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Annotation of 43BSD/contrib/X/Xlib/XGetNodes.c, revision 1.1.1.1

1.1       root        1: #include <X/mit-copyright.h>
                      2: 
                      3: /* $Header: XGetNodes.c,v 10.2 86/02/01 15:35:11 tony Rel $ */
                      4: /* Copyright    Massachusetts Institute of Technology    1985  */
                      5:  
                      6: #include "XlibInternal.h"
                      7: #ifdef DNETCONN
                      8: #include <netdnet/dn.h>
                      9: #endif
                     10:  
                     11: struct dn_naddr *XGetNodes (nnodes)
                     12:        int *nnodes;
                     13: {
                     14: #ifdef DNETCONN
                     15:        register Display *dpy;
                     16:        register XReq *req;
                     17:        XRep rep;
                     18:        char *buf;
                     19:        int nbytes;
                     20:  
                     21:        GetReq(X_GetHosts, 0);
                     22:        req->func = XAF_DECnet;
                     23:        if (!(_XReply (dpy, &rep)) || !(nbytes = rep.param.l[0])) {
                     24:            /* error or empty list */
                     25:            *nnodes = 0;
                     26:            return (NULL);
                     27:            }
                     28:        *nnodes = nbytes / sizeof (struct dn_naddr);
                     29:        if (!(buf = (char *) malloc (nbytes))) {
                     30:            errno = ENOMEM;
                     31:            _XIOError (dpy);
                     32:            }
                     33:        _XReadPad (dpy, buf, nbytes);
                     34:        return ((struct dn_naddr *) buf);
                     35: #endif
                     36: }

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