227 Commits (9133135e12668ed25573728d9ad6844e7638943d)

Author SHA1 Message Date
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 5 years ago
Pedro Alvarez 10050d2651 srsEPC: Fix sending release bearers request uncessarly on dettach request. 5 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
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
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 6 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. 6 years ago
Pedro Alvarez 20ee17088f Starting to add handling of attach request as a Uplink NAS transport message. 6 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
Pedro Alvarez 1bac758a85 EPC now sends service reject to a UE that sends service request with bad integrity. 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 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
Pedro Alvarez 6e500c5b86 Changed initilization of the NAS at the EPC, to make it easier to add new interfaces. 6 years ago
Pedro Alvarez add60c1288 Applied clang-format to the EPC. 6 years ago
Pedro Alvarez 179aeddfa2 Added encryption of security mode command and attach accept again. Attach is working with encryption. 6 years ago
Pedro Alvarez 997c24c099 Added config of cipher_algo and integ_algo initialization in NAS class. 6 years ago
Pedro Alvarez 5eacdd5418 Fixed compilation issues. Attach failing with COTS UE. 6 years ago
Pedro Alvarez 31a25067f5 Merging David Ruprecth's mme_msg_encryption branch into next. Not compiling. 6 years ago
David Rupprecht c480e57721 Config based security algorithm selection 6 years ago
David Rupprecht e547883a8f Wrapper functions for integrity generate 6 years ago
David Rupprecht 7eef2c1c4b start with decryption function 6 years ago
Pedro Alvarez 9350e03810 Changed detach request and tracking area update request to nas.cc 6 years ago
Pedro Alvarez a9e5b3b8e9 Changed service request to nas.cc 6 years ago
Pedro Alvarez 3337f21ffa Added handle GUTI attach from known UE again. 6 years ago
Pedro Alvarez 0d80ae795b Added IMSI attach from unknown UE as a static function. 6 years ago
Pedro Alvarez 860e1b5491 Changing Handling of initial UE NAS messages to use static methods. Handling of unknown GUTI attach request should be ok. 6 years ago
Pedro Alvarez 9e808ff968 Starting to handle NAS initial UE messages as static methods of the nas class. 6 years ago
Pedro Alvarez e3286897ce Changed the rest of the nas handling to use send_downlink_nas_transport. 6 years ago
Pedro Alvarez f1d30c7f23 Changed handle guti_attach_from_known_ue and unknown_ue to use send_downstream_nas_message. 6 years ago
Pedro Alvarez dd725be60c Changed pack identity request. 6 years ago