jan/mem_edit
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use pathlib

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This commit is contained in:
Jan Petykiewicz 2024-08-01 00:23:25 -07:00
parent 5a82f04f9e
commit 8f7955543c
2 changed files with 9 additions and 8 deletions
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13
mem_edit/linux.py
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@ -9,6 +9,7 @@ import signal
import ctypes
import ctypes.util
import logging
from pathlib import Path
from .abstract import Process as AbstractProcess
from .utils import ctypes_buffer_t, MemEditError
@ -70,19 +71,19 @@ class Process(AbstractProcess):
self.pid = None
def write_memory(self, base_address: int, write_buffer: ctypes_buffer_t) -> None:
with open(f'/proc/{self.pid}/mem', 'rb+') as mem:
with Path(f'/proc/{self.pid}/mem').open('rb+') as mem:
mem.seek(base_address)
mem.write(write_buffer)
def read_memory(self, base_address: int, read_buffer: ctypes_buffer_t) -> ctypes_buffer_t:
with open(f'/proc/{self.pid}/mem', 'rb+') as mem:
with Path(f'/proc/{self.pid}/mem').open('rb+') as mem:
mem.seek(base_address)
mem.readinto(read_buffer)
return read_buffer
def get_path(self) -> str | None:
try:
with open(f'/proc/{self.pid}/cmdline', 'rb') as ff:
with Path(f'/proc/{self.pid}/cmdline').open('rb') as ff:
return ff.read().decode().split('\x00')[0]
except FileNotFoundError:
return None
@ -102,12 +103,12 @@ class Process(AbstractProcess):
for pid in Process.list_available_pids():
try:
logger.debug(f'Checking name for pid {pid}')
with open(f'/proc/{pid}/cmdline', 'rb') as cmdline:
with Path(f'/proc/{pid}/cmdline').open('rb') as cmdline:
path = cmdline.read().decode().split('\x00')[0]
except FileNotFoundError:
continue
name = os.path.basename(path)
name = Path(path).name
logger.debug(f'Name was "{name}"')
if path is not None and name == target_name:
return pid
@ -117,7 +118,7 @@ class Process(AbstractProcess):
def list_mapped_regions(self, writeable_only: bool = True) -> list[tuple[int, int]]:
regions = []
with open(f'/proc/{self.pid}/maps', 'r') as maps:
with Path(f'/proc/{self.pid}/maps').open('r') as maps:
for line in maps:
bounds, privileges = line.split()[0:2]

4
mem_edit/windows.py
View File

@ -4,7 +4,7 @@ Implementation of Process class for Windows
from math import floor
from os import strerror
import os.path
from pathlib import Path
import ctypes
import ctypes.wintypes
import logging
@ -233,7 +233,7 @@ class Process(AbstractProcess):
if path is None:
continue
name = os.path.basename(path)
name = Path(path).name
logger.debug(f'Name was "{name}"')
if path is not None and name == target_name:
return pid