refactor libcrypto initialisation

Don't call OpenSSL_add_all_algorithms() unless OpenSSL actually
supports it.

Move all libcrypto initialisation to a single function, and call that
from seed_rng() that is called early in each tool's main().

Prompted by patch from Rosen Penev

1 files changed, 0 insertions, 9 deletions

diff --git a/ssh-keysign.c b/ssh-keysign.c
index bcd1508c0..8f487b8c5 100644
--- a/ssh-keysign.c
+++ b/ssh-keysign.c
@@ -174,9 +174,6 @@ main(int argc, char **argv)
         u_char *signature, *data, rver;
         char *host, *fp;
         size_t slen, dlen;
-#ifdef WITH_OPENSSL
-        u_int32_t rnd[256];
-#endif
 
         ssh_malloc_init();      /* must be called before any mallocs */
         if (pledge("stdio rpath getpw dns id", NULL) != 0)
@@ -224,12 +221,6 @@ main(int argc, char **argv)
         if (found == 0)
                 fatal("could not open any host key");
 
-#ifdef WITH_OPENSSL
-        OpenSSL_add_all_algorithms();
-        arc4random_buf(rnd, sizeof(rnd));
-        RAND_seed(rnd, sizeof(rnd));
-#endif
-
         found = 0;
         for (i = 0; i < NUM_KEYTYPES; i++) {
                 keys[i] = NULL;