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--- rdate.orig/arc4random.c 2007-05-15 00:15:12.000000000 +0200
+++ rdate/arc4random.c 2014-03-03 07:27:38.000000000 +0100
@@ -30,7 +30,6 @@
#include <sys/param.h>
#include <sys/types.h>
#include <sys/time.h>
-#include <sys/sysctl.h>
#include <fcntl.h>
#include <stdio.h>
#include <stdlib.h>
@@ -97,30 +96,6 @@ arc4_stir(struct arc4_stream *as)
if (fd != -1) {
read(fd, rdat.rnd, sizeof(rdat.rnd));
close(fd);
- } else {
- /* /dev/urandom failed? Maybe we're in a chroot. */
-//#if defined(CTL_KERN) && defined(KERN_RANDOM) && defined(RANDOM_UUID)
-#ifdef _LINUX_SYSCTL_H
- /* XXX this is for Linux, which uses enums */
-
- int mib[3];
- size_t i, len;
-
- mib[0] = CTL_KERN;
- mib[1] = KERN_RANDOM;
- mib[2] = RANDOM_UUID;
-
- for (i = 0; i < sizeof(rdat.rnd) / sizeof(u_int); i ++) {
- len = sizeof(u_int);
- if (sysctl(mib, 3, &rdat.rnd[i], &len, NULL, 0) == -1) {
- fprintf(stderr, "warning: no entropy source\n");
- break;
- }
- }
-#else
- /* XXX kFreeBSD doesn't seem to have KERN_ARND or so */
- ;
-#endif
}
arc4_stir_pid = getpid();
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