1 files changed, 21 insertions, 0 deletions
diff --git a/algorithm_output_size.c b/algorithm_output_size.c
new file mode 100644
index 0000000..ffba6d8
--- /dev/null
+++ b/algorithm_output_size.c
@@ -0,0 +1,21 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+/**
+ * Get the output size of an algorithm
+ * 
+ * @param   algorithm  The hashing algorithm
+ * @return             The number of bytes in the output, zero on error
+ */
+size_t
+libsha1_algorithm_output_size(enum libsha1_algorithm algorithm)
+{
+	switch (algorithm) {
+	case LIBSHA1_0: return 20;
+	case LIBSHA1_1: return 20;
+	default:
+		errno = EINVAL;
+		return 0;
+	}
+}