MME2 changes - Propped commits from openmme/paging branch. Added scripts
for code gen

Change-Id: Ie55032217232214ac8544ca76ea34335205329e4
diff --git a/src/s11/handlers/s11_RB_resp_handler.c b/src/s11/handlers/s11_RB_resp_handler.c
new file mode 100644
index 0000000..d9d7897
--- /dev/null
+++ b/src/s11/handlers/s11_RB_resp_handler.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2019, Infosys Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <arpa/inet.h>
+#include <unistd.h>
+#include <string.h>
+#include <pthread.h>
+
+#include "err_codes.h"
+#include "options.h"
+#include "ipc_api.h"
+#include "message_queues.h"
+#include "s11.h"
+#include "s11_config.h"
+#include "msgType.h"
+//#include "stage8_info.h"
+#include "../../gtpV2Codec/gtpV2StackWrappers.h"
+
+/*Globals and externs*/
+extern int g_resp_fd;
+extern struct GtpV2Stack* gtpStack_gp;
+
+/*End : globals and externs*/
+
+int
+s11_RB_resp_handler(MsgBuffer* message, GtpV2MessageHeader* hdr)
+{	
+	struct gtp_incoming_msg_data_t rbr_info;
+	
+	/*****Message structure***
+	*/
+	log_msg(LOG_INFO, "Parse S11 RB resp message\n");
+	
+	//TODO : check cause for the result verification
+	
+	rbr_info.ue_idx = hdr->teid;
+	rbr_info.msg_type = release_bearer_response;
+	
+	ReleaseAccessBearersResponseMsgData msgData;
+        memset(&msgData, 0, sizeof(ReleaseAccessBearersResponseMsgData));
+
+        bool rc = GtpV2Stack_decodeMessage(gtpStack_gp, hdr, message, &msgData);
+        if(rc == false)
+        {
+                        log_msg(LOG_ERROR, "s11_RB_resp_handler: "
+                                                                "Failed to decode Release Access Bearer Response Msg %d\n",
+                                                                hdr->teid);
+                        return E_PARSING_FAILED;
+        }
+
+			
+	rbr_info.destInstAddr = htonl(mmeAppInstanceNum_c);
+	rbr_info.srcInstAddr = htonl(s11AppInstanceNum_c);
+
+	/*Send CS response msg*/
+	send_tipc_message(g_resp_fd, mmeAppInstanceNum_c, (char *)&rbr_info, GTP_READ_MSG_BUF_SIZE);
+	log_msg(LOG_INFO, "Send RB resp to mme-app stage2.\n");
+
+	return SUCCESS;
+}