summaryrefslogtreecommitdiffstats
path: root/network_io/win32/sockopt.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 06:23:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 06:23:09 +0000
commit30d479c28c831a0d4f1fdb54a9e346b0fc176be1 (patch)
treeaa35d7414ce9f1326abf6f723f6dfa5b0aa08b1d /network_io/win32/sockopt.c
parentInitial commit. (diff)
downloadapr-30d479c28c831a0d4f1fdb54a9e346b0fc176be1.tar.xz
apr-30d479c28c831a0d4f1fdb54a9e346b0fc176be1.zip
Adding upstream version 1.7.2.upstream/1.7.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'network_io/win32/sockopt.c')
-rw-r--r--network_io/win32/sockopt.c302
1 files changed, 302 insertions, 0 deletions
diff --git a/network_io/win32/sockopt.c b/network_io/win32/sockopt.c
new file mode 100644
index 0000000..463eeeb
--- /dev/null
+++ b/network_io/win32/sockopt.c
@@ -0,0 +1,302 @@
+/* Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License. You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "apr_arch_networkio.h"
+#include "apr_arch_misc.h" /* apr_os_level */
+#include "apr_network_io.h"
+#include "apr_general.h"
+#include "apr_strings.h"
+#include <string.h>
+
+/* IPV6_V6ONLY is missing from pre-Windows 2008 SDK as well as MinGW
+ * (at least up through 1.0.16).
+ * Runtime support is a separate issue.
+ */
+#ifndef IPV6_V6ONLY
+#define IPV6_V6ONLY 27
+#endif
+
+static apr_status_t soblock(SOCKET sd)
+{
+ u_long zero = 0;
+
+ if (ioctlsocket(sd, FIONBIO, &zero) == SOCKET_ERROR) {
+ return apr_get_netos_error();
+ }
+ return APR_SUCCESS;
+}
+
+static apr_status_t sononblock(SOCKET sd)
+{
+ u_long one = 1;
+
+ if (ioctlsocket(sd, FIONBIO, &one) == SOCKET_ERROR) {
+ return apr_get_netos_error();
+ }
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_socket_timeout_set(apr_socket_t *sock, apr_interval_time_t t)
+{
+ apr_status_t stat;
+
+ if (t == 0) {
+ /* Set the socket non-blocking if it was previously blocking */
+ if (sock->timeout != 0) {
+ if ((stat = sononblock(sock->socketdes)) != APR_SUCCESS)
+ return stat;
+ }
+ }
+ else if (t > 0) {
+ /* Set the socket to blocking if it was previously non-blocking */
+ if (sock->timeout == 0 || apr_is_option_set(sock, APR_SO_NONBLOCK)) {
+ if ((stat = soblock(sock->socketdes)) != APR_SUCCESS)
+ return stat;
+ apr_set_option(sock, APR_SO_NONBLOCK, 0);
+ }
+ /* Reset socket timeouts if the new timeout differs from the old timeout */
+ if (sock->timeout != t)
+ {
+ /* Win32 timeouts are in msec, represented as int */
+ sock->timeout_ms = (int)apr_time_as_msec(t);
+ setsockopt(sock->socketdes, SOL_SOCKET, SO_RCVTIMEO,
+ (char *) &sock->timeout_ms,
+ sizeof(sock->timeout_ms));
+ setsockopt(sock->socketdes, SOL_SOCKET, SO_SNDTIMEO,
+ (char *) &sock->timeout_ms,
+ sizeof(sock->timeout_ms));
+ }
+ }
+ else if (t < 0) {
+ int zero = 0;
+ /* Set the socket to blocking with infinite timeouts */
+ if ((stat = soblock(sock->socketdes)) != APR_SUCCESS)
+ return stat;
+ setsockopt(sock->socketdes, SOL_SOCKET, SO_RCVTIMEO,
+ (char *) &zero, sizeof(zero));
+ setsockopt(sock->socketdes, SOL_SOCKET, SO_SNDTIMEO,
+ (char *) &zero, sizeof(zero));
+ }
+ sock->timeout = t;
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_socket_opt_set(apr_socket_t *sock,
+ apr_int32_t opt, apr_int32_t on)
+{
+ int one;
+ apr_status_t stat;
+
+ one = on ? 1 : 0;
+
+ switch (opt) {
+ case APR_SO_KEEPALIVE:
+ if (on != apr_is_option_set(sock, APR_SO_KEEPALIVE)) {
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_KEEPALIVE,
+ (void *)&one, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_SO_KEEPALIVE, on);
+ }
+ break;
+ case APR_SO_DEBUG:
+ if (on != apr_is_option_set(sock, APR_SO_DEBUG)) {
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_DEBUG,
+ (void *)&one, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_SO_DEBUG, on);
+ }
+ break;
+ case APR_SO_SNDBUF:
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_SNDBUF,
