1 /*
2  * Copyright (c) 2011-2014, Intel Corporation
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without modification,
6  * are permitted provided that the following conditions are met:
7  *
8  * 1. Redistributions of source code must retain the above copyright notice, this
9  * list of conditions and the following disclaimer.
10  *
11  * 2. Redistributions in binary form must reproduce the above copyright notice,
12  * this list of conditions and the following disclaimer in the documentation and/or
13  * other materials provided with the distribution.
14  *
15  * 3. Neither the name of the copyright holder nor the names of its contributors
16  * may be used to endorse or promote products derived from this software without
17  * specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
23  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
26  * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
28  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29  */
30 #include "ConnectionSocket.h"
31 #include <unistd.h>
32 #include <netdb.h>
33 #include <netinet/in.h>
34 #include <stdio.h>
35 #include <errno.h>
36 #include <sstream>
37 
38 #define base CSocket
39 
40 using std::string;
41 
CConnectionSocket()42 CConnectionSocket::CConnectionSocket()
43 {
44 }
45 
46 // Connection
connect(const string & strRemote,uint16_t uiPort,string & strError)47 bool CConnectionSocket::connect(const string& strRemote, uint16_t uiPort, string& strError)
48 {
49     struct sockaddr_in server_addr;
50 
51     // Host entry
52     struct hostent* host = gethostbyname(strRemote.c_str());
53 
54     // Check host
55     if (!host) {
56 
57         strError = "Target not found :-(";
58 
59         return false;
60     }
61 
62     // Fill server address
63     initSockAddrIn(&server_addr, *((uint32_t*)host->h_addr), uiPort);
64 
65     // Connect
66     if (::connect(getFd(), (struct sockaddr *)&server_addr, sizeof(struct sockaddr))) {
67 
68 	std::ostringstream oss;
69         oss << "CConnectionSocket::connect::connect on port: " << uiPort;
70         perror(oss.str().c_str());
71 
72         strError = "Unable to connnect to target :-(";
73 
74         return false;
75     }
76     return true;
77 }
78