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Diffstat (limited to 'plugins/dalvik/operand.h')
| -rw-r--r-- | plugins/dalvik/operand.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/plugins/dalvik/operand.h b/plugins/dalvik/operand.h new file mode 100644 index 0000000..b34c87c --- /dev/null +++ b/plugins/dalvik/operand.h @@ -0,0 +1,125 @@ + +/* Chrysalide - Outil d'analyse de fichiers binaires + * operand.h - prototypes pour l'aide à la création d'opérandes Dalvik + * + * Copyright (C) 2010-2017 Cyrille Bagard + * + * This file is part of Chrysalide. + * + * Chrysalide 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. + * + * Chrysalide 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 _ARCH_DALVIK_OPERAND_H +#define _ARCH_DALVIK_OPERAND_H + + +#include <arch/instruction.h> +#include <plugins/dex/format.h> + + +#include "operands/args.h" +#include "operands/pool.h" +#include "operands/register.h" + + + +/** + * Cf. les documentations suivantes : + * - http://www.netmite.com/android/mydroid/dalvik/docs/instruction-formats.html + * - http://www.netmite.com/android/mydroid/dalvik/docs/dalvik-bytecode.html + * - http://pallergabor.uw.hu/androidblog/dalvik_opcodes.html + */ + + +/* Construction d'identifiants typés */ + +#define DALVIK_OP_LEN_OFF 28 +#define DALVIK_OP_LEN_MASK 0xf0000000 + +#define DALVIK_OP_REG_OFF 24 +#define DALVIK_OP_REG_MASK 0x0f000000 +#define DALVIK_OP_REG_RANGE 0xf + +#define DALVIK_OP_POOL_OFF 20 +#define DALVIK_OP_POOL_MASK 0x00f00000 + +#define DALVIK_OP_EXTRA_MASK (DALVIK_OP_POOL_MASK) + +#define DALVIK_OP_LEN(l) ((l) << DALVIK_OP_LEN_OFF) +#define DALVIK_OP_GET_LEN(v) (((v) & DALVIK_OP_LEN_MASK) >> DALVIK_OP_LEN_OFF) + +#define DALVIK_OP_REG(r) ((r) << DALVIK_OP_REG_OFF) +#define DALVIK_OP_COUNT_REG(v) (((v) & DALVIK_OP_REG_MASK) >> DALVIK_OP_REG_OFF) + +#define DALVIK_OP_POOL(p) ((p) << DALVIK_OP_POOL_OFF) +#define DALVIK_OP_GET_POOL(v) (((v) & DALVIK_OP_POOL_MASK) >> DALVIK_OP_POOL_OFF) + +#define DALVIK_OP_GET_MNEMONIC(v) ((v) & 0xff) + + +/* Types d'opérandes supportés */ +typedef enum _DalvikOperandType +{ + DALVIK_OPT_10T = DALVIK_OP_LEN(1) | DALVIK_OP_REG(0) | 'T', + DALVIK_OPT_10X = DALVIK_OP_LEN(1) | DALVIK_OP_REG(0) | 'X', + + DALVIK_OPT_11N = DALVIK_OP_LEN(1) | DALVIK_OP_REG(1) | 'N', + DALVIK_OPT_11X = DALVIK_OP_LEN(1) | DALVIK_OP_REG(1) | 'X', + + DALVIK_OPT_12X = DALVIK_OP_LEN(1) | DALVIK_OP_REG(2) | 'X', + + DALVIK_OPT_20T = DALVIK_OP_LEN(2) | DALVIK_OP_REG(0) | 'T', + + DALVIK_OPT_21C = DALVIK_OP_LEN(2) | DALVIK_OP_REG(1) | 'C', + DALVIK_OPT_21H = DALVIK_OP_LEN(2) | DALVIK_OP_REG(1) | 'H', + DALVIK_OPT_21S = DALVIK_OP_LEN(2) | DALVIK_OP_REG(1) | 'S', + DALVIK_OPT_21T = DALVIK_OP_LEN(2) | DALVIK_OP_REG(1) | 'T', + + DALVIK_OPT_22B = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'B', + DALVIK_OPT_22C = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'C', + DALVIK_OPT_22S = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'S', + DALVIK_OPT_22T = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'T', + DALVIK_OPT_22X = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'X', + + DALVIK_OPT_23X = DALVIK_OP_LEN(2) | DALVIK_OP_REG(3) | 'X', + + DALVIK_OPT_30T = DALVIK_OP_LEN(3) | DALVIK_OP_REG(0) | 'T', + + DALVIK_OPT_31C = DALVIK_OP_LEN(3) | DALVIK_OP_REG(1) | 'C', + DALVIK_OPT_31I = DALVIK_OP_LEN(3) | DALVIK_OP_REG(1) | 'I', + DALVIK_OPT_31T = DALVIK_OP_LEN(3) | DALVIK_OP_REG(1) | 'T', + + DALVIK_OPT_32X = DALVIK_OP_LEN(3) | DALVIK_OP_REG(2) | 'X', + + DALVIK_OPT_35C = DALVIK_OP_LEN(3) | DALVIK_OP_REG(5) | 'C', + + DALVIK_OPT_3RC = DALVIK_OP_LEN(3) | DALVIK_OP_REG(DALVIK_OP_REG_RANGE) | 'C', + DALVIK_OPT_3RMS = DALVIK_OP_LEN(3) | DALVIK_OP_REG(DALVIK_OP_REG_RANGE) | 'M', + DALVIK_OPT_3RFS = DALVIK_OP_LEN(3) | DALVIK_OP_REG(DALVIK_OP_REG_RANGE) | 'F', + + DALVIK_OPT_51L = DALVIK_OP_LEN(5) | DALVIK_OP_REG(1) | 'L' + +} DalvikOperandType; + + +/* Procède à la lecture d'opérandes pour une instruction. */ +bool dalvik_read_operands(GArchInstruction *, GExeFormat *, const GBinContent *, vmpa2t *, SourceEndian, DalvikOperandType); + +/* Procède à la lecture d'opérandes pour une instruction. */ +void dalvik_mark_first_operand_as_written(GArchInstruction *); + + + +#endif /* _ARCH_DALVIK_OPERAND_H */ |