1 files changed, 71 insertions, 0 deletions
diff --git a/tools/vtpm_manager/manager/vtpm_ipc.h b/tools/vtpm_manager/manager/vtpm_ipc.h
new file mode 100644
index 0000000000..529c4a29ea
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+++ b/tools/vtpm_manager/manager/vtpm_ipc.h
@@ -0,0 +1,71 @@
+// ===================================================================
+//
+// Copyright (c) 2005, Intel Corp.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions
+// are met:
+//
+//   * Redistributions of source code must retain the above copyright
+//     notice, this list of conditions and the following disclaimer.
+//   * Redistributions in binary form must reproduce the above
+//     copyright notice, this list of conditions and the following
+//     disclaimer in the documentation and/or other materials provided
+//     with the distribution.
+//   * Neither the name of Intel Corporation nor the names of its
+//     contributors may be used to endorse or promote products derived
+//     from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+// OF THE POSSIBILITY OF SUCH DAMAGE.
+// ===================================================================
+//
+// vtpm_ipc.h Header for interprocess communication between VTPM manager
+// and Guests or VTPMs
+//
+// ===================================================================
+
+#ifndef __VTPM_IO_H__
+#define __VTPM_IO_H__
+
+#include "tcg.h"
+
+#define VTPM_IPC_CLOSED -1
+
+// Represents an (somewhat) abstracted io handle.
+typedef struct vtpm_ipc_handle_t {
+  int fh;              // IO handle.
+  int flags;           // Flags for opening. This may need to become
+                       // a void *, but for now files use an int.
+  char *name;          // Names for debugging as well as filenames
+                       // for file-based io.
+} vtpm_ipc_handle_t;
+
+
+int vtpm_ipc_init(vtpm_ipc_handle_t *ioh, char* name, int flags, BOOL create);
+
+// Create the file that needs opening. Used only for FIFOs
+// FYI: This may cause problems in other file IO schemes. We'll see.
+int vtpm_ipc_create(vtpm_ipc_handle_t *ioh);
+
+// Read size bytes. If FH isn't open, open it.
+int vtpm_ipc_read(vtpm_ipc_handle_t *ioh, vtpm_ipc_handle_t *alt_ioh, BYTE *bytes, UINT32 size);
+
+// Write size bytes. If FH isn't open, open it.
+int vtpm_ipc_write(vtpm_ipc_handle_t *ioh, vtpm_ipc_handle_t *alt_ioh, BYTE *bytes, UINT32 size);
+
+// Mark file as closed and try and close it. Errors not reported.
+void vtpm_ipc_close(vtpm_ipc_handle_t *ioh);
+
+#endif