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authorCyrille Bagard <nocbos@gmail.com>2008-09-20 15:28:57 (GMT)
committerCyrille Bagard <nocbos@gmail.com>2008-09-20 15:28:57 (GMT)
commit2ccf097c9344465944089bebbc2ffd66ac93e1fd (patch)
tree74c535a32198bb04139cd85431e7c6ed780c5973 /src
parent286c0872cc37d3dd6c2633cb61e4680123015d52 (diff)
Centralized all the code used to decode instructions.
git-svn-id: svn://svn.gna.org/svn/chrysalide/trunk@32 abbe820e-26c8-41b2-8c08-b7b2b41f8b0a
Diffstat (limited to 'src')
-rw-r--r--src/arch/operand.h2
-rw-r--r--src/arch/x86/instruction.h39
-rw-r--r--src/arch/x86/op_adc.c36
-rw-r--r--src/arch/x86/op_add.c64
-rw-r--r--src/arch/x86/op_and.c36
-rw-r--r--src/arch/x86/op_call.c39
-rw-r--r--src/arch/x86/op_cmp.c79
-rw-r--r--src/arch/x86/op_dec.c21
-rw-r--r--src/arch/x86/op_inc.c19
-rw-r--r--src/arch/x86/op_int.c10
-rw-r--r--src/arch/x86/op_jump.c30
-rw-r--r--src/arch/x86/op_lea.c8
-rw-r--r--src/arch/x86/op_mov.c263
-rw-r--r--src/arch/x86/op_or.c36
-rw-r--r--src/arch/x86/op_pop.c19
-rw-r--r--src/arch/x86/op_push.c62
-rw-r--r--src/arch/x86/op_sar.c28
-rw-r--r--src/arch/x86/op_sbb.c36
-rw-r--r--src/arch/x86/op_sub.c69
-rw-r--r--src/arch/x86/op_test.c106
-rw-r--r--src/arch/x86/op_xor.c288
-rw-r--r--src/arch/x86/opcodes.h73
-rw-r--r--src/arch/x86/operand.c410
-rw-r--r--src/arch/x86/operand.h54
-rw-r--r--src/arch/x86/processor.c143
-rw-r--r--src/arch/x86/processor.h3
26 files changed, 964 insertions, 1009 deletions
diff --git a/src/arch/operand.h b/src/arch/operand.h
index e913059..a05f819 100644
--- a/src/arch/operand.h
+++ b/src/arch/operand.h
@@ -34,6 +34,8 @@
/* Taille des données intégrées */
typedef enum _AsmOperandSize
{
+ AOS_UNDEFINED, /* Taille non définie */
+
AOS_8_BITS, /* Opérande sur 8 bits */
AOS_16_BITS, /* Opérande sur 16 bits */
AOS_32_BITS, /* Opérande sur 32 bits */
diff --git a/src/arch/x86/instruction.h b/src/arch/x86/instruction.h
index 68a5fff..8ef603f 100644
--- a/src/arch/x86/instruction.h
+++ b/src/arch/x86/instruction.h
@@ -40,7 +40,12 @@ typedef enum _X86Opcodes
{
X86_OP_SUB_R1632_RM1632, /* sub ([0x66] 0x29) */
- X86_OP_XOR_REG1632, /* xor ([0x66] 0x31) */
+ X86_OP_XOR_RM8_R8, /* xor (0x30) */
+ X86_OP_XOR_RM1632_R1632, /* xor ([0x66] 0x31) */
+ X86_OP_XOR_R8_RM8, /* xor (0x32) */
+ X86_OP_XOR_R1632_RM1632, /* xor ([0x66] 0x33) */
+ X86_OP_XOR_AL_IMM8, /* xor (0x34) */
+ X86_OP_XOR_E_AX_IMM1632, /* xor ([0x66] 0x35) */
X86_OP_CMP_RM1632_R1632, /* cmp ([0x66] 0x39) */
@@ -85,25 +90,27 @@ typedef enum _X86Opcodes
X86_OP_JE_8, /* je (0x74) */
X86_OP_JNE_8, /* jne (0x75) */
+ X86_OP_XOR_RM8_IMM8, /* xor (0x81 6) */
X86_OP_CMP_RM8_IMM8, /* cmp (0x80 7) */
- X86_OP_ADD_IMM1632_REG1632, /* add ([0x66] 0x81 0) */
+ X86_OP_ADD_RM1632_IMM1632, /* add ([0x66] 0x81 0) */
+ X86_OP_XOR_RM1632_IMM1632, /* xor ([0x66] 0x81 6) */
- X86_OP_ADD8_REG1632, /* add ([0x66] 0x83 0) */
- X86_OP_OR8_REG1632, /* or ([0x66] 0x83 1) */
- X86_OP_ADC8_REG1632, /* adc ([0x66] 0x83 2) */
- X86_OP_SBB8_REG1632, /* sbb ([0x66] 0x83 3) */
- X86_OP_AND8_REG1632, /* and ([0x66] 0x83 4) */
- X86_OP_SUB8_REG1632, /* sub ([0x66] 0x83 5) */
- X86_OP_XOR8_REG1632, /* xor ([0x66] 0x83 6) */
+ X86_OP_ADD_RM1632_IMM8, /* add ([0x66] 0x83 0) */
+ X86_OP_OR_RM1632_IMM8, /* or ([0x66] 0x83 1) */
+ X86_OP_ADC_RM1632_IMM8, /* adc ([0x66] 0x83 2) */
+ X86_OP_SBB_RM1632_IMM8, /* sbb ([0x66] 0x83 3) */
+ X86_OP_AND_RM1632_IMM8, /* and ([0x66] 0x83 4) */
+ X86_OP_SUB_RM1632_IMM8, /* sub ([0x66] 0x83 5) */
+ X86_OP_XOR_RM1632_IMM8, /* xor ([0x66] 0x83 6) */
X86_OP_CMP_RM1632_IMM8, /* cmp ([0x66] 0x08 7) */
- X86_OP_TEST_RM8, /* test ([0x66] 0x84) */
- X86_OP_TEST_RM1632, /* test ([0x66] 0x85) */
+ X86_OP_TEST_RM8_R8, /* test ([0x66] 0x84) */
+ X86_OP_TEST_RM1632_R1632, /* test ([0x66] 0x85) */
- X86_OP_MOV_REG1632, /* mov ([0x66] 0x89) */
+ X86_OP_MOV_RM1632_R1632, /* mov ([0x66] 0x89) */
- X86_OP_MOV_FROM_CONTENT1632, /* mov ([0x66] 0x8b) */
+ X86_OP_MOV_R1632_RM1632, /* mov ([0x66] 0x8b) */
X86_OP_LEA, /* lea ([0x66] 0x8d) */ /* 66 ? */
@@ -131,20 +138,20 @@ typedef enum _X86Opcodes
X86_OP_RET, /* ret (0xc3) */
X86_OP_MOV_IMM8_TO_RM8, /* mov (0xc6) */
- X86_OP_MOV_TO_CONTENT1632, /* mov ([0x66] 0xc7) */
+ X86_OP_MOV_IMM1632_TO_RM1632, /* mov ([0x66] 0xc7) */
X86_OP_LEAVE, /* leave (0xc9) */
X86_OP_INT, /* int (0xcd) */
- X86_OP_CALL, /* call (0xe8) */
+ X86_OP_CALL_REL1632, /* call ([0x66] 0xe8) */
X86_OP_JMP_8, /* jmp (0xeb) */
X86_OP_HLT, /* hlt (0xf4) */
X86_OP_CALL_RM1632, /* call ([0x66] 0xff 2) */
- X86_OP_PUSH_CONTENT, /* push ([0x66] 0xff 6) */ /* 66 ? */
+ X86_OP_PUSH_RM1632, /* push ([0x66] 0xff 6) */
X86_OP_COUNT
diff --git a/src/arch/x86/op_adc.c b/src/arch/x86/op_adc.c
index 9ff0f63..8927607 100644
--- a/src/arch/x86/op_adc.c
+++ b/src/arch/x86/op_adc.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_adc8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_adc_imm8_to_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_add.c b/src/arch/x86/op_add.c
index 09abfff..52b998f 100644
--- a/src/arch/x86/op_add.c
+++ b/src/arch/x86/op_add.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_add8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_add_imm8_to_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
free(result);
return NULL;
}
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -118,43 +88,19 @@ asm_x86_instr *x86_read_instr_add_imm1632_to_rm1632(const uint8_t *data, off_t *
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM1632, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_and.c b/src/arch/x86/op_and.c
index d4ad22a..3e3ba26 100644
--- a/src/arch/x86/op_and.c
+++ b/src/arch/x86/op_and.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_and8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_and_rm1632_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_call.c b/src/arch/x86/op_call.c
index 28964b2..980a5e7 100644
--- a/src/arch/x86/op_call.c
+++ b/src/arch/x86/op_call.c
@@ -46,38 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_call(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_call_rel1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- offset++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- value = create_new_x86_operand();
- if (!fill_relimm_operand(ASM_OPERAND(value), oprsize, data, pos, len, ++offset))
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_REL1632, oprsize, offset))
{
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(value);
-
return result;
}
@@ -103,33 +88,19 @@ asm_x86_instr *x86_read_instr_call_rm1632(const uint8_t *data, off_t *pos, off_t
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Elément à appeler */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- offset++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_RM1632, oprsize))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
-
return result;
}
diff --git a/src/arch/x86/op_cmp.c b/src/arch/x86/op_cmp.c
index 9e5bcc5..5afd794 100644
--- a/src/arch/x86/op_cmp.c
+++ b/src/arch/x86/op_cmp.c
@@ -49,35 +49,17 @@
asm_x86_instr *x86_read_instr_cmp_rm8_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm8_operand(data, pos, len, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM8, X86_OTP_IMM8))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -103,43 +85,19 @@ asm_x86_instr *x86_read_instr_cmp_rm1632_with_imm8(const uint8_t *data, off_t *p
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -165,46 +123,19 @@ asm_x86_instr *x86_read_instr_cmp_rm1632_with_r1632(const uint8_t *data, off_t *
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- off_t reg1_pos; /* POsition après lecture #1 */
- asm_x86_operand *reg1; /* Registre de destination */
- asm_x86_operand *reg2; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg1_pos = *pos;
- reg1 = x86_create_rm1632_operand(data, &reg1_pos, len, oprsize == AOS_32_BITS, true);
- if (reg1 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_R1632, oprsize))
{
free(result);
return NULL;
}
- reg2 = x86_create_r1632_operand(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg2 == NULL)
- {
- free(result);
- free(reg1);
- return NULL;
- }
-
- *pos = reg1_pos;
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
diff --git a/src/arch/x86/op_dec.c b/src/arch/x86/op_dec.c
index 2849524..dd3562e 100644
--- a/src/arch/x86/op_dec.c
+++ b/src/arch/x86/op_dec.c
@@ -38,7 +38,7 @@
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'inc' (16 ou 32 bits). *
+* Description : Décode une instruction de type 'dec' (16 ou 32 bits). *
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -46,36 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_dec_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_dec_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[*pos];
- reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0x48);
- if (reg == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x48))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
-
return result;
}
diff --git a/src/arch/x86/op_inc.c b/src/arch/x86/op_inc.c
index 8b6326b..912d432 100644
--- a/src/arch/x86/op_inc.c
+++ b/src/arch/x86/op_inc.c
@@ -46,36 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_inc_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_inc_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[*pos];
- reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0x40);
- if (reg == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x40))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
-
return result;
}
diff --git a/src/arch/x86/op_int.c b/src/arch/x86/op_int.c
index 6fb868a..7c2ae1d 100644
--- a/src/arch/x86/op_int.c
+++ b/src/arch/x86/op_int.c
@@ -49,25 +49,17 @@
asm_x86_instr *x86_read_instr_int(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *syscall; /* Indice de l'appel système */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- syscall = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(syscall), AOS_8_BITS, data, pos, len))
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_IMM8))
{
- free(syscall);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(syscall);
-
return result;
}
diff --git a/src/arch/x86/op_jump.c b/src/arch/x86/op_jump.c
index 39683c0..b301b10 100644