+ (void *)&on, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ break;
+ case APR_SO_RCVBUF:
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_RCVBUF,
+ (void *)&on, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ break;
+ case APR_SO_BROADCAST:
+ if (on != apr_is_option_set(sock, APR_SO_BROADCAST)) {
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_BROADCAST,
+ (void *)&one, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_SO_BROADCAST, on);
+ }
+ break;
+ case APR_SO_REUSEADDR:
+ if (on != apr_is_option_set(sock, APR_SO_REUSEADDR)) {
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_REUSEADDR,
+ (void *)&one, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_SO_REUSEADDR, on);
+ }
+ break;
+ case APR_SO_NONBLOCK:
+ if (apr_is_option_set(sock, APR_SO_NONBLOCK) != on) {
+ if (on) {
+ if ((stat = sononblock(sock->socketdes)) != APR_SUCCESS)
+ return stat;
+ }
+ else {
+ if ((stat = soblock(sock->socketdes)) != APR_SUCCESS)
+ return stat;
+ }
+ apr_set_option(sock, APR_SO_NONBLOCK, on);
+ }
+ break;
+ case APR_SO_LINGER:
+ {
+ if (apr_is_option_set(sock, APR_SO_LINGER) != on) {
+ struct linger li;
+ li.l_onoff = on;
+ li.l_linger = APR_MAX_SECS_TO_LINGER;
+ if (setsockopt(sock->socketdes, SOL_SOCKET, SO_LINGER,
+ (char *) &li, sizeof(struct linger)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_SO_LINGER, on);
+ }
+ break;
+ }
+ case APR_TCP_DEFER_ACCEPT:
+#if defined(TCP_DEFER_ACCEPT)
+ if (apr_is_option_set(sock, APR_TCP_DEFER_ACCEPT) != on) {
+ int optlevel = IPPROTO_TCP;
+ int optname = TCP_DEFER_ACCEPT;
+
+ if (setsockopt(sock->socketdes, optlevel, optname,
+ (void *)&on, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_TCP_DEFER_ACCEPT, on);
+ }
+#else
+ return APR_ENOTIMPL;
+#endif
+ case APR_TCP_NODELAY:
+ if (apr_is_option_set(sock, APR_TCP_NODELAY) != on) {
+ int optlevel = IPPROTO_TCP;
+ int optname = TCP_NODELAY;
+
+#if APR_HAVE_SCTP
+ if (sock->protocol == IPPROTO_SCTP) {
+ optlevel = IPPROTO_SCTP;
+ optname = SCTP_NODELAY;
+ }
+#endif
+ if (setsockopt(sock->socketdes, optlevel, optname,
+ (void *)&on, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_TCP_NODELAY, on);
+ }
+ break;
+ case APR_IPV6_V6ONLY:
+#if APR_HAVE_IPV6
+ if (apr_os_level < APR_WIN_VISTA &&
+ sock->local_addr->family == AF_INET6) {
+ /* apr_set_option() called at socket creation */
+ if (on) {
+ return APR_SUCCESS;
+ }
+ else {
+ return APR_ENOTIMPL;
+ }
+ }
+ /* we don't know the initial setting of this option,
+ * so don't check sock->options since that optimization
+ * won't work
+ */
+ if (setsockopt(sock->socketdes, IPPROTO_IPV6, IPV6_V6ONLY,
+ (void *)&on, sizeof(int)) == -1) {
+ return apr_get_netos_error();
+ }
+ apr_set_option(sock, APR_IPV6_V6ONLY, on);
+#else
+ return APR_ENOTIMPL;
+#endif
+ break;
+ default:
+ return APR_EINVAL;
+ break;
+ }
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_socket_timeout_get(apr_socket_t *sock, apr_interval_time_t *t)
+{
+ *t = sock->timeout;
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_socket_opt_get(apr_socket_t *sock,
+ apr_int32_t opt, apr_int32_t *on)
+{
+ switch (opt) {
+ case APR_SO_DISCONNECTED:
+ *on = sock->disconnected;
+ break;
+ case APR_SO_KEEPALIVE:
+ case APR_SO_DEBUG:
+ case APR_SO_REUSEADDR:
+ case APR_SO_NONBLOCK:
+ case APR_SO_LINGER:
+ default:
+ *on = apr_is_option_set(sock, opt);
+ break;
+ }
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_socket_atmark(apr_socket_t *sock, int *atmark)
+{
+ u_long oobmark;
+
+ if (ioctlsocket(sock->socketdes, SIOCATMARK, (void*) &oobmark) < 0)
+ return apr_get_netos_error();
+
+ *atmark = (oobmark != 0);
+
+ return APR_SUCCESS;
+}
+
+
+APR_DECLARE(apr_status_t) apr_gethostname(char *buf, int len,
+ apr_pool_t *cont)
+{
+ if (gethostname(buf, len) == -1) {
+ buf[0] = '\0';
+ return apr_get_netos_error();
+ }
+ else if (!memchr(buf, '\0', len)) { /* buffer too small */
+ buf[0] = '\0';
+ return APR_ENAMETOOLONG;
+ }
+ return APR_SUCCESS;
+}
+