lib/libc/compat/gen/compat_lastlogx.c

http://www.minix3.org/ · C · 91 lines · 46 code · 14 blank · 31 comment · 5 complexity · dfa97b23d71b63db0303c2a418f8ce90 MD5 · raw file

  1. /* $NetBSD: compat_lastlogx.c,v 1.2 2009/01/11 02:46:25 christos Exp $ */
  2. /*-
  3. * Copyright (c) 2002 The NetBSD Foundation, Inc.
  4. * All rights reserved.
  5. *
  6. * This code is derived from software contributed to The NetBSD Foundation
  7. * by Christos Zoulas.
  8. *
  9. * Redistribution and use in source and binary forms, with or without
  10. * modification, are permitted provided that the following conditions
  11. * are met:
  12. * 1. Redistributions of source code must retain the above copyright
  13. * notice, this list of conditions and the following disclaimer.
  14. * 2. Redistributions in binary form must reproduce the above copyright
  15. * notice, this list of conditions and the following disclaimer in the
  16. * documentation and/or other materials provided with the distribution.
  17. *
  18. * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  19. * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  20. * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  21. * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  22. * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  23. * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  24. * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  25. * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  26. * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  27. * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  28. * POSSIBILITY OF SUCH DAMAGE.
  29. */
  30. #include <sys/cdefs.h>
  31. #if defined(LIBC_SCCS) && !defined(lint)
  32. __RCSID("$NetBSD: compat_lastlogx.c,v 1.2 2009/01/11 02:46:25 christos Exp $");
  33. #endif /* LIBC_SCCS and not lint */
  34. #include "namespace.h"
  35. #include <sys/types.h>
  36. #include <sys/param.h>
  37. #include <sys/socket.h>
  38. #include <sys/stat.h>
  39. #include <sys/time.h>
  40. #include <sys/wait.h>
  41. #include <assert.h>
  42. #include <db.h>
  43. #include <errno.h>
  44. #include <fcntl.h>
  45. #include <stdio.h>
  46. #include <stdlib.h>
  47. #include <string.h>
  48. #include <unistd.h>
  49. #include <utmp.h>
  50. /* don't define earlier, has side effects in fcntl.h */
  51. #define __LIBC12_SOURCE__
  52. #include <utmpx.h>
  53. #include <compat/include/utmpx.h>
  54. __warn_references(getlastlogx,
  55. "warning: reference to compatibility getlastlogx(); include <utmpx.h> for correct reference")
  56. __warn_references(lastlogxname,
  57. "warning: reference to deprecated lastlogxname()")
  58. static char llfile[MAXPATHLEN] = _PATH_LASTLOGX;
  59. int
  60. lastlogxname(const char *fname)
  61. {
  62. size_t len;
  63. _DIAGASSERT(fname != NULL);
  64. len = strlen(fname);
  65. if (len >= sizeof(llfile))
  66. return 0;
  67. /* must end in x! */
  68. if (fname[len - 1] != 'x')
  69. return 0;
  70. (void)strlcpy(llfile, fname, sizeof(llfile));
  71. return 1;
  72. }
  73. struct lastlogx *
  74. getlastlogx(uid_t uid, struct lastlogx *ll)
  75. {
  76. return __getlastlogx13(llfile, uid, ll);
  77. }