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Set SO_BROADCAST socket option for UDP sockets.

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This commit is contained in:
Fabio Alessandrelli
2018-06-02 20:08:33 +02:00
parent 6e32a2886f
commit 69817232ff
1 changed files with 7 additions and 0 deletions
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7
drivers/unix/socket_helpers.h
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@@ -124,6 +124,13 @@ static int _socket_create(IP::Type &p_type, int type, int protocol) {
WARN_PRINT("Unable to set/unset IPv4 address mapping over IPv6"); WARN_PRINT("Unable to set/unset IPv4 address mapping over IPv6");
} }
} }
if (protocol == IPPROTO_UDP && p_type != IP::TYPE_IPV6) {
// Enable broadcasting for UDP sockets if it's not IPv6 only (IPv6 has no broadcast option).
int broadcast = 1;
if (setsockopt(sockfd, SOL_SOCKET, SO_BROADCAST, (char *)&broadcast, sizeof(broadcast)) != 0) {
WARN_PRINT("Error when enabling broadcasting");
}
}
return sockfd; return sockfd;
} }