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104 lines
2.8 KiB
104 lines
2.8 KiB
/*
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* Copyright (c) 2018 Jämes Ménétrey <james@menetrey.me>
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*
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* This file is part of the Keystone Java bindings which is released under MIT.
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* See file LICENSE in the Java bindings folder for full license details.
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*/
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package keystone;
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import keystone.jna.JnaEnum;
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import java.util.HashMap;
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import java.util.Map;
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/**
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* Runtime option values (associated with {@link KeystoneOptionType}).
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*/
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public class KeystoneOptionValue {
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/**
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* Runtime option values associated with the assembly syntax.
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*
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* @see KeystoneOptionType#Syntax
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*/
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public enum KeystoneOptionSyntax implements JnaEnum {
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/**
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* X86 Intel syntax - default on X86 (KS_OPT_SYNTAX).
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*/
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Intel(1),
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/**
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* X86 ATT asm syntax (KS_OPT_SYNTAX).
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*/
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Att(1 << 1),
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/**
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* X86 Nasm syntax (KS_OPT_SYNTAX).
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*/
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Nasm(1 << 2),
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/**
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* X86 Masm syntax (KS_OPT_SYNTAX) - unsupported yet.
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*/
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Masm(1 << 3),
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/**
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* X86 GNU GAS syntax (KS_OPT_SYNTAX).
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*/
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Gas(1 << 4),
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/**
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* All immediates are in hex format (i.e 12 is 0x12).
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*/
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Radix16(1 << 5);
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/**
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* Mapping table to determine an enumeration value based on an integer with a complexity of θ(1).
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*/
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private static Map<Integer, KeystoneOptionSyntax> intToEnumMapping = new HashMap<>();
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static {
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// Initializes the mapping table.
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for (KeystoneOptionSyntax syntax : KeystoneOptionSyntax.values()) {
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intToEnumMapping.put(syntax.value(), syntax);
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}
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}
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/**
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* Holds the integer value of the enumeration, that corresponds to the value used in the enumeration in C.
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*/
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private final int value;
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/**
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* Constructor of the enumeration.
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*
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* @param value The integer value, that corresponds to the value used in the enumeration in C.
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*/
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KeystoneOptionSyntax(int value) {
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this.value = value;
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}
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/**
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* Converts an integer value into its corresponding enumeration value.
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* <p>
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* The complexity of the conversion is θ(1).
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*
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* @param value The integer value.
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* @return The return value is a value of the enumeration.
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*/
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public static KeystoneOptionSyntax fromValue(Integer value) {
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return intToEnumMapping.get(value);
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}
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/**
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* Retrieves the value of an element in the enumeration.
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*
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* @return The return value is an integer number, that represents the value in the native library.
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*/
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@Override
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public int value() {
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return value;
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}
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}
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} |