253 lines
No EOL
8.5 KiB
Python
253 lines
No EOL
8.5 KiB
Python
##################################################
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# This file is a copy from [QbeRoot/sms-livecol] #
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# (https://github.com/QbeRoot/sms-livecol) #
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##################################################
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import ctypes
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import struct
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from struct import pack, unpack
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from ctypes import wintypes, sizeof, addressof, POINTER, pointer
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from ctypes.wintypes import DWORD, ULONG, LONG, WORD
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from multiprocessing import shared_memory
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# Various Windows structs/enums needed for operation
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NULL = 0
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TH32CS_SNAPHEAPLIST = 0x00000001
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TH32CS_SNAPPROCESS = 0x00000002
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TH32CS_SNAPTHREAD = 0x00000004
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TH32CS_SNAPMODULE = 0x00000008
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TH32CS_SNAPALL = TH32CS_SNAPHEAPLIST | TH32CS_SNAPPROCESS | TH32CS_SNAPTHREAD | TH32CS_SNAPMODULE
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assert TH32CS_SNAPALL == 0xF
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PROCESS_QUERY_INFORMATION = 0x0400
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PROCESS_VM_OPERATION = 0x0008
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PROCESS_VM_READ = 0x0010
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PROCESS_VM_WRITE = 0x0020
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MEM_MAPPED = 0x40000
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ULONG_PTR = ctypes.c_ulonglong
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class PROCESSENTRY32(ctypes.Structure):
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_fields_ = [ ( 'dwSize' , DWORD ) ,
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( 'cntUsage' , DWORD) ,
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( 'th32ProcessID' , DWORD) ,
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( 'th32DefaultHeapID' , ctypes.POINTER(ULONG)) ,
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( 'th32ModuleID' , DWORD) ,
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( 'cntThreads' , DWORD) ,
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( 'th32ParentProcessID' , DWORD) ,
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( 'pcPriClassBase' , LONG) ,
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( 'dwFlags' , DWORD) ,
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( 'szExeFile' , ctypes.c_char * 260 ) ]
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class MEMORY_BASIC_INFORMATION(ctypes.Structure):
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_fields_ = [ ( 'BaseAddress' , ctypes.c_void_p),
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( 'AllocationBase' , ctypes.c_void_p),
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( 'AllocationProtect' , DWORD),
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( 'PartitionID' , WORD),
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( 'RegionSize' , ctypes.c_size_t),
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( 'State' , DWORD),
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( 'Protect' , DWORD),
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( 'Type' , DWORD)]
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class PSAPI_WORKING_SET_EX_BLOCK(ctypes.Structure):
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_fields_ = [ ( 'Flags', ULONG_PTR),
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( 'Valid', ULONG_PTR),
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( 'ShareCount', ULONG_PTR),
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( 'Win32Protection', ULONG_PTR),
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( 'Shared', ULONG_PTR),
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( 'Node', ULONG_PTR),
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( 'Locked', ULONG_PTR),
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( 'LargePage', ULONG_PTR),
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( 'Reserved', ULONG_PTR),
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( 'Bad', ULONG_PTR),
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( 'ReservedUlong', ULONG_PTR)]
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#class PSAPI_WORKING_SET_EX_INFORMATION(ctypes.Structure):
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# _fields_ = [ ( 'VirtualAddress' , ctypes.c_void_p),
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# ( 'VirtualAttributes' , PSAPI_WORKING_SET_EX_BLOCK)]
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class PSAPI_WORKING_SET_EX_INFORMATION(ctypes.Structure):
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_fields_ = [ ( 'VirtualAddress' , ctypes.c_void_p),
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#( 'Flags', ULONG_PTR),
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( 'Valid', ULONG_PTR, 1)]
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#( 'ShareCount', ULONG_PTR),
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#( 'Win32Protection', ULONG_PTR),
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#( 'Shared', ULONG_PTR),
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#( 'Node', ULONG_PTR),
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#( 'Locked', ULONG_PTR),
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#( 'LargePage', ULONG_PTR),
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#( 'Reserved', ULONG_PTR),
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#( 'Bad', ULONG_PTR),
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#( 'ReservedUlong', ULONG_PTR)]
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#def print_values(self):
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# for i,v in self._fields_:
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# print(i, getattr(self, i))
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# The find_dolphin function is based on WindowsDolphinProcess::findPID() from
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# aldelaro5's Dolphin memory engine
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# https://github.com/aldelaro5/Dolphin-memory-engine
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"""
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MIT License
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Copyright (c) 2017 aldelaro5
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE."""
