file.h 2.5 KB

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  1. #ifndef _SYS_FILE_H_
  2. #define _SYS_FILE_H_
  3. /*
  4. * Copyright (C) 2001-2003 by egnite Software GmbH. All rights reserved.
  5. *
  6. * Redistribution and use in source and binary forms, with or without
  7. * modification, are permitted provided that the following conditions
  8. * are met:
  9. *
  10. * 1. Redistributions of source code must retain the above copyright
  11. * notice, this list of conditions and the following disclaimer.
  12. * 2. Redistributions in binary form must reproduce the above copyright
  13. * notice, this list of conditions and the following disclaimer in the
  14. * documentation and/or other materials provided with the distribution.
  15. * 3. Neither the name of the copyright holders nor the names of
  16. * contributors may be used to endorse or promote products derived
  17. * from this software without specific prior written permission.
  18. *
  19. * THIS SOFTWARE IS PROVIDED BY EGNITE SOFTWARE GMBH AND CONTRIBUTORS
  20. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  21. * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  22. * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL EGNITE
  23. * SOFTWARE GMBH OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
  24. * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  25. * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
  26. * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
  27. * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  28. * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
  29. * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30. * SUCH DAMAGE.
  31. *
  32. * For additional information see http://www.ethernut.de/
  33. *
  34. */
  35. /*
  36. * $Log: file.h,v $
  37. * Revision 1.2 2006/10/08 16:48:22 haraldkipp
  38. * Documentation fixed
  39. *
  40. * Revision 1.1.1.1 2003/05/09 14:41:20 haraldkipp
  41. * Initial using 3.2.1
  42. *
  43. * Revision 1.2 2003/04/21 16:59:51 harald
  44. * Global eof definition added
  45. *
  46. * Revision 1.1 2003/02/04 18:13:09 harald
  47. * Version 3 released
  48. *
  49. */
  50. #include <sys/types.h>
  51. struct _NUTDEVICE;
  52. /*!
  53. * \addtogroup xgDevice
  54. */
  55. /*@{*/
  56. /*!
  57. * \brief File structure type.
  58. */
  59. typedef struct _NUTFILE NUTFILE;
  60. /*!
  61. * \struct _NUTFILE file.h sys/file.h
  62. * \brief File structure.
  63. */
  64. struct _NUTFILE {
  65. /*!
  66. * \brief Link to the next file structure.
  67. */
  68. NUTFILE *nf_next;
  69. /*!
  70. * \brief Device containing this file.
  71. */
  72. struct _NUTDEVICE *nf_dev;
  73. /*!
  74. * \brief Device specific file control block.
  75. */
  76. void *nf_fcb;
  77. };
  78. #define NUTFILE_EOF ((NUTFILE *)(-1))
  79. /*@}*/
  80. #endif