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-rw-r--r--libX11/src/LiHosts.c137
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+/* $Xorg: LiHosts.c,v 1.4 2001/02/09 02:03:34 xorgcvs Exp $ */
+/* $XdotOrg: lib/X11/src/LiHosts.c,v 1.4 2005-07-03 07:00:55 daniels Exp $ */
+/*
+
+Copyright 1986, 1998 The Open Group
+Copyright 2004 Sun Microsystems, Inc.
+
+All rights reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, and/or sell copies of the Software, and to permit persons
+to whom the Software is furnished to do so, provided that the above
+copyright notice(s) and this permission notice appear in all copies of
+the Software and that both the above copyright notice(s) and this
+permission notice appear in supporting documentation.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
+OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
+INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
+FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
+WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+
+Except as contained in this notice, the name of a copyright holder
+shall not be used in advertising or otherwise to promote the sale, use
+or other dealings in this Software without prior written authorization
+of the copyright holder.
+
+X Window System is a trademark of The Open Group.
+
+*/
+
+/* This can really be considered an os dependent routine */
+
+#define NEED_REPLIES
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include "Xlibint.h"
+/*
+ * can be freed using XFree.
+ */
+
+XHostAddress *XListHosts (
+ register Display *dpy,
+ int *nhosts, /* RETURN */
+ Bool *enabled) /* RETURN */
+{
+ register XHostAddress *outbuf = NULL, *op;
+ xListHostsReply reply;
+ long nbytes;
+ unsigned char *buf, *bp;
+ register unsigned i;
+ register xListHostsReq *req;
+ XServerInterpretedAddress *sip;
+
+ *nhosts = 0;
+ LockDisplay(dpy);
+ GetReq (ListHosts, req);
+
+ if (!_XReply (dpy, (xReply *) &reply, 0, xFalse)) {
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (XHostAddress *) NULL;
+ }
+
+ if (reply.nHosts) {
+ nbytes = reply.length << 2; /* compute number of bytes in reply */
+
+ op = outbuf = (XHostAddress *)
+ Xmalloc((unsigned) (nbytes +
+ (reply.nHosts * sizeof(XHostAddress)) +
+ (reply.nHosts * sizeof(XServerInterpretedAddress))));
+
+ if (! outbuf) {
+ _XEatData(dpy, (unsigned long) nbytes);
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (XHostAddress *) NULL;
+ }
+ sip = (XServerInterpretedAddress *)
+ (((unsigned char *) outbuf) + (reply.nHosts * sizeof(XHostAddress)));
+ bp = buf = ((unsigned char *) sip)
+ + (reply.nHosts * sizeof(XServerInterpretedAddress));
+
+ _XRead (dpy, (char *) buf, nbytes);
+
+ for (i = 0; i < reply.nHosts; i++) {
+#ifdef WORD64
+ xHostEntry xhe;
+ memcpy((char *)&xhe, bp, SIZEOF(xHostEntry));
+ op->family = xhe.family;
+ op->length = xhe.length;
+#else
+ op->family = ((xHostEntry *) bp)->family;
+ op->length =((xHostEntry *) bp)->length;
+#endif
+ if (op->family == FamilyServerInterpreted) {
+ char *tp = (char *) (bp + SIZEOF(xHostEntry));
+ char *vp = memchr(tp, 0, op->length);
+
+ if (vp != NULL) {
+ sip->type = tp;
+ sip->typelength = vp - tp;
+ sip->value = vp + 1;
+ sip->valuelength = op->length - (sip->typelength + 1);
+ } else {
+ sip->type = sip->value = NULL;
+ sip->typelength = sip->valuelength = 0;
+ }
+ op->address = (char *) sip;
+ sip++;
+ } else {
+ op->address = (char *) (bp + SIZEOF(xHostEntry));
+ }
+ bp += SIZEOF(xHostEntry) + (((op->length + 3) >> 2) << 2);
+ op++;
+ }
+ }
+
+ *enabled = reply.enabled;
+ *nhosts = reply.nHosts;
+ UnlockDisplay(dpy);
+ SyncHandle();
+ return (outbuf);
+}
+
+
+
+
+