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7ce93726fb
* sysdeps/mach/hurd/dl-sysdep.c: Use ElfW(TYPE) in place of Elf32_TYPE. (__mmap): Use MAP_FAILED instead of widening __hurd_fail value. * sysdeps/mach/hurd/bind.c: Use prototype definition. * sysdeps/mach/hurd/connect.c: Likewise. * sysdeps/mach/hurd/getsockopt.c: Likewise. * sysdeps/mach/hurd/setsockopt.c: Likewise. * sysdeps/mach/hurd/alpha/sigreturn.c: Pass missing argument to __msg_sig_post RPC. * hurd/catch-exc.c: Use integer_t instead of int. * hurd/hurdfault.c: Likewise. * sysdeps/mach/hurd/alpha/exc2signal.c (_hurd_exception2signal): Rewritten. * sysdeps/mach/hurd/alpha/longjmp-ts.c (_hurd_longjmp_thread_state): Rewritten.
57 lines
1.7 KiB
C
57 lines
1.7 KiB
C
/* Copyright (C) 1992,94,97,2001,02 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, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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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/fd.h>
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#include <hurd/socket.h>
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#include <string.h>
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/* Put the current value for socket FD's option OPTNAME at protocol level LEVEL
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into OPTVAL (which is *OPTLEN bytes long), and set *OPTLEN to the value's
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actual length. Returns 0 on success, -1 for errors. */
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/* XXX should be __getsockopt ? */
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int
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getsockopt (int fd,
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int level,
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int optname,
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void *optval,
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socklen_t *optlen)
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{
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error_t err;
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char *buf = optval;
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mach_msg_type_number_t buflen = *optlen;
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if (err = HURD_DPORT_USE (fd, __socket_getopt (port,
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level, optname,
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&buf, &buflen)))
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return __hurd_dfail (fd, err);
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if (*optlen > buflen)
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*optlen = buflen;
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if (buf != optval)
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{
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memcpy (optval, buf, *optlen);
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__vm_deallocate (__mach_task_self (), (vm_address_t) buf, buflen);
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}
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return 0;
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}
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