More stuff

source/unicode.c

@@ -0,0 +1,21 @@
+#include <stdlib.h>
+#include <3ds.h>
+
+#include "unicode.h"
+
+ssize_t strulen(u16 *input, ssize_t max_len)
+{
+    for (int i = 0; i < max_len, i++) if (input[i] == 0) return i;
+    return max_len;
+}
+
+void strucat(u16 *input, char *addition)
+{
+    ssize_t len = strulen(zip_path, 0x106);
+    u8 *data = calloc(sizeof(u8), len * 4);
+    utf16_to_utf8(data, zip_path, len);
+
+    memcpy(&data[len], addition, strlen(addition));
+    utf8_to_utf16(input, data, len + strlen(addition));
+    free(data);
+}