--- a/src/arch/x86/op_jump.c
+++ b/src/arch/x86/op_jump.c
@@ -49,25 +49,17 @@
asm_x86_instr *x86_read_instr_je_8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *address; /* Adresse visée réelle */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO : 64bits */
- address = x86_create_rel8_operand_in_32b(offset + 1, data, pos, len);
- if (address == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_REL8, offset))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(address);
-
return result;
}
@@ -92,25 +84,17 @@ asm_x86_instr *x86_read_instr_je_8(const uint8_t *data, off_t *pos, off_t len, u
asm_x86_instr *x86_read_instr_jne_8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *address; /* Adresse visée réelle */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO : 64bits */
- address = x86_create_rel8_operand_in_32b(offset + 1, data, pos, len);
- if (address == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_REL8, offset))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(address);
-
return result;
}
@@ -135,25 +119,17 @@ asm_x86_instr *x86_read_instr_jne_8(const uint8_t *data, off_t *pos, off_t len,
asm_x86_instr *x86_read_instr_jmp_8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *address; /* Adresse visée réelle */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO : 64bits */
- address = x86_create_rel8_operand_in_32b(offset + 1, data, pos, len);
- if (address == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_REL8, offset))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(address);
-
return result;
}
diff --git a/src/arch/x86/op_lea.c b/src/arch/x86/op_lea.c
index 96e4def..bf63818 100644
--- a/src/arch/x86/op_lea.c
+++ b/src/arch/x86/op_lea.c
@@ -55,13 +55,7 @@ asm_x86_instr *x86_read_instr_lea(const uint8_t *data, off_t *pos, off_t len, ui
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
diff --git a/src/arch/x86/op_mov.c b/src/arch/x86/op_mov.c
index 8764526..01e04ff 100644
--- a/src/arch/x86/op_mov.c
+++ b/src/arch/x86/op_mov.c
@@ -49,34 +49,17 @@
asm_x86_instr *x86_read_instr_mov_al_to_moffs8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *value; /* Valeur portée */
- asm_x86_operand *reg; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- value = x86_create_moffs8_operand(data, pos, len);
- if (value == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_MOFFS8, X86_OTP_AL))
{
free(result);
return NULL;
}
- reg = x86_create_r8_operand(0x00, true);
- if (reg == NULL)
- {
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(value);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg);
-
return result;
}
@@ -102,42 +85,19 @@ asm_x86_instr *x86_read_instr_mov_e_ax_to_moffs1632(const uint8_t *data, off_t *
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *value; /* Valeur portée */
- asm_x86_operand *reg; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- value = x86_create_moffs1632_operand(data, pos, len, oprsize == AOS_32_BITS);
- if (value == NULL)
- {
- free(result);
- return NULL;
- }
-
- reg = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_MOFFS1632, X86_OTP_E_AX, oprsize))
{
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(value);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg);
-
return result;
}
@@ -162,35 +122,17 @@ asm_x86_instr *x86_read_instr_mov_e_ax_to_moffs1632(const uint8_t *data, off_t *
asm_x86_instr *x86_read_instr_mov_imm8_to_rm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm8_operand(data, pos, len, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM8, X86_OTP_IMM8))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -204,7 +146,7 @@ asm_x86_instr *x86_read_instr_mov_imm8_to_rm8(const uint8_t *data, off_t *pos, o
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'mov al, ...' (8 bits). *
+* Description : Décode une instruction de type 'mov' (16 ou 32 bits). *
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -212,27 +154,44 @@ asm_x86_instr *x86_read_instr_mov_imm8_to_rm8(const uint8_t *data, off_t *pos, o
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_imm1632_to_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
asm_x86_operand *reg; /* Registre de destination */
asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
- reg = x86_create_r8_operand(0x00, true);
+ ASM_INSTRUCTION(result)->opcode = data[*pos];
+
+
+ /*
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x40))
+ {
+ free(result);
+ return NULL;
+ }
+ */
+
+
+
+
+
+ reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0xb8);
if (reg == NULL)
{
free(result);
return NULL;
}
- value = x86_create_moffs8_operand(data, pos, len);
- if (value == NULL)
+ value = create_new_x86_operand();
+ if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
{
free(reg);
+ free(value);
free(result);
return NULL;
}
@@ -256,7 +215,7 @@ asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *data, off_t *pos,
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'mov [e]ax, ...' (16/32 bits).*
+* Description : Décode une instruction de type 'mov' (16 ou 32 bits). *
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -264,57 +223,28 @@ asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *data, off_t *pos,
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_moffs1632_to_e_ax(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_imm1632_to_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- value = x86_create_moffs1632_operand(data, pos, len, oprsize == AOS_32_BITS);
- if (value == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM1632, oprsize))
{
- free(reg);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
-
-
-
-
-
-
/******************************************************************************
* *
* Paramètres : data = flux de données à analyser. *
@@ -323,7 +253,7 @@ asm_x86_instr *x86_read_instr_mov_moffs1632_to_e_ax(const uint8_t *data, off_t *
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'mov' (16 ou 32 bits). *
+* Description : Décode une instruction de type 'mov al, ...' (8 bits). *
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -331,52 +261,20 @@ asm_x86_instr *x86_read_instr_mov_moffs1632_to_e_ax(const uint8_t *data, off_t *
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg2; /* Registre de source */
- asm_x86_operand *reg1; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
-
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg2 = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg2 == NULL)
- {
- free(result);
- return NULL;
- }
-
- if ((data[*pos] & 0xc0) == 0xc0)
- {
- reg1 = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, true);
- (*pos)++;
- }
- else reg1 = x86_create_content1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
-
- if (reg1 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_AL, X86_OTP_MOFFS8))
{
free(result);
- free(reg2);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
@@ -390,7 +288,7 @@ asm_x86_instr *x86_read_instr_mov_with_reg1632(const uint8_t *data, off_t *pos,
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'mov' (16 ou 32 bits). *
+* Description : Décode une instruction de type 'mov [e]ax, ...' (16/32 bits).*
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -398,47 +296,23 @@ asm_x86_instr *x86_read_instr_mov_with_reg1632(const uint8_t *data, off_t *pos,
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_to_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_moffs1632_to_e_ax(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
- ASM_INSTRUCTION(result)->opcode = data[*pos];
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0xb8);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_E_AX, X86_OTP_MOFFS1632, oprsize))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -460,46 +334,23 @@ asm_x86_instr *x86_read_instr_mov_to_1632(const uint8_t *data, off_t *pos, off_t
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_from_content_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_r1632_to_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg1; /* Registre de destination */
- asm_x86_operand *reg2; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg1 = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg1 == NULL)
- {
- free(result);
- return NULL;
- }
-
- reg2 = x86_create_content1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg2 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_R1632, oprsize))
{
free(result);
- free(reg1);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
@@ -521,47 +372,23 @@ asm_x86_instr *x86_read_instr_mov_from_content_1632(const uint8_t *data, off_t *
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_mov_to_content_1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_mov_rm1632_to_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_content1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_R1632, X86_OTP_RM1632, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_or.c b/src/arch/x86/op_or.c
index dfd02c6..0dd7cf3 100644
--- a/src/arch/x86/op_or.c
+++ b/src/arch/x86/op_or.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_or8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_or_rm1632_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_pop.c b/src/arch/x86/op_pop.c
index 891985c..ab0d278 100644
--- a/src/arch/x86/op_pop.c
+++ b/src/arch/x86/op_pop.c
@@ -46,36 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_pop_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_pop_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[*pos];
- reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0x58);
- if (reg == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x58))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
-
return result;
}
diff --git a/src/arch/x86/op_push.c b/src/arch/x86/op_push.c
index 153c70d..ce76919 100644
--- a/src/arch/x86/op_push.c
+++ b/src/arch/x86/op_push.c
@@ -47,36 +47,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_push_content(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_push_imm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *content; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- content = x86_create_content1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (content == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_IMM1632, oprsize))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(content);
