From: Matt Joiner <anacrolix@gmail.com>
Date: Mon, 12 Sep 2016 06:54:43 +0000 (+1000)
Subject: Fix issue #112
X-Git-Tag: v1.0.0~589
X-Git-Url: http://www.git.stargrave.org/?a=commitdiff_plain;h=4d10fd3496e2accb759e1bab44b7e28011e5d284;p=btrtrc.git

Fix issue #112
---

diff --git a/misc.go b/misc.go
index 42a65fe7..a9b024ec 100644
--- a/misc.go
+++ b/misc.go
@@ -62,8 +62,14 @@ func validateInfo(info *metainfo.Info) error {
 	if len(info.Pieces)%20 != 0 {
 		return errors.New("pieces has invalid length")
 	}
-	if int((info.TotalLength()+info.PieceLength-1)/info.PieceLength) != info.NumPieces() {
-		return errors.New("piece count and file lengths are at odds")
+	if info.PieceLength == 0 {
+		if info.TotalLength() != 0 {
+			return errors.New("zero piece length")
+		}
+	} else {
+		if int((info.TotalLength()+info.PieceLength-1)/info.PieceLength) != info.NumPieces() {
+			return errors.New("piece count and file lengths are at odds")
+		}
 	}
 	return nil
 }