Promote the pdkim variant-implementation sha routines to toplevel

[exim.git] / src / src / sha_ver.h

diff --git a/src/src/sha_ver.h b/src/src/sha_ver.h
new file mode 100644 (file)
index 0000000..630c78d
--- /dev/null
+++ b/src/src/sha_ver.h
@@ -0,0 +1,32 @@
+/*************************************************
+*     Exim - an Internet mail transport agent    *
+*************************************************/
+
+/* Copyright (c) Jeremy Harris 2016 */
+/* See the file NOTICE for conditions of use and distribution. */
+
+/* SHA routine selection */
+
+#include "exim.h"
+
+#ifdef SUPPORT_TLS
+
+# define EXIM_HAVE_SHA2
+
+# ifdef USE_GNUTLS
+#  include <gnutls/gnutls.h>
+
+#  if GNUTLS_VERSION_NUMBER >= 0x020a00
+#   define SHA_GNUTLS
+#  else
+#   define SHA_GCRYPT
+#  endif
+
+# else
+#  define SHA_OPENSSL
+# endif
+
+#else
+# define SHA_NATIVE
+#endif
+