Add WIMLIB_ERR_FVE_LOCKED_VOLUME

[wimlib] / src / util.c

diff --git a/src/util.c b/src/util.c
index 508f6f8ee357e53c523a781144d3fa9c716fd470..e074b951e7d4864da2d898f4c3fa83fc9f92e4cf 100644 (file)
--- a/src/util.c
+++ b/src/util.c
@@ -381,16 +381,20 @@ static const tchar *error_strings[] = {
                = T("There is not a WIM image mounted on the directory"),
        [WIMLIB_ERR_NOT_PERMITTED_TO_UNMOUNT]
                = T("The current user does not have permission to unmount the WIM image"),
+       [WIMLIB_ERR_FVE_LOCKED_VOLUME]
+               = T("The volume must be unlocked before it can be used"),
 };
 
 /* API function documented in wimlib.h  */
 WIMLIBAPI const tchar *
-wimlib_get_error_string(enum wimlib_error_code code)
+wimlib_get_error_string(enum wimlib_error_code _code)
 {
-       if ((unsigned int)code >= ARRAY_LEN(error_strings))
+       unsigned int code = (unsigned int)_code;
+
+       if (code >= ARRAY_LEN(error_strings) || error_strings[code] == NULL)
                return T("Unknown error");
 
-       return error_strings[(unsigned int)code];
+       return error_strings[code];
 }