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PSEA - Capture - Authorized QoS Rules, but Ommit the Packet Filters

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This commit is contained in:
Angelo Athanassopoulos
2022-10-10 20:51:53 +02:00
parent fbe010420c
commit 352362ac97
1 changed files with 27 additions and 0 deletions
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openair3/NAS/COMMON/ESM/MSG/PduSessionEstablishmentAccept.c
+27
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@@ -49,6 +49,33 @@ void capture_pdu_session_establishment_accept(uint8_t *buffer, uint32_t msg_leng
psea_msg.ssc_mode = (*(buffer + (offset++)) & 0xf0) >> 4;
psea_msg.qos_rules.length = htons(*(uint16_t *)(buffer + offset));
offset+=sizeof(psea_msg.qos_rules.length);
/* Supports the capture of only one QoS Rule,
it should be changed for multiple QoS Rules */
qos_rule_t qos_rule;
qos_rule.id = *(buffer + (offset++));
qos_rule.length = htons(*(uint16_t *)(buffer + offset));
offset+=sizeof(qos_rule.length);
qos_rule.oc = (*(buffer + offset) & 0xE0) >> 5;
qos_rule.dqr = (*(buffer + offset) & 0x10) >> 4;
qos_rule.nb_pf = *(buffer + (offset++)) & 0x0F;
if(qos_rule.nb_pf) {
packet_filter_t pf;
if(qos_rule.oc == ROC_CREATE_NEW_QOS_RULE ||
ROC_MODIFY_QOS_RULE_ADD_PF ||
ROC_MODIFY_QOS_RULE_REPLACE_PF) {
pf.pf_type.type_1.pf_dir = (*(buffer + offset) & 0x30) >> 4;
pf.pf_type.type_1.pf_id = *(buffer + offset++) & 0x0F;
pf.pf_type.type_1.length = *(buffer + offset++);
offset += (qos_rule.nb_pf * pf.pf_type.type_1.length); /* Ommit the Packet filter List */
} else if (qos_rule.oc == ROC_MODIFY_QOS_RULE_DELETE_PF) {
offset += qos_rule.nb_pf;
}
}
qos_rule.prcd = *(buffer + offset++);
qos_rule.qfi = *(buffer + offset++);
return;
}