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ipr.py
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ipr.py
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import decode
from stream import STREAM, MemoryNotDefined
from decode import Decoder
from listing import Listing
from ipr_decomp import IPRDecomp
class DisassemblerIPR:
# arg_type:
# 'r' - register
# 'd' - const data
# 'o' - offset
# 'a' - offset to array
# instruction argument types
# A - Address
# B - Byte
# W - Word
# D - Dword
# T - Half byte
# R - Register
# N - None
# noinspection SpellCheckingInspection
mnemonics = {
0x00: ['MOV', 'RRN'],
0x01: ['LDB', 'RBN'],
0x02: ['LDW', 'RWN'],
0x03: ['LDD', 'RDN'],
0x04: ['LDMB', 'RAN'],
0x05: ['LDMW', 'RAN'],
0x06: ['LDMD', 'RAN'],
0x07: ['LDIB', 'RRN'],
0x08: ['LDIW', 'RRN'],
0x09: ['LDID', 'RRN'],
0x0A: ['STMB', 'ARN'],
0x0B: ['STMW', 'ARN'],
0x0C: ['STMD', 'ARN'],
0x0D: ['STIB', 'RRN'],
0x0E: ['STIW', 'RRN'],
0x0F: ['STID', 'RRN'],
0x10: ['ADD', 'RRN'],
0x11: ['ADDB', 'RBN'],
0x12: ['ADDW', 'RWN'],
0x13: ['ADDD', 'RDN'],
0x14: ['ADDMB', 'RAN'],
0x15: ['ADDMW', 'RAN'],
0x16: ['ADDMD', 'RAN'],
0x17: ['AND', 'RRN'],
0x18: ['ANDB', 'RBN'],
0x19: ['ANDW', 'RWN'],
0x1A: ['ANDD', 'RDN'],
0x1B: ['ANDMB', 'RAN'],
0x1C: ['ANDMW', 'RAN'],
0x1D: ['ANDMD', 'RAN'],
0x1E: ['SUB', 'RRN'],
0x1F: ['SUBB', 'RBN'],
0x20: ['SUBW', 'RWN'],
0x21: ['SUBD', 'RDN'],
0x22: ['SUBMB', 'RAN'],
0x23: ['SUBMW', 'RAN'],
0x24: ['SUBMD', 'RAN'],
0x25: ['OR', 'RRN'],
0x26: ['ORB', 'RBN'],
0x27: ['ORW', 'RWN'],
0x28: ['ORD', 'RDN'],
0x29: ['ORMB', 'RAN'],
0x2A: ['ORMW', 'RAN'],
0x2B: ['ORMD', 'RAN'],
0x2C: ['XOR', 'RRN'],
0x2D: ['XORB', 'RBN'],
0x2E: ['XORW', 'RWN'],
0x2F: ['XORD', 'RDN'],
0x30: ['XORMB', 'RAN'],
0x31: ['XORMW', 'RAN'],
0x32: ['XORMD', 'RAN'],
0x33: ['MUL', 'RRN'],
0x34: ['MULB', 'RBN'],
0x35: ['MULW', 'RWN'],
0x36: ['MULD', 'RDN'],
0x37: ['MULMB', 'RAN'],
0x38: ['MULMW', 'RAN'],
0x39: ['MULMD', 'RAN'],
0x3A: ['DIV', 'RRN'],
0x3B: ['DIVB', 'RBN'],
0x3C: ['DIVW', 'RWN'],
0x3D: ['DIVD', 'RDN'],
0x3E: ['DIVMB', 'RAN'],
0x3F: ['DIVMW', 'RAN'],
0x40: ['DIVMD', 'RAN'],
0x41: ['MOD', 'RRN'],
0x42: ['MODB', 'RBN'],
0x43: ['MODW', 'RWN'],
0x44: ['MODD', 'RDN'],
0x45: ['MODMB', 'RAN'],
0x46: ['MODMW', 'RAN'],
0x47: ['MODMD', 'RAN'],
0x48: ['RL', 'RRN'],
0x49: ['RL', 'RBN'],
