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-rw-r--r--ChangeLog24
-rw-r--r--src/analysis/disass/disassembler.c28
-rw-r--r--src/analysis/disass/fetch.c20
-rw-r--r--src/arch/dalvik/instruction.c4
-rw-r--r--src/arch/dalvik/instruction.h2
-rw-r--r--src/arch/dalvik/op_array.c36
-rw-r--r--src/arch/dalvik/op_move.c36
-rw-r--r--src/arch/dalvik/opcodes.h6
-rw-r--r--src/arch/dalvik/operand.c23
-rw-r--r--src/arch/dalvik/operand.h2
-rw-r--r--src/arch/dalvik/processor.c3
-rw-r--r--src/format/part.c52
-rw-r--r--src/format/part.h10
13 files changed, 246 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index b2b399e..227acaf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,27 @@
+11-10-05 Cyrille Bagard <nocbos@gmail.com>
+
+ * src/analysis/disass/disassembler.c:
+ * src/analysis/disass/fetch.c:
+ Count and print the quantity of decoded instruction in DEBUG mode.
+
+ * src/arch/dalvik/instruction.c:
+ * src/arch/dalvik/instruction.h:
+ * src/arch/dalvik/op_array.c:
+ * src/arch/dalvik/opcodes.h:
+ Support a few more Dalvik opcodes.
+
+ * src/arch/dalvik/operand.c:
+ * src/arch/dalvik/operand.h:
+ Support two extra operand format: 22x and 31t.
+
+ * src/arch/dalvik/op_move.c:
+ * src/arch/dalvik/processor.c:
+ Support a few more Dalvik opcodes.
+
+ * src/format/part.c:
+ * src/format/part.h:
+ Store and provide the quantity of decoded instruction in DEBUG mode.
+
11-10-01 Cyrille Bagard <nocbos@gmail.com>
* plugins/pyoida/plugin.c:
diff --git a/src/analysis/disass/disassembler.c b/src/analysis/disass/disassembler.c
index 283914e..046f936 100644
--- a/src/analysis/disass/disassembler.c
+++ b/src/analysis/disass/disassembler.c
@@ -38,6 +38,9 @@
#include "../../decomp/lang/asm.h"
#include "../../format/format.h"
#include "../../glibext/delayed-int.h"
+#ifdef DEBUG
+# include "../../panels/log.h"
+#endif
@@ -196,6 +199,13 @@ static GDelayedDisassembly *g_delayed_disassembly_new(const GOpenidaBinary *bina
static void g_delayed_disassembly_process(GDelayedDisassembly *disass, GtkExtStatusBar *statusbar)
{
+#ifdef DEBUG
+ unsigned int valid; /* Instructions traduites */
+ unsigned int db; /* Instructions non décodées */
+ unsigned int valid_sum; /* Instructions traduites */
+ unsigned int instr_sum; /* Instructions totales */
+ size_t i; /* Boucle de parcours */
+#endif
GBinRoutine **routines; /* Liste des routines trouvées */
size_t routines_count; /* Nombre de ces routines */
guint id; /* Identifiant de statut */
@@ -211,6 +221,24 @@ static void g_delayed_disassembly_process(GDelayedDisassembly *disass, GtkExtSta
gtk_extended_status_bar_remove(statusbar, id);
+#ifdef DEBUG
+
+ valid_sum = 0;
+ instr_sum = 0;
+
+ for (i = 0; i < disass->count; i++)
+ {
+ g_binary_part_get_checkup(disass->parts[i], &valid, &db);
+ valid_sum += valid;
+ instr_sum += (valid + db);
+ }
+
+ log_variadic_message(LMT_WARNING, _("Disassembled instructions : %u %% (%u / %d)"),
+ (valid_sum * 100) / instr_sum,
+ valid_sum, instr_sum);
+
+#endif
+
/* Seconde étape */
id = gtk_extended_status_bar_push(statusbar, _("Establishing links..."), true);
