!851 sync macros with kernel defined which use in recv and send

From: @yinbin6 
Reviewed-by: @jiangheng12 
Signed-off-by: @jiangheng12

0111-support-udp-pkglen-mtu-modify-IP_REASS_MAX_PBUFS.patch

@@ -0,0 +1,26 @@
+From b619f034c74d53bd6d8b572cb47fdb58fd90d7ae Mon Sep 17 00:00:00 2001
+From: yangchen <yangchen145@huawei.com>
+Date: Wed, 6 Mar 2024 11:00:56 +0800
+Subject: [PATCH] support udp pkglen > mtu: modify IP_REASS_MAX_PBUFS
+
+---
+ src/include/lwipopts.h | 3 +++
+ 1 file changed, 3 insertions(+)
+
+diff --git a/src/include/lwipopts.h b/src/include/lwipopts.h
+index 28b8aca..d067dea 100644
+--- a/src/include/lwipopts.h
++++ b/src/include/lwipopts.h
+@@ -171,6 +171,9 @@
+ 
+ #define IP_HLEN 20
+ 
++/* the max pbuf num of a udp pbuf chain is ((65535 + MBUF_MAX_DATA_LEN - 1) / MBUF_MAX_DATA_LEN) */
++#define IP_REASS_MAX_PBUFS       46
++
+ /*
+    -------------------------------------
+    ----------- IPv6  options -----------
+-- 
+2.33.0
+

0112-support-udp-pkglen-mtu-modify-netbuf_alloc-size.patch

@@ -0,0 +1,38 @@
+From 1e4e2fe5d7239da26edf89f554f929c10e0d5573 Mon Sep 17 00:00:00 2001
+From: yangchen <yangchen145@huawei.com>
+Date: Wed, 6 Mar 2024 18:25:19 +0800
+Subject: [PATCH] support udp pkglen > mtu: modify netbuf_alloc size
+
+---
+ src/api/sockets.c | 7 +++++++
+ 1 file changed, 7 insertions(+)
+
+diff --git a/src/api/sockets.c b/src/api/sockets.c
+index 923518c..66f6e2c 100644
+--- a/src/api/sockets.c
++++ b/src/api/sockets.c
+@@ -1891,7 +1891,13 @@ lwip_sendto(int s, const void *data, size_t size, int flags,
+   /* make the buffer point to the data that should be sent */
+ #if LWIP_NETIF_TX_SINGLE_PBUF
+   /* Allocate a new netbuf and copy the data into it. */
++#if GAZELLE_ENABLE
++  /* In the gazelle scenario, only use buf.p->payload and buf.p->tot_len, and
++     buf.p->payload stores the sock pointer info. Don't need to alloc short_size */
++  if (netbuf_alloc(&buf, 0) == NULL) {
++#else
+   if (netbuf_alloc(&buf, short_size) == NULL) {
++#endif
+     err = ERR_MEM;
+   } else {
+ #if LWIP_CHECKSUM_ON_COPY
+@@ -1905,6 +1911,7 @@ lwip_sendto(int s, const void *data, size_t size, int flags,
+       /* In the gazelle scenario, the payload is stored in send_ring,
+          and the payload stores the sock pointer information. */
+       buf.p->payload = (void *)sock;
++      buf.p->tot_len = short_size;
+ #else
+       MEMCPY(buf.p->payload, data, short_size);
+ #endif
+-- 
+2.33.0
+

0113-fix-duplicate-pbuf_free-in-udp_sendto.patch

@@ -0,0 +1,24 @@
+From 3b0bca4b38276c95f1305247ebf8a3db02ff5d83 Mon Sep 17 00:00:00 2001
+From: liyunqing <liyunqing@kylinos.cn>
+Date: Thu, 7 Mar 2024 11:18:00 +0800
+Subject: [PATCH] fix duplicate pbuf_free in udp_sendto
+
+---
+ src/core/udp.c | 1 -
+ 1 file changed, 1 deletion(-)
+
+diff --git a/src/core/udp.c b/src/core/udp.c
+index 440f909..ff5c99b 100644
+--- a/src/core/udp.c
++++ b/src/core/udp.c
+@@ -680,7 +680,6 @@ udp_sendto_chksum(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_ip,
+   struct pbuf *udp_pbuf = do_lwip_get_from_sendring((struct lwip_sock *)(p->payload), p->tot_len, &apiflags);
+   do_lwip_get_from_sendring_over((struct lwip_sock *)(p->payload));
+ 
+-  pbuf_free(p);
+   p = udp_pbuf;
+   if (p == NULL) {
+     return ERR_MEM;
+-- 
+2.27.0
+

