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33 Commits

Author SHA1 Message Date
fd720d2321 Small Tweak 2025-03-31 00:42:13 -04:00
818b7535eb Simplify Generated Code 2025-03-30 22:49:51 -04:00
3db1515ecf Improve Error Message 2025-02-25 04:42:42 -05:00
4ec30a8ec8 Small Change 2025-02-25 03:03:26 -05:00
01a64f321d One Last Linting Change 2025-02-24 07:06:06 -05:00
16089ef4b2 Update Linting 2025-02-24 07:03:38 -05:00
474106c519 Fix CI Step Name 2025-02-24 06:30:15 -05:00
4d64fd2190 Improve Tests 2025-02-24 06:25:48 -05:00
8dc7b17251 Refactor Generated Code 2025-02-24 05:23:00 -05:00
27c4f4115b Add Some Tests 2025-02-22 00:17:09 -05:00
fa7446151e Update Dependencies 2025-02-21 19:06:09 -05:00
16ab0983a7 Add CI 2025-02-15 15:03:44 -05:00
c803572e24 Internal Changes 2024-12-18 01:19:11 -05:00
308a36b4ba Remove/Rename Some Stuff 2024-11-08 02:28:05 -05:00
f72c4f0567 Pass Original As Reference 2024-09-21 02:53:02 -04:00
5d2b146b08 Prevent Double Construction Issues 2024-09-20 21:30:38 -04:00
2a63f1ff52 Finish Improving Performance 2024-08-02 00:56:22 -04:00
199eecda97 WIP 2024-08-01 21:57:31 -04:00
10026e9a04 Finishing Touches! 2024-07-17 06:40:04 -04:00
b0814f257a Refactor! 2024-07-17 03:47:32 -04:00
6f792dfb16 Tweak 2024-07-16 13:46:20 -04:00
46c486e56a Reference Support 2024-07-15 03:02:29 -04:00
346d4403df Misc 2024-07-14 22:10:04 -04:00
11342dbb78 Small Fix 2024-07-14 05:04:32 -04:00
be25749aa4 Some Changes 2024-07-14 05:03:18 -04:00
6098f57b03 Attempt To Fix Rare Segfault 2024-06-15 10:18:41 -04:00
8249a305df The Compiler Strikes Back! 2024-05-24 04:44:11 -04:00
eb49f25fa4 Attack Of The Templates! 2024-05-18 18:58:18 -04:00
fbb9b6d6da Better Static Properties 2024-05-17 02:52:31 -04:00
603010e3cc Remove alloc_*() Functions 2024-05-17 00:36:06 -04:00
eca52455c3 Bug Fix 2024-05-15 04:58:55 -04:00
9697b35de4 Small Change 2024-05-09 17:48:37 -04:00
853481bd9a Add Backup Properties & Update Syntax Highlighting 2024-05-05 00:40:22 -04:00
26 changed files with 1659 additions and 1064 deletions

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@ -1,2 +0,0 @@
/build
/node_modules

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@ -1,36 +0,0 @@
{
"root": true,
"parser": "@typescript-eslint/parser",
"plugins": [
"@typescript-eslint"
],
"extends": [
"eslint:recommended",
"plugin:@typescript-eslint/eslint-recommended",
"plugin:@typescript-eslint/recommended"
],
"rules": {
"no-constant-condition": [
"error",
{
"checkLoops": false
}
],
"quotes": [
"error",
"single",
{
"allowTemplateLiterals": true
}
],
"semi": "error",
"indent": [
"error",
4,
{
"SwitchCase": 1
}
],
"eqeqeq": "error"
}
}

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@ -0,0 +1,24 @@
name: 'CI'
on:
push:
branches:
- master
# Jobs
jobs:
# Build Project
build:
name: Build
runs-on: ubuntu-latest
steps:
- name: Checkout Repository
uses: actions/checkout@v4
# Dependencies
- name: Install Dependencies
run: npm ci
# Test
- name: Test
run: npm test
# Lint
- name: Lint
run: npm run lint

117
data/function.h Normal file
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@ -0,0 +1,117 @@
#include <functional>
#include <utility>
// Information Interface
template <typename Ret, typename... Args>
class __FunctionInfo {
typedef Ret (*type)(Args...);
public:
[[nodiscard]] virtual bool can_overwrite() const = 0;
[[nodiscard]] virtual type get() const = 0;
[[nodiscard]] virtual type *get_addr() const = 0;
virtual void update(type new_func) = 0;
virtual ~__FunctionInfo() = default;
};
// Thunks
typedef void *(*thunk_enabler_t)(void *target, void *thunk);
extern thunk_enabler_t thunk_enabler;
// Function
template <unsigned int, typename T>
class __Function;
template <unsigned int discriminator, typename Ret, typename... Args>
class __Function<discriminator, Ret(Args...)> final {
// Prevent Copying
__PREVENT_COPY(__Function);
__PREVENT_DESTRUCTION(__Function);
// Instance
static __Function *instance;
// Current Function
typedef __FunctionInfo<Ret, Args...> *func_t;
const func_t func;
public:
// Types
typedef Ret (*ptr_type)(Args...);
typedef std::function<Ret(Args...)> type;
typedef std::function<Ret(const type &, Args...)> overwrite_type;
// State
const bool enabled;
const char *const name;
// Backup Of Original Function Pointer
const ptr_type backup;
#ifdef {{ BUILDING_SYMBOLS_GUARD }}
// Constructor
__Function(const char *const name_, const func_t func_):
func(func_),
enabled(func->can_overwrite()),
name(name_),
backup(func->get())
{
instance = this;
}
#else
// Prevent Construction
__PREVENT_JUST_CONSTRUCTION(__Function);
#endif
// Overwrite Function
[[nodiscard]] bool overwrite(const overwrite_type &target) {
// Check If Enabled
if (!enabled) {
return false;
}
// Enable Thunk
enable_thunk();
// Overwrite
type original = get_thunk_target();
thunk_target = [original, target](Args... args) {
return target(original, std::forward<Args>(args)...);
};
return true;
}
// Getters
[[nodiscard]] ptr_type get(const bool result_will_be_stored) {
if (!enabled) {
return nullptr;
} else {
if (result_will_be_stored) {
enable_thunk();
}
return func->get();
}
}
[[nodiscard]] ptr_type *get_vtable_addr() const {
return func->get_addr();
}
private:
// Thunk
[[nodiscard]] type get_thunk_target() const {
if (thunk_target) {
return thunk_target;
} else {
return backup;
}
}
static Ret thunk(Args... args) {
return instance->get_thunk_target()(std::forward<Args>(args)...);
}
// Enable Thunk
type thunk_target;
bool thunk_enabled = false;
void enable_thunk() {
if (!thunk_enabled && enabled) {
ptr_type real_thunk = (ptr_type) thunk_enabler((void *) backup, (void *) thunk);
func->update(real_thunk);
thunk_enabled = true;
}
}
};

16
data/internal.h Normal file
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@ -0,0 +1,16 @@
#define __PREVENT_DESTRUCTION(self) \
~self() = delete
#define __PREVENT_JUST_CONSTRUCTION(self) \
self() = delete
#define __PREVENT_CONSTRUCTION(self) \
__PREVENT_JUST_CONSTRUCTION(self); \
__PREVENT_DESTRUCTION(self)
#define __PREVENT_COPY(self) \
self(const self &) = delete; \
self &operator=(const self &) = delete
template <typename T>
static constexpr decltype(sizeof(T)) __real_sizeof() {
return sizeof(std::conditional_t<std::is_reference_v<T>, void *, T>);
}
template <typename T>
using __make_reference = T &;

69
data/out.cpp Normal file
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@ -0,0 +1,69 @@
#define {{ BUILDING_SYMBOLS_GUARD }}
#include "{{ headerPath }}"
// Global Instance
template <unsigned int id, typename Ret, typename... Args>
__Function<id, Ret(Args...)> *__Function<id, Ret(Args...)>::instance;
// Normal Function Information
template <typename Ret, typename... Args>
class __NormalFunctionInfo final : public __FunctionInfo<Ret, Args...> {
typedef Ret (*type)(Args...);
type func;
public:
// Constructor
explicit __NormalFunctionInfo(const type func_):
func(func_) {}
// Functions
[[nodiscard]] bool can_overwrite() const override {
return true;
}
[[nodiscard]] type get() const override {
return func;
}
[[nodiscard]] type *get_addr() const override {
return nullptr;
}
void update(const type new_func) override {
func = new_func;
}
};
// Virtual Function Information
template <typename Ret, typename... Args>
class __VirtualFunctionInfo final : public __FunctionInfo<Ret, Args...> {
typedef Ret (*type)(Args...);
type *const addr;
void *const parent;
public:
// Constructor
__VirtualFunctionInfo(type *const addr_, void *const parent_):
addr(addr_),
parent(parent_) {}
// Functions
[[nodiscard]] bool can_overwrite() const override {
// If this function's address matches its parent's,
// then it was just inherited and does not actually exist.
// Overwriting this function would also overwrite its parent
// which would cause undesired behavior.
return get() != parent;
}
[[nodiscard]] type get() const override {
return *get_addr();
}
[[nodiscard]] type *get_addr() const override {
return addr;
}
void update(const type new_func) override {
// Address Should Have Already Been Updated
if (get() != new_func) {
__builtin_trap();
}
}
};
#undef super
// Disable Warnings
#pragma GCC diagnostic ignored "-Winvalid-offsetof"
{{ main }}

42
data/out.h Normal file
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@ -0,0 +1,42 @@
#pragma once
// Check Architecture
#ifndef __arm__
#error "Symbols Are ARM-Only"
#endif
// Type Traits
#include <type_traits>
// Internal Macros
{{ include internal.h }}
// Function Object
{{ include function.h }}
// Headers
#include <cstddef>
#include <string>
#include <vector>
#include <map>
#include <cstring>
// Shortcuts
typedef unsigned char uchar;
typedef unsigned short ushort;
typedef unsigned int uint;
// Forward Declarations
{{ forwardDeclarations }}
// Extra Headers
{{ extraHeaders }}
// Warnings
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wshadow"
{{ main }}
// Cleanup Warnings
#pragma GCC diagnostic pop