diff --git a/src/analysis/disass/fetch.c b/src/analysis/disass/fetch.c
index 575eb06..5f93eba 100644
--- a/src/analysis/disass/fetch.c
+++ b/src/analysis/disass/fetch.c
@@ -23,6 +23,10 @@
#include "fetch.h"
+#ifdef DEBUG
+# include "../../arch/artificial.h"
+#endif
+
/******************************************************************************
@@ -50,6 +54,10 @@ GArchInstruction *disassemble_binary_parts(const GOpenidaBinary *binary, GBinPar
size_t i; /* Boucle de parcours #1 */
off_t sum; /* Somme de toutes les tailles */
off_t done; /* Quantité déjà traitée */
+#ifdef DEBUG
+ unsigned int valid; /* Instructions traduites */
+ unsigned int db; /* Instructions non décodées */
+#endif
off_t pos; /* Début d'une zone binaire */
off_t len; /* Taille de cette même zone */
vmpa_t base; /* Adresse de la zone binaire */
@@ -83,6 +91,11 @@ GArchInstruction *disassemble_binary_parts(const GOpenidaBinary *binary, GBinPar
/* Décodage des instructions */
+#ifdef DEBUG
+ valid = 0;
+ db = 0;
+#endif
+
start = pos;
pos = 0;
@@ -94,11 +107,18 @@ GArchInstruction *disassemble_binary_parts(const GOpenidaBinary *binary, GBinPar
&pos, len, start, addr);
g_arch_instruction_add_to_list(&result, instr);
+#ifdef DEBUG
+ if (G_IS_DB_INSTRUCTION(instr)) db++;
+ else valid++;
+#endif
+
if (pos < len)
gtk_extended_status_bar_update_activity(statusbar, id, (done + pos) * 1.0 / sum);
}
+ g_binary_part_set_checkup(parts[i], valid, db);
+
done += len;
gtk_extended_status_bar_update_activity(statusbar, id, done * 1.0 / sum);
diff --git a/src/arch/dalvik/instruction.c b/src/arch/dalvik/instruction.c
index 051bbe2..4595193 100644
--- a/src/arch/dalvik/instruction.c
+++ b/src/arch/dalvik/instruction.c
@@ -73,6 +73,7 @@ static dalvik_instruction _instructions[DOP_COUNT] = {
[DOP_NOP] = { 0x00, "nop" },
[DOP_MOVE] = { 0x01, "move" },
+ [DOP_MOVE_FROM_16] = { 0x02, "move/from16" },
[DOP_MOVE_OBJECT] = { 0x07, "move-object" },
@@ -101,6 +102,9 @@ static dalvik_instruction _instructions[DOP_COUNT] = {
[DOP_NEW_INSTANCE] = { 0x22, "new-instance" },
[DOP_NEW_ARRAY] = { 0x23, "new-array" },
+
+ [DOP_FILL_ARRAY_DATA] = { 0x26, "fill-array-data" },
+
[DOP_GOTO] = { 0x28, "goto" },
[DOP_GOTO_16] = { 0x29, "goto/16" },
[DOP_GOTO_32] = { 0x2a, "goto/32" },
diff --git a/src/arch/dalvik/instruction.h b/src/arch/dalvik/instruction.h
index 8eaed17..c359c66 100644
--- a/src/arch/dalvik/instruction.h
+++ b/src/arch/dalvik/instruction.h
@@ -34,6 +34,7 @@ typedef enum _DalvikOpcodes
{
DOP_NOP, /* nop (0x00) */
DOP_MOVE, /* move (0x01) */
+ DOP_MOVE_FROM_16, /* move/from16 (0x02) */
DOP_MOVE_OBJECT, /* move-object (0x07) */
@@ -62,6 +63,7 @@ typedef enum _DalvikOpcodes
DOP_NEW_INSTANCE, /* new-instance (0x22) */
DOP_NEW_ARRAY, /* new-array (0x23) */
+ DOP_FILL_ARRAY_DATA, /* fill-array-data (0x26) */
DOP_GOTO, /* goto (0x28) */
DOP_GOTO_16, /* goto/16 (0x29) */
diff --git a/src/arch/dalvik/op_array.c b/src/arch/dalvik/op_array.c
index 90c61e8..3eecc85 100644
--- a/src/arch/dalvik/op_array.c
+++ b/src/arch/dalvik/op_array.c
@@ -63,3 +63,39 @@ GArchInstruction *dalvik_read_instr_array_length(const bin_t *data, off_t *pos,
