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Diffstat (limited to 'plugins/govm/instruction.c')
| -rw-r--r-- | plugins/govm/instruction.c | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/plugins/govm/instruction.c b/plugins/govm/instruction.c new file mode 100644 index 0000000..98ef526 --- /dev/null +++ b/plugins/govm/instruction.c @@ -0,0 +1,109 @@ + +/* OpenIDA - Outil d'analyse de fichiers binaires + * instruction.h - gestion des instructions de la machine virtuelle GoVM + * + * Copyright (C) 2009 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 "instruction.h" + + + + + +/* Répertoire de toutes les instructions GoVM */ +typedef struct _govm_instruction +{ + bin_t opcode; /* Opcode de l'instruction */ + + const char *keyword; /* Mot clef de la commande */ + +} govm_instruction; + + +static govm_instruction _instructions[GOP_COUNT] = { + + [GOP_SYSCALL] = { 0x00, "syscall" }, + [GOP_LI] = { 0x01, "li" }, + [GOP_JMP] = { 0x02, "jmp" }, + [GOP_JZ] = { 0x03, "jz" }, + [GOP_LB] = { 0x04, "lb" }, + [GOP_LW] = { 0x05, "lw" }, + [GOP_SB] = { 0x06, "sb" }, + [GOP_SW] = { 0x07, "sw" }, + [GOP_ADD] = { 0x08, "add" }, + [GOP_SALLOC] = { 0x09, "salloc" }, + [GOP_DIV] = { 0x0a, "div" }, + [GOP_NOR] = { 0x0b, "nor" }, + [GOP_POP] = { 0x0c, "pop" }, + [GOP_DUP] = { 0x0d, "dup" }, + [GOP_ROT] = { 0x0e, "rot" }, + [GOP_ROT3] = { 0x0f, "rot3" }, + [GOP_MOV_A] = { 0x10, "pop" }, + [GOP_MOV_B] = { 0x11, "pop" }, + [GOP_MOV_C] = { 0x12, "pop" }, + [GOP_MOV_D] = { 0x13, "pop" }, + [GOP_MOV_E] = { 0x14, "pop" }, + [GOP_MOV_F] = { 0x15, "pop" }, + [GOP_A_MOV] = { 0x16, "push" }, + [GOP_B_MOV] = { 0x17, "push" }, + [GOP_C_MOV] = { 0x18, "push" }, + [GOP_D_MOV] = { 0x19, "push" }, + [GOP_E_MOV] = { 0x1a, "push" }, + [GOP_F_MOV] = { 0x1b, "push" }, + [GOP_CALL] = { 0x1c, "call" }, + [GOP_LWS] = { 0x1d, "lws" }, + [GOP_SWS] = { 0x1e, "sws" }, + [GOP_SUB] = { 0x1f, "sub" }, + [GOP_NOT] = { 0x20, "not" }, + [GOP_EQU] = { 0x21, "equ" }, + [GOP_LOE] = { 0x22, "loe" }, + [GOP_GOE] = { 0x23, "goe" }, + [GOP_LT] = { 0x24, "lt" }, + [GOP_GT] = { 0x25, "gt" }, + [GOP_AND] = { 0x26, "and" }, + [GOP_OR] = { 0x27, "or" }, + [GOP_SHL] = { 0x28, "shl" }, + [GOP_SHR] = { 0x29, "shr" }, + [GOP_MUL] = { 0x2a, "mul" }, + [GOP_NOP] = { 0x2b, "nop" }, + [GOP_XOR] = { 0x2c, "xor" } + +}; + + + + +/****************************************************************************** +* * +* Paramètres : id = identifiant de l'instruction à exporter. * +* * +* Description : Fournit de quoi encodée une instruction donnée. * +* * +* Retour : Valeur de codage de l'instruction. * +* * +* Remarques : - * +* * +******************************************************************************/ + +bin_t get_govm_instruction_opcode(GoVMOpcodes id) +{ + return _instructions[id].opcode; + +} |