数据类型
| Name | Description |
|---|---|
| byte | 8-bit signed int |
| ubyte | 8-bit unsigned int |
| short | 16-bit signed int, little-endian |
| ushort | 16-bit unsigned int, little-endian |
| int | 32-bit signed int, little-endian |
| uint | 32-bit unsigned int, little-endian |
| long | 64-bit signed int, little-endian |
| ulong | 64-bit unsigned int, little-endian |
| sleb128 | signed LEB128, variable-length (see below) |
| uleb128 | unsigned LEB128, variable-length (see below) |
| uleb128p1 | unsigned LEB128 plus 1, variable-length (see below) |
u1, u2, u4, u8 表示占某固定字节的无符号数
LEB128，最高 5 字节，7 位有效
文件布局（File layout）
属性及其他部分偏移：
dex header
索引结构区：
string_ids
type_ids
proto_ids
field_ids
method_ids
class_defs
call_site_ids
method_handles
type_ids
proto_ids
field_ids
method_ids
class_defs
call_site_ids
method_handles
数据区：
data
静态链接数据区：
link_data