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Readdir.cc
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1 /* -*- c++ -*-
2  * Copyright (C) 2007-2015 Hypertable, Inc.
3  *
4  * This file is part of Hypertable.
5  *
6  * Hypertable is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU General Public License
8  * as published by the Free Software Foundation; either version 3
9  * of the License, or any later version.
10  *
11  * Hypertable is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with this program; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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20  */
21 
26 
27 #include <Common/Compat.h>
28 
29 #include "Readdir.h"
30 
31 #include <Common/Logger.h>
32 #include <Common/Serialization.h>
33 
34 using namespace Hypertable;
36 
37 uint8_t Readdir::encoding_version() const {
38  return 1;
39 }
40 
42  size_t length = 4;
43  for (const Filesystem::Dirent &entry : m_listing)
44  length += entry.encoded_length();
45  return length;
46 }
47 
48 void Readdir::encode_internal(uint8_t **bufp) const {
50  for (const Filesystem::Dirent &entry : m_listing)
51  entry.encode(bufp);
52 }
53 
54 void Readdir::decode_internal(uint8_t version, const uint8_t **bufp,
55  size_t *remainp) {
56  (void)version;
57  int32_t count = (int32_t)Serialization::decode_i32(bufp, remainp);
58  m_listing.reserve(count);
59  Filesystem::Dirent entry;
60  for (int32_t i=0; i<count; i++) {
61  entry.decode(bufp, remainp);
62  m_listing.push_back(entry);
63  }
64 }
void encode_internal(uint8_t **bufp) const override
Writes serialized representation of object to a buffer.
Definition: Readdir.cc:48
size_t encoded_length_internal() const override
Returns internal serialized length.
Definition: Readdir.cc:41
uint32_t decode_i32(const uint8_t **bufp, size_t *remainp)
Decode a 32-bit integer in little-endian order.
Logging routines and macros.
void encode_i32(uint8_t **bufp, uint32_t val)
Encode a 32-bit integer in little-endian order.
uint8_t encoding_version() const override
Returns encoding version.
Definition: Readdir.cc:37
Compatibility Macros for C/C++.
Functions to serialize/deserialize primitives to/from a memory buffer.
virtual void decode(const uint8_t **bufp, size_t *remainp)
Reads serialized representation of object from a buffer.
Definition: Serializable.cc:70
Hypertable definitions
void decode_internal(uint8_t version, const uint8_t **bufp, size_t *remainp) override
Reads serialized representation of object from a buffer.
Definition: Readdir.cc:54
std::vector< Filesystem::Dirent > m_listing
Directory listing.
Definition: Readdir.h:79
Declarations for Readdir response parameters.