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Diffstat (limited to 'libXdmcp/Key.c')
-rw-r--r--libXdmcp/Key.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/libXdmcp/Key.c b/libXdmcp/Key.c
index 995ec2ae6..bdefe2b71 100644
--- a/libXdmcp/Key.c
+++ b/libXdmcp/Key.c
@@ -32,6 +32,11 @@ in this Software without prior written authorization from The Open Group.
#include <X11/Xmd.h>
#include <X11/Xdmcp.h>
+#ifdef HAVE_LIBBSD
+#include <bsd/stdlib.h> /* for arc4random_buf() */
+#endif
+
+#ifndef HAVE_ARC4RANDOM_BUF
static void
getbits (long data, unsigned char *dst)
{
@@ -40,6 +45,7 @@ getbits (long data, unsigned char *dst)
dst[2] = (data >> 16) & 0xff;
dst[3] = (data >> 24) & 0xff;
}
+#endif
#define Time_t time_t
@@ -53,6 +59,7 @@ getbits (long data, unsigned char *dst)
void
XdmcpGenerateKey (XdmAuthKeyPtr key)
{
+#ifndef HAVE_ARC4RANDOM_BUF
long lowbits, highbits;
srandom ((int)getpid() ^ time((Time_t *)0));
@@ -60,6 +67,9 @@ XdmcpGenerateKey (XdmAuthKeyPtr key)
highbits = random ();
getbits (lowbits, key->data);
getbits (highbits, key->data + 4);
+#else
+ arc4random_buf(key->data, 8);
+#endif
}
int