From d52f208d9fb6381f3c3656c5916866a4b779fa82 Mon Sep 17 00:00:00 2001 From: Matthias Schiffer Date: Tue, 20 Aug 2013 16:16:55 +0200 Subject: Use v4-mapped addresses for IPv4 peers on IPv6 sockets This is needed at least on FreeBSD --- src/send.c | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'src/send.c') diff --git a/src/send.c b/src/send.c index 8707e31..3a990d2 100644 --- a/src/send.c +++ b/src/send.c @@ -70,6 +70,7 @@ static void send_type(fastd_context_t *ctx, const fastd_socket_t *sock, const fa struct msghdr msg = {}; char cbuf[1024] = {}; + fastd_peer_address_t remote_addr6; switch (remote_addr->sa.sa_family) { case AF_INET: @@ -86,6 +87,14 @@ static void send_type(fastd_context_t *ctx, const fastd_socket_t *sock, const fa exit_bug(ctx, "unsupported address family"); } + if (sock->bound_addr->sa.sa_family == AF_INET6) { + remote_addr6 = *remote_addr; + fastd_peer_address_widen(&remote_addr6); + + msg.msg_name = (void*)&remote_addr6.in6; + msg.msg_namelen = sizeof(struct sockaddr_in6); + } + struct iovec iov[2] = { { .iov_base = &packet_type, .iov_len = 1 }, { .iov_base = buffer.data, .iov_len = buffer.len } -- cgit v1.2.3