libc/sys/t_mprotect.c

92 	ATF_REQUIRE(fd >= 0);
107 		ATF_REQUIRE(mprotect(map, page, PROT_WRITE) != 0);
108 		ATF_REQUIRE(errno == EACCES);
109 		ATF_REQUIRE(munmap(map, page) == 0);
112 	ATF_REQUIRE(close(fd) == 0);
130 	ATF_REQUIRE(mprotect((char *)-1, 1, PROT_READ) != 0);
131 	ATF_REQUIRE(errno == EINVAL);
176 	ATF_REQUIRE(map != MAP_FAILED);
182 	ATF_REQUIRE(mprotect(map, page, PROT_EXEC|PROT_READ) == 0);
183 	ATF_REQUIRE(((int (*)(void))map)() == 1);
186 	ATF_REQUIRE(mprotect(map, page, PROT_READ) == 0);
189 	ATF_REQUIRE(pid >= 0);
192 		ATF_REQUIRE(signal(SIGSEGV, sighandler) != SIG_ERR);
199 	ATF_REQUIRE(munmap(map, page) == 0);
201 	ATF_REQUIRE(WIFEXITED(sta) != 0);
213 		ATF_REQUIRE(WEXITSTATUS(sta) == SIGSEGV);
296 	ATF_REQUIRE(map != MAP_FAILED);
298 	ATF_REQUIRE(strlcpy(map, "XXX", 3) == 3);
299 	ATF_REQUIRE(mprotect(map, page, PROT_READ) == 0);
302 	ATF_REQUIRE(pid >= 0);
305 		ATF_REQUIRE(signal(SIGSEGV, sighandler) != SIG_ERR);
306 		ATF_REQUIRE(strlcpy(map, "XXX", 3) == 0);
311 	ATF_REQUIRE(WIFEXITED(sta) != 0);
312 	ATF_REQUIRE(WEXITSTATUS(sta) == SIGSEGV);
313 	ATF_REQUIRE(munmap(map, page) == 0);
341 	ATF_REQUIRE(map != MAP_FAILED);
343 	ATF_REQUIRE(map2 != MAP_FAILED);
344 	ATF_REQUIRE(mprotect(map, page, PROT_WRITE|PROT_READ) == 0);
345 	ATF_REQUIRE(mprotect(map2, page, PROT_EXEC|PROT_READ) == 0);
351 	ATF_REQUIRE(((int (*)(void))map2)() == 1);
355 	ATF_REQUIRE(pid >= 0);
358 		ATF_REQUIRE(signal(SIGSEGV, sighandler) != SIG_ERR);
359 		ATF_REQUIRE(strlcpy(map2, "XXX", 3) == 0);
364 	ATF_REQUIRE(WIFEXITED(sta) != 0);
365 	ATF_REQUIRE(WEXITSTATUS(sta) == SIGSEGV);
370 		ATF_REQUIRE(pid >= 0);
373 			ATF_REQUIRE(signal(SIGSEGV, sighandler) != SIG_ERR);
374 			ATF_REQUIRE(((int (*)(void))map)() == 1);
379 		ATF_REQUIRE(WIFEXITED(sta) != 0);
380 		ATF_REQUIRE(WEXITSTATUS(sta) == SIGSEGV);
383 	ATF_REQUIRE(munmap(map, page) == 0);
384 	ATF_REQUIRE(munmap(map2, page) == 0);
412 	ATF_REQUIRE(map != MAP_FAILED);
414 	ATF_REQUIRE(map2 != MAP_FAILED);
415 	ATF_REQUIRE(mprotect(map2, page, PROT_EXEC|PROT_READ) == 0);
421 	ATF_REQUIRE(((int (*)(void))map2)() == 1);
424 	ATF_REQUIRE(pid >= 0);
435 	ATF_REQUIRE(((int (*)(void))map2)() == 2);
437 	ATF_REQUIRE(munmap(map, page) == 0);
438 	ATF_REQUIRE(munmap(map2, page) == 0);
444 	ATF_REQUIRE(page >= 0);