84
eslint.config.mjs Normal file
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@ -0,0 +1,84 @@
// @ts-check
import eslint from '@eslint/js';
import tseslint from 'typescript-eslint';
import stylistic from '@stylistic/eslint-plugin';
import * as path from 'node:path';
import * as url from 'node:url';
export default tseslint.config(
eslint.configs.recommended,
tseslint.configs.strictTypeChecked,
tseslint.configs.stylisticTypeChecked,
stylistic.configs.recommended,
{
languageOptions: {
parserOptions: {
projectService: {
allowDefaultProject: [
'eslint.config.mjs'
]
},
tsconfigRootDir: path.dirname(url.fileURLToPath(import.meta.url))
}
},
rules: {
'@typescript-eslint/no-unnecessary-condition': [
'error',
{
allowConstantLoopConditions: 'only-allowed-literals'
}
],
'@stylistic/quotes': [
'error',
'single',
{
allowTemplateLiterals: 'avoidEscape'
}
],
'@stylistic/indent': [
'error',
4,
{
SwitchCase: 1
}
],
'@stylistic/comma-dangle': [
'error',
'never'
],
'@stylistic/quote-props': [
'error',
'as-needed'
],
'@stylistic/semi': [
'error',
'always'
],
'@stylistic/eol-last': [
'error',
'never'
],
'@stylistic/lines-between-class-members': 'off',
'@stylistic/object-curly-spacing': 'off',
'@stylistic/brace-style': [
'error',
'1tbs'
],
eqeqeq: 'error'
}
},
{
ignores: [
'build/',
'node_modules/'
]
},
{
files: [
'src/test/**/*'
],
rules: {
'@typescript-eslint/no-floating-promises': 'off'
}
}
);

981
package-lock.json generated

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@ -4,18 +4,20 @@
"description": "", "description": "",
"main": "build/index.js", "main": "build/index.js",
"scripts": { "scripts": {
"start": "tsc && node build/index.js", "build": "rm -rf build && tsc",
"lint": "eslint . --ext .ts" "start": "npm run build && node build/index.js",
"lint": "eslint .",
"test": "npm run build && node --test build/test"
}, },
"author": "TheBrokenRail", "author": "TheBrokenRail",
"license": "MIT", "license": "MIT",
"devDependencies": { "devDependencies": {
"@tsconfig/node-lts": "^18.12.5", "@stylistic/eslint-plugin": "^4.0.1",
"@tsconfig/strictest": "^2.0.2", "@tsconfig/node18": "^18.2.4",
"@types/node": "^20.10.6", "@tsconfig/strictest": "^2.0.5",
"@typescript-eslint/eslint-plugin": "^6.17.0", "@types/node": "^22.13.4",
"@typescript-eslint/parser": "^6.17.0", "eslint": "^9.20.1",
"eslint": "^8.56.0", "typescript": "^5.7.3",
"typescript": "^5.3.3" "typescript-eslint": "^8.24.0"
} }
} }

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@ -1,38 +1,71 @@
import * as fs from 'node:fs'; import * as fs from 'node:fs';
import * as path from 'node:path';
// Constants
export const INDENT = ' '; export const INDENT = ' ';
export const POINTER_SIZE = 4; export const POINTER_SIZE = 4;
export const RTTI_SIZE = POINTER_SIZE; export const RTTI_SIZE = POINTER_SIZE;
export const EXTENSION = '.def'; export const EXTENSION = '.def';
export const STRUCTURE_FILES: {[id: string]: string} = {}; export const STRUCTURE_FILES: Record<string, string> = {};
export const COMMENT = '//';
export const INTERNAL = '__';
export const BUILDING_SYMBOLS_GUARD = 'BUILDING_SYMBOLS_LIB';
// Read Definition File
export function readDefinition(name: string) { export function readDefinition(name: string) {
if (!STRUCTURE_FILES[name]) { if (!STRUCTURE_FILES[name]) {
throw new Error(`Missing Definition File: ${name}${EXTENSION}`); throw new Error(`Missing Definition File: ${name}${EXTENSION}`);
} }
return fs.readFileSync(STRUCTURE_FILES[name]!, {encoding: 'utf8'}); return fs.readFileSync(STRUCTURE_FILES[name], {encoding: 'utf8'});
} }
export function syntaxError(message?: string) { // Error Handling
throw new Error('Syntax Error' + (message ? `: ${message}` : '')); export function extendErrorMessage(e: unknown, message: string) {
let extra: string | null = null;
if (typeof e === 'string') {
extra = e;
} else if (e instanceof Error) {
extra = e.message;
}
if (extra) {
message += ': ' + extra;
}
return message;
} }
export function syntaxError(message?: string): never {
throw new Error(extendErrorMessage(message, 'Syntax Error'));
}
// Convert 'int x' Into {type: 'int', name: 'x'}
const POINTER_TOKENS = ['*', '&'];
export function parseTypeAndName(piece: string) { export function parseTypeAndName(piece: string) {
piece = piece.trim();
// Split On Last Space // Split On Last Space
const index = piece.lastIndexOf(' '); const index = piece.lastIndexOf(' ');
if (index === -1) { if (index === -1) {
syntaxError('Unable To Find Name/Type Divider'); syntaxError('Unable To Find Name/Type Divider');
} }
let name = piece.substring(index + 1)!; let name = piece.substring(index + 1);
let type = piece.substring(0, index)!; let type = piece.substring(0, index);
// Move Asterisks From Name To Type // Move Asterisks From Name To Type
while (name.startsWith('*')) { while (POINTER_TOKENS.some(x => name.startsWith(x))) {
const x = name.substring(0, 1);
name = name.substring(1); name = name.substring(1);
if (!type.endsWith('*')) { if (!POINTER_TOKENS.some(x => type.endsWith(x))) {
type += ' '; type += ' ';
} }
type += '*'; type += x;
}
// Trim
name = name.trim();
if (name.length === 0) {
syntaxError();
}
type = type.trim();
if (type.length === 0) {
syntaxError();
} }
// Return // Return
return {type, name}; return {type, name};
} }
// Convert To Uppercase-Snake-Case
export function toUpperSnakeCase(str: string) { export function toUpperSnakeCase(str: string) {
let wasUpper = false; let wasUpper = false;
let nextIsUpper = false; let nextIsUpper = false;
@ -55,69 +88,134 @@ export function toUpperSnakeCase(str: string) {
} }
return out; return out;
} }
// Convert 'int' To 'int ' But Leave 'int *' As Is
export function formatType(type: string) { export function formatType(type: string) {
if (!type.endsWith('*')) { type = type.trim();
if (!POINTER_TOKENS.some(x => type.endsWith(x))) {
type += ' '; type += ' ';
} }
return type; return type;
} }
export const COMMENT = '//'; // Convert Number To Hexadecimal
export function toHex(x: number) { export function toHex(x: number) {
return '0x' + x.toString(16); return '0x' + x.toString(16);
} }
// Generate C++ Size Assertion
export function assertSize(name: string, size: number) { export function assertSize(name: string, size: number) {
let out = ''; return `static_assert(sizeof(${name}) == ${toHex(size)}, "Invalid Size");\n`;
// Define Size Macro
const macro = toUpperSnakeCase(name) + '_SIZE';
out += `#define ${macro} ${toHex(size)}\n`;
// Check Size
out += `static_assert(sizeof(${name}) == ${macro}, "Invalid Size");\n`;
// Return
return out;
} }
// Parse Integer With Error Checking
export function safeParseInt(str: string) { export function safeParseInt(str: string) {
str = str.trim();
const x = parseInt(str); const x = parseInt(str);
if (isNaN(x)) { if (isNaN(x)) {
throw new Error('Invalid Integer: ' + str); throw new Error('Invalid Integer: ' + str);
} }
return x; return x;
} }
// Generate "Self" Argument For Functions
export function getSelfArg(type: string) { export function getSelfArg(type: string) {
return `${type} *self`; return `${type} *self`;
} }
export function getArgNames(args: string) { // Prepend Argument To Function
// Remove Parentheses
args = args.substring(1, args.length - 1);
if (args.length === 0) {
return [];
}
// Split
const argsList = args.split(',');
// Parse
const out = [];
for (let arg of argsList) {
arg = arg.trim();
// Remove Type
const nameStart = Math.max(arg.lastIndexOf(' '), arg.lastIndexOf('*')) + 1;
arg = arg.substring(nameStart);
// Collect
out.push(arg);
}
// Return
return out;
}
export function prependArg(args: string, arg: string) { export function prependArg(args: string, arg: string) {
if (args !== '()') { if (args !== '()') {
arg += ', '; arg += ', ';
} }
return '(' + arg + args.substring(1); return '(' + arg + args.substring(1);
} }
export function removeFirstArg(args: string) { // Get Data Directory
let index = args.indexOf(','); export function getDataDir() {
if (index === -1) { return path.join(__dirname, '..', 'data');
index = args.indexOf(')'); }
} else { // Format File From Data Directory
index++; export function formatFile(file: string, options: Record<string, string>, includeOtherFiles = true) {
const newOptions = Object.assign({}, options);
const dataDir = getDataDir();
// Include Other Files
if (includeOtherFiles) {
const otherFiles = fs.readdirSync(dataDir);
for (const otherFile of otherFiles) {
newOptions[`include ${otherFile}`] = formatFile(otherFile, options, false);
}
} }
return '(' + args.substring(index).trim(); // Format
file = path.join(dataDir, file);
let data = fs.readFileSync(file, 'utf8');
for (const key in newOptions) {
let value = newOptions[key];
if (value) {
value = value.trim();
data = data.replace(`{{ ${key} }}`, value);
}
}
return data.trim() + '\n';
}
// Generate Code That Will Disable C++ Construction
export function preventConstruction(self: string) {
let out = '';
out += `${INDENT}${INTERNAL}PREVENT_CONSTRUCTION(${self});\n`;
out += `${INDENT}${INTERNAL}PREVENT_COPY(${self});\n`;
return out;
}
// Remove Array Information From Variable Name
export function extractArrayInfo(name: string) {
let arrayInfo = '';
const arrayInfoIndex = name.indexOf('[');
if (arrayInfoIndex !== -1) {
arrayInfo = name.substring(arrayInfoIndex);
name = name.substring(0, arrayInfoIndex);
}
return {
name,
arrayInfo
};
}
// Forward Function Arguments Into Call
export function forwardArguments(args: string, extra: string[]) {
const separator = ',';
const openingParen = '(';
const opening = ['<', openingParen, '['];
const closingParen = ')';
const closing = ['>', closingParen, ']'];
// Remove Enclosing Parenthesis
args = args.trim();
if (!args.startsWith(openingParen) || !args.endsWith(closingParen)) {
syntaxError();
}
args = args.substring(openingParen.length, args.length - closingParen.length);
// Parse
const parts: string[] = [];
let start = 0;
const stack = [];
for (let i = 0; i < args.length; i++) {
const c = args.charAt(i);
if (stack.length === 0 && c === separator) {
parts.push(args.substring(start, i));
start = i + 1;
} else if (opening.includes(c)) {
stack.push(c);
} else {
const i = closing.indexOf(c);
if (i !== -1) {
const x = stack.pop();
if (x !== opening[i]) {
syntaxError();
}
}
}
}
if (stack.length !== 0) {
syntaxError();
}
if (start < args.length) {
parts.push(args.substring(start));
}
// Handle
const out: string[] = [];
for (const part of parts) {
out.push(extractArrayInfo(parseTypeAndName(part.trim()).name).name);
}
out.unshift(...extra);
return openingParen + out.join(separator + ' ') + closingParen;
} }

