/* * Check decoding of out-of-range syscalls. * * Copyright (c) 2015-2016 Dmitry V. Levin * Copyright (c) 2016-2017 The strace developers. * All rights reserved. * * 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, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 "tests.h" #include "sysent.h" #include #include #include #include #define TD 0 #define TF 0 #define TI 0 #define TN 0 #define TP 0 #define TS 0 #define TM 0 #define TST 0 #define TLST 0 #define TFST 0 #define TSTA 0 #define TSF 0 #define TFSF 0 #define TSFA 0 #define NF 0 #define MA 0 #define SI 0 #define SE 0 #define CST 0 #define SEN(arg) 0, 0 static const struct_sysent syscallent[] = { #include "syscallent.h" }; #if defined __X32_SYSCALL_BIT && defined __NR_read \ && (__X32_SYSCALL_BIT & __NR_read) != 0 # define SYSCALL_BIT __X32_SYSCALL_BIT #else # define SYSCALL_BIT 0 #endif static void test_syscall(const unsigned long nr) { static const kernel_ulong_t a[] = { (kernel_ulong_t) 0xface0fedbadc0dedULL, (kernel_ulong_t) 0xface1fedbadc1dedULL, (kernel_ulong_t) 0xface2fedbadc2dedULL, (kernel_ulong_t) 0xface3fedbadc3dedULL, (kernel_ulong_t) 0xface4fedbadc4dedULL, (kernel_ulong_t) 0xface5fedbadc5dedULL }; long rc = syscall(nr | SYSCALL_BIT, a[0], a[1], a[2], a[3], a[4], a[5]); #ifdef LINUX_MIPSO32 printf("syscall(%#lx, %#lx, %#lx, %#lx, %#lx, %#lx, %#lx)" " = %ld ENOSYS (%m)\n", nr | SYSCALL_BIT, a[0], a[1], a[2], a[3], a[4], a[5], rc); #else printf("syscall_%lu(%#llx, %#llx, %#llx, %#llx, %#llx, %#llx)" " = %ld (errno %d)\n", nr, (unsigned long long) a[0], (unsigned long long) a[1], (unsigned long long) a[2], (unsigned long long) a[3], (unsigned long long) a[4], (unsigned long long) a[5], rc, errno); #endif } int main(void) { test_syscall(ARRAY_SIZE(syscallent)); #ifdef SYS_socket_subcall test_syscall(SYS_socket_subcall + 1); #endif #ifdef SYS_ipc_subcall test_syscall(SYS_ipc_subcall + 1); #endif puts("+++ exited with 0 +++"); return 0; }