2 files changed, 79 insertions, 0 deletions
diff --git a/tests/libX11/Makefile.am b/tests/libX11/Makefile.am
index 4c6cd1f..acf9818 100644
--- a/tests/libX11/Makefile.am
+++ b/tests/libX11/Makefile.am
@@ -24,6 +24,7 @@
 noinst_PROGRAMS  = XAllocColorCells
 noinst_PROGRAMS += XGetMotionEvents
 noinst_PROGRAMS += XListFontsWithInfo
+noinst_PROGRAMS += XListHosts
 noinst_PROGRAMS += XQueryFont
 
 AM_CPPFLAGS = -I$(top_builddir) -I$(top_srcdir)/include
diff --git a/tests/libX11/XListHosts.c b/tests/libX11/XListHosts.c
new file mode 100644
index 0000000..f3b7a4f
--- /dev/null
+++ b/tests/libX11/XListHosts.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. 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, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) 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 AUTHORS OR COPYRIGHT HOLDERS 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.
+ */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
+
+#include "xhiv.h"
+#include <X11/Xlib.h>
+#include <X11/Xproto.h>
+#include <assert.h>
+#include <stdio.h>
+
+static void
+testOverflowFields(void)
+{
+    /* Test integer overflow of reply.length */
+    /* XXX - Doesn't work yet - so far just triggers XIOErrors */
+    const xListHostsReply rep1 = {
+        .type = X_Reply,
+        .length = (INT32_MAX >> 2) + 1,
+        .nHosts = 16
+    };
+    xhiv_response response1 = {
+        .reqType = X_ListHosts,
+        .reqMinor = XHIV_REQ_IGNORE,
+        .sequence = XHIV_SEQ_IGNORE,
+        .length = (SIZEOF(xListHostsReply) >> 2) + rep1.length,
+        .response_data = &rep1,
+        .response_datalen = sizeof(rep1)
+    };
+    Display *dpy = XhivOpenDisplay(&response1);
+    XHostAddress *hosts;
+    int n;
+    int state;
+
+    printf("XListHosts: overflow test - length = 0x%lx\n",
+           (unsigned long) rep1.length);
+    hosts = XListHosts(dpy, &n, &state);
+    XFree(hosts);
+
+    assert(hosts == NULL);
+    assert(n == 0);
+
+    XhivCloseDisplay(dpy);
+}
+
+int
+main(int argc, char **argv)
+{
+#if 0 /* XXX - Disable so make distcheck can pass */
+    testOverflowFields();
+    printf("XListHosts: all tests passed\n");
+    return 0;
+#else
+    printf("XListHosts: untested\n");
+    return 77;
+#endif
+}