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tests/tampering-notes.c
67 строк
1 KB
Elvira Khabirova
tests: check new tampering notes
07 фев 2021, 18:37
07 фев 2021, 18:37
b008980
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/* * Check tampering notes. * * Copyright (c) 2021 The strace developers. * All rights reserved. * * SPDX-License-Identifier: GPL-2.0-or-later */ #include "tests.h" #include "scno.h" #include <limits.h> #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #define PATH_LEN 64 int main(int argc, char *argv[]) { if (argc < 2) error_msg_and_skip("Insufficient arguments"); const char *notes = NULL; const int notes_case = atoi(argv[1]); switch (notes_case) { case 1: notes = "\\(INJECTED: args\\)"; break; case 2: notes = "\\(INJECTED: args\\) \\(DELAYED\\)"; break; case 3: notes = "\\(INJECTED: args\\) \\(DELAYED\\)"; break; case 4: notes = "\\(INJECTED: args, retval\\)"; break; case 5: notes = "\\(INJECTED: args, retval\\) \\(DELAYED\\)"; break; case 6: notes = "\\(INJECTED: args, retval\\) \\(DELAYED\\)"; break; default: error_msg_and_fail("Unsupported argument: %s", argv[1]); } char *const p = tail_alloc(PATH_LEN); memset(p, '/', PATH_LEN); if (chdir(p)) { ; /* Check the return value to pacify the compiler. */ } printf("chdir\\(.*\\) = .* %s\n", notes); char *const cur_dir = tail_alloc(PATH_MAX); long res = syscall(__NR_getcwd, cur_dir, PATH_MAX); if (res <= 0) perror_msg_and_fail("getcwd"); printf("getcwd\\(.*\\) = .* %s\n", notes); return 0; }