Move alias_normalize() to shared
diff --git a/shared/util.c b/shared/util.c
index 8491b18..f6ce61d 100644
--- a/shared/util.c
+++ b/shared/util.c
@@ -60,6 +60,46 @@
return s;
}
+/* module-related functions */
+/* ************************************************************************ */
+int alias_normalize(const char *alias, char buf[static PATH_MAX], size_t *len)
+{
+ size_t i;
+
+ for (i = 0; i < PATH_MAX - 1; i++) {
+ const char c = alias[i];
+ switch (c) {
+ case '-':
+ buf[i] = '_';
+ break;
+ case ']':
+ return -EINVAL;
+ case '[':
+ while (alias[i] != ']' && alias[i] != '\0') {
+ buf[i] = alias[i];
+ i++;
+ }
+
+ if (alias[i] != ']')
+ return -EINVAL;
+
+ buf[i] = alias[i];
+ break;
+ case '\0':
+ goto finish;
+ default:
+ buf[i] = c;
+ }
+ }
+
+finish:
+ buf[i] = '\0';
+ if (len)
+ *len = i;
+
+ return 0;
+}
+
/* read-like and fread-like functions */
/* ************************************************************************ */
ssize_t read_str_safe(int fd, char *buf, size_t buflen)