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2019-03-21trxcon: use static helper to prepare FBSBMax1-12/+15
Use static helper to prepare l1ctl_fbsb_conf - this simplifies fbsb-related functions and make difference between timer callback and regular response more obvious. Change-Id: I43832d6a912a32ea5795ed0110981e0b714a7a61
2019-03-21trxcon: log FBSB timer eventsMax1-1/+2
Change-Id: I0168d43951494f4010df891f391ddad4b57493d7
2019-03-21trxcon: use helper to add l1ctl_info_dlMax1-24/+18
Use static helpers to add l1ctl_info_dl to msgb - this simplifies l1ctl_* routines and reduce code duplication. Change-Id: I0b5b81f1fcd2984136e553a93735ea5456d2b3df
2019-03-21trxcon: use bool for fbsb_conf_sentMax2-4/+4
It's only used as a boolean value so let's set proper type for it. Change-Id: Iaf50cdd19ac2139ee2d625671410a486edae2999
2019-03-10trxcon/scheduler: clarify decoding of incomplete xCCH blocksVadim Yanitskiy1-0/+4
Inspired by Sylvain's message at #osmocom. Change-Id: I3f499837413e1dbd0ca62229dc9cb6f0f7475a42
2019-02-21trxcon/scheduler: count number of measurementsVadim Yanitskiy6-14/+8
Instead of counting both RSSI and ToA measurements separately, let's have a single counter in trx_lchan_state.meas struct. Change-Id: I45454a3ac92b8cc85dd74092e4ab6eb350f20c9a
2019-02-02common/sim.c: use msgb_get() in gsm_sim_reply()Vadim Yanitskiy1-5/+1
Change-Id: Ie5843c8adafc37da0d69c335c97b422552b85049
2019-02-02common/sim.c: get rid of unused 'payload' pointerVadim Yanitskiy1-2/+0
This change fixes the following compiler warning: sim.c: In function ‘gsm_sim_reply’: sim.c:149:11: warning: variable ‘payload’ set but not used [-Wunused-but-set-variable] uint8_t *payload; Change-Id: I3767b23bb1b28d3f4bb515d399bce160ba2eee09
2019-02-02common/osmocom_data.h: use proper type for SAP card statusVadim Yanitskiy1-1/+4
Change-Id: I7388ec60ca2dff59c0a0e3fdacf5a3af0c244c73
2019-02-02common/sap_fsm.c: register SAP FSM on DSO loadVadim Yanitskiy1-4/+5
Change-Id: Id539c2a3477526b816918070bab93b26c900998a
2019-02-02mobile/gsm322.c: fix: properly print stored BA list entitiesVadim Yanitskiy1-6/+6
As we do iterate over all entities in the BA list, it makes more sense to print each one separately instead of printing the last one. Moreover, as soon as the iteration is finished, *ba points to some zero-initialized part of memory: gsm322.c:5170 Write stored BA list (mcc=000 mnc=000 Marshall Islands, 000) After this patch: gsm322.c:5162 Write stored BA list (mcc=250 mnc=99 Russian Federation, Beeline) gsm322.c:5162 Write stored BA list (mcc=250 mnc=01 Russian Federation, MegaFon) gsm322.c:5162 Write stored BA list (mcc=250 mnc=02 Russian Federation, MTS) gsm322.c:5162 Write stored BA list (mcc=544 mnc=31 Serbia, Telenor) Change-Id: I5160492e6125401c6a1765f54d129b1f1cd503fc
2019-01-23mobile/gsm480_ss.c: fix build: apply msgb_wrap_with_TL() renameVadim Yanitskiy1-1/+1
In If1e851ac605c8d2fde3da565b0bd674ea6350c2e, msgb_wrap_with_TL() was renamed to msgb_push_tl(). Let's use the new symbol name. Change-Id: Ief37424e0ca3cd696054518a0ffb07b7ef17a462
2019-01-17trxcon/l1ctl.c: fix memleak triggered by unsupported messagesVadim Yanitskiy1-0/+1
Change-Id: I6e636afec8e45d7dc786f5f159cd5d7784d9a83b
2019-01-17trxcon/trxcon.c: do not expose tall_trx_ctxVadim Yanitskiy4-15/+14
