From e4ddfdeed1ac715d43ffa4c5d129ac4090f47cde Mon Sep 17 00:00:00 2001
From: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
Date: Sat, 15 Mar 2025 14:01:35 +0800
Subject: [PATCH] netutils/ptpd: byte align for ptp structure

pass structure between remote and local core

Signed-off-by: dongjiuzhu1 <dongjiuzhu1@xiaomi.com>
---
 netutils/ptpd/ptpv2.h | 26 ++++++++++++++------------
 1 file changed, 14 insertions(+), 12 deletions(-)

diff --git a/netutils/ptpd/ptpv2.h b/netutils/ptpd/ptpv2.h
index 8b031567b..3f4525428 100644
--- a/netutils/ptpd/ptpv2.h
+++ b/netutils/ptpd/ptpv2.h
@@ -27,6 +27,8 @@
  * Included Files
  ****************************************************************************/
 
+#include <nuttx/compiler.h>
+
 #include <stdint.h>
 
 /****************************************************************************
@@ -67,7 +69,7 @@
 
 /* Common header for all message types */
 
-struct ptp_header_s
+begin_packed_struct struct ptp_header_s
 {
   uint8_t messagetype;
   uint8_t version;
@@ -82,11 +84,11 @@ struct ptp_header_s
   uint8_t sequenceid[2];
   uint8_t controlfield;
   uint8_t logmessageinterval;
-};
+} end_packed_struct;
 
 /* Announce a master clock */
 
-struct ptp_announce_s
+begin_packed_struct struct ptp_announce_s
 {
   struct ptp_header_s header;
   uint8_t origintimestamp[10];
@@ -98,40 +100,40 @@ struct ptp_announce_s
   uint8_t gm_identity[8];
   uint8_t stepsremoved[2];
   uint8_t timesource;
-};
+} end_packed_struct;
 
 /* Sync: transmit timestamp from master clock */
 
-struct ptp_sync_s
+begin_packed_struct struct ptp_sync_s
 {
   struct ptp_header_s header;
   uint8_t origintimestamp[10];
-};
+} end_packed_struct;
 
 /* FollowUp: actual timestamp of when sync message was sent */
 
-struct ptp_follow_up_s
+begin_packed_struct struct ptp_follow_up_s
 {
   struct ptp_header_s header;
   uint8_t origintimestamp[10];
-};
+} end_packed_struct;
 
 /* DelayReq: request delay measurement */
 
-struct ptp_delay_req_s
+begin_packed_struct struct ptp_delay_req_s
 {
   struct ptp_header_s header;
   uint8_t origintimestamp[10];
-};
+} end_packed_struct;
 
 /* DelayResp: response to DelayReq */
 
-struct ptp_delay_resp_s
+begin_packed_struct struct ptp_delay_resp_s
 {
   struct ptp_header_s header;
   uint8_t receivetimestamp[10];
   uint8_t reqidentity[8];
   uint8_t reqportindex[2];
-};
+} end_packed_struct;
 
 #endif /* __APPS_NETUTILS_PTPD_PTPV2_H */