1 files changed, 20 insertions, 8 deletions

diff --git a/src/lib/libcrypto/rand/rand_unix.c b/src/lib/libcrypto/rand/rand_unix.c
index a776e52243..fa2bab57c6 100644
--- a/src/lib/libcrypto/rand/rand_unix.c
+++ b/src/lib/libcrypto/rand/rand_unix.c
@@ -115,7 +115,7 @@
 #include <openssl/rand.h>
 #include "rand_lcl.h"
 
-#if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS) || defined(OPENSSL_SYS_OS2) || defined(OPENSSL_SYS_VXWORKS))
+#if !(defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_VMS) || defined(OPENSSL_SYS_OS2))
 
 #include <sys/types.h>
 #include <sys/time.h>
@@ -124,6 +124,24 @@
 #include <unistd.h>
 #include <time.h>
 
+#ifdef __OpenBSD__
+int RAND_poll(void)
+{
+        u_int32_t rnd = 0, i;
+        unsigned char buf[ENTROPY_NEEDED];
+
+        for (i = 0; i < sizeof(buf); i++) {
+                if (i % 4 == 0)
+                        rnd = arc4random();
+                buf[i] = rnd;
+                rnd >>= 8;
+        }
+        RAND_add(buf, sizeof(buf), ENTROPY_NEEDED);
+        memset(buf, 0, sizeof(buf));
+
+        return 1;
+}
+#else
 int RAND_poll(void)
 {
         unsigned long l;
@@ -215,7 +233,7 @@ int RAND_poll(void)
         if (n > 0)
                 {
                 RAND_add(tmpbuf,sizeof tmpbuf,n);
-                OPENSSL_cleanse(tmpbuf,n);
+                memset(tmpbuf,0,n);
                 }
 #endif
 
@@ -236,10 +254,4 @@ int RAND_poll(void)
 }
 
 #endif
-
-#if defined(OPENSSL_SYS_VXWORKS)
-int RAND_poll(void)
-{
-    return 0;
-}
 #endif