From 3e980e006fab7afaef75892e1654515eed9f7ced Mon Sep 17 00:00:00 2001
From: mitmitmitm <ois@oasd8i.at>
Date: Wed, 18 Jan 2023 12:18:39 +0100
Subject: [PATCH] [PCF] Handle framed routes, forward them to BSF

---
 src/pcf/context.c      |  3 +++
 src/pcf/context.h      |  3 +++
 src/pcf/nbsf-build.c   |  3 +++
 src/pcf/npcf-handler.c | 24 ++++++++++++++++++++++++
 4 files changed, 33 insertions(+)

diff --git a/src/pcf/context.c b/src/pcf/context.c
index 71f3fa6f5..bf8456890 100644
--- a/src/pcf/context.c
+++ b/src/pcf/context.c
@@ -314,6 +314,9 @@ void pcf_sess_remove(pcf_sess_t *sess)
     clear_ipv4addr(sess);
     clear_ipv6prefix(sess);
 
+    OpenAPI_clear_and_free_string_list(sess->ipv4_frame_route_list);
+    OpenAPI_clear_and_free_string_list(sess->ipv6_frame_route_list);
+
     if (sess->subscribed_sess_ambr)
         OpenAPI_ambr_free(sess->subscribed_sess_ambr);
     if (sess->subscribed_default_qos)
diff --git a/src/pcf/context.h b/src/pcf/context.h
index cc92a0c40..0dbd446a8 100644
--- a/src/pcf/context.h
+++ b/src/pcf/context.h
@@ -96,6 +96,9 @@ struct pcf_sess_s {
     char *ipv4addr_string;
     char *ipv6prefix_string;
 
+    OpenAPI_list_t *ipv4_frame_route_list;
+    OpenAPI_list_t *ipv6_frame_route_list;
+
     uint32_t ipv4addr;
     struct {
         uint8_t len;
diff --git a/src/pcf/nbsf-build.c b/src/pcf/nbsf-build.c
index d86277ab7..03b6c4006 100644
--- a/src/pcf/nbsf-build.c
+++ b/src/pcf/nbsf-build.c
@@ -59,6 +59,9 @@ ogs_sbi_request_t *pcf_nbsf_management_build_register(
     PcfBinding.ipv4_addr = sess->ipv4addr_string;
     PcfBinding.ipv6_prefix = sess->ipv6prefix_string;
 
+    PcfBinding.ipv4_frame_route_list = sess->ipv4_frame_route_list;
+    PcfBinding.ipv6_frame_route_list = sess->ipv6_frame_route_list;
+
     if (!sess->dnn) {
         ogs_error("No DNN");
         goto end;
diff --git a/src/pcf/npcf-handler.c b/src/pcf/npcf-handler.c
index 7030f29ed..97cbfc04d 100644
--- a/src/pcf/npcf-handler.c
+++ b/src/pcf/npcf-handler.c
@@ -296,6 +296,30 @@ bool pcf_npcf_smpolicycontrol_handle_create(pcf_sess_t *sess,
             pcf_sess_set_ipv6prefix(
                 sess, SmPolicyContextData->ipv6_address_prefix));
 
+    if (SmPolicyContextData->ipv4_frame_route_list) {
+        OpenAPI_lnode_t *node = NULL;
+
+        OpenAPI_clear_and_free_string_list(sess->ipv4_frame_route_list);
+        sess->ipv4_frame_route_list = OpenAPI_list_create();
+        OpenAPI_list_for_each(SmPolicyContextData->ipv4_frame_route_list, node) {
+            if (!node->data)
+                continue;
+            OpenAPI_list_add(sess->ipv4_frame_route_list, ogs_strdup(node->data));
+        }
+    }
+
+    if (SmPolicyContextData->ipv6_frame_route_list) {
+        OpenAPI_lnode_t *node = NULL;
+
+        OpenAPI_clear_and_free_string_list(sess->ipv4_frame_route_list);
+        sess->ipv6_frame_route_list = OpenAPI_list_create();
+        OpenAPI_list_for_each(SmPolicyContextData->ipv6_frame_route_list, node) {
+            if (!node->data)
+                continue;
+            OpenAPI_list_add(sess->ipv6_frame_route_list, ogs_strdup(node->data));
+        }
+    }
+
     sess->s_nssai.sst = sliceInfo->sst;
     sess->s_nssai.sd = ogs_s_nssai_sd_from_string(sliceInfo->sd);