return result;
}
+
+
+/******************************************************************************
+* *
+* Paramètres : data = flux de données à analyser. *
+* pos = position courante dans ce flux. [OUT] *
+* len = taille totale des données à analyser. *
+* addr = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
+* Description : Décode une instruction de type 'fill-array-data'. *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+GArchInstruction *dalvik_read_instr_fill_array_data(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, const GDalvikProcessor *proc)
+{
+ GArchInstruction *result; /* Instruction à retourner */
+ SourceEndian endian; /* Boutisme lié au binaire */
+
+ result = g_dalvik_instruction_new(DOP_FILL_ARRAY_DATA);
+
+ endian = g_arch_processor_get_endianness(G_ARCH_PROCESSOR(proc));
+
+ if (!dalvik_read_operands(result, data, pos, len, endian, DALVIK_OPT_31T))
+ {
+ g_object_unref(G_OBJECT(result));
+ return NULL;
+ }
+
+ return result;
+
+}
diff --git a/src/arch/dalvik/op_move.c b/src/arch/dalvik/op_move.c
index de4da28..0462fdb 100644
--- a/src/arch/dalvik/op_move.c
+++ b/src/arch/dalvik/op_move.c
@@ -109,6 +109,42 @@ GArchInstruction *dalvik_read_instr_move_exception(const bin_t *data, off_t *pos
* addr = adresse virtuelle de l'instruction. *
* proc = architecture ciblée par le désassemblage. *
* *
+* Description : Décode une instruction de type 'move/from16'. *
+* *
+* Retour : Instruction mise en place ou NULL. *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+GArchInstruction *dalvik_read_instr_move_from_16(const bin_t *data, off_t *pos, off_t len, vmpa_t addr, const GDalvikProcessor *proc)
+{
+ GArchInstruction *result; /* Instruction à retourner */
+ SourceEndian endian; /* Boutisme lié au binaire */
+
+ result = g_dalvik_instruction_new(DOP_MOVE_FROM_16);
+
+ endian = g_arch_processor_get_endianness(G_ARCH_PROCESSOR(proc));
+
+ if (!dalvik_read_operands(result, data, pos, len, endian, DALVIK_OPT_22X))
+ {
+ g_object_unref(G_OBJECT(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. *
+* addr = adresse virtuelle de l'instruction. *
+* proc = architecture ciblée par le désassemblage. *
+* *
* Description : Décode une instruction de type 'move-object'. *
* *
* Retour : Instruction mise en place ou NULL. *
diff --git a/src/arch/dalvik/opcodes.h b/src/arch/dalvik/opcodes.h
index 7d4b42e..d8d3616 100644
--- a/src/arch/dalvik/opcodes.h
+++ b/src/arch/dalvik/opcodes.h
@@ -183,6 +183,9 @@ GArchInstruction *dalvik_read_instr_div_int_lit8(const bin_t *, off_t *, off_t,
GArchInstruction *dalvik_read_instr_div_int_lit16(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
+/* Décode une instruction de type 'fill-array-data'. */
+GArchInstruction *dalvik_read_instr_fill_array_data(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
+
/* Décode une instruction de type 'goto'. */
GArchInstruction *dalvik_read_instr_goto(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
@@ -308,6 +311,9 @@ GArchInstruction *dalvik_read_instr_move(const bin_t *, off_t *, off_t, vmpa_t,
