1 /*-
2 * Copyright (c) 2012, 2013 Spectra Logic Corporation
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions, and the following disclaimer,
10 * without modification.
11 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
12 * substantially similar to the "NO WARRANTY" disclaimer below
13 * ("Disclaimer") and any redistribution must be conditioned upon
14 * including a substantially similar Disclaimer requirement for further
15 * binary redistribution.
16 *
17 * NO WARRANTY
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGES.
29 *
30 * Authors: Alan Somers (Spectra Logic Corporation)
31 */
32
33 /**
34 * \file guid.cc
35 *
36 * Implementation of the Guid class.
37 */
38 #include <sys/cdefs.h>
39
40 #include <stdlib.h>
41 #include <limits.h>
42 #include <inttypes.h>
43
44 #include <iostream>
45 #include <string>
46
47 #include "guid.h"
48 /*============================ Namespace Control =============================*/
49 using std::string;
50 namespace DevdCtl
51 {
52
53 /*=========================== Class Implementations ==========================*/
54 /*----------------------------------- Guid -----------------------------------*/
Guid(const string & guidString)55 Guid::Guid(const string &guidString)
56 {
57 if (guidString.empty()) {
58 m_GUID = INVALID_GUID;
59 } else {
60 /*
61 * strtoumax() returns zero on conversion failure
62 * which nicely matches our choice for INVALID_GUID.
63 */
64 m_GUID = (uint64_t)strtoumax(guidString.c_str(), NULL, 0);
65 }
66 }
67
68 std::ostream&
operator <<(std::ostream & out,Guid g)69 operator<< (std::ostream& out, Guid g)
70 {
71 if (g.IsValid())
72 out << (uint64_t)g;
73 else
74 out << "None";
75 return (out);
76 }
77
78 } // namespace DevdCtl
79