cellular-infrastructure
/
osmo-iuh
mirror of https://gerrit.osmocom.org/osmo-iuh
9
0
Fork 0
Code Issues Releases Wiki Activity

ranap_msg_factory: functions for RAB and IU Release Request

This commit is contained in:
Harald Welte 2016-01-01 16:18:55 +01:00
parent 01de8d716a
commit 37223d8218
2 changed files with 75 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

69
src/ranap_msg_factory.c
View File

@ -580,9 +580,14 @@ static RANAP_TransportLayerInformation_t *new_transp_info_rtp(uint32_t ip, uint1
RANAP_TransportLayerInformation_t *tli = CALLOC(1, sizeof(*tli));
uint8_t binding_id[4];
#if 0
binding_id[0] = port >> 8;
binding_id[1] = port & 0xff;
binding_id[2] = binding_id[3] = 0;
#else
binding_id[0] = binding_id[1] = binding_id[2] = 0;
binding_id[3] = 1;
#endif
new_transp_layer_addr(&tli->transportLayerAddress, ip, 1);
tli->iuTransportAssociation.present = RANAP_IuTransportAssociation_PR_bindingID;
@ -771,3 +776,67 @@ struct msgb *ranap_new_msg_rab_assign_data(uint8_t rab_id, uint32_t gtp_ip, uint
return msg;
}
struct msgb *ranap_new_msg_iu_rel_req(const RANAP_Cause_t *cause)
{
RANAP_Iu_ReleaseRequestIEs_t ies;
RANAP_Iu_ReleaseRequest_t out;
struct msgb *msg;
int rc;
memset(&ies, 0, sizeof(ies));
memset(&out, 0, sizeof(out));
memcpy(&ies.cause, cause, sizeof(ies.cause));
rc = ranap_encode_iu_releaserequesties(&out, &ies);
if (rc < 0)
return NULL;
/* encode the output into the msgb */
msg = ranap_generate_initiating_message(RANAP_ProcedureCode_id_Iu_ReleaseRequest,
RANAP_Criticality_reject,
&asn_DEF_RANAP_Iu_ReleaseRequest, &out);
ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RANAP_Iu_ReleaseRequest, &out);
return msg;
}
struct msgb *ranap_new_msg_rab_rel_req(uint8_t rab_id, const RANAP_Cause_t *cause)
{
RANAP_RAB_ReleaseItemIEs_t item_ies;
RANAP_RAB_ReleaseRequestIEs_t ies;
RANAP_RAB_ReleaseRequest_t out;
struct msgb *msg;
int rc;
memset(&item_ies, 0, sizeof(item_ies));
memset(&ies, 0, sizeof(ies));
memset(&out, 0, sizeof(out));
/* put together the ReleaseItem */
assign_new_ra_id(&item_ies.raB_ReleaseItem.rAB_ID, rab_id);
memcpy(&item_ies.raB_ReleaseItem.cause, cause, sizeof(item_ies.raB_ReleaseItem.cause));
/* add to the list */
rc = ranap_encode_rab_releaseitemies(&ies.raB_ReleaseList, &item_ies);
if (rc < 0)
return NULL;
ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RANAP_RAB_ReleaseItem, &item_ies.raB_ReleaseItem);
/* encoe the list IEs into the output */
rc = ranap_encode_rab_releaserequesties(&out, &ies);
if (rc < 0)
return NULL;
/* 'out' has been generated, we can release the input */
ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RANAP_RAB_ReleaseList, &ies.raB_ReleaseList);
/* encode the output into the msgb */
msg = ranap_generate_initiating_message(RANAP_ProcedureCode_id_RAB_ReleaseRequest,
RANAP_Criticality_reject,
&asn_DEF_RANAP_RAB_ReleaseRequest, &out);
ASN_STRUCT_FREE_CONTENTS_ONLY(asn_DEF_RANAP_RAB_ReleaseRequest, &out);
return msg;
}

6
src/ranap_msg_factory.h
View File

@ -39,3 +39,9 @@ struct msgb *ranap_new_msg_reset_ack(RANAP_CN_DomainIndicator_t domain,
struct msgb *ranap_new_msg_initial_ue(uint32_t conn_id, int is_ps,
RANAP_GlobalRNC_ID_t *rnc_id,
uint8_t *nas_pdu, unsigned int nas_len);
/*! \brief generate RANAP IU RELEASE REQUEST message */
struct msgb *ranap_new_msg_iu_rel_req(const RANAP_Cause_t *cause);
/*! \brief generate RANAP RAB RELEASE REQUEST message */
struct msgb *ranap_new_msg_rab_rel_req(uint8_t rab_id, const RANAP_Cause_t *cause);