diff options
Diffstat (limited to 'src/arch/x86/instruction.c')
| -rw-r--r-- | src/arch/x86/instruction.c | 75 |
1 files changed, 74 insertions, 1 deletions
diff --git a/src/arch/x86/instruction.c b/src/arch/x86/instruction.c index f9dd828..67a1fe0 100644 --- a/src/arch/x86/instruction.c +++ b/src/arch/x86/instruction.c @@ -24,6 +24,7 @@ #include "instruction.h" +#include "operand.h" #include "../instruction-int.h" #include "../../common/extstr.h" @@ -312,7 +313,8 @@ static x86_instruction _instructions[XOP_COUNT] = { /* Traduit une instruction en version humainement lisible. */ static const char *x86_get_instruction_text(const GX86Instruction *, const exe_format *, AsmSyntax); - +/* Informe sur une éventuelle référence à une autre instruction. */ +static InstructionLinkType x86_get_instruction_link(const GX86Instruction *, vmpa_t *); @@ -359,6 +361,7 @@ static void g_x86_instruction_init(GX86Instruction *instr) parent = G_ARCH_INSTRUCTION(instr); parent->get_text = (get_instruction_text_fc)x86_get_instruction_text; + parent->get_link = (get_instruction_link_fc)x86_get_instruction_link; } @@ -510,3 +513,73 @@ static const char *x86_get_instruction_text(const GX86Instruction *instr, const return result; } + + +/****************************************************************************** +* * +* Paramètres : instr = instruction à consulter. * +* addr = eventuelle adresse associée à faire connaître. [OUT] * +* * +* Description : Informe sur une éventuelle référence à une autre instruction.* +* * +* Retour : Type de lien trouvé ou ILT_NONE si aucun. * +* * +* Remarques : - * +* * +******************************************************************************/ + +static InstructionLinkType x86_get_instruction_link(const GX86Instruction *instr, vmpa_t *addr) +{ + InstructionLinkType result; /* Type de lien à retourner */ + const GX86RelativeOperand *relative; /* Adresse relative */ + + switch (instr->type) + { + case XOP_JO_REL8: + case XOP_JNO_REL8: + case XOP_JB_REL8: + case XOP_JNB_REL8: + case XOP_JE_REL8: + case XOP_JNE_REL8: + case XOP_JNA_REL8: + case XOP_JA_REL8: + case XOP_JS_REL8: + case XOP_JNS_REL8: + case XOP_JP_REL8: + case XOP_JNP_REL8: + case XOP_JL_REL8: + case XOP_JNL_REL8: + case XOP_JNG_REL8: + case XOP_JG_REL8: + relative = G_X86_RELATIVE_OPERAND(g_arch_instruction_get_operand(G_ARCH_INSTRUCTION(instr), 0)); + if (g_imm_operand_to_vmpa_t(g_x86_relative_operand_get_value(relative), addr)) result = ILT_JUMP_IF_TRUE; + else result = ILT_NONE; + break; + + case XOP_CALL_REL1632: + relative = G_X86_RELATIVE_OPERAND(g_arch_instruction_get_operand(G_ARCH_INSTRUCTION(instr), 0)); + if (g_imm_operand_to_vmpa_t(g_x86_relative_operand_get_value(relative), addr)) result = ILT_CALL; + else result = ILT_NONE; + break; + + case XOP_JMP_REL1632: + relative = G_X86_RELATIVE_OPERAND(g_arch_instruction_get_operand(G_ARCH_INSTRUCTION(instr), 0)); + if (g_imm_operand_to_vmpa_t(g_x86_relative_operand_get_value(relative), addr)) result = ILT_JUMP; + else result = ILT_NONE; + break; + + case XOP_JMP_REL8: + relative = G_X86_RELATIVE_OPERAND(g_arch_instruction_get_operand(G_ARCH_INSTRUCTION(instr), 0)); + if (g_imm_operand_to_vmpa_t(g_x86_relative_operand_get_value(relative), addr)) result = ILT_JUMP; + else result = ILT_NONE; + break; + + default: + result = ILT_NONE; + break; + + } + + return result; + +} |