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Viewing changes to android/frameworks/native/include/utils/ashmem.h

  • Committer: Package Import Robot
  • Author(s): Dmitrijs Ledkovs
  • Date: 2013-07-05 10:12:24 UTC
  • Revision ID: package-import@ubuntu.com-20130705101224-6qo3e8jbz8p31aa1
Tags: upstream-0.20130705.1
Import upstream version 0.20130705.1

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android/frameworks/native/include/utils/ashmem.h
 
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/* utils/ashmem.h
 
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 **
 
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 ** Copyright 2008 The Android Open Source Project
 
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 **
 
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 ** This file is dual licensed.  It may be redistributed and/or modified
 
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 ** under the terms of the Apache 2.0 License OR version 2 of the GNU
 
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 ** General Public License.
 
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 */
 
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#ifndef _UTILS_ASHMEM_H
 
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#define _UTILS_ASHMEM_H
 
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#include <linux/limits.h>
 
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#include <linux/ioctl.h>
 
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#define ASHMEM_NAME_LEN         256
 
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#define ASHMEM_NAME_DEF         "dev/ashmem"
 
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/* Return values from ASHMEM_PIN: Was the mapping purged while unpinned? */
 
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#define ASHMEM_NOT_REAPED       0
 
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#define ASHMEM_WAS_REAPED       1
 
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/* Return values from ASHMEM_UNPIN: Is the mapping now pinned or unpinned? */
 
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#define ASHMEM_NOW_UNPINNED     0
 
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#define ASHMEM_NOW_PINNED       1
 
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#define __ASHMEMIOC             0x77
 
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#define ASHMEM_SET_NAME         _IOW(__ASHMEMIOC, 1, char[ASHMEM_NAME_LEN])
 
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#define ASHMEM_GET_NAME         _IOR(__ASHMEMIOC, 2, char[ASHMEM_NAME_LEN])
 
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#define ASHMEM_SET_SIZE         _IOW(__ASHMEMIOC, 3, size_t)
 
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#define ASHMEM_GET_SIZE         _IO(__ASHMEMIOC, 4)
 
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#define ASHMEM_SET_PROT_MASK    _IOW(__ASHMEMIOC, 5, unsigned long)
 
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#define ASHMEM_GET_PROT_MASK    _IO(__ASHMEMIOC, 6)
 
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#define ASHMEM_PIN              _IO(__ASHMEMIOC, 7)
 
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#define ASHMEM_UNPIN            _IO(__ASHMEMIOC, 8)
 
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#define ASHMEM_ISPINNED         _IO(__ASHMEMIOC, 9)
 
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#define ASHMEM_PURGE_ALL_CACHES _IO(__ASHMEMIOC, 10)
 
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#endif  /* _UTILS_ASHMEM_H */