Migrate libasyncio from boost.signal to signals2 (#8756)
[libasyncio] / utils / asyncio_system_tools.cpp
... / ...
CommitLineData
1/*
2The software in this package is distributed under the GNU General
3Public License version 2 (with a special exception described below).
4
5A copy of GNU General Public License (GPL) is included in this distribution,
6in the file COPYING.GPL.
7
8As a special exception, if other files instantiate templates or use macros
9or inline functions from this file, or you compile this file and link it
10with other works to produce a work based on this file, this file
11does not by itself cause the resulting work to be covered
12by the GNU General Public License.
13
14However the source code for this file must still be made available
15in accordance with section (3) of the GNU General Public License.
16
17This exception does not invalidate any other reasons why a work based
18on this file might be covered by the GNU General Public License.
19*/
20/**
21 * @file
22 * @brief some functions to wrap some system functions
23 *
24 * @author Reinhard Pfau \<Reinhard.Pfau@gmx.de\>
25 * @copyright &copy; Copyright 2009 by Intra2net AG
26 */
27
28#include "asyncio_system_tools.hpp"
29
30#include <sys/types.h>
31#include <sys/stat.h>
32#include <unistd.h>
33#include <netinet/in.h>
34
35
36namespace AsyncIo
37{
38namespace Utils
39{
40
41/*
42 * implementation of FileStat
43 */
44
45FileStat::FileStat( const std::string& path, bool follow_symlinks)
46: m_path( path )
47, m_is_valid( false )
48, m_follow_symlinks( follow_symlinks )
49{
50 refresh();
51}// end of FileStat::FileStat()
52
53
54FileStat::~FileStat()
55{
56} // end of FileStat::~FileStat()
57
58
59void FileStat::refresh()
60{
61 struct stat file_stat[1];
62
63 int res;
64
65 res= (m_follow_symlinks ? ::stat : ::lstat)( m_path.c_str(), file_stat );
66
67 if (res)
68 {
69 m_is_valid= false;
70 return;
71 }
72
73 m_mode= file_stat->st_mode;
74
75 m_is_regular_file= S_ISREG(file_stat->st_mode);
76 m_is_directory= S_ISDIR(file_stat->st_mode);
77 m_is_character_device= S_ISCHR(file_stat->st_mode);
78 m_is_block_device= S_ISBLK(file_stat->st_mode);
79 m_is_fifo= S_ISFIFO(file_stat->st_mode);
80 m_is_symbolic_link= S_ISLNK(file_stat->st_mode);
81 m_is_socket= S_ISSOCK(file_stat->st_mode);
82 m_is_exec_file = m_is_regular_file && (file_stat->st_mode & (S_IXUSR | S_IXGRP | S_IXOTH));
83 // TODO: implement more!
84} // end of FileStat::refresh()
85
86
87
88/*
89 * funcs
90 */
91
92bool unlink( const std::string& path )
93{
94 return ::unlink( path.c_str() ) == 0;
95} // end of unlink(const std::string&)
96
97
98
99/*
100 * IPv4
101 */
102
103IPv4Address::IPv4Address( )
104: m_address( 0u )
105, m_valid( false )
106{
107}
108
109
110IPv4Address::IPv4Address(uint32_t _address)
111: m_address( _address )
112, m_valid( true )
113{
114}
115
116
117uint32_t IPv4Address::get_address_nbo() const
118{
119 return htonl( m_address );
120}
121
122
123
124} // end of namespace Utils
125}// end of namespace AsyncIo