (char *)"max_dead", NULL, (setter)obj_set_max_dead, NULL },
- { (char *)"filename", (getter)obj_get_filename, NULL, (char *)"The filename of this TDB file."},
- { NULL }
-};
-
-static PyObject *tdb_object_repr(PyTdbObject *self)
-{
- return PyString_FromFormat("Tdb('%s')", tdb_name(self->ctx));
-}
-
-static void tdb_object_dealloc(PyTdbObject *self)
-{
- if (!self->closed)
- tdb_close(self->ctx);
- PyObject_Del(self);
-}
-
-static PyObject *obj_getitem(PyTdbObject *self, PyObject *key)
-{
- TDB_DATA tkey, val;
- if (!PyString_Check(key)) {
- PyErr_SetString(PyExc_TypeError, "Expected string as key");
- return NULL;
- }
-
- tkey.dptr = (unsigned char *)PyString_AsString(key);
- tkey.dsize = PyString_Size(key);
-
- val = tdb_fetch(self->ctx, tkey);
- if (val.dptr == NULL) {
- PyErr_SetString(PyExc_KeyError, "No such TDB entry");
- return NULL;
- } else {
- return PyString_FromTDB_DATA(val);
- }
-}
-
-static int obj_setitem(PyTdbObject *self, PyObject *key, PyObject *value)
-{
- TDB_DATA tkey, tval;
- int ret;
- if (!PyString_Check(key)) {
- PyErr_SetString(PyExc_TypeError, "Expected string as key");
- return -1;
- }
-
- tkey = PyString_AsTDB_DATA(key);
-
- if (value == NULL) {
- ret = tdb_delete(self->ctx, tkey);
- } else {
- if (!PyString_Check(value)) {
- PyErr_SetString(PyExc_TypeError, "Expected string as value");
- return -1;
- }
-
- tval = PyString_AsTDB_DATA(value);
-
- ret = tdb_store(self->ctx, tkey, tval, TDB_REPLACE);
- }
-
- if (ret != 0) {
- PyErr_SetTDBError(self->ctx);
- return -1;
- }
-
- return ret;
-}
-
-static PyMappingMethods tdb_object_mapping = {
- .mp_subscript = (binaryfunc)obj_getitem,
- .mp_ass_subscript = (objobjargproc)obj_setitem,
-};
-PyTypeObject PyTdb = {
- .tp_name = "Tdb",
- .tp_basicsize = sizeof(PyTdbObject),
- .tp_methods = tdb_object_methods,
- .tp_getset = tdb_object_getsetters,
- .tp_new = py_tdb_open,
- .tp_doc = "A TDB file",
- .tp_repr = (reprfunc)tdb_object_repr,
- .tp_dealloc = (destructor)tdb_object_dealloc,
- .tp_as_mapping = &tdb_object_mapping,
- .tp_flags = Py_TPFLAGS_DEFAULT|Py_TPFLAGS_BASETYPE|Py_TPFLAGS_HAVE_ITER,
- .tp_iter = (getiterfunc)tdb_object_iter,
-};
-
-static PyMethodDef tdb_methods[] = {
- { "open", (PyCFunction)py_tdb_open, METH_VARARGS|METH_KEYWORDS, "open(name, hash_size=0, tdb_flags=TDB_DEFAULT, flags=O_RDWR, mode=0600)\n"
- "Open a TDB file." },
- { NULL }
-};
-
-void inittdb(void)
-{
- PyObject *m;
-
- if (PyType_Ready(&PyTdb) < 0)
- return;
-
- if (PyType_Ready(&PyTdbIterator) < 0)
- return;
-
- m = Py_InitModule3("tdb", tdb_methods, "TDB is a simple key-value database similar to GDBM that supports multiple writers.");
- if (m == NULL)
- return;
-
- PyModule_AddObject(m, "REPLACE", PyInt_FromLong(TDB_REPLACE));
- PyModule_AddObject(m, "INSERT", PyInt_FromLong(TDB_INSERT));
- PyModule_AddObject(m, "MODIFY", PyInt_FromLong(TDB_MODIFY));
-
- PyModule_AddObject(m, "DEFAULT", PyInt_FromLong(TDB_DEFAULT));
- PyModule_AddObject(m, "CLEAR_IF_FIRST", PyInt_FromLong(TDB_CLEAR_IF_FIRST));
- PyModule_AddObject(m, "INTERNAL", PyInt_FromLong(TDB_INTERNAL));
- PyModule_AddObject(m, "NOLOCK", PyInt_FromLong(TDB_NOLOCK));
- PyModule_AddObject(m, "NOMMAP", PyInt_FromLong(TDB_NOMMAP));
- PyModule_AddObject(m, "CONVERT", PyInt_FromLong(TDB_CONVERT));
- PyModule_AddObject(m, "BIGENDIAN", PyInt_FromLong(TDB_BIGENDIAN));
- PyModule_AddObject(m, "__docformat__", PyString_FromString("restructuredText"));
-
- Py_INCREF(&PyTdb);
- PyModule_AddObject(m, "Tdb", (PyObject *)&PyTdb);
-
- Py_INCREF(&PyTdbIterator);
-}