-
return result;
}
@@ -98,37 +85,23 @@ asm_x86_instr *x86_read_instr_push_content(const uint8_t *data, off_t *pos, off_
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_push_imm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_push_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
- ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+ ASM_INSTRUCTION(result)->opcode = data[*pos];
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_OP_R1632, oprsize, 0x50))
{
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(value);
-
return result;
}
@@ -150,36 +123,23 @@ asm_x86_instr *x86_read_instr_push_imm1632(const uint8_t *data, off_t *pos, off_
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_push_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_push_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
- ASM_INSTRUCTION(result)->opcode = data[*pos];
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_reg1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, 0x50);
- if (reg == NULL)
+ if (!x86_read_one_operand(result, data, pos, len, X86_OTP_RM1632, oprsize))
{
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 1;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
-
return result;
}
diff --git a/src/arch/x86/op_sar.c b/src/arch/x86/op_sar.c
index 187c2bb..70b57c9 100644
--- a/src/arch/x86/op_sar.c
+++ b/src/arch/x86/op_sar.c
@@ -50,43 +50,19 @@ asm_x86_instr *x86_read_instr_sar_rm1632_with_imm8(const uint8_t *data, off_t *p
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_rm1632_operand(data, pos, len, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_sbb.c b/src/arch/x86/op_sbb.c
index b712320..eba4e04 100644
--- a/src/arch/x86/op_sbb.c
+++ b/src/arch/x86/op_sbb.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_sbb8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_sbb_rm1632_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
- {
- free(result);
- return NULL;
- }
-
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
diff --git a/src/arch/x86/op_sub.c b/src/arch/x86/op_sub.c
index 18d8dce..7c282cc 100644
--- a/src/arch/x86/op_sub.c
+++ b/src/arch/x86/op_sub.c
@@ -46,53 +46,23 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_sub8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_sub_imm8_from_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
- return NULL;
-
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
free(result);
return NULL;
}
- (*pos)++;
-
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -114,50 +84,23 @@ asm_x86_instr *x86_read_instr_sub8_with_reg1632(const uint8_t *data, off_t *pos,
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_sub_r1632_to_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_sub_r1632_from_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- off_t reg1_pos; /* POsition après lecture #1 */
- asm_x86_operand *reg1; /* Registre de destination */
- asm_x86_operand *reg2; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg1_pos = *pos;
- reg1 = x86_create_rm1632_operand(data, &reg1_pos, len, oprsize == AOS_32_BITS, true);
- if (reg1 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_R1632, oprsize))
{
free(result);
return NULL;
}
- reg2 = x86_create_r1632_operand(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg2 == NULL)
- {
- free(result);
- free(reg1);
- return NULL;
- }
-
- *pos = reg1_pos;
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
diff --git a/src/arch/x86/op_test.c b/src/arch/x86/op_test.c
index aa80787..1d8d18a 100644
--- a/src/arch/x86/op_test.c
+++ b/src/arch/x86/op_test.c
@@ -49,35 +49,17 @@
asm_x86_instr *x86_read_instr_test_al(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_r8_operand(0x00, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_AL, X86_OTP_IMM8))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -103,43 +85,19 @@ asm_x86_instr *x86_read_instr_test_e_ax(const uint8_t *data, off_t *pos, off_t l
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur portée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, true);
- if (reg == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_E_AX, X86_OTP_IMM1632, oprsize))
{
free(result);
return NULL;
}
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), oprsize, data, pos, len))
- {
- free(reg);
- free(value);
- free(result);
- return NULL;
- }
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
-
return result;
}
@@ -161,41 +119,20 @@ asm_x86_instr *x86_read_instr_test_e_ax(const uint8_t *data, off_t *pos, off_t l
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_test_rm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_test_rm8_with_r8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- off_t reg1_pos; /* POsition après lecture #1 */
- asm_x86_operand *reg1; /* Registre de destination */
- asm_x86_operand *reg2; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg1_pos = *pos;
- reg1 = x86_create_rm8_operand(data, &reg1_pos, len, true);
- if (reg1 == NULL)
- {
- free(result);
- return NULL;
- }
-
- reg2 = x86_create_r8_operand(data[*pos], false);
- if (reg2 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM8, X86_OTP_R8))
{
free(result);
- free(reg1);
return NULL;
}
- *pos = reg1_pos;
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
@@ -217,50 +154,23 @@ asm_x86_instr *x86_read_instr_test_rm8(const uint8_t *data, off_t *pos, off_t le
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_test_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_test_rm1632_with_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- off_t reg1_pos; /* POsition après lecture #1 */
- asm_x86_operand *reg1; /* Registre de destination */
- asm_x86_operand *reg2; /* Registre de source */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- reg1_pos = *pos;
- reg1 = x86_create_rm1632_operand(data, &reg1_pos, len, oprsize == AOS_32_BITS, true);
- if (reg1 == NULL)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_R1632, oprsize))
{
free(result);
return NULL;
}
- reg2 = x86_create_r1632_operand(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg2 == NULL)
- {
- free(result);
- free(reg1);
- return NULL;
- }
-
- *pos = reg1_pos;
-
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
-
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
-
return result;
}
diff --git a/src/arch/x86/op_xor.c b/src/arch/x86/op_xor.c
index 0f23f26..8d44f9c 100644
--- a/src/arch/x86/op_xor.c
+++ b/src/arch/x86/op_xor.c
@@ -38,7 +38,7 @@
* offset = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
-* Description : Décode une instruction de type 'xor' (16 ou 32 bits). *
+* Description : Décode une instruction de type 'xor al, ...' (8 bits). *
* *
* Retour : Instruction mise en place ou NULL. *
* *
@@ -46,51 +46,168 @@
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_xor_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_xor_al_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
- AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg2; /* Registre de source */
- asm_x86_operand *reg1; /* Registre de destination */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_AL, X86_OTP_IMM8))
{
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
+ free(result);
+ return NULL;
}
- else oprsize = get_x86_current_operand_size(proc);
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor [e]ax, ...' (16/32 bits).*
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_e_ax_with_imm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_E_AX, X86_OTP_IMM1632, oprsize))
+ {
+ free(result);
return NULL;
+ }
+
+ return result;
- reg1 = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, true);
- if (reg1 == NULL)
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (8 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_rm8_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
+
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM8, X86_OTP_IMM8, oprsize))
{
free(result);
return NULL;
}
- reg2 = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg2 == NULL)
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (16 ou 32 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_rm1632_with_imm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
+
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM1632, oprsize))
{
free(result);
- free(reg1);
return NULL;
}
- (*pos)++;
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (8 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_r8_with_rm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg1);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(reg2);
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_R8, X86_OTP_RM8))
+ {
+ free(result);
+ return NULL;
+ }
return result;
@@ -113,52 +230,133 @@ asm_x86_instr *x86_read_instr_xor_with_reg1632(const uint8_t *data, off_t *pos,
* *
******************************************************************************/
-asm_x86_instr *x86_read_instr_xor8_with_reg1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+asm_x86_instr *x86_read_instr_xor_r1632_with_rm1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
{
asm_x86_instr *result; /* Instruction à retourner */
AsmOperandSize oprsize; /* Taille des opérandes */
- asm_x86_operand *reg; /* Registre de destination */
- asm_x86_operand *value; /* Valeur empilée */
result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
- /* Utilisation des registres 32 bits ? */
- if (data[*pos] == 0x66)
- {
- oprsize = switch_x86_operand_size(proc);
- (*pos)++;
- }
- else oprsize = get_x86_current_operand_size(proc);
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
- /* TODO ! */
- if ((data[*pos] & 0xc0) != 0xc0)
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_R1632, X86_OTP_RM1632, oprsize))
+ {
+ free(result);
return NULL;
+ }
+
+ return result;
+
+}
+
- reg = x86_create_reg1632_operand_from_modrm(data[*pos], oprsize == AOS_32_BITS, false);
- if (reg == NULL)
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (8 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_rm8_with_r8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM8, X86_OTP_R8))
{
free(result);
