[doris-thirdparty] branch libhdfs3 updated: [Fix](libhdfs3) Fix seek(0) does not reset stream offset of CryptoCodec. (#35)

[morningman]

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morningman pushed a commit to branch libhdfs3
in repository https://gitbox.apache.org/repos/asf/doris-thirdparty.git


The following commit(s) were added to refs/heads/libhdfs3 by this push:
     new d1a9e2a  [Fix](libhdfs3) Fix seek(0) does not reset stream offset of 
CryptoCodec. (#35)
d1a9e2a is described below

commit d1a9e2a9c17245c469fdb5a4132c43977def1a92
Author: Qi Chen <kaka11.c...@gmail.com>
AuthorDate: Mon Jan 30 21:17:48 2023 +0800

    [Fix](libhdfs3) Fix seek(0) does not reset stream offset of CryptoCodec. 
(#35)
---
 src/client/CryptoCodec.cpp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/src/client/CryptoCodec.cpp b/src/client/CryptoCodec.cpp
index c8dadb8..800344e 100644
--- a/src/client/CryptoCodec.cpp
+++ b/src/client/CryptoCodec.cpp
@@ -23,6 +23,8 @@
 #include "CryptoCodec.h"
 #include "Logger.h"
 
+#include <inttypes.h>
+
 using namespace Hdfs::Internal;
 
 
@@ -142,7 +144,14 @@ namespace Hdfs {
                        counter = stream_offset / 16;
                        padding = stream_offset % 16;
                        iv = this->calculateIV(iv, counter);
-               }
+               } else if (stream_offset == 0) {
+                        counter = 0;
+                        padding = 0;
+                } else {
+                        LOG(WARNING, "CryptoCodec : Invalid stream_offset %" 
PRId64, stream_offset);
+                        return -1;
+                
+                }
 
                // Judge the crypto method is encrypt or decrypt.
                int enc = (method == CryptoMethod::ENCRYPT) ? 1 : 0;


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