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It was a very bad idea to mix "public" BTS features, that are
reported to the BSC via OML, and those features, that are used
locally (and exclusively) in osmo-bts.
Why? At least because we already have the BTS feature manipulation
API in libosmocore, that is used by osmo-bsc, but for some reason
not by osmo-bts. New features added to libosmocore would clash
with the existing "internal" ones like BTS_FEAT_MS_PWR_CTRL_DSP.
So what this change does can be described as follows:
- remove duplicate definition of the "public" features,
- use libosmocore's API for the "public" features,
- separate both "internal" and "public" features:
- the "public" features continue to live in bitvec,
- the "internal" features become flags,
- s/BTS_FEAT/BTS_INTERNAL_FLAG/g.
Change-Id: Icf792d02323bb73e3b8d46384c7890cb1eb4731e
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Completely drop bts_log_init(), call osmo_init_logging2() directly instead: all
callers of bts_log_init() passed NULL as category string, so all it ever did
was call osmo_init_logging(). The bts_log_info is already declared in the .h.
Here and there also define a proper talloc root context instead of using NULL.
Change-Id: Ic049f77bef74123b95350bcae182a468e0086b9c
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osmo-bts has a table of pchan/channel mode combinations for every
bts. This table models the codec capabilitys of the BTS hardware.
However, having the speech codec apabilities modeled inside the
BTS feature list would be much more comfortable and since the
feature list is communicated back to the BSC we would get the
codec capabilities inside the BSC domain as well.
- remove the pchan/channel mode tables
- set speech codec variants for each BTS type
- fix bts_supports_cm so that it queries the feature list
Change-Id: I977dc729ba856631245aedf76afd48eac92166f7
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When the BSC sends a MODE MODIFY request with an unsupported
codec, the BTS must respond with a negative acknowledge.
Currently the codec parameter is not checked at all, which may
lead into malfunction or crash of the BTS.
- Introduce a mechanism to check the codec/rate against a
table that is set up in the phy specific code.
- Add tables with supported codec/rate combinations for
octphy, sysmobts, and trx.
Change-Id: Id9b222b7ab19ece90591718bc562b3a8c5e02023
Related: SYS#3212
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SI2quater support as per 3GPP TS 44.018 will require chnages to the way
System Information is stored because it uses 1:n instead of 1:1 mapping
between SI type and generated SI content. This should not affect other
SI types though. To facilitate this transition:
* convert the code to always use GSM_LCHAN_SI helper instead of
accessing buffer directly
* move duplicated code to inline function
* add logging for buffer truncation and corresponding length values
Requires I74e4e3cb86364cec869a1472a41b4a95af0d50dd in OpenBSC.
Change-Id: Ie97be6ead6ce6d2d425fbfac8429bb90afb95acc
Related: RT#8792
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In 5a03e129a633637d0a6b57b3b5aa6d6596b938fe we generalized the
structural parser so we need to update the expected behavior of
that routine.
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Extend the router to verify that the message received is
properly encoded. The code can deal with the basic structure
of ETSI OML and vendor specific messages for ip.access and
the osmocom project.
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Limit the range from 0 to (_MAX_SYSINFO_TYPE - 1) instead of
0 to 31. This way we will never access the lchan->si.buf[] out
of bounds. This is only a theoretical issue though as the code
filling the lchan->si.buf for the SACCH will not have valid
>= _MAX_SYSINFO_TYPE. Add a small regression test to check we
still schedule all SIs.
Fixes: CID 1040765
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