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@ -1,45 +1,56 @@
import * as fs from 'node:fs'; import * as fs from 'node:fs';
import { STRUCTURE_FILES, EXTENSION, INDENT } from './common'; import * as path from 'node:path';
import { STRUCTURE_FILES, EXTENSION, formatFile, getDataDir, extendErrorMessage, BUILDING_SYMBOLS_GUARD } from './common';
import { getStructure } from './map'; import { getStructure } from './map';
import { Struct } from './struct'; import { Struct } from './struct';
// Arguments // Handle Errors
if (process.argv.length < 5) { process.on('uncaughtException', function (e) {
console.log('USAGE: npm start -- <Source Output File> <Header Output File> <Input Files...>'); console.error('Error: ' + e.message);
process.exit(1); process.exit(1);
});
// Arguments
function nextArgument() {
const out = process.argv.shift();
if (!out) {
throw new Error('Not Enough Arguments!');
}
return out;
} }
process.argv.shift(); nextArgument();
process.argv.shift(); nextArgument();
// Output Files
function invalidFileType(file: string) { function invalidFileType(file: string) {
throw new Error(`Invalid File Type: ${file}`); throw new Error(`Invalid File Type: ${file}`);
} }
const sourceOutput = process.argv.shift()!; const sourceOutput = nextArgument();
if (!sourceOutput.endsWith('.cpp')) { fs.rmSync(sourceOutput, {force: true, recursive: true});
invalidFileType(sourceOutput); fs.mkdirSync(sourceOutput, {recursive: true});
} const headerOutput = nextArgument();
const headerOutput = process.argv.shift()!;
if (!headerOutput.endsWith('.h')) { if (!headerOutput.endsWith('.h')) {
invalidFileType(headerOutput); invalidFileType(headerOutput);
} }
const extraHeaders: string[] = []; // Input Files
const extraHeaderFiles: string[] = [];
while (process.argv.length > 0) { while (process.argv.length > 0) {
const file = process.argv.shift()!; const filePath = nextArgument();
if (file.endsWith(EXTENSION)) { const file = path.parse(filePath);
if (file.ext === EXTENSION) {
// Get Class Name // Get Class Name
const parts = file.split('/'); const fullName = file.base;
let name = parts[parts.length - 1]!; const name = file.name;
name = name.substring(0, name.length - EXTENSION.length);
// Store // Store
if (name in STRUCTURE_FILES) { if (STRUCTURE_FILES[name]) {
throw new Error(`Multiple Definition Files Provided: ${name}${EXTENSION}`); throw new Error(`Multiple Definition Files Provided: ${fullName}`);
} }
STRUCTURE_FILES[name] = file; STRUCTURE_FILES[name] = filePath;
} else if (file.endsWith('.h')) { } else if (file.ext === '.h') {
// Extra Headers // Extra Headers
extraHeaders.push(file); extraHeaderFiles.push(filePath);
} else { } else {
// Invalid File Type // Invalid File Type
invalidFileType(file); invalidFileType(filePath);
} }
} }
@ -52,9 +63,9 @@ function loadSymbols() {
} }
// Sort // Sort
structureObjects.sort((a, b) => { structureObjects.sort((a, b) => {
if (a.getName() > b.getName()) { if (a.name > b.name) {
return 1; return 1;
} else if (a.getName() < b.getName()) { } else if (a.name < b.name) {
return -1; return -1;
} else { } else {
return 0; return 0;
@ -67,7 +78,7 @@ function loadSymbols() {
// Sort Structures By Dependency // Sort Structures By Dependency
function dependencySort(structureObjects: Struct[]) { function dependencySort(structureObjects: Struct[]) {
let loops = 0; let loops = 0;
const MAX_LOOPS = 100; const MAX_LOOPS = 1000;
while (true) { while (true) {
if (loops > MAX_LOOPS) { if (loops > MAX_LOOPS) {
throw new Error('Unable To Sort Dependencies'); throw new Error('Unable To Sort Dependencies');
@ -112,105 +123,75 @@ function makeHeaderPart() {
// Generate Code // Generate Code
let structures = ''; let structures = '';
let isFirst = true;
for (const structure of structureObjects) { for (const structure of structureObjects) {
const name = structure.getName(); const name = structure.name;
if (isFirst) {
isFirst = false;
} else {
structures += '\n';
}
structures += `// ${name}\n`; structures += `// ${name}\n`;
try { try {
structures += structure.generate(); structures += structure.generate();
} catch (e) { } catch (e) {
console.log(`Error Generating Header: ${name}: ${e instanceof Error ? e.stack : e}`); throw new Error(extendErrorMessage(e, 'Generating Header: ' + name));
process.exit(1);
} }
structures += '\n';
} }
// Return // Return
let result = ''; return structures;
result += '// Init\n';
result += 'void init_symbols();\n\n';
result += structures;
return result;
} }
// Create Main Header // Create Main Header
function makeMainHeader(output: string) { function makeMainHeader(output: string) {
let result = ''; // Forward Declarations
result += '#pragma once\n'; let forwardDeclarations = '';
result += '\n// Check Architecture\n';
result += '#ifndef __arm__\n';
result += '#error "Symbols Are ARM-Only"\n';
result += '#endif\n';
result += '\n// Shortcuts\n';
result += 'typedef unsigned char uchar;\n';
result += 'typedef unsigned short ushort;\n';
result += 'typedef unsigned int uint;\n';
result += '\n// Forward Declarations\n';
for (const name in STRUCTURE_FILES) { for (const name in STRUCTURE_FILES) {
result += `typedef struct ${name} ${name};\n`; forwardDeclarations += `typedef struct ${name} ${name};\n`;
} }
result += '\n// Extra Headers\n'; forwardDeclarations = forwardDeclarations.trim();
for (const file of extraHeaders) { // Extra Headers
result += fs.readFileSync(file, {encoding: 'utf8'}); let extraHeaders = '';
for (const file of extraHeaderFiles) {
extraHeaders += fs.readFileSync(file, {encoding: 'utf8'});
} }
result += '\n// Headers\n'; extraHeaders = extraHeaders.trim();
result += '#include <cstddef>\n'; // Main
result += '#include <string>\n'; const main = makeHeaderPart().trim();
result += '#include <vector>\n'; // Write
result += '#include <map>\n'; const result = formatFile('out.h', {BUILDING_SYMBOLS_GUARD, forwardDeclarations, extraHeaders, main, data: getDataDir()});
result += '\n// Warnings\n';
result += '#pragma GCC diagnostic push\n';
result += '#pragma GCC diagnostic ignored "-Winvalid-offsetof"\n';
result += '#pragma GCC diagnostic ignored "-Wshadow"\n\n';
result += makeHeaderPart();
result += '\n// Cleanup Warnings\n';
result += '#pragma GCC diagnostic pop\n';
fs.writeFileSync(output, result); fs.writeFileSync(output, result);
} }
makeMainHeader(headerOutput); makeMainHeader(headerOutput);
// Generate Compiled Code // Generate Compiled Code
function makeCompiledCode(output: string) { function makeCompiledCode(outputDir: string) {
// Load Symbols // Load Symbols
const structureObjects = loadSymbols(); const structureObjects = loadSymbols();
// Generate // Generate
let declarations = ''; let first = true;
let init = '';
let isFirst = true;
for (const structure of structureObjects) { for (const structure of structureObjects) {
const name = structure.getName(); // Thunks
if (isFirst) { let declarations = '';
isFirst = false; if (first) {
} else { first = false;
declarations += '\n'; declarations += '// Thunk Enabler\n';
init += '\n'; declarations += 'thunk_enabler_t thunk_enabler;\n\n';
} }
declarations += `// ${name}\n`;
init += `${INDENT}// ${name}\n`;
try {
const code = structure.generateCode();
declarations += code.functions;
init += code.init;
} catch (e) {
console.log(`Error Generating Code: ${name}: ${e instanceof Error ? e.stack : e}`);
process.exit(1);
}
}
// Write // Structure
let result = ''; const name = structure.name;
result += `#include "${fs.realpathSync(headerOutput)}"\n`; declarations += `// ${name}\n`;
result += '\n#include <cstring>\n'; try {
result += '\n// Init\n'; declarations += structure.generateCode().trim();
result += 'void init_symbols() {\n'; } catch (e) {
result += init; throw new Error(extendErrorMessage(e, 'Generating Code: ' + name));
result += '}\n\n'; }
result += declarations; declarations += '\n';
fs.writeFileSync(output, result);
// Write
const headerPath = fs.realpathSync(headerOutput);
const main = declarations.trim();
const result = formatFile('out.cpp', {BUILDING_SYMBOLS_GUARD, headerPath, main, data: getDataDir()});
const output = path.join(outputDir, name + '.cpp');
fs.writeFileSync(output, result);
}
} }
makeCompiledCode(sourceOutput); makeCompiledCode(sourceOutput);

