diff options
Diffstat (limited to 'plugins/pychrysalide/glibext/serialize.c')
-rw-r--r-- | plugins/pychrysalide/glibext/serialize.c | 141 |
1 files changed, 59 insertions, 82 deletions
diff --git a/plugins/pychrysalide/glibext/serialize.c b/plugins/pychrysalide/glibext/serialize.c index 40fcef7..61f359f 100644 --- a/plugins/pychrysalide/glibext/serialize.c +++ b/plugins/pychrysalide/glibext/serialize.c @@ -1,8 +1,8 @@ /* Chrysalide - Outil d'analyse de fichiers binaires - * serialize.c - équivalent Python du fichier "analysis/storage/serialize.h" + * serialize.c - équivalent Python du fichier "glibext/serialize.h" * - * Copyright (C) 2020 Cyrille Bagard + * Copyright (C) 2020-2025 Cyrille Bagard * * This file is part of Chrysalide. * @@ -28,13 +28,12 @@ #include <pygobject.h> -#include <analysis/storage/serialize-int.h> +#include <glibext/serialize-int.h> #include "storage.h" -#include "../../access.h" -#include "../../helpers.h" -#include "../../common/packed.h" +#include "../access.h" +#include "../helpers.h" @@ -42,23 +41,23 @@ /* Procède à l'initialisation de l'interface de génération. */ -static void py_serializable_object_interface_init(GSerializableObjectIface *, gpointer *); +static void py_serializable_object_interface_init(GSerializableObjectInterface *, gpointer *); -/* Charge un objet depuis une mémoire tampon. */ -static bool py_serializable_object_load_wrapper(GSerializableObject *, GObjectStorage *, packed_buffer_t *); +/* Charge un objet depuis un flux de données. */ +static bool py_serializable_object_load_wrapper(GSerializableObject *, GObjectStorage *, int); -/* Sauvegarde un objet dans une mémoire tampon. */ -static bool py_serializable_object_store_wrapper(const GSerializableObject *, GObjectStorage *, packed_buffer_t *); +/* Sauvegarde un objet dans un flux de données. */ +static bool py_serializable_object_store_wrapper(const GSerializableObject *, GObjectStorage *, int); /* ------------------------- CONNEXION AVEC L'API DE PYTHON ------------------------- */ -/* Charge un objet depuis une mémoire tampon. */ +/* Charge un objet depuis un flux de données. */ static bool py_serializable_object_load(PyObject *, PyObject *); -/* Sauvegarde un objet dans une mémoire tampon. */ +/* Sauvegarde un objet dans un flux de données. */ static bool py_serializable_object_store(PyObject *, PyObject *); @@ -81,7 +80,7 @@ static bool py_serializable_object_store(PyObject *, PyObject *); * * ******************************************************************************/ -static void py_serializable_object_interface_init(GSerializableObjectIface *iface, gpointer *unused) +static void py_serializable_object_interface_init(GSerializableObjectInterface *iface, gpointer *unused) { #define SERIALIZABLE_OBJECT_DOC \ @@ -94,8 +93,8 @@ static void py_serializable_object_interface_init(GSerializableObjectIface *ifac " ...\n" \ "\n" \ "The following methods have to be defined for new implementations:\n" \ - "* pychrysalide.analysis.storage.SerializableObject._load();\n" \ - "* pychrysalide.analysis.storage.SerializableObject._store();\n" + "* pychrysalide.glibext.SerializableObject._load();\n" \ + "* pychrysalide.glibext.SerializableObject._store();\n" iface->load = py_serializable_object_load_wrapper; iface->store = py_serializable_object_store_wrapper; @@ -106,10 +105,10 @@ static void py_serializable_object_interface_init(GSerializableObjectIface *ifac /****************************************************************************** * * * Paramètres : object = instruction d'assemblage à consulter. * -* storage = conservateur de données à manipuler ou NULL. * -* pbuf = zone tampon à remplir. * +* storage = conservateur de données à manipuler. * +* fd = flux ouvert en lecture. * * * -* Description : Charge un objet depuis une mémoire tampon. * +* Description : Charge un objet depuis un flux de données. * * * * Retour : Bilan de l'opération. * * * @@ -117,25 +116,24 @@ static void py_serializable_object_interface_init(GSerializableObjectIface *ifac * * ******************************************************************************/ -static bool py_serializable_object_load_wrapper(GSerializableObject *object, GObjectStorage *storage, packed_buffer_t *pbuf) +static bool py_serializable_object_load_wrapper(GSerializableObject *object, GObjectStorage *storage, int fd) { bool result; /* Bilan à retourner */ PyGILState_STATE gstate; /* Sauvegarde d'environnement */ - PyObject *storage_obj; /* Objet Python à emmployer */ PyObject *args; /* Arguments pour l'appel */ PyObject *pyobj; /* Objet Python concerné */ PyObject *pyret; /* Bilan de consultation */ #define SERIALIZABLE_OBJECT_LOAD_WRAPPER PYTHON_WRAPPER_DEF \ ( \ - _load, "$self, storage, pbuf, /", \ + _load, "$self, storage, fd, /", \ METH_VARARGS, \ - "Abstract method used to load an object definition from buffered data.