1 files changed, 17 insertions, 0 deletions
diff --git a/lib/hitomezashi_utils.h b/lib/hitomezashi_utils.h
new file mode 100644
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--- /dev/null
+++ b/lib/hitomezashi_utils.h
@@ -0,0 +1,17 @@
+/** @file
+ * Utilities connected with hitomezashi patterns that may be useful to
+ * applications.
+ */
+#ifndef HITOMEZASHI_UTILS_H
+#define HITOMEZASHI_UTILS_H
+
+#include <stddef.h>
+
+/** Convert a string of ASCII digit 0s and 1s, eg. "1010", to a char array of
+ * numeric 0s and 1s. The return value is **dynamically allocated and must
+ * be freed**.
+ * @param len Length of ascii_str, not including any terminating null bytes.
+ */
+char *hitomezashi_ascii_binary_str_to_ints(char *ascii_str, size_t len);
+
+#endif // HITOMEZASHI_UTILS_H