1 // SPDX-License-Identifier: GPL-2.0-or-later
4  * Copyright (C) 2018-2019 SUSE LLC.
65 		/* TODO: Once expanded, check zero-padding. */  in test_openat2_struct()
67 		/* Smaller than version-0 struct. */  in test_openat2_struct()
68 		{ .name = "zero-sized 'struct'",  in test_openat2_struct()
69 		  .arg.inner.flags = O_RDONLY, .size = 0, .err = -EINVAL },  in test_openat2_struct()
70 		{ .name = "smaller-than-v0 struct",  in test_openat2_struct()
72 		  .size = OPEN_HOW_SIZE_VER0 - 1, .err = -EINVAL },  in test_openat2_struct()
74 		/* Bigger struct, with non-zero trailing bytes. */  in test_openat2_struct()
75 		{ .name = "bigger struct (non-zero data in first 'future field')",  in test_openat2_struct()
77 		  .size = sizeof(struct open_how_ext), .err = -E2BIG },  in test_openat2_struct()
78 		{ .name = "bigger struct (non-zero data in middle of 'future fields')",  in test_openat2_struct()
80 		  .size = sizeof(struct open_how_ext), .err = -E2BIG },  in test_openat2_struct()
81 		{ .name = "bigger struct (non-zero data at end of 'future fields')",  in test_openat2_struct()
83 		  .size = sizeof(struct open_how_ext), .err = -E2BIG },  in test_openat2_struct()
91 		struct open_how_ext how_ext = test->arg;  in test_openat2_struct()
110 				 * (mis)alignment offset. The other data is set to be non-zero to  in test_openat2_struct()
111 				 * make sure that non-zero bytes outside the struct aren't checked  in test_openat2_struct()
121 			fd = raw_openat2(AT_FDCWD, ".", how_copy, test->size);  in test_openat2_struct()
122 			if (test->err >= 0)  in test_openat2_struct()
125 				failed = (fd != test->err);  in test_openat2_struct()
138 					ksft_print_msg("%d (%s)\n", fd, strerror(-fd));  in test_openat2_struct()
142 			if (test->err >= 0)  in test_openat2_struct()
144 					 test->name, misalign);  in test_openat2_struct()
147 					 test->name, misalign, test->err,  in test_openat2_struct()
148 					 strerror(-test->err));  in test_openat2_struct()
170 		  .how.flags = O_TMPFILE | O_PATH | O_RDWR, .err = -EINVAL },  in test_openat2_flags()
172 		  .how.flags = O_TMPFILE | O_CREAT | O_RDWR, .err = -EINVAL },  in test_openat2_flags()
183 		  .how.flags = O_PATH | O_RDWR, .err = -EINVAL },  in test_openat2_flags()
185 		  .how.flags = O_PATH | O_CREAT, .err = -EINVAL },  in test_openat2_flags()
187 		  .how.flags = O_PATH | O_EXCL, .err = -EINVAL },  in test_openat2_flags()
189 		  .how.flags = O_PATH | O_NOCTTY, .err = -EINVAL },  in test_openat2_flags()
191 		  .how.flags = O_PATH | O_DIRECT, .err = -EINVAL },  in test_openat2_flags()
193 		  .how.flags = O_PATH | O_LARGEFILE, .err = -EINVAL },  in test_openat2_flags()
195 		/* ->mode must only be set with O_{CREAT,TMPFILE}. */  in test_openat2_flags()
196 		{ .name = "non-zero how.mode and O_RDONLY",  in test_openat2_flags()
197 		  .how.flags = O_RDONLY, .how.mode = 0600, .err = -EINVAL },  in test_openat2_flags()
198 		{ .name = "non-zero how.mode and O_PATH",  in test_openat2_flags()
199 		  .how.flags = O_PATH,   .how.mode = 0600, .err = -EINVAL },  in test_openat2_flags()
204 		/* ->mode must only contain 0777 bits. */  in test_openat2_flags()
207 		  .how.mode = 0xFFFF, .err = -EINVAL },  in test_openat2_flags()
210 		  .how.mode = 0xC000000000000000ULL, .err = -EINVAL },  in test_openat2_flags()
213 		  .how.mode = 0x1337, .err = -EINVAL },  in test_openat2_flags()
216 		  .how.mode = 0x0000A00000000000ULL, .err = -EINVAL },  in test_openat2_flags()
218 		/* ->resolve flags must not conflict. */  in test_openat2_flags()
222 		  .err = -EINVAL },  in test_openat2_flags()
224 		/* ->resolve must only contain RESOLVE_* flags. */  in test_openat2_flags()
227 		  .how.resolve = 0x1337, .err = -EINVAL },  in test_openat2_flags()
230 		  .how.resolve = 0x1337, .err = -EINVAL },  in test_openat2_flags()
233 		  .how.resolve = 0x1337, .err = -EINVAL },  in test_openat2_flags()
236 		  .how.resolve = 0x1337, .err = -EINVAL },  in test_openat2_flags()
241 		  .how.resolve = 0, .err = -EINVAL },  in test_openat2_flags()
247 		int fd, fdflags = -1;  in test_openat2_flags()
259 		path = (test->how.flags & O_CREAT) ? "/tmp/ksft.openat2_tmpfile" : ".";  in test_openat2_flags()
262 		fd = sys_openat2(AT_FDCWD, path, &test->how);  in test_openat2_flags()
263 		if (fd < 0 && fd == -EOPNOTSUPP) {  in test_openat2_flags()
269 					      test->name, fd, strerror(-fd));  in test_openat2_flags()
273 		if (test->err >= 0)  in test_openat2_flags()
276 			failed = (fd != test->err);  in test_openat2_flags()
292 			if (test->how.flags & O_CREAT)  in test_openat2_flags()
294 			if (!(test->how.flags & O_LARGEFILE))  in test_openat2_flags()
296 			failed |= (fdflags != test->how.flags);  in test_openat2_flags()
306 					       test->how.flags);  in test_openat2_flags()
308 				ksft_print_msg("%d (%s)\n", fd, strerror(-fd));  in test_openat2_flags()
312 		if (test->err >= 0)  in test_openat2_flags()
313 			resultfn("openat2 with %s succeeds\n", test->name);  in test_openat2_flags()
316 				 test->name, test->err, strerror(-test->err));  in test_openat2_flags()