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Make open_udp_socket() IPv6 clean. Trying to fix bug #6437 - Unable to join IPv6-only ads domain.

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Avaiting feedback from submitter before backport to 3.4 and earlier.
Jeremy.
This commit is contained in:
Jeremy Allison 2009-06-08 13:26:39 -07:00
parent d2bb72d713
commit c736baf9f8
1 changed files with 25 additions and 10 deletions
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35
source3/lib/util_sock.c
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@ -1414,24 +1414,39 @@ bool open_any_socket_out(struct sockaddr_storage *addrs, int num_addrs,
int open_udp_socket(const char *host, int port)
{
int type = SOCK_DGRAM;
struct sockaddr_in sock_out;
struct sockaddr_storage ss;
int res;
struct in_addr addr;
addr = interpret_addr2(host);
if (!interpret_string_addr(&ss, host, 0)) {
DEBUG(10,("open_udp_socket: can't resolve name %s\n",
host));
return -1;
}
res = socket(PF_INET, type, 0);
res = socket(ss.ss_family, SOCK_DGRAM, 0);
if (res == -1) {
return -1;
}
memset((char *)&sock_out,'\0',sizeof(sock_out));
putip((char *)&sock_out.sin_addr,(char *)&addr);
sock_out.sin_port = htons(port);
sock_out.sin_family = PF_INET;
#if defined(HAVE_IPV6)
if (ss.ss_family == AF_INET6) {
struct sockaddr_in6 *psa6;
psa6 = (struct sockaddr_in6 *)&ss;
psa6->sin6_port = htons(port);
if (psa6->sin6_scope_id == 0
&& IN6_IS_ADDR_LINKLOCAL(&psa6->sin6_addr)) {
setup_linklocal_scope_id(
(struct sockaddr *)&ss);
}
}
#endif
if (ss.ss_family == AF_INET) {
struct sockaddr_in *psa;
psa = (struct sockaddr_in *)&ss;
psa->sin_port = htons(port);
}
if (sys_connect(res,(struct sockaddr *)&sock_out)) {
if (sys_connect(res,(struct sockaddr *)&ss)) {
close(res);
return -1;
}