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path: root/openbsc/src/libabis/input/lapd.c
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2011-08-19src: port openBSC over libosmo-abisopenbsc/0.9.15Pablo Neira Ayuso1-730/+0
This is a big patch that ports openBSC over libosmo-abis. Sorry, the changes that are included here are all dependent of libosmo-abis, splitting them into smaller pieces would leave the repository in some intermediate state, which is not desired. The main changes are: - The directory libabis/ has been removed as it now lives in libosmo-abis. - new configuration file format for nanoBTS and HSL femto, we need to define the virtual e1_line and attach it to the OML link. - all the existing BTS drivers (nanoBTS, hsl femto, Nokia site, BS11 and rbs2000) now use the new libosmo-abis framework. - use r232 input driver available in libosmo-abis for bs11_config. - use ipa_msg_recv instead of old ipaccess_read_msg function. - delete definition of gsm_e1_subslot and input_signal_data. These structures now lives in libosmo-abis. Most of this patch are deletions of libabis/ which has been moved to libosmo-abis. This patch also modifies openBSC to use all the new definitions available in libosmocore and libosmo-abis. In order to do that, we have replaced the following: - DINP, DMI, DMIB and DMUX by their respective DL* correspondences. - SS_GLOBAL by SS_L_GLOBAL - SS_INPUT by SS_L_INPUT - S_GLOBAL_SHUTDOWN by S_L_GLOBAL_SHUTDOWN - SS_INPUT by SS_L_INPUT - S_INP_* by S_L_INP_* sub-signals - E1INP_NODE by L_E1INP_NODE vty node This patch has been tested with: - one nanoBTS - the HSL femto with the examples available under libosmo-abis - BS11 with both dahdi and misdn drivers.
2011-08-10LAPD: Propagate lapd_receive() errors to the E1 driverPablo Neira Ayuso1-2/+12
Scenario: BTS are configured and working, then the BSC stops working for some reason (crash or administrative stop). If the BSC comes back to life, LAPD among other things does not know about the previous existing TEIs. Instead of ignoring these frames, we notify the driver that we are seeing frames with unknown TEIs, so it can try to recover, e.g. by resending the SABM message.
2011-08-09LAPD: Use proper log levels and prefix all messages with LAPDHarald Welte1-24/+27
2011-08-09LAPD: Remove all calls to 'assert' from the codeHarald Welte1-4/+11
For a system-level daemon, no protocol parser error should ever call assert, which would take down the entire process.
2011-05-06src: use namespace prefix osmo_timer* for timer functionsPablo Neira Ayuso1-4/+4
Summary of changes: s/struct timer_list/struct osmo_timer_list/g s/bsc_add_timer/osmo_timer_add/g s/bsc_schedule_timer/osmo_timer_schedule/g s/bsc_del_timer/osmo_timer_del/g s/bsc_timer_pending/osmo_timer_pending/g s/bsc_nearest_timer/osmo_timers_nearest/g s/bsc_prepare_timers/osmo_timers_prepare/g s/bsc_update_timers/osmo_timers_update/g s/bsc_timer_check/osmo_timers_check/g
2011-04-04lapd: NULL pointer derefence possible hereHolger Hans Peter Freyther1-1/+1
The idiom seems to be to allocate the lapd_tei if it does not exist and use it then. This was found by clang --analyze.
2011-03-23src: use new library libosmogsm and new path to headers in libosmocorePablo Neira Ayuso1-4/+4
libosmogsm is a new library that is distributed in the libosmocore. Now, openbsc depends on it. This patch gets openbsc with this change. This patch also rewrites all include path to the new osmocom/[gsm|core] Signed-off-by: Pablo Neira Ayuso <pablo@gnumonks.org>
2011-03-04prefix sub-directories containing libraries with 'lib'Harald Welte1-0/+710
... and make sure tests work again after restructuring