#! /usr/bin/python3 import sys from pathlib import Path _script_lib = None def script_lib(offset): global _script_lib if not _script_lib: _script_lib = {} from os import path import re # star rod database """ LIB_LINE_RE = re.compile(r"\s+:\s+") NAME_RE = re.compile(r"({[^}]*})?\s*([a-zA-Z0-9_]+)") for filename in Path(path.dirname(__file__), "star-rod", "database").rglob("*.lib"): with open(filename, "r") as file: for line in file.readlines(): parts = LIB_LINE_RE.split(line) if len(parts) >= 3: try: kind = parts[0] vaddr = int(parts[1].split(", ")[0], 16) if name := NAME_RE.match(parts[2]): name = name.group(2) _script_lib[vaddr] = name except: pass """ repo_root = Path(__file__).resolve().parent.parent symbols = Path(repo_root / "ver" / "current" / "symbol_addrs.txt") with open(symbols, "r") as file: for line in file.readlines(): s = [s.strip() for s in line.split("=", 1)] name = s[0] vaddr = int(s[1].split(";")[0].split(" ")[0], 16) raddr = "0xFFFFFFFF" if "rom:" in line: raddr = line.split("rom:",1)[1] if " " in raddr: raddr = raddr.split(" ",1)[0] raddr = raddr.strip() if vaddr not in _script_lib: _script_lib[vaddr] = [] _script_lib[vaddr].append([int(raddr, 16), name]) # Sort the symbols for each vram address by the difference # between their rom address and the offset passed in. # If offset - rom address goes below 0, it's part of the # previous file, so treat it as min priority, same as a default. # After sorting, the first rom address and name should be the best candidate. for k in _script_lib.keys(): for i,entry in enumerate(_script_lib[k]): diff = offset - entry[0] entry[0] = 0xFFFFFFFF if diff < 0 else diff _script_lib[k][i][0] = entry[0] _script_lib[k] = sorted(_script_lib[k], key=lambda x: x[0]) return _script_lib # Grab constants from the include/ folder to save manual work constants = {} def get_constants(): global constants valid_enums = { "ItemId", "PlayerAnim", "ActorID", "Event", "SoundId" } for enum in valid_enums: constants[enum] = {} include_path = Path(Path(__file__).resolve().parent.parent / "include") enums = Path(include_path / "enums.h").read_text() for line in enums.splitlines(): this_enum = "" for enum in valid_enums: if f"#define {enum}_" in line: this_enum = enum break; if this_enum: name = line.split(" ",2)[1] id_ = line.split("0x", 1)[1] if " " in id_: id_ = id_.split(" ",1)[0] constants[this_enum][int(id_, 16)] = name return def fix_args(args, info): global constants new_args = [] for i,arg in enumerate(args.split(", ")): if i in info: if "0x" in arg: argNum = int(arg, 16) else: argNum = int(arg, 10) if argNum in constants[info[i]]: new_args.append(f"{constants[info[i]][argNum]}") else: print(f"{argNum:X} was not found within {info[i]} constants, add it.") if info[i] == "SoundId": # Ethan wanted sound IDs in hex instead, so convert it back if "0x" not in arg: argNum = int(arg, 10) arg = f"0x{argNum:X}" new_args.append(f"{arg}") else: new_args.append(f"{arg}") return ", ".join(new_args) replace_funcs = { "DispatchDamagePlayerEvent" :{1:"Event"}, "DispatchEvent" :{0:"ActorID"}, "ForceHomePos" :{0:"ActorID"}, "GetActorPos" :{0:"ActorID"}, "GetGoalPos" :{0:"ActorID"}, "GetItemPower" :{0:"ItemId"}, "JumpToGoal" :{0:"ActorID"}, "PlaySound" :{0:"SoundId"}, "PlaySoundAtActor" :{0:"ActorID", 1:"SoundId"}, "SetActorJumpGravity" :{0:"ActorID"}, "SetActorSpeed" :{0:"ActorID"}, "SetActorScale" :{0:"ActorID"}, "SetActorYaw" :{0:"ActorID"}, "SetAnimation" :{0:"ActorID", 2:"PlayerAnim"}, "SetGoalPos" :{0:"ActorID"} "SetGoalToHome" :{0:"ActorID"}, "SetGoalToTarget" :{0:"ActorID"}, "SetJumpAnimations" :{0:"ActorID", 2:"PlayerAnim", 3:"PlayerAnim", 4:"PlayerAnim"}, "SetTargetActor" :{0:"ActorID"}, "UseIdleAnimation" :{0:"ActorID"}, } def replace_constants(func, args): global replace_funcs if func in