com.android.dex

Class Leb128

java.lang.Object

com.android.dex.Leb128

public final class Leb128
extends Object

Reads and writes DWARFv3 LEB 128 signed and unsigned integers. See DWARF v3 section 7.6.

Method Summary

Modifier and Type	Method and Description
static int	readSignedLeb128(ByteInput in) Reads an signed integer from in.
static int	readUnsignedLeb128(ByteInput in) Reads an unsigned integer from in.
static int	signedLeb128Size(int value) Gets the number of bytes in the signed LEB128 encoding of the given value.
static int	unsignedLeb128Size(int value) Gets the number of bytes in the unsigned LEB128 encoding of the given value.
static void	writeSignedLeb128(ByteOutput out, int value) Writes value as a signed integer to out, starting at offset.
static void	writeUnsignedLeb128(ByteOutput out, int value) Writes value as an unsigned integer to out, starting at offset.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

unsignedLeb128Size

public static int unsignedLeb128Size(int value)

Gets the number of bytes in the unsigned LEB128 encoding of the given value.

Parameters:

value - the value in question

Returns:

its write size, in bytes

signedLeb128Size

public static int signedLeb128Size(int value)

Gets the number of bytes in the signed LEB128 encoding of the given value.

Parameters:

value - the value in question

Returns:

its write size, in bytes

readSignedLeb128

public static int readSignedLeb128(ByteInput in)

Reads an signed integer from in.

readUnsignedLeb128

public static int readUnsignedLeb128(ByteInput in)

Reads an unsigned integer from in.

writeUnsignedLeb128

public static void writeUnsignedLeb128(ByteOutput out,
                                       int value)

Writes value as an unsigned integer to out, starting at offset. Returns the number of bytes written.

writeSignedLeb128

public static void writeSignedLeb128(ByteOutput out,
                                     int value)

Writes value as a signed integer to out, starting at offset. Returns the number of bytes written.