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git.gir.st - tmk_keyboard.git/blob - tmk_core/tool/mbed/mbed-sdk/libraries/net/lwip/Socket/Socket.cpp
1 /* Copyright (C) 2012 mbed.org, MIT License
3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
4 * and associated documentation files (the "Software"), to deal in the Software without restriction,
5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
7 * furnished to do so, subject to the following conditions:
9 * The above copyright notice and this permission notice shall be included in all copies or
10 * substantial portions of the Software.
12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
18 #include "Socket/Socket.h"
23 Socket::Socket() : _sock_fd(-1), _blocking(true), _timeout(1500) {
27 void Socket::set_blocking(bool blocking
, unsigned int timeout
) {
32 int Socket::init_socket(int type
) {
36 int fd
= lwip_socket(AF_INET
, type
, 0);
44 int Socket::set_option(int level
, int optname
, const void *optval
, socklen_t optlen
) {
45 return lwip_setsockopt(_sock_fd
, level
, optname
, optval
, optlen
);
48 int Socket::get_option(int level
, int optname
, void *optval
, socklen_t
*optlen
) {
49 return lwip_getsockopt(_sock_fd
, level
, optname
, optval
, optlen
);
52 int Socket::select(struct timeval
*timeout
, bool read
, bool write
) {
55 FD_SET(_sock_fd
, &fdSet
);
57 fd_set
* readset
= (read
) ? (&fdSet
) : (NULL
);
58 fd_set
* writeset
= (write
) ? (&fdSet
) : (NULL
);
60 int ret
= lwip_select(FD_SETSIZE
, readset
, writeset
, NULL
, timeout
);
61 return (ret
<= 0 || !FD_ISSET(_sock_fd
, &fdSet
)) ? (-1) : (0);
64 int Socket::wait_readable(TimeInterval
& timeout
) {
65 return select(&timeout
._time
, true, false);
68 int Socket::wait_writable(TimeInterval
& timeout
) {
69 return select(&timeout
._time
, false, true);
72 int Socket::close(bool shutdown
) {
77 lwip_shutdown(_sock_fd
, SHUT_RDWR
);
85 close(); //Don't want to leak
88 TimeInterval::TimeInterval(unsigned int ms
) {
89 _time
.tv_sec
= ms
/ 1000;
90 _time
.tv_usec
= (ms
- (_time
.tv_sec
* 1000)) * 1000;