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srsLTE
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159 Commits

Author SHA1 Message Date
Andre Puschmann f07a9277a0 fix RLC AM issue where an invalid status PDU was generated 
happens when very small grant is provided and the status
PDU generation fails because of a too small grant

add extra check to prevent that ACK_SN is also in NACKS list
 2019-10-04 16:29:03 +02:00
Andre Puschmann c99d5077c8 add RLC UM NR transmitter 2019-09-20 16:33:25 +02:00
Andre Puschmann d9577f0e1e suppress type-limit warning issued by some compilers by making var signed 
Used to happen with older gcc giving:

"rlc_am.cc:1791:22: error: comparison of unsigned expression >= 0 is always true [-Werror=type-limits]"
 2019-09-09 16:30:48 +02:00
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
 2019-09-04 15:28:09 +02:00
Francisco Paisana c9d3b61038 added resumable procedures to make RRC and NAS non-blocking 2019-08-08 10:56:54 +02:00
Andre Puschmann e42449532b fix wrong namespace definition in various places 2019-08-07 15:32:49 +02:00
Pedro Alvarez 6efa944b5e Removed srslte prefix from pdcp_config_t 2019-07-30 15:01:50 +02:00
Pedro Alvarez 0e7c5634f1 Added comment to PDCP maximum SDU size. 2019-07-30 15:01:50 +02:00
Pedro Alvarez dd56d08269 Replaced byte_buffer by array in PDCP base 2019-07-30 15:01:50 +02:00
Pedro Alvarez 61051b4cb3 Changed PDCP NR read_data_header to return SN. 2019-07-30 15:01:50 +02:00
Pedro Alvarez f90b69e5f4 More clang-format for PDCP 2019-07-30 15:01:50 +02:00
Pedro Alvarez 491695ab77 Clang-formated PDCP NR PR. 2019-07-30 15:01:50 +02:00
Pedro Alvarez adfe9f950e Fixed issue in computing the SN. Added test for packets received in sequence for PDCP NR. Test is passing now. 2019-07-30 15:01:50 +02:00
Pedro Alvarez af2b593b8c Added check for integrity in test. First Rx PDCP NR test passing. 2019-07-30 15:01:50 +02:00
Pedro Alvarez d3b6828082 Changed PDCP configuration to explicitly have tx and rx direction. Decrypt on PDCP NR seems fine. 2019-07-30 15:01:50 +02:00
Pedro Alvarez ea3c44e9ac Removing header before decrypting. Continuing to add decryption tests to PDCP NR 2019-07-30 15:01:50 +02:00
Pedro Alvarez a42726f836 Fixed hdr_len_bytes in PDCP NR. Tx seems OK now. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 73e30743d1 Added enum to PDCP config to replace two bools. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 457f35699d Reverted back to a single config structure between PDCP NR and PDCP LTE. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 810cacdc02 Adding write_data_header and append_mac helper functions to PDCP NR entity. 2019-07-30 15:01:50 +02:00
Pedro Alvarez c9e99443d8 Adding PDCP NR Tx test. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 8e8a7a4154 Add more logic to PDCP NR tx logic. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 2081b22465 Added PDCP_SN_LEN constants. Added bearer_id and direction back to the pdcp_entity_base. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 8e1b9b9f5b Starting to implement the receive function of PDCP NR. 2019-07-30 15:01:50 +02:00
Pedro Alvarez d7a2721bb0 Adding algorithm to get COUNT for PDCP NR. Added convinience functions to manipulate HFN, SN and COUNT. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 52f75c3cf2 Starting to add PDCP NR state variables. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 2449f901f0 Fixed error in setting Kint in pdcp_entity_lte. 2019-07-30 15:01:50 +02:00
Pedro Alvarez 1944bf9a80 Continue to split pdcp_entity_lte and pdcp_entity_nr. Compiling now. 2019-07-30 15:01:50 +02:00
Pedro Alvarez bd91678d98 Continuing to split pdcp_entity into pdcp_entity_lte and pdcp_entity_nr 2019-07-30 15:01:50 +02:00
Pedro Alvarez 005d03cb1a Starting to split pdcp_entity into pdcp_entity_lte and pdcp_entity_nr to support NR PDCP 2019-07-30 15:01:50 +02:00
Ismael Gomez 11d42acb3a Fix using deallocated PDU 2019-07-12 13:08:42 +02:00
Ismael Gomez 8c41625599 Add RLC suspend and resume 2019-07-12 13:08:42 +02:00
Francisco Paisana 58e2e51044 removed rlc_interfaces. The rlc_cnfg types are now part of the rrc_interface_types. Removed implicit RB initialization in the RLC. 2019-07-05 10:44:15 +02:00
Francisco Paisana b936629221 removed rrc asn1 header from bcd_helpers, from rlc_interface, and rlc tests 2019-07-05 10:44:15 +02:00
Pedro Alvarez 498f1b8e4b Small PDCP fixes: 
- Moved most the initialization of the pdcp_entity to the header.
  - Initilize some variables in gtpu_ntoa.
  - Removed debug print.
  - Format eNB GTP-u debugging code.
 2019-06-27 17:09:52 +02:00
Pedro Alvarez 53d2220aab Resolved conflicts with unique pointers after rebase in PDCP entity. 2019-06-27 17:09:52 +02:00
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. 2019-06-27 17:09:52 +02:00
Pedro Alvarez f4fd6034ba Starting to add separate functions for PDCP handling for UM DRBs and AM DRBs 2019-06-27 17:09:52 +02:00
Pedro Alvarez 6cbcc5154d Starting to use received SN to do user plane decription. 2019-06-27 17:09:52 +02:00
Andre Puschmann 58763fb714 stack: move initialization of log object into ctor 
this fixes the issue when the stack is torn down if, for example,
the radio couldn't be loaded correctly. it will hence call stop() on all stack
components which are not initialzized yet, and logging therefore doesn't work.
the log object is know during contruction time and therefore can be passed
in as soon as possible.
 2019-06-27 14:51:33 +02:00
Andre Puschmann e0a28cf4c0 simplify PDCP init and also bypass it for SRB0 on eNB 2019-06-21 15:49:46 +02:00
Andre Puschmann 218f136254 remove default PDCP entity for SRB0 2019-06-21 15:49:46 +02:00
Andre Puschmann abef6ce152 move own ipv6 header definition into own header file and use it in tft filter 2019-06-18 16:06:52 +02:00
Andre Puschmann acbe7fabe4 rlc: fix class member initialization 
uninitialized member detected by coverity, now converted all default
initialization to be done in class definition
 2019-06-14 11:26:19 +02:00
Francisco Paisana 415d3418b6 reorganized enb to mirror ue director/class structure with a stack class 2019-06-07 15:41:56 +02:00
Andre Puschmann e8d6236975 remove init for all RLC TM/UM/AM 
- all RLC entities are now initialized during contruction
- there is no need to check for, e.g., existance of timers, during
  runtime
- there is also no need to call re-init during resume
- timers are freed in dtor
 2019-06-06 14:34:25 +02:00
Ismael Gomez f24c0cef8c Use timer interface instead of local boolean to query timer state 2019-06-06 14:34:25 +02:00
Ismael Gomez 14b526f2aa Add PDCP per-bearer reestablish 2019-06-06 14:34:25 +02:00
Ismael Gomez ade720e032 Add RLC resume procedure 2019-06-06 14:34:25 +02:00
Francisco Paisana 3bedc93ba5 added _t to unique_byte_buffer type 2019-05-16 12:35:01 +02:00