0x4A: ['RR', 'RRN'],
0x4B: ['RR', 'RBN'],
0x4C: ['STEM', 'BRR'],
0x4D: ['LDEM', 'RBR'],
0x4E: ['IN', 'RBN'],
0x4F: ['OUT', 'BRN'],
0x50: ['CMPJE', 'RRA'],
0x51: ['CMPJNE', 'RRA'],
0x52: ['CMPJGE', 'RRA'],
0x53: ['CMPJLE', 'RRA'],
0x54: ['CMPJL', 'RRA'],
0x55: ['CMPJG', 'RRA'],
0x56: ['JMP', 'ANN'],
0x57: ['CALL', 'ANN'],
0x58: ['RET', 'BNN'],
0x59: ['PUSH', 'RNN'],
0x5A: ['PUSHR', 'BNN'],
0x5B: ['POPR', 'BNN'],
0x5C: ['SYS', 'BNN'],
0x5D: ['ORPI', 'BBN'],
0x5E: ['ANDPI', 'BBN'],
0x5F: ['ENTER', 'TTN'],
0x60: ['JBRS', 'RBA'],
0x61: ['JBRC', 'RBA'],
0x62: ['DCALL', 'BNN'],
0x63: ['JZ', 'RAN'],
0x64: ['JNZ', 'RAN'],
0x65: ['CPIJE', 'RBA'],
0x66: ['CPIJNE', 'RBA'],
0x67: ['JNZIO', 'BAN'],
0x68: ['JZIO', 'BAN'],
0x69: ['LMA', 'RRA'],
0x6A: ['AWRB', 'RAR'],
0x6B: ['AWRW', 'RAR'],
0x6C: ['AWRD', 'RAR'],
0x6D: ['ARDB', 'RAR'],
0x6E: ['ARDW', 'RAR'],
0x6F: ['ARDD', 'RAR'],
0x70: ['PUSHB', 'BNN'],
0x71: ['EOUT', 'RRN'],
0x72: ['EIN', 'RRN'],
}
def __init__(self, listing: Listing, presets: dict):
self.listing = listing
self.presets = presets
def is_host(self):
is_device = self.presets.get('type') == 'device'
return not is_device
@staticmethod
def arg(arg):
return arg[0]
@staticmethod
def arg_type(arg):
return arg[1]
def arg_str(self, arg):
v = self.arg(arg)
t = self.arg_type(arg)
if t == 'r':
# register
return f'R{v}'
elif t == 'o' or t == 'a':
# offset
o_label = self.listing.get_label(v)
if o_label is not None:
return o_label
else:
return f'unnamed_{v}'
else:
# data (constant)
return f'{v}'
def instruction_str(self, instruction, args):
if instruction is not None:
a = []
i = 0
while i < len(args):
if self.arg_type(args[i]) == 'a':
a.append(self.arg_str(args[i]) + ' + ' + self.arg_str(args[i + 1]))
i += 2
else:
a.append(self.arg_str(args[i]))
i += 1
a = ', '.join(a)
return f'{instruction:<8}{a}'
else:
return ''
def disasm_command(self, ea: int):
"""
Дизассемблируем 1 инструкцию.
:param ea: Адрес инструкции.
:return: Возвращаем адреса, с которых можно продолжать
"""
def set_command(instruction, args):
self.listing.set_command(ea, self.listing.mem.pos - ea, instruction, args)
addresses = set()
m = self.listing.mem
m.pos = ea
do_break = False
try:
c = m.read_byte()
mnem = self.mnemonics.get(c)
if mnem is not None:
# noinspection SpellCheckingInspection
if mnem[1] == 'NNN': # NNN ?