View File

@ -1,52 +1,53 @@
import { COMMENT, EXTENSION, getSelfArg, parseTypeAndName, prependArg, readDefinition, safeParseInt, syntaxError } from './common'; import { COMMENT, extendErrorMessage, EXTENSION, parseTypeAndName, readDefinition, safeParseInt, syntaxError } from './common';
import { Method } from './method'; import { Method } from './method';
import { Property, StaticProperty } from './property'; import { Property, StaticProperty } from './property';
import { Struct } from './struct'; import { Struct } from './struct';
// Error Handling // Error Handling
export class ErrorOnLine { class ErrorOnLine extends Error {
readonly error: unknown; constructor(e: unknown, file: string, line: number) {
readonly file: string; // Get Message
readonly line: number; let message: string;
constructor (error: unknown, file: string, line: number) { if (e instanceof ErrorOnLine) {
this.error = error; message = e.message;
this.file = file; } else {
this.line = line; message = extendErrorMessage(e, file + ':' + line.toString());
}
// Call Constructor
super(message);
Object.setPrototypeOf(this, ErrorOnLine.prototype);
} }
} }
// Parse Property // Parse Property
function parseProperty(args: string) { export const OFFSET_SEPARATOR = ' = ';
const parts = args.split(' = '); export function parseProperty(args: string) {
if (parts.length !== 2) { const [a, b] = args.split(OFFSET_SEPARATOR);
if (!a || !b) {
syntaxError('Invalid Piece Count'); syntaxError('Invalid Piece Count');
} }
const {type, name} = parseTypeAndName(parts[0]!); const {type, name} = parseTypeAndName(a);
const offset = safeParseInt(parts[1]!); const offset = safeParseInt(b);
return {type, name, offset}; return {type, name, offset};
} }
// Parse Method // Parse Method
function parseMethod(args: string, self: string, insertSelfArg: boolean, isInherited: boolean) { export function parseMethod(args: string, self: string, insertSelfArg: boolean, isInherited: boolean) {
const argsStart = args.indexOf('('); const argsStart = args.indexOf('(');
if (argsStart === -1) { if (argsStart === -1) {
syntaxError('Cannot Find Arguments'); syntaxError('Cannot Find Arguments');
} }
const start = args.substring(0, argsStart).trim(); const start = args.substring(0, argsStart).trim();
const {type, name} = parseTypeAndName(start); const {type, name} = parseTypeAndName(start);
const end = args.substring(argsStart).trim().split(' = '); const end = args.substring(argsStart).trim().split(OFFSET_SEPARATOR);
if (end.length !== 2) { if (!end[0] || !end[1]) {
syntaxError('Invalid Piece Count'); syntaxError('Invalid Piece Count');
} }
let methodArgs = end[0]!; const methodArgs = end[0].trim();
if (!methodArgs.startsWith('(') || !methodArgs.endsWith(')')) { if (!methodArgs.startsWith('(') || !methodArgs.endsWith(')')) {
syntaxError('Invalid Method Arguments'); syntaxError('Invalid Method Arguments');
} }
if (insertSelfArg) { const address = safeParseInt(end[1]);
const selfArg = getSelfArg(self);
methodArgs = prependArg(methodArgs, selfArg);
}
const address = safeParseInt(end[1]!);
return new Method(self, name, type, methodArgs, address, isInherited, !insertSelfArg); return new Method(self, name, type, methodArgs, address, isInherited, !insertSelfArg);
} }
@ -116,29 +117,29 @@ export function load(target: Struct, name: string, isExtended: boolean) {
case 'vtable-size': { case 'vtable-size': {
// Set VTable Size // Set VTable Size
if (!isExtended) { if (!isExtended) {
target.setVTableSize(safeParseInt(args)); target.getVTable().setSize(safeParseInt(args));
} }
break; break;
} }
case 'vtable': { case 'vtable': {
// Set VTable Address // Set VTable Address
target.ensureVTable(); const vtable = target.getVTable();
if (!isExtended && args.length > 0) { if (!isExtended && args.length > 0) {
target.setVTableAddress(safeParseInt(args)); vtable.setAddress(safeParseInt(args));
} }
break; break;
} }
case 'property': { case 'property': {
// Add Property // Add Property
const info = parseProperty(args); const info = parseProperty(args);
target.addProperty(new Property(info.offset, info.type, info.name, target.getName())); target.addProperty(new Property(info.offset, info.type, info.name, target.name));
break; break;
} }
case 'static-property': { case 'static-property': {
// Add Static Property // Add Static Property
if (!isExtended) { if (!isExtended) {
const info = parseProperty(args); const info = parseProperty(args);
target.addStaticProperty(new StaticProperty(info.offset, info.type, info.name, target.getName())); target.addStaticProperty(new StaticProperty(info.offset, info.type, info.name, target.name));
} }
break; break;
} }
@ -150,14 +151,14 @@ export function load(target: Struct, name: string, isExtended: boolean) {
} }
case 'virtual-method': { case 'virtual-method': {
// Add Virtual Method // Add Virtual Method
const method = parseMethod(args, target.getName(), true, isExtended); const method = parseMethod(args, target.name, true, isExtended);
target.addMethod(method, true); target.addMethod(method, true);
break; break;
} }
case 'static-method': { case 'static-method': {
// Add Static Method // Add Static Method
if (!isExtended) { if (!isExtended) {
const method = parseMethod(args, target.getName(), false, false); const method = parseMethod(args, target.name, false, false);
target.addMethod(method, false); target.addMethod(method, false);
} }
break; break;
@ -165,23 +166,30 @@ export function load(target: Struct, name: string, isExtended: boolean) {
case 'constructor': { case 'constructor': {
// Constructor // Constructor
if (!isExtended) { if (!isExtended) {
let data = `${target.getName()} *constructor`; let data = `${target.name} *constructor`;
if (args.startsWith('(')) { if (args.startsWith('(')) {
// No Custom Name // No Custom Name
data += ' ';
} else { } else {
// Use Custom Name // Use Custom Name
data += '_'; data += '_';
} }
data += args; data += args;
const method = parseMethod(data, target.getName(), true, false); const method = parseMethod(data, target.name, true, false);
target.addMethod(method, false); target.addMethod(method, false);
} }
break; break;
} }
case 'vtable-destructor-offset': { case 'vtable-destructor-offset': {
// Set VTable Destructor Offset // Set VTable Destructor Offset
target.setVTableDestructorOffset(safeParseInt(args)); target.getVTable().setDestructorOffset(safeParseInt(args));
break;
}
case 'mark-as-simple': {
// Mark As Simple
if (isExtended) {
throw new Error('Cannot Extend Simple Structure');
}
target.markAsSimple();
break; break;
} }
default: { default: {
@ -189,9 +197,6 @@ export function load(target: Struct, name: string, isExtended: boolean) {
} }
} }
} catch (e) { } catch (e) {
if (e instanceof ErrorOnLine) {
throw e;
}
// Find Line Number // Find Line Number
let lineNumber = 1; let lineNumber = 1;
for (let i = 0; i <= startOfCommand; i++) { for (let i = 0; i <= startOfCommand; i++) {

View File

@ -1,14 +1,15 @@
import { Struct } from './struct'; import { Struct } from './struct';
import { ErrorOnLine, load } from './loader'; import { load } from './loader';
import { extendErrorMessage } from './common';
// Store Loaded Structures // Store Loaded Structures
const structures: {[id: string]: Struct} = {}; const structures: Record<string, Struct> = {};
// Get Or Load Structure // Get Or Load Structure
export function getStructure(name: string) { export function getStructure(name: string) {
if (name in structures) { if (structures[name]) {
// Already Loaded // Already Loaded
return structures[name]!; return structures[name];
} else { } else {
// Load Structure // Load Structure
try { try {
@ -20,14 +21,7 @@ export function getStructure(name: string) {
// Return // Return
return target; return target;
} catch (e) { } catch (e) {
let error = e; throw new Error(extendErrorMessage(e, 'Loading ' + name));
let extra = '';
if (e instanceof ErrorOnLine) {
extra = `${e.file}:${e.line}: `;
error = e.error;
}
console.log(`Error Loading ${name}: ${extra}${error instanceof Error ? error.stack : error}`);
process.exit(1);
} }
} }
} }