return NULL;
}
- (*pos)++;
+ return result;
- value = create_new_x86_operand();
- if (!fill_imm_operand(ASM_OPERAND(value), AOS_8_BITS, data, pos, len))
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (16 ou 32 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_rm1632_with_imm8(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
+
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_IMM8, oprsize))
{
- free(reg);
- free(value);
free(result);
return NULL;
}
- ASM_INSTRUCTION(result)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
- ASM_INSTRUCTION(result)->operands_count = 2;
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* offset = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'xor' (16 ou 32 bits). *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_instr *x86_read_instr_xor_rm1632_with_r1632(const uint8_t *data, off_t *pos, off_t len, uint64_t offset, const asm_x86_processor *proc)
+{
+ asm_x86_instr *result; /* Instruction à retourner */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+
+ result = (asm_x86_instr *)calloc(1, sizeof(asm_x86_instr));
+
+ oprsize = switch_x86_operand_size_if_needed(proc, data, pos);
- ASM_INSTRUCTION(result)->operands[0] = ASM_OPERAND(reg);
- ASM_INSTRUCTION(result)->operands[1] = ASM_OPERAND(value);
+ ASM_INSTRUCTION(result)->opcode = data[(*pos)++];
+
+ if (!x86_read_two_operands(result, data, pos, len, X86_OTP_RM1632, X86_OTP_R1632, oprsize))
+ {
+ free(result);
+ return NULL;
+ }
return result;
diff --git a/src/arch/x86/opcodes.h b/src/arch/x86/opcodes.h
index 07d51e9..cbadcf5 100644
--- a/src/arch/x86/opcodes.h
+++ b/src/arch/x86/opcodes.h
@@ -35,19 +35,19 @@
/* Décode une instruction de type 'adc' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_adc8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_adc_imm8_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'add' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_add8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_add_imm8_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'add' (16 ou 32 bits). */
asm_x86_instr *x86_read_instr_add_imm1632_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'and' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_and8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_and_rm1632_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'call'. */
-asm_x86_instr *x86_read_instr_call(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_call_rel1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'call' (16 ou 32 bits). */
asm_x86_instr *x86_read_instr_call_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
@@ -62,13 +62,13 @@ asm_x86_instr *x86_read_instr_cmp_rm1632_with_imm8(const uint8_t *, off_t *, off
asm_x86_instr *x86_read_instr_cmp_rm1632_with_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'dec'. */
-asm_x86_instr *x86_read_instr_dec_1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_dec_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'hlt'. */
asm_x86_instr *x86_read_instr_hlt(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'inc'. */
-asm_x86_instr *x86_read_instr_inc_1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_inc_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'int'. */
asm_x86_instr *x86_read_instr_int(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
@@ -97,6 +97,12 @@ asm_x86_instr *x86_read_instr_mov_e_ax_to_moffs1632(const uint8_t *, off_t *, of
/* Décode une instruction de type 'mov' (8 bits). */
asm_x86_instr *x86_read_instr_mov_imm8_to_rm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+/* Décode une instruction de type 'mov' (16 ou 32 bits). */
+asm_x86_instr *x86_read_instr_mov_imm1632_to_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'mov' (16 ou 32 bits). */
+asm_x86_instr *x86_read_instr_mov_imm1632_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
/* Décode une instruction de type 'mov al, ...' (8 bits). */
asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
@@ -104,34 +110,28 @@ asm_x86_instr *x86_read_instr_mov_moffs8_to_al(const uint8_t *, off_t *, off_t,
asm_x86_instr *x86_read_instr_mov_moffs1632_to_e_ax(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'mov' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_mov_from_content_1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
-
-/* Décode une instruction de type 'mov' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_mov_to_1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
-
-/* Décode une instruction de type 'mov' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_mov_to_content_1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_mov_r1632_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'mov' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_mov_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_mov_rm1632_to_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'nop'. */
asm_x86_instr *x86_read_instr_nop(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'or' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_or8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_or_rm1632_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'pop' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_pop_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_pop_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'push' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_push_content(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_push_imm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'push' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_push_imm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_push_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'push' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_push_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_push_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'ret'. */
asm_x86_instr *x86_read_instr_ret(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
@@ -140,13 +140,13 @@ asm_x86_instr *x86_read_instr_ret(const uint8_t *, off_t *, off_t, uint64_t, con
asm_x86_instr *x86_read_instr_sar_rm1632_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'sbb'. */
-asm_x86_instr *x86_read_instr_sbb8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_sbb_rm1632_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'sub'. */
-asm_x86_instr *x86_read_instr_sub8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_sub_imm8_from_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'sub' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_sub_r1632_to_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_sub_r1632_from_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'test al, ...' (8 bits). */
asm_x86_instr *x86_read_instr_test_al(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
@@ -155,16 +155,37 @@ asm_x86_instr *x86_read_instr_test_al(const uint8_t *, off_t *, off_t, uint64_t,
asm_x86_instr *x86_read_instr_test_e_ax(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'test' (8 bits). */
-asm_x86_instr *x86_read_instr_test_rm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_test_rm8_with_r8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'test' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_test_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_test_rm1632_with_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor al, ...' (8 bits). */
+asm_x86_instr *x86_read_instr_xor_al_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor [e]ax, ...' (16/32 bits). */
+asm_x86_instr *x86_read_instr_xor_e_ax_with_imm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor' (8 bits). */
+asm_x86_instr *x86_read_instr_xor_rm8_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor' (16 ou 32 bits). */
+asm_x86_instr *x86_read_instr_xor_rm1632_with_imm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor' (8 bits). */
+asm_x86_instr *x86_read_instr_xor_r8_with_rm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor' (16 ou 32 bits). */
+asm_x86_instr *x86_read_instr_xor_r1632_with_rm1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+
+/* Décode une instruction de type 'xor' (8 bits). */
+asm_x86_instr *x86_read_instr_xor_rm8_with_r8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'xor' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_xor_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_xor_rm1632_with_imm8(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
/* Décode une instruction de type 'xor' (16 ou 32 bits). */
-asm_x86_instr *x86_read_instr_xor8_with_reg1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
+asm_x86_instr *x86_read_instr_xor_rm1632_with_r1632(const uint8_t *, off_t *, off_t, uint64_t, const asm_x86_processor *);
diff --git a/src/arch/x86/operand.c b/src/arch/x86/operand.c
index 10a908e..375b0a5 100644
--- a/src/arch/x86/operand.c
+++ b/src/arch/x86/operand.c
@@ -25,6 +25,7 @@
#include <malloc.h>
#include <math.h>
+#include <stdarg.h>
#include <stdio.h>
@@ -33,6 +34,9 @@
+#define MAX(a, b) ((a) > (b) ? (a) : (b))
+
+
/* Liste des registres 8 bits */
typedef enum _X868bRegister
@@ -127,6 +131,12 @@ void _x86_print_reg_operand(const x86_register *reg, AsmOperandSize, char *, siz
+/* Crée une opérande renvoyant vers un registre 16 ou 32 bits. */
+asm_x86_operand *x86_create_r1632_operand_from_opcode(uint8_t, bool, uint8_t);
+
+
+
+
/******************************************************************************
* *
@@ -471,7 +481,6 @@ asm_x86_operand *x86_create_r8_operand(uint8_t data, bool first)
* Paramètres : data = flux de données à analyser. *
* pos = position courante dans ce flux. [OUT] *
* len = taille totale des données à analyser. *
-* first = indique la partie du ModR/M à traiter. *
* *
* Description : Crée une opérande à partir d'un registre/une mémoire 8 bits. *
* *
@@ -481,14 +490,14 @@ asm_x86_operand *x86_create_r8_operand(uint8_t data, bool first)
* *
******************************************************************************/
-asm_x86_operand *x86_create_rm8_operand(const uint8_t *data, off_t *pos, off_t len, bool first)
+asm_x86_operand *x86_create_rm8_operand(const uint8_t *data, off_t *pos, off_t len, ...)
