59 	int fd;  in ATF_TC_BODY()  local
61 	ATF_REQUIRE_EQ_MSG(fd = memfd_create(NULL, 0), -1,  in ATF_TC_BODY()
75 	int fd;  in ATF_TC_BODY()  local
80 	ATF_REQUIRE_EQ_MSG(fd = memfd_create(name_buf, 0), -1,  in ATF_TC_BODY()
86 	RL(fd = memfd_create(name_buf, 0));  in ATF_TC_BODY()
98 	int fd;  in ATF_TC_BODY()  local
101 	RL(fd = memfd_create("", 0));  in ATF_TC_BODY()
106 	RL(write(fd, write_buf, sizeof(write_buf)));  in ATF_TC_BODY()
107 	offset = lseek(fd, 0, SEEK_CUR);  in ATF_TC_BODY()
112 	RL(lseek(fd, 0, SEEK_SET));  in ATF_TC_BODY()
114 	RL(read(fd, read_buf, sizeof(read_buf)));  in ATF_TC_BODY()
115 	offset = lseek(fd, 0, SEEK_CUR);  in ATF_TC_BODY()
134 	int fd;  in ATF_TC_BODY()  local
137 	RL(fd = memfd_create("", 0));  in ATF_TC_BODY()
142 	RL(write(fd, write_buf, sizeof(write_buf)));  in ATF_TC_BODY()
144 	RL(fstat(fd, &st));  in ATF_TC_BODY()
149 	RL(ftruncate(fd, sizeof(write_buf)/2));  in ATF_TC_BODY()
150 	RL(fstat(fd, &st));  in ATF_TC_BODY()
155 	RL(ftruncate(fd, sizeof(read_buf)));  in ATF_TC_BODY()
156 	RL(fstat(fd, &st));  in ATF_TC_BODY()
161 	RL(lseek(fd, 0, SEEK_SET));  in ATF_TC_BODY()
162 	RL(read(fd, read_buf, sizeof(read_buf)));  in ATF_TC_BODY()
180 	int fd;  in ATF_TC_BODY()  local
183 	RL(fd = memfd_create("", 0));  in ATF_TC_BODY()
184 	RL(ftruncate(fd, sizeof(read_buf)));  in ATF_TC_BODY()
187 	    fd, 0);  in ATF_TC_BODY()
202 	int fd;  in ATF_TC_BODY()  local
204 	RL(fd = memfd_create("", 0));  in ATF_TC_BODY()
206 	ATF_REQUIRE_EQ_MSG(fcntl(fd, F_ADD_SEALS, F_SEAL_WRITE), -1,  in ATF_TC_BODY()
220 	int fd;  in ATF_TC_BODY()  local
222 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
223 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_SEAL));  in ATF_TC_BODY()
225         ATF_REQUIRE_EQ_MSG(fcntl(fd, F_ADD_SEALS, F_SEAL_WRITE), -1,  in ATF_TC_BODY()
237 test_all_seals_except(int fd, int except)  in test_all_seals_except()  argument
243 	RL(fstat(fd, &st));  in test_all_seals_except()
247 		rv = fcntl(fd, F_ADD_SEALS, F_SEAL_SEAL);  in test_all_seals_except()
258 		RL(lseek(fd, 0, SEEK_SET));  in test_all_seals_except()
259 		rv = write(fd, write_buf, sizeof(write_buf));  in test_all_seals_except()
269 		    MAP_SHARED, fd, 0);  in test_all_seals_except()
275 		rv = ftruncate(fd, st.st_size - 1);  in test_all_seals_except()
286 		rv = ftruncate(fd, st.st_size + 1);  in test_all_seals_except()
306 	int fd;  in ATF_TC_BODY()  local
308 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
309 	RL(ftruncate(fd, sizeof(write_buf)));  in ATF_TC_BODY()
310 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_SHRINK));  in ATF_TC_BODY()
312 	ATF_REQUIRE_EQ_MSG(ftruncate(fd, sizeof(write_buf)/2), -1,  in ATF_TC_BODY()
316 	test_all_seals_except(fd, F_SEAL_SHRINK);  in ATF_TC_BODY()
328 	int fd;  in ATF_TC_BODY()  local
330 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
331 	RL(ftruncate(fd, sizeof(write_buf)/2));  in ATF_TC_BODY()
332 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_GROW));  in ATF_TC_BODY()
334 	ATF_REQUIRE_EQ_MSG(ftruncate(fd, sizeof(write_buf)), -1,  in ATF_TC_BODY()
338 	test_all_seals_except(fd, F_SEAL_GROW);  in ATF_TC_BODY()
350 	int fd;  in ATF_TC_BODY()  local
352 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
353 	RL(ftruncate(fd, sizeof(write_buf)/2));  in ATF_TC_BODY()
354 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_WRITE));  in ATF_TC_BODY()
356 	ATF_REQUIRE_EQ_MSG(write(fd, write_buf, sizeof(write_buf)), -1,  in ATF_TC_BODY()
360 	test_all_seals_except(fd, F_SEAL_WRITE);  in ATF_TC_BODY()
372 	int fd;  in ATF_TC_BODY()  local
375 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
376 	RL(ftruncate(fd, sizeof(read_buf)));  in ATF_TC_BODY()
379 	    fd, 0);  in ATF_TC_BODY()
383 	ATF_REQUIRE_EQ_MSG(fcntl(fd, F_ADD_SEALS, F_SEAL_WRITE), -1,  in ATF_TC_BODY()
397 	int fd;  in ATF_TC_BODY()  local
399 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
400 	RL(ftruncate(fd, sizeof(write_buf)/2));  in ATF_TC_BODY()
401 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_FUTURE_WRITE));  in ATF_TC_BODY()
403 	ATF_REQUIRE_EQ_MSG(write(fd, write_buf, sizeof(write_buf)), -1,  in ATF_TC_BODY()
407 	test_all_seals_except(fd, F_SEAL_FUTURE_WRITE);  in ATF_TC_BODY()
420 	int fd;  in ATF_TC_BODY()  local
423 	RL(fd = memfd_create("", MFD_ALLOW_SEALING));  in ATF_TC_BODY()
424 	RL(ftruncate(fd, sizeof(read_buf)));  in ATF_TC_BODY()
426 	    fd, 0);  in ATF_TC_BODY()
430 	RL(fcntl(fd, F_ADD_SEALS, F_SEAL_FUTURE_WRITE));  in ATF_TC_BODY()
433 	    MAP_SHARED, fd, 0), MAP_FAILED, "Mmap succeeded unexpectedly");  in ATF_TC_BODY()