pass
elif mnem[1] == 'RRN':
# MOV, LDIx, STIx, ADD, AND, SUB, OR, XOR, MUL, DIV, MOD, RL, RR, EOUT, EIN
a = m.read_byte()
t1 = a & 0x0f
t2 = a >> 4
set_command(mnem[0], [(t1, 'r'), (t2, 'r')])
elif mnem[1] == 'RBN':
# LDB, ADDB, ANDB, SUBB, ORB, XORB, MULB, DIVB, MODB, RL, RR, IN
t1 = m.read_byte()
t2 = m.read_byte()
set_command(mnem[0], [(t1, 'r'), (t2, 'd')])
elif mnem[1] == 'RWN':
# LDW, ADDW, ANDW, SUBW, ORW, XORW, MULW, DIVW, MODW
t1 = m.read_byte()
t2 = m.read_word_be()
# t2 может быть и ссылкой и числом
set_command(mnem[0], [(t1, 'r'), (t2, 'd')])
elif mnem[1] == 'RDN':
# LDD, ADDD, ANDD, SUBD, ORD, XORD, MULD, DIVD, MODD
t1 = m.read_byte()
t2 = m.read_dword_be()
set_command(mnem[0], [(t1, 'r'), (t2, 'd')])
elif mnem[1] == 'RAN':
t1 = m.read_byte()
t2 = m.read_word_be()
set_command(mnem[0], [(t1, 'r'), (t2, 'o')])
if mnem[0] in ('JZ', 'JNZ'):
# JZ, JNZ
addresses.add(t2)
self.listing.set_label(t2, f'loc_{t2:04X}', False)
else:
# LDMx, ADDMx, ANDMx, SUBMx, ORMx, XORMx, MULMx, DIVMx, MODMx
pref = 'b_' if mnem[0][-1] == 'B' else 'w_' if mnem[0][-1] == 'W' else 'd_'
self.listing.set_label(t2, f'{pref}{t2:04X}', False)
elif mnem[1] == 'ARN':
# STMx
t1 = m.read_byte()
t2 = m.read_word_be()
set_command(mnem[0], [(t2, 'o'), (t1, 'r')])
pref = 'b_' if mnem[0][-1] == 'B' else 'w_' if mnem[0][-1] == 'W' else 'd_'
self.listing.set_label(t2, f'{pref}{t2:04X}', False)
elif mnem[1] == 'WNN' or mnem[1] == 'ANN':
# JMP, CALL
t1 = m.read_word_be()
set_command(mnem[0], [(t1, 'o')])
# если CALL, то добавить в listing 'p', но не добавляем в addresses
if mnem[0] == 'CALL':
# CALL
# Don't use the proc_ prefix. This conflicts with iProg compiler
self.listing.set_label(t1, f'prc_{t1:04X}', False)
self.listing.set_flag_proc(t1)
else:
# JMP
addresses.add(t1)
self.listing.set_label(t1, f'loc_{t1:04X}', False)
elif mnem[1] == 'BBN':
# ORPI, ANDPI
t1 = m.read_byte()
t2 = m.read_byte()
set_command(mnem[0], [(t1, 'd'), (t2, 'd')])
elif mnem[1] == 'RRA':
# CMPJxx, LMA
a = m.read_byte()
t1 = a & 0x0f
t2 = a >> 4
t3 = m.read_word_be()
if mnem[0] != 'LMA':
set_command(mnem[0], [(t1, 'r'), (t2, 'r'), (t3, 'o')])
self.listing.set_label(t3, f'loc_{t3:04X}', False)
addresses.add(t3)
else:
set_command(mnem[0], [(t1, 'r'), (t2, 'r'), (t3, 'd')])
elif mnem[1] == 'BNN':
# RET, PUSHR, POPR, SYS, DCALL, PUSHB
t1 = m.read_byte()
set_command(mnem[0], [(t1, 'd')])
elif mnem[1] == 'RNN':
# PUSH
t1 = m.read_byte()
set_command(mnem[0], [(t1, 'r')])
elif mnem[1] == 'TTN':
# ENTER
a = m.read_byte()
t1 = a & 0x0f
t2 = a >> 4
set_command(mnem[0], [(t1, 'd'), (t2, 'd')])
elif mnem[1] == 'BRN':
# OUT
t1 = m.read_byte()
t2 = m.read_byte()
set_command(mnem[0], [(t1, 'd'), (t2, 'r')])
elif mnem[1] == 'RBA':
# JBRS, JBRC, CPIJE, CPIJNE
t1 = m.read_byte()
t2 = m.read_byte()
t3 = m.read_word_be()
set_command(mnem[0], [(t1, 'r'), (t2, 'd'), (t3, 'o')])
self.listing.set_label(t3, f'loc_{t3:04X}', False)
addresses.add(t3)
elif mnem[1] == 'BAN':
# JNZIO, JZIO
t1 = m.read_byte()
t2 = m.read_word_be()
set_command(mnem[0], [(t1, 'd'), (t2, 'o')])
self.listing.set_label(t2, f'loc_{t2:04X}', False)
addresses.add(t2)
elif mnem[1] == 'BRR':
# STEM
t1 = m.read_byte()
a = m.read_byte()
t2 = a & 0x0f
t3 = a >> 4
set_command(mnem[0], [(t1, 'd'), (t2, 'r'), (t3, 'r')])
elif mnem[1] == 'RBR':
# LDEM
t1 = m.read_byte()
a = m.read_byte()
t2 = a & 0x0f
t3 = a >> 4
set_command(mnem[0], [(t1, 'd'), (t2, 'r'), (t3, 'r')])
elif mnem[1] == 'RAR':
# AWRx, ARDx
a = m.read_byte()