\n" \ + "Abstract method used to load an object definition from a data stream.\n" \ "\n" \ - "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \ - " provided to store inner objects, if relevant, or None. The *pbuf*" \ - " argument points to a pychrysalide.common.PackedBuffer object containing" \ - " the data to process.\n" \ + "The *storage* is a pychrysalide.glibext.ObjectStorage instance" \ + " provided to store inner objects. The *fd* argument is an integer value" \ + " provided as a file descriptor which as to be kept open after" \ + " processing.\n" \ "\n" \ "The result is a boolean indicating the status of the operation." \ ) @@ -148,17 +146,9 @@ static bool py_serializable_object_load_wrapper(GSerializableObject *object, GOb if (has_python_method(pyobj, "_load")) { - if (storage == NULL) - { - storage_obj = Py_None; - Py_INCREF(storage_obj); - } - else - storage_obj = pygobject_new(G_OBJECT(storage)); - args = PyTuple_New(2); - PyTuple_SetItem(args, 0, storage_obj); - PyTuple_SetItem(args, 1, build_from_internal_packed_buffer(pbuf)); + PyTuple_SetItem(args, 0, pygobject_new(G_OBJECT(storage))); + PyTuple_SetItem(args, 1, PyLong_FromLong(fd)); pyret = run_python_method(pyobj, "_load", args); @@ -182,10 +172,10 @@ static bool py_serializable_object_load_wrapper(GSerializableObject *object, GOb /****************************************************************************** * * * Paramètres : object = instruction d'assemblage à consulter. * -* storage = conservateur de données à manipuler ou NULL. * -* pbuf = zone tampon à remplir. * +* storage = conservateur de données à manipuler. * +* fd = flux ouvert en écriture. * * * -* Description : Sauvegarde un objet dans une mémoire tampon. * +* Description : Sauvegarde un objet dans un flux de données. * * * * Retour : Bilan de l'opération. * * * @@ -193,25 +183,24 @@ static bool py_serializable_object_load_wrapper(GSerializableObject *object, GOb * * ******************************************************************************/ -static bool py_serializable_object_store_wrapper(const GSerializableObject *object, GObjectStorage *storage, packed_buffer_t *pbuf) +static bool py_serializable_object_store_wrapper(const GSerializableObject *object, GObjectStorage *storage, int fd) { bool result; /* Bilan à retourner */ PyGILState_STATE gstate; /* Sauvegarde d'environnement */ - PyObject *storage_obj; /* Objet Python à emmployer */ PyObject *args; /* Arguments pour l'appel */ PyObject *pyobj; /* Objet Python concerné */ PyObject *pyret; /* Bilan de consultation */ #define SERIALIZABLE_OBJECT_STORE_WRAPPER PYTHON_WRAPPER_DEF \ ( \ - _store, "$self, storage, pbuf, /", \ + _store, "$self, storage, fd, /", \ METH_VARARGS, \ - "Abstract method used to store an object definition into buffered data.\n" \ + "Abstract method used to store an object definition into a data stream.\n" \ "\n" \ - "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \ - " provided to store inner objects, if relevant, or None. The *pbuf*" \ - " argument points to a pychrysalide.common.PackedBuffer object containing" \ - " the data to process.\n" \ + "The *storage* is a pychrysalide.glibext.ObjectStorage instance" \ + " provided to store inner objects. The *fd* argument is an integer value" \ + " provided as a file descriptor which as to be kept open after" \ + " processing.\n" \ "\n" \ "The result is a boolean indicating the status of the operation." \ ) @@ -224,17 +213,9 @@ static bool py_serializable_object_store_wrapper(const GSerializableObject *obje if (has_python_method(pyobj, "_store")) { - if (storage == NULL) - { - storage_obj = Py_None; - Py_INCREF(storage_obj); - } - else - storage_obj = pygobject_new(G_OBJECT(storage)); - args = PyTuple_New(2); - PyTuple_SetItem(args, 0, storage_obj); - PyTuple_SetItem(args, 1, build_from_internal_packed_buffer(pbuf)); + PyTuple_SetItem(args, 0, pygobject_new(G_OBJECT(storage))); + PyTuple_SetItem(args, 1, PyLong_FromLong(fd)); pyret = run_python_method(pyobj, "_store", args); @@ -266,7 +247,7 @@ static bool py_serializable_object_store_wrapper(const GSerializableObject *obje * Paramètres : self = classe représentant un générateur à manipuler. * * args = arguments fournis à l'appel. * * * -* Description : Charge un