qemu-nbd tool (Anthony Liguori)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4596 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/nbd.h b/nbd.h
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--- /dev/null
+++ b/nbd.h
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+/*\
+ *  Copyright (C) 2005  Anthony Liguori <anthony@codemonkey.ws>
+ *
+ *  Network Block Device
+ *
+ *  This program 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; under version 2 of the License.
+ *
+ *  This program 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 this program; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+\*/
+
+#ifndef NBD_H
+#define NBD_H
+
+#include <sys/types.h>
+#include <stdbool.h>
+
+#include <qemu-common.h>
+#include "block_int.h"
+
+int tcp_socket_incoming(const char *address, uint16_t port);
+
+int nbd_negotiate(BlockDriverState *bs, int csock, off_t size);
+int nbd_receive_negotiate(int fd, int csock);
+int nbd_trip(BlockDriverState *bs, int csock, off_t size, uint64_t dev_offset, off_t *offset, bool readonly);
+int nbd_client(int fd, int csock);
+int nbd_disconnect(int fd);
+
+#endif