From 4ef2936f429161fc22e69aa190c9da92ce639202 Mon Sep 17 00:00:00 2001
From: lijia <lijia01@iie.ac.cn>
Date: Tue, 30 Mar 2021 17:32:52 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E9=87=8D=E5=A4=8D=E6=B5=81?=
 =?UTF-8?q?=E9=87=8F=E8=AF=86=E5=88=AB=E4=B8=8E=E8=BF=87=E6=BB=A4.?=
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---
 src/mesa_pkt_dump.h | 3 ++-
 src/tcpdump.c       | 7 +++++--
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/src/mesa_pkt_dump.h b/src/mesa_pkt_dump.h
index 28b8d6b..ad16cc8 100644
--- a/src/mesa_pkt_dump.h
+++ b/src/mesa_pkt_dump.h
@@ -1,7 +1,7 @@
 #ifndef _MESA_PKT_DUMP_H_
 #define _MESA_PKT_DUMP_H_ 1
 
-#define MESA_PKT_DUM_H_VER (20201102)
+#define MESA_PKT_DUM_H_VER (20210330)
 
 /* 
 	用于DPDK-3.0, PFRING模式下, 驱动独占网卡时, 通过平台实时捕包.
@@ -16,6 +16,7 @@ enum _pkt_classify{
 	PKT_CLASSIFY_INJECT		= 0x04,  /* DMAC ascii码值: J */
 	PKT_CLASSIFY_DROP		= 0x08,  /* DMAC ascii码值: D */
 	PKT_CLASSIFY_ERROR		= 0x10,  /* DMAC ascii码值: E */
+	PKT_CLASSIFY_REPEAT		= 0x20,  /* DMAC ascii码值: R */
 };
 
 enum pkt_dump_opt_t{
diff --git a/src/tcpdump.c b/src/tcpdump.c
index 2ead29e..af6c9dc 100644
--- a/src/tcpdump.c
+++ b/src/tcpdump.c
@@ -1382,6 +1382,9 @@ static short get_pkt_classify_optarg(const char *optarg)
                 pkt_classify_flag |=   PKT_CLASSIFY_DROP;
         else if (strcasecmp(section, "error") == 0)
                 pkt_classify_flag |=   PKT_CLASSIFY_ERROR;
+        else if (strcasecmp(section, "repeat") == 0)
+                pkt_classify_flag |=   PKT_CLASSIFY_REPEAT;
+
         else
         {
             return 0;
@@ -1931,7 +1934,7 @@ main(int argc, char **argv)
 			pkt_classify_flag = get_pkt_classify_optarg(optarg);
 			if(pkt_classify_flag == 0)	
 			{
-				error("unknown classify `%s', must be in|forward|inject|drop|error", optarg);
+				error("unknown classify `%s', must be in|forward|inject|drop|error|repeat", optarg);
 			}
 			break;
 		case OPTION_PKT_CLASSIFY_WATERMARK:
@@ -3336,7 +3339,7 @@ print_usage(void)
 	(void)fprintf(stderr,
 "\t\t[ --vlan-as-mac-in-mac ] force VLAN to be analysed as MAC-IN-MAC format.\n");
 	(void)fprintf(stderr,
-"\t\t[ --classify in|forward|inject|drop|error ]. specify packet capture classifier by direction and operation\n");
+"\t\t[ --classify in|forward|inject|drop|error|repeat ]. specify packet capture classifier by direction and operation\n");
 	(void)fprintf(stderr,
 "\t\t[ --enable_classify_watermark ]. enable record classify type in src mac address\n");
 #endif