MPD: lib/curl/Slist.hxx Source File

MPD 0.20.18

Slist.hxx
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1 /*
2 * Copyright (C) 2008-2017 Max Kellermann <max.kellermann@gmail.com>
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
8 * - Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 *
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the
14 * distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
19 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
20 * FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
22 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
23 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
25 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
27 * OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29
30 #ifndef CURL_SLIST_HXX
31 #define CURL_SLIST_HXX
32
33 #include <curl/curl.h>
34
35 #include <algorithm>
36
40 class CurlSlist {
41 struct curl_slist *head = nullptr;
42
43 public:
44 CurlSlist() = default;
45
46 CurlSlist(CurlSlist &&src)
47 :head(std::exchange(src.head, nullptr)) {}
48
49 ~CurlSlist() {
50 if (head != nullptr)
51 curl_slist_free_all(head);
52 }
53
54 CurlSlist &operator=(CurlSlist &&src) {
55 std::swap(head, src.head);
56 return *this;
57 }
58
59 struct curl_slist *Get() {
60 return head;
61 }
62
63 void Clear() {
64 curl_slist_free_all(head);
65 head = nullptr;
66 }
67
68 void Append(const char *value) {
69 auto *new_head = curl_slist_append(head, value);
70 if (new_head == nullptr)
71 throw std::runtime_error("curl_slist_append() failed");
72 head = new_head;
73 }
74 };
75
76 #endif
CurlSlist::~CurlSlist
~CurlSlist()
Definition: Slist.hxx:49
CurlSlist::Get
struct curl_slist * Get()
Definition: Slist.hxx:59
CurlSlist::operator=
CurlSlist & operator=(CurlSlist &&src)
Definition: Slist.hxx:54
CurlSlist::Clear
void Clear()
Definition: Slist.hxx:63
CurlSlist
OO wrapper for "struct curl_slist *".
Definition: Slist.hxx:40
CurlSlist::Append
void Append(const char *value)
Definition: Slist.hxx:68
CurlSlist::CurlSlist
CurlSlist(CurlSlist &&src)
Definition: Slist.hxx:46
CurlSlist::CurlSlist
CurlSlist()=default