{
asm_x86_operand *result; /* Registre à retourner */
uint8_t mod; /* Modificateur présent */
/* Registre simple... */
- result = x86_create_r8_operand(data[*pos], first);
+ result = x86_create_r8_operand(data[*pos], true);
if (result == NULL) return NULL;
mod = (data[*pos] & 0xc0);
@@ -628,11 +637,44 @@ asm_x86_operand *x86_create_r1632_operand(uint8_t data, bool is_reg32, bool firs
/******************************************************************************
* *
+* Paramètres : data = donnée à analyser. *
+* is_reg32 = indique si le registre est un registre 32 bits. *
+* base = valeur du premier registre. *
+* *
+* Description : Crée une opérande renvoyant vers un registre 16 ou 32 bits. *
+* *
+* Retour : Opérande mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_operand *x86_create_r1632_operand_from_opcode(uint8_t data, bool is_reg32, uint8_t base)
+{
+ asm_x86_operand *result; /* Registre à retourner */
+
+ result = create_new_x86_operand();
+
+ ASM_OPERAND(result)->type = AOT_REG;
+ ASM_OPERAND(result)->size = (is_reg32 ? AOS_32_BITS : AOS_16_BITS);
+
+ if (!get_x86_register(&result->rindex, ASM_OPERAND(result)->size, data - base))
+ {
+ free(result);
+ return NULL;
+ }
+
+ return result;
+
+}
+
+
+/******************************************************************************
+* *
* Paramètres : data = flux de données à analyser. *
* pos = position courante dans ce flux. [OUT] *
* len = taille totale des données à analyser. *
* is_reg32 = indique si le registre est un registre 32 bits. *
-* first = indique la partie du ModR/M à traiter. *
* *
* Description : Crée une opérande à partir d'un registre/une mémoire 16/32b. *
* *
@@ -642,14 +684,14 @@ asm_x86_operand *x86_create_r1632_operand(uint8_t data, bool is_reg32, bool firs
* *
******************************************************************************/
-asm_x86_operand *x86_create_rm1632_operand(const uint8_t *data, off_t *pos, off_t len, bool is_reg32, bool first)
+asm_x86_operand *x86_create_rm1632_operand(const uint8_t *data, off_t *pos, off_t len, bool is_reg32, ...)
{
asm_x86_operand *result; /* Registre à retourner */
uint8_t mod; /* Modificateur présent */
/* Registre simple... */
- result = x86_create_r1632_operand(data[*pos], is_reg32, first);
+ result = x86_create_r1632_operand(data[*pos], is_reg32, true);
if (result == NULL) return NULL;
mod = (data[*pos] & 0xc0);
@@ -1169,8 +1211,6 @@ asm_x86_operand *x86_create_moffs1632_operand(const uint8_t *data, off_t *pos, o
void x86_print_moffs_operand(const asm_x86_operand *operand, char *buffer, size_t len, AsmSyntax syntax)
{
- size_t pos; /* Position de traitement */
-
switch (syntax)
{
case ASX_INTEL:
@@ -1239,3 +1279,357 @@ asm_x86_operand *x86_create_rel8_operand_in_32b(uint64_t base, const uint8_t *da
return result;
}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* is_reg32 = indique si le registre est un registre 32 bits. *
+* *
+* Description : Crée une opérande à partir d'une adresse relative (16/32b). *
+* *
+* Retour : Opérande mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+asm_x86_operand *x86_create_rel1632_operand_in_32b(uint64_t base, const uint8_t *data, off_t *pos, off_t len, bool is_reg32)
+{
+ asm_x86_operand *result; /* Emplacement à retourner */
+ off_t init_pos; /* Position avant lecture */
+ int8_t offset; /* Décallage à appliquer */
+ uint32_t address; /* Adresse finale visée */
+
+ result = create_new_x86_operand();
+
+ init_pos = *pos;
+ address = base;
+
+ if (!read_imm_value(is_reg32 ? AOS_32_BITS : AOS_16_BITS, data, pos, len, &offset))
+ {
+ free(result);
+ return NULL;
+ }
+
+ address = base + (*pos - init_pos) + offset;
+
+ if (!fill_imm_operand_with_value(ASM_OPERAND(result), AOS_32_BITS, &address))
+ {
+ free(result);
+ return NULL;
+ }
+
+ return result;
+
+}
+
+
+
+/* ---------------------------------------------------------------------------------- */
+/* AIDE A LA CREATION D'OPERANDES */
+/* ---------------------------------------------------------------------------------- */
+
+
+/******************************************************************************
+* *
+* Paramètres : instr = instruction dont la définition est à compléter. [OUT]*
+* data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* type = type de l'opérande. *
+* ... = éventuelle(s) information(s) complémentaire(s). *
+* *
+* Description : Procède à la lecture d'un opérande donné. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool x86_read_one_operand(asm_x86_instr *instr, const uint8_t *data, off_t *pos, off_t len, X86OperandType type, ...)
+{
+ va_list ap; /* Liste des compléments */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+ uint64_t offset; /* Adresse courante */
+ uint8_t base; /* Indice du premier registre */
+ asm_x86_operand *op; /* Opérande unique décodé */
+
+ va_start(ap, type);
+
+ /* Lecture du premier opérande */
+
+ switch (type)
+ {
+ case X86_OTP_IMM8:
+ op = create_new_x86_operand();
+ if (!fill_imm_operand(ASM_OPERAND(op), AOS_8_BITS, data, pos, len))
+ {
+ free(op);
+ op = NULL;
+ }
+ break;
+
+ case X86_OTP_IMM1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op = create_new_x86_operand();
+ if (!fill_imm_operand(ASM_OPERAND(op), oprsize, data, pos, len))
+ {
+ free(op);
+ op = NULL;
+ }
+ break;
+
+ case X86_OTP_REL8:
+ offset = va_arg(ap, uint64_t);
+ /* TODO : 64bits */
+ op = x86_create_rel8_operand_in_32b(offset + 1, data, pos, len);
+ break;
+
+ case X86_OTP_REL1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ offset = va_arg(ap, uint64_t);
+ /* TODO : 64bits */
+ op = x86_create_rel1632_operand_in_32b(offset + 1, data, pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_R8:
+ op = x86_create_r8_operand(data[(*pos)++], true);
+ break;
+
+ case X86_OTP_R1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op = x86_create_r1632_operand(data[(*pos)++], oprsize == AOS_32_BITS, true);
+ break;
+
+ case X86_OTP_OP_R1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ base = (uint8_t)va_arg(ap, int);
+ op = x86_create_r1632_operand_from_opcode(data[(*pos)++], oprsize == AOS_32_BITS, base);
+ break;
+
+ case X86_OTP_RM8:
+ op = x86_create_rm8_operand(data, pos, len);
+ break;
+
+ case X86_OTP_RM1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op = x86_create_rm1632_operand(data, pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_AL:
+ op = x86_create_r8_operand(0x00, true);
+ break;
+
+ case X86_OTP_E_AX:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, true);
+ break;
+
+ }
+
+ va_end(ap);
+
+ if (op == NULL) return false;
+
+ /* Assemblage final */
+
+ ASM_INSTRUCTION(instr)->operands = (asm_operand **)calloc(1, sizeof(asm_operand *));
+ ASM_INSTRUCTION(instr)->operands_count = 1;
+
+ ASM_INSTRUCTION(instr)->operands[0] = ASM_OPERAND(op);
+
+ return true;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : instr = instruction dont la définition est à compléter. [OUT]*
+* data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* type1 = type du premier opérande. *
+* type2 = type du second opérande. *
+* ... = éventuelle(s) information(s) complémentaire(s). *
+* *
+* Description : Procède à la lecture de deux opérandes donnés. *
+* *
+* Retour : Bilan de l'opération : true en cas de succès, false sinon. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+bool x86_read_two_operands(asm_x86_instr *instr, const uint8_t *data, off_t *pos, off_t len, X86OperandType type1, X86OperandType type2, ...)
