Import initial strongswan 2.7.0 version into SVN.

1 files changed, 97 insertions, 0 deletions

diff --git a/lib/liblwres/getrrset2.c b/lib/liblwres/getrrset2.c
new file mode 100644
index 000000000..031021e06
--- /dev/null
+++ b/lib/liblwres/getrrset2.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (C) 2000, 2001  Internet Software Consortium.
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM
+ * DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL
+ * INTERNET SOFTWARE CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT,
+ * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING
+ * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+ * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+/* $Id: getrrset2.c,v 1.1 2004/03/15 20:35:25 as Exp $ */
+
+#include <config.h>
+
+#include <string.h>
+#include <errno.h>
+#include <stdlib.h>
+
+#include <lwres/lwres.h>
+#include <lwres/net.h>
+#include <lwres/netdb.h>	/* XXX #include <netdb.h> */
+
+#include <lwres/async.h>
+
+#include "assert_p.h"
+
+int
+lwres_getrrsetbyname_async(const char *hostname, unsigned int rdclass,
+			   unsigned int rdtype, unsigned int flags,
+			   struct rrsetinfo **res)
+{
+	int ret, ret2;
+	lwres_context_t *ctx = NULL;
+	struct lwres_async_state las;
+	struct lwres_async_state *plas;
+	struct timeval timeout;
+	fd_set readfds;
+	int    sock;
+
+	ret = lwres_async_init(&ctx);
+	if(ret != ERRSET_SUCCESS) {
+		return(ret);
+	}
+	
+	ret = lwres_getrrsetbyname_init(hostname, rdclass,
+					rdtype, flags,
+					ctx, &las);
+
+	if(ret != ERRSET_SUCCESS) {
+		return ret;
+	}
+
+	again:
+
+	lwres_getrrsetbyname_xmit(ctx, &las);
+	timeout.tv_sec = lwres_async_timeout(ctx);
+	sock = lwres_async_fd(ctx);
+
+	FD_ZERO(&readfds);
+	FD_SET(sock, &readfds);
+	ret2 = select(sock + 1, &readfds, NULL, NULL, &timeout);
+	
+	/*
+	 * What happened with select?
+	 */
+	if (ret2 < 0) {
+		ret = LWRES_R_IOERROR;
+		goto out3;
+	}
+	if (ret2 == 0) {
+		ret = LWRES_R_TIMEOUT;
+		goto out3;
+	}
+
+	ret = lwres_getrrsetbyname_read(&plas, ctx, res);
+	if(ret == LWRES_R_RETRY) {
+		/* XXX retransmit */
+		goto again;
+	}
+
+ out3:
+	/* clean stuff up */
+
+ out:
+	if (ctx != NULL)
+		lwres_context_destroy(&ctx);
+	
+	return ret;
+}
+