FreeCalypso > hg > fc-sim-tools

annotate README @ 42:6cc3eea720cb

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serial: speed enhancement implemented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 20 Mar 2021 21:17:56 +0000
parents f893cdde97a4
children 0299c16f2ab1
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Mychaela Falconia <falcon@freecalypso.org>
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1 This code repository contains current versions of FreeCalypso SIM card
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2 manipulation utilities fc-simtool and fc-uicc-tool; the old versions which were
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3 previously maintained in freecalypso-hwlab and fc-pcsc-tools Hg repositories
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4 are now deprecated and no longer maintained.
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5
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6 The present version has been refactored to allow other card communication back
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7 ends besides libpcsclite: the tools can now operate on SIM cards that sit inside
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Mychaela Falconia <falcon@freecalypso.org>
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8 Calypso phones or development boards (the necessary simagent back end lives in
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9 the freecalypso-tools Hg repository), and it would be easy to add support for
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10 Phoenix-style serial SIM readers if someone were to either send me one or point
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11 me to a place where I can buy one. All libpcsclite compile-time dependencies
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12 have been factored out into the pcsc back end; if you don't have a pcsc-lite
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13 based reader and don't need that support, you can exclude this back end from
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14 your build and thus eliminate that compile-time dependency.
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15
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16 fc-simtool is the utility of primary interest. It speaks the classic GSM 11.11
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17 SIM protocol to the card (as opposed to the unwanted-innovation UICC protocol),
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18 and it is intended to be useful to end users of regular operator-issued SIM
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19 cards without admin privileges. High-level user-friendly commands include
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20 manipulating PINs and phonebooks; low-level commands allow you to SELECT any
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21 arbitrary file (MF/DF/EF) and to perform READ and UPDATE commands on any EF
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22 (BINARY or RECORD as appropriate) as the card will allow, given your access
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23 level. We (FreeCalypso core team) are also doing some experiments with
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24 programmable SIM cards, hoping to some day be able to issue our own SIMs, but
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25 this work is currently very experimental and not ready for consumption.
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26
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27 fc-uicc-tool is currently a very minimal tool for a few narrow use cases. It
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28 implements a small subset of fc-simtool commands (basic low-level ones), but
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29 speaking the new UICC protocol to the card - as well as new SELECT by AID
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30 commands that are only possible with this new protocol, granting access to ADFs
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31 for USIM and ISIM. The tool's only useful functions right now are (1) testing
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32 whether or not a given card has USIM/ISIM functionality present, and (2)
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33 manually exploring the file system under ADF.USIM or ADF.ISIM which cannot be
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34 accessed in any other way. fc-uicc-tool does NOT currently replicate any of
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35 the high-level end-user-oriented functionality of fc-simtool!