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nr,ngap: use const_byte_spans instead of unique_byte_buffers in ngap interface to avoid intermediate copies

Browse Source
master
Francisco 3 years ago committed by Francisco Paisana
parent e8beb2ef81
commit 0c733f7ea3
6 changed files with 28 additions and 28 deletions
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8
lib/include/srsran/interfaces/gnb_ngap_interfaces.h
Unescape Escape View File

@ -37,14 +37,14 @@ public:
virtual void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu) = 0;
srsran::const_byte_span pdu) = 0;
virtual void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
uint32_t m_tmsi) = 0;
srsran::const_byte_span pdu,
uint32_t m_tmsi) = 0;
virtual void write_pdu(uint16_t rnti, srsran::unique_byte_buffer_t pdu) = 0;
virtual void write_pdu(uint16_t rnti, srsran::const_byte_span pdu) = 0;
virtual bool user_exists(uint16_t rnti) = 0;
virtual void user_mod(uint16_t old_rnti, uint16_t new_rnti) = 0;
virtual bool user_release(uint16_t rnti, asn1::ngap_nr::cause_radio_network_e cause_radio) = 0;

6
srsgnb/hdr/stack/common/test/dummy_nr_classes.h
Unescape Escape View File

@ -24,16 +24,16 @@ class ngap_dummy : public ngap_interface_rrc_nr
void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu)
srsran::const_byte_span pdu)
{}
void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
srsran::const_byte_span pdu,
uint32_t m_tmsi)
{}
void write_pdu(uint16_t rnti, srsran::unique_byte_buffer_t pdu) {}
void write_pdu(uint16_t rnti, srsran::const_byte_span pdu) {}
bool user_exists(uint16_t rnti) { return true; }
void user_mod(uint16_t old_rnti, uint16_t new_rnti) {}
bool user_release(uint16_t rnti, asn1::ngap_nr::cause_radio_network_e cause_radio) { return true; }

6
srsgnb/hdr/stack/ngap/ngap.h
Unescape Escape View File

@ -50,14 +50,14 @@ public:
void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu);
srsran::const_byte_span pdu);
void initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
srsran::const_byte_span pdu,
uint32_t s_tmsi);
void write_pdu(uint16_t rnti, srsran::unique_byte_buffer_t pdu);
void write_pdu(uint16_t rnti, srsran::const_byte_span pdu);
bool user_exists(uint16_t rnti) { return true; };
void user_mod(uint16_t old_rnti, uint16_t new_rnti){};
bool user_release(uint16_t rnti, asn1::ngap_nr::cause_radio_network_e cause_radio) { return true; };

4
srsgnb/hdr/stack/ngap/ngap_ue.h
Unescape Escape View File

@ -31,11 +31,11 @@ public:
virtual ~ue();
// TS 38.413 - Section 9.2.5.1 - Initial UE Message
bool send_initial_ue_message(asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
srsran::const_byte_span pdu,
bool has_tmsi,
uint32_t s_tmsi = 0);
// TS 38.413 - Section 9.2.5.3 - Uplink NAS Transport
bool send_ul_nas_transport(srsran::unique_byte_buffer_t pdu);
bool send_ul_nas_transport(srsran::const_byte_span pdu);
// TS 38.413 - Section 9.2.2.2 - Initial Context Setup Response
bool send_initial_ctxt_setup_response();
// TS 38.413 - Section 9.2.2.3 - Initial Context Setup Failure

