mirror of https://github.com/r4sas/PBinCLI
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45 lines
1.3 KiB
45 lines
1.3 KiB
import json, ntpath, os, zlib |
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from base64 import b64encode, b64decode |
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class PBinCLIException(Exception): |
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pass |
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def path_leaf(path): |
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head, tail = ntpath.split(path) |
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return tail or ntpath.basename(head) |
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def check_readable(f): |
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# Checks if path exists and readable |
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if not os.path.exists(f) or not os.access(f, os.R_OK): |
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raise PBinCLIException("Error accessing path: {}".format(f)) |
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def check_writable(f): |
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# Checks if path is writable |
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if not os.access(os.path.dirname(f) or ".", os.W_OK): |
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raise PBinCLIException("Path is not writable: {}".format(f)) |
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def decompress(s, ver = 1): |
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if ver == 2: |
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return zlib.decompress(s, -zlib.MAX_WBITS) |
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else: |
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return zlib.decompress(bytearray(map(ord, b64decode(s.encode('utf-8')).decode('utf-8'))), -zlib.MAX_WBITS) |
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def compress(s, ver = 1): |
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if ver == 2: |
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# using compressobj as compress doesn't let us specify wbits |
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# needed to get the raw stream without headers |
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co = zlib.compressobj(wbits=-zlib.MAX_WBITS) |
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return co.compress(s) + co.flush() |
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else: |
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co = zlib.compressobj(wbits=-zlib.MAX_WBITS) |
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b = co.compress(s) + co.flush() |
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return b64encode(''.join(map(chr, b)).encode('utf-8')) |
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def json_encode(s): |
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return json.dumps(s, separators=(',',':')).encode()
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