replace_funcs: return fix_args(args, replace_funcs[func]) elif func == "PlayEffect": argsZ = args.split(", ") if "0x" not in argsZ[0]: argsZ[0] = f"0x{int(argsZ[0], 10):X}" args = ", ".join(argsZ) return args class ScriptDisassembler: def __init__(self, bytes, script_name = "script", symbol_map = {}): self.bytes = bytes self.script_name = script_name self.symbol_map = { **script_lib(self.bytes.tell()), **symbol_map } self.out = "" self.prefix = "" self.indent = 1 self.indent_used = False self.done = False self.start_pos = self.bytes.tell() self.end_pos = 0 self.instructions = 0 def disassemble(self): while True: opcode = self.read_word() argc = self.read_word() if opcode > 0xFF or argc > 0xFF: raise Exception(f"script '{self.script_name}' is malformed") argv = [] for i in range(0, argc): argv.append(self.read_word()) self.disassemble_command(opcode, argc, argv) self.instructions += 1 if self.done: self.end_pos = self.bytes.tell() return self.prefix + self.out def write(self, line): if self.indent < 0: self.indent = 0 if self.indent > 1: self.indent_used = True self.out += " " * self.indent self.out += line def write_line(self, line): self.write(line) self.out += "\n" def prefix_line(self, line): self.prefix += line self.prefix += "\n" def var(self, arg): if arg in self.symbol_map: return self.symbol_map[arg][0][1] v = arg - 2**32 # convert to s32 if v > -250000000: if v <= -220000000: return f"SI_FIXED({(v + 230000000) / 1024})" elif v <= -200000000: return f"SI_ARRAY_FLAG({v + 210000000})" elif v <= -180000000: return f"SI_ARRAY({v + 190000000})" elif v <= -160000000: return f"SI_SAVE_VAR({v + 170000000})" elif v <= -140000000: return f"SI_AREA_VAR({v + 150000000})" elif v <= -120000000: return f"SI_SAVE_FLAG({v + 130000000})" elif v <= -100000000: return f"SI_AREA_FLAG({v + 110000000})" elif v <= -80000000: return f"SI_MAP_FLAG({v + 90000000})" elif v <= -60000000: return f"SI_FLAG({v + 70000000})" elif v <= -40000000: return f"SI_MAP_VAR({v + 50000000})" elif v <= -20000000: return f"SI_VAR({v + 30000000})" if arg == 0xFFFFFFFF: return "-1" elif ((arg & 0xFF000000) == 0x80000000) or arg > 10000: return f"0x{arg:X}" else: return f"{arg}" def addr_ref(self, addr): if addr in self.symbol_map: return self.symbol_map[addr][0][1] return f"0x{addr:08X}" def trigger(self, trigger): if trigger == 0x00000080: trigger = "TriggerFlag_FLOOR_TOUCH" if trigger == 0x00800000: trigger = "TriggerFlag_FLOOR_ABOVE" if trigger == 0x00000800: trigger = "TriggerFlag_FLOOR_INTERACT" if trigger == 0x00000200: trigger = "TriggerFlag_FLOOR_JUMP" if trigger == 0x00000400: trigger = "TriggerFlag_WALL_TOUCH" if trigger == 0x00000040: trigger = "TriggerFlag_WALL_PUSH" if trigger == 0x00000100: trigger = "TriggerFlag_WALL_INTERACT" if trigger == 0x00001000: trigger = "TriggerFlag_WALL_HAMMER" if trigger == 0x00040000: trigger = "TriggerFlag_CEILING_TOUCH" if trigger == 0x00010000: trigger = "TriggerFlag_SAVE_FLAG_SET" if trigger == 0x00020000: trigger = "TriggerFlag_AREA_FLAG_SET" if trigger == 0x00100000: trigger = "TriggerFlag_BOMB" return f"0x{trigger:X}" if type(trigger) is int else trigger def read_word(self): return int.from_bytes(self.bytes.read(4), byteorder="big") def disassemble_command(self, opcode, argc, argv): if opcode == 0x01: self.write_line("SI_CMD(ScriptOpcode_END)") self.indent -= 1 if self.indent_used: self.prefix_line("// *INDENT-OFF*") self.prefix_line(f"Script {self.script_name} = {{") self.write_line("};") self.write_line("// *INDENT-ON*") else: self.prefix_line(f"Script {self.script_name} = {{") self.write_line("};") self.done = True elif opcode == 0x02: self.write_line(f"SI_CMD(ScriptOpcode_RETURN),") elif opcode == 0x03: self.write_line(f"SI_CMD(ScriptOpcode_LABEL, {self.var(argv[0])}),") elif opcode == 0x04: self.write_line(f"SI_CMD(ScriptOpcode_GOTO, {self.var(argv[0])}),") elif opcode == 0x05: self.write_line(f"SI_CMD(ScriptOpcode_LOOP, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x06: self.indent -= 1 self.write_line("SI_CMD(ScriptOpcode_END_LOOP),") elif opcode == 0x07: self.write_line(f"SI_CMD(ScriptOpcode_BREAK_LOOP),") elif opcode == 0x08: self.write_line(f"SI_CMD(ScriptOpcode_SLEEP_FRAMES, {self.var(argv[0])}),") elif opcode == 0x09: self.write_line(f"SI_CMD(ScriptOpcode_SLEEP_SECS, {self.var(argv[0])}),") elif opcode == 0x0A: self.write_line(f"SI_CMD(ScriptOpcode_IF_EQ, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x0B: self.write_line(f"SI_CMD(ScriptOpcode_IF_NE, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x0C: self.write_line(f"SI_CMD(ScriptOpcode_IF_LT, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x0D: self.write_line(f"SI_CMD(ScriptOpcode_IF_GT, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x0E: self.write_line(f"SI_CMD(ScriptOpcode_IF_LE, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x0F: self.write_line(f"SI_CMD(ScriptOpcode_IF_GE, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x10: self.write_line(f"SI_CMD(ScriptOpcode_IF_FLAG, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x11: self.write_line(f"SI_CMD(ScriptOpcode_IF_NOT_FLAG, ({self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x12: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_ELSE),") self.indent += 1 elif opcode == 0x13: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_END_IF),") elif opcode == 0x14: self.write_line(f"SI_CMD(ScriptOpcode_MATCH, {self.var(argv[0])}),") self.indent += 2 elif opcode == 0x15: self.write_line(f"SI_CMD(ScriptOpcode_MATCH_CONST, 0x{argv[0]:X}),") self.indent += 2 elif opcode == 0x16: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_EQ, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x17: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_NE, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x18: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_LT, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x19: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_GT, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x1A: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_LE, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x1B: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_GE, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x1C: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_ELSE),") self.indent += 1 elif opcode == 0x1D: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_MULTI_OR_EQ, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x1E: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_MULTI_AND_EQ, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x1F: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_FLAG, {self.var(argv[0])}),") self.indent += 1 elif opcode == 0x20: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_END_CASE_MULTI),") self.indent += 1 elif opcode == 0x21: self.indent -= 1 self.write_line(f"SI_CMD(ScriptOpcode_CASE_RANGE, {self.var(argv[0])}, {self.var(argv[1])}),") self.indent += 1 elif opcode == 0x22: self.write_line(f"SI_CMD(ScriptOpcode_BREAK_CASE),") elif opcode == 0x23: self.indent -= 2 self.write_line(f"SI_CMD(ScriptOpcode_END_MATCH),") elif opcode == 0x24: self.write_line(f"SI_CMD(ScriptOpcode_SET, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x25: self.write_line(f"SI_CMD(ScriptOpcode_SET_CONST, {self.var(argv[0])}, 0x{argv[1]:X}),") elif opcode == 0x26: self.write_line(f"SI_CMD(ScriptOpcode_SET_F, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x27: self.write_line(f"SI_CMD(ScriptOpcode_ADD, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x28: self.write_line(f"SI_CMD(ScriptOpcode_SUB, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x29: self.write_line(f"SI_CMD(ScriptOpcode_MUL, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2A: self.write_line(f"SI_CMD(ScriptOpcode_DIV, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2B: self.write_line(f"SI_CMD(ScriptOpcode_MOD, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2C: self.write_line(f"SI_CMD(ScriptOpcode_ADD_F, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2D: self.write_line(f"SI_CMD(ScriptOpcode_SUB_F, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2E: self.write_line(f"SI_CMD(ScriptOpcode_MUL_F, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x2F: self.write_line(f"SI_CMD(ScriptOpcode_DIV_F, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x30: self.write_line(f"SI_CMD(ScriptOpcode_USE_BUFFER, {self.var(argv[0])}),") elif opcode == 0x31: args = ["ScriptOpcode_BUFFER_READ_1",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x32: args = ["ScriptOpcode_BUFFER_READ_2",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x33: args = ["ScriptOpcode_BUFFER_READ_3",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x34: args = ["ScriptOpcode_BUFFER_READ_4",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x35: args = ["ScriptOpcode_BUFFER_PEEK",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x36: self.write_line(f"SI_CMD(ScriptOpcode_USE_BUFFER_f, {self.var(argv[0])}),") elif opcode == 0x37: args = ["ScriptOpcode_BUFFER_READ_1_F",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x38: args = ["ScriptOpcode_BUFFER_READ_2_F",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x39: args = ["ScriptOpcode_BUFFER_READ_3_F",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x3A: args = ["ScriptOpcode_BUFFER_READ_4_F",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x3B: args = ["ScriptOpcode_BUFFER_PEEK_F",*map(self.var, argv)] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x3C: self.write_line(f"SI_CMD(ScriptOpcode_USE_ARRAY, {self.var(argv[0])}),") elif opcode == 0x3D: self.write_line(f"SI_CMD(ScriptOpcode_NEW_ARRAY, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x3E: self.write_line(f"SI_CMD(ScriptOpcode_USE_FLAGS, {self.var(argv[0])}),") elif opcode == 0x3F: self.write_line(f"SI_CMD(ScriptOpcode_AND, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x40: self.write_line(f"SI_CMD(ScriptOpcode_OR, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x41: self.write_line(f"SI_CMD(ScriptOpcode_AND_CONST, {self.var(argv[0])}, 0x{argv[1]:X})") elif opcode == 0x42: self.write_line(f"SI_CMD(ScriptOpcode_OR_CONST, {self.var(argv[0])}, 0x{argv[1]:X})") elif opcode == 0x43: args = ["ScriptOpcode_CALL", self.addr_ref(argv[0]), *map(self.var, argv[1:])] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x44: self.write_line(f"SI_CMD(ScriptOpcode_SPAWN, {self.addr_ref(argv[0])}),") elif opcode == 0x45: self.write_line(f"SI_CMD(ScriptOpcode_SPAWN_GET_ID, {self.addr_ref(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x46: self.write_line(f"SI_CMD(ScriptOpcode_AWAIT_SCRIPT, {self.addr_ref(argv[0])}),") elif opcode == 0x47: args = ["ScriptOpcode_BIND_TRIGGER", self.addr_ref(argv[0]), self.trigger(argv[1]), *map(self.var, argv[2:])] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x48: self.write_line(f"SI_CMD(ScriptOpcode_UNBIND),") elif opcode == 0x49: self.write_line(f"SI_CMD(ScriptOpcode_KILL_SCRIPT, {self.var(argv[0])}),") elif opcode == 0x4A: self.write_line(f"SI_CMD(ScriptOpcode_JUMP, {self.var(argv[0])}),") elif opcode == 0x4B: self.write_line(f"SI_CMD(ScriptOpcode_SET_PRIORITY, {self.var(argv[0])}),") elif opcode == 0x4C: self.write_line(f"SI_CMD(ScriptOpcode_SET_TIMESCALE, {self.var(argv[0])}),") elif opcode == 0x4D: self.write_line(f"SI_CMD(ScriptOpcode_SET_GROUP, {self.var(argv[0])}),") elif