Both l1ctl_link_init() and trx_if_open() do accept 'tall_ctx' now, so there is no need to expose the root context anymore. For logging initialization, we can just pass a pointer. Change-Id: I7a2231eb880a995d3296b94481a7799e6ff07489
2019-01-17trxcon/l1ctl_link.c: refactor l1ctl_link_init()Vadim Yanitskiy3-22/+20
The main changes are: - return pointer to the allocated l1ctl_link or NULL, - accept the talloc context as 'tall_ctx' argument. Change-Id: I7fe1bc306494ac692c182dcfd2a2d9412929194b
2019-01-17trxcon/trx_if: refactor trx_if_open()Vadim Yanitskiy3-34/+32
The main changes are: - return pointer to the allocated trx_instance or NULL, - extend debug message with TRX address and base port, - accept the talloc context as 'tall_ctx' argument, - rename goto label 'error' to 'udp_error', - rename argument 'port' to 'base_port'. Change-Id: I39b24afee2f09d6a6c500cfc26ac45f206589c5c
2019-01-17trxcon: do not include trxcon.h everywhereVadim Yanitskiy9-9/+0
Change-Id: Ia78bd6dac7ab12970838e0b1a2929a106b898d9d
2019-01-17trxcon/trx_if.c: check if trx_fsm allocation failedVadim Yanitskiy1-4/+11
Change-Id: I31c9f2a651182b258d0a4d4504365b778529715a
2019-01-17trxcon/l1ctl_link.c: check if l1ctl_fsm allocation failedVadim Yanitskiy1-4/+11
Change-Id: Ibd9404a888f02798224238a7b9ff4ebf09f03850
2019-01-17trxcon: register both l1ctl_fsm and trx_fsm on DSO loadVadim Yanitskiy2-2/+10
Change-Id: I7111e368afa47c88ff3c610bae9044f2d5baf037
2019-01-15trxcon/sched_trx.c: use bool in sched_trx_reset()Vadim Yanitskiy4-7/+8
Change-Id: I4f6990520836edb5eecce38c04857a4b3bc6f2fc
2019-01-15layer23/sap_interface.c: reimplement (BT)SAP interfaceVadim Yanitskiy12-386/+1259
The (BT)SAP (Bluetooth SIM Access Profile) is a part of Bluetooth specifications, that defines the protocol and procedures that shall be used to access a smart card (usually GSM SIM) via a Bluetooth link. The profile defines two roles: - Server - the side that has direct access to a smart card. It acts as a SIM card reader, which assists the Client in accessing and controlling the smart card. - Client - the side that accesses and controls the smart card inside the Server through the connection with Server. Typical examples of a Server are a simple SIM card holder or a portable phone in the car environment. A typical example of a Client is a car phone, which uses a subscription module in the Server for a connection to the cellular network. OsmocomBB implements the Client role providing abstract SAP interface API to the higher layers. Instead of Bluetooth, a UNIX socket is used to communicate with a Server. The previous implementation of (BT)SAP interface was incomplete and hard to maintain. This change (re)implements it almost from scratch on top of the Osmocom FSM framework. Besides that, the most significant changes are: - The implementation is separated into three parts: - sap_interface.{c|h} - public SAP interface API, - sap_proto.{c|h} - SAP protocol definition, - sap_fsm.