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Diffstat (limited to 'src/arch/dalvik/op_sub.c')
-rw-r--r-- | src/arch/dalvik/op_sub.c | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/arch/dalvik/op_sub.c b/src/arch/dalvik/op_sub.c new file mode 100644 index 0000000..8308616 --- /dev/null +++ b/src/arch/dalvik/op_sub.c @@ -0,0 +1,65 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * op_sub.c - décodage des opérations de soustraction + * + * 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 "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. * +* * +* Description : Décode une instruction de type 'sub-int'. * +* * +* Retour : Instruction mise en place ou NULL. * +* * +* Remarques : - * +* * +******************************************************************************/ + +GArchInstruction *dalvik_read_instr_sub_int(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, const GDalvikProcessor *proc) +{ + GArchInstruction *result; /* Instruction à retourner */ + SourceEndian endian; /* Boutisme lié au binaire */ + + result = g_dalvik_instruction_new(DOP_SUB_INT); + + endian = g_arch_processor_get_endianness(G_ARCH_PROCESSOR(proc)); + + if (!dalvik_read_operands(result, data, pos, len, endian, DALVIK_OPT_23X)) + { + g_object_unref(G_OBJECT(result)); + return NULL; + } + + return result; + +} |