From: Eric Biggers <ebiggers3@gmail.com>
Date: Tue, 27 Dec 2016 23:24:55 +0000 (-0600)
Subject: wlfuzz: don't generate . and .. filenames
X-Git-Tag: v1.11.0~25
X-Git-Url: https://wimlib.net/git/?p=wimlib;a=commitdiff_plain;h=20c97c97f77f08e09a2ad4578637a32d3d1efcf7

wlfuzz: don't generate . and .. filenames
---

diff --git a/src/test_support.c b/src/test_support.c
index 5ec72a02..6d17f339 100644
--- a/src/test_support.c
+++ b/src/test_support.c
@@ -541,6 +541,7 @@ generate_random_filename(utf16lechar name[], int max_len,
 	}
 	len = min(len, max_len);
 
+retry:
 	/* Generate the characters in the name. */
 	for (int i = 0; i < len; i++) {
 		do {
@@ -551,6 +552,11 @@ generate_random_filename(utf16lechar name[], int max_len,
 	/* Add a null terminator. */
 	name[len] = cpu_to_le16('\0');
 
+	/* Don't generate . and .. */
+	if (name[0] == cpu_to_le16('.') &&
+	    (len == 1 || (len == 2 && name[1] == cpu_to_le16('.'))))
+		goto retry;
+
 	return len;
 }