t1 = m.read_word_be()
t2 = a & 0x0f
t3 = a >> 4
pref = 'b_' if mnem[0][-1] == 'B' else 'w_' if mnem[0][-1] == 'W' else 'd_'
if mnem[0][:3] == 'AWR':
# AWRx t1 + R t2, R t3
set_command(mnem[0], [(t1, 'a'), (t2, 'r'), (t3, 'r')])
else:
# ARDx R t2, t1 + R t3
set_command(mnem[0], [(t2, 'r'), (t1, 'a'), (t3, 'r')])
label = f'{pref}{t1:04X}'
self.listing.set_label(t1, label, False)
else:
# invalid instruction
do_break = True
else:
print(f'invalid code {c:x} @{ea:04x}')
# mark bad instruction
set_command('<invalid>', [])
self.listing.set_flag_invalid(ea)
do_break = True
if c == 0x58 or c == 0x56: # RET or JMP
do_break = True
if not do_break:
addresses.add(m.pos)
except MemoryNotDefined as e:
print(hex(ea), e)
# mark bad instruction
set_command('<invalid>', [])
self.listing.set_flag_invalid(ea)
return addresses
def post_process(self):
d = IPRDecomp(self.listing)
func_ea = self.listing.get_addresses(set('pc'))
for f in func_ea:
d.decompile(f)
d.post()
class IPR:
def __init__(self, filename):
self.host_listing = None
self.device_listing = None
self.extra = {}
self.ui = {}
self.b_menu_start = 0
self.b_menu_end = 0
self.b_menu_listing = []
self.b_toolbar_start = 0
self.b_toolbar_end = 0
self.b_toolbar_listing = []
self.b_editor_start = 0
self.b_editor_end = 0
self.b_editor_listing = []
self.b_window_start = 0
self.b_window_end = 0
self.b_windows_listing = []
self.b_host_script_start = 0
self.b_host_script_end = 0
self.b_device_script_ep_start = 0
self.b_device_script_ep_end = 0
self.b_device_script_crypt_start = 0
self.b_device_script_crypt_end = 0
self.b_device_script_crc_start = 0
self.b_device_script_crc_end = 0
self.script_listing = []
self.device_script = None
self.stream = STREAM()
self.stream.load_binary(filename)
def get_lst(self):
lst = []
lst.extend(self.b_menu_listing)
lst.extend(self.b_toolbar_listing)
lst.extend(self.b_editor_listing)
lst.extend(self.b_windows_listing)
lst.extend(self.script_listing)
return lst
def get_ipr(self):
if self.device_script is None:
return None
ipr = []
ipr.extend(self.stream.get_block(self.b_menu_start, self.b_menu_end))
ipr.extend(self.stream.get_block(self.b_toolbar_start, self.b_toolbar_end))
ipr.extend(self.stream.get_block(self.b_editor_start, self.b_editor_end))
ipr.extend(self.stream.get_block(self.b_window_start, self.b_window_end))
ipr.extend(self.stream.get_block(self.b_host_script_start, self.b_host_script_end))
ipr.extend(self.stream.get_block(self.b_device_script_ep_start, self.b_device_script_ep_end))
# Исходные данные, могут быть кодированными
# ipr.extend(self.stream.get_block(self.b_device_script_crypt_start, self.b_device_script_crypt_end))
# ipr.extend(self.stream.get_block(self.b_device_script_crc_start, self.b_device_script_crc_end))
# раскодированные данные
data = self.device_script.get_all()
ipr.extend(data)
crc = decode.crc16(data)
ipr.append(crc >> 8)
ipr.append(crc & 0xFF)
return bytes(ipr)
def decompile_menu(self):
start = self.stream.pos
code = []
c = self.stream.read_char()
if c == b'M':
code.append('Menu')
while True:
name = self.stream.read_str(b'\r')
if name != '-':
proc_id = self.stream.read_word_be()
menu_id = self.stream.read_byte() # byte or -1
hotkey = self.stream.read_str(b'\r')
label = f'{name.replace(" ", "_").replace("&", "")}'
if menu_id == 0xFF:
menu_id = ''
self.host_listing.set_label(proc_id, label)
self.host_listing.set_flag_proc(proc_id)
code.append(f' {name},{label},{menu_id},{hotkey}')
else:
code.append(' -')