{c|h} - SAP FSM implementation. - Both 'sap_message' and 'sap_param' structures follow the SAP message format definition according to 5.1 and 5.2. - The message parsing is done more carefully in order to prevent buffer overflow and NULL-pointer dereference. - Introduced public API for getting / adding message parameters, and checking the ResultCode. - Introduced public API for opening / closing a connection with the server, powering on / off and resetting the SIM card, sending ATR and APDU. - Introduced a call-back for handling the response message. - Card reader state is also a part of the public API. The new implementation was tested against softsim [1]. The only limitation is Server-initiated Release, that allows the Server to 'ask' a Client to release connection as soon as communication with the smart card is finished. This is not implemented (yet), and leads to immediate release. [1] https://git.osmocom.org/softsim/ Change-Id: I77bb108615bb2c94c441568f195b04e0a5421643
2019-01-07layer23/sap_interface.c: separate protocol definitionVadim Yanitskiy6-161/+205
Change-Id: Iad9b3d88b02cc7ec4cf64483bbc85e3a61c9ad10
2019-01-07layer23/include/Makefile.am: add missing headerVadim Yanitskiy1-1/+2
Change-Id: I0a379718eeb7db63696cabd5689e0625fb85d85e
2019-01-07layer23/sap_interface.c: avoid using 'osmo' prefixVadim Yanitskiy5-18/+18
The 'osmo' prefix is usually used by libosmo-* symbols. Change-Id: Id37d8553c2f2c20012fb1b729967b92a9a03f612
2019-01-07layer23/sap_interface.c: define missing enums and use themVadim Yanitskiy2-24/+55
Change-Id: I4ba5a8a42bf25d04b152ac3f1f0e4d7eac7f068f
2019-01-07layer23/sap_interface.c: terminate value_string definitionsVadim Yanitskiy1-0/+5
Change-Id: I0776bc43360dfa2229243fb022cd318242ca6400
2019-01-07layer23/sap_interface.c: prettify value_string definitionsVadim Yanitskiy2-54/+58
Change-Id: Ib3aa81986987027718e2a8b461afd28787bda4c2
2019-01-07layer23/sap_interface.c: fix: properly call sap_msg_free()Vadim Yanitskiy1-6/+8
Passing NULL to sap_msg_free() is not only meaningless, but also would result in NULL pointer dereference. We should call it in successful case only, so let's fix this. Change-Id: Icf868c4299e292a17c4b7aad1f9e728ea3653494
2019-01-02trxcon/scheduler: fix RSSI -> RX level conversionVadim Yanitskiy1-1/+11
Due to a mistake, average RSSI value of received bursts was not converted to GSM RX level (range 0..63), so trxcon has been sending incorrect values to the higher layers. Let's fix this, and also prevent possible division by zero. Change-Id: Id4659de899411ec1ba1718fdcb40aec562dbfd65
2018-12-26layer23/sap_interface.c: use LOGP() instead of fprintf()Vadim Yanitskiy1-3/+3
Change-Id: I054be24666fcd5eb8a70cfcac0e7ed566e909b90
2018-12-26layer23/sap_interface.c: use int for rc in sap_open()Vadim Yanitskiy1-1/+1
Change-Id: I683f87ae09393c45377c39317b08c613055ceb16
2018-12-26layer23/sap_interface.c: remove redundant socket_path argumentVadim Yanitskiy3-5/+6
Change-Id: I408b3e1fa40e9b5daf88fa6ed5f3930b83dffe6f
2018-12-26layer23/sap_interface.c: drop unused osmosap_sapsocket()Vadim Yanitskiy2-10/+0
Change-Id: Ie3040c75bb61094b9b601aef9d699db603d292f4
2018-12-26layer23/sap_interface.c: return rc from osmosap_send_apdu()Vadim Yanitskiy1-7/+10
Change-Id: I3965843c4d49e31b1b5156d9ee8439eef6ecaab1
2018-12-26layer23/include/sap_interface.h: use #pragma onceVadim Yanitskiy1-5/+1
Change-Id: I98e407c2b6604438d2495700cb62753ad55369ea
2018-12-26mobile/subscriber.c: consider GSM_SIM_TYPE_SAP tooVadim Yanitskiy2-5/+7
There are several SIM card interfaces, two of which: - GSM_SIM_TYPE_L1PHY (using built-in SIM reader of the L1 PHY), - GSM_SIM_TYPE_SAP (using remote reader via (BT)SAP protocol), can actually deal with a physical SIM card. But, for some reason, only GSM_SIM_TYPE_L1PHY was considered as such. Let's also get along with GSM_SIM_TYPE_SAP for the following procedures: - PIN management and verification, - FPLMN / LOCI updating, - A3 authentication. Change-Id: I4b3080fa7a5332467a449a314ba3cc3a07a9b7df