View File

@ -1,73 +1,86 @@
import { INDENT, formatType, getArgNames } from './common'; import { INDENT, INTERNAL, formatType, getSelfArg, prependArg, toHex } from './common';
// A Template Parameter So Each Template Instantiation Is Unique
let nextDiscriminator = 0;
// An Individual Method
export class Method { export class Method {
readonly #discriminator: number;
readonly self: string; readonly self: string;
readonly shortName: string; readonly shortName: string;
readonly returnType: string; readonly returnType: string;
readonly args: string; readonly #args: string;
readonly address: number; readonly address: number;
readonly isInherited: boolean; readonly isInherited: boolean;
readonly hasVarargs: boolean;
readonly isStatic: boolean; readonly isStatic: boolean;
// Constructor // Constructor
constructor(self: string, name: string, returnType: string, args: string, address: number, isInherited: boolean, isStatic: boolean) { constructor(self: string, name: string, returnType: string, args: string, address: number, isInherited: boolean, isStatic: boolean) {
this.#discriminator = nextDiscriminator++;
this.self = self; this.self = self;
this.shortName = name; this.shortName = name;
this.returnType = returnType; this.returnType = returnType;
this.args = args; this.#args = args;
this.address = address; this.address = address;
this.isInherited = isInherited; this.isInherited = isInherited;
this.hasVarargs = this.args.includes('...');
this.isStatic = isStatic; this.isStatic = isStatic;
} }
// Get Type // Getters
getNameWithCustomSelf(self: string) { getName(separator = '_') {
return `${self}_${this.shortName}`; return this.self + separator + this.shortName;
}
getName() {
return this.getNameWithCustomSelf(this.self);
} }
getType() { getType() {
return `${this.getName()}_t`; return this.getName() + '_t';
}
#getRawType() {
return INTERNAL + 'raw_' + this.getType();
}
getProperty() {
return `${INDENT}${this.#getRawType()} *${this.shortName};\n`;
}
#getFullType() {
return `${INTERNAL}Function<${this.#discriminator.toString()}, ${this.#getRawType()}>`;
}
doesReturnValue() {
return this.returnType.trim() !== 'void';
}
getArgs(includeSelf = true) {
let args = this.#args.trim();
if (includeSelf && !this.isStatic) {
const selfArg = getSelfArg(this.self);
args = prependArg(args, selfArg);
}
return args;
} }
// Generate Type Definition // Typedefs
generateTypedef() { generateTypedefs() {
let out = ''; let out = '';
out += `typedef ${formatType(this.returnType)}${this.#getRawType()}${this.getArgs()};\n`;
// Normal Definition out += `typedef const std::function<${this.#getRawType()}> &${this.getType()};\n`;
const returnType = formatType(this.returnType);
out += `typedef ${returnType}(*${this.getType()})${this.args};\n`;
// Fancy Overwrite Does Not Support Varargs
if (!this.hasVarargs) {
// Overwrite Helper
out += `#define __overwrite_helper_for_${this.getName()}(method, original) \\\n`;
out += `${INDENT}[]${this.args} { \\\n`;
out += `${INDENT}${INDENT}${returnType.trim() === 'void' ? '' : 'return '}method(${['original'].concat(getArgNames(this.args)).join(', ')}); \\\n`;
out += `${INDENT}}\n`;
}
// Return
return out; return out;
} }
// Generate Variable Definition // Overwrite Helper
generateDefinition(nameSuffix?: string) { #getVirtualCall(self: string = this.self) {
return `${this.getType()} ${this.getName()}${nameSuffix !== undefined ? nameSuffix : ''};\n`; return `${self}_vtable::base->${this.shortName}`;
} }
generate(code: boolean, isVirtual: boolean, parentSelf?: string) {
// Generate "New Method" Test let out = '';
generateNewMethodTest(parent: string | null, prefix: string, suffix: string) { out += 'extern ';
let out = `#define __is_new_method_${this.getName()}() (`; out += `${this.#getFullType()} *const ${this.getName()}`;
if (!this.isInherited) { if (code) {
out += 'true'; out += ` = new ${this.#getFullType()}(${JSON.stringify(this.getName('::'))}, `;
} else { if (isVirtual) {
out += `((void *) ${prefix}${this.getName()}${suffix}) != ((void *) ${prefix}${this.getNameWithCustomSelf(parent!)}${suffix})`; const parentMethod = parentSelf ? this.#getVirtualCall(parentSelf) : 'nullptr';
out += `new ${INTERNAL}VirtualFunctionInfo(&${this.#getVirtualCall()}, (void *) ${parentMethod})`;
} else {
out += `new ${INTERNAL}NormalFunctionInfo((${this.#getRawType()} *) ${toHex(this.address)})`;
}
out += ')';
} }
out += ')\n'; out += ';\n';
return out; return out;
} }
} }

View File

@ -1,5 +1,6 @@
import { formatType } from './common'; import { extractArrayInfo, formatType, INTERNAL } from './common';
// A Single Property
export class Property { export class Property {
readonly offset: number; readonly offset: number;
readonly #type: string; readonly #type: string;
@ -15,46 +16,36 @@ export class Property {
} }
// Getters // Getters
type() { parts() {
return `__type_${this.fullName()}`; const info = extractArrayInfo(this.#name);
} return {
typedef() { type: formatType(this.#type),
let arrayInfo = ''; name: info.name,
const arrayInfoIndex = this.#name.indexOf('['); arrayInfo: info.arrayInfo
if (arrayInfoIndex !== -1) { };
arrayInfo = this.#name.substring(arrayInfoIndex);
}
return `typedef ${formatType(this.#type)}${this.type()}${arrayInfo};\n`;
} }
name() { name() {
let name = this.#name; return this.parts().name;
const arrayInfoIndex = this.#name.indexOf('['); }
if (arrayInfoIndex !== -1) { #fullName(separator: string) {
name = name.substring(0, arrayInfoIndex); return this.#self + separator + this.name();
}
return name;
} }
fullName() { fullName() {
return `${this.#self}_${this.name()}`; return this.#fullName('_');
}
prettyName() {
return this.#fullName('::');
} }
rawType() { rawType() {
return this.#type; return this.#type;
} }
} }
// A Single Static Property
export class StaticProperty extends Property { export class StaticProperty extends Property {
// Constructor // Reference
constructor(address: number, type: string, name: string, self: string) { referenceDefinition(addSelf: boolean) {
super(address, type, name, self); const parts = this.parts();
} return `${INTERNAL}make_reference<${parts.type.trim()}${parts.arrayInfo}> ${addSelf ? this.prettyName() : this.name()}`;
// Generate Variable Definition
globalPointerDefinition() {
return `${this.type()} *${this.fullName()}_pointer;\n`;
}
// Generate Macro
macro() {
return `#define ${this.fullName()} (*${this.fullName()}_pointer)\n`;
} }
} }

