293 Commits (4fe34b5e5b2463f8a5079f47fb68f32190067727)

Author SHA1 Message Date
Pedro Alvarez 0c20b7a455 Added support for S1AP modify bearer request support. This includes:
- Handle received E-RAB S1AP at s1ap.cc.
 - Added methods to rrc.cc, rrc_ue.cc and rrc_bearer_cfg.cc to handle erab modify request.
 - Made RLC add_bearer() function capable of re-creating the RLC entity.
 - Send RRC reconfiguration to the UE and reply to the EPC with S1AP
   modify bearer response.

This commit also adds support to srsEPC to send S1AP modify bearer request for
testing purposes.
4 years ago
Pedro Alvarez 7eebd71627 Added S1AP E-RAB release command/response handling to srsENB.
Added the ability to srsEPC to send the E-RAB release command.
4 years ago
Andre Puschmann 07d2bc4fe8 change license header to agnostic version with hint to root LICENSE file 4 years ago
Francisco Paisana 510959b50f update nr asn1 files, and asn1 tests 4 years ago
faluco 0b127fa8c7 - Fixed several errors that could sent uninitialized data through the network. 4 years ago
faluco 8d1705d6c6 - Fixed a leak in mme_gtpc where the singleton instance was not freed.
- Rewritten the class to be self manage its lifetime.
4 years ago
faluco b5b726ed48 - Fixed a memory leak in s1ap_paging. The static instance was not getting freed.
- Rewrite the singleton to self manage its lifetime.
4 years ago
Pedro Alvarez f85fe1c5ac Don't allow S1 setup with mis-matched TA codes between eNB and EPC. 4 years ago
faluco cfd3f51931
Import of srslog into srsepc and srsenb. (#1574)
* - Import of srslog into srsepc and srsenb.
* - Removed logger_file and logger_stdout files.
4 years ago
Pedro Alvarez 5746375b05 srsEPC: Deleted unsued bool in ue context removal interface 4 years ago
Pedro Alvarez 10050d2651 srsEPC: Fix sending release bearers request uncessarly on dettach request. 4 years ago
Francisco Paisana 0b701022a3 added ue nr mac 5 years ago
faluco 7ff251f112 - Fixed warnings caught by Clang 9.0.0 5 years ago
Francisco Paisana 38f848ecdf fix type name deducing for clang 5 years ago
Xavier Arteaga 77d5dedddc Fix LGTM warnings and recommendations 5 years ago
Francisco Paisana 344eaf49ec use logmap in the whole enb and ue 5 years ago
Xavier Arteaga e832769ae6 Updated copyright 5 years ago
Pedro Alvarez bd3598f774 Moved srsEPC to the new S1AP library. Deleted liblte_s1ap.cc and liblte_s1ap.h. 5 years ago
Andre Puschmann a8bbe551ac move thread class into srslte namespace to avoid ambiguity between std::thread 5 years ago
Pedro Alvarez 746de79859 Adding const to some setters (adressing Francisco's comments). 5 years ago
Pedro Alvarez 126e6126fa Removed unused function. 5 years ago
Pedro Alvarez 38411a8417 Clang-formated the EPC in preperation for PR. 5 years ago
Pedro Alvarez 3d4f300b6f Moved some helper setters/getters to hss_ue_ctx_t to remove more useless lookups. 5 years ago
Pedro Alvarez 469c3ad273 Removed more useless lookups. 5 years ago
Pedro Alvarez 93fbf741d7 Remove unecessary context lookup in increment_ue_sqn 5 years ago
Pedro Alvarez 4f62e6c08c Started to remove unecesssary lookups in gen_auth_info_answer_milenage 5 years ago
Pedro Alvarez a99ce1fc51 Started to remove unecesssary lookups in gen_auth_info_answer_xor 5 years ago
Pedro Alvarez 98400f65e2 Changed hss ue_ctx map to use unique pointers. 5 years ago
Pedro Alvarez 58bd5631e3 Starting to change map in HSS to use uinque_ptr. 5 years ago
Merlin Chlosta c2e95b1e2a Reject TAU to force UE to reconnect 5 years ago
Pedro Alvarez 48f9df8615 Applied clang-format to all of the srsepc folder. 5 years ago
Francisco Paisana 67d6a25194 Moving mac timers to stack timers (#638)
* first step towards moving MAC timers to stack. Mac is still using its own timers. srslte::timers class can be restructured.

* moved timers out of the UE MAC
5 years ago
Andre Puschmann 5faa819dcd fixing uninitialized class members found by coverity 5 years ago
Pedro Alvarez b97d1191f4 Added more debug info at eNB GTP-U. Changed the pdcp_entity to follow the standard more strictly for RLC AM DRBs. 5 years ago
Pedro Alvarez 50506ffa26 Changed NAS initialization from init function to constructor. Continuing to add the logic to handle attach request as a Uplink NAS message. Added debug log to s1ap::send_downling_nas_message. 5 years ago
Pedro Alvarez 20ee17088f Starting to add handling of attach request as a Uplink NAS transport message. 5 years ago
Pedro Alvarez d67d18cc6b Removing deplicated error codes. 5 years ago
Andre Puschmann 64dd4c1fc4 fix issue when packing service reject fails and NAS uses initialized logger 6 years ago
Andre Puschmann 4b01a2e4a0 update copyright notice 6 years ago
Andre Puschmann 205db6f229 add missing license headers 6 years ago
Ismael Gomez 7780b1aba5 add tdd/ca support 6 years ago
Pedro Alvarez 1bac758a85 EPC now sends service reject to a UE that sends service request with bad integrity. 6 years ago
Joseph Giovatto fa99aa590e added support for optional ue static ip address (rebase #225) 6 years ago
Pedro Alvarez 3ad19f21b6 Adding per UE authentication algorithm choice to the HSS and users_db.csv. 6 years ago
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.
6 years ago
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
6 years ago
Pedro Alvarez 9463b95dc1 Remove unused mutex in the SPGW. 6 years ago
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
6 years ago
Pedro Alvarez 3e9f10e20d Adding S11 initialization in MME and SPGW as unix sockets. 6 years ago
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. 6 years ago