+{
+ va_list ap; /* Liste des compléments */
+ AsmOperandSize oprsize; /* Taille des opérandes */
+ bool op1_first; /* Position de l'opérande #1 */
+ bool op2_first; /* Position de l'opérande #2 */
+ off_t op1_pos; /* Position après lecture #1 */
+ asm_x86_operand *op1; /* Premier opérande décodé */
+ off_t op2_pos; /* Position après lecture #2 */
+ asm_x86_operand *op2; /* Second opérande décodé */
+
+ va_start(ap, type2);
+
+ oprsize = AOS_UNDEFINED;
+
+ if (type1 & X86_OTP_RM_TYPE)
+ {
+ op1_first = true;
+ op2_first = false;
+ }
+ else if (type2 & X86_OTP_RM_TYPE)
+ {
+ op1_first = false;
+ op2_first = true;
+ }
+ else
+ {
+ op1_first = true;
+ op2_first = false;
+ }
+
+ /* Lecture du premier opérande */
+
+ op1_pos = *pos;
+
+ switch (type1)
+ {
+ case X86_OTP_MOFFS8:
+ op1 = x86_create_moffs8_operand(data, &op1_pos, len);
+ break;
+
+ case X86_OTP_MOFFS1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op1 = x86_create_moffs1632_operand(data, &op1_pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_R8:
+ op1 = x86_create_r8_operand(data[op1_pos++], op1_first);
+ break;
+
+ case X86_OTP_R1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op1 = x86_create_r1632_operand(data[op1_pos++], oprsize == AOS_32_BITS, op1_first);
+ break;
+
+ case X86_OTP_RM8:
+ op1 = x86_create_rm8_operand(data, &op1_pos, len);
+ break;
+
+ case X86_OTP_RM1632:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op1 = x86_create_rm1632_operand(data, &op1_pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_AL:
+ op1 = x86_create_r8_operand(0x00, op1_first);
+ break;
+
+ case X86_OTP_E_AX:
+ oprsize = va_arg(ap, AsmOperandSize);
+ op1 = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, op1_first);
+ break;
+
+ }
+
+ if (op1 == NULL)
+ {
+ va_end(ap);
+ return false;
+ }
+
+ /* Lecture du second opérande */
+
+ if ((type1 & X86_OTP_REG_TYPE || type1 & X86_OTP_RM_TYPE) && (type2 & X86_OTP_IMM_TYPE))
+ op2_pos = op1_pos;
+ else op2_pos = *pos;
+
+ switch (type2)
+ {
+ case X86_OTP_IMM8:
+ op2 = create_new_x86_operand();
+ if (!fill_imm_operand(ASM_OPERAND(op2), AOS_8_BITS, data, &op2_pos, len))
+ {
+ free(op2);
+ op2 = NULL;
+ }
+ break;
+
+ case X86_OTP_IMM1632:
+ if (oprsize == AOS_UNDEFINED) oprsize = va_arg(ap, AsmOperandSize);
+ op2 = create_new_x86_operand();
+ if (!fill_imm_operand(ASM_OPERAND(op2), oprsize, data, &op2_pos, len))
+ {
+ free(op2);
+ op2 = NULL;
+ }
+ break;
+
+ case X86_OTP_MOFFS8:
+ op2 = x86_create_moffs8_operand(data, &op2_pos, len);
+ break;
+
+ case X86_OTP_MOFFS1632:
+ if (oprsize == AOS_UNDEFINED) oprsize = va_arg(ap, AsmOperandSize);
+ op2 = x86_create_moffs1632_operand(data, &op2_pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_R8:
+ op2 = x86_create_r8_operand(data[op2_pos++], op2_first);
+ break;
+
+ case X86_OTP_R1632:
+ if (oprsize == AOS_UNDEFINED) oprsize = va_arg(ap, AsmOperandSize);
+ op2 = x86_create_r1632_operand(data[op2_pos++], oprsize == AOS_32_BITS, op2_first);
+ break;
+
+ case X86_OTP_RM8:
+ op2 = x86_create_rm8_operand(data, &op2_pos, len);
+ break;
+
+ case X86_OTP_RM1632:
+ if (oprsize == AOS_UNDEFINED) oprsize = va_arg(ap, AsmOperandSize);
+ op2 = x86_create_rm1632_operand(data, &op2_pos, len, oprsize == AOS_32_BITS);
+ break;
+
+ case X86_OTP_AL:
+ op2 = x86_create_r8_operand(0x00, op2_first);
+ break;
+
+ case X86_OTP_E_AX:
+ if (oprsize == AOS_UNDEFINED) oprsize = va_arg(ap, AsmOperandSize);
+ op2 = x86_create_r1632_operand(0x00, oprsize == AOS_32_BITS, op2_first);
+ break;
+
+ }
+
+ if (op2 == NULL)
+ {
+ free(op1);
+ va_end(ap);
+ return false;
+ }
+
+ va_end(ap);
+
+ /* Assemblage final */
+
+ *pos = MAX(op1_pos, op2_pos);
+
+ ASM_INSTRUCTION(instr)->operands = (asm_operand **)calloc(2, sizeof(asm_operand *));
+ ASM_INSTRUCTION(instr)->operands_count = 2;
+
+ ASM_INSTRUCTION(instr)->operands[0] = ASM_OPERAND(op1);
+ ASM_INSTRUCTION(instr)->operands[1] = ASM_OPERAND(op2);
+
+ return true;
+
+}
diff --git a/src/arch/x86/operand.h b/src/arch/x86/operand.h
index 04c0cb6..c48a0be 100644
--- a/src/arch/x86/operand.h
+++ b/src/arch/x86/operand.h
@@ -29,7 +29,8 @@
#include <stdint.h>
-#include "../operand.h" /* TODO : AsmSyntax ? */
+#include "instruction.h"
+
/* Définition d'une opérande x86 */
@@ -57,13 +58,13 @@ asm_x86_operand *x86_create_content1632_operand(const uint8_t *, off_t *, off_t,
asm_x86_operand *x86_create_r8_operand(uint8_t, bool);
/* Crée une opérande à partir d'un registre/une mémoire 8 bits. */
-asm_x86_operand *x86_create_rm8_operand(const uint8_t *, off_t *, off_t, bool);
+asm_x86_operand *x86_create_rm8_operand(const uint8_t *, off_t *, off_t, ...);
/* Crée une opérande renvoyant vers un registre 16 ou 32 bits. */
asm_x86_operand *x86_create_r1632_operand(uint8_t, bool, bool);
/* Crée une opérande à partir d'un registre/une mémoire 16/32b. */
-asm_x86_operand *x86_create_rm1632_operand(const uint8_t *, off_t *, off_t, bool, bool);
+asm_x86_operand *x86_create_rm1632_operand(const uint8_t *, off_t *, off_t, bool, ...);
@@ -92,6 +93,53 @@ void x86_print_moffs_operand(const asm_x86_operand *, char *, size_t, AsmSyntax)
/* Crée une opérande à partir d'une adresse relative (8 bits). */
asm_x86_operand *x86_create_rel8_operand_in_32b(uint64_t, const uint8_t *, off_t *, off_t);
+/* Crée une opérande à partir d'une adresse relative (16/32b). */
+asm_x86_operand *x86_create_rel1632_operand_in_32b(uint64_t, const uint8_t *, off_t *, off_t, bool);
+
+
+
+/* ------------------------- AIDE A LA CREATION D'OPERANDES ------------------------- */
+
+
+/* Construction d'identifiants typés */
+
+#define X86_OTP_IMM_TYPE 0x8000
+#define X86_OTP_REG_TYPE 0x4000
+#define X86_OTP_RM_TYPE 0x2000
+
+#define X86_OTP_IMM(b) X86_OTP_IMM_TYPE | (1 << b)
+#define X86_OTP_REG(b) X86_OTP_REG_TYPE | (1 << b)
+#define X86_OTP_RM(b) X86_OTP_RM_TYPE | (1 << b)
+
+/* Types d'opérandes supportés */
+typedef enum _X86OperandType
+{
+ X86_OTP_IMM8 = X86_OTP_IMM(1), /* Valeur immédiate sur 8 bits */
+ X86_OTP_IMM1632 = X86_OTP_IMM(2), /* Valeur immédiate sur 16/32b */
+ X86_OTP_MOFFS8 = X86_OTP_IMM(3), /* Décallage immédiat 8 bits */
+ X86_OTP_MOFFS1632 = X86_OTP_IMM(4), /* Décallage immédiat 16/32b */
+ X86_OTP_REL8 = X86_OTP_IMM(5), /* Adresse relative 8 bits */
+ X86_OTP_REL1632 = X86_OTP_IMM(6), /* Adresse relative 16/32 bits */
+
+ X86_OTP_R8 = X86_OTP_REG(1), /* Registre 8 bits */
+ X86_OTP_R1632 = X86_OTP_REG(2), /* Registre 16 ou 32 bits */
+ X86_OTP_OP_R1632 = X86_OTP_REG(3), /* Registre 16 ou 32 bits */
+
+ X86_OTP_RM8 = X86_OTP_RM(1), /* Registre 8 bits ou mémoire */
+ X86_OTP_RM1632 = X86_OTP_RM(2), /* Registre 16/32b ou mémoire */
+
+ X86_OTP_AL = 0x0ffe, /* Registre al */
+ X86_OTP_E_AX = 0x0fff /* Registre eax ou ax */
+
+} X86OperandType;
+
+
+/* Procède à la lecture d'un opérande donné. */
+bool x86_read_one_operand(asm_x86_instr *, const uint8_t *, off_t *, off_t, X86OperandType, ...);
+
+/* Procède à la lecture de deux opérandes donnés. */
+bool x86_read_two_operands(asm_x86_instr *, const uint8_t *, off_t *, off_t, X86OperandType, X86OperandType, ...);
+
#endif /* _ARCH_X86_OPERAND_H */
diff --git a/src/arch/x86/processor.c b/src/arch/x86/processor.c
index 5b93e0a..0b81a8c 100644
--- a/src/arch/x86/processor.c
