| Commit message (Collapse) | Author | Age | Files | Lines |
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Change-Id: I351411ca5913c8b40f23287ec7c9ebfe11bd2bb0
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Change-Id: I1bd973754b1ebc42283f6a07defa60f58523f5a3
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As part of fixing issue OS#3075, we want to migrate support
for encoding system information from osmo-bsc to libosmocore.
This change ports one of the prerequisites for doing so:
osmo-bsc code for range-encoding ARFCNs, including tests.
An osmo_gsm48_ prefix has been prepended to public symbols in
order to avoid clashes with existing symbols in osmo-bsc code.
Change-Id: Ia220764fba451be5e975ae7c5eefb1a25ac2bf2c
Related: OS#3075
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According to 3GPP TS 29.002, there are two services:
- MAP-MO-FORWARD-SHORT-MESSAGE (see 12.2),
- MAP-MT-FORWARD-SHORT-MESSAGE (see 12.9),
which are used to forward MO/MT short messages.
This change replicates both services as GSUP messages:
- OSMO_GSUP_MSGT_MO_FORWARD_SM_*,
- OSMO_GSUP_MSGT_MT_FORWARD_SM_*.
Please note, that only the 'must-have' IEs are introduced
by this change, in particular the following:
- OSMO_GSUP_SM_RP_MR_IE (see note below),
- OSMO_GSUP_SM_RP_DA_IE (see 7.6.8.1),
- OSMO_GSUP_SM_RP_OA_IE (see 7.6.8.2),
- OSMO_GSUP_SM_RP_UI_IE (see 7.6.8.4),
- OSMO_GSUP_SM_RP_MMS_IE (see 7.6.8.7),
- OSMO_GSUP_SM_RP_CAUSE_IE (see GSM TS 04.11, 8.2.5.4),
where both SM_RP_DA and SM_RP_OA IEs basically contain
a single nested TV of the following format:
- T: identity type (see 'osmo_gsup_sms_sm_rp_oda_t'),
- V: encoded identity itself (optional).
According to GSM TS 04.11, every single message on the SM-RL has
an unique message reference (see 8.2.3), that is used to link
an RP-ACK or RP-ERROR message to the associated (preceding)
RP-DATA or RP-SMMA message transfer attempt.
In case of TCAP/MAP, this message reference is being mapped to the
Invoke ID. But since GSUP has no 'Invoke ID' IE, and it is not
required for other applications (other than SMS), this change
introduces a special 'SM_RP_MR' IE that doesn't exist in MAP.
Change-Id: Ibe325c64ae2d6c626b232533bb4cbc65fc2b5d71
Related Change-Id: (docs) Ie0150756c33c1352bc4eb49421824542c711175c
Related Change-Id: (TTCN) Ibf49474a81235096c032ea21f217170f523bd94e
Related: OS#3587
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Add functions to encode and decode Global Call Reference as per
3GPP TS 29.205 Table B 2.1.9.1 add corresponding tests.
Change-Id: Iee95aa4e5c056645b6cb5667e4a067097d52dfbf
Related: OS#2487
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Change-Id: Idddfc9b851eb4c2fa7dd661a9ce1b03a04883109
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This imports the code from osmo-msc 6afef893e17bce67e4d4119acd34d480ed03ba77
with minimal changes to make it compile. Symbol renaming to osmo_
prefix is done separately in a follow-up patch to have a as-clean-as-possible
import first.
Change-Id: I9bc38102318da02d1fe46ef516df3cfd6bf8e3da
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Change-Id: I7e66432f37e13fd4c31389e3d89593fa0981e58f
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The conv_gen.py utility was tested against both Python 2 and 3,
so there is no need to enforce Python 2. Also, having:
#!/usr/local/bin/python{2|3}
is a bad idea, because Python may be installed in a different location.
Change-Id: I6007d481047b584db13d6eda70fb99f11f9ddaa1
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osmo-bsc and osmo-bts share enums and value strings to describe
feature data that is exchanged via OML (manufacturer id) on startup.
Also the functions to set and get the respecitive bits in the feature
bitvectors are in osmo-bsc and osmo-bts. This is a code duplication
and should be resolved.
- add enum osmo_bts_features (replaces enum gsm_bts_features)
- add osmo_bts_features_descs (replaces gsm_bts_features_descs)
- add osmo_bts_set_feature (replaces gsm_btsmodel_set_feature)
- add osmo_bts_has_feature (replaces gsm_btsmodel_has_feature)
Change-Id: Id0c35aef11aa49aa40abe7deef1f9dbd12210776
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Enable representing three-digit MNC with leading zeros. The MNCs 23 and 023 are
actually different; so far we treated both as 23. Re-encode an incoming BCD or
string of 023 as it were, i.e. not dropping the leading zero as 23.