0114-sync-recv-flags-with-linux-kernel.patch

@@ -0,0 +1,40 @@
+From 931c9ff6d250685ce29cf10e3e03ecaae70419ea Mon Sep 17 00:00:00 2001
+From: liyunqing <liyunqing@kylinos.cn>
+Date: Tue, 27 Feb 2024 15:40:33 +0800
+Subject: [PATCH] sync recv flags with linux kernel
+
+---
+ src/include/lwip/sockets.h | 10 +++++++++-
+ 1 file changed, 9 insertions(+), 1 deletion(-)
+
+diff --git a/src/include/lwip/sockets.h b/src/include/lwip/sockets.h
+index 89b6eb5..4466f11 100644
+--- a/src/include/lwip/sockets.h
++++ b/src/include/lwip/sockets.h
+@@ -281,14 +281,22 @@ struct linger {
+ #define IPPROTO_UDPLITE 136
+ #define IPPROTO_RAW     255
+ 
++#if GAZELLE_ENABLE
+ /* Flags we can use with send and recv. */
++#define MSG_PEEK       0x02    /* Peeks at an incoming message */
++#define MSG_WAITALL    0x100    /* Unimplemented: Requests that the function block until the full amount of data requested can be returned */
++#define MSG_OOB        0x01    /* Unimplemented: Requests out-of-band data. The significance and semantics of out-of-band data are protocol-specific */
++#define MSG_DONTWAIT   0x40    /* Nonblocking i/o for this operation only */
++#define MSG_MORE       0x8000    /* Sender will send more */
++#define MSG_NOSIGNAL   0x4000    /* Uninmplemented: Requests not to send the SIGPIPE signal if an attempt to send is made on a stream-oriented socket that is no longer connected. */
++#else
+ #define MSG_PEEK       0x01    /* Peeks at an incoming message */
+ #define MSG_WAITALL    0x02    /* Unimplemented: Requests that the function block until the full amount of data requested can be returned */
+ #define MSG_OOB        0x04    /* Unimplemented: Requests out-of-band data. The significance and semantics of out-of-band data are protocol-specific */
+ #define MSG_DONTWAIT   0x08    /* Nonblocking i/o for this operation only */
+ #define MSG_MORE       0x10    /* Sender will send more */
+ #define MSG_NOSIGNAL   0x20    /* Uninmplemented: Requests not to send the SIGPIPE signal if an attempt to send is made on a stream-oriented socket that is no longer connected. */
+-
++#endif /* GAZELLE_ENABLE */
+ 
+ /*
+  * Options for level IPPROTO_IP
+-- 
+2.27.0
+

lwip.spec

@@ -4,7 +4,7 @@
 Summary: lwip is a small independent implementation of the TCP/IP protocol suite
 Name:    lwip
 Version: 2.2.0
-Release: 3
+Release: 7
 License: BSD
 URL:     http://savannah.nongnu.org/projects/lwip/
 Source0: http://download.savannah.nongnu.org/releases/lwip/%{name}-%{version}.zip
@@ -122,6 +122,10 @@ Patch9106:  0107-fix-move-lpcb-to-the-front-of-list-error.patch
 Patch9107:  0108-fix-receive-fin-packet-process-error.patch
 Patch9108:  0109-support-udp-recv-zero-packets.patch
 Patch9109:  0110-adapt-lwip-2.2.0.patch
+Patch9110:  0111-support-udp-pkglen-mtu-modify-IP_REASS_MAX_PBUFS.patch
+Patch9111:  0112-support-udp-pkglen-mtu-modify-netbuf_alloc-size.patch
+Patch9112:  0113-fix-duplicate-pbuf_free-in-udp_sendto.patch
+Patch9113:  0114-sync-recv-flags-with-linux-kernel.patch
 
 BuildRequires: gcc-c++ dos2unix dpdk-devel
 
@@ -151,6 +155,18 @@ cd %{_builddir}/%{name}-%{version}/src
 %{_libdir}/liblwip.a
 
 %changelog
+* Mon Mar 11 2024 liyunqing <liyunqing@kylinos.cn> - 2.2.0-7
+- sync macros with kernel defined which use in recv and send
+
+* Thu Mar 7 2024 liyunqing <liyunqing@kylinos.cn> - 2.2.0-6
+- fix duplicate pbuf_free in udp_sendto
+
+* Wed Mar 6 2024 yangchen <yangchen145@huawei.com> - 2.2.0-5
+- support udp pkglen > mtu: modify netbuf_alloc size
+
+* Tue Mar 5 2024 yangchen <yangchen145@huawei.com> - 2.2.0-4
+- support udp pkglen > mtu: modify IP_REASS_MAX_PBUFS
+
 * Tue Mar 5 2024 jiangheng <jiangheng14@huawei.com> - 2.2.0-3
 - remove backport patches
 - sys_mbox_new return error when rte ring create failed