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/ Tricks of the Windows Gam…ming Gurus (2nd Edition) / Disc2.iso / msdn_vcb / samples / vc98 / sdk / netds / winsock / nwlink / testlib / netprint.c < prev    next >
C/C++ Source or Header  |  1997-10-05  |  4KB  |  156 lines
  1. /****************************************************************************\
  2. *  wperror.c -- sample program library demonstrating NWLink.
  3. *
  4. *       Microsoft Developer Support
  5. *       Copyright (c) 1992-1997 Microsoft Corporation
  6. *
  7. *  Demonstrates basic sockets programming with the Windows Sockets API
  8. *  using the NWLink transport.
  9. * 
  10. ****************************************************************************/
  11. #include <stdio.h>
  12. #include <windows.h>
  13. #include <wsipx.h>
  14.  
  15. /****************************************************************************
  16. *
  17. *    FUNCTION:  print_network_num( char *addrp)
  18. *
  19. *    PURPOSE:   Print out a given network number
  20. *                 
  21. *    ARGUMENTS:    addrp   Pointer to the network address
  22. *               
  23. *     RETURNS:   nothing.
  24. *
  25. *\***************************************************************************/
  26. void print_network_num(char *addrp)
  27. {
  28.  
  29.     printf("%02X%02X%02X%02X",
  30.         (unsigned char)*addrp,
  31.         (unsigned char)*(addrp + 1),
  32.         (unsigned char)*(addrp + 2),
  33.         (unsigned char)*(addrp + 3));
  34.  
  35.     return;
  36. }
  37.  
  38.  
  39. /****************************************************************************
  40. *
  41. *    FUNCTION:  print_node_num( char *addrp)
  42. *
  43. *    PURPOSE:   Print out a given node number
  44. *                 
  45. *    ARGUMENTS:    addrp   Pointer to the network address
  46. *               
  47. *     RETURNS:   nothing.
  48. *
  49. *\***************************************************************************/
  50. void print_node_num(char *addrp)
  51. {
  52.  
  53.     printf("%02X%02X%02X%02X%02X%02X",
  54.         (unsigned char)*addrp,
  55.         (unsigned char)*(addrp + 1),
  56.         (unsigned char)*(addrp + 2),
  57.         (unsigned char)*(addrp + 3),
  58.         (unsigned char)*(addrp + 4),
  59.         (unsigned char)*(addrp + 5));
  60.  
  61.     return;
  62. }
  63.  
  64.  
  65. /****************************************************************************
  66. *
  67. *    FUNCTION:  print_socket_num( char *addrp)
  68. *
  69. *    PURPOSE:   Print out a given socket number
  70. *                 
  71. *    ARGUMENTS:    addrp   Pointer to the network address
  72. *               
  73. *     RETURNS:   nothing.
  74. *
  75. *\***************************************************************************/
  76. void print_socket_num(char *addrp)
  77. {
  78.  
  79.     printf("%02X%02X",
  80.         (unsigned char)*addrp,
  81.         (unsigned char)*(addrp + 1));
  82.  
  83.     return;
  84. }
  85.  
  86. /****************************************************************************
  87. *
  88. *    FUNCTION:  print_netaddr( char *addrp, char *prestr, char *poststr)
  89. *
  90. *    PURPOSE:   Print out a given network address
  91. *                 
  92. *    ARGUMENTS:    addrp   = Ptr to the network address
  93. *                prestr  = String to print before addr
  94. *                poststr = String to print after addr
  95. *               
  96. *     RETURNS:   nothing.
  97. *
  98. *\***************************************************************************/
  99. void print_netaddr(char *addrp, char *prestr, char *poststr)
  100. {
  101.  
  102.     if (prestr)
  103.         printf(prestr);
  104.  
  105.  
  106.     print_network_num(addrp);
  107.     printf(" - ");
  108.     print_node_num(addrp+4);
  109.     printf(" - ");
  110.     print_socket_num(addrp+10);
  111.  
  112.  
  113.     if (poststr)
  114.         printf(poststr);
  115.  
  116.     return;
  117. }
  118.  
  119. /****************************************************************************
  120. *
  121. *    FUNCTION:  print_saddr( PSOCKADDR_IPX p )
  122. *
  123. *    PURPOSE:   Prints out contents of the SOCKADDR_IPX struct passed in.
  124. *                 
  125. *    ARGUMENTS:    PSOCKADDR_IPX => SOCKADDR_IPX struct to dump.
  126. *               
  127. *     RETURNS:   nothing.
  128. *
  129. *\***************************************************************************/
  130. void print_saddr(PSOCKADDR_IPX p)
  131. {
  132.     printf("address family = %d  address = ", p->sa_family);
  133.     print_netaddr(p->sa_netnum, NULL, NULL);
  134. }
  135.  
  136. /****************************************************************************
  137. *
  138. *    FUNCTION:  print_wsa( LPWSADATA w )
  139. *
  140. *    PURPOSE:   Dumps out the contents of a WSA structure.
  141. *                 
  142. *    ARGUMENTS:    umps out the contents of a WSA structure.
  143. *               
  144. *     RETURNS:   nothing.
  145. *
  146. *\***************************************************************************/
  147. void print_wsa(LPWSADATA w)
  148. {
  149.     printf("  Version =         %ld\n", w->wVersion);
  150.     printf("  High Version =    %ld\n", w->wHighVersion);
  151.     printf("  Description =     %s\n", w->szDescription);
  152.     printf("  System Status =   %s\n", w->szSystemStatus);
  153.     printf("  Max sockets =     %d\n", w->iMaxSockets);
  154.     printf("  Max UPD dg size = %d\n", w->iMaxUdpDg);
  155. }
  156.