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class Dolphin(object):
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def __init__(self):
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self.pid = -1
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self.memory = None
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def reset(self):
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self.pid = -1
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self.memory = None
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def find_dolphin(self, skip_pids=[]):
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entry = PROCESSENTRY32()
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entry.dwSize = sizeof(PROCESSENTRY32)
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snapshot = ctypes.windll.kernel32.CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, NULL)
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print(addressof(entry), hex(addressof(entry)))
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a = ULONG(addressof(entry))
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self.pid = -1
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if ctypes.windll.kernel32.Process32First(snapshot, pointer(entry)):
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if entry.th32ProcessID not in skip_pids and entry.szExeFile in (b"Dolphin.exe", b"DolphinQt2.exe", b"DolphinWx.exe"):
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self.pid = entry.th32ProcessID
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else:
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while ctypes.windll.kernel32.Process32Next(snapshot, pointer(entry)):
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if entry.th32ProcessID in skip_pids:
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continue
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if entry.szExeFile in (b"Dolphin.exe", b"DolphinQt2.exe", b"DolphinWx.exe"):
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self.pid = entry.th32ProcessID
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ctypes.windll.kernel32.CloseHandle(snapshot)
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if self.pid == -1:
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return False
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return True
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def init_shared_memory(self):
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try:
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self.memory = shared_memory.SharedMemory('dolphin-emu.'+str(self.pid))
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return True
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except FileNotFoundError:
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return False
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def read_ram(self, offset, size):
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return self.memory.buf[offset:offset+size]
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def write_ram(self, offset, data):
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self.memory.buf[offset:offset+len(data)] = data
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def read_uint8(self, addr):
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assert addr >= 0x80000000
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value = self.read_ram(addr-0x80000000, 1)
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return unpack(">B", value)[0]
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def write_uint8(self, addr, val):
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assert addr >= 0x80000000
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return self.write_ram(addr - 0x80000000, pack(">B", val))
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def read_uint16(self, addr):
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assert addr >= 0x80000000
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value = self.read_ram(addr-0x80000000, 2)
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return unpack(">H", value)[0]
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def write_uint16(self, addr, val):
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assert addr >= 0x80000000
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return self.write_ram(addr - 0x80000000, pack(">H", val))
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def read_uint32(self, addr):
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assert addr >= 0x80000000
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value = self.read_ram(addr-0x80000000, 4)
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return unpack(">I", value)[0]
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def write_uint32(self, addr, val):
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assert addr >= 0x80000000
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return self.write_ram(addr - 0x80000000, pack(">I", val))
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def read_float(self, addr):
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assert addr >= 0x80000000
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value = self.read_ram(addr - 0x80000000, 4)
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return unpack(">f", value)[0]
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def write_float(self, addr, val):
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assert addr >= 0x80000000
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return self.write_ram(addr - 0x80000000, pack(">f", val))
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"""with open("ctypes.txt", "w") as f:
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for a in ctypes.__dict__:
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f.write(str(a))
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f.write("\n")"""
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if __name__ == "__main__":
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dolphin = Dolphin()
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import multiprocessing
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if dolphin.find_dolphin():
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print("Found Dolphin!")
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else:
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print("Didn't find Dolphin")
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print(dolphin.pid)
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dolphin.init_shared_memory()
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if dolphin.init_shared_memory():
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print("We found MEM1 and/or MEM2!")
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else:
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print("We didn't find it...")
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import random
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randint = random.randint
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from timeit import default_timer
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start = default_timer()
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print("Testing Shared Memory Method")
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start = default_timer()
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count = 500000
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for i in range(count):
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value = randint(0, 2**32-1)
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dolphin.write_uint32(0x80000000, value)
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result = dolphin.read_uint32(0x80000000)
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assert result == value
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diff = default_timer()-start
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print(count/diff, "per sec")
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print("time: ", diff)
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