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add udp cksum in lwip

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This commit is contained in:
kircher 2023-06-21 17:32:49 +08:00
parent 33501cce51
commit 6843c82bf7
2 changed files with 47 additions and 1 deletions
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42
0068-enable-UDP-CKSUM-in-lwip.patch Normal file
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@ -0,0 +1,42 @@
From 73d78d322ba8bb997d74c92727d1ec8b8640607f Mon Sep 17 00:00:00 2001
From: kircher <majun65@huawei.com>
Date: Wed, 21 Jun 2023 16:59:34 +0800
Subject: [PATCH] enable UDP CKSUM in lwip
---
src/include/dpdk_cksum.h | 1 +
src/include/lwipopts.h | 6 ++++++
2 files changed, 7 insertions(+)
diff --git a/src/include/dpdk_cksum.h b/src/include/dpdk_cksum.h
index b48c926..2c5b31e 100644
--- a/src/include/dpdk_cksum.h
+++ b/src/include/dpdk_cksum.h
@@ -87,6 +87,7 @@ static inline void tcph_cksum_set(struct pbuf *p, u16_t len) {
static inline void udph_cksum_set(struct pbuf *p, u16_t len) {
p->l4_len = len;
+ p->ol_flags |= RTE_MBUF_F_TX_UDP_CKSUM;
}
static inline u16_t ip_chksum_pseudo_offload(u8_t proto, u16_t proto_len,
diff --git a/src/include/lwipopts.h b/src/include/lwipopts.h
index f0df0e3..2ba1e4c 100644
--- a/src/include/lwipopts.h
+++ b/src/include/lwipopts.h
@@ -180,6 +180,12 @@
---------------------------------
*/
#define LWIP_UDP 1
+
+#define UDP_HLEN 8
+
+#define MEMP_NUM_UDP_PCB 16
+#define MEMP_NUM_IGMP_GROUP 16
+
#define DEFAULT_UDP_RECVMBOX_SIZE 4096
--
2.33.0

6
lwip.spec
View File

@ -4,7 +4,7 @@
Summary: lwip is a small independent implementation of the TCP/IP protocol suite
Name: lwip
Version: 2.1.3
Release: 72
Release: 73
License: BSD
URL: http://savannah.nongnu.org/projects/lwip/
Source0: http://download.savannah.nongnu.org/releases/lwip/%{name}-%{version}.zip
@ -79,6 +79,7 @@ Patch9063: 0064-fix-udp-send-recv-in-multiple-queue.patch
Patch9064: 0065-fix-udp-recvmbox-size-not-set.patch
Patch9065: 0066-adapt-to-dpdk-19.11-and-dpdk-21.11.patch
Patch9066: 0067-fix-null-pointer-when-all-zero-address-listen.patch
Patch9067: 0068-enable-UDP-CKSUM-in-lwip.patch
BuildRequires: gcc-c++ dos2unix dpdk-devel
@ -109,6 +110,9 @@ cd %{_builddir}/%{name}-%{version}/src
%{_libdir}/liblwip.a
%changelog
* Wed Jun 21 2023 kircher <majun65@huawei.com> - 2.1.3-73
- enable udp cksum in lwip
* Thu Jun 15 2023 Lemmy Huang <huangliming5@huawei.com> - 2.1.3-72
- fix null pointer when zero port listen