2 * Check decoding of setresuid/setresgid/setresuid32/setresgid32 syscalls.
4 * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
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35 ugid2int(const unsigned UGID_TYPE ugid)
37 if ((unsigned UGID_TYPE) -1U == ugid)
44 print_int(const unsigned int num)
53 num_matches_id(const unsigned int num, const unsigned int ugid)
55 return num == ugid || num == -1U;
59 { val, ugid, ugid }, { ugid, val, ugid }, { ugid, ugid, val }
64 unsigned int ugid = GETUGID;
65 CHECK_OVERFLOWUGID(ugid);
71 TRIPLE((unsigned long) 0xffffffff00000000ULL | ugid),
74 TRIPLE(0xffff0000U | ugid),
81 for (i = 0; i < ARRAY_SIZE(tests); ++i) {
82 const unsigned int rn = ugid2int(tests[i].r);
83 const unsigned int en = ugid2int(tests[i].e);
84 const unsigned int sn = ugid2int(tests[i].s);
86 if (!num_matches_id(rn, ugid) ||
87 !num_matches_id(en, ugid) ||
88 !num_matches_id(sn, ugid))
91 if (syscall(SYSCALL_NR, tests[i].r, tests[i].e, tests[i].s)) {
92 if (!i && ENOSYS == errno) {
93 printf("%s(%u, %u, %u) = -1 ENOSYS (%m)\n",
94 SYSCALL_NAME, ugid, ugid, ugid);
97 perror_msg_and_fail("%s(%#lx, %#lx, %#lx)",
99 tests[i].r, tests[i].e, tests[i].s);
102 printf("%s(", SYSCALL_NAME);
111 puts("+++ exited with 0 +++");