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[PATCH] libnetfs: properly respond to file_get_translator requests
From: |
Justus Winter |
Subject: |
[PATCH] libnetfs: properly respond to file_get_translator requests |
Date: |
Tue, 16 Jul 2013 10:28:01 +0200 |
Properly respond to file_get_translator requests for nodes with a
passive translator record.
* libnetfs/file-get-translator.c (netfs_S_file_get_translator): Handle
passive translator records.
---
libnetfs/file-get-translator.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/libnetfs/file-get-translator.c b/libnetfs/file-get-translator.c
index 59e6102..3e183c1 100644
--- a/libnetfs/file-get-translator.c
+++ b/libnetfs/file-get-translator.c
@@ -109,6 +109,20 @@ netfs_S_file_get_translator (struct protid *user,
*translen = len;
err = 0;
}
+ else if (np->nn_translated & S_IPTRANS)
+ {
+ char *string = NULL;
+ size_t len = 0;
+ err = netfs_get_translator (np, &string, &len);
+ if (!err)
+ {
+ if (len > *translen)
+ *trans = mmap (0, len, PROT_READ|PROT_WRITE, MAP_ANON, 0, 0);
+ memmove (*trans, string, len);
+ *translen = len;
+ free (string);
+ }
+ }
else
err = EINVAL;
--
1.7.10.4
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