1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
/* Copyright (C) 1994-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <sys/socket.h>
#include <hurd.h>
#include <hurd/socket.h>
#include <hurd/fd.h>
#include <sysdep-cancel.h>
/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */
ssize_t
__send (int fd, const void *buf, size_t n, int flags)
{
error_t err;
vm_size_t wrote;
int cancel_oldtype;
cancel_oldtype = LIBC_CANCEL_ASYNC();
err = HURD_DPORT_USE_CANCEL (fd, __socket_send (port, MACH_PORT_NULL,
flags, buf, n,
NULL, MACH_MSG_TYPE_COPY_SEND, 0,
NULL, 0, &wrote));
LIBC_CANCEL_RESET (cancel_oldtype);
if (err == MIG_BAD_ID || err == EOPNOTSUPP)
/* The file did not grok the socket protocol. */
err = ENOTSOCK;
return err ? __hurd_sockfail (fd, flags, err) : wrote;
}
libc_hidden_def (__send)
weak_alias (__send, send)
|
