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[gnunet] branch master updated: call listen before accept
From: |
gnunet |
Subject: |
[gnunet] branch master updated: call listen before accept |
Date: |
Mon, 23 Dec 2019 10:07:16 +0100 |
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martin-schanzenbach pushed a commit to branch master
in repository gnunet.
The following commit(s) were added to refs/heads/master by this push:
new a140ff725 call listen before accept
a140ff725 is described below
commit a140ff725af20d55f80463969a415bbd85ff63bc
Author: Schanzenbach, Martin <address@hidden>
AuthorDate: Mon Dec 23 18:04:01 2019 +0900
call listen before accept
---
src/transport/gnunet-communicator-tcp.c | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/src/transport/gnunet-communicator-tcp.c
b/src/transport/gnunet-communicator-tcp.c
index 70cbb731a..b577a96a6 100644
--- a/src/transport/gnunet-communicator-tcp.c
+++ b/src/transport/gnunet-communicator-tcp.c
@@ -1121,6 +1121,9 @@ tcp_address_to_sockaddr (const char *bindto, socklen_t
*sock_len)
i4 = GNUNET_malloc (sizeof(struct sockaddr_in));
i4->sin_family = AF_INET;
i4->sin_port = htons ((uint16_t) port);
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa4.sin_len = sizeof(sizeof(struct sockaddr_in));
+#endif
*sock_len = sizeof(struct sockaddr_in);
in = (struct sockaddr *) i4;
}
@@ -1131,6 +1134,9 @@ tcp_address_to_sockaddr (const char *bindto, socklen_t
*sock_len)
i6 = GNUNET_malloc (sizeof(struct sockaddr_in6));
i6->sin6_family = AF_INET6;
i6->sin6_port = htons ((uint16_t) port);
+#if HAVE_SOCKADDR_IN_SIN_LEN
+ sa6.sin6_len = sizeof(sizeof(struct sockaddr_in6));
+#endif
*sock_len = sizeof(struct sockaddr_in6);
in = (struct sockaddr *) i6;
}
@@ -1728,7 +1734,7 @@ listen_cb (void *cls)
addrlen = sizeof(in);
memset (&in, 0, sizeof(in));
sock = GNUNET_NETWORK_socket_accept (listen_sock,
- (struct sockaddr *) &in,
+ (struct sockaddr*) &in,
&addrlen);
if ((NULL == sock) && ((EMFILE == errno) || (ENFILE == errno)))
return; /* system limit reached, wait until connection goes down */
@@ -2125,6 +2131,17 @@ run (void *cls,
GNUNET_free (bindto);
return;
}
+ if (GNUNET_OK !=
+ GNUNET_NETWORK_socket_listen (listen_sock,
+ 5))
+ {
+ GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR,
+ "listen");
+ GNUNET_NETWORK_socket_close (listen_sock);
+ listen_sock = NULL;
+ GNUNET_free (in);
+ GNUNET_free (bindto);
+ }
/* We might have bound to port 0, allowing the OS to figure it out;
thus, get the real IN-address from the socket */
sto_len = sizeof(in_sto);
--
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