/* * Check decoding of setrlimit syscall. * * Copyright (c) 2016-2018 Dmitry V. Levin * Copyright (c) 2016-2019 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #include "scno.h" #ifdef __NR_setrlimit # include "xgetrlimit.c" int main(void) { kernel_ulong_t *const rlimit = tail_alloc(sizeof(*rlimit) * 2); const struct xlat_data *xlat; size_t i = 0; for (xlat = resources->data, i = 0; i < resources->size; ++xlat, ++i) { if (!xlat->str) continue; unsigned long res = 0xfacefeed00000000ULL | xlat->val; long rc = syscall(__NR_setrlimit, res, 0); # if XLAT_RAW printf("setrlimit(%#x, NULL) = %s\n", (unsigned int) xlat->val, sprintrc(rc)); # elif XLAT_VERBOSE printf("setrlimit(%#x /* %s */, NULL) = %s\n", (unsigned int) xlat->val, xlat->str, sprintrc(rc)); # else printf("setrlimit(%s, NULL) = %s\n", xlat->str, sprintrc(rc)); # endif struct rlimit libc_rlim = {}; if (getrlimit((int) res, &libc_rlim)) continue; rlimit[0] = libc_rlim.rlim_cur; rlimit[1] = libc_rlim.rlim_max; rc = syscall(__NR_setrlimit, res, rlimit); const char *errstr = sprintrc(rc); # if XLAT_RAW printf("setrlimit(%#x, {rlim_cur=%s, rlim_max=%s}) = %s\n", (unsigned int) xlat->val, sprint_rlim(rlimit[0]), sprint_rlim(rlimit[1]), errstr); # elif XLAT_VERBOSE printf("setrlimit(%#x /* %s */," " {rlim_cur=%s, rlim_max=%s}) = %s\n", (unsigned int) xlat->val, xlat->str, sprint_rlim(rlimit[0]), sprint_rlim(rlimit[1]), errstr); # else printf("setrlimit(%s, {rlim_cur=%s, rlim_max=%s}) = %s\n", xlat->str, sprint_rlim(rlimit[0]), sprint_rlim(rlimit[1]), errstr); # endif } puts("+++ exited with 0 +++"); return 0; } #else SKIP_MAIN_UNDEFINED("__NR_setrlimit") #endif