Annotation of mstools/samples/nwlink/testlib/netprint.c, revision 1.1.1.1

1.1       root        1: /****************************************************************************\
                      2: *  wperror.c -- sample program library demonstrating NWLink.
                      3: *
                      4: *       Microsoft Developer Support
                      5: *       Copyright (c) 1992, 1993 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 <winsock.h>
                     14: #include <wsipx.h>
                     15: 
                     16: /****************************************************************************
                     17: *
                     18: *    FUNCTION:  print_network_num( char *addrp)
                     19: *
                     20: *    PURPOSE:   Print out a given network number
                     21: *                              
                     22: *    ARGUMENTS:        addrp   Pointer to the network address
                     23: *               
                     24: *       RETURNS:   nothing.
                     25: *
                     26: *\***************************************************************************/
                     27: void print_network_num(char *addrp)
                     28: {
                     29: 
                     30:     printf("%02X%02X%02X%02X",
                     31:         (unsigned char)*addrp,
                     32:         (unsigned char)*(addrp + 1),
                     33:         (unsigned char)*(addrp + 2),
                     34:         (unsigned char)*(addrp + 3));
                     35: 
                     36:     return;
                     37: }
                     38: 
                     39: 
                     40: /****************************************************************************
                     41: *
                     42: *    FUNCTION:  print_node_num( char *addrp)
                     43: *
                     44: *    PURPOSE:   Print out a given node number
                     45: *                              
                     46: *    ARGUMENTS:        addrp   Pointer to the network address
                     47: *               
                     48: *       RETURNS:   nothing.
                     49: *
                     50: *\***************************************************************************/
                     51: void print_node_num(char *addrp)
                     52: {
                     53: 
                     54:     printf("%02X%02X%02X%02X%02X%02X",
                     55:         (unsigned char)*addrp,
                     56:         (unsigned char)*(addrp + 1),
                     57:         (unsigned char)*(addrp + 2),
                     58:         (unsigned char)*(addrp + 3),
                     59:         (unsigned char)*(addrp + 4),
                     60:         (unsigned char)*(addrp + 5));
                     61: 
                     62:     return;
                     63: }
                     64: 
                     65: 
                     66: /****************************************************************************
                     67: *
                     68: *    FUNCTION:  print_socket_num( char *addrp)
                     69: *
                     70: *    PURPOSE:   Print out a given socket number
                     71: *                              
                     72: *    ARGUMENTS:        addrp   Pointer to the network address
                     73: *               
                     74: *       RETURNS:   nothing.
                     75: *
                     76: *\***************************************************************************/
                     77: void print_socket_num(char *addrp)
                     78: {
                     79: 
                     80:     printf("%02X%02X",
                     81:         (unsigned char)*addrp,
                     82:         (unsigned char)*(addrp + 1));
                     83: 
                     84:     return;
                     85: }
                     86: 
                     87: /****************************************************************************
                     88: *
                     89: *    FUNCTION:  print_netaddr( char *addrp, char *prestr, char *poststr)
                     90: *
                     91: *    PURPOSE:   Print out a given network address
                     92: *                              
                     93: *    ARGUMENTS:        addrp   = Ptr to the network address
                     94: *                              prestr  = String to print before addr
                     95: *                              poststr = String to print after addr
                     96: *               
                     97: *       RETURNS:   nothing.
                     98: *
                     99: *\***************************************************************************/
                    100: void print_netaddr(char *addrp, char *prestr, char *poststr)
                    101: {
                    102: 
                    103:     if (prestr)
                    104:         printf(prestr);
                    105: 
                    106: 
                    107:     print_network_num(addrp);
                    108:     printf(" - ");
                    109:     print_node_num(addrp+4);
                    110:     printf(" - ");
                    111:     print_socket_num(addrp+10);
                    112: 
                    113: 
                    114:     if (poststr)
                    115:         printf(poststr);
                    116: 
                    117:     return;
                    118: }
                    119: 
                    120: /****************************************************************************
                    121: *
                    122: *    FUNCTION:  print_saddr( PSOCKADDR_IPX p )
                    123: *
                    124: *    PURPOSE:   Prints out contents of the SOCKADDR_IPX struct passed in.
                    125: *                              
                    126: *    ARGUMENTS:        PSOCKADDR_IPX => SOCKADDR_IPX struct to dump.
                    127: *               
                    128: *       RETURNS:   nothing.
                    129: *
                    130: *\***************************************************************************/
                    131: void print_saddr(PSOCKADDR_IPX p)
                    132: {
                    133:     printf("address family = %d  address = ", p->sa_family);
                    134:     print_netaddr(p->sa_netnum, NULL, NULL);
                    135: }
                    136:  
                    137: /****************************************************************************
                    138: *
                    139: *    FUNCTION:  print_wsa( LPWSADATA w )
                    140: *
                    141: *    PURPOSE:   Dumps out the contents of a WSA structure.
                    142: *                              
                    143: *    ARGUMENTS:        umps out the contents of a WSA structure.
                    144: *               
                    145: *       RETURNS:   nothing.
                    146: *
                    147: *\***************************************************************************/
                    148: void print_wsa(LPWSADATA w)
                    149: {
                    150:     printf("  Version =         %ld\n", w->wVersion);
                    151:     printf("  High Version =    %ld\n", w->wHighVersion);
                    152:     printf("  Description =     %s\n", w->szDescription);
                    153:     printf("  System Status =   %s\n", w->szSystemStatus);
                    154:     printf("  Max sockets =     %d\n", w->iMaxSockets);
                    155:     printf("  Max UPD dg size = %d\n", w->iMaxUdpDg);
                    156: }

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