bio_cb.c 4.9 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133
  1. /* crypto/bio/bio_cb.c */
  2. /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  3. * All rights reserved.
  4. *
  5. * This package is an SSL implementation written
  6. * by Eric Young (eay@cryptsoft.com).
  7. * The implementation was written so as to conform with Netscapes SSL.
  8. *
  9. * This library is free for commercial and non-commercial use as long as
  10. * the following conditions are aheared to. The following conditions
  11. * apply to all code found in this distribution, be it the RC4, RSA,
  12. * lhash, DES, etc., code; not just the SSL code. The SSL documentation
  13. * included with this distribution is covered by the same copyright terms
  14. * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  15. *
  16. * Copyright remains Eric Young's, and as such any Copyright notices in
  17. * the code are not to be removed.
  18. * If this package is used in a product, Eric Young should be given attribution
  19. * as the author of the parts of the library used.
  20. * This can be in the form of a textual message at program startup or
  21. * in documentation (online or textual) provided with the package.
  22. *
  23. * Redistribution and use in source and binary forms, with or without
  24. * modification, are permitted provided that the following conditions
  25. * are met:
  26. * 1. Redistributions of source code must retain the copyright
  27. * notice, this list of conditions and the following disclaimer.
  28. * 2. Redistributions in binary form must reproduce the above copyright
  29. * notice, this list of conditions and the following disclaimer in the
  30. * documentation and/or other materials provided with the distribution.
  31. * 3. All advertising materials mentioning features or use of this software
  32. * must display the following acknowledgement:
  33. * "This product includes cryptographic software written by
  34. * Eric Young (eay@cryptsoft.com)"
  35. * The word 'cryptographic' can be left out if the rouines from the library
  36. * being used are not cryptographic related :-).
  37. * 4. If you include any Windows specific code (or a derivative thereof) from
  38. * the apps directory (application code) you must include an acknowledgement:
  39. * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  40. *
  41. * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  42. * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  43. * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  44. * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  45. * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  46. * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  47. * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  48. * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  49. * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  50. * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  51. * SUCH DAMAGE.
  52. *
  53. * The licence and distribution terms for any publically available version or
  54. * derivative of this code cannot be changed. i.e. this code cannot simply be
  55. * copied and put under another distribution licence
  56. * [including the GNU Public Licence.]
  57. */
  58. #include <stdio.h>
  59. #include <string.h>
  60. #include <stdlib.h>
  61. #include "cryptlib.h"
  62. #include <openssl/bio.h>
  63. #include <openssl/err.h>
  64. long MS_CALLBACK BIO_debug_callback(BIO *bio, int cmd, const char *argp,
  65. int argi, long argl, long ret)
  66. {
  67. BIO *b;
  68. MS_STATIC char buf[256];
  69. char *p;
  70. long r=1;
  71. if (BIO_CB_RETURN & cmd)
  72. r=ret;
  73. sprintf(buf,"BIO[%08lX]:",(unsigned long)bio);
  74. p= &(buf[14]);
  75. switch (cmd)
  76. {
  77. case BIO_CB_FREE:
  78. sprintf(p,"Free - %s\n",bio->method->name);
  79. break;
  80. case BIO_CB_READ:
  81. if (bio->method->type & BIO_TYPE_DESCRIPTOR)
  82. sprintf(p,"read(%d,%d) - %s fd=%d\n",bio->num,argi,bio->method->name,bio->num);
  83. else
  84. sprintf(p,"read(%d,%d) - %s\n",bio->num,argi,bio->method->name);
  85. break;
  86. case BIO_CB_WRITE:
  87. if (bio->method->type & BIO_TYPE_DESCRIPTOR)
  88. sprintf(p,"write(%d,%d) - %s fd=%d\n",bio->num,argi,bio->method->name,bio->num);
  89. else
  90. sprintf(p,"write(%d,%d) - %s\n",bio->num,argi,bio->method->name);
  91. break;
  92. case BIO_CB_PUTS:
  93. sprintf(p,"puts() - %s\n",bio->method->name);
  94. break;
  95. case BIO_CB_GETS:
  96. sprintf(p,"gets(%d) - %s\n",argi,bio->method->name);
  97. break;
  98. case BIO_CB_CTRL:
  99. sprintf(p,"ctrl(%d) - %s\n",argi,bio->method->name);
  100. break;
  101. case BIO_CB_RETURN|BIO_CB_READ:
  102. sprintf(p,"read return %ld\n",ret);
  103. break;
  104. case BIO_CB_RETURN|BIO_CB_WRITE:
  105. sprintf(p,"write return %ld\n",ret);
  106. break;
  107. case BIO_CB_RETURN|BIO_CB_GETS:
  108. sprintf(p,"gets return %ld\n",ret);
  109. break;
  110. case BIO_CB_RETURN|BIO_CB_PUTS:
  111. sprintf(p,"puts return %ld\n",ret);
  112. break;
  113. case BIO_CB_RETURN|BIO_CB_CTRL:
  114. sprintf(p,"ctrl return %ld\n",ret);
  115. break;
  116. default:
  117. sprintf(p,"bio callback - unknown type (%d)\n",cmd);
  118. break;
  119. }
  120. b=(BIO *)bio->cb_arg;
  121. if (b != NULL)
  122. BIO_write(b,buf,strlen(buf));
  123. #if !defined(OPENSSL_NO_STDIO) && !defined(OPENSSL_SYS_WIN16)
  124. else
  125. fputs(buf,stderr);
  126. #endif
  127. return(r);
  128. }