View File

@ -1,10 +1,11 @@
import { INDENT, STRUCTURE_FILES, toHex, assertSize, formatType, getArgNames, removeFirstArg } from './common'; import { INDENT, STRUCTURE_FILES, toHex, assertSize, INTERNAL, preventConstruction, BUILDING_SYMBOLS_GUARD, formatType, forwardArguments } from './common';
import { Method } from './method'; import { Method } from './method';
import { Property, StaticProperty } from './property'; import { Property, StaticProperty } from './property';
import { VTable } from './vtable'; import { VTable } from './vtable';
// A Structure/Class
export class Struct { export class Struct {
readonly #name: string; readonly name: string;
#vtable: VTable | null; #vtable: VTable | null;
readonly #methods: Method[]; readonly #methods: Method[];
readonly #properties: Property[]; readonly #properties: Property[];
@ -12,10 +13,11 @@ export class Struct {
readonly #dependencies: string[]; readonly #dependencies: string[];
readonly #staticProperties: StaticProperty[]; readonly #staticProperties: StaticProperty[];
#directParent: string | null; #directParent: string | null;
#isSimple: boolean;
// Constructor // Constructor
constructor(name: string) { constructor(name: string) {
this.#name = name; this.name = name;
this.#methods = []; this.#methods = [];
this.#properties = []; this.#properties = [];
this.#vtable = null; this.#vtable = null;
@ -23,6 +25,7 @@ export class Struct {
this.#dependencies = []; this.#dependencies = [];
this.#staticProperties = []; this.#staticProperties = [];
this.#directParent = null; this.#directParent = null;
this.#isSimple = false;
} }
// Dependencies // Dependencies
@ -34,39 +37,29 @@ export class Struct {
} }
// Ensure VTable Exists // Ensure VTable Exists
ensureVTable() { getVTable() {
if (this.#vtable === null) { if (this.#vtable === null) {
this.#vtable = new VTable(this.#name); this.#vtable = new VTable(this.name);
this.addProperty(this.#vtable.property); this.addProperty(this.#vtable.property);
} }
} return this.#vtable;
// Set VTable Destructor Offset
setVTableDestructorOffset(offset: number) {
this.ensureVTable();
this.#vtable!.setDestructorOffset(offset);
} }
// Setters // Setters
setSize(size: number) { setSize(size: number) {
this.#size = size; this.#size = size;
} }
// Getters
getName() {
return this.#name;
}
// Add Method // Add Method
addMethod(method: Method, isVirtual: boolean) { addMethod(method: Method, isVirtual: boolean) {
if (method.returnType !== this.#name && method.returnType in STRUCTURE_FILES) { if (method.returnType !== this.name && method.returnType in STRUCTURE_FILES) {
this.#addDependency(method.returnType); this.#addDependency(method.returnType);
} }
if (isVirtual) { if (isVirtual) {
if (method.self !== this.#name) { if (method.self !== this.name) {
throw new Error(); throw new Error();
} }
this.ensureVTable(); this.getVTable().add(method);
this.#vtable!.add(method);
} else { } else {
if (method.isInherited) { if (method.isInherited) {
this.#addDependency(method.self); this.#addDependency(method.self);
@ -79,7 +72,7 @@ export class Struct {
this.#properties.push(property); this.#properties.push(property);
// Add Dependency If Needed // Add Dependency If Needed
const type = property.rawType(); const type = property.rawType();
if (type in STRUCTURE_FILES) { if (STRUCTURE_FILES[type]) {
this.#addDependency(type); this.#addDependency(type);
} }
} }
@ -88,14 +81,21 @@ export class Struct {
this.#staticProperties.push(property); this.#staticProperties.push(property);
} }
// Configure VTable // "Simple" Structures
setVTableSize(size: number) { markAsSimple() {
this.ensureVTable(); this.#isSimple = true;
this.#vtable!.setSize(size);
} }
setVTableAddress(address: number) { #checkSimple() {
this.ensureVTable(); const checks: [string, boolean][] = [
this.#vtable!.setAddress(address); ['Cannot Inherit', this.#directParent !== null],
['Must Have A Defined Size', this.#size === null],
['Cannot Have A VTable', this.#vtable !== null]
];
for (const check of checks) {
if (check[1]) {
throw new Error('Simple Structures ' + check[0]);
}
}
} }
// Generate Properties // Generate Properties
@ -114,10 +114,9 @@ export class Struct {
// Add Properties // Add Properties
let out = ''; let out = '';
for (let i = 0; i < sortedProperties.length; i++) { let lastProperty: Property | null = null;
const property = sortedProperties[i]!; let i = 0;
const lastProperty = sortedProperties[i - 1]; for (const property of sortedProperties) {
// Padding // Padding
let offsetFromLastProperty = property.offset; let offsetFromLastProperty = property.offset;
if (lastProperty) { if (lastProperty) {
@ -125,64 +124,77 @@ export class Struct {
} }
let paddingSize = toHex(offsetFromLastProperty); let paddingSize = toHex(offsetFromLastProperty);
if (lastProperty) { if (lastProperty) {
paddingSize += ` - sizeof(${lastProperty.type()})`; const parts = lastProperty.parts();
paddingSize += ` - ${INTERNAL}real_sizeof<${parts.type.trim()}${parts.arrayInfo}>()`;
}
if (!this.#isSimple) {
out += `${INDENT}uchar ${INTERNAL}padding${i.toString()}[${paddingSize}];\n`;
} }
out += `${INDENT}uchar __padding${i}[${paddingSize}];\n`;
// The Actual Property // The Actual Property
if (property !== sizeProperty) { if (property !== sizeProperty) {
out += `${INDENT}${property.type()} ${property.name()};\n`; const parts = property.parts();
out += `${INDENT}${parts.type}${parts.name}${parts.arrayInfo};\n`;
} }
// Advance
lastProperty = property;
i++;
} }
return out; return out;
} }
// Generate C++ Method Shortcuts // Generate C++ Method Shortcuts
#generateMethod(method: Method, isVirtual: boolean) {
let out = '';
out += INDENT;
if (method.isStatic) {
out += 'static ';
}
const args = method.getArgs(false);
out += formatType(method.returnType) + method.shortName + args + ' {\n';
out += INDENT + INDENT;
if (method.doesReturnValue()) {
out += 'return ';
}
if (isVirtual) {
out += `this->vtable->${method.shortName}`;
} else {
out += `${method.getName()}->get(false)`;
}
const extra = [];
if (!method.isStatic) {
extra.push(`(${method.self} *) this`);
}
out += forwardArguments(args, extra) + ';\n';
out += `${INDENT}}\n`;
return out;
}
#generateMethods() { #generateMethods() {
let out = ''; let out = '';
out += `#ifndef ${BUILDING_SYMBOLS_GUARD}\n`;
// Normal Methods // Normal Methods
const getArgsOuter = (method: Method) => {
let out = method.args;
if (!method.isStatic) {
// Remove "self"
out = removeFirstArg(out);
}
return out;
};
const getArgsInner = (method: Method) => {
const list = getArgNames(method.args);
if (!method.isStatic) {
// Replace "self" With "this"
list[0] = `(${method.self} *) this`;
}
return list.join(', ');
};
for (const method of this.#methods) { for (const method of this.#methods) {
if (!method.hasVarargs) { out += this.#generateMethod(method, false);
const returnType = method.returnType;
const shortName = method.shortName;
const fullName = method.getName();
const args = getArgsOuter(method);
out += `${INDENT}inline ${formatType(returnType)}${shortName}${args} { \\\n`;
out += `${INDENT}${INDENT}${returnType.trim() === 'void' ? '' : 'return '}${fullName}(${getArgsInner(method)});\n`;
out += `${INDENT}}\n`;
}
} }
// Virtual Methods // Virtual Methods
if (this.#vtable !== null) { if (this.#vtable !== null) {
const virtualMethods = this.#vtable.getMethods(); const virtualMethods = this.#vtable.getMethods();
for (const method of virtualMethods) { for (const method of virtualMethods) {
if (method && !method.hasVarargs) { if (method) {
const returnType = method.returnType; out += this.#generateMethod(method, true);
const shortName = method.shortName;
const args = getArgsOuter(method);
out += `${INDENT}inline ${formatType(returnType)}${shortName}${args} { \\\n`;
out += `${INDENT}${INDENT}${returnType.trim() === 'void' ? '' : 'return '}this->vtable->${shortName}(${getArgsInner(method)});\n`;
out += `${INDENT}}\n`;
} }
} }
} }
// Allocation Method
if (this.#size !== null) {
// THIS DOES NOT CONSTRUCT THE OBJECT
out += `${INDENT}static ${this.name} *allocate() {\n`;
out += `${INDENT}${INDENT}return (${this.name} *) ::operator new(sizeof(${this.name}));\n`;
out += `${INDENT}}\n`;
}
// Return // Return
out += '#endif\n';
return out; return out;
} }
@ -190,55 +202,43 @@ export class Struct {
generate() { generate() {
let out = ''; let out = '';
// Static Properties // Check "Simple" Status
for (const property of this.#staticProperties) { if (this.#isSimple) {
out += property.typedef(); this.#checkSimple();
out += `extern ${property.globalPointerDefinition()}`;
out += property.macro();
}
// Methods
for (const method of this.#methods) {
if (!method.isInherited) {
out += method.generateTypedef();
out += `extern ${method.generateDefinition()}`;
out += method.generateNewMethodTest(this.#directParent, '', '');
}
} }
// VTable // VTable
if (this.#vtable !== null) { if (this.#vtable !== null) {
out += this.#vtable.generate(this.#directParent); out += this.#vtable.generate();
} }
// Property Typedefs // Method Wrappers
for (const property of this.#properties) { let typedefs = '';
out += property.typedef(); let methodsOut = '';
for (const method of this.#methods) {
if (!method.isInherited) {
typedefs += method.generateTypedefs();
methodsOut += method.generate(false, false);
}
} }
out += typedefs;
out += `#ifndef ${BUILDING_SYMBOLS_GUARD}\n`;
out += methodsOut;
out += '#endif\n';
// Structure // Structure
out += `struct ${this.#name} {\n`; out += `struct ${this.name} final {\n`;
out += this.#generateProperties(); out += this.#generateProperties();
out += this.#generateMethods(); out += this.#generateMethods();
out += `};\n`; for (const property of this.#staticProperties) {
// Static Property References
// Sanity Check Offsets out += `${INDENT}static ${property.referenceDefinition(false)};\n`;
for (let i = 0; i < this.#properties.length; i++) {
const property = this.#properties[i]!;
const name = property.name();
const offset = property.offset;
out += `static_assert(offsetof(${this.#name}, ${name}) == ${toHex(offset)}, "Invalid Offset");\n`;
} }
if (!this.#isSimple) {
// Sanity Check Size // Disable Construction Of Complex Structures
if (this.#size !== null) { out += preventConstruction(this.name);
out += assertSize(this.#name, this.#size);
}
// Allocation Function
if (this.#size !== null) {
out += `${this.#name} *alloc_${this.#name}();\n`;
} }
out += '};\n';
// Return // Return
return out; return out;
@ -246,39 +246,40 @@ export class Struct {
// Generate Compiled Code // Generate Compiled Code
generateCode() { generateCode() {
let declarations = ''; let out = '';
let init = '';
// Static Properties // Static Properties
for (const property of this.#staticProperties) { for (const property of this.#staticProperties) {
init += `${INDENT}${property.fullName()}_pointer = (${property.type()} *) ${toHex(property.offset)};\n`; out += `${property.referenceDefinition(true)} = *(std::remove_reference_t<decltype(${property.prettyName()})> *) ${toHex(property.offset)};\n`;
declarations += property.globalPointerDefinition();
} }
// Methods // Methods
for (const method of this.#methods) { for (const method of this.#methods) {
if (!method.isInherited) { if (!method.isInherited) {
init += `${INDENT}${method.getName()} = (${method.getType()}) ${toHex(method.address)};\n`; out += method.generate(true, false);
declarations += method.generateDefinition();
} }
} }
// Sanity Check Offsets
for (const property of this.#properties) {
const name = property.name();
const offset = property.offset;
out += `static_assert(offsetof(${this.name}, ${name}) == ${toHex(offset)}, "Invalid Offset");\n`;
}
// Sanity Check Size
if (this.#size !== null) {
out += assertSize(this.name, this.#size);
}
// VTable // VTable
if (this.#vtable !== null) { if (this.#vtable !== null) {
const vtable = this.#vtable.generateCode(); const vtable = this.#vtable.generateCode(this.#directParent);
declarations += vtable.declarations; out += vtable;
init += vtable.init;
}
// Allocation Function
if (this.#size !== null) {
declarations += `${this.#name} *alloc_${this.#name}() {\n`;
declarations += `${INDENT}return new ${this.#name};\n`;
declarations += '}\n';
} }
// Return // Return
return {functions: declarations, init}; return out;
} }
// Set Direct Parent (Used For "New Method" Testing) // Set Direct Parent (Used For "New Method" Testing)

44
src/test/formatting.ts Normal file
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@ -0,0 +1,44 @@
import { describe, it } from 'node:test';
import assert from 'node:assert/strict';
import { formatType, toHex, toUpperSnakeCase } from '../common';
describe('Upper-Snake-Case', () => {
const tests: [string, string, string][] = [
['One Word', 'Hello', 'HELLO'],
['Two Words', 'HelloWorld', 'HELLO_WORLD'],
['Empty', '', ''],
['All Uppercase', 'HELLO', 'HELLO'],
['All Lowercase', 'hello', 'HELLO']
];
for (const test of tests) {
it(test[0], () => {
assert.strictEqual(toUpperSnakeCase(test[1]), test[2]);
});
}
});
describe('Formatting Types For Concatenation', () => {
const tests: [string, string, string][] = [
['Value', 'int', 'int '],
['Pointer', 'int *', 'int *'],
['Reference', 'int &', 'int &']
];
for (const test of tests) {
it(test[0], () => {
assert.strictEqual(formatType(test[1]), test[2]);
});
}
});
describe('Hexadecimal', () => {
const tests: [string, number, string][] = [
['Zero', 0, '0x0'],
['Small Number', 10, '0xa'],
['Large Number', 100, '0x64']
];
for (const test of tests) {
it(test[0], () => {
assert.strictEqual(toHex(test[1]), test[2]);
});
}
});

