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 * $FreeBSD$
33 */
34
35 /**
36 * \file guid.cc
37 *
38 * Implementation of the Guid class.
39 */
40 #include <sys/cdefs.h>
41
42 #include <stdlib.h>
43 #include <limits.h>
44 #include <inttypes.h>
45
46 #include <iostream>
47 #include <string>
48
49 #include "guid.h"
50
51 __FBSDID("$FreeBSD$");
52 /*============================ Namespace Control =============================*/
53 using std::string;
54 namespace DevdCtl
55 {
56
57 /*=========================== Class Implementations ==========================*/
58 /*----------------------------------- Guid -----------------------------------*/
Guid(const string & guidString)59 Guid::Guid(const string &guidString)
60 {
61 if (guidString.empty()) {
62 m_GUID = INVALID_GUID;
63 } else {
64 /*
65 * strtoumax() returns zero on conversion failure
66 * which nicely matches our choice for INVALID_GUID.
67 */
68 m_GUID = (uint64_t)strtoumax(guidString.c_str(), NULL, 0);
69 }
70 }
71
72 std::ostream&
operator <<(std::ostream & out,Guid g)73 operator<< (std::ostream& out, Guid g)
74 {
75 if (g.IsValid())
76 out << (uint64_t)g;
77 else
78 out << "None";
79 return (out);
80 }
81
82 } // namespace DevdCtl
83