From: Timo Sirainen <tss@iki.fi>
Date: Sun, 24 Aug 2003 06:32:08 +0000 (+0300)
Subject: expunge/append behaviour corrupted indexes
X-Git-Tag: 1.1.alpha1~4387
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f16b058c2ea114f8e6887c06f797e7be6d04d3fb;p=thirdparty%2Fdovecot%2Fcore.git

expunge/append behaviour corrupted indexes

--HG--
branch : HEAD
---

diff --git a/src/lib-index/mail-index-file.c b/src/lib-index/mail-index-file.c
index 3f9a3a0fbc..e86b658981 100644
--- a/src/lib-index/mail-index-file.c
+++ b/src/lib-index/mail-index-file.c
@@ -31,6 +31,11 @@ static int compress(struct mail_index *index, unsigned int remove_first_idx,
 	index->header->used_file_size -= sizeof(*rec) * count;
 	index->mmap_used_length -= sizeof(*rec) * count;
 
+	/* not really needed since append() will initialize it as well,
+	   but may help preventing problems if change is only partially
+	   written to disk */
+	memset((char *) rec + index->mmap_used_length, 0, sizeof(*rec) * count);
+
 	return mail_index_truncate(index);
 }
 
diff --git a/src/lib-index/mail-index.c b/src/lib-index/mail-index.c
index 086d83efaa..f876a696fe 100644
--- a/src/lib-index/mail-index.c
+++ b/src/lib-index/mail-index.c
@@ -680,6 +680,7 @@ struct mail_index_record *mail_index_append(struct mail_index *index)
 					    index->mmap_used_length);
 	rec->uid = index->header->next_uid++;
 	rec->msg_flags = 0;
+	rec->cache_offset = 0;
 
 	index->header->used_file_size += sizeof(*rec);
 	index->mmap_used_length += sizeof(*rec);