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-rw-r--r--libXdmcp/Whead.c64
1 files changed, 64 insertions, 0 deletions
diff --git a/libXdmcp/Whead.c b/libXdmcp/Whead.c
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+/*
+ * $Xorg: Whead.c,v 1.4 2001/02/09 02:03:49 xorgcvs Exp $
+ *
+ *
+Copyright 1989, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+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. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+ * *
+ * Author: Keith Packard, MIT X Consortium
+ */
+
+/* $XFree86: xc/lib/Xdmcp/Whead.c,v 1.3 2001/01/17 19:42:44 dawes Exp $ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#include <X11/Xos.h>
+#include <X11/X.h>
+#include <X11/Xmd.h>
+#include <X11/Xdmcp.h>
+
+int
+XdmcpWriteHeader (
+ XdmcpBufferPtr buffer,
+ XdmcpHeaderPtr header)
+{
+ BYTE *newData;
+
+ if ((int)buffer->size < 6 + (int)header->length)
+ {
+ newData = (BYTE *) Xalloc (XDM_MAX_MSGLEN * sizeof (BYTE));
+ if (!newData)
+ return FALSE;
+ Xfree ((unsigned long *)(buffer->data));
+ buffer->data = newData;
+ buffer->size = XDM_MAX_MSGLEN;
+ }
+ buffer->pointer = 0;
+ if (!XdmcpWriteCARD16 (buffer, header->version))
+ return FALSE;
+ if (!XdmcpWriteCARD16 (buffer, header->opcode))
+ return FALSE;
+ if (!XdmcpWriteCARD16 (buffer, header->length))
+ return FALSE;
+ return TRUE;
+}