if self.stream.peek_char() == b'\0':
self.stream.read_char()
break
code.append('EndMenu')
elif c == b'm':
# code.append('// is no menu')
pass
else:
raise SyntaxError('Menu section not exists')
code.append('')
self.b_menu_start = start
self.b_menu_end = self.stream.pos
self.b_menu_listing = code
def decompile_toolbar(self):
start = self.stream.pos
code = []
c = self.stream.read_char()
if c == b'T':
# code.append('// toolbar is visible')
pass
elif c == b't':
code.append('TOOLBAROFF')
else:
raise SyntaxError('T section not exists')
self.b_toolbar_start = start
self.b_toolbar_end = self.stream.pos
self.b_toolbar_listing = code
def decompile_editor(self):
start = self.stream.pos
code = []
c = self.stream.read_char()
if c == b'E':
code.append('')
code.append('Editor')
code.append('{')
n = int(self.stream.read_char()) # '1' или '2'
for n in range(0, n):
caption = self.stream.read_str(b'\r')
size = self.stream.read_dword_be()
mode = self.stream.read_byte()
b = self.stream.read_byte()
code.append(f' (Caption="{caption}";size={size};mode={mode};bytes={b})')
code.append('}')
elif c == b'e':
print('is no Editor')
else:
raise SyntaxError('Editor section not exists')
code.append('')
self.b_editor_start = start
self.b_editor_end = self.stream.pos
self.b_editor_listing = code
def decompile_window(self):
def join_fields(fields):
return '; '.join(f'{k}={v}' for k, v in fields.items())
start = self.stream.pos
code = []
tabwidth = 4
pad = 0
c = self.stream.read_char()
if c == b'W':
# _ = self.stream.read_char() # must be /r
caption = self.stream.read_str(b'\r')
width = self.stream.read_word_be()
height = self.stream.read_word_be()
align = self.stream.read_word_be()
align = 'h' if align == 0 else 'v' # ALIGN: Horizontal==0 Vertical==1
f = {
'caption': f'"{caption}"',
'width': width,
'height': height,
'align': align
}
code.append(f'Window({join_fields(f)})')
code.append('{')
pad += tabwidth
while True:
t = self.stream.read_char()
if t == b'\0':
break
elif t == b'g':
# Group end
pad -= tabwidth
code.append(f'{" "*pad}}}')
elif t == b'G':
# Group
caption = self.stream.read_str(b'\r')
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
height = self.stream.read_word_be()
f = {
'caption': f'"{caption}"',
'left': left,
'top': top,
'width': width,
'height': height
}
code.append(f'{" "*pad}Group({join_fields(f)})')
code.append(f'{" "*pad}{{')
pad += tabwidth
elif t == b'B':
# Button
caption = self.stream.read_str(b'\r')
proc = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
height = self.stream.read_word_be()
f = {
'caption': f'"{caption}"',
'left': left,
'top': top,
'width': width,
'height': height
}
if proc != 0xFFFF:
label = f'button_{proc:04X}'
# The procname may already be declared in the menu
self.host_listing.set_label(proc, label, False)
label = self.host_listing.get_label(proc)
self.host_listing.set_flag_proc(proc)
f['proc'] = label
code.append(f'{" "*pad}Button({join_fields(f)})')
elif t == b'x':
# Picture
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
height = self.stream.read_word_be()
name = f'picture_{name_id:04X}'
# Если есть повтор, то безымянный компонент
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'height': height
}
code.append(f'{" "*pad}Picture({join_fields(f)})')
elif t == b'H':
# Checkbox
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
proc = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
value = self.stream.read_word_be()
name = f'checkbox_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'value': value,
