30 lines
1.0 KiB
Diff
30 lines
1.0 KiB
Diff
From d14e214a9cd32f05f097b023baa7c4a6d8629fce Mon Sep 17 00:00:00 2001
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From: jiangheng <jiangheng14@huawei.com>
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Date: Mon, 18 Dec 2023 21:30:32 +0800
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Subject: [PATCH] fix udp multicast bind error
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---
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src/lstack/api/lstack_wrap.c | 6 ++++++
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1 file changed, 6 insertions(+)
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diff --git a/src/lstack/api/lstack_wrap.c b/src/lstack/api/lstack_wrap.c
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index 89f54f8..5feadc3 100644
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--- a/src/lstack/api/lstack_wrap.c
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+++ b/src/lstack/api/lstack_wrap.c
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@@ -211,6 +211,12 @@ static int32_t do_bind(int32_t s, const struct sockaddr *name, socklen_t namelen
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return posix_api->bind_fn(s, name, namelen);
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}
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+ /* select user path when udp enable and ip addr is multicast */
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+ if (IN_MULTICAST(ntohl(((struct sockaddr_in *)name)->sin_addr.s_addr))) {
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+ SET_CONN_TYPE_LIBOS(sock->conn);
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+ return g_wrap_api->bind_fn(s, name, namelen);
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+ }
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+
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if (match_host_addr(((struct sockaddr_in *)name)->sin_addr.s_addr)) {
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/* maybe kni addr */
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if (posix_api->bind_fn(s, name, namelen) != 0) {
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--
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2.27.0
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