cosmopolitan/libc/sock/bind-nt.c

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2020-06-15 14:18:57 +00:00
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi
Copyright 2020 Justine Alexandra Roberts Tunney
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
*/
#include "libc/assert.h"
#include "libc/calls/internal.h"
#include "libc/nt/winsock.h"
#include "libc/sock/internal.h"
#include "libc/sysv/errfuns.h"
/**
* Assigns local address and port number to socket.
*
* @param fd is the file descriptor returned by socket()
* @param addr is usually the binary-encoded ip:port on which to listen
* @param addrsize is the byte-length of addr's true polymorphic form
* @return socket file descriptor or -1 w/ errno
* @error ENETDOWN, EPFNOSUPPORT, etc.
* @asyncsignalsafe
*/
textwindows int bind$nt(struct Fd *fd, const void *addr, uint32_t addrsize) {
assert(fd->kind == kFdSocket);
if (__bind$nt(fd->handle, addr, addrsize) != -1) {
return 0;
} else {
return winsockerr();
}
}