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srsLTE
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533 Commits

Author SHA1 Message Date
Pedro Alvarez ca603810ce Adding Downlink data notification and paging functionality to the EPC. 
This entails:

  * Adding S1AP paging messaging to the MME.
  * Adding the Downlink Data Notification, Donlink Data Notification Acknoledgment, and Downlink Data Notification Failure Messages.
  * Adding the logic at the GTP-U to detect that Downlink Data notification needs to be sent.
  * Proper handling of the new GTP-C messages at the MME GTPC and SPGW GTPC classes
  * Add queuing mechanisms at the GTP-U while waiting for paging response. Queue is flushed when paging fails (timeout or other).
  * Make sure eNB's SCTP information is properly stored.
  * Make sure UE's GUTI information is properly stored.
 2019-04-09 16:59:44 +02:00
Pedro Alvarez 1db959c661 Added NAS timer functionality to the EPC. This entails: 
* Adding timer creation at NAS using timerfd_create
  * Adding the ability to add and remove the timer file descriptor to the MME main select loop
  * Adding the ability to the MME for the NAS to check if a timer is running
  * Adding the timer expiry handling functionality at the MME
 2019-04-08 13:05:54 +02:00
Pedro Alvarez 9463b95dc1 Remove unused mutex in the SPGW. 2019-04-03 09:52:18 +02:00
Pedro Alvarez 3933b269d7 Added GTP-C message passing between MME and SPGW using UNIX sockets. 
* Added S11 sockets to SPGW select and MME select
  * Added send_s11_pdu message to SPGW and MME
  * Remove pointer for replies in handle_s11_pdu
 2019-04-03 09:52:18 +02:00
Pedro Alvarez 3e9f10e20d Adding S11 initialization in MME and SPGW as unix sockets. 2019-04-03 09:52:18 +02:00
Pedro Alvarez 5f7b6ba79e Split GTP-C and GTP-U functionality into seperate classes in the SPGW. Added GTP-U specific logging in the EPC. Added handle_s11_pdu function to both the MME GTP-C entity and the SPGW GTP-C entity. 2019-04-02 09:17:00 +02:00
Pedro Alvarez 6e500c5b86 Changed initilization of the NAS at the EPC, to make it easier to add new interfaces. 2019-03-20 14:00:02 +01:00
Pedro Alvarez add60c1288 Applied clang-format to the EPC. 2019-03-20 14:00:02 +01:00
Andre Puschmann a436baed39 fix build string for builds without valid .git folder 2019-01-22 12:09:52 +01:00
Pedro Alvarez c5dad67a16 Adding catch to boost program options parser. 2019-01-18 12:38:56 +00:00
Francisco Paisana 0204db2e12 new asn1 rrc library 2019-01-17 17:43:13 +01:00
Pedro Alvarez b675e1fcc9 Ciphering EMM information message. Chainging detach_request security header in the UE to integrity and ciphered to avoid malformed message. 2019-01-14 17:00:16 +00:00
Pedro Alvarez b5d5f9f91c Re-adding support for EIA2 in EPC. 2019-01-14 15:38:19 +00:00
Pedro Alvarez 179aeddfa2 Added encryption of security mode command and attach accept again. Attach is working with encryption. 2019-01-11 18:13:29 +00:00
Pedro Alvarez 412b08c4bf Fixed UL nas count increment for GUTI with known UE and Service Request. Both seem to work now. 2019-01-11 16:28:35 +00:00
Pedro Alvarez 997c24c099 Added config of cipher_algo and integ_algo initialization in NAS class. 2018-12-18 18:27:31 +00:00
Pedro Alvarez 5eacdd5418 Fixed compilation issues. Attach failing with COTS UE. 2018-12-18 16:48:25 +00:00
