renamed capwap directory to cw.

FossilOrigin-Name: 8a43dd9d05a4cb73210243ddd8df2a26f16c7ef2c4d4e36ab446de1f65d88223

src/cw/dtls_openssl_accept.c

@@ -0,0 +1,53 @@
+/*
+    This file is part of libcapwap.
+
+    libcapwap is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    libcapwap is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.
+
+*/
+
+#include <openssl/err.h>
+
+#include "conn.h"
+#include "sock.h"
+#include "dtls_openssl.h"
+#include "log.h"
+
+int dtls_openssl_accept(struct conn *conn)
+{
+	if (!conn->dtls_data)
+		conn->dtls_data =
+		    dtls_openssl_data_create(conn, DTLSv1_server_method(),
+					     dtls_openssl_bio_method());
+
+	struct dtls_openssl_data *d = (struct dtls_openssl_data *) conn->dtls_data;
+	if (!d)
+		return 0;
+
+	int i, rc;
+	for (i = 0; i < conn->wait_dtls; i++) {
+		rc = SSL_accept(d->ssl);
+		if (rc == 1) {
+			conn->read = dtls_openssl_read;
+			conn->write = dtls_openssl_write;
+			return 1;
+		}
+
+		rc = dtls_openssl_log_error_queue("DTLS accept error:");
+		if (rc)
+			return 0;
+	}
+	cw_log(LOG_ERR, "DTLS Error: Timeout while establishing session with %s.",
+	       sock_addr2str(&conn->addr));
+	return 0;
+}