plugin.h 2.0 KB

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  1. /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
  2. /*
  3. * Copyright (C) 2010 by the Massachusetts Institute of Technology.
  4. * All rights reserved.
  5. *
  6. * Export of this software from the United States of America may
  7. * require a specific license from the United States Government.
  8. * It is the responsibility of any person or organization contemplating
  9. * export to obtain such a license before exporting.
  10. *
  11. * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
  12. * distribute this software and its documentation for any purpose and
  13. * without fee is hereby granted, provided that the above copyright
  14. * notice appear in all copies and that both that copyright notice and
  15. * this permission notice appear in supporting documentation, and that
  16. * the name of M.I.T. not be used in advertising or publicity pertaining
  17. * to distribution of the software without specific, written prior
  18. * permission. Furthermore if you modify this software you must label
  19. * your software as modified software and not distribute it in such a
  20. * fashion that it might be confused with the original M.I.T. software.
  21. * M.I.T. makes no representations about the suitability of
  22. * this software for any purpose. It is provided "as is" without express
  23. * or implied warranty.
  24. */
  25. /* Generic declarations for dynamic modules implementing krb5 plugin
  26. * modules. */
  27. #ifndef KRB5_PLUGIN_H
  28. #define KRB5_PLUGIN_H
  29. /* krb5_plugin_vtable is an abstract type. Module initvt functions will cast
  30. * it to the appropriate interface-specific vtable type. */
  31. typedef struct krb5_plugin_vtable_st *krb5_plugin_vtable;
  32. /*
  33. * krb5_plugin_initvt_fn is the type of all module initvt functions. Based on
  34. * the maj_ver argument, the initvt function should cast vtable to the
  35. * appropriate type and then fill it in. If a vtable has been expanded,
  36. * min_ver indicates which version of the vtable is being filled in.
  37. */
  38. typedef krb5_error_code
  39. (*krb5_plugin_initvt_fn)(krb5_context context, int maj_ver, int min_ver,
  40. krb5_plugin_vtable vtable);
  41. #endif /* KRB5_PLUGIN_H */