32 Commits (bf35f83a5ebb1e058b65dffc1b85c72500a3f2c6)

Author SHA1 Message Date
Andre Puschmann 4b01a2e4a0 update copyright notice 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 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 add60c1288 Applied clang-format to the EPC. 6 years ago
Pedro Alvarez 4ba777c9c3 Added nas log. Fixed gen_auth_info_anwser. Authentication is working again. 6 years ago
Pedro Alvarez de8679b536 Continuing to cleanup. Starting to compile again. 6 years ago
Pedro Alvarez 4c164acbc3 Moving many of the functions fron s1ap_nas_transport to it's own NAS class. 6 years ago
David Rupprecht 06d4559294 Change include path absolut to project dir 7 years ago
David Rupprecht 9d71bec7b6 Unified include guards 7 years ago
Andre Puschmann ded550b793 remove unneeded boost includes 7 years ago
Pedro Alvarez d5478ff7a2 Starting to use EMM state to know whether attach request or service request are initiating the NAS. 7 years ago
Pedro Alvarez 2cc4959667 Adding release access bearers request. 7 years ago
Pedro Alvarez 3b338067c9 Changing Delete session request to delete GTP-C context. 7 years ago
Pedro Alvarez 98345ed6a2 Adapting send modify bearer request to new GTP-C context 7 years ago
Pedro Alvarez 0c50ccef1c Changed create session request to keep GTPC context. 7 years ago
Pedro Alvarez e499fffe01 Starting to save GTP-C context in a map, to keep the GTP-C connection even when the NAS connection is released. 7 years ago
Pedro Alvarez e9213f807d Starting to change SPGW to handle release access bearers request. Changing MME GTPC entity to contain an IMSI to sgw_ctr_fteid and ctr_teid to IMSI maps. 7 years ago
Pedro Alvarez d301d7599f Quick and dirty hack to not send activate default eps bearer when a service request is received. 7 years ago
Pedro Alvarez af927eb1d8 Changing handling of ue context release request. Compiling now, needs testing. 7 years ago
Pedro Alvarez 8c9704ef3c Adding delete session request. 7 years ago
Pedro Alvarez d18ff13d27 Modify Bearer response parsed ok. Starting to setup the user-plane tunnels 7 years ago
Pedro Alvarez 9f994dba04 Starting to generate modify bearer request. Fixed bug in unpacking activate default bearer accept. 7 years ago
Pedro Alvarez 13595ccb2d Added logging to MME GTP-C. Fixed weird comment bug. 7 years ago
Pedro Alvarez 103361deb9 Fixed SPGW initialization bug. 7 years ago
Pedro Alvarez 6cd055e80e Continuing to work on initial context setup request. 7 years ago
Pedro Alvarez fd6baaf15c Changed S1AP to singleton. Continuing to work on the intial context setup request. Added a TEID to MME_UE_S1AP_ID map. 7 years ago
Pedro Alvarez 2e6050bf38 Started to fill in the necessary information for the create session response. 7 years ago
Pedro Alvarez 2172662388 Added initial create session response structure. Compiling now. 7 years ago
Pedro Alvarez ccbeb9e1c5 Fixed a bunch of compilation errors. 7 years ago
Pedro Alvarez a8a370ec21 Starting to add Create Session Request function 7 years ago