diff options
Diffstat (limited to 'plugins/pychrysalide')
-rw-r--r-- | plugins/pychrysalide/arch/instruction.c | 126 | ||||
-rw-r--r-- | plugins/pychrysalide/arch/operand.c | 298 |
2 files changed, 415 insertions, 9 deletions
diff --git a/plugins/pychrysalide/arch/instruction.c b/plugins/pychrysalide/arch/instruction.c index 058106d..fcd0c83 100644 --- a/plugins/pychrysalide/arch/instruction.c +++ b/plugins/pychrysalide/arch/instruction.c @@ -26,6 +26,7 @@ #include <assert.h> +#include <malloc.h> #include <string.h> #include <pygobject.h> @@ -122,6 +123,12 @@ static PyObject *py_arch_instruction_replace_operand(PyObject *, PyObject *); /* Détache un opérande liée d'une instruction. */ static PyObject *py_arch_instruction_detach_operand(PyObject *, PyObject *); +/* Détermine le chemin conduisant à un opérande. */ +static PyObject *py_arch_instruction_find_operand_path(PyObject *, PyObject *); + +/* Obtient l'opérande correspondant à un chemin donné. */ +static PyObject *py_arch_instruction_get_operand_from_path(PyObject *, PyObject *); + /* ------------------- DEFINITION DES LIAISONS ENTRE INSTRUCTIONS ------------------- */ @@ -578,6 +585,123 @@ static PyObject *py_arch_instruction_detach_operand(PyObject *self, PyObject *ar } +/****************************************************************************** +* * +* Paramètres : self = architecture concernée par la procédure. * +* args = instruction représentant le point de départ. * +* * +* Description : Détermine le chemin conduisant à un opérande. * +* * +* Retour : Chemin d'accès à l'opérande ou None en cas d'absence. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_arch_instruction_find_operand_path(PyObject *self, PyObject *args) +{ + PyObject *result; /* Chemin à retourner */ + GArchOperand *target; /* Opérande ciblé par l'action */ + int ret; /* Bilan de lecture des args. */ + GArchInstruction *instr; /* Instruction manipulée */ + char *path; /* Chemin déterminé */ + +#define ARCH_INSTRUCTION_FIND_OPERAND_PATH_METHOD PYTHON_METHOD_DEF \ +( \ + find_operand_path, "$self, target, /", \ + METH_VARARGS, py_arch_instruction, \ + "Compute the path leading to an instruction operand.\n" \ + "\n" \ + "The *target* has to be an instance of pychrysalide.arch.ArchOperand" \ + " included in the instruction.\n" \ + "\n" \ + "The result is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index, or None if the *target* is not found. This kind of" \ + " path is aimed to be built for the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function." \ +) + + ret = PyArg_ParseTuple(args, "O&", convert_to_arch_operand, &target); + if (!ret) return NULL; + + instr = G_ARCH_INSTRUCTION(pygobject_get(self)); + + path = g_arch_instruction_find_operand_path(instr, target); + + if (path != NULL) + { + result = PyUnicode_FromString(path); + free(path); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : self = architecture concernée par la procédure. * +* args = instruction représentant le point de départ. * +* * +* Description : Obtient l'opérande correspondant à un chemin donné. * +* * +* Retour : Opérande trouvé ou None en cas d'échec. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_arch_instruction_get_operand_from_path(PyObject *self, PyObject *args) +{ + PyObject *result; /* Trouvaille à retourner */ + const char *path; /* Chemin à parcourir */ + int ret; /* Bilan de lecture des args. */ + GArchInstruction *instr; /* Instruction manipulée */ + GArchOperand *op; /* Opérande retrouvé */ + +#define ARCH_INSTRUCTION_GET_OPERAND_FROM_PATH_METHOD PYTHON_METHOD_DEF \ +( \ + get_operand_from_path, "$self, path, /", \ + METH_VARARGS, py_arch_instruction, \ + "Retrieve an operand from an instruction by its path.\n" \ + "\n" \ + "This *path* is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index. Such a path is usually built by the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function.