+++ b/src/arch/x86/processor.c
@@ -164,6 +164,8 @@ AsmOperandSize get_x86_current_operand_size(const asm_x86_processor *proc)
/******************************************************************************
* *
* Paramètres : proc = architecture visée par la consultation. *
+* data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
* *
* Description : Fournit la taille supplantée des opérandes pour x86. *
* *
@@ -173,9 +175,18 @@ AsmOperandSize get_x86_current_operand_size(const asm_x86_processor *proc)
* *
******************************************************************************/
-AsmOperandSize switch_x86_operand_size(const asm_x86_processor *proc)
+AsmOperandSize switch_x86_operand_size_if_needed(const asm_x86_processor *proc, const uint8_t *data, off_t *pos)
{
- return (proc->operand_size == AOS_32_BITS ? AOS_16_BITS : AOS_32_BITS);
+ AsmOperandSize result; /* Taille à renvoyer */
+
+ if (data[*pos] == 0x66)
+ {
+ result = (proc->operand_size == AOS_32_BITS ? AOS_16_BITS : AOS_32_BITS);
+ (*pos)++;
+ }
+ else result = proc->operand_size;
+
+ return result;
}
@@ -194,72 +205,80 @@ AsmOperandSize switch_x86_operand_size(const asm_x86_processor *proc)
void x86_register_instructions(asm_x86_processor *proc)
{
- register_opcode(proc->opcodes[X86_OP_SUB_R1632_RM1632], 0x66, 0x29, "sub", x86_read_instr_sub_r1632_to_rm1632);
+ register_opcode(proc->opcodes[X86_OP_SUB_R1632_RM1632], 0x66, 0x29, "sub", x86_read_instr_sub_r1632_from_rm1632);
- register_opcode(proc->opcodes[X86_OP_XOR_REG1632], 0x00/*0x66*/, 0x31, "xor", x86_read_instr_xor_with_reg1632);
+ register_opcode(proc->opcodes[X86_OP_XOR_RM8_R8], 0x00, 0x30, "xor", x86_read_instr_xor_rm8_with_r8);
+ register_opcode(proc->opcodes[X86_OP_XOR_RM1632_R1632], 0x66, 0x31, "xor", x86_read_instr_xor_rm1632_with_r1632);
+ register_opcode(proc->opcodes[X86_OP_XOR_R8_RM8], 0x00, 0x32, "xor", x86_read_instr_xor_r8_with_rm8);
+ register_opcode(proc->opcodes[X86_OP_XOR_R1632_RM1632], 0x66, 0x33, "xor", x86_read_instr_xor_r1632_with_rm1632);
+ register_opcode(proc->opcodes[X86_OP_XOR_AL_IMM8], 0x00, 0x34, "xor", x86_read_instr_xor_al_with_imm8);
+ register_opcode(proc->opcodes[X86_OP_XOR_E_AX_IMM1632], 0x66, 0x35, "xor", x86_read_instr_xor_e_ax_with_imm1632);
register_opcode(proc->opcodes[X86_OP_CMP_RM1632_R1632], 0x66, 0x39, "cmp", x86_read_instr_cmp_rm1632_with_r1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_AX], 0x66, 0x40, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_CX], 0x66, 0x41, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_DX], 0x66, 0x42, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_BX], 0x66, 0x43, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_SP], 0x66, 0x44, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_BP], 0x66, 0x45, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_SI], 0x66, 0x46, "inc", x86_read_instr_inc_1632);
- register_opcode(proc->opcodes[X86_OP_INC_E_DI], 0x66, 0x47, "inc", x86_read_instr_inc_1632);
-
- register_opcode(proc->opcodes[X86_OP_DEC_E_AX], 0x66, 0x48, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_CX], 0x66, 0x49, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_DX], 0x66, 0x4a, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_BX], 0x66, 0x4b, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_SP], 0x66, 0x4c, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_BP], 0x66, 0x4d, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_SI], 0x66, 0x4e, "dec", x86_read_instr_dec_1632);
- register_opcode(proc->opcodes[X86_OP_DEC_E_DI], 0x66, 0x4f, "dec", x86_read_instr_dec_1632);
-
- register_opcode(proc->opcodes[X86_OP_PUSH_E_AX], 0x66, 0x50, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_CX], 0x66, 0x51, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_DX], 0x66, 0x52, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_BX], 0x66, 0x53, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_SP], 0x66, 0x54, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_BP], 0x66, 0x55, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_SI], 0x66, 0x56, "push", x86_read_instr_push_reg1632);
- register_opcode(proc->opcodes[X86_OP_PUSH_E_DI], 0x66, 0x57, "push", x86_read_instr_push_reg1632);
-
- register_opcode(proc->opcodes[X86_OP_POP_E_AX], 0x66, 0x58, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_CX], 0x66, 0x59, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_DX], 0x66, 0x5a, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_BX], 0x66, 0x5b, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_SP], 0x66, 0x5c, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_BP], 0x66, 0x5d, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_SI], 0x66, 0x5e, "pop", x86_read_instr_pop_reg1632);
- register_opcode(proc->opcodes[X86_OP_POP_E_DI], 0x66, 0x5f, "pop", x86_read_instr_pop_reg1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_AX], 0x66, 0x40, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_CX], 0x66, 0x41, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_DX], 0x66, 0x42, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_BX], 0x66, 0x43, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_SP], 0x66, 0x44, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_BP], 0x66, 0x45, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_SI], 0x66, 0x46, "inc", x86_read_instr_inc_r1632);
+ register_opcode(proc->opcodes[X86_OP_INC_E_DI], 0x66, 0x47, "inc", x86_read_instr_inc_r1632);
+
+ register_opcode(proc->opcodes[X86_OP_DEC_E_AX], 0x66, 0x48, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_CX], 0x66, 0x49, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_DX], 0x66, 0x4a, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_BX], 0x66, 0x4b, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_SP], 0x66, 0x4c, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_BP], 0x66, 0x4d, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_SI], 0x66, 0x4e, "dec", x86_read_instr_dec_r1632);
+ register_opcode(proc->opcodes[X86_OP_DEC_E_DI], 0x66, 0x4f, "dec", x86_read_instr_dec_r1632);
+
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_AX], 0x66, 0x50, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_CX], 0x66, 0x51, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_DX], 0x66, 0x52, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_BX], 0x66, 0x53, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_SP], 0x66, 0x54, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_BP], 0x66, 0x55, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_SI], 0x66, 0x56, "push", x86_read_instr_push_r1632);
+ register_opcode(proc->opcodes[X86_OP_PUSH_E_DI], 0x66, 0x57, "push", x86_read_instr_push_r1632);
+
+ register_opcode(proc->opcodes[X86_OP_POP_E_AX], 0x66, 0x58, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_CX], 0x66, 0x59, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_DX], 0x66, 0x5a, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_BX], 0x66, 0x5b, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_SP], 0x66, 0x5c, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_BP], 0x66, 0x5d, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_SI], 0x66, 0x5e, "pop", x86_read_instr_pop_r1632);
