renamed capwap directory to cw.

FossilOrigin-Name: 8a43dd9d05a4cb73210243ddd8df2a26f16c7ef2c4d4e36ab446de1f65d88223

src/cw/dtls_openssl_connect.c

@@ -0,0 +1,81 @@
+#include <openssl/err.h>
+
+#include "dtls_openssl.h"
+#include "log.h"
+#include "dbg.h"
+#include "cw_util.h"
+#include "timer.h"
+
+/*
+static BIO_METHOD bio_methods = {
+	BIO_TYPE_DGRAM,
+	"cw packet",
+	dtls_openssl_bio_write,
+	dtls_openssl_bio_read,
+	dtls_openssl_bio_puts,
+	NULL, 			// dgram_gets
+	dtls_openssl_bio_ctrl,
+	dtls_openssl_bio_new,
+	dtls_openssl_bio_free,
+	NULL,
+};
+*/
+
+ unsigned int psk_client_cb(SSL * ssl,
+				  const char *hint,
+				  char *identity,
+				  unsigned int max_identity_len,
+				  unsigned char *psk, unsigned int max_psk_len)
+{
+
+	BIO *b = SSL_get_rbio(ssl);
+	struct conn *conn = b->ptr;
+
+//      printf("KEYY: %s\n",conn->dtls_psk);
+
+	snprintf(identity, max_identity_len, "CLient_identity");
+
+	int l = conn->dtls_psk_len < max_psk_len ? conn->dtls_psk_len : max_psk_len;
+	memcpy(psk, conn->dtls_psk, l);
+	return l;
+
+}
+
+
+int dtls_openssl_connect(struct conn *conn)
+{
+	if (!conn->dtls_data)
+		conn->dtls_data =
+		    dtls_openssl_data_create(conn, DTLSv1_client_method(),
+					     dtls_openssl_bio_method());
+
+	struct dtls_openssl_data *d = (struct dtls_openssl_data *) conn->dtls_data;
+	if (!d)
+		return 0;
+
+//	if (conn->dtls_psk)
+//		SSL_set_psk_client_callback(d->ssl, psk_client_cb);
+
+	int rc;
+
+	errno =0;
+	time_t timer = cw_timer_start(10);
+	do {
+		rc = SSL_connect(d->ssl);
+	}while(rc!=1 && errno==EAGAIN && !cw_timer_timeout(timer));
+	
+
+	if (rc == 1) {
+		cw_dbg(DBG_DTLS,"SSL connect successfull!");
+		conn->read = dtls_openssl_read;
+		conn->write = dtls_openssl_write;
+		return 1;
+	}
+
+	rc = dtls_openssl_log_error(0, rc, "DTLS connect");
+
+
+
+
+	return 0;
+}