}
if proc != 0xFFFF:
label = f'checkbox_{proc:04X}'
self.host_listing.set_label(proc, label)
self.host_listing.set_flag_proc(proc)
f['proc'] = label
code.append(f'{" "*pad}Checkbox({join_fields(f)})')
self.host_listing.set_label(name_id, name)
elif t == b'I':
# List
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
proc = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
value = self.stream.read_word_be()
items = []
while True:
c = self.stream.peek_char()
if c == b'\0':
self.stream.read_char()
break
items.append(self.stream.read_str(b'\r'))
items = ",".join([f'"{i}"' for i in items])
name = f'list_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'value': value,
'items': items
}
if proc != 0xFFFF:
label = f'list_{proc:04X}'
self.host_listing.set_label(proc, label)
self.host_listing.set_flag_proc(proc)
f['proc'] = label
self.host_listing.set_label(name_id, name)
code.append(f'{" "*pad}List({join_fields(f)})')
elif t == b'L':
# Label
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
value = self.stream.read_word_be()
name = f'label_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'value': value
}
code.append(f'{" "*pad}Label({join_fields(f)})')
elif t == b'D':
# Digit
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
value = self.stream.read_dword_be()
name = f'digit_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'value': value
}
code.append(f'{" "*pad}Digit({join_fields(f)})')
self.host_listing.set_label(name_id, name)
elif t == b'h':
# Hexedit
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
value = self.stream.read_dword_be()
name = f'hexedit_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'value': value
}
code.append(f'{" "*pad}Hexedit({join_fields(f)})')
self.host_listing.set_label(name_id, name)
elif t == b'b':
# Hexbytes
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
value = self.stream.read_dword_be()
items = ' '.join([f'{self.stream.read_byte():02X}' for _ in range(value)])
name = f'hexbytes_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'value': value,
'items': f'"{items}"'
}
code.append(f'{" "*pad}Hexbytes({join_fields(f)})')
self.host_listing.set_label(name_id, f'{name}')
for i in range(1, value):
self.host_listing.set_label(name_id + i, f'{name}[{i}]')
elif t == b'Y':
# Text
caption = self.stream.read_str(b'\r')
name_id = self.stream.read_word_be()
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
items = self.stream.read_str(b'\r')
name = f'text_{name_id:04X}'
self.ui[name_id] = name
f = {
'caption': f'"{caption}"',
'name': name,
'left': left,
'top': top,
'width': width,
'items': f'"{items}"'
}
code.append(f'{" "*pad}Text({join_fields(f)})')
elif t == b'P':
# Pages
left = self.stream.read_word_be()
top = self.stream.read_word_be()
width = self.stream.read_word_be()
height = self.stream.read_word_be()
f = {
'left': left,
'top': top,
'width': width,
'height': height
}
code.append(f'{" "*pad}Pages({join_fields(f)})')
code.append(f'{" "*pad}{{')
pad += tabwidth
elif t == b'p':
# Pages end
pad -= tabwidth
code.append(f'{" "*pad}}}')
elif t == b'T':
# Page
caption = self.stream.read_str(b'\r')
f = {
'caption': f'"{caption}"'
}
code.append(f'{" "*pad}Page({join_fields(f)})')
code.append(f'{" "*pad}{{')
pad += tabwidth
elif t == b't':
# Page end
pad -= tabwidth
code.append(f'{" "*pad}}}')
else:
print(f'Unknown window element {t} @{self.stream.pos:04x}')
code.append('}')
elif c == b'w':
print('is no window')
