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Commit 4c3ce9ef authored by Max Kellermann's avatar Max Kellermann
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socket_util: check if IN6_IS_ADDR_V4MAPPED is defined

On some systems, the macro IN6_IS_ADDR_V4MAPPED() is not available. Don't try to convert IPv6 to their IPV4 equivalents in this case.
parent 38ead091
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src/socket_util.c
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......@@ -33,14 +33,14 @@
char *
sockaddr_to_string(const struct sockaddr *sa, size_t length, GError **error)
{
#ifdef HAVE_IPV6
#if defined(HAVE_IPV6) && defined(IN6_IS_ADDR_V4MAPPED)
const struct sockaddr_in6 *a6 = (const struct sockaddr_in6 *)sa;
struct sockaddr_in a4;
#endif
int ret;
char host[NI_MAXHOST], serv[NI_MAXSERV];
#ifdef HAVE_IPV6
#if defined(HAVE_IPV6) && defined(IN6_IS_ADDR_V4MAPPED)
if (sa->sa_family == AF_INET6 &&
IN6_IS_ADDR_V4MAPPED(&a6->sin6_addr)) {
/* convert "::ffff:127.0.0.1" to "127.0.0.1" */
......
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