crypt.h 1.4 KB

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  1. /*
  2. * crypt(3) implementation for uClibc
  3. *
  4. * The uClibc Library is free software; you can redistribute it and/or
  5. * modify it under the terms of the GNU Lesser General Public
  6. * License as published by the Free Software Foundation; either
  7. * version 2.1 of the License, or (at your option) any later version.
  8. *
  9. * The GNU C Library is distributed in the hope that it will be useful,
  10. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  12. * Lesser General Public License for more details.
  13. *
  14. * You should have received a copy of the GNU Lesser General Public
  15. * License along with the GNU C Library; if not, write to the Free
  16. * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17. * 02111-1307 USA.
  18. *
  19. */
  20. #ifndef _CRYPT_H
  21. #define _CRYPT_H 1
  22. #include <features.h>
  23. __BEGIN_DECLS
  24. /* Encrypt characters from KEY using salt to perturb the encryption method.
  25. * If salt begins with "$1$", MD5 hashing is used instead of DES. */
  26. extern char *crypt (__const char *__key, __const char *__salt)
  27. __THROW __nonnull ((1, 2));
  28. /* Setup DES tables according KEY. */
  29. extern void setkey (__const char *__key) __THROW __nonnull ((1));
  30. /* Encrypt data in BLOCK in place if EDFLAG is zero; otherwise decrypt
  31. block in place. */
  32. extern void encrypt (char *__block, int __edflag) __THROW __nonnull ((1));
  33. __END_DECLS
  34. #endif /* crypt.h */