Harald Welte e9f429d34c card_emu: Avoid recursive calls to card_set_state()
A function that is called to set the state should not in itself
contain logic to issue further state changes.

Let's shift the related block out to the end of card_emu_io_statechg(),
which is the only source of card_set_state() calls for the
WAIT_{POWER,CLK,RST} states anyway.

As an added benefit, the block of statements is now also executed if
there's no state change - something that was prevented by the
"if old == new" state guard at the top of card_set_state().  I believe
this may help us to cover more (non-standard) card activation sequences.

Change-Id: Ieefa1807099eb234cfd994bca83caaa0dcc919b6
2019-12-16 14:49:56 +01:00
2019-12-02 19:35:45 +01:00
2019-12-02 19:30:37 +01:00
2018-05-11 15:48:54 +02:00

SIMtrace v2.0

This is the repository for the next-generation SIMtrace devices, providing abilities to trace the communication between (U)SIM card and phone, remote (U)SIM card forward, (U)SIM man-in-the-middle, and more.

This is under heavy development, and right now it is not surprising if things still break on a daily basis.

NOTE: Nothing in this repository applies to the SIMtrace v1.x hardware or its associated firmware. SIMtrace v1.x is based on a different CPU / microcontroller architecture and uses a completely different software stack and host software.

Supported Hardware

At this point, the primary development target is still the OWHW + sysmoQMOD device, but we expect to add support for a SAM3 based SIMtrace hardware board soon.

The goal is to support the following devices:

  • Osmocom SIMtrace 1.x with SAM3 controller ** this is open hardware and schematics / PCB design is published
  • sysmocom sysmoQMOD (with 4 Modems, 4 SIM slots and 2 SAM3) ** this is a proprietary device, publicly available from sysmocom
  • sysmocom OWHW (with 2 Modems and 1 SAM3 onboard) ** this is not publicly available hardware, but still supported

This Repository

This repository contains several directory

  • firmware - the firmware to run on the actual devices
  • hardware - some information related to the hardware
  • host - Programs to use on the USB host to interface with the hardware
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