96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
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/*
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* Check decoding of socketcall syscall.
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*
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* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "tests.h"
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#include <asm/unistd.h>
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#ifdef __NR_socketcall
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# include <assert.h>
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# include <stdio.h>
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# include <unistd.h>
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# include "xlat.h"
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# include "xlat/socketcalls.h"
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static const char *
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xlookup_uint(const struct xlat *xlat, const unsigned int val)
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{
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for (; xlat->str != NULL; xlat++)
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if (xlat->val == val)
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return xlat->str;
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return NULL;
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}
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static const int sc_min = 1, sc_max = 20;
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static void *efault;
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static void
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test_socketcall(const int i, const void *const addr)
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{
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const unsigned long call =
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(unsigned long) 0xfacefeed00000000ULL | (unsigned int) i;
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long rc = syscall(__NR_socketcall, call, addr);
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if (i < sc_min || i > sc_max) {
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printf("socketcall(%d, %p) = %ld %s (%m)\n",
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(int) call, addr, rc, errno2name());
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} else if (addr == efault) {
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const char *const str = xlookup_uint(socketcalls, i);
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assert(str);
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printf("socketcall(%s, %p) = %ld %s (%m)\n",
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str, addr, rc, errno2name());
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}
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}
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int
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main(void)
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{
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assert((unsigned) sc_min == socketcalls[0].val);
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assert((unsigned) sc_max == socketcalls[ARRAY_SIZE(socketcalls) - 2].val);
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const unsigned long *const args = tail_alloc(sizeof(*args) * 6);
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efault = tail_alloc(1) + 1;
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int i;
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for (i = sc_min - 3; i <= sc_max + 3; ++i) {
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test_socketcall(i, efault);
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test_socketcall(i, args);
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}
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puts("+++ exited with 0 +++");
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return 0;
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}
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#else
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SKIP_MAIN_UNDEFINED("__NR_socketcall")
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#endif
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