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Readdir.cc
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1 /*
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,
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13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License for more details.
15  *
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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 
32 
33 #include <AsyncComm/CommBuf.h>
34 
35 #include <Common/Error.h>
36 #include <Common/Serialization.h>
37 
38 using namespace Hypertable;
39 using namespace FsBroker::Lib::Response;
40 
41 int Callback::Readdir::response(std::vector<Filesystem::Dirent> &listing) {
42  CommHeader header;
44  Parameters::Readdir params(listing);
45  CommBufPtr cbuf( new CommBuf(header, 4 + params.encoded_length()) );
46  cbuf->append_i32(Error::OK);
47  params.encode(cbuf->get_data_ptr_address());
48  return m_comm->send_response(m_event->addr, cbuf);
49 }
void initialize_from_request_header(CommHeader &req_header)
Initializes header from req_header.
Definition: CommHeader.h:128
virtual size_t encoded_length() const
Returns serialized object length.
Definition: Serializable.cc:37
Comm * m_comm
Comm pointer.
virtual void encode(uint8_t **bufp) const
Writes serialized representation of object to a buffer.
Definition: Serializable.cc:64
std::shared_ptr< CommBuf > CommBufPtr
Smart pointer to CommBuf.
Definition: CommBuf.h:305
Response parameters for readdir requests.
Definition: Readdir.h:48
Compatibility Macros for C/C++.
Functions to serialize/deserialize primitives to/from a memory buffer.
int send_response(const CommAddress &addr, CommBufPtr &cbuf)
Sends a response message back over a connection.
Definition: Comm.cc:343
int response(std::vector< Filesystem::Dirent > &listing)
Sends response parameters back to client.
Definition: Readdir.cc:41
Hypertable definitions
Header for messages transmitted via AsyncComm.
Definition: CommHeader.h:40
Declarations for CommBuf.
Declarations for Readdir response callback.
Message buffer for holding data to be transmitted over a network.
Definition: CommBuf.h:79
EventPtr m_event
Smart pointer to event object.
Error codes, Exception handling, error logging.
Declarations for Readdir response parameters.