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Subject: [PATCH] fixed not to use IPv4-mapped address for IPv6 only node

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Since IPv6 only node can not connect with IPv4-mapped address.
This commit is contained in:
Yusuke Ishiguro 2015-12-09 19:24:44 +09:00 • committed by Andy Green
parent cb0cbfaec1
commit 4fee9de6bc
1 changed files with 2 additions and 10 deletions
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12
lib/client-handshake.c
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@ -63,6 +63,8 @@ lws_client_connect_2(struct lws_context *context, struct lws *wsi)
#ifdef LWS_USE_IPV6
if (LWS_IPV6_ENABLED(context)) {
memset(&hints, 0, sizeof(struct addrinfo));
hints.ai_family = AF_INET6;
hints.ai_flags = AI_V4MAPPED;
n = getaddrinfo(ads, NULL, &hints, &result);
if (n) {
#ifdef _WIN32
@ -75,16 +77,6 @@ lws_client_connect_2(struct lws_context *context, struct lws *wsi)
server_addr6.sin6_family = AF_INET6;
switch (result->ai_family) {
case AF_INET:
/* map IPv4 to IPv6 */
bzero((char *)&server_addr6.sin6_addr,
sizeof(struct in6_addr));
server_addr6.sin6_addr.s6_addr[10] = 0xff;
server_addr6.sin6_addr.s6_addr[11] = 0xff;
memcpy(&server_addr6.sin6_addr.s6_addr[12],
&((struct sockaddr_in *)result->ai_addr)->sin_addr,
sizeof(struct in_addr));
break;
case AF_INET6:
memcpy(&server_addr6.sin6_addr,
&((struct sockaddr_in6 *)result->ai_addr)->sin6_addr,