48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/* Copyright (C) 1994-2022 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <sys/socket.h>
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#include <hurd.h>
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#include <hurd/socket.h>
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#include <hurd/fd.h>
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#include <sysdep-cancel.h>
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/* Send N bytes of BUF to socket FD. Returns the number sent or -1. */
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ssize_t
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__send (int fd, const void *buf, size_t n, int flags)
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{
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error_t err;
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size_t wrote;
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int cancel_oldtype;
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cancel_oldtype = LIBC_CANCEL_ASYNC();
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err = HURD_DPORT_USE_CANCEL (fd, __socket_send (port, MACH_PORT_NULL,
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flags, buf, n,
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NULL, MACH_MSG_TYPE_COPY_SEND, 0,
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NULL, 0, &wrote));
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LIBC_CANCEL_RESET (cancel_oldtype);
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if (err == MIG_BAD_ID || err == EOPNOTSUPP)
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/* The file did not grok the socket protocol. */
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err = ENOTSOCK;
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return err ? __hurd_sockfail (fd, flags, err) : wrote;
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}
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libc_hidden_def (__send)
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weak_alias (__send, send)
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