166
src/test/parsing.ts Normal file
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@ -0,0 +1,166 @@
import { describe, it } from 'node:test';
import assert from 'node:assert/strict';
import { extractArrayInfo, forwardArguments, parseTypeAndName, prependArg, safeParseInt } from '../common';
import { parseMethod, parseProperty } from '../loader';
describe('Parsing Variable Declarations', () => {
const tests: { name: string, input: string, out: { type: string, name: string } }[] = [
{name: 'Simple', input: 'int x', out: {type: 'int', name: 'x'}},
{name: 'Pointer', input: 'int *y', out: {type: 'int *', name: 'y'}},
{name: 'Extra Space', input: ' float a ', out: {type: 'float', name: 'a'}},
{name: 'Ugly Pointer', input: 'int* z', out: {type: 'int*', name: 'z'}},
{name: 'Double Pointer', input: 'int **a', out: {type: 'int **', name: 'a'}},
{name: 'Ugly Double Pointer', input: 'int* *b', out: {type: 'int**', name: 'b'}},
{name: 'Reference', input: 'int &c', out: {type: 'int &', name: 'c'}},
{name: 'Reference-To-Pointer', input: 'int *&d', out: {type: 'int *&', name: 'd'}}
];
for (const test of tests) {
it(test.name, () => {
const obj = parseTypeAndName(test.input);
assert.strictEqual(obj.type, test.out.type);
assert.strictEqual(obj.name, test.out.name);
});
}
it('Invalid', () => {
assert.throws(() => {
parseTypeAndName('abc');
});
});
});
describe('Prepending Arguments To Functions', () => {
const tests: { name: string, input: string, arg: string, out: string }[] = [
{name: 'Empty', input: '()', arg: 'int x', out: '(int x)'},
{name: 'Non-Empty', input: '(int x)', arg: 'int y', out: '(int y, int x)'}
];
for (const test of tests) {
it(test.name, () => {
assert.strictEqual(prependArg(test.input, test.arg), test.out);
});
}
});
describe('Parsing Integers', () => {
const tests: { name: string, input: string, out?: number }[] = [
{name: 'Zero', input: '0', out: 0},
{name: 'Negative', input: '-5', out: -5},
{name: 'Positive', input: '5', out: 5},
{name: 'Extra Space', input: ' 5 ', out: 5},
{name: 'Hexadecimal', input: '0x10', out: 16},
{name: 'Empty', input: ''},
{name: 'Text', input: 'abc'}
];
for (const test of tests) {
it(test.name, () => {
if (test.out !== undefined) {
assert.strictEqual(safeParseInt(test.input), test.out);
} else {
assert.throws(() => {
safeParseInt(test.input);
});
}
});
}
});
describe('Parsing Properties', () => {
const tests: { name: string, input: string, out?: { type: string, name: string, offset: number } }[] = [
{name: 'Basic', input: 'int x = 0x0', out: {type: 'int', name: 'x', offset: 0}},
{name: 'Extra Space', input: 'int z = 0x0', out: {type: 'int', name: 'z', offset: 0}},
{name: 'Pointer', input: 'float *y = 0x4', out: {type: 'float *', name: 'y', offset: 4}},
{name: 'Empty', input: ''},
{name: 'Malformed #1', input: 'int x'},
{name: 'Malformed #2', input: 'int x=2'},
{name: 'Malformed #3', input: 'int x = '}
];
for (const test of tests) {
it(test.name, () => {
if (test.out) {
const property = parseProperty(test.input);
assert.strictEqual(property.type, test.out.type);
assert.strictEqual(property.name, test.out.name);
assert.strictEqual(property.offset, test.out.offset);
} else {
assert.throws(() => {
parseProperty(test.input);
});
}
});
}
});
describe('Parsing Methods', () => {
const tests: { name: string, input: string, self: string, isStatic: boolean, out?: { name: string, returnType: string, args: string, address: number } }[] = [
{name: 'Basic', input: 'void func() = 0x10', self: 'Test', isStatic: false, out: {name: 'func', returnType: 'void', args: '(Test *self)', address: 16}},
{name: 'Advanced', input: 'int bar(int x, float y, std::vector<float> *arr) = 0x20', self: 'Foo', isStatic: false, out: {name: 'bar', returnType: 'int', args: '(Foo *self, int x, float y, std::vector<float> *arr)', address: 32}},
{name: 'Extra Space', input: 'int bar (int x) = 0x20', self: 'Foo', isStatic: false, out: {name: 'bar', returnType: 'int', args: '(Foo *self, int x)', address: 32}},
{name: 'Static', input: 'int thing(float x) = 0x30', self: 'Crazy', isStatic: true, out: {name: 'thing', returnType: 'int', args: '(float x)', address: 48}},
{name: 'Empty', input: '', self: 'Test', isStatic: false},
{name: 'Malformed #1', input: 'int broken', self: 'Test', isStatic: false},
{name: 'Malformed #2', input: 'int broken = 0x10', self: 'Test', isStatic: false},
{name: 'Malformed #3', input: 'int broken()', self: 'Test', isStatic: false},
{name: 'Malformed #4', input: 'int broken()=0x0', self: 'Test', isStatic: false},
{name: 'Malformed #5', input: 'int broken() = ', self: 'Test', isStatic: false},
{name: 'Malformed #6', input: 'abc', self: 'Test', isStatic: false}
];
for (const test of tests) {
it(test.name, () => {
if (test.out) {
const method = parseMethod(test.input, test.self, !test.isStatic, false);
assert.strictEqual(method.shortName, test.out.name);
assert.strictEqual(method.returnType, test.out.returnType);
assert.strictEqual(method.getArgs(), test.out.args);
assert.strictEqual(method.address, test.out.address);
} else {
assert.throws(() => {
parseMethod(test.input, test.self, !test.isStatic, false);
});
}
});
}
});
describe('Extracting Array Information', () => {
const tests: { name: string, input: string, out: { name: string, arrayInfo: string } }[] = [
{name: 'Basic', input: 'x', out: {name: 'x', arrayInfo: ''}},
{name: 'Array', input: 'x[10]', out: {name: 'x', arrayInfo: '[10]'}},
{name: 'Multi-Dimensional Array', input: 'x[10][10]', out: {name: 'x', arrayInfo: '[10][10]'}}
];
for (const test of tests) {
it(test.name, () => {
const out = extractArrayInfo(test.input);
assert.strictEqual(out.name, test.out.name);
assert.strictEqual(out.arrayInfo, test.out.arrayInfo);
});
}
});
describe('Forwarding Arguments', () => {
const tests: { name: string, input: string, extra?: string[], out?: string }[] = [
{name: 'No Arguments', input: '()', out: '()'},
{name: 'One Argument', input: '(int x)', out: '(x)'},
{name: 'Two Argument', input: '(int x, float y)', out: '(x, y)'},
{name: 'Arrays', input: '(int one[10], float two[20])', out: '(one, two)'},
{name: 'Generics #1', input: '(Obj<float> x, Obj2<int, int[10]> *y)', out: '(x, y)'},
{name: 'Generics #2', input: '(function<int(int, int)> &callback, void *data)', out: '(callback, data)'},
{name: 'Extra Arguments', input: '(int x)', extra: ['this'], out: '(this, x)'},
{name: 'Malformed #1', input: '(int)'},
{name: 'Malformed #2', input: '('},
{name: 'Malformed #3', input: ')'},
{name: 'Malformed #4', input: '(Obj<float x, int y)'},
{name: 'Malformed #5', input: '(int x, float y[5)'},
{name: 'Malformed #6', input: '(Obj<5] x)'}
];
for (const test of tests) {
it(test.name, () => {
if (test.out) {
const out = forwardArguments(test.input, test.extra ?? []);
assert.strictEqual(out, test.out);
} else {
assert.throws(() => {
forwardArguments(test.input, test.extra ?? []);
});
}
});
}
});

