+static ngx_int_t
+ngx_parse_inet6_url(ngx_pool_t *pool, ngx_url_t *u)
+{
+#if (NGX_HAVE_INET6)
+ int rc;
+ u_char *p, *host, *port, *last, *uri;
+ size_t len;
+ ngx_int_t n;
+ struct sockaddr_in6 *sin6;
+
+ u->socklen = sizeof(struct sockaddr_in6);
+ sin6 = (struct sockaddr_in6 *) &u->sockaddr;
+ sin6->sin6_family = AF_INET6;
+
+ host = u->url.data + 1;
+
+ last = u->url.data + u->url.len;
+
+ p = ngx_strlchr(host, last, ']');
+
+ if (p == NULL) {
+ u->err = "invalid host";
+ return NGX_ERROR;
+ }
+
+ if (last - p) {
+
+ port = p + 1;
+
+ uri = ngx_strlchr(port, last, '/');
+
+ if (uri) {
+ if (u->listen || !u->uri_part) {
+ u->err = "invalid host";
+ return NGX_ERROR;
+ }
+
+ u->uri.len = last - uri;
+ u->uri.data = uri;
+ }
+
+ if (*port == ':') {
+ port++;
+
+ len = last - port;
+
+ if (len == 0) {
+ u->err = "invalid port";
+ return NGX_ERROR;
+ }
+
+ n = ngx_atoi(port, len);
+
+ if (n < 1 || n > 65536) {
+ u->err = "invalid port";
+ return NGX_ERROR;
+ }
+
+ u->port = (in_port_t) n;
+ sin6->sin6_port = htons((in_port_t) n);
+
+ u->port_text.len = len;
+ u->port_text.data = port;
+
+ } else {
+ u->no_port = 1;
+ }
+ }
+
+ len = p - host;
+
+ if (len == 0) {
+ u->err = "no host";
+ return NGX_ERROR;
+ }
+
+ u->host.len = len++;
+ u->host.data = host;
+
+ p = ngx_alloc(len, pool->log);
+ if (p == NULL) {
+ return NGX_ERROR;
+ }
+
+ (void) ngx_cpystrn(p, host, len);
+
+ rc = inet_pton(AF_INET6, (const char *) p, &sin6->sin6_addr);
+
+ ngx_free(p);
+
+ if (rc == 0) {
+ u->err = "invalid IPv6 address";
+ return NGX_ERROR;
+ }
+
+ if (IN6_IS_ADDR_UNSPECIFIED(&sin6->sin6_addr)) {
+ u->wildcard = 1;
+ }
+
+ u->family = AF_INET6;
+
+ if (u->no_resolve) {
+ return NGX_OK;
+ }
+
+ if (u->no_port) {
+ u->port = u->default_port;
+ sin6->sin6_port = htons(u->default_port);
+ }
+
+ return NGX_OK;
+
+#else
+
+ u->err = "the INET6 sockets are not supported on this platform";
+
+ return NGX_ERROR;
+
+#endif
+}
+
+