/* Décode une instruction de type 'move-exception'. */
GArchInstruction *dalvik_read_instr_move_exception(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
+/* Décode une instruction de type 'move/from16'. */
+GArchInstruction *dalvik_read_instr_move_from_16(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
+
/* Décode une instruction de type 'move-object'. */
GArchInstruction *dalvik_read_instr_move_object(const bin_t *, off_t *, off_t, vmpa_t, const GDalvikProcessor *);
diff --git a/src/arch/dalvik/operand.c b/src/arch/dalvik/operand.c
index f6392b3..7c245d8 100644
--- a/src/arch/dalvik/operand.c
+++ b/src/arch/dalvik/operand.c
@@ -36,6 +36,7 @@ typedef enum _DalvikOperandID
DOI_REGISTER_4,
DOI_REGISTER_8,
+ DOI_REGISTER_16,
DOI_IMMEDIATE_4,
DOI_IMMEDIATE_8,
@@ -199,6 +200,14 @@ static bool dalvik_read_basic_operands(GArchInstruction *instr, const bin_t *dat
};
break;
+ case DALVIK_OPT_22X:
+ types = (DalvikOperandID []) {
+ DOI_REGISTER_8,
+ DOI_REGISTER_16,
+ DOI_INVALID
+ };
+ break;
+
case DALVIK_OPT_23X:
types = (DalvikOperandID []) {
DOI_REGISTER_8,
@@ -223,6 +232,14 @@ static bool dalvik_read_basic_operands(GArchInstruction *instr, const bin_t *dat
};
break;
+ case DALVIK_OPT_31T:
+ types = (DalvikOperandID []) {
+ DOI_REGISTER_8,
+ DOI_TARGET_32,
+ DOI_INVALID
+ };
+ break;
+
case DALVIK_OPT_51L:
types = (DalvikOperandID []) {
DOI_REGISTER_8,
@@ -253,6 +270,10 @@ static bool dalvik_read_basic_operands(GArchInstruction *instr, const bin_t *dat
op = g_dalvik_register_operand_new(data, pos, len, NULL, MDS_8_BITS, endian);
break;
+ case DOI_REGISTER_16:
+ op = g_dalvik_register_operand_new(data, pos, len, NULL, MDS_16_BITS, endian);
+ break;
+
case DOI_IMMEDIATE_4:
op = _g_imm_operand_new_from_data(MDS_4_BITS, data, pos, len, low, endian);
break;
@@ -474,9 +495,11 @@ bool dalvik_read_operands(GArchInstruction *instr, const bin_t *data, off_t *pos
case DALVIK_OPT_22C:
case DALVIK_OPT_22S:
case DALVIK_OPT_22T:
+ case DALVIK_OPT_22X:
case DALVIK_OPT_23X:
case DALVIK_OPT_30T:
case DALVIK_OPT_31I:
+ case DALVIK_OPT_31T:
case DALVIK_OPT_51L:
va_start(ap, model);
result = dalvik_read_basic_operands(instr, data, pos, len, &low, endian, model, ap);
diff --git a/src/arch/dalvik/operand.h b/src/arch/dalvik/operand.h
index a596225..636d7ec 100644
--- a/src/arch/dalvik/operand.h
+++ b/src/arch/dalvik/operand.h
@@ -86,12 +86,14 @@ typedef enum _DalvikOperandType
DALVIK_OPT_22C = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'C',
DALVIK_OPT_22S = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'S',
DALVIK_OPT_22T = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'T',
+ DALVIK_OPT_22X = DALVIK_OP_LEN(2) | DALVIK_OP_REG(2) | 'X',
DALVIK_OPT_23X = DALVIK_OP_LEN(2) | DALVIK_OP_REG(3) | 'X',
DALVIK_OPT_30T = DALVIK_OP_LEN(3) | DALVIK_OP_REG(0) | 'T',
DALVIK_OPT_31I = DALVIK_OP_LEN(3) | DALVIK_OP_REG(1) | 'I',
+ DALVIK_OPT_31T = DALVIK_OP_LEN(3) | DALVIK_OP_REG(1) | 'T',
DALVIK_OPT_35C = DALVIK_OP_LEN(3) | DALVIK_OP_REG(5) | 'C',
diff --git a/src/arch/dalvik/processor.c b/src/arch/dalvik/processor.c
index 379fc98..4fd8a2f 100644
--- a/src/arch/dalvik/processor.c
