1 /* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
3 * DataDifferential Utility Library
5 * Copyright (C) 2011 Data Differential, http://datadifferential.com/
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
12 * * Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * * Redistributions in binary form must reproduce the above
16 * copyright notice, this list of conditions and the following disclaimer
17 * in the documentation and/or other materials provided with the
20 * * The names of its contributors may not be used to endorse or
21 * promote products derived from this software without specific prior
24 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
25 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
26 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
27 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
28 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
29 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
30 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
31 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
32 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
33 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
45 namespace datadifferential {
49 typedef std::vector<char> Packet;
52 typedef std::vector<Operation *> vector;
54 Operation(const char *command, size_t command_length, bool expect_response= true) :
55 _expect_response(expect_response),
59 packet.resize(command_length);
60 memcpy(&packet[0], command, command_length);
71 const char* ptr() const
76 bool has_response() const
78 return _expect_response;
81 void push(const char *buffer, size_t buffer_size)
83 size_t response_size= _response.size();
84 _response.resize(response_size +buffer_size);
85 memcpy(&_response[0] +response_size, buffer, buffer_size);
88 // Return false on error
89 bool response(std::string &);
91 bool reconnect() const
97 bool _expect_response;
102 } /* namespace util */
103 } /* namespace datadifferential */