debug.h 3.2 KB

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  1. /*
  2. * Dropbear - a SSH2 server
  3. *
  4. * Copyright (c) 2002,2003 Matt Johnston
  5. * All rights reserved.
  6. *
  7. * Permission is hereby granted, free of charge, to any person obtaining a copy
  8. * of this software and associated documentation files (the "Software"), to deal
  9. * in the Software without restriction, including without limitation the rights
  10. * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  11. * copies of the Software, and to permit persons to whom the Software is
  12. * furnished to do so, subject to the following conditions:
  13. *
  14. * The above copyright notice and this permission notice shall be included in
  15. * all copies or substantial portions of the Software.
  16. *
  17. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  18. * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19. * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  20. * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  21. * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  22. * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  23. * SOFTWARE. */
  24. #ifndef DROPBEAR_DEBUG_H_
  25. #define DROPBEAR_DEBUG_H_
  26. #include "includes.h"
  27. /* Debugging */
  28. /* Work well for valgrind - don't clear environment, be nicer with signals
  29. * etc. Don't use this normally, it might cause problems */
  30. /* #define DEBUG_VALGRIND */
  31. /* All functions writing to the cleartext payload buffer call
  32. * CHECKCLEARTOWRITE() before writing. This is only really useful if you're
  33. * attempting to track down a problem */
  34. /*#define CHECKCLEARTOWRITE() assert(ses.writepayload->len == 0 && \
  35. ses.writepayload->pos == 0)*/
  36. #ifndef CHECKCLEARTOWRITE
  37. #define CHECKCLEARTOWRITE()
  38. #endif
  39. /* A couple of flags, not usually useful, and mightn't do anything */
  40. /*#define DEBUG_KEXHASH*/
  41. /*#define DEBUG_RSA*/
  42. /* The level of TRACE() statements */
  43. #define DROPBEAR_VERBOSE_LEVEL 4
  44. #if DEBUG_TRACE
  45. extern int debug_trace;
  46. #endif
  47. /* Enable debug trace levels.
  48. We can't use __VA_ARGS_ here because Dropbear supports
  49. old ~C89 compilers */
  50. /* Default is to discard output ... */
  51. #define DEBUG1(X)
  52. #define DEBUG2(X)
  53. #define DEBUG3(X)
  54. #define TRACE(X)
  55. #define TRACE2(X)
  56. /* ... unless DEBUG_TRACE is high enough */
  57. #if (DEBUG_TRACE>=1)
  58. #undef DEBUG1
  59. #define DEBUG1(X) dropbear_trace1 X;
  60. #endif
  61. #if (DEBUG_TRACE>=2)
  62. #undef DEBUG2
  63. #define DEBUG2(X) dropbear_trace2 X;
  64. #endif
  65. #if (DEBUG_TRACE>=3)
  66. #undef DEBUG3
  67. #define DEBUG3(X) dropbear_trace3 X;
  68. #endif
  69. #if (DEBUG_TRACE>=4)
  70. #undef TRACE
  71. #define TRACE(X) dropbear_trace4 X;
  72. #endif
  73. #if (DEBUG_TRACE>=5)
  74. #undef TRACE2
  75. #define TRACE2(X) dropbear_trace5 X;
  76. #endif
  77. /* To debug with GDB it is easier to run with no forking of child processes.
  78. You will need to pass "-F" as well. */
  79. #ifndef DEBUG_NOFORK
  80. #define DEBUG_NOFORK 0
  81. #endif
  82. /* For testing as non-root on shadowed systems, include the crypt of a password
  83. * here. You can then log in as any user with this password. Ensure that you
  84. * make your own password, and are careful about using this. This will also
  85. * disable some of the chown pty code etc*/
  86. /* #define DEBUG_HACKCRYPT "hL8nrFDt0aJ3E" */ /* this is crypt("password") */
  87. #endif