Define roles for allowed connections to servers.

1 files changed, 227 insertions, 0 deletions

diff --git a/plugins/pychrysalide/analysis/db/admin.c b/plugins/pychrysalide/analysis/db/admin.c
new file mode 100644
index 0000000..52027ac
--- /dev/null
+++ b/plugins/pychrysalide/analysis/db/admin.c
@@ -0,0 +1,227 @@
+
+/* Chrysalide - Outil d'analyse de fichiers binaires
+ * admin.c - équivalent Python du fichier "analysis/db/admin.c"
+ *
+ * Copyright (C) 2019 Cyrille Bagard
+ *
+ *  This file is part of Chrysalide.
+ *
+ *  Chrysalide is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  Chrysalide 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 General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+
+#include "admin.h"
+
+
+#include <assert.h>
+#include <pygobject.h>
+
+
+#include <i18n.h>
+#include <analysis/db/admin.h>
+
+
+#include "client.h"
+#include "../../access.h"
+#include "../../helpers.h"
+
+
+
+/* Crée un nouvel objet Python de type 'AdminClient'. */
+static PyObject *py_admin_client_new(PyTypeObject *, PyObject *, PyObject *);
+
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : type = type de l'objet à instancier.                         *
+*                args = arguments fournis à l'appel.                          *
+*                kwds = arguments de type key=val fournis.                    *
+*                                                                             *
+*  Description : Crée un nouvel objet Python de type 'AdminClient'.           *
+*                                                                             *
+*  Retour      : Instance Python mise en place.                               *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+static PyObject *py_admin_client_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+    PyObject *result;                       /* Instance à retourner        */
+    GAdminClient *client;                   /* Serveur mis en place        */
+
+#define ADMIN_CLIENT_DOC                                                              \
+    "AdminClient provides and receives binary updates to and from a connected"        \
+    " to a server.\n"                                                                   \
+    "\n"                                                                                \
+    "Such clients must be authenticated and communications are encrypted using TLS.\n"  \
+    "\n"                                                                                \
+    "Instances can be created using the following constructor:\n"                       \
+    "\n"                                                                                \
+    "    AdminClient()"                                                                 \
+    "\n"                                                                                \
+    "AdminClient instances emit the following signals:\n"                               \
+    "* 'snapshots-updated'\n"                                                           \
+    "    This signal is emitted when the snapshot list has evolved.\n"                  \
+    "\n"                                                                                \
+    "    Handlers are expected to have only one argument: the client managing the"      \
+    "    updated snapshots.\n"                                                          \
+    "* 'snapshot-changed'\n"                                                            \
+    "    This signal is emitted when the identifier of the current snapshot changed.\n" \
+    "\n"                                                                                \
+    "    Handlers are expected to have only one argument: the client managing the"      \
+    "    snapshots."
+
+    client = g_admin_client_new();
+
+    if (client != NULL)
+    {
+        result = pygobject_new(G_OBJECT(client));
+        g_object_unref(client);
+    }
+    else result = NULL;
+
+    return result;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : -                                                            *
+*                                                                             *
+*  Description : Fournit un accès à une définition de type à diffuser.        *
+*                                                                             *
+*  Retour      : Définition d'objet pour Python.                              *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+PyTypeObject *get_python_admin_client_type(void)
+{
+    static PyMethodDef py_admin_client_methods[] = {
+        { NULL }
+    };
+
+    static PyGetSetDef py_admin_client_getseters[] = {
+        { NULL }
+    };
+
+    static PyTypeObject py_admin_client_type = {
+
+        PyVarObject_HEAD_INIT(NULL, 0)
+
+        .tp_name        = "pychrysalide.analysis.db.AdminClient",
+        .tp_basicsize   = sizeof(PyGObject),
+
+        .tp_flags       = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
+
+        .tp_doc         = ADMIN_CLIENT_DOC,
+
+        .tp_methods     = py_admin_client_methods,
+        .tp_getset      = py_admin_client_getseters,
+        .tp_new         = py_admin_client_new,
+
+    };
+
+    return &py_admin_client_type;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : module = module dont la définition est à compléter.          *
+*                                                                             *
+*  Description : Prend en charge l'objet 'pychrysalide....db.AdminClient'.  *
+*                                                                             *
+*  Retour      : Bilan de l'opération.                                        *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+bool ensure_python_admin_client_is_registered(void)
+{
+    PyTypeObject *type;                     /* Type Python 'AdminClient'   */
+    PyObject *module;                       /* Module à recompléter        */
+    PyObject *dict;                         /* Dictionnaire du module      */
+
+    type = get_python_admin_client_type();
+
+    if (!PyType_HasFeature(type, Py_TPFLAGS_READY))
+    {
+        if (!ensure_python_hub_client_is_registered())
+            return false;
+
+        module = get_access_to_python_module("pychrysalide.analysis.db");
+
+        dict = PyModule_GetDict(module);
+
+        if (!register_class_for_pygobject(dict, G_TYPE_ADMIN_CLIENT, type, get_python_hub_client_type()))
+            return false;
+
+    }
+
+    return true;
+
+}
+
+
+/******************************************************************************
+*                                                                             *
+*  Paramètres  : arg = argument quelconque à tenter de convertir.             *
+*                dst = destination des valeurs récupérées en cas de succès.   *
+*                                                                             *
+*  Description : Tente de convertir en client administrateur.                 *
+*                                                                             *
+*  Retour      : Bilan de l'opération, voire indications supplémentaires.     *
+*                                                                             *
+*  Remarques   : -                                                            *
+*                                                                             *
+******************************************************************************/
+
+int convert_to_admin_client(PyObject *arg, void *dst)
+{
+    int result;                             /* Bilan à retourner           */
+
+    result = PyObject_IsInstance(arg, (PyObject *)get_python_admin_client_type());
+
+    switch (result)
+    {
+        case -1:
+            /* L'exception est déjà fixée par Python */
+            result = 0;
+            break;
+
+        case 0:
+            PyErr_SetString(PyExc_TypeError, "unable to convert the provided argument to admin client");
+            break;
+
+        case 1:
+            *((GAdminClient **)dst) = G_ADMIN_CLIENT(pygobject_get(arg));
+            break;
+
+        default:
+            assert(false);
+            break;
+
+    }
+
+    return result;
+
+}