else:
raise SyntaxError('Window section not exists')
code.append('')
self.b_window_start = start
self.b_window_end = self.stream.pos
self.b_windows_listing = code
def decompile_script(self):
start = self.stream.pos
code = []
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'Tab')
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'Buf1Size')
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'Buf2Size')
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'Flags')
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'SelBegin')
lbl = self.stream.read_word_be()
self.host_listing.set_label(lbl, f'SelEnd')
lbl += 4
self.host_listing.set_label(lbl, f'Res1')
lbl += 4
self.host_listing.set_label(lbl, f'Res2')
lbl = self.stream.read_word_be()
if lbl != 0xFFFF:
if lbl & 0x8000:
lbl &= 0x7FFF
self.host_listing.set_label(lbl, f'OnCreate_{lbl:04X}')
self.host_listing.set_flag_proc(lbl)
else:
print(f'todo1: {lbl:04X}')
lbl = self.stream.read_word_be()
if lbl != 0xFFFF:
if lbl & 0x8000:
lbl &= 0x7FFF
self.host_listing.set_label(lbl, f'Idle_{lbl:04X}')
self.host_listing.set_flag_proc(lbl)
else:
print(f'todo2: {lbl:04X}')
next_block_offset = self.stream.read_word_be()
host_bytecode_offset = self.stream.pos
host_bytecode = self.stream.read_stream(next_block_offset - host_bytecode_offset)
host_bytecode.mem_offset = 0
self.b_host_script_start = start
self.b_host_script_end = self.stream.pos
self.host_listing.set_mem(host_bytecode)
code.append('')
code.append('$HOST')
code.append('')
code.extend(self.host_listing.disassemble(DisassemblerIPR, {
'type': 'host',
'ui': self.ui,
'device_labels': [],
'procs': self.extra.get('eph')
}))
# DEVICE
# Entry points...
start = self.stream.pos
for i in range(32):
p = self.stream.read_word_le()
if p != 0xFFFF:
label = f'prc_id{i}' if i != 31 else 'Idle'
self.device_listing.set_label(p, label)
self.device_listing.set_flag_proc(p)
self.b_device_script_ep_start = start
self.b_device_script_ep_end = self.stream.pos
# bytecode, может быть шифрованный
start = self.stream.pos
# От текущей позиции до конца - 2 байта. CRC должно быть выровнено на границу 64bytes
device_bytecode = self.stream.read_stream(self.stream.len - self.stream.pos - 2)
device_bytecode.mem_offset = 0
self.b_device_script_crypt_start = start
self.b_device_script_crypt_end = self.stream.pos
start = self.stream.pos
crc = self.stream.read_word_be()
self.b_device_script_crc_start = start
self.b_device_script_crc_end = self.stream.pos
code.append('')
code.append('')
code.append('$DEVICE')
code.append('')
decrypted_bin = Decoder.decode_ipr_bytecode(device_bytecode.bin, crc)
if decrypted_bin is not None:
device_bytecode.bin = decrypted_bin
self.device_script = device_bytecode
self.device_listing.set_mem(device_bytecode)
code.extend(self.device_listing.disassemble(DisassemblerIPR, {
'type': 'device',
'labels': self.host_listing.dis.presets['device_labels'],
'procs': self.extra.get('epd')
}))
else:
code.append('// invalid crc bytecode')
if self.stream.pos == self.stream.len:
print(f'EOF OK')
else:
print(f'LEFT {self.stream.pos - self.stream.pos} bytes')
code.append('')
self.script_listing = code
def decompile(self, extra=None):
if extra:
self.extra = extra
self.host_listing = Listing()
self.device_listing = Listing()
try:
self.decompile_menu()
self.decompile_toolbar()
self.decompile_editor()
self.decompile_window()
self.decompile_script()
except (SyntaxError, MemoryNotDefined) as e:
print(e)
print('The file is corrupted')