1 files changed, 46 insertions, 0 deletions
diff --git a/src/opt.c b/src/opt.c
new file mode 100644
index 0000000..7b6d083
--- /dev/null
+++ b/src/opt.c
@@ -0,0 +1,46 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <errno.h>
+#include <string.h>
+
+#include "config.h"
+#include "opt.h"
+
+#define CONFIG_OPT(default_val) { {0},0,{default_val} }
+
+struct opt config_opts[] =  { CONFIG_OPT(DEFAULT_FIFO), CONFIG_OPT(NULL) };
+const int opt_siz = ( sizeof(config_opts)/sizeof(config_opts[0]) );
+
+
+void
+usage(char *arg0)
+{
+  fprintf(stderr, "\n%s (%s)\n  %s\n", PKGNAME, VERSION, PKGDESC);
+  fprintf(stderr, "  Written by %s (%s).\n", AUTHOR, AUTHOR_EMAIL);
+  fprintf(stderr, "  License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>.\n\n");
+  fprintf(stderr, "  Command:\n\t%s [args]\n", arg0);
+  fprintf(stderr, "  Arguments:\n\t-h this\n\t-f [passfifo] default: %s\n\t-c [cryptcreate]\n", DEFAULT_FIFO);
+}
+
+int
+parse_cmd(int argc, char **argv)
+{
+  int opt;
+
+  while ((opt = getopt(argc, argv, "hf:c:")) != -1) {
+    switch (opt) {
+      case 'h':
+        usage(argv[0]);
+        return 1;
+      case 'f':
+        s_OPT(FIFO_PATH, strdup(optarg));
+        break;
+      case 'c':
+        s_OPT(CRYPT_CMD, strdup(optarg));
+        break;
+    }
+  }
+  return 0;
+}
+