You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1.1 KiB
39 lines
1.1 KiB
try:
|
|
import zlib
|
|
except ImportError:
|
|
import uzlib as zlib
|
|
import uio as io
|
|
|
|
|
|
# gzip bitstream
|
|
buf = io.BytesIO(b'\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00')
|
|
inp = zlib.DecompIO(buf, 16 + 8)
|
|
print(buf.seek(0, 1))
|
|
print(inp.read(1))
|
|
print(buf.seek(0, 1))
|
|
print(inp.read(2))
|
|
print(inp.read())
|
|
print(buf.seek(0, 1))
|
|
print(inp.read(1))
|
|
print(inp.read())
|
|
print(buf.seek(0, 1))
|
|
|
|
# broken header
|
|
buf = io.BytesIO(b'\x1f\x8c\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x05\x00\x00\x00')
|
|
try:
|
|
inp = zlib.DecompIO(buf, 16 + 8)
|
|
except ValueError:
|
|
print("ValueError")
|
|
|
|
# broken crc32
|
|
buf = io.BytesIO(b'\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa7\x106\x05\x00\x00\x00')
|
|
inp = zlib.DecompIO(buf, 16 + 8)
|
|
try:
|
|
inp.read(6)
|
|
except OSError as e:
|
|
print(repr(e))
|
|
|
|
# broken uncompressed size - not checked so far
|
|
#buf = io.BytesIO(b'\x1f\x8b\x08\x08\x99\x0c\xe5W\x00\x03hello\x00\xcbH\xcd\xc9\xc9\x07\x00\x86\xa6\x106\x06\x00\x00\x00')
|
|
#inp = zlib.DecompIO(buf, 16 + 8)
|
|
#inp.read(6)
|
|
|