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-rw-r--r--support/ab.c15
1 files changed, 15 insertions, 0 deletions
diff --git a/support/ab.c b/support/ab.c
index 55d1e4bb88..13a453f318 100644
--- a/support/ab.c
+++ b/support/ab.c
@@ -582,6 +582,8 @@ static void ssl_state_cb(const SSL *s, int w, int r)
}
}
+#if OPENSSL_VERSION_NUMBER < 0x10101000
+
#ifndef RAND_MAX
#define RAND_MAX INT_MAX
#endif
@@ -627,6 +629,9 @@ static void ssl_rand_seed(void)
n = ssl_rand_choosenum(0, sizeof(stackdata)-128-1);
RAND_seed(stackdata+n, 128);
}
+#else
+#define ssl_rand_seed() /* noop */
+#endif
static int ssl_print_connection_info(BIO *bio, SSL *ssl)
{
@@ -2640,6 +2645,16 @@ int main(int argc, const char * const argv[])
bio_out=BIO_new_fp(stdout,BIO_NOCLOSE);
bio_err=BIO_new_fp(stderr,BIO_NOCLOSE);
+#if OPENSSL_VERSION_NUMBER >= 0x10101000
+ if (RAND_status() == 0) {
+ fprintf(stderr, "%s: Error: Crypto library PRNG does not contain "
+ "sufficient randomness.\n"
+ "%s: Build the library with a suitable entropy source configured.\n",
+ argv[0], argv[0]);
+ exit(1);
+ }
+#endif
+
if (!(ssl_ctx = SSL_CTX_new(meth))) {
BIO_printf(bio_err, "Could not initialize SSL Context.\n");
ERR_print_errors(bio_err);