Break ABI compatibility by changing the size and ordering of structs
gprs_ra_id, osmo_plmn_id, osmo_cell_global_id, ... by adding an mnc_3_digits
flag.
Change ordering in gprs_ra_id because the canonical oder is {Mobile Country
Code, Mobile Network Code}, so have the mcc member first.
ABI compatibility cannot be maintained for struct gprs_ra_id, since it is a
direct member of structs bssgp_bvc_ctx and bssgp_paging_info, and even just
adding a flag to the end would cause ABI changes of those structs. Similarly,
osmo_plmn_id is a direct member of osmo_location_area_id, and so forth.
Add new API to set and read this additional flag to preserve leading zeros:
- osmo_plmn_to_bcd(), osmo_plmn_from_bcd() after
gsm48_mcc_mnc_to_bcd() and gsm48_mcc_mnc_from_bcd().
- gsm48_decode_lai2(), gsm48_generate_lai2() after
gsm48_decode_lai(), gsm48_generate_lai().
- gsm0808_create_layer3_2() after gsm0808_create_layer3() and gsm0808_create_layer3_aoip().
- various osmo_*_name() functions in gsm23003.h (osmo_rai_name() still in
gsm48.h close to struct gprs_ra_id definition). The amount and duplication of
these may seem a bit overboard, but IMO they do make sense in this way.
Though most code will soon see patches unifying the data structures used, in
some cases (vty, ctrl) they are required singled out. Without these
functions, the formatting ("%0*u", mnc_3_digits ? 3 : 2, mnc) would be
duplicated all over our diverse repositories.
In various log output, include the leading MNC zeros.
Mark one TODO in card_fs_sim.c, I am not sure how to communicate a leading zero
to/from a SIM card FS. The focus here is on the core network / BSS.
To indicate ABI incompatibility, bump libosmogsm and libosmogb LIBVERSIONs;
adjust debian files accordingly.
Implementation choices:
- The default behavior upon zero-initialization will be the mnc_3_digits flag
set to false, which yields exactly the previous behavior.
- I decided against packing the mnc with the mnc_3_digits field into a
sub-struct because it would immediately break all builds of dependent
projects: it would require immediate merging of numerous patches in other
repositories, and it would make compiling older code against a newer
libosmocore unneccessarily hard.
Change-Id: Id2240f7f518494c9df6c8bda52c0d5092f90f221
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As MNCC is rather hard to debug (wireshark cannot trace UNIX domain
sockets), let's add our own decoder that we can use from related
debug log statements in the respective programs.
Change-Id: I216aaf70868ba5f3860a60c4b2442957531a3011
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On systems with GNU/Linux kernel older than 3.17 (Debian 8 "jessie" for
example) the osmo_get_rand_id() would always return failure due to
missing getrandom() syscall.
To support such systems, let's add fallback code which uses GnuTLS
library. It can be disabled explicitly via '--disable-gnutls' option at
compile-time, otherwise ./configure will fail if both getrandom() and
GnuTLS are not available. When building with '--enable-embedded' the
fallback is disabled automatically.
Related: OS#1694
Change-Id: Ic77866ce65acf524b768882c751a4f9c0635740b
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According to
https://www.gnu.org/software/automake/manual/automake.html#Libtool-Flags
the libraries supposed to be added to *_LDADD or *_LIBADD
while *_LDFLAGS should contain additional libtool linking
flags. Previously we used both. Let's unify this and move all the
libraries into proper automake variable. While at it - also add
libosmocore.la for tests to LDADD since all the tests link against it
anyway.
Change-Id: Ia657a66db75df831421af5df1175a992da5ba80f
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It's been way too long since the last release. Almost one year and
468 commits.
