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error.h
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1// Copyright (c) 2018, The Monero Project
2//
3// All rights reserved.
4//
5// Redistribution and use in source and binary forms, with or without modification, are
6// permitted provided that the following conditions are met:
7//
8// 1. Redistributions of source code must retain the above copyright notice, this list of
9// conditions and the following disclaimer.
10//
11// 2. Redistributions in binary form must reproduce the above copyright notice, this list
12// of conditions and the following disclaimer in the documentation and/or other
13// materials provided with the distribution.
14//
15// 3. Neither the name of the copyright holder nor the names of its contributors may be
16// used to endorse or promote products derived from this software without specific
17// prior written permission.
18//
19// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
20// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
22// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
27// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28
29#pragma once
30
31#include <system_error>
32#include <type_traits>
33
34namespace net
35{
37 enum class error : int
38 {
39 // 0 reserved for success (as per expect<T>)
46 };
47
49 std::error_category const& error_category() noexcept;
50
52 inline std::error_code make_error_code(error value) noexcept
53 {
54 return std::error_code{int(value), error_category()};
55 }
56}
57
58namespace std
59{
60 template<>
61 struct is_error_code_enum<::net::error>
62 : true_type
63 {};
64}
#define inline
Definition inline_c.h:35
std::error_category const & error_category() noexcept
Definition error.cpp:87
error
General net errors.
Definition error.h:38
@ invalid_port
Outside of 0-65535 range.
Definition error.h:43
@ invalid_tor_address
Invalid base32 or length.
Definition error.h:44
@ unsupported_address
Type not supported by get_network_address.
Definition error.h:45
@ expected_tld
Expected a tld.
Definition error.h:40
@ invalid_i2p_address
Definition error.h:42
@ invalid_host
Hostname is not valid.
Definition error.h:41
std::error_code make_error_code(error value) noexcept
Definition error.h:52
STL namespace.
const GenericPointer< typename T::ValueType > T2 value
Definition pointer.h:1225