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author | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
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committer | sjg <sjg@FreeBSD.org> | 2015-05-27 01:19:58 +0000 |
commit | 65145fa4c81da358fcbc3b650156dab705dfa34e (patch) | |
tree | 55c065b6730aaac2afb6c29933ee6ec5fa4c4249 /lib/libc/sys/interposing_table.c | |
parent | 60ff4eb0dff94a04d75d0d52a3957aaaf5f8c693 (diff) | |
parent | e6b664c390af88d4a87208bc042ce503da664c3b (diff) | |
download | FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.zip FreeBSD-src-65145fa4c81da358fcbc3b650156dab705dfa34e.tar.gz |
Merge sync of head
Diffstat (limited to 'lib/libc/sys/interposing_table.c')
-rw-r--r-- | lib/libc/sys/interposing_table.c | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/lib/libc/sys/interposing_table.c b/lib/libc/sys/interposing_table.c new file mode 100644 index 0000000..08dfbb1 --- /dev/null +++ b/lib/libc/sys/interposing_table.c @@ -0,0 +1,89 @@ +/* + * Copyright (c) 2014 The FreeBSD Foundation. + * All rights reserved. + * + * Portions of this software were developed by Konstantin Belousov + * under sponsorship from the FreeBSD Foundation. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice(s), this list of conditions and the following disclaimer as + * the first lines of this file unmodified other than the possible + * addition of one or more copyright notices. + * 2. Redistributions in binary form must reproduce the above copyright + * notice(s), this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDER(S) ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR + * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE + * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, + * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <sys/cdefs.h> +__FBSDID("$FreeBSD$"); + +#include <sys/types.h> +#include "libc_private.h" + +#define SLOT(a, b) \ + [INTERPOS_##a] = (interpos_func_t)b +interpos_func_t __libc_interposing[INTERPOS_MAX] = { + SLOT(accept, __sys_accept), + SLOT(accept4, __sys_accept4), + SLOT(aio_suspend, __sys_aio_suspend), + SLOT(close, __sys_close), + SLOT(connect, __sys_connect), + SLOT(fcntl, __sys_fcntl), + SLOT(fsync, __sys_fsync), + SLOT(fork, __sys_fork), + SLOT(msync, __sys_msync), + SLOT(nanosleep, __sys_nanosleep), + SLOT(openat, __sys_openat), + SLOT(poll, __sys_poll), + SLOT(pselect, __sys_pselect), + SLOT(read, __sys_read), + SLOT(readv, __sys_readv), + SLOT(recvfrom, __sys_recvfrom), + SLOT(recvmsg, __sys_recvmsg), + SLOT(select, __sys_select), + SLOT(sendmsg, __sys_sendmsg), + SLOT(sendto, __sys_sendto), + SLOT(setcontext, __sys_setcontext), + SLOT(sigaction, __sys_sigaction), + SLOT(sigprocmask, __sys_sigprocmask), + SLOT(sigsuspend, __sys_sigsuspend), + SLOT(sigwait, __libc_sigwait), + SLOT(sigtimedwait, __sys_sigtimedwait), + SLOT(sigwaitinfo, __sys_sigwaitinfo), + SLOT(swapcontext, __sys_swapcontext), + SLOT(system, __libc_system), + SLOT(tcdrain, __libc_tcdrain), + SLOT(wait4, __sys_wait4), + SLOT(write, __sys_write), + SLOT(writev, __sys_writev), + SLOT(_pthread_mutex_init_calloc_cb, _pthread_mutex_init_calloc_cb_stub), + SLOT(spinlock, __libc_spinlock_stub), + SLOT(spinunlock, __libc_spinunlock_stub), + SLOT(kevent, __sys_kevent), + SLOT(wait6, __sys_wait6), + SLOT(ppoll, __sys_ppoll), +}; +#undef SLOT + +interpos_func_t * +__libc_interposing_slot(int interposno) +{ + + return (&__libc_interposing[interposno]); +} |