opcode == 0x4E: args = ["ScriptOpcode_BIND_TRIGGER", self.addr_ref(argv[0]), self.trigger(argv[1]), *map(self.var, argv[2:])] self.write_line(f"SI_CMD({', '.join(args)}),") elif opcode == 0x4F: self.write_line(f"SI_CMD(ScriptOpcode_SUSPEND_GROUP, {self.var(argv[0])}),") elif opcode == 0x50: self.write_line(f"SI_CMD(ScriptOpcode_RESUME_GROUP, {self.var(argv[0])}),") elif opcode == 0x51: self.write_line(f"SI_CMD(ScriptOpcode_SUSPEND_OTHERS, {self.var(argv[0])}),") elif opcode == 0x52: self.write_line(f"SI_CMD(ScriptOpcode_RESUME_OTHERS, {self.var(argv[0])}),") elif opcode == 0x53: self.write_line(f"SI_CMD(ScriptOpcode_SUSPEND_SCRIPT, {self.var(argv[0])}),") elif opcode == 0x54: self.write_line(f"SI_CMD(ScriptOpcode_RESUME_SCRIPT, {self.var(argv[0])}),") elif opcode == 0x55: self.write_line(f"SI_CMD(ScriptOpcode_SCRIPT_EXISTS, {self.var(argv[0])}, {self.var(argv[1])}),") elif opcode == 0x56: self.write_line("SI_CMD(ScriptOpcode_SPAWN_THREAD),") self.indent += 1 elif opcode == 0x57: self.indent -= 1 self.write_line("SI_CMD(ScriptOpcode_END_SPAWN_THREAD),") elif opcode == 0x58: self.write_line("SI_CMD(ScriptOpcode_PARALLEL_THREAD),") self.indent += 1 elif opcode == 0x59: self.indent -= 1 self.write_line("SI_CMD(ScriptOpcode_END_PARALLEL_THREAD),") else: # unknown opcode argv_str = "" for arg in argv: argv_str += ", " argv_str += f"0x{arg:X}" self.write_line(f"SI_CMD(0x{opcode:02X}{argv_str}),") class UnsupportedScript(Exception): pass class ScriptDSLDisassembler(ScriptDisassembler): def __init__(self, *args, **kwargs): super().__init__(*args, **kwargs) # True: case block # CASE: single condition # MULTI: multi-condition(s) # MATCH: match block self.case_stack = [] self.was_multi_case = False @property def in_case(self): return self.case_stack[-1] if self.case_stack else False def var(self, arg): if arg in self.symbol_map: return self.symbol_map[arg][0][1] v = arg - 2**32 # convert to s32 if v > -250000000: if v <= -220000000: return str((v + 230000000) / 1024) elif v <= -200000000: return f"SI_ARRAY_FLAG({v + 210000000})" elif v <= -180000000: return f"SI_ARRAY({v + 190000000})" elif v <= -160000000: return f"SI_SAVE_VAR({v + 170000000})" elif v <= -140000000: return f"SI_AREA_VAR({v + 150000000})" elif v <= -120000000: return f"SI_SAVE_FLAG({v + 130000000})" elif v <= -100000000: return f"SI_AREA_FLAG({v + 110000000})" elif v <= -80000000: return f"SI_MAP_FLAG({v + 90000000})" elif v <= -60000000: return f"SI_FLAG({v + 70000000})" elif v <= -40000000: return f"SI_MAP_VAR({v + 50000000})" elif v <= -20000000: return f"SI_VAR({v + 30000000})" if arg == 0xFFFFFFFF: return "-1" elif ((arg & 0xFF000000) == 0x80000000) or arg > 10000: return f"0x{arg:X}" else: return f"{arg}" def is_float(self, var): try: float(var) return True except Exception: return False def disassemble_command(self, opcode, argc, argv): # write case block braces if self.in_case == "CASE" or self.in_case == "MULTI": if opcode == 0x1D: # multi case pass elif 0x16 <= opcode <= 0x21: # standard case conditions # open and close empty case self.out += " {}\n" self.case_stack.pop() assert self.in_case == "MATCH" self.was_multi_case = False else: # open case self.out += " {\n" self.case_stack.append(True) self.indent += 1 elif self.in_case != "MATCH" and 0x16 <= opcode <= 0x21: # new case, not including the first assert self.case_stack.pop() == True self.was_multi_case = self.case_stack.pop() == "MULTI" assert self.in_case == "MATCH" self.indent -= 1 self.write_line("}") if opcode == 0x01: if self.out.endswith("return;\n"): # implicit return; break self.out = self.out[:-8].rstrip() + "\n" else: self.write_line("break;") self.indent -= 1 self.prefix_line(f"Script {self.script_name} = SCRIPT({{") self.write_line("});") self.done = True elif opcode == 0x02: self.write_line(f"return;") elif opcode == 0x03: self.indent -= 1 self.write_line(f"{self.var(argv[0])}:") self.indent += 1 elif opcode == 0x04: self.write_line(f"goto {self.var(argv[0])};") elif opcode == 0x05: if argv[0] == 0: self.write_line("loop {") else: self.write_line(f"loop {self.var(argv[0])} {{") self.indent += 1 elif opcode == 0x06: self.indent -= 1 self.write_line("}") elif opcode == 0x07: self.write_line(f"break;") elif opcode == 0x08: self.write_line(f"sleep {self.var(argv[0])};") elif opcode == 0x09: self.write_line(f"sleep {self.var(argv[0])} secs;") elif opcode == 0x0A: self.write_line(f"if ({self.var(argv[0])} == {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x0B: self.write_line(f"if ({self.var(argv[0])} != {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x0C: self.write_line(f"if ({self.var(argv[0])} < {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x0D: self.write_line(f"if ({self.var(argv[0])} > {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x0E: self.write_line(f"if ({self.var(argv[0])} <= {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x0F: self.write_line(f"if ({self.var(argv[0])} >= {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x10: self.write_line(f"if ({self.var(argv[0])} & {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x11: self.write_line(f"if ({self.var(argv[0])} !& {self.var(argv[1])}) {{") self.indent += 1 elif opcode == 0x12: self.indent -= 1 self.write_line("} else {") self.indent += 1 elif opcode == 0x13: self.indent -= 1 self.write_line("}") elif opcode == 0x14: self.write_line(f"match {self.var(argv[0])} {{") self.indent += 1 self.case_stack.append("MATCH") elif opcode == 0x15: self.write_line(f"matchc {self.var(argv[0])} {{") self.indent += 1 self.case_stack.append("MATCH") elif opcode == 0x16: self.case_stack.append("CASE") self.write(f"== {self.var(argv[0])}") elif opcode == 0x17: self.case_stack.append("CASE") self.write(f"!= {self.var(argv[0])}") elif opcode == 0x18: self.case_stack.append("CASE") self.write(f"< {self.var(argv[0])}") elif opcode == 0x19: self.case_stack.append("CASE") self.write(f"> {self.var(argv[0])}") elif opcode == 0x1A: self.case_stack.append("CASE") self.write(f"<= {self.var(argv[0])}") elif opcode == 0x1B: self.case_stack.append("CASE") self.write(f">= {self.var(argv[0])}") elif opcode == 0x1C: self.case_stack.append("CASE") self.write(f"else") elif opcode == 0x1D: if self.in_case == "CASE" or self.in_case == "MULTI": self.out += f", {self.var(argv[0])}" # replace(!) CASE with MULTI self.case_stack.pop() self.case_stack.append("MULTI") else: self.write(f"{self.var(argv[0])}") self.case_stack.append("MULTI") # opcode 0x1E? elif opcode == 0x1F: self.case_stack.append("CASE") self.write_line(f"? {self.var(argv[0])}") elif opcode == 0x20: if not self.was_multi_case: raise UnsupportedScript("unexpected SI_END_MULTI_CASE") elif opcode == 0x21: self.indent -= 1 self.write_line(f"{self.var(argv[0])}..{self.var(argv[1])}") self.indent += 1 elif opcode == 0x22: self.write_line("break") elif opcode == 0x23: # close open case if needed if self.in_case != "MATCH": self.case_stack.pop() == True self.case_stack.pop() in ["MULTI", "CASE"] self.indent -= 1 self.write_line("}") assert self.case_stack.pop() == "MATCH" self.indent -= 1 self.write_line("}") elif opcode == 0x24: self.write_line(f"{self.var(argv[0])} = {self.var(argv[1])};") elif opcode == 0x25: self.write_line(f"{self.var(argv[0])} =c 0x{argv[1]:X};") elif opcode == 0x26: lhs = self.var(argv[1]) if self.is_float(lhs): self.write_line(f"{self.var(argv[0])} = {lhs};") else: self.write_line(f"{self.var(argv[0])} =f {lhs};") elif opcode == 0x27: self.write_line(f"{self.var(argv[0])} += {self.var(argv[1])};") elif opcode == 0x28: self.write_line(f"{self.var(argv[0])} -= {self.var(argv[1])};") elif