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| -rw-r--r-- | pySim/utils.py | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/pySim/utils.py b/pySim/utils.py index 757394f..422af1e 100644 --- a/pySim/utils.py +++ b/pySim/utils.py @@ -113,3 +113,22 @@ def calculate_luhn(cc): num = map(int, str(cc)) check_digit = 10 - sum(num[-2::-2] + [sum(divmod(d * 2, 10)) for d in num[::-2]]) % 10 return 0 if check_digit == 10 else check_digit + +def dec_select_ef_response(response): + ''' + As defined in the TS 151.011 9.2.1 SELECT + ''' + + length = int(response[4:8], 16) + file_id = response[8:12] + file_type = response[12:14] + increase_cmd = response[14:16] + access_cond = response[16:22] + file_status = response[22:24] + data_len = int(response[24:26], 16) + ef_struct = response[26:28] + if len(response) >= 30: + record_len = int(response[28:30], 16) + else: + record_len = 0 + return (length, file_id, file_type, increase_cmd, access_cond, file_status, data_len, ef_struct, record_len) |