+++ b/src/arch/dalvik/processor.c
@@ -154,6 +154,7 @@ static GArchInstruction *g_dalvik_processor_decode_instruction(const GDalvikProc
[DOP_NOP] = dalvik_read_instr_nop,
[DOP_MOVE] = dalvik_read_instr_move,
+ [DOP_MOVE_FROM_16] = dalvik_read_instr_move_from_16,
[DOP_MOVE_OBJECT] = dalvik_read_instr_move_object,
@@ -182,6 +183,8 @@ static GArchInstruction *g_dalvik_processor_decode_instruction(const GDalvikProc
[DOP_NEW_INSTANCE] = dalvik_read_instr_new_instance,
[DOP_NEW_ARRAY] = dalvik_read_instr_new_array,
+ [DOP_FILL_ARRAY_DATA] = dalvik_read_instr_fill_array_data,
+
[DOP_GOTO] = dalvik_read_instr_goto,
[DOP_GOTO_16] = dalvik_read_instr_goto_16,
[DOP_GOTO_32] = dalvik_read_instr_goto_32,
diff --git a/src/format/part.c b/src/format/part.c
index 371c1ef..e42b8d2 100644
--- a/src/format/part.c
+++ b/src/format/part.c
@@ -41,6 +41,11 @@ struct _GBinPart
off_t size; /* Taille de la partie */
vmpa_t addr; /* Adresse associée */
+#ifdef DEBUG
+ unsigned int valid; /* Instructions reconnues */
+ unsigned int db; /* Instructions non traduites */
+#endif
+
};
/* Bloc de données binaires quelconques (classe) */
@@ -362,3 +367,50 @@ int g_binary_part_compare(const GBinPart **a, const GBinPart **b)
return result;
}
+
+#ifdef DEBUG
+
+/******************************************************************************
+* *
+* Paramètres : part = description de partie à mettre à jour. *
+* valid = quantité d'instructions décodées pour cette partie. *
+* db = quantité d'instructions non traduites ici. *
+* *
+* Description : Mémorise un bilan de désassemblage. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+void g_binary_part_set_checkup(GBinPart *part, unsigned int valid, unsigned int db)
+{
+ part->valid = valid;
+ part->db = db;
+
+}
+
+
+/******************************************************************************
+* *
+* Paramètres : part = description de partie à mettre à jour. *
+* valid = quantité d'instructions décodées ici. [OUT] *
+* db = quantité d'instructions non traduites ici. [OUT] *
+* *
+* Description : Mémorise un bilan de désassemblage. *
+* *
+* Retour : - *
+* *
+* Remarques : - *
+* *
+******************************************************************************/
+
+void g_binary_part_get_checkup(const GBinPart *part, unsigned int *valid, unsigned int *db)
+{
+ *valid = part->valid;
+ *db = part->db;
+
+}
+
+#endif
diff --git a/src/format/part.h b/src/format/part.h
index 32d1903..5adeb2b 100644
--- a/src/format/part.h
+++ b/src/format/part.h
@@ -82,6 +82,16 @@ void g_binary_part_get_values(const GBinPart *, off_t *, off_t *, vmpa_t *);
/* Etablit la comparaison entre deux blocs binaires. */
int g_binary_part_compare(const GBinPart **, const GBinPart **);
+#ifdef DEBUG
+
+/* Mémorise un bilan de désassemblage. */
+void g_binary_part_set_checkup(GBinPart *, unsigned int, unsigned int);
+
+/* Mémorise un bilan de désassemblage. */
+void g_binary_part_get_checkup(const GBinPart *, unsigned int *, unsigned int *);
+
+#endif
+
#endif /* _FORMAT_PART_H */
generated by cgit v0.11.2-87-g4458 at 2024-12-26 21:12:17 (GMT)