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diff --git a/open-vm-tools/vmhgfs-fuse/transport.h b/open-vm-tools/vmhgfs-fuse/transport.h
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+/*********************************************************
+ * Copyright (C) 2013 VMware, Inc. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published
+ * by the Free Software Foundation version 2.1 and no later version.
+ *
+ * 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 Lesser GNU General Public
+ * License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ *********************************************************/
+
+/*
+ * transport.h --
+ */
+
+#ifndef _HGFS_DRIVER_TRANSPORT_H_
+#define _HGFS_DRIVER_TRANSPORT_H_
+
+#include "request.h"
+#include <pthread.h>
+
+/*
+ * There are the operations a channel should implement.
+ */
+struct HgfsTransportChannel;
+typedef struct HgfsTransportChannelOps {
+ Bool (*open)(struct HgfsTransportChannel *);
+ void (*close)(struct HgfsTransportChannel *);
+ int (*send)(struct HgfsTransportChannel *, HgfsReq *);
+ int (*recv)(struct HgfsTransportChannel *, char **, size_t *);
+ void (*exit)(struct HgfsTransportChannel *);
+} HgfsTransportChannelOps;
+
+typedef enum {
+ HGFS_CHANNEL_UNINITIALIZED,
+ HGFS_CHANNEL_NOTCONNECTED,
+ HGFS_CHANNEL_CONNECTED,
+} HgfsChannelStatus;
+
+typedef struct HgfsTransportChannel {
+ const char *name; /* Channel name. */
+ HgfsTransportChannelOps ops; /* Channel ops. */
+ HgfsChannelStatus status; /* Connection status. */
+ void *priv; /* Channel private data. */
+ pthread_mutex_t connLock; /* Protect _this_ struct. */
+} HgfsTransportChannel;
+
+/* Public functions (with respect to the entire module). */
+int HgfsTransportInit(void);
+void HgfsTransportExit(void);
+int HgfsTransportSendRequest(HgfsReq *req);
+void HgfsTransportProcessPacket(char *receivedPacket,
+ size_t receivedSize);
+void HgfsTransportBeforeExitingRecvThread(void);
+
+#endif // _HGFS_DRIVER_TRANSPORT_H_