2018-12-26host/layer23: rename GSM_SIM_TYPE_READER to GSM_SIM_TYPE_L1PHYVadim Yanitskiy5-10/+10
Since we have two ways to interact with a physical SIM: - using built-in SIM reader of the L1 PHY (via L1CTL), - using remote reader via (BT)SAP protocol, name 'GSM_SIM_TYPE_READER' looks quite confusing. Let's rename it in order to explicitly indicate the role of L1 PHY. Change-Id: I0f83f365ed50cfd658fdd3a9d6866ed76c8c4009
2018-12-26layer23/common/sim.c: don't ignore rc of sim_apdu_send()Vadim Yanitskiy1-3/+5
Change-Id: I8cab7cc72f026947859cc607f65d925803424cf7
2018-12-23mobile: Use new VTY telnet API to allow binding to random portHolger Hans Peter Freyther1-2/+1
Change-Id: I5a6214aec2dcb92495038ea8311c0df22fa8d07b
2018-12-19layer23/mobile: drop dead SAP initialization codeVadim Yanitskiy1-10/+0
SAP connection can be initialized upon request. Change-Id: Ic89089c4850ab2c9252bfd43a05d5271e2e3a160
2018-12-18host/layer23/sap_interface.c: cosmetic: use ARRAY_SIZE()Vadim Yanitskiy1-1/+1
Change-Id: I3a2908bf11300ec681beddb5a54f9a62ca5430ae
2018-12-18host/layer23: don't init SAP interface by defaultVadim Yanitskiy1-4/+0
Almost all layer23 applications, excluding mobile, have nothing to do with SAP interface. Moreover, the current implementation does initialize SAP connection automatically, as soon as the first message is sent. Change-Id: I62cc69c06fa15468a55bb0a9d408267d0745174c
2018-11-29trxcon/l1ctl.c: handle hopping channels from L1CTL_DM_EST_REQVadim Yanitskiy1-21/+62
Change-Id: I8617b5808748bc4df3d7cc9862ed8cf12613f270
2018-11-29trxcon/trx_if.c: add SETFH CTRL command supportVadim Yanitskiy2-0/+46
The idea of SETFH command is to instruct transceiver to enable frequency hopping mode using the following parameters: CMD SETFH <HSN> <MAIO> <CH1> <CH2> [... <CHN>] Note: since the length of a CTRL command is limited to 128 symbols (BTW: why?), the amount of channels is also limited. Change-Id: Id3d44e6a2796f1ce8523a49dedd5d484052a5c7f
2018-11-22trxcon/l1ctl.c: fix deprecated gsm_band_name() usageVadim Yanitskiy1-3/+13
Change-Id: I99bb935b7cd529c885bf10dc209b6016df8095d8
2018-11-21mobile: use VTY bind addr from config, deprecate cmd line optionsVadim Yanitskiy3-20/+19
This change revives the main idea of: Change-Id: I32517567847fd5c54b1742f18bf409ff81e316fa to stop ignoring the VTY bind address from the config file. Furthermore, it deprecates (and disables) both 'u' and 'v' command line options, because they are redundant. Change-Id: I99e0ec1717edd29b3be231be86616cc7effe5d95
2018-11-21mobile: abort in case of argv handling errorsVadim Yanitskiy1-3/+10
The process should be aborted if a non-existing command line option or an incorrect parameter value is passed. Change-Id: Ib656ad12f12429ed15dc2a1554901ffa51148ff6
2018-11-21mobile/app_mobile.c: use LOGP() instead of printf()/fprintf()Vadim Yanitskiy1-9/+8
Change-Id: I6af76afbaa34dde5ddfc31a65700030862442dba
2018-11-21mobile/app_mobile.c: drop redundant printf() callVadim Yanitskiy1-1/+0
The VTY requisites are always being printed by libosmovty, there is no need to duplicate this information. Change-Id: I688f66175ea67d4c6a46819bee7d300ad9ce7cc7