\n" \ + "\n" \ + "The result is an pychrysalide.arch.ArchOperand instance, or" \ + " None if no operand was found." \ +) + + ret = PyArg_ParseTuple(args, "s", &path); + if (!ret) return NULL; + + instr = G_ARCH_INSTRUCTION(pygobject_get(self)); + + op = g_arch_instruction_get_operand_from_path(instr, path); + + if (op != NULL) + { + result = pygobject_new(G_OBJECT(op)); + g_object_unref(G_OBJECT(op)); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + /* ---------------------------------------------------------------------------------- */ /* DEFINITION DES LIAISONS ENTRE INSTRUCTIONS */ @@ -859,6 +983,8 @@ PyTypeObject *get_python_arch_instruction_type(void) METH_VARARGS, "detach_operand($self, target, /)\n--\n\nRemove an operand from the instruction." }, + ARCH_INSTRUCTION_FIND_OPERAND_PATH_METHOD, + ARCH_INSTRUCTION_GET_OPERAND_FROM_PATH_METHOD, { NULL } }; diff --git a/plugins/pychrysalide/arch/operand.c b/plugins/pychrysalide/arch/operand.c index 019e4a2..7fa5118 100644 --- a/plugins/pychrysalide/arch/operand.c +++ b/plugins/pychrysalide/arch/operand.c @@ -50,6 +50,12 @@ static void py_arch_operand_init_gclass(GArchOperandClass *, gpointer); /* Compare un opérande avec un autre. */ static int py_arch_operand___cmp___wrapper(const GArchOperand *, const GArchOperand *); +/* Détermine le chemin conduisant à un opérande interne. */ +static char *py_arch_operand_find_inner_operand_path_wrapper(const GArchOperand *, const GArchOperand *); + +/* Obtient l'opérande correspondant à un chemin donné. */ +static GArchOperand *py_arch_operand_get_inner_operand_from_path_wrapper(const GArchOperand *, const char *); + /* Traduit un opérande en version humainement lisible. */ static void py_arch_operand_print_wrapper(const GArchOperand *, GBufferLine *); @@ -64,6 +70,12 @@ static char *py_arch_operand_build_tooltip_wrapper(const GArchOperand *, const G /* Effectue une comparaison avec un objet Python 'ArchOperand'. */ static PyObject *py_arch_operand_richcompare(PyObject *, PyObject *, int); +/* Détermine le chemin conduisant à un opérande interne. */ +static PyObject *py_arch_operand_find_inner_operand_path(PyObject *, PyObject *); + +/* Obtient l'opérande correspondant à un chemin donné. */ +static PyObject *py_arch_operand_get_inner_operand_from_path(PyObject *, PyObject *); + /* ---------------------------------------------------------------------------------- */ @@ -105,6 +117,10 @@ static PyObject *py_arch_operand_new(PyTypeObject *type, PyObject *args, PyObjec "* pychrysalide.arch.ArchRegister._print();\n" \ "* pychrysalide.arch.ArchRegister._build_tooltip().\n" \ "\n" \ + "Some extra method definitions are optional for new classes:\n" \ + "* pychrysalide.arch.ArchRegister._find_inner_operand_path();\n" \ + "* pychrysalide.arch.ArchRegister._get_inner_operand_from_path().\n"\ + "\n" \ "Chrysalide creates an internal glue to provide rich comparisons" \ " for operands based on the old-style *__cmp__* function." @@ -165,6 +181,9 @@ static PyObject *py_arch_operand_new(PyTypeObject *type, PyObject *args, PyObjec static void py_arch_operand_init_gclass(GArchOperandClass *class, gpointer unused) { class->compare = py_arch_operand___cmp___wrapper; + class->find_inner = py_arch_operand_find_inner_operand_path_wrapper; + class->get_inner = py_arch_operand_get_inner_operand_from_path_wrapper; + class->print = py_arch_operand_print_wrapper; class->build_tooltip = py_arch_operand_build_tooltip_wrapper; @@ -224,10 +243,154 @@ static int py_arch_operand___cmp___wrapper(const GArchOperand *a, const GArchOpe result = PyLong_AsLong(pyret); } + Py_XDECREF(pyret); + Py_DECREF(args); + } + + Py_DECREF(pyobj); + + PyGILState_Release(gstate); + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : operand = opérande à consulter. * +* target = instruction à venir retrouver. * +* * +* Description : Détermine le chemin conduisant à un opérande interne. * +* * +* Retour : Chemin d'accès à l'opérande ou NULL en cas d'absence. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static char *py_arch_operand_find_inner_operand_path_wrapper(const GArchOperand *operand, const GArchOperand *target) +{ + char *result; /* Chemin à retourner */ + PyGILState_STATE gstate; /* Sauvegarde d'environnement */ + PyObject *pyobj; /* Objet Python concerné */ + PyObject *args; /* Arguments pour l'appel */ + PyObject *pyret; /* Bilan de consultation */ + +#define ARCH_OPERAND_FIND_INNER_OPERAND_PATH_WRAPPER PYTHON_WRAPPER_DEF \ +( \ + _find_inner_operand_path, "$self, target, /", \ + METH_VARARGS, \ + "Abstract method used to compute the path leading to an inner" \ + " operand.\n" \ + "\n" \ + "The *target* has to be an instance of pychrysalide.arch.ArchOperand" \ + " included in the operand.\n" \ + "\n" \ + "The result is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index, or None if the *target* is not found. This kind of" \ + " path is aimed to be built for the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function." \ +) + + result = NULL; + + gstate = PyGILState_Ensure(); + + pyobj = pygobject_new(G_OBJECT(operand)); + + if (has_python_method(pyobj, "_find_inner_operand_path")) + { + args = PyTuple_New(1); + PyTuple_SetItem(args, 0, pygobject_new(G_OBJECT(target))); + + pyret = run_python_method(pyobj, "_find_inner_operand_path", args); + + if (pyret != NULL) + { + if (PyUnicode_Check(pyret)) + result = strdup(PyUnicode_AsUTF8(pyret)); + } + Py_XDECREF(pyret); + Py_DECREF(args); + + } + + Py_DECREF(pyobj); + + PyGILState_Release(gstate); + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : operand = opérande à consulter. * +* path = chemin d'accès à un opérande à retrouver. * +* * +* Description : Obtient l'opérande correspondant à un chemin donné. * +* * +* Retour : Opérande trouvé ou NULL en cas d'échec. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static GArchOperand *py_arch_operand_get_inner_operand_from_path_wrapper(const GArchOperand *operand, const char *path) +{ + GArchOperand *result; /* Opérande trouvée à renvoyer */ + PyGILState_STATE gstate; /* Sauvegarde d'environnement */ + PyObject *pyobj; /* Objet Python concerné */ + PyObject *args; /* Arguments pour l'appel */ + PyObject *pyret; /* Bilan de consultation */ + +#define ARCH_OPERAND_GET_INNER_OPERAND_FROM_PATH_WRAPPER PYTHON_WRAPPER_DEF \ +( \ + _get_inner_operand_from_path, "$self, path, /", \ + METH_VARARGS, \ + "Abstract method used to retrieve an inner operand by its path.\n" \ + "\n" \ + "This *path* is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index. Such a path is usually built by the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function.\n" \ + "\n" \ + "The result is an pychrysalide.arch.ArchOperand instance, or" \ + " None if no operand was found." \ +) + + result = NULL; + + gstate = PyGILState_Ensure(); + + pyobj = pygobject_new(G_OBJECT(operand)); + + if (has_python_method(pyobj, "_get_inner_operand_from_path")) + { + args = PyTuple_New(1); + PyTuple_SetItem(args, 0, PyUnicode_FromString(path)); + + pyret = run_python_method(pyobj, "_get_inner_operand_from_path", args); + + if (pyret != NULL) + { + if (PyObject_TypeCheck(pyret, get_python_arch_operand_type())) + { + result = G_ARCH_OPERAND(pygobject_get(pyret)); + g_object_ref(G_OBJECT(result)); + } + + } + + Py_XDECREF(pyret); + + Py_DECREF(args); + } Py_DECREF(pyobj); @@ -278,10 +441,10 @@ static void py_arch_operand_print_wrapper(const GArchOperand *operand, GBufferLi pyret = run_python_method(pyobj, "_print", args); - Py_DECREF(args); - Py_XDECREF(pyret); + Py_DECREF(args); + } Py_DECREF(pyobj); @@ -311,7 +474,6 @@ static char *py_arch_operand_build_tooltip_wrapper(const GArchOperand *operand, PyObject *pyobj; /* Objet Python concerné */ PyObject *args; /* Arguments pour l'appel */ PyObject *pyret; /* Bilan de consultation */ - int ret; /* Bilan d'une conversion */ #define ARCH_OPERAND_BUILD_TOOLTIP_WRAPPER PYTHON_WRAPPER_DEF \ ( \ @@ -339,15 +501,12 @@ static char *py_arch_operand_build_tooltip_wrapper(const GArchOperand *operand, if (pyret != NULL) { - ret = PyUnicode_Check(pyret); - - if (ret) + if (PyUnicode_Check(pyret)) result = strdup(PyUnicode_AsUTF8(pyret)); - - Py_DECREF(pyret); - } + Py_XDECREF(pyret); + Py_DECREF(args); } @@ -414,6 +573,123 @@ static PyObject *py_arch_operand_richcompare(PyObject *a, PyObject *b, int op) /****************************************************************************** * * +* Paramètres : self = architecture concernée par la procédure. * +* args = instruction représentant le point de départ. * +* * +* Description : Détermine le chemin conduisant à un opérande interne. * +* * +* Retour : Chemin d'accès à l'opérande ou None en cas d'absence. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_arch_operand_find_inner_operand_path(PyObject *self, PyObject *args) +{ + PyObject *result; /* Chemin à retourner */ + GArchOperand *target; /* Opérande ciblé par l'action */ + int ret; /* Bilan de lecture des args. */ + GArchOperand *operand; /* Opérande manipulé */ + char *path; /* Chemin déterminé */ + +#define ARCH_OPERAND_FIND_INNER_OPERAND_PATH_METHOD PYTHON_METHOD_DEF \ +( \ + find_inner_operand_path, "$self, target, /", \ + METH_VARARGS, py_arch_operand, \ + "Compute the path leading to an inner operand.\n" \ + "\n" \ + "The *target* has to be an instance of pychrysalide.arch.ArchOperand" \ + " included in the operand.\n" \ + "\n" \ + "The result is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index, or None if the *target* is not found. This kind of" \ + " path is aimed to be built for the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function." \ +) + + ret = PyArg_ParseTuple(args, "O&", convert_to_arch_operand, &target); + if (!ret) return NULL; + + operand = G_ARCH_OPERAND(pygobject_get(self)); + + path = g_arch_operand_find_inner_operand_path(operand, target); + + if (path != NULL) + { + result = PyUnicode_FromString(path); + free(path); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + +/****************************************************************************** +* * +* Paramètres : self = architecture concernée par la procédure. * +* args = instruction représentant le point de départ. * +* * +* Description : Obtient l'opérande correspondant à un chemin donné. * +* * +* Retour : Opérande trouvé ou None en cas d'échec. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static PyObject *py_arch_operand_get_inner_operand_from_path(PyObject *self, PyObject *args) +{ + PyObject *result; /* Trouvaille à retourner */ + const char *path; /* Chemin à parcourir */ + int ret; /* Bilan de lecture des args. */ + GArchOperand *operand; /* Opérande manipulé */ + GArchOperand *op; /* Opérande retrouvé */ + +#define ARCH_OPERAND_GET_INNER_OPERAND_FROM_PATH_METHOD PYTHON_METHOD_DEF \ +( \ + get_inner_operand_from_path, "$self, path, /", \ + METH_VARARGS, py_arch_operand, \ + "Retrieve an inner operand by its path.\n" \ + "\n" \ + "This *path* is a string of the form 'n[:n:n:n]', where n is an" \ + " internal index. Such a path is usually built by the" \ + " pychrysalide.arch.ArchInstruction.find_operand_path() function.\n" \ + "\n" \ + "The result is an pychrysalide.arch.ArchOperand instance, or" \ + " None if no operand was found." \ +) + + ret = PyArg_ParseTuple(args, "s", &path); + if (!ret) return NULL; + + operand = G_ARCH_OPERAND(pygobject_get(self)); + + op = g_arch_operand_get_inner_operand_from_path(operand, path); + + if (op != NULL) + { + result = pygobject_new(G_OBJECT(op)); + g_object_unref(G_OBJECT(op)); + } + else + { + result = Py_None; + Py_INCREF(result); + } + + return result; + +} + + +/****************************************************************************** +* * * Paramètres : - * * * * Description : Fournit un accès à une définition de type à diffuser. * @@ -428,8 +704,12 @@ PyTypeObject *get_python_arch_operand_type(void) { static PyMethodDef py_arch_operand_methods[] = { ARCH_OPERAND_CMP_WRAPPER, + ARCH_OPERAND_FIND_INNER_OPERAND_PATH_WRAPPER, + ARCH_OPERAND_GET_INNER_OPERAND_FROM_PATH_WRAPPER, ARCH_OPERAND_PRINT_WRAPPER, ARCH_OPERAND_BUILD_TOOLTIP_WRAPPER, + ARCH_OPERAND_FIND_INNER_OPERAND_PATH_METHOD, + ARCH_OPERAND_GET_INNER_OPERAND_FROM_PATH_METHOD, { NULL } }; |