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authorYang Tse <yangsita@gmail.com>2011-09-24 17:38:16 +0200
committerYang Tse <yangsita@gmail.com>2011-09-24 17:40:46 +0200
commitc6702c7d3f53b0eb07e452c732df1b8f5765b287 (patch)
treea10425f82f68519524437a5751a276b75c25cc09 /src/tool_cb_skt.c
parent8bab6700d9a7f2085c81c069e0ac0792ac0521b2 (diff)
curl tool: reviewed code moved to tool_*.[ch] files
Diffstat (limited to 'src/tool_cb_skt.c')
-rw-r--r--src/tool_cb_skt.c97
1 files changed, 97 insertions, 0 deletions
diff --git a/src/tool_cb_skt.c b/src/tool_cb_skt.c
new file mode 100644
index 000000000..156c1108e
--- /dev/null
+++ b/src/tool_cb_skt.c
@@ -0,0 +1,97 @@
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2011, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "setup.h"
+
+#include <curl/curl.h>
+
+#ifdef HAVE_SYS_SOCKET_H
+# include <sys/socket.h>
+#endif
+
+#define ENABLE_CURLX_PRINTF
+/* use our own printf() functions */
+#include "curlx.h"
+
+#include "tool_cfgable.h"
+#include "tool_msgs.h"
+#include "tool_cb_skt.h"
+
+#include "memdebug.h" /* keep this as LAST include */
+
+/*
+** callback for CURLOPT_SOCKOPTFUNCTION
+*/
+
+int tool_sockopt_cb(void *userdata, curl_socket_t curlfd, curlsocktype purpose)
+{
+ struct Configurable *config = userdata;
+
+ int onoff = 1; /* this callback is only used if we ask for keepalives on the
+ connection */
+
+#if defined(TCP_KEEPIDLE) || defined(TCP_KEEPINTVL)
+ int keepidle = (int)config->alivetime;
+#endif
+
+ switch(purpose) {
+ case CURLSOCKTYPE_IPCXN:
+ if(setsockopt(curlfd, SOL_SOCKET, SO_KEEPALIVE, (void *)&onoff,
+ sizeof(onoff)) < 0) {
+ /* don't abort operation, just issue a warning */
+ SET_SOCKERRNO(0);
+ warnf(config, "Could not set SO_KEEPALIVE!\n");
+ return 0;
+ }
+ else {
+ if(config->alivetime) {
+#ifdef TCP_KEEPIDLE
+ if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPIDLE, (void *)&keepidle,
+ sizeof(keepidle)) < 0) {
+ /* don't abort operation, just issue a warning */
+ SET_SOCKERRNO(0);
+ warnf(config, "Could not set TCP_KEEPIDLE!\n");
+ return 0;
+ }
+#endif
+#ifdef TCP_KEEPINTVL
+ if(setsockopt(curlfd, IPPROTO_TCP, TCP_KEEPINTVL, (void *)&keepidle,
+ sizeof(keepidle)) < 0) {
+ /* don't abort operation, just issue a warning */
+ SET_SOCKERRNO(0);
+ warnf(config, "Could not set TCP_KEEPINTVL!\n");
+ return 0;
+ }
+#endif
+#if !defined(TCP_KEEPIDLE) || !defined(TCP_KEEPINTVL)
+ warnf(config, "Keep-alive functionality somewhat crippled due to "
+ "missing support in your operating system!\n");
+#endif
+ }
+ }
+ break;
+ default:
+ break;
+ }
+
+ return 0;
+}
+