1 files changed, 50 insertions, 0 deletions
diff --git a/src/hash/dig_size.c b/src/hash/dig_size.c
new file mode 100644
index 000000000000..4625d2c65856
--- /dev/null
+++ b/src/hash/dig_size.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2016 Thomas Pornin <pornin@bolet.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining 
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be 
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "inner.h"
+
+/* see inner.h */
+size_t
+br_digest_size_by_ID(int digest_id)
+{
+	switch (digest_id) {
+	case br_md5sha1_ID:
+		return br_md5_SIZE + br_sha1_SIZE;
+	case br_md5_ID:
+		return br_md5_SIZE;
+	case br_sha1_ID:
+		return br_sha1_SIZE;
+	case br_sha224_ID:
+		return br_sha224_SIZE;
+	case br_sha256_ID:
+		return br_sha256_SIZE;
+	case br_sha384_ID:
+		return br_sha384_SIZE;
+	case br_sha512_ID:
+		return br_sha512_SIZE;
+	default:
+		/* abort(); */
+		return 0;
+	}
+}