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add LCID change API to UE interface, add method to reestablish single RLC bearer

This commit is contained in:
Andre Puschmann 2018-09-18 14:55:05 +02:00
parent 352ea36246
commit 184539b87d
3 changed files with 17 additions and 1 deletions
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3
lib/include/srslte/interfaces/ue_interfaces.h
View File

@ -240,6 +240,7 @@ public:
virtual void reset() = 0;
virtual void write_sdu(uint32_t lcid, srslte::byte_buffer_t *sdu, bool blocking = true) = 0;
virtual void add_bearer(uint32_t lcid, srslte::srslte_pdcp_config_t cnfg = srslte::srslte_pdcp_config_t()) = 0;
virtual void change_lcid(uint32_t old_lcid, uint32_t new_lcid) = 0;
virtual void config_security(uint32_t lcid,
uint8_t *k_enc_,
uint8_t *k_int_,
@ -273,10 +274,12 @@ class rlc_interface_rrc
public:
virtual void reset() = 0;
virtual void reestablish() = 0;
virtual void reestablish(uint32_t lcid) = 0;
virtual void add_bearer(uint32_t lcid) = 0;
virtual void add_bearer(uint32_t lcid, srslte::srslte_rlc_config_t cnfg) = 0;
virtual void add_bearer_mrb(uint32_t lcid) = 0;
virtual void del_bearer(uint32_t lcid) = 0;
virtual void change_lcid(uint32_t old_lcid, uint32_t new_lcid) = 0;
};
// RLC interface for PDCP

1
lib/include/srslte/upper/rlc.h
View File

@ -81,6 +81,7 @@ public:
// RRC interface
void reestablish();
void reestablish(uint32_t lcid);
void reset();
void empty_queue();
void add_bearer(uint32_t lcid);

14
lib/src/upper/rlc.cc
View File

@ -144,7 +144,7 @@ void rlc::get_metrics(rlc_metrics_t &m)
pthread_rwlock_unlock(&rwlock);
}
// A call to reestablish stops all lcids but does not delete the instances. The mapping lcid to rlc mode can not change
// Reestablish all RLC bearer
void rlc::reestablish()
{
pthread_rwlock_rdlock(&rwlock);
@ -160,6 +160,18 @@ void rlc::reestablish()
pthread_rwlock_unlock(&rwlock);
}
// Reestablish a specific RLC bearer
void rlc::reestablish(uint32_t lcid)
{
pthread_rwlock_rdlock(&rwlock);
if (valid_lcid(lcid)) {
rlc_array.at(lcid)->reestablish();
} else {
rlc_log->warning("RLC LCID %d doesn't exist. Deallocating SDU\n", lcid);
}
pthread_rwlock_unlock(&rwlock);
}
// Resetting the RLC layer returns the object to the state after the call to init():
// All LCIDs are removed, except SRB0
void rlc::reset()