opcode == 0x29: self.write_line(f"{self.var(argv[0])} *= {self.var(argv[1])};") elif opcode == 0x2A: self.write_line(f"{self.var(argv[0])} /= {self.var(argv[1])};") elif opcode == 0x2B: self.write_line(f"{self.var(argv[0])} %= {self.var(argv[1])};") elif opcode == 0x2C: lhs = self.var(argv[1]) if self.is_float(lhs): self.write_line(f"{self.var(argv[0])} += {lhs};") else: self.write_line(f"{self.var(argv[0])} +=f {lhs};") elif opcode == 0x2D: lhs = self.var(argv[1]) if self.is_float(lhs): self.write_line(f"{self.var(argv[0])} -= {lhs};") else: self.write_line(f"{self.var(argv[0])} -=f {lhs};") elif opcode == 0x2E: lhs = self.var(argv[1]) if self.is_float(lhs): self.write_line(f"{self.var(argv[0])} *= {lhs};") else: self.write_line(f"{self.var(argv[0])} *=f {lhs};") elif opcode == 0x2F: lhs = self.var(argv[1]) if self.is_float(lhs): self.write_line(f"{self.var(argv[0])} /= {lhs};") else: self.write_line(f"{self.var(argv[0])} /=f {lhs};") elif opcode == 0x3F: self.write_line(f"{self.var(argv[0])} &= {self.var(argv[1])};") elif opcode == 0x40: self.write_line(f"{self.var(argv[0])} |= {self.var(argv[1])};") elif opcode == 0x41: self.write_line(f"{self.var(argv[0])} &=c {argv[1]:X};") elif opcode == 0x42: self.write_line(f"{self.var(argv[0])} |=c {argv[1]:X};") elif opcode == 0x43: addr = argv[0] if addr in self.symbol_map: func_name = self.symbol_map[addr][0][1] argv_str = ", ".join(self.var(arg) for arg in argv[1:]) argv_str = replace_constants(func_name, argv_str) self.write_line(f"{func_name}({argv_str});") else: print(f"script API function {addr:X} is not present in symbol_addrs.txt, please add it") exit(1) elif opcode == 0x44: self.write_line(f"spawn {self.addr_ref(argv[0])};") elif opcode == 0x45: self.write_line(f"{self.var(argv[1])} = spawn {self.addr_ref(argv[0])};") elif opcode == 0x46: self.write_line(f"await {self.addr_ref(argv[0])};") elif opcode == 0x47: assert argv[3] == 1 if argv[4] != 0: self.write_line(f"{self.var(argv[4])} = bind {self.addr_ref(argv[0])} to {self.trigger(argv[1])} {self.var(argv[2])};") else: self.write_line(f"bind {self.addr_ref(argv[0])} to {self.trigger(argv[1])} {self.var(argv[2])};") elif opcode == 0x48: self.write_line(f"unbind;") elif opcode == 0x49: self.write_line(f"kill {self.var(argv[0])};") elif opcode == 0x4A: self.write_line(f"jump {self.var(argv[0])};") elif opcode == 0x4D: self.write_line(f"group {self.var(argv[0])};") elif opcode == 0x4F: self.write_line(f"suspend group {self.var(argv[0])};") elif opcode == 0x50: self.write_line(f"resume group {self.var(argv[0])};") elif opcode == 0x51: self.write_line(f"suspend others {self.var(argv[0])};") elif opcode == 0x52: self.write_line(f"resume others {self.var(argv[0])};") elif opcode == 0x53: self.write_line(f"suspend {self.var(argv[0])};") elif opcode == 0x54: self.write_line(f"resume {self.var(argv[0])};") elif opcode == 0x56: self.write_line("spawn {") self.indent += 1 elif opcode == 0x57: self.indent -= 1 self.write_line("}") elif opcode == 0x58: self.write_line("parallel {") self.indent += 1 elif opcode == 0x59: self.indent -= 1 self.write_line("}") else: raise UnsupportedScript(f"DSL does not support script opcode 0x{opcode:X}") if __name__ == "__main__": if len(sys.argv) <= 1: print("usage: ./disasm_script.py [offset]") exit() file = sys.argv[1] offset = eval(sys.argv[2]) if len(sys.argv) >= 3 else 0 with open(file, "rb") as f: get_constants() f.seek(offset) try: script = ScriptDSLDisassembler(f) script_text = script.disassemble() print(f"Script read from 0x{script.start_pos:X} to 0x{script.end_pos:X} " f"(0x{script.end_pos - script.start_pos:X} bytes, {script.instructions} instructions)") print() print(script_text, end="") except UnsupportedScript: print(ScriptDisassembler(f).disassemble(), end="")