scripts/python/ssid_check_valid_length.py

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#!/usr/bin/env python3
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"""
This script asks for a SSID name, counts it and tells whether it's of valid
length
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"""
def check_ssid_length(given_ssid_length):
"""
This function checks that the given string is below 32 characters long and
can thus be used as an SSID.
"""
# 32 bytes should be the maximum SSID length
if given_ssid_length <= 32:
print(GIVENSSID, "is", given_ssid_length, "long and thus valid length")
else:
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print(
GIVENSSID,
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"is",
given_ssid_length,
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"to long, please select a different SSID",
)
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# Request input or assume "test" on empty.
GIVENSSID = str(
input(
"Please enter the SSID you are thinking of (preferably 26 chars to fit _nomap): ",
)
or "test",
)
# Ensure it's UTF-8 and store the size. E.g. åäö are longer than oao
# TODO: make this a function too
GIVENSSIDLEN = len(GIVENSSID.encode("utf8"))
# Checking the SSID length is done twice, so thus a function
# Checking the SSID without _nomap
check_ssid_length(GIVENSSIDLEN)
# Continuing with _nomap to ensure it also fits
GIVENSSID = GIVENSSID + "_nomap"
check_ssid_length(GIVENSSIDLEN)