A brief summary of the changes below:
* Doxygen for libosmo{coding,gb}
* pseudotalloc for embedded builds, jenkins for arm-none-gnueabi
* --disable-doxygen, --disable-ctrl, --disable-simd
* update debian packaging
* gsm0503 coding routines
* osmo_hton[sl]
* statistics.h -> counter.h
* QCDIAG in gsmtap
* llist_{first,last}_entry()
* llist_count()
* LOGPSRC() macro
* msgb_pull_to_l2()
* msgb_printf()
* prbs
* osmo_sock_init2()
* osmo_sock_mcast_{name,loop_set,ttl_set,all_set,subscribe,ip}()
* OSMO_STRINGIFY()
* OSMO_VALUE_STRING()
* OSMO_BYTES_FOR_BITS()
* osmo_talloc_asprintf()
* osmo_sub_auth_type_name()
* osmo_sub_auth_data support for IND/SQN_MS
* osmo_fsm ctrl interface
* ctrl_handle_alloc2()
* ctrl_interface_setup_dynip2()
* OSMO_CTRL_PORT_HLR
* bssgp_tx_bvc_ptp_reset()
* gprs_ns_inst connect/remote_{ip,port}
* osmo_gprs_{ul,dl}_block_size_{bits,bytes}()
* osmo_gprs_{dl,ul}_cs_by_block_bytes()
* gprs_ns_pdu_strings[]
* more BSSGP cause values
* abis_nm_admin_name()
* AoIP support in gsm0808
* gsm_fn_as_gsmtime_str()
* osmo_dump_gsmtime()
* gsup charging support
* ipa_ccm_make_id_resp()
* ipa_ccm_make_id_resp_from_req()
* struct gsm48_gprs_susp_req
* gsm_04_14.h
* rsl measurement preprocessing related IEs
* abis_nm_event_cause_names[]
* abis_nm_sw_desc and friends
* more SYSINFO_TYPE_ values
* osmo_earfcn_bit_size_ext()
* t16lv_put()
* msgb_t16lv_put()
* tlvp_val16be()
* tlvp_val32be()
* osmo_tlvp_copy()
* osmo_tlvp_merge()
* many additional VTY nodes
* cmd_node.name member
* bitvec_set_u64()
* bitvec_rl_curbit
* ctrl_lookup_register()
* osmo_fsm_find_by_name()
* osmo_fsm_inst_find_by_name()
* osmo_fsm_inst_find_by_id()
Change-Id: Ieb5db2e910a90db780ea058b3280f2facbd68d76
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Add GSM23003_IMSI_MIN_DIGITS definition.
Add regression test gsm23003_test.c to test the two new functions.
Will be used by OsmoHLR to validate VTY and CTRL input.
Change-Id: I1e94f5b0717b947d2a7a7d36bacdf04a75cb3522
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Change-Id: I1f4fc2761b55a4f83544c1c3793ab67fec9fc120
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In tightly embedded builds (--enable-embedded), we want the ability to
replace talloc with a very simple heap allocator to avoid the complexity
of talloc without modifying all our code that assumes talloc.
This will break the hierarchical notion of the allocator, but
libosmo{core,gsm,coding,codec} don't rely on that anyway.
Change-Id: Ie341034076f242a813f081919dd09d845775ad35
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The planned support for true A over IP requires the encoding and
decoding of a so called "AoIP Transport Layer Address" element.
This commt adds parsing functionality and tests for the element
mentioned above, however, it is not yet actively used.
Change-Id: I57933b0a06a3f54ec2a41e6ecb6ced9fbbc89332
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Ensure that a changed conv_gen.py and/or conv_codes_gsm.py result in
regeneration of the gsm0503* generated sources. Before this patch, manual
cleaning of the generated files was necessary to benefit from a code update.
Change-Id: Ib4328662c21280c0ea6aa9391a64ada2c6598704
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This change makes the conv_gen application more interactive
and flexible, allowing to generate not only code definitions
but also the test vectors and header files in the future.
Moreover, it becomes possible to select exact code family,
such as GSM, GMR etc.
Change-Id: I0b476b00234c17f78b41d695cf3bfd13edb64c28
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* update debian/changelog
* update TODO-RELEASE
* add comments to Makefile.am and TODO-RELEASE to simplify the process
in future
* add link to libtool docs to Makefile.am to simplify LIBVERSION
maintenance
Related: OS#1861
Change-Id: I22c257e357f597519120232d742d6a61289db021
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In the process, also:
* Change the license from AGPLv3 to GPLv2-or-later;
* correct spelling of 'sysmocom' to lowercase;
* add '2016' to the copyright;
* rename to osmo_*;
* add API docs;
* add logging category DLOAP: define id and add to internal_cat;
* redirect all oap.c logging to DLOAP.
A unit test will follow in a subsequent patch, since it needs a minor tweak for
decoding of boolean values.
The related openbsc change-id is I2f06aaa6eb54eafa860cfed8e72e41d82ff1c4cf.
Tweaked-by: Neels Hofmeyr
Change-Id: If5099e60681a215e798b6675f21813f26769c253
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Instead of generating every convolutional code into a separate
file (such as conv_xcch_gen.c, conv_cs3_gen.c), it is better to
have a single file, containing all definitions, because as many
convolutional codes we add, as many entries we will have to add
into 'src/gsm/Makefile.am'. This approach increases readability
of the Makefile.am, and also makes us able to share some data
between some convolutional code definitions.
