diff options
Diffstat (limited to 'src/decomp/expr')
| -rw-r--r-- | src/decomp/expr/Makefile.am | 3 | ||||
| -rw-r--r-- | src/decomp/expr/return.c | 159 | ||||
| -rw-r--r-- | src/decomp/expr/return.h | 60 |
3 files changed, 221 insertions, 1 deletions
diff --git a/src/decomp/expr/Makefile.am b/src/decomp/expr/Makefile.am index 3c15758..d6d6d04 100644 --- a/src/decomp/expr/Makefile.am +++ b/src/decomp/expr/Makefile.am @@ -8,7 +8,8 @@ libdecompexpr_la_SOURCES = \ block.h block.c \ call.h call.c \ immediate.h immediate.c \ - pseudo.h pseudo.c + pseudo.h pseudo.c \ + return.h return.c libdecompexpr_la_LDFLAGS = diff --git a/src/decomp/expr/return.c b/src/decomp/expr/return.c new file mode 100644 index 0000000..e29f022 --- /dev/null +++ b/src/decomp/expr/return.c @@ -0,0 +1,159 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * return.c - représentation des ordres de retour + * + * Copyright (C) 2010 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#include "return.h" + + +#include "../expression-int.h" + + + +/* Définition d'un ordre de retour (instance) */ +struct _GReturnExpression +{ + GDecExpression parent; /* A laisser en premier */ + + GDecExpression *payload; /* Eventuel paquet associé */ + +}; + + +/* Définition d'un ordre de retour (classe) */ +struct _GReturnExpressionClass +{ + GDecExpressionClass parent; /* A laisser en premier */ + +}; + + + +/* Initialise la classe des ordres de retour. */ +static void g_return_expression_class_init(GReturnExpressionClass *); + +/* Initialise une instance d'ordre de retour. */ +static void g_return_expression_init(GReturnExpression *); + +/* Imprime pour l'écran un version humaine d'une expression. */ +static void g_return_expression_print(const GReturnExpression *, GCodeBuffer *, GBufferLine *, GLangOutput *); + + + +/* Indique le type défini pour un ordre de retour. */ +G_DEFINE_TYPE(GReturnExpression, g_return_expression, G_TYPE_DEC_EXPRESSION); + + +/****************************************************************************** +* * +* Paramètres : klass = classe à initialiser. * +* * +* Description : Initialise la classe des ordres de retour. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static void g_return_expression_class_init(GReturnExpressionClass *klass) +{ + +} + + +/****************************************************************************** +* * +* Paramètres : expr = instance à initialiser. * +* * +* Description : Initialise une instance d'ordre de retour. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static void g_return_expression_init(GReturnExpression *expr) +{ + GDecInstruction *instr; /* Autre version de l'objet */ + + instr = G_DEC_INSTRUCTION(expr); + + instr->print = (dec_instr_print_fc)g_return_expression_print; + +} + + +/****************************************************************************** +* * +* Paramètres : payload = éventuelle expression à associer au retour. * +* * +* Description : Constitue un ordre de retour vers l'appelant. * +* * +* Retour : Expression mise en place. * +* * +* Remarques : - * +* * +******************************************************************************/ + +GDecInstruction *g_return_expression_new(GDecExpression *payload) +{ + GReturnExpression *result; /* Expression à retourner */ + + result = g_object_new(G_TYPE_RETURN_EXPRESSION, NULL); + + result->payload = payload; + + return G_DEC_INSTRUCTION(result); + +} + + +/****************************************************************************** +* * +* Paramètres : expr = expression à transcrire en version humaine. * +* buffer = tampon où doit se réaliser l'insertion. * +* line = ligne d'impression prête à emploi ou NULL. * +* output = langage de programmation de sortie. * +* * +* Description : Imprime pour l'écran un version humaine d'une expression. * +* * +* Retour : - * +* * +* Remarques : - * +* * +******************************************************************************/ + +static void g_return_expression_print(const GReturnExpression *expr, GCodeBuffer *buffer, GBufferLine *line, GLangOutput *output) +{ + g_buffer_line_insert_text(line, BLC_ASSEMBLY_HEAD, "return", 6, RTT_KEY_WORD); + + if (expr->payload != NULL) + { + g_buffer_line_insert_text(line, BLC_ASSEMBLY_HEAD, " ", 1, RTT_RAW); + + g_dec_instruction_print(G_DEC_INSTRUCTION(expr->payload), + buffer, line, output); + + } + +} diff --git a/src/decomp/expr/return.h b/src/decomp/expr/return.h new file mode 100644 index 0000000..093ee32 --- /dev/null +++ b/src/decomp/expr/return.h @@ -0,0 +1,60 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * return.h - prototypes pour la représentation des ordres de retour + * + * Copyright (C) 2010 Cyrille Bagard + * + * This file is part of OpenIDA. + * + * OpenIDA 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. + * + * OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>. + */ + + +#ifndef _DECOMP_EXPR_RETURN_H +#define _DECOMP_EXPR_RETURN_H + + +#include <glib-object.h> + + +#include "../expression.h" +#include "../instruction.h" + + + +#define G_TYPE_RETURN_EXPRESSION g_return_expression_get_type() +#define G_RETURN_EXPRESSION(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), g_return_expression_get_type(), GReturnExpression)) +#define G_IS_RETURN_EXPRESSION(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj), g_return_expression_get_type())) +#define G_RETURN_EXPRESSION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass), G_TYPE_RETURN_EXPRESSION, GReturnExpressionClass)) +#define G_IS_RETURN_EXPRESSION_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass), G_TYPE_RETURN_EXPRESSION)) +#define G_RETURN_EXPRESSION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS((obj), G_TYPE_RETURN_EXPRESSION, GReturnExpressionClass)) + + + +/* Définition d'un ordre de retour (instance) */ +typedef struct _GReturnExpression GReturnExpression; + +/* Définition d'un ordre de retour (classe) */ +typedef struct _GReturnExpressionClass GReturnExpressionClass; + + +/* Indique le type défini pour un ordre de retour. */ +GType g_return_expression_get_type(void); + +/* Constitue un ordre de retour vers l'appelant. */ +GDecInstruction *g_return_expression_new(GDecExpression *); + + + +#endif /* _DECOMP_EXPR_RETURN_H */ |