1 /* -*- Mode: C++; tab-width: 4; c-basic-offset: 4; indent-tabs-mode: nil -*- */
2 /*
3  *     Copyright 2017 Couchbase, Inc
4  *
5  *   Licensed under the Apache License, Version 2.0 (the "License");
6  *   you may not use this file except in compliance with the License.
7  *   You may obtain a copy of the License at
8  *
9  *       http://www.apache.org/licenses/LICENSE-2.0
10  *
11  *   Unless required by applicable law or agreed to in writing, software
12  *   distributed under the License is distributed on an "AS IS" BASIS,
13  *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14  *   See the License for the specific language governing permissions and
15  *   limitations under the License.
16  */
17 
18 #include "collections/collections_types.h"
19 
20 #include <cctype>
21 #include <cstring>
22 #include <iostream>
23 
24 namespace Collections {
25 
makeUid(const char* uid)26 uid_t makeUid(const char* uid) {
27     if (std::strlen(uid) == 0 || std::strlen(uid) > 16) {
28         throw std::invalid_argument(
29                 "Collections::convertUid uid must be > 0 and <= 16 characters: "
30                 "strlen(uid):" +
31                 std::to_string(std::strlen(uid)));
32     }
33 
34     // verify that the input characters satisfy isxdigit
35     for (size_t ii = 0; ii < std::strlen(uid); ii++) {
36         if (uid[ii] == 0) {
37             break;
38         } else if (!std::isxdigit(uid[ii])) {
39             throw std::invalid_argument("Collections::convertUid: uid:" +
40                                         std::string(uid) + ", index:" +
41                                         std::to_string(ii) + " fails isxdigit");
42         }
43     }
44 
45     return std::strtoull(uid, nullptr, 16);
46 }
47 
to_string(const Identifier& identifier)48 std::string to_string(const Identifier& identifier) {
49     return cb::to_string(identifier.getName()) + ":" +
50            std::to_string(identifier.getUid());
51 }
52 
operator <<(std::ostream& os, const Identifier& identifier)53 std::ostream& operator<<(std::ostream& os, const Identifier& identifier) {
54     os << to_string(identifier);
55     return os;
56 }
57 
58 } // end namespace Collections