objet depuis une mémoire tampon. * +* Description : Charge un objet depuis un flux de données. * * * * Retour : Bilan de l'opération. * * * @@ -278,32 +259,30 @@ static bool py_serializable_object_load(PyObject *self, PyObject *args) { PyObject *result; /* Bilan à retourner */ GObjectStorage *storage; /* Conservateur à manipuler */ - packed_buffer_t *pbuf; /* Tampon de données à employer*/ + int fd; /* Flux ouvert (en lecture) */ int ret; /* Bilan de lecture des args. */ GSerializableObject *object; /* Version native */ bool status; /* Bilan de l'opération */ #define SERIALIZABLE_OBJECT_LOAD_METHOD PYTHON_METHOD_DEF \ ( \ - load, "$self, storage, pbuf, /", \ + load, "$self, storage, fd, /", \ METH_VARARGS, py_serializable_object, \ - "Load an object definition from buffered data.\n" \ + "Load an object definition from a data stream.\n" \ "\n" \ - "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \ - " provided to store inner objects, if relevant, or None. The *pbuf*" \ - " argument points to a pychrysalide.common.PackedBuffer object containing" \ - " the data to process.\n" \ + "The *storage* is a pychrysalide.glibext.ObjectStorage instance" \ + " provided to store inner objects. The *fd* argument is an integer value" \ + " used as a file descriptor for writing data\n" \ "\n" \ "The result is a boolean indicating the status of the operation." \ ) - ret = PyArg_ParseTuple(args, "O&O&", convert_to_object_storage_or_none, &storage, - convert_to_packed_buffer, &pbuf); + ret = PyArg_ParseTuple(args, "O&i", convert_to_object_storage, &storage, &fd); if (!ret) return NULL; object = G_SERIALIZABLE_OBJECT(pygobject_get(self)); - status = g_serializable_object_load(object, storage, pbuf); + status = g_serializable_object_load(object, storage, fd); result = status ? Py_True : Py_False; Py_INCREF(result); @@ -318,7 +297,7 @@ static bool py_serializable_object_load(PyObject *self, PyObject *args) * Paramètres : self = classe représentant un générateur à manipuler. * * args = arguments fournis à l'appel. * * * -* Description : Sauvegarde un objet dans une mémoire tampon. * +* Description : Sauvegarde un objet dans un flux de données. * * * * Retour : Bilan de l'opération. * * * @@ -330,32 +309,30 @@ static bool py_serializable_object_store(PyObject *self, PyObject *args) { PyObject *result; /* Bilan à retourner */ GObjectStorage *storage; /* Conservateur à manipuler */ - packed_buffer_t *pbuf; /* Tampon de données à employer*/ + int fd; /* Flux ouvert (en lecture) */ int ret; /* Bilan de lecture des args. */ GSerializableObject *object; /* Version native */ bool status; /* Bilan de l'opération */ #define SERIALIZABLE_OBJECT_STORE_METHOD PYTHON_METHOD_DEF \ ( \ - store, "$self, storage, pbuf, /", \ + store, "$self, storage, fd, /", \ METH_VARARGS, py_serializable_object, \ - "Store an object definition into buffered data.\n" \ + "Store an object definition into a data stream.\n" \ "\n" \ - "The *storage* is a pychrysalide.analysis.storage.ObjectStorage instance" \ - " provided to store inner objects, if relevant, or None. The *pbuf*" \ - " argument points to a pychrysalide.common.PackedBuffer object containing" \ - " the data to process.\n" \ + "The *storage* is a pychrysalide.glibext.ObjectStorage instance" \ + " provided to store inner objects. The *fd* argument is an integer value" \ + " used as a file descriptor for writing data\n" \ "\n" \ "The result is a boolean indicating the status of the operation." \ ) - ret = PyArg_ParseTuple(args, "O&O&", convert_to_object_storage_or_none, &storage, - convert_to_packed_buffer, &pbuf); + ret = PyArg_ParseTuple(args, "O&i", convert_to_object_storage, &storage, &fd); if (!ret) return NULL; object = G_SERIALIZABLE_OBJECT(pygobject_get(self)); - status = g_serializable_object_store(object, storage, pbuf); + status = g_serializable_object_store(object, storage, fd); result = status ? Py_True : Py_False; Py_INCREF(result); @@ -395,7 +372,7 @@ PyTypeObject *get_python_serializable_object_type(void) PyVarObject_HEAD_INIT(NULL, 0) - .tp_name = "pychrysalide.analysis.storage.SerializableObject", + .tp_name = "pychrysalide.glibext.SerializableObject", .tp_basicsize = sizeof(PyObject), .tp_flags = Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE, @@ -442,7 +419,7 @@ bool ensure_python_serializable_object_is_registered(void) if (!PyType_HasFeature(type, Py_TPFLAGS_READY)) { - module = get_access_to_python_module("pychrysalide.analysis.storage"); + module = get_access_to_python_module("pychrysalide.glibext"); dict = PyModule_GetDict(module); |