/contrib/bind9/lib/dns/callbacks.c

https://bitbucket.org/freebsd/freebsd-head/ · C · 113 lines · 64 code · 25 blank · 24 comment · 1 complexity · 904cc36d81155add832d5d9313d1e4f9 MD5 · raw file

  1. /*
  2. * Copyright (C) 2004, 2005, 2007, 2012 Internet Systems Consortium, Inc. ("ISC")
  3. * Copyright (C) 1999-2001 Internet Software Consortium.
  4. *
  5. * Permission to use, copy, modify, and/or distribute this software for any
  6. * purpose with or without fee is hereby granted, provided that the above
  7. * copyright notice and this permission notice appear in all copies.
  8. *
  9. * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
  10. * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
  11. * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
  12. * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
  13. * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
  14. * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
  15. * PERFORMANCE OF THIS SOFTWARE.
  16. */
  17. /* $Id$ */
  18. /*! \file */
  19. #include <config.h>
  20. #include <isc/util.h>
  21. #include <dns/callbacks.h>
  22. #include <dns/log.h>
  23. static void
  24. stdio_error_warn_callback(dns_rdatacallbacks_t *, const char *, ...)
  25. ISC_FORMAT_PRINTF(2, 3);
  26. static void
  27. isclog_error_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...)
  28. ISC_FORMAT_PRINTF(2, 3);
  29. static void
  30. isclog_warn_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...)
  31. ISC_FORMAT_PRINTF(2, 3);
  32. /*
  33. * Private
  34. */
  35. static void
  36. stdio_error_warn_callback(dns_rdatacallbacks_t *callbacks,
  37. const char *fmt, ...)
  38. {
  39. va_list ap;
  40. UNUSED(callbacks);
  41. va_start(ap, fmt);
  42. vfprintf(stderr, fmt, ap);
  43. va_end(ap);
  44. fprintf(stderr, "\n");
  45. }
  46. static void
  47. isclog_error_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...) {
  48. va_list ap;
  49. UNUSED(callbacks);
  50. va_start(ap, fmt);
  51. isc_log_vwrite(dns_lctx, DNS_LOGCATEGORY_GENERAL,
  52. DNS_LOGMODULE_MASTER, /* XXX */
  53. ISC_LOG_ERROR, fmt, ap);
  54. va_end(ap);
  55. }
  56. static void
  57. isclog_warn_callback(dns_rdatacallbacks_t *callbacks, const char *fmt, ...) {
  58. va_list ap;
  59. UNUSED(callbacks);
  60. va_start(ap, fmt);
  61. isc_log_vwrite(dns_lctx, DNS_LOGCATEGORY_GENERAL,
  62. DNS_LOGMODULE_MASTER, /* XXX */
  63. ISC_LOG_WARNING, fmt, ap);
  64. va_end(ap);
  65. }
  66. static void
  67. dns_rdatacallbacks_initcommon(dns_rdatacallbacks_t *callbacks) {
  68. REQUIRE(callbacks != NULL);
  69. callbacks->add = NULL;
  70. callbacks->add_private = NULL;
  71. callbacks->error_private = NULL;
  72. callbacks->warn_private = NULL;
  73. }
  74. /*
  75. * Public.
  76. */
  77. void
  78. dns_rdatacallbacks_init(dns_rdatacallbacks_t *callbacks) {
  79. dns_rdatacallbacks_initcommon(callbacks);
  80. callbacks->error = isclog_error_callback;
  81. callbacks->warn = isclog_warn_callback;
  82. }
  83. void
  84. dns_rdatacallbacks_init_stdio(dns_rdatacallbacks_t *callbacks) {
  85. dns_rdatacallbacks_initcommon(callbacks);
  86. callbacks->error = stdio_error_warn_callback;
  87. callbacks->warn = stdio_error_warn_callback;
  88. }