From 523ac7e7dd5a2f97711fa369f7a73e43ff7b49bc Mon Sep 17 00:00:00 2001
From: Sergey Matveev <stargrave@stargrave.org>
Date: Sat, 29 Apr 2023 12:49:53 +0300
Subject: [PATCH] Fixed nncp-reass's badSize calculation

---
 doc/news.ru.texi           | 13 +++++++++++++
 doc/news.texi              | 13 +++++++++++++
 src/cmd/nncp-reass/main.go |  3 ++-
 src/nncp.go                |  2 +-
 4 files changed, 29 insertions(+), 2 deletions(-)

diff --git a/doc/news.ru.texi b/doc/news.ru.texi
index 49e7778..bc331a8 100644
--- a/doc/news.ru.texi
+++ b/doc/news.ru.texi
@@ -1,6 +1,19 @@
 @node Новости
 @section Новости
 
+@node Релиз 8.8.3
+@subsection Релиз 8.8.3
+@itemize
+
+@item
+Исправлена @command{nncp-reass} команда, которая некорректно сообщала о
+плохом размере последнего куска файла если он был кратен размеру chunk-а.
+
+@item
+Обновлены зависимости. Теперь требуется Go 1.20+.
+
+@end itemize
+
 @node Релиз 8.8.2
 @subsection Релиз 8.8.2
 @itemize
diff --git a/doc/news.texi b/doc/news.texi
index 50f675b..fa97340 100644
--- a/doc/news.texi
+++ b/doc/news.texi
@@ -4,6 +4,19 @@
 
 See also this page @ref{Новости, on russian}.
 
+@node Release 8_8_3
+@section Release 8.8.3
+@itemize
+
+@item
+Fixed @command{nncp-reass} command, that incorrectly reported about
+wrong last chunk's size if it is multiple of the chunk-size.
+
+@item
+Updated dependencies. Go 1.20+ is required now.
+
+@end itemize
+
 @node Release 8_8_2
 @section Release 8.8.2
 @itemize
diff --git a/src/cmd/nncp-reass/main.go b/src/cmd/nncp-reass/main.go
index ac52eeb..e92a2e5 100644
--- a/src/cmd/nncp-reass/main.go
+++ b/src/cmd/nncp-reass/main.go
@@ -125,7 +125,8 @@ func process(ctx *nncp.Ctx, path string, keep, dryRun, stdout, dumpMeta bool) bo
 		}
 		var badSize bool
 		if chunkNum+1 == len(chunksPaths) {
-			badSize = uint64(fi.Size()) != metaPkt.FileSize%metaPkt.ChunkSize
+			left := metaPkt.FileSize % metaPkt.ChunkSize
+			badSize = left != 0 && uint64(fi.Size()) != left
 		} else {
 			badSize = uint64(fi.Size()) != metaPkt.ChunkSize
 		}
diff --git a/src/nncp.go b/src/nncp.go
index b4ce4d8..dde9bcb 100644
--- a/src/nncp.go
+++ b/src/nncp.go
@@ -40,7 +40,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.`
 const Base32Encoded32Len = 52
 
 var (
-	Version string = "8.8.2"
+	Version string = "8.8.3"
 
 	Base32Codec *base32.Encoding = base32.StdEncoding.WithPadding(base32.NoPadding)
 )
-- 
2.44.0