osmo-pcu.git branch jerlbeck/wip/ms-struct updated. 0.2-422-g2530889

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- Log -----------------------------------------------------------------

commit 2530889d621c9d57c58105d86ae4cf014a5da038
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Fri May 15 15:50:43 2015 +0200

    ms: Support new and old TLLIs (TODO)
     - commit message
     - optionally split into MS/storage changes and TBF/BTS usage
     - fully remove per TBF TLLI stuff (other commit?)


commit f17b677cf24e8496f865412a5b1c9e89f6d73a93
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Wed May 13 13:33:12 2015 +0200

    ms: Integrate the MS storage (TODO)
      - commit message
      - testing


commit 3e9562203e89d84950d80646b27bd2b4885836d1
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Tue May 12 17:54:33 2015 +0200

    ms: Add MS storage class (TODO)
      - commit message
      - add an ms_deleted callback for cleanup???


commit 618c9e54eda8383e8bf2a8f0bc658506c2976eaf
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Mon May 11 14:13:47 2015 +0200

    llist: Add a C++ wrapper for linux_list (TODO)
      - consider to put that into libosmocore
      - are file and class name ok?
      - commit message
      - put the test code into a separate test file


commit 1ae93653712390d52c770db1fa12c37596e8fb50
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Mon May 11 10:32:40 2015 +0200

    tbf/test: Optionally show talloc report
    To show the talloc report more easily, this commit adds a call to
    talloc_report_full if the TALLOC_REPORT_FULL environment variable is
    set (the value is ignored). Since the stderr output is checked by the
    test suite, this feature is not enabled by default.
    Sponsored-by: On-Waves ehf


commit 7daf6ead3f410434842c7c73fbaf0e20c5cc0b06
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Fri May 8 12:13:08 2015 +0200

    tbf: Add MS object management to TBF code
    This commit adds MS object creation and cleanup to the TBF related
    code. MS objects are created when a TBF that has been "anonymous" so
    far gets associated with a TLLI. When a TBF is replaced by another,
    the old TBF is detached and the new one is attached to the MS. When
    all TBFs have been detached, the MS object gets deleted.
    The TBF related code should not call attach_tbf/detach_tbf directly
    but use set_ms instead to make sure, that the references are updated
    properly. GprsMs::detach_tbf also calls set_ms(NULL) on the detached
    TBF object.
    The MS object is not really used yet.
    Sponsored-by: On-Waves ehf


commit aedef1abf2b4b580abc820af801dd08690e83de3
Author: Jacob Erlbeck <jerlbeck at sysmocom.de>
Date:   Wed May 6 18:30:48 2015 +0200

    ms: Add GprsMs class to hold per-MS information
    Currently only TBF objects are used to handle the data flow between
    the MS and the SGSN. MS specific data (e.g. pending LLC frames, TLLI)
    is copied between successive TBFs. If all TBFs (uplink and downlink)
    are idle for some time, all information about the MS is discarded in
    the PCU. This makes the implementation of some features more
    difficult, e.g. proper TLLI and timing advance handling,
    connection based CS selection, and proper management of multiple TBF.
    This commit adds the GprsMs class that is intended to hold
    information directly related to the MS and to keep references to the
    active TBFs.
    The class is not yet integrated with the other PCU code. A GprsMs
    object container and MS specific fields (TA, CS) will be added in
    later commits.
    Note that calling detach_tbf() can possibly delete the MS object
    depending on the callback implementation.
    Sponsored-by: On-Waves ehf


Summary of changes:
 src/LinuxList.h                 | 117 +++++++++++++++++++++++
 src/Makefile.am                 |   5 +-
 src/bts.cpp                     |  16 +++-
 src/bts.h                       |  16 ++++
 src/gprs_bssgp_pcu.cpp          |  16 +++-
 src/gprs_ms.cpp                 | 126 ++++++++++++++++++++++---
 src/gprs_ms.h                   |  28 +++++-
 src/gprs_ms_storage.cpp         |  86 +++++++++++++++++
 src/{ta.h => gprs_ms_storage.h} |  33 +++----
 src/tbf.cpp                     |  99 ++++++++++----------
 src/tbf.h                       |   3 +-
 src/tbf_dl.cpp                  |  25 +++--
 tests/alloc/AllocTest.cpp       |   4 +
 tests/ms/MsTest.cpp             | 199 ++++++++++++++++++++++++++++++++++++++++
 tests/ms/MsTest.err             |  16 ++++
 tests/ms/MsTest.ok              |  14 +++
 tests/tbf/TbfTest.cpp           |  31 +++++--
 tests/tbf/TbfTest.err           |  80 +++++++++++++++-
 18 files changed, 811 insertions(+), 103 deletions(-)
 create mode 100644 src/LinuxList.h
 create mode 100644 src/gprs_ms_storage.cpp
 copy src/{ta.h => gprs_ms_storage.h} (59%)


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