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/* Chrysalide - Outil d'analyse de fichiers binaires
* check.c - décodage des vérifications de types
*
* Copyright (C) 2010-2012 Cyrille Bagard
*
* This file is part of Chrysalide.
*
* 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 "opcodes.h"
#include "../instruction.h"
#include "../operand.h"
/******************************************************************************
* *
* Paramètres : data = flux de données à analyser. *
* pos = position courante dans ce flux. [OUT] *
* len = taille totale des données à analyser. *
* addr = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* fmt = format du fichier contenant le code. *
* *
* Description : Décode une instruction de type 'check-cast'. *
* *
* Retour : Instruction mise en place ou NULL. *
* *
* Remarques : - *
* *
******************************************************************************/
GArchInstruction *dalvik_read_instr_check_cast(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, const GDalvikProcessor *proc, const GDexFormat *fmt)
{
GArchInstruction *result; /* Instruction à retourner */
SourceEndian endian; /* Boutisme lié au binaire */
result = g_dalvik_instruction_new(DOP_CHECK_CAST);
endian = g_arch_processor_get_endianness(G_ARCH_PROCESSOR(proc));
if (!dalvik_read_operands(result, fmt, data, pos, len, endian, DALVIK_OPT_21C | DALVIK_OP_POOL(DPT_TYPE)))
{
g_object_unref(G_OBJECT(result));
return NULL;
}
return result;
}
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