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patterns/dex: Added more information to display (#95)

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Added string representations for:
- string ids
- field ids
- method ids
- class ids
- proto ids
This commit is contained in:
Ahmet Bilal Can
2023-03-13 13:43:43 +03:00
committed by GitHub
parent 82ca79c166
commit 2758ec8d36
1 changed files with 53 additions and 32 deletions
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85
patterns/dex.hexpat
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@@ -16,8 +16,8 @@ struct header_item {
u32 type_ids_off;
u32 proto_ids_size;
u32 proto_ids_off;
u32 file_ids_size;
u32 file_ids_off;
u32 field_ids_size;
u32 field_ids_off;
u32 method_ids_size;
u32 method_ids_off;
u32 class_defs_size;
@@ -38,47 +38,47 @@ struct map_list {
map_item list[size];
};
struct string_id_item {
u32 string_data_off;
};
struct string_data_item {
type::uLEB128 utf16_size;
u8 data[utf16_size];
};
type::uLEB128 utf16_size[[hidden]];
char string[utf16_size];
}[[inline]];
struct string_id_item {
string_data_item* string_data: u32;
}[[name(string_data.string)]];
struct type_id_item {
u32 descriptor_idx;
};
char type_name[] @ addressof(parent.string_ids[descriptor_idx].string_data.string);
}[[name(type_name)]];
struct proto_id_item {
u32 shorty_idx;
u32 return_type_idx;
u32 parameters_off;
};
char shorty_dec[] @ addressof(parent.string_ids[shorty_idx].string_data.string);
char return_type[] @ addressof(parent.type_ids[return_type_idx].type_name);
}[[name(shorty_dec)]];
struct field_id_item {
u16 class_idx;
u16 type_idx;
u32 name_idx;
};
char class_name[] @ addressof(parent.type_ids[class_idx].type_name);
char type_name[] @ addressof(parent.type_ids[type_idx].type_name);
char field_name[] @ addressof(parent.string_ids[name_idx].string_data.string);
}[[name(field_name)]];
struct method_id_item {
u16 class_idx;
u16 proto_idx;
u32 name_idx;
};
char class_name[] @ addressof(parent.type_ids[class_idx].type_name);
char proto_desc[] @ addressof(parent.proto_ids[proto_idx].shorty_dec);
char method_name[] @ addressof(parent.string_ids[name_idx].string_data.string);
struct class_def_item {
u32 class_idx;
u32 access_flags;
u32 superclass_idx;
u32 interfaces_off;
u32 source_file_idx;
u32 annotations_off;
u32 class_data_off;
u32 static_values_off;
};
}[[name(class_name+method_name)]];
struct class_site_id_item {
u32 call_site_off;
@@ -90,10 +90,19 @@ struct method_handle_item {
u16 field_or_method_id;
u16 unused2;
};
enum access_flag : type::uLEB128{
public = 0x1,
private = 0x2,
protected = 0x4,
static = 0x8,
final = 0x10,
synchronized = 0x20,
volatile = 0x40
};
struct encoded_field {
type::uLEB128 field_idx_diff;
type::uLEB128 access_flags;
access_flag access_flags;
};
struct encoded_method {
@@ -113,6 +122,19 @@ struct class_data_item {
encoded_method virtual_methods[virtual_methods_size];
};
struct class_def_item {
u32 class_idx;
u32 access_flags;
u32 superclass_idx;
u32 interfaces_off;
u32 source_file_idx;
u32 annotations_off;
u32 class_data_off;
//class_data_item *class_data_off:u32;
u32 static_values_off;
char class_name[] @ addressof(parent.type_ids[class_idx].type_name);
}[[name(class_name)]];
struct type_item {
u16 type_idx;
};
@@ -142,12 +164,11 @@ struct try_item {
struct Dex {
header_item header;
string_id_item string_ids[header.string_ids_size];
type_id_item type_ids[header.type_ids_size];
proto_id_item proto_ids[header.proto_ids_size];
field_id_item field_ids[header.file_ids_size];
method_id_item method_ids[header.method_ids_size];
class_def_item class_defs[header.class_defs_size];
string_id_item string_ids[header.string_ids_size] @ header.string_ids_off;
type_id_item type_ids[header.type_ids_size] @ header.type_ids_off;
proto_id_item proto_ids[header.proto_ids_size] @ header.proto_ids_off;
field_id_item field_ids[header.field_ids_size] @ header.field_ids_off;
method_id_item method_ids[header.method_ids_size] @ header.method_ids_off;
class_def_item class_defs[header.class_defs_size] @ header.class_defs_off;
};
Dex dex @ 0x00;
string_data_item string_data_item_at_0x1AA @ 0x1AA;
Dex dex @ 0x00;