Add automatic initializations support for EVP_MAC objects

[openssl.git] / crypto / init.c

diff --git a/crypto/init.c b/crypto/init.c
index 209d1a483daebee32c1407fb9cb1706923ee4501..fc6aade19197a444767b83827e38b5e08b76ff9f 100644 (file)
--- a/crypto/init.c
+++ b/crypto/init.c
@@ -235,6 +235,23 @@ DEFINE_RUN_ONCE_STATIC(ossl_init_add_all_digests)
     return 1;
 }
 
+static CRYPTO_ONCE add_all_macs = CRYPTO_ONCE_STATIC_INIT;
+DEFINE_RUN_ONCE_STATIC(ossl_init_add_all_macs)
+{
+    /*
+     * OPENSSL_NO_AUTOALGINIT is provided here to prevent at compile time
+     * pulling in all the macs during static linking
+     */
+#ifndef OPENSSL_NO_AUTOALGINIT
+# ifdef OPENSSL_INIT_DEBUG
+    fprintf(stderr, "OPENSSL_INIT: ossl_init_add_all_macs: "
+                    "openssl_add_all_macs_int()\n");
+# endif
+    openssl_add_all_macs_int();
+#endif
+    return 1;
+}
+
 DEFINE_RUN_ONCE_STATIC(ossl_init_no_add_algs)
 {
     /* Do nothing */
@@ -619,6 +636,14 @@ int OPENSSL_init_crypto(uint64_t opts, const OPENSSL_INIT_SETTINGS *settings)
             && !RUN_ONCE(&add_all_digests, ossl_init_add_all_digests))
         return 0;
 
+    if ((opts & OPENSSL_INIT_NO_ADD_ALL_MACS)
+            && !RUN_ONCE(&add_all_macs, ossl_init_no_add_algs))
+        return 0;
+
+    if ((opts & OPENSSL_INIT_ADD_ALL_MACS)
+            && !RUN_ONCE(&add_all_macs, ossl_init_add_all_macs))
+        return 0;
+
     if ((opts & OPENSSL_INIT_ATFORK)
             && !openssl_init_fork_handlers())
         return 0;