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resolve: add support for IPv6 DNS64/NAT64 Networks on OS X + iOS

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Use getaddrinfo() to resolve the IPv4 address literal on iOS/Mac OS X.
If the current network interface doesn’t support IPv4, but supports
IPv6, NAT64, and DNS64.

Closes #866
Fixes #863
This commit is contained in:
Luo Jinghua 2016-06-07 18:11:37 +08:00 • committed by Daniel Stenberg
parent 9b6d3a662e
commit 01a49a7626
5 changed files with 69 additions and 2 deletions
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11
lib/asyn-thread.c
View file

@ -279,6 +279,9 @@ static unsigned int CURL_STDCALL getaddrinfo_thread (void *arg)
if(tsd->sock_error == 0)
tsd->sock_error = RESOLVER_ENOMEM;
}
else {
Curl_addrinfo_set_port(tsd->res, tsd->port);
}
Curl_mutex_acquire(tsd->mtx);
if(tsd->done) {
@ -602,6 +605,7 @@ Curl_addrinfo *Curl_resolver_getaddrinfo(struct connectdata *conn,
*waitp = 0; /* default to synchronous response */
#ifndef USE_RESOLVE_ON_IPS
/* First check if this is an IPv4 address string */
if(Curl_inet_pton(AF_INET, hostname, &in) > 0)
/* This is a dotted IP address 123.123.123.123-style */
@ -609,7 +613,7 @@ Curl_addrinfo *Curl_resolver_getaddrinfo(struct connectdata *conn,
#ifdef CURLRES_IPV6
/* check if this is an IPv6 address string */
if(Curl_inet_pton (AF_INET6, hostname, &in6) > 0)
if(Curl_inet_pton(AF_INET6, hostname, &in6) > 0)
/* This is an IPv6 address literal */
return Curl_ip2addr(AF_INET6, &in6, hostname, port);
@ -633,6 +637,7 @@ Curl_addrinfo *Curl_resolver_getaddrinfo(struct connectdata *conn,
pf = PF_INET;
#endif /* CURLRES_IPV6 */
#endif /* USE_RESOLVE_ON_IPS */
memset(&hints, 0, sizeof(hints));
hints.ai_family = pf;
@ -656,6 +661,10 @@ Curl_addrinfo *Curl_resolver_getaddrinfo(struct connectdata *conn,
hostname, port, Curl_strerror(conn, SOCKERRNO));
return NULL;
}
else {
Curl_addrinfo_set_port(res, port);
}
return res;
}