Pedro Alvarez 31a25067f5 Merging David Ruprecth's mme_msg_encryption branch into next. Not compiling. 2018-12-18 12:03:52 +00:00
Pedro Alvarez a5a7eb02d2 Merge branch 'next' of github.com:softwareradiosystems/srsLTE into next 2018-12-14 17:16:41 +00:00
Andre Puschmann df7ab7ffe8 Merge branch 'master' into next 2018-12-14 16:54:46 +01:00
Pedro Alvarez 60fdc9ebe2 Small commit. 2018-12-14 14:45:40 +00:00
Pedro Alvarez ac0aa76afc Small print changes on NAS. 2018-12-14 14:42:24 +00:00
Pedro Alvarez 9380d56bbf Changing prints in S1AP and SPGW. 2018-12-14 14:28:25 +00:00
Pedro Alvarez 7fd6ae4c40 Changing NAS printing. 2018-12-14 14:16:41 +00:00
Pedro Alvarez 983ba4a3ab Strating to change prints in the HSS. 2018-12-14 14:10:49 +00:00
yagoda 94ec379f68 Small commit to test changes in prints. 2018-12-14 13:37:08 +00:00
rubund b801c3dd4e Fix some spelling errors detected by lintian (#271) 2018-12-03 10:36:15 +01:00
Pedro Alvarez 0320d475e9 Fix Uninitialized QoS options in attach accept. 2018-11-28 11:16:50 +00:00
David Rupprecht c480e57721 Config based security algorithm selection 2018-11-19 15:34:57 +01:00
David Rupprecht 3b7eeb5909 Do security (integrity checks in case of NAS UL message 2018-11-19 14:38:44 +01:00
David Rupprecht 1442606ee1 Encryption for ESM request 2018-11-19 14:11:33 +01:00
David Rupprecht 82f69d66dc ul_nas_count increment tau request 2018-11-19 13:40:54 +01:00
David Rupprecht 4a2c563f85 increase uplink ul nas count 2018-11-19 13:40:16 +01:00
David Rupprecht 2543a84aa4 Minor changes in nas uplink transport and increase uplink count 2018-11-19 13:39:30 +01:00
David Rupprecht 718262eaaf restucture NAS uplink message: todo security of message 2018-11-18 22:29:32 +01:00
David Rupprecht 894471e326 restructure handle_initial_ue_message 2018-11-18 21:36:36 +01:00
David Rupprecht 0dfa6426dd restructure handle_initial_ue_message 2018-11-18 21:35:55 +01:00
David Rupprecht e5e091b0c9 Minor fixes and code clean up 2018-11-18 21:18:17 +01:00
David Rupprecht e547883a8f Wrapper functions for integrity generate 2018-11-18 20:30:22 +01:00
Andre Puschmann cd7008a269 fix typo 2018-11-16 14:56:43 +01:00
David Rupprecht 7eef2c1c4b start with decryption function 2018-11-15 23:02:30 +01:00
Andre Puschmann 23836a8ab3 Merge branch 'next' into nas_cleanup 2018-10-22 11:26:00 +02:00
Andre Puschmann 15d439761a log build info in eNB/EPC logs 2018-10-05 14:58:09 +02:00
Pedro Alvarez 3cddad79cc Adding ability to configure names of TUN interfaces. (#277) 
* added config option for tun dev names vs fixed names added config option for M1-U interface addr

* Added options to sgi_mb tun name.

* Added some comments to mbms.conf.example

* Added some comments to example configs to explain the new values.
 2018-10-05 11:12:31 +02:00
Pedro Alvarez 35ca9ffd34 Adding TTL option 2018-10-04 14:44:26 +02:00
Pedro Alvarez 3ecacdf3a6 Adding selection of local interface at the MBMS-GW. 2018-10-04 14:44:26 +02:00
Pedro Alvarez d443604661 Merge next into gtp_cleanup_sn. Fixed some conflicts. 2018-10-04 12:09:13 +01:00
Andre Puschmann 0deda67930 print build-info during epc startup 2018-10-01 21:44:16 +02:00
Pedro Alvarez c1f633c5c7 Dropping bitfields for now. Using #defines and uint8_t for the flags. 2018-10-01 15:17:26 +01:00
Pedro Alvarez e320c33aef Fixed last compilation issues. 2018-09-28 15:42:28 +01:00