14
srsgnb/src/stack/ngap/ngap.cc
Unescape Escape View File

@ -214,7 +214,7 @@ int ngap::build_tai_cgi()
void ngap::initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu)
srsran::const_byte_span pdu)
{
std::unique_ptr<ue> ue_ptr{new ue{this, rrc, gtpu, logger}};
ue_ptr->ctxt.rnti = rnti;
@ -224,13 +224,13 @@ void ngap::initial_ue(uint16_t rnti,
logger.error("Failed to add rnti=0x%x", rnti);
return;
}
u->send_initial_ue_message(cause, std::move(pdu), false);
u->send_initial_ue_message(cause, pdu, false);
}
void ngap::initial_ue(uint16_t rnti,
uint32_t gnb_cc_idx,
asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
srsran::const_byte_span pdu,
uint32_t s_tmsi)
{
std::unique_ptr<ue> ue_ptr{new ue{this, rrc, gtpu, logger}};
@ -241,7 +241,7 @@ void ngap::initial_ue(uint16_t rnti,
logger.error("Failed to add rnti=0x%x", rnti);
return;
}
u->send_initial_ue_message(cause, std::move(pdu), true, s_tmsi);
u->send_initial_ue_message(cause, pdu, true, s_tmsi);
}
void ngap::ue_notify_rrc_reconf_complete(uint16_t rnti, bool outcome)
@ -253,16 +253,16 @@ void ngap::ue_notify_rrc_reconf_complete(uint16_t rnti, bool outcome)
u->notify_rrc_reconf_complete(outcome);
}
void ngap::write_pdu(uint16_t rnti, srsran::unique_byte_buffer_t pdu)
void ngap::write_pdu(uint16_t rnti, srsran::const_byte_span pdu)
{
logger.info(pdu->msg, pdu->N_bytes, "Received RRC SDU");
logger.info(pdu.data(), pdu.size(), "Received RRC SDU");
ue* u = users.find_ue_rnti(rnti);
if (u == nullptr) {
logger.info("The rnti=0x%x does not exist", rnti);
return;
}
u->send_ul_nas_transport(std::move(pdu));
u->send_ul_nas_transport(pdu);
}
/*********************************************************

12
srsgnb/src/stack/ngap/ngap_ue.cc
Unescape Escape View File

@ -46,7 +46,7 @@ ngap::ue::~ue() {}
********************************************************************************/
bool ngap::ue::send_initial_ue_message(asn1::ngap_nr::rrcestablishment_cause_e cause,
srsran::unique_byte_buffer_t pdu,
srsran::const_byte_span pdu,
bool has_tmsi,
uint32_t s_tmsi)
{
@ -71,8 +71,8 @@ bool ngap::ue::send_initial_ue_message(asn1::ngap_nr::rrcestablishment_cause_e c
container.ran_ue_ngap_id.value = ctxt.ran_ue_ngap_id;
// NAS_PDU
container.nas_pdu.value.resize(pdu->N_bytes);
memcpy(container.nas_pdu.value.data(), pdu->msg, pdu->N_bytes);
container.nas_pdu.value.resize(pdu.size());
memcpy(container.nas_pdu.value.data(), pdu.data(), pdu.size());
// RRC Establishment Cause
container.rrcestablishment_cause.value = cause;
@ -93,7 +93,7 @@ bool ngap::ue::send_initial_ue_message(asn1::ngap_nr::rrcestablishment_cause_e c
return ngap_ptr->sctp_send_ngap_pdu(tx_pdu, ctxt.rnti, "InitialUEMessage");
}
bool ngap::ue::send_ul_nas_transport(srsran::unique_byte_buffer_t pdu)
bool ngap::ue::send_ul_nas_transport(srsran::const_byte_span pdu)
{
if (not ngap_ptr->amf_connected) {
logger.warning("AMF not connected");
@ -116,8 +116,8 @@ bool ngap::ue::send_ul_nas_transport(srsran::unique_byte_buffer_t pdu)
container.ran_ue_ngap_id.value = ctxt.ran_ue_ngap_id;
// NAS PDU
container.nas_pdu.value.resize(pdu->N_bytes);
memcpy(container.nas_pdu.value.data(), pdu->msg, pdu->N_bytes);
container.nas_pdu.value.resize(pdu.size());
memcpy(container.nas_pdu.value.data(), pdu.data(), pdu.size());
// User Location Info
// userLocationInformationNR

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