For example: xCCH, RACH, SCH, TCH/F, both CS2 and CS3 may use
the same *_state[][2] and *_output[][2] arrays within a single
file. This optimization is currently WIP.
Change-Id: Ib4e4ee5fdde38429e68e3b2fa50ec03a18f59daa
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This fixes the conv*gen.c targets when building in a different directory
than the source tree.
Notably, building in a different dir worked when the generated sources were
already present from a previous build inside the source directory.
Change-Id: I5a9b780ad4ba607ea39854dcf7207ed05f5447bc
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Includes EGPRS coding and puncturing scheme (CPS) tables from 3GPP
TS 04.60. Currently osmo-bts-trx is the only user of CPS table
values, but this may change with gprsdecode and other utilities.
Change-Id: I09fe6514a0e2e51bb3206f8387633f7e0255345f
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Corresponding test code include both official test vectors from the
specs and data from over-the-air tests.
This obsoletes libosmo-crypt-a53 as it was last missing piece
unimplemented in libosmogsm.
Change-Id: I939e4f6b91b4a7c591ef3761fe2d46ed1c2fb2d3
Related: OS#1582
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Move those routines from OpenBSC to libosmogsm, so they can be
re-used from other programs. I think it was a mistake to add them only
inside the openbsc repository in the first place. We need to pay more
attention to this in the future.
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The definitions in this header file (and associated strings in the
c file) are generic about the GPRS Layer3 signalling protocols, and
thus should be part of the library.
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The script does not work with python3:
$ python3 utils/conv_gen.py
File "utils/conv_gen.py", line 124
def _print_term(self, fi, num_states, pack = False):
Second there is no 'python' on FreeBSD and one needs to select
the major version to use.
GEN conv_cs3_gen.c
GEN conv_xcch_gen.c
GEN conv_cs2_gen.c
python: not found
python: not found
python: not found
By using python2 we solve both issues. On Debian python2 is located
inside the python-minimal package.
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Add python utility to generate .c code with convolutional
encoder/decoder based on polynomial description of the code. If argument
given it'll be interpreted as intended output directory, otherwise
current working directory is used.
Codes for *CCH, CS2/3 and TCH/AFS are generated. Corresponding manual
implementations are removed from tests. This introduce build-time
dependency on python.
The main work for this patch was generously contributed by Sylvain
Munaut.
Fixes: OS#1629
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Shipping our own private copy of talloc was a good idea in 2008,
when it was not readily available on most target platforms. Today,
the situation is quite different, as it is a standard library on
major Linux distributions.
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When using configure --disable-static, no libosmogsm.a will be
created, and the tests fail to link because symbols like _a5_3 and
_a5_4 are not exported through the only remaining libosmogsm.so.
A method to overcome this is an intermediate private non-distributed
library, examples of which are present in e.g. libabc, kmod and
systemd.
With this, disable-static can now be the default and practical compile
time be halved.
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The current functions are used to 'qualify' an APN from the
user-supplied APN name (name identifier) towards the fully-qualified
APN name which is used in the .grps DNS zone.
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Those hex strings can then be copy+pasted into the OSmoNITB VTY
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Preprocessor flags are best placed in AM_CPPFLAGS. Remove use of the
unused all_includes variable, which is never set.
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the bits/crc files are not inside the sourcedirectory but will end
in the build directory. Go and look there as well. This somehow
doesn't fail with make distcheck but when building for Yocto Dizzy.
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As we are breaking builds by moving functions from libosmo-abis to
libosmocore anyway, we might as well give functions more appropriate
names. ipaccess is a company, while IPA is the multiplex protocol, and
CCM is the protocol used for establishing identities on the IPA
multiplex.
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libosmo-abis is about forming A-bis interfaces/lines by means
of E1 or the IPA multiplex (or possibly other link layers).
The IPA multiplex is used in other contexts, such as the Control
interface, or the A interface. In that context, it makes sense to
have generic IPA related functions in libosmocore.
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Submitted-by: Max <max.suraev@fairwaves.co>
Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
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simple copy into C from reversed code from www.hackingprojects.net
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Only the Gb library relies on having undefined references to a
symbol that needs to be provided by the host application. For
all other libraries we can link with -no-undefined.
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Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
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Add a check to not use --version-script linker flag if compiled on OSX
since it doesn't exist there
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This actually allows for the user to override the decision and at the
same time supports compilers that might not be able to use -fPIC at
all.
Signed-off-by: Diego Elio Pettenò <flameeyes@flameeyes.eu>
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