1 files changed, 20 insertions, 0 deletions
diff --git a/libar2_string_to_version.c b/libar2_string_to_version.c
new file mode 100644
index 0000000..a1e6370
--- /dev/null
+++ b/libar2_string_to_version.c
@@ -0,0 +1,20 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+int
+libar2_string_to_version(const char *str, enum libar2_argon2_version *versionp)
+{
+	if (!strcmp(str, "10") || !strcmp(str, "1.0")) {
+		*versionp = LIBAR2_ARGON2_VERSION_10;
+		return 0;
+
+	} else if (!strcmp(str, "13") || !strcmp(str, "1.3")) {
+		*versionp = LIBAR2_ARGON2_VERSION_13;
+		return 0;
+
+	} else {
+		errno = EINVAL;
+		return -1;
+	}
+}