View File

@ -1,14 +1,17 @@
import { INDENT, POINTER_SIZE, RTTI_SIZE, assertSize, getSelfArg, toHex } from './common'; import { BUILDING_SYMBOLS_GUARD, INDENT, INTERNAL, POINTER_SIZE, assertSize, preventConstruction, toHex } from './common';
import { Method } from './method'; import { Method } from './method';
import { Property } from './property'; import { Property } from './property';
// A VTable
const structuresWithVTableAddress: string[] = [];
export class VTable { export class VTable {
readonly #self: string; readonly #self: string;
#address: number | null; #address: number | null;
#size: number | null; #size: number | null;
readonly #methods: Method[]; readonly #methods: (Method | undefined)[];
readonly property: Property; readonly property: Property;
#destructorOffset: number; #destructorOffset: number;
readonly #destructors: Method[];
// Constructor // Constructor
constructor(self: string) { constructor(self: string) {
@ -17,6 +20,7 @@ export class VTable {
this.#size = null; this.#size = null;
this.#methods = []; this.#methods = [];
this.#destructorOffset = 0; this.#destructorOffset = 0;
this.#destructors = [];
// Create Property // Create Property
this.property = new Property(0, this.#getName() + ' *', 'vtable', this.#self); this.property = new Property(0, this.#getName() + ' *', 'vtable', this.#self);
} }
@ -24,6 +28,7 @@ export class VTable {
// Setters // Setters
setAddress(address: number) { setAddress(address: number) {
this.#address = address; this.#address = address;
structuresWithVTableAddress.push(this.#self);
} }
setSize(size: number) { setSize(size: number) {
this.#size = size; this.#size = size;
@ -33,7 +38,7 @@ export class VTable {
} }
// Add To VTable // Add To VTable
#add(target: Method[], method: Method) { #add(target: (Method | undefined)[], method: Method) {
// Check Offset // Check Offset
const offset = method.address; const offset = method.address;
if ((offset % POINTER_SIZE) !== 0) { if ((offset % POINTER_SIZE) !== 0) {
@ -77,77 +82,93 @@ export class VTable {
out.push(...this.#methods); out.push(...this.#methods);
// Add Destructors (https://stackoverflow.com/a/17960941) // Add Destructors (https://stackoverflow.com/a/17960941)
const destructor_return = `${this.#self} *`; const destructor_return = `${this.#self} *`;
const destructor_args = `(${getSelfArg(this.#self)})`; const destructor_args = '()';
this.#add(out, new Method(this.#self, 'destructor_complete', destructor_return, destructor_args, 0x0 + this.#destructorOffset, false, false)); if (this.#destructors.length === 0) {
this.#add(out, new Method(this.#self, 'destructor_deleting', destructor_return, destructor_args, 0x4 + this.#destructorOffset, false, false)); this.#destructors.push(
new Method(this.#self, 'destructor_complete', destructor_return, destructor_args, 0x0 + this.#destructorOffset, false, false),
new Method(this.#self, 'destructor_deleting', destructor_return, destructor_args, 0x4 + this.#destructorOffset, false, false)
);
}
for (const destructor of this.#destructors) {
this.#add(out, destructor);
}
// Return // Return
return out; return out;
} }
// Get Parent Method
#getParentSelf(method: Method, parent: string | null) {
if (method.isInherited && parent) {
// Parent Exists
let out: string;
if (structuresWithVTableAddress.includes(parent)) {
out = parent;
} else {
// Unable To Determine
out = this.#self;
}
return out;
} else {
// Method Has No Parent
return undefined;
}
}
// Generate Header Code // Generate Header Code
generate(directParent: string | null) { canGenerateWrappers() {
return this.#address !== null;
}
generate() {
let out = ''; let out = '';
// Check // Check
this.#check(); this.#check();
// Method Prototypes // Wrappers
const methods = this.getMethods(); const methods = this.getMethods();
for (let i = 0; i < methods.length; i++) { let typedefs = '';
const info = methods[i]; let methodsOut = '';
for (const info of methods) {
if (info) { if (info) {
out += info.generateTypedef(); typedefs += info.generateTypedefs();
} if (this.canGenerateWrappers()) {
} methodsOut += info.generate(false, true);
// Structure
out += `typedef struct ${this.#getName()} ${this.#getName()};\n`;
out += `struct ${this.#getName()} {\n`;
for (let i = 0; i < methods.length; i++) {
let name = `unknown${i}`;
let type = 'void *';
const info = methods[i];
if (info) {
name = info.shortName;
type = info.getType() + ' ';
}
out += `${INDENT}${type}${name};\n`;
}
out += `};\n`;
// Sanity Check Size
if (this.#size !== null) {
out += assertSize(this.#getName(), this.#size);
}
// Pointers
if (this.#address !== null) {
// Base
out += `extern ${this.#getName()} *${this.#getName()}_base;\n`;
// Methods
for (let i = 0; i < methods.length; i++) {
const info = methods[i];
if (info) {
const type = `${info.getType()} *`;
out += `extern ${type}${info.getName()}_vtable_addr;\n`;
out += info.generateNewMethodTest(directParent, '*', '_vtable_addr');
} }
} }
} }
out += typedefs;
out += `#ifndef ${BUILDING_SYMBOLS_GUARD}\n`;
out += methodsOut;
out += '#endif\n';
// Duplication Method // Structure
if (this.#size !== null) { out += `typedef struct ${this.#getName()} ${this.#getName()};\n`;
out += `${this.#getName()} *dup_${this.#getName()}(${this.#getName()} *vtable);\n`; out += `struct ${this.#getName()} final {\n`;
for (let i = 0; i < methods.length; i++) {
const info = methods[i];
if (info) {
out += info.getProperty();
} else {
out += `${INDENT}void *${INTERNAL}unknown${i.toString()};\n`;
}
} }
if (this.#size === null) {
// Prevent Construction
out += preventConstruction(this.#getName());
}
if (this.#address !== null) {
// Base
out += `${INDENT}static ${this.#getName()} *base;\n`;
}
out += '};\n';
// Return // Return
return out; return out;
} }
// Generate Compiled Code // Generate Compiled Code
generateCode() { generateCode(directParent: string | null) {
let declarations = ''; let out = '';
let init = '';
// Check // Check
this.#check(); this.#check();
@ -155,38 +176,25 @@ export class VTable {
// Pointers // Pointers
if (this.#address !== null) { if (this.#address !== null) {
// Base // Base
init += `${INDENT}${this.#getName()}_base = (${this.#getName()} *) ${toHex(this.#address)};\n`; out += `${this.#getName()} *${this.#getName()}::base = (${this.#getName()} *) ${toHex(this.#address)};\n`;
declarations += `${this.#getName()} *${this.#getName()}_base;\n`; }
// Methods
// Method Wrappers
if (this.canGenerateWrappers()) {
const methods = this.getMethods(); const methods = this.getMethods();
for (let i = 0; i < methods.length; i++) { for (const info of methods) {
const info = methods[i];
if (info) { if (info) {
const vtableAddress = this.#address + (i * POINTER_SIZE); out += info.generate(true, true, this.#getParentSelf(info, directParent));
const type = `${info.getType()} *`;
init += `${INDENT}${info.getName()}_vtable_addr = (${type}) ${toHex(vtableAddress)};\n`;
declarations += `${type}${info.getName()}_vtable_addr;\n`;
} }
} }
} }
// Duplication Method // Sanity Check Size
if (this.#size !== null) { if (this.#size !== null) {
declarations += `${this.#getName()} *dup_${this.#getName()}(${this.#getName()} *vtable) {\n`; out += assertSize(this.#getName(), this.#size);
declarations += `${INDENT}uchar *real_vtable = (uchar *) vtable;\n`;
declarations += `${INDENT}real_vtable -= ${RTTI_SIZE};\n`;
declarations += `${INDENT}size_t real_vtable_size = sizeof(${this.#getName()}) + ${RTTI_SIZE};\n`;
declarations += `${INDENT}uchar *new_vtable = (uchar *) ::operator new(real_vtable_size);\n`;
declarations += `${INDENT}if (new_vtable == NULL) {\n`;
declarations += `${INDENT}${INDENT}return NULL;\n`;
declarations += `${INDENT}}\n`;
declarations += `${INDENT}memcpy((void *) new_vtable, (void *) real_vtable, real_vtable_size);\n`;
declarations += `${INDENT}new_vtable += ${RTTI_SIZE};\n`;
declarations += `${INDENT}return (${this.#getName()} *) new_vtable;\n`;
declarations += '}\n';
} }
// Return // Return
return {declarations, init}; return out;
} }
} }

View File

@ -13,8 +13,10 @@
<item>static-method</item> <item>static-method</item>
<item>constructor</item> <item>constructor</item>
<item>vtable-destructor-offset</item> <item>vtable-destructor-offset</item>
<item>mark-as-simple</item>
</list> </list>
<list name="types"> <list name="types">
<item>const</item>
<item>char</item> <item>char</item>
<item>uchar</item> <item>uchar</item>
<item>short</item> <item>short</item>

View File

@ -2,16 +2,20 @@ syntax def "\.def$"
comment "//" comment "//"
# Commands # Commands
color magenta "\<(extends|size|vtable(-size|-destructor-offset)?|property|static-property|((static|virtual)-)?method|constructor)\>" color magenta "\<(extends|size|vtable(-size|-destructor-offset)?|property|static-property|((static|virtual)-)?method|constructor|mark-as-simple)\>"
# Types # Types
color green "\<(char|uchar|short|ushort|int|uint|float|bool|void|std::(string|vector|map))\>" color green "\<((u?(char|short|int))|float|bool|void|std::(string|vector|map))\>"
# Numbers # Numbers
color yellow "0x[a-f0-9]+" color yellow "0x[a-f0-9]+"
# Non-hex numbers
color red " [0-9][a-f0-9]+;"
# Comments # Comments
color brightblue "//.*" color brightblue "//.*"
# Whitespace.
color normal "[[:space:]]+"
# Trailing whitespace. # Trailing whitespace.
color ,green "[[:space:]]+$" color ,green "[[:space:]]+$"

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@ -0,0 +1,24 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>name</key>
<string>Comments</string>
<key>scope</key>
<string>source.toml</string>
<key>settings</key>
<dict>
<key>shellVariables</key>
<array>
<dict>
<key>name</key>
<string>TM_COMMENT_START</string>
<key>value</key>
<string>//</string>
</dict>
</array>
</dict>
<key>uuid</key>
<string>C5C885D7-2733-4632-B709-B5B9DD518F90</string>
</dict>
</plist>

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@ -0,0 +1,55 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>fileTypes</key>
<array>
<string>def</string>
</array>
<key>scopeName</key>
<string>source.symbol-processor</string>
<key>name</key>
<string>Symbol Processor Definition</string>
<key>patterns</key>
<array>
<dict>
<key>name</key>
<string>comment.line.double-slash.symbol-processor</string>
<key>match</key>
<string>//.*$</string>
</dict>
<dict>
<key>name</key>
<string>constant.numeric.symbol-processor.hex</string>
<key>match</key>
<string>\b0[xX][0-9a-fA-F]+</string>
</dict>
<dict>
<key>name</key>
<string>constant.numeric.symbol-processor.decimal</string>
<key>match</key>
<string>\b[0-9]+</string>
</dict>
<dict>
<key>name</key>
<string>keyword.control.symbol-processor</string>
<key>match</key>
<string>\b(extends|size|vtable-size|vtable-destructor-offset|vtable|property|static-property|method|virtual-method|static-method|constructor|mark-as-simple)\b</string>
</dict>
<dict>
<key>name</key>
<string>storage.type.symbol-processor</string>
<key>match</key>
<string>\b(const|char|uchar|short|ushort|int|uint|float|bool|void|std::string|std::vector|std::map|unsigned|long)\b</string>
</dict>
<dict>
<key>name</key>
<string>keyword.operator.symbol-processor</string>
<key>match</key>
<string>(=|;)</string>
</dict>
</array>
<key>uuid</key>
<string>D44198D4-5AEB-40E5-B4E4-0E11C69FFA42</string>
</dict>
</plist>

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@ -0,0 +1,16 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>contactEmailRot13</key>
<string>connor24nolan@live.com</string>
<key>contactName</key>
<string>TheBrokenRail</string>
<key>description</key>
<string>Symbol Processor Definition File</string>
<key>name</key>
<string>Symbol Processor</string>
<key>uuid</key>
<string>8209EEB8-4193-4E63-BDBB-0407E47ADF50</string>
</dict>
</plist>

View File

@ -1,11 +1,11 @@
{ {
"extends": [ "extends": [
"@tsconfig/strictest/tsconfig", "@tsconfig/strictest/tsconfig",
"@tsconfig/node-lts/tsconfig" "@tsconfig/node18/tsconfig"
], ],
"compilerOptions": { "compilerOptions": {
"rootDir": "./src", "outDir": "build",
"outDir": "./build" "rootDir": "src"
}, },
"include": [ "include": [
"src" "src"