1 files changed, 48 insertions, 0 deletions
diff --git a/src/cli.h b/src/cli.h
new file mode 100644
index 0000000..6ccfd86
--- /dev/null
+++ b/src/cli.h
@@ -0,0 +1,48 @@
+/* cli.h -- Code for providing a command-line interface.
+
+   Copyright (C) 2017 Jakob Tsar-Fox, All Rights Reserved.
+
+   This file is part of Nekopack.
+
+   Nekopack is free software: you can redistribute it and/or modify it
+   under the terms of the GNU General Public License as published by the
+   Free Software Foundation, either version 3 of the License, or (at
+   your option) any later version.
+
+   Nekopack is distributed in the hope that it will be useful, but
+   WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+   General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with Nekopack. If not, see <http://www.gnu.org/licenses/>. */
+
+#pragma once
+
+#include <stdbool.h>
+#include <stddef.h>
+
+/* Identifiers for the mode of operation. */
+enum {
+    USAGE,
+    HELP,
+    VERSION,
+    LIST,
+    EXTRACT,
+};
+
+/* Structure for storing options set from the command-line. */
+struct params {
+    int    mode; /* Current mode of operation. */
+    int    game; /* Which encryption keys to use. */
+    bool   quiet; /* Whether or not to suppress progress messages. */
+    int    vararg_index; /* Start index of paths in argv. */
+    char   *out; /* Path to extract files to. */
+    size_t out_len; /* Length of the output path string. */
+};
+
+/* Returns a params structure parsed from `argv`. */
+struct params parse_args(int argc, char **argv);
+
+/* Frees allocated memory associated with `p`. */
+void params_free(struct params p);