+ register_opcode(proc->opcodes[X86_OP_POP_E_DI], 0x66, 0x5f, "pop", x86_read_instr_pop_r1632);
register_opcode(proc->opcodes[X86_OP_PUSH_IMM1632], 0x66, 0x68, "push", x86_read_instr_push_imm1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_XOR_RM8_IMM8], 0x00, 0x80, 6, "xor", x86_read_instr_xor_rm8_with_imm8);
register_opcode_with_ext(proc->opcodes[X86_OP_CMP_RM8_IMM8], 0x00, 0x80, 7, "cmp", x86_read_instr_cmp_rm8_with_imm8);
- register_opcode_with_ext(proc->opcodes[X86_OP_ADD_IMM1632_REG1632], 0x66, 0x81, 0, "add", x86_read_instr_add_imm1632_to_rm1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_ADD_RM1632_IMM1632], 0x66, 0x81, 0, "add", x86_read_instr_add_imm1632_to_rm1632);
+
+ register_opcode_with_ext(proc->opcodes[X86_OP_XOR_RM1632_IMM1632], 0x66, 0x81, 6, "xor", x86_read_instr_xor_rm1632_with_imm1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_ADD8_REG1632], 0x66, 0x83, 0, "add", x86_read_instr_add8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_OR8_REG1632], 0x66, 0x83, 1, "or", x86_read_instr_or8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_ADC8_REG1632], 0x66, 0x83, 2, "adc", x86_read_instr_adc8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_SBB8_REG1632], 0x66, 0x83, 3, "sbb", x86_read_instr_sbb8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_AND8_REG1632], 0x66, 0x83, 4, "and", x86_read_instr_and8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_SUB8_REG1632], 0x66, 0x83, 5, "sub", x86_read_instr_sub8_with_reg1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_XOR8_REG1632], 0x66, 0x83, 6, "xor", x86_read_instr_xor8_with_reg1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_ADD_RM1632_IMM8], 0x66, 0x83, 0, "add", x86_read_instr_add_imm8_to_rm1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_OR_RM1632_IMM8], 0x66, 0x83, 1, "or", x86_read_instr_or_rm1632_with_imm8);
+ register_opcode_with_ext(proc->opcodes[X86_OP_ADC_RM1632_IMM8], 0x66, 0x83, 2, "adc", x86_read_instr_adc_imm8_to_rm1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_SBB_RM1632_IMM8], 0x66, 0x83, 3, "sbb", x86_read_instr_sbb_rm1632_with_imm8);
+ register_opcode_with_ext(proc->opcodes[X86_OP_AND_RM1632_IMM8], 0x66, 0x83, 4, "and", x86_read_instr_and_rm1632_with_imm8);
+ register_opcode_with_ext(proc->opcodes[X86_OP_SUB_RM1632_IMM8], 0x66, 0x83, 5, "sub", x86_read_instr_sub_imm8_from_rm1632);
+ register_opcode_with_ext(proc->opcodes[X86_OP_XOR_RM1632_IMM8], 0x66, 0x83, 6, "xor", x86_read_instr_xor_rm1632_with_imm8);
register_opcode_with_ext(proc->opcodes[X86_OP_CMP_RM1632_IMM8], 0x66, 0x83, 7, "cmp", x86_read_instr_cmp_rm1632_with_imm8);
register_opcode(proc->opcodes[X86_OP_JE_8], 0x00, 0x74, "je", x86_read_instr_je_8);
register_opcode(proc->opcodes[X86_OP_JNE_8], 0x00, 0x75, "jne", x86_read_instr_jne_8);
- register_opcode(proc->opcodes[X86_OP_TEST_RM8], 0x00, 0x84, "test", x86_read_instr_test_rm8);
- register_opcode(proc->opcodes[X86_OP_TEST_RM1632], 0x66, 0x85, "test", x86_read_instr_test_rm1632);
+ register_opcode(proc->opcodes[X86_OP_TEST_RM8_R8], 0x00, 0x84, "test", x86_read_instr_test_rm8_with_r8);
+ register_opcode(proc->opcodes[X86_OP_TEST_RM1632_R1632], 0x66, 0x85, "test", x86_read_instr_test_rm1632_with_r1632);
- register_opcode(proc->opcodes[X86_OP_MOV_REG1632], 0x66, 0x89, "mov", x86_read_instr_mov_with_reg1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_RM1632_R1632], 0x66, 0x89, "mov", x86_read_instr_mov_r1632_to_rm1632);
- register_opcode(proc->opcodes[X86_OP_MOV_FROM_CONTENT1632], 0x66, 0x8b, "mov", x86_read_instr_mov_from_content_1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_R1632_RM1632], 0x66, 0x8b, "mov", x86_read_instr_mov_rm1632_to_r1632);
register_opcode(proc->opcodes[X86_OP_LEA], 0x66, 0x8d, "lea", x86_read_instr_lea);
@@ -273,35 +292,35 @@ void x86_register_instructions(asm_x86_processor *proc)
register_opcode(proc->opcodes[X86_OP_TEST_AL], 0x00, 0xa8, "test", x86_read_instr_test_al);
register_opcode(proc->opcodes[X86_OP_TEST_E_AX], 0x66, 0xa9, "test", x86_read_instr_test_e_ax);
- register_opcode(proc->opcodes[X86_OP_MOV_E_AX], 0x66, 0xb8, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_CX], 0x66, 0xb9, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_DX], 0x66, 0xba, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_BX], 0x66, 0xbb, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_SP], 0x66, 0xbc, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_BP], 0x66, 0xbd, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_SI], 0x66, 0xbe, "mov", x86_read_instr_mov_to_1632);
- register_opcode(proc->opcodes[X86_OP_MOV_E_DI], 0x66, 0xbf, "mov", x86_read_instr_mov_to_1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_AX], 0x66, 0xb8, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_CX], 0x66, 0xb9, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_DX], 0x66, 0xba, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_BX], 0x66, 0xbb, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_SP], 0x66, 0xbc, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_BP], 0x66, 0xbd, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_SI], 0x66, 0xbe, "mov", x86_read_instr_mov_imm1632_to_r1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_E_DI], 0x66, 0xbf, "mov", x86_read_instr_mov_imm1632_to_r1632);
register_opcode_with_ext(proc->opcodes[X86_OP_SAR_RM1632_IMM8], 0x66, 0xc1, 7, "sar", x86_read_instr_sar_rm1632_with_imm8);
register_opcode(proc->opcodes[X86_OP_RET], 0x00, 0xc3, "ret", x86_read_instr_ret);
register_opcode(proc->opcodes[X86_OP_MOV_IMM8_TO_RM8], 0x00, 0xc6, "mov", x86_read_instr_mov_imm8_to_rm8);
- register_opcode(proc->opcodes[X86_OP_MOV_TO_CONTENT1632], 0x66, 0xc7, "mov", x86_read_instr_mov_to_content_1632);
+ register_opcode(proc->opcodes[X86_OP_MOV_IMM1632_TO_RM1632], 0x66, 0xc7, "mov", x86_read_instr_mov_imm1632_to_rm1632);
register_opcode(proc->opcodes[X86_OP_LEAVE], 0x00, 0xc9, "leave", x86_read_instr_leave);
register_opcode(proc->opcodes[X86_OP_INT], 0x00, 0xcd, "int", x86_read_instr_int);
- register_opcode(proc->opcodes[X86_OP_CALL], 0x00, 0xe8, "call", x86_read_instr_call);
+ register_opcode(proc->opcodes[X86_OP_CALL_REL1632], 0x66, 0xe8, "call", x86_read_instr_call_rel1632);
register_opcode(proc->opcodes[X86_OP_JMP_8], 0x00, 0xeb, "jmp", x86_read_instr_jmp_8);
register_opcode(proc->opcodes[X86_OP_HLT], 0x00, 0xf4, "hlt", x86_read_instr_hlt);
register_opcode_with_ext(proc->opcodes[X86_OP_CALL_RM1632], 0x66, 0xff, 2, "call", x86_read_instr_call_rm1632);
- register_opcode_with_ext(proc->opcodes[X86_OP_PUSH_CONTENT], 0x66, 0xff, 6, "push", x86_read_instr_push_content);
+ register_opcode_with_ext(proc->opcodes[X86_OP_PUSH_RM1632], 0x66, 0xff, 6, "push", x86_read_instr_push_rm1632);
}
diff --git a/src/arch/x86/processor.h b/src/arch/x86/processor.h
index c898d80..036966f 100644
--- a/src/arch/x86/processor.h
+++ b/src/arch/x86/processor.h
@@ -41,8 +41,7 @@ asm_processor *create_x86_processor(void);
AsmOperandSize get_x86_current_operand_size(const asm_x86_processor *);
/* Fournit la taille supplantée des opérandes pour x86. */
-AsmOperandSize switch_x86_operand_size(const asm_x86_processor *);
-
+AsmOperandSize switch_x86_operand_size_if_needed(const asm_x86_processor *, const uint8_t *, off_t *);